1 2005-05-13 Josh Conner <jconner@apple.com>
3 * arm.c (arm_return_in_memory): Add handling for vector return types.
5 2005-05-13 David Ung <davidu@mips.com>
7 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
9 * config/mips/mips.c: Add 4km alias.
10 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
11 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
14 2005-05-13 Jan Hubicka <jh@suse.cz>
16 * c-decl.c (finish_function): Suppress "control reaches end of
17 non-void function" when "no return statement in function
18 returning non-void" is issued.
20 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
21 * tree-optimize.c (pass_gimple): Kill.
22 (init_tree_optimization_passes): Kill pass_gimple.
23 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
24 * tree-dump.c (dump_files): Rename .generic to .gimple.*
26 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
28 PR rtl-optimization/20756:
29 * basic-block.h (PROP_DEAD_INSN): Define.
30 * flow.c (propagate_one_insn): Set during mark_set_regs call
32 (mark_set_1): Emit a clobber when we are about to delete a dead insn
33 that kills a live register.
35 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
37 * config/s390/s390.md: ("DBL"): New mode attribute.
38 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
39 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
40 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
42 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
44 * c-format.c (check_format_arg): Handle string literals of
45 the form &"string"[offset].
47 * g++.dg/warn/format4.C: New testcase.
49 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
51 * config/mips/3000.md, config/mips/4000.md,
52 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
53 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
54 config/mips/generic.md, config/pdp11/pdp11.md,
55 config/sh/crt1.asm, config/sh/lib1funcs.asm,
56 config/sh/sh-modes.def, config/sh/sh-protos.h,
57 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
59 2005-05-13 Richard Henderson <rth@redhat.com>
61 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
62 addition to move unless dest is a register. Do not skip
63 instantiation in dest on addition simplification.
65 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
67 * config/cris/cris.c (cris_print_operand) <case 'H'; case
68 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
69 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
71 2005-05-13 Jan Hubicka <jh@suse.cz>
73 * basic-block.h (FOR_ALL_BB_FN): New macro.
74 (init_flow): Initialize cfg structure.
75 * function.c (allocate_struct_function): Do not initialize cfg structure.
76 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
77 (build_tree_cfg): ... here.
78 * tree-flow.h (init_empty_tree_cfg): Declare.
80 2005-05-12 Steven Bosscher <stevenb@suse.de>
82 Fix PR tree-optimization/21520
83 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
84 to attempt to fold constants.
86 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
88 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
89 only when TARGET_ADJUST_UNROLL_MAX is defined.
90 (general_movsrc_operand): Use the C style comment.
91 (ua_offset): Use prototype.
93 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
95 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
96 (struct hmr_data, hoist_memory_reference, memref_del,
97 struct fmrv_data): Removed.
98 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
99 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
101 (find_more_ref_vops): Traverse the list of memory references.
102 (determine_lsm_loop): Work with the list of memory references instead
103 of traversing the hashtable.
105 2005-05-12 Steven Bosscher <stevenb@suse.de>
106 Stuart Hastings <stuart@apple.com>
107 Jan Hubicka <jh@suse.cz>
109 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
110 duplicate_eh_regions): New functions, based on old
111 implementation removed with RTL inliner.
112 (reachable_next_level): Modify behaviour pre-inline.
113 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
115 * function.h (struct function): Add after_inlining flag.
116 * tree-optimize.c (tree_rest_of_compilation): Set it.
117 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
119 * tree-cfg.c (label_to_block_fn): Deal with cases where
120 label was never insterted into code.
122 2005-05-12 Zack Weinberg <zack@codesourcery.com>
124 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
126 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
128 Fix PR tree-optimization/21532
129 * tree-ssa-pre.c (create_expression_by_pieces): stmt
130 needs to go onto the inserted_exprs list.
132 2005-05-12 Ian Lance Taylor <ian@airs.com>
134 * c-common.h (statement_code_p): Don't declare.
135 (STATEMENT_CODE_P): Don't define.
136 (INIT_STATEMENT_CODES): Don't define.
137 * c-common.c (statement_code_p): Don't define.
139 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
141 * config/sparc/sparc.h: Remove dead code.
142 * config/sparc/sparc.c (sparc_compute_frame_size): Use
143 FIRST_PARM_OFFSET for the size of the register window area.
144 (emit_save_regs): Rename into emit_save_or_restore_regs.
145 Add 'action' parameter. Use 4095 as upper bound for the offset.
146 Pass 'action' to save_or_restore_regs.
147 (emit_restore_regs): Delete.
148 (sparc_expand_prologue): Call emit_save_or_restore_regs.
149 (sparc_expand_epilogue): Likewise.
150 * config/sparc/sparc.md (mode macro P): Move.
151 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
152 (mov<V32:mode> expander): Move to the top of the V32 section.
153 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
154 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
155 (sibcall_epilogue): Move.
157 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
160 * arm.c (arm_gen_constant): Sign-extend intermediate values when
161 synthesizing a constant of the difference of two immediates.
163 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
165 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
166 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
167 the alternatives using integer registers into the appropriate
170 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
172 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
173 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
174 * bitmap.h: Fixed comments.
176 2005-05-11 Richard Henderson <rth@redhat.com>
179 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
180 (ia64_cannot_force_const_mem): New.
181 (tls_symbolic_operand_type): New.
182 (ia64_legitimate_constant_p): New.
183 (ia64_expand_load_address): Return true on success. Improve
184 checks for when we should not split.
185 (ia64_expand_tls_address): New addend operand. Distribute it
186 as appropriate to the tls_kind. Delay referencing gp.
187 (ia64_expand_move): Split symbolic addend as necessary. Handle
188 tls symbols with addends.
189 * config/ia64/ia64-protos.h: Update.
190 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
192 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
193 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
194 (symbolic_operand splitter): Pass everything through
195 ia64_expand_load_address and FAIL or DONE as appropriate.
196 (load_fptr): Only accept after reload.
197 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
198 load_symptr_low, load_ltoff_dtpmod,
200 (load_dtprel): Only accept tls symbols.
201 (load_dtprel64, load_dtprel22): Likewise.
202 (load_tprel, load_tprel64, load_tprel22): Likewise.
203 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
204 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
205 (add_dtprel14, add_dtprel22): Likewise.
206 (add_tprel, add_tprel14, add_tprel22): Likewise.
207 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
208 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
209 (got_symbolic_operand): Check CONST offsets.
210 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
211 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
212 (move_operand): Don't handle tls here. Check CONST offsets.
214 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
216 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
217 Remove hilo_operand check.
218 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
219 * config/mips/predicates.md (hilo_operand): Delete.
221 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
223 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
225 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
227 PR tree-optimizer/18472
228 * tree-if-conv.c (tree_if_convert_stmt,
229 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
231 2005-05-11 Jan Hubicka <jh@suse.cz>
233 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
234 (GTFILES): add except.h.
235 * except.c (eh_status): Add throw_stmt_table.
236 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
237 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
238 lookup_stmt_eh_region_fn): Declare.
239 (throw_stmt_node): New structure.
240 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
241 * gengtype.c (open_base_files): Add except.h to inlines.
242 * tree-eh.c (throw_stmt_node): Kill.
243 (record_stmt_eh_region): Update.
244 (add_stmt_to_eh_region_fn): Break out from ...
245 (add_stmt_to_eh_region): ... here.
246 (remove_stmt_from_eh_region_fn): Break out from ...
247 (remove_stmt_from_eh_region): ... here.
248 (lookup_stmt_eh_region_fn): Break out from ...
249 (lookup_stmt_eh_region): ... here.
250 (honor_protect_cleanup_actions): Use build_resx.
251 (lower_try_finally_onedest): Likewise.
252 (lower_try_finally_copy): Likewise.
253 (lower_try_finally_switch): Likewise.
254 (lower_eh_constructs): Update eh table construction.
255 * tree.c (build_resx): New.
256 * tree.h (build_resx): Declare.
258 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
260 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
263 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
265 * fold-const.c, libgcov.c: Fix comment typos.
267 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
270 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
272 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
273 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
275 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
277 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
280 * crtstuff.c: Include auto-host.h again, for now.
282 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
284 * config/mips/24k.md: Remove trailing whitespace.
286 2005-05-11 David Ung <davidu@mips.com>
288 * config/mips/mips.md (type): Add imul3.
289 (length, hazard, may_clobber_hilo): Check for imul3.
290 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
291 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
292 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
293 for a 3 operand mul and its bypasses.
294 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
295 * config/mips/4000.md (r4k_imul): Likewise.
296 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
297 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
298 (vr4130_muldi): Likewise.
299 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
300 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
301 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
302 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
303 (ir_vr54_imadd_si): Likewise.
304 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
305 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
306 (rm7_impy_di): Likewise.
307 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
308 * config/mips/generic.md (generic_imul): Likewise.
309 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
310 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
312 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
315 * tree.h (record_layout_info_s): New member prev_packed.
316 * stor-layout.c (update_alignment_for_field): Fix comment about
317 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
318 we start it properly aligned.
319 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
320 to update_alignment_for_field, and recompute it afterwards using
321 the alignment of the record.
322 When a packed bitfield precedes an MS bitfield, don't add padding
323 at the end of the packed bitfield on behalf of the base type of
324 the packed bit field.
325 Don't adjust rli->bitpos at the end
326 of an MS bitfield run if we already adjusted bitpos/offset for an
327 alignment as large or larger than the bitfield type size.
328 Take possible record alignment > BIGGEST_ALIGNMENT into account
329 when calculating actual_align.
330 Only put packed buit fields into rli->prev_field if they end up
332 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
333 Update rli->remaining_in_alignment when we have already started a
334 run of bit fields and we process a packed bit field.
336 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
338 * tree-data-ref.c (find_data_references_in_loop): Give up when
339 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
340 may embed arbitrary side effects.
341 Remove the assumption that GIMPLE form contains a single array
342 access per statement.
343 When the statement contains virtual operands, fail if it is not
344 a MODIFY_EXPR or a CALL_EXPR.
345 Return after the dont know node is inserted.
347 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
349 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
351 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
354 PR tree-optimization/19639
355 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
356 and generic summands for char* as s * delta, too, folding &a[i]
357 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
358 for comparison of steps. Convert types for index addition.
359 (fold_binary): Adjust the callers to always dispatch to
360 try_move_mult_to_index.
361 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
362 expr with non-gimple ARRAY_REF offset.
364 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
366 * fold-const.c (fold_indirect_ref_1): Avoid removing
367 NOP_EXPRs with type qualifiers like const.
369 2005-05-11 Richard Henderson <rth@redhat.com>
372 * c-decl.c (finish_decl): Propagate the completed array type of
373 a global variable into the binding.
375 2005-05-10 Matt Kraai <kraai@ftbfs.org>
377 * Makefile.in (gtype-desc.o, build/genautomata.o)
378 (build/varray.o): Depend on $(VARRAY_H).
380 2005-05-10 Diego Novillo <dnovillo@redhat.com>
382 * tree-optimize.c (init_tree_optimization_passes): Re-organize
383 optimization passes to do an initial batch of scalar cleanups.
385 2005-05-10 Ian Lance Taylor <ian@airs.com>
387 * read-rtl.c (struct macro_traverse_data): Define.
388 (map_attr_string): New static function, broken out of
389 apply_macro_to_string.
390 (mode_attr_index, apply_mode_maps): New static functions.
391 (apply_macro_to_string): Call map_attr_string.
392 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
394 (apply_macro_traverse): Expect data to point to a struct
396 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
397 to pass data through htab_traverse.
398 (read_rtx_1): Add mode_maps parameter. Change all callers.
399 Handle mode names which are attribute strings.
400 * doc/md.texi (Substitutions): Rename from String Substitutions.
401 Change references. Document using attributes as modes.
403 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
405 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
406 * tree-optimize.c (init_tree_optimization_passes) Swap
407 pass_ch and pass_profile.
408 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
409 here. Remove rewrite_into_loop_closed_ssa call.
411 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
413 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
415 (legitimate_reload_constant_p): Add check for const double zero.
416 * config/s390/s390.md: Add comment for constraint letter 'G'.
417 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
418 attributes for new case.
419 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
420 s390_const_double_ok_for_constraint_p.
421 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
424 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
426 PR tree-optimization/21170
427 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
428 rewrite_ssa_into_ssa in comments with update_ssa.
430 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
432 * tree-ssa-loop-im.c: Include hashtab.h.
433 (struct mem_ref_loc): New.
434 (struct mem_ref): Describe the set of references with the same
436 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
437 maybe_queue_var, fem_single_reachable_address,
438 for_each_memref, single_reachable_address,
439 is_call_clobbered_ref, determine_lsm_reg): Removed.
440 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
441 hoist_memory_reference, memref_hash, memref_eq, memref_del,
442 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
444 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
445 (determine_lsm_loop): Rewritten.
446 (determine_lsm): Do not set stmt uids.
448 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
450 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
453 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
455 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
456 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
457 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
459 2005-05-10 Jeff Law <law@redhat.com>
461 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
462 thread_across_edge for any abnormal edges.
464 2005-05-10 Richard Henderson <rth@redhat.com>
466 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
467 * config/ia64/ia64-protos.h: Declare it.
468 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
469 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
470 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
471 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
472 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
473 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
474 extend result; use release semantics.
475 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
476 (sync_val_compare_and_swap_<IMODE>): Update to match.
478 2005-05-10 Richard Henderson <rth@redhat.com>
480 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
481 before comparing it for success.
483 2005-05-10 Richard Henderson <rth@redhat.com>
485 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
486 no return value pattern.
488 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
489 H.J. Lu <hongjiu.lu@intel.com>
491 * libgcov.c (create_file_directory): New function. Create
492 directory for the given file name.
493 (gcov_max_filename): New static var. Keeps size of the longest
495 (gcov_exit): Always try to create directory for output
496 file. Relocate each filename basing on environment vars.
497 (__gcov_init): Remember the longest file name.
498 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
499 * doc/gcov.texi (Cross-profiling): New node documenting
500 cross-profiling management.
501 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
503 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
505 * config/sparc/sparc.c (mem_min_alignment): Do not rely
506 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
508 2005-05-10 Bob Wilson <bob.wilson@acm.org>
510 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
511 case code to avoid one move instruction.
512 (__umodsi3, __modsi3): Merge duplicated code sequences.
514 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
516 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
517 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
518 * doc/invoke.texi: Fix typos.
520 * tree-data-ref.c (analyze_array_indexes, analyze_array,
521 init_data_ref, access_functions_are_affine_or_constant_p,
522 free_data_refs): Use VEC instead of VARRAY.
523 * tree-data-ref.h (data_reference): Change the type of
524 access_fns to VEC(tree,gc)*.
525 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
527 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
530 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
531 * fold-const.c (fold): Expand the condition of reducing cond_expr.
532 (contains_label_1, contains_label_p): New functions for checking
533 labels in a sub-tree.
535 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
538 * c-decl.c (pushdecl): When there is a declaration in the current
539 scope and the declarations are external linkage, check for
540 compatibility with the type in the external scope and update the
541 type in the external scope with the composite type information.
542 Do not form a composite type of the new type and the visible type
543 if they are incompatible.
545 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
547 * crtstuff.c: Revert part of 2005-05-08 Change.
548 (IN_LIBGCC2): Define.
550 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
552 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
553 remove redundant test.
554 (fp_mov_p): Accept 0.
555 (fp_high_losum_p): Remove redundant test.
556 * config/sparc/predicates.md (const_high_operand): Explicitly test
557 (not small_int_operand).
558 (fp_const_high_losum_operand): New.
559 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
560 (movdi_insn_sp32_v9): Use canonical predicates.
561 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
562 (movdi_insn_sp64_novis): Delete.
563 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
564 (movsf_insn_novis): Delete.
565 (movsf_insn_vis): Rename into movsf_insn.
566 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
567 (movsf_lo_sum): Use fp_const_high_losum_operand.
568 (movsf_high): Likewise.
569 (movsf_high_losum splitter): Likewise.
570 (mov<V32:mode> expander): Use register_or_zero_operand.
571 (mov<V64:mode> expander): Likewise.
572 (movdf_insn_sp32): Use register_or_zero_operand.
573 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
574 Rename into movdf_insn_sp32_no_fpu.
575 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
576 Rename into movdf_insn_sp32_v9_no_fpu.
577 (movdf_insn_v9only_novis): Delete.
578 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
579 (movdf_insn_sp64_novis): Delete.
580 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
581 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
582 Rename into movdf_insn_sp64_no_fpu.
583 (movtf expander): Use register_or_zero_operand.
584 (movtf_insn_sp32): Delete.
585 (movtf_insn_vis_sp32): Use register_or_zero_operand.
586 Rename into movtf_insn_sp32.
587 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
588 Rename into movtf_insn_sp32_no_fpu.
589 (movtf_insn_hq_sp64): Delete.
590 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
591 Rename into movtf_insn_sp64_hq.
592 (movtf_insn_sp64): Delete.
593 (movtf_insn_vis_sp64): Use register_or_zero_operand.
594 Rename into movtf_insn_sp64.
595 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
596 Rename into movtf_insn_sp64_no_fpu.
598 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
600 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
601 gcc_assert and gcc_unreachable as appropriate.
602 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
603 xstormy16_output_cbranch_si, xstormy16_split_move,
604 xstormy16_initial_elimination_offset,
605 xstormy16_encode_section_info, xstormy16_print_operand_address,
606 xstormy16_expand_call, xstormy16_expand_arith,
607 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
609 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
611 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
612 const_copies to VEC(tree,heap)*.
613 (new_elim_graph, delete_elim_graph, elim_graph_size,
614 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
617 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
620 * doc/extend.texi (Type Attributes): Correct example syntax.
622 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
625 * doc/invoke.texi (-Wuninitialized): Update documentation.
627 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
629 * arm.c (const_ok_for_arm): Use a faster algorithm.
631 2005-05-09 David Edelsohn <edelsohn@gnu.org>
634 * config/rs6000/rs6000.md (add_op2): New.
635 (add<mode>3): Use it.
637 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
639 * arm.c (arm_gen_constant): Add new heuristic for generating
640 constant integers that can be expressed as the difference of two
643 2005-05-09 Roger Sayle <roger@eyesopen.com>
645 * c-tree.h (parser_build_unary_op): New prototype.
646 * c-typeck.c (parser_build_unary_op): New function to construct
647 a unary operation in the C parser.
648 * c-parser.c (c_parser_unary_expression): Use the new function
649 parser_build_unary_op when appropriate.
651 2005-05-09 Mark Mitchell <mark@codesourcery.com>
654 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
655 before outputting DWARF_FRAME_RETURN_COLUMN.
657 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
659 * config/s390/s390.c: (s390_branch_condition_mask,
660 s390_branch_condition_mnemonic, s390_extra_constraint_str,
661 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
662 legitimize_pic_address, s390_emit_tls_call_insn,
663 legitimize_tls_address, legitimize_tls_address,
664 s390_expand_addcc, print_shift_count_operand, print_operand,
665 addr_generation_dependency_p, annotate_constant_pool_refs,
666 s390_split_branches, find_constant_pool_ref,
667 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
668 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
669 s390_output_pool_entry, s390_function_value,
670 s390_call_saved_register_used, s390_emit_call): Replace
671 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
672 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
673 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
674 get_some_local_dynamic_name, s390_function_arg_size,
675 s390_function_arg_advance, s390_function_arg,
676 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
677 default case by gcc_unreachable.
678 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
679 conditional abort by gcc_assert.
680 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
681 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
683 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
685 * config/s390/s390.c: (s390_decompose_address,
686 tls_symbolic_operand, legitimate_pic_operand_p,
687 legitimate_constant_p, legitimate_reload_constant_p,
688 s390_expand_plus_operand, legitimate_address_p,
689 legitimate_la_operand_p, ): Remove 'register' from signature.
690 (symbolic_reference_mentioned_p,
691 tls_symbolic_reference_mentioned_p): Remove 'register' from local
692 variable declarations.
693 (legitimize_address): Remove 'register' from
694 signature and local variable declarations.
696 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
698 * config/s390/s390-protos.h: (s390_match_ccmode,
699 s390_match_ccmode_set, reg_used_in_mem_p,
700 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
701 legitimate_la_operand_p, preferred_la_operand_p,
702 s390_short_displacement, addr_generation_dependency_p,
703 legitimate_reload_constant_p, legitimate_address_p): Change return type
705 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
706 * config/s390/s390.c: (s390_match_ccmode,
707 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
708 legitimate_reload_constant_p): Change return type into 'bool'.
709 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
710 Likewise. Additionally adapted comment.
711 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
712 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
713 (s390_decompose_address): Change the type of the internal flags
714 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
715 (struct s390_address): Change type of "pointer" into bool.
716 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
717 Adapt calls for 's390_tm_ccmode' to the new signature.
719 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
721 * config/s390/s390.c: (s390_match_ccmode_set,
722 s390_branch_condition_mnemonic, s390_short_displacement,
723 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
724 print_shift_count_operand, get_some_local_dynamic_name,
725 get_some_local_dynamic_name_1, reg_used_in_mem_p,
726 addr_generation_dependency_p, s390_split_branches,
727 annotate_constant_pool_refs, find_constant_pool_ref,
728 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
729 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
730 s390_register_info, s390_frame_info, s390_init_frame_layout,
731 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
732 restore_gprs, s390_function_arg_size, s390_function_arg_float,
733 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
734 s390_encode_section_info, s390_cannot_force_const_mem,
735 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
736 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
737 s390_adjust_priority, s390_issue_rate,
738 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
739 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
740 s390_build_builtin_va_list, s390_gimplify_va_arg,
741 s390_function_ok_for_sibcall, s390_call_saved_register_used,
742 s390_pass_by_reference, s390_fixed_condition_code_regs,
743 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
744 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
745 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
746 s390_add_pool_insn, s390_find_pool, s390_add_constant,
747 s390_find_constant, s390_add_execute, s390_find_execute,
748 s390_execute_label, s390_execute_target, s390_dump_pool,
749 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
750 Move target macro definitions to the end of the file. Move several
751 functions within the file to assure correct compiling.
753 2005-05-09 Steven Bosscher <stevenb@suse.de>
755 * calls.c (purge_reg_equiv_notes): Remove, fold into...
756 (fixup_tail_calls): ...here. Only look at insns between the
757 start of the function and the FUNCTION_BEG insn note.
759 * gcse.c (one_cprop_pass): Fix typos in dumps.
761 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
763 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
765 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
766 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
767 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
768 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
770 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
771 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
772 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
775 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
777 * config/s390/s390.md: ("gf") New mode attribute.
778 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
779 "fixuns_truncsfsi2"): Merge.
780 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
781 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
782 "fix_truncsfsi2_ieee"): Merge.
784 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
786 * config/s390/s390.md: ("FPR") New mode macro.
787 ("de", "dee"): New mode attributes.
788 ("cmpdf", "cmpsf"): Merge.
789 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
790 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
791 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
792 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
793 ("floatdidf2", "floatdisf2"): Merge.
794 ("adddf3", "addsf3"): Merge.
795 ("*adddf3", "*addsf3"): Merge.
796 ("*adddf3_cc", "*addsf3_cc"): Merge.
797 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
798 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
799 ("subdf3", "subsf3"): Merge.
800 ("*subdf3", "*subsf3"): Merge.
801 ("*subdf3_cc", "*subsf3_cc"): Merge.
802 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
803 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
804 ("muldf3", "mulsf3"): Merge.
805 ("*muldf3", "*mulsf3" "): Merge.
806 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
807 ("*fmadddf", "*fmaddsf"): Merge.
808 ("*fmsubdf", "*fmsubsf"): Merge.
809 ("divdf3", "divsf3"): Merge.
810 ("*divdf3", "*divsf3"): Merge.
811 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
812 ("negdf2", "negsf2"): Merge.
813 ("*negdf2_cc", "*negsf2_cc"): Merge.
814 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
815 ("*negdf2", "*negsf2"): Merge.
816 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
817 ("absdf2", "abssf2"): Merge.
818 ("*absdf2_cc", "*abssf2_cc"): Merge.
819 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
820 ("*absdf2", "*abssf2"): Merge.
821 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
822 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
823 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
824 ("*negabsdf2", "*negabssf2"): Merge.
825 ("sqrtdf2", "sqrtsf2"): Merge.
827 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
829 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
831 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
832 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
833 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
834 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
836 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
837 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
838 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
839 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
840 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
841 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
842 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
843 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
844 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
845 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
846 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
847 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
848 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
849 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
850 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
851 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
853 ("*divsf3"): Additionally rename second pattern to
855 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
856 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
857 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
858 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
859 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
860 'type values' and rename 'type' value.
861 ("*addsf3"): Additionally rename second pattern to
864 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
866 * config/s390/s390.md: ("SHIFT"): New mode macro.
867 ("lr", "shift"): New mode attributes.
868 ("ashldi3", "lshrdi3"): Merge.
869 ("*ashldi3_31", "*lshrdi3"_31): Merge.
870 ("*ashldi3_64", "*lshrdi3"_64): Merge.
871 ("ashlsi3", "lshrsi3"): Merge.
873 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
875 * config/s390/s390.md: ("DSI", "SCOND"): New mode
877 ("E", "g"): New mode attributes.
878 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
879 ("*adddi3_alc", "*addsi3_alc"): Merge.
880 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
881 ("*subdi3_slb", "*subsi3_slb"): Merge.
882 ("adddicc", "addsicc"): Merge.
883 ("*sconddi", "*scondsi"): Merge.
884 ("*sconddi_neg", "*scondsi_neg"): Merge.
885 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
886 ("negdi2", "negsi2"): Extract expander pattern from
887 "negsi2" and merge with "negdi2".
888 ("*negdi2"): Merge with instruction pattern of "negsi2".
889 ("*negdi2_cc", "*negsi2_cc"): Merge.
890 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
891 ("rotldi3", "rotlsi3"): Merge.
893 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
895 * config/s390/s390.md: ("hc"): New mode attribute.
896 ("extendhidi2", "extendqidi2"): Merge.
897 ("*extendhidi2", "*extendqidi2"): Merge.
898 ("extendhisi2", "extendqisi2"): Merge.
899 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
900 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
901 Merged 2 define_split.
902 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
903 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
905 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
907 * config/s390/s390.md: ("COMPARE"): New mode macro.
908 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
909 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
910 "bungt", "bunle", "bunge", "bltgt"): Merge.
912 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
914 * config/s390/s390.md: ("INT"): New mode macro.
915 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
918 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
920 * config/s390/s390.md: ("GPR", "P"): New mode macros.
921 ("cmpdi", "cmpsi"): Merge.
922 ("strlendi", "strlensi"): Merge.
923 ("*strlendi", "*strlensi"): Merge.
924 ("movmemdi", "movmemsi"): Merge.
925 ("clrmemdi", "clrmemsi"): Merge.
927 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
929 * config/s390/s390.md: ("HQI"): New mode macro.
930 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
931 ("*tmhi_full", "*tmqi_full"): Merge.
932 ("*tsthiCCT", "*tstqiCCT"): Merge.
933 ("*tsthi", "*tstqi"): Merge.
934 ("*tsthi_cconly", "tstqi_cconly"): Merge.
935 ("*sethighhisi", "*sethighqisi"): Merge.
937 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
939 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
940 config/alpha/unicosmk.h, config/arc/arc.md,
941 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
942 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
943 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
944 config/arm/semi.h, config/arm/uclinux-elf.h,
945 config/arm/wince-pe.h, config/fr30/fr30.c,
946 config/rs6000/altivec.h: Update copyright.
948 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
950 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
951 gcc_assert and gcc_unreachable as appropriate.
952 (pdp11_output_function_epilogue, output_move_double,
953 output_move_quad, print_operand_address, output_jump,
954 output_addr_const_pdp11): Likewise.
955 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
956 ASM_OUTPUT_ALIGN): Likewise.
957 * config/pdp11/pdp11.md: Likewise.
958 (extendhisi2, subhi3, subqi3): Likewise.
960 2005-05-09 David Edelsohn <edelsohn@gnu.org>
963 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
966 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
968 * config/ia64/ia64.c: Fix a comment typo.
970 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
973 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
974 (arm_override_options): Use them instead of manifest constants. Don't
975 allow -march to override the -mtune setting.
977 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
979 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
980 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
981 (function_arg_advance, function_arg, save_restore_insns,
982 iq2000_expand_prologue, iq2000_output_conditional_branch,
983 expand_one_builtin, print_operand):
984 * config/iq2000/iq2000.md (tablejump): Likewise.
986 2005-05-09 David Ung <davidu@mips.com>
988 * config/mips/mips.h (processor_type): Add names for the 24K.
989 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
991 * config/mips/mips.md (cnv_mode): New attribute for recording the
992 conversion types of float convert insns.
993 (cpu): Add 24k and 24kx.
994 (include): Include 24k.md file.
995 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
996 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
997 (floatdisf2): Setup cnv_mode.
998 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
1000 * config/mips/24k.md: New file, contains 24k DFA pipeline
1003 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1005 * config/sh/sh.c (print_operand_address): Use gcc_assert and
1006 gcc_unreachable as appropriate.
1007 (print_operand, prepare_move_operands, prepare_scc_operands,
1008 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
1009 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
1010 fixup_mova, gen_far_branch, sh_reorg, split_branches,
1011 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
1012 sh_set_return_address, sh_setup_incoming_varargs,
1013 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
1014 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
1015 check_use_sfunc_addr): Likewise.
1016 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
1017 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1018 * config/sh/symbian.c (sh_symbian_mark_dllexport,
1019 sh_symbian_mark_dllimport): Likewise.
1020 * config/sh/sh.md: Likewise.
1021 (movdicc, call_pop, call_value_pop, casesi_worker_1,
1022 casesi_worker_2, casesi_shift_media, casesi_load_media,
1023 return_media): Likewise.
1025 2005-05-08 Roger Sayle <roger@eyesopen.com>
1028 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
1031 2005-05-08 Richard Henderson <rth@redhat.com>
1033 * config/alpha/alpha.c (adjust_address): Fix typo last change.
1035 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1037 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
1038 and -1 can happen in reg_renumber when no hard register is assigned.
1040 2005-05-08 Steven Bosscher <stevenb@suse.de>
1041 Kazu Hirata <kazu@cs.umass.edu>
1043 PR tree-optimization/14841, tree-optimization/15838
1044 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
1045 (evaluate_stmt): Call it.
1047 2005-05-08 Jakub Jelinek <jakub@redhat.com>
1049 * config/ia64/ia64.c (ia64_override_options): Don't set
1050 ia64_flag_var_tracking and clear flag_var_tracking here...
1051 (ia64_file_start): ... but here.
1053 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1055 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
1056 and gcc_unreachable as appropriate.
1057 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
1058 m68hc11_gen_highpart, print_operand, print_operand_address,
1059 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
1060 m68hc11_gen_movhi): Likewise.
1061 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
1062 * config/m68hc11/m68hc11.md: Reword comment.
1064 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1067 * config/m68hc11/predicates.md (splitable_operand): An immediate is
1070 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1072 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
1073 the 68HC12 address indirect addressing mode as it is not supported by
1075 * config/m68hc11/m68hc11-protos.h
1076 (m68hc11_valid_addressing_p): Declare.
1077 (m68hc11_add_mode): Declare.
1078 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
1079 register_indirect_p and export it.
1080 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
1081 instruction so that it is part of the good BB.
1082 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
1083 addressing with movw.
1084 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
1086 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
1087 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
1088 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
1090 ("*movhi_68hc12"): Handle movhi_const0.
1091 ("*subhi3", "subqi3"): Use general_operand for operand 1.
1092 ("*subhi3_zext"): Likewise.
1094 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1097 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
1098 operand 1 and fix constraints.
1099 ("mulqihi3"): Use general_operand for operand 2.
1101 2005-05-08 Julian Brown <julian@codesourcery.com>
1102 H.J. Lu <hongjiu.lu@intel.com>
1103 Paul Brook <paul@codesourcery.com>
1105 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
1106 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
1107 20050308/2.16.0 or newer for comdat group.
1108 * configure: Regenerated.
1109 * config.in: Regenerated.
1110 * varasm.c (default_function_rodata_section): Put .rodata section in
1111 COMDAT group when necessary.
1112 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
1114 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
1117 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1119 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
1121 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
1122 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
1123 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
1124 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1126 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1129 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
1130 64-bit constants on 64-bit hosts.
1131 (m68hc11_split_logical): Simplify.
1132 (m68hc11_split_move): Likewise.
1134 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1135 Paolo Bonzini <bonzini@gnu.org>
1137 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
1138 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
1139 * configure.ac (enable_checking): Fix typos in runtime_checking.
1140 (ENABLE_RUNTIME_CHECKING): Mark as target template.
1141 (xm_file): Prepend auto-host.h
1142 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
1143 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
1145 * crtstuff.c: Do not include auto-host.h.
1146 (IN_LIBGCC2): Do not define.
1147 * gcov-io.h: Include tconfig.h, not auto-host.h.
1148 * libgcc2.c: Do not include auto-host.h.
1149 (abort): Do not undefine.
1150 * libgcov.c: Remove unneeded comment about config.h.
1151 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
1152 * config.in, configure: Regenerated.
1154 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1155 Falk Hueffner <falk@debian.org>
1157 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
1158 and gcc_unreachable as appropriate.
1159 (get_aligned_mem, get_unaligned_address,
1160 alpha_emit_set_long_const, alpha_emit_conditional_branch,
1161 alpha_emit_setcc, alpha_emit_conditional_move,
1162 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
1163 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
1164 alpha_expand_unaligned_load, alpha_expand_block_move,
1165 alpha_expand_zap_mask, get_trap_mode_suffix,
1166 get_round_mode_suffix, get_some_local_dynamic_name,
1167 print_operand_address, function_arg, alpha_return_in_memory,
1168 function_value, alpha_expand_builtin,
1169 alpha_initial_elimination_offset, alpha_expand_epilogue,
1170 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
1171 alphaev5_next_group, alpha_align_insns,
1172 unicosmk_initial_elimination_offset, unicosmk_unique_section,
1173 unicosmk_ssib_name): Likewise.
1174 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1175 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
1176 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
1177 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
1178 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1179 * config/alpha/alpha.md (*divmodsi_internal_er,
1180 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
1181 call_nt, call_umk, call_vms, call_value, sibcall_value,
1182 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
1183 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
1184 * config/alpha/predicates.md (input_operand): Likewise.
1186 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1188 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
1189 gcc_unreachable, as appropriate.
1190 (frv_function_prologue, frv_alloc_temp_reg,
1191 frv_initial_elimination_offset, frv_expand_block_move,
1192 frv_expand_block_clear, frv_print_operand_jump_hint,
1193 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
1194 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
1195 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
1196 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
1197 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
1198 frv_in_small_data_p, frv_asm_out_constructor,
1199 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
1200 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
1201 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
1202 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
1203 sibcall_value, casesi): Likewise.
1205 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
1206 gcc_unreachable as appropriate.
1207 (print_operand_address, mn10300_print_reg_list, expand_prologue,
1208 expand_epilogue, notice_update_cc, initial_offset,
1209 mn10300_address_cost_1): Likewise.
1210 * config/mn10300/mn10300.md: Likewise.
1211 (absdf2, abssf2, negdf2, negsf2): Likewise.
1213 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1216 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
1218 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
1219 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
1220 including sunge_<mode> and sungt_<mode>.
1222 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1224 * integrate.h (get_hard_reg_initial_val): Change type of register
1225 parameter from int to unsigned int.
1226 (has_hard_reg_initial_val): Likewise.
1227 * integrate.c (get_hard_reg_initial_val): Likewise.
1228 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
1230 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1232 * except.c (eh_status): Change the type of ttype_data to
1234 (add_ttypes_entry, assign_filter_values,
1235 output_function_exception_table): Use VEC instead of VARRAY.
1237 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1239 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
1241 2005-05-07 Paul Brook <paul@codesourcery.com>
1243 * Makefile.in: Fix dependencies.
1244 (GCOV_IO_H, VARRAY_H): Set.
1246 2005-05-07 Anthony Green <green@redhat.com>
1249 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
1250 x$STMP_FIXPROTO test.
1251 * configure: Rebuilt.
1253 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1255 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
1256 inappropriate feature test macros if flag_iso.
1258 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1260 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
1262 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
1265 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
1266 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1267 Handle moved operand being in special register.
1268 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
1269 presumed working insn.
1270 (mover2side): Add FIXME.
1272 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1274 * integrate.c (get_func_hard_reg_initial_val): Delete.
1275 (has_func_hard_reg_initial_val): Delete.
1276 (get_hard_reg_initial_val): Inline the old implementation of
1277 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
1278 instead of has_func_hard_reg_initial_val to test for an existing
1279 pseudo. Only create an rtx if a new initial value entry is needed.
1280 (has_hard_reg_initial_val): Scan the initial value list directly.
1281 Don't create an rtx.
1283 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1285 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
1287 * config.in (HAVE_AS_POPCNTB): New.
1288 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
1289 (HAVE_AS_POPCNTB): New.
1290 * configure: Regenerated.
1291 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
1292 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
1293 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
1294 and rs6000_sched_costly_dep.
1295 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
1296 (TARGET_XL_COMPAT): Delete.
1297 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
1298 (popcount<mode>2): New.
1299 (popcntb<mode>2): New.
1300 * config/rs6000/rs6000.opt (mpopcntb): New.
1302 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
1303 if variable name exists.
1305 2005-05-07 Matt Kraai <kraai@ftbfs.org>
1307 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
1309 2005-05-07 Richard Henderson <rth@redhat.com>
1312 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
1313 with constant offsets.
1315 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
1317 * config/v850/v850.c (print_operand): Use gcc_assert and
1318 gcc_unreachable, as appropriate.
1319 (print_operand_address, v850_handle_data_area_attribute,
1320 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
1321 v850_insert_attributes, construct_prepare_instruction): Likewise.
1322 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1323 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
1325 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
1327 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
1328 config/rs6000/rs6000.h: Fix comment typos.
1330 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1332 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
1333 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
1334 (mips_scalar_mode_supported_p): Delete.
1336 2005-05-06 Eric Christopher <echristo@redhat.com>
1338 * config/mips/mips.opt: Remove -mint64 option.
1339 * config/mips/mips.c (override_options): Remove -mint64
1341 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
1342 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
1343 64-bit integer handling.
1344 * doc/invoke.texi (Option Summary): Remove -mint64 for
1347 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1349 PR tree-optimization/19401
1350 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1351 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1352 (estimated_unrolled_size): New function.
1353 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1354 tree_unroll_loops_completely): Always unroll loops if the code size
1356 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1357 loops should be unrolled completely.
1358 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1360 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1362 PR rtl-optimization/21254
1363 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1364 assumptions for loops that otherwise do not roll.
1365 (find_simple_exit): Prefer # of iterations that is guaranteed
1367 * loop-unroll.c (decide_peel_once_rolling,
1368 decide_peel_completely): Check whether the loop is infinite.
1370 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1372 * config/rs6000/sysv4.opt: Fix typo.
1374 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1375 Jakub Jelinek <jakub@redhat.com>
1378 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1379 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1380 Don't use rep; movs{l,q} if the repetition count is really small,
1381 instead use a sequence of movs{l,q} instructions.
1383 2005-05-06 Jeff Law <law@redhat.com>
1385 PR tree-optimization/21380
1386 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1387 thread through a block with no preds.
1389 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1391 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1392 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1393 add_call_read_ops): Use VEC instead of VARRAY.
1395 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1397 * config/mcore/mcore.c (mcore_print_operand_address): Use
1398 gcc_assert and gcc_unreachable as appropriate.
1399 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1400 mcore_output_andn, output_inline_const, mcore_output_move,
1401 mcore_output_movedouble, mcore_expand_block_move,
1402 layout_mcore_frame, mcore_initial_elimination_offset,
1403 mcore_expand_prolog, mcore_mark_dllexport,
1404 mcore_mark_dllimport): Likewise.
1405 * config/mcore/mcore.h (switch_to_section): Likewise.
1406 * config/mcore/mcore.md: Likewise.
1408 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1410 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1411 TARGET_PROFILE_KERNEL.
1413 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1414 TARGET_PROFILE_KERNEL use.
1416 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1418 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1419 and gcc_unreachable, as appropriate.
1420 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1421 m32r_expand_prologue, m32r_output_function_epilogue,
1422 m32r_legitimize_pic_address, m32r_print_operand_address,
1423 emit_cond_move, m32r_function_symbol,
1424 m32r_output_block_move): Likewise.
1425 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1426 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1427 *rev_zero_branch_insn): Likewise.
1429 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1432 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1433 if both NEWDECL and OLDDECL are already weak.
1435 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1437 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1439 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1440 Kaz Kojima <kkojima@gcc.gnu.org>
1442 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1445 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1446 David Edelsohn <edelsohn@gnu.org>
1448 * config.gcc: Add .opt magic for the rs6000 ports.
1450 * doc/invoke.texi: Document -mabi= option properly. Document
1451 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1452 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1455 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1456 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1459 * config/rs6000/aix.opt: New.
1460 * config/rs6000/aix41.opt: New.
1461 * config/rs6000/aix64.opt: New.
1462 * config/rs6000/darwin.opt: New.
1463 * config/rs6000/linux64.opt: New.
1464 * config/rs6000/rs6000.opt: New.
1465 * config/rs6000/sysv4.opt: New.
1467 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1468 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1470 Define TARGET_USES_SYSV4_OPT.
1471 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1472 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1473 TARGET_USES_AIX64_OPT.
1474 * config/rs6000/aix51.h: Same.
1475 * config/rs6000/aix52.h: Same.
1476 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1477 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1478 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1479 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1480 * config/rs6000/linux64.h: Use
1481 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1483 * config/rs6000/rs6000.c: Remove definitions of
1484 rs6000_sched_restricted_insns_priority,
1485 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1486 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1487 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1488 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1489 rs6000_alignment_string. Define rs6000_explicit_options.
1490 (rs6000_parse_abi_options): Remove.
1491 (rs6000_parse_alignment_option): Remove.
1492 (rs6000_parse_float_gprs_option): Remove.
1493 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1494 TARGET_DEFAULT_TARGET_FLAGS.
1495 (rs6000_override_options): Revamp to use new .opt machinery.
1497 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1498 of new .opt machinery. Remove target_flags. Redefine
1499 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1500 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1501 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1502 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1503 rs6000_longcall_switch, rs6000_default_long_calls,
1504 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1505 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1506 TARGET_ALTIVEC_VRSAVE.
1508 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1510 * config.gcc (hppa1.1-*-rtems*): Remove.
1511 * config/pa/rtems.h: Remove.
1513 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1515 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1516 Exclude roe/603e multilib variants.
1518 2005-05-04 Denis Chertykov <denisc@overta.ru>
1521 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1524 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1526 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1527 arm/pe.opt to $extra_options.
1528 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1529 (target_float_abi_name, target_float_switch, target_abi_name)
1530 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1531 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1532 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1533 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1534 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1535 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1536 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1537 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1538 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1539 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1540 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1541 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1542 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1543 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1544 (arm_pic_register_string): Delete.
1545 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1547 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1548 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1549 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1550 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1551 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1552 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1553 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1554 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1555 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1556 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1557 (SUBTARGET_SWITCHES): Delete.
1558 * config/arm/arm.c (target_float_switch): Delete.
1559 (arm_cpu_select): Moved from config/arm/arm.h.
1560 (target_fpu_name, target_fpe_name, target_float_abi_name)
1561 (target_abi_name, structure_size_string, arm_pic_register_string)
1562 (arm_select): Make static.
1563 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1564 (arm_handle_option): New function.
1565 (arm_override_options): Update target_flags checks for new mask names.
1566 Remove target_float_switch code.
1567 (arm_expand_prologue, thumb_expand_prologue): Check
1568 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1569 * config/arm/arm.opt, config/arm/pe.opt: New files.
1571 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1573 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1574 gcc_unreachable as appropriate.
1575 (arc_double_limm_p, arc_setup_incoming_varargs,
1576 arc_compute_function_type, arc_output_function_prologue,
1577 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1578 output_shift, arc_print_operand, arc_print_operand_address,
1579 arc_final_prescan_insn): Likewise.
1580 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1582 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1584 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1589 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1590 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1591 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1592 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1593 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1594 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1595 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1596 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1598 2005-05-05 Paul Brook <paul@codesourcery.com>
1600 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1601 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1602 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1603 and tree-data-ref.h with *_H variables.
1605 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1607 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1609 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1611 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1613 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1615 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1617 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1619 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1620 setting of vrsave register for current function after
1621 call to save_world is emitted.
1623 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1625 * config/mmix/predicates.md: New file.
1626 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1627 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1628 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1629 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1630 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1632 * config/mmix/mmix.md: Include predicates.md.
1633 ("call", "call_value"): Force address to register if it isn't a
1634 mmix_symbolic_or_address_operand.
1636 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1638 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1639 the flags are of appropriate types.
1640 (num_ssa_operands): Generalize using the generic interface.
1641 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1644 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1646 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1647 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1649 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1651 * tree-outof-ssa.c (edge_leader, stmt_list,
1652 analyze_edges_for_bb): Use VEC instead of VARRAY.
1653 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1654 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1655 fini_analayze_edges_for_bb.
1657 2005-05-04 James E Wilson <wilson@specifixinc.com>
1660 * gcc.c (process_command): In the second argv scan loop, ignore
1661 Xassembler and Xpreprocessor, along with their argument.
1663 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1665 * tree-flow-inline.h, tree-ssa-operands.c,
1666 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1667 Likewise. tree-vn.c: Fix comment typos.
1668 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1670 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1672 * doc/tm.texi (Target Hooks): Document
1673 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1675 2005-05-04 Paul Brook <paul@codesourcery.com>
1677 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1679 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1681 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1682 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1685 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1686 get_expansion, expand_var_during_unrolling,
1687 insert_var_expansion_initialization,
1688 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1691 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1694 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1697 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1698 the same as INTEGER_TYPE.
1699 (fold_binary): Fold "bool_var != 0" to bool_var.
1700 Fold "bool_var == 1" to bool_var.
1702 2004-05-03 Richard Henderson <rth@redhat.com>
1705 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1706 from recog_data instead of insn_data.
1708 2005-05-03 DJ Delorie <dj@redhat.com>
1710 * common.opt (fdiagnostics-show-option): No variable is needed.
1711 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1712 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1713 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1714 Save and restore original message format. Use flag in context
1716 (warning): Don't test for enabled warnings here.
1717 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1720 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1722 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1723 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1724 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1725 * aclocal.m4: Don't include accross.m4.
1726 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1727 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1728 * configure, config.in: Regenerate.
1730 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1733 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1734 (clear_storage): Add argument.
1735 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1736 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1738 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1739 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1740 (store_expr, store_constructor): Adjust callers.
1741 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1742 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1743 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1744 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1745 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1746 with EXP. Pass EXP to expand_builtin_memmove.
1747 (expand_builtin_memset): Add ORIG_EXP argument, pass
1748 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1749 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1750 Pass EXP to expand_builtin_memset.
1751 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1753 (expand_builtin_strncmp): Likewise.
1754 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1755 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1756 (expand_builtin_fprintf): Likewise.
1757 (expand_builtin): Adjust calls to
1758 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1760 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1763 PR rtl-optimization/21239
1764 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1766 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1768 * tree-flow.h (tree_ann_common_d): Move aux to ...
1769 (stmt_ann_d): ... here.
1770 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1771 move_computations_stmt, schedule_sm): Update references to
1773 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1775 * tree-cfg.c (remove_bb): Remove a redundant call to
1777 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1780 2005-05-03 Richard Henderson <rth@redhat.com>
1782 * config/rs6000/rs6000.c: Remove conflict markers.
1784 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1786 2005-05-03 James E Wilson <wilson@specifixinc.com>
1788 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1790 2005-05-03 DJ Delorie <dj@redhat.com>
1792 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1793 decide if the warning will be printed.
1794 * calls.c (expand_call): Likewise.
1795 * function.c (init-function_start): Likewise.
1797 * common.opt (-fdiagnostics-show-option): New.
1798 * opts.c (option_enabled): Accept the option index instead of a
1799 pointer to the option descriptor.
1800 * opts.h (option_enabled): Likewise.
1801 * toplev.c (print_switch_values): Pass option index, not option
1803 * diagnostic.h (diagnostic_info): Add option_index.
1804 * diagnostic.c: Include opts.h.
1805 (diagnostic_set_info): Initialize option_index.
1806 (diagnostic_report_diagnostic): Amend option name if appropriate.
1807 (warning): Check to see if the specified warning is enabled.
1809 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1811 2005-05-03 Richard Henderson <rth@redhat.com>
1813 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1814 SPEC_OR_GEN_REGS definitions.
1816 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1819 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1820 for unavailable registers.
1822 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1824 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1826 * cfglayout.c (block_locators_blocks,
1827 insn_locators_initialize, insn_scope): Use VEC instead of
1830 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1831 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1834 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1836 * config/sparc/predicates.md (const_compl_high_operand): New.
1837 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1839 (sparc_emit_set_const64_quick1): Adjust for above change.
1840 (sparc_emit_set_const64_quick2): Likewise.
1841 (sparc_emit_set_const64_longway): Likewise.
1842 (sparc_emit_set_const64): Likewise.
1843 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1844 movdi_const64_special): Delete.
1845 (logical constant splitters): Use const_compl_high_operand.
1847 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1849 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1850 rather than STRIP_NOPS.
1852 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1854 PR rtl-optimization/21330
1855 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1857 (unswitch_single_loop): Clear cinsn when retrying.
1860 * config/i386/i386.c (legitimize_address): When canonicalizing
1861 ASHIFT into MULT, multiply by 1 << shift_count instead of
1862 1 << log2 (shift_count).
1864 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1866 * lambda-code.c (gcc_loop_to_lambda_loop,
1867 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1868 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1869 generic operand interface.
1870 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1871 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1872 generic operand interface.
1873 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1874 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1875 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1876 num_imm_uses): Use ssa_use_operand_t.
1877 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1878 get_v_must_def_ops): Delete.
1879 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1880 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1881 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1882 get_v_must_def_kill_ptr): Delete.
1883 (delink_stmt_imm_use): Move and use new operand interface.
1884 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1885 op_iter_next_tree): Use new operand implementation.
1886 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1887 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1889 (op_iter_next_mustdef, op_iter_next_maydef,
1890 op_iter_next_must_and_may_def): Delete. Replace with...
1891 (op_iter_next_maymustdef): New. Combine must and may next operations.
1892 (op_iter_init_maydef, op_iter_init_mustdef,
1893 op_iter_init_must_and_may_def): Use new interface.
1894 (single_ssa_tree_operand ): New. Process single operands only as trees.
1895 (single_ssa_use_operand): New. Process single operands only as uses.
1896 (single_ssa_def_operand): New. Process single operands only as defs.
1897 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1899 (num_ssa_operands): New. Count the number of specified operands.
1900 (compare_ssa_operands_equal): New. Compare two statements' operands.
1901 (single_phi_def): New. Return true if PHI has one def of the specified
1903 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1904 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1905 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1906 (struct stmt_ann_d): Operands field no longer require GTY().
1907 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1908 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1909 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1910 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1911 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1912 Use use_operand_p instead of ssa_imm_use_t *.
1913 * tree-pretty-print.c (dump_vops): check if operands are active before
1914 dumping virtual operands.
1915 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1916 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1917 (ccp_fold): Use new interface.
1918 (ccp_visit_stmt): Remove unused variables and code.
1919 (convert_to_gimple_builtin): Insert statements before calling
1920 mark_new_vars_to_rename.
1921 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1922 (copy_prop_visit_cond_stmt): Use generic interface.
1923 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1924 annotation in table.
1925 (thread_across_edge): Use generic interface.
1926 (initialize_hash_element): Initialzie with stmt, not annotation.
1927 (eliminate_redundant_computations): Use generic interface.
1928 (record_equivalences_from_stmt): Pass stmt, not annotation.
1929 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1931 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1932 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1933 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1934 generic operand interface.
1935 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1937 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1939 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1940 (build_defs, build_uses, build_v_may_defs, build_vuses,
1941 build_v_must_defs): Change type to struct opbuild_list_d.
1942 (ops_active): New. Operands active boolean.
1943 (operand_memory, operand_memory_index): New. Operand memory managers.
1944 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1945 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1946 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1947 Change from functions to static variable list heads.
1948 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1949 (opbuild_initialize_real): New. Initialize a virtual build list.
1950 (opbuild_free): New. Free a build list.
1951 (opbuild_num_elems): New. Number of items in a list.
1952 (opbuild_append_real): New. Add a real (tree *) operand.
1953 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1954 (opbuild_first): New. Return first element index in a list.
1955 (opbuild_next): New. Return next element in a list.
1956 (opbuild_elem_real): New. Return real element.
1957 (opbuild_elem_virtual): New. Return virtual element.
1958 (opbuild_elem_uid): New. Return UID of virtual element.
1959 (opbuild_clear): New. Reset an operand list.
1960 (opbuild_remove_elem): New. Remove an element form a list.
1961 (ssa_operands_active): New. Return true if operand cache is active.
1962 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1963 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1964 (correct_use_link): Use use_operand_p.
1965 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1966 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1967 (cleanup_v_may_defs): Use new implmentation.
1968 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1970 (append_def, append_use, append_v_may_def, append_vuse,
1971 append_v_must_def): Call opbuild_append routine instead of using varray.
1972 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1973 global parse_old_ops variable.
1974 (free_ssa_operands): New implementation.
1975 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1976 (copy_virtual_operands): Move. New generic implementation.
1977 (create_ssa_artficial_load_stmt): Move. New implementation.
1978 (swap_tree_operands): Update for new implementation.
1979 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1980 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1981 rather than a varray.
1982 (verify_imm_links): Use use_operand_p.
1983 (dump_immediate_uses_for): If the immediate use variable is a virtual
1984 variable, show the virtual ops in the stmt.
1985 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1986 (NULL_DEF_OPERAND_P): Now a #define.
1987 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1988 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1989 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1990 mustdef_optype_d): New. Use Linked list representation.
1991 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1992 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1993 (struct stmt_operands_d): Change to new pointers that are not GTY.
1994 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1995 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1996 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1997 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1998 SET_V_MUST_DEF_KILL): Delete.
1999 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
2000 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
2001 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
2002 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
2003 (enum ssa_op_iter_type): Operand iterator typechecking values.
2004 (struct ssa_operand_iterator_d): Use linked lists of operands.
2005 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
2006 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
2007 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
2008 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
2009 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
2010 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
2011 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
2012 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
2013 * tree-ssa-opfinalize.h: New. Function templates for expansion.
2014 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
2015 alloc_vuse, and alloc_mustdef.
2016 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
2017 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
2018 and finalize_ssa_v_must_def_ops.
2019 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
2020 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
2022 (compute_avail): Use generic iterator interface.
2023 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
2024 (stmt_makes_single_load, stmt_makes_single_store): Use
2026 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
2027 (statement_sink_location): Use generic interface.
2028 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
2029 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
2030 reset the immediate use link nodes.
2031 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
2032 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
2033 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
2034 (eliminate_tail_call): Use generic operand interface.
2035 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
2036 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
2038 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
2040 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
2041 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
2043 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
2044 Use statement pointer instead of vuse_optype. Use generic interface.
2045 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
2046 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
2047 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
2048 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
2049 * doc/tree-ssa.texi: Update documentation for operand interface.
2051 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
2053 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
2054 gcc_unreachable as appropriate.
2055 (machopic_function_base_name, machopic_indirect_data_reference,
2056 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
2057 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
2058 * config/rs6000/altivec.md (*mov<mode>_internal,
2059 build_vector_mask_for_load): Likewise.
2060 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
2061 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
2062 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
2063 * config/rs6000/predicates.md (easy_fp_constant,
2064 logical_operand): Likewise.
2065 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
2066 compute_save_world_info, rs6000_emit_prologue,
2067 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
2068 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
2071 2005-05-03 Uros Bizjak <uros@kss-loka.si>
2074 * convert.c (convert_to_integer): Convert ceil and floor in
2077 2005-04-29 Geoffrey Keating <geoffk@apple.com>
2080 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
2081 define_insn_and_split. Split only when memory operand is
2082 offsettable. Use adjust_address rather than plus_constant.
2083 (floatunssidf2_internal): Likewise.
2084 (fix_truncdfsi2_internal): Split only when memory operand is
2085 offsettable. Use adjust_address rather than plus_constant.
2086 (fix_trunctfsi2_internal): Likewise.
2087 (floatsidf2_internal): Likewise.
2089 2005-05-02 Diego Novillo <dnovillo@redhat.com>
2091 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
2092 (set_value_range_to_null): Likewise.
2093 (set_value_range_to_varying): New function. Use it in all
2094 call sites that used to call set_value_range (vr, VR_VARYING, ...).
2095 (extract_range_from_assert): If the integral type has a
2096 super-type, and LIMIT is not within MIN and MAX values of that
2097 type, set the resulting range to VR_VARYING.
2099 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
2101 * config/mmix/mmix.opt: New file.
2102 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
2103 (mmix_cc1_ignored_option): Don't declare.
2104 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
2105 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
2106 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
2107 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
2108 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
2109 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
2110 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
2111 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
2113 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
2114 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
2115 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2117 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
2120 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
2121 * c-decl.c (current_function_prototype_built_in,
2122 current_function_prototype_arg_types): New.
2123 (merge_decls): Keep source location of prototype followed by
2124 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
2125 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
2126 (start_function): Always set current_function_prototype_locus,
2127 current_function_prototype_built_in and
2128 current_function_prototype_arg_types. Check for external
2129 prototype whether or not visible for external function and set
2130 current_function_prototype_arg_types accordingly.
2131 (store_parm_decls_oldstyle): Use
2132 current_function_prototype_arg_types for checking old-style
2133 definition against prototype. Give warnings only if
2134 current_function_prototype_built_in).
2136 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2138 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
2139 (ggc_alloc_zone_stat): Don't define.
2140 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
2141 ggc_alloc_zone_pass_stat.
2142 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
2143 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
2144 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
2146 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2148 * calls.c (expand_call): Handle current_function_pretend_args_size
2149 when checking for sibcalls.
2151 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2153 PR tree-optimization/21294
2154 * tree-vrp.c (vrp_expr_computes_nonzero): New.
2155 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
2157 2005-05-02 Janis Johnson <janis187@us.ibm.com>
2160 * gcov-io.h: Declare gcov external functions hidden.
2162 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2164 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
2165 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
2166 Use VEC instead of VARRAY.
2169 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
2172 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
2174 * c-common.c (resolve_overloaded_builtin): Forward to target
2175 hook for BUILT_IN_MD built-ins.
2176 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
2177 for all types of built-in.
2178 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
2179 in the definition of the target hooks struct.
2180 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
2181 * config/rs6000/altivec.h: Rewritten.
2182 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
2183 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
2184 rs6000_builtin_type, rs6000_builtin_type_compatible,
2185 altivec_overloaded_builtins, rs6000_builtin_type,
2186 rs6000_builtin_type_compatible): New.
2187 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
2189 (def_builtin): Turn into a function. Check for duplicates and store
2190 the builtin into rs6000_builtin_decls.
2191 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
2192 bdesc_1arg): Add overloaded builtins.
2193 (altivec_expand_builtin): Check for unresolved overloaded builtins,
2194 do not support ALTIVEC_COMPILETIME_ERROR.
2195 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
2196 nodes to represent front-end types.
2197 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
2198 with opaque arguments and/or return values.
2199 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
2200 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
2201 (rs6000_builtin_type_index): New.
2202 (is_ev64_opaque_type): Rename to...
2203 (rs6000_is_opaque_type): ... this.
2204 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
2207 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2209 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
2212 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
2213 Bernd Schmidt <bernd.schmidt@analog.com>
2215 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
2216 print_address_operand, print_operand, legitimize_pic_address,
2217 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
2218 output_pop_multiple): Use gcc_assert or gcc_unreachable as
2220 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
2222 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
2224 * doc/passes.texi: Document vectorization pass.
2226 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2228 * tree-scalar-evolution.c (get_exit_conditions_rec,
2229 select_loops_exit_conditions,
2230 number_of_iterations_for_all_loops,
2231 analyze_scalar_evolution_for_all_loop_phi_nodes,
2232 scev_analysis): Use VEC instead of VARRAY.
2234 2005-05-02 Michael Matz <matz@suse.de>
2237 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
2238 (warn_strict_null_sentinel): Define.
2239 (check_function_sentinel): Check for null_node as valid sentinel too.
2240 * c-common.h (c_tree_index): Added CTI_NULL.
2241 (null_node) Define global_tree[CTI_NULL].
2242 (warn_strict_null_sentinel): Declare.
2243 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
2244 * c.opt: (Wstrict-null-sentinel): New C++ option.
2245 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
2247 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2249 * gimplify.c (gimplify_compound_lval): Use VEC instead of
2252 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
2254 * dwarf2out.c (decl_scope_table, push_decl_scope,
2255 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
2258 2005-05-01 Mark Mitchell <mark@codesourcery.com>
2261 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
2263 * doc/cpp.texi (__DEPRECATED): Document.
2264 (__EXCEPTIONS): Likewise.
2265 (__GXX_WEAK__): Likewise.
2267 * function.c (INVOKE__main): Do not define.
2268 (expand_main_function): Check HAS_INIT_SECTION when determining
2269 whether or not to call __main.
2271 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2273 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2275 2005-01-05 Paul Brook <paul@codesourcery.com>
2277 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
2278 (INITIALIZE_TRAMPOLINE): Use it.
2279 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
2280 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
2281 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
2283 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
2285 * doc/install.texi (Specific): Omit dots in the @anchors names
2286 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
2287 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
2289 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2291 PR tree-optimization/18316
2292 PR tree-optimization/19126
2293 * tree.c (build_int_cst_type): Avoid shift by size of type.
2294 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
2296 * tree-scalar-evolution.h (simple_iv): Declaration changed.
2297 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
2299 (dump_cand): Dump depends_on information.
2300 (determine_biv_step): Add argument to simple_iv call.
2301 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
2302 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
2304 (add_candidate_1): Record depends_on for candidates.
2305 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
2306 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
2307 Handle ivs with nonconstant step.
2308 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
2309 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
2310 (create_new_iv): Unshare the step before passing it to create_iv.
2311 (free_loop_data): Free cand->depends_on.
2312 (build_addr_strip_iref): New function.
2313 (find_interesting_uses_address): Use build_addr_strip_iref.
2314 (strip_offset_1): Split the recursive part from strip_offset.
2315 Strip constant offset component_refs and array_refs.
2316 (strip_offset): Split the recursive part to strip_offset_1.
2317 (add_address_candidates): Removed.
2318 (add_derived_ivs_candidates): Do not use add_address_candidates.
2319 (add_iv_value_candidates): Add candidates with stripped constant
2320 offset. Consider all candidates with initial value 0 important.
2321 (struct affine_tree_combination): New.
2322 (aff_combination_const, aff_combination_elt, aff_combination_scale,
2323 aff_combination_add_elt, aff_combination_add,
2324 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
2325 fold_affine_sum): New functions.
2326 (get_computation_at): Use fold_affine_sum.
2327 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
2328 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
2331 2005-04-30 Michael Matz <matz@suse.de>
2333 * config/i386/i386.md (movmemsi): Also active when
2334 TARGET_INLINE_ALL_STRINGOPS.
2336 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
2339 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
2341 2005-04-30 Paul Brook <paul@codesourcery.com>
2343 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
2345 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
2346 * config/arm/ieee754-sf.S: Ditto.
2347 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
2348 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2350 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2352 * tree-ssanames.c: Fix a comment typo.
2353 * doc/options.texi: Fix a typo.
2355 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2357 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2358 gcc_unreachable as appropriate.
2359 (split_adds_subs, cond_string, print_operand,
2360 h8300_initial_elimination_offset, h8300_classify_operand,
2361 h8300_unary_length, h8300_short_immediate_length,
2362 h8300_bitfield_length, h8300_binary_length,
2363 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2364 compute_plussi_length, compute_plussi_cc, output_logical_op,
2365 compute_logical_op_length, compute_logical_op_cc,
2366 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2367 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2368 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2369 h8300_regs_ok_for_stm): Likewise.
2370 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2371 monitor_prologue): Likewise.
2373 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2375 * loop-invariant.c (invariants, create_new_invariant,
2376 get_inv_cost, best_gain_for_invariant,
2377 find_invariants_to_move, move_invariants,
2378 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2381 2005-04-29 Richard Henderson <rth@redhat.com>
2383 * function.c (instantiate_decls): Remove valid_only argument.
2384 (instantiate_decls_1, instantiate_decl): Likewise.
2385 (instantiate_virtual_regs_1): Delete.
2386 (instantiate_virtual_regs_lossage): Delete.
2387 (instantiate_virtual_regs_in_rtx): New.
2388 (safe_insn_predicate): New.
2389 (instantiate_virtual_regs_in_insn): New.
2390 (instantiate_virtual_regs): Update to match all that. Only run
2391 instantiate_decls once.
2393 2005-04-29 Richard Henderson <rth@redhat.com>
2394 Daniel Jacobowitz <dan@codesourcery.com>
2396 * gengtype.c (write_func_for_structure): Split out ...
2397 (output_type_enum): ... new function. Fix thinko accessing
2398 TYPE_PARAM_STRUCT data.
2400 2005-04-29 Tom Tromey <tromey@redhat.com>
2402 * tree.c (build_block): Removed unused 'tags' argument.
2403 * tree.h (build_block): Removed argument.
2405 2005-04-29 Michael Matz <matz@suse.de>
2407 PR rtl-optimization/21144
2408 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2410 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2412 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2413 flag_reorder_blocks.
2415 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2417 PR tree-optimization/21030
2418 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2419 ranges where VR->MAX is smaller than VR->MIN.
2421 2005-04-29 Devang Patel <dpatel@apple.com>
2423 PR tree-optimization/21272
2424 PR tree-optimization/21266
2425 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2427 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2429 * tree-flow-inline.h: Fix a comment typo.
2430 * doc/tree-ssa.texi: Fix a typo.
2432 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2434 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2436 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2437 gcc_unreachable as appropriate.
2438 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2439 fr30_print_operand, fr30_move_double): Likewise.
2440 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2442 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2444 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2445 definition has already been provided.
2446 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2447 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2448 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2450 2005-04-29 Jim Tison <jtison@us.ibm.com>
2452 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2453 trace hooks calls to improve performance.
2455 2005-04-29 Julian Brown <julian@codesourcery.com>
2456 Mark Mitchell <mark@codesourcery.com>
2457 Paul Brook <paul@codesourcery.com>
2459 * crtstuff.c: Handle targets that use .init_array.
2460 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2461 that INVOKE__main is set correctly.
2462 (expand_main_function): Test INVOKE__main.
2463 * libgcc2.c: Do not define __main when using .init_array.
2464 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2465 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2467 (DTORS_SECTION_ASM_OP): Likewise.
2468 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2469 (CTOR_LIST_END): Likewise.
2470 (DTOR_LIST_BEGIN): Likewise.
2471 (DTOR_LIST_END): Likewise.
2472 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2473 (FINI_SECTION_ASM_OP): Likewise.
2474 (INIT_ARRAY_SECTION_ASM_OP): Define.
2475 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2476 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2477 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2478 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2479 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2481 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2483 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2484 gcc_assert and gcc_unreachable as appropriate.
2485 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2486 const_int_cost, output_move_const_into_data_reg,
2487 output_move_qimode, output_move_double, find_addr_reg,
2488 print_operand, print_operand_address): Likewise.
2489 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2490 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2491 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2492 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2493 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2494 conditional_trap): Likewise.
2495 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2497 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2499 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2500 gcc_unreachable as appropriate.
2501 (gen_conditional_move, xtensa_split_operand_pair,
2502 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2503 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2504 xtensa_copy_incoming_a7, xtensa_output_literal,
2505 xtensa_output_literal, xtensa_output_literal): Likewise.
2506 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2507 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2508 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2509 movsicc_internal1, movsfcc_internal0,
2510 movsfcc_internal1): Likewise.
2512 2005-04-28 James E Wilson <wilson@specifixinc.com>
2514 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2515 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2517 2005-04-28 DJ Delorie <dj@redhat.com>
2519 * opt-functions.awk (var_set): Emit proper initializer for
2520 non-target bitfields.
2522 2005-04-28 Devang Patel <dpatel@apple.com>
2524 * dbxout.c (have_used_extensions): Remove.
2525 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2526 have_used_extensions.
2528 2005-04-28 James E Wilson <wilson@specifixinc.com>
2530 * doc/install.texi: Update -enable-languages info. Correct path to
2533 2005-04-28 DJ Delorie <dj@redhat.com>
2535 * optc-gen.awk (END): Make sure no variable is defined more
2537 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2538 Allow for bitfield variables other than target_flags.
2539 * doc/options.text (Mask): Document that you may specify a
2540 variable other than target_flags.
2542 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2544 PR rtl-optimization/18877
2545 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2546 number in val.start.
2548 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2551 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2553 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2554 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2555 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2557 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2559 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2560 creating pseudos when the base offset is too large.
2562 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2564 * global.c (earlyclobber_regclass): Change the type to
2566 (check_earlyclobber): Update uses of earlyclobber_regclass.
2567 (mark_reg_use_for_earlyclobber): Likewise.
2568 (calculate_local_reg_bb_info): Allocate and free
2569 earlyclobber_regclass using the VEC API.
2571 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2573 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2576 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2578 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2581 * config.gcc: Obsolete c4x-* and tic4x-*.
2583 * tree.h (edge_def): Remove.
2585 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2586 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2587 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2588 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2591 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2592 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2593 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2594 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2595 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2596 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2597 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2598 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2599 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2600 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2601 config/i386/cygming.h, config/i386/djgpp.h,
2602 config/i386/lynx.h, config/i386/netware.c,
2603 config/i386/winnt.c, config/ia64/ia64-c.c,
2604 config/iq2000/iq2000.c, config/m32r/little.h,
2605 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2606 config/m68k/m68k.md, config/mcore/mcore.c,
2607 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2608 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2609 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2610 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2611 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2612 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2613 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2614 config/s390/2064.md, config/s390/2084.md,
2615 config/s390/s390-modes.def, config/s390/s390-protos.h,
2616 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2617 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2618 config/vax/vax.c, config/vax/vax.h,
2619 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2622 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2624 * c-typeck.c (build_compound_expr): Correct logic in last change.
2626 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2628 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2629 parameters. Replace conditional move code with assert checking for
2630 ar.lc. Delete obsolete comments.
2631 (set_src_needs_barrier): Delete cond parameter, and code using it.
2632 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2633 assert checking for PR_REGS. Fix calls to update_set_flags and
2634 set_src_needs_barrier.
2635 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2636 callers. Rewrite explanatory comment before the function.
2637 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2640 2005-04-27 Mike Stump <mrs@apple.com>
2642 * doc/cpp.texi: gcc now implements universal character names.
2644 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2647 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2648 being a compound expression whose right-hand side is cast to void.
2650 2005-04-27 Caroline Tice <ctice@apple.com>
2652 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2653 Remove targetm.have_named_sections test.
2654 (fix_edges_for_rarely_executed_code): Likewise.
2655 (insert_section_boundary_note): Likewise.
2656 (reorder_basic_blocks): Check partitioning flag before calling
2657 verify_hot_cold_block_grouping.
2658 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2659 the function struct rather than global variables.
2660 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2661 (COLD_END_LABEL): Likewise
2662 (cold_text_section_label): New static global variable.
2663 (cold_end_label): Likewise.
2664 (dwarf2out_switch_text_section): Get hot/cold section labels from
2665 the function struct rather than global variables; test to make sure
2667 (output_aranges): Use cold_text_section_label and cold_end_label;
2668 check partitioning flag before putting out delta.
2669 (output_ranges): Remove incorrect code attempting to use
2671 (output_line_info): Get cold section label from function struct; test
2672 to make sure cfun is defined.
2673 (add_location_or_const_value_attribute): Likewise.
2674 (dwarf2out_var_location): Likewise.
2675 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2676 write out cold_text_section_label if partition flag is set.
2677 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2678 * function.h (struct function): Add new fields to point to hot/cold
2679 section labels: hot_section_label, cold_section_label,
2680 hot_section_end_label and cold_section_end_label; also add new field
2681 for cold text section name, unlikely_text_section_name.
2682 * opts.c (decode_options): Turn off partitioning flag if
2683 !targetm.have_named_sections.
2684 * output.h (hot_section_label): Remove.
2685 (hot_section_end_label): Remove.
2686 (cold_section_end_label): Remove.
2687 (unlikely_section_label): Remove.
2688 (unlikely_text_section_name): Remove.
2689 * passes.c (rest_of_handle_final): Remove extra blank line.
2690 * varasm.c (unlikely_section_label): Remove.
2691 (hot_section_label): Remove.
2692 (hot_section_end_label): Remove.
2693 (cold_section_end_label): Remove.
2694 (unlikely_text_section_name): Remove.
2695 (initialize_cold_section_name): Modify to call
2696 targetm.strip_name_encoding; to store cold section name in current
2697 function struct, if it exists; and to only use the decl_section_name
2698 if flag_named_sections is true.
2699 (unlikely_text_section): Modify to get section name out of current
2700 function struct, if there is one; otherwise build it from
2701 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2702 (in_unlikely_text_section): Likewise.
2703 (named_section): Modify to get/put cold section name in current function
2704 struct, if there is one.
2705 (function_section): Change 'bool unlikely' to 'int reloc'; check
2706 targetm.have_named_sections before calling named_section.
2707 (current_function_section): Likewise.
2708 (assemble_start_function): Modify to get/put unlikely_text_section_name
2709 in current function struct; modify to get hot/cold section labels
2710 from function struct; initialize labels using
2711 ASM_GENERATE_INTERNAL_LABEL;
2712 test partitioning flag before writing out hot section label.
2713 (assemble_end_function): Test partitioning flag before writing out
2714 hot/cold section labels.
2715 (default_section_type_flags_1): Get cold text section name from
2716 function struct if there is one; Set flags correctly for
2717 cold text section if there is not a current function struct.
2719 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2721 * tree-ssa-propagate.c (set_rhs): Revert last change.
2723 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2725 * explow.c (convert_memory_address): Add gcc_assert.
2727 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2729 * configure.ac: Check for ld --sysroot support.
2730 * gcc.c: Document %R specifier for specs.
2731 (SYSROOT_SPEC): New macro.
2732 (sysroot_spec): New variable.
2733 (static_specs): Add sysroot_spec.
2734 (main): Pass the sysroot spec to the linker if appropriate.
2735 * configure: Regenerated.
2736 * config.in: Likewise.
2738 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2740 * fold-const.c (fold_binary): Use build_fold_addr_expr
2741 for address calculation and INDIRECT_REF handling.
2743 2005-04-27 Andrew Haley <aph@redhat.com>
2745 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2747 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2749 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2750 pointer when thumb backtracing is on.
2752 * config/fp-bit.c (abort): Revert change.
2754 2005-04-27 Ian Lance Taylor <ian@airs.com>
2756 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2758 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2760 * tree-ssa-dce.c: Fix a comment typo.
2762 2005-04-27 David S. Miller <davem@davemloft.net>
2764 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2765 Kill setjmpless_size. current_function_calls_setjmp is completely
2766 computed when we are called, so just use the optimized size value
2767 instead of using REG_SAVE_AREA notes.
2768 (optimize_save_area_alloca): Delete....
2769 * rtl.h (optimize_save_area_alloca): Likewise...
2770 * passes.c (rest_of_compilation): and don't call it any more.
2771 * reg-notes.def (SAVE_AREA): Delete.
2773 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2775 * config/fp-bit.c (abort): Add noreturn attribute.
2777 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2778 gcc_unreachable as appropriate.
2779 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2780 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2781 ASM_OUTPUT_REG_POP): Likewise.
2783 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2785 * tree-complex.c (expand_vector_operations_1): Do not build
2786 VIEW_CONVERT_EXPR's for the lhs.
2788 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2790 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2791 unnecessary noncanonical RTL handling.
2792 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2793 gcc_assert and gcc_unreachable.
2795 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2796 gcc_unreachable as appropriate.
2797 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2798 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2799 use_return_insn, const_ok_for_op, arm_gen_constant,
2800 arm_canonicalize_comparison, legitimize_pic_address,
2801 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2802 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2803 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2804 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2805 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2806 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2807 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2808 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2809 output_call, output_mov_long_double_fpa_from_arm,
2810 output_mov_long_double_arm_from_fpa,
2811 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2812 output_move_double, arithmetic_instr, shift_op, int_log2,
2813 output_return_instruction, arm_output_function_prologue,
2814 arm_output_epilogue, arm_output_function_epilogue,
2815 emit_multi_reg_push, arm_get_frame_offsets,
2816 arm_compute_initial_elimination_offset, arm_expand_prologue,
2817 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2818 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2819 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2820 thumb_compute_initial_elimination_offset,
2821 thumb_output_function_prologue, thumb_load_double_from_address,
2822 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2823 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2824 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2825 * config/arm/arm.md (thumb_extendhisi2,
2826 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2827 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2828 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2829 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2830 * config/arm/cirrus.md (*cirrus_arm_movdi,
2831 *cirrus_movdf_hard_insn): Likewise.
2832 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2834 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2836 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2837 (num_ssa_names): Use VEC_length.
2838 (ssa_names): Use VEC_index.
2839 * tree-ssanames.c (ssa_names): Change the type to
2841 (init_ssanames, fini_ssa_names, make_ssanames,
2842 release_ssa_name): Update uses of ssa_names.
2844 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2845 Use fold_buildN instead of fold (buildN (...)).
2847 2005-04-27 Devang Patel <dpatel@apple.com>
2849 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2851 2005-04-27 Matt Thomas <matt@3am-software.com>
2852 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2854 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2855 (vax_output_mi_thunk): Ditto.
2856 (vax_notice_cc_update): Ditto.
2857 (INDEX_REGISTER_P): Add trailing \.
2858 (BASE_REGISTER_P): Add trailing \.
2859 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2861 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2863 * tree-ssa-propagate.c (set_rhs): Check operand of
2864 ADDR_EXPR for gimpliness, too.
2866 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2868 * tree-ssa-pre.c: Fix a comment typo.
2870 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2872 PR tree-optimization/21171
2873 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2874 record address uses if the reference is volatile.
2876 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2878 * tree-complex.c (expand_vector_operation): New, extracted from
2879 expand_vector_operations_1.
2880 (tree_vec_extract): Build a NOP_EXPR.
2881 (expand_vec_parallel): Do not care about returning the correct type.
2882 (expand_vector_operations_1): Call expand_vector_operation.
2883 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2885 * tree-complex.c (gate_expand_vector_operations): New.
2886 (pass_lower_vector_ssa): Use it.
2887 * tree-optimize.c (init_tree_optimization_passes): Include
2888 pass_lower_vector_ssa.
2889 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2890 (vectorizable_operation): Use it.
2891 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2892 integer modes for the vector type.
2894 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2895 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2896 Do not cope with UNITS_PER_SIMD_WORD == 0.
2897 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2898 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2899 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2900 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2901 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2902 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2903 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2905 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2906 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2907 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2909 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2910 (UNITS_PER_SIMD_WORD): New.
2912 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2914 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2915 gcc_unreachable as appropriate.
2916 (ia64_expand_load_address, ia64_expand_tls_address,
2917 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2918 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2919 next_scratch_gr_reg, ia64_initial_elimination_offset,
2920 ia64_expand_prologue, ia64_expand_epilogue,
2921 ia64_output_dwarf_dtprel, ia64_print_operand,
2922 ia64_register_move_cost, first_instruction, rws_access_regno,
2923 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2924 ia64_sched_init, ia64_variable_issue,
2925 ia64_first_cycle_multipass_dfs_lookahead_guard,
2926 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2927 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2928 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2929 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2930 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2931 * config/ia64/predicates.md (got_symbolic_operand,
2932 sdata_symbolic_operand): Likewise.
2933 * config/ia64/vect.md (vcondv2sf): Likewise.
2935 2005-04-27 Matt Thomas <matt@3am-software.com>
2937 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2938 CONSTANT_ADDRESS_P in config/vax/vax.h
2939 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2940 (INDEX_REGISTER_P): New.
2941 (BASE_REGISTER_P): New.
2942 (indirectable_constant_address_p): New. Adapted from
2943 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2944 (indirectable_address_p): New. Adapted from
2945 INDIRECTABLE_ADDRESS_P in vax.h.
2946 (nonindexed_address_p): New. Adapted from
2947 GO_IF_NONINDEXED_ADDRESS in vax.h.
2948 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2949 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2950 (legitimate_address_p): New. Adapted from
2951 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2952 (vax_mode_dependent_address_p): New. Adapted from
2953 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2954 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2955 legitimate_constant_address_p.
2956 (CONSTANT_P): Use legitimate_constant_p.
2957 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2958 (INDIRECTABLE_ADDRESS_P): Removed.
2959 (GO_IF_NONINDEXED_ADDRESS): Removed.
2960 (INDEX_TEMP_P): Removed.
2961 (GO_IF_REG_PLUS_INDEX): Removed.
2962 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2963 definitions, depending on whether REG_OK_STRICT is defined.
2964 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2965 Two definitions, depending on whether REG_OK_STRICT is defined.
2966 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2968 (legitimate_constant_p): Prototype added.
2969 (legitimate_address_p): Prototype added.
2970 (vax_mode_dependent_address_p): Prototype added.
2972 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2974 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2976 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2979 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2982 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2985 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2986 assertion failures, if __gcc_host_wide_int__ is not properly
2988 (init_dynamic_diag_info): Give errors, not assertion failures, if
2989 location_t, tree or __gcc_host_wide_int__ are not properly
2992 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2994 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2995 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2996 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2997 prepare_decl_rtl, free_loop_data,
2998 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
3001 * tree.h (tree_phi_node): Add a comment about the order of PHI
3004 2005-04-26 Paul Brook <paul@codesourcery.com>
3006 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
3008 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
3010 * config/mips.mips.c (mips_legitimize_tls_address): Use
3013 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
3014 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
3015 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
3017 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
3020 2005-04-26 Jeff Law <law@redhat.com>
3022 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
3023 (op_iter_init_must_and_may_def): Likewise.
3024 (unmodifiable_var_p): Move to a later point in the file.
3025 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
3026 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
3027 (dse_record_phis): Directly check for virtual operands rather than
3028 using need_imm_uses_for.
3029 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
3030 store has multiple V_{MAY,MUST}_DEF operands.
3032 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
3034 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
3037 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3039 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
3040 call to find_edge outside a loop to go through a PHI chain.
3042 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
3044 PR tree-optimization/17598
3045 * fold-const.c (fold_binary): Fold comparisons of addresses
3046 of COMPONENT_REFs which reference the same field to
3047 comparisons of the addresses of the base objects.
3049 2005-04-26 Julian Brown <julian@codesourcery.com>
3051 * config/arm/arm.c (arm_return_in_msb): New function.
3052 (arm_must_pass_in_stack): New function.
3053 (TARGET_RETURN_IN_MSB): Define target hook.
3054 (TARGET_MUST_PASS_IN_STACK): Define target hook.
3055 (arm_function_value): Pad small aggregate return.
3056 (arm_pad_arg_upward): New function.
3057 (arm_pad_reg_upward): New function.
3058 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
3059 (FUNCTION_ARG_PADDING): Define macro.
3060 (BLOCK_REG_PADDING): Define macro.
3061 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
3062 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
3063 (arm_pad_reg_upward): Declare function.
3065 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3067 * basic-block.h (ei_cond): New.
3068 (FOR_EACH_EDGE): Call ei_cond.
3070 PR tree-optimization/21047
3071 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
3072 (fold): Don't handle ASSERT_EXPR.
3074 2005-04-25 Roger Sayle <roger@eyesopen.com>
3076 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
3077 all writes to any stack register as a read/write dependency on
3079 (sched_analyze_2): Likewise, for reads from any stack register.
3081 2005-04-25 Richard Henderson <rth@redhat.com>
3083 * final.c (output_addr_const): Revert 2005-04-09 change.
3085 2005-04-25 Mike Stump <mrs@apple.com>
3087 * config/darwin.c (darwin_encode_section_info): Always set
3088 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
3090 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3092 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
3093 gensupport.c, protoize.c, toplev.c: Replace calls to
3094 `unlock_stream' with `unlock_std_streams'.
3096 2005-04-25 Devang Patel <dpatel@apple.com>
3098 * dbxout.c (dbxout_type): Emit attribute vector.
3100 2005-04-05 Paul Brook <paul@codesourcery.com>
3102 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
3103 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
3104 * config/arm/arm.c (arm_cxx_atexit_name): New function.
3105 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
3106 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
3107 (register_dtor_fn): Likewise.
3108 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
3110 2005-04-25 Ian Lance Taylor <ian@airs.com>
3112 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
3113 * c-common.h (EXPR_STMT_EXPR): Don't define.
3114 (c_common_stmt_codes): Don't define.
3115 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
3116 * c-gimplify.c (gimplify_expr_stmt): Remove.
3117 (c_gimplify_expr): Remove EXPR_STMT case.
3118 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
3119 to INIT_STATEMENT_CODES.
3120 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
3122 2005-04-25 Jan Hubicka <jh@suse.cz>
3124 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
3126 * except.c: Include diagnostic.h
3127 (dump_eh_tree, verify_eh_tree): New functions.
3128 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
3129 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
3130 (dump_function_to_file): dump eh tree.
3131 * tree-eh.c (mark_eh_edge): New function.
3132 (mark_eh_edge_found_error): New static variable.
3133 (verify_eh_edges): New function.
3135 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
3137 * tree-ssa-alias.c (fieldoff_t): Remove.
3138 (fieldoff_s): typedef the structure itself. Create a vector of
3140 (push_fields_onto_fieldstack): Return count of fields pushed.
3141 Remove peeling of first field. Adjust.
3142 (fieldoff_compare): Adjust.
3143 (create_overlap_variables_for): Adjust.
3145 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3147 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
3149 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3152 * doc/install.texi: Document correct assembler and linker to use
3153 on i?86-*-solaris2.10.
3155 2005-04-25 Steven Bosscher <stevenb@suse.de>
3157 Fix PR tree-optimization/21173
3159 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
3160 Unshare expression we pass to force_gimple_operand.
3162 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
3163 Stephen Clarke <stevec@superh.com>
3164 Roger Sayle <roger@eyesopen.com>
3166 PR rtl-optimization/20413
3167 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
3168 VOIDmode for LABEL_REF.
3169 * final.c (shorten_branches): Likewise.
3170 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
3171 * loop.c (reg_dead_after_loop): Likewise.
3172 * varasm.c (decode_addr_const): Likewise.
3173 * doc/rtl.texi: Document mode requirement for LABEL_REF.
3175 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
3177 * config.gcc (avr-*-*): Remove redundant "case".
3179 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
3181 * tree-vect-analyze.c (vect_mark_relevant): Take
3182 VEC(tree,heap) instead of varray_type as an argument.
3183 (vect_mark_stmts_to_be_vectorized): Change the type of
3184 worklist to VEC(tree,heap). Adjust uses of worklist.
3186 2005-04-24 Devang Patel <dpatel@apple.com>
3188 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
3190 2005-04-24 Ian Lance Taylor <ian@airs.com>
3192 * c-semantics.c (build_stmt): Remove test of specific tree codes
3193 for TREE_SIDE_EFFECTS handling.
3195 2005-04-24 Per Bothner <per@bothner.com>
3197 * c-opts.c (finish_options): Make the line-number of the <built-in>
3198 location 0, as assumed elsewhere, rather than 1.
3200 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3202 * tree-ssa-uncprop.c (equiv_stack): Change the type o
3204 (tree_ssa_uncprop, uncprop_finalize_block,
3205 uncprop_initialize_block): Update uses of equiv_stack.
3207 2005-04-24 Richard Henderson <rth@redhat.com>
3210 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
3211 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
3213 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
3214 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
3215 <DIV, MOD>: Likewise.
3217 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * collect2.c (main): Unlock the stdio streams.
3220 * gcc.c (main): Likewise.
3221 * gcov-dump.c (main): Likewise.
3222 * gcov.c (main): Likewise.
3223 * gen-protos.c (main): Likewise.
3224 * gensupport.c (init_md_reader_args_cb): Likewise.
3225 * protoize.c (main): Likewise.
3226 * toplev.c (general_init): Likewise.
3228 2005-04-24 Jakub Jelinek <jakub@redhat.com>
3231 * cgraph.h (cgraph_local_info): Add vtable_method field.
3232 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
3233 and node is vtable_method, finalized and not reachable, don't do
3236 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3238 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
3240 * tree-ssa-pre.c (create_value_expr_from): Use
3241 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
3242 * tree-ssa-propagate.c (stmt_makes_single_load,
3243 stmt_makes_single_store): Use REFERENCE_CLASS_P.
3244 * tree-vect-transform.c (vect_is_simple_cond): Use
3246 * tree-vrp.c (extract_range_from_assert,
3247 build_assert_expr_for, fp_predicate, has_assert_expr): Use
3250 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
3251 of tpa_to_clear to VEC(int,heap). Update uses of
3252 tpa_to_clear. Free tpa_to_clear at the end.
3254 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
3256 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
3259 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
3261 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
3262 and gcc_unreachable as appropriate.
3263 (num_insns_constant, output_vec_const_move,
3264 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
3265 rs6000_emit_set_const, rs6000_emit_move,
3266 spe_build_register_parallel, function_arg,
3267 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
3268 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
3269 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
3270 rs6000_common_init_builtins, expand_block_clear,
3271 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
3272 extract_ME, rs6000_get_some_local_dynamic_name,
3273 rs6000_output_function_entry, print_operand,
3274 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
3275 output_cbranch, output_e500_flip_gt_bit,
3276 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
3277 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
3278 compute_save_world_info, rs6000_stack_info,
3279 rs6000_emit_load_toc_table, rs6000_frame_related,
3280 spe_synthesize_frame_save, rs6000_emit_epilogue,
3281 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
3282 output_function_profiler, rs6000_trampoline_size,
3283 rs6000_initialize_trampoline, find_addr_reg,
3284 rs6000_machopic_legitimize_pic_address,
3285 rs6000_initial_elimination_offset,
3286 rs6000_dbx_register_number): Likewise.
3287 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
3288 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
3289 *movti_power, *movti_string, call, call_value, sibcall,
3290 sibcall_value): Likewise.
3291 * config/rs6000/spe.md (*movdf_e500_double,
3292 *movv2si_internal): Likewise.
3293 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
3296 2005-04-24 Richard Henderson <rth@redhat.com>
3299 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
3300 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
3301 Deny modes smaller than 4 bytes.
3302 * config/i386/i386-protos.h: Update.
3304 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
3306 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
3307 Switch h8300-*-rtems* to ELF.
3309 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3311 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
3313 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3315 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
3317 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
3320 * fold-const.c: Fold &a[i]-&a[j] to i-j.
3322 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3324 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
3325 definitions of ssa names in condition. Split recusive part to ...
3326 (tree_simplify_using_condition_1): New function.
3327 (expand_simple_operations): New function.
3329 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3331 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
3332 (find_interesting_uses_cond): Do not use integer_zerop and
3333 integer_nonzerop to check for integer constants.
3334 (set_use_iv_cost): Record the value field.
3335 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
3336 determine_use_iv_cost_outer): Set the value field of the cost pair.
3337 (may_eliminate_iv): Do not return the comparison code.
3338 (iv_elimination_compare): New function.
3339 (determine_use_iv_cost_condition): Set the value field. Record
3340 noneliminable invariants correctly.
3341 (rewrite_use_compare, rewrite_use_outer): Use the value field.
3343 2005-04-23 DJ Delorie <dj@redhat.com>
3345 * diagnostic.c (warning): Accept parameter to classify warning option.
3346 (warning0): New, for when a pointer to an error() like function is needed.
3347 * errors.c (warning): Likewise.
3348 * errors.h (warning, warning0): Adjust prototypes.
3349 * toplev.h (warning, warning0): Likewise.
3351 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3352 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3353 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3354 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3355 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3356 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3357 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3358 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3360 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3361 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3362 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3363 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3364 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3365 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3366 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3367 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3368 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3369 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3370 config/rs6000/aix52.h, config/rs6000/darwin.h,
3371 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3372 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3373 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3374 config/stormy16/stormy16.c, config/v850/v850-c.c,
3375 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3378 2005-04-23 Richard Henderson <rth@redhat.com>
3381 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3382 performing some integral scalar simplifications.
3384 2005-04-23 Richard Henderson <rth@redhat.com>
3387 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3388 simplifying CONST_VECTOR.
3390 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3392 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3393 heap as an argument. Update uses of stack.
3394 (calculate_live_on_entry): Allocate stack on heap.
3396 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3397 partition_link and tpa_nodes on heap.
3399 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3400 (mark_stmt_necessary, propagate_necessity,
3401 mark_really_necessary_kill_operand_phis): Update uses of
3403 (tree_dce_init): Allocate worklist using VEC_alloc.
3404 (tree_dce_done): Free worklist using VEC_free.
3406 2005-04-23 Mike Stump <mrs@apple.com>
3408 * config/darwin.c (machopic_indirection_name): Don't use
3410 (darwin_emit_unwind_label): Use user_label_prefix instead of
3413 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3415 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3417 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3419 * config.gcc <cris-*>: Specify .opt files.
3420 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3421 config/cris/linux.opt: New files.
3422 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3423 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3424 (TARGET_ELF): Override to 0.
3425 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3426 -melinux-stacksize=N.
3427 * config/cris/cris.c: (cris_handle_option): New function.
3428 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3429 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3430 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3431 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3432 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3433 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3434 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3435 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3436 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3437 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3438 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3439 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3440 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3441 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3442 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3443 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3444 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3445 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3446 (TARGET_LINUX): Define 0.
3447 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3448 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3449 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3450 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3451 (TARGET_LINUX): Override to 1.
3452 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3454 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3456 * haifa-sched.c (schedule_block): Fix thinko in previous
3457 assertification patch.
3459 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3461 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3462 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3463 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3464 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3465 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3466 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3467 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3469 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3470 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3471 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3472 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3473 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3474 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3475 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3476 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3477 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3478 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3479 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3480 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3481 (SUBTARGET_OPTIONS): Delete.
3482 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3483 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3484 instead of a string.
3485 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3486 (pa_cpu_string, pa_unix_string): Delete.
3487 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3488 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3490 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3491 (pa_handle_option): New function.
3492 (override_options): Remove handling of -march=, -mfixed-range=,
3493 -mschedule= and -munix=.
3494 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3495 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3496 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3497 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3498 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3499 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3500 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3502 * config/pa/pa.opt: New file.
3503 * config/pa/pa-hpux.opt: New file.
3504 * config/pa/pa-hpux1010.opt: New file.
3505 * config/pa/pa-hpux1111.opt: New file.
3506 * config/pa/pa64-hpux.opt: New file.
3508 2005-04-22 David S. Miller <davem@davemloft.net>
3510 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3511 integer when it's mode is VOIDmode not DImode.
3513 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3515 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3516 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3517 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3518 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3519 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3520 "bne- $-xxx" rather than local labels.
3521 (sync_lock_release<mode>): Add second operand.
3522 (lwsync): Use .long rather than a more meaningful opcode.
3523 * doc/md.texi (Standard Names): Add description of second
3524 parameter to sync_lock_test_and_set.
3526 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3528 PR tree-optimization/21088
3529 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3531 * tree-vrp.c (compare_values): Use fold_binary to compare
3532 pointers. Use boolean_type_node as the type of a comparison
3533 expression being folded.
3534 * tree.h: Add prototypes for fold_unary, fold_binary,
3537 * tree-ssa-dom.c: Fix formatting.
3539 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3541 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3542 * lambda-code.c (perfect_nestify): Mark virtual operands in
3543 the moved statement for renaming.
3544 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3545 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3546 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3547 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3548 * tree-flow.h (struct var_ann_d): Update comments.
3549 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3550 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3551 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3552 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3553 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3554 debug_names_replaced_by): Remove declarations.
3555 (delete_update_ssa, get_current_def, set_current_def): Declare.
3556 (rewrite_into_loop_closed_ssa): Add new argument. Update
3558 * tree-into-ssa.c: Include params.h.
3559 (old_virtual_ssa_names): Remove. Update all users.
3560 (need_to_replace_names_p): Remove. Update all users.
3561 (struct update_ssa_stats_d): Declare.
3562 (update_ssa_stats): New local.
3563 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3564 dump_tree_ssa_stats, debug_tree_ssa_stats,
3565 dump_update_ssa, debug_update_ssa,
3566 dump_names_replaced_by, debug_names_replaced_by): Declare.
3567 (get_current_def, set current_def): Make extern.
3568 (is_old_name, is_new_name): Protect against references
3569 past the end of the sets.
3570 (add_new_name_mapping): Assert that OLD and NEW are
3571 different SSA names for the same symbol.
3572 When adding a virtual mapping, update stats for virtual
3574 (insert_phi_nodes_for): If UPDATE_P is true, create the
3575 LHS of the new PHI by duplicating SSA name VAR.
3576 (insert_phi_nodes_1): Remove. Update all users.
3577 (insert_phi_nodes): Remove second argument. Update all
3579 (maybe_replace_use, maybe_replace_def): New.
3580 (rewrite_update_stmt): Call them.
3581 (mark_def_interesting): Remove calls to is_gimple_reg.
3582 (prepare_phi_args_for_update): Remove. Update all users.
3583 (prepare_block_for_update): Only process virtual operands
3584 and GIMPLE registers in normal form.
3585 (prepare_use_sites_for): New.
3586 (prepare_names_to_update): Rename from prepare_def_sites.
3587 Call prepare_use_sites_for.
3588 (dump_update_ssa): Rename from dump_repl_tbl.
3590 Show statistics for virtual mapping heuristic.
3591 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3592 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3593 (delete_update_ssa): Make extern.
3594 (mark_set_for_renaming): If the set is empty, do nothing.
3595 (release_ssa_name_after_update_ssa): Update comment.
3596 (insert_updated_phi_nodes_for): Do not remove existing
3597 PHI nodes for symbols.
3598 (switch_virtuals_to_full_rewrite_p): New.
3599 (switch_virtuals_to_full_rewrite): New.
3600 (update_ssa): Call them.
3601 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3602 for every statement before updating.
3603 If all the names in NEW_SSA_NAMES have been marked for
3604 removal, do nothing.
3605 Only start at the top of the CFG if there are symbols in
3607 (ssa_rewrite_finalize_block): Remove.
3608 (ssa_register_new_def): Remove.
3609 (ssa_rewrite_stmt): Remove.
3610 (ssa_rewrite_phi_arguments): Remove.
3611 (ssa_rewrite_initialize_block): Remove.
3612 (ssa_mark_def_sites): Remove.
3613 (ssa_mark_def_sites_initialize_block): Remove.
3614 (ssa_mark_phi_uses): Remove.
3615 (rewrite_ssa_into_ssa): Remove.
3616 * tree-phinodes.c (find_phi_node_for): Remove.
3617 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3619 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3620 Remove calls to verify_dominators and
3621 verify_loop_structure.
3622 (tree_unswitch_single_loop): Call update_ssa.
3623 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3626 (delete_tree_ssa): Assert that need_ssa_update_p returns
3628 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3629 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3630 free_new_names): Remove. Update all users.
3631 (rename_use_op): Call get_current_def.
3632 (rename_variables_in_bb): Do not handle any real or
3634 (slpeel_update_phis_for_duplicate_loop): Call
3635 get_current_def and set_current_def instead of using
3637 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3638 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3639 ssa_names_to_replace and delete_update_ssa.
3640 * doc/invoke.texi: Document --param min-virtual-mappings
3641 and --param virtual-mappings-ratio.
3643 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3645 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3646 for newly created PHI nodes.
3647 Call create_new_def_for for every new V_MAY_DEF and
3648 V_MUST_DEF on the copied statement.
3649 (struct ssa_name_map_entry): Remove.
3650 (ssa_name_map_entry_hash): Remove.
3651 (ssa_name_map_entry_eq): Remove.
3652 (allocate_ssa_names): Remove.
3653 (rewrite_to_new_ssa_names_def): Remove.
3654 (rewrite_to_new_ssa_names_use): Remove.
3655 (rewrite_to_new_ssa_names_bb): Remove.
3656 (rewrite_to_new_ssa_names): Remove.
3657 (tree_duplicate_sese_region): Remove variables ver,
3658 definitions, phi, ssa_name_map and bi.
3659 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3661 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3662 update_ssa instead of rewrite_ssa_into_ssa.
3663 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3665 (find_uses_to_rename_use): Add argument 'need_phis'.
3666 (find_uses_to_rename_stmt): Do not scan virtual operands.
3667 (find_uses_to_rename): Only scan PHI nodes for
3669 (rewrite_into_loop_closed_ssa): Call update_ssa.
3670 (check_loop_closed_ssa_use): Ignore virtual operands.
3671 (check_loop_closed_ssa_stmt): Likewise.
3672 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3674 (rename_variables, set_phi_def_stmts): Remove.
3675 (tree_duplicate_loop_to_header_edge): Reformat comment.
3676 Remove variables BB, I and DEFINITIONS.
3677 Call need_ssa_update_p.
3679 (lv_adjust_loop_header_phi): Reformat comment.
3680 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3681 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3682 mark_for_rewrite, unmark_all_for_rewrite,
3683 marked_ssa_names): Remove. Update all users.
3684 (release_ssa_name): If VAR has been registered for SSA
3685 updating, do nothing.
3686 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3687 (build_assert_expr_for): Call register_new_name_mapping.
3688 (insert_range_assertions): Update call to update_ssa.
3689 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3690 marked_for_rewrite_p, any_marked_for_rewrite_p,
3691 marked_ssa_names): Remove.
3693 2005-04-22 Jeff Law <law@redhat.com>
3695 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3696 (restore_currdefs_to_original_value): Likewise.
3697 (register_definitions_for_stmt): Likewise.
3698 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3699 for each variable. Do not allocate/free block_defs_stack either.
3700 Do not iterate if we just thread jumps. Only iterate if the
3701 tree_cleanup_cfg does useful work (temporary).
3702 (dom_opt_initialize_block): No longer push a marker on
3704 (dom_opt_finalize_block): Removal call to restore currdefs.
3705 Relax restrictions for recording edge equivalences.
3706 (record_equivalences_from_phis): No longer need to track
3708 (optimize_stmt): Similarly.
3709 (thread_across_edge): Simplify by removing the requirement that
3710 statements in the block we are threading through must be nops.
3711 (initialize_hash_element): Handle GOTO_EXPR.
3713 2005-04-22 David S. Miller <davem@davemloft.net>
3715 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3717 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3718 fix check on CONST_DOUBLE mode. It should be VOIDmode
3719 when it is representing an integer.
3721 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3723 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3724 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3725 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3726 find_char_info_specifier_index,
3727 find_length_info_modifier_index): Likewise.
3728 * c-typeck.c (composite_type, pop_init_level): Likewise.
3729 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3730 * cse.c (cse_insn): Likewise
3731 * dominance.c (calc_dfs_tree): Likewise
3732 dwarf2out.c (loc_descriptor_from_tree_1,
3733 add_abstract_origin_attribute, force_decl_die,
3734 force_type_die): Likewise
3735 emit-rtl.c (operand_subword_force): Likewise
3736 explow.c (hard_function_value): Likewise
3737 expmed.c (store_bit_field, expand_divmod,
3738 emit_store_flag_force): Likewise
3739 expr.c (emit_move_multi_word, store_expr,
3740 expand_expr_real_1): Likewise
3741 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3742 output_operand): Likewise
3743 flow.c (recompute_reg_usage): Likewise
3744 * function.c (assign_stack_temp_for_type, assign_temp,
3745 handle_epilogue_set): Likewise
3746 * genextract.c (main): Likewise
3747 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3748 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3749 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3750 ready_remove, rm_line_notes, rm_other_notes,
3751 schedule_block): Likewise
3752 mips-tfile.c (copy_object, out_of_bounds): Likewise
3754 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3757 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3758 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3759 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3760 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3762 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3764 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3766 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3767 (gcc_tree_to_linear_expression): Convert to heap allocated
3769 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3770 lbv_to_gcc_expression, lle_to_gcc_expression,
3771 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3772 perfect_nestify): Likewise.
3773 lambda.h (gcc_loopnest_to_lambda_loopnest,
3774 lambda_loopnest_to_gcc_loopnest): Likewise.
3775 tree-loop-linear.c (linear_transform_loops): Likewise.
3777 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3779 * config/sparc/predicates.md (arith_double_operand): Use
3780 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3781 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3782 (DImode, DFmode constant splitters): Likewise. Remove code for
3783 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3784 (logical constant splitters): Use const_int_operand predicate.
3785 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3786 HOST_BITS_PER_WIDE_INT < 64.
3788 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3790 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3791 gcc_unreachable as appropriate.
3792 (force_mode, emit_move_sequence, singlemove_string,
3793 output_move_double, output_fp_move_double, find_addr_reg,
3794 output_block_move, output_block_clear, output_and,
3795 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3796 pa_adjust_cost, pa_issue_rate, print_operand,
3797 output_global_address, output_arg_descriptor, output_cbranch,
3798 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3799 output_call): Likewise.
3800 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3801 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3803 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3805 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3806 _gcov_pow2_profiler and _gcov_one_value_profiler.
3807 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3808 (GTFILES): Add $(srcdir)/tree-profile.c.
3809 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3810 __gcov_one_value_profiler): Declare.
3811 * gimplify.c (force_gimple_operand): Check whether the statements
3812 should be produced in ssa form.
3813 (force_gimple_operand_bsi): New function.
3814 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3815 __gcov_one_value_profiler): New functions.
3816 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3817 the profiled value is a power of two or not.
3818 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3819 * tree-flow.h (in_ssa_p): Declare.
3820 (force_gimple_operand_bsi): Declare.
3821 * tree-into-ssa.c (in_ssa_p): New variable.
3822 (rewrite_into_ssa): Set in_ssa_p.
3823 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3824 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3825 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3826 tree_one_value_profiler_fn): New variables.
3827 (tree_init_edge_profiler): Initialize the profiler function decls.
3828 (tree_gen_edge_profiler): Use global gcov_type_node.
3829 (prepare_instrumented_value): New function.
3830 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3831 tree_gen_one_value_profiler): Call the library functions instead of
3832 creating instrumentation code.
3833 * tree.c (build_fn_decl): New function.
3834 * tree.h (build_fn_decl): Declare.
3835 * value-prof.c (rtl_divmod_values_to_profile,
3836 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3837 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3838 Do not handle may_be_other and precise values of exponents at pow2
3840 (tree_mod_subtract_transform): Reflect that value field of
3841 histogram has changed meaning.
3842 (tree_divmod_values_to_profile): Record the values correctly.
3843 (tree_values_to_profile): Update comment.
3844 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3846 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3848 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3851 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3853 * config/i386/i386.md (length_immediate): Use gcc_assert or
3854 gcc_unreachable, as appropriate.
3855 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3856 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3857 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3858 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3859 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3860 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3861 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3862 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3863 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3864 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3865 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3866 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3867 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3868 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3869 *prefetch_sse_rex): Likewise.
3870 * config/i386/predicates.md (x86_64_immediate_operand,
3871 x86_64_zext_immediate_operand, symbolic_operand,
3872 no_seg_address_operand, aligned_operand,
3873 memory_displacement_operand): Likewise.
3874 * config/i386/sse.md (*mov<mode>_internal,
3875 *movv2df_internal): Likewise.
3877 2005-04-22 Jan Hubicka <jh@suse.cz>
3879 * Makefile.in (ipa.o, ipa-inline.o): New files.
3880 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3881 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3882 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3883 * cgraphunit.c (cgraph_default_inline_p,
3884 cgraph_decide_inlining_incrementally, ncalls_inlined,
3885 nfunctions_inlined, initial_insns, overall_insns,
3886 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3887 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3888 cgraph_mark_inline, cgraph_check_inline_limits,
3889 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3890 update_callee_keys, lookup_recursive_calls,
3891 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3892 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3893 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3894 pass_ipa_inline): Move to ipa-inline.c
3895 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3897 * ipa-inline.c: New file.
3899 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3901 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3902 is turned off by default on Solaris.
3904 2005-04-21 Roger Sayle <roger@eyesopen.com>
3906 * c-common.h (objc_build_method_signature): Update prototype.
3907 * stub-objc.c (objc_build_method_signature): Update the stub
3908 implementation to accept and ignore additional parameter.
3909 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3910 the value of ellipsis to objc_build_method_signature instead
3911 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3913 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3915 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3916 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3917 gen_rtx_* not gen_rtx_fmt_*.
3918 (rs6000_emit_vector_select): Likewise.
3919 (rs6000_emit_sync): New.
3920 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3921 (larx, stcx, cmp): New mode substitutions.
3922 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3923 UNSPEC_ISYNC): New constants.
3924 (rlwinm): Give name.
3925 (memory_barrier, isync, lwsync): New insns.
3926 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3927 (sync_lock_release<mode>): New expander.
3928 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3929 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3930 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3931 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3932 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3933 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3934 (sync_add<mode>_internal, sync_addshort_internal,
3935 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3936 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3937 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3939 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3940 is the memory before, not after, the operation. Clarify
3941 barrier requirements.
3943 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3945 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3946 * lambda.h (lambda_vector_min_nz): Likewise.
3947 * langhooks.h (struct lang_hooks_for_types,
3948 struct lang_hooks): Likewise.
3949 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3952 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3954 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3955 comments to avoid 'abort'. Use gcc_assert as necessary.
3956 * opts.c (common_handle_option): Likewise.
3957 * pretty-print.c (pp_base_format_text): Likewise.
3958 * print-rtl.c (print_rtx): Likewise.
3959 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3960 * regmove.c (try_auto_increment): Likewise.
3961 * reload.c (find_valid_class, find_reloads_toplev,
3962 find_equiv_reg): Likewise.
3963 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
3964 merge_assigned_reloads): Likewise.
3965 * tree-inline.c (inline_forbidden_p_1,
3966 estimate_num_insns_1): Likewise.
3967 * tree-optimize.c (execute_todo): Likewise.
3968 * tree-outof-ssa.c (eliminate_phi): Likewise.
3969 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3970 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3971 * tree-ssa-operands.c (parse_ssa_operands,
3972 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3973 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3974 * tree-ssanames.c (release_ssa_name): Likewise.
3975 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
3976 walk_tree): Likewise.
3978 * tree-ssa-operands.c (verify_abort): Fold into ..
3979 (verify_imm_links): ... here.
3981 2005-04-21 Richard Henderson <rth@redhat.com>
3983 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3984 on non-memory operand for previous inversion.
3986 2005-04-21 Devang Patel <dpatel@apple.com>
3988 PR optimization/20994
3989 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3990 x = !(a == b) : p , q;.
3991 (pass_if_conversion): Verify stmts and flow.
3993 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3995 * optabs.c (gen_conditional_trap): Restore #define.
3997 * alias.c (true_dependence): Remove 'abort' from comments. Use
3998 gcc_assert and gcc_unreachable as appropriate.
3999 (canon_true_dependence): Likewise.
4000 * bb-reorder.c (connect_traces): Likewise.
4001 * c-common.c (c_add_case_label): Likewise.
4002 * c-decl.c (finish_function): Likewise.
4003 * caller-save.c (insert_restore, insert_save): Likewise.
4004 * cfg.c (update_bb_profile_for_threading): Likewise.
4005 * cfganal.c (flow_active_insn_p): Likewise.
4006 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4007 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
4008 cfg_layout_merge_blocks): Likewise.
4009 * ifcvt.c (cond_exec_process_insns, merge_if_block,
4010 find_if_block): Likewise.
4011 * integrate.c (allocate_initial_values): Likewise.
4012 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
4013 swap_condition, unsigned_condition, signed_condition,
4014 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
4015 reg_or_subregno): Likewise.
4016 * lambda-code.c (lambda_compute_auxillary_space,
4017 lambda_transform_legal_p): Likewise.
4018 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
4019 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
4020 lhd_incomplete_type_error, lhd_expand_expr,
4021 lhd_types_compatible_p, lhd_tree_size): Likewise.
4022 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
4023 * local-alloc.c (update_equiv_regs): Likewise.
4024 * loop-unroll.c (peel_loop_completely
4025 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
4026 peel_loop_simple, unroll_loop_stupid,
4027 analyze_iv_to_split_insn): Likewise.
4028 * loop.c (gen_prefetch, find_and_verify_loops,
4029 basic_induction_var): Likewise.
4030 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
4031 * value-prof.c (tree_find_values_to_profile): Likewise.
4032 * varasm.c (named_section, default_assemble_integer,
4033 decode_addr_const): Likewise.
4035 2005-04-21 Alan Modra <amodra@bigpond.net.au>
4036 Fariborz Jahanian <fjahanian@apple.com>
4038 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
4039 portion of argument passed in fpr.
4040 * expr.c (emit_push_insn): Fix computation of 'offset' used to
4041 decide on partial argument save on stack.
4043 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4045 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
4048 2005-04-21 Jan Hubicka <jh@suse.cz>
4050 * cgraphunit.c: Include tree-pass.h
4051 (cgraph_decide_recursive_inlining,
4052 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
4053 cgraph_decide_inlining): Dump goes to dump_file.
4054 (cgraph_optimize): Call ipa passes instead of inliner.
4055 (cgraph_gate_inlining, pass_ipa_inline): New.
4056 * tree-optimize.c (all_ipa_passes): New static variable.
4057 (register_one_dump_file): Dead with IPA passes.
4058 (register_dump_files): Likewise.
4059 (init_tree_optimization_passes): Initialize IPA passes.
4060 (execute_todo): Do cgraph dump when asked to, do not dump function body
4062 * tree-pass.h (TODO_dump_cgraph): New macro.
4063 (ipa_passes): Declare.
4064 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
4066 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4068 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
4069 gcc_assert instead of abort.
4070 (classify_argument, examine_argument, construct_container,
4071 contains_128bit_aligned_vector_p, ix86_check_movabs,
4072 standard_80387_constant_opcode, standard_80387_constant_rtx,
4073 ix86_initial_elimination_offset, ix86_compute_frame_layout,
4074 pro_epilogue_adjust_stack, ix86_expand_epilogue,
4075 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
4076 legitimize_tls_address, output_pic_addr_const,
4077 i386_output_dwarf_dtprel, put_condition_code, print_reg,
4078 get_some_local_dynamic_name, print_operand, print_operand_address,
4079 output_387_binary_op, emit_i387_cw_initialization,
4080 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
4081 ix86_expand_clear, ix86_expand_binary_operator,
4082 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
4083 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
4084 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
4085 ix86_expand_branch, ix86_expand_setcc,
4086 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
4087 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
4088 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
4089 memory_address_length, ix86_attr_length_immediate_default,
4090 ix86_attr_length_address_default, ix86_agi_dependant,
4091 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
4092 ix86_expand_binop_builtin, ix86_force_to_memory,
4093 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
4094 x86_emit_floatuns): Likewise.
4095 * config/i386/netware.c (gen_regparm_prefix,
4096 i386_nlm_strip_name_encoding): Likewise.
4097 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
4099 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4101 * optabs.c (gen_condiational_trap): Remove #define.
4102 (add_equal_note): Assertify. Remove explicit indirection from
4103 call via function pointer.
4104 (expand_ternary_op, expand_simple_binop, expand_binop,
4105 expand_twoval_unop, expand_twoval_binop,
4106 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
4107 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
4108 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
4109 prepare_float_lib_cmp, emit_conditional_move,
4110 emit_conditional_add, gen_add2_insn, gen_add3_insn,
4111 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
4112 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
4113 vector_compare_rtx, expand_vec_cond_expr): Likewise.
4115 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4117 * vec.h: Update API to separate allocation mechanism from type.
4118 (VEC_safe_grow): New.
4119 * vec.c (calculate_allocation): New.
4120 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
4121 (vec_gc_free, vec_heap_free): Remove.
4122 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
4124 (mangle_macro_name): New.
4125 (struct macro_def): New.
4126 (struct macro): Add multiple argument values.
4127 (macro_expans_end): New.
4128 (push_macro_expansion): Chain on new macro. Process multiple
4129 args, create follow on expansion. Return follow on argument.
4130 (macro_input): Deal with multiple arguments.
4132 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
4133 (struct tree_binfo): Adjust.
4134 * basic-block.h: Define VEC(edge,gc).
4135 (struct edge_def): Adjust.
4136 (struct basic_block_def, struct edge_iterator): Likewise.
4137 (ei_container, ei_start_1, ei_last_1): Likewise.
4138 * cfg.c (connect_src, connect_dest): Likewise.
4139 * cfgrtl.c (force_nonfallthru_and_redirect)
4140 * dbxout.c (dbxout_type)
4141 * dwarf2out.c (gen_member_die)
4142 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
4143 (gcc_tree_to_linear_expression): Adjust.
4144 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4145 lbv_to_gcc_expression, lle_to_gcc_expression,
4146 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4147 perfect_nestify): Likewise.
4148 * lambda.h (gcc_loopnest_to_lambda_loopnest,
4149 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
4150 * profile.c (instrument_values): Adjust.
4151 * tree-cfg.c (modified_noreturn_calls): Adjust.
4152 (remove_fallthru_edge): Likewise.
4153 * tree-dump.c (dequeue_and_dump): Adjust.
4154 * tree-flow-inline.h (mark_stmt_modified): Adjust.
4155 * tree-flow.h (modified_noreturn_calls): Adjust.
4156 (tree_on_heap): Remove. (yay!)
4157 (register_new_def): Adjust.
4158 * tree-into-ssa.c: Define VEC(int,heap).
4159 (block_defs_stack): Adjust.
4160 (find_idf, insert_phi_nodes, register_new_def,
4161 rewrite_initialize_block, rewrite_finalize_block,
4162 register_new_update_single, rewrite_update_init_block,
4163 rewrite_update_fini_block, rewrite_blocks,
4164 ssa_rewrite_finalize_block, ssa_register_new_def,
4165 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
4166 * tree-loop-linear.c (linear_transform_loops): Adjust.
4167 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
4168 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
4169 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
4170 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
4171 vrp_variables_stack): Adjust declarations.
4172 (tree_ssa_dominator_optimize): Adjust.
4173 (dom_opt_initialize_block, remove_local_expressions_from_table,
4174 restore_nonzero_vars_to_original_value,
4175 restore_vars_to_original_value,
4176 restore_currdefs_to_original_value, dom_opt_finalize_block,
4177 record_var_is_nonzero, record_cond, record_const_or_copy_1,
4178 optimize_stmt, update_rhs_and_lookup_avail_expr,
4179 lookup_avail_expr, record_range): Likewise.
4180 * tree-ssa-pre.c: Define VEC(basic_block,heap).
4181 (compute_antic_aux): Adjust.
4182 (inserted_exprs, create_expression_by_pieces,
4183 insert_into_preds_of_block, eliminate, mark_operand_necessary,
4184 remove_dead_inserted_code, fini_pre): Likewise.
4185 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
4186 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
4187 ssa_prop_init): Likewise.
4188 * tree-ssa.c: Define VEC(bitmap,heap).
4189 (verify_name_tags): Adjust.
4190 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
4191 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
4192 tree_divmod_values_to_profile, tree_find_values_to_profile,
4193 value_profile_transformations): Likewise.
4194 * value-prof.h: Define VEC(histogram_value,heap).
4195 * varasm.c: Remove alias_pair pointer typedef, define
4197 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
4199 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
4200 not a pointer to it. Create an object vector.
4201 (extern_symbols): Turn into an object vector.
4202 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
4204 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
4207 * Makefile.in (tree-chrec.o): Depend on params.h.
4208 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
4210 * tree-chrec.c: Depend on params.h. Replace build with buildN,
4211 and fold build with fold_buildN.
4212 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
4213 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4214 (tree_contains_chrecs): Compute an estimation of the size of the
4216 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
4217 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
4218 * tree-scalar-evolution.c (simple_iv): Ditto.
4219 * doc/invoke.texi (scev-max-expr-size): Documented.
4221 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
4223 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
4224 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
4225 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
4226 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
4227 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
4228 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
4229 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
4230 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
4231 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
4232 (darwin_fix_and_continue_switch): Delete.
4233 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
4234 (SUBTARGET_SWITCHES): Delete.
4235 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
4236 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
4237 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
4238 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
4239 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
4240 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
4241 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
4242 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
4243 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
4244 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
4245 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
4246 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
4247 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
4248 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
4249 (TARGET_64BIT): Undef before redefining.
4250 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
4251 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
4252 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
4253 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
4254 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
4255 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
4256 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
4257 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4258 (ix86_debug_arg_string, ix86_debug_addr_string)
4259 (ix86_align_loops_string, ix86_align_jumps_string)
4260 (ix86_align_funcs_string): Delete.
4261 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
4262 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
4263 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
4264 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
4265 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
4266 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
4267 (SUBTARGET_SWITCHES): Delete.
4268 * config/i386/i386.c (ix86_debug_arg_string): Delete.
4269 (ix86_debug_addr_string): Delete.
4270 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
4271 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
4272 (ix86_align_loops_string, ix86_align_jumps_string)
4273 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4274 (ix86_align_funcs_string): Make static.
4275 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4276 (ix86_handle_option): New function.
4277 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
4278 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
4279 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
4280 of darwin_fix_and_continue_switch.
4281 (darwin_one_byte_bool): Delete.
4282 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4283 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
4284 to darwin_one_byte_bool.
4285 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
4286 * config/i386/djgpp.opt, config/i386/i386.opt,
4287 * config/i386/sco5.opt: New files.
4289 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4291 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
4292 fp_zero_operand, fp_register_operand, intreg_operand,
4293 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
4294 call_operand, call_operand_address, tgd_symbolic_operand,
4295 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
4296 symbolic_operand, symbolic_memory_operand, label_ref_operand,
4297 sp64_medium_pic_operand, data_segment_operand,
4298 text_segment_operand, splittable_symbolic_memory_operand,
4299 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
4300 eq_or_neq, normal_comp_operator, noov_compare_op,
4301 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
4302 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
4303 const64_operand, const64_high_operand, arith11_operand,
4304 arith10_operand, arith_double_operand, arith_double_4096_operand,
4305 arith_double_add_operand, arith11_double_operand,
4306 arith10_double_operand, small_int, small_int_or_double,
4307 uns_small_int, uns_arith_operand, clobbered_register,
4308 input_operand, compare_operand): Delete.
4309 (sparc_emit_set_const32): Use predicates in assertion. Remove special
4310 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
4311 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
4312 (GEN_HIGHINT64, GEN_INT64): Delete.
4313 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
4314 gen_safe_XOR64): Adjust for above deletion.
4315 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
4316 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
4317 (legitimate_constant_p): Use const_zero_operand instead.
4318 (sparc_extra_constraint_check): Likewise.
4319 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
4320 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
4321 (PREDICATE_CODES): Delete.
4322 * config/sparc/sparc.md: Include predicates.md.
4323 (All patterns): Adjust for new predicate names.
4324 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
4325 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
4326 (movdi): Use general_operand predicate.
4327 (movdi_sp64_dbl): Delete.
4328 (movdi_const64_special): Add 'N' constraint.
4329 (movdicc): Use arith10_operand predicate.
4330 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
4331 (movdi_cc_reg_sp64): Use arith10_operand predicate.
4332 (movdi_cc_reg_sp64_trunc): Delete.
4333 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
4334 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
4335 (subdi3_sp32): Delete.
4336 (subdi3_insn_sp32): Change to define_insn_and_split.
4337 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
4338 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
4339 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
4340 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
4341 small_int_operand predicate.
4342 (divdi3, udivdi3): Use arith_operand predicate.
4343 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
4344 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
4345 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
4346 (xordi3_sp64_dbl): Delete.
4347 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
4348 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
4349 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4350 cmp_ccx_set_not): Use arith_operand predicate.
4351 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4352 * config/sparc/predicates.md: New file.
4354 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4356 PR tree-optimization/14846
4357 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4359 (fold_single_bit_test): ... here.
4360 (fold_binary): Call fold_single_bit_test_into_sign_test
4361 instead of fold_single_bit_test.
4363 2005-04-20 James E Wilson <wilson@specifixinc.com>
4366 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4367 is another declaration.
4369 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4371 * config/cris/predicates.md: New file.
4372 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4373 (cris_movem_load_rest_p): Declare.
4374 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4375 (cris_movem_load_rest_p): Ditto. Globalize.
4376 (cris_bdap_operand, cris_bdap_biap_operand,
4377 cris_orthogonal_operator, cris_commutative_orth_op,
4378 cris_operand_extend_operator,
4379 cris_additive_operand_extend_operator, cris_extend_operator,
4380 cris_plus_or_bound_operator, cris_mem_op,
4381 cris_general_operand_or_symbol,
4382 cris_general_operand_or_gotless_symbol,
4383 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4384 cris_load_multiple_op): Remove predicate functions.
4385 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4386 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4387 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4388 * config/cris/cris.md: Include predicates.md.
4389 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4391 2005-04-20 Ian Lance Taylor <ian@airs.com>
4393 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4394 * c-common.h (STMT_EXPR_STMT): Don't define.
4395 (STMT_EXPR_NO_SCOPE): Don't define.
4396 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4397 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4398 (pp_c_expression): Likewise.
4400 2005-04-20 Richard Henderson <rth@redhat.com>
4403 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4405 2005-04-20 Jeff Law <law@redhat.com>
4407 * reload1.c (reload): Ignore equivalences between pseudos and
4410 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4413 * c-tree.h (struct c_label_list): Update comment.
4414 (struct c_label_context): Rename to struct c_label_context_se.
4415 (label_context_stack): Rename to label_context_stack_se.
4416 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4417 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4418 c_end_vm_scope): New.
4419 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4420 * c-decl.c (pop_scope): Call c_end_vm_scope.
4421 (pushdecl): Call c_begin_vm_scope for variably modified
4423 (define_label): Check for jumping into scope of identifier with
4424 variably modified type. Push label on stack for those defined at
4425 current context of identifiers with variably modified type.
4426 (start_function): Create stack level for context of identifiers
4427 with variably modified type.
4428 (finish_function): Pop stack level for context of identifiers with
4429 variably modified type.
4430 * c-typeck.c (label_context_stack): Rename to
4431 label_context_stack_se.
4432 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4433 (c_finish_goto_label): Check for jumping into scope of identifier
4434 with variably modified type. Push label on stack for those jumped
4435 to from current context of identifiers with variably modified
4437 (struct c_switch): Add blocked_vm.
4438 (c_start_case): Initialize blocked_vm.
4439 (do_case): Check blocked_vm.
4440 (c_finish_case): Add comment.
4441 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4442 variable label_context_stack.
4444 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4446 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4447 conditional_replacement, value_replacement, abs_replacement,
4449 (replace_phi_edge_with_variable): Remove argument BB.
4450 (conditional_replacement, value_replacement,
4451 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4452 Update a call to replace_phi_edge_with_variable.
4454 * tree-ssa-phiopt.c: Fix comments.
4456 2005-04-20 Michael Matz <matz@suse.de>
4459 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4462 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4464 * tree-ssa-phiopt.c: Fix comment typos.
4466 PR tree-optimization/21116
4467 * tree-ssa-phiopt.c: Fix a typo.
4469 2005-04-19 Richard Henderson <rth@redhat.com>
4471 * builtins.c (expand_builtin_sync_operation): Revert last change.
4472 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4474 (expand_compare_and_swap_loop): Likewise.
4475 (expand_sync_operation): Remove fallback from NAND to AND; invert
4476 memory operand when expanding from cmpxchg.
4477 (expand_sync_fetch_operation): Likewise.
4478 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4481 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4482 when implementing NAND. Fix double-add for AFTER.
4483 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4484 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4485 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4487 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4490 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4491 to return old memory value.
4492 (sync_compare_and_swap_cc<IMODE>): Likewise.
4494 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4495 return pre-reload. Don't consider output or anti dependencies.
4496 * config/ia64/sync.md (IMODE): New.
4497 (modesuffix): Add QI and HI.
4498 (memory_barrier): Simplify expansion.
4499 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4500 (cmpxchg_acq_<IMODE>): Likewise.
4501 (sync_lock_test_and_set<IMODE>): Likewise.
4502 (sync_lock_release<IMODE>): Likewise.
4504 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4506 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4509 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4511 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4513 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4514 Joseph S. Myers <joseph@codesourcery.com>
4516 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4517 * c-typeck.c (build_c_cast): Check these options.
4518 * doc/invoke.texi: Document these options.
4520 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4522 * tree-ssa-phiopt.c: Update a comment about the pass.
4524 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4526 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4527 config/mcore/mcore.c: Fix comment typos.
4529 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4531 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4532 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4534 2005-04-19 Paul Brook <paul@codesourcery.com>
4536 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4538 2005-04-19 Andrew Haley <aph@redhat.com>
4541 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4542 looking at a field's bitpos.
4544 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4546 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4547 libiberty functions.
4549 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4551 PR tree-optimization/21096
4552 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4554 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4557 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4558 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4560 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4562 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4563 refers to the function being dumped.
4565 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4567 * varasm.c (assemble_start_function): Remove reset of in_section.
4569 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4571 PR tree-optimization/21085
4572 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4575 2005-04-19 Ben Elliston <bje@au.ibm.com>
4577 * doc/invoke.texi (Optimize Options): Refer to the correct
4578 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4580 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4582 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4583 alloca argument to be big enough.
4585 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4588 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4591 2005-04-18 Tom Tromey <tromey@redhat.com>
4593 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4596 2005-04-18 Richard Henderson <rth@redhat.com>
4598 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4599 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4600 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4601 * config/alpha/alpha-protos.h: Update.
4602 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4603 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4604 (attr type): Add ld_l, st_c, mb.
4605 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4606 iornotsi3, xorsi_internal, xornotsi3): New.
4607 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4608 (ev4_ist_c, ev4_mb): New.
4609 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4611 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4612 (ev6_ist): Add st_c.
4614 * config/alpha/sync.md: New file.
4616 2005-04-18 Richard Henderson <rth@redhat.com>
4618 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4621 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4623 2005-04-18 Devang Patel <dpatel@apple.com>
4625 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4627 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4629 PR tree-optimization/20922
4630 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4631 Fold X + c >= X and fold X - c <= X to true.
4633 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4635 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4637 (emergency_labeled_state_free): Likewise.
4639 2005-04-18 Nick Clifton <nickc@redhat.com>
4641 * config/h8300/h8300.md (jump): Remove prescan parameter from
4642 calls to final_scan_insn.
4644 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4645 parameter from calls to final_scan_insn.
4647 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4649 (v850e, v850e1): Use the v850.opt file for target specific
4652 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4654 PR tree-optimization/21001
4655 * tree-optimize.c (init_tree_optimization_passes): Move the
4656 first pass_forwprop immediately before pass_vrp.
4658 2005-04-17 Ian Lance Taylor <ian@airs.com>
4660 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4661 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4662 from enum tree_code op to bool is_sizeof.
4663 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4664 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4665 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4667 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4669 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4672 2005-04-17 Ian Lance Taylor <ian@airs.com>
4674 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4676 2005-04-17 Richard Henderson <rth@redhat.com>
4678 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4680 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4681 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4682 of indirection through ssa names while looking for the gpr counter
4684 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4685 saved va_list_gpr_size and va_list_fpr_size.
4687 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4689 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4690 both pointers or both integers.
4692 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4693 ASSERT_EXPRs for single-use variable.
4695 * tree-into-ssa.c: Fix a comment typo.
4697 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4699 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4700 -mipsN before forcing a default of -mips2.
4702 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4704 * predict.h (IS_TAKEN): Remove.
4705 * rtl.h (NOTE_PREDICTION): Likewise.
4707 * modulo-sched.c (CFG_HOOKS): Remove.
4709 * c-parser.c (N_C_TTYPES): Remove.
4711 * tree-flow-inline.h (get_stmt_operands): Remove.
4712 * lambda-code.c, tree-ssa-loop-unswitch.c,
4713 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4714 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4715 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4716 calls to get_stmt_operands.
4717 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4719 2005-04-17 Richard Henderson <rth@redhat.com>
4722 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4723 of CUMULATIVE_ARGS past the last named argument.
4724 (alpha_va_start): Expect pretend_args_size only if strictly less than
4727 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4730 * builtins.c (expand_builtin_strcat): Convert the result of
4731 strlen to the right type.
4732 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4733 avoid creating type mismatches.
4734 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4737 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4739 2005-04-16 Richard Henderson <rth@redhat.com>
4742 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4743 Use the mode of boolean_type_node when the user doesn't provide one.
4744 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4746 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4749 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4752 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4755 2005-04-16 Roger Sayle <roger@eyesopen.com>
4756 Steven Bosscher <stevenb@suse.de>
4758 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4759 (fold_unary_to_constant): Likewise.
4761 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4763 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4766 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4768 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4769 names related to target triplets.
4770 Remove i?86-*-esix from platform directory.
4771 Remove powerpc-*-eabiaix from platform directory.
4773 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4776 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4777 falling through from SUBREG case to REG.
4779 2005-04-15 Roger Sayle <roger@eyesopen.com>
4781 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4782 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4783 (fold_binary_to_constant): Simplify using fold_binary.
4784 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4786 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4788 * gthr-posix.c (pthread_cancel): Define.
4789 (pthread_mutexattr_init): Likewise.
4790 (pthread_mutexattr_settype): Likewise.
4791 (pthread_mutexattr_destroy): Likewise.
4793 2005-04-15 David S. Miller <davem@davemloft.net>
4796 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4798 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4800 PR tree-optimization/21031
4801 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4802 (forward_propagate_into_cond_1): Call it. Forward propagate
4803 integer-integer casts into COND_EXPRs.
4805 2005-04-15 Dave Korn <dave.korn@artimi.com>
4807 * gcc.c (default_compilers): Clarify obscure error message when
4808 reading from standard input.
4810 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4812 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4813 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4815 * tree-ssa-alias.c (init_alias_info): Remove a call to
4818 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4820 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4821 of non-virtual PHI nodes like we use to.
4823 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4825 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4826 (attr_copy_rtx): Do not use it.
4828 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4830 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4832 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4834 * tree-vect-transform.c (vectorizable_store): Mark necessary
4835 objects in the vectorized store needing renaming. Update the
4836 SSA graph for V_MAY_DEF operands in the original store.
4838 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4840 * tree-ssa-pre.c (compute_avail): It's okay to have
4841 TREE_INVARIANT's here, and value number the resulting expressions.
4842 (create_expression_by_pieces): Make sure operands that were
4843 min_invariant when we started, stay that way.
4845 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4847 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4849 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4851 PR tree-optimization/20936.
4852 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4854 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4856 * doc/invoke.texi: Fix typos.
4857 * doc/md.texi: Likewise.
4858 * doc/rtl.texi: Likewise.
4859 * doc/sourcebuild.texi: Likewise.
4860 * doc/tm.texi: Likewise.
4862 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4864 PR tree-optimization/21004
4865 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4866 and floorl in c99 mode only.
4867 * builtins.c (expand_builtin_int_roundingfn): Assert that
4868 fallback_fndecl is not NULL_TREE.
4870 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4872 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4873 * basic-block.h: Update the prototype for
4874 purge_all_dead_edges.
4875 * cfgexpand.c (tree_expand_cfg): Update a call to
4876 purge_all_dead_edges.
4877 * combine.c (combine_instructions): Likewise.
4878 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4879 rest_of_handle_cse2, rest_of_handle_gcse,
4880 rest_of_handle_postreload): likewise.
4882 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4885 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4886 e.g. cv-qualification conversions.
4888 2005-04-14 Mike Stump <mrs@apple.com>
4890 * config/darwin-c.c (framework_construct_pathname): We must
4891 find all headers of a framework in the first instance of it
4892 found in the seach path.
4894 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4896 PR tree-optimization/21021
4897 * tree-vrp.c (compare_values): Work around a bug in the front
4898 end that produces a comparison of mismatched types.
4900 2004-04-14 Richard Henderson <rth@redhat.com>
4902 * config/ia64/ia64.h (enum fetchop_code): Remove.
4903 (enum ia64_builtins): Move ...
4904 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4905 members except BSP and FLUSHRS.
4906 (ia64_init_builtins): Remove __sync builtins.
4907 (ia64_expand_builtin): Likewise.
4908 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4909 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4910 (ia64_expand_lock_release): Remove.
4911 * config/ia64/ia64.md (mf): Move to sync.md.
4912 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4913 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4914 * config/ia64/sync.md: New file.
4915 (memory_barrier): Rename from mf.
4916 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4917 (cmpxchg_acq_<I48MODE>): Likewise.
4918 (sync_lock_test_and_set<I48MODE>): Likewise.
4920 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4921 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4923 2004-04-14 Richard Henderson <rth@redhat.com>
4925 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4926 (ix86_compare_emitted): New.
4927 (ix86_expand_compare): Use ix86_compare_emitted if set.
4928 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4929 and ix86_compare_op0 are set.
4930 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4931 (TARGET_CMPXCHG, TARGET_XADD): New.
4932 (ix86_compare_emitted): Declare.
4933 * config/i386/i386.md: Include sync.md
4934 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4935 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4936 * config/i386/sync.md: New file.
4938 2004-04-14 Richard Henderson <rth@redhat.com>
4941 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4942 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4943 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4944 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4945 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4946 BT_FN_I8_VPTR_I8_I8): New.
4947 * builtins.def (DEF_SYNC_BUILTIN): New.
4948 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4949 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4950 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4951 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4952 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4953 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4954 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4955 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4956 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4957 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4958 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4959 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4960 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4961 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4962 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4963 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4964 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4965 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4966 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4967 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4968 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4969 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4970 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4971 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4972 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4973 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4974 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4975 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4976 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4977 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4978 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4979 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4980 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4981 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4982 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4983 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4984 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4985 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4986 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4987 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4988 BUILT_IN_SYNCHRONIZE: New.
4989 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4990 as a function. Accept __sync_ as a prefix as well.
4991 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4992 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4993 expand_builtin_lock_release): New.
4994 (expand_builtin): Call them.
4995 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4996 neither BOTH_P nor FALLBACK_P are defined.
4997 (builtin_type_for_size): New.
4998 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4999 (resolve_overloaded_builtin): New.
5000 * c-common.h (resolve_overloaded_builtin): Declare.
5001 (builtin_type_for_size): Declare.
5002 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
5003 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
5004 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
5005 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
5006 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
5007 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
5008 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
5009 sync_compare_and_swap_cc, sync_lock_test_and_set,
5010 sync_lock_release): New.
5011 * optabs.h: Declare them.
5012 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
5013 expand_sync_operation, expand_sync_fetch_operation,
5014 expand_sync_lock_test_and_set): Declare.
5015 * genopinit.c (optabs): Add sync optabs.
5016 * optabs.c (init_optabs): Initialize sync optabs.
5017 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
5018 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
5019 expand_sync_operation, expand_sync_fetch_operation,
5020 expand_sync_lock_test_and_set): New.
5021 * doc/extend.texi (Atomic Builtins): New section
5022 * doc/md.texi (Standard Names): Add sync patterns.
5024 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
5026 * tree-eh.c (lower_try_finally_copy): Generate new code in
5027 response to goto_queue entries as if the queue was sorted by
5028 index, not pointers.
5029 (lower_try_finally_switch): Likewise.
5031 2005-04-14 Richard Henderson <rth@redhat.com>
5033 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
5034 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
5036 (ix86_expand_fp_movcc): Update to match.
5037 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
5038 * config/i386/i386-protos.h: Update.
5039 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
5040 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
5042 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
5044 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
5047 2005-04-14 Julian Brown <julian@codesourcery.com>
5049 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
5050 link failures on ppc64 Linux.
5052 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
5054 * config.gcc: Set cpu_type for s390.
5056 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5058 Fix PR tree-optimization/20963
5059 * tree-ssa-pre.c (compute_avail): Remove special case for
5061 (create_expression_by_pieces): Add value numbers for forced out
5064 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
5066 * config/cris/cris.md: Replace references to (reg:SI 16) with
5067 (reg:SI CRIS_SRP_REGNUM).
5069 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5071 PR tree-optimization/20657
5072 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
5073 create an appropriate range from it.
5075 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5077 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
5078 <UNSPEC_FIST_CEIL> case.
5080 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
5081 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
5082 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
5083 to implement lfloor and llfloor built-ins as x87 intrinsic function.
5084 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
5085 (lfloor<mode>2): New expanders.
5086 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
5087 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
5088 to implement lceil and llceil built-ins as x87 intrinsic function.
5089 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
5090 (lceil<mode>2): New expanders.
5092 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5094 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
5095 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
5097 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
5100 * config/s390/s390-modes.def: Define TFmode.
5102 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
5104 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
5105 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5106 * config/mips/mips.c (mips16_insn_length): Remove reference to
5107 JUMP_TABLES_IN_TEXT_SECTION.
5109 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
5111 * simplify-rtx.c (simplify_binary_operation_1): Return
5112 scalar or vector of constant 0, depending on the xor's
5115 2005-04-13 Dale Johannesen <dalej@apple.com>
5117 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
5118 (objc-act.o): Ditto.
5119 * objc/objc-act.c (objc_gimplify_expr): New.
5120 (objc_get_callee_fndecl): New.
5121 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
5122 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
5123 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
5125 2005-04-13 Devang Patel <dpatel@apple.com>
5127 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
5130 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
5132 CRIS prologue as RTL.
5133 * config/cris/cris-protos.h (cris_emit_movem_store)
5134 (cris_expand_prologue): Prototype.
5135 * config/cris/cris.c (struct machine_function): New member
5137 (cfa_label_num, cris_target_asm_function_prologue): Remove.
5138 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
5139 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
5140 (cris_load_multiple_op, cris_return_address_on_stack)
5141 (cris_return_address_on_stack_for_return): ISO-Cify.
5142 (cris_store_multiple_op): New predicate function.
5143 (cris_expand_prologue, cris_emit_movem_store): New functions.
5144 (cris_print_operand) <case 'O'>: Handle modifications other than
5146 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
5147 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
5148 (cris_gen_movem_load): Rearrange slightly to make local variable
5149 src a parameter, removing osrc.
5150 (cris_setup_incoming_varargs): Set machine_function member
5151 stdarg_regs to correspond to the number of registers that need to
5153 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
5155 (PREDICATE_CODES): Add cris_store_multiple_op. Make
5156 cris_general_operand_or_gotless_symbol accept UNSPEC.
5157 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
5158 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
5159 ("*cris_store_multiple"): New pattern. Tweak common comment above
5160 this and "*cris_load_multiple".
5161 ("prologue"): New define_expand.
5163 * config/cris/cris.md ("epilogue"): Conditionalize on
5164 TARGET_PROLOGUE_EPILOGUE.
5166 2005-04-13 Steve Ellcey <sje@cup.hp.com>
5169 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
5170 fpsr 0 instead of fpsr 1.
5171 (divsf3_internal_thr): Ditto.
5172 (divdf3_internal_lat): Ditto.
5173 (divdf3_internal_thr): Ditto.
5174 (divxf3_internal_lat): Ditto.
5175 (divxf3_internal_thr): Ditto.
5177 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5179 PR tree-optimization/20913
5180 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
5182 PR tree-optimization/20702
5183 * tree-vrp.c (maybe_add_assert_expr): Recurse into
5184 dominator children that haven't been walked into.
5186 2005-04-13 Julian Brown <julian@codesourcery.com>
5188 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
5189 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
5192 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5194 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
5195 config/i386/sse.md: Fix comment typos.
5197 * genattrtab.c (NULL_ATTR): Remove.
5198 * ifcvt.c (NULL_EDGE): Likewise.
5200 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
5202 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
5203 NOTE_PREDICT): Remove.
5205 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5207 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
5208 * configure: Regenerate.
5209 * config.in: Likewise.
5210 * system.h: Declare vsnprintf if not already declared.
5212 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5214 * optc-gen.awk: Handle stand-alone Mask records.
5215 * opth-gen.awk: Likewise.
5216 * doc/options.texi (Option file format): Document them.
5217 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
5218 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
5219 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
5220 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
5221 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
5222 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
5223 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
5224 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
5225 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
5226 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
5227 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
5228 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
5229 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
5230 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
5231 TARGET_LONG_DOUBLE_128): Likewise.
5232 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
5233 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
5234 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
5235 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
5236 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
5237 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
5238 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
5239 * config/sparc/sparc.c (fpu_option_set): New global.
5240 (sparc_handle_option): New function.
5241 (sparc_override_options): Test fpu_option_set.
5242 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
5243 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
5244 * config/sparc/sparc.opt: New file.
5245 * config/sparc/little-endian.opt: Likewise.
5246 * config/sparc/long-double-switch.opt: Likewise.
5248 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
5250 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
5251 (bfin_handle_options): Set it if -mshared-library-id= is seen.
5252 * config/bfin/bfin.opt (mshared-library-id=): Lose
5253 Var(bfin_lib_id_given).
5255 2005-04-13 Matt Thomas <matt@3am-software.com>
5257 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
5260 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5262 * rtl.h (CLEAR_RTX_FLAGS): Remove.
5264 * cgraphunit.c (INSNS_PER_CALL): Remove.
5266 * tree-ssa-forwprop.c (vars,
5267 record_single_argument_cond_exprs,
5268 substitute_single_use_vars): Remove.
5269 (forward_propagate_into_cond_1, forward_propagate_into_cond):
5271 (tree_ssa_forward_propagate_single_use_vars): Call
5272 forward_propagate_into_cond for each COND_EXPR.
5274 * tree-inline.c (INSNS_PER_STMT): Remove.
5276 2005-04-12 Richard Henderson <rth@redhat.com>
5278 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
5279 (ix86_expand_sse_fp_minmax): ... from ...
5280 (ix86_expand_fp_movcc): ... here.
5281 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
5282 * config/i386/i386-protos.h: Update.
5283 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
5284 (sse_setccsf, sse_setccdf): Allow before reload.
5285 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
5286 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
5287 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
5288 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
5289 (anddf3, nanddf3, iordf3, xordf3): New.
5291 2005-04-12 Jeff Law <law@redhat.com>
5293 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
5294 (tree-ssa-uncprop.o): Add dependencies.
5295 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
5296 * tree-flow.h (remove_useless_stmts): Remove prototype.
5297 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5298 remove_useless_stmts.
5299 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
5300 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
5301 * tree-pass.h (pass_uncprop): Declare.
5302 * tree-ssa-uncprop.c: New file.
5304 2005-04-12 James E. Wilson <wilson@specifixinc.com>
5307 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
5309 2005-04-12 Caroline Tice <ctice@apple.com>
5311 Temporary fix for partitioning problems.
5312 * passes.c (rest_of_handle_final): Remove code that
5313 frees unlikely_text_section_name,
5314 * varasm.c (assemble_start_function): Test for partitioning
5315 flag before writing out section labels.
5316 (assemble_end_function): Test for partitioning flag before
5317 writing out section labels.
5319 2005-04-12 Steven Bosscher <stevenb@suse.de>
5320 Stuart Hastings <stuart@apple.com>
5321 Jan Hubicka <jh@suse.cz>
5323 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
5324 references to gt-tree-cfg.h.
5325 * basic-block.h (struct basic_block_def): Don't skip rbi
5326 for garbage collection.
5327 (struct reorder_block_def): Make GTY-able.
5328 (struct control_flow_graph): New structure.
5329 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
5330 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
5331 but instead defines to the control_flow_graph for cfun.
5332 (label_to_block_map): New define, points to the label map of
5333 the control_flow_graph for cfun.
5334 (n_edges_for_function, n_basic_blocks_for_function,
5335 last_basic_block_for_function, basic_block_info_for_function,
5336 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
5337 basic_block_info_for_function, label_to_block_map_for_function):
5338 Counterparts for the above, taking a struct function as an extra
5340 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
5341 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
5342 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
5343 (alloc_rbi_pool, free_rbi_pool): Remove.
5344 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
5345 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
5347 (cfg_layout_finalize) ... and don't free it here.
5348 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5350 * flow.c (free_basic_block_vars): Set label_to_block_map and
5351 n_edges to zero too.
5352 * function.h (struct function): Add cfg field.
5353 * function.c (allocate_struct_function): Allocate the cfg.
5354 * tree-cfg.c (label_to_block_map): Remove.
5355 (build_tree_cfg): Don't allocate the rbi pool here...
5356 (delete_tree_cfg_annotations): ...and don't free it here.
5357 Also don't nullify label_to_block_map for cfun.
5359 2005-04-12 Caroline Tice <ctice@apple.com>
5361 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5362 Revert my patch from April 9.
5363 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5364 (reorder_basic_blocks): Revert my patch from April 9.
5365 (insert_section_boundary_note): Revert my patch from April 9.
5366 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5367 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5368 (COLD_END_LABEL): Revert my patch from April 9.
5369 (cold_text_section_label): Revert my patch from April 9.
5370 (cold_end_label): Revert my patch from April 9.
5371 (dwarf2out_switch_text_section): Revert my patch from April 9.
5372 (output_aranges): Revert my patch from April 9.
5373 (output_ranges): Revert my patch from April 9.
5374 (output_line_info): Revert my patch from April 9.
5375 (add_location_or_const_value_attribute): Revert my patch from April 9.
5376 (dwarf2out_var_location): Revert my patch from April 9.
5377 (dwarf2out_init): Revert my patch from April 9.
5378 (dwarf2out_finish): Revert my patch from April 9.
5379 * function.h (struct function): Revert my patch from April 9.
5380 * opts.c (decode_options): Revert my patch from April 9.
5381 * output.h (unlikely_section_label, hot_section_label,
5382 hot_section_end_label, cold_section_end_label,
5383 unlikely_text_section_name): Revert my patch from April 9.
5384 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5385 * varasm.c (unlikely_section_label, hot_section_label,
5386 hot_section_end_label, cold_section_end_label,
5387 unlikely_text_section_name): Revert my patch from April 9.
5388 (initialize_cold_section_name): Revert my patch from April 9.
5389 (unlikely_text_section): Revert my patch from April 9.
5390 (in_unlikely_text_section): Revert my patch from April 9.
5391 (named_section): Revert my patch from April 9.
5392 (function_section): Revert my patch from April 9.
5393 (current_function_section): Revert my patch from April 9.
5394 (assemble_start_function): Revert my patch from April 9.
5395 (assemble_end_function): Revert my patch from April 9.
5396 (default_section_type_flags_1): Revert my patch from April 9.
5398 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5400 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5401 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5403 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5405 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5408 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5409 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5411 2004-04-12 Richard Henderson <rth@redhat.com>
5413 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5414 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5415 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5416 (UNSPEC_*, UNSPECV_*): Renumber.
5418 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5421 From Richard Henderson <rth@redhat.com>:
5422 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5425 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5427 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5429 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5431 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5432 (bfin_library_id): New variable.
5433 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5434 instead of bfin_library_id_string.
5435 (bfin_handle_option): New function.
5436 (override_options): Remove most code to deal with shared library IDs,
5437 just check they aren't used without -mid-shared-library.
5438 (TARGET_HANDLE_OPTION): Define.
5439 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5440 * config/bfin/bfin.opt (mshared-library-id=): New.
5442 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5444 * tree-vect-transform.c: Fix comment typos.
5446 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5448 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5449 split critical edges when not possible/profitable.
5451 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5453 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5454 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5455 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5456 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5457 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5458 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5459 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5460 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5462 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5463 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5464 * config/ns32k/ns32k.opt: New file.
5466 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5468 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5469 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5470 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5471 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5472 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5473 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5474 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5475 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5476 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5477 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5478 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5479 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5480 (MASK_COLDFIRE): Formatting fixes.
5481 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5482 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5483 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5484 "_current_shared_library_a5_offset_".
5485 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5486 (MASK_ALL_CPU_BITS): New macro.
5487 (m68k_handle_option): New function.
5488 (override_options): Remove handling of m68k_library_id_string.
5489 * config/m68k/m68k.opt: New file.
5490 * config/m68k/ieee.opt: New file.
5492 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5494 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5495 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5496 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5497 (TARGET_CXX): Adjust accordingly.
5498 * target.h (struct gcc_target): Remove epxort_class_data. Add
5499 determine_class_data_visibility and class_data_always_comdat.
5500 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5501 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5502 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5503 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5504 (arm_cxx_determine_class_data_visibility): New.
5505 (arm_cxx_class_data_always_comdat): Likewise.
5506 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5507 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5508 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5509 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5510 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5513 2005-04-11 Devang Patel <dpatel@apple.com>
5515 * tree-data-ref.c (build_classic_dist_vector,
5516 compute_subscript_distance): Make externally visible.
5517 * tree-data-ref.h (build_classic_dist_vector,
5518 compute_subscript_distance): Same.
5519 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5520 Check distance vector against vectorization factor.
5521 (vect_analyze_loop): Determine vectorizaion factor before
5522 analyzing data dependences.
5523 * tree-vectorizer.c (loops_num): Make it externally visible and
5525 * tree-vectorizer.c (vect_loops_num): ... new name.
5526 * tree-vectorizer.h (vect_loops_num): New.
5528 2005-04-11 Devang Patel <dpatel@apple.com>
5530 * tree-vect-analyze.c (vect_analyze_operations): Check
5531 vectorizable codition.
5532 * tree-vect-transform.c (vect_is_simple_cond): New function.
5533 (vectorizable_condition): New function.
5534 (vect_transform_stmt): Handle condition_vec_info_type.
5535 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5536 condition_vec_info_type.
5537 (vectorizable_condition): New.
5539 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5541 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5542 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5543 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5545 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5546 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5548 * dwarf2out.c (output_line_info): Don't try to dereference
5549 a NULL current_function_decl.
5551 * config/t-slibgcc-darwin: Don't put shared libraries in
5552 directories other than $(slibdir).
5553 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5556 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5558 PR tree-optimization/20933
5559 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5560 logic to reject aliases between read-only and writable
5562 (may_alias_p): ... here.
5563 (get_tmt_for): Do not associate read-only tags to pointers
5564 whose pointed-to type is not read-only.
5565 * tree-ssa.c (verify_ssa): Check that memory stores have at
5566 least one V_MAY_DEF or V_MUST_DEF.
5568 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5571 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5572 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5573 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5574 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5576 (fwrite_unlocked): Fix prototype.
5578 * configure, config.in: Regenerate.
5580 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5582 * tree-ssa-loop-im.c: Include real.h.
5583 (determine_invariantness_stmt): If real division divisor is
5584 invariant and flag_unsafe_math_optimizations enabled, generate
5585 invariant reciprocal for hoisting.
5586 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5588 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5590 Fix PR tree-optimization/20926
5592 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5594 2005-04-11 Devang Patel <dpatel@apple.com>
5596 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5599 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5601 * fold-const.c (fold_binary_op_with_conditional_arg):
5602 use fold_buildN instead of "fold (buildN" in some
5604 (fold_unary): Likewise.
5605 (fold_binary): Likewise.
5607 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5609 Fix PR tree-optimization/20612
5610 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5612 (perfect_nestify): preheaderbb is *not* part of loop of the
5615 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5617 * tree-ssa-alias.c (may_alias_p): If the variable
5618 is a global variable and the pointer is parameter
5619 and -fargument-noalias-global is used, then
5620 the pointer cannot alias the variable.
5622 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5624 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5625 * config/sparc/sparc.h: Likewise.
5626 * config/sparc/sparc.md: Likewise.
5628 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5630 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5632 * tree-vrp.c: Fix a comment typo.
5634 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5636 PR tree-optimization/20920
5637 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5638 SSA_NAME flows through an abnormal edge.
5639 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5640 through abnormal edges.
5641 (maybe_add_assert_expr): Likewise.
5643 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5645 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5646 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5647 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5648 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5649 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5650 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5651 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5652 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5653 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5654 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5655 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5656 (TARGET_HANDLE_OPTION): Likewise.
5657 (s390_tune): Initialize to PROCESSOR_max.
5658 (s390_arch_string): Make static.
5659 (s390_tune_string, s390_warn_framesize_string): Delete.
5660 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5661 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5662 (s390_handle_arch_option, s390_handle_option): New functions.
5663 (override_options): Remove parsing of option strings.
5664 * config/s390/s390.opt: New file.
5666 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5668 * tree-complex.c (expand_vector_operations): Call
5669 update_stmt_if_modified.
5671 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5673 * tree-vect-analyze (vect_determine_vectorization_factor):
5674 Do not use GET_MODE_NUNITS.
5675 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5676 (vectorizable_load, vect_transform_loop): Likewise.
5678 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5680 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5681 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5682 * optabs.h (enum optab_index): Add new OTI_lceil.
5683 (lceil_optab): Define corresponding macro.
5684 * optabs.c (init_optabs): Initialize lceil_optab.
5685 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5686 and lceildi2 patterns.
5687 * builtins.c (expand_builtin_int_roundingfn): Handle
5688 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5689 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5690 BUILT_IN_LLCEIL{,F,L}.
5691 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5692 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5693 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5694 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5695 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5696 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5697 into lceil built-in function and (long long int)ceil{,f,l} into
5698 llceil built-in function.
5699 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5702 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5704 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5707 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5709 * config/arm/arm.c: Fix a comment typo.
5710 * doc/tree-ssa.texi: Fix a typo.
5712 2005-04-10 Steven Bosscher <stevenb@suse.de>
5714 * cselib.c (clear_table): Rename to cselib_clear_table.
5715 * cselib.h (cselib_clear_table): Add prototype.
5716 * gcse.c (gcse_main): Make 'f' argument unused.
5717 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5718 of each basic block instead.
5719 (compute_sets, compute_hash_table_work): Likewise.
5720 (constprop_register): Change int 'alter_jumps' argument to bool.
5721 (do_local_cprop): Likewise.
5722 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5723 the insn chain. Explicitly clear the cselib tables after finishing
5724 one basic block. Make sure there are no unterminated libcall blocks.
5725 Update compute_sets call.
5726 (cprop): Walk basic blocks instead of the insn chain.
5727 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5729 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5730 one_cprop_pass calls.
5732 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5734 * combine.c (combine_simplify_rtx): Remove a transformation that
5735 relies on an invalid assumption about rtl sign-extension semantics.
5737 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5739 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5740 to build_int_cst_wide.
5742 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5745 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5746 set the original address pseudo to the correct value before the
5747 original insn, if possible, and leave the insn alone, otherwise
5748 create a new pseudo, set it and replace it in the insn.
5749 * recog.c (validate_change_maybe_volatile): New.
5750 * recog.h (validate_change_maybe_volatile): Declare.
5752 2005-04-09 Caroline Tice <ctice@apple.com>
5754 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5755 Remove targetm.have_named_sections test.
5756 (fix_edges_for_rarely_executed_code): Likewise.
5757 (insert_section_boundary_note): Likewise.
5758 (reorder_basic_blocks): Check partitioning flag before calling
5759 verify_hot_cold_block_grouping.
5760 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5761 the function struct rather than global variables.
5762 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5763 (COLD_END_LABEL): Likewise
5764 (cold_text_section_label): New static global variable.
5765 (cold_end_label): Likewise.
5766 (dwarf2out_switch_text_section): Get hot/cold section labels from
5767 the function struct rather than global variables.
5768 (output_aranges): Use cold_text_section_label and cold_end_label;
5769 check partitioning flag before putting out delta.
5770 (output_ranges): Remove incorrect code attempting to use
5772 (output_line_info): Get cold section label from function struct.
5773 (add_location_or_const_value_attribute): Likewise.
5774 (get_subprogram_die): Get hot/cold section labels from function struct.
5775 (dwarf2out_var_location): Likewise.
5776 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5777 write out cold_text_section_label if partition flag is set.
5778 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5779 * function.h (struct function): Add new fields to point to hot/cold
5780 section labels: hot_section_label, cold_section_label,
5781 hot_section_end_label and cold_section_end_label; also add new field
5782 for cold text section name, unlikely_text_section_name.
5783 * opts.c (decode_options): Turn off partitioning flag if
5784 !targetm.have_named_sections.
5785 * output.h (hot_section_label): Remove.
5786 (hot_section_end_label): Remove.
5787 (cold_section_end_label): Remove.
5788 (unlikely_section_label): Remove.
5789 (unlikely_text_section_name): Remove.
5790 * passes.c (rest_of_handle_final): Remove code that frees
5791 unlikely_text_section_name.
5792 * varasm.c (unlikely_section_label): Remove.
5793 (hot_section_label): Remove.
5794 (hot_section_end_label): Remove.
5795 (cold_section_end_label): Remove.
5796 (unlikely_text_section_name): Remove.
5797 (initialize_cold_section_name): Modify to call
5798 targetm.strip_name_encoding; to store cold section name in current
5799 function struct, if it exists; and to only use the decl_section_name
5800 if flag_named_sections is true.
5801 (unlikely_text_section): Modify to get section name out of current
5802 function struct, if there is one; otherwise build it from
5803 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5804 (in_unlikely_text_section): Likewise.
5805 (named_section): Modify to get/put cold section name in current function
5806 struct, if there is one.
5807 (function_section): Change 'bool unlikely' to 'int reloc'; check
5808 targetm.have_named_sections before calling named_section.
5809 (current_function_section): Likewise.
5810 (assemble_start_function): Modify to get/put unlikely_text_section_name
5811 in current function struct; modify to get hot/cold section labels
5812 from function struct; initialize labels using
5813 ASM_GENERATE_INTERNAL_LABEL;
5814 test partitioning flag before writing out hot section label.
5815 (assemble_end_function): Test partitioning flag before writing out
5816 hot/cold section labels.
5817 (default_section_type_flags_1): Modify to use array instead of
5818 char* for unlikely_text_section_name; set flags correctly for
5819 cold text section if there is not a current function decl.
5821 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5823 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5824 and TI_VA_LIST_FPR_COUNTER_FIELD.
5825 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5826 * tree-pass.h (pass_stdarg): Add.
5827 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5828 * tree-stdarg.c: New file.
5829 * tree-stdarg.h: New file.
5830 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5831 (tree-stdarg.o): Add dependencies.
5832 * function.h (struct function): Add va_list_gpr_size and
5833 va_list_fpr_size fields.
5834 * function.c (allocate_struct_function): Initialize them.
5835 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5836 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5837 (TARGET_INITIALIZER): Add it.
5839 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5840 va_list_{g,f}pr_counter_field.
5841 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5842 area will not be used. Only save registers that tree-stdarg.c
5843 detected they need saving.
5844 (ix86_va_start): Don't set up fields that won't be used.
5846 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5847 va_list_{g,f}pr_counter_field.
5848 (setup_incoming_varargs): Don't do anything if reg_save
5849 area will not be used. Only save registers that tree-stdarg.c
5850 detected they need saving.
5851 (rs6000_va_start): Don't set up fields that won't be used.
5853 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5854 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5855 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5856 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5858 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5861 * config/i386/i386.c (construct_container): Pass empty aligned
5862 struct, union or class in memory.
5864 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5866 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5867 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5868 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5869 config/rs6000/predicates.md: Fix comment typos.
5871 * sched-int.h (haifa_insn_data): Remove blockage and units.
5872 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5873 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5874 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5876 2005-04-09 Jan Hubicka <jh@suse.cz>
5877 Steven Bosscher <stevenb@suse.de>
5879 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5880 * cfgloop.c (get_loop_exit_edges): Likewise.
5881 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5883 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5884 * tree-cfg.c (dump_cfg_status): Likewise.
5886 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5888 * config/rs6000/predicates.md (altivec_register_operand): Remove
5889 redundant match_code test.
5890 (gpc_reg_operand): Same.
5891 (cc_reg_operand): Same.
5892 (cc_reg_not_cr0_operand): Same.
5894 2005-04-09 Jan Hubicka <jh@suse.cz>
5896 Forgotten hunk from my last merge patch:
5897 * final.c (output_addr_const): Do not call mark_referenced.
5899 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5901 * doc/tree-ssa.texi: Add immediate use documentation.
5903 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5905 * arm.c (FL_WBUF): Define.
5906 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5907 (arm_is_6_or_7): Delete.
5908 (arm_tune_wbuf): New.
5909 (arm_override_options): Set arm_tune_wbuf.
5910 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5911 (arm_is_6_or_7): Delete declaration.
5912 (arm_tune_wbuf): New declartion.
5913 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5914 (model_wbuf): Derive from arm_tune_wbuf.
5915 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5916 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5917 (arm740t): Mark CPUs as having a write buffer.
5919 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5921 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5922 of 'const_double_operand' in operand 2 constraints. Update enable
5925 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5927 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5928 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5929 * optabs.h (enum optab_index): Add new OTI_lfloor.
5930 (lfloor_optab): Define corresponding macro.
5931 * optabs.c (init_optabs): Initialize lfloor_optab.
5932 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5933 and lfloordi2 patterns.
5934 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5935 (expand_builtin_int_roundingfn): New function.
5936 (fold_builtin_int_roundingfn): New prototype.
5937 (fold_builtin_int_roundingfn): New function, renamed from
5938 fold_builtin_lround.
5939 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5940 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5941 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5942 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5943 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5944 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5945 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5946 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5947 into lfloor built-in function and (long long int)floor{,f,l} into
5948 llfloor built-in function.
5949 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5952 2005-04-08 Ian Lance Taylor <ian@airs.com>
5954 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5955 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5956 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5957 (DO_COND, DO_BODY): Likewise.
5958 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5959 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5960 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5961 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5962 (build_continue_stmt, build_break_stmt): Don't declare.
5963 (c_do_switch_warnings): Update declaration.
5964 * c-gimplify.c (enum bc_t): Remove.
5965 (struct c_gimplify_ctx, ctxp): Remove.
5966 (push_context, pop_context): Remove static functions.
5967 (c_genericize): Don't call push_context or pop_context.
5968 (begin_bc_block, finish_bc_block): Remove static functions.
5969 (build_bc_goto): Likewise.
5970 (gimplify_c_loop): Likewise.
5971 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5972 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5973 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5974 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5975 * c-common.c (c_do_switch_warnings): Rename from
5976 c_do_switch_warnings_1.
5977 (c_do_switch_warnings) [old version]: Remove.
5978 (c_do_switch_expr_warnings): Remove.
5979 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5980 function instead of c_do_switch_expr_warnings.
5981 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5982 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5983 * c-pretty-print.c (pp_c_statement): Likewise.
5984 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5986 2005-04-08 Devang Patel <dpatel@apple.com>
5988 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5989 While selecting replacement condition pay attention to loop header.
5991 2005-04-08 Diego Novillo <dnovillo@redhat.com>
5993 Merge from tree-cleanup-branch: VRP, store CCP, store
5994 copy-prop, incremental SSA updating of FUD chains and
5995 newly exposed symbols.
5997 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5998 (OBJS-common): Add tree-vrp.o.
5999 (tree-vrp.o): New rule.
6000 * basic-block.h (nearest_common_dominator_for_set): Declare.
6001 * common.opt (ftree-store-ccp): New flag.
6002 (ftree-copy-prop): New flag.
6003 (ftree-vrp): New flag.
6004 (ftree-store-copy-prop): New flag.
6005 * dominance.c (nearest_common_dominator_for_set): New.
6006 * domwalk.c (walk_dominator_tree): Only traverse
6007 statements in blocks marked in walk_data->interesting_blocks.
6008 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
6009 * fold-const.c (fold): Handle ASSERT_EXPR.
6010 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
6011 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
6012 flag_tree_vrp at -O2.
6013 * timevar.def (TV_TREE_VRP): Define.
6014 (TV_TREE_COPY_PROP): Define.
6015 (TV_TREE_STORE_COPY_PROP): Define.
6016 (TV_TREE_SSA_INCREMENTAL): Define.
6017 (TV_TREE_STORE_CCP): Define.
6018 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
6019 to kill_redundant_phi_nodes from comment.
6020 (verify_expr): Handle ASSERT_EXPR.
6021 * tree-dfa.c (mark_new_vars_to_rename): Remove second
6022 argument. Update all users.
6023 (mark_call_clobbered_vars_to_rename): Remove. Update all
6025 * tree-flow-inline.h (unmodifiable_var_p): New.
6026 * tree-flow.h (enum value_range_type): Declare.
6027 (struct value_range_def): Declare.
6028 (value_range): Declare.
6029 (remove_all_phi_nodes_for): Remove. Update all users.
6030 (find_phi_node_for): Declare.
6031 (add_type_alias): Declare.
6032 (count_uses_and_derefs): Declare.
6033 (kill_redundant_phi_nodes): Remove.
6034 (rewrite_into_ssa): Remove.
6035 (rewrite_def_def_chains): Remove.
6036 (update_ssa, register_new_name_mapping, create_new_def_for,
6037 need_ssa_update_p, name_registered_for_update_p,
6038 release_ssa_name_after_update_ssa, dump_repl_tbl,
6039 debug_repl_tbl, dump_names_replaced_by,
6040 debug_names_replaced_by, mark_sym_for_renaming,
6041 mark_set_for_renaming, get_current_def, set_current_def,
6042 get_value_range, dump_value_range, debug_value_range,
6043 dump_all_value_ranges, debug_all_value_ranges,
6044 expr_computes_nonzero, loop_depth_of_name,
6045 unmodifiable_var_p): Declare.
6046 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
6048 * tree-into-ssa.c (block_defs_stack): Update comment.
6049 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
6050 syms_to_rename, names_to_release, repl_tbl,
6051 need_to_initialize_update_ssa_p, need_to_update_vops_p,
6052 need_to_replace_names_p): New locals.
6053 (NAME_SETS_GROWTH_FACTOR): Define.
6054 (struct repl_map_d): Declare.
6055 (struct mark_def_sites_global_data): Add field
6057 (enum rewrite_mode): Declare.
6058 (REGISTER_DEFS_IN_THIS_STMT): Define.
6059 (compute_global_livein): Use last_basic_block instead of
6061 (set_def_block): Remove last argument. Update all callers.
6062 (prepare_use_operand_for_rename): Remove. Update all callers.
6063 (prepare_def_operand_for_rename): Remove. Update all callers.
6064 (symbol_marked_for_renaming): New.
6067 (repl_map_hash): New.
6069 (repl_map_free): New.
6070 (names_replaced_by): New.
6071 (add_to_repl_tbl): New.
6072 (add_new_name_mapping): New.
6073 (mark_def_sites): Assume that all the operands in the
6074 statement are in normal form.
6075 (find_idf): Assert that the block in the stack is valid.
6076 (get_default_def_for): New.
6077 (insert_phi_nodes_for): Add new argument 'update_p'.
6079 If update_p is true, add a new mapping between the LHS of
6080 each new PHI and the name that it replaces.
6081 (insert_phi_nodes_1): Only call find_idf if needed.
6082 (get_reaching_def): Call get_default_def_for.
6083 (rewrite_operand): Remove.
6084 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
6085 and REWRITE_THIS_STMT are false.
6086 Assume that all the operands in the statement are in
6088 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
6089 (rewrite_virtual_phi_arguments): Remove.
6090 (invalidate_name_tags): Remove.
6091 (register_new_update_single, register_new_update_set,
6092 rewrite_update_init_block, replace_use,
6093 rewrite_update_fini_block, rewrite_update_stmt,
6094 rewrite_update_phi_arguments): New.
6095 rewrite_blocks): Remove argument 'fix_virtual_phis'.
6096 Add arguments 'entry', 'what' and 'blocks'.
6097 Initialize the dominator walker according to 'what' and
6099 Start the dominator walk at 'entry'.
6100 (mark_def_site_blocks): Add argument 'interesting_blocks'.
6101 Use it to configure the dominator walker.
6102 (rewrite_into_ssa): Remove argument 'all'.
6104 (rewrite_all_into_ssa): Remove.
6105 (rewrite_def_def_chains): Remove.
6106 (mark_def_interesting, mark_use_interesting,
6107 prepare_phi_args_for_update, prepare_block_for_update,
6108 prepare_def_site_for, prepare_def_sites,
6109 dump_names_replaced_by, debug_names_replaced_by,
6110 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
6111 delete_update_ssa, create_new_def_for,
6112 register_new_name_mapping, mark_sym_for_renaming,
6113 mark_set_for_renaming, need_ssa_update_p,
6114 name_registered_for_update_p, ssa_names_to_replace,
6115 release_ssa_name_after_update_ssa,
6116 insert_updated_phi_nodes_for, update_ssa): New.
6117 * tree-loop-linear.c (linear_transform_loops): Call
6118 update_ssa instead of rewrite_into_ssa.
6119 * tree-optimize.c (vars_to_rename): Remove.
6121 (init_tree_optimization_passes): Replace
6122 pass_redundant_phi with pass_copy_prop.
6124 Replace pass_ccp with pass_store_ccp.
6125 Add pass_store_copy_prop after pass_store_ccp.
6126 (execute_todo): If the TODO_ flags don't include updating
6127 the SSA form, assert that it does not need to be updated.
6128 Call update_ssa instead of rewrite_into_ssa and
6129 rewrite_def_def_chains.
6130 If TODO_verify_loops is set, call verify_loop_closed_ssa.
6131 (tree_rest_of_compilation):
6132 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
6133 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
6134 TODO_cleanup_cfg): Renumber.
6135 (TODO_verify_loops, TODO_update_ssa,
6136 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6137 TODO_update_ssa_only_virtuals): Define.
6138 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
6140 * tree-phinodes.c (make_phi_node): Update documentation.
6141 (remove_all_phi_nodes_for): Remove.
6142 (find_phi_node_for): New.
6143 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
6144 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
6145 (interpret_rhs_modify_expr): Likewise.
6146 * tree-sra.c (decide_instantiations): Mark all symbols in
6147 SRA_CANDIDATES for renaming.
6148 (mark_all_v_defs_1): Rename from mark_all_v_defs.
6149 (mark_all_v_defs): New function. Update all users to call it
6150 with the whole list of scalarized statements, not just the
6152 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
6153 (compute_flow_insensitive_aliasing): If the tag is
6154 unmodifiable and the variable isn't or vice-versa, don't
6155 make them alias of each other.
6156 (setup_pointers_and_addressables): If the type tag for
6157 VAR is about to change, mark the old one for renaming.
6158 (add_type_alias): New.
6159 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
6160 (ccp_lattice_t): Rename from latticevalue.
6161 (value): Remove. Update all users.
6162 (const_val): New local variable.
6163 (do_store_ccp): New local variable.
6164 (dump_lattice_value): Handle UNINITIALIZED.
6165 (debug_lattice_value): New.
6166 (get_default_value): Re-write.
6167 (set_lattice_value): Re-write.
6168 (def_to_varying): Remove. Update all users.
6169 (likely_value): Return VARYING for statements that make
6170 stores when STORE_CCP is false.
6171 Return VARYING for any statement other than MODIFY_EXPR,
6172 COND_EXPR and SWITCH_EXPR.
6173 (ccp_initialize): Re-write.
6174 (replace_uses_in, replace_vuse_in, substitute_and_fold):
6175 Move to tree-ssa-propagate.c.
6176 (ccp_lattice_meet): Handle memory stores when
6177 DO_STORE_CCP is true.
6178 (ccp_visit_phi_node): Likewise.
6179 (ccp_fold): Likewise.
6180 (evaluate_stmt): Likewise.
6181 (visit_assignment): Likewise.
6182 (ccp_visit_stmt): Likewise.
6183 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
6187 (do_ssa_store_ccp): New.
6188 (gate_store_ccp): New.
6189 (pass_store_ccp): Declare.
6190 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
6191 (may_propagate_copy): Reformat.
6192 Don't abort if ORIG is a virtual and DEST isn't.
6193 If NEW does not have alias information but DEST does,
6195 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
6196 copy_prop_kind, which_copy_prop): Declare.
6197 (stmt_may_generate_copy, get_copy_of_val,
6198 get_last_copy_of, set_copy_of_val, dump_copy_of,
6199 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
6200 copy_prop_visit_stmt, copy_prop_visit_phi_node,
6201 init_copy_prop, fini_copy_prop, execute_copy_prop,
6202 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
6203 store_copy_prop): New.
6204 (pass_copy_prop, pass_store_copy_prop): Declare.
6205 * tree-ssa-dom.c (struct opt_stats_d): Add fields
6206 'num_const_prop' and 'num_copy_prop'.
6207 (cprop_operand): Update them.
6208 (dump_dominator_optimization_stats): Dump them.
6209 (tree_ssa_dominator_optimize): Call update_ssa instead of
6211 (loop_depth_of_name): Declare extern.
6212 (simplify_cond_and_lookup_avail_expr): Guard against NULL
6213 values for LOW or HIGH.
6214 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
6215 (record_equivalences_from_stmt): Call expr_computes_nonzero.
6216 (cprop_operand): Only propagate if VAL != OP.
6217 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
6218 statement for renaming.
6219 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
6220 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
6221 add_type_alias if necessary.
6222 Call mark_new_vars_to_rename.
6223 (tree_ssa_iv_optimize): If new symbols need to be renamed,
6224 mark every statement updated, call update_ssa and
6225 rewrite_into_loop_closed_ssa.
6226 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
6227 from LIVEIN if VAR is a virtual.
6228 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
6229 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
6230 (get_call_expr_operands): Reformat statement.
6231 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
6233 * tree-ssa-propagate.c (ssa_prop_init): Initialize
6234 SSA_NAME_VALUE for every name.
6235 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6236 get_value_loaded_by): New.
6237 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
6238 substitute_and_fold): Move from tree-ssa-ccp.c.
6239 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
6240 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6241 get_value_loaded_by, replace_uses_in, substitute_and_fold):
6243 * tree-ssa.c (verify_use): Fix error message.
6244 (propagate_into_addr, replace_immediate_uses, get_eq_name,
6245 check_phi_redundancy, kill_redundant_phi_nodes,
6246 pass_redundant_phi): Remove. Update all users.
6247 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6248 add_type_alias, if necessary.
6249 * tree-vectorizer.h (struct _stmt_vect_info): Update
6250 documentation for field 'memtag'.
6251 * tree-vrp.c: New file.
6252 * tree.def (ASSERT_EXPR): Define.
6253 * tree.h (ASSERT_EXPR_VAR): Define.
6254 (ASSERT_EXPR_COND): Define.
6255 (SSA_NAME_VALUE_RANGE): Define.
6256 (struct tree_ssa_name): Add field 'value_range'.
6257 (PHI_REWRITTEN): Remove.
6258 (struct tree_phi_node): Remove field 'rewritten'.
6259 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
6260 -ftree-store-copy-prop): Document.
6261 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
6262 Document usage of update_ssa.
6264 2005-04-08 David Edelsohn <edelsohn@gnu.org>
6267 * config/rs6000/predicates.md (altivec_register_operand): Accept
6269 (and64_operand): Do not limit CONST_INT to mask64_operand.
6270 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
6271 (and_operand): Do not limit CONST_INT to mask_operand.
6273 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
6275 PR rtl-optimization/20466
6276 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
6277 for overlap of the address of each list member.
6278 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
6280 2005-04-08 Mike Stump <mrs@apple.com>
6282 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
6284 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
6287 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6289 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
6291 * function.c (push_function_context_to): Don't set
6293 * function.h (function): Remove contains_functions.
6294 (current_function_contains_functions): Remove.
6296 * function.h (function): Remove instrument_entry_exit.
6297 (current_function_instrument_entry_exit): Remove.
6299 * function.h (nonlocal_labels): Remove.
6301 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
6303 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
6304 (check_attr_value, write_attr_get, write_expr_attr_cache,
6305 find_attr, make_internal_attr): Don't reference negative_ok or
6307 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
6308 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
6309 (ATTR_STATIC): Adjust the value.
6311 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
6313 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
6315 * config/s390/tpf.h (ASM_SPEC): Define.
6317 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6319 * tree-flow.h: Remove the prototype for
6320 redirect_immediate_uses.
6321 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
6323 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
6325 * arm.c (arm_const_double_by_parts): New function.
6326 * arm-protos.h (arm_const_double_by_parts): Add prototype.
6327 * arm.md (define_split for 64-bit constants): Add another one.
6329 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
6331 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
6333 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6335 * system.h: Revert last change.
6337 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
6339 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
6340 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
6341 (TARGET_SWITCHES): Delete.
6342 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6343 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
6344 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
6345 * config/xtensa/xtensa.opt: New file.
6347 2005-04-08 Ben Elliston <bje@au.ibm.com>
6349 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6350 * config/fp-bit.h: Tidy comments.
6352 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6354 * system.h: Poison PARAMS.
6356 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6358 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6359 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6360 (TARGET_SWITCHES): Delete.
6361 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6362 * config/vax/vax.opt: New file.
6364 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6366 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6368 2005-04-07 Ian Lance Taylor <ian@airs.com>
6370 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6372 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6373 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6376 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6378 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6379 all immediate uses in PHI nodes.
6381 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6383 * arm.c (arm_const_double_inline_cost): Handle any constant by
6384 using gen_lowpart and gen_highpart_mode.
6385 (note_invalid_constants): All constants in an RTX with a constraint
6386 that permits memory are now pushed to the constant pool.
6387 (output_move_double): Delete code to handle reg to reg and
6388 constant to reg moves.
6389 (const_double_needs_minipool, output_mov_immediate): Delete.
6390 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6391 CONST_INT and CONST_VECTOR.
6392 * arm.md (ANY64): New mode macro.
6393 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6394 (movdf_soft_insn): Split reg-reg and const-reg moves.
6395 (split patterns for 64-bit constant and register moves): New.
6396 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6397 (cirrus_movdf_hard_insn): Likewise.
6398 * fpa.md (movdf_fpa): Likewise.
6399 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6400 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6402 (movv2si_internal_2): Likewise.
6403 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6404 (movdf_vfp): Likewise.
6405 * arm-protos.h (output_mov_immediate): Delete prototype.
6407 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6410 * simplify-rtx.c (simplify_unary_operation_1): Check
6411 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6413 2005-04-06 James E Wilson <wilson@specifixinc.com>
6416 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6419 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6421 * coverage.h (GCOV_TYPE_NODE): Delete.
6422 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6423 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6424 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6425 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6426 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6428 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6431 * Makefile.in (gcc.pot): Remove options.c dependency.
6432 * optc-gen.awk: Don't quote help strings with N_().
6434 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6436 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6437 the function returns a pointer type.
6439 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6441 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6442 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6443 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6444 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6445 explicit_uses members.
6446 (get_or_create_used_part_for): Initialize new fields.
6447 (fieldoff_compare): New function.
6448 (create_overlap_variables_for): Count number of fields, use
6449 heuristic to determine whether to create subvars for vars with
6451 Sort the field list by offset and avoid creating duplicate SFT's.
6453 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6455 * c.opt (-F): Remove trailing whitespace from help string.
6456 (-finput-charset): Use a tab to separate the switch name and help
6458 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6459 (-ftree-vectorizer-verbose): Likewise.
6461 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6463 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6464 a PHI argument where a use occurs instead of all PHI arguments.
6466 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6468 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6471 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6473 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6474 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6475 config/bfin/bfin.h: Fix comment typos.
6477 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6479 * doc/install.texi: Update the URL for Jacks.
6480 * doc/sourcebuild.texi: Likewise.
6482 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6485 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6486 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6488 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6490 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6492 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6494 * config/v850/v850-protos.h (override_options): Delete.
6495 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6496 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6497 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6498 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6499 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6500 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6501 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6502 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6503 (OVERRIDE_OPTIONS): Delete.
6504 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6505 (small_memory_info): Remove the value field.
6506 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6508 * config/v850/v850.c (small_memory): Remove the value field.
6509 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6510 (override_options): Delete.
6511 (v850_handle_memory_option, v850_handle_option): New functions.
6512 * config/v850/v850.opt: New file.
6514 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6516 * config.host: Add a section for generic hosts, and a subsection
6517 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6518 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6519 * config/host-darwin.h: New.
6520 * config/x-darwin: New.
6521 * config/i386/host-i386-darwin.c: New.
6522 * config/i386/x-darwin: New.
6523 * config/rs6000/host-darwin.c: Include host-darwin.h.
6524 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6525 (darwin_rs6000_gt_pch_use_address): Likewise.
6526 * config/rs6000/x-darwin: Change name of .o built, update
6527 dependencies for changes to rs6000/host-darwin.c.
6529 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6532 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6534 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6536 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6537 split_loop_exit_edge instead of loop_split_edge_with.
6539 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6541 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6542 UNSPEC_SET_VSCR): New constants, used throughout.
6544 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6546 (altivec_vspltis<VI_char>): ... this pattern, using
6547 a QImode const_int_operand for the immediate.
6548 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6551 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6554 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6556 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6558 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6560 2005-04-06 Ben Elliston <bje@au.ibm.com>
6562 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6563 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6564 macros as living in "this file" and not gcc.h.
6566 2005-04-06 Ben Elliston <bje@au.ibm.com>
6568 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6569 -ftree-live_range_split. Perhaps renamed at some point?
6571 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6574 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6575 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6577 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6579 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6580 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6581 (number_of_iterations_special): New function.
6582 (number_of_iterations_exit): Use number_of_iterations_special.
6583 Use simplify_using_outer_evolutions only at -O3.
6584 (number_of_iterations_cond, tree_simplify_using_condition,
6585 simplify_using_initial_conditions, loop_niter_by_eval,
6586 compare_trees, can_count_iv_in_wider_type_bound,
6587 simplify_using_outer_evolutions): Use fold_build.
6589 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6591 * doc/install.texi (Configuration): Document --with-java-home.
6593 2005-04-05 Richard Henderson <rth@redhat.com>
6597 * config/i386/i386.c (print_operand): Handle vector zeros.
6598 (ix86_split_to_parts): Handle CONST_VECTOR.
6599 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6600 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6601 what modes to tie for MMX and SSE registers.
6602 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6603 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6604 to vector modes as well.
6605 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6606 properly as an input mode.
6608 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6610 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6612 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6614 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6616 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6618 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6619 and local functions, set sse_nregs to 8 and float_in_sse.
6620 (function_arg_advance, function_arg): If float_in_sse, pass
6621 SFmode and DFmode arguments in SSE registers.
6622 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6624 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6625 of -funit-at-a-time.
6627 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6629 * config/i386/i386-protos.h (ix86_function_value): Accept two
6630 arguments, like the target macro.
6631 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6632 * config/i386/i386.c (ix86_function_value): Accept the second
6633 argument of the target macro.
6634 (ix86_function_ok_for_sibcall): Pass a function pointer to
6635 ix86_function_value.
6636 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6637 call to ix86_value_regno).
6638 (ix86_value_regno): Add support for returning floating point values
6641 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6643 PR tree-optimization/20076
6644 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6645 that call __builtin_return or __builtin_apply_args.
6647 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6649 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6650 Use immediate use iterator.
6651 (stmt_is_bumper_for_loop): Use immediate use iterator.
6652 * predict.c (strip_builtin_expect): Use update_stmt.
6653 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6654 on all elements of a STATEMENT_LIST.
6655 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6656 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6657 (bsi_replace): Mark stmt as modified and the update it.
6658 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6659 (expand_complex_libcal): Call update_stmt.
6660 (expand_complex_comparison): Call mark_stmt_modified.
6661 (expand_complex_operations_1): Call update_stmt_if_modified.
6662 (expand_vector_operations_1): Call mark_stmt_modified.
6663 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6664 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6665 add_immediate_use, redirect_immediate_use,
6666 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6667 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6668 (mark_new_vars_to_rename): Call update_stmt.
6669 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6670 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6672 (unmodify_stmt): Delete.
6673 (update_stmt): New. Force an update of a stmt.
6674 (update_stmt_if_modified): update a stmt if it is out of date.
6675 (get_stmt_operands): Verify stmt is NOT modified.
6676 (stmt_modified_p): Update comment.
6677 (delink_imm_use): Remove a use node from its immuse list.
6678 (link_imm_use_to_list): Link a use node to a specific list.
6679 (link_imm_use): Link a node to the correct list.
6680 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6681 it in the correct list, if appropriate.
6682 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6683 (relink_imm_use): Link a use node in place of another node in a list.
6684 (relink_imm_use_stmt): LInk a node in place of another node, and set
6686 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6687 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6688 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6689 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6690 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6691 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6692 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6693 (has_zero_uses): New. Return true if there are no uses of a var.
6694 (has_single_use): New. Return true if there is only a single use of a
6696 (single_imm_use): New. Return the simgle immediate use.
6697 (num_imm_uses): New. Return the number of immediate uses.
6698 (get_v_must_def_ops): Use is now a pointer.
6699 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6700 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6702 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6703 (delink_stmt_imm_use): Delink all immuses from a stmt.
6704 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6705 * tree-flow.h (struct dataflow_d): Delete.
6706 (immediate_use_iterator_d): New. Immediate use iterator struct.
6707 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6708 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6709 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6711 (struct stmt_ann_d): Remove dataflow_t from struct.
6712 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6713 (if_convertible_phi_p): Use FAST immuse iterator.
6714 (if_convertible_loop_p): Don't call compute_immediate_uses.
6715 (replace_phi_with_cond_modify_expr): Call update_stmt.
6716 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6717 update_stmt_if_modified.
6718 (rewrite_all_into_ssa): Initialize ssa operands.
6719 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6720 compute_immediate_uses.
6721 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6722 ssa_property is available.
6723 (execute_one_pass): Change parameters passed to execute_todo.
6724 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6725 (remove_ssa_form): Call fini_ssa_operands.
6726 (insert_backedge_copies): Delete call to modify_stmt.
6727 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6728 (release_phi_node): Delink any use nodes before releasing.
6729 (resize_phi_node): Relink any use nodes.
6730 (remove_phi_arg_num): Delink the use node.
6731 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6732 (remove_all_phi_nodes_for): Release phi node first.
6733 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6734 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6735 (scalarize_use, scalarize_copy): Call update_stmt.
6736 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6737 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6738 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6739 (ccp_initialize): Remove call to compute_immediate_uses.
6740 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6741 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6743 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6744 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6745 (eliminate_redundant_computations): Call mark_stmt_modified.
6746 (cprop_operand): Call mark_stmt_modified.
6747 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6748 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6749 (dse_optimize_stmt): Use new immuse interface.
6750 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6751 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6752 (substitute_single_use_vars): Use new immuse interface.
6753 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6754 and compute_immediate_uses.
6755 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6757 (rewrite_mem_refs): Call update_stmt.
6758 (determine_lsm): Remove call to compute_imm_uses and free_df.
6759 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6760 (try_unroll_loop_completely): Call update_stmt.
6761 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6762 (rewrite_use_compare): Call update_stmt.
6763 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6764 (rewrite_use) : Call update_stmt.
6765 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6766 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6768 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6769 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6770 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6772 (initialize_vuse_operand): New. Initialize a vuse operand.
6773 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6774 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6775 (finalize_ssa_defs): Use stmt parameter.
6776 (correct_use_link): Ensure a use node is in the correct list, and has
6777 the correct stmt pointer.
6778 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6779 finalize_ssa_v_must_defs): Also initialize use nodes.
6780 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6781 (build_ssa_operands): Seperate parsing from final operand construction.
6782 (parse_ssa_operands): New. Parse entry point for operand building.
6783 (swap_tree_operands): New. Swap 2 tree operands.
6784 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6786 (get_expr_operands): Call swap_tree_operands when needed.
6787 (copy_virtual_operands): Use initialize routines for virtual use ops.
6788 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6789 (verify_abort): New. Issue imm_use error.
6790 (verify_imm_links): New Verify imm_use links for a var.
6791 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6792 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6793 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6794 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6795 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6796 (NULL_USE_OPERAND_P) Define.
6797 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6799 (struct vuse_operand_type): New struct.
6800 (SET_USE): Call set_ssa_use_from_ptr.
6802 (PHI_ARG_INDEX_FROM_USE): Define.
6803 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6804 argument via SET_USE, not PHI_ARG_DEF_TREE.
6805 * tree-ssa-pre.c (eliminate): Call update_stmt.
6806 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6808 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6809 (nearest_common_dominator_of_uses): Use imm_use iterator.
6810 (statement_sink_location): Use imm_use iterator and interface.
6811 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6812 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6813 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6814 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6815 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6816 if new parameter is true.
6817 (init_tree_ssa): Don't initialize operand cache here.
6818 (delete_tree_ssa): Don't destroy operand cache here.
6819 (propagate_into_addr): Pass in a use pointer, return true if anything
6821 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6822 (check_phi_redundancy): Use imm_use iterator.
6823 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6825 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6826 (release_ssa_name): Delink node and all elements in its imm_use list.
6827 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6828 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6829 * tree-vectorizer.c (need_imm_uses_for): Delete.
6830 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6831 * tree.h (struct ssa_imm_use_d): Define.
6832 (SSA_NAME_IMM_USE_NODE): Define.
6833 (struct tree_ssa_name): Add imm_use node.
6835 (PHI_ARG_IMM_USE_NODE): Define.
6836 (struct phi_arg_d): Add imm_use node.
6837 (struct tree_phi_node): Remove struct dataflow_d element.
6838 (TDF_STMTADDR): Define.
6840 2005-04-05 Dale Johannesen <dalej@apple.com>
6842 * doc/invoke.texi (Optimization Options): Remove
6843 duplicate -fcse-follow-jumps. Add -fweb.
6844 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6845 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6847 2005-04-05 Per Bothner <per@bothner.com>
6849 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6850 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6851 (warn_uninit): Get EXPR_LOCUS from context now instead.
6852 This fixes a USE_MAPPED_LOCATION testsuite failure.
6854 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6856 2005-04-05 Per Bothner <per@bothner.com>
6858 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6859 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6860 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6863 2004-04-05 Devang Patel <dpatel@apple.com>
6865 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6866 (lhsr<mode>3): ... new name.
6867 (altivec_vsra<VI_char>): Rename to ..
6868 (ashr<mode>3): ... new name.
6869 * config/rs6000/rs6000.c (builtin_description): Rename shift
6872 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6874 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6875 gen_lowpart_for_combine.
6876 * cse.c (gen_lowpart_if_possible): Move...
6877 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6879 (gen_lowpart_no_emit_general): Use it.
6881 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6883 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6886 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6888 * system.h: Fix typo.
6890 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6892 * config/bfin/bfin-modes.def: New file.
6893 * config/bfin/bfin-protos.h: New file.
6894 * config/bfin/bfin.c: New file.
6895 * config/bfin/bfin.h: New file.
6896 * config/bfin/bfin.md: New file.
6897 * config/bfin/bfin.opt: New file.
6898 * config/bfin/crti.s: New file.
6899 * config/bfin/crtn.s: New file.
6900 * config/bfin/elf.h: New file.
6901 * config/bfin/lib1funcs.asm: New file.
6902 * config/bfin/predicates.md: New file.
6903 * config/bfin/t-bfin: New file.
6904 * config/bfin/t-bfin-elf: New file.
6905 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6906 Document new attributes.
6907 (interrupt, interrupt_handler, saveall): Update documentation for
6909 * doc/install.texi (Specific): Add entry for the Blackfin.
6910 * doc/invoke.texi (Blackfin Options): New section.
6911 * doc/md.texi (Blackfin family): New section to document constraints.
6912 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6914 2005-04-05 Olivier Hainque <hainque@adacore.com>
6916 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6917 match what the system unwinder expects.
6918 * config/mips/mips.c (mips_frame_set): If we're saving the return
6919 address register and the dwarf return address column number differs
6920 from the hard register number, adjust the note reg to refer to the
6923 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6925 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6926 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6927 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6928 (processor_type): New enum.
6929 (mn10300_processor): New variable.
6930 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6931 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6932 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6933 (PROCESSOR_DEFAULT): New macro.
6934 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6935 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6936 (mn10300_handle_option, mn10300_override_options): New functions.
6937 * config/mn10300/mn10300.opt: New file.
6939 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6940 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6942 PR tree-optimization/19903
6943 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6944 that don't fit in their type after conversion.
6946 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6949 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6950 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6951 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6952 flag here. Implement using define_insn_and_split.
6953 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6954 (frndintxf2_mask_pm_i387): New insn patterns.
6955 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6956 Do not set ix86_optimize_mode_switching flag.
6957 (ceilsf2, ceildf2, ceilxf2): Same.
6958 (btruncsf2, btruncdf2, btruncxf2): Same.
6959 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6961 2005-04-05 Ian Lance Taylor <ian@airs.com>
6964 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6965 i386_pe_record_external_function.
6966 (i386_pe_record_external_function): Update declaration.
6967 * config/i386/winnt.c (struct extern_list): Add decl field.
6968 (i386_pe_record_external_function): Add decl parameter.
6969 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6971 * config/i386/i386-protos.h (i386_pe_record_external_function):
6974 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
6976 * config/m68k/m68k-protos.h: Add a prototype for
6977 valid_dbcc_comparison_p_2.
6978 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6979 extend_operator, const_uint32_operand, const_sint32_operand,
6980 general_src_operand, nonimmediate_src_operand,
6981 memory_src_operand, post_inc_operand, pre_dec_operand,
6982 pcrel_address): Move to predicates to predicates.md.
6983 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6984 * config/m68k/m68k.md: Include predicates.md.
6985 * config/m68k/predicates.md: New.
6987 2005-04-04 Roger Sayle <roger@eyesopen.com>
6989 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6991 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6993 2005-04-04 Ian Lance Taylor <ian@airs.com>
6995 * c-typeck.c (struct c_switch): Rename switch_stmt field to
6997 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6998 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6999 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
7000 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
7001 * c-common.c (c_do_switch_warnings_1): New static function broken
7002 out of c_do_switch_warnings.
7003 (c_do_switch_warnings): Call c_do_switch_warnings_1.
7004 (c_do_switch_expr_warnings): New function.
7005 * c-common.h (c_do_switch_expr_warnings): Declare.
7007 2005-04-04 David Edelsohn <edelsohn@gnu.org>
7008 Daniel Jacobowitz <dan@codesourcery.com>
7010 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
7012 * rtlanal.c (may_trap_p): Same.
7014 2005-04-04 Dale Johannesen <dalej@apple.com>
7016 * ChangeLog: remove reference to ChangeLog.12.
7018 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
7020 CRIS epilogue as RTL.
7021 * config/cris/cris.md: Change all 0 in unspec 0 to
7023 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
7024 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
7026 ("return"): Change to define_expand. Call cris_expand_return for
7028 ("*return_expanded"): New pattern.
7029 ("epilogue"): New define_expand.
7030 * config/cris/cris.h (PREDICATE_CODES): Add
7031 cris_load_multiple_op.
7032 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
7034 (enum cris_retinsn_type): New.
7035 (struct machine_function): New member return_type.
7036 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
7037 (cris_target_asm_function_epilogue): Remove, moving RTLified
7039 (cris_expand_epilogue): New function.
7040 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
7041 (cris_gen_movem_load, cris_load_multiple_op)
7042 (cris_return_address_on_stack_for_return, cris_expand_return): New
7044 (cris_target_asm_function_prologue)
7045 (cris_initial_frame_pointer_offset): Call
7046 cris_reg_saved_in_regsave_area instead of complicated expression.
7047 Call cris_return_address_on_stack instead of an expression.
7048 (cris_print_operand) <case 'o', case 'O'>: New cases.
7049 (cris_return_address_on_stack): Change return-type to bool.
7050 (cris_simple_epilogue): Ditto. Return false if registers are
7052 * config/cris/cris-protos.h (cris_simple_epilogue)
7053 (cris_return_address_on_stack): Adjust prototype return type.
7054 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
7055 (cris_return_address_on_stack_for_return): New prototypes.
7057 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7059 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
7060 gpr_or_int12_operand.
7062 * config/frv/frv-protos.h: Add a prototype to
7063 frv_legitimate_memory_operand and frv_const_unspec_p.
7064 (frv_unspec): Move from frv.c.
7065 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
7066 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
7067 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
7068 gpr_or_fpr_operand, gpr_or_int12_operand,
7069 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
7070 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
7071 int6_operand, int5_operand, uint5_operand, uint4_operand,
7072 uint1_operand, int_2word_operand, uint16_operand,
7073 upper_int16_operand, integer_register_operand,
7074 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
7075 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
7076 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
7077 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
7078 move_destination_operand, movcc_fp_destination_operand,
7079 frv_function_symbol_referenced_p, move_source_operand,
7080 condexec_dest_operand, condexec_source_operand,
7081 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
7082 const_unspec_operand, gpr_or_memory_operand,
7083 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
7084 icc_operand, fcc_operand, cc_operand, icr_operand,
7085 fcr_operand, cr_operand, call_operand, sibcall_operand,
7086 symbolic_operand, relational_operator,
7087 integer_relational_operator, float_relational_operator,
7088 ccr_eqne_operator, minmax_operator,
7089 condexec_si_binary_operator, condexec_si_media_operator,
7090 condexec_si_divide_operator, condexec_si_unary_operator,
7091 condexec_sf_conv_operator, condexec_sf_add_operator,
7092 condexec_memory_operand, intop_compare_operator, acc_operand,
7093 even_acc_operand, quad_acc_operand, accg_operand: Move to
7095 * config/frv/frv.h (PREDICATE_CODES): Remove.
7096 * config/frv/frv.md: Include predicates.md.
7097 * config/frv/predicates.md: New.
7099 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7102 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
7103 * tree-ssa-loop-ivopts.c: Include langhooks.h.
7104 (add_standard_iv_candidates_for_size): New function, extracting code
7105 from add_standard_iv_candidates and parameterizing it by type size.
7106 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
7108 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7110 * system.h (GCOV_SIZE_TYPE): Unposion.
7111 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
7112 (GCOV_TYPE_SIZE): ...this new macro.
7113 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
7114 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
7115 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
7116 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
7117 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
7118 instead of unsigned_intSI_type_node.
7119 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
7120 (rtl_gen_one_value_profiler_no_edge_manipulation)
7121 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
7122 * value-prof.c: Include coverage.h.
7124 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
7125 Diego Novillo <dnovillo@redhat.com>
7127 Fix PR tree-optimization/20703
7128 Fix PR tree-optimization/20725
7130 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
7131 (create_expression_by_pieces): Ditto.
7132 (valid_in_set): Ditto. Also handle tcc_declaration.
7133 (find_or_generate_expression): Handle comparison class.
7134 (insert_into_preds_of_block): Ditto.
7135 (insert_aux): Ditto.
7136 (create_value_expr_from): Handle comparison class, recursively
7137 handle reference nodes.
7138 (compute_avail): Handle comparison classes, rewrite a little cleaner.
7139 (execute_pre): Fix spacing.
7140 (do_fre): Renamed to execute_fre.
7142 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7144 * doc/invoke.texi (SPARC options): Document that
7145 -mlittle-endian is not supported on Linux either.
7147 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7151 * config.gcc (Obsolete configurations): Remove
7152 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
7153 (sparclite-*-coff*): Delete.
7154 (sparclite-*-elf*): Likewise.
7155 (sparc86x-*-elf*): Likewise.
7156 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
7157 * config/sparc/lite.h: Delete.
7158 * config/sparc/litecoff.h: Likewise.
7159 * config/sparc/liteelf.h: Likewise.
7160 * config/sparc/sp86x-elf.h: Likewise.
7161 * config/sparc/t-sparclite: Likewise.
7162 * config/sparc/t-sp86x: Likewise.
7164 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
7166 * config/s390/s390-protos.h: (s390_comparison,
7167 s390_alc_comparison, s390_slb_comparison, const0_operand,
7168 consttable_operand, larl_operand, s_operand,
7169 shift_count_operand, bras_sym_operand, load_multiple_operation,
7170 store_multiple_operation, s390_plus_operand): Remove prototypes.
7171 (s390_legitimate_address_without_index_p): New prototype.
7172 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
7174 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
7175 const0_operand, consttable_operand, larl_operand, s_operand,
7176 shift_count_operand, bras_sym_operand, load_multiple_operation,
7177 store_multiple_operation, s390_plus_operand): Move to
7179 (check_mode): Remove.
7180 (s390_branch_condition_mask): Remove 'static'. Move prototype to
7182 (s390_legitimate_address_without_index_p): New.
7183 * config/s390/s390.h (PREDICATE_CODES): Remove.
7184 * config/s390/s390.md: Include predicates.md.
7185 * config/s390/predicates.md: New.
7187 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7190 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
7191 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
7192 (NEED_INDICATE_EXEC_STACK): Define to 1.
7193 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
7194 (NEED_INDICATE_EXEC_STACK): Define to 1.
7195 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
7196 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
7197 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
7198 (pic_helper_emitted_p): New global.
7199 (emit_pic_helper): New function extracted from...
7200 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
7201 Do not call emit_pic_helper if delay_pic_helper is true.
7202 (sparc_expand_prologue): Pass 'false' to load_pic_register.
7203 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
7204 (sparc_file_end): New function.
7206 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7208 * config/mcore/mcore-protos.h: Remove the prototypes for
7209 mcore_arith_reg_operand, mcore_general_movsrc_operand,
7210 mcore_general_movdst_operand, mcore_reload_operand,
7211 mcore_arith_J_operand, mcore_arith_K_operand,
7212 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
7213 mcore_arith_K_S_operand, mcore_arith_imm_operand,
7214 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7215 mcore_literal_K_operand, mcore_addsub_operand,
7216 mcore_compare_operand, mcore_load_multiple_operation,
7217 mcore_store_multiple_operation, mcore_call_address_operand.
7218 Add a prototype for const_ok_for_mcore.
7219 * config/mcore/mcore.c (mcore_call_address_operand,
7220 mcore_general_movsrc_operand, mcore_general_movdst_operand,
7221 mcore_arith_reg_operand, mcore_reload_operand,
7222 mcore_arith_J_operand, mcore_arith_K_operand,
7223 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
7224 mcore_arith_M_operand, mcore_arith_imm_operand,
7225 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7226 mcore_literal_K_operand, mcore_addsub_operand,
7227 mcore_compare_operand, mcore_load_multiple_operation,
7228 mcore_store_multiple_operation): Move to predicates.md.
7229 (const_ok_for_mcore): Export.
7230 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
7231 * config/mcore/mcore.md: Include predicates.md.
7232 * config/mcore/predicates.md: New.
7234 * config/mcore/predicates.md: Fix a comment typo.
7236 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
7237 Adrian Straetling <straetling@de.ibm.com>
7239 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
7240 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
7241 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
7243 ("imul"): Removed from "type" attribute.
7244 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
7245 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
7246 Changed type to imulsi.
7247 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
7249 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7251 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
7252 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
7253 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
7254 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
7255 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
7256 (TARGET_SWITCHES, mcore_stack_increment_string)
7257 (TARGET_OPTIONS): Delete.
7258 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
7259 than *_BIT constants.
7260 (TARGET_8ALIGN): #undef old definition before redefining to 1.
7261 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
7262 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
7263 (mcore_override_options): Delete mcore_stack_increment code.
7264 Change use of M340_BIT to MASK_M340.
7265 * config/mcore/mcore.opt: New file.
7267 2005-04-04 Ian Lance Taylor <ian@airs.com>
7269 * config/arm/arm.c (replace_symbols_in_block): Remove static
7272 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7274 * config/fr30/fr30-protos.h: Remove the prototypes for
7275 stack_add_operand, add_immediate_operand,
7276 high_register_operand, low_register_operand, call_operand,
7277 di_operand, and nonimmediate_di_operand.
7278 * config/fr30/fr30.c (stack_add_operand,
7279 add_immediate_operand, high_register_operand,
7280 low_register_operand, call_operand, di_operand,
7281 nonimmediate_di_operand): Move to predicates.md.
7282 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
7283 * config/fr30/fr30.md: Include predicates.md.
7284 * config/fr30/predicates.md: New.
7286 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
7287 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
7288 mcore_call_address_operand.
7290 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
7291 general_movsrc_operand.
7293 2005-04-04 Alan Modra <amodra@bigpond.net.au>
7295 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
7298 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
7301 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
7304 2005-04-04 Richard Henderson <rth@redhat.com>
7305 Jakub Jelinek <jakub@redhat.com>
7307 PR rtl-optimization/16104
7308 * fold-const.c (fold_unary): Fix folding of vector conversions.
7310 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7312 * config.gcc (xstormy16-*-elf): Set extra_options.
7313 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
7314 * config/stormy16/stormy16.opt: New file.
7316 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7318 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
7319 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
7320 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
7321 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
7322 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
7323 (TARGET_UNIX_ASM): Delete.
7324 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
7325 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
7326 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
7327 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7328 * config/pdp11/pdp11.opt: New file.
7330 2005-04-03 Roger Sayle <roger@eyesopen.com>
7331 Alexandre Oliva <aoliva@redhat.com>
7334 * fold-const.c (non_lvalue): Split tests into...
7335 (maybe_lvalue_p): New function.
7336 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
7337 C++ front-end prior to lowering into gimple form.
7339 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7341 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
7342 BUILT_IN_STRNCASECMP): New.
7343 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
7346 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
7349 * arm.md (addsi3_compare0_for_combiner): Delete.
7350 (addsi3_compare0_scratch_for_combiner): Delete.
7351 (cmpsi_neg_shiftsi): Delete.
7352 (compare_negsi_si): New pattern.
7353 (cmpsi_negshiftsi_si): New pattern.
7354 (negated_cbranchsi4): Restrict to equality_operator.
7356 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7359 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7361 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7364 * doc/install.texi: Fix a typo.
7366 2005-04-03 Steven Bosscher <stevenb@suse.de>
7369 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7370 a computed goto if the edge to the computed goto block has
7371 incoming abnormal edges. Clarify how the function works.
7373 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7375 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7376 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7377 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7378 hash_scan_set, reg_set_between_after_reload_p,
7379 reg_used_between_after_reload_p, get_avail_load_store_reg,
7380 eliminate_partially_redundant_load): Likewise.
7381 * postreload.c (reload_cse_simplify_set,
7382 reload_combine_note_use): Likewise.
7383 * predict.c (predict_insn, expected_value_to_br_prob,
7384 propagate_freq, expensive_function_p): Likewise.
7385 * print-rtl.c (print_rtx): Likewise.
7386 * profile.c (instrument_edges, instrument_values,
7387 compute_branch_probabilities, branch_prob, union_groups,
7388 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7389 * protoize.c (in_system_include_dir, file_could_be_converted,
7390 file_normally_convertible, gen_aux_info_file, seek_to_line,
7391 do_cleaning): Likewise.
7392 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7393 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7394 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7396 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7398 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7399 * modulo-sched.c (undo_replace_buff_elem): New structure.
7400 (kernel_number_of_cycles, ps_unschedule_node,
7401 undo_generate_reg_moves,free_undo_replace_buff,
7402 undo_permute_partial_schedule, loop_single_full_bb_p,
7403 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7404 build_loops_structure, get_sched_window): New.
7405 (generate_reg_moves): Return undo_replace_buff_elem and other
7407 (generate_prolog_epilog): Remove old loop versioning.
7408 (sms_schedule): Use loop information and loop_version.
7409 (sms_schedule_by_order): Split part of it to get_sched_window.
7410 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7411 cfg_layout_finalize and free_dominance_info before/after SMS.
7413 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7415 * cfghooks.c (lv_flush_pending_stmts,
7416 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7417 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7418 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7419 lv_add_condition_to_bb,
7420 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7421 flush_pending_stmts): New in cfg_hooks structure.
7422 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7423 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7424 lv_add_condition_to_bb): New declarations.
7425 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7427 (loop_version): Declare.
7428 * cfgloopmanip.c (cfghooks.h): Include.
7429 (duplicate_loop_to_header_edge): Change return type to bool.
7430 (loop_version, lv_adjust_loop_entry_edge): Move here.
7431 * cfgrtl.c (cfgloop.h): Include.
7432 (rtl_verify_flow_info_1): Fix.
7433 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7434 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7436 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7437 tree_lv_add_condition_to_bb): New.
7438 (tree_cfg_hooks): Add new hooks to initialization.
7439 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7440 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7442 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7444 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7445 xstormy16_below100_or_register,
7446 xstormy16_splittable_below100_or_register, and
7447 nonimmediate_nonstack_operand.
7449 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7450 xstormy16_ineqsi_operator, equality_operator,
7451 inequality_operator, shift_operator,
7452 xstormy16_below100_operand, xstormy16_below100_or_register,
7453 xstormy16_splittable_below100_or_register,
7454 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7455 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7456 equality_operator, inequality_operator,
7457 xstormy16_below100_operand, xstormy16_below100_or_register,
7458 xstormy16_splittable_below100_or_register,
7459 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7460 nonimmediate_nonstack_operand, shift_operator): Move to
7462 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7463 * config/stormy16/stormy16.md: Include predicates.md.
7464 * config/stormy16/predicates.md: New.
7466 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7468 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7469 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7470 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7471 move_operand, power_of_2_operand): Move to predicates.md.
7472 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7473 PREDICATE_CODE): Remove.
7474 * config/iq2000/iq2000.md: Include predicates.md.
7475 * config/iq2000/predicates.md: New.
7477 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7479 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7480 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7481 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7482 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7483 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7484 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7485 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7486 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7487 (TARGET_M68HC11): Delete.
7488 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7489 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7490 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7491 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7492 (nb_soft_regs): Delete.
7493 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7494 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7495 and MASK_M6812 being set simultaneously. Change the code that sets
7496 the default m68hc11_soft_reg_count to use integers instead of strings.
7497 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7498 m68hc11_soft_reg_count (which now has an int type) as the number
7500 * config/m68hc11/m68hc11.opt: New file.
7502 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7504 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7505 fp_displacement_operand, sp_displacement_operand.
7507 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7509 Remove the prototypes for tst_operand, cmp_operand,
7510 stack_register_operand, d_register_operand,
7511 hard_addr_reg_operand, splitable_operand,
7512 m68hc11_logical_operator, m68hc11_arith_operator,
7513 m68hc11_non_shift_operator, m68hc11_shift_operator,
7514 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7515 non_push_operand, hard_reg_operand, and
7516 reg_or_some_mem_operand.
7517 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7519 (tst_operand, cmp_operand, non_push_operand,
7520 splitable_operand, reg_or_some_mem_operand,
7521 stack_register_operand, d_register_operand,
7522 hard_addr_reg_operand, hard_reg_operand,
7523 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7524 m68hc11_arith_operator, m68hc11_non_shift_operator,
7525 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7527 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7528 * config/m68hc11/m68hc11.md: Include predicates.md.
7529 * config/m68hc11/predicates.md: New.
7531 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7534 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7535 change checked in along with 2005-03-03's patch for debug/20253.
7536 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7537 (remap_decl): Insert type decl in map earlier.
7539 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7541 PR tree-optimization/20640
7542 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7543 post-dominator if it has phi nodes.
7544 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7545 before dead statements.
7547 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7550 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7552 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7554 PR rtl-optimization/20290
7555 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7556 in every iteration if the entry point is the exit test.
7558 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7560 * config/cris/cris.md (attribute "length"): Define.
7562 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7564 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7565 (word_offset_memref_operand): New.
7566 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7567 (indexed_or_indirect_operand): Delete.
7568 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7569 (indexed_or_indirect_operand): Delete.
7571 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7574 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7577 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7578 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7580 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7582 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7584 2005-04-01 Ian Lance Taylor <ian@airs.com>
7586 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7587 (rus, prus): Remove static variables.
7588 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7589 (process_command): Permit report_times and use_pipes together.
7591 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7593 * c-decl.c (validate_proto_after_old_defn): Look at
7594 TYPE_MAIN_VARIANT of argument types.
7596 2005-04-01 Paul Brook <paul@codesourcery.com>
7598 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7599 (arm_output_function_epilogue): Allow call_via_SP.
7600 (thumb_call_via_reg, arm_file_end): Ditto.
7601 * config/arm/arm.h (struct machine_function): Include space for SP.
7602 (thumb_call_via_label): Update declaration.
7604 2005-04-01 Ian Lance Taylor <ian@airs.com>
7606 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7607 doing a peephole optimization, once again put any notes in the
7610 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7612 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7614 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7616 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7617 (block_alloc, find_free_reg): Likewise.
7618 * loop-doloop.c (doloop_modify): Likewise.
7619 * loop-invariant.c (record_use): Likewise.
7620 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7621 get_iv_value, canon_condition, eliminate_implied_condition,
7622 eliminate_implied_condition, simplify_using_initial_values,
7623 shorten_into_mode, canonicalize_iv_subregs,
7624 iv_number_of_iterations): Likewise.
7625 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7626 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7627 unswitch_loop): Likewise.
7628 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7629 move_movables, replace_call_address, find_and_verify_loops,
7630 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7631 record_giv, final_giv_value, general_induction_var,
7632 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7633 loop_giv_dump): Likewise.
7635 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7636 GCOV_CHECK_WRITING): Remove.
7637 (gcov_position, gcov_rewrite): Use gcc_assert.
7638 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7639 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7640 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7643 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7645 * tree-inline.c: Fix a typo.
7647 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7649 * configure.ac (enable-checking): Explicitly set all variables for
7650 collective switch values. Alphabetize variables. Rename
7651 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7653 * doc/install.texi (enable-checking): Update documentation.
7654 * configure: Rebuilt.
7656 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7658 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7661 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7663 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7664 Also reject cases where this pattern will cause load delay stalls
7665 unless optimizing for size and it will produce a shorter sequence.
7666 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7667 variants to avoid pre-adjusting the base when possible.
7669 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7671 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7672 the frame and argument pointers.
7673 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7674 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7675 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7676 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7677 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7678 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7680 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7682 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7683 with entry for selectany attribute.
7684 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7686 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7687 (i386_pe_asm_named_section): Handle sections generated by
7688 selectany attribute.
7689 * doc/extend.texi (selectany): Document attribute.
7691 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7692 Jan Hubicka <jh@suse.cz>
7694 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7695 to fix addresses involving EBP and ESP.
7696 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7697 for SUBREGed registers.
7698 (legitimate_address_p): Accept SUBREGed registers.
7700 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7703 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7704 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7707 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7709 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7711 2005-04-01 James E Wilson <wilson@specifixinc.com>
7714 * dwarf2out.c (rtl_for_decl_init): New function.
7715 (rtl_for_decl_location): Extracted from here.
7716 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7717 add_const_value_attribute. Delete initializer_constant_valid_p call.
7719 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7721 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7722 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7723 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7724 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7725 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7726 config/i386/i386.md, config/rs6000/predicates.md,
7727 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7728 config/s390/s390.c, config/stormy16/stormy16.c,
7729 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7732 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7735 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7736 COND_EXPR and CALL_EXPR.
7738 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7741 * genautomata.c (first_cycle_unit_presence): Check all alternative
7742 states for unit presence.
7744 * doc/md.texi: Remove remark about impossibility to query unit
7745 presence in non nondeterministic automaton state.
7747 * config/ia64/ia64.c (get_template): Change order of unit querying.
7749 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7751 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7754 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7756 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7757 flag for edges outside any loops.
7759 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7761 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7763 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7765 * tree-ssa-alias.c: Follow spelling conventions.
7766 * doc/tree-ssa.texi: Fix a typo.
7768 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7770 * postreload-gcse.c: Include target.h.
7771 (gcse_after_reload_main): Return early if we cannot modify jumps.
7772 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7774 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7776 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7777 expensive operations.
7779 2005-03-31 Ian Lance Taylor <ian@airs.com>
7781 * collect2.c (lderrout): New variable.
7782 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7783 if it is set, to stderr.
7784 (handler): Unlink lderrout if it is set.
7785 (dump_file): Add "to" parameter. Change all callers.
7786 (main): Initialize lderrout.
7787 (collect_execute): Add errname parameter. Change all callers.
7788 Rename redir parameter to outname. Never pass
7789 PEX_STDERR_TO_STDOUT to pex_run.
7790 * collect2.h (collect_execute, dump_file): Update declarations.
7791 * tlink.c (tlink_execute): Add errname parameter. Change all
7793 (do_tlink): Check lderrout as well as ldout.
7795 2005-03-31 Caroline Tice <ctice@apple.com>
7797 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7798 (bb-reorder.o): Add errors.h to list of requirements.
7799 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7800 profiledbootstrap flags.
7801 * bb-reorder.c (errors.h): Add new include.
7802 (struct bbro_basic_block_data_def): Add new field, in_trace.
7803 (add_unlikely_executed_notes): Remove function.
7804 (mark_bb_for_unlikely_executed_section): Remove function.
7805 (insert_section_boundary_note): New function.
7806 (verify_hot_cold_block_grouping): New function.
7807 (push_to_next_round_p): Remove variables and tests that push all
7808 cold blocks to last round.
7809 (find_traces): Remove code that added extra round of trace finding
7810 when doing partitioning.
7811 (find_traces_1_round) : Remove variable last_round; add code to
7812 update new struct field, in_trace; correct trace_length where it was
7813 incorrect before (after call to copy_bb); change code that pushed all
7814 cold blocks to last round. Instead verify that all blocks going into
7815 a trace belong in the same partition.
7816 (connect_traces): Modify to connect the traces in two passes, if the
7817 function contains both hot and cold blocks. The first pass connects
7818 all the traces for blocks in the partition that the first block in
7819 the function belongs to; the second pass connnects all the traces
7820 containing blocks that belong in the other partition.
7821 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7822 code that automatically put the first block in a function into the
7823 hot partition if the function had any hot blocks.
7824 (fix_crossing_unconditional_branches): Check number of succ edges
7825 before attempting to get one.
7826 (fix_edges_for_rarely_executed_code): Update comment describing
7828 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7829 remove call to add_unlikely_executed_notes; add call to
7830 verify_hot_cold_block_grouping.
7831 (duplicate_computed_gotos): Don't change computed goto if it's a
7833 (partition_hot_cold_basic_blocks): Update function comment.
7834 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7836 (try_forward_edges): Likewise.
7837 (merge_blocks_move_predecessor_nojumps): Likewise.
7838 (merge_blocks_move_successor_nojumps): Likewise.
7839 (merge_blocks_move): Likewise.
7840 (try_crossjump_bb): Likewise.
7841 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7842 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7843 notes to cold bb's; remove call to update_unlikely_executed_notes.
7844 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7845 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7846 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7847 function declaration.
7848 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7850 (rtl_can_merge_blocks): Remove redundancy from condition.
7851 (try_redirect_by_replacing_jump): Likewise.
7852 (force_nonfallthru_and_redirect): Remove code for adding
7853 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7854 (commit_one_edge_insertion): Likewise.
7855 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7856 * dbxout.c (FORCE_TEXT): Replace function_section with
7857 current_function_section.
7858 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7859 function, switch_text_section.
7860 (struct xcoff_debug): Likewise.
7861 (dbxout_function_end): Add code to put out label diffs for both
7862 hot and cold sections.
7863 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7864 for new debug_hooks funciton, switch_text_section..
7865 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7866 switch_text_section.
7867 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7868 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7869 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7870 dw_fde_switched_sections.
7871 (output_call_frame_info): Add test to see if function switches text
7872 sections in the middle; if so, use appropriate extra hot and cold
7873 section labels to compute size deltas for the hot and cold sections.
7874 (dwarf2out_begin_prologue): Add code to initialize new fields in
7876 (dwarf2out_switch_text_section): New function (invoked through
7877 debug_hook); updates new fields in dw_fde_struct appropriately and
7878 increments separate_line_info_table_in_use.
7879 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7880 dwarf2out_switch_text_section.
7881 (struct var_loc_node): Add new field, section_label.
7882 (output_aranges): Add code to check whether in hot or cold section and
7883 use the appropriate label in calculating deltas.
7884 (output_ranges): Likewise.
7885 (output_line_info): Add code to check which section we're in and
7886 use appropriate hot/cold label.
7887 (add_location_or_constant_value_attribute): Likewise.
7888 (gen_subprogam_die): Modify arange attributes to use correct labels.
7889 (dwarf2out_begin_block): Change call to function_section into call to
7890 current_function_section.
7891 (dwarf2out_end_block): Likewise.
7892 (dwarf2out_source_line): Likewise.
7893 (dwarf2out_var_location): Add code to check whether in hot or cold
7894 section and use the appropriate label.
7895 * except.c (output_function_exception_table): Change call to
7896 function_section into call to current_function_section.
7897 * final.c (profile_function): Likewise.
7898 (scan_ahead_for_unlikely_executed_note): Remove function.
7899 (final_scan_insn): Remove calls to
7900 scan_ahead_for_unlikely_executed_note, and related code for switching
7901 to cold section, except for the single time
7902 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7903 debug_hooks->switch_text_sections; replace appropriate calls to
7904 function_section with calls to current_function_section.
7905 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7906 test_bb to condition.
7907 (find_if_case_2): Likewise.
7908 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7909 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7910 * opts.c (decode_options): Change warning about hot/cold partitioning
7911 with exceptionss to inform (so as not to cause bootstrap failures);
7912 remove warning about partitioning with DWARF debug info.
7913 * output.h (current_function_section): Add new function decl.
7914 (insert_section_boundary_note): Likewise.
7915 (enum in_section): Move this declaration here from varasm.c.
7916 (unlikely_section_label): Likewise.
7917 (unlikely_text_section_name): Likewise.
7918 (last_text_section_name): New global variable.
7919 (last_text_section): Likewise.
7920 (hot_section_label): Likewise.
7921 (hot_section_end_label): Likewise.
7922 (cold_section_end_label): Likewise.
7923 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7924 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7925 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7926 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7927 insn from consideration.
7928 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7929 switch_text_section.
7930 * varasm.c (basic-block.h): Add new include.
7931 (unlikely_section_label_printed): Remove global variable.
7932 (unlikely_section_label): Make global variable not be static any more.
7933 (unlikely_text_section_name): Likewise.
7934 (hot_section_end_label): New global variable (not static)
7935 (first_function_block_is_cold): Likewise.
7936 (hot_section_label): Likewise.
7937 (cold_section_end_label): Likewise..
7938 (last_text_section): New global variable, not static.
7939 (last_text_section_name): New global variable, not static.
7940 (initialize_cold_section_name): New function.
7941 (enum in_section): Move declaration to output.h.
7942 (text_section): Update last_text_section.
7943 (unlikely_text_section): Replace code to determine cold section name
7944 with call to initialize_cold_section_name; Add code to update
7945 last_text_section; remove code for printing out label.
7946 (named_section_real): Add code to update last_text_section and
7947 last_text_section_name as appropriate.
7948 (function_section): Change test for 'unlikely' to depend on
7949 first_function_block_is_cold (moved old test to
7950 current_function_section).
7951 (current_function_section): New function.
7952 (assemble_start_function): Move code that frees
7953 unlikely_text_section_name; initialize hot_section_end_label;
7954 print hot and cold section labels at the start of the function;
7955 set first_function_block_is_cold, if appropriate; initialize l
7956 ast_text_section; add call to insert_section_boundary_note.
7957 (assemble_end_function): Add code to write out hot and cold section
7959 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7960 switch_text_section.
7961 * config/darwin.c (machopic_select_section): Replace incorrect
7962 function in base_funs; update reloc for cold sections if necessary.
7963 * config/darwin.h (SECTION_FUNCTION): Add code to update
7964 last_text_section if appropriate.
7965 (text_unlikely_section): Remove.
7966 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7967 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7968 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7969 partitioning for this architecture.
7971 2005-03-31 Olivier Hainque <hainque@adacore.com>
7973 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7974 defined and non-zero.
7976 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
7979 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7982 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7985 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7986 label operand. Remove (use (unspec..)). Don't emit a label on
7988 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7989 generate inline label for load_toc_v4_PIC_1b.
7990 (rs6000_emit_load_toc_table): Likewise.
7992 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7994 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7995 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7997 2005-03-29 Devang Patel <dpatel@apple.com>
7999 * tree-sra.c (decide_block_copy): Disable scalarization of
8002 2005-03-30 Stuart Hastings <stuart@apple.com>
8003 Dale Johannesen <dalej@apple.com>
8005 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
8006 * print-tree.c (print_node): Add case STATEMENT_LIST.
8008 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8010 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
8011 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
8012 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
8013 is given with "powerpc64*" or "all", or when --with-cpu chooses
8016 2005-03-30 James E. Wilson <wilson@specifixinc.com>
8019 * dwarf2out.c (add_high_low_attributes): New function, extracted from
8020 gen_lexical_block_die.
8021 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
8023 2005-03-31 Jan Hubicka <jh@suse.cz>
8025 2004-11-02 Jan Hubicka <jh@suse.cz>
8027 * cgraph.c (cgraph_varpool_node_name): New function.
8028 (dump_cgraph_varpool_node): New function.
8029 (dump_varpool): New function.
8030 * cgraphunit.c (cgraph_optimize): Dump varpool.
8032 2004-10-16 Jan Hubicka <jh@suse.cz>
8034 * cgraph.c (decide_is_variable_needed): New function.
8035 (cgraph_varpool_finalize_decl): Use it.
8036 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
8038 * final.c (output_addr_const): Do not call mark_referenced.
8039 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
8040 always go via cgraph.
8041 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
8042 (check_global_declarations): Ifdef out code clearing DECL_RTL.
8043 * tree-optimize.c (execute_inline): Mark functions called.
8044 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
8046 2004-10-11 Jan Hubicka <jh@suse.cz>
8048 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
8049 (cgraph_varpool_last_needed_node): New static variable.
8050 (enqueue_needed_varpool_node): Break out from ...; add items to the
8051 end of queue; update first pointers.
8052 (cgraph_varpool_mark_needed_node): ... here.
8053 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
8054 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
8055 * cgraph.h (cgraph_varpool_node): Add analyzed field.
8056 (cgraph_varpool_first_unanalyzed_node): Declare.
8057 * cgraphunit.c: Include output.h.
8058 (cgraph_varpool_analyze_pending_decls): New function.
8059 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
8060 for errors, analyze pending decls.
8061 (cgraph_finalize_compilation_unit): Only analyze decls.
8062 (cgraph_optimize): Assemble the decls after expanding.
8064 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
8066 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
8067 subvars get marked properly in tags for grouping.
8068 (add_pointed_to_var): Mark only actual pointed to
8069 variables/subvars in addresses needed.
8070 (create_overlap_variables_for): Clear call clobbered on original
8072 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
8073 addresable vars with subvars into list.
8074 * tree-ssa.c (verify_ssa_name): Verify original is not used where
8077 2005-03-30 Richard Henderson <rth@redhat.com>
8079 * cgraph.h (struct cgraph_node): Add alias.
8080 * varasm.c (assemble_alias): Set it.
8081 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
8082 avoid calling cgraph_expand_function.
8084 2005-03-30 Tom Tromey <tromey@redhat.com>
8086 * tree.def (FILE_TYPE): Removed.
8087 * typeclass.h (enum type_class): Removed file_type_class.
8088 * dwarf2out.c (is_base_type): Updated.
8089 (gen_type_die): Likewise.
8090 * dbxout.c (dbxout_type): Updated.
8091 * builtins.c (type_to_class): Updated.
8092 * tree.c (type_contains_placeholder_1): Updated.
8093 * config/sparc/sparc.c (sparc_type_code): Updated.
8094 * config/ia64/ia64.c (hfa_element_mode): Updated.
8095 * expr.c (count_type_elements): Updated.
8096 * stor-layout.c (layout_type): Updated.
8097 * tree-inline.c (remap_type): Updated.
8098 * tree-pretty-print.c (dump_generic_node): Updated.
8100 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
8102 * builtins.c (expand_builtin_powi): Fix mode of
8103 2nd argument to match int.
8104 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
8105 2nd argument type to int.
8106 * libgcc2.c: Change prototype of __powi* functions to use
8109 2005-03-30 Dale Johannesen <dalej@apple.com>
8112 * calls.c (expand_call): Flush pending deferrals before
8115 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8119 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
8120 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
8121 c_label_context, label_context_stack): New.
8122 * c-decl.c (define_label): Check for jumps into statement
8123 expressions. Add label to list of defined labels.
8124 (start_function): Push context on label_context_stack.
8125 (finish_function): Pop context from label_context_stack.
8126 * c-typeck.c (label_context_stack): New.
8127 (c_finish_goto_label): Check for jumps into statement
8128 expressions. Add label to list of jumped to labels.
8129 (struct c_switch): Add blocked_stmt_expr.
8130 (c_start_case): Initialize it.
8131 (do_case): Check it.
8132 (c_finish_case): Verify !blocked_stmt_expr.
8133 (c_begin_stmt_expr): Push context on label_context_stack.
8134 Increment blocked_stmt_expr. Mark labels jumped to from outside
8136 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
8137 defined in the statement expression and no longer jumpable to.
8138 Mark labels jumped to from just outside the statement expression
8139 as again definable. Pop context from label_context_stack.
8140 * doc/extend.texi (Statement Exprs): Update.
8142 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8145 * c-decl.c (start_function): Check for old_decl being
8148 2005-03-30 Ian Lance Taylor <ian@airs.com>
8150 * final.c (final): Remove prescan parameter. Change all callers.
8151 (final_scan_insn): Remove prescan parameter. Change all callers.
8153 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
8155 * tree-vectorizer.c: Fix comment typos.
8157 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
8159 * tree-scalar-evolution.c (instantiate_parameters_1): Return
8160 as soon as a chrec_dont_know is detected.
8162 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
8164 Merge from csl-arm-branch.
8165 2004-02-12 Mark Mitchell <mark@codesourcery.com>
8167 * tlink.c (recompile_files): Do not assume that "rename" can
8168 overwrite an existing file.
8170 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
8172 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
8173 * gcc/configure: Regenerate.
8175 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8177 * doc/install.texi: Update binutils requirement for powerpc*-linux.
8179 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
8181 * calls.c (struct arg_data): Update "partial" comment.
8182 (load_register_parameters): Update "nregs" comment.
8184 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8186 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
8187 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
8188 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
8189 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
8190 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
8191 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
8192 than target_flags & 0.
8193 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
8194 (iq2000_arch, iq2000_parse_cpu): Delete.
8195 (TARGET_HANDLE_OPTION): Override default.
8196 (iq2000_handle_option): New function.
8197 (override_options): Remove -march= and -mcpu= handling.
8198 * config/iq2000/iq2000.opt: New file.
8200 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8202 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
8203 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
8204 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
8205 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
8206 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
8207 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
8208 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
8209 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
8210 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
8211 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
8212 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
8213 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
8214 (c4x_rpts_cycles_string, c4x_cpu_version_string)
8215 (TARGET_OPTIONS): Delete.
8216 (c4x_rpts_cycles, c4x_cpu_version): Declare.
8217 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
8218 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
8219 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
8220 (c4x_cpu_version_string): Delete.
8221 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8222 (c4x_handle_option): New function. Map -m3x and -m4x options to the
8223 equivalent -mcpu= option.
8224 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
8225 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
8226 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
8227 or clearing the appropriate MASK_* bit.
8228 (c4x_file_start): Use c4x_cpu_version.
8229 * config/c4x/c4x.opt: New file.
8231 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8233 * doc/options.texi: Document the new MaskExists flag.
8234 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
8235 if the option has the MaskExists flag.
8237 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8239 * opt-functions.awk (flag_set_p, test_flag): New functions.
8240 (switch_flags): Use them.
8241 * opth-gen.awk: Use flag_set_p to check for flags.
8242 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
8244 2005-03-30 Ian Lance Taylor <ian@airs.com>
8246 * config.host (i[34567]86-*-mingw32*): Don't set
8247 host_can_use_collect2 to no.
8249 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8252 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
8253 Remove convert_memory_address call duplicating that in memory_address.
8255 2005-03-29 Richard Henderson <rth@redhat.com>
8258 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
8259 (build_compound_literal): Likewise. Propagate decl type into the
8261 (finish_decl): Likewise. Use new return value from complete_array_type
8262 for zero sized arrays.
8263 (complete_array_type): Move ...
8264 * c-common.c (complete_array_type): ... here. Change first argument
8265 to pointer-to-type-node. Consistently use sizetype for the index
8266 except for zero sized arrays. Detect zero sized arrays for pedantic
8267 mode diagnostics. Create a new type node instead of modifying the
8269 * c-tree.h (complete_array_type): Move decl ...
8270 * c-common.h (complete_array_type): ... here.
8272 2005-03-29 Richard Henderson <rth@redhat.com>
8275 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
8277 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
8279 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
8280 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
8281 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
8282 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
8284 2005-03-29 Eric Christopher <echristo@redhat.com>
8286 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
8287 truthvalue conversion removal.
8289 2005-03-29 Ian Lance Taylor <ian@airs.com>
8292 * collect2.c: Never include <vfork.h>.
8293 (VFORK_STRING, vfork): Don't define.
8294 (pid): Remove global variable.
8295 (handler): Call raise instead of kill (getpid(), ...).
8296 (collect_wait): Add pex parameter. Change all callers. Use
8297 pex_get_status rather than pwait.
8298 (do_wait): Add pex parameter. Change all callers.
8299 (collect_execute): Return struct pex_obj * rather than void. Use
8300 pex routines rather than pexecute.
8301 (fork_execute): Get pex_obj from collect_execute, and pass it to
8303 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
8304 Only declare quit_handler if SIGQUIT is defined.
8305 (scan_libraries): Likewise.
8306 * collect2.h (collect_execute): Update declaration.
8307 (collect_wait): Update declaration.
8308 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
8309 pass it to collect_wait.
8311 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
8314 * c-parser.c (c_parser_compound_statement_nostart): Give error
8315 message for EOF instead of just setting parser->error.
8317 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
8319 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
8320 (slpeel_update_phi_nodes_for_guard1): New function.
8321 (slpeel_update_phi_nodes_for_guard2): New function.
8322 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
8323 of slpeel_update_phi_nodes_for_guard.
8324 (vectorize_loops): Remove call to loop_closed_rewrite.
8325 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
8328 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
8330 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
8331 (TARGET_LITTLE_ENDIAN): New macro.
8332 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
8333 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
8334 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8335 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
8336 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
8337 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
8338 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
8339 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
8340 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
8341 (TARGET_OPTIONS): Delete.
8342 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
8343 (CACHE_FLUSH_TRAP): Turn into an integer.
8344 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
8345 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
8346 -mflush-trap is in use.
8347 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
8348 (m32r_cache_flush_trap_string): Delete.
8349 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8350 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8351 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8352 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8353 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8354 -mmodel= and -msdata= handling from...
8355 (m32r_init): ...here.
8356 * config/m32r/m32r.opt: New file.
8358 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8360 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8361 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8362 * tree-vect-analyze.c (vect_object_analysis): additional parm
8363 pass back a "struct ptr_info_def *" with the points-to info.
8364 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8365 statement using info returned from vect_object_analysis.
8366 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8367 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8368 for virtual uses and defs when creating a replacement vector
8369 reference. Call duplicate_ssa_name_ptr_info to define points-to
8370 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8371 (vectorizable_store): copy_virtual_operands and update
8372 definition statements.
8373 (vectorizable_load): copy_virtual_operands. Remove call to
8374 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8375 * tree-vectorizer.c (vectorize_loops): Remove calls to
8376 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8377 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8378 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8379 define macro STMT_VINFO_PTR_INFO for use in accessing.
8380 * tree.h add export of duplicate_ssa_name_ptr_info.
8381 * rs6000.c (altivec_init_builtins): Declare builtin function
8382 __builtin_altivec_mask_for_load to be "const".
8384 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8387 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8388 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8389 assemble_variable on aliases.
8390 * varasm.c (assemble_alias): Set node->alias.
8391 * toplev.c (wrapup_global_declarations): Don't call
8392 rest_of_decl_compilation on aliases again.
8394 2005-03-29 Paul Brook <paul@codesourcery.com>
8396 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8397 * config/arm/arm.c (arm_dbx_register_number): New function.
8398 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8400 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8403 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8404 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8406 2005-03-29 Dale Johannesen <dalej@apple.com>
8408 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8409 $(TREE_H) and $(COVERAGE_H).
8410 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8411 * opts.c (common_handle_option): Enable tree-based value transforms.
8412 * toplev.c (process_options): Ditto.
8413 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8414 refers to references to this type.
8415 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8416 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8417 for may_be_more, may_be_less.
8418 (rtl_gen_pow2_profiler): Adjust.
8419 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8420 (rtl_gen_one_value_profiler): Adjust.
8421 (rtl_gen_const_delta_profiler): Adjust.
8422 * tree-profile.c (tree_gen_interval_profiler): Implement.
8423 (tree_gen_pow2_profiler): Ditto.
8424 (tree_gen_one_value_profiler): Ditto.
8425 (tree_profiling): New.
8426 (pass_tree_profile): Reference it.
8427 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8429 (insn_divmod_values_to_profile): Rename to
8430 rtl_divmod_values_to_profile. Adjust.
8431 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8432 (insn_prefetch_values_to_profile): Adjust.
8433 (rtl_value_profile_transformations): Adjust.
8434 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8435 (gen_mod_pow2): Rename to rtl_mod_pow2.
8436 (gen_mod_subtract): Rename to rtl_mod_subtract.
8437 (divmod_fixed_value_transform): Rename to
8438 rtl_divmod_fixed_value_transform.
8439 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8440 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8441 (rtl_find_values_to_profile): Adjust.
8442 (tree_value_profile_transformations): Implement.
8443 (tree_divmod_values_to_profile): New.
8444 (tree_values_to_profile): New.
8445 (tree_divmod_fixed_value): New.
8446 (tree_mod_pow2): New.
8447 (tree_mod_subtract): New.
8448 (tree_divmod_fixed_value_transform): New.
8449 (tree_mod_pow2_value_transform): New.
8450 (tree_mod_subtract_transform): New.
8451 (tree_find_values_to_profile): Implement.
8452 * profile.c (instrument_values): Free histograms.
8453 (compute_value_histograms): Adjust. Implement tree version.
8455 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8457 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8458 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8459 variable. Output "fldcw" depending on round_mode.
8460 * config/i386/i386.md (UNSPEC_FIST): New.
8461 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8462 New isns patterns to implement lrint and llrint built-ins as x87
8464 (fistdi2, fist<mode>2 splitters): New splitters.
8465 (lrint<mode>2): New expanders.
8467 2005-03-28 Ian Lance Taylor <ian@airs.com>
8469 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8470 0 when calling final_scan_insn.
8472 2005-03-28 Jan Hubicka <jh@suse.cz>
8475 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8478 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8479 types where possible.
8481 2005-03-26 Per Bothner <per@bothner.com>
8483 Make -f[no-]show-column also control non-cpp diagnostics.
8484 * c.opt (fshow-column): Move option from here ...
8485 * common.opt (fshow-column): ... to here.
8486 * diagnostic.c (diagnostic_build_prefix): Only print column number
8487 if flag_show_column.
8489 2005-03-27 Steven Bosscher <stevenb@suse.de>
8491 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8492 vax_output_conditional_branch): New prototypes.
8493 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8494 extracted from vax.md mov and add patterns.
8495 (vax_output_conditional_branch): New function to output conditional
8496 branch instructions.
8497 * vax.md: Use mode macros for arithmetic and mov patterns.
8498 Use code macros for the jump patterns.
8500 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8502 * Makefile.in (libbackend.o): Depend on version files;
8503 add custom generation command.
8505 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8508 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8509 sure that we have a REG before getting its REGNO.
8511 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8513 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8514 * builtins.def (BUILT_IN_STRNDUP): New.
8516 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8518 PR tree-optimization/20470
8519 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8522 2005-03-25 Mike Stump <mrs@apple.com>
8524 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8527 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8529 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8530 Use our own structure definitions.
8532 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8533 (fix_truncdfsi2): Allow registers or memory as destination.
8534 When TARGET_PPC_GFXOPT, generate simplified pattern.
8535 (fix_truncdfsi2_internal): Use define_insn_and_split.
8536 (fix_truncdfsi2_internal_gfxopt): New.
8537 (fctiwz): Don't confuse register allocation by giving it no choices.
8539 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8540 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8541 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8542 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8544 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8546 * dominance.c (free_dominance_info): Speed up by freeing et
8547 data structures without maintaining other nodes.
8548 * et-forest.c (et_free_tree_force): New.
8549 * et-forest.h: Add a prototype for et_free_tree_force.
8551 * tree.c (get_set_constructor_bits,
8552 get_set_constructor_bytes): Remove.
8553 * tree.h: Remove the corresponding prototypes.
8555 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8558 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8559 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8560 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8561 PRE_DEC, NEG and NOT.
8563 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8565 * fold-const.c: Convert uses of fold (build (...)) to
8568 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8570 PR rtl-optimization/20249
8571 * cse.c (insert_regs): Do not record equivalence of registers in
8574 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8576 * emit-rtl.c (reverse_comparison): Remove.
8577 * rtl.h: Remove the corresponding prototype.
8579 2005-03-24 James E Wilson <wilson@specifixinc.com>
8581 * doc/install.texi (--enable-altivec): Delete docs.
8583 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8585 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8586 SFmode and DFmode before reload when
8587 flag_unsafe_math_optimizations not enabled.
8589 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8591 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8593 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8594 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8596 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8598 * configure.ac (enable-checking): Add 'runtime' option.
8599 * doc/install.texi (enable-checking): Document 'runtime' checking.
8600 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8601 * config.in: Regenerated.
8602 * configure: Regenerated.
8604 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8606 * optabs.h (enum optab_index): Remove OTI_llrint.
8607 (llrint_optab): Remove macro.
8608 * optabs.c (init_optabs): Remove llrint_optab initialization.
8609 * genopinit.c (optabs): Remove llrint_optab implementation.
8610 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8613 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8615 PR rtl-optimization/20532
8616 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8617 overflow when adding coefficients for PLUS or MINUS.
8618 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8621 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8623 * langhooks.h (truthvalue_conversion): Remove.
8624 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8625 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8626 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8627 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8628 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8630 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8632 * params.def: Fix a typo.
8633 * config/mips/mips.c: Follow the spelling convensions.
8634 * doc/invoke.texi: Fix typos.
8636 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8638 Fix PR tree-optimization/20601
8640 * tree-ssa-pre.c (insert_aux): Add missing condition to
8643 2005-03-23 Ian Lance Taylor <ian@airs.com>
8645 * final.c (final_scan_insn): Don't remove no-op instructions.
8646 * reload1.c (reload): Remove simple no-op instructions even when
8649 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8651 PR tree-optimization/20501
8652 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8653 reporting that peeling for alignment is applied moved to...
8654 * (vect_analyze_data_refs_alignment): Here.
8656 2005-03-23 Ian Lance Taylor <ian@airs.com>
8658 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8660 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8662 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8663 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8665 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8667 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8668 imply that this is called once, independent of asms in code.
8669 Adjust to now being pased output and input lists. Mention helper
8670 function decl_overlaps_hard_reg_set_p.
8671 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8672 hook_tree_tree_identity and to take three trees, returning third.
8673 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8675 * stmt.c: include hard-reg-set.h before tree.h.
8676 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8677 (decl_conflicts_with_clobbers_p): Call
8678 decl_overlaps_hard_reg_set_p.
8679 (expand_asm_operands): Pass output and input lists in call to
8680 targetm.md_asm_clobbers.
8681 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8682 hook_tree_tree_tree_tree_3rd_identity.
8683 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8685 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8686 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8687 parameters, first two unused.
8688 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8689 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8690 in constraint letters and MOF is not mentioned as a asm-declared
8691 register in neither of the input and output lists.
8693 2005-03-23 DJ Delorie <dj@redhat.com>
8695 * optabs.c (expand_binop): Make sure the first subword's result
8698 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8700 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8701 Call c_common_truthvalue_conversion rather than
8702 lang_hooks.truthvalue_conversion.
8703 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8704 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8706 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8707 c_common_truthvalue_conversion.
8708 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8709 c_parser_conditional_expression, c_parser_binary_expression): Call
8710 c_objc_common_truthvalue_conversion.
8711 * c-typeck.c (build_unary_op): Call
8712 c_objc_common_truthvalue_conversion.
8713 (build_conditional_expr): Do not call
8714 lang_hooks.truthvalue_conversion.
8715 (build_binary_op): Call c_common_truthvalue_conversion.
8716 (c_objc_common_truthvalue_conversion): Moved from
8717 c-objc-common.c. Call default_function_array_conversion instead
8718 of default_conversion.
8720 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8722 * c-common.h (default_conversion): Remove.
8723 (perform_integral_promotions): Add.
8724 * c-tree.h (default_conversion): Add.
8725 * c-typeck.c (perform_integral_promotions): New, split out from
8727 * c-common.c (check_case_value): Use perform_integral_promotions,
8728 not default_conversion.
8729 (c_add_case_label): Don't continue processing case label after
8730 found to be pointer.
8732 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8734 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8735 the prefix list if we have already added a multilib directory
8737 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8740 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8742 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8744 * reload.h: Remove the prototype for indirect_symref_ok.
8746 * reload1.c (indirect_symref_ok): Make it global.
8747 * reload.h: Add a prototype for indirect_symref_ok.
8749 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8751 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8754 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8756 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8758 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8760 * c-opts.c (c_common_parse_file): Only start/end main source file
8761 if debug hooks says the writer wants it.
8762 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8764 (xcoff_debug_hooks): Ditto.
8765 * debug.c (do_nothing_hooks): Ditto.
8766 * debug.h (gcc_debug_hooks): Ditto.
8767 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8768 * sdbout.c (sdb_debug_hooks): Ditto.
8769 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8771 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8773 * doc/extend.texi: Deprecate C++ min/max operators.
8775 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8777 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8778 artificial original candidates.
8780 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8781 Jan Hubicka <jh@suse.cz>
8782 Steven Bosscher <stevenb@suse.de>
8784 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8785 call cost based on argument sizes.
8786 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8788 * params.def: (max-inline-inssn-single): Set to 450.
8789 (max-inline-insns-auto): Set to 90.
8790 (max-inline-insns-recursive): Set to 450
8791 (max-inline-insns-recursive-auto): Set to 450.
8792 (large-function-insns): Set to 2700.
8793 (inline-call-cost): New parameter.
8794 * tree-inline.c (estimate_move_cost): New function.
8795 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8796 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8798 * tree-inline.h (estimate_move_cost): Declare.
8799 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8800 (max-inline-insns-auto): Change default to 90.
8801 (max-inline-insns-recursive): Change default to 450
8802 (max-inline-insns-recursive-auto): Change default to 450.
8803 (large-function-insns): Change default to 2700.
8804 (inline-call-cost): Document new parameter.
8806 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8808 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8809 (TARGET_DEFAULT): Delete.
8810 * config/i860/i860.opt: New file.
8812 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8814 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8815 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8816 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8817 (frv_sched_lookahead): Delete.
8818 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8819 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8820 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8821 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8822 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8823 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8824 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8825 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8826 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8827 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8828 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8829 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8830 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8831 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8832 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8833 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8834 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8835 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8836 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8837 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8838 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8839 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8840 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8841 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8842 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8843 (frv_sched_lookahead): Delete.
8844 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8845 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8846 (frv_handle_option): New function. Move -mcpu= handling from...
8847 (frv_override_options): ...here. Remove handling of other
8849 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8850 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8851 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8852 and TARGET_NO_MULTI_CE.
8853 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8854 !TARGET_VLIW_BRANCH.
8855 * config/frv/frv.opt: New file.
8857 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8859 * fold-const.c (fold_ternary): Take decomposed arguments of
8861 (fold): Update a call to fold_ternary.
8863 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8864 * tree.h: Add corresponding prototypes.
8866 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8869 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8870 between jump table and its label.
8871 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8872 resp. ADDR_DIFF_VEC and the label preceeding it.
8873 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8874 is emitted in the right section.
8876 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8878 * fold-const.c (fold_unary, fold_binary): Update comments
8881 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8883 PR rtl-optimization/20527
8884 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8885 REG_INC note, test that the register also isn't mentioned in PRED
8888 2005-03-22 Ben Elliston <bje@au.ibm.com>
8890 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8893 2005-03-21 Mike Stump <mrs@apple.com>
8895 * varasm.c (default_assemble_visibility): Remove extra ().
8897 2005-03-21 Roger Sayle <roger@eyesopen.com>
8900 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8901 to determine whether a block can be duplicated, rather than test
8902 whether the block contains noncopyable insns ourselves.
8904 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8906 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8909 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8911 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8913 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8915 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8916 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8917 * config/fr30/fr30.opt: New file.
8919 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8921 Fix PR tree-optimization/20542
8923 * tree-flow-inline.h (overlap_subvar): Move to here.
8924 * tree-ssa-operands.c: From here.
8925 * tree-flow.h (overlap_subvar): Declare.
8926 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8927 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8928 for variables with subvars.
8930 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8933 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8934 * modulo-sched.c (const_iteration_count): Return on NULL
8936 (print_node_sched_params): Return on NULL dump_file.
8937 (generate_reg_moves): Handle reg-anti dependencies and disregard
8938 closing branch when generating register moves.
8939 (sms_schedule): Mark the SMSed block dirty.
8940 * passes.c (rest_of_handle_sms): Call update_life_info for all
8942 * testsuite/gcc.dg/20050321-1.c: New test.
8944 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8946 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8947 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8948 movqi_internal): Likewise.
8950 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8952 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8953 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8954 xtensa_b4const): Delete prototypes.
8955 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8956 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8957 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8958 xtensa_extra_constraint): New prototypes.
8959 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8960 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8961 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8962 move_operand, const_float_1_operand, fpmem_offset_operand,
8963 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8964 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8965 (xtensa_b4const_or_zero): ...this. Change return type to bool and
8966 argument type to HOST_WIDE_INT.
8967 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8968 xtensa_mask_immediate): Likewise.
8969 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8970 Likewise. Also make these functions static.
8971 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8972 (xtensa_const_ok_for_letter_p): New.
8973 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8974 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8975 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8976 move_operand, const_float_1_operand, fpmem_offset_operand,
8977 branch_operator, ubranch_operator, boolean_operator): Move to
8979 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8980 (xtensa_mem_offset): Change return type to bool.
8981 (xtensa_extra_constraint): New.
8982 (gen_int_relational): Update type of const_range_p function pointer.
8983 Use xtensa_b4const_or_zero.
8984 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8985 xtensa_const_ok_for_letter_p. Update comments.
8986 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8987 (PREDICATE_CODES): Delete.
8988 * config/xtensa/xtensa.md: Include predicates.md.
8989 * config/xtensa/predicates.md: New file.
8991 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8993 * config/v850/v850-protos.h: Remove the prototypes for
8994 reg_or_int9_operand, reg_or_const_operand,
8995 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8996 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8997 movsi_source_operand, power_of_two_operand,
8998 not_power_of_two_operand, special_symbolref_operand,
8999 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
9000 register_is_ok_for_epilogue.
9001 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
9002 reg_or_int9_operand, reg_or_const_operand,
9003 call_address_operand, special_symbolref_operand,
9004 movsi_source_operand, power_of_two_operand,
9005 not_power_of_two_operand, register_is_ok_for_epilogue,
9006 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
9007 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
9009 * config/v850/v850.h (PREDICATE_CODES): Remove.
9010 * config/v850/v850.md: Include predicates.md.
9011 * config/v850/predicates.md: New.
9013 2005-03-21 Zack Weinberg <zack@codesourcery.com>
9015 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
9016 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9017 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
9018 (itoolsdir, itoolsdatadir): Move definition above new first use.
9019 (install-itoolsdirs): New rule.
9020 (install-mkheaders): Depend on install-itoolsdirs, not
9021 install-include-dir.
9023 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9025 * tree-into-ssa.c: Remove obsolete comments.
9027 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
9029 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
9030 unrolling if -fpeel-loops is specified, too.
9031 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9032 Remove superfluous check for flag_unroll_loops.
9034 2005-03-21 Uros Bizjak <uros@kss-loka.si>
9036 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
9037 (lrint_optab, llrint_optab): Define corresponding macros.
9038 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
9039 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
9040 pattern and llrint_optab using llrintdi2 patterns.
9041 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
9042 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
9043 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
9044 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
9045 flag_unsafe_math_optimizations is set.
9047 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9049 * combine.c (combine_simplify_rtx, simplify_if_then_else,
9050 simplify_logical, if_then_else_cond, known_cond,
9051 simplify_comparison): Adjust calls to reverse_comparison.
9052 Don't use combine_reversed_comparison_code).
9053 (combine_reversed_comparison_code): Remove.
9054 (reversed_comparison): Using reversed_comparison_code, move it...
9055 * jump.c (reversed_comparison): ... here.
9056 * rtl.h (reversed_comparison): Add prototype.
9058 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9060 * builtins.c (fold_builtin): Take decomposed arguments of
9062 * fold-const.c (fold_ternary): Update a call to fold_builtin.
9063 * gimplify.c (gimplify_call_expr): Likewise.
9064 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
9065 * tree.h: Update the prototype of fold_builtin.
9067 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9069 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
9070 * rtlhooks.c (gen_lowpart_no_emit_general): New.
9071 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
9072 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
9073 * simplify-rtx.c (simplify_binary_operation_1): Use it.
9075 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9077 * builtins.c (fold_builtin_1): Take decomposed arguments of
9079 (fold_builtin): Update a call to fold_builtin_1.
9081 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
9084 * gcov.c (output_lines): Only output function block summary when
9085 outputting branch information.
9086 * doc/gcov.texi: Document format of preamble and additional block
9089 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9091 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
9092 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
9093 the defaults false if BITS_PER_UNIT != 8.
9094 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
9095 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
9096 than BITS_PER_UNIT != 8.
9097 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
9098 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
9099 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
9101 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
9102 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
9104 2005-03-20 Roger Sayle <roger@eyesopen.com>
9107 * fold-const.c (fold_binary): Fix type mismatch between
9108 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
9109 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
9110 for non-truth-valued expressions.
9112 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
9113 and FUNCTION_DECL in the main switch.
9114 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9115 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
9116 we also need to convert their operands to match.
9117 <TRUTH_NOT_EXPR>: Likewise.
9119 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
9121 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
9122 diagnostic without checking whether an lvalue.
9123 * c-common.h (lvalue_p): Remove.
9124 (enum lvalue_use): Update comment.
9125 (lvalue_or_else): Replace by lvalue_error.
9126 * c-typeck.c (lvalue_p): Make static.
9127 (lvalue_or_else): New. Call lvalue_error.
9129 2005-03-21 Alan Modra <amodra@bigpond.net.au>
9131 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
9132 (function_arg_advance): Use rs6000_parm_start.
9133 (function_arg, rs6000_arg_partial_bytes): Likewise.
9135 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9137 * c-common.c (check_case_value): Adjust comment about stripping
9139 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
9140 * c-typeck.c (default_conversion, convert_arguments,
9141 build_modify_expr, convert_for_assignment, store_init_value,
9142 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
9143 manually. Remove inaccurate comments.
9145 2005-03-20 Roger Sayle <roger@eyesopen.com>
9146 Joseph S. Myers <joseph@codesourcery.com>
9148 * varasm.c (do_assemble_alias): Restore comment describing function.
9149 Annotate the target parameter as potentially unused.
9151 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
9154 * config/avr/avr.c (avr_output_function_prologue): Do not use
9155 current_function_name() in a label, use a local label instead.
9157 2005-03-20 David Edelsohn <edelsohn@gnu.org>
9159 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
9160 flag_finite_math_only, not flag_unsafe_math_optimizations.
9162 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9164 * builtins.c (fold_builtin_1): Update a call to
9165 targetm.fold_builtin.
9166 * hooks.c (hook_tree_tree_bool_null): Rename to
9167 hook_tree_tree_tree_bool_null. Take one more argument of type
9169 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
9170 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
9171 hook_tree_tree_tree_bool_null.
9172 * target.h (gcc_target): Update the prototype of fold_builtin.
9173 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
9174 arguments of CALL_EXPR.
9175 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
9178 2005-03-20 Jan Hubicka <jh@suse.cz>
9180 * cgraph.h (cgraph_node): Add prev_clone pointer.
9181 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
9182 (cgraph_clone_node): Produce doubly linked chain.
9184 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9186 * c-common.c (handle_aligned_attribute, check_function_sentinel,
9187 get_nonnull_operand, handle_sentinel_attribute,
9188 check_function_arguments_recurse): Do not strip NOPS from
9190 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
9192 * c-format.c (get_constant): Likewise.
9193 * c-parser.c (c_parser_postfix_expression): Likewise.
9194 * c-typeck.c (set_init_index): Likewise.
9195 (convert_arguments): Don't check for NOP_EXPR containing integer
9198 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9200 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
9201 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
9202 Take decomposed arguments of CALL_EXPR.
9203 (fold_builtin_1): Update calls to the functions mentioned
9206 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9208 * c-decl.c (check_bitfield_type_and_width): Require bit-field
9209 width to have integer type.
9210 (build_enumerator): Require enumerator value to have integer type.
9212 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9214 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
9217 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9219 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
9220 std=iso9899:199x): Correct descriptions.
9222 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9224 * config.gcc: Consistently use solaris2.1[0-9]* instead of
9227 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
9229 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
9231 (expand_builtin_memcpy, fold_builtin_1): Update calls to
9232 fold_builtin_memcpy.
9234 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
9235 arguments of CALL_EXPR.
9236 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
9237 fold_builtin_found, fold_builtin_1): Update calls to
9238 fold_trunc_transparent_mathfn.
9240 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9243 * fold-const.c (fold_widened_comparison): Don't optimize casts of
9244 function pointers on targets that require function pointer
9246 (fold_sign_changed_comparison): Likewise.
9248 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
9250 * combine.c (try_combine): When changing the mode of a hard reg, make
9251 sure that doing so is valid.
9253 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
9255 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
9256 (TARGET_HANDLE_OPTION): Override default.
9257 (avr_handle_option): New function.
9258 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
9259 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
9260 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
9261 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
9262 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
9263 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
9264 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
9265 (TARGET_OPTIONS): Delete.
9266 * config/avr/avr.opt: New file.
9268 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9270 * config/m32r/m32r-protos.h: Remove the prototypes for
9271 call_address_operand, symbolic_operand, seth_add3_operand,
9272 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9273 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9274 two_insn_const_operand, move_src_operand,
9275 move_double_src_operand, move_dest_operand,
9276 eqne_comparison_operator, signed_comparison_operator,
9277 large_insn_p, conditional_move_operand, carry_compare_operand,
9278 m32r_block_immediate_operand, extend_operand,
9279 reg_or_eq_int16_operand, int8_operand, and
9280 reg_or_zero_operand.
9281 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9282 seth_add3_operand, int8_operand, cmp_int16_operand,
9283 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9284 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9285 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9286 move_double_src_operand, move_dest_operand,
9287 eqne_comparison_operator, signed_comparison_operator,
9288 extend_operand, small_insn_p, large_insn_p,
9289 conditional_move_operand, carry_compare_operand,
9290 m32r_block_immediate_operand): Move to predicates.md.
9291 (MAX_MOVE_BYTES): Move to m32r.h.
9292 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9293 * config/m32r/m32r.md: Include predicates.md.
9294 * config/m32r/predicates.md: New.
9296 2005-03-18 James E Wilson <wilson@specifixinc.com>
9299 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
9302 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9304 * config/mn10300/mn10300-protos.h: Remove the prototypes for
9305 call_address_operand, const_8bit_operand.
9306 * config/mn10300/mn10300.c (call_address_operand,
9307 const_8bit_operand, const_1f_operand): Move to predicates.md.
9308 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
9309 * config/mn10300/mn10300.md: Include predicates.md.
9310 * config/mn10300/predicates.md: New.
9312 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
9314 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
9315 declarations in diagnostics and %E for identifiers, not %s.
9317 2005-03-18 Jan Hubicka <jh@suse.cz>
9318 Dale Johannesen <dalej@apple.com>
9320 * basic-block.h (scale_bbs_frequencies_int,
9321 scale_bbs_frequencies_gcov_type): Declare.
9322 * cfg.c (RDIV): New macro.
9323 (update_bb_frequency_for_threading): Fix.
9324 * basic-block.h (scale_bbs_frequencies_int,
9325 scale_bbs_frequencies_gcov_type): New.
9326 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
9327 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
9328 scale_bbs_frequencies_int.
9329 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
9331 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9333 * config/m32r/m32r-protos.h: Remove the prototypes for
9334 call_address_operand, symbolic_operand, seth_add3_operand,
9335 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9336 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9337 two_insn_const_operand, move_src_operand,
9338 move_double_src_operand, move_dest_operand,
9339 eqne_comparison_operator, signed_comparison_operator,
9340 large_insn_p, conditional_move_operand, carry_compare_operand,
9341 m32r_block_immediate_operand, extend_operand,
9342 reg_or_eq_int16_operand, int8_operand, and
9343 reg_or_zero_operand.
9344 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9345 seth_add3_operand, int8_operand, cmp_int16_operand,
9346 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9347 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9348 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9349 move_double_src_operand, move_dest_operand,
9350 eqne_comparison_operator, signed_comparison_operator,
9351 extend_operand, small_insn_p, large_insn_p,
9352 conditional_move_operand, carry_compare_operand,
9353 m32r_block_immediate_operand): Move to predicates.md.
9354 (MAX_MOVE_BYTES): Move to m32r.h.
9355 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9356 * config/m32r/m32r.md: Include predicates.md.
9357 * config/m32r/predicates.md: New.
9359 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9361 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9362 symbolic_operand, symbolic_memory_operand,
9363 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9364 indexed_memory_operand, move_dest_operand, move_src_operand,
9365 prefetch_cc_operand, prefetch_nocc_operand,
9366 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9367 arith_operand, arith11_operand, pre_cint_operand,
9368 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9369 ireg_operand, int5_operand, uint5_operand, int11_operand,
9370 uint32_operand, arith5_operand, and_operand, ior_operand,
9371 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9372 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9373 shadd_operand, movb_comparison_operator,
9374 cmpib_comparison_operator): Move to predicates.md.
9375 (magic_milli, shadd_constant_p): Make it extern.
9376 * config/pa/pa.h (PREDICATE_CODES): Remove.
9377 * config/pa/pa.md: Include predicates.md.
9378 * config/pa/predicates.md: New.
9380 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9383 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9385 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9386 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9387 config/alpha/freebsd.h, config/alpha/linux.h,
9388 config/alpha/netbsd.h, config/alpha/osf5.h,
9389 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9390 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9391 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9392 doc/cppopts.texi: Update copyright.
9394 2005-03-18 Jan Hubicka <jh@suse.cz>
9397 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9399 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9402 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9404 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9407 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9409 * combine.c (gen_binary): Remove.
9410 (known_cond, simplify_shift_const, find_split_point,
9411 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9412 simplify_logical, expand_field_assignment, extract_left_shift,
9413 force_to_mode, if_then_else_cond, apply_distributive_law,
9414 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9415 simplify_comparison, reversed_comparison): Replace with
9416 simplify_gen_binary, simplify_gen_relational or
9417 distribute_and_simplify_rtx.
9418 (distribute_and_simplify_rtx): New function.
9420 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9421 Paolo Bonzini <gcc.gnu.org>
9423 * calls.c (setjmp_call_p, special_function_p): Update comments
9424 at the head of the functions.
9426 2005-03-18 Jan Hubicka <jh@suse.cz>
9428 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9430 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9431 function body should be released; do not proactively release function
9432 bodies in non-unit-at-a-time mode.
9434 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9436 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9437 mno-fp-ret-in-387 multilib variants.
9439 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9441 * common.opt (m): Remove.
9442 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9444 (common_handle_option): Remove OPT_m case.
9446 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9448 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9450 (fold_builtin_1): Update a call to fold_builtin_bitop.
9452 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9454 (fold_builtin_1): Update a call to fold_builtin_signbit.
9456 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9458 PR tree-optimization/20474
9459 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9460 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9462 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9464 * config/h8300/h8300-protos.h: Remove prototypes for
9465 general_operand_src, general_operand_dst, single_one_operand,
9466 single_zero_operand, call_insn_operand,
9467 two_insn_adds_subs_operand, small_call_insn_operand,
9468 jump_address_operand, bit_operand, bit_memory_operand,
9469 stack_pointer_operand, const_int_gt_2_operand,
9470 const_int_ge_8_operand, const_int_qi_operand,
9471 const_int_hi_operand, incdec_operand, bit_operator,
9472 nshift_operator, eqne_operator, gtle_operator,
9473 gtuleu_operator, iorxor_operator.
9474 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9475 h8300_ldm_stm_parallel.
9476 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9478 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9479 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9480 (h8300_ldm_stm_parallel): Make it extern.
9481 (h8300_ldm_parallel, h8300_stm_parallel,
9482 h8300_return_parallel, general_operand_src,
9483 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9484 nibble_operand, reg_or_nibble_operand, single_one_operand,
9485 single_zero_operand, call_insn_operand,
9486 two_insn_adds_subs_operand, small_call_insn_operand,
9487 jump_address_operand, bit_operand, bit_memory_operand,
9488 stack_pointer_operand, const_int_gt_2_operand,
9489 const_int_ge_8_operand, const_int_qi_operand,
9490 const_int_hi_operand, incdec_operand, eqne_operator,
9491 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9492 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9493 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9494 nshift_operator): Move to predicates.md.
9495 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9496 * config/h8300/h8300.md: Include predicates.md.
9497 * config/h8300/predicates.md: New.
9499 2005-03-17 Richard Henderson <rth@redhat.com>
9501 * config.gcc (ia64*-*-hpux*): Add extra_options.
9502 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9503 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9504 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9505 (ia64_tls_size_string, ia64_tune_string): Remove.
9506 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9507 (TARGET_DEFAULT_TARGET_FLAGS): New.
9508 (TARGET_HANDLE_OPTION): New.
9509 (ia64_override_options): Move options parsing ...
9510 (ia64_handle_option): ... here. New.
9511 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9512 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9513 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9514 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9515 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9516 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9517 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9518 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9519 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9520 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9521 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9522 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9523 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9524 TARGET_EARLY_STOP_BITS): Remove.
9525 (TARGET_ILP32): Default false.
9526 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9527 (enum ia64_inline_type): New.
9528 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9529 * config/ia64/ia64.md: Update for new definitions of
9530 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9531 * config/ia64/ia64.opt: New file.
9532 * config/ia64/ilp32.opt: New file.
9534 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9537 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9539 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9541 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9542 instead of MASK_H8300S.
9543 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9544 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9545 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9546 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9547 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9548 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9549 TARGET_SWITCHES): Remove.
9550 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9552 * config/h8300/h8300.opt: New.
9554 * config/alpha/alpha.opt, config/arc/arc.opt,
9555 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9558 2005-03-17 Ian Lance Taylor <ian@airs.com>
9562 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9564 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9565 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9566 (TARGET_HANDLE_OPTION): Override default.
9567 (arc_handle_option): New function.
9568 (arc_init): Remove code to set arch_cpu_string.
9569 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9570 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9571 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9572 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9573 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9574 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9575 (arc_rodata_string, TARGET_OPTIONS): Delete.
9576 * config/arc/arc.opt: New file.
9578 2005-03-17 Richard Henderson <rth@redhat.com>
9580 * doc/extend.texi (Weak Pragmas): New section.
9581 (attribute alias): Clarify that target must be in the same
9584 2005-03-17 Richard Henderson <rth@redhat.com>
9586 * config/alpha/alpha.opt: New file.
9587 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9589 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9590 alpha_fprm_string, alpha_fptm_string): Make static.
9591 (alpha_tls_size_string): Remove.
9592 (alpha_handle_option): New.
9593 (override_options): Update for alpha_cpu/alpha_tune split.
9594 (alpha_file_start): Likewise.
9595 (TARGET_DEFAULT_TARGET_FLAGS): New.
9596 (TARGET_HANDLE_OPTION): New.
9597 * config/alpha/alpha.h (alpha_tune): Declare.
9598 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9599 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9600 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9601 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9602 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9603 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9604 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9605 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9606 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9607 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9608 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9609 (TARGET_DEFAULT): Remove MASK_FP.
9610 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9611 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9612 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9613 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9614 alpha_tls_size_string): Remove.
9615 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9616 (attribute tune): Rename from attribute cpu.
9617 * config/alpha/ev4.md: Update to match.
9618 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9619 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9620 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9621 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9622 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9623 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9625 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9627 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9628 and return without creating new state if before_nops_num is nonzero.
9629 * config/ia64/ia64.md (first_insn): New attribute.
9630 (alloc): Set it to yes.
9632 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9634 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9635 STMT_VINFO_SUBVARS to NULL.
9636 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9638 2005-03-16 Dale Johannesen <dalej@apple.com>
9640 * rtlanal.c (find_first_parameter_load): Rewrite to
9641 return actual first param load or the call if none,
9642 instead of first in block, when not all loads exist.
9644 2005-03-16 Roger Sayle <roger@eyesopen.com>
9646 * optabs.c (expand_copysign_absneg): Make static.
9647 * optabs.h (expand_copysign_absneg): Delete prototype.
9648 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9650 2005-03-16 Richard Henderson <rth@redhat.com>
9653 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9654 (alias_pairs): Rename from output_defs.
9655 (find_decl_and_mark_needed): Split out from assemble_alias.
9656 (do_assemble_alias): New.
9657 (assemble_output_def): Remove.
9658 (finish_aliases_1, finish_aliases_2): New.
9659 (process_pending_assemble_output_defs): Remove.
9660 (assemble_alias): Defer aliases for which we don't yet have a
9661 non-external decl for the target symbol.
9662 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9663 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9664 * toplev.c (compile_file): Use finish_aliases_2 instead of
9665 process_pending_assemble_output_defs.
9666 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9667 (process_pending_assemble_output_defs): Remove.
9669 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9671 Fix PR tree-optimization/20489
9673 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9674 for empty structures.
9676 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9678 Fix PR tree-optimization/20490
9680 * tree-ssa-pre.c (create_expression_by_pieces): Use
9681 force_gimple_operand on result of fold.
9683 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9685 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9686 of closing parenthesis.
9688 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9690 * builtins.c (expand_movstr): Update a call to
9691 fold_builtin_strcpy.
9692 (expand_builtin_strncpy): Update a call to
9693 fold_builtin_strncpy.
9694 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9695 arguments of CALL_EXPR.
9696 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9697 fold_builtin_strncpy.
9698 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9699 * tree.h: Update the prototypes of fold_builtin_strcpy and
9700 fold_builtin_strncpy.
9702 2005-03-16 Steven Bosscher <stevenb@suse.de>
9703 Dorit Naishlos <dorit@il.ibm.com>
9705 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9706 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9709 2005-03-16 Steven Bosscher <stevenb@suse.de>
9711 * tree-inline.c (walk_type_fields, walk_tree,
9712 walk_tree_without_duplicates): Move from here...
9713 * tree.c: ...to here.
9715 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9717 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9718 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9719 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9720 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9721 (version): Define using $(BASEVER_c).
9722 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9724 (version.o): Depend on version files; add custom generation command.
9725 (prefix.o): Define BASEVER on command line.
9726 (s-iov): Depend on version files; adjust command.
9727 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9729 (gcc-vers.texi): New rule.
9730 (doc/%.info, doc/%.dvi): Add -I . to command line.
9731 (doc/gccinstall.dvi): Likewise.
9732 (PACKAGE): Delete. All uses replaced with "gcc".
9733 * aclocal.m4: Do not include gcc-version.m4.
9734 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9735 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9736 Set is_release based on contents of DEV-PHASE.
9737 Set gcc_version based on contents of BASE-VER.
9738 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9739 * config.in, configure: Regenerate.
9740 * gccbug.in: Determine version of GCC in use at runtime.
9741 * gcov-iov.c: Get version number and development phase from
9742 command line, not by including version.c.
9743 * intl.c: Replace all uses of PACKAGE with "gcc".
9744 * libada-mk.in: Delete unused "gcc_version" variable.
9745 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9746 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9747 commentary to match.
9748 (version_string): Put together from pieces.
9749 * config/alpha/x-vms: Do not use $(gcc_version).
9750 * config/i386/t-nwld: Likewise.
9751 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9752 version-GCC and DEVELOPMENT.
9754 2005-03-15 Roger Sayle <roger@eyesopen.com>
9756 PR tree-optimization/17454
9757 * tree.c (tree_size): Add case for TREE_BINFO.
9758 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9759 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9761 2005-03-15 Roger Sayle <roger@eyesopen.com>
9763 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9764 op1 whilst expanding the signed widenening multiply variant.
9766 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9768 * toplev.c (display_target_options): Avoid unused variable warning if
9769 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9770 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9771 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9772 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9773 (mips_isa_info): New variable.
9774 (mips_parse_cpu): Remove the first argument and leave the caller
9776 (TARGET_HANDLE_OPTION): Override default.
9777 (mips_handle_option): New function. Move option validation code from...
9778 (override_options): ...here. Update calls to mips_parse_cpu.
9779 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9780 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9781 (SUBTARGET_TARGET_OPTIONS): Delete.
9782 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9783 (mno-flush-func, mtune=): New options.
9785 2005-03-15 Roger Sayle <roger@eyesopen.com>
9786 Richard Henderson <rth@redhat.com>
9788 * real.c (c4x_single_format, c4x_extended_format): Provide values
9789 for signbit_ro for c4x's single and extended floating point formats.
9790 * optabs.c (expand_copysign): Use the floating point format's
9791 signbit_ro for expanding via expand_copysign_absneg, and it's
9792 signbit_rw field for expanding via expand_copysign_bit.
9794 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9796 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9797 known_alignment_for_access_p.
9798 (known_alignment_for_access_p): New.
9799 (do_peeling_for_alignment): Field made int instead of bool and renamed
9800 to peeling_for_alignment.
9801 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9802 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9803 functionality used to be in vect_analyze_operations.
9804 (vect_analyze_operations): Code to determine vectorization factor was
9805 moved to vect_determine_vectorization_factor.
9806 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9807 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9809 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9810 be part of vect_analyze_operations).
9811 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9812 creating the guard condition, as the number of iterations may be
9814 (slpeel_tree_peel_loop_to_edge): Use new name of
9815 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9816 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9817 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9818 (vect_do_peeling_for_alignment): Use fold.
9819 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9821 (vect_update_inits_of_dr): Renamed to
9822 vect_update_init_of_dr.
9823 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9824 (vectorizable_store): Fix assertion to use == instead of =.
9826 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9828 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9829 call_used_regs for wCG registers.
9831 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9833 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9834 for non-offsettable memory references to cope with outstanding reload
9835 replacements, take 2.
9837 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9840 * config/i386/i386.h (x86_fisttp): New.
9841 (TARGET_FISTTP): New macro.
9842 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9843 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9844 instruction when fisttp flag is set.
9845 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9847 * config/i386/i386.md (type attribute): Add fisttp.
9848 (unit attribute): Set to i387 for fisttp type.
9849 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9850 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9852 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9853 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9855 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9856 patterns for TARGET_FISTTP. Enable patterns for
9857 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9858 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9859 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9860 implement fisttp x87 insn.
9861 (fix_trunc*_i387_fisttp splitters): New patterns.
9862 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9863 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9864 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9866 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9867 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9868 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9869 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9870 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9871 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9872 Disable patterns for TARGET_FISTTP.
9873 (fix_trunc*_i387 splitters): Implement usign mode macros.
9874 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9875 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9876 (fix_trunx*_sse peephole2s): Implement using mode macros.
9878 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9880 PR rtl-optimization/20291
9881 * combine.c (try_combine): If splitting fails, re-try with
9882 original combined pattern, i.e. before clobber stripping.
9884 2005-03-14 Eric Christopher <echristo@redhat.com>
9886 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9887 STACK_GROWS_DOWNWARD.
9889 2005-03-14 Roger Sayle <roger@eyesopen.com>
9891 * real.h (struct real_format): Split the signbit field into two
9892 two fields, signbit_ro and signbit_rw.
9893 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9894 mips_double_format, ieee_extended_motorola_format,
9895 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9896 ieee_extended_intel_128_format, ibm_extended_format,
9897 mips_extended_format, ieee_quad_format, mips_quad_format,
9898 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9899 i370_double_format, c4x_single_format, c4x_extended_format,
9900 real_internal_format): Update initializers for new field.
9901 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9902 real_format structure.
9903 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9904 field of the real_format structure.
9906 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9908 Fix PR tree-optimization/20458
9910 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9911 DECL_EXTERNAL on STRUCT_FIELD tags.
9912 (clear_call_clobbered): Ditto.
9913 * tree-ssa-operands.c (note_addressable): Make sure the original
9914 variable doesn't slip into the addressable list if we have
9916 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9919 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9921 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9922 (-fwide-exec-charset): Likewise.
9923 (-finput-charset): Likewise.
9924 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9925 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9926 * c.opt (Wnormalized): New.
9928 2005-03-14 Devang Patel <dpatel@apple.com>
9930 * doc/invoke.texi: Add reference to Visibility document.
9932 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9934 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9935 MASK_SPLIT_ADDRESSES.
9936 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9937 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9938 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9939 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9940 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9941 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9942 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9943 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9944 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9945 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9946 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9947 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9948 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9949 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9950 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9951 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9952 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9953 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9954 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9955 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9956 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9957 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9958 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9959 (TARGET_EXPLICIT_RELOCS): Delete.
9960 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9961 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9962 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9963 (override_options): Set MASK_LONG64 if -mint64 is given and no
9964 -mlongXX option is. Complain about -mint64 -mlong32.
9965 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9966 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9967 * config/mips/mips.opt: New file.
9969 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9971 * config.gcc (extra_options): New variable for listing option files.
9972 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9973 * configure.ac (extra_opt_files): New AC_SUBST variable.
9974 (tm_file_list, tm_include_list): Include options.h first.
9975 * configure: Regenerate.
9976 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9977 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9978 (s-options-h): New rule.
9979 (options.h): Depend on it.
9980 (TEXI_GCCINT_FILES): Add options.texi.
9981 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9982 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9983 * target.h (gcc_target): Add default_target_flags and handle_option.
9984 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9985 (TARGET_HANDLE_OPTION): New macros.
9986 (TARGET_INITIALIZER): Include them.
9987 * opt-functions.awk (opt_args, nth_arg): New functions.
9988 (switch_flags): Handle the "Target" flag.
9990 (var_name): Use opt_args and nth_arg.
9991 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
9992 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
9993 macros for the "Mask" and "InverseMask" options.
9994 * opts.h (cl_var_cond): New enum.
9995 (cl_option): Replace the "has_set_value" and "set_value" fields with
9996 "var_cond" and "var_value".
9997 (CL_TARGET): New macro.
9998 (option_enabled, print_filtered_help): Declare.
9999 (decode_options): Move definition.
10000 * opts.c (handle_option): Search for the original option before
10001 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
10002 var_cond and var_value fields. Use targetm.handle_option to handle
10004 (decode_options): Set target_flags to targetm.default_target_flags.
10005 (print_filtered_help): Make global. Handle CL_TARGET.
10006 (option_enabled): New function.
10007 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
10008 (display_target_options, set_target_switch, print_switch_values)
10009 (default_pch_valid_p): Guard uses of target_switches with
10010 #ifdef TARGET_SWITCHES. Also...
10011 (display_target_options): Display the CL_TARGET entries in cl_options.
10012 (set_target_option): Don't complain about the "" option when
10013 TARGET_SWITCHES is undefined.
10014 (print_switch_values): Use option_enabled.
10015 (default_pch_valid_p): Check cl_options[] when looking for something
10016 that has changed the value of target_flags.
10017 * c.opt: Remove documentation from top of file.
10018 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
10019 * doc/sourecebuild.texi: Refer to the new options documentation
10020 instead of c.opt. Document machine-specific .opt files.
10021 * doc/tm.texi (target_flags): Say that this variable is declared
10023 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
10024 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
10026 * doc/options.texi: New file.
10028 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10030 PR middle-end/18628
10031 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
10034 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10037 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
10038 temporary variable of pointer type if an lvalues is required.
10039 (gimplify_modify_expr_rhs): Request an rvalue from it.
10040 (gimplify_expr): Pass fallback on.
10042 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10044 * cfgbuild.c: Update comments.
10046 2005-03-14 Roger Sayle <roger@eyesopen.com>
10048 PR rtl-optimization/17236
10049 * optabs.c (expand_doubleword_mult): New helper function split out
10050 from expand_binop. Permute the order in which instructions are
10051 emitted to minimize the number of simultaneously live registers.
10052 (expand_binop): Call expand_doubleword_mult to synthesize a double
10053 word multiplication.
10055 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10057 * basic-block.h: Update the prototypes of cached_make_edge and
10059 * cfg.c (cached_make_edge): Take edge_cache representing one
10060 row of the adjacency matrix of edges.
10061 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
10062 (make_edges): Initialize edge_cache to represent one row of
10063 the adjacency matrix of edges.
10065 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10067 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
10069 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
10070 Remove unused removed_phis variable.
10071 (conditional_replacement): Use build1/build2.
10072 (abs_replacement): Use last_and_only_stmt and build1/build2.
10074 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10076 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
10077 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
10078 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
10079 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
10080 * c-common.c (handle_novops_attribute): New function.
10081 (c_common_attribute_table): Add "no vops" entry.
10082 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
10083 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
10084 * tree-ssa-operands.c (get_call_expr_operands): Do not
10085 create virtual operands for calls with ECF_NOVOPS flag.
10086 * tree.h (DECL_IS_NOVOPS): New macro.
10087 (struct tree_decl): Add novops_flag.
10088 (ECF_NOVOPS): New constant.
10090 2005-03-14 Uros Bizjak <uros@kss-loka.si>
10093 * config/i386/i386.c (x86_use_himode_fiop): New.
10094 (x86_use_simode_fiop): Rename from x86_use_fiop.
10095 * config/i386/i386.h (x86_use_himode_fiop): Declare.
10096 (TARGET_USE_HIMODE_FIOP): New.
10097 (x86_use_simode_fiop): Rename from x86_use_fiop.
10098 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
10100 * config/i386/i386.md (X87MODEI12): New mode macro define.
10101 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
10102 to implement x87 FP compare with HImode input operands.
10103 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
10104 Use X87MODEI12 mode macro to handle HImode input operands.
10105 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
10106 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
10107 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
10108 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
10109 macro to implement x87 operators with HImode input operands.
10110 (fop splitters): Use X87MODEI12 mode macro to handle HImode
10113 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10115 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
10117 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
10118 constants invariant.
10120 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10122 * basic-block.h (BB_VISITED): Removed.
10123 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
10125 2005-03-14 Falk Hueffner <falk@debian.org>
10128 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
10130 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10132 * ggc-zone.c: Fix comment typos.
10134 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
10135 stringpool.c, config/mips/mips-protos.h: Update copyright.
10137 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10139 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
10140 throughout with its typedef, "rtx".
10141 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
10142 (rs6000_tls_symbol_ref_1): Remove inline keyword.
10143 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
10144 regs in comment to match code.
10146 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10148 * except.c (check_handled): Make it static.
10149 * except.h: Remove the corresponding prototype.
10151 * function.c (get_func_frame_size): Make it static.
10152 * function.h: Remove the corresponding type.
10154 * regclass.c (reg_class_superclasses, reg_class_subclasses):
10156 * hard-reg-set.h: Remove the corresponding declarations.
10158 * tree-cfg.c (verify_stmts): Check that
10159 bb_for_stmt (stmt) == bb for every PHI node and statement.
10161 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10163 * config.gcc: Remove excess indentation.
10164 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
10166 2005-03-13 Roger Sayle <roger@eyesopen.com>
10168 PR middle-end/19331
10169 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
10170 * fold-const.c (fold_sign_changed_comparison): Likewise.
10171 (fold_binary): Optimize comparisons against widened operands if
10172 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
10174 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10176 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
10177 (sparc_override_options): Initialize it.
10178 (sparc_struct_value_rtx): Set it on the MEM to be returned.
10180 2005-03-13 David Edelsohn <edelsohn@gnu.org>
10182 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
10183 (reg_or_none500mem_operand): New predicate.
10184 (zero_reg_mem_operand): New predicate.
10185 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
10186 to reg_or_none500mem_operand.
10187 (extendsfdf2_fpr): Add MEM alternative.
10188 (extenddftf2_internal): Change operand2 predicate to
10189 zero_reg_mem_operand.
10191 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10193 * ggc-zone.c: Rewritten.
10195 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
10197 * configure.ac: Define GGC_ZONE for --with-gc=zone.
10198 * config.in: Regenerated.
10199 * configure: Regenerated.
10200 * gengtype.c (write_types_process_field, write_func_for_structure):
10201 Pass new argument to gt_pch_note_object.
10202 * ggc-common.c (struct ptr_data): Add TYPE.
10203 (gt_pch_note_object): Take TYPE argument and save it.
10204 (call_count): Update call to ggc_pch_count_object.
10205 (call_alloc): Update call to ggc_pch_alloc_object.
10206 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
10208 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
10209 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
10210 (ggc_alloc_zone_stat): Delete.
10211 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
10212 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
10213 (ggc_pch_alloc_object): Update prototypes.
10214 (garbage_zone): Delete.
10215 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
10216 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
10218 (tree_id_zone): New variable.
10219 (ggc_alloc_cleared_zone): Remove unused.
10220 (ggc_alloc_zone): Define.
10221 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
10222 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
10223 ggc_alloc_zone_stat.
10224 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
10225 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
10226 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
10227 (make_node_stat): Likewise. Use tree_id_zone.
10229 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10230 Joseph S. Myers <joseph@codesourcery.com>
10232 * configure.ac: Check for MIPS TLS.
10233 * configure: Regenerated.
10234 * config/mips/mips-protos.h (enum mips_symbol_type): Add
10235 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
10236 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
10237 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
10238 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
10239 (mips_classify_symbol, mips_symbolic_constant_p)
10240 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
10241 (mips_tls_operand_p, mips_call_tls_get_addr)
10242 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
10243 (mips_tls_symbol_ref_1): New functions.
10244 (mips_legitimize_address, mips_legitimize_const_move): Call
10245 mips_legitimize_tls_address.
10246 (override_options): Handle V1_REG and TLS symbols. Disable TLS
10248 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
10249 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
10250 (mips_char_to_class): Document V1_REG.
10251 (HAVE_AS_TLS): Provide default.
10252 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
10254 (load_got<mode>): Renamed from *load_got<mode>. Allow when
10256 (tls_get_tp_<mode>): New instruction.
10258 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10260 * configure.ac: Update checks for target tools.
10261 * configure: Regenerated.
10263 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10265 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
10267 2005-03-13 Roger Sayle <roger@eyesopen.com>
10269 * expmed.c (expand_mult): Use synthetic multiplication sequences for
10270 more classes of DImode multiplication by constant. Allow both
10271 multiplication by small negative constants (by performing a
10272 multiplication by a positive constant and negating the result) and
10273 multiplications by large powers of two, by using a left shift.
10275 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10277 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
10278 of basic blocks into work_stack.
10280 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
10281 config/mips/vr.h: Update copyright.
10283 * c-decl.c (c_init_decl_processing): Remove useless calls to
10284 build_function_type.
10286 * builtins.c (fold_trunc_transparent_mathfn,
10287 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
10288 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10289 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
10290 fold_builtin_strcpy, fold_builtin_strncpy,
10291 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
10294 * builtins.c (expand_builtin_mathfn_3): Remove local variable
10297 * lambda-code.c (lambda_compute_auxillary_space): Remove local
10298 variable determinant.
10300 * tree-cfg.c (group_case_labels): Remove local variable type.
10302 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
10305 * tree-ssa-phiopt.c (value_replacement): Remove local variable
10308 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
10311 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
10312 (*movmemqi_insn): Delete.
10313 (*movmemhi): Delete.
10315 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10317 * builtins.c (fold_builtin_classify): Take decomposed
10318 arguments of CALL_EXPR.
10319 (fold_builtin_1): Update a call to fold_builtin_classify.
10321 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
10324 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
10325 through into call to parser_xref_tag after parse error.
10326 (c_parser_struct_declaration): Consistently return NULL_TREE on
10329 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
10331 * tree-flow-inline.h (ref_contains_array_ref): New function.
10332 (lookup_subvars_for_var): Ditto.
10333 (get_subvars_for_var): Ditto.
10334 (var_can_have_subvars): Ditto.
10336 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
10337 (struct subvar): New type.
10339 * tree-dfa.c (okay_component_ref_for_subvars): New function.
10341 * tree-optimize.c (init_tree_optimization_passes): Call
10342 pass_create_structure_vars.
10344 * tree-ssa-alias.c: Include vec.h.
10345 (init_alias_info): Don't auto-clear call clobbered on struct-field
10347 (compute_flow_insensitive_aliasing): Handle subvars.
10348 (group_aliases): Handle STRUCT_FIELD aliases.
10349 (setup_pointers_and_addressables): Ditto.
10350 Don't mark variables non-addressable if they still have
10351 addressable subvars.
10352 Also mark subvars addressable when the real variable is marked
10354 (add_pointed_to_var): Try to prune the pointed-to set by only
10355 pointing to subvars when possible.
10356 Otherwise, make sure we set addresses_needed and pt_vars to
10357 properly include subvars.
10358 (bitpos_of_field): New function.
10359 (push_fields_onto_fieldstack): Ditto.
10360 (get_or_create_used_part_for): Ditto.
10361 (create_overlap_variables_for): Ditto.
10362 (find_used_portions): Ditto.
10363 (create_structure_vars): Ditto.
10364 (pass_create_structure_vars): New structure.
10366 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10367 (get_expr_operands): Handle subvars. Also try to turn
10368 COMPONENT_REF accesses into must-defs now that we can accurately
10370 (note_addressable): Try to only mark as addressable those subvars
10371 we know a COMPONENT_REF touches.
10372 (overlap_subvar): New function.
10374 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10375 Handle subvar storing.
10376 (vect_address_analysis): Update caller of vect_object_analysis.
10378 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10380 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10381 (STMT_VINFO_SUBVARS): New macro.
10383 * common.opts: add flag_tree_salias.
10385 * opts.c (decode_options): flag_tree_salias defaults to on.
10387 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10389 * doc/tree-ssa.texi: Document structural alias analysis.
10391 2005-03-12 Steven Bosscher <stevenb@suse.de>
10393 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10394 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10395 * tree-ssa-operands.c (get_expr_operands): Likewise.
10396 (get_expr_operands): Likewise for ERROR_MARK.
10398 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10400 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10403 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10406 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10407 (mark_operand_necessary): Remove local variable ver.
10409 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10410 variable prefix_len.
10412 * value-prof.c (mod_subtract_transform): Remove local variable
10415 * builtins.c (fold_builtin_exponent): Take decomposed
10416 arguments of CALL_EXPR.
10417 (fold_builtin_1): Update a call to fold_builtin_exponent.
10419 * builtins.c (fold_builtin_logarithm): Take decomposed
10420 arguments of CALL_EXPR.
10421 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10423 * c-decl.c (c_init_decl_processing): Remove local variables
10424 ptr_ftype_void and ptr_ftype_ptr.
10426 * gimplify.c (gimplify_expr): Remove local variables r0 and
10429 * reg-stack.c (move_for_stack_reg): Remove local variable
10431 (compare_for_stack_reg): Remove local variable flags_user.
10432 (convert_regs_1): Remove local variable deleted.
10434 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10436 (combine_blocks): Remove local variables exits and new_e.
10438 * tree-inline.c (expand_call_inline): Remove local variable
10441 * tree-ssa-live.c (create_ssa_var_map,
10442 calculate_live_on_entry): Remove local variable snn.
10444 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10446 * c-lex.c (c_lex_with_flags): Add parameter to call to
10449 2005-03-11 Per Bothner <per@bothner.com>
10451 * c-tree.h (struct c_declarator): New id_loc field.
10452 * c-pragma.h (c_lex_with_flags): Take position reference.
10453 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10454 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10455 (c_lex): Pass dummy location to c_lex_with_flags.
10456 * c-parser.c (c_lex_one_token): Set c_token's location using
10457 c_lex_with_flags, instead of input_location, which might be "ahead".
10458 (c_parser_direct_declarator): Set declarator's id_loc from
10460 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10461 declarator's id_loc, rather than probably-imprecise input_location.
10462 (build_id_declarator): Initialize c_declarator's id_loc field.
10464 2005-03-11 Roger Sayle <roger@eyesopen.com>
10466 PR middle-end/20419
10467 * builtins.c (expand_builtin_signbit): Force the signbit's word
10468 into an integer register to avoid SUBREGs of floating point modes.
10470 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10472 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10473 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10474 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10475 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10477 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10479 PR rtl-optimization/20306
10480 * expr.c (emit_move_complex): Set try_int false if mode is
10481 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10482 emit_block_move if try_int is true.
10484 2005-03-11 Richard Henderson <rth@redhat.com>
10487 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10488 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10491 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10493 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10494 (TARGET_FIX_VR4130): New macro.
10495 (TARGET_OPTIONS): Add -mfix-vr4130.
10496 (ISA_HAS_MACCHI): New macro.
10497 (ASM_SPEC): Add -mfix-vr4130.
10498 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10499 (override_options): Handle mips_fix_vr4130_string.
10500 (mips_avoid_hazards): Clear all_noreorder_p
10501 if we're working around VR4130 errata and the macc alternatives
10503 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10504 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10505 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10506 (MULTILIB_DEFAULTS): Remove leading "march=".
10507 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10508 if no architecture option is given.
10509 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10511 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10512 * doc/invoke.texi: Document -mfix-vr4130.
10514 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10516 * config/mips/mips.c (override_options): Only warn about -mint64
10517 deprecation if TARGET_INT64.
10519 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10521 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10522 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10523 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10524 are non-specific regarding the nonnull parameter positions.
10525 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10526 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10527 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10528 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10530 * builtins.def: Use the non-specific "nonnull" attibute lists.
10532 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10534 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10535 single_pred_edge, single_succ, single_pred): Improve comments.
10537 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10539 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10540 single_pred_edge, single_succ, single_pred): New inline functions.
10541 * bb-reorder.c (rotate_loop, find_traces_1_round,
10542 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10543 duplicate_computed_gotos): Use the single_succ/pred functions.
10544 * cfganal.c (forwarder_block_p): Ditto.
10545 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10546 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10547 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10548 merge_seq_blocks): Ditto.
10549 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10550 * cfglayout.c (fixup_reorder_chain): Ditto.
10551 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10552 canonicalize_loop_headers, verify_loop_structure): Ditto.
10553 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10554 mfb_update_loops, create_preheader, force_single_succ_latches,
10555 create_loop_notes): Ditto.
10556 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10557 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10558 commit_one_edge_insertion, purge_dead_edges,
10559 cfg_layout_can_merge_blocks_p): Ditto.
10560 * except.c (sjlj_emit_function_enter): Ditto.
10561 * flow.c (init_propagate_block_info): Ditto.
10562 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10563 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10564 insert_insn_end_bb): Ditto.
10565 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10566 find_if_case_2): Ditto.
10567 * lambda-code.c (perfect_nestify): Ditto.
10568 * lcm.c (optimize_mode_switching): Ditto.
10569 * loop-doloop.c (doloop_modify): Ditto.
10570 * loop-init.c (loop_optimizer_init): Ditto.
10571 * loop-iv.c (simplify_using_initial_values): Ditto.
10572 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10573 * loop-unswitch.c (unswitch_loop): Ditto.
10574 * modulo-sched.c (generate_prolog_epilog): Ditto.
10575 * predict.c (combine_predictions_for_insn, estimate_probability,
10576 tree_estimate_probability, last_basic_block_p,
10577 estimate_bb_frequencies): Ditto.
10578 * profile.c (branch_prob): Ditto.
10579 * regrename.c (copyprop_hardreg_forward): Ditto.
10580 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10581 * tracer.c (layout_superblocks): Ditto.
10582 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10583 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10584 cleanup_control_expr_graph, disband_implicit_edges,
10585 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10586 tree_verify_flow_info, tree_make_forwarder_block,
10587 tree_forwarder_block_p, remove_forwarder_block,
10588 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10589 * tree-if-conv.c (tree_if_conversion): Ditto.
10590 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10591 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10592 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10593 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10594 copy_loop_headers): Ditto.
10595 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10596 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10597 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10598 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10599 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10600 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10601 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10602 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10603 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10604 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10605 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10606 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10607 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10608 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10609 slpeel_add_loop_guard): Ditto.
10611 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10613 PR tree-optimization/15784
10614 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10617 * stmt.c (expand_case): Don't change index_type. Convert minval
10618 to the proper type.
10620 PR tree-optimization/20130
10621 * fold-const.c (fold): Fold x * -1 into -x.
10623 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10625 PR rtl-optimization/20331
10626 * rtlanal.c (modified_between_p): Check its address first for MEM.
10627 (modified_in_p): Likewise.
10629 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10631 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10633 2005-03-10 Steven Bosscher <stevenb@suse.de>
10635 * expr.c (expand_expr_real_1): If possible, use a conditional
10636 move for expanding MIN_EXPR and MAX_EXPR.
10637 Use temp for moving around rtx-en.
10639 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10642 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10645 2005-03-10 Roger Sayle <roger@eyesopen.com>
10647 * builtins.c (expand_builtin_signbit): Extend to handle floating
10648 point modes wider than the largest integer type, using the
10649 operand_subword_force function to obtain the signbit's word.
10651 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10654 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10655 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10657 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10659 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10661 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10663 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10665 (perform_edge_inserts): Unconditionally call
10666 free_dominator_info.
10668 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10670 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10672 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10674 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10676 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10678 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10680 (rtl_register_value_prof_hooks,
10681 tree_value_profile_transformations,
10682 tree_register_value_prof_hooks): Likewise.
10683 * var-tracking.c (stack_adjust_offset_pre_post,
10684 variable_htab_free, variable_union, dataflow_set_different_2,
10685 count_uses, variable_was_changed, set_frame_base_location,
10686 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10687 vt_add_function_parameters): Likewise.
10688 * varasm.c (named_section_real, named_section, make_decl_rtl,
10689 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10690 const_hash_1, compare_constant, copy_constant, force_const_mem,
10691 output_constant_pool_2, output_constant_pool_1, output_constant,
10692 output_constructor, make_decl_one_only, decl_tls_model,
10693 default_no_named_section, default_elf_select_section_1,
10694 default_unique_section_1): Likewise.
10695 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10696 * vmsdbgout.c (addr_const_to_string): Likewise.
10699 * function.c (struct assign_parm_data_one): Remove last_named
10701 (assign_parm_find_data_types): Don't determine last_named.
10702 Reorder named_parm determination.
10703 (assign_parms): Only setup varargs on the last non-varadic
10706 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10708 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10709 sda base address on medium model.
10711 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10713 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10714 * cfgloop.c (flow_loop_nodes_find): Export.
10715 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10717 * cfgloopmanip.c (fix_loop_structure): New function.
10718 * predict.c (predict_loops): Clean up the loops information.
10719 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10720 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10722 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10723 (rewrite_into_loop_closed_ssa): Declaration changed.
10724 * tree-loop-linear.c (linear_transform_loops): Add argument to
10725 rewrite_into_loop_closed_ssa call.
10726 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10727 * tree-ssa-loop-im.c (move_computations): Ditto.
10728 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10729 * tree-vectorizer.c (vectorize_loops): Ditto.
10730 * tree-optimize.c: Include cfgloop.h.
10731 (execute_todo): Choose whether to call cleanup_tree_cfg or
10732 cleanup_tree_cfg_loop.
10733 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10734 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10735 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10736 cleanup_tree_cfg_loop call.
10737 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10738 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10739 work on part of cfg.
10741 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10743 PR inline-asm/20314
10744 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10745 with multiple alternatives.
10747 * stmt.c (parse_output_constraint): Fix a typo.
10749 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10751 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10752 assembly directive instead of deprecated "no-generics".
10754 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10756 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10757 for non-offsettable memory references to cope with outstanding reload
10759 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10760 avoid losing outstanding address reloads.
10761 ("reload_outdi", "reload_outdf"): Likewise.
10763 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10765 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10766 code. Add more cbrt transformations.
10768 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10770 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10772 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10774 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10775 NULL_TREE when a given tree is not simplified.
10776 (fold): Return the original tree when any of the functions
10777 mentioned above NULL_TREE.
10779 * fold-const.c (fold_unary, fold_binary): Take decomposed
10780 arguments, code, type, op0, and op1 in case of fold_binary.
10781 (fold): Update calls to fold_unary and fold_binary.
10783 2005-03-09 Roger Sayle <roger@eyesopen.com>
10785 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10786 a fndecl and an arglist instead of a CALL_EXPR, exp.
10788 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10790 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10792 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10794 * expr.c (expand_assignment): Remove orig_to_rtx.
10796 * fold-const.c (int_const_binop): Remove no_overflow.
10798 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10800 * loop-iv.c (get_biv_step_1): Remove lhs.
10802 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10804 * real.c (real_nan): Remove neg.
10806 * function.c (thread_prologue_and_epilogue_insns): Remove i
10809 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10812 * tree-eh.c (tree_could_trap_p): Remove idx.
10814 * tree-into-ssa.c (ann): Remove ann.
10816 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10818 * tree-sra.c (decide_block_copy): Remove inst_count.
10820 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10822 * tree-ssa-loop-im.c (lhs): Remove.
10824 * cfgbuild.c (state, STATE, SET_STATE,
10825 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10827 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10828 (find_basic_blocks): Set the state of each basic block to
10831 2005-03-08 Jeff Law <law@redhat.com>
10833 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10834 goto results in the removal of edges in the CFG, then we need
10835 to recompute dominators.
10837 2005-03-09 Ben Elliston <bje@au.ibm.com>
10839 * c-common.c (c_do_switch_warnings): Comment fix.
10841 2005-03-08 Julian Brown <julian@codesourcery.com>
10843 * Patch from 2005-03-08 reverted for causing regressions and
10844 ppc-darwin bootstrap failure.
10846 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10848 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10849 Define the real function for ppc-darwin.
10850 * c-typeck.c (convert_arguments): Check for target-specific
10851 invalid argument call to unprototyped function.
10852 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10854 * target.h (invalid_arg_for_unprototyped_fn): New field
10856 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10857 default target hook.
10858 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10861 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10863 * c-typeck.c (constructor_stack, constructor_range_stack,
10864 initializer_stack): Make them static.
10866 * cfg.c (rbi_pool): Make it static.
10868 * gimple-low.c (lower_stmt_body): Make it static.
10869 * tree-flow.h: Remove the corresponding prototype. Don't
10870 declare lower_data.
10872 * sched-deps.c (cache_size): Make it static.
10874 * stor-layout.c (lang_adjust_rli): Make it static.
10876 2005-03-08 Julian Brown <julian@codesourcery.com>
10878 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10879 from being used for symbols with vague linkage when
10880 HAVE_GAS_COMDAT_GROUP is true.
10882 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10884 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10885 nlabel == JUMP_LABEL (jump).
10887 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10889 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10890 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10891 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10892 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10894 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10897 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10898 * c-common.c (handle_returns_twice): New function.
10899 (c_common_attribute_table): Declare eturns_twice' attribute.
10900 * doc/extend.texi: Document eturns_twice' attribute.
10901 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10902 (struct tree_decl): Add returns_twice_flag.
10904 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10906 * tree-ssa-phiopt.c: Fix a comment typo.
10908 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10909 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10910 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10913 2005-03-08 Richard Henderson <rth@redhat.com>
10915 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10916 builtin codes with ctzdi2, clzdi2, popcountdi2.
10917 (struct alpha_builtin_def): Add is_const.
10918 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10919 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10920 (alpha_init_builtins): Init them. Set nothrow and const attributes
10922 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10923 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10924 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10925 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10926 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10927 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10928 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10929 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10930 (TARGET_FOLD_BUILTIN): New.
10931 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10932 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10934 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10936 2005-03-08 Ira Rosen <irar@il.ibm.com>
10938 PR tree-optimization/20122
10939 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10940 condition of access function instead of base.
10942 2005-03-07 Jeff Law <law@redhat.com>
10943 Steven Bosscher <stevenb@suse.de>
10945 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10946 (find_taken_edge): Call find_taken_edge_computed_goto as
10947 appropriate. Allow any gimple invariant rather than just
10948 INTEGER_CST for VAL.
10949 (cleanup_control_flow): Cleanup a computed goto which has turned
10950 into a simple goto.
10951 (tree_merge_blocks): If block B has any forced labels, move
10952 them to the start of block A.
10953 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10954 computed gotos as well.
10955 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10956 removal of unnecessary computed gotos too.
10957 (lookup_redirection_data): Fix type of INSERT argument. Callers
10960 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10962 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
10963 Remove trailing spaces.
10965 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10966 unshare_all_trees): Make them static.
10967 * tree-gimple.h: Remove the corresponding prototypes.
10969 * diagnostic.h: Remove unused prototype
10970 debug_output_buffer.
10971 * modulo-sched.c: Remove unused prototype
10972 set_row_column_for_ps.
10974 * tree-ssa-phiopt.c (tree_ssa_phiopt,
10975 replace_phi_edge_with_variable): Remove unused variable i.
10977 2005-03-07 Per Bothner <per@bothner.com>
10979 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10981 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
10984 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10985 bbs on the COND_EXPR instead of the PHI_NODEs.
10986 (candidate_bb_for_phi_optimization): Remove.
10987 (replace_phi_with_stmt): Rename to ...
10988 (replace_phi_edge_with_variable): this and change so that we
10989 replace the phi argument instead of removing the PHI.
10990 (conditional_replacement): Change so we deal with PHI with more
10991 than two arguments.
10992 (value_replacement): Likewise.
10993 (abs_replacement): Likewise.
10995 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
10997 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10998 output_e500_flip_gt_bit.
11000 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
11002 (rs6000_generate_compare): Fix logic to look at the correct bits.
11003 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
11005 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
11006 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
11007 gen_move_from_CR_gt_bit.
11009 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
11010 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
11011 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
11013 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
11014 (E500_CR_IOR_COMPARE): New constant.
11016 2005-03-08 Earl Chew <earl_chew@agilent.com>
11017 David Billinghurst <David.Billinghurst@riotinto.com>
11019 * config/i386/host-cygwin.c: New file to support precompiled
11021 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
11022 * config.host: Use above files for cygwin host.
11024 2005-03-07 David Edelsohn <edelsohn@gnu.org>
11026 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
11027 ordering ops from earlier change.
11029 2005-03-07 Per Bothner <per@bothner.com>
11031 Various fixes to allow us to again build if --enable-mapped-location:
11032 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
11033 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
11034 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
11035 local variable loc. Change logic appropriately.
11036 * tree-vect-transform.c (vect_finish_stmt_generation): Use
11037 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
11038 * c-parser.c (c_parser_for_statement): Initialize loc variable.
11039 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
11040 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
11042 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
11044 PR rtl-optimization/19683
11045 * reload1.c (choose_reload_regs): Pass the number of bits, not the
11046 number of bytes, to smallest_int_for_mode. Fix arguments to
11047 REG_CANNOT_CHANGE_MODE_P.
11049 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11051 * reorg.c (relax_delay_slots): Check that the jump is
11052 conditional before trying to invert it.
11054 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11056 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
11059 * calls (stack_arg_under_construction): Make it static.
11061 * flow.c (regs_live_at_setjmp): Make it static.
11062 * flow.h: Remove the corresponding prototype.
11064 * reload1.c (reload_startobj, reload_firstobj,
11065 something_needs_operands_changed, reload_inherited,
11066 reload_inheritance_insn, reload_override_in,
11067 reload_spill_index): Make them static.
11069 * recog.c (verify_changes): Make it static.
11070 * recog.h: Remove the corresponding prototype.
11072 * cfgbuild.c (find_sub_basic_blocks): Remove.
11073 * basic-block.h: Remove the corresponding prototype.
11074 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
11076 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
11078 * tree-ssa-operands.c (check_build_stmt): Remove.
11080 * stor-layout.c (set_alignment): Remove.
11081 * tree.h: Remove the corresponding prototype.
11083 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
11085 * tree-ssa-dce.c (control_dependence_map,
11086 visited_control_parents): Make them static.
11088 * cfghooks.c (verify_flow_info): Remove local variable
11091 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
11094 * loop-unswitch.c (unswitch_loop): Remove local variable src.
11096 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
11098 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
11100 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
11102 * config/ia64/hpux.h (LINK_SPEC): Add -z.
11103 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
11104 PARALLEL for an empty structure.
11106 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11108 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
11110 * fold-const.c (fold_binary): Unroll the very first "for"
11113 2005-03-06 David Edelsohn <edelsohn@gnu.org>
11115 * config/rs6000/predicates.md (branch_comparison_operator): Remove
11116 redundant match_code test.
11117 (scc_comparison_operator): Swap match_operand and match_code
11119 (branch_positive_comparison_operator): Same.
11120 (trap_comparison_operator): Use comparison_operator and swap with
11123 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
11126 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
11127 (out_movhi_r_mr): Read low byte of volatile MEM first.
11128 (out_movhi_mr_r): Write high byte of volatile MEM first.
11130 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11132 * cselib.c (reg_values, reg_values_size): Make them static.
11134 * cse.c (cse_reg_info_table): Make it static.
11136 * fold-const.c (fold_unary): Use build1 instead of copy_node.
11138 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
11140 * cse.c (find_best_addr): Use canon_for_address.
11142 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11144 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
11145 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
11146 SUBREG and MEM, respectively.
11148 * fold-const.c (fold_binary): Use code instead of t.
11150 * fold-const.c (optimize_minmax_comparison): Take decomposed
11151 arguments code, type, op0, and op1 instead of t.
11152 (fold_binary): Update a call to optimize_minmax_comparison.
11154 * fold-const.c (fold_range_test): Take decomposed arguments
11155 code, type, op0, and op1 instead of t.
11156 (fold_binary): Update a call to fold_range_test.
11158 * fold-const.c (fold_binary_op_with_conditional_arg): Take
11159 decomposed arguments code, type, op0, and op1 instead of t.
11160 (fold_binary): Update a call to fold_range_test.
11162 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11164 * fold-const.c (fold_binary): Avoid directly using the original
11165 expression t as much as possible.
11167 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11169 * c-semantics.c (build_stmt): Use TYPE_P instead of
11170 IS_NON_TYPE_CODE_CLASS.
11171 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
11172 (NON_TYPE_CHECK): Use TYPE_P instead of
11173 IS_NON_TYPE_CODE_CLASS.
11175 * fold-const.c (fold): Remove handling of binary expressions.
11177 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
11179 * doc/c-tree.texi: Wrap comments in @r{}.
11180 * doc/cpp.texi: Likewise.
11181 * doc/cppinternals.texi: Likewise.
11182 * doc/extend.texi: Likewise.
11183 * doc/md.texi: Likewise.
11184 * doc/objc.texi: Likewise.
11185 * doc/sourcebuild.texi: Likewise.
11186 * doc/tm.texi: Likewise.
11187 * doc/tree-ssa.texi
11189 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11191 * predict.c (apply_return_prediction): Standardize PHI chain
11193 * tree-ssa.c (ssa_redirect_edge): Likewise.
11195 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
11196 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
11199 * tree-phinodes.c (remove_phi_node): Drop the last argument.
11200 * tree-flow.h: Adjust the prototype for remove_phi_node.
11201 * lambda-code.c (perfect_nestify): Adjust a call to
11204 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
11205 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
11207 * tree-ssa-dce.c (remove_dead_phis): Likewise.
11208 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
11209 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
11210 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
11212 * combine.c (simplify_and_const_int): Use gen_int_mode instead
11213 of GEN_INT (trunc_int_for_mode (...)).
11214 * loop-iv.c (iv_number_of_iterations): Likewise.
11215 * postreload.c (reload_cse_move2add): Likewise.
11216 * simplify-rtx.c (simplify_const_unary_operation,
11217 simplify_const_binary_operation): Likewise.
11218 * stor-layout.c (get_mode_bounds): Likewise.
11220 * fold-const.c (fold_binary): New.
11221 (fold): Call fold_binary on binary expressions.
11223 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
11225 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
11226 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
11227 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
11228 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
11229 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
11231 2005-03-04 Devang Patel <dpatel@apple.com>
11233 PR tree-optimization/18815
11234 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11235 loops with zero exit edges.
11237 2005-03-04 Devang Patel <dpatel@apple.com>
11239 * doc/invoke.texi: Remove reference to webpage that does not exist.
11241 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
11242 Joseph S. Myers <joseph@codesourcery.com>
11245 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
11246 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
11247 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
11248 * pa.c (get_plabel): Change argument to symbol_ref. Call
11249 maybe_get_identifier instead of get_identifier.
11250 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
11251 (struct deferred_plabel): Replace name field with symbol field.
11252 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
11253 ASM_OUTPUT_EXTERNAL_REAL is defined.
11254 (output_global_address): Use output_addr_const for output of all
11256 (output_deferred_plabels): Use symbol_ref instead of name for address
11258 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
11259 ASM_OUTPUT_SYMBOL_REF): New macros.
11260 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
11262 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
11265 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
11267 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
11268 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
11270 2005-03-04 Jeff Law <law@redhat.com>
11272 * basic-block.h (rediscover_loops_after_threading): Declare.
11273 * tree-ssa-dom.c: Include cfgloop.h.
11274 (tree_ssa_dominator_optimize): Discover loops and some basic
11275 properties. Remove forwarder blocks recreated by loop header
11276 canonicalization. Also mark backedges in the CFG.
11277 * tree-ssa-threadupdate.c: Include cfgloop.h
11278 (rediscover_loops_after_threading): Define.
11279 (struct local_info): New field, JUMP_THREADED.
11280 (prune_undesirable_thread_requests): New function.
11281 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
11282 then record that fact for the callers of redirct_edges.
11283 (thread_block): If BB has incoming backedges, then call
11284 prune_undesirable_thraed_requests. Note when we are
11285 going to have to rediscover loop information. Return a
11286 boolean indicating if any jumps were threaded.
11287 (thread_through_all_blocks): Bubble up boolean indicating
11288 if any jumps were threaded.
11289 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
11290 (tree-ssa-threadupdate.o): Similarly.
11292 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11294 * fold-const.c (fold_ternary): Unroll the "for" loop to
11297 2005-03-04 Andrew Haley <aph@redhat.com>
11299 * unwind-dw2-fde-glibc.c (struct
11300 unw_eh_callback_data.check_cache): New field.
11301 (frame_hdr_cache): New.
11302 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
11303 Cache frame header info.
11305 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
11307 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
11308 (print_c_condition): Declare.
11309 * read-rtl.c (ptr_loc): New structure.
11310 (ptr_locs, ptr_loc_obstack, joined_conditions)
11311 (joined_conditions_obstack): New variables.
11312 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
11313 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
11314 (join_c_conditions, print_c_condition): New functions.
11315 (apply_macro_to_string): Associate the new string with the same
11316 source location as the old one.
11317 (add_condition_to_string): Use join_c_conditions.
11318 (read_string): Use set_rtx_ptr_loc to record a filename and line
11319 number for the string.
11320 (read_rtx): Initialize the new variables above.
11321 * genattrtab.c (write_test_expr, write_attr_value): Use
11323 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
11324 comment above the GCC_VERSION check.
11325 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
11326 Inline the definition of MAYBE_EVAL.
11327 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
11328 * genoutput.c (process_template): Likewise.
11329 * genpreds.c (write_predicate_subfunction): Likewise.
11330 (write_predicate_expr): Use print_c_condition.
11331 * genrecog.c (write_cond): Likewise.
11332 * gensupport.c (process_rtx): Use join_c_conditions to join the
11333 conditions of a define_insn_and_split. Record a source location
11334 for the string after the "&&".
11335 (alter_test_for_insn): Use join_c_conditions.
11337 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
11340 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11341 PR tree-optimization/15784
11342 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11345 2005-03-04 Ben Elliston <bje@au.ibm.com>
11347 * gcc.c (option_map): Add --coverage.
11348 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
11349 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11350 * config/darwin.h: Pass -lgcov for `coverage'.
11351 * doc/invoke.texi (Debugging Options): Document --coverage.
11353 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11355 * gcse.c (bypass_block): Use find_edge wherever possible.
11357 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11361 * c-opts.c (c_common_parse_file): Call start_source_file
11362 and end_source_file at the approriate times.
11364 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11365 the main file, it will be done for us now.
11367 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11369 * fold-const.c (fold_ternary): New.
11370 (fold): Call fold_ternary on ternary expressions. Remove
11371 handling of ternary expressions.
11373 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11375 PR tree-optimization/15784
11376 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11379 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11381 * config/rs6000/predicates.md (branch_comparison_operator):
11382 Convert from C block to conditional format.
11384 2005-03-03 Jan Hubicka <jh@suse.cz>
11386 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11387 and non-constant public variables.
11389 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11391 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11394 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11397 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11398 calls to release_ssa_name and release_phi_node.
11400 * fold-const.c (fold): Remove handling of unary expressions.
11402 * fold-const.c (fold_unary): Avoid directly using the original
11403 expression t as much as possible.
11405 2005-03-03 Roger Sayle <roger@eyesopen.com>
11406 Andrew Pinski <pinskia@physics.uc.edu>
11408 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11409 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11411 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11413 Describe special registers SRP and MOF as allocatable registers.
11414 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11415 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11416 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11417 TARGET_HAS_MUL_INSNS.
11418 (cris_print_operand) <case 'd'>: New case.
11419 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11420 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11422 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11423 (REG_ALLOC_ORDER): Update for MOF.
11424 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11426 (GENERAL_REGS): No longer a define of ALL_REGS.
11427 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11428 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11429 Adjust accordingly.
11430 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11431 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11432 (SECONDARY_RELOAD_CLASS): Define.
11433 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11434 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11435 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11436 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11437 (REGISTER_MOVE_COST): Define.
11438 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11439 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11440 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11441 (CRIS_MOF_REGNUM): New define_constants.
11442 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11444 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11446 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11447 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11448 Adjust for MOF being properly described as a register.
11449 (indir_to_reg_split): Name this split. Conditionalize on the
11450 destination register being a general register.
11451 (movei): Conditionalize on on operands 0 and 1 having the same
11454 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11457 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11458 -mcpu to override any other explicitly given flags.
11460 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11462 * recog.c (verify_changes, confirm_change_group): New functions,
11463 broken out of apply_change_group.
11464 (apply_change_group): Use them.
11465 * recog.h (verify_change, confirm_change_group): Declare.
11466 * rtl.h (redirect_jump_2): Declare.
11467 * jump.c (redirect_exp, invert_exp): Delete.
11468 (invert_exp_1): Take second parameter. Return value. Changed caller.
11469 (redirect_jump_2): New function, broken out of redirect_jump.
11470 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11471 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11472 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11474 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11476 * varasm.c (named_section): Use xstrdup rather than doing it by
11479 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11481 2005-03-02 Devang Patel <dpatel@apple.com>
11483 Undo PR tree-optimization/18815 fix.
11485 2005-03-02 Devang Patel <dpatel@apple.com>
11487 PR tree-optimization/18815
11488 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11489 loops with zero exit edges.
11491 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11493 * cfg.c (connect_src, connect_dest, disconnect_src,
11494 disconnct_dest): New.
11495 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11496 redirect_edge_pred): Use the new functions.
11498 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11499 free_dominance_info only when needed.
11501 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11504 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11505 (reg_or_sub_cint64_operand): Same.
11507 2005-03-02 Jeff Law <law@redhat.com>
11509 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11510 CFG_ALTERED in the main DOM iteration loop.
11512 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11515 * varasm.c (initializer_constant_valid_p): Allow conversions
11516 between OFFSET_TYPEs. Tidy.
11518 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11520 * config/cris/cris.md ("return"): Remove epilogue delay list
11523 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11525 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11527 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11529 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11531 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11532 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11533 config/m68k/m68k.c, config/mips/mips.h,
11534 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11535 doc/include/gcc-common.texi: Update copyright.
11537 PR middle-end/18029 and PR middle-end/18030
11538 * expr.c (optimize_bitfield_assignment_op): Add a special case
11539 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11541 * fold-const.c (fold_unary): New.
11542 (fold): Call fold_unary on unary expressions.
11544 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11546 * cgraph.h (struct cgraph_edge): Add prev_caller and
11547 prev_callee fields.
11548 (cgraph_node_remove_callees): Export.
11549 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11551 (cgraph_edge_remove_callee): New function.
11552 (cgraph_edge_remove_caller): Likewise.
11553 (cgraph_remove_edge): Use.
11554 (cgraph_redirect_edge_callee): Likewise.
11555 (cgraph_node_remove_callees): New function.
11556 (cgraph_node_remove_callers): Likewise.
11557 (cgraph_remove_node): Use.
11558 * tree-optimize.c (tree_rest_of_compilation): Use
11559 cgraph_node_remove_callees instead of manual loop.
11560 * cgraphunit.c (cgraph_finalize_function): Likewise.
11561 (cgraph_expand_function): Likewise.
11562 (cgraph_remove_unreachable_nodes): Likewise.
11564 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11567 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11569 * c-decl.c (undeclared_variable): Take location as argument.
11570 * c-typeck.c (build_external_ref): Likewise.
11571 * c-parser.c (c_parser_postfix_expression): Pass location of
11572 identifier to build_external_ref.
11574 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11576 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11577 CCEQ mode for branch_positive_comparison_operator test.
11578 * config/rs6000/predicates (branch_comparison_operator): Revert to
11580 (scc_comparison_operator): Same.
11581 (branch_positive_comparison_operator): Same.
11583 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11585 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11586 (cris_delay_slots_for_epilogue): Remove.
11587 (save_last): Move into cris_target_asm_function_epilogue.
11588 (cris_target_asm_function_epilogue): Remove tests for file being
11590 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11591 (cris_delay_slots_for_epilogue): Remove prototypes.
11592 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11593 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11595 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11597 * config/rs6000/predicates.md (branch_comparison_operator): Change
11598 to define_special_predicate.
11599 (scc_comparison_operator): Same.
11600 (branch_positive_comparison_operator): Same.
11602 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11604 * Makefile.in (tree-ssa-sink.o): New.
11605 (OBJS-common): Add tree-ssa-sink.o.
11606 * common.opt: Add -ftree-sink
11607 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11608 * timevar.def (TV_TREE_SINK): new timevar.
11609 * tree-flow.h (is_hidden_global_store): Prototype.
11610 * tree-optimize.c (init_tree_optimization_passes): Add
11612 * tree-pass.h (pass_sink_code): New.
11613 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11614 for non-obvious global store store to is_hidden_global_store, and
11615 call that new function.
11616 * tree-ssa-sink.c: New file.
11617 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11618 * doc/passes.texi: Document forward store motion.
11619 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11620 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11621 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11622 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11624 2005-03-01 Per Bothner <per@bothner.com>
11626 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11627 and we have a non-zero column-number, add it to the message.
11628 Also factor out the diagnostic_kind_text.
11630 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11632 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11633 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11634 flow_loop_scan): Removed.
11635 (flow_loop_dump): Do not dump removed fields.
11636 (flow_loop_free): Do not free removed fields.
11637 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11638 (loop_exit_edge_p): New function.
11639 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11640 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11641 num_exits, exits_doms.
11642 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11643 LOOP_EDGES, LOOP_ALL): Removed.
11644 (flow_loop_scan): Declaration removed.
11645 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11646 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11648 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11649 (if_convert): Call flow_loops_find and flow_loops_free
11650 when calling mark_loop_exit_edges.
11651 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11652 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11653 free_dominance_info calls.
11654 * loop-init.c (flow_loops_find): Ditto.
11655 * passes.c (rest_of_handle_branch_prob): Ditto.
11656 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11657 * loop-unroll.c (analyze_insns_in_loop): Do not use
11659 * predict.c (predict_loops): Do not call flow_loop_scan.
11660 Use get_loop_exit_edges.
11661 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11662 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11663 Do not use EDGE_LOOP_EXIT.
11664 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11665 to bb_with_exit_edge_p.
11666 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11667 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11668 to bb_with_exit_edge_p.
11669 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11671 * tree-loop-linear.c (linear_transform_loops): Do not call
11672 flow_loop_scan. Use loop->single_exit.
11673 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11674 (vect_analyze_loop_form): Do not call flow_loop_scan.
11675 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11677 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11679 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11680 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11681 slpeel_tree_duplicate_loop_to_edge_cfg,
11682 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11683 Use loop_preheader_edge and loop->single_exit. Do not call
11686 2005-03-01 Nick Clifton <nickc@redhat.com>
11688 * config/arm/arm.c (thumb_find_work_register): Check all of the
11689 argument registers to see if they are free, and a couple of
11690 special cases where the last argument register but can be proved
11691 to be available during the function's prologue.
11692 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11693 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11694 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11696 (thumb_compute_save_reg_mask): Likewise. Also use
11697 thumb_find_work_register() to ensure that there is agreement about
11698 which work register is going to be used in the prologue.
11699 (thumb_output_function_prologue): Use unsigned long as the type
11700 for the register bit-mask. Also delay pushing the link register if
11701 other high registers are going to be pushed.
11702 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11703 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11704 redundant prototypes.
11706 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11709 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11710 and after reload in REG+REG indexed addresses without REG_POINTER
11711 set in the base and not set in the index.
11713 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11715 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11716 Don't undefine here.
11717 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11718 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11719 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11720 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11721 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11723 * config.gcc (sh*-*-linux*): Use config/linux.h.
11725 2005-02-28 Dale Johannesen <dalej@apple.com>
11726 Stan Shebs <shebs@apple.com>
11728 Rewrite of 64-bit Darwin structure-by-value pass/return.
11729 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11730 intoffset, use_stack, named.
11731 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11732 (rs6000_darwin64_record_arg_advance_flush): New.
11733 (rs6000_darwin64_record_arg_advance_recurse): New.
11734 (rs6000_darwin64_record_arg_flush): New.
11735 (rs6000_darwin64_record_arg_recurse): New.
11736 (rs6000_darwin64_record_arg): New.
11737 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11738 (function_arg_boundary): Handle 128-bit aligned structs.
11739 (function_arg_advance): Rewrite darwin64 struct handling.
11740 (function_arg): Call rs6000_darwin64_record_arg.
11741 (function_arg_partial_nregs): Handle darwin64 structs.
11742 (rs6000_darwin64_function_value): Remove.
11743 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11745 2005-02-28 Roger Sayle <roger@eyesopen.com>
11747 PR tree-optimization/20216
11748 * tree-chrec.c (tree_fold_factorial): Delete.
11749 (tree_fold_binomial): Change argument list to take a return type
11750 and change the type of K to unsigned int. Rewrite to avoid explicit
11751 evaluation of factorials, and (recursively) calling fold to perform
11752 compile-time arithmetic. Return NULL on (internal) overflow.
11753 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11754 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11755 if any intermediate calculation overflows.
11756 (chrec_apply): Update call to chrec_evaluate.
11758 2005-02-28 James E Wilson <wilson@specifixinc.com>
11760 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11762 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11765 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11766 instead of NULL_TREE on error.
11768 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11770 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11771 (EASY_VECTOR_15_ADD_SELF): Remove.
11772 (num_insns_constant_wide): Not static.
11773 (validate_condition_mode): Not static.
11774 (toc_relative_expr_p): Not static.
11775 (legitimate_indirect_address_p): Not static.
11776 (macho_lo_sum_memory_operand): Not static.
11777 (invalid_e500_subreg): Not static.
11778 (easy_vector_same): Not static.
11779 (easy_vector_splat_const): Not static.
11780 (RS6000_SYMBOL_REF_TLS_P): Remove.
11781 (any_operand): Delete.
11782 (any_parallel_operand): Delete.
11783 (count_register_operand): Delete.
11784 (altivec_register_operand): Delete.
11785 (xer_operand): Delete.
11786 (s8bit_cint_operand): Delete.
11787 (short_cint_operand): Delete.
11788 (u_short_cint_operand): Delete.
11789 (non_short_cint_operand): Delete.
11790 (exact_log2_cint_operand): Delete.
11791 (gpc_reg_operand): Delete.
11792 (cc_reg_operand): Delete.
11793 (cc_reg_not_cr0_operand): Delete.
11794 (reg_or_short_operand): Delete.
11795 (reg_or_neg_short_operand): Delete.
11796 (reg_or_aligned_short_operand): Delete.
11797 (reg_or_u_short_operand): Delete.
11798 (reg_or_cint_operand): Delete.
11799 (reg_or_arith_cint_operand): Delete.
11800 (reg_or_add_cint64_operand): Delete.
11801 (reg_or_sub_cint64_operand): Delete.
11802 (reg_or_logical_cint_operand): Delete.
11803 (got_operand): Delete.
11804 (got_no_const_operand): Delete.
11805 (easy_fp_constant): Delete.
11806 (easy_vector_constant): Delete.
11807 (easy_vector_constant_add_self): Delete.
11808 (zero_constant): Delete.
11809 (zero_fp_constant): Delete.
11810 (volatile_mem_operand): Delete.
11811 (offsettable_mem_operand): Delete.
11812 (mem_or_easy_const_operand): Delete.
11813 (add_operand): Delete.
11814 (non_add_cint_operand): Delete.
11815 (logical_operand): Delete.
11816 (non_logical_cint_operand): Delete.
11817 (mask_operand): Delete.
11818 (mask_operand_wrap): Delete.
11819 (mask64_operand): Delete.
11820 (mask64_2_operand): Delete.
11821 (and64_operand): Delete.
11822 (and64_2_operand): Delete.
11823 (and_operand): Delete.
11824 (reg_or_mem_operand): Delete.
11825 (lwa_operand): Delete.
11826 (symbol_ref_operand): Delete.
11827 (call_operand): Delete.
11828 (current_file_function_operand): Delete.
11829 (input_operand): Delete.
11830 (rs6000_nonimmediate_operand): Delete.
11831 (rs6000_tls_symbol_ref): Delete.
11832 (save_world_operation): Delete.
11833 (restore_world_operation): Delete.
11834 (load_multiple_operation): Delete.
11835 (store_multiple_operation): Delete.
11836 (vrsave_operation): Delete.
11837 (mfcr_operation): Delete.
11838 (mtcrf_operation): Delete.
11839 (lmw_operation): Delete.
11840 (stmw_operation): Delete.
11841 (branch_comparison_operator): Delete.
11842 (branch_positive_comparison_operator): Delete.
11843 (scc_comparison_operator): Delete.
11844 (trap_comparison_operator): Delete.
11845 (boolean_operator): Delete.
11846 (boolean_or_operator): Delete.
11847 (min_max_operator): Delete.
11848 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11849 (EASY_VECTOR_15): Moved to here.
11850 (EASY_VECTOR_15_ADD_SELF): Move to here.
11851 (PREDICATE_CODES): Delete.
11852 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11853 Declare functions no longer static.
11854 * config/rs6000/predicates.md: New.
11855 * config/rs6000/rs6000.md: Include predicates.md
11857 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11859 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11860 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11862 * cfgrtl.c (need_fake_edge_p): Likewise.
11863 * combine.c (distribute_notes): Likewise.
11864 * emit-rtl.c (try_split): Likewise.
11865 * recog.c (peephole2_opimize): Likewise.
11866 * reg-notes.def (ALWAYS_RETURN): Remove.
11867 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11868 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11869 * tree.h (ECF_ALWAYS_RETURN): Remove.
11871 2005-02-28 Roger Sayle <roger@eyesopen.com>
11873 PR middle-end/19874
11874 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11875 between different machine modes is never a "useless" conversion.
11877 2005-02-28 Geert Bosch <bosch@gnat.com>
11880 * doc/contrib.texi: List contributors for Ada front end
11882 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11884 * simplify-rtx.c (simplify_unary_operation_1,
11885 simplify_const_unary_operation): New, extracted from...
11886 (simplify_unary_operation): ... this one.
11887 (simplify_binary_operation_1,
11888 simplify_const_binary_operation): New, extracted from...
11889 (simplify_binary_operation): ... this one.
11890 * rtl.h (simplify_const_unary_operation,
11891 simplify_const_binary_operation): Add prototypes.
11893 2005-02-28 Julian Brown <julian@codesourcery.com>
11895 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11896 building libjava and caused PR regression/20228.
11898 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11901 * Makefile.in (host_subdir): New.
11902 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11903 * configure: Regenerate.
11905 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11907 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11908 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11909 installation directory first.
11911 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11914 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11915 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11916 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11917 * config/cris/cris.md: Tweak comments referring to Q.
11918 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11919 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11920 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11921 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11922 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11923 Insert spaces in constraints to align alternatives vertically for
11925 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11928 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11930 PR rtl-optimization/17728
11931 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11932 operand 0 from general_operand to move_dest_operand.
11934 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11936 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11937 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11938 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11939 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11941 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11943 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11944 * configure: Regenerate.
11945 * libada-mk.in: Remove CC; rename
11946 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11948 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11951 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11952 for the lhs, also walk over the tree. Likewise for rhs.
11954 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11956 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11957 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11958 Do not propagate value of iv before increment over the increment.
11960 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
11962 * c-parser.c: New file.
11963 * c-parse.in: Remove.
11964 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11966 (c-parser.o): Add dependencies.
11967 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11968 maintainer-clean, TAGS): Update.
11969 * c-config-lang.in (gtfiles): Update.
11970 * gengtype-lex.l: Don't handle "@@".
11971 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11972 objc_build_synchronized, objc_begin_try_stmt,
11973 objc_begin_catch_clause, objc_finish_catch_clause,
11974 objc_build_finally_clause, objc_finish_try_stmt): New.
11975 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11977 (c_parse_init): Update comment.
11978 * c-decl.c (c_init_decl_processing): Update comment.
11979 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11980 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11981 new c_declspecs members.
11983 2005-02-25 Julian Brown <julian@codesourcery.com>
11985 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11986 from being used for symbols with vague linkage when
11987 HAVE_GAS_COMDAT_GROUP is true.
11989 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11991 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11993 2005-02-25 Steve Ellcey <sje@cup.hp.com>
11996 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11997 (LIBGCC2_HAS_DF_MODE): New.
11998 (LIBGCC2_HAS_XF_MODE): New.
11999 (LIBGCC2_HAS_TF_MODE): New.
12000 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12001 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12002 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12003 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12004 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
12005 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
12006 and add _fixtfdi, _fixunstfdi, _floatditf
12007 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
12008 L_fixunstfdi, L_floatditf.
12009 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
12010 (LIBGCC2_HAS_TF_MODE): Define.
12012 2005-02-25 Diego Novillo <dnovillo@redhat.com>
12014 PR tree-optimization/20204
12015 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
12016 REWRITE_THIS_STMT markers on PHI nodes.
12017 (rewrite_initialize_block): Likewise.
12019 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12021 * version.c (version_string): Update to 4.1.
12023 2005-02-25 Paolo Carlini <pcarlini@suse.de>
12025 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
12026 Clarify that the alternative way doesn't work in GNU C++.
12028 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12030 PR tree-optimization/19937
12031 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
12032 to the type of the induction variable.
12034 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
12036 PR rtl-optimization/20117
12037 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
12038 the block including noncopyable insn.
12040 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12042 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
12043 calls to find_reg_note.
12045 2005-02-24 Richard Henderson <rth@redhat.com>
12048 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
12051 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
12053 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
12054 vector types if to use base reg for misaligned non-word ld/std.
12056 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12059 * config/cris/cris.c (cris_target_asm_function_prologue): Create
12060 dwarf2 label manually and put it after, not before the prologue.
12062 2005-02-24 David Edelsohn <edelsohn@gnu.org>
12065 * reload.c (operands_match_p): Only increment register number for
12066 SCALAR_INT_MODE_P modes in multiple hard registers.
12068 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
12071 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12073 * ChangeLog.5: Fix log message typo(s).
12074 * ChangeLog.7: Likewise.
12075 * ChangeLog.tree-ssa: Likewise.
12076 * cfgexpand.c: Fix comment typo(s).
12077 * conflict.c: Likewise.
12078 * defaults.h: Likewise.
12079 * dwarf2out.c: Likewise.
12080 * gcse.c: Likewise.
12081 * ggc-page.c: Likewise.
12082 * tree-eh.c: Likewise.
12083 * tree-ssa-dom.c: Likewise.
12085 2005-02-24 Jakub Jelinek <jakub@redhat.com>
12088 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
12089 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
12090 if SHARED is defined.
12093 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
12094 allow splitting only if operands 0 and 3 don't overlap.
12096 2005-02-24 Richard Henderson <rth@redhat.com>
12098 PR middle-end/19953
12099 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
12100 (fold_builtin_1): Call them.
12101 * fold-const.c (fold_complex_mult_parts): Split out from ...
12102 (fold_complex_mult): ... here. Fix typo in both imaginary case.
12103 (fold_complex_div_parts, fold_complex_div): New.
12105 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
12107 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12109 * tree-ssa-ccp.c (visit_assignment): Verify that result of
12110 VIEW_CONVERT_EXPR is_gimple_min_invariant.
12112 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
12113 (print_node): Likewise.
12114 Print TYPE_SIZES_GIMPLIFIED.
12116 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12118 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
12119 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
12120 operands as commutative in constraints.
12122 2005-02-24 Diego Novillo <dnovillo@redhat.com>
12124 * tree-into-ssa.c: Re-organize internal functions.
12126 2005-02-24 Richard Henderson <rth@redhat.com>
12128 PR middle-end/18902
12129 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
12131 * common.opt (fcx-limited-range): New.
12132 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
12133 * toplev.c (flag_complex_method): Initialize to 1.
12134 (process_options): Set flag_complex_method to 0 if
12135 flag_cx_limited_range.
12136 * doc/invoke.texi (-fcx-limited-range): New.
12138 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12140 * cse.c (delete_trivially_dead_insns): Speed up by using
12141 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
12144 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
12146 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
12147 functions when -mid-shared-library is being used.
12149 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12151 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
12152 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
12153 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
12154 * system.h: Poison LINK_LIBGCC_SPECIAL.
12156 2005-02-23 James E Wilson <wilson@specifixinc.com>
12158 * gengtype.c (note_insn_name): Make 1 element larger.
12160 2005-02-23 Roger Sayle <roger@eyesopen.com>
12163 PR rtl-optimization/20097
12164 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12165 BImode SUBREGs of SImode registers which confuse the ia64 backend.
12167 2005-02-23 David Edelsohn <edelsohn@gnu.org>
12169 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
12170 * t-aix52 (SHLIB_INSTALL): Same.
12172 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
12174 * genpreds.c: Update copyright.
12176 2005-02-23 Michael Beach <michaelb@ieee.org>
12179 * config/sparc/t-elf (startup files): Assemble with CPP.
12181 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
12183 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
12184 (write_predicate_expr): Likewise.
12186 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12188 PR tree-optimization/20100
12189 PR tree-optimization/20115
12190 * tree-optimize.c (init_tree_optimization_passes): Remove
12191 pass_maybe_create_global_var.
12192 * tree-pass.h (pass_maybe_create_global_var): Remove.
12193 * tree-ssa-alias.c (aliases_computed_p): Declare.
12194 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
12195 (count_calls_and_maybe_create_global_var): Remove.
12196 (pass_maybe_create_global_var): Remove.
12197 (init_alias_info): Do not declare aliases_computed_p.
12198 (maybe_create_global_var): If the function contains no
12199 call-clobbered variables and a mix of pure/const and regular
12200 function calls, create .GLOBAL_VAR.
12201 Mark all call-clobbered variables for renaming.
12202 (merge_pointed_to_info): Update comment.
12203 (add_pointed_to_var): Likewise.
12204 (is_escape_site): Likewise.
12205 Accept struct alias_info * instead of size_t *.
12207 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
12209 * tree-ssa-operands.c (get_call_expr_operands): If
12210 ALIASES_COMPUTED_P is false, do not add call-clobbering
12212 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
12213 (delete_tree_ssa): Likewise.
12215 2005-02-22 James E Wilson <wilson@specifixinc.com>
12217 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
12218 (do_compile): Do call it here.
12220 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12222 PR rtl-optimization/20017.
12223 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
12224 rest_of_handle_cse2, rest_of_handle_gcse): Call
12225 delete_dead_jumptables immediately before calling cleanup_cfg.
12227 2005-02-22 Devang Patel <dpatel@apple.com>
12230 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
12233 2005-02-22 David Edelsohn <edelsohn@gnu.org>
12235 * config/rs6000/aix.h (WINT_TYPE): Define.
12237 2005-02-22 Stan Shebs <shebs@apple.com>
12239 * config/rs6000/rs6000.c (rs6000_override_options): Default to
12240 natural alignment for 64-bit Darwin.
12241 (rs6000_parse_alignment_option): Warn about uses of -malign-power
12243 * doc/invoke.texi: Document this.
12245 2005-02-22 DJ Delorie <dj@redhat.com>
12247 * c-common.c (c_common_type_for_mode): Pass the mode's precision
12248 to make_[un]signed_type, not the mode itself.
12250 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12252 * cfg.c (cached_make_edge): Call make_edge if edge cache is
12253 not available. Use tail calls wherever possible.
12254 (make_edge): Call unchecked_make_edge to create an edge.
12256 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
12257 (coalesce_ssa_name): Don't check for
12258 SSANORM_USE_COALESCE_LIST.
12259 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
12261 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12263 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
12264 (rewrite_into_ssa): ... here.
12266 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
12268 PR tree-optimization/19786
12269 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
12270 tag to another's may-alias bitmap when adding to the other's list.
12272 2005-02-21 DJ Delorie <dj@redhat.com>
12274 * tree-ssa-loop-ivopts.c (computation_cost): Start register
12275 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
12276 registers in unsupported ways.
12277 * expmed.c (init_expmed): Likewise.
12279 2005-02-21 Stan Cox <scox@redhat.com>
12281 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
12283 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12285 * tree-cfg.c (fold_cond_expr_cond): New.
12286 (make_edges): Call fold_cond_expr_cond.
12287 (find_taken_edge): Accept nothing but INTEGER_CST.
12288 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
12290 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
12292 * flow.c (delete_dead_jumptables): Speed up by scanning insns
12293 that do not belong to any basic block.
12295 2005-02-21 Jeff Law <law@redhat.com>
12297 * cfganal.c (find_unreachable_blocks): Manually CSE load of
12300 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12302 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
12303 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
12304 Adjust their definitions.
12305 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
12306 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
12308 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
12309 genautomata.c, langhooks.c, langhooks.h, system.h,
12310 config/arm/lib1funcs.asm: Update copyright.
12312 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12314 * dbxout.c (dbxout_function_end): Emit Lscope label always.
12316 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
12319 * doc/install.texi: Document --with-gc.
12321 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
12323 * simplify-rtx.c (simplify_unary_operation): Add a missing
12326 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12328 PR tree-optimization/18663
12329 * tree-ssa-dom.c (extract_range_from_cond): Return 0
12330 if the type has variable bounds.
12332 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
12334 * gcse.c: Remove an obsolete comment.
12336 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
12338 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
12340 * doc/extend.texi (Function Attributes) <Attribute const>: The
12341 attribute "pure" is below this text, not above.
12343 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12345 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
12346 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
12347 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
12349 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12352 * langhooks.h (struct lang_hooks): Add to_target_charset.
12353 * langhooks.c (lhd_to_target_charset): New function.
12354 * langhooks-def.h: Declare lhd_to_target_charset.
12355 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12356 (LANG_HOOKS_INITIALIZER): Update.
12357 * c-common.c (c_common_to_target_charset): New function.
12358 * c-common.h: Declare it.
12359 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12360 c_common_to_target_charset.
12362 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12363 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12364 Delete definitions.
12365 * system.h: Poison them.
12366 * doc/tm.texi: Don't discuss them.
12367 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12368 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12369 (pp_c_char): Do not attempt to generate letter escapes for
12371 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12372 * config/mips/mips.c (mips_output_ascii): Likewise.
12374 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12376 PR tree-optimization/19951
12377 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12380 2005-02-19 Steven Bosscher <stevenb@suse.de>
12382 PR middle-end/19698
12383 * function.h (struct function): New field `max_loop_depth'.
12384 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12385 (flow_loops_find): Reset the max loop depth count before finding loops.
12386 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12387 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12388 (calculate_global_regs_live): Make sure the loop will terminate
12389 when the initial sets are not empty.
12391 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12393 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12395 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12397 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12400 * doc/invoke.texi: Remove documentation of %M spec.
12402 (init_spec): Remove %M suffix from -lgcc_s.
12403 (do_spec_1): Remove 'M' case.
12404 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12405 to put shared libraries in the multilib directory. Remove the
12406 shlib_so_soname substitution variable. Don't add a multilib encoding
12407 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12408 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12409 SHLIB_INSTALL as well as SHLIB_LINK.
12410 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12411 (SHLIB_NAME): Delete.
12412 (SHLIB_DIR): New macro.
12413 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12414 (SHLIB_INSTALL): Adjust accordingly.
12415 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12416 * config/t-slibgcc-sld: Likewise.
12417 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12418 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12419 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12421 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12422 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12423 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12424 Use @shlib_base_name@ instead of @shlib_so_name@.
12425 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12426 and @shlib_base_name@.so in @multilib_dir@.
12427 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12428 to the install path.
12429 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12430 (SHLIB_LINK): Remove previous workaround.
12431 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12432 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12433 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12435 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12436 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12437 (SHLIB_INSTALL): Adjust accordingly.
12438 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12439 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12440 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12441 config/t-slibgcc-elf-ver.
12443 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12444 Jakub Jelinek <jakub@redhat.com>
12446 PR tree-optimization/19828
12447 * tree-ssa-loop-im.c: Add a TODO comment.
12448 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12449 without side-effects.
12451 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12453 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12456 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12458 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12459 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12460 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12462 (ia64_reorg): Delete fixup_errata call.
12463 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12464 (TARGET_SWITCHES): Delete -mb-step entry.
12466 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12469 * c-typeck.c (composite_type): Handle quals in transparent unions.
12470 (type_lists_compatible_p): Likewise.
12472 2005-02-18 Stan Shebs <shebs@apple.com>
12474 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12475 expressions in the .literal8 section.
12477 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12479 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12481 2005-02-18 Roger Sayle <roger@eyesopen.com>
12483 * fold-const.c (constant_boolean_node): Always create values of the
12484 specified type, don't bother calling truthvalue_conversion.
12486 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12488 * except.c (output_function_exception_table): Call
12489 assemble_external_libcall (eh_personality_libfunc).
12491 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12494 * config/ia64/ia64.h (struct machine_function): Add state_num.
12495 * config/ia64/ia64.c (process_epilogue,
12496 process_for_unwind_directive): Use new unwind state numbers each
12497 time rather than state 1.
12499 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12502 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12503 before the "*llgt_didi" pattern.
12505 2005-02-18 Jason Merrill <jason@redhat.com>
12507 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12509 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12511 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12512 (div0): Use it in place of ARM_FUNC_ALIAS.
12513 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12515 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12517 PR middle-end/20030
12518 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12519 access, the lower bound of the array type if it exists.
12521 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12524 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12525 cases that are out-of-range for the index type.
12527 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12529 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12530 (estimate_case_costs): Don't call convert.
12531 * expmed.c (expand_shift): Likewise.
12532 (make_tree): Call fold_convert instead of convert.
12534 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12537 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12538 that ref to be marked MEM_READONLY_P doesn't have base that needs
12541 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12543 * genautomata.c (output_get_cpu_unit_code_func,
12544 output_cpu_unit_reservation_p): Don't generate old-style function
12547 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12550 PR tree-optimization/20009
12551 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12553 PR tree-optimization/18947
12554 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12555 inline, remove all nodes that are inlined into the extern inline
12558 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12560 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12561 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12562 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12563 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12566 2005-02-17 Roger Sayle <roger@eyesopen.com>
12568 PR tree-optimization/19917
12569 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12570 to be potentially trapping.
12572 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12574 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12576 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12578 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12579 tem becomes a local variable which is set to the value of the
12580 back end defined INITIAL_FRAME_ADDRESS macro.
12581 (expand_builtin_frame_address): Omit the base parameter to
12582 expand_builtin_return_addr.
12583 (expand_builtin_profile_func): Likewise.
12584 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12585 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12586 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12588 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12590 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12591 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12592 * config/frv/frv.c (frv_function_epilogue): Likewise.
12594 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12596 * lambda-code (perfect_nestify): Remove mark/unmark
12597 for rewriting hack.
12598 * tree-loop-linear.c (linear_transform_loops): Add
12599 rewrite_into_ssa call so that ssa is correct for
12600 rewriting into loop closed.
12602 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12604 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12605 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12607 * bt-load.c (btr_def_live_range, combine_btr_defs,
12608 migrate_btr_def, migrate_btr_defs): Likewise.
12609 * cfgcleanup.c (thread_jump): Likewise.
12610 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12611 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12612 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12613 df_rd_local_compute, df_reg_info_compute): Likewise.
12614 * dominance.c (init_dom_info, free_dom_info): Likewise.
12615 * flow.c (init_propagate_block_info,
12616 free_propagate_block_info): Likewise.
12617 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12618 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12619 modify_reg_pav): Likewise.
12620 * loop-invariant.c (find_defs, find_invariant_insn,
12621 find_invariants, free_inv_motion_data): Likewise.
12622 * predict.c (tree_predict_by_opcode,
12623 estimate_bb_frequencies): Likewise.
12624 * stmt.c (expand_case): Likewise.
12625 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12626 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12627 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12628 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12629 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12630 rewrite_ssa_into_ssa): Likewise.
12631 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12632 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12633 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12634 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12635 * tree-sra.c (tree_sra): Likewise.
12636 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12637 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12638 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12639 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12640 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12641 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12643 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12644 calculate_live_on_entry, calculate_live_on_exit,
12645 build_tree_conflict_graph): Likewise.
12646 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12647 record_important_candidates, set_use_iv_cost, find_depends,
12648 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12649 tree_ssa_iv_optimize_finalize): Likewise.
12650 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12651 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12652 tree_duplicate_loop_to_header_edge): Likewise.
12653 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12654 * tree-ssa.c (verify_flow_insensitive_alias_info,
12655 verify_name_tags, verify_ssa, init_tree_ssa,
12656 delete_tree_ssa): Likewise.
12657 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12658 fini_ssanames): Likewise.
12659 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12661 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12663 * config/rs6000/t-rtems: Completely reworked.
12665 2005-02-17 Ira Rosen <irar@il.ibm.com>
12667 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12669 2005-02-17 Ira Rosen <irar@il.ibm.com>
12671 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12672 POINTER_TYPE_P when checking that type is a pointer.
12673 (vect_get_memtag): Remove.
12674 (vect_address_analysis): Use POINTER_TYPE_P. Call
12675 vect_object_analysis with dummy parameter for memtag.
12676 (vect_object_analysis): Extract memtag (functionality that
12677 used to be in vect_get_memtag and moved here). Fix printings.
12678 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12679 with correct parameters. Remove call to vect_get_memtag.
12681 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12683 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12684 (tree-vectorizer.o): Added missing dependencies.
12686 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12688 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12689 declaration in tree-vectorizer.c, now has an extern declaration in
12690 tree-vectorizer.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, destroy_loop_vec_info,
12696 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12697 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12698 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12699 find_loop_location): Likewise.
12701 * tree-vectorizer.c (langhooks.h): #include removed.
12702 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12703 moved to tree-vectorized.h.
12704 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12705 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12706 get_vectype_for_scalar_type, vect_is_simple_use,
12707 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12708 vect_supportable_dr_alignment, new_loop_vec_info,
12709 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12710 vect_set_verbosity_level, find_loop_location): Likewise.
12712 (vect_analyze_loop): Function externalized. Declaration moved to
12713 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12714 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12715 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12716 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12717 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12718 vect_enhance_data_refs_alignment, vect_analyze_operations,
12719 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12720 vect_stmt_relevant_p, vect_get_loop_niters,
12721 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12722 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12723 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12724 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12725 vect_get_memtag): Likewise.
12727 (vectorizable_load): Function externalized. Declaration moved to
12728 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12729 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12730 vect_transform_loop): Likewise.
12731 (vect_transform_stmt): Moved to tree-vect-transform.c.
12732 (vect_align_data_ref, vect_create_destination_var,
12733 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12734 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12735 vect_get_vec_def_for_operand, vect_init_vector,
12736 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12737 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12738 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12739 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12740 vect_do_peeling_for_loop_bound): Likewise.
12742 * tree-vect-analyze.c: New file.
12743 * tree-vect-transform.c: New file.
12745 2005-02-17 Jason Merrill <jason@redhat.com>
12747 PR mudflap/19319, c++/19317
12748 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12751 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12753 * doc/install.texi (Specific): Update link for Darwin-specific
12756 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12758 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12759 constant_boolean_node.
12761 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12764 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12765 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12767 2005-02-16 Richard Henderson <rth@redhat.com>
12770 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12772 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12773 replace uses with Wtype_MAXp1_F.
12774 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12775 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12776 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12777 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12778 and HAVE_TFMODE as appropriate.
12779 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12780 (__floatdisf): Likewise.
12781 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12782 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12783 (Wtype_MAXp1_F): New.
12784 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12785 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12787 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12790 * arm.c (arm_apply_result_size): New function.
12791 * arm.h (APPLY_RESULT_SIZE): Define.
12792 * arm-protos.h (arm_apply_result_size): Add prototype.
12793 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12794 (movxf): New expand.
12795 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12796 (call_value_symbol): Remove predicate for operand 0.
12797 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12798 (untyped_call): Rework to correclty return values for any type.
12799 (untyped_return): New expand.
12800 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12802 2005-02-16 Stan Shebs <shebs@apple.com>
12804 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12805 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12807 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12809 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12810 configure settings on Solaris 7 and later.
12812 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12814 PR tree-optimization/19865
12815 * tree-optimize.c (init_tree_optimization_passes): Run
12816 pass_may_alias after pass_sra.
12818 2005-02-16 Richard Henderson <rth@redhat.com>
12819 Stuart Hastings <stuart@apple.com>
12822 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12823 Do nothing if debug info suppressed for this function.
12824 (dbxout_begin_function): Early exit if debug info suppressed for
12827 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12830 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12832 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12834 PR tree-optimization/19967
12835 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12836 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12837 argument TYPE. Adjust calls to fold_builtin_XXX.
12838 (expand_builtin, fold_builtin_1): Adjust calls to
12839 expand_builtin_XXX.
12840 (fold_builtin_strchr, fold_builtin_strpbrk,
12841 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12842 result to a requested type TYPE.
12844 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12846 PR middle-end/19857
12847 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12848 (T)x & (T)cst if (T)cst overflows.
12849 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12850 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12852 2005-02-15 Jeff Law <law@redhat.com>
12854 * gcse.c (blocks_with_calls): New bitmap.
12855 (alloc_gcse_mem): Allocate it.
12856 (free_gcse_mem): Free it.
12857 (clear_modifY_mem_tables): Clear it.
12858 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12859 when we encounter CALL_INSNs.
12860 (compute_transp, case MEM): Handle blocks with calls separate
12861 from blocks without calls. Use bitmap iterators rather than
12864 2005-02-15 Peter O'Gorman <peter@pogma.com>
12867 * mklibgcc.in (vis_hide): Use a temporary object file, not
12870 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12873 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12874 access optimization.
12876 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12877 Alan Modra <amodra@bigpond.net.au>
12880 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12881 (_xlqsub): Rename to __gcc_qsub.
12882 (_xlqmul): Rename to __gcc_qmul.
12883 (_xlqdiv): Rename to __gcc_qdiv.
12884 Provide versioned symbol aliases with old names.
12885 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12886 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12887 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12888 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12889 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12891 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12893 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12894 Fold ~(A - 1) and ~(A + -1) to -A.
12896 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12900 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12901 config/pa/pa-host.c:pa_gt_pch_use_address.
12903 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12905 * tree-vn.c (get_value_handle): Make sure that given an
12906 is_gimple_min_invariant expression, we always return it.
12908 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12910 * passes.c (rest_of_handle_gcse): Fix a comment.
12912 2005-02-15 Jeff Law <law@redhat.com>
12914 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12916 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12917 (canon_list_insert, record_last_mem_set_info): Similarly.
12918 (clear_modify_mem_tables): Similarly.
12920 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12922 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12923 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12924 config/mips/mips.md, config/rs6000/aix.h,
12925 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12927 2005-02-15 Richard Henderson <rth@redhat.com>
12929 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12930 call to be best_edge.
12932 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12934 * basic-block.h: Adjust the prototype for find_basic_blocks.
12935 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12936 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12939 * flow.c (recompute_reg_usage): Remove all arguments.
12940 * passes.c (rest_of_compilation): Adjust the call to
12941 recompute_reg_usage.
12942 * rtl.h: Adjust the prototype for recompute_reg_usage.
12944 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12946 * tree-dump.c (dump_files): Update to reflect new member
12948 (dump_register): Add new argument.
12950 (dump_switch_p_1): Check against glob name if doglob was passed.
12951 (dump_switch_p): Check against regular first, then glob if
12952 we didn't have any hits on the dump name.
12953 * tree-optimize.c (register_one_dump_file):
12954 Pass in glob name as well.
12955 * tree-pass.h (struct dump_file_info): Add glob
12958 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12960 PR preprocessor/16323
12961 * doc/invoke.texi: Document that -Wendif-labels is on by default.
12963 2005-02-14 David Edelsohn <edelsohn@gnu.org>
12966 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12967 (trunctfdf2_internal1): New.
12968 (trunctfdf2_internal2): Renamed from trunctfdf2.
12970 2005-02-14 Diego Novillo <dnovillo@redhat.com>
12972 PR tree-optimization/19853
12973 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12975 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12977 * passes.c (rest_of_handle_loop_optimize): Remove calls to
12978 delete_dead_jumptables and cleanup_cfg.
12980 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12982 * reload.c (find_reloads): Swap address_reloaded flags when
12983 swapping commutative operands.
12985 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
12987 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12988 Use standard_iv_increment_position for computing the bsi position
12990 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12993 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
12996 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12997 life range of hard registers.
12998 * value-prof.c (insn_prefetch_values_to_profile): Only
13001 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
13002 profile in libcalls.
13004 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
13006 * bitmap.h (bitmap_and_compl_into): Return bool.
13007 * bitmap.c (bitmap_and_compl_into): Return changed flag.
13009 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13011 PR tree-optimization/19944
13012 * fold-const.c (fold): Re-add ABS_EXPR folding.
13014 2005-02-13 David Edelsohn <edelsohn@gnu.org>
13017 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
13018 {TARGET,MASK}_XL_COMPAT.
13019 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
13021 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
13022 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
13024 (rs6000_arg_partial_bytes): Same.
13025 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
13026 and XL compatibility enabled.
13027 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
13028 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
13029 test to final condition.
13030 (cmptf_internal2): New.
13031 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
13032 xl-compat. Add TFmode information to description.
13034 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
13036 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
13038 2005-02-13 Jason Merrill <jason@redhat.com>
13041 * fold-const.c (fold_indirect_ref_1): Split out from...
13042 (build_fold_indirect_ref): Here.
13043 (fold_indirect_ref): New fn.
13044 * tree.h: Declare it.
13045 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
13046 (gimplify_modify_expr_rhs): Likewise.
13047 (gimplify_expr): Likewise.
13049 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13051 PR tree-optimization/14303
13052 PR tree-optimization/15784
13053 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
13054 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
13055 ABS_EXPR<x> != 0 to x != 0.
13057 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
13059 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
13060 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
13061 spelling conventions.
13063 * passes.c (rest_of_handle_gcse): Don't run cse_main and
13064 delete_trivially_dead_insns too many times.
13066 * passes.c (rest_of_handle_gcse): Remove dead assignments to
13069 2005-02-12 Ira Rosen <irar@il.ibm.com>
13071 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
13072 (vect_is_simple_iv_evolution): Remove redundant parameter
13074 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
13075 without last parameter.
13076 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
13077 Return pointer step. Call vect_is_simple_iv_evolution without
13078 last parameter. Check only that the step is multiple of size
13079 type. Remove stmt_vinfo updates.
13080 (vect_get_memtag_and_dr): Remove.
13081 (vect_get_memtag): New function.
13082 (vect_address_analysis): New function.
13083 (vect_object_analysis): New function.
13084 (vect_analyze_data_refs): Call vect_object_analysis and
13085 vect_get_memtag. Update stmt_vinfo fields.
13087 2005-02-12 Ira Rosen <irar@il.ibm.com>
13089 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
13090 exist and are objects. Remove checks for pointer.
13091 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
13092 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
13093 (vect_create_data_ref_ptr): Likewise.
13094 (vect_base_addr_differ_p): New function.
13095 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
13096 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
13097 Don't set the DR_BASE_NAME field of data-ref.
13098 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
13100 2005-02-12 Uros Bizjak <uros@kss-loka.si>
13102 * optabs.h (enum optab_index): Add new OTI_ldexp.
13103 (ldexp_optab): Define corresponding macro.
13104 * optabs.c (init_optabs): Initialize ldexp_optab.
13105 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
13107 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
13109 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
13110 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
13112 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
13113 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
13116 2005-02-12 Ira Rosen <irar@il.ibm.com>
13118 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
13120 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
13122 (vect_get_base_and_offset): Always return an address.
13123 (vect_create_addr_base_for_vector_ref): Remove treatment for
13124 different data reference types.
13125 (vect_compute_data_ref_alignment): Rename base to base_address in
13126 stmt_vec_info. Get the object in order to force its alignment.
13127 (vect_get_memtag_and_dr): Rename base to base_address in
13128 stmt_vec_info. Extract the object for memtag analysis.
13130 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
13132 PR regression/19898.
13133 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
13134 changes cc_status, use apply modified_in_p to part of cc_status
13135 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
13138 2005-02-11 Richard Henderson <rth@redhat.com>
13140 * tree-complex.c (expand_complex_libcall): New.
13141 (expand_complex_multiplication): Use it for c99 compliance.
13142 (expand_complex_division): Likewise.
13143 * fold-const.c (fold_complex_add, fold_complex_mult): New.
13145 * builtins.c (built_in_names): Remove const.
13146 * tree.c (build_common_builtin_nodes): Build complex arithmetic
13148 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
13149 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
13150 (built_in_names): Remove const.
13151 * c-common.c (c_common_type_for_mode): Handle complex modes.
13152 * flags.h, toplev.c (flag_complex_method): Rename from
13153 flag_complex_divide_method.
13154 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
13155 __mulsc3, __muldc3, __mulxc3, __multc3): New.
13156 * libgcc2.h: Declare them.
13157 * libgcc-std.ver: Export them.
13158 * mklibgcc.in (lib2funcs): Build them.
13160 2005-02-11 Steven Bosscher <stevenb@suse.de>
13162 PR tree-optimization/19876
13163 Partially revert my change from 2005-01-14
13164 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
13165 (compute_antic): ...and remove the loop here.
13167 2005-02-11 Jakub Jelinek <jakub@redhat.com>
13169 PR middle-end/19858
13170 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
13171 is number of inner's bits, avoid creating a BIT_FIELD_REF.
13173 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
13174 crtend.o if -pie. Use %{x:a;:b} spec syntax.
13176 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
13178 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
13179 offsets for the big-endian 32-bit case.
13181 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
13183 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
13185 2005-02-11 Dale Johannesen <dalej@apple.com>
13187 * cselib.c (cselib_process_insn): Clear out regs where
13188 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
13189 * reload.c (find_equiv_reg): Ditto.
13191 2005-02-11 Ian Lance Taylor <ian@airs.com>
13193 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
13196 * tree.c (build_function_type_list): Work correctly if there are
13199 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
13201 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
13202 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
13203 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
13204 TARGET_ZARCH instead of TARGET_64BIT.
13206 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
13208 * config/rs6000/t-rtems:
13209 (MULTILIB_OPTIONS): Remove mcpu=602.
13210 (MUTLILIB_DIRNAMES): Remove m602.
13211 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
13212 Let mcpu=602 match mcpu=603.
13213 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
13215 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13217 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
13218 signal trampolines.
13220 2005-02-10 David Daney <ddaney@avtrex.com>
13222 * config/alpha/linux-unwind.h: Add exception clause to copyright.
13223 * config/i386/linux-unwind.h: Likewise.
13224 * config/ia64/linux-unwind.h: Likewise.
13225 * config/mips/linux-unwind.h: Likewise.
13226 * config/pa/linux-unwind.h: Likewise.
13227 * config/rs6000/linux-unwind.h: Likewise.
13228 * config/s390/linux-unwind.h: Likewise.
13229 * config/sh/linux-unwind.h: Likewise.
13230 * config/sparc/linux-unwind.h: Likewise.
13232 2005-02-10 Steven Bosscher <stevenb@suse.de>
13234 PR tree-optimization/17549
13235 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
13236 TER to replace a DEF with its expression if the DEF and the
13237 rhs of the expression we replace into have the same root
13240 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
13242 * config/mips/mips.md: Fix the placement of the match_scratch in the
13245 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13247 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
13250 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
13252 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
13253 (strip_offset): Handle addresses.
13254 (add_address_candidates): Use strip_offset.
13255 (difference_cost): Reflect strip_offset change.
13256 (force_var_cost, difference_cost): Strip nops.
13258 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13260 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
13262 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
13263 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
13264 config/cris/cris-protos.h, config/cris/cris.c: Update
13267 2005-02-10 Jeff Law <law@redhat.com>
13269 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
13270 (lookup_avail_expr): Similarly.
13272 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
13274 * builtins.c (fold_builtin_powi): New function.
13275 (fold_builtin_1): Call it.
13277 2005-02-10 Steven Bosscher <stevenb@suse.de>
13279 PR documentation/19309
13280 * doc/cpp.texi: The __GNUC__ and related predefined macros
13281 are also defined for the "standalone" cpp.
13282 Some non-GCC compilers may also define __GNUC__.
13284 2005-02-10 Jakub Jelinek <jakub@redhat.com>
13287 * c-typeck.c (common_type): New routine. Old common_type renamed
13289 (c_common_type): ...this.
13290 (build_conditional_expr, build_binary_op): Use c_common_type instead
13293 2005-02-10 Steven Bosscher <stevenb@suse.de>
13295 * doc/md.texi: Replace @samp{length} with @code{length}.
13297 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13299 PR tree-optimization/18687
13300 * tree-flow.h (find_loop_niter): Declare.
13301 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
13302 Try using scev even for loops with more than one exit.
13303 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
13304 (struct ivopts_data): Added niters field.
13305 (struct nfe_cache_elt): New.
13306 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
13308 (tree_ssa_iv_optimize_init): Initialize niters cache.
13309 (determine_number_of_iterations): Removed.
13310 (find_induction_variables): Do not call determine_number_of_iterations.
13311 Access niters for single exit through niter_for_single_dom_exit.
13312 (add_iv_outer_candidates): Access niters for single exit through
13313 niter_for_single_dom_exit.
13314 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
13315 number_of_iterations_cond.
13316 (iv_period): New function.
13317 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
13318 (may_replace_final_value): Take data argument. Use
13319 niter_for_single_dom_exit.
13320 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
13321 (rewrite_use_compare): Pass data to may_eliminate_iv.
13322 (rewrite_use_outer): Pass data to may_replace_final_value.
13323 (free_loop_data): Clean up the niters cache.
13324 (tree_ssa_iv_optimize_finalize): Free the niters cache.
13325 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
13326 * tree-ssa-loop-niter.c (find_loop_niter): New function.
13327 (find_loop_niter_by_eval): Use tree_int_cst_lt.
13328 (num_ending_zeros): Moved to tree.c.
13329 * tree.h (num_ending_zeros): Declare.
13330 * tree.c (num_ending_zeros): Moved from tree.c.
13332 2005-02-09 Richard Henderson <rth@redhat.com>
13334 * builtins.c (DEF_BUILTIN): Add COND argument.
13335 * tree.h (DEF_BUILTIN): Likewise.
13336 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
13337 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
13339 (DEF_BUILTIN_STUB): New.
13340 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
13341 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
13342 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
13343 * c-common.c (DEF_BUILTIN): Add COND argument.
13344 * tree.c (local_define_builtin): New.
13345 (build_common_builtin_nodes): New.
13347 2005-02-09 Roger Sayle <roger@eyesopen.com>
13349 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13350 floating point expression ignoring the sign of the result.
13351 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13352 (fold) <MULT_EXPR>: Use it to simplify x*x.
13353 * tree.h (fold_strip_sign_ops): Prototype here.
13354 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13355 argument. Use fold_strip_sign_ops to simplify the first argument.
13356 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13357 first argument when the second argument is an even integer
13358 constant, but only with -funsafe_math_optimizations.
13359 (fold_builtin_1): Update call to fold_builtin_copysign.
13361 2005-02-09 Ian Lance Taylor <ian@airs.com>
13363 PR middle-end/19583
13364 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13365 just check whether EH_FILTER_FAILURE falls through.
13367 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13369 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13370 insns return to ready list in the next turn.
13372 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13374 PR middle-end/19402
13375 * builtins.def: New __builtin_powi[lf].
13376 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13377 (expand_builtin_powi): New function.
13378 (expand_builtin): Dispatch to expand_builtin_powi.
13379 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13380 * libgcc2.c: Add __builtin_powi[lf] implementation.
13381 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13382 * optabs.h: Add powi_optab.
13383 * optabs.c (init_optabs): Initialize powi_optab.
13384 * doc/extend.texi: Document __builtin_powi[lf].
13386 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13388 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13391 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13393 PR middle-end/19854
13394 * fold-const.c (try_move_mult_to_index): Remove redundant
13395 type argument. Create ADDR_EXPR with correct type.
13396 (fold): Update callers of try_move_mult_to_index. Convert
13397 result to the appropriate type.
13399 2005-02-09 Roger Sayle <roger@eyesopen.com>
13402 * config/avr/avr.c (default_rtx_costs): Delete.
13403 (avr_operand_rtx_cost): New function.
13404 (avr_rtx_costs): Completely rewrite.
13406 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13409 * config/cris/cris.c (in_code): New variable.
13410 (cris_output_addr_const): Now a static function, a wrapper for
13412 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13413 case from old cris_output_addr_const.
13414 (cris_asm_output_label_ref): Similar for LABEL_REF.
13415 (cris_output_addr_const_extra): Similar for UNSPEC.
13416 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13417 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13418 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13420 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13421 (cris_asm_output_label_ref): Declare.
13423 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13425 PR preprocessor/19801
13426 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13427 filenames that changed when libcpp was moved to the toplevel.
13429 2005-02-07 Roger Sayle <roger@eyesopen.com>
13431 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13432 zero extensions of BImode operands. Call lowpart_subreg instead
13433 of gen_lowpart_common and gen_lowpart_SUBREG.
13435 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13438 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13439 * configure.ac: Set cc_for_cross_gnattools.
13440 * configure: Regenerate.
13442 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13445 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13447 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13450 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13451 of nested functions.
13453 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13455 * doc/extend.texi: Document deprecated extensions allowing
13456 static floating-point members to have initializers and allowing
13457 floating-point literals in integral constant expressions.
13459 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13461 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13462 config/darwin7.h, config/mips/mips.c,
13463 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13466 * cse.c: Update comments.
13468 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13470 PR middle-end/19775
13471 * builtins.c (fold_builtin_sqrt): Transform
13472 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13475 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13476 Dorit Naishlos <dorit@il.ibm.com>
13478 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13479 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13480 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13482 * tree.h (vect_set_verbosity_level): New extern function declaration
13484 * tree-vectorizer.h (verbosity_levels): New enum type.
13485 * tree-vectorizer.c (vect_debug_stats): Function removed.
13486 (vect_debug_details): Likewise.
13487 (vect_verbosity_level): Global variable was defined and initialized.
13488 (vect_dump): Global variable definition.
13489 (vect_print_dump_info): New function.
13490 (vect_set_dump_settings): New function.
13491 (vect_set_verbosity_level): New function.
13492 (vectorize_loops): Add call to vect_set_dump_settings.
13494 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13495 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13496 (slpeel_tree_peel_loop_to_edge): Likewise.
13498 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13499 appropriate verbosity level instead of call to vect_debug_details
13500 or vect_debug_stats.
13501 (vect_get_base_and_offset):
13502 (vect_create_addr_base_for_vector_ref):
13503 (get_vectype_for_scalar_type):
13504 (vect_create_data_ref_ptr):
13505 (vect_init_vector):
13506 (vect_get_vec_def_for_operand):
13507 (vect_finish_stmt_generation):
13508 (vectorizable_assignment):
13509 (vectorizable_operation):
13510 (vectorizable_store):
13511 (vectorizable_load):
13512 (vect_transform_stmt):
13513 (vect_update_ivs_after_vectorizer):
13514 (vect_do_peeling_for_loop_bound):
13515 (vect_update_inits_of_drs):
13516 (vect_do_peeling_for_alignment):
13517 (vect_transform_loop):
13518 (vect_is_simple_use):
13519 (vect_analyze_operations):
13520 (vect_is_simple_iv_evolution):
13521 (vect_analyze_scalar_cycles):
13522 (vect_analyze_data_ref_dependence):
13523 (vect_analyze_data_ref_dependences):
13524 (vect_compute_data_ref_alignment):
13525 (vect_enhance_data_refs_alignment):
13526 (vect_analyze_data_refs_alignment):
13527 (vect_analyze_data_ref_access):
13528 (vect_analyze_data_ref_accesses):
13529 (vect_analyze_pointer_ref_access):
13530 (vect_get_memtag_and_dr):
13531 (vect_analyze_data_refs):
13532 (vect_mark_relevant):
13533 (vect_stmt_relevant_p):
13534 (vect_mark_stmts_to_be_vectorized):
13535 (vect_can_advance_ivs_p):
13536 (vect_get_loop_niters):
13537 (vect_analyze_loop_form):
13538 (vect_analyze_loop):
13539 (vectorize_loops): Likewise.
13541 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13542 (vect_update_inits_of_drs):
13543 (vect_do_peeling_for_alignment):
13544 (vect_transform_loop):
13545 (vect_analyze_operations):
13546 (vect_analyze_scalar_cycles):
13547 (vect_analyze_data_ref_dependences):
13548 (vect_analyze_data_refs_alignment):
13549 (vect_analyze_data_ref_accesses):
13550 (vect_analyze_data_refs):
13551 (vect_mark_stmts_to_be_vectorized):
13552 (vect_get_loop_niters):
13553 (vect_analyze_loop_form):
13554 (vect_analyze_loop): Likewise.
13555 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13557 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13561 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13562 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13563 either -ffast-math or -funsafe-math-optimizations is in use.
13565 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13566 * config/mips/irix-csr.c: New file.
13567 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13568 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13569 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13572 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13574 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13575 redundant, incorrect definitions.
13577 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13579 ("*tls_indirect_call"): New, reference hard regs directly.
13580 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13582 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13584 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13585 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13587 2005-02-06 Roger Sayle <roger@eyesopen.com>
13589 PR rtl-optimization/19800
13590 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13591 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13594 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13596 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13598 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13601 * doc/invoke.texi: Correct documentation of -freorder-functions.
13603 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13606 * doc/invoke.texi: Don't mention gccbug.
13608 2005-02-06 Roger Sayle <roger@eyesopen.com>
13609 Andrew Pinski <pinskia@physics.uc.edu>
13610 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13612 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13613 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13614 into just (zero_extract:SI FOO (const_int 1) BAR).
13616 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13618 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13619 macro locally. Don't give last revision date. Use GCC version
13620 number from gcc-common.texi.
13621 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13622 revision date. Use GCC version number from gcc-common.texi.
13623 Describe being a library as current state rather than as 3.x
13625 * doc/gcc.texi: Remove last update date.
13626 * doc/gccint.texi: Likewise. Update copyright dates.
13627 * doc/install.texi: Update copyright dates.
13629 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13632 * doc/invoke.texi: Mention for each option included in -Wall that
13633 it is included in -Wall.
13634 * doc/gcc.texi: Update copyright and last modification date.
13636 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13638 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13639 unnecessary cast to original induction variable increments.
13641 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13643 PR tree-optimization/18219
13644 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13645 in distributed form.
13647 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13649 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13650 Set bitpos and offset later in the function. Do nothing if the
13651 target is a register and if the bitfield lies completely outside
13653 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13654 here. Return an uninitialised register if the source value is stored
13655 in a register and the bitfield lies completely outside that register.
13657 2005-02-06 Steven Bosscher <stevenb@suse.de>
13659 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13662 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13664 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13666 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13668 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13669 * config/darwin8.h: New.
13670 * config/darwin7.h: Update comment.
13672 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13673 Dorit Naishlos <dorit@il.ibm.com>
13675 * tree-vectorizer.h (LOC): New type.
13676 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13677 (loop_line_number): New field in struct _loop_vec_info.
13678 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13680 * tree-vectorizer.c (input.h): Included.
13681 (find_loop_location): New function.
13682 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13683 loop line number removed.
13684 (vect_debug_details): Likewise.
13685 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13687 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13688 call to vect_debug_details/stats changed from loop to loop_loc.
13689 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13690 (slpeel_tree_peel_loop_to_edge): Likewise.
13692 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13693 changed from NULL to UNKNOWN_LOC.
13694 (vect_get_base_and_offset):
13695 (vect_create_addr_base_for_vector_ref):
13696 (get_vectype_for_scalar_type):
13697 (vect_create_data_ref_ptr):
13698 (vect_init_vector):
13699 (vect_get_vec_def_for_operand):
13700 (vect_finish_stmt_generation):
13701 (vectorizable_assignment):
13702 (vectorizable_operation):
13703 (vectorizable_store):
13704 (vectorizable_load):
13705 (vect_transform_stmt):
13706 (vect_update_ivs_after_vectorizer):
13707 (vect_do_peeling_for_loop_bound):
13708 (vect_do_peeling_for_alignment):
13709 (vect_transform_loop):
13710 (vect_is_simple_use):
13711 (vect_analyze_operations):
13712 (vect_is_simple_iv_evolution):
13713 (vect_analyze_scalar_cycles):
13714 (vect_analyze_data_ref_dependences):
13715 (vect_compute_data_ref_alignment):
13716 (vect_enhance_data_refs_alignment):
13717 (vect_analyze_data_ref_access):
13718 (vect_analyze_data_ref_accesses):
13719 (vect_analyze_pointer_ref_access):
13720 (vect_get_memtag_and_dr):
13721 (vect_analyze_data_refs):
13722 (vect_mark_relevant):
13723 (vect_stmt_relevant_p):
13724 (vect_mark_stmts_to_be_vectorized):
13725 (vect_can_advance_ivs_p):
13726 (vect_get_loop_niters):
13727 (vect_analyze_loop):
13728 (vectorize_loops): Likewise.
13730 (vectorizable_load): Argument in call to vect_debug_details/stats
13731 changed from loop to LOOP_LOC (loop_vinfo).
13732 (vect_transform_loop):
13733 (vect_analyze_operations):
13734 (vect_analyze_scalar_cycles):
13735 (vect_analyze_data_ref_dependence):
13736 (vect_enhance_data_refs_alignment):
13737 (vect_analyze_data_ref_accesses):
13738 (vect_analyze_pointer_ref_access):
13739 (vect_analyze_data_refs):
13740 (vect_analyze_loop): Likewise.
13742 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13743 changed from loop to loop_loc.
13745 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13747 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13748 Dorit Naishlos <dorit@il.ibm.com>
13750 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13752 (vect_analyze_data_ref_dependences): Likewise.
13754 (vect_is_simple_use): Argument changed from loop structure to
13755 loop_vect_info structure.
13756 (vect_can_advance_ivs_p): Likewise.
13757 (vect_create_index_for_vector_ref): Likewise.
13758 (vect_update_ivs_after_vectorizer): Likewise.
13759 (new_stmt_vec_info): Likewise.
13761 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13762 changed from loop to loop_vinfo.
13763 (vect_create_data_ref_ptr): First argument in call to
13764 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13765 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13766 was changed from loop to loop_vinfo.
13767 (vectorizable_operation): Likewise.
13768 (vectorizable_store): Likewise.
13769 (vect_mark_stmts_to_be_vectorized): Likewise.
13770 (vect_do_peeling_for_loop_bound): First argument in call to
13771 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13772 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13773 was changed from loop to loop_vinfo.
13774 (vect_analyze_data_ref_dependences): Third argument in call to
13775 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13777 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13778 (vect_create_data_ref_ptr): Likewise.
13779 (vect_init_vector): Likewise.
13780 (vect_get_vec_def_for_operand): Likewise.
13781 (vectorizable_assignment): Likewise.
13782 (vectorizable_operation): Likewise.
13783 (vectorizable_store): Likewise.
13784 (vectorizable_load): Likewise.
13785 (vect_update_ivs_after_vectorizer): Likewise.
13786 (vect_is_simple_use): Likewise.
13787 (vect_analyze_data_ref_dependence): Likewise.
13788 (vect_analyze_pointer_ref_access): Likewise.
13789 (vect_can_advance_ivs_p): Likewise.
13791 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13792 before _stmt_vec_info.
13793 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13794 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13795 (new_stmt_vec_info): Argument changed from loop structure to
13796 loop_vect_info structure
13798 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13799 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13800 (vect_create_addr_base_for_vector_ref): Likewise.
13801 (vect_analyze_pointer_ref_access): Likewise.
13803 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13806 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13807 phi flag if the phi is abnormal.
13809 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13812 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13813 information for the new statement.
13815 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13818 * gcc.c (main): Include the target in -v output.
13820 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13822 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13823 Do not drop the extend if we'd have to add a paradoxical subreg
13824 later. Include optabs.h and insn-codes.h.
13825 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13827 2005-02-02 Roger Sayle <roger@eyesopen.com>
13829 PR middle-end/19405
13830 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13831 * fold-const.c (const_binop): Avoid constant folding floating
13832 point operations in modes that use composite representations.
13833 * simplify-rtx.c (simplify_binary_operation): Likewise.
13835 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13837 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13839 (altivec_dstt): Likewise.
13840 (altivec_dstst): Likewise.
13841 (altivec_dststt): Likewise.
13842 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13845 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13847 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13848 EXPR_LOCUS from orig_cond to the new cond_stmt.
13849 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13852 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13854 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13855 standard_iv_increment_position. Remove call to bsi_next
13856 (no need to bump the iterator anymore).
13857 (vect_create_index_for_vector_ref): Call
13858 standard_iv_increment_position. Remove second function argument.
13859 (vect_finish_stmt_generation): Remove call to bsi_next
13860 (no need to bump the iterator anymore).
13861 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13862 to vect_create_index_for_vector_ref.
13864 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13866 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13867 phis are used out of the loop.
13869 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13872 * c-decl.c (undef_nested_function): New variable.
13873 (pop_scope): Diagnose undefined nested functions.
13874 (finish_function): Don't attempt cgraph processing or genericizing
13875 if current top-level function contained an undefined nested
13876 function. Reset undef_nested_function at the end of a top-level
13879 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13881 * tree.c (build_int_cst_type): Take sign of the value into account
13882 when deciding whether sign extend the value.
13884 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13887 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13888 (cpp_options, cc1_options): Change %{std*&ansi} to
13889 %{std*&ansi&trigraphs}.
13891 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13893 * cse.c: Update comments.
13895 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13897 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13898 arguments go on the stack. Do not put complex doubles in odd/even
13901 2005-02-02 Steven Bosscher <stevenb@suse.de>
13903 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13904 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13905 -ftree-pre, and -fthread-jumps.
13907 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13909 PR tree-optimization/19578
13910 * tree-flow.h (modified_noreturn_calls): Declare.
13911 (noreturn_call_p): Declare.
13912 * tree-flow-inline.h (noreturn_call_p): New function.
13913 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13914 * tree-cfg.c (modified_noreturn_calls): New variable.
13915 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13916 that contain a mid-block noreturn call.
13917 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13919 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13921 * df.c (df_def_record_1, df_uses_record): Don't use
13923 * df.h (DF_FOR_REGALLOC): Remove.
13925 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13928 * c-typeck.c (really_start_incremental_init): Reset
13929 constructor_max_index for arrays of incomplete type.
13931 2005-02-02 Jeff Law <law@redhat.com>
13933 * gcse.c (struct reg_set): Store the block index where the register
13934 was set rather than the setting insn.
13935 (record_one_set, compute_transp): Corresponding changes.
13936 (pre_insert_copy_insn): Do not call replace_one_set.
13937 (replace_one_set): Remove.
13939 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13942 * doc/gcov.texi: Fix typo.
13944 2005-02-01 Richard Henderson <rth@redhat.com
13947 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13948 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13950 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13951 * config/i386/i386-protos.h: Update.
13953 2005-02-01 Steven Bosscher <stevenb@suse.de>
13955 PR tree-optimization/19217
13956 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13957 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13958 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13959 that it is walking a PHI node.
13961 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
13963 * doc/extend.texi (Nested Functions): Update.
13965 2005-02-01 Richard Henderson <rth@redhat.com>
13968 * optabs.c (expand_copysign_absneg): Export.
13969 * optabs.h (expand_copysign_absneg): Declare.
13970 * config/rs6000/rs6000.md (copysigntf3): New.
13972 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13974 PR tree-optimization/19633
13975 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13976 * tree-ssa-alias.c (init_alias_info): Initialize.
13977 (merge_pointed_to_info): Set.
13978 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13979 (dump_points_to_info_for): Show value of pt_null.
13980 (struct count_ptr_d): Declare.
13981 (find_ptr_dereference): Remove.
13982 (ptr_is_dereferenced_by): Remove.
13983 (count_ptr_derefs): New local function.
13984 (count_uses_and_derefs): New local function.
13985 (compute_points_to_and_addr_escape): Call it. If the number
13986 of dereferences is greater than zero, mark the pointer as
13987 dereferenced. If there are fewer dereferences than uses of
13988 the pointer, the pointer's value escapes.
13990 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13992 PR tree-optimization/19670
13993 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13995 (verify_use): ... set it here, instead.
13997 2005-02-01 Janis Johnson <janis187@us.ibm.com>
13999 * doc/sourcebuild.texi (Test directives): Fix formatting.
14001 * doc/sourcebuild.texi (Test directives): Describe selector
14004 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
14006 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
14007 specific 64-bit CPUs.
14009 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
14012 * arm.c (arm_eliminable_register): New function.
14013 (adjacent_mem_locations): Don't allow eliminable registers. Use
14014 HOST_WIDE_INT for address offsets.
14015 * arm-protos.h (arm_eliminable_register): Add prototype.
14017 2005-02-01 Steven Bosscher <stevenb@suse.de>
14019 PR optimization/15242
14020 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
14021 * basic-block.h (duplicate_computed_gotos): Add prototype.
14022 * bb-reorder.c (duplicate_computed_gotos): New function to
14023 duplicate sufficiently small blocks ending in a computed jump.
14024 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
14025 if not optimizing for size.
14026 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
14027 never do tail merging for blocks ending in a computed jump.
14028 * doc/invoke.texi: Document the max-goto-duplication-insns param.
14030 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
14032 Patch from Richard Sandiford <rsandifo@redhat.com>
14033 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
14034 from inheriting a subreg equivalence with a non-spill register.
14036 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
14038 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
14040 * config/frv/frv.c (movcc_fp_destination_operand): New.
14041 (gpr_or_memory_operand): Fix typo in comment.
14042 (gpr_or_memory_operand_with_scratch): New.
14043 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
14044 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
14045 movcc_fp_destination_operand.
14046 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
14047 Legitimize memory addresses using a scratch register.
14049 2005-01-31 Jeff Law <law@redhat.com>
14051 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
14052 bitmap a sparse bitmap instead of a simple bitmap.
14053 (mark_def_sites_initialize_block): Corresponding changes.
14054 (ssa_mark_def_sites_initialize_block): Likewise.
14055 (ssa_mark_phi_uses): Likewise.
14056 (mark_def_site, ssa_mark_def_sites): Likewise.
14057 (mark_def_site_blocks): Likewise.
14058 (rewrite_ssa_into_ssa): Likewise.
14060 * tree-ssa-dom.c (record_cond): Pass correct variable type
14061 for last argument to htab_find_slot_with_hash.
14063 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
14064 effects when optimizing 0 % X. Do not try to optimize X % 0.
14066 2005-01-31 James E. Wilson <wilson@specifixinc.com>
14068 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
14071 2005-02-01 Eric Christopher <echristo@redhat.com>
14073 * config/mips/mips.c (override_options): Warn if -mint64
14075 * doc/invoke.texi (MIPS Options): Document that -mint64 is
14078 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
14080 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
14082 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
14083 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
14084 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
14085 (cached_regno): Initialize to INVALID_REGNUM.
14086 (cse_reg_info_table_size,
14087 cse_reg_info_table_first_uninitialized,
14088 cse_reg_info_timestamp): New.
14089 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
14091 (init_cse_reg_info, get_cse_reg_info_1): New.
14092 (get_cse_reg_info): Cache the last look-up.
14093 (new_basic_block): Update the code to clear mappings from
14094 registers to cse_reg_info entries.
14095 (cse_main): Call init_cse_reg_info.
14097 * cse.c (get_cse_reg_info): Update a comment.
14099 2005-01-31 Steven Bosscher <stevenb@suse.de>
14102 * c-decl.c (start_decl): Do not warn about arrays of elements with
14103 an incomplete type here.
14104 (grokdeclarator): Do it here by making a pedwarn an error.
14105 * c-typeck.c (push_init_level): If there were previous errors with
14106 the constructor type, do not warn about braces for initializers.
14107 (process_init_element): Likewise for excess initializer elements.
14109 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
14111 * cse.c (delete_trivially_dead_insn): Don't iterate.
14113 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
14115 * config/rs6000/rs6000.md (copysignsf3): New expand.
14116 (copysigndf3): Likewise.
14118 2005-01-31 Steven Bosscher <stevenb@suse.de>
14120 * recog.c (constrain_operands): Only look for earlyclobber operand
14121 conflicts if an '&' constraint was seen.
14123 2005-01-31 Marc Espie <espie@openbsd.org>
14125 * config.gcc: Don't include embedded systems fragment, switches default
14126 debugging format to ELF.
14127 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
14128 longer pick it up there.
14130 2005-01-31 Dale Johannesen <dalej@apple.com>
14132 * doc/extend.texi (nested functions): Fix linkage description.
14133 Clarify that static is not allowed.
14135 2005-01-31 Dale Johannesen <dalej@apple.com>
14137 * config/rs6000/darwin.md (movsf_low_di): Make work.
14138 (movdf_low_di): Make work.
14140 2005-01-31 Dale Johannesen <dalej@apple.com>
14142 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
14143 Make work for 64 bit.
14145 2005-01-31 Roger Sayle <roger@eyesopen.com>
14146 Dale Johannesen <dalej@apple.com>
14148 PR middle-end/19650
14149 * fold-const.c (fold_binary_op_with_conditional_arg):
14150 Make types match original operands, before STRIP_NOPS.
14152 2005-01-31 Alan Modra <amodra@bigpond.net.au>
14154 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
14155 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
14156 (struct gcc_sigcontext): Delete. Merge contents to..
14157 (struct gcc_ucontext): ..here.
14158 (get_sigcontext): Delete.
14159 (get_regs): New function, like get_sigcontext but return regs ptr.
14160 64-bit version finds regs from r1 to support vdso.
14161 (ppc_linux_aux_vector): New function.
14162 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
14165 2005-01-31 Ira Rosen <irar@il.ibm.com>
14167 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
14169 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
14170 redundant fold. Fix misalignment for MINUS_EXPR.
14171 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
14172 (vect_analyze_pointer_ref_access): Likewise.
14173 (vect_get_memtag_and_dr): Likewise.
14175 2005-01-31 Richard Henderson <rth@redhat.com>
14177 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
14178 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
14179 absnegdf2_i387, absnegxf2_i387): Likewise.
14181 2005-01-31 Richard Henderson <rth@redhat.com>
14184 * optabs.c (expand_copysign_absneg): New.
14185 (expand_copysign_bit): Split out from ...
14186 (expand_copysign): ... here. Use expand_copysign_absneg.
14188 2005-01-30 Roger Sayle <roger@eyesopen.com>
14190 PR middle-end/19697
14191 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
14192 constant as the second operand and a register as the third.
14194 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
14197 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
14198 that dllimport'd functions do not use all call-clobbered registers
14199 to pass parameters.
14201 2005-01-30 Richard Henderson <rth@redhat.com>
14204 * optabs.c (expand_absneg_bit): Split out from expand_unop and
14205 expand_abs_nojump and generalize. Use operand_subword and
14206 emit_no_conflict_block. Support large modes.
14207 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
14209 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
14210 negation to subtraction.
14211 (expand_copysign): Check that the format has signed zeros.
14212 Use operand_subword and emit_no_conflict_block. Support large modes.
14214 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
14216 Fix PR tree-optimization/19624
14218 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
14219 * tree-ssa-pre.c: Add cfgloop.h.
14221 (pre_stats): New member, constified.
14222 (inserted_exprs): New static variable.
14223 (NECESSARY): New macro.
14224 (create_expression_by_pieces): Fold the expression, and
14225 mark it as defaulting to not necessary. Also put in
14227 (fully_constant_expression): New function.
14228 (insert_into_preds_of_block): Modify to not insert phis when we
14229 are playing with induction variables.
14230 Push phis onto the inserted_exprs vector, and mark them as not
14231 necessary by default.
14232 (insert_aux): Call fully_constant_expression on eprime.
14233 If all edges produce the same value, mark it constant.
14234 (mark_operand_necessary): New function.
14235 (remove_dead_inserted_code): New function.
14236 (init_pre): Init loop optimizer to get loop info.
14237 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
14238 (execute_pre): Commit edge inserts, then remove dead code.
14240 2005-01-30 Richard Henderson <rth@redhat.com>
14242 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
14243 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
14245 2005-01-30 Richard Henderson <rth@redhat.com>
14248 * config/i386/i386.c (ix86_expand_copysign): New.
14249 (ix86_split_copysign_const): New.
14250 (ix86_split_copysign_var): Rename from ix86_split_copysign,
14251 rearrange op1/nmask operands.
14252 * config/i386/i386-protos.h: Update.
14253 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
14254 (copysigndf3): Likewise.
14255 (copysignsf3_const, copysigndf3_const): New.
14256 (copysignsf3_var): Rename from copysignsf3, split out splitter
14257 and fix split predicate for X constraint.
14258 (copysigndf3_var): Similarly.
14260 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
14262 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
14263 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
14264 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
14266 2005-01-29 Richard Henderson <rth@redhat.com>
14269 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
14270 of # and * in constraints.
14272 2005-01-29 Richard Henderson <rth@redhat.com>
14274 PR middle-end/19689
14275 * expr.c (store_field): Don't strip sub-mode cast when the input
14276 data is even smaller.
14278 2005-01-29 Richard Henderson <rth@redhat.com>
14280 PR middle-end/19687
14281 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
14284 2005-01-29 Richard Henderson <rth@redhat.com>
14286 * combine.c (make_field_assignment): Fix argument order
14289 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
14291 PR tree-optimization/15791
14292 * fold-const.c (extract_array_ref): New function.
14293 (fold): Fold comparisons between &a[i] and &a[j] or
14294 semantically equivalent trees.
14296 2005-01-29 Jeff Law <law@redhat.com>
14298 * gcse.c (insert_expr_in_table): Revamp handling of available
14299 and anticipatable occurrence lists to avoid unnecessary list
14301 (insert_set_in_table): Similarly.
14303 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
14305 * c-common.c (fix_string_type): Just use c_build_qualified_type to
14307 (c_build_qualified_type): Build qualified array types with
14308 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
14309 * c-decl.c (c_make_fname_decl): Build unqualified array type
14310 before qualified type.
14311 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
14312 type is qualified, not just if type itself is. Don't apply
14313 qualifiers to array type when declarator is processed. Apply
14314 qualifiers to field type whether or not it is an array type.
14315 Don't handle array types specially for applying qualifiers to
14317 * c-typeck.c (composite_type): Build unqualified element type and
14318 array type when forming composite of array types.
14319 (common_pointer_type, comptypes, comp_target_types,
14320 type_lists_compatible_p, build_indirect_ref, build_array_ref,
14321 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
14323 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
14324 (args2) in variables a1 and a2.
14326 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
14328 * cse.c (n_elements_made, max_elements_made): Remove.
14329 (insert): Don't touch n_elements_made.
14330 (cse_main): Don't touch n_elements_made or max_elements_made.
14332 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
14335 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
14336 configuration part of dp-bit.c to be lost.
14338 2005-01-28 Roger Sayle <roger@eyesopen.com>
14340 * expmed.c (expand_mult_highpart_optab): When attempting to use
14341 a non-widening multiplication in a wider mode, the operands need
14342 to be converted (zero or sign extended) to that mode.
14344 2005-01-28 Ian Lance Taylor <ian@airs.com>
14346 PR middle-end/16558
14347 PR middle-end/19583
14348 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
14349 through if both operands fall through.
14351 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14353 * cse.c (fold_rtx) <PC>: Don't optimize.
14355 2005-01-28 Jeff Law <law@redhat.com>
14357 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14358 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14360 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14362 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14363 cse_reg_info_used_list_end): Remove.
14364 (cse_reg_info_list, cse_reg_info_list_free): New.
14365 (get_cse_reg_info): When allocating an instance of
14366 cse_reg_info, add it to the beginning of the cse_reg_info_list
14367 list. Remove code to maintain cse_reg_info_used_list.
14368 (new_basic_block): Reset the free list to the beginning of
14371 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14373 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14374 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14375 (frv_expand_mdpackh_builtin): New function.
14376 (frv_expand_builtin): Use it to expand __MDPACKH.
14377 * doc/extend.texi (__MDPACKH): Update documentation.
14379 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14381 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14382 SSE_FLOAT_MODE_P for use_sse computation.
14384 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14387 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14389 2005-01-27 Richard Henderson <rth@redhat.com>
14391 * builtins.c (expand_builtin_copysign): New.
14392 (expand_builtin): Call it.
14393 * genopinit.c (optabs): Add copysign_optab.
14394 * optabs.c (init_optabs): Initialize it.
14395 (expand_copysign): New.
14396 * optabs.h (OTI_copysign, copysign_optab): New.
14397 (expand_copysign): Declare.
14399 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14400 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14402 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14403 (ix86_expand_fp_absneg_operator): ... here.
14404 (ix86_split_copysign): New.
14405 * config/i386/i386-protos.h: Update.
14406 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14407 (copysignsf3, copysigndf3): New.
14409 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14410 (copysignsf3, ncopysignsf3): New.
14411 (copysigndf3, ncopysigndf3): New.
14412 (copysignxf3, ncopysignxf3): New.
14413 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14415 2005-01-27 Arend Bayer <arend.bayer@web.de>
14416 Kazu Hirata <kazu@cs.umass.edu>
14418 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14419 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14420 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14423 2005-01-27 Jeff Law <law@redhat.com>
14425 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14426 definitions of SSA_NAMEs which are not being rewritten.
14427 (rewrite_ssa_into_ssa): Only initialize the current definition
14428 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14429 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14430 SSA_NAMEs before returning.
14432 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14434 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14435 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14436 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14437 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14438 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14440 2005-01-27 Steven Bosscher <stevenb@suse.de>
14442 PR middle-end/17278
14443 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14444 higher to -O2 and higher. Likewise for tree PRE.
14445 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14448 2005-01-27 Ian Lance Taylor <ian@airs.com>
14450 PR middle-end/19583
14451 * gimple-low.c (try_catch_may_fallthru): New static function.
14452 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14453 * tree-inline.c (expand_call_inline): Don't warn about reaching
14454 the end of a non-void function being inlined if the function uses
14457 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14459 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14462 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14463 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14464 (implicitly_declare): Handle error_mark_node.
14466 2005-01-27 Richard Henderson <rth@redhat.com>
14469 * tree.h (struct tree_decl): Add debug_expr_is_from.
14470 (DECL_DEBUG_EXPR_IS_FROM): New.
14471 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14472 * dwarf2out.c (dwarf2out_var_location): Update to match.
14473 * tree-outof-ssa.c (create_temp): Likewise.
14474 * var-tracking.c (track_expr_p): Likewise.
14475 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14476 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14477 * toplev.c (default_tree_printer): Likewise.
14479 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14481 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14482 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14484 2005-01-27 Steven Bosscher <stevenb@suse.de>
14486 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14487 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14488 ASM_CLOBBERS): Add tree checks.
14490 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14491 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14492 * c-common.def (SWITCH_STMT): Update to match.
14493 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14494 macros instead of SWITCH_EXPR ones.
14495 * c-dump.c (c_dump_tree): Likewise.
14496 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14497 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14499 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14501 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14503 * unwind-dw2.c (execute_stack_op): Add missing cases for
14504 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14506 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14508 * config.gcc (Obsolete configurations): Remove 'dummy', add
14509 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14512 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14514 PR tree-optimization/19633
14515 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14517 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14518 are no call-clobbered variables.
14519 * tree-outof-ssa.c (check_replaceable): Return false for calls
14522 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14524 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14525 even for variables with NULL DECL_INITIAL.
14527 2005-01-26 Stuart Hastings <stuart@apple.com>
14529 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14531 2005-01-26 Richard Henderson <rth@redhat.com>
14533 PR middle-end/18008
14534 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14536 * expr.c (store_field): Strip conversions to odd-bit-sized types
14537 if the destination field width matches.
14539 2005-01-26 Richard Henderson <rth@redhat.com>
14541 * c-decl.c, expmed.c, expr.c: Revert last change.
14543 2005-01-26 Richard Henderson <rth@redhat.com>
14545 PR middle-end/18008
14546 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14548 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14549 if we don't need the bits above those present in the current mode.
14550 * expr.c (store_field): Strip conversions to odd-bit-sized types
14551 if the destination field width matches.
14553 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14555 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14556 either -ffast-math or -funsafe-math-optimizations is in use.
14558 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14562 * config/avr/avr.c (notice_update_cc): Only set condition code for
14563 ashrqi3 if shift count > 0.
14564 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14565 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14566 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14567 count <= 0 as a no-op, and shift count >= width by copying zero
14568 or sign bit to all bits of the result.
14569 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14570 count, with attribute "length" set to 0 and "cc" set to "none".
14572 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14574 * doc/invoke.texi: Document -mTLS.
14576 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14577 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14578 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14579 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14580 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14581 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14582 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14583 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14585 * configure.ac: Check for a TLS capable gas.
14587 * configure: Regenerate.
14589 2005-01-26 Richard Henderson <rth@redhat.com>
14591 PR middle-end/18008
14592 * combine.c (make_field_assignment): Simplify store to zero_extract
14593 from a source with an overlapping mask.
14595 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14597 2004-11-11 Eric Christopher <echristo@redhat.com>
14599 * config/frv/frv.md: Add fr400_integer automaton. Don't
14600 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14603 2005-01-26 Steven Bosscher <stevenb@suse.de>
14605 PR middle-end/16585
14606 * cfgbuild.c (make_edges): Do not clear or set
14607 current_function_has_computed_jump.
14608 * function.h (struct function): Remove the has_computed_jump field.
14609 (current_function_has_computed_jump): Do not define.
14610 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14611 in a computed jump. Ignore current_function_has_computed_jump.
14613 2005-01-26 Richard Henderson <rth@redhat.com>
14615 PR middle-end/19515
14616 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14617 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14619 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14620 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14621 objects into static storage if they have more than one non-zero value.
14622 * tree.h (categorize_ctor_elements): Update decl.
14624 2005-01-26 Steven Bosscher <stevenb@suse.de>
14626 PR middle-end/19616
14627 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14628 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14629 to this function from 2004-07-10.
14630 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14631 the current function for tail call optimizations if the address
14632 of one of it its arguments is taken.
14634 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14636 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14638 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14640 * function.c (expand_function_end): If current_function_calls_alloca,
14641 emit stack restore in a place that is reached when the function falls
14642 through at the end.
14644 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14646 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14647 rule to avoid matching inappropriate suffix rule.
14649 2005-01-26 Jan Hubicka <jh@suse.cz>
14651 PR tree-optimization/19241
14652 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14654 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14656 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14657 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14659 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14660 <sim*>: Always use crt1.o, regardless of N in simN.
14661 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14662 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14663 (CRT_CALL_STATIC_FUNCTION): Remove.
14664 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14665 use crt1.o, regardless of N in simN.
14666 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14667 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14668 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14669 case isystem setting.
14670 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14672 2005-01-25 Ian Lance Taylor <ian@airs.com>
14674 * gimple-low.c (block_may_fallthru): Correct handling of
14675 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14677 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14679 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14680 handlers to match indentation; nested under the mtune=* handler.
14681 Similar for mcpu= and march=.
14683 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14685 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14686 * config/mips/linux64.h (LIB_SPEC): Likewise.
14687 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14688 * config/sh/linux.h (LIB_SPEC): Likewise.
14690 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14692 * config/frv/frv.c (frv_legitimize_tls_address): New.
14693 (TARGET_HAVE_TLS): Define.
14694 (FRV_SYMBOL_REF_TLS_P): Define.
14695 (frv_override_options): Handle new register classes.
14696 (frv_legitimate_address_p): Reject tls addresses.
14697 (frv_legitimize_address): Handle TLS addresses.
14698 (gen_inlined_tls_plt): New.
14699 (gen_tlsmoff): New.
14700 (frv_legitimize_tls_address): New.
14701 (unspec_got_name): Add TLS entries.
14702 (got12_operand): Add R_FRV_TLSMOFF12 case.
14703 (frv_emit_move): Fixup TLS addresses.
14704 (frv_emit_movsi): Legitimize TLS addresses.
14706 * config/frv/frv.h (MASK_BIG_TLS): New.
14707 (TARGET_BIG_TLS): New.
14708 (HAVE_AS_TLS): Define.
14709 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14710 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14711 (REG_CLASS_NAMES): Same.
14712 (REG_CLASS_CONTENTS): Same.
14713 (CONSTRAINT_LEN): New.
14714 (REG_CLASS_FROM_CONSTRAINT): New.
14715 (PREDICATE_CODES): Add symbolic_operand.
14717 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14718 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14719 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14720 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14721 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14722 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14723 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14724 GR9_REG, GR14_REG, LRREG.
14725 (type): Add load_or_call attribute.
14726 ("load_or_call"): New reservation.
14727 ("call_gettlsoff"): New.
14728 ("tls_indirect_call"): New.
14729 ("tls_load_gottlsoff12"): New.
14730 ("tlsoff_hilo"): New.
14731 ("tls_tlsdesc_ldd"): New.
14732 ("tls_tlsoff_ld"): New.
14735 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14737 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14739 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14740 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14741 * config/frv/frv.c (TLS_BIAS): Define.
14742 (frv_output_dwarf_dtprel): New.
14744 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14746 PR rtl-optimization/19579
14747 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14748 both A and B, see if they don't clobber registers the other expr uses.
14750 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14752 * real.c (do_add): Initialize signalling and canonical members.
14754 * real.c (real_from_integer): Zero out destination.
14756 2005-01-18 Jan Hubicka <jh@suse.cz>
14758 PR tree-optimize/19337
14759 * tree-inline.c (initialize_inlined_parameters): Copy
14760 saved_static_chain_decl only.
14762 2005-01-25 Richard Henderson <rth@redhat.com>
14766 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14767 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14768 80387 enabled, to return a proper subclass. Return the subset that
14769 overlaps with GENERAL_REGS for PLUS.
14770 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14772 2005-01-25 Richard Henderson <rth@redhat.com>
14774 PR middle-end/19609
14775 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14777 2005-01-25 Roger Sayle <roger@eyesopen.com>
14779 * expmed.c (choose_multiplier): Change interface to return the
14780 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14781 (expand_divmod): Update calls to choose_multiplier.
14783 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14785 PR middle-end/19330
14786 * expmed.c (extract_bit_field): Use adjust_address instead of
14787 gen_lowpart when op0 is a MEM.
14789 2005-01-24 Steven Bosscher <stevenb@suse.de>
14791 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14793 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14795 * config/mips/irix-csr.c: New file.
14796 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14797 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14798 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14801 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14804 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14805 sparc/elf.h, add sparc/sp-elf.h.
14806 (sparc-*-rtems*): Likewise.
14807 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14808 tm-dwarf2.h, add sparc/sp-elf.h.
14809 (sparc86x-*-elf): Likewise.
14810 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14811 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14812 TARGET_OS_CPP_BUILTINS.
14813 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14814 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14816 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14817 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14818 (SWITCH_TAKES_ARG): Likewise.
14819 (LOCAL_LABEL_PREFIX): Likewise.
14820 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14821 (TARGET_N_FORMAT_TYPES): Delete.
14822 (TARGET_FORMAT_TYPES): Likewise.
14823 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14824 * config/sparc/elf.h: Delete.
14825 * config/sparc/sp-elf.h: New file.
14827 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14829 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14830 * tree-flow.h: Remove the corresponding prototype.
14831 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14832 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14834 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14837 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14838 for AIX ABI or ELF -fPIC.
14839 (rs6000_emit_load_toc_table): Don't create toc_section here.
14840 (rs6000_xcoff_file_start): Nor here.
14842 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14844 * sh.c (ra.h): Don't #include.
14845 (hard_regs_intersect_p): New function, resurrected from ra.c.
14847 * sh.c: Fix 1996 Copyright.
14849 2005-01-24 Richard Henderson <rth@redhat.com>
14850 Aldy Hernandez <aldyh@redhat.com>
14852 * regrename.c (note_sets): Handle subregs.
14854 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14857 * genconditions.c (write_header, write_conditions): Elide file if
14860 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14862 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14863 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14866 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14868 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14869 expand_builtin_printf, expand_builtin_fprintf,
14870 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14871 checking against POINTER_TYPE.
14872 (validate_arglist): Handle POINTER_TYPE code by checking
14875 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14877 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14878 init_rtlanal): New.
14879 (for_each_rtx): Call for_each_rtx_1.
14880 * rtl.h (init_rtlanal): Declare.
14881 * toplev.c (backend_init): Call init_rtlanal.
14883 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14885 * flow.c (propagate_one_insn): Formatting.
14887 PR middle-end/19551
14888 * flow.c (libcall_dead_p): Be more conservative if unsure.
14889 If there are any instructions between insn and call, see if they are
14890 all dead before saying the libcall is dead.
14892 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14894 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14895 operand constraint for operand 0.
14897 2005-01-23 Richard Henderson <rth@redhat.com>
14900 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14901 edges leading to join block.
14903 2005-01-23 Roger Sayle <roger@eyesopen.com>
14905 * expmed.c (expand_mult_highpart): Make static. Change type of
14906 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14907 (expand_divmod): Updates calls to expand_mult_highpart by using
14908 gen_int_mode to pass a CONST_INT rtx.
14909 * rtl.h (expand_mult_highpart): Remove prototype.
14911 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14913 * flow.c (regset_bytes, regset_size): Remove.
14915 * cfganal.c: Fix a reference to Harvey's paper.
14917 2005-01-23 Steven Bosscher <stevenb@suse.de>
14919 PR rtl-optimization/19464
14920 * tree-optimize.c (init_tree_optimization_passes): Add one more
14921 copyrename pass just before out-of-ssa.
14923 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14926 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14927 * ggc-none.c (ggc_free): Define.
14929 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14931 * cse.c (max_reg, max_insn_uid): Remove.
14932 (cse_main): Don't access max_reg or max_insn_uid.
14934 * c-common.c (explicit_flag_signed_bitfields,
14935 lang_statement_code_p, lang_expand_function_end): Remove.
14936 * c-common.h: Remove the corresponding declarations.
14937 * c-opts.c (c_common_handle_option): Remove all write access
14938 to explicit_flag_signed_bitfields.
14940 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14941 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14942 * cgraph.h: Remove the corresponding declaration.
14944 * gcse.c (null_pointer_info): Remove.
14946 2005-01-23 Roger Sayle <roger@eyesopen.com>
14947 Eric Botcazou <ebotcazou@libertysurf.fr>
14949 * combine.c (simplify_logical): Only simplify logical expressions
14950 of the form ior(and(x,y),z) by the inverse distributive law if the
14951 result is cheaper than the original.
14953 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14955 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14956 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14957 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14958 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14959 config/freebsd-spec.h, config/arm/arm.h,
14960 config/h8300/h8300.md, config/i386/i386.md,
14961 config/i386/predicates.md, config/i386/sse.md,
14962 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14963 config/vax/vax.md: Fix comment typos. Follow spelling
14966 2005-01-23 Steven Bosscher <stevenb@suse.de>
14968 * gengtype.c (walk_type): Produce `not equal to' compares for loop
14969 tests, instead of `less than'.
14971 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
14973 * function.c (assign_parm_setup_block): When creating a new stack slot
14974 for a parameter, get its alignment from the parameter's DECL_ALIGN
14975 rather than the type's TYPE_ALIGN. Make sure that the parameter
14976 is at least word aligned.
14978 2005-01-22 Roger Sayle <roger@eyesopen.com>
14980 PR middle-end/19378
14981 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14983 2005-01-22 Richard Henderson <rth@redhat.com>
14986 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14987 in both compare operands.
14988 (movdfcc_1_sse_max): Likewise.
14989 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
14990 (movdfcc_1_sse): Likewise.
14991 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14992 scratch register as needed.
14994 2005-01-22 Richard Henderson <rth@redhat.com>
14996 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14998 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
15000 2005-01-22 Richard Henderson <rth@redhat.com>
15002 * genopinit.c (optabs): Use smin/smax for floating point too.
15003 * doc/md.texi: Update to match. Clarify that floating point
15004 results are undefined for +0/-0 and NaN.
15005 * doc/rtl.texi: Likewise.
15006 * rtl.def (SMIN, SMAX): Likewise
15007 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
15009 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
15010 leading 's' to the name.
15011 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
15012 smaxxf3, sminxf3): Likewise.
15013 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
15016 2005-01-22 Paul Brook <paul@codesourcery.com>
15018 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
15020 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
15022 * config/s390/s390.c (struct processor_costs): New fields
15023 dlgr, dlr, dr, dsgfr, dsgr.
15024 (z900_cost, z990_cost): Values for new fields.
15025 (s390_rtx_costs): New cases MEM und COMPARE in switch
15026 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
15027 DIV, MOD, UDIV, UMOD.
15029 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15031 * config/s390/s390.md ("doloop_si64"): Reload input value directly
15032 into the register being decremented.
15033 ("doloop_si31", "doloop_di"): Likewise.
15034 ("*doloop_si_long"): Adapt pattern.
15036 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15038 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
15040 (CLASS_MAX_NREGS): Likewise.
15042 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
15044 * doc/tree-ssa.texi (Statement Operands): Add example for new
15045 must-def macro. Note deprecation of old operands interface.
15047 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
15049 PR tree-optimization/19484
15050 * tree-cfg.c (remove_fallthru_edge): New function.
15051 (cleanup_control_flow): Remove fallthru edges from calls that are
15052 now known not to return.
15054 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15056 Fix PR tree-optimization/19038
15057 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
15058 copies with loop variant ones.
15060 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
15062 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
15063 config/alpha/alpha-protos.h, config/alpha/alpha.h,
15064 config/alpha/alpha.md, config/alpha/predicates.md,
15065 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
15066 config/sparc/sol2.h: Update copyright.
15068 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
15069 first label to see if it is a nonlocal label.
15071 2005-01-22 David Edelsohn <edelsohn@gnu.org>
15072 Andrew Pinski <pinskia@physics.uc.edu>
15075 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
15076 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
15078 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15080 * config/rs6000/rtems.h: Update copyright.
15082 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15085 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
15086 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
15087 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
15089 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15092 * c-typeck.c (convert_arguments): Check for error_mark_node.
15094 2005-01-21 Ian Lance Taylor <ian@airs.com>
15096 PR tree-optimization/13000
15097 * tree-inline.c: Include "tree-flow.h".
15098 (expand_call_inline): If warn_return_type, warn if non-void inline
15099 function falls through.
15100 * tree-cfg.c (execute_warn_function_return): Don't warn about
15101 control reaching end if TREE_NO_WARNING is set. Set
15103 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
15105 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
15106 branch if we don't need one.
15107 * c-typeck.c: Include "tree-flow.h"
15108 (c_finish_bc_stmt): Don't add a goto if the current statement
15109 list doesn't fall through to the current point.
15111 2005-01-21 Roger Sayle <roger@eyesopen.com>
15113 PR rtl-optimization/576
15114 * real.c (real_arithmetic): Change return type from void to bool
15115 to return an indication that the result may be inexact.
15116 * real.h (real_arithmeric): Update prototype.
15117 * fold-const.c (const_binop): Don't constant fold floating
15118 point expressions when the user specifies -frounding-math and
15119 the result may depend upon the run-time rounding mode.
15120 (fold_convert_const_real_from_real): Clean-up.
15121 (fold_initializer): Ignore flag_rounding_math for initializers.
15122 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
15123 constant fold FP operations with flag_rounding_math if the
15124 result may depend upon the run-time rounding mode.
15126 2005-01-21 Tom Tromey <tromey@redhat.com>
15128 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
15130 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
15132 * tree-cfg.c: Fix comment typos.
15134 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
15136 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
15137 around the call to rest_of_handle_branch_target_load_optimize.
15139 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15141 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
15142 (sparc64-*-openbsd*): Likewise.
15143 (sparclite-*-elf*): Include tm-dwarf2.h.
15144 (sparc86x-*-elf*): Likewise.
15145 (sparc64-*-elf*): Likewise.
15146 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
15147 (DBX_DEBUGGING_INFO): Likewise.
15148 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
15149 (PREFERRED_DEBUGGING_TYPE): Likewise.
15150 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
15151 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
15152 (PREFERRED_DEBUGGING_TYPE): Likewise.
15153 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
15154 (PREFERRED_DEBUGGING_TYPE): Likewise.
15155 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
15157 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15160 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
15162 2005-01-20 Paul Brook <paul@codesourcery.com>
15164 * doc/rtl.texi: Document value extension requirements for CONST_INT.
15166 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15168 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
15169 label is first in a sequence of labels.
15171 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
15173 2005-01-20 Janis Johnson <janis187@us.ibm.com>
15174 Giovanni Bajo <giovannibajo@gcc.gnu.org>
15176 * doc/sourcebuild.texi (Test Directives): New.
15178 2005-01-20 Roger Sayle <roger@eyesopen.com>
15180 * real.c (real_floor): Don't leave the result uninitialized when
15181 mode is VOIDMode, but return the unrounded intermediate value.
15182 (real_ceil): Likewise.
15184 2005-01-20 Paul Brook <paul@codesourcery.com>
15186 * config/arm/arm.md (insv): Use gen_int_mode.
15188 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15190 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
15191 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15192 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15193 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15194 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15196 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15199 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
15200 fbreg, so we have to assume we can't.
15201 (loc_descriptor_from_tree_1): Ditto.
15202 (containing_function_has_frame_base): New function.
15203 (add_location_or_const_value_attribute): Use it.
15204 Also try to generate a frame_base from a single element location
15207 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15209 PR tree-optimization/15349
15210 * timevar.def (TV_TREE_MERGE_PHI): New.
15211 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
15213 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
15214 calls to tree_forwarder_block_p.
15215 (remove_forwarder_block_with_phi, merge_phi_nodes,
15216 gate_merge_phi, pass_merge_phi): New.
15217 * tree-optimize.c (init_tree_optimization_passes): Add
15219 * tree-pass.h: Add an extern for pass_merge_phi;
15221 2005-01-20 Richard Henderson <rth@redhat.com>
15224 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
15225 (_mm_castps_pd, _mm_castps_si128): New.
15226 (_mm_castsi128_ps, _mm_castsi128_pd): New.
15228 2005-01-20 Richard Henderson <rth@redhat.com>
15231 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
15232 __builtin_ia32_vec_init_v2si.
15233 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
15234 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
15235 (ix86_init_mmx_sse_builtins): Create it.
15236 (ix86_expand_builtin): Expand it.
15237 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
15238 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
15239 (vec_extractv2si_0, vec_extractv2si_1): New.
15241 2005-01-20 Richard Henderson <rth@redhat.com>
15244 * config/i386/i386.c (ix86_expand_push): New.
15245 * config/i386/mmx.md (push<MMXMODE>1): New.
15246 * config/i386/sse.md (push<SSEMODE>1): New.
15247 * config/i386/i386-protos.h: Update.
15249 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15251 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
15254 2005-01-20 Richard Henderson <rth@redhat.com>
15256 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
15257 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
15259 2005-01-19 Richard Henderson <rth@redhat.com>
15262 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
15263 to V4SFmode in SSE1 fallback load path.
15265 2005-01-19 Richard Henderson <rth@redhat.com>
15267 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
15268 in QImode expansion to ix86_expand_vector_set.
15269 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
15271 2005-01-19 Richard Henderson <rth@redhat.com>
15274 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
15275 subclass of the input class.
15276 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
15277 Always true for cross-SSE1 classes. Rationalize conditionals.
15278 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
15279 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
15280 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
15281 (movdi_2): Add MMX/SSE zeros.
15282 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
15283 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
15284 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15285 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
15286 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
15287 (zero_extendsidi2_rex64_1): Remove.
15288 (MOV0 peephole): Check GENERAL_REG_P.
15290 2005-01-19 Richard Henderson <rth@redhat.com>
15293 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
15295 (ix86_expand_vector_extract): Likewise.
15297 2005-01-19 Richard Henderson <rth@redhat.com>
15299 PR middle-end/19304
15300 * expr.c (emit_move_change_mode): New argument force; use
15301 simplify_gen_subreg if true.
15302 (emit_move_via_alt_mode): Merge into ...
15303 (emit_move_via_integer): ... here.
15304 (emit_move_ccmode): Use emit_move_change_mode directly.
15306 2005-01-19 Richard Henderson <rth@redhat.com>
15309 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
15310 (alpha_preferred_reload_class): Handle CONST_VECTOR.
15311 (alpha_emit_set_const_1): Add no_output parameter; don't emit
15313 (alpha_emit_set_const): Likewise. Make static.
15314 (alpha_emit_set_long_const): Make static.
15315 (alpha_extract_integer): Split out from alpha_expand_mov.
15316 (alpha_split_const_mov): Likewise.
15317 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
15318 (alpha_legitimate_constant_p): New.
15319 * config/alpha/alpha-protos.h: Update.
15320 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
15321 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
15322 * config/alpha/alpha.md (movsi): Add n alternative.
15323 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
15324 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
15325 (splitters for all of the above): Use alpha_split_const_mov.
15326 * config/alpha/predicates.md (non_add_const_operand): New.
15327 (non_zero_const_operand): New.
15328 (input_operand): Use alpha_legitimate_constant_p after reload.
15330 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15332 PR tree-optimization/19038
15333 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
15334 (add_candidate): Add ivs with increment in latch only if
15335 allow_ip_end_pos_p is true.
15336 (determine_iv_cost): Use empty_block_p.
15338 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
15340 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
15341 (compute_dominance_frontiers): Ditto.
15343 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
15346 * config/sh/t-rtems: New.
15347 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
15349 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15351 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15352 the offset of the selected field.
15354 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15356 * tree-cfg.c (remove_forwarder_block): Fix the check to
15357 prevent a nonlocal label from appearing in the middle of a
15360 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15362 PR rtl-optimization/19462
15363 * reorg.c (find_end_label): Create return insn only if
15364 current_function_epilogue_delay_list is empty.
15366 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15368 * doc/passes.texi: Remove paragraph mentioning new-ra.
15370 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15372 PR rtl-optimization/15139
15373 * combine.c: Include params.h.
15374 (count_rtxs): New function.
15375 (record_value_for_reg): If replace_rtx would replace at least
15376 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15377 (clobber (const_int 0)) instead of TEM.
15378 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15379 * params.h (MAX_LAST_VALUE_RTL): New.
15380 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15381 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15384 * c-typeck.c (digest_init): Only call build_vector if all constructor
15385 elements are *_CST nodes.
15386 * gimplify.c (gimplify_init_constructor): Likewise.
15388 PR middle-end/19164
15389 * c-typeck.c (digest_init): Only call build_vector if inside_init
15392 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15394 * toplev.c (init_asm_output): Remove dead #ifdef.
15396 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15398 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15400 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15402 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15403 accessing DECL_FUNCTION_CODE.
15404 * dojump.c (do_jump): Likewise.
15405 * gimplify.c (gimplify_call_expr): Likewise.
15406 * predict.c (expr_expected_value): Likewise.
15407 (strip_builtin_expect): Likewise.
15408 * tree-inline.c (estimate_num_insns_1): Likewise.
15409 * tree-ssa-loop-im.c (stmt_cost): Likewise
15410 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15411 (tree_expr_nonnegative_p): Likewise.
15413 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15415 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15416 variant of the load_pcrel_sym pattern.
15417 * config/sparc/sparc.md (P macro): Move to the top.
15418 (load_pcrel_sym): Macroize using P.
15419 (save_register_window): Likewise.
15421 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15423 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15424 ("sordered"): Same.
15426 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15429 * c-typeck.c (build_asm_expr): Strip nops off
15430 input memory operands.
15432 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15434 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15435 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15436 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15437 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15439 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15442 * config/i386/i386.c (override_options): If the 80387 is disabled,
15443 then do not return FP values using FP registers.
15445 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15447 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15448 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15449 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15450 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15451 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15452 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15453 output.h, postreload-gcse.c, postreload.c, recog.c,
15454 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15455 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15456 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15457 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15458 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15459 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15460 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15461 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15463 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15464 config/alpha/alpha.c, config/arm/vfp.md,
15465 config/i386/emmintrin.h, config/i386/i386-modes.def,
15466 config/i386/i386-protos.h, config/i386/i386.h,
15467 config/i386/pmmintrin.h, config/i386/ppro.md,
15468 config/i386/predicates.md, config/i386/xmmintrin.h,
15469 config/i860/i860.c, config/ia64/ia64-modes.def,
15470 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15471 config/ia64/ia64.md, config/ia64/itanium1.md,
15472 config/ia64/itanium2.md, config/ia64/predicates.md,
15473 config/iq2000/iq2000.h, config/mips/linux64.h,
15474 config/rs6000/aix41.h, config/rs6000/aix43.h,
15475 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15476 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15477 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15478 config/sparc/linux64.h, config/sparc/litecoff.h,
15479 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15480 config/sparc/sparc.h, config/sparc/sparc.md,
15481 config/sparc/sysv4-only.h: Update copyright.
15483 2005-01-18 Richard Henderson <rth@redhat.com>
15486 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15488 2005-01-18 Marc Espie <espie@openbsd.org>
15489 * config/i386/openbsdelf.h: Typo.
15491 2005-01-18 Richard Henderson <rth@redhat.com>
15493 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15494 special case for sse.
15495 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15497 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15499 * tree-inline.c (estimate_num_insns_1): Added cases for
15500 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15502 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15504 PR rtl-optimization/19296
15505 * combine.c (simplify_comparison): Rewrite the condition under
15506 which a non-paradoxical SUBREG of a PLUS can be lifted when
15507 compared against a constant.
15509 2005-01-18 Andi Kleen <ak@muc.de>
15511 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15512 * c.opt (-Wpointer-sign): Add.
15513 * doc/invoke.texi: (-Wpointer-sign): Add.
15515 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15517 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15518 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15519 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15520 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15521 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15522 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15523 for TARGET_MIX_SSE_I387.
15524 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15525 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15526 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15527 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15528 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15529 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15530 TARGET_MIX_SSE_I387.
15531 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15534 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15537 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15538 Add movaps alternative for xmm reg->reg move.
15540 2005-01-17 Jeff Law <law@redhat.com>
15542 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15543 at the end of the main DOM loop rather than just before DOM exits.
15545 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15547 PR tree-optimization/19121
15548 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15549 adding aliases to a name tag, also add them to the pointer's
15551 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15552 sensitive alias info at all. Only check that the two pointers
15553 have compatible pointed-to sets.
15554 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15555 a pointer's type tag is a superset of the alias set of the
15556 pointer's name tag.
15558 2005-01-17 James E Wilson <wilson@specifixinc.com>
15561 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15562 comment to document why.
15564 2005-01-17 Richard Henderson <rth@redhat.com>
15566 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15567 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15568 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15569 sse2_vmsminv2df3_finite): New.
15570 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15571 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15572 Force op1 into register.
15574 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15576 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15577 bubblestrap from always rebuilding build directory.
15579 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15581 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15582 ("*cmpmem_short"): Likewise.
15584 2005-01-17 Steven Bosscher <stevenb@suse.de>
15586 * basic-block.h: Document BB_* flags.
15587 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15588 use an sbitmap instead.
15589 * sched-rgn.c (compute_trg_info): Likewise.
15591 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15593 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15594 redundant target_cpu_default and extra_parts lines. Use the default
15596 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15597 (SUBTARGET_EXTRA_SPECS): Delete.
15598 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15599 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15600 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15601 and "n32" for -mabi=n32.
15603 2005-01-17 Ian Lance Taylor <ian@airs.com>
15606 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15607 fold constant variables into initial values.
15609 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15611 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15613 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15614 through the statements backward.
15616 2005-01-17 Ian Lance Taylor <ian@airs.com>
15618 PR middle-end/13127:
15619 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15620 a variable set to the return value of the inlined function.
15622 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15624 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15625 when modes are tieable.
15627 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15629 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15630 of pthread_create to find out if threads are enabled.
15631 * gthr-posix95.h (__gthread_active_p): Likewise.
15633 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15635 * common.opt (-fnew-ra): Remove.
15637 * toplev.h (flag_new_regalloc): Remove.
15638 * Makefile.in (ra*.*): Don't mention.
15639 * passes.c (rest_of_handle_new_regalloc): Remove.
15640 (rest_of_handle_combine, rest_of_compilation): Always consider
15641 flag_new_regalloc as false.
15642 * doc/invoke.texi: Don't document -fnew-ra.
15644 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15646 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15647 last parameter to reg_scan.
15648 * loop.c (loop_optimize): Likewise.
15649 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15650 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15651 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15652 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15653 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15654 * regclass.c (reg_scan): Likewise, for the declaration.
15655 * rtl.h (reg_scan): Likewise, for the prototype.
15657 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15659 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15660 mark_dfs_back_edges.
15662 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15664 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15665 (compute_avail): Uses don't go in tmp_gen.
15667 2005-01-16 Steven Bosscher <stevenb@suse.de>
15669 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15670 loop to look for a free slot in a page entry.
15672 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15675 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15676 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15677 just before targetm.asm_out.file_end.
15678 * tree.h (process_pending_assemble_output_defs): Declare.
15679 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15681 (assemble_alias): Defer generation of assembly code for defines when
15682 TARGET_DEFERRED_OUTPUT_DEFS is true.
15683 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15684 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15685 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15687 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15690 * pa.c (pa_scalar_mode_supported_p): New function.
15691 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15692 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15694 * pa-protos.h (prefetch_operand): Delete.
15695 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15696 * pa.c (prefetch_operand): Delete.
15697 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15698 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15699 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15700 and prefetch_nocc_operand.
15701 * pa.md (prefetch): Rework to avoid reload problems handling short
15702 displacements when a cache control completer needs to be provided.
15703 (prefetch_32, prefetch_64): Delete.
15704 (prefetch_cc, prefetch_nocc): New patterns.
15706 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15708 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15710 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15713 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15714 exceeds maximum alignment for global common data.
15715 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15716 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15718 2004-01-15 Roger Sayle <roger@eyesopen.com>
15720 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15722 2004-01-15 Roger Sayle <roger@eyesopen.com>
15724 * harg-reg-set.h (reg_class_names): Prototype global array.
15725 * regclass.c (reg_class_names): Declare here and initialize to
15727 (dump_regclass): Remove local declaration of reg_class_names.
15728 (regclass): Likewise.
15729 * cfg.c (dump_flow_info): Likewise.
15730 * ra-debug.c (reg_class_names): Likewise.
15731 * regrename.c (reg_class_names): Likewise.
15732 * reload.c (reg_class_names): Likewise.
15733 * reload1.c (spill_failure): Likewise.
15734 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15736 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15738 * config/s390/s390.md ("reload_outti"): Remove predicate for
15739 output operand. Abort if operand is not a MEM.
15740 ("reload_outdi", "reload_outdf"): Likewise.
15742 2005-01-15 Marc Espie <espie@openbsd.org>
15744 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15745 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15746 * config/openbsd.h: Fix C++ includes for native configurations.
15747 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15748 Add trampoline support.
15749 * config/i386/openbsdelf.h: New.
15751 2005-01-15 Marc Espie <espie@openbsd.org>
15753 * collect2.c (main): Explicitly parse -dynamic-linker option.
15755 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15757 PR tree-optimization/19060
15758 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15759 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15760 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15761 and handle extract_range_from_cond returning false.
15762 * fold-const.c (fold): Optimize comparisons with min/max even for
15763 width > HOST_BITS_PER_WIDE_INT.
15765 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15767 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15768 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15769 Remove little endian multilib variants.
15770 Add mips32 multilib variant.
15772 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15774 * explow.c (copy_all_reg, stabilize): Remove.
15775 * expr.h: Remove the corresponding prototypes.
15777 * rtlanal.c (regs_set_between_p): Remove.
15778 * rtl.h: Remove the corresponding prototype.
15780 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15782 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15783 to rs6000_nonimmediate_operand.
15784 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15785 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15786 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15787 rs6000_nonimmediate_operand.
15788 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15789 rs6000_nonimmediate_operand.
15791 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15793 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15795 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15797 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15799 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15800 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15802 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15803 (rs6k_nonimmediate_operand): New.
15804 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15806 (legitimate_lo_sum_address_p): Same.
15807 (rs6000_legitimize_address): Same.
15808 (rs6000_legitimize_reload_address): Same.
15809 (rs6000_legitimate_address): Same.
15810 (spe_build_register_parallel): Pass DF and DC modes in a DI
15813 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15814 to rs6k_nonimmediate_operand.
15816 * config/rs6000/spe.md ("*frob_df_di"): New.
15817 ("*frob_di_df"): New.
15818 ("*frob_di_df_2"): New.
15819 ("*mov_sidf_e500_subreg0"): New.
15820 ("*mov_sidf_e500_subreg4"): New.
15821 ("*movdf_e500_double"): Change predicate to
15822 rs6k_nonimmediate_operand.
15824 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15826 * postreload.c (move2add_note_store): Only call
15827 trunc_int_for_mode on scalar integers.
15829 2005-01-14 Steven Bosscher <stevenb@suse.de>
15831 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15832 replace BB_VISITED uses.
15833 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15834 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15835 (tree_dce_done): Free visited_control_parents.
15836 (perform_tree_ssa_dce): Allocate and clear it.
15837 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15838 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15839 instead of BB_VISITED.
15841 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15843 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15844 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15845 Remove unused prototypes.
15847 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15849 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15850 64-bit register usage.
15851 (spe_func_has_64bit_regs_p): Add FIXME note.
15853 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15855 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15856 flag_finite_math_only with flag_unsafe_math_optimizations.
15858 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15860 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15861 end-of-stack check.
15862 (__tpf_eh_return): Copy TPF private stack area from the module
15863 boundary stack frame. Add check for when module addresses are
15864 equal, but no stub address is found.
15866 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15869 * arm.h (struct machine_function): Add call_via field.
15870 (thumb_call_via_label): Declare.
15871 * arm.c (thumb_call_via_label): New variable.
15872 (thumb_call_reg_needed): New variable.
15873 (arm_output_function_epilogue): For Thumb code, output any per-function
15874 call-indirect trampolines.
15875 (thumb_call_via_reg): New function.
15876 (arm_file_end): New function.
15877 (TARGET_ASM_FILE_END): Call arm_file_end.
15878 (aof_file_end): Likewise.
15879 * arm-protos.h (thumb_call_via_reg): Declare.
15880 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15881 thumb_call_via_reg in normal case.
15883 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15885 PR middle-end/19084
15886 PR rtl-optimization/19348
15887 * recog.c (peephole2_optimize): Do global life update if some peephole
15888 decides it doesn't need at least one of its inputs and that change
15889 influences liveness at the start of the basic block.
15891 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15892 arguments instead of 1.
15894 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15896 PR middle-end/18820
15897 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15898 zero for nested functions needing a static chain or functions
15899 with a non-constant address.
15901 2005-01-13 Roger Sayle <roger@eyesopen.com>
15903 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15904 (and (sign_extend X) C) into (zero_extend (and X C)).
15906 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15908 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15910 2005-01-13 Richard Henderson <rth@redhat.com>
15915 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15916 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15917 not just TARGET_SSE.
15918 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15919 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15920 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15921 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15922 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15923 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15924 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15925 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15926 (movdicc_c_rex64): Rename with '*'.
15927 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15928 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15929 (movsfcc_1_387): Rename from movsfcc_1.
15930 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15931 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15932 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15933 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15934 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15935 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15936 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15937 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15938 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15939 sse_movdfcc_const0_4): Remove.
15940 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15941 recognize min/max early. Update for changed sse cmove patterns.
15942 (ix86_split_sse_movcc): New.
15943 * config/i386/i386-protos.h: Update.
15945 2005-01-13 Steven Bosscher <stevenb@suse.de>
15947 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15948 (fix_stmt_v_may_defs): Likewise.
15950 2005-01-13 Richard Henderson <rth@redhat.com>
15952 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15953 for converting the mask.
15955 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15957 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15960 2005-01-13 Richard Henderson <rth@redhat.com>
15962 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15963 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15964 IX86_BUILTIN_MOVDQ2Q): Remove.
15965 (IX86_BUILTIN_VEC_EXT_V4SI): New.
15966 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15967 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15969 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15970 (sse2_pextrw): Fix immediate constraint.
15971 (sse2_loadq, sse2_loadq_rex64): Remove.
15972 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15973 Use __builtin_ia32_vec_ext_<size>.
15974 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15976 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
15978 * function.c (assign_parm_setup_block): Look inside original
15979 entry_parm when inspecting PARALLEL.
15981 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15982 Joel Sherrill <joel@oarcorp.com>
15985 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15986 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15987 rtems_gxx_recursive_mutex_init.
15988 (__gthread_recursive_mutex_lock): New function.
15989 (__gthread_recursive_mutex_trylock): Likewise.
15990 (__gthread_recursive_mutex_unlock): Likewise.
15992 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15994 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15996 2005-01-13 Jan Beulich <jbeulich@novell.com>
15998 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15999 (ashrti3_internal): Indicate output is early clobber. Generate result
16000 into output rather than first input. Use move for low word of output
16001 if shift count is exactly 64.
16002 (lshrti3_internal): Likewise.
16004 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
16008 * reload1.c (delete_output_reload): Don't delete an output reload
16009 if the pseudo lives longer than a single basic block. Adjust and
16010 improve wording of comment.
16012 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
16015 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
16016 of TYPE_SIZE where we mean the number of bytes.
16018 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
16020 * function.c (assign_parm_setup_block): Relax condition on
16021 multi-register optimization.
16023 2005-01-12 Nick Clifton <nickc@redhat.com>
16025 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
16026 an "in_delay_slot" attribute of "no" to prevent them being used in
16027 delay slots. This is forbidden because they might generate
16030 2005-01-12 Alan Modra <amodra@bigpond.net.au>
16033 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
16034 with r->Y and Y->r.
16036 2005-01-12 Nick Clifton <nickc@redhat.com>
16038 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
16039 passed on to GAS) but do not define, as GAS no longer supports or
16040 needs the -m2000 option.
16042 2005-01-11 Roger Sayle <roger@eyesopen.com>
16044 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
16045 type as args of unprototyped builtins aren't automatically promoted.
16046 (fold_builtin_abs): Likewise.
16048 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16050 * Makefile.in: Set a `build-warn' variable.
16052 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16054 PR tree-optimization/17949
16055 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
16056 (find_interesting_uses_address): Use it.
16058 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
16060 * regrename.c (kill_value): Handle subreg's that won't simplify.
16062 2005-01-11 Richard Henderson <rth@redhat.com>
16065 * config/i386/i386.h (enum ix86_builtins): Move ...
16066 * config/i386/i386.c: ... here.
16067 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
16068 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
16069 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
16070 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
16071 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
16072 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
16073 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
16074 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
16075 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
16076 IX86_BUILTIN_LOADDDUP): Remove.
16077 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
16078 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
16079 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
16080 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
16081 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
16082 (ix86_init_builtins): Make static.
16083 (ix86_init_mmx_sse_builtins): Update for changed builtins.
16084 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
16085 if all the modes match. Otherwise, fake it.
16086 (get_element_number, ix86_expand_vec_init_builtin,
16087 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
16088 (ix86_expand_builtin): Make static. Update for changed builtins.
16089 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
16090 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
16091 (ix86_expand_vector_init_duplicate): New.
16092 (ix86_expand_vector_init_low_nonzero): New.
16093 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
16094 Split out from ix86_expand_vector_init; handle integer modes.
16095 (ix86_expand_vector_init): Use them.
16096 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
16097 * config/i386/i386-protos.h: Update.
16098 * config/i386/predicates.md (reg_or_0_operand): New.
16099 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
16100 (movv2sf_internal): Likewise. And a splitter to match them all.
16101 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
16102 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
16103 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
16104 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
16105 (mmx_pinsrw): Fix operand ordering.
16106 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
16107 rather than sse_loadss expander.
16108 (movv2df splitter): Similarly.
16109 (sse_loadss, sse_loadlss): Remove.
16110 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
16111 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
16112 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
16113 (sse3_movddup): Rename with '*'.
16114 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
16115 (sse2_loadsd): Remove.
16116 (vec_dupv2df_sse3): Rename from sse3_loadddup.
16117 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
16118 (sse2_pinsrw): Fix argument ordering.
16119 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
16120 (sse2_stored): Remove 'r' destination.
16121 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
16122 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
16123 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
16124 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
16125 vec_extractv16qi, vec_initv16qi): New.
16127 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
16128 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
16129 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
16131 (_mm_load_pd, _mm_store_pd): Use plain dereference.
16132 (_mm_load_si128, _mm_store_si128): Likewise.
16133 (_mm_load1_pd): Use _mm_set1_pd.
16134 (_mm_load_sd): Use _mm_set_sd.
16135 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
16136 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
16137 (_mm_set_epi64): Use _mm_set_epi64x.
16138 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
16139 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
16140 _mm_setr_epi8): Use _mm_set_foo form.
16141 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
16142 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
16143 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
16144 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
16145 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
16146 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
16147 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
16148 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
16149 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
16150 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
16151 (_mm_movedup_pd): Use _mm_shuffle_pd.
16152 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
16153 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
16154 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
16155 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
16156 Use _mm_setzero_ps.
16157 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
16158 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
16159 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
16160 (_mm_store_ps): Use raw dereference.
16161 (_mm_store1_ps): Use _mm_storeu_ps.
16162 (_mm_storer_ps): Use _mm_store_ps.
16163 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
16164 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
16166 2005-01-11 Stan Shebs <shebs@apple.com>
16168 * config/rs6000/rs6000.c (machopic_output_stub): Issue
16169 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
16171 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
16174 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
16175 Skip all DECLs except for FIELD_DECLs.
16177 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16179 * config/s390/s390.c (override_options): Return error if
16180 -mbackchain, -mpacked-stack and -mhard-float are used together.
16181 (s390_va_start): Remove the backchain && packed-stack special case.
16182 (s390_gimplify_va_arg): Likewise.
16183 * doc/invoke.texi: Remove the ABI incompatibility note.
16185 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16187 * config/s390/s390.c (struct s390_frame_layout): Remove
16189 (s390_frame_info, s390_emit_prologue): Replace occurrences of
16190 save_backchain_p with TARGET_BACKCHAIN.
16192 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16195 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
16196 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
16197 * function.c (locate_and_pad_parm): Set new field.
16198 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
16199 Tweak where_pad test to include "none". Always set mem align for
16201 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
16202 not sufficient for type.
16203 (assign_parm_setup_block): If stack_parm is zero on entry, always
16204 make a new stack local. Block move old stack parm if necessary
16205 to new aligned stack local.
16206 (assign_parm_setup_stack): Use a block move to handle
16207 potentially misaligned entry_parm.
16208 (assign_parms_unsplit_complex): Specify required alignment when
16209 creating stack local.
16210 * calls.c (compute_argument_addresses): Override alignment of stack
16211 arg calculated from its type with the alignment given by
16212 FUNCTION_ARG_BOUNDARY.
16213 (store_one_arg): Likewise.
16215 2005-01-11 Jan Beulich <jbeulich@novell.com>
16217 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
16218 Change respective itanium_class attribute to ialu.
16219 (shladdp4_internal): New.
16220 * config/ia64/predicates.md (shladd_log2_operand): New.
16222 2005-01-11 Richard Henderson <rth@redhat.com>
16224 * expr.c (store_constructor): Use rtvec_alloc instead of
16225 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
16227 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
16229 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
16231 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16233 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
16234 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
16235 (TARGET_RWRELOC): Define.
16236 (ia64_rwreloc_section_type_flags): Delete.
16237 (ia64_section_type_flags): New function.
16238 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
16239 (TARGET_RWRELOC): Define.
16241 2005-01-10 David Mosberger <davidm@hpl.hp.com>
16244 * config/ia64/ia64.c (process_set): For alloc insn, only call
16245 process_epilogue is !frame_pointer_needed.
16247 2005-01-10 Roger Sayle <roger@eyesopen.com>
16250 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
16251 unary operator and can't be treated as a binary/comparison operator.
16253 2005-01-10 Richard Henderson <rth@redhat.com>
16255 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
16256 (ix86_return_in_memory): Likewise.
16257 (function_arg_advance): Likewise. Mirror structure in function_arg
16258 for choosing register to advance.
16260 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
16262 * tree-vectorizer.c, tree.def: Fix comment typos.
16264 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
16266 * config/s390/s390.c (struct processor_costs): 4 new fields:
16267 ddbr, ddr, debr, der.
16268 (s390_rtx_costs): More precise handling of divide instructions.
16270 2005-01-10 David Edelsohn <edelsohn@gnu.org>
16272 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
16274 2005-01-10 Jan Beulich <jbeulich@novell.com>
16276 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
16277 names resulting from -ffunction-sections/-fdata-sections and linkonce
16279 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
16280 based on the section name. Rearrange the section name comparison logic
16281 slightly so that each section name is compared against at most once.
16283 2005-01-10 Ben Elliston <bje@au.ibm.com>
16285 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
16286 targets for which -fPIC reduces limitations on the GOT size.
16288 2005-01-09 Falk Hueffner <falk@debian.org>
16290 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
16293 2005-01-09 David Edelsohn <edelsohn@gnu.org>
16296 * collect2.c (main): Set aixrtl_flag for -brtl option.
16297 (resolve_lib_name): Search for .so file extension before .a
16298 if aixrtl_flag set.
16300 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
16302 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
16303 (vect_analyze_data_refs_alignment): Add dump prints.
16305 2005-01-09 Ira Rosen <irar@il.ibm.com>
16307 * tree-vectorizer.c (vect_analyze_offset_expr): Use
16308 expr_invariant_in_loop_p.
16309 Initialize outputs first thing in the function.
16310 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
16311 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
16312 (vect_analyze_pointer_ref_access): Check that the initial condition of
16313 the access function is loop invariant.
16315 2005-01-09 Richard Henderson <rth@redhat.com>
16317 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
16318 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
16319 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
16320 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
16321 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
16322 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
16323 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
16324 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
16325 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
16326 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
16327 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
16328 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
16329 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
16330 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
16331 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
16332 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
16333 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
16334 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
16335 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
16336 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
16337 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
16338 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
16339 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
16341 (mmx_clrdi, pavgusb): Remove.
16342 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
16343 with leading sse_ prefix.
16344 * config/i386/sse.md: Receive them.
16345 * config/i386/mmx.md: New file.
16346 (MMXMODE12, MMXMODE24, mmxvecsize): New.
16347 (subrv2sf3): Turn into expander for normal subtraction.
16348 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
16349 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16350 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16351 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16352 commutative; use ix86_binary_operator_ok.
16353 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16354 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16355 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16356 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16357 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16358 Macroize from existing patterns; use ix86_binary_operator_ok.
16359 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16360 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16361 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16362 with vec_select+vec_concat.
16363 (mmx_pshufw, mmx_pshufw_1): Likewise.
16364 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16365 (mmx_uavgv4hi3): Model correctly.
16366 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16367 _mm_xor_si64): Remove casts.
16369 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16371 PR tree-optimization/19224
16372 * tree-scalar-evolution.c (get_instantiated_value,
16373 set_instantiated_value): New functions.
16374 (instantiate_parameters_1): Cache the results.
16375 (instantiate_parameters, resolve_mixers): Initialize and free
16378 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16380 * config/i386/i386.md (addhi_4): Correct reference in comment.
16383 2005-01-08 Richard Henderson <rth@redhat.com>
16385 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16386 (_mm_cvtsi128_si64x): Likewise.
16387 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16388 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16389 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16390 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16391 * config/i386/i386-protos.h: Update.
16392 * config/i386/i386.c (print_operand): Add 'H'.
16393 (ix86_fixup_binary_operands): Split out from ...
16394 (ix86_expand_binary_operator): ... here.
16395 (ix86_fixup_binary_operands_no_copy): New.
16396 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16397 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16398 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16399 (safe_vector_operand): Use CONST0_RTX.
16400 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16401 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16402 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16403 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16405 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16406 (IX86_BUILTIN_CMPNGESS): New.
16407 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16408 (attr type): Add sselog1.
16409 (attr unit, attr memory): Handle it.
16410 (movti, movti_internal, movti_rex64): Move near other integer moves.
16411 (movtf, movtf_internal): Move near other fp moves.
16412 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16413 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16414 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16415 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16416 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16417 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16418 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16419 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16420 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16421 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16422 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16423 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16424 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16425 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16426 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16427 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16428 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16429 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16430 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16431 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16432 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16433 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16434 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16435 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16436 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16437 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16438 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16439 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16440 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16441 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16442 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16443 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16444 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16445 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16446 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16447 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16448 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16449 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16450 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16451 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16452 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16453 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16454 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16455 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16457 (SSEPUSH, push<SSEPUSH>): Remove.
16458 (MMXPUSH, push<MMXPUSH>): Remove.
16459 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16460 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16461 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16462 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16463 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16464 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16465 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16466 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16467 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16468 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16469 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16470 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16471 (ppro_sse_log_V4SF): Handle sselog1.
16472 * config/i386/predicates.md (const_0_to_1_operand): New.
16473 (const_0_to_255_mul_8_operand): New.
16474 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16475 (const_2_to_3_operand, const_4_to_7_operand): New.
16476 * config/i386/sse.md: New file.
16477 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16478 (sse_movups): Rename from sse_movups_1.
16479 (sse_loadlss): Rename from sse_loadss_1.
16480 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16482 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16483 (absv4sf2, negv2df, absv2df): New.
16484 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16485 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16486 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16487 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16488 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16489 (sse3_addsubv4sf3): Model correctly.
16490 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16491 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16492 (sse_movhlps): Model with vec_select+vec_concat.
16493 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16494 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16495 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16496 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16497 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16498 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16499 sse2_pshufhw_1): Likewise.
16500 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16501 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16502 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16503 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16504 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16505 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16506 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16507 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16508 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16509 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16510 sminv8hi3): Mark commutative
16511 operands. Use ix86_binary_operator_ok.
16512 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16513 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16514 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16515 sse2_punpcklqdq): Allow operand2 in memory.
16516 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16517 sse2_movsd): Add memory alternatives.
16518 (sse_storelps): Turn expander into an insn; split after reload.
16519 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16520 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16522 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16524 * configure.ac (DWARF-2 debug_line): Use objdump.
16525 * configure: Regenerate.
16527 2005-01-08 Jeff Law <law@redhat.com>
16528 Diego Novillo <dnovillo@redhat.com>
16530 PR tree-optimization/18241
16531 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16532 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16533 statements with volatile operands.
16534 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16535 operands after marking a statement with has_volatile_ops.
16537 2005-01-08 Roger Sayle <roger@eyesopen.com>
16539 * tree.c (int_fits_type_p): Always honor integer constant
16540 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16542 2005-01-08 Roger Sayle <roger@eyesopen.com>
16544 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16545 the latent bug in rtl_delete_block has been resolved.
16547 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16549 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16550 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16552 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16554 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16555 library as @multilib_dir@/$(SHLIB_SONAME).
16557 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16559 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16560 * configure: Regenerate.
16562 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16564 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16567 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16570 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16571 Convert non-word aligned offset address using ld/std into
16574 2005-01-07 Richard Henderson <rth@redhat.com>
16576 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16578 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16580 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16582 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16584 PR tree-optimization/19283
16585 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16586 is not shorter than the original type.
16588 PR rtl-optimization/19012
16589 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16591 PR rtl-optimization/18861
16592 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16593 (FULL_STATE): Define.
16594 (mark_tablejump_edge): New function.
16595 (purge_dead_tablejump_edges): New function.
16596 (find_bb_boundaries): Use it.
16598 PR tree-optimization/18828
16599 * builtins.c (expand_builtin_next_arg): Remove argument and all
16600 the argument checking.
16601 (expand_builtin): Adjust caller.
16602 (expand_builtin_va_start): Likewise. Remove error for too many
16604 (fold_builtin_next_arg): Issue error for too many arguments.
16605 After checking arguments, replace them with magic arguments that
16606 prevent further checking of the args.
16608 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16610 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16612 2005-01-06 Roger Sayle <roger@eyesopen.com>
16615 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16616 and %{.S:...} (and their negative variants) to test whether the
16617 input file is assembler or pre-processed-assembler independent of
16618 the actual filename extension.
16620 2005-01-06 Roger Sayle <roger@eyesopen.com>
16622 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16623 of sign or zero extended values.
16625 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16627 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16628 for IBM long double format correctly.
16630 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16632 Fix PR tree-optimization/18792
16634 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16635 to first_loop_depth, and use loop depth instead of loop number.
16636 (build_classic_dir_vector): Ditto.
16637 (compute_data_dependences_for_loop): Use depth, not loop number.
16638 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16639 number. Pass in loops, instead of loop numbers.
16640 (gather_interchange_stats): Ditto.
16641 (linear_transform_loops): Ditto.
16643 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16646 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16647 biv_fits_mode_p, extension_within_bounds_p): New functions.
16648 (check_ext_dependent_givs): Use them.
16650 2005-01-06 Roger Sayle <roger@eyesopen.com>
16652 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16653 more than one barrier, in which case we should delete them all.
16655 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16657 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16659 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16661 Fix PR middle-end/19286
16663 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16664 output this subprogram, simply ignore this attempt to do it again.
16665 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16666 origin attribute if it's not possible.
16667 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16668 (decls_for_scope): Ditto.
16669 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16670 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16672 2005-01-05 Richard Henderson <rth@redhat.com>
16675 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16676 (bdesc_2arg): Use it.
16677 (ix86_expand_binop_builtin): Force operands into registers
16679 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16680 ix86_expand_sse_compare, ix86_expand_sse_comi,
16681 ix86_expand_builtin): Likewise.
16683 2005-01-05 Richard Henderson <rth@redhat.com>
16685 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16687 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16688 (mulv4hi3): Set itanium_class mmmul.
16689 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16690 (fpack): Rename from fpack_sfsf.
16692 2005-01-05 Richard Henderson <rth@redhat.com>
16695 * reload1.c (do_input_reload): Restrict the optimization deleteing
16696 a previous output reload to RELOAD_FOR_INPUT.
16698 2005-01-05 Steven Bosscher <stevenb@suse.de>
16700 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16701 comment that we fall through after case.
16702 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16703 (distribute_links): Likewise.
16704 * cse.c (cse_insn): Likewise.
16705 * cselib.c (cselib_invalidate_mem): Likewise.
16706 * df.c: Update comments at the top of the file.
16707 (read_modify_subreg_p): Update comments here too.
16708 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16709 * flow.c (mark_set_1): Likewise.
16710 (mark_used_regs): Likewise.
16711 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16712 (canon_list_insert): Likewise.
16713 (mark_set): Likewise.
16714 (try_replace_reg): Likewise.
16715 (store_killed_in_insn): Likewise.
16716 * loop.c (count_one_set): Likewise.
16717 (basic_induction_var): Likewise.
16718 * postreload-gcse.c (find_mem_conflicts): Likewise.
16719 * postreload.c (reload_combine_note_store): Likewise.
16720 (move2add_note_store): Likewise.
16721 * reload.c (find_equiv_reg): Likewise.
16722 (mark_referenced_resources): Likewise.
16723 * rtlanal.c (set_noop_p): Likewise.
16724 (note_stores): Likewise.
16725 (note_uses): Likewise.
16726 * sched-deps.c (sched_analyze_1): Likewise.
16727 * sched-rgn.c (check_live_1): Likewise.
16728 (update_live_1): Likewise.
16729 * config/i860/i860.c: Likewise.
16731 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16733 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16735 * doc/rtl.texi: Update documentation for bit-fields and SET.
16737 2005-01-05 Roger Sayle <roger@eyesopen.com>
16739 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16741 2005-01-05 Jan Hubicka <jh@suse.cz>
16742 Richard Henderson <rth@redhat.com>
16745 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16748 2005-01-05 Richard Henderson <rth@redhat.com>
16751 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16752 (sse_shufps): Change operand 3 to const_int_operand.
16753 (sse2_storelps): Fix typo in template.
16754 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16755 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16756 (ix86_expand_builtin): Likewise.
16758 2005-01-05 Julian Brown <julian@codesourcery.com>
16760 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16761 as aggregates for AAPCS ABIs.
16763 2005-01-05 Stan Shebs <shebs@apple.com>
16765 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16766 Mach-O getters if ppc64.
16767 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16769 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16770 signed four-byte field for global code case.
16771 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16773 2005-01-05 Roger Sayle <roger@eyesopen.com>
16775 PR middle-end/19100
16776 * c-common.c: Include real.h.
16777 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16778 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16779 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16780 * Makefile.in (c-common.o): Update dependencies.
16782 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16784 * c-parse.in (asm_string): Add trailing semicolon.
16786 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16788 * c-parse.in (asm_string): New. Don't allow wide strings in
16790 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16791 asm_string instead of STRING.
16793 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16795 * c-typeck.c (constructor_no_implicit): Remove.
16796 (set_designator, process_init_element): Don't check
16797 constructor_no_implicit.
16799 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16800 Kaz Kojima <kkojima@gcc.gnu.org>
16803 * lcm.c (create_pre_exit): New.
16804 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16805 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16807 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16809 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16810 -msoft-float in target_float_switch.
16811 * arm.c (arm_override_options): Fix processing of target_float_switch.
16813 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16815 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16818 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16820 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16821 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16823 2005-01-04 Roger Sayle <roger@eyesopen.com>
16825 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16826 if deleting the then-block allows the test-block to fallthru to the
16829 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16832 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16833 after the full declaration if the are in two different TUs.
16835 2005-01-04 Richard Henderson <rth@redhat.com>
16838 * tree-sra.c (generate_one_element_init): Just
16839 call gimplify_and_add.
16840 (generate_element_init): Record the
16841 new referenced variables and mark them for renaming
16842 and split out to ...
16843 (generate_element_init_1): This.
16844 (scalarize_init): Don't call push_gimplify_context/
16845 pop_gimplify_context.
16847 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16849 * toplev.c (get_src_pwd): Handle failure of getpwd().
16851 2005-01-04 Roger Sayle <roger@eyesopen.com>
16853 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16855 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16856 all the cases handled by it are inverted by invert_truthvalue.
16858 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16860 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16861 (save_register_windowsi): Likewise.
16863 2005-01-04 Richard Henderson <rth@redhat.com>
16865 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16867 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16869 PR middle-end/17767
16870 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16871 any simplifications of vector mode comparison operators.
16872 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16874 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16875 Devang Patel <dpatel@apple.com>
16877 PR tree-optimization/18308
16878 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16879 the operands before creating a new expression.
16880 * dojump.c (do_jump): Make drop_through_label available
16881 for all cases. Add expansion of COND_EXPR.
16883 2005-01-04 Ira Rosen <irar@il.ibm.com>
16885 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16886 INTEGER_CST instead of TREE_CONSTANT.
16887 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16888 instead of TREE_CONSTANT.
16889 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16890 instead of TREE_CONSTANT.
16892 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16894 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16896 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16899 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16900 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16902 2005-01-03 Richard Henderson <rth@redhat.com>
16904 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16905 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16906 fold_convert_const_real_from_real): Split out from ...
16907 (fold_convert_const): ... here.
16909 2005-01-03 Richard Henderson <rth@redhat.com>
16912 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16913 (mov<MMXMODEI>_internal): Likewise.
16914 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16915 Add V2SF case; use it for SSE1; don't use TI.
16916 (movdf_integer): Likewise.
16917 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16919 2005-01-03 Ira Rosen <irar@il.ibm.com>
16921 * tree-vectorizer.c (vect_strip_conversions): New function.
16922 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16923 check for binary class.
16925 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16929 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16931 * gimple-low.c (mark_blocks_with_used_vars): New function.
16932 (mark_blocks_with_used_subblocks): Ditto.
16933 (mark_used_blocks): Ditto.
16934 (pass_mark_used_blocks): New pass.
16935 * tree-inline.c: Include debug.h.
16936 (expand_call_inline): Call outlining_inline_function here.
16937 * tree-optimize.c (init_tree_optimization_passes): Add
16938 pass_mark_used_blocks.
16939 * tree-pass.h (pass_mark_used_blocks): New.
16940 * Makefile.in (tree-inline.o): Add debug.h dependency.
16942 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16944 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16945 VAR_DECLs to have weak_import attribute.
16947 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16950 2004-01-03 Steven Bosscher <stevenb@suse.de>
16952 * passes.c (rest_of_compilation): Don't run regmove if only
16953 flag_expensive_optimizations, require flag_regmove instead.
16955 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16957 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16959 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16960 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16961 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16962 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16964 2005-01-03 Richard Henderson <rth@redhat.com>
16966 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16967 (ia64_const_ok_for_letter_p): New.
16968 (ia64_const_double_ok_for_letter_p): New.
16969 (ia64_extra_constraint): New.
16970 (ia64_expand_vecint_compare): New.
16971 (ia64_expand_vcondu_v2si): New.
16972 (ia64_expand_vecint_cmov): New.
16973 (ia64_expand_vecint_minmax): New.
16974 (ia64_print_operand): Add 'v'.
16975 (ia64_preferred_reload_class): New.
16976 (ia64_vector_mode_supported_p): New.
16977 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16978 (PREFERRED_RELOAD_CLASS): Move to function.
16979 (CONST_OK_FOR_LETTER_P): Move to function.
16980 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16981 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16982 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16983 (EXTRA_CONSTRAINT): Move to function.
16984 * config/ia64/ia64.md: Include vect.md.
16985 (itanium_class): Add mmalua.
16987 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
16989 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16990 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16992 (const_int_2bit_operand): New.
16993 (fr_reg_or_0_operand): New.
16994 * config/ia64/ia64-modes.def: Add vector modes.
16995 * config/ia64/ia64-protos.h: Update.
16996 * config/ia64/vect.md: New file.
16998 2005-01-03 Richard Henderson <rth@redhat.com>
17000 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
17002 2005-01-03 Uros Bizjak <uros@kss-loka.si>
17005 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
17007 (log1pdf2): Change mode of operands[0,1] to DFmode.
17009 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17011 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
17012 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
17013 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
17014 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
17015 SPARC_RELAXED_ORDERING.
17017 2005-01-03 Richard Henderson <rth@redhat.com>
17018 Uros Bizjak <uros@kss-loka.si>
17021 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
17022 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
17023 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
17025 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
17026 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
17027 const_pow2_1_to_128_operand): New predicates.
17029 2005-01-02 Greg McGary <greg@mcgary.org>
17031 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
17033 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
17034 object. [ptr_type]: Remove unused variable.
17035 Remember nearest addressable array-element or record-component
17036 when checking bitfield components. Tolerate empty BIND_EXPR.
17038 2005-01-01 Richard Henderson <rth@redhat.com>
17040 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
17041 that don't narrow the value. Fail for other conversions.
17043 2005-01-01 Richard Henderson <rth@redhat.com>
17046 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
17047 * c-lang.c (finish_file): Don't do it here.
17048 * objc/objc-act.c (objc_finish_file): Likewise.
17050 * cgraph.c (decl_assembler_name_equal): New.
17051 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
17052 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
17053 * cgraph.h (struct cgraph_varpool_node): Add next.
17054 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
17055 * varasm.c (assemble_alias): Mark the target as needed.
17057 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
17059 PR middle-end/19221
17060 * function.c (get_arg_pointer_save_area): Use entry_of_function
17061 instead of get_insns.
17063 2005-01-01 Roger Sayle <roger@eyesopen.com>
17064 Andrew Pinski <pinskia@physics.uc.edu>
17065 James E. Wilson <wilson@specifixinc.com>
17067 PR rtl-optimization/12092
17068 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
17071 2005-01-01 Roger Sayle <roger@eyesopen.com>
17072 Olivier Hainque <hainque@act-europe.fr>
17074 * tree.c (int_fits_type_p): A narrower type always fits in a
17075 wider one, except for negative values into unsigned types.
17077 2005-01-01 Roger Sayle <roger@eyesopen.com>
17079 * tree.c (int_fits_type_p): Compare the result of force_fit_type
17080 with the original constant rather than require TREE_OVERFLOW.
17082 2005-01-01 Steven Bosscher <stevenb@suse.de>
17084 PR middle-end/17544
17085 * c-decl.c (finish_function): If compiling C99, annotate the
17086 compiler generated return with the current file name and line 0.
17087 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
17088 the source line is greater than 0.
17089 (remove_bb): Likewise.