1 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
2 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
6 (rev_cond_name) Likewise.
7 (vax_float_literal) Likewise.
8 * config/vax/vax.md: Likewise.
10 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
13 registers and use them (specifically the stack pointer).
14 * config/vax/vax.h: Use above defines right here.
16 * config/vax/vax.c: (override_options) Remove 'register' keyword.
17 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
18 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
20 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
21 mostly removal of trailing spaces...
22 * config/vax/vax-modes.def: Remove trailing whitespace.
24 * config/vax/elf.h: Update whitespace.
26 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
29 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
30 * fold-const.c (fold_indirect_ref_1): Avoid removing
31 NOP_EXPRs with type qualifiers like const.
33 2005-05-14 Jan Hubicka <jh@suse.cz>
35 Patch by Richard Henderson:
36 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
37 Handle RESX expressions properly.
39 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
40 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
41 (remove_stmt_from_eh_region_fn): Likewise.
43 * tree-cfg.c (execute_warn_function_return): Break out noreturn
45 (execute_warn_function_noreturn): ... here.
46 (pass_warn_function_noreturn): New pass.
47 * tree-pass.h (pass_warn_function_noreturn): Declare
48 * tree-optimize.c (init_tree_optimization_passes): Move return
49 warnings early and add noreturn warnings at place of previous
52 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
54 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
55 root_var_init, type_var_init): Use VEC instead of VARRAY.
56 * tree-ssa-live.h (tree_partition_associator_d): Change the
57 type of trees to VEC(tree,heap)*.
58 (tpa_tree): Use VEC instead of VARRAY.
60 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
62 * fold-const.c (div_if_zero_remainder): New function.
63 (try_move_mult_to_index): Use it.
65 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
67 * tree-eh.c (leh_tf_state): Change the type of dest_array to
69 (maybe_record_in_goto_queue, lower_try_finally_onedest,
70 lower_try_finally_copy, lower_try_finally_switch,
71 lower_try_finally): Use VEC instead of VARRAY.
73 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
75 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
76 comment regarding defined register classes.
77 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
79 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
81 * tree-optimize.c (init_tree_optimization_passes): Move
82 pass_merge_phi before the first pass_dominator.
84 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
86 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
89 2005-05-13 Josh Conner <jconner@apple.com>
91 * config/arm/arm.c (arm_size_return_regs): New.
92 (thumb_unexpanded_epilogue): replace in-line calculation
93 of return registers with call to arm_size_return_regs.
94 (use_return_insn): Include test of which registers are
95 being used to hold return values, to accommodate
98 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
100 * config/rs6000/sysv4.opt (mlittle): Handle.
102 * config/rs6000/rs6000.c (rs6000_handle_option): Set
103 target_flags_explicit when appropriate.
105 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
108 * optabs.c (no_conflict_data): New struct.
109 (no_conflict_move_test): New function.
110 (emit_no_conflict_block): Use it.
112 2005-05-13 Adam Nemet <anemet@lnxw.com>
114 * doc/invoke.texi (Debugging Options): Option
115 -fdump-translation-unit only works with C++ now.
117 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
119 Replace calls to abort in CRIS port.
120 * config/cris/cris.h (CRIS_ASSERT): New macro.
121 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
122 internal_error instead of abort.
123 ("movsi"): Ditto. Unquote preparation statement section.
124 ("call", "call_value"): Ditto, but use gcc_assert where
125 appropriate. Tweak comments.
126 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
128 (cris_op_str): Call internal_error, not abort.
129 (cris_print_operand): Tweak "abort" reference to "die" in comment.
130 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
131 (cris_notice_update_cc): Call internal_error, not abort.
132 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
133 (cris_emit_movem_store, cris_asm_output_symbol_ref)
134 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
135 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
136 ENABLE_CHECKING-guarded abort call.
137 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
138 Use internal_error at end of test-chain.
140 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
142 PR rtl-optimization/20769:
143 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
144 pattern emitted by expand_nl_goto_receiver.
147 * integrate.c (allocate_initial_values): Update register liveness
150 2005-05-13 Josh Conner <jconner@apple.com>
152 * arm.c (arm_return_in_memory): Add handling for vector return types.
154 2005-05-13 David Ung <davidu@mips.com>
156 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
158 * config/mips/mips.c: Add 4km alias.
159 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
160 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
163 2005-05-13 Jan Hubicka <jh@suse.cz>
165 * c-decl.c (finish_function): Suppress "control reaches end of
166 non-void function" when "no return statement in function
167 returning non-void" is issued.
169 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
170 * tree-optimize.c (pass_gimple): Kill.
171 (init_tree_optimization_passes): Kill pass_gimple.
172 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
173 * tree-dump.c (dump_files): Rename .generic to .gimple.*
175 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
177 PR rtl-optimization/20756:
178 * basic-block.h (PROP_DEAD_INSN): Define.
179 * flow.c (propagate_one_insn): Set during mark_set_regs call
181 (mark_set_1): Emit a clobber when we are about to delete a dead insn
182 that kills a live register.
184 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
186 * config/s390/s390.md: ("DBL"): New mode attribute.
187 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
188 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
189 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
191 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
193 * c-format.c (check_format_arg): Handle string literals of
194 the form &"string"[offset].
196 * g++.dg/warn/format4.C: New testcase.
198 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
200 * config/mips/3000.md, config/mips/4000.md,
201 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
202 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
203 config/mips/generic.md, config/pdp11/pdp11.md,
204 config/sh/crt1.asm, config/sh/lib1funcs.asm,
205 config/sh/sh-modes.def, config/sh/sh-protos.h,
206 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
208 2005-05-13 Richard Henderson <rth@redhat.com>
210 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
211 addition to move unless dest is a register. Do not skip
212 instantiation in dest on addition simplification.
214 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
216 * config/cris/cris.c (cris_print_operand) <case 'H'; case
217 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
218 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
220 2005-05-13 Jan Hubicka <jh@suse.cz>
222 * basic-block.h (FOR_ALL_BB_FN): New macro.
223 (init_flow): Initialize cfg structure.
224 * function.c (allocate_struct_function): Do not initialize cfg structure.
225 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
226 (build_tree_cfg): ... here.
227 * tree-flow.h (init_empty_tree_cfg): Declare.
229 2005-05-12 Steven Bosscher <stevenb@suse.de>
231 Fix PR tree-optimization/21520
232 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
233 to attempt to fold constants.
235 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
237 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
238 only when TARGET_ADJUST_UNROLL_MAX is defined.
239 (general_movsrc_operand): Use the C style comment.
240 (ua_offset): Use prototype.
242 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
244 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
245 (struct hmr_data, hoist_memory_reference, memref_del,
246 struct fmrv_data): Removed.
247 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
248 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
250 (find_more_ref_vops): Traverse the list of memory references.
251 (determine_lsm_loop): Work with the list of memory references instead
252 of traversing the hashtable.
254 2005-05-12 Steven Bosscher <stevenb@suse.de>
255 Stuart Hastings <stuart@apple.com>
256 Jan Hubicka <jh@suse.cz>
258 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
259 duplicate_eh_regions): New functions, based on old
260 implementation removed with RTL inliner.
261 (reachable_next_level): Modify behaviour pre-inline.
262 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
264 * function.h (struct function): Add after_inlining flag.
265 * tree-optimize.c (tree_rest_of_compilation): Set it.
266 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
268 * tree-cfg.c (label_to_block_fn): Deal with cases where
269 label was never insterted into code.
271 2005-05-12 Zack Weinberg <zack@codesourcery.com>
273 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
275 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
277 Fix PR tree-optimization/21532
278 * tree-ssa-pre.c (create_expression_by_pieces): stmt
279 needs to go onto the inserted_exprs list.
281 2005-05-12 Ian Lance Taylor <ian@airs.com>
283 * c-common.h (statement_code_p): Don't declare.
284 (STATEMENT_CODE_P): Don't define.
285 (INIT_STATEMENT_CODES): Don't define.
286 * c-common.c (statement_code_p): Don't define.
288 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
290 * config/sparc/sparc.h: Remove dead code.
291 * config/sparc/sparc.c (sparc_compute_frame_size): Use
292 FIRST_PARM_OFFSET for the size of the register window area.
293 (emit_save_regs): Rename into emit_save_or_restore_regs.
294 Add 'action' parameter. Use 4095 as upper bound for the offset.
295 Pass 'action' to save_or_restore_regs.
296 (emit_restore_regs): Delete.
297 (sparc_expand_prologue): Call emit_save_or_restore_regs.
298 (sparc_expand_epilogue): Likewise.
299 * config/sparc/sparc.md (mode macro P): Move.
300 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
301 (mov<V32:mode> expander): Move to the top of the V32 section.
302 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
303 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
304 (sibcall_epilogue): Move.
306 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
309 * arm.c (arm_gen_constant): Sign-extend intermediate values when
310 synthesizing a constant of the difference of two immediates.
312 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
314 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
315 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
316 the alternatives using integer registers into the appropriate
319 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
321 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
322 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
323 * bitmap.h: Fixed comments.
325 2005-05-11 Richard Henderson <rth@redhat.com>
328 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
329 (ia64_cannot_force_const_mem): New.
330 (tls_symbolic_operand_type): New.
331 (ia64_legitimate_constant_p): New.
332 (ia64_expand_load_address): Return true on success. Improve
333 checks for when we should not split.
334 (ia64_expand_tls_address): New addend operand. Distribute it
335 as appropriate to the tls_kind. Delay referencing gp.
336 (ia64_expand_move): Split symbolic addend as necessary. Handle
337 tls symbols with addends.
338 * config/ia64/ia64-protos.h: Update.
339 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
341 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
342 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
343 (symbolic_operand splitter): Pass everything through
344 ia64_expand_load_address and FAIL or DONE as appropriate.
345 (load_fptr): Only accept after reload.
346 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
347 load_symptr_low, load_ltoff_dtpmod,
349 (load_dtprel): Only accept tls symbols.
350 (load_dtprel64, load_dtprel22): Likewise.
351 (load_tprel, load_tprel64, load_tprel22): Likewise.
352 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
353 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
354 (add_dtprel14, add_dtprel22): Likewise.
355 (add_tprel, add_tprel14, add_tprel22): Likewise.
356 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
357 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
358 (got_symbolic_operand): Check CONST offsets.
359 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
360 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
361 (move_operand): Don't handle tls here. Check CONST offsets.
363 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
365 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
366 Remove hilo_operand check.
367 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
368 * config/mips/predicates.md (hilo_operand): Delete.
370 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
372 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
374 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
376 PR tree-optimizer/18472
377 * tree-if-conv.c (tree_if_convert_stmt,
378 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
380 2005-05-11 Jan Hubicka <jh@suse.cz>
382 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
383 (GTFILES): add except.h.
384 * except.c (eh_status): Add throw_stmt_table.
385 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
386 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
387 lookup_stmt_eh_region_fn): Declare.
388 (throw_stmt_node): New structure.
389 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
390 * gengtype.c (open_base_files): Add except.h to inlines.
391 * tree-eh.c (throw_stmt_node): Kill.
392 (record_stmt_eh_region): Update.
393 (add_stmt_to_eh_region_fn): Break out from ...
394 (add_stmt_to_eh_region): ... here.
395 (remove_stmt_from_eh_region_fn): Break out from ...
396 (remove_stmt_from_eh_region): ... here.
397 (lookup_stmt_eh_region_fn): Break out from ...
398 (lookup_stmt_eh_region): ... here.
399 (honor_protect_cleanup_actions): Use build_resx.
400 (lower_try_finally_onedest): Likewise.
401 (lower_try_finally_copy): Likewise.
402 (lower_try_finally_switch): Likewise.
403 (lower_eh_constructs): Update eh table construction.
404 * tree.c (build_resx): New.
405 * tree.h (build_resx): Declare.
407 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
409 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
412 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
414 * fold-const.c, libgcov.c: Fix comment typos.
416 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
419 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
421 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
422 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
424 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
426 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
429 * crtstuff.c: Include auto-host.h again, for now.
431 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
433 * config/mips/24k.md: Remove trailing whitespace.
435 2005-05-11 David Ung <davidu@mips.com>
437 * config/mips/mips.md (type): Add imul3.
438 (length, hazard, may_clobber_hilo): Check for imul3.
439 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
440 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
441 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
442 for a 3 operand mul and its bypasses.
443 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
444 * config/mips/4000.md (r4k_imul): Likewise.
445 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
446 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
447 (vr4130_muldi): Likewise.
448 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
449 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
450 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
451 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
452 (ir_vr54_imadd_si): Likewise.
453 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
454 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
455 (rm7_impy_di): Likewise.
456 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
457 * config/mips/generic.md (generic_imul): Likewise.
458 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
459 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
461 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
464 * tree.h (record_layout_info_s): New member prev_packed.
465 * stor-layout.c (update_alignment_for_field): Fix comment about
466 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
467 we start it properly aligned.
468 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
469 to update_alignment_for_field, and recompute it afterwards using
470 the alignment of the record.
471 When a packed bitfield precedes an MS bitfield, don't add padding
472 at the end of the packed bitfield on behalf of the base type of
473 the packed bit field.
474 Don't adjust rli->bitpos at the end
475 of an MS bitfield run if we already adjusted bitpos/offset for an
476 alignment as large or larger than the bitfield type size.
477 Take possible record alignment > BIGGEST_ALIGNMENT into account
478 when calculating actual_align.
479 Only put packed buit fields into rli->prev_field if they end up
481 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
482 Update rli->remaining_in_alignment when we have already started a
483 run of bit fields and we process a packed bit field.
485 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
487 * tree-data-ref.c (find_data_references_in_loop): Give up when
488 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
489 may embed arbitrary side effects.
490 Remove the assumption that GIMPLE form contains a single array
491 access per statement.
492 When the statement contains virtual operands, fail if it is not
493 a MODIFY_EXPR or a CALL_EXPR.
494 Return after the dont know node is inserted.
496 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
498 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
500 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
503 PR tree-optimization/19639
504 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
505 and generic summands for char* as s * delta, too, folding &a[i]
506 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
507 for comparison of steps. Convert types for index addition.
508 (fold_binary): Adjust the callers to always dispatch to
509 try_move_mult_to_index.
510 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
511 expr with non-gimple ARRAY_REF offset.
513 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
515 * fold-const.c (fold_indirect_ref_1): Avoid removing
516 NOP_EXPRs with type qualifiers like const.
518 2005-05-11 Richard Henderson <rth@redhat.com>
521 * c-decl.c (finish_decl): Propagate the completed array type of
522 a global variable into the binding.
524 2005-05-10 Matt Kraai <kraai@ftbfs.org>
526 * Makefile.in (gtype-desc.o, build/genautomata.o)
527 (build/varray.o): Depend on $(VARRAY_H).
529 2005-05-10 Diego Novillo <dnovillo@redhat.com>
531 * tree-optimize.c (init_tree_optimization_passes): Re-organize
532 optimization passes to do an initial batch of scalar cleanups.
534 2005-05-10 Ian Lance Taylor <ian@airs.com>
536 * read-rtl.c (struct macro_traverse_data): Define.
537 (map_attr_string): New static function, broken out of
538 apply_macro_to_string.
539 (mode_attr_index, apply_mode_maps): New static functions.
540 (apply_macro_to_string): Call map_attr_string.
541 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
543 (apply_macro_traverse): Expect data to point to a struct
545 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
546 to pass data through htab_traverse.
547 (read_rtx_1): Add mode_maps parameter. Change all callers.
548 Handle mode names which are attribute strings.
549 * doc/md.texi (Substitutions): Rename from String Substitutions.
550 Change references. Document using attributes as modes.
552 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
554 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
555 * tree-optimize.c (init_tree_optimization_passes) Swap
556 pass_ch and pass_profile.
557 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
558 here. Remove rewrite_into_loop_closed_ssa call.
560 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
562 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
564 (legitimate_reload_constant_p): Add check for const double zero.
565 * config/s390/s390.md: Add comment for constraint letter 'G'.
566 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
567 attributes for new case.
568 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
569 s390_const_double_ok_for_constraint_p.
570 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
573 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
575 PR tree-optimization/21170
576 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
577 rewrite_ssa_into_ssa in comments with update_ssa.
579 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
581 * tree-ssa-loop-im.c: Include hashtab.h.
582 (struct mem_ref_loc): New.
583 (struct mem_ref): Describe the set of references with the same
585 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
586 maybe_queue_var, fem_single_reachable_address,
587 for_each_memref, single_reachable_address,
588 is_call_clobbered_ref, determine_lsm_reg): Removed.
589 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
590 hoist_memory_reference, memref_hash, memref_eq, memref_del,
591 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
593 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
594 (determine_lsm_loop): Rewritten.
595 (determine_lsm): Do not set stmt uids.
597 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
599 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
602 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
604 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
605 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
606 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
608 2005-05-10 Jeff Law <law@redhat.com>
610 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
611 thread_across_edge for any abnormal edges.
613 2005-05-10 Richard Henderson <rth@redhat.com>
615 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
616 * config/ia64/ia64-protos.h: Declare it.
617 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
618 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
619 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
620 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
621 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
622 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
623 extend result; use release semantics.
624 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
625 (sync_val_compare_and_swap_<IMODE>): Update to match.
627 2005-05-10 Richard Henderson <rth@redhat.com>
629 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
630 before comparing it for success.
632 2005-05-10 Richard Henderson <rth@redhat.com>
634 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
635 no return value pattern.
637 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
638 H.J. Lu <hongjiu.lu@intel.com>
640 * libgcov.c (create_file_directory): New function. Create
641 directory for the given file name.
642 (gcov_max_filename): New static var. Keeps size of the longest
644 (gcov_exit): Always try to create directory for output
645 file. Relocate each filename basing on environment vars.
646 (__gcov_init): Remember the longest file name.
647 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
648 * doc/gcov.texi (Cross-profiling): New node documenting
649 cross-profiling management.
650 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
652 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
654 * config/sparc/sparc.c (mem_min_alignment): Do not rely
655 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
657 2005-05-10 Bob Wilson <bob.wilson@acm.org>
659 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
660 case code to avoid one move instruction.
661 (__umodsi3, __modsi3): Merge duplicated code sequences.
663 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
665 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
666 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
667 * doc/invoke.texi: Fix typos.
669 * tree-data-ref.c (analyze_array_indexes, analyze_array,
670 init_data_ref, access_functions_are_affine_or_constant_p,
671 free_data_refs): Use VEC instead of VARRAY.
672 * tree-data-ref.h (data_reference): Change the type of
673 access_fns to VEC(tree,gc)*.
674 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
676 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
679 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
680 * fold-const.c (fold): Expand the condition of reducing cond_expr.
681 (contains_label_1, contains_label_p): New functions for checking
682 labels in a sub-tree.
684 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
687 * c-decl.c (pushdecl): When there is a declaration in the current
688 scope and the declarations are external linkage, check for
689 compatibility with the type in the external scope and update the
690 type in the external scope with the composite type information.
691 Do not form a composite type of the new type and the visible type
692 if they are incompatible.
694 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
696 * crtstuff.c: Revert part of 2005-05-08 Change.
697 (IN_LIBGCC2): Define.
699 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
701 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
702 remove redundant test.
703 (fp_mov_p): Accept 0.
704 (fp_high_losum_p): Remove redundant test.
705 * config/sparc/predicates.md (const_high_operand): Explicitly test
706 (not small_int_operand).
707 (fp_const_high_losum_operand): New.
708 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
709 (movdi_insn_sp32_v9): Use canonical predicates.
710 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
711 (movdi_insn_sp64_novis): Delete.
712 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
713 (movsf_insn_novis): Delete.
714 (movsf_insn_vis): Rename into movsf_insn.
715 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
716 (movsf_lo_sum): Use fp_const_high_losum_operand.
717 (movsf_high): Likewise.
718 (movsf_high_losum splitter): Likewise.
719 (mov<V32:mode> expander): Use register_or_zero_operand.
720 (mov<V64:mode> expander): Likewise.
721 (movdf_insn_sp32): Use register_or_zero_operand.
722 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
723 Rename into movdf_insn_sp32_no_fpu.
724 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
725 Rename into movdf_insn_sp32_v9_no_fpu.
726 (movdf_insn_v9only_novis): Delete.
727 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
728 (movdf_insn_sp64_novis): Delete.
729 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
730 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
731 Rename into movdf_insn_sp64_no_fpu.
732 (movtf expander): Use register_or_zero_operand.
733 (movtf_insn_sp32): Delete.
734 (movtf_insn_vis_sp32): Use register_or_zero_operand.
735 Rename into movtf_insn_sp32.
736 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
737 Rename into movtf_insn_sp32_no_fpu.
738 (movtf_insn_hq_sp64): Delete.
739 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
740 Rename into movtf_insn_sp64_hq.
741 (movtf_insn_sp64): Delete.
742 (movtf_insn_vis_sp64): Use register_or_zero_operand.
743 Rename into movtf_insn_sp64.
744 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
745 Rename into movtf_insn_sp64_no_fpu.
747 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
749 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
750 gcc_assert and gcc_unreachable as appropriate.
751 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
752 xstormy16_output_cbranch_si, xstormy16_split_move,
753 xstormy16_initial_elimination_offset,
754 xstormy16_encode_section_info, xstormy16_print_operand_address,
755 xstormy16_expand_call, xstormy16_expand_arith,
756 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
758 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
760 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
761 const_copies to VEC(tree,heap)*.
762 (new_elim_graph, delete_elim_graph, elim_graph_size,
763 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
766 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
769 * doc/extend.texi (Type Attributes): Correct example syntax.
771 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
774 * doc/invoke.texi (-Wuninitialized): Update documentation.
776 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
778 * arm.c (const_ok_for_arm): Use a faster algorithm.
780 2005-05-09 David Edelsohn <edelsohn@gnu.org>
783 * config/rs6000/rs6000.md (add_op2): New.
784 (add<mode>3): Use it.
786 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
788 * arm.c (arm_gen_constant): Add new heuristic for generating
789 constant integers that can be expressed as the difference of two
792 2005-05-09 Roger Sayle <roger@eyesopen.com>
794 * c-tree.h (parser_build_unary_op): New prototype.
795 * c-typeck.c (parser_build_unary_op): New function to construct
796 a unary operation in the C parser.
797 * c-parser.c (c_parser_unary_expression): Use the new function
798 parser_build_unary_op when appropriate.
800 2005-05-09 Mark Mitchell <mark@codesourcery.com>
803 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
804 before outputting DWARF_FRAME_RETURN_COLUMN.
806 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
808 * config/s390/s390.c: (s390_branch_condition_mask,
809 s390_branch_condition_mnemonic, s390_extra_constraint_str,
810 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
811 legitimize_pic_address, s390_emit_tls_call_insn,
812 legitimize_tls_address, legitimize_tls_address,
813 s390_expand_addcc, print_shift_count_operand, print_operand,
814 addr_generation_dependency_p, annotate_constant_pool_refs,
815 s390_split_branches, find_constant_pool_ref,
816 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
817 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
818 s390_output_pool_entry, s390_function_value,
819 s390_call_saved_register_used, s390_emit_call): Replace
820 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
821 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
822 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
823 get_some_local_dynamic_name, s390_function_arg_size,
824 s390_function_arg_advance, s390_function_arg,
825 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
826 default case by gcc_unreachable.
827 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
828 conditional abort by gcc_assert.
829 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
830 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
832 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
834 * config/s390/s390.c: (s390_decompose_address,
835 tls_symbolic_operand, legitimate_pic_operand_p,
836 legitimate_constant_p, legitimate_reload_constant_p,
837 s390_expand_plus_operand, legitimate_address_p,
838 legitimate_la_operand_p, ): Remove 'register' from signature.
839 (symbolic_reference_mentioned_p,
840 tls_symbolic_reference_mentioned_p): Remove 'register' from local
841 variable declarations.
842 (legitimize_address): Remove 'register' from
843 signature and local variable declarations.
845 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
847 * config/s390/s390-protos.h: (s390_match_ccmode,
848 s390_match_ccmode_set, reg_used_in_mem_p,
849 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
850 legitimate_la_operand_p, preferred_la_operand_p,
851 s390_short_displacement, addr_generation_dependency_p,
852 legitimate_reload_constant_p, legitimate_address_p): Change return type
854 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
855 * config/s390/s390.c: (s390_match_ccmode,
856 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
857 legitimate_reload_constant_p): Change return type into 'bool'.
858 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
859 Likewise. Additionally adapted comment.
860 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
861 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
862 (s390_decompose_address): Change the type of the internal flags
863 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
864 (struct s390_address): Change type of "pointer" into bool.
865 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
866 Adapt calls for 's390_tm_ccmode' to the new signature.
868 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
870 * config/s390/s390.c: (s390_match_ccmode_set,
871 s390_branch_condition_mnemonic, s390_short_displacement,
872 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
873 print_shift_count_operand, get_some_local_dynamic_name,
874 get_some_local_dynamic_name_1, reg_used_in_mem_p,
875 addr_generation_dependency_p, s390_split_branches,
876 annotate_constant_pool_refs, find_constant_pool_ref,
877 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
878 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
879 s390_register_info, s390_frame_info, s390_init_frame_layout,
880 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
881 restore_gprs, s390_function_arg_size, s390_function_arg_float,
882 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
883 s390_encode_section_info, s390_cannot_force_const_mem,
884 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
885 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
886 s390_adjust_priority, s390_issue_rate,
887 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
888 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
889 s390_build_builtin_va_list, s390_gimplify_va_arg,
890 s390_function_ok_for_sibcall, s390_call_saved_register_used,
891 s390_pass_by_reference, s390_fixed_condition_code_regs,
892 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
893 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
894 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
895 s390_add_pool_insn, s390_find_pool, s390_add_constant,
896 s390_find_constant, s390_add_execute, s390_find_execute,
897 s390_execute_label, s390_execute_target, s390_dump_pool,
898 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
899 Move target macro definitions to the end of the file. Move several
900 functions within the file to assure correct compiling.
902 2005-05-09 Steven Bosscher <stevenb@suse.de>
904 * calls.c (purge_reg_equiv_notes): Remove, fold into...
905 (fixup_tail_calls): ...here. Only look at insns between the
906 start of the function and the FUNCTION_BEG insn note.
908 * gcse.c (one_cprop_pass): Fix typos in dumps.
910 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
912 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
914 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
915 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
916 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
917 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
919 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
920 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
921 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
924 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
926 * config/s390/s390.md: ("gf") New mode attribute.
927 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
928 "fixuns_truncsfsi2"): Merge.
929 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
930 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
931 "fix_truncsfsi2_ieee"): Merge.
933 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
935 * config/s390/s390.md: ("FPR") New mode macro.
936 ("de", "dee"): New mode attributes.
937 ("cmpdf", "cmpsf"): Merge.
938 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
939 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
940 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
941 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
942 ("floatdidf2", "floatdisf2"): Merge.
943 ("adddf3", "addsf3"): Merge.
944 ("*adddf3", "*addsf3"): Merge.
945 ("*adddf3_cc", "*addsf3_cc"): Merge.
946 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
947 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
948 ("subdf3", "subsf3"): Merge.
949 ("*subdf3", "*subsf3"): Merge.
950 ("*subdf3_cc", "*subsf3_cc"): Merge.
951 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
952 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
953 ("muldf3", "mulsf3"): Merge.
954 ("*muldf3", "*mulsf3" "): Merge.
955 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
956 ("*fmadddf", "*fmaddsf"): Merge.
957 ("*fmsubdf", "*fmsubsf"): Merge.
958 ("divdf3", "divsf3"): Merge.
959 ("*divdf3", "*divsf3"): Merge.
960 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
961 ("negdf2", "negsf2"): Merge.
962 ("*negdf2_cc", "*negsf2_cc"): Merge.
963 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
964 ("*negdf2", "*negsf2"): Merge.
965 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
966 ("absdf2", "abssf2"): Merge.
967 ("*absdf2_cc", "*abssf2_cc"): Merge.
968 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
969 ("*absdf2", "*abssf2"): Merge.
970 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
971 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
972 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
973 ("*negabsdf2", "*negabssf2"): Merge.
974 ("sqrtdf2", "sqrtsf2"): Merge.
976 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
978 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
980 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
981 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
982 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
983 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
985 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
986 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
987 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
988 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
989 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
990 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
991 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
992 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
993 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
994 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
995 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
996 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
997 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
998 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
999 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
1000 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
1002 ("*divsf3"): Additionally rename second pattern to
1004 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1005 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
1006 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
1007 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
1008 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
1009 'type values' and rename 'type' value.
1010 ("*addsf3"): Additionally rename second pattern to
1013 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1015 * config/s390/s390.md: ("SHIFT"): New mode macro.
1016 ("lr", "shift"): New mode attributes.
1017 ("ashldi3", "lshrdi3"): Merge.
1018 ("*ashldi3_31", "*lshrdi3"_31): Merge.
1019 ("*ashldi3_64", "*lshrdi3"_64): Merge.
1020 ("ashlsi3", "lshrsi3"): Merge.
1022 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1024 * config/s390/s390.md: ("DSI", "SCOND"): New mode
1026 ("E", "g"): New mode attributes.
1027 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
1028 ("*adddi3_alc", "*addsi3_alc"): Merge.
1029 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
1030 ("*subdi3_slb", "*subsi3_slb"): Merge.
1031 ("adddicc", "addsicc"): Merge.
1032 ("*sconddi", "*scondsi"): Merge.
1033 ("*sconddi_neg", "*scondsi_neg"): Merge.
1034 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
1035 ("negdi2", "negsi2"): Extract expander pattern from
1036 "negsi2" and merge with "negdi2".
1037 ("*negdi2"): Merge with instruction pattern of "negsi2".
1038 ("*negdi2_cc", "*negsi2_cc"): Merge.
1039 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
1040 ("rotldi3", "rotlsi3"): Merge.
1042 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1044 * config/s390/s390.md: ("hc"): New mode attribute.
1045 ("extendhidi2", "extendqidi2"): Merge.
1046 ("*extendhidi2", "*extendqidi2"): Merge.
1047 ("extendhisi2", "extendqisi2"): Merge.
1048 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1049 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
1050 Merged 2 define_split.
1051 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
1052 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
1054 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1056 * config/s390/s390.md: ("COMPARE"): New mode macro.
1057 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
1058 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
1059 "bungt", "bunle", "bunge", "bltgt"): Merge.
1061 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1063 * config/s390/s390.md: ("INT"): New mode macro.
1064 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
1067 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1069 * config/s390/s390.md: ("GPR", "P"): New mode macros.
1070 ("cmpdi", "cmpsi"): Merge.
1071 ("strlendi", "strlensi"): Merge.
1072 ("*strlendi", "*strlensi"): Merge.
1073 ("movmemdi", "movmemsi"): Merge.
1074 ("clrmemdi", "clrmemsi"): Merge.
1076 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1078 * config/s390/s390.md: ("HQI"): New mode macro.
1079 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
1080 ("*tmhi_full", "*tmqi_full"): Merge.
1081 ("*tsthiCCT", "*tstqiCCT"): Merge.
1082 ("*tsthi", "*tstqi"): Merge.
1083 ("*tsthi_cconly", "tstqi_cconly"): Merge.
1084 ("*sethighhisi", "*sethighqisi"): Merge.
1086 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1088 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
1089 config/alpha/unicosmk.h, config/arc/arc.md,
1090 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
1091 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
1092 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
1093 config/arm/semi.h, config/arm/uclinux-elf.h,
1094 config/arm/wince-pe.h, config/fr30/fr30.c,
1095 config/rs6000/altivec.h: Update copyright.
1097 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1099 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
1100 gcc_assert and gcc_unreachable as appropriate.
1101 (pdp11_output_function_epilogue, output_move_double,
1102 output_move_quad, print_operand_address, output_jump,
1103 output_addr_const_pdp11): Likewise.
1104 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
1105 ASM_OUTPUT_ALIGN): Likewise.
1106 * config/pdp11/pdp11.md: Likewise.
1107 (extendhisi2, subhi3, subqi3): Likewise.
1109 2005-05-09 David Edelsohn <edelsohn@gnu.org>
1112 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
1115 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1117 * config/ia64/ia64.c: Fix a comment typo.
1119 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
1122 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
1123 (arm_override_options): Use them instead of manifest constants. Don't
1124 allow -march to override the -mtune setting.
1126 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1128 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
1129 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
1130 (function_arg_advance, function_arg, save_restore_insns,
1131 iq2000_expand_prologue, iq2000_output_conditional_branch,
1132 expand_one_builtin, print_operand):
1133 * config/iq2000/iq2000.md (tablejump): Likewise.
1135 2005-05-09 David Ung <davidu@mips.com>
1137 * config/mips/mips.h (processor_type): Add names for the 24K.
1138 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
1140 * config/mips/mips.md (cnv_mode): New attribute for recording the
1141 conversion types of float convert insns.
1142 (cpu): Add 24k and 24kx.
1143 (include): Include 24k.md file.
1144 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
1145 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
1146 (floatdisf2): Setup cnv_mode.
1147 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
1149 * config/mips/24k.md: New file, contains 24k DFA pipeline
1152 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1154 * config/sh/sh.c (print_operand_address): Use gcc_assert and
1155 gcc_unreachable as appropriate.
1156 (print_operand, prepare_move_operands, prepare_scc_operands,
1157 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
1158 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
1159 fixup_mova, gen_far_branch, sh_reorg, split_branches,
1160 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
1161 sh_set_return_address, sh_setup_incoming_varargs,
1162 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
1163 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
1164 check_use_sfunc_addr): Likewise.
1165 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
1166 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1167 * config/sh/symbian.c (sh_symbian_mark_dllexport,
1168 sh_symbian_mark_dllimport): Likewise.
1169 * config/sh/sh.md: Likewise.
1170 (movdicc, call_pop, call_value_pop, casesi_worker_1,
1171 casesi_worker_2, casesi_shift_media, casesi_load_media,
1172 return_media): Likewise.
1174 2005-05-08 Roger Sayle <roger@eyesopen.com>
1177 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
1180 2005-05-08 Richard Henderson <rth@redhat.com>
1182 * config/alpha/alpha.c (adjust_address): Fix typo last change.
1184 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1186 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
1187 and -1 can happen in reg_renumber when no hard register is assigned.
1189 2005-05-08 Steven Bosscher <stevenb@suse.de>
1190 Kazu Hirata <kazu@cs.umass.edu>
1192 PR tree-optimization/14841, tree-optimization/15838
1193 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
1194 (evaluate_stmt): Call it.
1196 2005-05-08 Jakub Jelinek <jakub@redhat.com>
1198 * config/ia64/ia64.c (ia64_override_options): Don't set
1199 ia64_flag_var_tracking and clear flag_var_tracking here...
1200 (ia64_file_start): ... but here.
1202 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1204 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
1205 and gcc_unreachable as appropriate.
1206 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
1207 m68hc11_gen_highpart, print_operand, print_operand_address,
1208 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
1209 m68hc11_gen_movhi): Likewise.
1210 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
1211 * config/m68hc11/m68hc11.md: Reword comment.
1213 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1216 * config/m68hc11/predicates.md (splitable_operand): An immediate is
1219 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1221 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
1222 the 68HC12 address indirect addressing mode as it is not supported by
1224 * config/m68hc11/m68hc11-protos.h
1225 (m68hc11_valid_addressing_p): Declare.
1226 (m68hc11_add_mode): Declare.
1227 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
1228 register_indirect_p and export it.
1229 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
1230 instruction so that it is part of the good BB.
1231 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
1232 addressing with movw.
1233 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
1235 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
1236 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
1237 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
1239 ("*movhi_68hc12"): Handle movhi_const0.
1240 ("*subhi3", "subqi3"): Use general_operand for operand 1.
1241 ("*subhi3_zext"): Likewise.
1243 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1246 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
1247 operand 1 and fix constraints.
1248 ("mulqihi3"): Use general_operand for operand 2.
1250 2005-05-08 Julian Brown <julian@codesourcery.com>
1251 H.J. Lu <hongjiu.lu@intel.com>
1252 Paul Brook <paul@codesourcery.com>
1254 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
1255 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
1256 20050308/2.16.0 or newer for comdat group.
1257 * configure: Regenerated.
1258 * config.in: Regenerated.
1259 * varasm.c (default_function_rodata_section): Put .rodata section in
1260 COMDAT group when necessary.
1261 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
1263 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
1266 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1268 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
1270 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
1271 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
1272 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
1273 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1275 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1278 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
1279 64-bit constants on 64-bit hosts.
1280 (m68hc11_split_logical): Simplify.
1281 (m68hc11_split_move): Likewise.
1283 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1284 Paolo Bonzini <bonzini@gnu.org>
1286 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
1287 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
1288 * configure.ac (enable_checking): Fix typos in runtime_checking.
1289 (ENABLE_RUNTIME_CHECKING): Mark as target template.
1290 (xm_file): Prepend auto-host.h
1291 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
1292 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
1294 * crtstuff.c: Do not include auto-host.h.
1295 (IN_LIBGCC2): Do not define.
1296 * gcov-io.h: Include tconfig.h, not auto-host.h.
1297 * libgcc2.c: Do not include auto-host.h.
1298 (abort): Do not undefine.
1299 * libgcov.c: Remove unneeded comment about config.h.
1300 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
1301 * config.in, configure: Regenerated.
1303 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1304 Falk Hueffner <falk@debian.org>
1306 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
1307 and gcc_unreachable as appropriate.
1308 (get_aligned_mem, get_unaligned_address,
1309 alpha_emit_set_long_const, alpha_emit_conditional_branch,
1310 alpha_emit_setcc, alpha_emit_conditional_move,
1311 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
1312 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
1313 alpha_expand_unaligned_load, alpha_expand_block_move,
1314 alpha_expand_zap_mask, get_trap_mode_suffix,
1315 get_round_mode_suffix, get_some_local_dynamic_name,
1316 print_operand_address, function_arg, alpha_return_in_memory,
1317 function_value, alpha_expand_builtin,
1318 alpha_initial_elimination_offset, alpha_expand_epilogue,
1319 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
1320 alphaev5_next_group, alpha_align_insns,
1321 unicosmk_initial_elimination_offset, unicosmk_unique_section,
1322 unicosmk_ssib_name): Likewise.
1323 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1324 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
1325 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
1326 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
1327 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1328 * config/alpha/alpha.md (*divmodsi_internal_er,
1329 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
1330 call_nt, call_umk, call_vms, call_value, sibcall_value,
1331 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
1332 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
1333 * config/alpha/predicates.md (input_operand): Likewise.
1335 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1337 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
1338 gcc_unreachable, as appropriate.
1339 (frv_function_prologue, frv_alloc_temp_reg,
1340 frv_initial_elimination_offset, frv_expand_block_move,
1341 frv_expand_block_clear, frv_print_operand_jump_hint,
1342 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
1343 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
1344 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
1345 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
1346 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
1347 frv_in_small_data_p, frv_asm_out_constructor,
1348 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
1349 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
1350 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
1351 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
1352 sibcall_value, casesi): Likewise.
1354 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
1355 gcc_unreachable as appropriate.
1356 (print_operand_address, mn10300_print_reg_list, expand_prologue,
1357 expand_epilogue, notice_update_cc, initial_offset,
1358 mn10300_address_cost_1): Likewise.
1359 * config/mn10300/mn10300.md: Likewise.
1360 (absdf2, abssf2, negdf2, negsf2): Likewise.
1362 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1365 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
1367 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
1368 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
1369 including sunge_<mode> and sungt_<mode>.
1371 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1373 * integrate.h (get_hard_reg_initial_val): Change type of register
1374 parameter from int to unsigned int.
1375 (has_hard_reg_initial_val): Likewise.
1376 * integrate.c (get_hard_reg_initial_val): Likewise.
1377 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
1379 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1381 * except.c (eh_status): Change the type of ttype_data to
1383 (add_ttypes_entry, assign_filter_values,
1384 output_function_exception_table): Use VEC instead of VARRAY.
1386 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1388 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
1390 2005-05-07 Paul Brook <paul@codesourcery.com>
1392 * Makefile.in: Fix dependencies.
1393 (GCOV_IO_H, VARRAY_H): Set.
1395 2005-05-07 Anthony Green <green@redhat.com>
1398 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
1399 x$STMP_FIXPROTO test.
1400 * configure: Rebuilt.
1402 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1404 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
1405 inappropriate feature test macros if flag_iso.
1407 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1409 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
1411 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
1414 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
1415 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1416 Handle moved operand being in special register.
1417 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
1418 presumed working insn.
1419 (mover2side): Add FIXME.
1421 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1423 * integrate.c (get_func_hard_reg_initial_val): Delete.
1424 (has_func_hard_reg_initial_val): Delete.
1425 (get_hard_reg_initial_val): Inline the old implementation of
1426 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
1427 instead of has_func_hard_reg_initial_val to test for an existing
1428 pseudo. Only create an rtx if a new initial value entry is needed.
1429 (has_hard_reg_initial_val): Scan the initial value list directly.
1430 Don't create an rtx.
1432 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1434 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
1436 * config.in (HAVE_AS_POPCNTB): New.
1437 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
1438 (HAVE_AS_POPCNTB): New.
1439 * configure: Regenerated.
1440 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
1441 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
1442 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
1443 and rs6000_sched_costly_dep.
1444 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
1445 (TARGET_XL_COMPAT): Delete.
1446 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
1447 (popcount<mode>2): New.
1448 (popcntb<mode>2): New.
1449 * config/rs6000/rs6000.opt (mpopcntb): New.
1451 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
1452 if variable name exists.
1454 2005-05-07 Matt Kraai <kraai@ftbfs.org>
1456 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
1458 2005-05-07 Richard Henderson <rth@redhat.com>
1461 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
1462 with constant offsets.
1464 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
1466 * config/v850/v850.c (print_operand): Use gcc_assert and
1467 gcc_unreachable, as appropriate.
1468 (print_operand_address, v850_handle_data_area_attribute,
1469 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
1470 v850_insert_attributes, construct_prepare_instruction): Likewise.
1471 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1472 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
1474 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
1476 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
1477 config/rs6000/rs6000.h: Fix comment typos.
1479 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1481 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
1482 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
1483 (mips_scalar_mode_supported_p): Delete.
1485 2005-05-06 Eric Christopher <echristo@redhat.com>
1487 * config/mips/mips.opt: Remove -mint64 option.
1488 * config/mips/mips.c (override_options): Remove -mint64
1490 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
1491 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
1492 64-bit integer handling.
1493 * doc/invoke.texi (Option Summary): Remove -mint64 for
1496 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1498 PR tree-optimization/19401
1499 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1500 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1501 (estimated_unrolled_size): New function.
1502 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1503 tree_unroll_loops_completely): Always unroll loops if the code size
1505 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1506 loops should be unrolled completely.
1507 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1509 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1511 PR rtl-optimization/21254
1512 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1513 assumptions for loops that otherwise do not roll.
1514 (find_simple_exit): Prefer # of iterations that is guaranteed
1516 * loop-unroll.c (decide_peel_once_rolling,
1517 decide_peel_completely): Check whether the loop is infinite.
1519 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1521 * config/rs6000/sysv4.opt: Fix typo.
1523 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1524 Jakub Jelinek <jakub@redhat.com>
1527 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1528 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1529 Don't use rep; movs{l,q} if the repetition count is really small,
1530 instead use a sequence of movs{l,q} instructions.
1532 2005-05-06 Jeff Law <law@redhat.com>
1534 PR tree-optimization/21380
1535 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1536 thread through a block with no preds.
1538 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1540 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1541 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1542 add_call_read_ops): Use VEC instead of VARRAY.
1544 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1546 * config/mcore/mcore.c (mcore_print_operand_address): Use
1547 gcc_assert and gcc_unreachable as appropriate.
1548 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1549 mcore_output_andn, output_inline_const, mcore_output_move,
1550 mcore_output_movedouble, mcore_expand_block_move,
1551 layout_mcore_frame, mcore_initial_elimination_offset,
1552 mcore_expand_prolog, mcore_mark_dllexport,
1553 mcore_mark_dllimport): Likewise.
1554 * config/mcore/mcore.h (switch_to_section): Likewise.
1555 * config/mcore/mcore.md: Likewise.
1557 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1559 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1560 TARGET_PROFILE_KERNEL.
1562 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1563 TARGET_PROFILE_KERNEL use.
1565 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1567 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1568 and gcc_unreachable, as appropriate.
1569 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1570 m32r_expand_prologue, m32r_output_function_epilogue,
1571 m32r_legitimize_pic_address, m32r_print_operand_address,
1572 emit_cond_move, m32r_function_symbol,
1573 m32r_output_block_move): Likewise.
1574 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1575 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1576 *rev_zero_branch_insn): Likewise.
1578 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1581 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1582 if both NEWDECL and OLDDECL are already weak.
1584 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1586 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1588 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1589 Kaz Kojima <kkojima@gcc.gnu.org>
1591 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1594 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1595 David Edelsohn <edelsohn@gnu.org>
1597 * config.gcc: Add .opt magic for the rs6000 ports.
1599 * doc/invoke.texi: Document -mabi= option properly. Document
1600 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1601 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1604 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1605 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1608 * config/rs6000/aix.opt: New.
1609 * config/rs6000/aix41.opt: New.
1610 * config/rs6000/aix64.opt: New.
1611 * config/rs6000/darwin.opt: New.
1612 * config/rs6000/linux64.opt: New.
1613 * config/rs6000/rs6000.opt: New.
1614 * config/rs6000/sysv4.opt: New.
1616 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1617 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1619 Define TARGET_USES_SYSV4_OPT.
1620 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1621 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1622 TARGET_USES_AIX64_OPT.
1623 * config/rs6000/aix51.h: Same.
1624 * config/rs6000/aix52.h: Same.
1625 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1626 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1627 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1628 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1629 * config/rs6000/linux64.h: Use
1630 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1632 * config/rs6000/rs6000.c: Remove definitions of
1633 rs6000_sched_restricted_insns_priority,
1634 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1635 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1636 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1637 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1638 rs6000_alignment_string. Define rs6000_explicit_options.
1639 (rs6000_parse_abi_options): Remove.
1640 (rs6000_parse_alignment_option): Remove.
1641 (rs6000_parse_float_gprs_option): Remove.
1642 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1643 TARGET_DEFAULT_TARGET_FLAGS.
1644 (rs6000_override_options): Revamp to use new .opt machinery.
1646 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1647 of new .opt machinery. Remove target_flags. Redefine
1648 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1649 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1650 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1651 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1652 rs6000_longcall_switch, rs6000_default_long_calls,
1653 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1654 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1655 TARGET_ALTIVEC_VRSAVE.
1657 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1659 * config.gcc (hppa1.1-*-rtems*): Remove.
1660 * config/pa/rtems.h: Remove.
1662 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1664 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1665 Exclude roe/603e multilib variants.
1667 2005-05-04 Denis Chertykov <denisc@overta.ru>
1670 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1673 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1675 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1676 arm/pe.opt to $extra_options.
1677 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1678 (target_float_abi_name, target_float_switch, target_abi_name)
1679 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1680 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1681 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1682 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1683 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1684 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1685 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1686 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1687 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1688 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1689 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1690 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1691 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1692 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1693 (arm_pic_register_string): Delete.
1694 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1696 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1697 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1698 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1699 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1700 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1701 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1702 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1703 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1704 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1705 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1706 (SUBTARGET_SWITCHES): Delete.
1707 * config/arm/arm.c (target_float_switch): Delete.
1708 (arm_cpu_select): Moved from config/arm/arm.h.
1709 (target_fpu_name, target_fpe_name, target_float_abi_name)
1710 (target_abi_name, structure_size_string, arm_pic_register_string)
1711 (arm_select): Make static.
1712 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1713 (arm_handle_option): New function.
1714 (arm_override_options): Update target_flags checks for new mask names.
1715 Remove target_float_switch code.
1716 (arm_expand_prologue, thumb_expand_prologue): Check
1717 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1718 * config/arm/arm.opt, config/arm/pe.opt: New files.
1720 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1722 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1723 gcc_unreachable as appropriate.
1724 (arc_double_limm_p, arc_setup_incoming_varargs,
1725 arc_compute_function_type, arc_output_function_prologue,
1726 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1727 output_shift, arc_print_operand, arc_print_operand_address,
1728 arc_final_prescan_insn): Likewise.
1729 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1731 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1733 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1738 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1739 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1740 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1741 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1742 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1743 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1744 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1745 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1747 2005-05-05 Paul Brook <paul@codesourcery.com>
1749 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1750 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1751 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1752 and tree-data-ref.h with *_H variables.
1754 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1756 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1758 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1760 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1762 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1764 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1766 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1768 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1769 setting of vrsave register for current function after
1770 call to save_world is emitted.
1772 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1774 * config/mmix/predicates.md: New file.
1775 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1776 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1777 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1778 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1779 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1781 * config/mmix/mmix.md: Include predicates.md.
1782 ("call", "call_value"): Force address to register if it isn't a
1783 mmix_symbolic_or_address_operand.
1785 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1787 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1788 the flags are of appropriate types.
1789 (num_ssa_operands): Generalize using the generic interface.
1790 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1793 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1795 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1796 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1798 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1800 * tree-outof-ssa.c (edge_leader, stmt_list,
1801 analyze_edges_for_bb): Use VEC instead of VARRAY.
1802 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1803 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1804 fini_analayze_edges_for_bb.
1806 2005-05-04 James E Wilson <wilson@specifixinc.com>
1809 * gcc.c (process_command): In the second argv scan loop, ignore
1810 Xassembler and Xpreprocessor, along with their argument.
1812 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1814 * tree-flow-inline.h, tree-ssa-operands.c,
1815 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1816 Likewise. tree-vn.c: Fix comment typos.
1817 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1819 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1821 * doc/tm.texi (Target Hooks): Document
1822 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1824 2005-05-04 Paul Brook <paul@codesourcery.com>
1826 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1828 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1830 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1831 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1834 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1835 get_expansion, expand_var_during_unrolling,
1836 insert_var_expansion_initialization,
1837 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1840 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1843 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1846 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1847 the same as INTEGER_TYPE.
1848 (fold_binary): Fold "bool_var != 0" to bool_var.
1849 Fold "bool_var == 1" to bool_var.
1851 2004-05-03 Richard Henderson <rth@redhat.com>
1854 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1855 from recog_data instead of insn_data.
1857 2005-05-03 DJ Delorie <dj@redhat.com>
1859 * common.opt (fdiagnostics-show-option): No variable is needed.
1860 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1861 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1862 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1863 Save and restore original message format. Use flag in context
1865 (warning): Don't test for enabled warnings here.
1866 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1869 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1871 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1872 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1873 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1874 * aclocal.m4: Don't include accross.m4.
1875 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1876 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1877 * configure, config.in: Regenerate.
1879 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1882 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1883 (clear_storage): Add argument.
1884 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1885 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1887 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1888 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1889 (store_expr, store_constructor): Adjust callers.
1890 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1891 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1892 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1893 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1894 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1895 with EXP. Pass EXP to expand_builtin_memmove.
1896 (expand_builtin_memset): Add ORIG_EXP argument, pass
1897 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1898 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1899 Pass EXP to expand_builtin_memset.
1900 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1902 (expand_builtin_strncmp): Likewise.
1903 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1904 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1905 (expand_builtin_fprintf): Likewise.
1906 (expand_builtin): Adjust calls to
1907 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1909 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1912 PR rtl-optimization/21239
1913 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1915 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1917 * tree-flow.h (tree_ann_common_d): Move aux to ...
1918 (stmt_ann_d): ... here.
1919 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1920 move_computations_stmt, schedule_sm): Update references to
1922 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1924 * tree-cfg.c (remove_bb): Remove a redundant call to
1926 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1929 2005-05-03 Richard Henderson <rth@redhat.com>
1931 * config/rs6000/rs6000.c: Remove conflict markers.
1933 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1935 2005-05-03 James E Wilson <wilson@specifixinc.com>
1937 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1939 2005-05-03 DJ Delorie <dj@redhat.com>
1941 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1942 decide if the warning will be printed.
1943 * calls.c (expand_call): Likewise.
1944 * function.c (init-function_start): Likewise.
1946 * common.opt (-fdiagnostics-show-option): New.
1947 * opts.c (option_enabled): Accept the option index instead of a
1948 pointer to the option descriptor.
1949 * opts.h (option_enabled): Likewise.
1950 * toplev.c (print_switch_values): Pass option index, not option
1952 * diagnostic.h (diagnostic_info): Add option_index.
1953 * diagnostic.c: Include opts.h.
1954 (diagnostic_set_info): Initialize option_index.
1955 (diagnostic_report_diagnostic): Amend option name if appropriate.
1956 (warning): Check to see if the specified warning is enabled.
1958 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1960 2005-05-03 Richard Henderson <rth@redhat.com>
1962 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1963 SPEC_OR_GEN_REGS definitions.
1965 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1968 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1969 for unavailable registers.
1971 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1973 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1975 * cfglayout.c (block_locators_blocks,
1976 insn_locators_initialize, insn_scope): Use VEC instead of
1979 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1980 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1983 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1985 * config/sparc/predicates.md (const_compl_high_operand): New.
1986 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1988 (sparc_emit_set_const64_quick1): Adjust for above change.
1989 (sparc_emit_set_const64_quick2): Likewise.
1990 (sparc_emit_set_const64_longway): Likewise.
1991 (sparc_emit_set_const64): Likewise.
1992 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1993 movdi_const64_special): Delete.
1994 (logical constant splitters): Use const_compl_high_operand.
1996 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1998 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1999 rather than STRIP_NOPS.
2001 2005-05-03 Jakub Jelinek <jakub@redhat.com>
2003 PR rtl-optimization/21330
2004 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
2006 (unswitch_single_loop): Clear cinsn when retrying.
2009 * config/i386/i386.c (legitimize_address): When canonicalizing
2010 ASHIFT into MULT, multiply by 1 << shift_count instead of
2011 1 << log2 (shift_count).
2013 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
2015 * lambda-code.c (gcc_loop_to_lambda_loop,
2016 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
2017 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
2018 generic operand interface.
2019 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
2020 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
2021 generic operand interface.
2022 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
2023 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
2024 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
2025 num_imm_uses): Use ssa_use_operand_t.
2026 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
2027 get_v_must_def_ops): Delete.
2028 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
2029 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
2030 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
2031 get_v_must_def_kill_ptr): Delete.
2032 (delink_stmt_imm_use): Move and use new operand interface.
2033 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
2034 op_iter_next_tree): Use new operand implementation.
2035 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
2036 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
2038 (op_iter_next_mustdef, op_iter_next_maydef,
2039 op_iter_next_must_and_may_def): Delete. Replace with...
2040 (op_iter_next_maymustdef): New. Combine must and may next operations.
2041 (op_iter_init_maydef, op_iter_init_mustdef,
2042 op_iter_init_must_and_may_def): Use new interface.
2043 (single_ssa_tree_operand ): New. Process single operands only as trees.
2044 (single_ssa_use_operand): New. Process single operands only as uses.
2045 (single_ssa_def_operand): New. Process single operands only as defs.
2046 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
2048 (num_ssa_operands): New. Count the number of specified operands.
2049 (compare_ssa_operands_equal): New. Compare two statements' operands.
2050 (single_phi_def): New. Return true if PHI has one def of the specified
2052 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
2053 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
2054 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
2055 (struct stmt_ann_d): Operands field no longer require GTY().
2056 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
2057 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
2058 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
2059 dump_replaceable_exprs, rewrite_trees): Use generic interface.
2060 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
2061 Use use_operand_p instead of ssa_imm_use_t *.
2062 * tree-pretty-print.c (dump_vops): check if operands are active before
2063 dumping virtual operands.
2064 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
2065 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
2066 (ccp_fold): Use new interface.
2067 (ccp_visit_stmt): Remove unused variables and code.
2068 (convert_to_gimple_builtin): Insert statements before calling
2069 mark_new_vars_to_rename.
2070 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
2071 (copy_prop_visit_cond_stmt): Use generic interface.
2072 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
2073 annotation in table.
2074 (thread_across_edge): Use generic interface.
2075 (initialize_hash_element): Initialzie with stmt, not annotation.
2076 (eliminate_redundant_computations): Use generic interface.
2077 (record_equivalences_from_stmt): Pass stmt, not annotation.
2078 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
2080 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
2081 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
2082 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
2083 generic operand interface.
2084 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
2086 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
2088 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
2089 (build_defs, build_uses, build_v_may_defs, build_vuses,
2090 build_v_must_defs): Change type to struct opbuild_list_d.
2091 (ops_active): New. Operands active boolean.
2092 (operand_memory, operand_memory_index): New. Operand memory managers.
2093 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
2094 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
2095 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
2096 Change from functions to static variable list heads.
2097 (opbuild_initialize_virtual): New. Initialize a virtual build list.
2098 (opbuild_initialize_real): New. Initialize a virtual build list.
2099 (opbuild_free): New. Free a build list.
2100 (opbuild_num_elems): New. Number of items in a list.
2101 (opbuild_append_real): New. Add a real (tree *) operand.
2102 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
2103 (opbuild_first): New. Return first element index in a list.
2104 (opbuild_next): New. Return next element in a list.
2105 (opbuild_elem_real): New. Return real element.
2106 (opbuild_elem_virtual): New. Return virtual element.
2107 (opbuild_elem_uid): New. Return UID of virtual element.
2108 (opbuild_clear): New. Reset an operand list.
2109 (opbuild_remove_elem): New. Remove an element form a list.
2110 (ssa_operands_active): New. Return true if operand cache is active.
2111 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
2112 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
2113 (correct_use_link): Use use_operand_p.
2114 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
2115 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
2116 (cleanup_v_may_defs): Use new implmentation.
2117 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
2119 (append_def, append_use, append_v_may_def, append_vuse,
2120 append_v_must_def): Call opbuild_append routine instead of using varray.
2121 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
2122 global parse_old_ops variable.
2123 (free_ssa_operands): New implementation.
2124 (update_stmt_operands): Move. Change argument to build_ssa_operands.
2125 (copy_virtual_operands): Move. New generic implementation.
2126 (create_ssa_artficial_load_stmt): Move. New implementation.
2127 (swap_tree_operands): Update for new implementation.
2128 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
2129 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
2130 rather than a varray.
2131 (verify_imm_links): Use use_operand_p.
2132 (dump_immediate_uses_for): If the immediate use variable is a virtual
2133 variable, show the virtual ops in the stmt.
2134 * tree-ssa-operands.h (def_operand_p): No longer a structure.
2135 (NULL_DEF_OPERAND_P): Now a #define.
2136 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
2137 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
2138 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
2139 mustdef_optype_d): New. Use Linked list representation.
2140 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
2141 (struct ssa_operand_memory_d): New. Allocated Chunk node.
2142 (struct stmt_operands_d): Change to new pointers that are not GTY.
2143 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
2144 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
2145 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
2146 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
2147 SET_V_MUST_DEF_KILL): Delete.
2148 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
2149 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
2150 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
2151 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
2152 (enum ssa_op_iter_type): Operand iterator typechecking values.
2153 (struct ssa_operand_iterator_d): Use linked lists of operands.
2154 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
2155 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
2156 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
2157 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
2158 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
2159 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
2160 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
2161 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
2162 * tree-ssa-opfinalize.h: New. Function templates for expansion.
2163 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
2164 alloc_vuse, and alloc_mustdef.
2165 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
2166 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
2167 and finalize_ssa_v_must_def_ops.
2168 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
2169 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
2171 (compute_avail): Use generic iterator interface.
2172 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
2173 (stmt_makes_single_load, stmt_makes_single_store): Use
2175 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
2176 (statement_sink_location): Use generic interface.
2177 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
2178 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
2179 reset the immediate use link nodes.
2180 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
2181 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
2182 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
2183 (eliminate_tail_call): Use generic operand interface.
2184 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
2185 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
2187 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
2189 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
2190 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
2192 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
2193 Use statement pointer instead of vuse_optype. Use generic interface.
2194 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
2195 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
2196 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
2197 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
2198 * doc/tree-ssa.texi: Update documentation for operand interface.
2200 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
2202 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
2203 gcc_unreachable as appropriate.
2204 (machopic_function_base_name, machopic_indirect_data_reference,
2205 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
2206 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
2207 * config/rs6000/altivec.md (*mov<mode>_internal,
2208 build_vector_mask_for_load): Likewise.
2209 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
2210 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
2211 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
2212 * config/rs6000/predicates.md (easy_fp_constant,
2213 logical_operand): Likewise.
2214 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
2215 compute_save_world_info, rs6000_emit_prologue,
2216 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
2217 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
2220 2005-05-03 Uros Bizjak <uros@kss-loka.si>
2223 * convert.c (convert_to_integer): Convert ceil and floor in
2226 2005-04-29 Geoffrey Keating <geoffk@apple.com>
2229 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
2230 define_insn_and_split. Split only when memory operand is
2231 offsettable. Use adjust_address rather than plus_constant.
2232 (floatunssidf2_internal): Likewise.
2233 (fix_truncdfsi2_internal): Split only when memory operand is
2234 offsettable. Use adjust_address rather than plus_constant.
2235 (fix_trunctfsi2_internal): Likewise.
2236 (floatsidf2_internal): Likewise.
2238 2005-05-02 Diego Novillo <dnovillo@redhat.com>
2240 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
2241 (set_value_range_to_null): Likewise.
2242 (set_value_range_to_varying): New function. Use it in all
2243 call sites that used to call set_value_range (vr, VR_VARYING, ...).
2244 (extract_range_from_assert): If the integral type has a
2245 super-type, and LIMIT is not within MIN and MAX values of that
2246 type, set the resulting range to VR_VARYING.
2248 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
2250 * config/mmix/mmix.opt: New file.
2251 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
2252 (mmix_cc1_ignored_option): Don't declare.
2253 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
2254 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
2255 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
2256 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
2257 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
2258 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
2259 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
2260 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
2262 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
2263 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
2264 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2266 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
2269 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
2270 * c-decl.c (current_function_prototype_built_in,
2271 current_function_prototype_arg_types): New.
2272 (merge_decls): Keep source location of prototype followed by
2273 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
2274 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
2275 (start_function): Always set current_function_prototype_locus,
2276 current_function_prototype_built_in and
2277 current_function_prototype_arg_types. Check for external
2278 prototype whether or not visible for external function and set
2279 current_function_prototype_arg_types accordingly.
2280 (store_parm_decls_oldstyle): Use
2281 current_function_prototype_arg_types for checking old-style
2282 definition against prototype. Give warnings only if
2283 current_function_prototype_built_in).
2285 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2287 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
2288 (ggc_alloc_zone_stat): Don't define.
2289 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
2290 ggc_alloc_zone_pass_stat.
2291 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
2292 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
2293 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
2295 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2297 * calls.c (expand_call): Handle current_function_pretend_args_size
2298 when checking for sibcalls.
2300 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2302 PR tree-optimization/21294
2303 * tree-vrp.c (vrp_expr_computes_nonzero): New.
2304 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
2306 2005-05-02 Janis Johnson <janis187@us.ibm.com>
2309 * gcov-io.h: Declare gcov external functions hidden.
2311 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2313 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
2314 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
2315 Use VEC instead of VARRAY.
2318 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
2321 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
2323 * c-common.c (resolve_overloaded_builtin): Forward to target
2324 hook for BUILT_IN_MD built-ins.
2325 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
2326 for all types of built-in.
2327 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
2328 in the definition of the target hooks struct.
2329 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
2330 * config/rs6000/altivec.h: Rewritten.
2331 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
2332 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
2333 rs6000_builtin_type, rs6000_builtin_type_compatible,
2334 altivec_overloaded_builtins, rs6000_builtin_type,
2335 rs6000_builtin_type_compatible): New.
2336 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
2338 (def_builtin): Turn into a function. Check for duplicates and store
2339 the builtin into rs6000_builtin_decls.
2340 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
2341 bdesc_1arg): Add overloaded builtins.
2342 (altivec_expand_builtin): Check for unresolved overloaded builtins,
2343 do not support ALTIVEC_COMPILETIME_ERROR.
2344 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
2345 nodes to represent front-end types.
2346 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
2347 with opaque arguments and/or return values.
2348 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
2349 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
2350 (rs6000_builtin_type_index): New.
2351 (is_ev64_opaque_type): Rename to...
2352 (rs6000_is_opaque_type): ... this.
2353 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
2356 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2358 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
2361 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
2362 Bernd Schmidt <bernd.schmidt@analog.com>
2364 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
2365 print_address_operand, print_operand, legitimize_pic_address,
2366 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
2367 output_pop_multiple): Use gcc_assert or gcc_unreachable as
2369 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
2371 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
2373 * doc/passes.texi: Document vectorization pass.
2375 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2377 * tree-scalar-evolution.c (get_exit_conditions_rec,
2378 select_loops_exit_conditions,
2379 number_of_iterations_for_all_loops,
2380 analyze_scalar_evolution_for_all_loop_phi_nodes,
2381 scev_analysis): Use VEC instead of VARRAY.
2383 2005-05-02 Michael Matz <matz@suse.de>
2386 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
2387 (warn_strict_null_sentinel): Define.
2388 (check_function_sentinel): Check for null_node as valid sentinel too.
2389 * c-common.h (c_tree_index): Added CTI_NULL.
2390 (null_node) Define global_tree[CTI_NULL].
2391 (warn_strict_null_sentinel): Declare.
2392 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
2393 * c.opt: (Wstrict-null-sentinel): New C++ option.
2394 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
2396 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2398 * gimplify.c (gimplify_compound_lval): Use VEC instead of
2401 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
2403 * dwarf2out.c (decl_scope_table, push_decl_scope,
2404 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
2407 2005-05-01 Mark Mitchell <mark@codesourcery.com>
2410 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
2412 * doc/cpp.texi (__DEPRECATED): Document.
2413 (__EXCEPTIONS): Likewise.
2414 (__GXX_WEAK__): Likewise.
2416 * function.c (INVOKE__main): Do not define.
2417 (expand_main_function): Check HAS_INIT_SECTION when determining
2418 whether or not to call __main.
2420 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2422 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2424 2005-01-05 Paul Brook <paul@codesourcery.com>
2426 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
2427 (INITIALIZE_TRAMPOLINE): Use it.
2428 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
2429 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
2430 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
2432 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
2434 * doc/install.texi (Specific): Omit dots in the @anchors names
2435 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
2436 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
2438 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2440 PR tree-optimization/18316
2441 PR tree-optimization/19126
2442 * tree.c (build_int_cst_type): Avoid shift by size of type.
2443 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
2445 * tree-scalar-evolution.h (simple_iv): Declaration changed.
2446 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
2448 (dump_cand): Dump depends_on information.
2449 (determine_biv_step): Add argument to simple_iv call.
2450 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
2451 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
2453 (add_candidate_1): Record depends_on for candidates.
2454 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
2455 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
2456 Handle ivs with nonconstant step.
2457 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
2458 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
2459 (create_new_iv): Unshare the step before passing it to create_iv.
2460 (free_loop_data): Free cand->depends_on.
2461 (build_addr_strip_iref): New function.
2462 (find_interesting_uses_address): Use build_addr_strip_iref.
2463 (strip_offset_1): Split the recursive part from strip_offset.
2464 Strip constant offset component_refs and array_refs.
2465 (strip_offset): Split the recursive part to strip_offset_1.
2466 (add_address_candidates): Removed.
2467 (add_derived_ivs_candidates): Do not use add_address_candidates.
2468 (add_iv_value_candidates): Add candidates with stripped constant
2469 offset. Consider all candidates with initial value 0 important.
2470 (struct affine_tree_combination): New.
2471 (aff_combination_const, aff_combination_elt, aff_combination_scale,
2472 aff_combination_add_elt, aff_combination_add,
2473 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
2474 fold_affine_sum): New functions.
2475 (get_computation_at): Use fold_affine_sum.
2476 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
2477 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
2480 2005-04-30 Michael Matz <matz@suse.de>
2482 * config/i386/i386.md (movmemsi): Also active when
2483 TARGET_INLINE_ALL_STRINGOPS.
2485 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
2488 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
2490 2005-04-30 Paul Brook <paul@codesourcery.com>
2492 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
2494 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
2495 * config/arm/ieee754-sf.S: Ditto.
2496 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
2497 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2499 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2501 * tree-ssanames.c: Fix a comment typo.
2502 * doc/options.texi: Fix a typo.
2504 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2506 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2507 gcc_unreachable as appropriate.
2508 (split_adds_subs, cond_string, print_operand,
2509 h8300_initial_elimination_offset, h8300_classify_operand,
2510 h8300_unary_length, h8300_short_immediate_length,
2511 h8300_bitfield_length, h8300_binary_length,
2512 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2513 compute_plussi_length, compute_plussi_cc, output_logical_op,
2514 compute_logical_op_length, compute_logical_op_cc,
2515 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2516 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2517 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2518 h8300_regs_ok_for_stm): Likewise.
2519 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2520 monitor_prologue): Likewise.
2522 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2524 * loop-invariant.c (invariants, create_new_invariant,
2525 get_inv_cost, best_gain_for_invariant,
2526 find_invariants_to_move, move_invariants,
2527 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2530 2005-04-29 Richard Henderson <rth@redhat.com>
2532 * function.c (instantiate_decls): Remove valid_only argument.
2533 (instantiate_decls_1, instantiate_decl): Likewise.
2534 (instantiate_virtual_regs_1): Delete.
2535 (instantiate_virtual_regs_lossage): Delete.
2536 (instantiate_virtual_regs_in_rtx): New.
2537 (safe_insn_predicate): New.
2538 (instantiate_virtual_regs_in_insn): New.
2539 (instantiate_virtual_regs): Update to match all that. Only run
2540 instantiate_decls once.
2542 2005-04-29 Richard Henderson <rth@redhat.com>
2543 Daniel Jacobowitz <dan@codesourcery.com>
2545 * gengtype.c (write_func_for_structure): Split out ...
2546 (output_type_enum): ... new function. Fix thinko accessing
2547 TYPE_PARAM_STRUCT data.
2549 2005-04-29 Tom Tromey <tromey@redhat.com>
2551 * tree.c (build_block): Removed unused 'tags' argument.
2552 * tree.h (build_block): Removed argument.
2554 2005-04-29 Michael Matz <matz@suse.de>
2556 PR rtl-optimization/21144
2557 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2559 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2561 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2562 flag_reorder_blocks.
2564 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2566 PR tree-optimization/21030
2567 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2568 ranges where VR->MAX is smaller than VR->MIN.
2570 2005-04-29 Devang Patel <dpatel@apple.com>
2572 PR tree-optimization/21272
2573 PR tree-optimization/21266
2574 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2576 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2578 * tree-flow-inline.h: Fix a comment typo.
2579 * doc/tree-ssa.texi: Fix a typo.
2581 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2583 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2585 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2586 gcc_unreachable as appropriate.
2587 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2588 fr30_print_operand, fr30_move_double): Likewise.
2589 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2591 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2593 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2594 definition has already been provided.
2595 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2596 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2597 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2599 2005-04-29 Jim Tison <jtison@us.ibm.com>
2601 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2602 trace hooks calls to improve performance.
2604 2005-04-29 Julian Brown <julian@codesourcery.com>
2605 Mark Mitchell <mark@codesourcery.com>
2606 Paul Brook <paul@codesourcery.com>
2608 * crtstuff.c: Handle targets that use .init_array.
2609 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2610 that INVOKE__main is set correctly.
2611 (expand_main_function): Test INVOKE__main.
2612 * libgcc2.c: Do not define __main when using .init_array.
2613 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2614 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2616 (DTORS_SECTION_ASM_OP): Likewise.
2617 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2618 (CTOR_LIST_END): Likewise.
2619 (DTOR_LIST_BEGIN): Likewise.
2620 (DTOR_LIST_END): Likewise.
2621 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2622 (FINI_SECTION_ASM_OP): Likewise.
2623 (INIT_ARRAY_SECTION_ASM_OP): Define.
2624 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2625 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2626 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2627 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2628 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2630 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2632 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2633 gcc_assert and gcc_unreachable as appropriate.
2634 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2635 const_int_cost, output_move_const_into_data_reg,
2636 output_move_qimode, output_move_double, find_addr_reg,
2637 print_operand, print_operand_address): Likewise.
2638 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2639 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2640 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2641 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2642 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2643 conditional_trap): Likewise.
2644 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2646 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2648 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2649 gcc_unreachable as appropriate.
2650 (gen_conditional_move, xtensa_split_operand_pair,
2651 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2652 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2653 xtensa_copy_incoming_a7, xtensa_output_literal,
2654 xtensa_output_literal, xtensa_output_literal): Likewise.
2655 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2656 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2657 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2658 movsicc_internal1, movsfcc_internal0,
2659 movsfcc_internal1): Likewise.
2661 2005-04-28 James E Wilson <wilson@specifixinc.com>
2663 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2664 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2666 2005-04-28 DJ Delorie <dj@redhat.com>
2668 * opt-functions.awk (var_set): Emit proper initializer for
2669 non-target bitfields.
2671 2005-04-28 Devang Patel <dpatel@apple.com>
2673 * dbxout.c (have_used_extensions): Remove.
2674 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2675 have_used_extensions.
2677 2005-04-28 James E Wilson <wilson@specifixinc.com>
2679 * doc/install.texi: Update -enable-languages info. Correct path to
2682 2005-04-28 DJ Delorie <dj@redhat.com>
2684 * optc-gen.awk (END): Make sure no variable is defined more
2686 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2687 Allow for bitfield variables other than target_flags.
2688 * doc/options.text (Mask): Document that you may specify a
2689 variable other than target_flags.
2691 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2693 PR rtl-optimization/18877
2694 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2695 number in val.start.
2697 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2700 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2702 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2703 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2704 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2706 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2708 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2709 creating pseudos when the base offset is too large.
2711 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2713 * global.c (earlyclobber_regclass): Change the type to
2715 (check_earlyclobber): Update uses of earlyclobber_regclass.
2716 (mark_reg_use_for_earlyclobber): Likewise.
2717 (calculate_local_reg_bb_info): Allocate and free
2718 earlyclobber_regclass using the VEC API.
2720 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2722 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2725 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2727 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2730 * config.gcc: Obsolete c4x-* and tic4x-*.
2732 * tree.h (edge_def): Remove.
2734 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2735 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2736 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2737 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2740 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2741 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2742 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2743 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2744 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2745 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2746 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2747 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2748 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2749 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2750 config/i386/cygming.h, config/i386/djgpp.h,
2751 config/i386/lynx.h, config/i386/netware.c,
2752 config/i386/winnt.c, config/ia64/ia64-c.c,
2753 config/iq2000/iq2000.c, config/m32r/little.h,
2754 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2755 config/m68k/m68k.md, config/mcore/mcore.c,
2756 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2757 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2758 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2759 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2760 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2761 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2762 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2763 config/s390/2064.md, config/s390/2084.md,
2764 config/s390/s390-modes.def, config/s390/s390-protos.h,
2765 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2766 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2767 config/vax/vax.c, config/vax/vax.h,
2768 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2771 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2773 * c-typeck.c (build_compound_expr): Correct logic in last change.
2775 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2777 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2778 parameters. Replace conditional move code with assert checking for
2779 ar.lc. Delete obsolete comments.
2780 (set_src_needs_barrier): Delete cond parameter, and code using it.
2781 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2782 assert checking for PR_REGS. Fix calls to update_set_flags and
2783 set_src_needs_barrier.
2784 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2785 callers. Rewrite explanatory comment before the function.
2786 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2789 2005-04-27 Mike Stump <mrs@apple.com>
2791 * doc/cpp.texi: gcc now implements universal character names.
2793 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2796 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2797 being a compound expression whose right-hand side is cast to void.
2799 2005-04-27 Caroline Tice <ctice@apple.com>
2801 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2802 Remove targetm.have_named_sections test.
2803 (fix_edges_for_rarely_executed_code): Likewise.
2804 (insert_section_boundary_note): Likewise.
2805 (reorder_basic_blocks): Check partitioning flag before calling
2806 verify_hot_cold_block_grouping.
2807 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2808 the function struct rather than global variables.
2809 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2810 (COLD_END_LABEL): Likewise
2811 (cold_text_section_label): New static global variable.
2812 (cold_end_label): Likewise.
2813 (dwarf2out_switch_text_section): Get hot/cold section labels from
2814 the function struct rather than global variables; test to make sure
2816 (output_aranges): Use cold_text_section_label and cold_end_label;
2817 check partitioning flag before putting out delta.
2818 (output_ranges): Remove incorrect code attempting to use
2820 (output_line_info): Get cold section label from function struct; test
2821 to make sure cfun is defined.
2822 (add_location_or_const_value_attribute): Likewise.
2823 (dwarf2out_var_location): Likewise.
2824 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2825 write out cold_text_section_label if partition flag is set.
2826 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2827 * function.h (struct function): Add new fields to point to hot/cold
2828 section labels: hot_section_label, cold_section_label,
2829 hot_section_end_label and cold_section_end_label; also add new field
2830 for cold text section name, unlikely_text_section_name.
2831 * opts.c (decode_options): Turn off partitioning flag if
2832 !targetm.have_named_sections.
2833 * output.h (hot_section_label): Remove.
2834 (hot_section_end_label): Remove.
2835 (cold_section_end_label): Remove.
2836 (unlikely_section_label): Remove.
2837 (unlikely_text_section_name): Remove.
2838 * passes.c (rest_of_handle_final): Remove extra blank line.
2839 * varasm.c (unlikely_section_label): Remove.
2840 (hot_section_label): Remove.
2841 (hot_section_end_label): Remove.
2842 (cold_section_end_label): Remove.
2843 (unlikely_text_section_name): Remove.
2844 (initialize_cold_section_name): Modify to call
2845 targetm.strip_name_encoding; to store cold section name in current
2846 function struct, if it exists; and to only use the decl_section_name
2847 if flag_named_sections is true.
2848 (unlikely_text_section): Modify to get section name out of current
2849 function struct, if there is one; otherwise build it from
2850 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2851 (in_unlikely_text_section): Likewise.
2852 (named_section): Modify to get/put cold section name in current function
2853 struct, if there is one.
2854 (function_section): Change 'bool unlikely' to 'int reloc'; check
2855 targetm.have_named_sections before calling named_section.
2856 (current_function_section): Likewise.
2857 (assemble_start_function): Modify to get/put unlikely_text_section_name
2858 in current function struct; modify to get hot/cold section labels
2859 from function struct; initialize labels using
2860 ASM_GENERATE_INTERNAL_LABEL;
2861 test partitioning flag before writing out hot section label.
2862 (assemble_end_function): Test partitioning flag before writing out
2863 hot/cold section labels.
2864 (default_section_type_flags_1): Get cold text section name from
2865 function struct if there is one; Set flags correctly for
2866 cold text section if there is not a current function struct.
2868 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2870 * tree-ssa-propagate.c (set_rhs): Revert last change.
2872 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2874 * explow.c (convert_memory_address): Add gcc_assert.
2876 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2878 * configure.ac: Check for ld --sysroot support.
2879 * gcc.c: Document %R specifier for specs.
2880 (SYSROOT_SPEC): New macro.
2881 (sysroot_spec): New variable.
2882 (static_specs): Add sysroot_spec.
2883 (main): Pass the sysroot spec to the linker if appropriate.
2884 * configure: Regenerated.
2885 * config.in: Likewise.
2887 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2889 * fold-const.c (fold_binary): Use build_fold_addr_expr
2890 for address calculation and INDIRECT_REF handling.
2892 2005-04-27 Andrew Haley <aph@redhat.com>
2894 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2896 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2898 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2899 pointer when thumb backtracing is on.
2901 * config/fp-bit.c (abort): Revert change.
2903 2005-04-27 Ian Lance Taylor <ian@airs.com>
2905 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2907 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2909 * tree-ssa-dce.c: Fix a comment typo.
2911 2005-04-27 David S. Miller <davem@davemloft.net>
2913 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2914 Kill setjmpless_size. current_function_calls_setjmp is completely
2915 computed when we are called, so just use the optimized size value
2916 instead of using REG_SAVE_AREA notes.
2917 (optimize_save_area_alloca): Delete....
2918 * rtl.h (optimize_save_area_alloca): Likewise...
2919 * passes.c (rest_of_compilation): and don't call it any more.
2920 * reg-notes.def (SAVE_AREA): Delete.
2922 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2924 * config/fp-bit.c (abort): Add noreturn attribute.
2926 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2927 gcc_unreachable as appropriate.
2928 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2929 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2930 ASM_OUTPUT_REG_POP): Likewise.
2932 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2934 * tree-complex.c (expand_vector_operations_1): Do not build
2935 VIEW_CONVERT_EXPR's for the lhs.
2937 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2939 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2940 unnecessary noncanonical RTL handling.
2941 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2942 gcc_assert and gcc_unreachable.
2944 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2945 gcc_unreachable as appropriate.
2946 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2947 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2948 use_return_insn, const_ok_for_op, arm_gen_constant,
2949 arm_canonicalize_comparison, legitimize_pic_address,
2950 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2951 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2952 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2953 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2954 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2955 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2956 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2957 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2958 output_call, output_mov_long_double_fpa_from_arm,
2959 output_mov_long_double_arm_from_fpa,
2960 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2961 output_move_double, arithmetic_instr, shift_op, int_log2,
2962 output_return_instruction, arm_output_function_prologue,
2963 arm_output_epilogue, arm_output_function_epilogue,
2964 emit_multi_reg_push, arm_get_frame_offsets,
2965 arm_compute_initial_elimination_offset, arm_expand_prologue,
2966 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2967 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2968 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2969 thumb_compute_initial_elimination_offset,
2970 thumb_output_function_prologue, thumb_load_double_from_address,
2971 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2972 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2973 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2974 * config/arm/arm.md (thumb_extendhisi2,
2975 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2976 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2977 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2978 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2979 * config/arm/cirrus.md (*cirrus_arm_movdi,
2980 *cirrus_movdf_hard_insn): Likewise.
2981 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2983 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2985 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2986 (num_ssa_names): Use VEC_length.
2987 (ssa_names): Use VEC_index.
2988 * tree-ssanames.c (ssa_names): Change the type to
2990 (init_ssanames, fini_ssa_names, make_ssanames,
2991 release_ssa_name): Update uses of ssa_names.
2993 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2994 Use fold_buildN instead of fold (buildN (...)).
2996 2005-04-27 Devang Patel <dpatel@apple.com>
2998 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
3000 2005-04-27 Matt Thomas <matt@3am-software.com>
3001 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
3003 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
3004 (vax_output_mi_thunk): Ditto.
3005 (vax_notice_cc_update): Ditto.
3006 (INDEX_REGISTER_P): Add trailing \.
3007 (BASE_REGISTER_P): Add trailing \.
3008 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
3010 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3012 * tree-ssa-propagate.c (set_rhs): Check operand of
3013 ADDR_EXPR for gimpliness, too.
3015 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3017 * tree-ssa-pre.c: Fix a comment typo.
3019 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3021 PR tree-optimization/21171
3022 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
3023 record address uses if the reference is volatile.
3025 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
3027 * tree-complex.c (expand_vector_operation): New, extracted from
3028 expand_vector_operations_1.
3029 (tree_vec_extract): Build a NOP_EXPR.
3030 (expand_vec_parallel): Do not care about returning the correct type.
3031 (expand_vector_operations_1): Call expand_vector_operation.
3032 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
3034 * tree-complex.c (gate_expand_vector_operations): New.
3035 (pass_lower_vector_ssa): Use it.
3036 * tree-optimize.c (init_tree_optimization_passes): Include
3037 pass_lower_vector_ssa.
3038 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
3039 (vectorizable_operation): Use it.
3040 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
3041 integer modes for the vector type.
3043 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3044 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
3045 Do not cope with UNITS_PER_SIMD_WORD == 0.
3046 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
3047 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
3048 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
3049 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3050 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3051 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3052 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3054 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
3055 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
3056 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
3058 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
3059 (UNITS_PER_SIMD_WORD): New.
3061 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3063 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
3064 gcc_unreachable as appropriate.
3065 (ia64_expand_load_address, ia64_expand_tls_address,
3066 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
3067 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
3068 next_scratch_gr_reg, ia64_initial_elimination_offset,
3069 ia64_expand_prologue, ia64_expand_epilogue,
3070 ia64_output_dwarf_dtprel, ia64_print_operand,
3071 ia64_register_move_cost, first_instruction, rws_access_regno,
3072 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
3073 ia64_sched_init, ia64_variable_issue,
3074 ia64_first_cycle_multipass_dfs_lookahead_guard,
3075 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
3076 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
3077 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
3078 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3079 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
3080 * config/ia64/predicates.md (got_symbolic_operand,
3081 sdata_symbolic_operand): Likewise.
3082 * config/ia64/vect.md (vcondv2sf): Likewise.
3084 2005-04-27 Matt Thomas <matt@3am-software.com>
3086 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
3087 CONSTANT_ADDRESS_P in config/vax/vax.h
3088 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
3089 (INDEX_REGISTER_P): New.
3090 (BASE_REGISTER_P): New.
3091 (indirectable_constant_address_p): New. Adapted from
3092 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
3093 (indirectable_address_p): New. Adapted from
3094 INDIRECTABLE_ADDRESS_P in vax.h.
3095 (nonindexed_address_p): New. Adapted from
3096 GO_IF_NONINDEXED_ADDRESS in vax.h.
3097 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
3098 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
3099 (legitimate_address_p): New. Adapted from
3100 GO_IF_LEGITIMATE_ADDRESS in vax.h.
3101 (vax_mode_dependent_address_p): New. Adapted from
3102 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
3103 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
3104 legitimate_constant_address_p.
3105 (CONSTANT_P): Use legitimate_constant_p.
3106 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
3107 (INDIRECTABLE_ADDRESS_P): Removed.
3108 (GO_IF_NONINDEXED_ADDRESS): Removed.
3109 (INDEX_TEMP_P): Removed.
3110 (GO_IF_REG_PLUS_INDEX): Removed.
3111 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
3112 definitions, depending on whether REG_OK_STRICT is defined.
3113 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
3114 Two definitions, depending on whether REG_OK_STRICT is defined.
3115 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
3117 (legitimate_constant_p): Prototype added.
3118 (legitimate_address_p): Prototype added.
3119 (vax_mode_dependent_address_p): Prototype added.
3121 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3123 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
3125 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3128 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
3131 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3134 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
3135 assertion failures, if __gcc_host_wide_int__ is not properly
3137 (init_dynamic_diag_info): Give errors, not assertion failures, if
3138 location_t, tree or __gcc_host_wide_int__ are not properly
3141 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3143 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
3144 n_iv_uses, iv_use, n_iv_cands, iv_cand,
3145 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
3146 prepare_decl_rtl, free_loop_data,
3147 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
3150 * tree.h (tree_phi_node): Add a comment about the order of PHI
3153 2005-04-26 Paul Brook <paul@codesourcery.com>
3155 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
3157 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
3159 * config/mips.mips.c (mips_legitimize_tls_address): Use
3162 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
3163 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
3164 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
3166 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
3169 2005-04-26 Jeff Law <law@redhat.com>
3171 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
3172 (op_iter_init_must_and_may_def): Likewise.
3173 (unmodifiable_var_p): Move to a later point in the file.
3174 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
3175 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
3176 (dse_record_phis): Directly check for virtual operands rather than
3177 using need_imm_uses_for.
3178 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
3179 store has multiple V_{MAY,MUST}_DEF operands.
3181 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
3183 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
3186 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3188 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
3189 call to find_edge outside a loop to go through a PHI chain.
3191 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
3193 PR tree-optimization/17598
3194 * fold-const.c (fold_binary): Fold comparisons of addresses
3195 of COMPONENT_REFs which reference the same field to
3196 comparisons of the addresses of the base objects.
3198 2005-04-26 Julian Brown <julian@codesourcery.com>
3200 * config/arm/arm.c (arm_return_in_msb): New function.
3201 (arm_must_pass_in_stack): New function.
3202 (TARGET_RETURN_IN_MSB): Define target hook.
3203 (TARGET_MUST_PASS_IN_STACK): Define target hook.
3204 (arm_function_value): Pad small aggregate return.
3205 (arm_pad_arg_upward): New function.
3206 (arm_pad_reg_upward): New function.
3207 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
3208 (FUNCTION_ARG_PADDING): Define macro.
3209 (BLOCK_REG_PADDING): Define macro.
3210 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
3211 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
3212 (arm_pad_reg_upward): Declare function.
3214 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3216 * basic-block.h (ei_cond): New.
3217 (FOR_EACH_EDGE): Call ei_cond.
3219 PR tree-optimization/21047
3220 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
3221 (fold): Don't handle ASSERT_EXPR.
3223 2005-04-25 Roger Sayle <roger@eyesopen.com>
3225 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
3226 all writes to any stack register as a read/write dependency on
3228 (sched_analyze_2): Likewise, for reads from any stack register.
3230 2005-04-25 Richard Henderson <rth@redhat.com>
3232 * final.c (output_addr_const): Revert 2005-04-09 change.
3234 2005-04-25 Mike Stump <mrs@apple.com>
3236 * config/darwin.c (darwin_encode_section_info): Always set
3237 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
3239 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3241 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
3242 gensupport.c, protoize.c, toplev.c: Replace calls to
3243 `unlock_stream' with `unlock_std_streams'.
3245 2005-04-25 Devang Patel <dpatel@apple.com>
3247 * dbxout.c (dbxout_type): Emit attribute vector.
3249 2005-04-05 Paul Brook <paul@codesourcery.com>
3251 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
3252 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
3253 * config/arm/arm.c (arm_cxx_atexit_name): New function.
3254 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
3255 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
3256 (register_dtor_fn): Likewise.
3257 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
3259 2005-04-25 Ian Lance Taylor <ian@airs.com>
3261 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
3262 * c-common.h (EXPR_STMT_EXPR): Don't define.
3263 (c_common_stmt_codes): Don't define.
3264 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
3265 * c-gimplify.c (gimplify_expr_stmt): Remove.
3266 (c_gimplify_expr): Remove EXPR_STMT case.
3267 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
3268 to INIT_STATEMENT_CODES.
3269 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
3271 2005-04-25 Jan Hubicka <jh@suse.cz>
3273 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
3275 * except.c: Include diagnostic.h
3276 (dump_eh_tree, verify_eh_tree): New functions.
3277 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
3278 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
3279 (dump_function_to_file): dump eh tree.
3280 * tree-eh.c (mark_eh_edge): New function.
3281 (mark_eh_edge_found_error): New static variable.
3282 (verify_eh_edges): New function.
3284 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
3286 * tree-ssa-alias.c (fieldoff_t): Remove.
3287 (fieldoff_s): typedef the structure itself. Create a vector of
3289 (push_fields_onto_fieldstack): Return count of fields pushed.
3290 Remove peeling of first field. Adjust.
3291 (fieldoff_compare): Adjust.
3292 (create_overlap_variables_for): Adjust.
3294 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3296 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
3298 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3301 * doc/install.texi: Document correct assembler and linker to use
3302 on i?86-*-solaris2.10.
3304 2005-04-25 Steven Bosscher <stevenb@suse.de>
3306 Fix PR tree-optimization/21173
3308 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
3309 Unshare expression we pass to force_gimple_operand.
3311 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
3312 Stephen Clarke <stevec@superh.com>
3313 Roger Sayle <roger@eyesopen.com>
3315 PR rtl-optimization/20413
3316 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
3317 VOIDmode for LABEL_REF.
3318 * final.c (shorten_branches): Likewise.
3319 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
3320 * loop.c (reg_dead_after_loop): Likewise.
3321 * varasm.c (decode_addr_const): Likewise.
3322 * doc/rtl.texi: Document mode requirement for LABEL_REF.
3324 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
3326 * config.gcc (avr-*-*): Remove redundant "case".
3328 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
3330 * tree-vect-analyze.c (vect_mark_relevant): Take
3331 VEC(tree,heap) instead of varray_type as an argument.
3332 (vect_mark_stmts_to_be_vectorized): Change the type of
3333 worklist to VEC(tree,heap). Adjust uses of worklist.
3335 2005-04-24 Devang Patel <dpatel@apple.com>
3337 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
3339 2005-04-24 Ian Lance Taylor <ian@airs.com>
3341 * c-semantics.c (build_stmt): Remove test of specific tree codes
3342 for TREE_SIDE_EFFECTS handling.
3344 2005-04-24 Per Bothner <per@bothner.com>
3346 * c-opts.c (finish_options): Make the line-number of the <built-in>
3347 location 0, as assumed elsewhere, rather than 1.
3349 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3351 * tree-ssa-uncprop.c (equiv_stack): Change the type o
3353 (tree_ssa_uncprop, uncprop_finalize_block,
3354 uncprop_initialize_block): Update uses of equiv_stack.
3356 2005-04-24 Richard Henderson <rth@redhat.com>
3359 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
3360 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
3362 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
3363 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
3364 <DIV, MOD>: Likewise.
3366 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * collect2.c (main): Unlock the stdio streams.
3369 * gcc.c (main): Likewise.
3370 * gcov-dump.c (main): Likewise.
3371 * gcov.c (main): Likewise.
3372 * gen-protos.c (main): Likewise.
3373 * gensupport.c (init_md_reader_args_cb): Likewise.
3374 * protoize.c (main): Likewise.
3375 * toplev.c (general_init): Likewise.
3377 2005-04-24 Jakub Jelinek <jakub@redhat.com>
3380 * cgraph.h (cgraph_local_info): Add vtable_method field.
3381 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
3382 and node is vtable_method, finalized and not reachable, don't do
3385 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3387 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
3389 * tree-ssa-pre.c (create_value_expr_from): Use
3390 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
3391 * tree-ssa-propagate.c (stmt_makes_single_load,
3392 stmt_makes_single_store): Use REFERENCE_CLASS_P.
3393 * tree-vect-transform.c (vect_is_simple_cond): Use
3395 * tree-vrp.c (extract_range_from_assert,
3396 build_assert_expr_for, fp_predicate, has_assert_expr): Use
3399 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
3400 of tpa_to_clear to VEC(int,heap). Update uses of
3401 tpa_to_clear. Free tpa_to_clear at the end.
3403 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
3405 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
3408 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
3410 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
3411 and gcc_unreachable as appropriate.
3412 (num_insns_constant, output_vec_const_move,
3413 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
3414 rs6000_emit_set_const, rs6000_emit_move,
3415 spe_build_register_parallel, function_arg,
3416 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
3417 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
3418 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
3419 rs6000_common_init_builtins, expand_block_clear,
3420 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
3421 extract_ME, rs6000_get_some_local_dynamic_name,
3422 rs6000_output_function_entry, print_operand,
3423 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
3424 output_cbranch, output_e500_flip_gt_bit,
3425 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
3426 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
3427 compute_save_world_info, rs6000_stack_info,
3428 rs6000_emit_load_toc_table, rs6000_frame_related,
3429 spe_synthesize_frame_save, rs6000_emit_epilogue,
3430 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
3431 output_function_profiler, rs6000_trampoline_size,
3432 rs6000_initialize_trampoline, find_addr_reg,
3433 rs6000_machopic_legitimize_pic_address,
3434 rs6000_initial_elimination_offset,
3435 rs6000_dbx_register_number): Likewise.
3436 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
3437 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
3438 *movti_power, *movti_string, call, call_value, sibcall,
3439 sibcall_value): Likewise.
3440 * config/rs6000/spe.md (*movdf_e500_double,
3441 *movv2si_internal): Likewise.
3442 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
3445 2005-04-24 Richard Henderson <rth@redhat.com>
3448 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
3449 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
3450 Deny modes smaller than 4 bytes.
3451 * config/i386/i386-protos.h: Update.
3453 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
3455 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
3456 Switch h8300-*-rtems* to ELF.
3458 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3460 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
3462 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3464 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
3466 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
3469 * fold-const.c: Fold &a[i]-&a[j] to i-j.
3471 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3473 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
3474 definitions of ssa names in condition. Split recusive part to ...
3475 (tree_simplify_using_condition_1): New function.
3476 (expand_simple_operations): New function.
3478 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3480 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
3481 (find_interesting_uses_cond): Do not use integer_zerop and
3482 integer_nonzerop to check for integer constants.
3483 (set_use_iv_cost): Record the value field.
3484 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
3485 determine_use_iv_cost_outer): Set the value field of the cost pair.
3486 (may_eliminate_iv): Do not return the comparison code.
3487 (iv_elimination_compare): New function.
3488 (determine_use_iv_cost_condition): Set the value field. Record
3489 noneliminable invariants correctly.
3490 (rewrite_use_compare, rewrite_use_outer): Use the value field.
3492 2005-04-23 DJ Delorie <dj@redhat.com>
3494 * diagnostic.c (warning): Accept parameter to classify warning option.
3495 (warning0): New, for when a pointer to an error() like function is needed.
3496 * errors.c (warning): Likewise.
3497 * errors.h (warning, warning0): Adjust prototypes.
3498 * toplev.h (warning, warning0): Likewise.
3500 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3501 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3502 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3503 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3504 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3505 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3506 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3507 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3509 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3510 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3511 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3512 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3513 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3514 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3515 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3516 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3517 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3518 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3519 config/rs6000/aix52.h, config/rs6000/darwin.h,
3520 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3521 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3522 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3523 config/stormy16/stormy16.c, config/v850/v850-c.c,
3524 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3527 2005-04-23 Richard Henderson <rth@redhat.com>
3530 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3531 performing some integral scalar simplifications.
3533 2005-04-23 Richard Henderson <rth@redhat.com>
3536 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3537 simplifying CONST_VECTOR.
3539 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3541 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3542 heap as an argument. Update uses of stack.
3543 (calculate_live_on_entry): Allocate stack on heap.
3545 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3546 partition_link and tpa_nodes on heap.
3548 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3549 (mark_stmt_necessary, propagate_necessity,
3550 mark_really_necessary_kill_operand_phis): Update uses of
3552 (tree_dce_init): Allocate worklist using VEC_alloc.
3553 (tree_dce_done): Free worklist using VEC_free.
3555 2005-04-23 Mike Stump <mrs@apple.com>
3557 * config/darwin.c (machopic_indirection_name): Don't use
3559 (darwin_emit_unwind_label): Use user_label_prefix instead of
3562 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3564 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3566 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3568 * config.gcc <cris-*>: Specify .opt files.
3569 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3570 config/cris/linux.opt: New files.
3571 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3572 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3573 (TARGET_ELF): Override to 0.
3574 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3575 -melinux-stacksize=N.
3576 * config/cris/cris.c: (cris_handle_option): New function.
3577 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3578 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3579 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3580 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3581 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3582 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3583 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3584 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3585 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3586 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3587 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3588 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3589 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3590 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3591 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3592 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3593 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3594 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3595 (TARGET_LINUX): Define 0.
3596 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3597 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3598 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3599 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3600 (TARGET_LINUX): Override to 1.
3601 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3603 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3605 * haifa-sched.c (schedule_block): Fix thinko in previous
3606 assertification patch.
3608 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3610 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3611 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3612 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3613 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3614 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3615 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3616 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3618 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3619 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3620 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3621 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3622 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3623 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3624 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3625 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3626 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3627 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3628 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3629 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3630 (SUBTARGET_OPTIONS): Delete.
3631 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3632 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3633 instead of a string.
3634 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3635 (pa_cpu_string, pa_unix_string): Delete.
3636 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3637 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3639 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3640 (pa_handle_option): New function.
3641 (override_options): Remove handling of -march=, -mfixed-range=,
3642 -mschedule= and -munix=.
3643 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3644 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3645 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3646 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3647 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3648 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3649 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3651 * config/pa/pa.opt: New file.
3652 * config/pa/pa-hpux.opt: New file.
3653 * config/pa/pa-hpux1010.opt: New file.
3654 * config/pa/pa-hpux1111.opt: New file.
3655 * config/pa/pa64-hpux.opt: New file.
3657 2005-04-22 David S. Miller <davem@davemloft.net>
3659 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3660 integer when it's mode is VOIDmode not DImode.
3662 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3664 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3665 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3666 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3667 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3668 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3669 "bne- $-xxx" rather than local labels.
3670 (sync_lock_release<mode>): Add second operand.
3671 (lwsync): Use .long rather than a more meaningful opcode.
3672 * doc/md.texi (Standard Names): Add description of second
3673 parameter to sync_lock_test_and_set.
3675 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3677 PR tree-optimization/21088
3678 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3680 * tree-vrp.c (compare_values): Use fold_binary to compare
3681 pointers. Use boolean_type_node as the type of a comparison
3682 expression being folded.
3683 * tree.h: Add prototypes for fold_unary, fold_binary,
3686 * tree-ssa-dom.c: Fix formatting.
3688 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3690 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3691 * lambda-code.c (perfect_nestify): Mark virtual operands in
3692 the moved statement for renaming.
3693 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3694 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3695 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3696 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3697 * tree-flow.h (struct var_ann_d): Update comments.
3698 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3699 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3700 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3701 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3702 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3703 debug_names_replaced_by): Remove declarations.
3704 (delete_update_ssa, get_current_def, set_current_def): Declare.
3705 (rewrite_into_loop_closed_ssa): Add new argument. Update
3707 * tree-into-ssa.c: Include params.h.
3708 (old_virtual_ssa_names): Remove. Update all users.
3709 (need_to_replace_names_p): Remove. Update all users.
3710 (struct update_ssa_stats_d): Declare.
3711 (update_ssa_stats): New local.
3712 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3713 dump_tree_ssa_stats, debug_tree_ssa_stats,
3714 dump_update_ssa, debug_update_ssa,
3715 dump_names_replaced_by, debug_names_replaced_by): Declare.
3716 (get_current_def, set current_def): Make extern.
3717 (is_old_name, is_new_name): Protect against references
3718 past the end of the sets.
3719 (add_new_name_mapping): Assert that OLD and NEW are
3720 different SSA names for the same symbol.
3721 When adding a virtual mapping, update stats for virtual
3723 (insert_phi_nodes_for): If UPDATE_P is true, create the
3724 LHS of the new PHI by duplicating SSA name VAR.
3725 (insert_phi_nodes_1): Remove. Update all users.
3726 (insert_phi_nodes): Remove second argument. Update all
3728 (maybe_replace_use, maybe_replace_def): New.
3729 (rewrite_update_stmt): Call them.
3730 (mark_def_interesting): Remove calls to is_gimple_reg.
3731 (prepare_phi_args_for_update): Remove. Update all users.
3732 (prepare_block_for_update): Only process virtual operands
3733 and GIMPLE registers in normal form.
3734 (prepare_use_sites_for): New.
3735 (prepare_names_to_update): Rename from prepare_def_sites.
3736 Call prepare_use_sites_for.
3737 (dump_update_ssa): Rename from dump_repl_tbl.
3739 Show statistics for virtual mapping heuristic.
3740 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3741 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3742 (delete_update_ssa): Make extern.
3743 (mark_set_for_renaming): If the set is empty, do nothing.
3744 (release_ssa_name_after_update_ssa): Update comment.
3745 (insert_updated_phi_nodes_for): Do not remove existing
3746 PHI nodes for symbols.
3747 (switch_virtuals_to_full_rewrite_p): New.
3748 (switch_virtuals_to_full_rewrite): New.
3749 (update_ssa): Call them.
3750 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3751 for every statement before updating.
3752 If all the names in NEW_SSA_NAMES have been marked for
3753 removal, do nothing.
3754 Only start at the top of the CFG if there are symbols in
3756 (ssa_rewrite_finalize_block): Remove.
3757 (ssa_register_new_def): Remove.
3758 (ssa_rewrite_stmt): Remove.
3759 (ssa_rewrite_phi_arguments): Remove.
3760 (ssa_rewrite_initialize_block): Remove.
3761 (ssa_mark_def_sites): Remove.
3762 (ssa_mark_def_sites_initialize_block): Remove.
3763 (ssa_mark_phi_uses): Remove.
3764 (rewrite_ssa_into_ssa): Remove.
3765 * tree-phinodes.c (find_phi_node_for): Remove.
3766 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3768 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3769 Remove calls to verify_dominators and
3770 verify_loop_structure.
3771 (tree_unswitch_single_loop): Call update_ssa.
3772 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3775 (delete_tree_ssa): Assert that need_ssa_update_p returns
3777 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3778 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3779 free_new_names): Remove. Update all users.
3780 (rename_use_op): Call get_current_def.
3781 (rename_variables_in_bb): Do not handle any real or
3783 (slpeel_update_phis_for_duplicate_loop): Call
3784 get_current_def and set_current_def instead of using
3786 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3787 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3788 ssa_names_to_replace and delete_update_ssa.
3789 * doc/invoke.texi: Document --param min-virtual-mappings
3790 and --param virtual-mappings-ratio.
3792 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3794 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3795 for newly created PHI nodes.
3796 Call create_new_def_for for every new V_MAY_DEF and
3797 V_MUST_DEF on the copied statement.
3798 (struct ssa_name_map_entry): Remove.
3799 (ssa_name_map_entry_hash): Remove.
3800 (ssa_name_map_entry_eq): Remove.
3801 (allocate_ssa_names): Remove.
3802 (rewrite_to_new_ssa_names_def): Remove.
3803 (rewrite_to_new_ssa_names_use): Remove.
3804 (rewrite_to_new_ssa_names_bb): Remove.
3805 (rewrite_to_new_ssa_names): Remove.
3806 (tree_duplicate_sese_region): Remove variables ver,
3807 definitions, phi, ssa_name_map and bi.
3808 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3810 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3811 update_ssa instead of rewrite_ssa_into_ssa.
3812 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3814 (find_uses_to_rename_use): Add argument 'need_phis'.
3815 (find_uses_to_rename_stmt): Do not scan virtual operands.
3816 (find_uses_to_rename): Only scan PHI nodes for
3818 (rewrite_into_loop_closed_ssa): Call update_ssa.
3819 (check_loop_closed_ssa_use): Ignore virtual operands.
3820 (check_loop_closed_ssa_stmt): Likewise.
3821 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3823 (rename_variables, set_phi_def_stmts): Remove.
3824 (tree_duplicate_loop_to_header_edge): Reformat comment.
3825 Remove variables BB, I and DEFINITIONS.
3826 Call need_ssa_update_p.
3828 (lv_adjust_loop_header_phi): Reformat comment.
3829 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3830 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3831 mark_for_rewrite, unmark_all_for_rewrite,
3832 marked_ssa_names): Remove. Update all users.
3833 (release_ssa_name): If VAR has been registered for SSA
3834 updating, do nothing.
3835 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3836 (build_assert_expr_for): Call register_new_name_mapping.
3837 (insert_range_assertions): Update call to update_ssa.
3838 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3839 marked_for_rewrite_p, any_marked_for_rewrite_p,
3840 marked_ssa_names): Remove.
3842 2005-04-22 Jeff Law <law@redhat.com>
3844 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3845 (restore_currdefs_to_original_value): Likewise.
3846 (register_definitions_for_stmt): Likewise.
3847 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3848 for each variable. Do not allocate/free block_defs_stack either.
3849 Do not iterate if we just thread jumps. Only iterate if the
3850 tree_cleanup_cfg does useful work (temporary).
3851 (dom_opt_initialize_block): No longer push a marker on
3853 (dom_opt_finalize_block): Removal call to restore currdefs.
3854 Relax restrictions for recording edge equivalences.
3855 (record_equivalences_from_phis): No longer need to track
3857 (optimize_stmt): Similarly.
3858 (thread_across_edge): Simplify by removing the requirement that
3859 statements in the block we are threading through must be nops.
3860 (initialize_hash_element): Handle GOTO_EXPR.
3862 2005-04-22 David S. Miller <davem@davemloft.net>
3864 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3866 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3867 fix check on CONST_DOUBLE mode. It should be VOIDmode
3868 when it is representing an integer.
3870 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3872 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3873 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3874 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3875 find_char_info_specifier_index,
3876 find_length_info_modifier_index): Likewise.
3877 * c-typeck.c (composite_type, pop_init_level): Likewise.
3878 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3879 * cse.c (cse_insn): Likewise
3880 * dominance.c (calc_dfs_tree): Likewise
3881 dwarf2out.c (loc_descriptor_from_tree_1,
3882 add_abstract_origin_attribute, force_decl_die,
3883 force_type_die): Likewise
3884 emit-rtl.c (operand_subword_force): Likewise
3885 explow.c (hard_function_value): Likewise
3886 expmed.c (store_bit_field, expand_divmod,
3887 emit_store_flag_force): Likewise
3888 expr.c (emit_move_multi_word, store_expr,
3889 expand_expr_real_1): Likewise
3890 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3891 output_operand): Likewise
3892 flow.c (recompute_reg_usage): Likewise
3893 * function.c (assign_stack_temp_for_type, assign_temp,
3894 handle_epilogue_set): Likewise
3895 * genextract.c (main): Likewise
3896 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3897 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3898 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3899 ready_remove, rm_line_notes, rm_other_notes,
3900 schedule_block): Likewise
3901 mips-tfile.c (copy_object, out_of_bounds): Likewise
3903 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3906 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3907 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3908 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3909 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3911 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3913 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3915 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3916 (gcc_tree_to_linear_expression): Convert to heap allocated
3918 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3919 lbv_to_gcc_expression, lle_to_gcc_expression,
3920 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3921 perfect_nestify): Likewise.
3922 lambda.h (gcc_loopnest_to_lambda_loopnest,
3923 lambda_loopnest_to_gcc_loopnest): Likewise.
3924 tree-loop-linear.c (linear_transform_loops): Likewise.
3926 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3928 * config/sparc/predicates.md (arith_double_operand): Use
3929 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3930 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3931 (DImode, DFmode constant splitters): Likewise. Remove code for
3932 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3933 (logical constant splitters): Use const_int_operand predicate.
3934 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3935 HOST_BITS_PER_WIDE_INT < 64.
3937 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3939 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3940 gcc_unreachable as appropriate.
3941 (force_mode, emit_move_sequence, singlemove_string,
3942 output_move_double, output_fp_move_double, find_addr_reg,
3943 output_block_move, output_block_clear, output_and,
3944 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3945 pa_adjust_cost, pa_issue_rate, print_operand,
3946 output_global_address, output_arg_descriptor, output_cbranch,
3947 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3948 output_call): Likewise.
3949 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3950 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3952 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3954 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3955 _gcov_pow2_profiler and _gcov_one_value_profiler.
3956 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3957 (GTFILES): Add $(srcdir)/tree-profile.c.
3958 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3959 __gcov_one_value_profiler): Declare.
3960 * gimplify.c (force_gimple_operand): Check whether the statements
3961 should be produced in ssa form.
3962 (force_gimple_operand_bsi): New function.
3963 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3964 __gcov_one_value_profiler): New functions.
3965 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3966 the profiled value is a power of two or not.
3967 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3968 * tree-flow.h (in_ssa_p): Declare.
3969 (force_gimple_operand_bsi): Declare.
3970 * tree-into-ssa.c (in_ssa_p): New variable.
3971 (rewrite_into_ssa): Set in_ssa_p.
3972 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3973 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3974 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3975 tree_one_value_profiler_fn): New variables.
3976 (tree_init_edge_profiler): Initialize the profiler function decls.
3977 (tree_gen_edge_profiler): Use global gcov_type_node.
3978 (prepare_instrumented_value): New function.
3979 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3980 tree_gen_one_value_profiler): Call the library functions instead of
3981 creating instrumentation code.
3982 * tree.c (build_fn_decl): New function.
3983 * tree.h (build_fn_decl): Declare.
3984 * value-prof.c (rtl_divmod_values_to_profile,
3985 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3986 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3987 Do not handle may_be_other and precise values of exponents at pow2
3989 (tree_mod_subtract_transform): Reflect that value field of
3990 histogram has changed meaning.
3991 (tree_divmod_values_to_profile): Record the values correctly.
3992 (tree_values_to_profile): Update comment.
3993 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3995 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3997 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
4000 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4002 * config/i386/i386.md (length_immediate): Use gcc_assert or
4003 gcc_unreachable, as appropriate.
4004 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
4005 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
4006 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
4007 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
4008 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4009 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
4010 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
4011 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
4012 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
4013 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
4014 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
4015 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4016 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
4017 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
4018 *prefetch_sse_rex): Likewise.
4019 * config/i386/predicates.md (x86_64_immediate_operand,
4020 x86_64_zext_immediate_operand, symbolic_operand,
4021 no_seg_address_operand, aligned_operand,
4022 memory_displacement_operand): Likewise.
4023 * config/i386/sse.md (*mov<mode>_internal,
4024 *movv2df_internal): Likewise.
4026 2005-04-22 Jan Hubicka <jh@suse.cz>
4028 * Makefile.in (ipa.o, ipa-inline.o): New files.
4029 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
4030 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
4031 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
4032 * cgraphunit.c (cgraph_default_inline_p,
4033 cgraph_decide_inlining_incrementally, ncalls_inlined,
4034 nfunctions_inlined, initial_insns, overall_insns,
4035 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
4036 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4037 cgraph_mark_inline, cgraph_check_inline_limits,
4038 cgraph_default_inline_p, cgraph_recursive_inlining_p,
4039 update_callee_keys, lookup_recursive_calls,
4040 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
4041 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
4042 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
4043 pass_ipa_inline): Move to ipa-inline.c
4044 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
4046 * ipa-inline.c: New file.
4048 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4050 * doc/invoke.texi (SPARC options): Document that -mapp-regs
4051 is turned off by default on Solaris.
4053 2005-04-21 Roger Sayle <roger@eyesopen.com>
4055 * c-common.h (objc_build_method_signature): Update prototype.
4056 * stub-objc.c (objc_build_method_signature): Update the stub
4057 implementation to accept and ignore additional parameter.
4058 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
4059 the value of ellipsis to objc_build_method_signature instead
4060 of setting TREE_OVERFLOW on the parms TREE_LIST node.
4062 2005-04-21 Geoffrey Keating <geoffk@apple.com>
4064 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
4065 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
4066 gen_rtx_* not gen_rtx_fmt_*.
4067 (rs6000_emit_vector_select): Likewise.
4068 (rs6000_emit_sync): New.
4069 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
4070 (larx, stcx, cmp): New mode substitutions.
4071 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
4072 UNSPEC_ISYNC): New constants.
4073 (rlwinm): Give name.
4074 (memory_barrier, isync, lwsync): New insns.
4075 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
4076 (sync_lock_release<mode>): New expander.
4077 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
4078 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
4079 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
4080 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
4081 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
4082 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
4083 (sync_add<mode>_internal, sync_addshort_internal,
4084 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
4085 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
4086 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
4088 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
4089 is the memory before, not after, the operation. Clarify
4090 barrier requirements.
4092 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4094 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
4095 * lambda.h (lambda_vector_min_nz): Likewise.
4096 * langhooks.h (struct lang_hooks_for_types,
4097 struct lang_hooks): Likewise.
4098 * output.h (assemble_integer, this_is_asm_operands): Likewise.
4101 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
4103 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
4104 comments to avoid 'abort'. Use gcc_assert as necessary.
4105 * opts.c (common_handle_option): Likewise.
4106 * pretty-print.c (pp_base_format_text): Likewise.
4107 * print-rtl.c (print_rtx): Likewise.
4108 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
4109 * regmove.c (try_auto_increment): Likewise.
4110 * reload.c (find_valid_class, find_reloads_toplev,
4111 find_equiv_reg): Likewise.
4112 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
4113 merge_assigned_reloads): Likewise.
4114 * tree-inline.c (inline_forbidden_p_1,
4115 estimate_num_insns_1): Likewise.
4116 * tree-optimize.c (execute_todo): Likewise.
4117 * tree-outof-ssa.c (eliminate_phi): Likewise.
4118 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
4119 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
4120 * tree-ssa-operands.c (parse_ssa_operands,
4121 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
4122 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
4123 * tree-ssanames.c (release_ssa_name): Likewise.
4124 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
4125 walk_tree): Likewise.
4127 * tree-ssa-operands.c (verify_abort): Fold into ..
4128 (verify_imm_links): ... here.
4130 2005-04-21 Richard Henderson <rth@redhat.com>
4132 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
4133 on non-memory operand for previous inversion.
4135 2005-04-21 Devang Patel <dpatel@apple.com>
4137 PR optimization/20994
4138 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
4139 x = !(a == b) : p , q;.
4140 (pass_if_conversion): Verify stmts and flow.
4142 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4144 * optabs.c (gen_conditional_trap): Restore #define.
4146 * alias.c (true_dependence): Remove 'abort' from comments. Use
4147 gcc_assert and gcc_unreachable as appropriate.
4148 (canon_true_dependence): Likewise.
4149 * bb-reorder.c (connect_traces): Likewise.
4150 * c-common.c (c_add_case_label): Likewise.
4151 * c-decl.c (finish_function): Likewise.
4152 * caller-save.c (insert_restore, insert_save): Likewise.
4153 * cfg.c (update_bb_profile_for_threading): Likewise.
4154 * cfganal.c (flow_active_insn_p): Likewise.
4155 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4156 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
4157 cfg_layout_merge_blocks): Likewise.
4158 * ifcvt.c (cond_exec_process_insns, merge_if_block,
4159 find_if_block): Likewise.
4160 * integrate.c (allocate_initial_values): Likewise.
4161 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
4162 swap_condition, unsigned_condition, signed_condition,
4163 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
4164 reg_or_subregno): Likewise.
4165 * lambda-code.c (lambda_compute_auxillary_space,
4166 lambda_transform_legal_p): Likewise.
4167 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
4168 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
4169 lhd_incomplete_type_error, lhd_expand_expr,
4170 lhd_types_compatible_p, lhd_tree_size): Likewise.
4171 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
4172 * local-alloc.c (update_equiv_regs): Likewise.
4173 * loop-unroll.c (peel_loop_completely
4174 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
4175 peel_loop_simple, unroll_loop_stupid,
4176 analyze_iv_to_split_insn): Likewise.
4177 * loop.c (gen_prefetch, find_and_verify_loops,
4178 basic_induction_var): Likewise.
4179 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
4180 * value-prof.c (tree_find_values_to_profile): Likewise.
4181 * varasm.c (named_section, default_assemble_integer,
4182 decode_addr_const): Likewise.
4184 2005-04-21 Alan Modra <amodra@bigpond.net.au>
4185 Fariborz Jahanian <fjahanian@apple.com>
4187 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
4188 portion of argument passed in fpr.
4189 * expr.c (emit_push_insn): Fix computation of 'offset' used to
4190 decide on partial argument save on stack.
4192 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4194 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
4197 2005-04-21 Jan Hubicka <jh@suse.cz>
4199 * cgraphunit.c: Include tree-pass.h
4200 (cgraph_decide_recursive_inlining,
4201 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
4202 cgraph_decide_inlining): Dump goes to dump_file.
4203 (cgraph_optimize): Call ipa passes instead of inliner.
4204 (cgraph_gate_inlining, pass_ipa_inline): New.
4205 * tree-optimize.c (all_ipa_passes): New static variable.
4206 (register_one_dump_file): Dead with IPA passes.
4207 (register_dump_files): Likewise.
4208 (init_tree_optimization_passes): Initialize IPA passes.
4209 (execute_todo): Do cgraph dump when asked to, do not dump function body
4211 * tree-pass.h (TODO_dump_cgraph): New macro.
4212 (ipa_passes): Declare.
4213 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
4215 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4217 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
4218 gcc_assert instead of abort.
4219 (classify_argument, examine_argument, construct_container,
4220 contains_128bit_aligned_vector_p, ix86_check_movabs,
4221 standard_80387_constant_opcode, standard_80387_constant_rtx,
4222 ix86_initial_elimination_offset, ix86_compute_frame_layout,
4223 pro_epilogue_adjust_stack, ix86_expand_epilogue,
4224 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
4225 legitimize_tls_address, output_pic_addr_const,
4226 i386_output_dwarf_dtprel, put_condition_code, print_reg,
4227 get_some_local_dynamic_name, print_operand, print_operand_address,
4228 output_387_binary_op, emit_i387_cw_initialization,
4229 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
4230 ix86_expand_clear, ix86_expand_binary_operator,
4231 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
4232 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
4233 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
4234 ix86_expand_branch, ix86_expand_setcc,
4235 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
4236 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
4237 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
4238 memory_address_length, ix86_attr_length_immediate_default,
4239 ix86_attr_length_address_default, ix86_agi_dependant,
4240 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
4241 ix86_expand_binop_builtin, ix86_force_to_memory,
4242 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
4243 x86_emit_floatuns): Likewise.
4244 * config/i386/netware.c (gen_regparm_prefix,
4245 i386_nlm_strip_name_encoding): Likewise.
4246 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
4248 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4250 * optabs.c (gen_condiational_trap): Remove #define.
4251 (add_equal_note): Assertify. Remove explicit indirection from
4252 call via function pointer.
4253 (expand_ternary_op, expand_simple_binop, expand_binop,
4254 expand_twoval_unop, expand_twoval_binop,
4255 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
4256 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
4257 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
4258 prepare_float_lib_cmp, emit_conditional_move,
4259 emit_conditional_add, gen_add2_insn, gen_add3_insn,
4260 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
4261 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
4262 vector_compare_rtx, expand_vec_cond_expr): Likewise.
4264 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4266 * vec.h: Update API to separate allocation mechanism from type.
4267 (VEC_safe_grow): New.
4268 * vec.c (calculate_allocation): New.
4269 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
4270 (vec_gc_free, vec_heap_free): Remove.
4271 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
4273 (mangle_macro_name): New.
4274 (struct macro_def): New.
4275 (struct macro): Add multiple argument values.
4276 (macro_expans_end): New.
4277 (push_macro_expansion): Chain on new macro. Process multiple
4278 args, create follow on expansion. Return follow on argument.
4279 (macro_input): Deal with multiple arguments.
4281 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
4282 (struct tree_binfo): Adjust.
4283 * basic-block.h: Define VEC(edge,gc).
4284 (struct edge_def): Adjust.
4285 (struct basic_block_def, struct edge_iterator): Likewise.
4286 (ei_container, ei_start_1, ei_last_1): Likewise.
4287 * cfg.c (connect_src, connect_dest): Likewise.
4288 * cfgrtl.c (force_nonfallthru_and_redirect)
4289 * dbxout.c (dbxout_type)
4290 * dwarf2out.c (gen_member_die)
4291 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
4292 (gcc_tree_to_linear_expression): Adjust.
4293 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4294 lbv_to_gcc_expression, lle_to_gcc_expression,
4295 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4296 perfect_nestify): Likewise.
4297 * lambda.h (gcc_loopnest_to_lambda_loopnest,
4298 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
4299 * profile.c (instrument_values): Adjust.
4300 * tree-cfg.c (modified_noreturn_calls): Adjust.
4301 (remove_fallthru_edge): Likewise.
4302 * tree-dump.c (dequeue_and_dump): Adjust.
4303 * tree-flow-inline.h (mark_stmt_modified): Adjust.
4304 * tree-flow.h (modified_noreturn_calls): Adjust.
4305 (tree_on_heap): Remove. (yay!)
4306 (register_new_def): Adjust.
4307 * tree-into-ssa.c: Define VEC(int,heap).
4308 (block_defs_stack): Adjust.
4309 (find_idf, insert_phi_nodes, register_new_def,
4310 rewrite_initialize_block, rewrite_finalize_block,
4311 register_new_update_single, rewrite_update_init_block,
4312 rewrite_update_fini_block, rewrite_blocks,
4313 ssa_rewrite_finalize_block, ssa_register_new_def,
4314 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
4315 * tree-loop-linear.c (linear_transform_loops): Adjust.
4316 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
4317 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
4318 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
4319 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
4320 vrp_variables_stack): Adjust declarations.
4321 (tree_ssa_dominator_optimize): Adjust.
4322 (dom_opt_initialize_block, remove_local_expressions_from_table,
4323 restore_nonzero_vars_to_original_value,
4324 restore_vars_to_original_value,
4325 restore_currdefs_to_original_value, dom_opt_finalize_block,
4326 record_var_is_nonzero, record_cond, record_const_or_copy_1,
4327 optimize_stmt, update_rhs_and_lookup_avail_expr,
4328 lookup_avail_expr, record_range): Likewise.
4329 * tree-ssa-pre.c: Define VEC(basic_block,heap).
4330 (compute_antic_aux): Adjust.
4331 (inserted_exprs, create_expression_by_pieces,
4332 insert_into_preds_of_block, eliminate, mark_operand_necessary,
4333 remove_dead_inserted_code, fini_pre): Likewise.
4334 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
4335 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
4336 ssa_prop_init): Likewise.
4337 * tree-ssa.c: Define VEC(bitmap,heap).
4338 (verify_name_tags): Adjust.
4339 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
4340 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
4341 tree_divmod_values_to_profile, tree_find_values_to_profile,
4342 value_profile_transformations): Likewise.
4343 * value-prof.h: Define VEC(histogram_value,heap).
4344 * varasm.c: Remove alias_pair pointer typedef, define
4346 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
4348 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
4349 not a pointer to it. Create an object vector.
4350 (extern_symbols): Turn into an object vector.
4351 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
4353 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
4356 * Makefile.in (tree-chrec.o): Depend on params.h.
4357 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
4359 * tree-chrec.c: Depend on params.h. Replace build with buildN,
4360 and fold build with fold_buildN.
4361 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
4362 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4363 (tree_contains_chrecs): Compute an estimation of the size of the
4365 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
4366 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
4367 * tree-scalar-evolution.c (simple_iv): Ditto.
4368 * doc/invoke.texi (scev-max-expr-size): Documented.
4370 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
4372 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
4373 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
4374 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
4375 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
4376 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
4377 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
4378 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
4379 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
4380 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
4381 (darwin_fix_and_continue_switch): Delete.
4382 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
4383 (SUBTARGET_SWITCHES): Delete.
4384 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
4385 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
4386 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
4387 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
4388 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
4389 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
4390 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
4391 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
4392 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
4393 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
4394 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
4395 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
4396 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
4397 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
4398 (TARGET_64BIT): Undef before redefining.
4399 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
4400 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
4401 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
4402 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
4403 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
4404 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
4405 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
4406 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4407 (ix86_debug_arg_string, ix86_debug_addr_string)
4408 (ix86_align_loops_string, ix86_align_jumps_string)
4409 (ix86_align_funcs_string): Delete.
4410 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
4411 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
4412 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
4413 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
4414 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
4415 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
4416 (SUBTARGET_SWITCHES): Delete.
4417 * config/i386/i386.c (ix86_debug_arg_string): Delete.
4418 (ix86_debug_addr_string): Delete.
4419 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
4420 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
4421 (ix86_align_loops_string, ix86_align_jumps_string)
4422 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4423 (ix86_align_funcs_string): Make static.
4424 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4425 (ix86_handle_option): New function.
4426 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
4427 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
4428 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
4429 of darwin_fix_and_continue_switch.
4430 (darwin_one_byte_bool): Delete.
4431 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4432 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
4433 to darwin_one_byte_bool.
4434 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
4435 * config/i386/djgpp.opt, config/i386/i386.opt,
4436 * config/i386/sco5.opt: New files.
4438 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4440 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
4441 fp_zero_operand, fp_register_operand, intreg_operand,
4442 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
4443 call_operand, call_operand_address, tgd_symbolic_operand,
4444 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
4445 symbolic_operand, symbolic_memory_operand, label_ref_operand,
4446 sp64_medium_pic_operand, data_segment_operand,
4447 text_segment_operand, splittable_symbolic_memory_operand,
4448 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
4449 eq_or_neq, normal_comp_operator, noov_compare_op,
4450 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
4451 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
4452 const64_operand, const64_high_operand, arith11_operand,
4453 arith10_operand, arith_double_operand, arith_double_4096_operand,
4454 arith_double_add_operand, arith11_double_operand,
4455 arith10_double_operand, small_int, small_int_or_double,
4456 uns_small_int, uns_arith_operand, clobbered_register,
4457 input_operand, compare_operand): Delete.
4458 (sparc_emit_set_const32): Use predicates in assertion. Remove special
4459 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
4460 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
4461 (GEN_HIGHINT64, GEN_INT64): Delete.
4462 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
4463 gen_safe_XOR64): Adjust for above deletion.
4464 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
4465 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
4466 (legitimate_constant_p): Use const_zero_operand instead.
4467 (sparc_extra_constraint_check): Likewise.
4468 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
4469 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
4470 (PREDICATE_CODES): Delete.
4471 * config/sparc/sparc.md: Include predicates.md.
4472 (All patterns): Adjust for new predicate names.
4473 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
4474 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
4475 (movdi): Use general_operand predicate.
4476 (movdi_sp64_dbl): Delete.
4477 (movdi_const64_special): Add 'N' constraint.
4478 (movdicc): Use arith10_operand predicate.
4479 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
4480 (movdi_cc_reg_sp64): Use arith10_operand predicate.
4481 (movdi_cc_reg_sp64_trunc): Delete.
4482 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
4483 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
4484 (subdi3_sp32): Delete.
4485 (subdi3_insn_sp32): Change to define_insn_and_split.
4486 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
4487 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
4488 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
4489 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
4490 small_int_operand predicate.
4491 (divdi3, udivdi3): Use arith_operand predicate.
4492 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
4493 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
4494 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
4495 (xordi3_sp64_dbl): Delete.
4496 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
4497 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
4498 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4499 cmp_ccx_set_not): Use arith_operand predicate.
4500 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4501 * config/sparc/predicates.md: New file.
4503 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4505 PR tree-optimization/14846
4506 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4508 (fold_single_bit_test): ... here.
4509 (fold_binary): Call fold_single_bit_test_into_sign_test
4510 instead of fold_single_bit_test.
4512 2005-04-20 James E Wilson <wilson@specifixinc.com>
4515 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4516 is another declaration.
4518 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4520 * config/cris/predicates.md: New file.
4521 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4522 (cris_movem_load_rest_p): Declare.
4523 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4524 (cris_movem_load_rest_p): Ditto. Globalize.
4525 (cris_bdap_operand, cris_bdap_biap_operand,
4526 cris_orthogonal_operator, cris_commutative_orth_op,
4527 cris_operand_extend_operator,
4528 cris_additive_operand_extend_operator, cris_extend_operator,
4529 cris_plus_or_bound_operator, cris_mem_op,
4530 cris_general_operand_or_symbol,
4531 cris_general_operand_or_gotless_symbol,
4532 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4533 cris_load_multiple_op): Remove predicate functions.
4534 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4535 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4536 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4537 * config/cris/cris.md: Include predicates.md.
4538 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4540 2005-04-20 Ian Lance Taylor <ian@airs.com>
4542 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4543 * c-common.h (STMT_EXPR_STMT): Don't define.
4544 (STMT_EXPR_NO_SCOPE): Don't define.
4545 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4546 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4547 (pp_c_expression): Likewise.
4549 2005-04-20 Richard Henderson <rth@redhat.com>
4552 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4554 2005-04-20 Jeff Law <law@redhat.com>
4556 * reload1.c (reload): Ignore equivalences between pseudos and
4559 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4562 * c-tree.h (struct c_label_list): Update comment.
4563 (struct c_label_context): Rename to struct c_label_context_se.
4564 (label_context_stack): Rename to label_context_stack_se.
4565 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4566 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4567 c_end_vm_scope): New.
4568 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4569 * c-decl.c (pop_scope): Call c_end_vm_scope.
4570 (pushdecl): Call c_begin_vm_scope for variably modified
4572 (define_label): Check for jumping into scope of identifier with
4573 variably modified type. Push label on stack for those defined at
4574 current context of identifiers with variably modified type.
4575 (start_function): Create stack level for context of identifiers
4576 with variably modified type.
4577 (finish_function): Pop stack level for context of identifiers with
4578 variably modified type.
4579 * c-typeck.c (label_context_stack): Rename to
4580 label_context_stack_se.
4581 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4582 (c_finish_goto_label): Check for jumping into scope of identifier
4583 with variably modified type. Push label on stack for those jumped
4584 to from current context of identifiers with variably modified
4586 (struct c_switch): Add blocked_vm.
4587 (c_start_case): Initialize blocked_vm.
4588 (do_case): Check blocked_vm.
4589 (c_finish_case): Add comment.
4590 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4591 variable label_context_stack.
4593 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4595 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4596 conditional_replacement, value_replacement, abs_replacement,
4598 (replace_phi_edge_with_variable): Remove argument BB.
4599 (conditional_replacement, value_replacement,
4600 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4601 Update a call to replace_phi_edge_with_variable.
4603 * tree-ssa-phiopt.c: Fix comments.
4605 2005-04-20 Michael Matz <matz@suse.de>
4608 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4611 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4613 * tree-ssa-phiopt.c: Fix comment typos.
4615 PR tree-optimization/21116
4616 * tree-ssa-phiopt.c: Fix a typo.
4618 2005-04-19 Richard Henderson <rth@redhat.com>
4620 * builtins.c (expand_builtin_sync_operation): Revert last change.
4621 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4623 (expand_compare_and_swap_loop): Likewise.
4624 (expand_sync_operation): Remove fallback from NAND to AND; invert
4625 memory operand when expanding from cmpxchg.
4626 (expand_sync_fetch_operation): Likewise.
4627 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4630 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4631 when implementing NAND. Fix double-add for AFTER.
4632 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4633 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4634 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4636 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4639 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4640 to return old memory value.
4641 (sync_compare_and_swap_cc<IMODE>): Likewise.
4643 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4644 return pre-reload. Don't consider output or anti dependencies.
4645 * config/ia64/sync.md (IMODE): New.
4646 (modesuffix): Add QI and HI.
4647 (memory_barrier): Simplify expansion.
4648 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4649 (cmpxchg_acq_<IMODE>): Likewise.
4650 (sync_lock_test_and_set<IMODE>): Likewise.
4651 (sync_lock_release<IMODE>): Likewise.
4653 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4655 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4658 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4660 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4662 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4663 Joseph S. Myers <joseph@codesourcery.com>
4665 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4666 * c-typeck.c (build_c_cast): Check these options.
4667 * doc/invoke.texi: Document these options.
4669 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4671 * tree-ssa-phiopt.c: Update a comment about the pass.
4673 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4675 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4676 config/mcore/mcore.c: Fix comment typos.
4678 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4680 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4681 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4683 2005-04-19 Paul Brook <paul@codesourcery.com>
4685 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4687 2005-04-19 Andrew Haley <aph@redhat.com>
4690 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4691 looking at a field's bitpos.
4693 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4695 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4696 libiberty functions.
4698 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4700 PR tree-optimization/21096
4701 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4703 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4706 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4707 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4709 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4711 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4712 refers to the function being dumped.
4714 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4716 * varasm.c (assemble_start_function): Remove reset of in_section.
4718 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4720 PR tree-optimization/21085
4721 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4724 2005-04-19 Ben Elliston <bje@au.ibm.com>
4726 * doc/invoke.texi (Optimize Options): Refer to the correct
4727 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4729 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4731 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4732 alloca argument to be big enough.
4734 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4737 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4740 2005-04-18 Tom Tromey <tromey@redhat.com>
4742 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4745 2005-04-18 Richard Henderson <rth@redhat.com>
4747 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4748 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4749 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4750 * config/alpha/alpha-protos.h: Update.
4751 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4752 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4753 (attr type): Add ld_l, st_c, mb.
4754 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4755 iornotsi3, xorsi_internal, xornotsi3): New.
4756 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4757 (ev4_ist_c, ev4_mb): New.
4758 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4760 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4761 (ev6_ist): Add st_c.
4763 * config/alpha/sync.md: New file.
4765 2005-04-18 Richard Henderson <rth@redhat.com>
4767 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4770 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4772 2005-04-18 Devang Patel <dpatel@apple.com>
4774 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4776 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4778 PR tree-optimization/20922
4779 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4780 Fold X + c >= X and fold X - c <= X to true.
4782 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4784 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4786 (emergency_labeled_state_free): Likewise.
4788 2005-04-18 Nick Clifton <nickc@redhat.com>
4790 * config/h8300/h8300.md (jump): Remove prescan parameter from
4791 calls to final_scan_insn.
4793 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4794 parameter from calls to final_scan_insn.
4796 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4798 (v850e, v850e1): Use the v850.opt file for target specific
4801 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4803 PR tree-optimization/21001
4804 * tree-optimize.c (init_tree_optimization_passes): Move the
4805 first pass_forwprop immediately before pass_vrp.
4807 2005-04-17 Ian Lance Taylor <ian@airs.com>
4809 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4810 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4811 from enum tree_code op to bool is_sizeof.
4812 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4813 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4814 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4816 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4818 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4821 2005-04-17 Ian Lance Taylor <ian@airs.com>
4823 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4825 2005-04-17 Richard Henderson <rth@redhat.com>
4827 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4829 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4830 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4831 of indirection through ssa names while looking for the gpr counter
4833 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4834 saved va_list_gpr_size and va_list_fpr_size.
4836 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4838 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4839 both pointers or both integers.
4841 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4842 ASSERT_EXPRs for single-use variable.
4844 * tree-into-ssa.c: Fix a comment typo.
4846 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4848 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4849 -mipsN before forcing a default of -mips2.
4851 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4853 * predict.h (IS_TAKEN): Remove.
4854 * rtl.h (NOTE_PREDICTION): Likewise.
4856 * modulo-sched.c (CFG_HOOKS): Remove.
4858 * c-parser.c (N_C_TTYPES): Remove.
4860 * tree-flow-inline.h (get_stmt_operands): Remove.
4861 * lambda-code.c, tree-ssa-loop-unswitch.c,
4862 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4863 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4864 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4865 calls to get_stmt_operands.
4866 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4868 2005-04-17 Richard Henderson <rth@redhat.com>
4871 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4872 of CUMULATIVE_ARGS past the last named argument.
4873 (alpha_va_start): Expect pretend_args_size only if strictly less than
4876 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4879 * builtins.c (expand_builtin_strcat): Convert the result of
4880 strlen to the right type.
4881 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4882 avoid creating type mismatches.
4883 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4886 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4888 2005-04-16 Richard Henderson <rth@redhat.com>
4891 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4892 Use the mode of boolean_type_node when the user doesn't provide one.
4893 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4895 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4898 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4901 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4904 2005-04-16 Roger Sayle <roger@eyesopen.com>
4905 Steven Bosscher <stevenb@suse.de>
4907 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4908 (fold_unary_to_constant): Likewise.
4910 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4912 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4915 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4917 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4918 names related to target triplets.
4919 Remove i?86-*-esix from platform directory.
4920 Remove powerpc-*-eabiaix from platform directory.
4922 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4925 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4926 falling through from SUBREG case to REG.
4928 2005-04-15 Roger Sayle <roger@eyesopen.com>
4930 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4931 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4932 (fold_binary_to_constant): Simplify using fold_binary.
4933 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4935 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4937 * gthr-posix.c (pthread_cancel): Define.
4938 (pthread_mutexattr_init): Likewise.
4939 (pthread_mutexattr_settype): Likewise.
4940 (pthread_mutexattr_destroy): Likewise.
4942 2005-04-15 David S. Miller <davem@davemloft.net>
4945 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4947 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4949 PR tree-optimization/21031
4950 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4951 (forward_propagate_into_cond_1): Call it. Forward propagate
4952 integer-integer casts into COND_EXPRs.
4954 2005-04-15 Dave Korn <dave.korn@artimi.com>
4956 * gcc.c (default_compilers): Clarify obscure error message when
4957 reading from standard input.
4959 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4961 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4962 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4964 * tree-ssa-alias.c (init_alias_info): Remove a call to
4967 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4969 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4970 of non-virtual PHI nodes like we use to.
4972 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4974 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4975 (attr_copy_rtx): Do not use it.
4977 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4979 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4981 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4983 * tree-vect-transform.c (vectorizable_store): Mark necessary
4984 objects in the vectorized store needing renaming. Update the
4985 SSA graph for V_MAY_DEF operands in the original store.
4987 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4989 * tree-ssa-pre.c (compute_avail): It's okay to have
4990 TREE_INVARIANT's here, and value number the resulting expressions.
4991 (create_expression_by_pieces): Make sure operands that were
4992 min_invariant when we started, stay that way.
4994 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4996 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4998 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5000 PR tree-optimization/20936.
5001 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
5003 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5005 * doc/invoke.texi: Fix typos.
5006 * doc/md.texi: Likewise.
5007 * doc/rtl.texi: Likewise.
5008 * doc/sourcebuild.texi: Likewise.
5009 * doc/tm.texi: Likewise.
5011 2005-04-15 Uros Bizjak <uros@kss-loka.si>
5013 PR tree-optimization/21004
5014 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
5015 and floorl in c99 mode only.
5016 * builtins.c (expand_builtin_int_roundingfn): Assert that
5017 fallback_fndecl is not NULL_TREE.
5019 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5021 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
5022 * basic-block.h: Update the prototype for
5023 purge_all_dead_edges.
5024 * cfgexpand.c (tree_expand_cfg): Update a call to
5025 purge_all_dead_edges.
5026 * combine.c (combine_instructions): Likewise.
5027 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
5028 rest_of_handle_cse2, rest_of_handle_gcse,
5029 rest_of_handle_postreload): likewise.
5031 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
5034 * gimplify.c (gimplify_addr_expr): Compensate for removal of
5035 e.g. cv-qualification conversions.
5037 2005-04-14 Mike Stump <mrs@apple.com>
5039 * config/darwin-c.c (framework_construct_pathname): We must
5040 find all headers of a framework in the first instance of it
5041 found in the seach path.
5043 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5045 PR tree-optimization/21021
5046 * tree-vrp.c (compare_values): Work around a bug in the front
5047 end that produces a comparison of mismatched types.
5049 2004-04-14 Richard Henderson <rth@redhat.com>
5051 * config/ia64/ia64.h (enum fetchop_code): Remove.
5052 (enum ia64_builtins): Move ...
5053 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
5054 members except BSP and FLUSHRS.
5055 (ia64_init_builtins): Remove __sync builtins.
5056 (ia64_expand_builtin): Likewise.
5057 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
5058 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
5059 (ia64_expand_lock_release): Remove.
5060 * config/ia64/ia64.md (mf): Move to sync.md.
5061 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
5062 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
5063 * config/ia64/sync.md: New file.
5064 (memory_barrier): Rename from mf.
5065 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
5066 (cmpxchg_acq_<I48MODE>): Likewise.
5067 (sync_lock_test_and_set<I48MODE>): Likewise.
5069 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
5070 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
5072 2004-04-14 Richard Henderson <rth@redhat.com>
5074 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
5075 (ix86_compare_emitted): New.
5076 (ix86_expand_compare): Use ix86_compare_emitted if set.
5077 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
5078 and ix86_compare_op0 are set.
5079 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
5080 (TARGET_CMPXCHG, TARGET_XADD): New.
5081 (ix86_compare_emitted): Declare.
5082 * config/i386/i386.md: Include sync.md
5083 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
5084 (UNSPECV_XCHG, UNSPECV_LOCK): New.
5085 * config/i386/sync.md: New file.
5087 2004-04-14 Richard Henderson <rth@redhat.com>
5090 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
5091 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
5092 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
5093 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
5094 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
5095 BT_FN_I8_VPTR_I8_I8): New.
5096 * builtins.def (DEF_SYNC_BUILTIN): New.
5097 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
5098 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
5099 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
5100 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
5101 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
5102 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
5103 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
5104 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
5105 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
5106 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
5107 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
5108 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
5109 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
5110 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
5111 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
5112 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
5113 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
5114 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
5115 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
5116 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
5117 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
5118 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
5119 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
5120 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
5121 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
5122 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
5123 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
5124 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
5125 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
5126 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
5127 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
5128 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
5129 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
5130 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
5131 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
5132 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
5133 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
5134 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
5135 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
5136 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
5137 BUILT_IN_SYNCHRONIZE: New.
5138 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
5139 as a function. Accept __sync_ as a prefix as well.
5140 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
5141 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
5142 expand_builtin_lock_release): New.
5143 (expand_builtin): Call them.
5144 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
5145 neither BOTH_P nor FALLBACK_P are defined.
5146 (builtin_type_for_size): New.
5147 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
5148 (resolve_overloaded_builtin): New.
5149 * c-common.h (resolve_overloaded_builtin): Declare.
5150 (builtin_type_for_size): Declare.
5151 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
5152 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
5153 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
5154 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
5155 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
5156 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
5157 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
5158 sync_compare_and_swap_cc, sync_lock_test_and_set,
5159 sync_lock_release): New.
5160 * optabs.h: Declare them.
5161 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
5162 expand_sync_operation, expand_sync_fetch_operation,
5163 expand_sync_lock_test_and_set): Declare.
5164 * genopinit.c (optabs): Add sync optabs.
5165 * optabs.c (init_optabs): Initialize sync optabs.
5166 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
5167 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
5168 expand_sync_operation, expand_sync_fetch_operation,
5169 expand_sync_lock_test_and_set): New.
5170 * doc/extend.texi (Atomic Builtins): New section
5171 * doc/md.texi (Standard Names): Add sync patterns.
5173 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
5175 * tree-eh.c (lower_try_finally_copy): Generate new code in
5176 response to goto_queue entries as if the queue was sorted by
5177 index, not pointers.
5178 (lower_try_finally_switch): Likewise.
5180 2005-04-14 Richard Henderson <rth@redhat.com>
5182 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
5183 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
5185 (ix86_expand_fp_movcc): Update to match.
5186 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
5187 * config/i386/i386-protos.h: Update.
5188 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
5189 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
5191 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
5193 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
5196 2005-04-14 Julian Brown <julian@codesourcery.com>
5198 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
5199 link failures on ppc64 Linux.
5201 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
5203 * config.gcc: Set cpu_type for s390.
5205 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5207 Fix PR tree-optimization/20963
5208 * tree-ssa-pre.c (compute_avail): Remove special case for
5210 (create_expression_by_pieces): Add value numbers for forced out
5213 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
5215 * config/cris/cris.md: Replace references to (reg:SI 16) with
5216 (reg:SI CRIS_SRP_REGNUM).
5218 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5220 PR tree-optimization/20657
5221 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
5222 create an appropriate range from it.
5224 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5226 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
5227 <UNSPEC_FIST_CEIL> case.
5229 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
5230 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
5231 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
5232 to implement lfloor and llfloor built-ins as x87 intrinsic function.
5233 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
5234 (lfloor<mode>2): New expanders.
5235 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
5236 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
5237 to implement lceil and llceil built-ins as x87 intrinsic function.
5238 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
5239 (lceil<mode>2): New expanders.
5241 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5243 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
5244 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
5246 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
5249 * config/s390/s390-modes.def: Define TFmode.
5251 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
5253 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
5254 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5255 * config/mips/mips.c (mips16_insn_length): Remove reference to
5256 JUMP_TABLES_IN_TEXT_SECTION.
5258 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
5260 * simplify-rtx.c (simplify_binary_operation_1): Return
5261 scalar or vector of constant 0, depending on the xor's
5264 2005-04-13 Dale Johannesen <dalej@apple.com>
5266 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
5267 (objc-act.o): Ditto.
5268 * objc/objc-act.c (objc_gimplify_expr): New.
5269 (objc_get_callee_fndecl): New.
5270 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
5271 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
5272 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
5274 2005-04-13 Devang Patel <dpatel@apple.com>
5276 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
5279 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
5281 CRIS prologue as RTL.
5282 * config/cris/cris-protos.h (cris_emit_movem_store)
5283 (cris_expand_prologue): Prototype.
5284 * config/cris/cris.c (struct machine_function): New member
5286 (cfa_label_num, cris_target_asm_function_prologue): Remove.
5287 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
5288 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
5289 (cris_load_multiple_op, cris_return_address_on_stack)
5290 (cris_return_address_on_stack_for_return): ISO-Cify.
5291 (cris_store_multiple_op): New predicate function.
5292 (cris_expand_prologue, cris_emit_movem_store): New functions.
5293 (cris_print_operand) <case 'O'>: Handle modifications other than
5295 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
5296 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
5297 (cris_gen_movem_load): Rearrange slightly to make local variable
5298 src a parameter, removing osrc.
5299 (cris_setup_incoming_varargs): Set machine_function member
5300 stdarg_regs to correspond to the number of registers that need to
5302 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
5304 (PREDICATE_CODES): Add cris_store_multiple_op. Make
5305 cris_general_operand_or_gotless_symbol accept UNSPEC.
5306 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
5307 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
5308 ("*cris_store_multiple"): New pattern. Tweak common comment above
5309 this and "*cris_load_multiple".
5310 ("prologue"): New define_expand.
5312 * config/cris/cris.md ("epilogue"): Conditionalize on
5313 TARGET_PROLOGUE_EPILOGUE.
5315 2005-04-13 Steve Ellcey <sje@cup.hp.com>
5318 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
5319 fpsr 0 instead of fpsr 1.
5320 (divsf3_internal_thr): Ditto.
5321 (divdf3_internal_lat): Ditto.
5322 (divdf3_internal_thr): Ditto.
5323 (divxf3_internal_lat): Ditto.
5324 (divxf3_internal_thr): Ditto.
5326 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5328 PR tree-optimization/20913
5329 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
5331 PR tree-optimization/20702
5332 * tree-vrp.c (maybe_add_assert_expr): Recurse into
5333 dominator children that haven't been walked into.
5335 2005-04-13 Julian Brown <julian@codesourcery.com>
5337 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
5338 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
5341 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5343 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
5344 config/i386/sse.md: Fix comment typos.
5346 * genattrtab.c (NULL_ATTR): Remove.
5347 * ifcvt.c (NULL_EDGE): Likewise.
5349 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
5351 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
5352 NOTE_PREDICT): Remove.
5354 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5356 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
5357 * configure: Regenerate.
5358 * config.in: Likewise.
5359 * system.h: Declare vsnprintf if not already declared.
5361 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5363 * optc-gen.awk: Handle stand-alone Mask records.
5364 * opth-gen.awk: Likewise.
5365 * doc/options.texi (Option file format): Document them.
5366 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
5367 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
5368 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
5369 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
5370 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
5371 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
5372 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
5373 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
5374 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
5375 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
5376 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
5377 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
5378 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
5379 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
5380 TARGET_LONG_DOUBLE_128): Likewise.
5381 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
5382 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
5383 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
5384 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
5385 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
5386 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
5387 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
5388 * config/sparc/sparc.c (fpu_option_set): New global.
5389 (sparc_handle_option): New function.
5390 (sparc_override_options): Test fpu_option_set.
5391 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
5392 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
5393 * config/sparc/sparc.opt: New file.
5394 * config/sparc/little-endian.opt: Likewise.
5395 * config/sparc/long-double-switch.opt: Likewise.
5397 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
5399 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
5400 (bfin_handle_options): Set it if -mshared-library-id= is seen.
5401 * config/bfin/bfin.opt (mshared-library-id=): Lose
5402 Var(bfin_lib_id_given).
5404 2005-04-13 Matt Thomas <matt@3am-software.com>
5406 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
5409 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5411 * rtl.h (CLEAR_RTX_FLAGS): Remove.
5413 * cgraphunit.c (INSNS_PER_CALL): Remove.
5415 * tree-ssa-forwprop.c (vars,
5416 record_single_argument_cond_exprs,
5417 substitute_single_use_vars): Remove.
5418 (forward_propagate_into_cond_1, forward_propagate_into_cond):
5420 (tree_ssa_forward_propagate_single_use_vars): Call
5421 forward_propagate_into_cond for each COND_EXPR.
5423 * tree-inline.c (INSNS_PER_STMT): Remove.
5425 2005-04-12 Richard Henderson <rth@redhat.com>
5427 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
5428 (ix86_expand_sse_fp_minmax): ... from ...
5429 (ix86_expand_fp_movcc): ... here.
5430 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
5431 * config/i386/i386-protos.h: Update.
5432 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
5433 (sse_setccsf, sse_setccdf): Allow before reload.
5434 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
5435 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
5436 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
5437 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
5438 (anddf3, nanddf3, iordf3, xordf3): New.
5440 2005-04-12 Jeff Law <law@redhat.com>
5442 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
5443 (tree-ssa-uncprop.o): Add dependencies.
5444 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
5445 * tree-flow.h (remove_useless_stmts): Remove prototype.
5446 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5447 remove_useless_stmts.
5448 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
5449 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
5450 * tree-pass.h (pass_uncprop): Declare.
5451 * tree-ssa-uncprop.c: New file.
5453 2005-04-12 James E. Wilson <wilson@specifixinc.com>
5456 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
5458 2005-04-12 Caroline Tice <ctice@apple.com>
5460 Temporary fix for partitioning problems.
5461 * passes.c (rest_of_handle_final): Remove code that
5462 frees unlikely_text_section_name,
5463 * varasm.c (assemble_start_function): Test for partitioning
5464 flag before writing out section labels.
5465 (assemble_end_function): Test for partitioning flag before
5466 writing out section labels.
5468 2005-04-12 Steven Bosscher <stevenb@suse.de>
5469 Stuart Hastings <stuart@apple.com>
5470 Jan Hubicka <jh@suse.cz>
5472 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
5473 references to gt-tree-cfg.h.
5474 * basic-block.h (struct basic_block_def): Don't skip rbi
5475 for garbage collection.
5476 (struct reorder_block_def): Make GTY-able.
5477 (struct control_flow_graph): New structure.
5478 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
5479 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
5480 but instead defines to the control_flow_graph for cfun.
5481 (label_to_block_map): New define, points to the label map of
5482 the control_flow_graph for cfun.
5483 (n_edges_for_function, n_basic_blocks_for_function,
5484 last_basic_block_for_function, basic_block_info_for_function,
5485 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
5486 basic_block_info_for_function, label_to_block_map_for_function):
5487 Counterparts for the above, taking a struct function as an extra
5489 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
5490 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
5491 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
5492 (alloc_rbi_pool, free_rbi_pool): Remove.
5493 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
5494 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
5496 (cfg_layout_finalize) ... and don't free it here.
5497 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5499 * flow.c (free_basic_block_vars): Set label_to_block_map and
5500 n_edges to zero too.
5501 * function.h (struct function): Add cfg field.
5502 * function.c (allocate_struct_function): Allocate the cfg.
5503 * tree-cfg.c (label_to_block_map): Remove.
5504 (build_tree_cfg): Don't allocate the rbi pool here...
5505 (delete_tree_cfg_annotations): ...and don't free it here.
5506 Also don't nullify label_to_block_map for cfun.
5508 2005-04-12 Caroline Tice <ctice@apple.com>
5510 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5511 Revert my patch from April 9.
5512 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5513 (reorder_basic_blocks): Revert my patch from April 9.
5514 (insert_section_boundary_note): Revert my patch from April 9.
5515 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5516 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5517 (COLD_END_LABEL): Revert my patch from April 9.
5518 (cold_text_section_label): Revert my patch from April 9.
5519 (cold_end_label): Revert my patch from April 9.
5520 (dwarf2out_switch_text_section): Revert my patch from April 9.
5521 (output_aranges): Revert my patch from April 9.
5522 (output_ranges): Revert my patch from April 9.
5523 (output_line_info): Revert my patch from April 9.
5524 (add_location_or_const_value_attribute): Revert my patch from April 9.
5525 (dwarf2out_var_location): Revert my patch from April 9.
5526 (dwarf2out_init): Revert my patch from April 9.
5527 (dwarf2out_finish): Revert my patch from April 9.
5528 * function.h (struct function): Revert my patch from April 9.
5529 * opts.c (decode_options): Revert my patch from April 9.
5530 * output.h (unlikely_section_label, hot_section_label,
5531 hot_section_end_label, cold_section_end_label,
5532 unlikely_text_section_name): Revert my patch from April 9.
5533 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5534 * varasm.c (unlikely_section_label, hot_section_label,
5535 hot_section_end_label, cold_section_end_label,
5536 unlikely_text_section_name): Revert my patch from April 9.
5537 (initialize_cold_section_name): Revert my patch from April 9.
5538 (unlikely_text_section): Revert my patch from April 9.
5539 (in_unlikely_text_section): Revert my patch from April 9.
5540 (named_section): Revert my patch from April 9.
5541 (function_section): Revert my patch from April 9.
5542 (current_function_section): Revert my patch from April 9.
5543 (assemble_start_function): Revert my patch from April 9.
5544 (assemble_end_function): Revert my patch from April 9.
5545 (default_section_type_flags_1): Revert my patch from April 9.
5547 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5549 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5550 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5552 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5554 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5557 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5558 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5560 2004-04-12 Richard Henderson <rth@redhat.com>
5562 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5563 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5564 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5565 (UNSPEC_*, UNSPECV_*): Renumber.
5567 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5570 From Richard Henderson <rth@redhat.com>:
5571 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5574 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5576 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5578 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5580 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5581 (bfin_library_id): New variable.
5582 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5583 instead of bfin_library_id_string.
5584 (bfin_handle_option): New function.
5585 (override_options): Remove most code to deal with shared library IDs,
5586 just check they aren't used without -mid-shared-library.
5587 (TARGET_HANDLE_OPTION): Define.
5588 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5589 * config/bfin/bfin.opt (mshared-library-id=): New.
5591 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5593 * tree-vect-transform.c: Fix comment typos.
5595 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5597 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5598 split critical edges when not possible/profitable.
5600 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5602 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5603 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5604 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5605 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5606 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5607 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5608 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5609 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5611 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5612 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5613 * config/ns32k/ns32k.opt: New file.
5615 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5617 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5618 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5619 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5620 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5621 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5622 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5623 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5624 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5625 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5626 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5627 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5628 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5629 (MASK_COLDFIRE): Formatting fixes.
5630 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5631 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5632 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5633 "_current_shared_library_a5_offset_".
5634 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5635 (MASK_ALL_CPU_BITS): New macro.
5636 (m68k_handle_option): New function.
5637 (override_options): Remove handling of m68k_library_id_string.
5638 * config/m68k/m68k.opt: New file.
5639 * config/m68k/ieee.opt: New file.
5641 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5643 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5644 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5645 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5646 (TARGET_CXX): Adjust accordingly.
5647 * target.h (struct gcc_target): Remove epxort_class_data. Add
5648 determine_class_data_visibility and class_data_always_comdat.
5649 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5650 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5651 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5652 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5653 (arm_cxx_determine_class_data_visibility): New.
5654 (arm_cxx_class_data_always_comdat): Likewise.
5655 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5656 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5657 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5658 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5659 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5662 2005-04-11 Devang Patel <dpatel@apple.com>
5664 * tree-data-ref.c (build_classic_dist_vector,
5665 compute_subscript_distance): Make externally visible.
5666 * tree-data-ref.h (build_classic_dist_vector,
5667 compute_subscript_distance): Same.
5668 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5669 Check distance vector against vectorization factor.
5670 (vect_analyze_loop): Determine vectorizaion factor before
5671 analyzing data dependences.
5672 * tree-vectorizer.c (loops_num): Make it externally visible and
5674 * tree-vectorizer.c (vect_loops_num): ... new name.
5675 * tree-vectorizer.h (vect_loops_num): New.
5677 2005-04-11 Devang Patel <dpatel@apple.com>
5679 * tree-vect-analyze.c (vect_analyze_operations): Check
5680 vectorizable codition.
5681 * tree-vect-transform.c (vect_is_simple_cond): New function.
5682 (vectorizable_condition): New function.
5683 (vect_transform_stmt): Handle condition_vec_info_type.
5684 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5685 condition_vec_info_type.
5686 (vectorizable_condition): New.
5688 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5690 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5691 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5692 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5694 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5695 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5697 * dwarf2out.c (output_line_info): Don't try to dereference
5698 a NULL current_function_decl.
5700 * config/t-slibgcc-darwin: Don't put shared libraries in
5701 directories other than $(slibdir).
5702 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5705 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5707 PR tree-optimization/20933
5708 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5709 logic to reject aliases between read-only and writable
5711 (may_alias_p): ... here.
5712 (get_tmt_for): Do not associate read-only tags to pointers
5713 whose pointed-to type is not read-only.
5714 * tree-ssa.c (verify_ssa): Check that memory stores have at
5715 least one V_MAY_DEF or V_MUST_DEF.
5717 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5720 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5721 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5722 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5723 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5725 (fwrite_unlocked): Fix prototype.
5727 * configure, config.in: Regenerate.
5729 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5731 * tree-ssa-loop-im.c: Include real.h.
5732 (determine_invariantness_stmt): If real division divisor is
5733 invariant and flag_unsafe_math_optimizations enabled, generate
5734 invariant reciprocal for hoisting.
5735 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5737 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5739 Fix PR tree-optimization/20926
5741 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5743 2005-04-11 Devang Patel <dpatel@apple.com>
5745 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5748 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5750 * fold-const.c (fold_binary_op_with_conditional_arg):
5751 use fold_buildN instead of "fold (buildN" in some
5753 (fold_unary): Likewise.
5754 (fold_binary): Likewise.
5756 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5758 Fix PR tree-optimization/20612
5759 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5761 (perfect_nestify): preheaderbb is *not* part of loop of the
5764 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5766 * tree-ssa-alias.c (may_alias_p): If the variable
5767 is a global variable and the pointer is parameter
5768 and -fargument-noalias-global is used, then
5769 the pointer cannot alias the variable.
5771 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5773 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5774 * config/sparc/sparc.h: Likewise.
5775 * config/sparc/sparc.md: Likewise.
5777 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5779 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5781 * tree-vrp.c: Fix a comment typo.
5783 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5785 PR tree-optimization/20920
5786 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5787 SSA_NAME flows through an abnormal edge.
5788 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5789 through abnormal edges.
5790 (maybe_add_assert_expr): Likewise.
5792 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5794 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5795 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5796 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5797 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5798 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5799 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5800 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5801 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5802 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5803 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5804 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5805 (TARGET_HANDLE_OPTION): Likewise.
5806 (s390_tune): Initialize to PROCESSOR_max.
5807 (s390_arch_string): Make static.
5808 (s390_tune_string, s390_warn_framesize_string): Delete.
5809 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5810 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5811 (s390_handle_arch_option, s390_handle_option): New functions.
5812 (override_options): Remove parsing of option strings.
5813 * config/s390/s390.opt: New file.
5815 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5817 * tree-complex.c (expand_vector_operations): Call
5818 update_stmt_if_modified.
5820 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5822 * tree-vect-analyze (vect_determine_vectorization_factor):
5823 Do not use GET_MODE_NUNITS.
5824 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5825 (vectorizable_load, vect_transform_loop): Likewise.
5827 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5829 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5830 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5831 * optabs.h (enum optab_index): Add new OTI_lceil.
5832 (lceil_optab): Define corresponding macro.
5833 * optabs.c (init_optabs): Initialize lceil_optab.
5834 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5835 and lceildi2 patterns.
5836 * builtins.c (expand_builtin_int_roundingfn): Handle
5837 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5838 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5839 BUILT_IN_LLCEIL{,F,L}.
5840 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5841 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5842 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5843 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5844 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5845 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5846 into lceil built-in function and (long long int)ceil{,f,l} into
5847 llceil built-in function.
5848 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5851 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5853 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5856 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5858 * config/arm/arm.c: Fix a comment typo.
5859 * doc/tree-ssa.texi: Fix a typo.
5861 2005-04-10 Steven Bosscher <stevenb@suse.de>
5863 * cselib.c (clear_table): Rename to cselib_clear_table.
5864 * cselib.h (cselib_clear_table): Add prototype.
5865 * gcse.c (gcse_main): Make 'f' argument unused.
5866 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5867 of each basic block instead.
5868 (compute_sets, compute_hash_table_work): Likewise.
5869 (constprop_register): Change int 'alter_jumps' argument to bool.
5870 (do_local_cprop): Likewise.
5871 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5872 the insn chain. Explicitly clear the cselib tables after finishing
5873 one basic block. Make sure there are no unterminated libcall blocks.
5874 Update compute_sets call.
5875 (cprop): Walk basic blocks instead of the insn chain.
5876 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5878 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5879 one_cprop_pass calls.
5881 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5883 * combine.c (combine_simplify_rtx): Remove a transformation that
5884 relies on an invalid assumption about rtl sign-extension semantics.
5886 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5888 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5889 to build_int_cst_wide.
5891 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5894 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5895 set the original address pseudo to the correct value before the
5896 original insn, if possible, and leave the insn alone, otherwise
5897 create a new pseudo, set it and replace it in the insn.
5898 * recog.c (validate_change_maybe_volatile): New.
5899 * recog.h (validate_change_maybe_volatile): Declare.
5901 2005-04-09 Caroline Tice <ctice@apple.com>
5903 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5904 Remove targetm.have_named_sections test.
5905 (fix_edges_for_rarely_executed_code): Likewise.
5906 (insert_section_boundary_note): Likewise.
5907 (reorder_basic_blocks): Check partitioning flag before calling
5908 verify_hot_cold_block_grouping.
5909 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5910 the function struct rather than global variables.
5911 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5912 (COLD_END_LABEL): Likewise
5913 (cold_text_section_label): New static global variable.
5914 (cold_end_label): Likewise.
5915 (dwarf2out_switch_text_section): Get hot/cold section labels from
5916 the function struct rather than global variables.
5917 (output_aranges): Use cold_text_section_label and cold_end_label;
5918 check partitioning flag before putting out delta.
5919 (output_ranges): Remove incorrect code attempting to use
5921 (output_line_info): Get cold section label from function struct.
5922 (add_location_or_const_value_attribute): Likewise.
5923 (get_subprogram_die): Get hot/cold section labels from function struct.
5924 (dwarf2out_var_location): Likewise.
5925 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5926 write out cold_text_section_label if partition flag is set.
5927 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5928 * function.h (struct function): Add new fields to point to hot/cold
5929 section labels: hot_section_label, cold_section_label,
5930 hot_section_end_label and cold_section_end_label; also add new field
5931 for cold text section name, unlikely_text_section_name.
5932 * opts.c (decode_options): Turn off partitioning flag if
5933 !targetm.have_named_sections.
5934 * output.h (hot_section_label): Remove.
5935 (hot_section_end_label): Remove.
5936 (cold_section_end_label): Remove.
5937 (unlikely_section_label): Remove.
5938 (unlikely_text_section_name): Remove.
5939 * passes.c (rest_of_handle_final): Remove code that frees
5940 unlikely_text_section_name.
5941 * varasm.c (unlikely_section_label): Remove.
5942 (hot_section_label): Remove.
5943 (hot_section_end_label): Remove.
5944 (cold_section_end_label): Remove.
5945 (unlikely_text_section_name): Remove.
5946 (initialize_cold_section_name): Modify to call
5947 targetm.strip_name_encoding; to store cold section name in current
5948 function struct, if it exists; and to only use the decl_section_name
5949 if flag_named_sections is true.
5950 (unlikely_text_section): Modify to get section name out of current
5951 function struct, if there is one; otherwise build it from
5952 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5953 (in_unlikely_text_section): Likewise.
5954 (named_section): Modify to get/put cold section name in current function
5955 struct, if there is one.
5956 (function_section): Change 'bool unlikely' to 'int reloc'; check
5957 targetm.have_named_sections before calling named_section.
5958 (current_function_section): Likewise.
5959 (assemble_start_function): Modify to get/put unlikely_text_section_name
5960 in current function struct; modify to get hot/cold section labels
5961 from function struct; initialize labels using
5962 ASM_GENERATE_INTERNAL_LABEL;
5963 test partitioning flag before writing out hot section label.
5964 (assemble_end_function): Test partitioning flag before writing out
5965 hot/cold section labels.
5966 (default_section_type_flags_1): Modify to use array instead of
5967 char* for unlikely_text_section_name; set flags correctly for
5968 cold text section if there is not a current function decl.
5970 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5972 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5973 and TI_VA_LIST_FPR_COUNTER_FIELD.
5974 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5975 * tree-pass.h (pass_stdarg): Add.
5976 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5977 * tree-stdarg.c: New file.
5978 * tree-stdarg.h: New file.
5979 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5980 (tree-stdarg.o): Add dependencies.
5981 * function.h (struct function): Add va_list_gpr_size and
5982 va_list_fpr_size fields.
5983 * function.c (allocate_struct_function): Initialize them.
5984 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5985 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5986 (TARGET_INITIALIZER): Add it.
5988 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5989 va_list_{g,f}pr_counter_field.
5990 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5991 area will not be used. Only save registers that tree-stdarg.c
5992 detected they need saving.
5993 (ix86_va_start): Don't set up fields that won't be used.
5995 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5996 va_list_{g,f}pr_counter_field.
5997 (setup_incoming_varargs): Don't do anything if reg_save
5998 area will not be used. Only save registers that tree-stdarg.c
5999 detected they need saving.
6000 (rs6000_va_start): Don't set up fields that won't be used.
6002 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
6003 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
6004 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
6005 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
6007 2005-04-09 Jakub Jelinek <jakub@redhat.com>
6010 * config/i386/i386.c (construct_container): Pass empty aligned
6011 struct, union or class in memory.
6013 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
6015 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
6016 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
6017 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
6018 config/rs6000/predicates.md: Fix comment typos.
6020 * sched-int.h (haifa_insn_data): Remove blockage and units.
6021 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
6022 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
6023 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
6025 2005-04-09 Jan Hubicka <jh@suse.cz>
6026 Steven Bosscher <stevenb@suse.de>
6028 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
6029 * cfgloop.c (get_loop_exit_edges): Likewise.
6030 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
6032 * loop-unroll.c (analyze_insns_in_loop): Likewise.
6033 * tree-cfg.c (dump_cfg_status): Likewise.
6035 2005-04-09 David Edelsohn <edelsohn@gnu.org>
6037 * config/rs6000/predicates.md (altivec_register_operand): Remove
6038 redundant match_code test.
6039 (gpc_reg_operand): Same.
6040 (cc_reg_operand): Same.
6041 (cc_reg_not_cr0_operand): Same.
6043 2005-04-09 Jan Hubicka <jh@suse.cz>
6045 Forgotten hunk from my last merge patch:
6046 * final.c (output_addr_const): Do not call mark_referenced.
6048 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
6050 * doc/tree-ssa.texi: Add immediate use documentation.
6052 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
6054 * arm.c (FL_WBUF): Define.
6055 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
6056 (arm_is_6_or_7): Delete.
6057 (arm_tune_wbuf): New.
6058 (arm_override_options): Set arm_tune_wbuf.
6059 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
6060 (arm_is_6_or_7): Delete declaration.
6061 (arm_tune_wbuf): New declartion.
6062 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
6063 (model_wbuf): Derive from arm_tune_wbuf.
6064 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
6065 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
6066 (arm740t): Mark CPUs as having a write buffer.
6068 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6070 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
6071 of 'const_double_operand' in operand 2 constraints. Update enable
6074 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6076 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
6077 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
6078 * optabs.h (enum optab_index): Add new OTI_lfloor.
6079 (lfloor_optab): Define corresponding macro.
6080 * optabs.c (init_optabs): Initialize lfloor_optab.
6081 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
6082 and lfloordi2 patterns.
6083 * builtins.c (expand_builtin_int_roundingfn): New prototype.
6084 (expand_builtin_int_roundingfn): New function.
6085 (fold_builtin_int_roundingfn): New prototype.
6086 (fold_builtin_int_roundingfn): New function, renamed from
6087 fold_builtin_lround.
6088 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
6089 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
6090 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
6091 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
6092 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
6093 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
6094 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
6095 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
6096 into lfloor built-in function and (long long int)floor{,f,l} into
6097 llfloor built-in function.
6098 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
6101 2005-04-08 Ian Lance Taylor <ian@airs.com>
6103 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
6104 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
6105 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
6106 (DO_COND, DO_BODY): Likewise.
6107 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
6108 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
6109 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
6110 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
6111 (build_continue_stmt, build_break_stmt): Don't declare.
6112 (c_do_switch_warnings): Update declaration.
6113 * c-gimplify.c (enum bc_t): Remove.
6114 (struct c_gimplify_ctx, ctxp): Remove.
6115 (push_context, pop_context): Remove static functions.
6116 (c_genericize): Don't call push_context or pop_context.
6117 (begin_bc_block, finish_bc_block): Remove static functions.
6118 (build_bc_goto): Likewise.
6119 (gimplify_c_loop): Likewise.
6120 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
6121 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
6122 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
6123 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
6124 * c-common.c (c_do_switch_warnings): Rename from
6125 c_do_switch_warnings_1.
6126 (c_do_switch_warnings) [old version]: Remove.
6127 (c_do_switch_expr_warnings): Remove.
6128 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
6129 function instead of c_do_switch_expr_warnings.
6130 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
6131 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
6132 * c-pretty-print.c (pp_c_statement): Likewise.
6133 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
6135 2005-04-08 Devang Patel <dpatel@apple.com>
6137 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
6138 While selecting replacement condition pay attention to loop header.
6140 2005-04-08 Diego Novillo <dnovillo@redhat.com>
6142 Merge from tree-cleanup-branch: VRP, store CCP, store
6143 copy-prop, incremental SSA updating of FUD chains and
6144 newly exposed symbols.
6146 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
6147 (OBJS-common): Add tree-vrp.o.
6148 (tree-vrp.o): New rule.
6149 * basic-block.h (nearest_common_dominator_for_set): Declare.
6150 * common.opt (ftree-store-ccp): New flag.
6151 (ftree-copy-prop): New flag.
6152 (ftree-vrp): New flag.
6153 (ftree-store-copy-prop): New flag.
6154 * dominance.c (nearest_common_dominator_for_set): New.
6155 * domwalk.c (walk_dominator_tree): Only traverse
6156 statements in blocks marked in walk_data->interesting_blocks.
6157 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
6158 * fold-const.c (fold): Handle ASSERT_EXPR.
6159 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
6160 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
6161 flag_tree_vrp at -O2.
6162 * timevar.def (TV_TREE_VRP): Define.
6163 (TV_TREE_COPY_PROP): Define.
6164 (TV_TREE_STORE_COPY_PROP): Define.
6165 (TV_TREE_SSA_INCREMENTAL): Define.
6166 (TV_TREE_STORE_CCP): Define.
6167 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
6168 to kill_redundant_phi_nodes from comment.
6169 (verify_expr): Handle ASSERT_EXPR.
6170 * tree-dfa.c (mark_new_vars_to_rename): Remove second
6171 argument. Update all users.
6172 (mark_call_clobbered_vars_to_rename): Remove. Update all
6174 * tree-flow-inline.h (unmodifiable_var_p): New.
6175 * tree-flow.h (enum value_range_type): Declare.
6176 (struct value_range_def): Declare.
6177 (value_range): Declare.
6178 (remove_all_phi_nodes_for): Remove. Update all users.
6179 (find_phi_node_for): Declare.
6180 (add_type_alias): Declare.
6181 (count_uses_and_derefs): Declare.
6182 (kill_redundant_phi_nodes): Remove.
6183 (rewrite_into_ssa): Remove.
6184 (rewrite_def_def_chains): Remove.
6185 (update_ssa, register_new_name_mapping, create_new_def_for,
6186 need_ssa_update_p, name_registered_for_update_p,
6187 release_ssa_name_after_update_ssa, dump_repl_tbl,
6188 debug_repl_tbl, dump_names_replaced_by,
6189 debug_names_replaced_by, mark_sym_for_renaming,
6190 mark_set_for_renaming, get_current_def, set_current_def,
6191 get_value_range, dump_value_range, debug_value_range,
6192 dump_all_value_ranges, debug_all_value_ranges,
6193 expr_computes_nonzero, loop_depth_of_name,
6194 unmodifiable_var_p): Declare.
6195 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
6197 * tree-into-ssa.c (block_defs_stack): Update comment.
6198 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
6199 syms_to_rename, names_to_release, repl_tbl,
6200 need_to_initialize_update_ssa_p, need_to_update_vops_p,
6201 need_to_replace_names_p): New locals.
6202 (NAME_SETS_GROWTH_FACTOR): Define.
6203 (struct repl_map_d): Declare.
6204 (struct mark_def_sites_global_data): Add field
6206 (enum rewrite_mode): Declare.
6207 (REGISTER_DEFS_IN_THIS_STMT): Define.
6208 (compute_global_livein): Use last_basic_block instead of
6210 (set_def_block): Remove last argument. Update all callers.
6211 (prepare_use_operand_for_rename): Remove. Update all callers.
6212 (prepare_def_operand_for_rename): Remove. Update all callers.
6213 (symbol_marked_for_renaming): New.
6216 (repl_map_hash): New.
6218 (repl_map_free): New.
6219 (names_replaced_by): New.
6220 (add_to_repl_tbl): New.
6221 (add_new_name_mapping): New.
6222 (mark_def_sites): Assume that all the operands in the
6223 statement are in normal form.
6224 (find_idf): Assert that the block in the stack is valid.
6225 (get_default_def_for): New.
6226 (insert_phi_nodes_for): Add new argument 'update_p'.
6228 If update_p is true, add a new mapping between the LHS of
6229 each new PHI and the name that it replaces.
6230 (insert_phi_nodes_1): Only call find_idf if needed.
6231 (get_reaching_def): Call get_default_def_for.
6232 (rewrite_operand): Remove.
6233 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
6234 and REWRITE_THIS_STMT are false.
6235 Assume that all the operands in the statement are in
6237 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
6238 (rewrite_virtual_phi_arguments): Remove.
6239 (invalidate_name_tags): Remove.
6240 (register_new_update_single, register_new_update_set,
6241 rewrite_update_init_block, replace_use,
6242 rewrite_update_fini_block, rewrite_update_stmt,
6243 rewrite_update_phi_arguments): New.
6244 rewrite_blocks): Remove argument 'fix_virtual_phis'.
6245 Add arguments 'entry', 'what' and 'blocks'.
6246 Initialize the dominator walker according to 'what' and
6248 Start the dominator walk at 'entry'.
6249 (mark_def_site_blocks): Add argument 'interesting_blocks'.
6250 Use it to configure the dominator walker.
6251 (rewrite_into_ssa): Remove argument 'all'.
6253 (rewrite_all_into_ssa): Remove.
6254 (rewrite_def_def_chains): Remove.
6255 (mark_def_interesting, mark_use_interesting,
6256 prepare_phi_args_for_update, prepare_block_for_update,
6257 prepare_def_site_for, prepare_def_sites,
6258 dump_names_replaced_by, debug_names_replaced_by,
6259 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
6260 delete_update_ssa, create_new_def_for,
6261 register_new_name_mapping, mark_sym_for_renaming,
6262 mark_set_for_renaming, need_ssa_update_p,
6263 name_registered_for_update_p, ssa_names_to_replace,
6264 release_ssa_name_after_update_ssa,
6265 insert_updated_phi_nodes_for, update_ssa): New.
6266 * tree-loop-linear.c (linear_transform_loops): Call
6267 update_ssa instead of rewrite_into_ssa.
6268 * tree-optimize.c (vars_to_rename): Remove.
6270 (init_tree_optimization_passes): Replace
6271 pass_redundant_phi with pass_copy_prop.
6273 Replace pass_ccp with pass_store_ccp.
6274 Add pass_store_copy_prop after pass_store_ccp.
6275 (execute_todo): If the TODO_ flags don't include updating
6276 the SSA form, assert that it does not need to be updated.
6277 Call update_ssa instead of rewrite_into_ssa and
6278 rewrite_def_def_chains.
6279 If TODO_verify_loops is set, call verify_loop_closed_ssa.
6280 (tree_rest_of_compilation):
6281 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
6282 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
6283 TODO_cleanup_cfg): Renumber.
6284 (TODO_verify_loops, TODO_update_ssa,
6285 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6286 TODO_update_ssa_only_virtuals): Define.
6287 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
6289 * tree-phinodes.c (make_phi_node): Update documentation.
6290 (remove_all_phi_nodes_for): Remove.
6291 (find_phi_node_for): New.
6292 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
6293 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
6294 (interpret_rhs_modify_expr): Likewise.
6295 * tree-sra.c (decide_instantiations): Mark all symbols in
6296 SRA_CANDIDATES for renaming.
6297 (mark_all_v_defs_1): Rename from mark_all_v_defs.
6298 (mark_all_v_defs): New function. Update all users to call it
6299 with the whole list of scalarized statements, not just the
6301 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
6302 (compute_flow_insensitive_aliasing): If the tag is
6303 unmodifiable and the variable isn't or vice-versa, don't
6304 make them alias of each other.
6305 (setup_pointers_and_addressables): If the type tag for
6306 VAR is about to change, mark the old one for renaming.
6307 (add_type_alias): New.
6308 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
6309 (ccp_lattice_t): Rename from latticevalue.
6310 (value): Remove. Update all users.
6311 (const_val): New local variable.
6312 (do_store_ccp): New local variable.
6313 (dump_lattice_value): Handle UNINITIALIZED.
6314 (debug_lattice_value): New.
6315 (get_default_value): Re-write.
6316 (set_lattice_value): Re-write.
6317 (def_to_varying): Remove. Update all users.
6318 (likely_value): Return VARYING for statements that make
6319 stores when STORE_CCP is false.
6320 Return VARYING for any statement other than MODIFY_EXPR,
6321 COND_EXPR and SWITCH_EXPR.
6322 (ccp_initialize): Re-write.
6323 (replace_uses_in, replace_vuse_in, substitute_and_fold):
6324 Move to tree-ssa-propagate.c.
6325 (ccp_lattice_meet): Handle memory stores when
6326 DO_STORE_CCP is true.
6327 (ccp_visit_phi_node): Likewise.
6328 (ccp_fold): Likewise.
6329 (evaluate_stmt): Likewise.
6330 (visit_assignment): Likewise.
6331 (ccp_visit_stmt): Likewise.
6332 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
6336 (do_ssa_store_ccp): New.
6337 (gate_store_ccp): New.
6338 (pass_store_ccp): Declare.
6339 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
6340 (may_propagate_copy): Reformat.
6341 Don't abort if ORIG is a virtual and DEST isn't.
6342 If NEW does not have alias information but DEST does,
6344 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
6345 copy_prop_kind, which_copy_prop): Declare.
6346 (stmt_may_generate_copy, get_copy_of_val,
6347 get_last_copy_of, set_copy_of_val, dump_copy_of,
6348 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
6349 copy_prop_visit_stmt, copy_prop_visit_phi_node,
6350 init_copy_prop, fini_copy_prop, execute_copy_prop,
6351 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
6352 store_copy_prop): New.
6353 (pass_copy_prop, pass_store_copy_prop): Declare.
6354 * tree-ssa-dom.c (struct opt_stats_d): Add fields
6355 'num_const_prop' and 'num_copy_prop'.
6356 (cprop_operand): Update them.
6357 (dump_dominator_optimization_stats): Dump them.
6358 (tree_ssa_dominator_optimize): Call update_ssa instead of
6360 (loop_depth_of_name): Declare extern.
6361 (simplify_cond_and_lookup_avail_expr): Guard against NULL
6362 values for LOW or HIGH.
6363 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
6364 (record_equivalences_from_stmt): Call expr_computes_nonzero.
6365 (cprop_operand): Only propagate if VAL != OP.
6366 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
6367 statement for renaming.
6368 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
6369 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
6370 add_type_alias if necessary.
6371 Call mark_new_vars_to_rename.
6372 (tree_ssa_iv_optimize): If new symbols need to be renamed,
6373 mark every statement updated, call update_ssa and
6374 rewrite_into_loop_closed_ssa.
6375 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
6376 from LIVEIN if VAR is a virtual.
6377 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
6378 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
6379 (get_call_expr_operands): Reformat statement.
6380 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
6382 * tree-ssa-propagate.c (ssa_prop_init): Initialize
6383 SSA_NAME_VALUE for every name.
6384 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6385 get_value_loaded_by): New.
6386 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
6387 substitute_and_fold): Move from tree-ssa-ccp.c.
6388 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
6389 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6390 get_value_loaded_by, replace_uses_in, substitute_and_fold):
6392 * tree-ssa.c (verify_use): Fix error message.
6393 (propagate_into_addr, replace_immediate_uses, get_eq_name,
6394 check_phi_redundancy, kill_redundant_phi_nodes,
6395 pass_redundant_phi): Remove. Update all users.
6396 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6397 add_type_alias, if necessary.
6398 * tree-vectorizer.h (struct _stmt_vect_info): Update
6399 documentation for field 'memtag'.
6400 * tree-vrp.c: New file.
6401 * tree.def (ASSERT_EXPR): Define.
6402 * tree.h (ASSERT_EXPR_VAR): Define.
6403 (ASSERT_EXPR_COND): Define.
6404 (SSA_NAME_VALUE_RANGE): Define.
6405 (struct tree_ssa_name): Add field 'value_range'.
6406 (PHI_REWRITTEN): Remove.
6407 (struct tree_phi_node): Remove field 'rewritten'.
6408 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
6409 -ftree-store-copy-prop): Document.
6410 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
6411 Document usage of update_ssa.
6413 2005-04-08 David Edelsohn <edelsohn@gnu.org>
6416 * config/rs6000/predicates.md (altivec_register_operand): Accept
6418 (and64_operand): Do not limit CONST_INT to mask64_operand.
6419 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
6420 (and_operand): Do not limit CONST_INT to mask_operand.
6422 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
6424 PR rtl-optimization/20466
6425 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
6426 for overlap of the address of each list member.
6427 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
6429 2005-04-08 Mike Stump <mrs@apple.com>
6431 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
6433 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
6436 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6438 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
6440 * function.c (push_function_context_to): Don't set
6442 * function.h (function): Remove contains_functions.
6443 (current_function_contains_functions): Remove.
6445 * function.h (function): Remove instrument_entry_exit.
6446 (current_function_instrument_entry_exit): Remove.
6448 * function.h (nonlocal_labels): Remove.
6450 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
6452 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
6453 (check_attr_value, write_attr_get, write_expr_attr_cache,
6454 find_attr, make_internal_attr): Don't reference negative_ok or
6456 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
6457 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
6458 (ATTR_STATIC): Adjust the value.
6460 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
6462 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
6464 * config/s390/tpf.h (ASM_SPEC): Define.
6466 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6468 * tree-flow.h: Remove the prototype for
6469 redirect_immediate_uses.
6470 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
6472 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
6474 * arm.c (arm_const_double_by_parts): New function.
6475 * arm-protos.h (arm_const_double_by_parts): Add prototype.
6476 * arm.md (define_split for 64-bit constants): Add another one.
6478 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
6480 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
6482 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6484 * system.h: Revert last change.
6486 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
6488 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
6489 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
6490 (TARGET_SWITCHES): Delete.
6491 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6492 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
6493 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
6494 * config/xtensa/xtensa.opt: New file.
6496 2005-04-08 Ben Elliston <bje@au.ibm.com>
6498 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6499 * config/fp-bit.h: Tidy comments.
6501 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6503 * system.h: Poison PARAMS.
6505 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6507 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6508 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6509 (TARGET_SWITCHES): Delete.
6510 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6511 * config/vax/vax.opt: New file.
6513 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6515 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6517 2005-04-07 Ian Lance Taylor <ian@airs.com>
6519 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6521 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6522 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6525 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6527 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6528 all immediate uses in PHI nodes.
6530 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6532 * arm.c (arm_const_double_inline_cost): Handle any constant by
6533 using gen_lowpart and gen_highpart_mode.
6534 (note_invalid_constants): All constants in an RTX with a constraint
6535 that permits memory are now pushed to the constant pool.
6536 (output_move_double): Delete code to handle reg to reg and
6537 constant to reg moves.
6538 (const_double_needs_minipool, output_mov_immediate): Delete.
6539 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6540 CONST_INT and CONST_VECTOR.
6541 * arm.md (ANY64): New mode macro.
6542 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6543 (movdf_soft_insn): Split reg-reg and const-reg moves.
6544 (split patterns for 64-bit constant and register moves): New.
6545 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6546 (cirrus_movdf_hard_insn): Likewise.
6547 * fpa.md (movdf_fpa): Likewise.
6548 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6549 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6551 (movv2si_internal_2): Likewise.
6552 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6553 (movdf_vfp): Likewise.
6554 * arm-protos.h (output_mov_immediate): Delete prototype.
6556 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6559 * simplify-rtx.c (simplify_unary_operation_1): Check
6560 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6562 2005-04-06 James E Wilson <wilson@specifixinc.com>
6565 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6568 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6570 * coverage.h (GCOV_TYPE_NODE): Delete.
6571 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6572 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6573 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6574 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6575 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6577 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6580 * Makefile.in (gcc.pot): Remove options.c dependency.
6581 * optc-gen.awk: Don't quote help strings with N_().
6583 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6585 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6586 the function returns a pointer type.
6588 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6590 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6591 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6592 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6593 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6594 explicit_uses members.
6595 (get_or_create_used_part_for): Initialize new fields.
6596 (fieldoff_compare): New function.
6597 (create_overlap_variables_for): Count number of fields, use
6598 heuristic to determine whether to create subvars for vars with
6600 Sort the field list by offset and avoid creating duplicate SFT's.
6602 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6604 * c.opt (-F): Remove trailing whitespace from help string.
6605 (-finput-charset): Use a tab to separate the switch name and help
6607 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6608 (-ftree-vectorizer-verbose): Likewise.
6610 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6612 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6613 a PHI argument where a use occurs instead of all PHI arguments.
6615 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6617 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6620 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6622 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6623 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6624 config/bfin/bfin.h: Fix comment typos.
6626 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6628 * doc/install.texi: Update the URL for Jacks.
6629 * doc/sourcebuild.texi: Likewise.
6631 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6634 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6635 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6637 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6639 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6641 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6643 * config/v850/v850-protos.h (override_options): Delete.
6644 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6645 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6646 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6647 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6648 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6649 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6650 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6651 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6652 (OVERRIDE_OPTIONS): Delete.
6653 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6654 (small_memory_info): Remove the value field.
6655 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6657 * config/v850/v850.c (small_memory): Remove the value field.
6658 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6659 (override_options): Delete.
6660 (v850_handle_memory_option, v850_handle_option): New functions.
6661 * config/v850/v850.opt: New file.
6663 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6665 * config.host: Add a section for generic hosts, and a subsection
6666 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6667 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6668 * config/host-darwin.h: New.
6669 * config/x-darwin: New.
6670 * config/i386/host-i386-darwin.c: New.
6671 * config/i386/x-darwin: New.
6672 * config/rs6000/host-darwin.c: Include host-darwin.h.
6673 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6674 (darwin_rs6000_gt_pch_use_address): Likewise.
6675 * config/rs6000/x-darwin: Change name of .o built, update
6676 dependencies for changes to rs6000/host-darwin.c.
6678 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6681 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6683 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6685 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6686 split_loop_exit_edge instead of loop_split_edge_with.
6688 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6690 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6691 UNSPEC_SET_VSCR): New constants, used throughout.
6693 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6695 (altivec_vspltis<VI_char>): ... this pattern, using
6696 a QImode const_int_operand for the immediate.
6697 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6700 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6703 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6705 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6707 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6709 2005-04-06 Ben Elliston <bje@au.ibm.com>
6711 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6712 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6713 macros as living in "this file" and not gcc.h.
6715 2005-04-06 Ben Elliston <bje@au.ibm.com>
6717 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6718 -ftree-live_range_split. Perhaps renamed at some point?
6720 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6723 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6724 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6726 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6728 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6729 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6730 (number_of_iterations_special): New function.
6731 (number_of_iterations_exit): Use number_of_iterations_special.
6732 Use simplify_using_outer_evolutions only at -O3.
6733 (number_of_iterations_cond, tree_simplify_using_condition,
6734 simplify_using_initial_conditions, loop_niter_by_eval,
6735 compare_trees, can_count_iv_in_wider_type_bound,
6736 simplify_using_outer_evolutions): Use fold_build.
6738 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6740 * doc/install.texi (Configuration): Document --with-java-home.
6742 2005-04-05 Richard Henderson <rth@redhat.com>
6746 * config/i386/i386.c (print_operand): Handle vector zeros.
6747 (ix86_split_to_parts): Handle CONST_VECTOR.
6748 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6749 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6750 what modes to tie for MMX and SSE registers.
6751 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6752 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6753 to vector modes as well.
6754 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6755 properly as an input mode.
6757 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6759 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6761 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6763 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6765 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6767 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6768 and local functions, set sse_nregs to 8 and float_in_sse.
6769 (function_arg_advance, function_arg): If float_in_sse, pass
6770 SFmode and DFmode arguments in SSE registers.
6771 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6773 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6774 of -funit-at-a-time.
6776 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6778 * config/i386/i386-protos.h (ix86_function_value): Accept two
6779 arguments, like the target macro.
6780 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6781 * config/i386/i386.c (ix86_function_value): Accept the second
6782 argument of the target macro.
6783 (ix86_function_ok_for_sibcall): Pass a function pointer to
6784 ix86_function_value.
6785 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6786 call to ix86_value_regno).
6787 (ix86_value_regno): Add support for returning floating point values
6790 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6792 PR tree-optimization/20076
6793 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6794 that call __builtin_return or __builtin_apply_args.
6796 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6798 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6799 Use immediate use iterator.
6800 (stmt_is_bumper_for_loop): Use immediate use iterator.
6801 * predict.c (strip_builtin_expect): Use update_stmt.
6802 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6803 on all elements of a STATEMENT_LIST.
6804 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6805 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6806 (bsi_replace): Mark stmt as modified and the update it.
6807 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6808 (expand_complex_libcal): Call update_stmt.
6809 (expand_complex_comparison): Call mark_stmt_modified.
6810 (expand_complex_operations_1): Call update_stmt_if_modified.
6811 (expand_vector_operations_1): Call mark_stmt_modified.
6812 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6813 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6814 add_immediate_use, redirect_immediate_use,
6815 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6816 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6817 (mark_new_vars_to_rename): Call update_stmt.
6818 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6819 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6821 (unmodify_stmt): Delete.
6822 (update_stmt): New. Force an update of a stmt.
6823 (update_stmt_if_modified): update a stmt if it is out of date.
6824 (get_stmt_operands): Verify stmt is NOT modified.
6825 (stmt_modified_p): Update comment.
6826 (delink_imm_use): Remove a use node from its immuse list.
6827 (link_imm_use_to_list): Link a use node to a specific list.
6828 (link_imm_use): Link a node to the correct list.
6829 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6830 it in the correct list, if appropriate.
6831 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6832 (relink_imm_use): Link a use node in place of another node in a list.
6833 (relink_imm_use_stmt): LInk a node in place of another node, and set
6835 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6836 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6837 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6838 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6839 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6840 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6841 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6842 (has_zero_uses): New. Return true if there are no uses of a var.
6843 (has_single_use): New. Return true if there is only a single use of a
6845 (single_imm_use): New. Return the simgle immediate use.
6846 (num_imm_uses): New. Return the number of immediate uses.
6847 (get_v_must_def_ops): Use is now a pointer.
6848 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6849 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6851 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6852 (delink_stmt_imm_use): Delink all immuses from a stmt.
6853 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6854 * tree-flow.h (struct dataflow_d): Delete.
6855 (immediate_use_iterator_d): New. Immediate use iterator struct.
6856 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6857 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6858 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6860 (struct stmt_ann_d): Remove dataflow_t from struct.
6861 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6862 (if_convertible_phi_p): Use FAST immuse iterator.
6863 (if_convertible_loop_p): Don't call compute_immediate_uses.
6864 (replace_phi_with_cond_modify_expr): Call update_stmt.
6865 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6866 update_stmt_if_modified.
6867 (rewrite_all_into_ssa): Initialize ssa operands.
6868 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6869 compute_immediate_uses.
6870 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6871 ssa_property is available.
6872 (execute_one_pass): Change parameters passed to execute_todo.
6873 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6874 (remove_ssa_form): Call fini_ssa_operands.
6875 (insert_backedge_copies): Delete call to modify_stmt.
6876 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6877 (release_phi_node): Delink any use nodes before releasing.
6878 (resize_phi_node): Relink any use nodes.
6879 (remove_phi_arg_num): Delink the use node.
6880 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6881 (remove_all_phi_nodes_for): Release phi node first.
6882 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6883 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6884 (scalarize_use, scalarize_copy): Call update_stmt.
6885 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6886 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6887 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6888 (ccp_initialize): Remove call to compute_immediate_uses.
6889 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6890 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6892 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6893 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6894 (eliminate_redundant_computations): Call mark_stmt_modified.
6895 (cprop_operand): Call mark_stmt_modified.
6896 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6897 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6898 (dse_optimize_stmt): Use new immuse interface.
6899 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6900 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6901 (substitute_single_use_vars): Use new immuse interface.
6902 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6903 and compute_immediate_uses.
6904 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6906 (rewrite_mem_refs): Call update_stmt.
6907 (determine_lsm): Remove call to compute_imm_uses and free_df.
6908 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6909 (try_unroll_loop_completely): Call update_stmt.
6910 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6911 (rewrite_use_compare): Call update_stmt.
6912 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6913 (rewrite_use) : Call update_stmt.
6914 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6915 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6917 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6918 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6919 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6921 (initialize_vuse_operand): New. Initialize a vuse operand.
6922 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6923 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6924 (finalize_ssa_defs): Use stmt parameter.
6925 (correct_use_link): Ensure a use node is in the correct list, and has
6926 the correct stmt pointer.
6927 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6928 finalize_ssa_v_must_defs): Also initialize use nodes.
6929 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6930 (build_ssa_operands): Seperate parsing from final operand construction.
6931 (parse_ssa_operands): New. Parse entry point for operand building.
6932 (swap_tree_operands): New. Swap 2 tree operands.
6933 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6935 (get_expr_operands): Call swap_tree_operands when needed.
6936 (copy_virtual_operands): Use initialize routines for virtual use ops.
6937 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6938 (verify_abort): New. Issue imm_use error.
6939 (verify_imm_links): New Verify imm_use links for a var.
6940 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6941 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6942 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6943 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6944 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6945 (NULL_USE_OPERAND_P) Define.
6946 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6948 (struct vuse_operand_type): New struct.
6949 (SET_USE): Call set_ssa_use_from_ptr.
6951 (PHI_ARG_INDEX_FROM_USE): Define.
6952 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6953 argument via SET_USE, not PHI_ARG_DEF_TREE.
6954 * tree-ssa-pre.c (eliminate): Call update_stmt.
6955 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6957 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6958 (nearest_common_dominator_of_uses): Use imm_use iterator.
6959 (statement_sink_location): Use imm_use iterator and interface.
6960 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6961 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6962 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6963 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6964 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6965 if new parameter is true.
6966 (init_tree_ssa): Don't initialize operand cache here.
6967 (delete_tree_ssa): Don't destroy operand cache here.
6968 (propagate_into_addr): Pass in a use pointer, return true if anything
6970 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6971 (check_phi_redundancy): Use imm_use iterator.
6972 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6974 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6975 (release_ssa_name): Delink node and all elements in its imm_use list.
6976 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6977 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6978 * tree-vectorizer.c (need_imm_uses_for): Delete.
6979 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6980 * tree.h (struct ssa_imm_use_d): Define.
6981 (SSA_NAME_IMM_USE_NODE): Define.
6982 (struct tree_ssa_name): Add imm_use node.
6984 (PHI_ARG_IMM_USE_NODE): Define.
6985 (struct phi_arg_d): Add imm_use node.
6986 (struct tree_phi_node): Remove struct dataflow_d element.
6987 (TDF_STMTADDR): Define.
6989 2005-04-05 Dale Johannesen <dalej@apple.com>
6991 * doc/invoke.texi (Optimization Options): Remove
6992 duplicate -fcse-follow-jumps. Add -fweb.
6993 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6994 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6996 2005-04-05 Per Bothner <per@bothner.com>
6998 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6999 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
7000 (warn_uninit): Get EXPR_LOCUS from context now instead.
7001 This fixes a USE_MAPPED_LOCATION testsuite failure.
7003 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
7005 2005-04-05 Per Bothner <per@bothner.com>
7007 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
7008 of the artification 'return 0' in main() to BUILTINS_LOCATION.
7009 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
7012 2004-04-05 Devang Patel <dpatel@apple.com>
7014 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
7015 (lhsr<mode>3): ... new name.
7016 (altivec_vsra<VI_char>): Rename to ..
7017 (ashr<mode>3): ... new name.
7018 * config/rs6000/rs6000.c (builtin_description): Rename shift
7021 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
7023 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
7024 gen_lowpart_for_combine.
7025 * cse.c (gen_lowpart_if_possible): Move...
7026 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
7028 (gen_lowpart_no_emit_general): Use it.
7030 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7032 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
7035 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
7037 * system.h: Fix typo.
7039 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
7041 * config/bfin/bfin-modes.def: New file.
7042 * config/bfin/bfin-protos.h: New file.
7043 * config/bfin/bfin.c: New file.
7044 * config/bfin/bfin.h: New file.
7045 * config/bfin/bfin.md: New file.
7046 * config/bfin/bfin.opt: New file.
7047 * config/bfin/crti.s: New file.
7048 * config/bfin/crtn.s: New file.
7049 * config/bfin/elf.h: New file.
7050 * config/bfin/lib1funcs.asm: New file.
7051 * config/bfin/predicates.md: New file.
7052 * config/bfin/t-bfin: New file.
7053 * config/bfin/t-bfin-elf: New file.
7054 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
7055 Document new attributes.
7056 (interrupt, interrupt_handler, saveall): Update documentation for
7058 * doc/install.texi (Specific): Add entry for the Blackfin.
7059 * doc/invoke.texi (Blackfin Options): New section.
7060 * doc/md.texi (Blackfin family): New section to document constraints.
7061 * config.gcc: Add bfin*-* and bfin*-elf configurations.
7063 2005-04-05 Olivier Hainque <hainque@adacore.com>
7065 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
7066 match what the system unwinder expects.
7067 * config/mips/mips.c (mips_frame_set): If we're saving the return
7068 address register and the dwarf return address column number differs
7069 from the hard register number, adjust the note reg to refer to the
7072 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
7074 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
7075 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
7076 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
7077 (processor_type): New enum.
7078 (mn10300_processor): New variable.
7079 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
7080 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
7081 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
7082 (PROCESSOR_DEFAULT): New macro.
7083 * config/mn10300/mn10300.c (mn10300_processor): New variable.
7084 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7085 (mn10300_handle_option, mn10300_override_options): New functions.
7086 * config/mn10300/mn10300.opt: New file.
7088 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7089 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
7091 PR tree-optimization/19903
7092 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
7093 that don't fit in their type after conversion.
7095 2005-04-05 Uros Bizjak <uros@kss-loka.si>
7098 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
7099 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
7100 Allocate local stack slots here. Set ix86_optimize_mode_switching.
7101 flag here. Implement using define_insn_and_split.
7102 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
7103 (frndintxf2_mask_pm_i387): New insn patterns.
7104 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
7105 Do not set ix86_optimize_mode_switching flag.
7106 (ceilsf2, ceildf2, ceilxf2): Same.
7107 (btruncsf2, btruncdf2, btruncxf2): Same.
7108 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
7110 2005-04-05 Ian Lance Taylor <ian@airs.com>
7113 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
7114 i386_pe_record_external_function.
7115 (i386_pe_record_external_function): Update declaration.
7116 * config/i386/winnt.c (struct extern_list): Add decl field.
7117 (i386_pe_record_external_function): Add decl parameter.
7118 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
7120 * config/i386/i386-protos.h (i386_pe_record_external_function):
7123 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
7125 * config/m68k/m68k-protos.h: Add a prototype for
7126 valid_dbcc_comparison_p_2.
7127 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
7128 extend_operator, const_uint32_operand, const_sint32_operand,
7129 general_src_operand, nonimmediate_src_operand,
7130 memory_src_operand, post_inc_operand, pre_dec_operand,
7131 pcrel_address): Move to predicates to predicates.md.
7132 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
7133 * config/m68k/m68k.md: Include predicates.md.
7134 * config/m68k/predicates.md: New.
7136 2005-04-04 Roger Sayle <roger@eyesopen.com>
7138 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
7140 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
7142 2005-04-04 Ian Lance Taylor <ian@airs.com>
7144 * c-typeck.c (struct c_switch): Rename switch_stmt field to
7146 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
7147 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
7148 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
7149 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
7150 * c-common.c (c_do_switch_warnings_1): New static function broken
7151 out of c_do_switch_warnings.
7152 (c_do_switch_warnings): Call c_do_switch_warnings_1.
7153 (c_do_switch_expr_warnings): New function.
7154 * c-common.h (c_do_switch_expr_warnings): Declare.
7156 2005-04-04 David Edelsohn <edelsohn@gnu.org>
7157 Daniel Jacobowitz <dan@codesourcery.com>
7159 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
7161 * rtlanal.c (may_trap_p): Same.
7163 2005-04-04 Dale Johannesen <dalej@apple.com>
7165 * ChangeLog: remove reference to ChangeLog.12.
7167 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
7169 CRIS epilogue as RTL.
7170 * config/cris/cris.md: Change all 0 in unspec 0 to
7172 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
7173 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
7175 ("return"): Change to define_expand. Call cris_expand_return for
7177 ("*return_expanded"): New pattern.
7178 ("epilogue"): New define_expand.
7179 * config/cris/cris.h (PREDICATE_CODES): Add
7180 cris_load_multiple_op.
7181 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
7183 (enum cris_retinsn_type): New.
7184 (struct machine_function): New member return_type.
7185 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
7186 (cris_target_asm_function_epilogue): Remove, moving RTLified
7188 (cris_expand_epilogue): New function.
7189 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
7190 (cris_gen_movem_load, cris_load_multiple_op)
7191 (cris_return_address_on_stack_for_return, cris_expand_return): New
7193 (cris_target_asm_function_prologue)
7194 (cris_initial_frame_pointer_offset): Call
7195 cris_reg_saved_in_regsave_area instead of complicated expression.
7196 Call cris_return_address_on_stack instead of an expression.
7197 (cris_print_operand) <case 'o', case 'O'>: New cases.
7198 (cris_return_address_on_stack): Change return-type to bool.
7199 (cris_simple_epilogue): Ditto. Return false if registers are
7201 * config/cris/cris-protos.h (cris_simple_epilogue)
7202 (cris_return_address_on_stack): Adjust prototype return type.
7203 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
7204 (cris_return_address_on_stack_for_return): New prototypes.
7206 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7208 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
7209 gpr_or_int12_operand.
7211 * config/frv/frv-protos.h: Add a prototype to
7212 frv_legitimate_memory_operand and frv_const_unspec_p.
7213 (frv_unspec): Move from frv.c.
7214 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
7215 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
7216 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
7217 gpr_or_fpr_operand, gpr_or_int12_operand,
7218 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
7219 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
7220 int6_operand, int5_operand, uint5_operand, uint4_operand,
7221 uint1_operand, int_2word_operand, uint16_operand,
7222 upper_int16_operand, integer_register_operand,
7223 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
7224 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
7225 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
7226 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
7227 move_destination_operand, movcc_fp_destination_operand,
7228 frv_function_symbol_referenced_p, move_source_operand,
7229 condexec_dest_operand, condexec_source_operand,
7230 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
7231 const_unspec_operand, gpr_or_memory_operand,
7232 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
7233 icc_operand, fcc_operand, cc_operand, icr_operand,
7234 fcr_operand, cr_operand, call_operand, sibcall_operand,
7235 symbolic_operand, relational_operator,
7236 integer_relational_operator, float_relational_operator,
7237 ccr_eqne_operator, minmax_operator,
7238 condexec_si_binary_operator, condexec_si_media_operator,
7239 condexec_si_divide_operator, condexec_si_unary_operator,
7240 condexec_sf_conv_operator, condexec_sf_add_operator,
7241 condexec_memory_operand, intop_compare_operator, acc_operand,
7242 even_acc_operand, quad_acc_operand, accg_operand: Move to
7244 * config/frv/frv.h (PREDICATE_CODES): Remove.
7245 * config/frv/frv.md: Include predicates.md.
7246 * config/frv/predicates.md: New.
7248 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7251 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
7252 * tree-ssa-loop-ivopts.c: Include langhooks.h.
7253 (add_standard_iv_candidates_for_size): New function, extracting code
7254 from add_standard_iv_candidates and parameterizing it by type size.
7255 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
7257 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7259 * system.h (GCOV_SIZE_TYPE): Unposion.
7260 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
7261 (GCOV_TYPE_SIZE): ...this new macro.
7262 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
7263 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
7264 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
7265 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
7266 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
7267 instead of unsigned_intSI_type_node.
7268 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
7269 (rtl_gen_one_value_profiler_no_edge_manipulation)
7270 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
7271 * value-prof.c: Include coverage.h.
7273 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
7274 Diego Novillo <dnovillo@redhat.com>
7276 Fix PR tree-optimization/20703
7277 Fix PR tree-optimization/20725
7279 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
7280 (create_expression_by_pieces): Ditto.
7281 (valid_in_set): Ditto. Also handle tcc_declaration.
7282 (find_or_generate_expression): Handle comparison class.
7283 (insert_into_preds_of_block): Ditto.
7284 (insert_aux): Ditto.
7285 (create_value_expr_from): Handle comparison class, recursively
7286 handle reference nodes.
7287 (compute_avail): Handle comparison classes, rewrite a little cleaner.
7288 (execute_pre): Fix spacing.
7289 (do_fre): Renamed to execute_fre.
7291 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7293 * doc/invoke.texi (SPARC options): Document that
7294 -mlittle-endian is not supported on Linux either.
7296 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7300 * config.gcc (Obsolete configurations): Remove
7301 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
7302 (sparclite-*-coff*): Delete.
7303 (sparclite-*-elf*): Likewise.
7304 (sparc86x-*-elf*): Likewise.
7305 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
7306 * config/sparc/lite.h: Delete.
7307 * config/sparc/litecoff.h: Likewise.
7308 * config/sparc/liteelf.h: Likewise.
7309 * config/sparc/sp86x-elf.h: Likewise.
7310 * config/sparc/t-sparclite: Likewise.
7311 * config/sparc/t-sp86x: Likewise.
7313 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
7315 * config/s390/s390-protos.h: (s390_comparison,
7316 s390_alc_comparison, s390_slb_comparison, const0_operand,
7317 consttable_operand, larl_operand, s_operand,
7318 shift_count_operand, bras_sym_operand, load_multiple_operation,
7319 store_multiple_operation, s390_plus_operand): Remove prototypes.
7320 (s390_legitimate_address_without_index_p): New prototype.
7321 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
7323 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
7324 const0_operand, consttable_operand, larl_operand, s_operand,
7325 shift_count_operand, bras_sym_operand, load_multiple_operation,
7326 store_multiple_operation, s390_plus_operand): Move to
7328 (check_mode): Remove.
7329 (s390_branch_condition_mask): Remove 'static'. Move prototype to
7331 (s390_legitimate_address_without_index_p): New.
7332 * config/s390/s390.h (PREDICATE_CODES): Remove.
7333 * config/s390/s390.md: Include predicates.md.
7334 * config/s390/predicates.md: New.
7336 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7339 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
7340 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
7341 (NEED_INDICATE_EXEC_STACK): Define to 1.
7342 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
7343 (NEED_INDICATE_EXEC_STACK): Define to 1.
7344 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
7345 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
7346 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
7347 (pic_helper_emitted_p): New global.
7348 (emit_pic_helper): New function extracted from...
7349 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
7350 Do not call emit_pic_helper if delay_pic_helper is true.
7351 (sparc_expand_prologue): Pass 'false' to load_pic_register.
7352 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
7353 (sparc_file_end): New function.
7355 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7357 * config/mcore/mcore-protos.h: Remove the prototypes for
7358 mcore_arith_reg_operand, mcore_general_movsrc_operand,
7359 mcore_general_movdst_operand, mcore_reload_operand,
7360 mcore_arith_J_operand, mcore_arith_K_operand,
7361 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
7362 mcore_arith_K_S_operand, mcore_arith_imm_operand,
7363 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7364 mcore_literal_K_operand, mcore_addsub_operand,
7365 mcore_compare_operand, mcore_load_multiple_operation,
7366 mcore_store_multiple_operation, mcore_call_address_operand.
7367 Add a prototype for const_ok_for_mcore.
7368 * config/mcore/mcore.c (mcore_call_address_operand,
7369 mcore_general_movsrc_operand, mcore_general_movdst_operand,
7370 mcore_arith_reg_operand, mcore_reload_operand,
7371 mcore_arith_J_operand, mcore_arith_K_operand,
7372 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
7373 mcore_arith_M_operand, mcore_arith_imm_operand,
7374 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7375 mcore_literal_K_operand, mcore_addsub_operand,
7376 mcore_compare_operand, mcore_load_multiple_operation,
7377 mcore_store_multiple_operation): Move to predicates.md.
7378 (const_ok_for_mcore): Export.
7379 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
7380 * config/mcore/mcore.md: Include predicates.md.
7381 * config/mcore/predicates.md: New.
7383 * config/mcore/predicates.md: Fix a comment typo.
7385 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
7386 Adrian Straetling <straetling@de.ibm.com>
7388 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
7389 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
7390 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
7392 ("imul"): Removed from "type" attribute.
7393 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
7394 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
7395 Changed type to imulsi.
7396 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
7398 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7400 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
7401 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
7402 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
7403 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
7404 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
7405 (TARGET_SWITCHES, mcore_stack_increment_string)
7406 (TARGET_OPTIONS): Delete.
7407 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
7408 than *_BIT constants.
7409 (TARGET_8ALIGN): #undef old definition before redefining to 1.
7410 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
7411 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
7412 (mcore_override_options): Delete mcore_stack_increment code.
7413 Change use of M340_BIT to MASK_M340.
7414 * config/mcore/mcore.opt: New file.
7416 2005-04-04 Ian Lance Taylor <ian@airs.com>
7418 * config/arm/arm.c (replace_symbols_in_block): Remove static
7421 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7423 * config/fr30/fr30-protos.h: Remove the prototypes for
7424 stack_add_operand, add_immediate_operand,
7425 high_register_operand, low_register_operand, call_operand,
7426 di_operand, and nonimmediate_di_operand.
7427 * config/fr30/fr30.c (stack_add_operand,
7428 add_immediate_operand, high_register_operand,
7429 low_register_operand, call_operand, di_operand,
7430 nonimmediate_di_operand): Move to predicates.md.
7431 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
7432 * config/fr30/fr30.md: Include predicates.md.
7433 * config/fr30/predicates.md: New.
7435 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
7436 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
7437 mcore_call_address_operand.
7439 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
7440 general_movsrc_operand.
7442 2005-04-04 Alan Modra <amodra@bigpond.net.au>
7444 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
7447 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
7450 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
7453 2005-04-04 Richard Henderson <rth@redhat.com>
7454 Jakub Jelinek <jakub@redhat.com>
7456 PR rtl-optimization/16104
7457 * fold-const.c (fold_unary): Fix folding of vector conversions.
7459 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7461 * config.gcc (xstormy16-*-elf): Set extra_options.
7462 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
7463 * config/stormy16/stormy16.opt: New file.
7465 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7467 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
7468 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
7469 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
7470 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
7471 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
7472 (TARGET_UNIX_ASM): Delete.
7473 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
7474 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
7475 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
7476 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7477 * config/pdp11/pdp11.opt: New file.
7479 2005-04-03 Roger Sayle <roger@eyesopen.com>
7480 Alexandre Oliva <aoliva@redhat.com>
7483 * fold-const.c (non_lvalue): Split tests into...
7484 (maybe_lvalue_p): New function.
7485 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
7486 C++ front-end prior to lowering into gimple form.
7488 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7490 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
7491 BUILT_IN_STRNCASECMP): New.
7492 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
7495 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
7498 * arm.md (addsi3_compare0_for_combiner): Delete.
7499 (addsi3_compare0_scratch_for_combiner): Delete.
7500 (cmpsi_neg_shiftsi): Delete.
7501 (compare_negsi_si): New pattern.
7502 (cmpsi_negshiftsi_si): New pattern.
7503 (negated_cbranchsi4): Restrict to equality_operator.
7505 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7508 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7510 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7513 * doc/install.texi: Fix a typo.
7515 2005-04-03 Steven Bosscher <stevenb@suse.de>
7518 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7519 a computed goto if the edge to the computed goto block has
7520 incoming abnormal edges. Clarify how the function works.
7522 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7524 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7525 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7526 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7527 hash_scan_set, reg_set_between_after_reload_p,
7528 reg_used_between_after_reload_p, get_avail_load_store_reg,
7529 eliminate_partially_redundant_load): Likewise.
7530 * postreload.c (reload_cse_simplify_set,
7531 reload_combine_note_use): Likewise.
7532 * predict.c (predict_insn, expected_value_to_br_prob,
7533 propagate_freq, expensive_function_p): Likewise.
7534 * print-rtl.c (print_rtx): Likewise.
7535 * profile.c (instrument_edges, instrument_values,
7536 compute_branch_probabilities, branch_prob, union_groups,
7537 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7538 * protoize.c (in_system_include_dir, file_could_be_converted,
7539 file_normally_convertible, gen_aux_info_file, seek_to_line,
7540 do_cleaning): Likewise.
7541 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7542 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7543 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7545 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7547 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7548 * modulo-sched.c (undo_replace_buff_elem): New structure.
7549 (kernel_number_of_cycles, ps_unschedule_node,
7550 undo_generate_reg_moves,free_undo_replace_buff,
7551 undo_permute_partial_schedule, loop_single_full_bb_p,
7552 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7553 build_loops_structure, get_sched_window): New.
7554 (generate_reg_moves): Return undo_replace_buff_elem and other
7556 (generate_prolog_epilog): Remove old loop versioning.
7557 (sms_schedule): Use loop information and loop_version.
7558 (sms_schedule_by_order): Split part of it to get_sched_window.
7559 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7560 cfg_layout_finalize and free_dominance_info before/after SMS.
7562 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7564 * cfghooks.c (lv_flush_pending_stmts,
7565 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7566 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7567 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7568 lv_add_condition_to_bb,
7569 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7570 flush_pending_stmts): New in cfg_hooks structure.
7571 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7572 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7573 lv_add_condition_to_bb): New declarations.
7574 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7576 (loop_version): Declare.
7577 * cfgloopmanip.c (cfghooks.h): Include.
7578 (duplicate_loop_to_header_edge): Change return type to bool.
7579 (loop_version, lv_adjust_loop_entry_edge): Move here.
7580 * cfgrtl.c (cfgloop.h): Include.
7581 (rtl_verify_flow_info_1): Fix.
7582 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7583 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7585 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7586 tree_lv_add_condition_to_bb): New.
7587 (tree_cfg_hooks): Add new hooks to initialization.
7588 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7589 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7591 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7593 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7594 xstormy16_below100_or_register,
7595 xstormy16_splittable_below100_or_register, and
7596 nonimmediate_nonstack_operand.
7598 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7599 xstormy16_ineqsi_operator, equality_operator,
7600 inequality_operator, shift_operator,
7601 xstormy16_below100_operand, xstormy16_below100_or_register,
7602 xstormy16_splittable_below100_or_register,
7603 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7604 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7605 equality_operator, inequality_operator,
7606 xstormy16_below100_operand, xstormy16_below100_or_register,
7607 xstormy16_splittable_below100_or_register,
7608 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7609 nonimmediate_nonstack_operand, shift_operator): Move to
7611 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7612 * config/stormy16/stormy16.md: Include predicates.md.
7613 * config/stormy16/predicates.md: New.
7615 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7617 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7618 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7619 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7620 move_operand, power_of_2_operand): Move to predicates.md.
7621 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7622 PREDICATE_CODE): Remove.
7623 * config/iq2000/iq2000.md: Include predicates.md.
7624 * config/iq2000/predicates.md: New.
7626 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7628 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7629 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7630 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7631 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7632 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7633 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7634 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7635 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7636 (TARGET_M68HC11): Delete.
7637 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7638 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7639 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7640 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7641 (nb_soft_regs): Delete.
7642 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7643 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7644 and MASK_M6812 being set simultaneously. Change the code that sets
7645 the default m68hc11_soft_reg_count to use integers instead of strings.
7646 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7647 m68hc11_soft_reg_count (which now has an int type) as the number
7649 * config/m68hc11/m68hc11.opt: New file.
7651 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7653 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7654 fp_displacement_operand, sp_displacement_operand.
7656 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7658 Remove the prototypes for tst_operand, cmp_operand,
7659 stack_register_operand, d_register_operand,
7660 hard_addr_reg_operand, splitable_operand,
7661 m68hc11_logical_operator, m68hc11_arith_operator,
7662 m68hc11_non_shift_operator, m68hc11_shift_operator,
7663 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7664 non_push_operand, hard_reg_operand, and
7665 reg_or_some_mem_operand.
7666 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7668 (tst_operand, cmp_operand, non_push_operand,
7669 splitable_operand, reg_or_some_mem_operand,
7670 stack_register_operand, d_register_operand,
7671 hard_addr_reg_operand, hard_reg_operand,
7672 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7673 m68hc11_arith_operator, m68hc11_non_shift_operator,
7674 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7676 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7677 * config/m68hc11/m68hc11.md: Include predicates.md.
7678 * config/m68hc11/predicates.md: New.
7680 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7683 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7684 change checked in along with 2005-03-03's patch for debug/20253.
7685 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7686 (remap_decl): Insert type decl in map earlier.
7688 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7690 PR tree-optimization/20640
7691 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7692 post-dominator if it has phi nodes.
7693 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7694 before dead statements.
7696 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7699 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7701 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7703 PR rtl-optimization/20290
7704 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7705 in every iteration if the entry point is the exit test.
7707 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7709 * config/cris/cris.md (attribute "length"): Define.
7711 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7713 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7714 (word_offset_memref_operand): New.
7715 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7716 (indexed_or_indirect_operand): Delete.
7717 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7718 (indexed_or_indirect_operand): Delete.
7720 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7723 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7726 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7727 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7729 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7731 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7733 2005-04-01 Ian Lance Taylor <ian@airs.com>
7735 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7736 (rus, prus): Remove static variables.
7737 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7738 (process_command): Permit report_times and use_pipes together.
7740 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7742 * c-decl.c (validate_proto_after_old_defn): Look at
7743 TYPE_MAIN_VARIANT of argument types.
7745 2005-04-01 Paul Brook <paul@codesourcery.com>
7747 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7748 (arm_output_function_epilogue): Allow call_via_SP.
7749 (thumb_call_via_reg, arm_file_end): Ditto.
7750 * config/arm/arm.h (struct machine_function): Include space for SP.
7751 (thumb_call_via_label): Update declaration.
7753 2005-04-01 Ian Lance Taylor <ian@airs.com>
7755 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7756 doing a peephole optimization, once again put any notes in the
7759 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7761 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7763 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7765 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7766 (block_alloc, find_free_reg): Likewise.
7767 * loop-doloop.c (doloop_modify): Likewise.
7768 * loop-invariant.c (record_use): Likewise.
7769 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7770 get_iv_value, canon_condition, eliminate_implied_condition,
7771 eliminate_implied_condition, simplify_using_initial_values,
7772 shorten_into_mode, canonicalize_iv_subregs,
7773 iv_number_of_iterations): Likewise.
7774 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7775 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7776 unswitch_loop): Likewise.
7777 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7778 move_movables, replace_call_address, find_and_verify_loops,
7779 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7780 record_giv, final_giv_value, general_induction_var,
7781 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7782 loop_giv_dump): Likewise.
7784 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7785 GCOV_CHECK_WRITING): Remove.
7786 (gcov_position, gcov_rewrite): Use gcc_assert.
7787 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7788 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7789 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7792 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7794 * tree-inline.c: Fix a typo.
7796 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7798 * configure.ac (enable-checking): Explicitly set all variables for
7799 collective switch values. Alphabetize variables. Rename
7800 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7802 * doc/install.texi (enable-checking): Update documentation.
7803 * configure: Rebuilt.
7805 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7807 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7810 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7812 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7813 Also reject cases where this pattern will cause load delay stalls
7814 unless optimizing for size and it will produce a shorter sequence.
7815 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7816 variants to avoid pre-adjusting the base when possible.
7818 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7820 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7821 the frame and argument pointers.
7822 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7823 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7824 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7825 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7826 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7827 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7829 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7831 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7832 with entry for selectany attribute.
7833 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7835 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7836 (i386_pe_asm_named_section): Handle sections generated by
7837 selectany attribute.
7838 * doc/extend.texi (selectany): Document attribute.
7840 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7841 Jan Hubicka <jh@suse.cz>
7843 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7844 to fix addresses involving EBP and ESP.
7845 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7846 for SUBREGed registers.
7847 (legitimate_address_p): Accept SUBREGed registers.
7849 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7852 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7853 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7856 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7858 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7860 2005-04-01 James E Wilson <wilson@specifixinc.com>
7863 * dwarf2out.c (rtl_for_decl_init): New function.
7864 (rtl_for_decl_location): Extracted from here.
7865 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7866 add_const_value_attribute. Delete initializer_constant_valid_p call.
7868 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7870 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7871 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7872 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7873 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7874 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7875 config/i386/i386.md, config/rs6000/predicates.md,
7876 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7877 config/s390/s390.c, config/stormy16/stormy16.c,
7878 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7881 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7884 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7885 COND_EXPR and CALL_EXPR.
7887 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7890 * genautomata.c (first_cycle_unit_presence): Check all alternative
7891 states for unit presence.
7893 * doc/md.texi: Remove remark about impossibility to query unit
7894 presence in non nondeterministic automaton state.
7896 * config/ia64/ia64.c (get_template): Change order of unit querying.
7898 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7900 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7903 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7905 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7906 flag for edges outside any loops.
7908 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7910 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7912 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7914 * tree-ssa-alias.c: Follow spelling conventions.
7915 * doc/tree-ssa.texi: Fix a typo.
7917 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7919 * postreload-gcse.c: Include target.h.
7920 (gcse_after_reload_main): Return early if we cannot modify jumps.
7921 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7923 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7925 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7926 expensive operations.
7928 2005-03-31 Ian Lance Taylor <ian@airs.com>
7930 * collect2.c (lderrout): New variable.
7931 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7932 if it is set, to stderr.
7933 (handler): Unlink lderrout if it is set.
7934 (dump_file): Add "to" parameter. Change all callers.
7935 (main): Initialize lderrout.
7936 (collect_execute): Add errname parameter. Change all callers.
7937 Rename redir parameter to outname. Never pass
7938 PEX_STDERR_TO_STDOUT to pex_run.
7939 * collect2.h (collect_execute, dump_file): Update declarations.
7940 * tlink.c (tlink_execute): Add errname parameter. Change all
7942 (do_tlink): Check lderrout as well as ldout.
7944 2005-03-31 Caroline Tice <ctice@apple.com>
7946 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7947 (bb-reorder.o): Add errors.h to list of requirements.
7948 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7949 profiledbootstrap flags.
7950 * bb-reorder.c (errors.h): Add new include.
7951 (struct bbro_basic_block_data_def): Add new field, in_trace.
7952 (add_unlikely_executed_notes): Remove function.
7953 (mark_bb_for_unlikely_executed_section): Remove function.
7954 (insert_section_boundary_note): New function.
7955 (verify_hot_cold_block_grouping): New function.
7956 (push_to_next_round_p): Remove variables and tests that push all
7957 cold blocks to last round.
7958 (find_traces): Remove code that added extra round of trace finding
7959 when doing partitioning.
7960 (find_traces_1_round) : Remove variable last_round; add code to
7961 update new struct field, in_trace; correct trace_length where it was
7962 incorrect before (after call to copy_bb); change code that pushed all
7963 cold blocks to last round. Instead verify that all blocks going into
7964 a trace belong in the same partition.
7965 (connect_traces): Modify to connect the traces in two passes, if the
7966 function contains both hot and cold blocks. The first pass connects
7967 all the traces for blocks in the partition that the first block in
7968 the function belongs to; the second pass connnects all the traces
7969 containing blocks that belong in the other partition.
7970 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7971 code that automatically put the first block in a function into the
7972 hot partition if the function had any hot blocks.
7973 (fix_crossing_unconditional_branches): Check number of succ edges
7974 before attempting to get one.
7975 (fix_edges_for_rarely_executed_code): Update comment describing
7977 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7978 remove call to add_unlikely_executed_notes; add call to
7979 verify_hot_cold_block_grouping.
7980 (duplicate_computed_gotos): Don't change computed goto if it's a
7982 (partition_hot_cold_basic_blocks): Update function comment.
7983 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7985 (try_forward_edges): Likewise.
7986 (merge_blocks_move_predecessor_nojumps): Likewise.
7987 (merge_blocks_move_successor_nojumps): Likewise.
7988 (merge_blocks_move): Likewise.
7989 (try_crossjump_bb): Likewise.
7990 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7991 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7992 notes to cold bb's; remove call to update_unlikely_executed_notes.
7993 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7994 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7995 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7996 function declaration.
7997 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7999 (rtl_can_merge_blocks): Remove redundancy from condition.
8000 (try_redirect_by_replacing_jump): Likewise.
8001 (force_nonfallthru_and_redirect): Remove code for adding
8002 UNLIKELY_EXECUTED_CODE notes to cold bb's.
8003 (commit_one_edge_insertion): Likewise.
8004 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
8005 * dbxout.c (FORCE_TEXT): Replace function_section with
8006 current_function_section.
8007 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
8008 function, switch_text_section.
8009 (struct xcoff_debug): Likewise.
8010 (dbxout_function_end): Add code to put out label diffs for both
8011 hot and cold sections.
8012 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
8013 for new debug_hooks funciton, switch_text_section..
8014 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
8015 switch_text_section.
8016 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
8017 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
8018 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
8019 dw_fde_switched_sections.
8020 (output_call_frame_info): Add test to see if function switches text
8021 sections in the middle; if so, use appropriate extra hot and cold
8022 section labels to compute size deltas for the hot and cold sections.
8023 (dwarf2out_begin_prologue): Add code to initialize new fields in
8025 (dwarf2out_switch_text_section): New function (invoked through
8026 debug_hook); updates new fields in dw_fde_struct appropriately and
8027 increments separate_line_info_table_in_use.
8028 (dwarf2_debug_hooks): Initialize switch_text_section function to be
8029 dwarf2out_switch_text_section.
8030 (struct var_loc_node): Add new field, section_label.
8031 (output_aranges): Add code to check whether in hot or cold section and
8032 use the appropriate label in calculating deltas.
8033 (output_ranges): Likewise.
8034 (output_line_info): Add code to check which section we're in and
8035 use appropriate hot/cold label.
8036 (add_location_or_constant_value_attribute): Likewise.
8037 (gen_subprogam_die): Modify arange attributes to use correct labels.
8038 (dwarf2out_begin_block): Change call to function_section into call to
8039 current_function_section.
8040 (dwarf2out_end_block): Likewise.
8041 (dwarf2out_source_line): Likewise.
8042 (dwarf2out_var_location): Add code to check whether in hot or cold
8043 section and use the appropriate label.
8044 * except.c (output_function_exception_table): Change call to
8045 function_section into call to current_function_section.
8046 * final.c (profile_function): Likewise.
8047 (scan_ahead_for_unlikely_executed_note): Remove function.
8048 (final_scan_insn): Remove calls to
8049 scan_ahead_for_unlikely_executed_note, and related code for switching
8050 to cold section, except for the single time
8051 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
8052 debug_hooks->switch_text_sections; replace appropriate calls to
8053 function_section with calls to current_function_section.
8054 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
8055 test_bb to condition.
8056 (find_if_case_2): Likewise.
8057 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
8058 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
8059 * opts.c (decode_options): Change warning about hot/cold partitioning
8060 with exceptionss to inform (so as not to cause bootstrap failures);
8061 remove warning about partitioning with DWARF debug info.
8062 * output.h (current_function_section): Add new function decl.
8063 (insert_section_boundary_note): Likewise.
8064 (enum in_section): Move this declaration here from varasm.c.
8065 (unlikely_section_label): Likewise.
8066 (unlikely_text_section_name): Likewise.
8067 (last_text_section_name): New global variable.
8068 (last_text_section): Likewise.
8069 (hot_section_label): Likewise.
8070 (hot_section_end_label): Likewise.
8071 (cold_section_end_label): Likewise.
8072 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
8073 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
8074 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
8075 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
8076 insn from consideration.
8077 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
8078 switch_text_section.
8079 * varasm.c (basic-block.h): Add new include.
8080 (unlikely_section_label_printed): Remove global variable.
8081 (unlikely_section_label): Make global variable not be static any more.
8082 (unlikely_text_section_name): Likewise.
8083 (hot_section_end_label): New global variable (not static)
8084 (first_function_block_is_cold): Likewise.
8085 (hot_section_label): Likewise.
8086 (cold_section_end_label): Likewise..
8087 (last_text_section): New global variable, not static.
8088 (last_text_section_name): New global variable, not static.
8089 (initialize_cold_section_name): New function.
8090 (enum in_section): Move declaration to output.h.
8091 (text_section): Update last_text_section.
8092 (unlikely_text_section): Replace code to determine cold section name
8093 with call to initialize_cold_section_name; Add code to update
8094 last_text_section; remove code for printing out label.
8095 (named_section_real): Add code to update last_text_section and
8096 last_text_section_name as appropriate.
8097 (function_section): Change test for 'unlikely' to depend on
8098 first_function_block_is_cold (moved old test to
8099 current_function_section).
8100 (current_function_section): New function.
8101 (assemble_start_function): Move code that frees
8102 unlikely_text_section_name; initialize hot_section_end_label;
8103 print hot and cold section labels at the start of the function;
8104 set first_function_block_is_cold, if appropriate; initialize l
8105 ast_text_section; add call to insert_section_boundary_note.
8106 (assemble_end_function): Add code to write out hot and cold section
8108 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
8109 switch_text_section.
8110 * config/darwin.c (machopic_select_section): Replace incorrect
8111 function in base_funs; update reloc for cold sections if necessary.
8112 * config/darwin.h (SECTION_FUNCTION): Add code to update
8113 last_text_section if appropriate.
8114 (text_unlikely_section): Remove.
8115 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
8116 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
8117 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
8118 partitioning for this architecture.
8120 2005-03-31 Olivier Hainque <hainque@adacore.com>
8122 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
8123 defined and non-zero.
8125 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
8128 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
8131 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8134 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
8135 label operand. Remove (use (unspec..)). Don't emit a label on
8137 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
8138 generate inline label for load_toc_v4_PIC_1b.
8139 (rs6000_emit_load_toc_table): Likewise.
8141 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8143 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
8144 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
8146 2005-03-29 Devang Patel <dpatel@apple.com>
8148 * tree-sra.c (decide_block_copy): Disable scalarization of
8151 2005-03-30 Stuart Hastings <stuart@apple.com>
8152 Dale Johannesen <dalej@apple.com>
8154 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
8155 * print-tree.c (print_node): Add case STATEMENT_LIST.
8157 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8159 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
8160 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
8161 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
8162 is given with "powerpc64*" or "all", or when --with-cpu chooses
8165 2005-03-30 James E. Wilson <wilson@specifixinc.com>
8168 * dwarf2out.c (add_high_low_attributes): New function, extracted from
8169 gen_lexical_block_die.
8170 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
8172 2005-03-31 Jan Hubicka <jh@suse.cz>
8174 2004-11-02 Jan Hubicka <jh@suse.cz>
8176 * cgraph.c (cgraph_varpool_node_name): New function.
8177 (dump_cgraph_varpool_node): New function.
8178 (dump_varpool): New function.
8179 * cgraphunit.c (cgraph_optimize): Dump varpool.
8181 2004-10-16 Jan Hubicka <jh@suse.cz>
8183 * cgraph.c (decide_is_variable_needed): New function.
8184 (cgraph_varpool_finalize_decl): Use it.
8185 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
8187 * final.c (output_addr_const): Do not call mark_referenced.
8188 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
8189 always go via cgraph.
8190 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
8191 (check_global_declarations): Ifdef out code clearing DECL_RTL.
8192 * tree-optimize.c (execute_inline): Mark functions called.
8193 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
8195 2004-10-11 Jan Hubicka <jh@suse.cz>
8197 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
8198 (cgraph_varpool_last_needed_node): New static variable.
8199 (enqueue_needed_varpool_node): Break out from ...; add items to the
8200 end of queue; update first pointers.
8201 (cgraph_varpool_mark_needed_node): ... here.
8202 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
8203 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
8204 * cgraph.h (cgraph_varpool_node): Add analyzed field.
8205 (cgraph_varpool_first_unanalyzed_node): Declare.
8206 * cgraphunit.c: Include output.h.
8207 (cgraph_varpool_analyze_pending_decls): New function.
8208 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
8209 for errors, analyze pending decls.
8210 (cgraph_finalize_compilation_unit): Only analyze decls.
8211 (cgraph_optimize): Assemble the decls after expanding.
8213 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
8215 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
8216 subvars get marked properly in tags for grouping.
8217 (add_pointed_to_var): Mark only actual pointed to
8218 variables/subvars in addresses needed.
8219 (create_overlap_variables_for): Clear call clobbered on original
8221 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
8222 addresable vars with subvars into list.
8223 * tree-ssa.c (verify_ssa_name): Verify original is not used where
8226 2005-03-30 Richard Henderson <rth@redhat.com>
8228 * cgraph.h (struct cgraph_node): Add alias.
8229 * varasm.c (assemble_alias): Set it.
8230 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
8231 avoid calling cgraph_expand_function.
8233 2005-03-30 Tom Tromey <tromey@redhat.com>
8235 * tree.def (FILE_TYPE): Removed.
8236 * typeclass.h (enum type_class): Removed file_type_class.
8237 * dwarf2out.c (is_base_type): Updated.
8238 (gen_type_die): Likewise.
8239 * dbxout.c (dbxout_type): Updated.
8240 * builtins.c (type_to_class): Updated.
8241 * tree.c (type_contains_placeholder_1): Updated.
8242 * config/sparc/sparc.c (sparc_type_code): Updated.
8243 * config/ia64/ia64.c (hfa_element_mode): Updated.
8244 * expr.c (count_type_elements): Updated.
8245 * stor-layout.c (layout_type): Updated.
8246 * tree-inline.c (remap_type): Updated.
8247 * tree-pretty-print.c (dump_generic_node): Updated.
8249 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
8251 * builtins.c (expand_builtin_powi): Fix mode of
8252 2nd argument to match int.
8253 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
8254 2nd argument type to int.
8255 * libgcc2.c: Change prototype of __powi* functions to use
8258 2005-03-30 Dale Johannesen <dalej@apple.com>
8261 * calls.c (expand_call): Flush pending deferrals before
8264 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8268 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
8269 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
8270 c_label_context, label_context_stack): New.
8271 * c-decl.c (define_label): Check for jumps into statement
8272 expressions. Add label to list of defined labels.
8273 (start_function): Push context on label_context_stack.
8274 (finish_function): Pop context from label_context_stack.
8275 * c-typeck.c (label_context_stack): New.
8276 (c_finish_goto_label): Check for jumps into statement
8277 expressions. Add label to list of jumped to labels.
8278 (struct c_switch): Add blocked_stmt_expr.
8279 (c_start_case): Initialize it.
8280 (do_case): Check it.
8281 (c_finish_case): Verify !blocked_stmt_expr.
8282 (c_begin_stmt_expr): Push context on label_context_stack.
8283 Increment blocked_stmt_expr. Mark labels jumped to from outside
8285 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
8286 defined in the statement expression and no longer jumpable to.
8287 Mark labels jumped to from just outside the statement expression
8288 as again definable. Pop context from label_context_stack.
8289 * doc/extend.texi (Statement Exprs): Update.
8291 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8294 * c-decl.c (start_function): Check for old_decl being
8297 2005-03-30 Ian Lance Taylor <ian@airs.com>
8299 * final.c (final): Remove prescan parameter. Change all callers.
8300 (final_scan_insn): Remove prescan parameter. Change all callers.
8302 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
8304 * tree-vectorizer.c: Fix comment typos.
8306 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
8308 * tree-scalar-evolution.c (instantiate_parameters_1): Return
8309 as soon as a chrec_dont_know is detected.
8311 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
8313 Merge from csl-arm-branch.
8314 2004-02-12 Mark Mitchell <mark@codesourcery.com>
8316 * tlink.c (recompile_files): Do not assume that "rename" can
8317 overwrite an existing file.
8319 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
8321 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
8322 * gcc/configure: Regenerate.
8324 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8326 * doc/install.texi: Update binutils requirement for powerpc*-linux.
8328 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
8330 * calls.c (struct arg_data): Update "partial" comment.
8331 (load_register_parameters): Update "nregs" comment.
8333 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8335 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
8336 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
8337 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
8338 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
8339 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
8340 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
8341 than target_flags & 0.
8342 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
8343 (iq2000_arch, iq2000_parse_cpu): Delete.
8344 (TARGET_HANDLE_OPTION): Override default.
8345 (iq2000_handle_option): New function.
8346 (override_options): Remove -march= and -mcpu= handling.
8347 * config/iq2000/iq2000.opt: New file.
8349 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8351 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
8352 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
8353 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
8354 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
8355 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
8356 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
8357 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
8358 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
8359 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
8360 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
8361 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
8362 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
8363 (c4x_rpts_cycles_string, c4x_cpu_version_string)
8364 (TARGET_OPTIONS): Delete.
8365 (c4x_rpts_cycles, c4x_cpu_version): Declare.
8366 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
8367 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
8368 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
8369 (c4x_cpu_version_string): Delete.
8370 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8371 (c4x_handle_option): New function. Map -m3x and -m4x options to the
8372 equivalent -mcpu= option.
8373 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
8374 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
8375 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
8376 or clearing the appropriate MASK_* bit.
8377 (c4x_file_start): Use c4x_cpu_version.
8378 * config/c4x/c4x.opt: New file.
8380 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8382 * doc/options.texi: Document the new MaskExists flag.
8383 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
8384 if the option has the MaskExists flag.
8386 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8388 * opt-functions.awk (flag_set_p, test_flag): New functions.
8389 (switch_flags): Use them.
8390 * opth-gen.awk: Use flag_set_p to check for flags.
8391 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
8393 2005-03-30 Ian Lance Taylor <ian@airs.com>
8395 * config.host (i[34567]86-*-mingw32*): Don't set
8396 host_can_use_collect2 to no.
8398 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8401 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
8402 Remove convert_memory_address call duplicating that in memory_address.
8404 2005-03-29 Richard Henderson <rth@redhat.com>
8407 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
8408 (build_compound_literal): Likewise. Propagate decl type into the
8410 (finish_decl): Likewise. Use new return value from complete_array_type
8411 for zero sized arrays.
8412 (complete_array_type): Move ...
8413 * c-common.c (complete_array_type): ... here. Change first argument
8414 to pointer-to-type-node. Consistently use sizetype for the index
8415 except for zero sized arrays. Detect zero sized arrays for pedantic
8416 mode diagnostics. Create a new type node instead of modifying the
8418 * c-tree.h (complete_array_type): Move decl ...
8419 * c-common.h (complete_array_type): ... here.
8421 2005-03-29 Richard Henderson <rth@redhat.com>
8424 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
8426 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
8428 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
8429 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
8430 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
8431 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
8433 2005-03-29 Eric Christopher <echristo@redhat.com>
8435 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
8436 truthvalue conversion removal.
8438 2005-03-29 Ian Lance Taylor <ian@airs.com>
8441 * collect2.c: Never include <vfork.h>.
8442 (VFORK_STRING, vfork): Don't define.
8443 (pid): Remove global variable.
8444 (handler): Call raise instead of kill (getpid(), ...).
8445 (collect_wait): Add pex parameter. Change all callers. Use
8446 pex_get_status rather than pwait.
8447 (do_wait): Add pex parameter. Change all callers.
8448 (collect_execute): Return struct pex_obj * rather than void. Use
8449 pex routines rather than pexecute.
8450 (fork_execute): Get pex_obj from collect_execute, and pass it to
8452 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
8453 Only declare quit_handler if SIGQUIT is defined.
8454 (scan_libraries): Likewise.
8455 * collect2.h (collect_execute): Update declaration.
8456 (collect_wait): Update declaration.
8457 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
8458 pass it to collect_wait.
8460 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
8463 * c-parser.c (c_parser_compound_statement_nostart): Give error
8464 message for EOF instead of just setting parser->error.
8466 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
8468 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
8469 (slpeel_update_phi_nodes_for_guard1): New function.
8470 (slpeel_update_phi_nodes_for_guard2): New function.
8471 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
8472 of slpeel_update_phi_nodes_for_guard.
8473 (vectorize_loops): Remove call to loop_closed_rewrite.
8474 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
8477 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
8479 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
8480 (TARGET_LITTLE_ENDIAN): New macro.
8481 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
8482 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
8483 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8484 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
8485 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
8486 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
8487 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
8488 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
8489 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
8490 (TARGET_OPTIONS): Delete.
8491 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
8492 (CACHE_FLUSH_TRAP): Turn into an integer.
8493 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
8494 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
8495 -mflush-trap is in use.
8496 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
8497 (m32r_cache_flush_trap_string): Delete.
8498 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8499 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8500 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8501 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8502 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8503 -mmodel= and -msdata= handling from...
8504 (m32r_init): ...here.
8505 * config/m32r/m32r.opt: New file.
8507 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8509 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8510 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8511 * tree-vect-analyze.c (vect_object_analysis): additional parm
8512 pass back a "struct ptr_info_def *" with the points-to info.
8513 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8514 statement using info returned from vect_object_analysis.
8515 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8516 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8517 for virtual uses and defs when creating a replacement vector
8518 reference. Call duplicate_ssa_name_ptr_info to define points-to
8519 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8520 (vectorizable_store): copy_virtual_operands and update
8521 definition statements.
8522 (vectorizable_load): copy_virtual_operands. Remove call to
8523 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8524 * tree-vectorizer.c (vectorize_loops): Remove calls to
8525 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8526 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8527 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8528 define macro STMT_VINFO_PTR_INFO for use in accessing.
8529 * tree.h add export of duplicate_ssa_name_ptr_info.
8530 * rs6000.c (altivec_init_builtins): Declare builtin function
8531 __builtin_altivec_mask_for_load to be "const".
8533 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8536 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8537 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8538 assemble_variable on aliases.
8539 * varasm.c (assemble_alias): Set node->alias.
8540 * toplev.c (wrapup_global_declarations): Don't call
8541 rest_of_decl_compilation on aliases again.
8543 2005-03-29 Paul Brook <paul@codesourcery.com>
8545 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8546 * config/arm/arm.c (arm_dbx_register_number): New function.
8547 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8549 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8552 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8553 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8555 2005-03-29 Dale Johannesen <dalej@apple.com>
8557 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8558 $(TREE_H) and $(COVERAGE_H).
8559 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8560 * opts.c (common_handle_option): Enable tree-based value transforms.
8561 * toplev.c (process_options): Ditto.
8562 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8563 refers to references to this type.
8564 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8565 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8566 for may_be_more, may_be_less.
8567 (rtl_gen_pow2_profiler): Adjust.
8568 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8569 (rtl_gen_one_value_profiler): Adjust.
8570 (rtl_gen_const_delta_profiler): Adjust.
8571 * tree-profile.c (tree_gen_interval_profiler): Implement.
8572 (tree_gen_pow2_profiler): Ditto.
8573 (tree_gen_one_value_profiler): Ditto.
8574 (tree_profiling): New.
8575 (pass_tree_profile): Reference it.
8576 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8578 (insn_divmod_values_to_profile): Rename to
8579 rtl_divmod_values_to_profile. Adjust.
8580 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8581 (insn_prefetch_values_to_profile): Adjust.
8582 (rtl_value_profile_transformations): Adjust.
8583 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8584 (gen_mod_pow2): Rename to rtl_mod_pow2.
8585 (gen_mod_subtract): Rename to rtl_mod_subtract.
8586 (divmod_fixed_value_transform): Rename to
8587 rtl_divmod_fixed_value_transform.
8588 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8589 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8590 (rtl_find_values_to_profile): Adjust.
8591 (tree_value_profile_transformations): Implement.
8592 (tree_divmod_values_to_profile): New.
8593 (tree_values_to_profile): New.
8594 (tree_divmod_fixed_value): New.
8595 (tree_mod_pow2): New.
8596 (tree_mod_subtract): New.
8597 (tree_divmod_fixed_value_transform): New.
8598 (tree_mod_pow2_value_transform): New.
8599 (tree_mod_subtract_transform): New.
8600 (tree_find_values_to_profile): Implement.
8601 * profile.c (instrument_values): Free histograms.
8602 (compute_value_histograms): Adjust. Implement tree version.
8604 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8606 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8607 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8608 variable. Output "fldcw" depending on round_mode.
8609 * config/i386/i386.md (UNSPEC_FIST): New.
8610 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8611 New isns patterns to implement lrint and llrint built-ins as x87
8613 (fistdi2, fist<mode>2 splitters): New splitters.
8614 (lrint<mode>2): New expanders.
8616 2005-03-28 Ian Lance Taylor <ian@airs.com>
8618 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8619 0 when calling final_scan_insn.
8621 2005-03-28 Jan Hubicka <jh@suse.cz>
8624 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8627 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8628 types where possible.
8630 2005-03-26 Per Bothner <per@bothner.com>
8632 Make -f[no-]show-column also control non-cpp diagnostics.
8633 * c.opt (fshow-column): Move option from here ...
8634 * common.opt (fshow-column): ... to here.
8635 * diagnostic.c (diagnostic_build_prefix): Only print column number
8636 if flag_show_column.
8638 2005-03-27 Steven Bosscher <stevenb@suse.de>
8640 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8641 vax_output_conditional_branch): New prototypes.
8642 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8643 extracted from vax.md mov and add patterns.
8644 (vax_output_conditional_branch): New function to output conditional
8645 branch instructions.
8646 * vax.md: Use mode macros for arithmetic and mov patterns.
8647 Use code macros for the jump patterns.
8649 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8651 * Makefile.in (libbackend.o): Depend on version files;
8652 add custom generation command.
8654 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8657 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8658 sure that we have a REG before getting its REGNO.
8660 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8662 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8663 * builtins.def (BUILT_IN_STRNDUP): New.
8665 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8667 PR tree-optimization/20470
8668 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8671 2005-03-25 Mike Stump <mrs@apple.com>
8673 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8676 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8678 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8679 Use our own structure definitions.
8681 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8682 (fix_truncdfsi2): Allow registers or memory as destination.
8683 When TARGET_PPC_GFXOPT, generate simplified pattern.
8684 (fix_truncdfsi2_internal): Use define_insn_and_split.
8685 (fix_truncdfsi2_internal_gfxopt): New.
8686 (fctiwz): Don't confuse register allocation by giving it no choices.
8688 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8689 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8690 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8691 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8693 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8695 * dominance.c (free_dominance_info): Speed up by freeing et
8696 data structures without maintaining other nodes.
8697 * et-forest.c (et_free_tree_force): New.
8698 * et-forest.h: Add a prototype for et_free_tree_force.
8700 * tree.c (get_set_constructor_bits,
8701 get_set_constructor_bytes): Remove.
8702 * tree.h: Remove the corresponding prototypes.
8704 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8707 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8708 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8709 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8710 PRE_DEC, NEG and NOT.
8712 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8714 * fold-const.c: Convert uses of fold (build (...)) to
8717 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8719 PR rtl-optimization/20249
8720 * cse.c (insert_regs): Do not record equivalence of registers in
8723 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8725 * emit-rtl.c (reverse_comparison): Remove.
8726 * rtl.h: Remove the corresponding prototype.
8728 2005-03-24 James E Wilson <wilson@specifixinc.com>
8730 * doc/install.texi (--enable-altivec): Delete docs.
8732 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8734 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8735 SFmode and DFmode before reload when
8736 flag_unsafe_math_optimizations not enabled.
8738 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8740 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8742 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8743 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8745 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8747 * configure.ac (enable-checking): Add 'runtime' option.
8748 * doc/install.texi (enable-checking): Document 'runtime' checking.
8749 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8750 * config.in: Regenerated.
8751 * configure: Regenerated.
8753 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8755 * optabs.h (enum optab_index): Remove OTI_llrint.
8756 (llrint_optab): Remove macro.
8757 * optabs.c (init_optabs): Remove llrint_optab initialization.
8758 * genopinit.c (optabs): Remove llrint_optab implementation.
8759 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8762 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8764 PR rtl-optimization/20532
8765 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8766 overflow when adding coefficients for PLUS or MINUS.
8767 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8770 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8772 * langhooks.h (truthvalue_conversion): Remove.
8773 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8774 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8775 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8776 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8777 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8779 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8781 * params.def: Fix a typo.
8782 * config/mips/mips.c: Follow the spelling convensions.
8783 * doc/invoke.texi: Fix typos.
8785 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8787 Fix PR tree-optimization/20601
8789 * tree-ssa-pre.c (insert_aux): Add missing condition to
8792 2005-03-23 Ian Lance Taylor <ian@airs.com>
8794 * final.c (final_scan_insn): Don't remove no-op instructions.
8795 * reload1.c (reload): Remove simple no-op instructions even when
8798 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8800 PR tree-optimization/20501
8801 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8802 reporting that peeling for alignment is applied moved to...
8803 * (vect_analyze_data_refs_alignment): Here.
8805 2005-03-23 Ian Lance Taylor <ian@airs.com>
8807 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8809 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8811 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8812 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8814 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8816 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8817 imply that this is called once, independent of asms in code.
8818 Adjust to now being pased output and input lists. Mention helper
8819 function decl_overlaps_hard_reg_set_p.
8820 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8821 hook_tree_tree_identity and to take three trees, returning third.
8822 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8824 * stmt.c: include hard-reg-set.h before tree.h.
8825 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8826 (decl_conflicts_with_clobbers_p): Call
8827 decl_overlaps_hard_reg_set_p.
8828 (expand_asm_operands): Pass output and input lists in call to
8829 targetm.md_asm_clobbers.
8830 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8831 hook_tree_tree_tree_tree_3rd_identity.
8832 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8834 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8835 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8836 parameters, first two unused.
8837 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8838 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8839 in constraint letters and MOF is not mentioned as a asm-declared
8840 register in neither of the input and output lists.
8842 2005-03-23 DJ Delorie <dj@redhat.com>
8844 * optabs.c (expand_binop): Make sure the first subword's result
8847 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8849 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8850 Call c_common_truthvalue_conversion rather than
8851 lang_hooks.truthvalue_conversion.
8852 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8853 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8855 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8856 c_common_truthvalue_conversion.
8857 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8858 c_parser_conditional_expression, c_parser_binary_expression): Call
8859 c_objc_common_truthvalue_conversion.
8860 * c-typeck.c (build_unary_op): Call
8861 c_objc_common_truthvalue_conversion.
8862 (build_conditional_expr): Do not call
8863 lang_hooks.truthvalue_conversion.
8864 (build_binary_op): Call c_common_truthvalue_conversion.
8865 (c_objc_common_truthvalue_conversion): Moved from
8866 c-objc-common.c. Call default_function_array_conversion instead
8867 of default_conversion.
8869 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8871 * c-common.h (default_conversion): Remove.
8872 (perform_integral_promotions): Add.
8873 * c-tree.h (default_conversion): Add.
8874 * c-typeck.c (perform_integral_promotions): New, split out from
8876 * c-common.c (check_case_value): Use perform_integral_promotions,
8877 not default_conversion.
8878 (c_add_case_label): Don't continue processing case label after
8879 found to be pointer.
8881 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8883 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8884 the prefix list if we have already added a multilib directory
8886 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8889 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8891 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8893 * reload.h: Remove the prototype for indirect_symref_ok.
8895 * reload1.c (indirect_symref_ok): Make it global.
8896 * reload.h: Add a prototype for indirect_symref_ok.
8898 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8900 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8903 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8905 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8907 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8909 * c-opts.c (c_common_parse_file): Only start/end main source file
8910 if debug hooks says the writer wants it.
8911 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8913 (xcoff_debug_hooks): Ditto.
8914 * debug.c (do_nothing_hooks): Ditto.
8915 * debug.h (gcc_debug_hooks): Ditto.
8916 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8917 * sdbout.c (sdb_debug_hooks): Ditto.
8918 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8920 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8922 * doc/extend.texi: Deprecate C++ min/max operators.
8924 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8926 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8927 artificial original candidates.
8929 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8930 Jan Hubicka <jh@suse.cz>
8931 Steven Bosscher <stevenb@suse.de>
8933 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8934 call cost based on argument sizes.
8935 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8937 * params.def: (max-inline-inssn-single): Set to 450.
8938 (max-inline-insns-auto): Set to 90.
8939 (max-inline-insns-recursive): Set to 450
8940 (max-inline-insns-recursive-auto): Set to 450.
8941 (large-function-insns): Set to 2700.
8942 (inline-call-cost): New parameter.
8943 * tree-inline.c (estimate_move_cost): New function.
8944 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8945 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8947 * tree-inline.h (estimate_move_cost): Declare.
8948 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8949 (max-inline-insns-auto): Change default to 90.
8950 (max-inline-insns-recursive): Change default to 450
8951 (max-inline-insns-recursive-auto): Change default to 450.
8952 (large-function-insns): Change default to 2700.
8953 (inline-call-cost): Document new parameter.
8955 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8957 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8958 (TARGET_DEFAULT): Delete.
8959 * config/i860/i860.opt: New file.
8961 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8963 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8964 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8965 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8966 (frv_sched_lookahead): Delete.
8967 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8968 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8969 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8970 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8971 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8972 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8973 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8974 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8975 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8976 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8977 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8978 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8979 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8980 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8981 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8982 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8983 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8984 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8985 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8986 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8987 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8988 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8989 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8990 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8991 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8992 (frv_sched_lookahead): Delete.
8993 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8994 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8995 (frv_handle_option): New function. Move -mcpu= handling from...
8996 (frv_override_options): ...here. Remove handling of other
8998 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8999 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
9000 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
9001 and TARGET_NO_MULTI_CE.
9002 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
9003 !TARGET_VLIW_BRANCH.
9004 * config/frv/frv.opt: New file.
9006 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9008 * fold-const.c (fold_ternary): Take decomposed arguments of
9010 (fold): Update a call to fold_ternary.
9012 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
9013 * tree.h: Add corresponding prototypes.
9015 2005-03-22 Jakub Jelinek <jakub@redhat.com>
9018 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
9019 between jump table and its label.
9020 * final.c (shorten_branches): Handle notes in between ADDR_VEC
9021 resp. ADDR_DIFF_VEC and the label preceeding it.
9022 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
9023 is emitted in the right section.
9025 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9027 * fold-const.c (fold_unary, fold_binary): Update comments
9030 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
9032 PR rtl-optimization/20527
9033 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
9034 REG_INC note, test that the register also isn't mentioned in PRED
9037 2005-03-22 Ben Elliston <bje@au.ibm.com>
9039 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
9042 2005-03-21 Mike Stump <mrs@apple.com>
9044 * varasm.c (default_assemble_visibility): Remove extra ().
9046 2005-03-21 Roger Sayle <roger@eyesopen.com>
9049 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
9050 to determine whether a block can be duplicated, rather than test
9051 whether the block contains noncopyable insns ourselves.
9053 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9055 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
9058 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9060 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
9062 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9064 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
9065 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
9066 * config/fr30/fr30.opt: New file.
9068 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
9070 Fix PR tree-optimization/20542
9072 * tree-flow-inline.h (overlap_subvar): Move to here.
9073 * tree-ssa-operands.c: From here.
9074 * tree-flow.h (overlap_subvar): Declare.
9075 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
9076 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
9077 for variables with subvars.
9079 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
9082 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
9083 * modulo-sched.c (const_iteration_count): Return on NULL
9085 (print_node_sched_params): Return on NULL dump_file.
9086 (generate_reg_moves): Handle reg-anti dependencies and disregard
9087 closing branch when generating register moves.
9088 (sms_schedule): Mark the SMSed block dirty.
9089 * passes.c (rest_of_handle_sms): Call update_life_info for all
9091 * testsuite/gcc.dg/20050321-1.c: New test.
9093 2005-03-21 Bob Wilson <bob.wilson@acm.org>
9095 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
9096 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
9097 movqi_internal): Likewise.
9099 2005-03-21 Bob Wilson <bob.wilson@acm.org>
9101 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
9102 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
9103 xtensa_b4const): Delete prototypes.
9104 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
9105 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
9106 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
9107 xtensa_extra_constraint): New prototypes.
9108 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9109 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9110 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9111 move_operand, const_float_1_operand, fpmem_offset_operand,
9112 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
9113 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
9114 (xtensa_b4const_or_zero): ...this. Change return type to bool and
9115 argument type to HOST_WIDE_INT.
9116 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
9117 xtensa_mask_immediate): Likewise.
9118 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
9119 Likewise. Also make these functions static.
9120 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
9121 (xtensa_const_ok_for_letter_p): New.
9122 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9123 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9124 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9125 move_operand, const_float_1_operand, fpmem_offset_operand,
9126 branch_operator, ubranch_operator, boolean_operator): Move to
9128 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
9129 (xtensa_mem_offset): Change return type to bool.
9130 (xtensa_extra_constraint): New.
9131 (gen_int_relational): Update type of const_range_p function pointer.
9132 Use xtensa_b4const_or_zero.
9133 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
9134 xtensa_const_ok_for_letter_p. Update comments.
9135 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
9136 (PREDICATE_CODES): Delete.
9137 * config/xtensa/xtensa.md: Include predicates.md.
9138 * config/xtensa/predicates.md: New file.
9140 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9142 * config/v850/v850-protos.h: Remove the prototypes for
9143 reg_or_int9_operand, reg_or_const_operand,
9144 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
9145 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
9146 movsi_source_operand, power_of_two_operand,
9147 not_power_of_two_operand, special_symbolref_operand,
9148 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
9149 register_is_ok_for_epilogue.
9150 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
9151 reg_or_int9_operand, reg_or_const_operand,
9152 call_address_operand, special_symbolref_operand,
9153 movsi_source_operand, power_of_two_operand,
9154 not_power_of_two_operand, register_is_ok_for_epilogue,
9155 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
9156 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
9158 * config/v850/v850.h (PREDICATE_CODES): Remove.
9159 * config/v850/v850.md: Include predicates.md.
9160 * config/v850/predicates.md: New.
9162 2005-03-21 Zack Weinberg <zack@codesourcery.com>
9164 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
9165 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9166 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
9167 (itoolsdir, itoolsdatadir): Move definition above new first use.
9168 (install-itoolsdirs): New rule.
9169 (install-mkheaders): Depend on install-itoolsdirs, not
9170 install-include-dir.
9172 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9174 * tree-into-ssa.c: Remove obsolete comments.
9176 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
9178 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
9179 unrolling if -fpeel-loops is specified, too.
9180 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9181 Remove superfluous check for flag_unroll_loops.
9183 2005-03-21 Uros Bizjak <uros@kss-loka.si>
9185 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
9186 (lrint_optab, llrint_optab): Define corresponding macros.
9187 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
9188 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
9189 pattern and llrint_optab using llrintdi2 patterns.
9190 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
9191 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
9192 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
9193 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
9194 flag_unsafe_math_optimizations is set.
9196 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9198 * combine.c (combine_simplify_rtx, simplify_if_then_else,
9199 simplify_logical, if_then_else_cond, known_cond,
9200 simplify_comparison): Adjust calls to reverse_comparison.
9201 Don't use combine_reversed_comparison_code).
9202 (combine_reversed_comparison_code): Remove.
9203 (reversed_comparison): Using reversed_comparison_code, move it...
9204 * jump.c (reversed_comparison): ... here.
9205 * rtl.h (reversed_comparison): Add prototype.
9207 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9209 * builtins.c (fold_builtin): Take decomposed arguments of
9211 * fold-const.c (fold_ternary): Update a call to fold_builtin.
9212 * gimplify.c (gimplify_call_expr): Likewise.
9213 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
9214 * tree.h: Update the prototype of fold_builtin.
9216 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9218 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
9219 * rtlhooks.c (gen_lowpart_no_emit_general): New.
9220 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
9221 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
9222 * simplify-rtx.c (simplify_binary_operation_1): Use it.
9224 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9226 * builtins.c (fold_builtin_1): Take decomposed arguments of
9228 (fold_builtin): Update a call to fold_builtin_1.
9230 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
9233 * gcov.c (output_lines): Only output function block summary when
9234 outputting branch information.
9235 * doc/gcov.texi: Document format of preamble and additional block
9238 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9240 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
9241 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
9242 the defaults false if BITS_PER_UNIT != 8.
9243 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
9244 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
9245 than BITS_PER_UNIT != 8.
9246 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
9247 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
9248 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
9250 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
9251 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
9253 2005-03-20 Roger Sayle <roger@eyesopen.com>
9256 * fold-const.c (fold_binary): Fix type mismatch between
9257 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
9258 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
9259 for non-truth-valued expressions.
9261 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
9262 and FUNCTION_DECL in the main switch.
9263 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9264 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
9265 we also need to convert their operands to match.
9266 <TRUTH_NOT_EXPR>: Likewise.
9268 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
9270 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
9271 diagnostic without checking whether an lvalue.
9272 * c-common.h (lvalue_p): Remove.
9273 (enum lvalue_use): Update comment.
9274 (lvalue_or_else): Replace by lvalue_error.
9275 * c-typeck.c (lvalue_p): Make static.
9276 (lvalue_or_else): New. Call lvalue_error.
9278 2005-03-21 Alan Modra <amodra@bigpond.net.au>
9280 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
9281 (function_arg_advance): Use rs6000_parm_start.
9282 (function_arg, rs6000_arg_partial_bytes): Likewise.
9284 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9286 * c-common.c (check_case_value): Adjust comment about stripping
9288 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
9289 * c-typeck.c (default_conversion, convert_arguments,
9290 build_modify_expr, convert_for_assignment, store_init_value,
9291 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
9292 manually. Remove inaccurate comments.
9294 2005-03-20 Roger Sayle <roger@eyesopen.com>
9295 Joseph S. Myers <joseph@codesourcery.com>
9297 * varasm.c (do_assemble_alias): Restore comment describing function.
9298 Annotate the target parameter as potentially unused.
9300 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
9303 * config/avr/avr.c (avr_output_function_prologue): Do not use
9304 current_function_name() in a label, use a local label instead.
9306 2005-03-20 David Edelsohn <edelsohn@gnu.org>
9308 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
9309 flag_finite_math_only, not flag_unsafe_math_optimizations.
9311 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9313 * builtins.c (fold_builtin_1): Update a call to
9314 targetm.fold_builtin.
9315 * hooks.c (hook_tree_tree_bool_null): Rename to
9316 hook_tree_tree_tree_bool_null. Take one more argument of type
9318 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
9319 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
9320 hook_tree_tree_tree_bool_null.
9321 * target.h (gcc_target): Update the prototype of fold_builtin.
9322 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
9323 arguments of CALL_EXPR.
9324 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
9327 2005-03-20 Jan Hubicka <jh@suse.cz>
9329 * cgraph.h (cgraph_node): Add prev_clone pointer.
9330 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
9331 (cgraph_clone_node): Produce doubly linked chain.
9333 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9335 * c-common.c (handle_aligned_attribute, check_function_sentinel,
9336 get_nonnull_operand, handle_sentinel_attribute,
9337 check_function_arguments_recurse): Do not strip NOPS from
9339 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
9341 * c-format.c (get_constant): Likewise.
9342 * c-parser.c (c_parser_postfix_expression): Likewise.
9343 * c-typeck.c (set_init_index): Likewise.
9344 (convert_arguments): Don't check for NOP_EXPR containing integer
9347 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9349 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
9350 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
9351 Take decomposed arguments of CALL_EXPR.
9352 (fold_builtin_1): Update calls to the functions mentioned
9355 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9357 * c-decl.c (check_bitfield_type_and_width): Require bit-field
9358 width to have integer type.
9359 (build_enumerator): Require enumerator value to have integer type.
9361 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9363 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
9366 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9368 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
9369 std=iso9899:199x): Correct descriptions.
9371 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9373 * config.gcc: Consistently use solaris2.1[0-9]* instead of
9376 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
9378 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
9380 (expand_builtin_memcpy, fold_builtin_1): Update calls to
9381 fold_builtin_memcpy.
9383 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
9384 arguments of CALL_EXPR.
9385 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
9386 fold_builtin_found, fold_builtin_1): Update calls to
9387 fold_trunc_transparent_mathfn.
9389 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9392 * fold-const.c (fold_widened_comparison): Don't optimize casts of
9393 function pointers on targets that require function pointer
9395 (fold_sign_changed_comparison): Likewise.
9397 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
9399 * combine.c (try_combine): When changing the mode of a hard reg, make
9400 sure that doing so is valid.
9402 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
9404 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
9405 (TARGET_HANDLE_OPTION): Override default.
9406 (avr_handle_option): New function.
9407 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
9408 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
9409 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
9410 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
9411 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
9412 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
9413 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
9414 (TARGET_OPTIONS): Delete.
9415 * config/avr/avr.opt: New file.
9417 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9419 * config/m32r/m32r-protos.h: Remove the prototypes for
9420 call_address_operand, symbolic_operand, seth_add3_operand,
9421 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9422 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9423 two_insn_const_operand, move_src_operand,
9424 move_double_src_operand, move_dest_operand,
9425 eqne_comparison_operator, signed_comparison_operator,
9426 large_insn_p, conditional_move_operand, carry_compare_operand,
9427 m32r_block_immediate_operand, extend_operand,
9428 reg_or_eq_int16_operand, int8_operand, and
9429 reg_or_zero_operand.
9430 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9431 seth_add3_operand, int8_operand, cmp_int16_operand,
9432 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9433 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9434 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9435 move_double_src_operand, move_dest_operand,
9436 eqne_comparison_operator, signed_comparison_operator,
9437 extend_operand, small_insn_p, large_insn_p,
9438 conditional_move_operand, carry_compare_operand,
9439 m32r_block_immediate_operand): Move to predicates.md.
9440 (MAX_MOVE_BYTES): Move to m32r.h.
9441 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9442 * config/m32r/m32r.md: Include predicates.md.
9443 * config/m32r/predicates.md: New.
9445 2005-03-18 James E Wilson <wilson@specifixinc.com>
9448 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
9451 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9453 * config/mn10300/mn10300-protos.h: Remove the prototypes for
9454 call_address_operand, const_8bit_operand.
9455 * config/mn10300/mn10300.c (call_address_operand,
9456 const_8bit_operand, const_1f_operand): Move to predicates.md.
9457 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
9458 * config/mn10300/mn10300.md: Include predicates.md.
9459 * config/mn10300/predicates.md: New.
9461 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
9463 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
9464 declarations in diagnostics and %E for identifiers, not %s.
9466 2005-03-18 Jan Hubicka <jh@suse.cz>
9467 Dale Johannesen <dalej@apple.com>
9469 * basic-block.h (scale_bbs_frequencies_int,
9470 scale_bbs_frequencies_gcov_type): Declare.
9471 * cfg.c (RDIV): New macro.
9472 (update_bb_frequency_for_threading): Fix.
9473 * basic-block.h (scale_bbs_frequencies_int,
9474 scale_bbs_frequencies_gcov_type): New.
9475 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
9476 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
9477 scale_bbs_frequencies_int.
9478 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
9480 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9482 * config/m32r/m32r-protos.h: Remove the prototypes for
9483 call_address_operand, symbolic_operand, seth_add3_operand,
9484 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9485 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9486 two_insn_const_operand, move_src_operand,
9487 move_double_src_operand, move_dest_operand,
9488 eqne_comparison_operator, signed_comparison_operator,
9489 large_insn_p, conditional_move_operand, carry_compare_operand,
9490 m32r_block_immediate_operand, extend_operand,
9491 reg_or_eq_int16_operand, int8_operand, and
9492 reg_or_zero_operand.
9493 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9494 seth_add3_operand, int8_operand, cmp_int16_operand,
9495 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9496 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9497 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9498 move_double_src_operand, move_dest_operand,
9499 eqne_comparison_operator, signed_comparison_operator,
9500 extend_operand, small_insn_p, large_insn_p,
9501 conditional_move_operand, carry_compare_operand,
9502 m32r_block_immediate_operand): Move to predicates.md.
9503 (MAX_MOVE_BYTES): Move to m32r.h.
9504 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9505 * config/m32r/m32r.md: Include predicates.md.
9506 * config/m32r/predicates.md: New.
9508 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9510 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9511 symbolic_operand, symbolic_memory_operand,
9512 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9513 indexed_memory_operand, move_dest_operand, move_src_operand,
9514 prefetch_cc_operand, prefetch_nocc_operand,
9515 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9516 arith_operand, arith11_operand, pre_cint_operand,
9517 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9518 ireg_operand, int5_operand, uint5_operand, int11_operand,
9519 uint32_operand, arith5_operand, and_operand, ior_operand,
9520 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9521 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9522 shadd_operand, movb_comparison_operator,
9523 cmpib_comparison_operator): Move to predicates.md.
9524 (magic_milli, shadd_constant_p): Make it extern.
9525 * config/pa/pa.h (PREDICATE_CODES): Remove.
9526 * config/pa/pa.md: Include predicates.md.
9527 * config/pa/predicates.md: New.
9529 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9532 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9534 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9535 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9536 config/alpha/freebsd.h, config/alpha/linux.h,
9537 config/alpha/netbsd.h, config/alpha/osf5.h,
9538 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9539 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9540 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9541 doc/cppopts.texi: Update copyright.
9543 2005-03-18 Jan Hubicka <jh@suse.cz>
9546 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9548 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9551 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9553 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9556 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9558 * combine.c (gen_binary): Remove.
9559 (known_cond, simplify_shift_const, find_split_point,
9560 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9561 simplify_logical, expand_field_assignment, extract_left_shift,
9562 force_to_mode, if_then_else_cond, apply_distributive_law,
9563 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9564 simplify_comparison, reversed_comparison): Replace with
9565 simplify_gen_binary, simplify_gen_relational or
9566 distribute_and_simplify_rtx.
9567 (distribute_and_simplify_rtx): New function.
9569 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9570 Paolo Bonzini <gcc.gnu.org>
9572 * calls.c (setjmp_call_p, special_function_p): Update comments
9573 at the head of the functions.
9575 2005-03-18 Jan Hubicka <jh@suse.cz>
9577 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9579 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9580 function body should be released; do not proactively release function
9581 bodies in non-unit-at-a-time mode.
9583 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9585 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9586 mno-fp-ret-in-387 multilib variants.
9588 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9590 * common.opt (m): Remove.
9591 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9593 (common_handle_option): Remove OPT_m case.
9595 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9597 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9599 (fold_builtin_1): Update a call to fold_builtin_bitop.
9601 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9603 (fold_builtin_1): Update a call to fold_builtin_signbit.
9605 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9607 PR tree-optimization/20474
9608 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9609 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9611 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9613 * config/h8300/h8300-protos.h: Remove prototypes for
9614 general_operand_src, general_operand_dst, single_one_operand,
9615 single_zero_operand, call_insn_operand,
9616 two_insn_adds_subs_operand, small_call_insn_operand,
9617 jump_address_operand, bit_operand, bit_memory_operand,
9618 stack_pointer_operand, const_int_gt_2_operand,
9619 const_int_ge_8_operand, const_int_qi_operand,
9620 const_int_hi_operand, incdec_operand, bit_operator,
9621 nshift_operator, eqne_operator, gtle_operator,
9622 gtuleu_operator, iorxor_operator.
9623 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9624 h8300_ldm_stm_parallel.
9625 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9627 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9628 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9629 (h8300_ldm_stm_parallel): Make it extern.
9630 (h8300_ldm_parallel, h8300_stm_parallel,
9631 h8300_return_parallel, general_operand_src,
9632 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9633 nibble_operand, reg_or_nibble_operand, single_one_operand,
9634 single_zero_operand, call_insn_operand,
9635 two_insn_adds_subs_operand, small_call_insn_operand,
9636 jump_address_operand, bit_operand, bit_memory_operand,
9637 stack_pointer_operand, const_int_gt_2_operand,
9638 const_int_ge_8_operand, const_int_qi_operand,
9639 const_int_hi_operand, incdec_operand, eqne_operator,
9640 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9641 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9642 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9643 nshift_operator): Move to predicates.md.
9644 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9645 * config/h8300/h8300.md: Include predicates.md.
9646 * config/h8300/predicates.md: New.
9648 2005-03-17 Richard Henderson <rth@redhat.com>
9650 * config.gcc (ia64*-*-hpux*): Add extra_options.
9651 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9652 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9653 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9654 (ia64_tls_size_string, ia64_tune_string): Remove.
9655 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9656 (TARGET_DEFAULT_TARGET_FLAGS): New.
9657 (TARGET_HANDLE_OPTION): New.
9658 (ia64_override_options): Move options parsing ...
9659 (ia64_handle_option): ... here. New.
9660 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9661 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9662 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9663 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9664 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9665 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9666 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9667 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9668 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9669 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9670 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9671 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9672 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9673 TARGET_EARLY_STOP_BITS): Remove.
9674 (TARGET_ILP32): Default false.
9675 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9676 (enum ia64_inline_type): New.
9677 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9678 * config/ia64/ia64.md: Update for new definitions of
9679 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9680 * config/ia64/ia64.opt: New file.
9681 * config/ia64/ilp32.opt: New file.
9683 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9686 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9688 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9690 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9691 instead of MASK_H8300S.
9692 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9693 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9694 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9695 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9696 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9697 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9698 TARGET_SWITCHES): Remove.
9699 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9701 * config/h8300/h8300.opt: New.
9703 * config/alpha/alpha.opt, config/arc/arc.opt,
9704 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9707 2005-03-17 Ian Lance Taylor <ian@airs.com>
9711 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9713 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9714 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9715 (TARGET_HANDLE_OPTION): Override default.
9716 (arc_handle_option): New function.
9717 (arc_init): Remove code to set arch_cpu_string.
9718 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9719 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9720 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9721 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9722 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9723 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9724 (arc_rodata_string, TARGET_OPTIONS): Delete.
9725 * config/arc/arc.opt: New file.
9727 2005-03-17 Richard Henderson <rth@redhat.com>
9729 * doc/extend.texi (Weak Pragmas): New section.
9730 (attribute alias): Clarify that target must be in the same
9733 2005-03-17 Richard Henderson <rth@redhat.com>
9735 * config/alpha/alpha.opt: New file.
9736 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9738 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9739 alpha_fprm_string, alpha_fptm_string): Make static.
9740 (alpha_tls_size_string): Remove.
9741 (alpha_handle_option): New.
9742 (override_options): Update for alpha_cpu/alpha_tune split.
9743 (alpha_file_start): Likewise.
9744 (TARGET_DEFAULT_TARGET_FLAGS): New.
9745 (TARGET_HANDLE_OPTION): New.
9746 * config/alpha/alpha.h (alpha_tune): Declare.
9747 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9748 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9749 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9750 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9751 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9752 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9753 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9754 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9755 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9756 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9757 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9758 (TARGET_DEFAULT): Remove MASK_FP.
9759 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9760 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9761 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9762 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9763 alpha_tls_size_string): Remove.
9764 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9765 (attribute tune): Rename from attribute cpu.
9766 * config/alpha/ev4.md: Update to match.
9767 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9768 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9769 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9770 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9771 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9772 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9774 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9776 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9777 and return without creating new state if before_nops_num is nonzero.
9778 * config/ia64/ia64.md (first_insn): New attribute.
9779 (alloc): Set it to yes.
9781 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9783 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9784 STMT_VINFO_SUBVARS to NULL.
9785 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9787 2005-03-16 Dale Johannesen <dalej@apple.com>
9789 * rtlanal.c (find_first_parameter_load): Rewrite to
9790 return actual first param load or the call if none,
9791 instead of first in block, when not all loads exist.
9793 2005-03-16 Roger Sayle <roger@eyesopen.com>
9795 * optabs.c (expand_copysign_absneg): Make static.
9796 * optabs.h (expand_copysign_absneg): Delete prototype.
9797 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9799 2005-03-16 Richard Henderson <rth@redhat.com>
9802 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9803 (alias_pairs): Rename from output_defs.
9804 (find_decl_and_mark_needed): Split out from assemble_alias.
9805 (do_assemble_alias): New.
9806 (assemble_output_def): Remove.
9807 (finish_aliases_1, finish_aliases_2): New.
9808 (process_pending_assemble_output_defs): Remove.
9809 (assemble_alias): Defer aliases for which we don't yet have a
9810 non-external decl for the target symbol.
9811 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9812 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9813 * toplev.c (compile_file): Use finish_aliases_2 instead of
9814 process_pending_assemble_output_defs.
9815 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9816 (process_pending_assemble_output_defs): Remove.
9818 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9820 Fix PR tree-optimization/20489
9822 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9823 for empty structures.
9825 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9827 Fix PR tree-optimization/20490
9829 * tree-ssa-pre.c (create_expression_by_pieces): Use
9830 force_gimple_operand on result of fold.
9832 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9834 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9835 of closing parenthesis.
9837 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9839 * builtins.c (expand_movstr): Update a call to
9840 fold_builtin_strcpy.
9841 (expand_builtin_strncpy): Update a call to
9842 fold_builtin_strncpy.
9843 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9844 arguments of CALL_EXPR.
9845 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9846 fold_builtin_strncpy.
9847 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9848 * tree.h: Update the prototypes of fold_builtin_strcpy and
9849 fold_builtin_strncpy.
9851 2005-03-16 Steven Bosscher <stevenb@suse.de>
9852 Dorit Naishlos <dorit@il.ibm.com>
9854 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9855 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9858 2005-03-16 Steven Bosscher <stevenb@suse.de>
9860 * tree-inline.c (walk_type_fields, walk_tree,
9861 walk_tree_without_duplicates): Move from here...
9862 * tree.c: ...to here.
9864 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9866 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9867 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9868 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9869 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9870 (version): Define using $(BASEVER_c).
9871 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9873 (version.o): Depend on version files; add custom generation command.
9874 (prefix.o): Define BASEVER on command line.
9875 (s-iov): Depend on version files; adjust command.
9876 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9878 (gcc-vers.texi): New rule.
9879 (doc/%.info, doc/%.dvi): Add -I . to command line.
9880 (doc/gccinstall.dvi): Likewise.
9881 (PACKAGE): Delete. All uses replaced with "gcc".
9882 * aclocal.m4: Do not include gcc-version.m4.
9883 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9884 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9885 Set is_release based on contents of DEV-PHASE.
9886 Set gcc_version based on contents of BASE-VER.
9887 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9888 * config.in, configure: Regenerate.
9889 * gccbug.in: Determine version of GCC in use at runtime.
9890 * gcov-iov.c: Get version number and development phase from
9891 command line, not by including version.c.
9892 * intl.c: Replace all uses of PACKAGE with "gcc".
9893 * libada-mk.in: Delete unused "gcc_version" variable.
9894 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9895 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9896 commentary to match.
9897 (version_string): Put together from pieces.
9898 * config/alpha/x-vms: Do not use $(gcc_version).
9899 * config/i386/t-nwld: Likewise.
9900 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9901 version-GCC and DEVELOPMENT.
9903 2005-03-15 Roger Sayle <roger@eyesopen.com>
9905 PR tree-optimization/17454
9906 * tree.c (tree_size): Add case for TREE_BINFO.
9907 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9908 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9910 2005-03-15 Roger Sayle <roger@eyesopen.com>
9912 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9913 op1 whilst expanding the signed widenening multiply variant.
9915 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9917 * toplev.c (display_target_options): Avoid unused variable warning if
9918 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9919 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9920 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9921 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9922 (mips_isa_info): New variable.
9923 (mips_parse_cpu): Remove the first argument and leave the caller
9925 (TARGET_HANDLE_OPTION): Override default.
9926 (mips_handle_option): New function. Move option validation code from...
9927 (override_options): ...here. Update calls to mips_parse_cpu.
9928 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9929 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9930 (SUBTARGET_TARGET_OPTIONS): Delete.
9931 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9932 (mno-flush-func, mtune=): New options.
9934 2005-03-15 Roger Sayle <roger@eyesopen.com>
9935 Richard Henderson <rth@redhat.com>
9937 * real.c (c4x_single_format, c4x_extended_format): Provide values
9938 for signbit_ro for c4x's single and extended floating point formats.
9939 * optabs.c (expand_copysign): Use the floating point format's
9940 signbit_ro for expanding via expand_copysign_absneg, and it's
9941 signbit_rw field for expanding via expand_copysign_bit.
9943 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9945 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9946 known_alignment_for_access_p.
9947 (known_alignment_for_access_p): New.
9948 (do_peeling_for_alignment): Field made int instead of bool and renamed
9949 to peeling_for_alignment.
9950 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9951 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9952 functionality used to be in vect_analyze_operations.
9953 (vect_analyze_operations): Code to determine vectorization factor was
9954 moved to vect_determine_vectorization_factor.
9955 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9956 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9958 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9959 be part of vect_analyze_operations).
9960 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9961 creating the guard condition, as the number of iterations may be
9963 (slpeel_tree_peel_loop_to_edge): Use new name of
9964 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9965 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9966 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9967 (vect_do_peeling_for_alignment): Use fold.
9968 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9970 (vect_update_inits_of_dr): Renamed to
9971 vect_update_init_of_dr.
9972 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9973 (vectorizable_store): Fix assertion to use == instead of =.
9975 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9977 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9978 call_used_regs for wCG registers.
9980 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9982 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9983 for non-offsettable memory references to cope with outstanding reload
9984 replacements, take 2.
9986 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9989 * config/i386/i386.h (x86_fisttp): New.
9990 (TARGET_FISTTP): New macro.
9991 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9992 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9993 instruction when fisttp flag is set.
9994 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9996 * config/i386/i386.md (type attribute): Add fisttp.
9997 (unit attribute): Set to i387 for fisttp type.
9998 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9999 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
10001 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
10002 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
10004 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
10005 patterns for TARGET_FISTTP. Enable patterns for
10006 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
10007 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
10008 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
10009 implement fisttp x87 insn.
10010 (fix_trunc*_i387_fisttp splitters): New patterns.
10011 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
10012 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
10013 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
10015 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
10016 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
10017 Implement using mode macros. Disable patterns for TARGET_FISTTP.
10018 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
10019 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
10020 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
10021 Disable patterns for TARGET_FISTTP.
10022 (fix_trunc*_i387 splitters): Implement usign mode macros.
10023 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
10024 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
10025 (fix_trunx*_sse peephole2s): Implement using mode macros.
10027 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
10029 PR rtl-optimization/20291
10030 * combine.c (try_combine): If splitting fails, re-try with
10031 original combined pattern, i.e. before clobber stripping.
10033 2005-03-14 Eric Christopher <echristo@redhat.com>
10035 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
10036 STACK_GROWS_DOWNWARD.
10038 2005-03-14 Roger Sayle <roger@eyesopen.com>
10040 * real.h (struct real_format): Split the signbit field into two
10041 two fields, signbit_ro and signbit_rw.
10042 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
10043 mips_double_format, ieee_extended_motorola_format,
10044 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
10045 ieee_extended_intel_128_format, ibm_extended_format,
10046 mips_extended_format, ieee_quad_format, mips_quad_format,
10047 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
10048 i370_double_format, c4x_single_format, c4x_extended_format,
10049 real_internal_format): Update initializers for new field.
10050 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
10051 real_format structure.
10052 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
10053 field of the real_format structure.
10055 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
10057 Fix PR tree-optimization/20458
10059 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
10060 DECL_EXTERNAL on STRUCT_FIELD tags.
10061 (clear_call_clobbered): Ditto.
10062 * tree-ssa-operands.c (note_addressable): Make sure the original
10063 variable doesn't slip into the addressable list if we have
10065 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
10068 2005-03-14 Geoffrey Keating <geoffk@apple.com>
10070 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
10071 (-fwide-exec-charset): Likewise.
10072 (-finput-charset): Likewise.
10073 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
10074 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
10075 * c.opt (Wnormalized): New.
10077 2005-03-14 Devang Patel <dpatel@apple.com>
10079 * doc/invoke.texi: Add reference to Visibility document.
10081 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10083 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
10084 MASK_SPLIT_ADDRESSES.
10085 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
10086 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
10087 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
10088 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
10089 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
10090 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
10091 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
10092 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
10093 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
10094 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
10095 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
10096 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
10097 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
10098 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
10099 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
10100 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
10101 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
10102 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
10103 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
10104 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
10105 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
10106 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
10107 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
10108 (TARGET_EXPLICIT_RELOCS): Delete.
10109 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
10110 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
10111 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10112 (override_options): Set MASK_LONG64 if -mint64 is given and no
10113 -mlongXX option is. Complain about -mint64 -mlong32.
10114 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
10115 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
10116 * config/mips/mips.opt: New file.
10118 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10120 * config.gcc (extra_options): New variable for listing option files.
10121 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
10122 * configure.ac (extra_opt_files): New AC_SUBST variable.
10123 (tm_file_list, tm_include_list): Include options.h first.
10124 * configure: Regenerate.
10125 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
10126 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
10127 (s-options-h): New rule.
10128 (options.h): Depend on it.
10129 (TEXI_GCCINT_FILES): Add options.texi.
10130 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
10131 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
10132 * target.h (gcc_target): Add default_target_flags and handle_option.
10133 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
10134 (TARGET_HANDLE_OPTION): New macros.
10135 (TARGET_INITIALIZER): Include them.
10136 * opt-functions.awk (opt_args, nth_arg): New functions.
10137 (switch_flags): Handle the "Target" flag.
10138 (var_args): Delete.
10139 (var_name): Use opt_args and nth_arg.
10140 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
10141 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
10142 macros for the "Mask" and "InverseMask" options.
10143 * opts.h (cl_var_cond): New enum.
10144 (cl_option): Replace the "has_set_value" and "set_value" fields with
10145 "var_cond" and "var_value".
10146 (CL_TARGET): New macro.
10147 (option_enabled, print_filtered_help): Declare.
10148 (decode_options): Move definition.
10149 * opts.c (handle_option): Search for the original option before
10150 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
10151 var_cond and var_value fields. Use targetm.handle_option to handle
10153 (decode_options): Set target_flags to targetm.default_target_flags.
10154 (print_filtered_help): Make global. Handle CL_TARGET.
10155 (option_enabled): New function.
10156 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
10157 (display_target_options, set_target_switch, print_switch_values)
10158 (default_pch_valid_p): Guard uses of target_switches with
10159 #ifdef TARGET_SWITCHES. Also...
10160 (display_target_options): Display the CL_TARGET entries in cl_options.
10161 (set_target_option): Don't complain about the "" option when
10162 TARGET_SWITCHES is undefined.
10163 (print_switch_values): Use option_enabled.
10164 (default_pch_valid_p): Check cl_options[] when looking for something
10165 that has changed the value of target_flags.
10166 * c.opt: Remove documentation from top of file.
10167 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
10168 * doc/sourecebuild.texi: Refer to the new options documentation
10169 instead of c.opt. Document machine-specific .opt files.
10170 * doc/tm.texi (target_flags): Say that this variable is declared
10172 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
10173 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
10175 * doc/options.texi: New file.
10177 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10179 PR middle-end/18628
10180 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
10183 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10186 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
10187 temporary variable of pointer type if an lvalues is required.
10188 (gimplify_modify_expr_rhs): Request an rvalue from it.
10189 (gimplify_expr): Pass fallback on.
10191 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10193 * cfgbuild.c: Update comments.
10195 2005-03-14 Roger Sayle <roger@eyesopen.com>
10197 PR rtl-optimization/17236
10198 * optabs.c (expand_doubleword_mult): New helper function split out
10199 from expand_binop. Permute the order in which instructions are
10200 emitted to minimize the number of simultaneously live registers.
10201 (expand_binop): Call expand_doubleword_mult to synthesize a double
10202 word multiplication.
10204 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10206 * basic-block.h: Update the prototypes of cached_make_edge and
10208 * cfg.c (cached_make_edge): Take edge_cache representing one
10209 row of the adjacency matrix of edges.
10210 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
10211 (make_edges): Initialize edge_cache to represent one row of
10212 the adjacency matrix of edges.
10214 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10216 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
10218 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
10219 Remove unused removed_phis variable.
10220 (conditional_replacement): Use build1/build2.
10221 (abs_replacement): Use last_and_only_stmt and build1/build2.
10223 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10225 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
10226 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
10227 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
10228 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
10229 * c-common.c (handle_novops_attribute): New function.
10230 (c_common_attribute_table): Add "no vops" entry.
10231 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
10232 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
10233 * tree-ssa-operands.c (get_call_expr_operands): Do not
10234 create virtual operands for calls with ECF_NOVOPS flag.
10235 * tree.h (DECL_IS_NOVOPS): New macro.
10236 (struct tree_decl): Add novops_flag.
10237 (ECF_NOVOPS): New constant.
10239 2005-03-14 Uros Bizjak <uros@kss-loka.si>
10242 * config/i386/i386.c (x86_use_himode_fiop): New.
10243 (x86_use_simode_fiop): Rename from x86_use_fiop.
10244 * config/i386/i386.h (x86_use_himode_fiop): Declare.
10245 (TARGET_USE_HIMODE_FIOP): New.
10246 (x86_use_simode_fiop): Rename from x86_use_fiop.
10247 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
10249 * config/i386/i386.md (X87MODEI12): New mode macro define.
10250 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
10251 to implement x87 FP compare with HImode input operands.
10252 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
10253 Use X87MODEI12 mode macro to handle HImode input operands.
10254 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
10255 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
10256 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
10257 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
10258 macro to implement x87 operators with HImode input operands.
10259 (fop splitters): Use X87MODEI12 mode macro to handle HImode
10262 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10264 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
10266 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
10267 constants invariant.
10269 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10271 * basic-block.h (BB_VISITED): Removed.
10272 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
10274 2005-03-14 Falk Hueffner <falk@debian.org>
10277 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
10279 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10281 * ggc-zone.c: Fix comment typos.
10283 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
10284 stringpool.c, config/mips/mips-protos.h: Update copyright.
10286 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10288 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
10289 throughout with its typedef, "rtx".
10290 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
10291 (rs6000_tls_symbol_ref_1): Remove inline keyword.
10292 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
10293 regs in comment to match code.
10295 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10297 * except.c (check_handled): Make it static.
10298 * except.h: Remove the corresponding prototype.
10300 * function.c (get_func_frame_size): Make it static.
10301 * function.h: Remove the corresponding type.
10303 * regclass.c (reg_class_superclasses, reg_class_subclasses):
10305 * hard-reg-set.h: Remove the corresponding declarations.
10307 * tree-cfg.c (verify_stmts): Check that
10308 bb_for_stmt (stmt) == bb for every PHI node and statement.
10310 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10312 * config.gcc: Remove excess indentation.
10313 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
10315 2005-03-13 Roger Sayle <roger@eyesopen.com>
10317 PR middle-end/19331
10318 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
10319 * fold-const.c (fold_sign_changed_comparison): Likewise.
10320 (fold_binary): Optimize comparisons against widened operands if
10321 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
10323 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10325 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
10326 (sparc_override_options): Initialize it.
10327 (sparc_struct_value_rtx): Set it on the MEM to be returned.
10329 2005-03-13 David Edelsohn <edelsohn@gnu.org>
10331 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
10332 (reg_or_none500mem_operand): New predicate.
10333 (zero_reg_mem_operand): New predicate.
10334 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
10335 to reg_or_none500mem_operand.
10336 (extendsfdf2_fpr): Add MEM alternative.
10337 (extenddftf2_internal): Change operand2 predicate to
10338 zero_reg_mem_operand.
10340 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10342 * ggc-zone.c: Rewritten.
10344 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
10346 * configure.ac: Define GGC_ZONE for --with-gc=zone.
10347 * config.in: Regenerated.
10348 * configure: Regenerated.
10349 * gengtype.c (write_types_process_field, write_func_for_structure):
10350 Pass new argument to gt_pch_note_object.
10351 * ggc-common.c (struct ptr_data): Add TYPE.
10352 (gt_pch_note_object): Take TYPE argument and save it.
10353 (call_count): Update call to ggc_pch_count_object.
10354 (call_alloc): Update call to ggc_pch_alloc_object.
10355 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
10357 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
10358 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
10359 (ggc_alloc_zone_stat): Delete.
10360 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
10361 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
10362 (ggc_pch_alloc_object): Update prototypes.
10363 (garbage_zone): Delete.
10364 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
10365 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
10367 (tree_id_zone): New variable.
10368 (ggc_alloc_cleared_zone): Remove unused.
10369 (ggc_alloc_zone): Define.
10370 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
10371 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
10372 ggc_alloc_zone_stat.
10373 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
10374 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
10375 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
10376 (make_node_stat): Likewise. Use tree_id_zone.
10378 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10379 Joseph S. Myers <joseph@codesourcery.com>
10381 * configure.ac: Check for MIPS TLS.
10382 * configure: Regenerated.
10383 * config/mips/mips-protos.h (enum mips_symbol_type): Add
10384 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
10385 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
10386 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
10387 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
10388 (mips_classify_symbol, mips_symbolic_constant_p)
10389 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
10390 (mips_tls_operand_p, mips_call_tls_get_addr)
10391 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
10392 (mips_tls_symbol_ref_1): New functions.
10393 (mips_legitimize_address, mips_legitimize_const_move): Call
10394 mips_legitimize_tls_address.
10395 (override_options): Handle V1_REG and TLS symbols. Disable TLS
10397 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
10398 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
10399 (mips_char_to_class): Document V1_REG.
10400 (HAVE_AS_TLS): Provide default.
10401 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
10403 (load_got<mode>): Renamed from *load_got<mode>. Allow when
10405 (tls_get_tp_<mode>): New instruction.
10407 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10409 * configure.ac: Update checks for target tools.
10410 * configure: Regenerated.
10412 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10414 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
10416 2005-03-13 Roger Sayle <roger@eyesopen.com>
10418 * expmed.c (expand_mult): Use synthetic multiplication sequences for
10419 more classes of DImode multiplication by constant. Allow both
10420 multiplication by small negative constants (by performing a
10421 multiplication by a positive constant and negating the result) and
10422 multiplications by large powers of two, by using a left shift.
10424 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10426 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
10427 of basic blocks into work_stack.
10429 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
10430 config/mips/vr.h: Update copyright.
10432 * c-decl.c (c_init_decl_processing): Remove useless calls to
10433 build_function_type.
10435 * builtins.c (fold_trunc_transparent_mathfn,
10436 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
10437 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10438 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
10439 fold_builtin_strcpy, fold_builtin_strncpy,
10440 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
10443 * builtins.c (expand_builtin_mathfn_3): Remove local variable
10446 * lambda-code.c (lambda_compute_auxillary_space): Remove local
10447 variable determinant.
10449 * tree-cfg.c (group_case_labels): Remove local variable type.
10451 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
10454 * tree-ssa-phiopt.c (value_replacement): Remove local variable
10457 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
10460 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
10461 (*movmemqi_insn): Delete.
10462 (*movmemhi): Delete.
10464 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10466 * builtins.c (fold_builtin_classify): Take decomposed
10467 arguments of CALL_EXPR.
10468 (fold_builtin_1): Update a call to fold_builtin_classify.
10470 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
10473 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
10474 through into call to parser_xref_tag after parse error.
10475 (c_parser_struct_declaration): Consistently return NULL_TREE on
10478 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
10480 * tree-flow-inline.h (ref_contains_array_ref): New function.
10481 (lookup_subvars_for_var): Ditto.
10482 (get_subvars_for_var): Ditto.
10483 (var_can_have_subvars): Ditto.
10485 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
10486 (struct subvar): New type.
10488 * tree-dfa.c (okay_component_ref_for_subvars): New function.
10490 * tree-optimize.c (init_tree_optimization_passes): Call
10491 pass_create_structure_vars.
10493 * tree-ssa-alias.c: Include vec.h.
10494 (init_alias_info): Don't auto-clear call clobbered on struct-field
10496 (compute_flow_insensitive_aliasing): Handle subvars.
10497 (group_aliases): Handle STRUCT_FIELD aliases.
10498 (setup_pointers_and_addressables): Ditto.
10499 Don't mark variables non-addressable if they still have
10500 addressable subvars.
10501 Also mark subvars addressable when the real variable is marked
10503 (add_pointed_to_var): Try to prune the pointed-to set by only
10504 pointing to subvars when possible.
10505 Otherwise, make sure we set addresses_needed and pt_vars to
10506 properly include subvars.
10507 (bitpos_of_field): New function.
10508 (push_fields_onto_fieldstack): Ditto.
10509 (get_or_create_used_part_for): Ditto.
10510 (create_overlap_variables_for): Ditto.
10511 (find_used_portions): Ditto.
10512 (create_structure_vars): Ditto.
10513 (pass_create_structure_vars): New structure.
10515 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10516 (get_expr_operands): Handle subvars. Also try to turn
10517 COMPONENT_REF accesses into must-defs now that we can accurately
10519 (note_addressable): Try to only mark as addressable those subvars
10520 we know a COMPONENT_REF touches.
10521 (overlap_subvar): New function.
10523 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10524 Handle subvar storing.
10525 (vect_address_analysis): Update caller of vect_object_analysis.
10527 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10529 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10530 (STMT_VINFO_SUBVARS): New macro.
10532 * common.opts: add flag_tree_salias.
10534 * opts.c (decode_options): flag_tree_salias defaults to on.
10536 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10538 * doc/tree-ssa.texi: Document structural alias analysis.
10540 2005-03-12 Steven Bosscher <stevenb@suse.de>
10542 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10543 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10544 * tree-ssa-operands.c (get_expr_operands): Likewise.
10545 (get_expr_operands): Likewise for ERROR_MARK.
10547 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10549 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10552 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10555 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10556 (mark_operand_necessary): Remove local variable ver.
10558 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10559 variable prefix_len.
10561 * value-prof.c (mod_subtract_transform): Remove local variable
10564 * builtins.c (fold_builtin_exponent): Take decomposed
10565 arguments of CALL_EXPR.
10566 (fold_builtin_1): Update a call to fold_builtin_exponent.
10568 * builtins.c (fold_builtin_logarithm): Take decomposed
10569 arguments of CALL_EXPR.
10570 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10572 * c-decl.c (c_init_decl_processing): Remove local variables
10573 ptr_ftype_void and ptr_ftype_ptr.
10575 * gimplify.c (gimplify_expr): Remove local variables r0 and
10578 * reg-stack.c (move_for_stack_reg): Remove local variable
10580 (compare_for_stack_reg): Remove local variable flags_user.
10581 (convert_regs_1): Remove local variable deleted.
10583 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10585 (combine_blocks): Remove local variables exits and new_e.
10587 * tree-inline.c (expand_call_inline): Remove local variable
10590 * tree-ssa-live.c (create_ssa_var_map,
10591 calculate_live_on_entry): Remove local variable snn.
10593 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10595 * c-lex.c (c_lex_with_flags): Add parameter to call to
10598 2005-03-11 Per Bothner <per@bothner.com>
10600 * c-tree.h (struct c_declarator): New id_loc field.
10601 * c-pragma.h (c_lex_with_flags): Take position reference.
10602 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10603 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10604 (c_lex): Pass dummy location to c_lex_with_flags.
10605 * c-parser.c (c_lex_one_token): Set c_token's location using
10606 c_lex_with_flags, instead of input_location, which might be "ahead".
10607 (c_parser_direct_declarator): Set declarator's id_loc from
10609 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10610 declarator's id_loc, rather than probably-imprecise input_location.
10611 (build_id_declarator): Initialize c_declarator's id_loc field.
10613 2005-03-11 Roger Sayle <roger@eyesopen.com>
10615 PR middle-end/20419
10616 * builtins.c (expand_builtin_signbit): Force the signbit's word
10617 into an integer register to avoid SUBREGs of floating point modes.
10619 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10621 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10622 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10623 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10624 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10626 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10628 PR rtl-optimization/20306
10629 * expr.c (emit_move_complex): Set try_int false if mode is
10630 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10631 emit_block_move if try_int is true.
10633 2005-03-11 Richard Henderson <rth@redhat.com>
10636 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10637 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10640 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10642 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10643 (TARGET_FIX_VR4130): New macro.
10644 (TARGET_OPTIONS): Add -mfix-vr4130.
10645 (ISA_HAS_MACCHI): New macro.
10646 (ASM_SPEC): Add -mfix-vr4130.
10647 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10648 (override_options): Handle mips_fix_vr4130_string.
10649 (mips_avoid_hazards): Clear all_noreorder_p
10650 if we're working around VR4130 errata and the macc alternatives
10652 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10653 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10654 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10655 (MULTILIB_DEFAULTS): Remove leading "march=".
10656 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10657 if no architecture option is given.
10658 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10660 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10661 * doc/invoke.texi: Document -mfix-vr4130.
10663 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10665 * config/mips/mips.c (override_options): Only warn about -mint64
10666 deprecation if TARGET_INT64.
10668 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10670 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10671 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10672 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10673 are non-specific regarding the nonnull parameter positions.
10674 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10675 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10676 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10677 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10679 * builtins.def: Use the non-specific "nonnull" attibute lists.
10681 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10683 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10684 single_pred_edge, single_succ, single_pred): Improve comments.
10686 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10688 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10689 single_pred_edge, single_succ, single_pred): New inline functions.
10690 * bb-reorder.c (rotate_loop, find_traces_1_round,
10691 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10692 duplicate_computed_gotos): Use the single_succ/pred functions.
10693 * cfganal.c (forwarder_block_p): Ditto.
10694 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10695 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10696 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10697 merge_seq_blocks): Ditto.
10698 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10699 * cfglayout.c (fixup_reorder_chain): Ditto.
10700 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10701 canonicalize_loop_headers, verify_loop_structure): Ditto.
10702 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10703 mfb_update_loops, create_preheader, force_single_succ_latches,
10704 create_loop_notes): Ditto.
10705 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10706 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10707 commit_one_edge_insertion, purge_dead_edges,
10708 cfg_layout_can_merge_blocks_p): Ditto.
10709 * except.c (sjlj_emit_function_enter): Ditto.
10710 * flow.c (init_propagate_block_info): Ditto.
10711 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10712 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10713 insert_insn_end_bb): Ditto.
10714 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10715 find_if_case_2): Ditto.
10716 * lambda-code.c (perfect_nestify): Ditto.
10717 * lcm.c (optimize_mode_switching): Ditto.
10718 * loop-doloop.c (doloop_modify): Ditto.
10719 * loop-init.c (loop_optimizer_init): Ditto.
10720 * loop-iv.c (simplify_using_initial_values): Ditto.
10721 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10722 * loop-unswitch.c (unswitch_loop): Ditto.
10723 * modulo-sched.c (generate_prolog_epilog): Ditto.
10724 * predict.c (combine_predictions_for_insn, estimate_probability,
10725 tree_estimate_probability, last_basic_block_p,
10726 estimate_bb_frequencies): Ditto.
10727 * profile.c (branch_prob): Ditto.
10728 * regrename.c (copyprop_hardreg_forward): Ditto.
10729 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10730 * tracer.c (layout_superblocks): Ditto.
10731 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10732 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10733 cleanup_control_expr_graph, disband_implicit_edges,
10734 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10735 tree_verify_flow_info, tree_make_forwarder_block,
10736 tree_forwarder_block_p, remove_forwarder_block,
10737 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10738 * tree-if-conv.c (tree_if_conversion): Ditto.
10739 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10740 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10741 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10742 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10743 copy_loop_headers): Ditto.
10744 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10745 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10746 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10747 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10748 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10749 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10750 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10751 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10752 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10753 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10754 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10755 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10756 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10757 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10758 slpeel_add_loop_guard): Ditto.
10760 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10762 PR tree-optimization/15784
10763 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10766 * stmt.c (expand_case): Don't change index_type. Convert minval
10767 to the proper type.
10769 PR tree-optimization/20130
10770 * fold-const.c (fold): Fold x * -1 into -x.
10772 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10774 PR rtl-optimization/20331
10775 * rtlanal.c (modified_between_p): Check its address first for MEM.
10776 (modified_in_p): Likewise.
10778 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10780 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10782 2005-03-10 Steven Bosscher <stevenb@suse.de>
10784 * expr.c (expand_expr_real_1): If possible, use a conditional
10785 move for expanding MIN_EXPR and MAX_EXPR.
10786 Use temp for moving around rtx-en.
10788 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10791 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10794 2005-03-10 Roger Sayle <roger@eyesopen.com>
10796 * builtins.c (expand_builtin_signbit): Extend to handle floating
10797 point modes wider than the largest integer type, using the
10798 operand_subword_force function to obtain the signbit's word.
10800 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10803 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10804 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10806 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10808 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10810 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10812 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10814 (perform_edge_inserts): Unconditionally call
10815 free_dominator_info.
10817 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10819 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10821 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10823 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10825 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10827 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10829 (rtl_register_value_prof_hooks,
10830 tree_value_profile_transformations,
10831 tree_register_value_prof_hooks): Likewise.
10832 * var-tracking.c (stack_adjust_offset_pre_post,
10833 variable_htab_free, variable_union, dataflow_set_different_2,
10834 count_uses, variable_was_changed, set_frame_base_location,
10835 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10836 vt_add_function_parameters): Likewise.
10837 * varasm.c (named_section_real, named_section, make_decl_rtl,
10838 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10839 const_hash_1, compare_constant, copy_constant, force_const_mem,
10840 output_constant_pool_2, output_constant_pool_1, output_constant,
10841 output_constructor, make_decl_one_only, decl_tls_model,
10842 default_no_named_section, default_elf_select_section_1,
10843 default_unique_section_1): Likewise.
10844 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10845 * vmsdbgout.c (addr_const_to_string): Likewise.
10848 * function.c (struct assign_parm_data_one): Remove last_named
10850 (assign_parm_find_data_types): Don't determine last_named.
10851 Reorder named_parm determination.
10852 (assign_parms): Only setup varargs on the last non-varadic
10855 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10857 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10858 sda base address on medium model.
10860 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10862 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10863 * cfgloop.c (flow_loop_nodes_find): Export.
10864 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10866 * cfgloopmanip.c (fix_loop_structure): New function.
10867 * predict.c (predict_loops): Clean up the loops information.
10868 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10869 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10871 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10872 (rewrite_into_loop_closed_ssa): Declaration changed.
10873 * tree-loop-linear.c (linear_transform_loops): Add argument to
10874 rewrite_into_loop_closed_ssa call.
10875 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10876 * tree-ssa-loop-im.c (move_computations): Ditto.
10877 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10878 * tree-vectorizer.c (vectorize_loops): Ditto.
10879 * tree-optimize.c: Include cfgloop.h.
10880 (execute_todo): Choose whether to call cleanup_tree_cfg or
10881 cleanup_tree_cfg_loop.
10882 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10883 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10884 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10885 cleanup_tree_cfg_loop call.
10886 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10887 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10888 work on part of cfg.
10890 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10892 PR inline-asm/20314
10893 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10894 with multiple alternatives.
10896 * stmt.c (parse_output_constraint): Fix a typo.
10898 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10900 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10901 assembly directive instead of deprecated "no-generics".
10903 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10905 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10906 for non-offsettable memory references to cope with outstanding reload
10908 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10909 avoid losing outstanding address reloads.
10910 ("reload_outdi", "reload_outdf"): Likewise.
10912 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10914 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10915 code. Add more cbrt transformations.
10917 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10919 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10921 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10923 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10924 NULL_TREE when a given tree is not simplified.
10925 (fold): Return the original tree when any of the functions
10926 mentioned above NULL_TREE.
10928 * fold-const.c (fold_unary, fold_binary): Take decomposed
10929 arguments, code, type, op0, and op1 in case of fold_binary.
10930 (fold): Update calls to fold_unary and fold_binary.
10932 2005-03-09 Roger Sayle <roger@eyesopen.com>
10934 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10935 a fndecl and an arglist instead of a CALL_EXPR, exp.
10937 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10939 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10941 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10943 * expr.c (expand_assignment): Remove orig_to_rtx.
10945 * fold-const.c (int_const_binop): Remove no_overflow.
10947 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10949 * loop-iv.c (get_biv_step_1): Remove lhs.
10951 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10953 * real.c (real_nan): Remove neg.
10955 * function.c (thread_prologue_and_epilogue_insns): Remove i
10958 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10961 * tree-eh.c (tree_could_trap_p): Remove idx.
10963 * tree-into-ssa.c (ann): Remove ann.
10965 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10967 * tree-sra.c (decide_block_copy): Remove inst_count.
10969 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10971 * tree-ssa-loop-im.c (lhs): Remove.
10973 * cfgbuild.c (state, STATE, SET_STATE,
10974 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10976 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10977 (find_basic_blocks): Set the state of each basic block to
10980 2005-03-08 Jeff Law <law@redhat.com>
10982 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10983 goto results in the removal of edges in the CFG, then we need
10984 to recompute dominators.
10986 2005-03-09 Ben Elliston <bje@au.ibm.com>
10988 * c-common.c (c_do_switch_warnings): Comment fix.
10990 2005-03-08 Julian Brown <julian@codesourcery.com>
10992 * Patch from 2005-03-08 reverted for causing regressions and
10993 ppc-darwin bootstrap failure.
10995 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10997 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10998 Define the real function for ppc-darwin.
10999 * c-typeck.c (convert_arguments): Check for target-specific
11000 invalid argument call to unprototyped function.
11001 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
11003 * target.h (invalid_arg_for_unprototyped_fn): New field
11005 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
11006 default target hook.
11007 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
11010 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11012 * c-typeck.c (constructor_stack, constructor_range_stack,
11013 initializer_stack): Make them static.
11015 * cfg.c (rbi_pool): Make it static.
11017 * gimple-low.c (lower_stmt_body): Make it static.
11018 * tree-flow.h: Remove the corresponding prototype. Don't
11019 declare lower_data.
11021 * sched-deps.c (cache_size): Make it static.
11023 * stor-layout.c (lang_adjust_rli): Make it static.
11025 2005-03-08 Julian Brown <julian@codesourcery.com>
11027 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11028 from being used for symbols with vague linkage when
11029 HAVE_GAS_COMDAT_GROUP is true.
11031 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
11033 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
11034 nlabel == JUMP_LABEL (jump).
11036 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11038 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
11039 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
11040 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
11041 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
11043 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
11046 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
11047 * c-common.c (handle_returns_twice): New function.
11048 (c_common_attribute_table): Declare eturns_twice' attribute.
11049 * doc/extend.texi: Document eturns_twice' attribute.
11050 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
11051 (struct tree_decl): Add returns_twice_flag.
11053 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11055 * tree-ssa-phiopt.c: Fix a comment typo.
11057 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
11058 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
11059 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
11062 2005-03-08 Richard Henderson <rth@redhat.com>
11064 * config/alpha/alpha.c (code_for_builtin): Replace special-case
11065 builtin codes with ctzdi2, clzdi2, popcountdi2.
11066 (struct alpha_builtin_def): Add is_const.
11067 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
11068 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
11069 (alpha_init_builtins): Init them. Set nothrow and const attributes
11071 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
11072 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
11073 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
11074 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
11075 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
11076 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
11077 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
11078 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
11079 (TARGET_FOLD_BUILTIN): New.
11080 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
11081 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
11083 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
11085 2005-03-08 Ira Rosen <irar@il.ibm.com>
11087 PR tree-optimization/20122
11088 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
11089 condition of access function instead of base.
11091 2005-03-07 Jeff Law <law@redhat.com>
11092 Steven Bosscher <stevenb@suse.de>
11094 * tree-cfg.c (find_taken_edge_computed_goto): New function.
11095 (find_taken_edge): Call find_taken_edge_computed_goto as
11096 appropriate. Allow any gimple invariant rather than just
11097 INTEGER_CST for VAL.
11098 (cleanup_control_flow): Cleanup a computed goto which has turned
11099 into a simple goto.
11100 (tree_merge_blocks): If block B has any forced labels, move
11101 them to the start of block A.
11102 * tree-ssa-dom.c (thread_across_edge): Allow threading across
11103 computed gotos as well.
11104 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
11105 removal of unnecessary computed gotos too.
11106 (lookup_redirection_data): Fix type of INSERT argument. Callers
11109 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11111 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
11112 Remove trailing spaces.
11114 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
11115 unshare_all_trees): Make them static.
11116 * tree-gimple.h: Remove the corresponding prototypes.
11118 * diagnostic.h: Remove unused prototype
11119 debug_output_buffer.
11120 * modulo-sched.c: Remove unused prototype
11121 set_row_column_for_ps.
11123 * tree-ssa-phiopt.c (tree_ssa_phiopt,
11124 replace_phi_edge_with_variable): Remove unused variable i.
11126 2005-03-07 Per Bothner <per@bothner.com>
11128 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
11130 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
11133 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
11134 bbs on the COND_EXPR instead of the PHI_NODEs.
11135 (candidate_bb_for_phi_optimization): Remove.
11136 (replace_phi_with_stmt): Rename to ...
11137 (replace_phi_edge_with_variable): this and change so that we
11138 replace the phi argument instead of removing the PHI.
11139 (conditional_replacement): Change so we deal with PHI with more
11140 than two arguments.
11141 (value_replacement): Likewise.
11142 (abs_replacement): Likewise.
11144 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
11146 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
11147 output_e500_flip_gt_bit.
11149 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
11151 (rs6000_generate_compare): Fix logic to look at the correct bits.
11152 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
11154 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
11155 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
11156 gen_move_from_CR_gt_bit.
11158 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
11159 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
11160 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
11162 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
11163 (E500_CR_IOR_COMPARE): New constant.
11165 2005-03-08 Earl Chew <earl_chew@agilent.com>
11166 David Billinghurst <David.Billinghurst@riotinto.com>
11168 * config/i386/host-cygwin.c: New file to support precompiled
11170 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
11171 * config.host: Use above files for cygwin host.
11173 2005-03-07 David Edelsohn <edelsohn@gnu.org>
11175 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
11176 ordering ops from earlier change.
11178 2005-03-07 Per Bothner <per@bothner.com>
11180 Various fixes to allow us to again build if --enable-mapped-location:
11181 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
11182 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
11183 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
11184 local variable loc. Change logic appropriately.
11185 * tree-vect-transform.c (vect_finish_stmt_generation): Use
11186 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
11187 * c-parser.c (c_parser_for_statement): Initialize loc variable.
11188 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
11189 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
11191 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
11193 PR rtl-optimization/19683
11194 * reload1.c (choose_reload_regs): Pass the number of bits, not the
11195 number of bytes, to smallest_int_for_mode. Fix arguments to
11196 REG_CANNOT_CHANGE_MODE_P.
11198 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11200 * reorg.c (relax_delay_slots): Check that the jump is
11201 conditional before trying to invert it.
11203 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11205 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
11208 * calls (stack_arg_under_construction): Make it static.
11210 * flow.c (regs_live_at_setjmp): Make it static.
11211 * flow.h: Remove the corresponding prototype.
11213 * reload1.c (reload_startobj, reload_firstobj,
11214 something_needs_operands_changed, reload_inherited,
11215 reload_inheritance_insn, reload_override_in,
11216 reload_spill_index): Make them static.
11218 * recog.c (verify_changes): Make it static.
11219 * recog.h: Remove the corresponding prototype.
11221 * cfgbuild.c (find_sub_basic_blocks): Remove.
11222 * basic-block.h: Remove the corresponding prototype.
11223 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
11225 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
11227 * tree-ssa-operands.c (check_build_stmt): Remove.
11229 * stor-layout.c (set_alignment): Remove.
11230 * tree.h: Remove the corresponding prototype.
11232 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
11234 * tree-ssa-dce.c (control_dependence_map,
11235 visited_control_parents): Make them static.
11237 * cfghooks.c (verify_flow_info): Remove local variable
11240 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
11243 * loop-unswitch.c (unswitch_loop): Remove local variable src.
11245 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
11247 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
11249 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
11251 * config/ia64/hpux.h (LINK_SPEC): Add -z.
11252 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
11253 PARALLEL for an empty structure.
11255 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11257 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
11259 * fold-const.c (fold_binary): Unroll the very first "for"
11262 2005-03-06 David Edelsohn <edelsohn@gnu.org>
11264 * config/rs6000/predicates.md (branch_comparison_operator): Remove
11265 redundant match_code test.
11266 (scc_comparison_operator): Swap match_operand and match_code
11268 (branch_positive_comparison_operator): Same.
11269 (trap_comparison_operator): Use comparison_operator and swap with
11272 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
11275 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
11276 (out_movhi_r_mr): Read low byte of volatile MEM first.
11277 (out_movhi_mr_r): Write high byte of volatile MEM first.
11279 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11281 * cselib.c (reg_values, reg_values_size): Make them static.
11283 * cse.c (cse_reg_info_table): Make it static.
11285 * fold-const.c (fold_unary): Use build1 instead of copy_node.
11287 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
11289 * cse.c (find_best_addr): Use canon_for_address.
11291 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11293 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
11294 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
11295 SUBREG and MEM, respectively.
11297 * fold-const.c (fold_binary): Use code instead of t.
11299 * fold-const.c (optimize_minmax_comparison): Take decomposed
11300 arguments code, type, op0, and op1 instead of t.
11301 (fold_binary): Update a call to optimize_minmax_comparison.
11303 * fold-const.c (fold_range_test): Take decomposed arguments
11304 code, type, op0, and op1 instead of t.
11305 (fold_binary): Update a call to fold_range_test.
11307 * fold-const.c (fold_binary_op_with_conditional_arg): Take
11308 decomposed arguments code, type, op0, and op1 instead of t.
11309 (fold_binary): Update a call to fold_range_test.
11311 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11313 * fold-const.c (fold_binary): Avoid directly using the original
11314 expression t as much as possible.
11316 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11318 * c-semantics.c (build_stmt): Use TYPE_P instead of
11319 IS_NON_TYPE_CODE_CLASS.
11320 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
11321 (NON_TYPE_CHECK): Use TYPE_P instead of
11322 IS_NON_TYPE_CODE_CLASS.
11324 * fold-const.c (fold): Remove handling of binary expressions.
11326 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
11328 * doc/c-tree.texi: Wrap comments in @r{}.
11329 * doc/cpp.texi: Likewise.
11330 * doc/cppinternals.texi: Likewise.
11331 * doc/extend.texi: Likewise.
11332 * doc/md.texi: Likewise.
11333 * doc/objc.texi: Likewise.
11334 * doc/sourcebuild.texi: Likewise.
11335 * doc/tm.texi: Likewise.
11336 * doc/tree-ssa.texi
11338 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11340 * predict.c (apply_return_prediction): Standardize PHI chain
11342 * tree-ssa.c (ssa_redirect_edge): Likewise.
11344 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
11345 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
11348 * tree-phinodes.c (remove_phi_node): Drop the last argument.
11349 * tree-flow.h: Adjust the prototype for remove_phi_node.
11350 * lambda-code.c (perfect_nestify): Adjust a call to
11353 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
11354 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
11356 * tree-ssa-dce.c (remove_dead_phis): Likewise.
11357 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
11358 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
11359 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
11361 * combine.c (simplify_and_const_int): Use gen_int_mode instead
11362 of GEN_INT (trunc_int_for_mode (...)).
11363 * loop-iv.c (iv_number_of_iterations): Likewise.
11364 * postreload.c (reload_cse_move2add): Likewise.
11365 * simplify-rtx.c (simplify_const_unary_operation,
11366 simplify_const_binary_operation): Likewise.
11367 * stor-layout.c (get_mode_bounds): Likewise.
11369 * fold-const.c (fold_binary): New.
11370 (fold): Call fold_binary on binary expressions.
11372 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
11374 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
11375 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
11376 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
11377 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
11378 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
11380 2005-03-04 Devang Patel <dpatel@apple.com>
11382 PR tree-optimization/18815
11383 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11384 loops with zero exit edges.
11386 2005-03-04 Devang Patel <dpatel@apple.com>
11388 * doc/invoke.texi: Remove reference to webpage that does not exist.
11390 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
11391 Joseph S. Myers <joseph@codesourcery.com>
11394 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
11395 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
11396 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
11397 * pa.c (get_plabel): Change argument to symbol_ref. Call
11398 maybe_get_identifier instead of get_identifier.
11399 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
11400 (struct deferred_plabel): Replace name field with symbol field.
11401 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
11402 ASM_OUTPUT_EXTERNAL_REAL is defined.
11403 (output_global_address): Use output_addr_const for output of all
11405 (output_deferred_plabels): Use symbol_ref instead of name for address
11407 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
11408 ASM_OUTPUT_SYMBOL_REF): New macros.
11409 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
11411 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
11414 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
11416 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
11417 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
11419 2005-03-04 Jeff Law <law@redhat.com>
11421 * basic-block.h (rediscover_loops_after_threading): Declare.
11422 * tree-ssa-dom.c: Include cfgloop.h.
11423 (tree_ssa_dominator_optimize): Discover loops and some basic
11424 properties. Remove forwarder blocks recreated by loop header
11425 canonicalization. Also mark backedges in the CFG.
11426 * tree-ssa-threadupdate.c: Include cfgloop.h
11427 (rediscover_loops_after_threading): Define.
11428 (struct local_info): New field, JUMP_THREADED.
11429 (prune_undesirable_thread_requests): New function.
11430 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
11431 then record that fact for the callers of redirct_edges.
11432 (thread_block): If BB has incoming backedges, then call
11433 prune_undesirable_thraed_requests. Note when we are
11434 going to have to rediscover loop information. Return a
11435 boolean indicating if any jumps were threaded.
11436 (thread_through_all_blocks): Bubble up boolean indicating
11437 if any jumps were threaded.
11438 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
11439 (tree-ssa-threadupdate.o): Similarly.
11441 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11443 * fold-const.c (fold_ternary): Unroll the "for" loop to
11446 2005-03-04 Andrew Haley <aph@redhat.com>
11448 * unwind-dw2-fde-glibc.c (struct
11449 unw_eh_callback_data.check_cache): New field.
11450 (frame_hdr_cache): New.
11451 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
11452 Cache frame header info.
11454 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
11456 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
11457 (print_c_condition): Declare.
11458 * read-rtl.c (ptr_loc): New structure.
11459 (ptr_locs, ptr_loc_obstack, joined_conditions)
11460 (joined_conditions_obstack): New variables.
11461 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
11462 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
11463 (join_c_conditions, print_c_condition): New functions.
11464 (apply_macro_to_string): Associate the new string with the same
11465 source location as the old one.
11466 (add_condition_to_string): Use join_c_conditions.
11467 (read_string): Use set_rtx_ptr_loc to record a filename and line
11468 number for the string.
11469 (read_rtx): Initialize the new variables above.
11470 * genattrtab.c (write_test_expr, write_attr_value): Use
11472 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
11473 comment above the GCC_VERSION check.
11474 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
11475 Inline the definition of MAYBE_EVAL.
11476 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
11477 * genoutput.c (process_template): Likewise.
11478 * genpreds.c (write_predicate_subfunction): Likewise.
11479 (write_predicate_expr): Use print_c_condition.
11480 * genrecog.c (write_cond): Likewise.
11481 * gensupport.c (process_rtx): Use join_c_conditions to join the
11482 conditions of a define_insn_and_split. Record a source location
11483 for the string after the "&&".
11484 (alter_test_for_insn): Use join_c_conditions.
11486 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
11489 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11490 PR tree-optimization/15784
11491 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11494 2005-03-04 Ben Elliston <bje@au.ibm.com>
11496 * gcc.c (option_map): Add --coverage.
11497 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
11498 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11499 * config/darwin.h: Pass -lgcov for `coverage'.
11500 * doc/invoke.texi (Debugging Options): Document --coverage.
11502 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11504 * gcse.c (bypass_block): Use find_edge wherever possible.
11506 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11510 * c-opts.c (c_common_parse_file): Call start_source_file
11511 and end_source_file at the approriate times.
11513 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11514 the main file, it will be done for us now.
11516 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11518 * fold-const.c (fold_ternary): New.
11519 (fold): Call fold_ternary on ternary expressions. Remove
11520 handling of ternary expressions.
11522 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11524 PR tree-optimization/15784
11525 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11528 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11530 * config/rs6000/predicates.md (branch_comparison_operator):
11531 Convert from C block to conditional format.
11533 2005-03-03 Jan Hubicka <jh@suse.cz>
11535 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11536 and non-constant public variables.
11538 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11540 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11543 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11546 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11547 calls to release_ssa_name and release_phi_node.
11549 * fold-const.c (fold): Remove handling of unary expressions.
11551 * fold-const.c (fold_unary): Avoid directly using the original
11552 expression t as much as possible.
11554 2005-03-03 Roger Sayle <roger@eyesopen.com>
11555 Andrew Pinski <pinskia@physics.uc.edu>
11557 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11558 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11560 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11562 Describe special registers SRP and MOF as allocatable registers.
11563 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11564 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11565 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11566 TARGET_HAS_MUL_INSNS.
11567 (cris_print_operand) <case 'd'>: New case.
11568 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11569 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11571 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11572 (REG_ALLOC_ORDER): Update for MOF.
11573 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11575 (GENERAL_REGS): No longer a define of ALL_REGS.
11576 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11577 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11578 Adjust accordingly.
11579 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11580 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11581 (SECONDARY_RELOAD_CLASS): Define.
11582 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11583 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11584 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11585 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11586 (REGISTER_MOVE_COST): Define.
11587 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11588 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11589 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11590 (CRIS_MOF_REGNUM): New define_constants.
11591 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11593 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11595 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11596 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11597 Adjust for MOF being properly described as a register.
11598 (indir_to_reg_split): Name this split. Conditionalize on the
11599 destination register being a general register.
11600 (movei): Conditionalize on on operands 0 and 1 having the same
11603 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11606 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11607 -mcpu to override any other explicitly given flags.
11609 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11611 * recog.c (verify_changes, confirm_change_group): New functions,
11612 broken out of apply_change_group.
11613 (apply_change_group): Use them.
11614 * recog.h (verify_change, confirm_change_group): Declare.
11615 * rtl.h (redirect_jump_2): Declare.
11616 * jump.c (redirect_exp, invert_exp): Delete.
11617 (invert_exp_1): Take second parameter. Return value. Changed caller.
11618 (redirect_jump_2): New function, broken out of redirect_jump.
11619 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11620 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11621 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11623 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11625 * varasm.c (named_section): Use xstrdup rather than doing it by
11628 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11630 2005-03-02 Devang Patel <dpatel@apple.com>
11632 Undo PR tree-optimization/18815 fix.
11634 2005-03-02 Devang Patel <dpatel@apple.com>
11636 PR tree-optimization/18815
11637 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11638 loops with zero exit edges.
11640 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11642 * cfg.c (connect_src, connect_dest, disconnect_src,
11643 disconnct_dest): New.
11644 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11645 redirect_edge_pred): Use the new functions.
11647 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11648 free_dominance_info only when needed.
11650 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11653 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11654 (reg_or_sub_cint64_operand): Same.
11656 2005-03-02 Jeff Law <law@redhat.com>
11658 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11659 CFG_ALTERED in the main DOM iteration loop.
11661 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11664 * varasm.c (initializer_constant_valid_p): Allow conversions
11665 between OFFSET_TYPEs. Tidy.
11667 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11669 * config/cris/cris.md ("return"): Remove epilogue delay list
11672 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11674 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11676 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11678 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11680 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11681 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11682 config/m68k/m68k.c, config/mips/mips.h,
11683 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11684 doc/include/gcc-common.texi: Update copyright.
11686 PR middle-end/18029 and PR middle-end/18030
11687 * expr.c (optimize_bitfield_assignment_op): Add a special case
11688 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11690 * fold-const.c (fold_unary): New.
11691 (fold): Call fold_unary on unary expressions.
11693 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11695 * cgraph.h (struct cgraph_edge): Add prev_caller and
11696 prev_callee fields.
11697 (cgraph_node_remove_callees): Export.
11698 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11700 (cgraph_edge_remove_callee): New function.
11701 (cgraph_edge_remove_caller): Likewise.
11702 (cgraph_remove_edge): Use.
11703 (cgraph_redirect_edge_callee): Likewise.
11704 (cgraph_node_remove_callees): New function.
11705 (cgraph_node_remove_callers): Likewise.
11706 (cgraph_remove_node): Use.
11707 * tree-optimize.c (tree_rest_of_compilation): Use
11708 cgraph_node_remove_callees instead of manual loop.
11709 * cgraphunit.c (cgraph_finalize_function): Likewise.
11710 (cgraph_expand_function): Likewise.
11711 (cgraph_remove_unreachable_nodes): Likewise.
11713 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11716 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11718 * c-decl.c (undeclared_variable): Take location as argument.
11719 * c-typeck.c (build_external_ref): Likewise.
11720 * c-parser.c (c_parser_postfix_expression): Pass location of
11721 identifier to build_external_ref.
11723 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11725 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11726 CCEQ mode for branch_positive_comparison_operator test.
11727 * config/rs6000/predicates (branch_comparison_operator): Revert to
11729 (scc_comparison_operator): Same.
11730 (branch_positive_comparison_operator): Same.
11732 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11734 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11735 (cris_delay_slots_for_epilogue): Remove.
11736 (save_last): Move into cris_target_asm_function_epilogue.
11737 (cris_target_asm_function_epilogue): Remove tests for file being
11739 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11740 (cris_delay_slots_for_epilogue): Remove prototypes.
11741 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11742 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11744 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11746 * config/rs6000/predicates.md (branch_comparison_operator): Change
11747 to define_special_predicate.
11748 (scc_comparison_operator): Same.
11749 (branch_positive_comparison_operator): Same.
11751 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11753 * Makefile.in (tree-ssa-sink.o): New.
11754 (OBJS-common): Add tree-ssa-sink.o.
11755 * common.opt: Add -ftree-sink
11756 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11757 * timevar.def (TV_TREE_SINK): new timevar.
11758 * tree-flow.h (is_hidden_global_store): Prototype.
11759 * tree-optimize.c (init_tree_optimization_passes): Add
11761 * tree-pass.h (pass_sink_code): New.
11762 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11763 for non-obvious global store store to is_hidden_global_store, and
11764 call that new function.
11765 * tree-ssa-sink.c: New file.
11766 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11767 * doc/passes.texi: Document forward store motion.
11768 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11769 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11770 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11771 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11773 2005-03-01 Per Bothner <per@bothner.com>
11775 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11776 and we have a non-zero column-number, add it to the message.
11777 Also factor out the diagnostic_kind_text.
11779 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11781 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11782 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11783 flow_loop_scan): Removed.
11784 (flow_loop_dump): Do not dump removed fields.
11785 (flow_loop_free): Do not free removed fields.
11786 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11787 (loop_exit_edge_p): New function.
11788 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11789 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11790 num_exits, exits_doms.
11791 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11792 LOOP_EDGES, LOOP_ALL): Removed.
11793 (flow_loop_scan): Declaration removed.
11794 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11795 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11797 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11798 (if_convert): Call flow_loops_find and flow_loops_free
11799 when calling mark_loop_exit_edges.
11800 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11801 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11802 free_dominance_info calls.
11803 * loop-init.c (flow_loops_find): Ditto.
11804 * passes.c (rest_of_handle_branch_prob): Ditto.
11805 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11806 * loop-unroll.c (analyze_insns_in_loop): Do not use
11808 * predict.c (predict_loops): Do not call flow_loop_scan.
11809 Use get_loop_exit_edges.
11810 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11811 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11812 Do not use EDGE_LOOP_EXIT.
11813 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11814 to bb_with_exit_edge_p.
11815 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11816 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11817 to bb_with_exit_edge_p.
11818 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11820 * tree-loop-linear.c (linear_transform_loops): Do not call
11821 flow_loop_scan. Use loop->single_exit.
11822 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11823 (vect_analyze_loop_form): Do not call flow_loop_scan.
11824 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11826 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11828 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11829 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11830 slpeel_tree_duplicate_loop_to_edge_cfg,
11831 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11832 Use loop_preheader_edge and loop->single_exit. Do not call
11835 2005-03-01 Nick Clifton <nickc@redhat.com>
11837 * config/arm/arm.c (thumb_find_work_register): Check all of the
11838 argument registers to see if they are free, and a couple of
11839 special cases where the last argument register but can be proved
11840 to be available during the function's prologue.
11841 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11842 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11843 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11845 (thumb_compute_save_reg_mask): Likewise. Also use
11846 thumb_find_work_register() to ensure that there is agreement about
11847 which work register is going to be used in the prologue.
11848 (thumb_output_function_prologue): Use unsigned long as the type
11849 for the register bit-mask. Also delay pushing the link register if
11850 other high registers are going to be pushed.
11851 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11852 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11853 redundant prototypes.
11855 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11858 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11859 and after reload in REG+REG indexed addresses without REG_POINTER
11860 set in the base and not set in the index.
11862 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11864 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11865 Don't undefine here.
11866 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11867 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11868 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11869 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11870 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11872 * config.gcc (sh*-*-linux*): Use config/linux.h.
11874 2005-02-28 Dale Johannesen <dalej@apple.com>
11875 Stan Shebs <shebs@apple.com>
11877 Rewrite of 64-bit Darwin structure-by-value pass/return.
11878 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11879 intoffset, use_stack, named.
11880 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11881 (rs6000_darwin64_record_arg_advance_flush): New.
11882 (rs6000_darwin64_record_arg_advance_recurse): New.
11883 (rs6000_darwin64_record_arg_flush): New.
11884 (rs6000_darwin64_record_arg_recurse): New.
11885 (rs6000_darwin64_record_arg): New.
11886 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11887 (function_arg_boundary): Handle 128-bit aligned structs.
11888 (function_arg_advance): Rewrite darwin64 struct handling.
11889 (function_arg): Call rs6000_darwin64_record_arg.
11890 (function_arg_partial_nregs): Handle darwin64 structs.
11891 (rs6000_darwin64_function_value): Remove.
11892 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11894 2005-02-28 Roger Sayle <roger@eyesopen.com>
11896 PR tree-optimization/20216
11897 * tree-chrec.c (tree_fold_factorial): Delete.
11898 (tree_fold_binomial): Change argument list to take a return type
11899 and change the type of K to unsigned int. Rewrite to avoid explicit
11900 evaluation of factorials, and (recursively) calling fold to perform
11901 compile-time arithmetic. Return NULL on (internal) overflow.
11902 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11903 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11904 if any intermediate calculation overflows.
11905 (chrec_apply): Update call to chrec_evaluate.
11907 2005-02-28 James E Wilson <wilson@specifixinc.com>
11909 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11911 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11914 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11915 instead of NULL_TREE on error.
11917 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11919 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11920 (EASY_VECTOR_15_ADD_SELF): Remove.
11921 (num_insns_constant_wide): Not static.
11922 (validate_condition_mode): Not static.
11923 (toc_relative_expr_p): Not static.
11924 (legitimate_indirect_address_p): Not static.
11925 (macho_lo_sum_memory_operand): Not static.
11926 (invalid_e500_subreg): Not static.
11927 (easy_vector_same): Not static.
11928 (easy_vector_splat_const): Not static.
11929 (RS6000_SYMBOL_REF_TLS_P): Remove.
11930 (any_operand): Delete.
11931 (any_parallel_operand): Delete.
11932 (count_register_operand): Delete.
11933 (altivec_register_operand): Delete.
11934 (xer_operand): Delete.
11935 (s8bit_cint_operand): Delete.
11936 (short_cint_operand): Delete.
11937 (u_short_cint_operand): Delete.
11938 (non_short_cint_operand): Delete.
11939 (exact_log2_cint_operand): Delete.
11940 (gpc_reg_operand): Delete.
11941 (cc_reg_operand): Delete.
11942 (cc_reg_not_cr0_operand): Delete.
11943 (reg_or_short_operand): Delete.
11944 (reg_or_neg_short_operand): Delete.
11945 (reg_or_aligned_short_operand): Delete.
11946 (reg_or_u_short_operand): Delete.
11947 (reg_or_cint_operand): Delete.
11948 (reg_or_arith_cint_operand): Delete.
11949 (reg_or_add_cint64_operand): Delete.
11950 (reg_or_sub_cint64_operand): Delete.
11951 (reg_or_logical_cint_operand): Delete.
11952 (got_operand): Delete.
11953 (got_no_const_operand): Delete.
11954 (easy_fp_constant): Delete.
11955 (easy_vector_constant): Delete.
11956 (easy_vector_constant_add_self): Delete.
11957 (zero_constant): Delete.
11958 (zero_fp_constant): Delete.
11959 (volatile_mem_operand): Delete.
11960 (offsettable_mem_operand): Delete.
11961 (mem_or_easy_const_operand): Delete.
11962 (add_operand): Delete.
11963 (non_add_cint_operand): Delete.
11964 (logical_operand): Delete.
11965 (non_logical_cint_operand): Delete.
11966 (mask_operand): Delete.
11967 (mask_operand_wrap): Delete.
11968 (mask64_operand): Delete.
11969 (mask64_2_operand): Delete.
11970 (and64_operand): Delete.
11971 (and64_2_operand): Delete.
11972 (and_operand): Delete.
11973 (reg_or_mem_operand): Delete.
11974 (lwa_operand): Delete.
11975 (symbol_ref_operand): Delete.
11976 (call_operand): Delete.
11977 (current_file_function_operand): Delete.
11978 (input_operand): Delete.
11979 (rs6000_nonimmediate_operand): Delete.
11980 (rs6000_tls_symbol_ref): Delete.
11981 (save_world_operation): Delete.
11982 (restore_world_operation): Delete.
11983 (load_multiple_operation): Delete.
11984 (store_multiple_operation): Delete.
11985 (vrsave_operation): Delete.
11986 (mfcr_operation): Delete.
11987 (mtcrf_operation): Delete.
11988 (lmw_operation): Delete.
11989 (stmw_operation): Delete.
11990 (branch_comparison_operator): Delete.
11991 (branch_positive_comparison_operator): Delete.
11992 (scc_comparison_operator): Delete.
11993 (trap_comparison_operator): Delete.
11994 (boolean_operator): Delete.
11995 (boolean_or_operator): Delete.
11996 (min_max_operator): Delete.
11997 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11998 (EASY_VECTOR_15): Moved to here.
11999 (EASY_VECTOR_15_ADD_SELF): Move to here.
12000 (PREDICATE_CODES): Delete.
12001 * config/rs6000/rs6000-protos.h: Delete predicate functions.
12002 Declare functions no longer static.
12003 * config/rs6000/predicates.md: New.
12004 * config/rs6000/rs6000.md: Include predicates.md
12006 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
12008 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
12009 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
12011 * cfgrtl.c (need_fake_edge_p): Likewise.
12012 * combine.c (distribute_notes): Likewise.
12013 * emit-rtl.c (try_split): Likewise.
12014 * recog.c (peephole2_opimize): Likewise.
12015 * reg-notes.def (ALWAYS_RETURN): Remove.
12016 * rtl.h (LCT_ALWAYS_RETURN): Remove.
12017 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
12018 * tree.h (ECF_ALWAYS_RETURN): Remove.
12020 2005-02-28 Roger Sayle <roger@eyesopen.com>
12022 PR middle-end/19874
12023 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
12024 between different machine modes is never a "useless" conversion.
12026 2005-02-28 Geert Bosch <bosch@gnat.com>
12029 * doc/contrib.texi: List contributors for Ada front end
12031 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12033 * simplify-rtx.c (simplify_unary_operation_1,
12034 simplify_const_unary_operation): New, extracted from...
12035 (simplify_unary_operation): ... this one.
12036 (simplify_binary_operation_1,
12037 simplify_const_binary_operation): New, extracted from...
12038 (simplify_binary_operation): ... this one.
12039 * rtl.h (simplify_const_unary_operation,
12040 simplify_const_binary_operation): Add prototypes.
12042 2005-02-28 Julian Brown <julian@codesourcery.com>
12044 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
12045 building libjava and caused PR regression/20228.
12047 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12050 * Makefile.in (host_subdir): New.
12051 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
12052 * configure: Regenerate.
12054 2005-02-27 Zack Weinberg <zack@codesourcery.com>
12056 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
12057 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
12058 installation directory first.
12060 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
12063 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
12064 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
12065 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
12066 * config/cris/cris.md: Tweak comments referring to Q.
12067 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
12068 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
12069 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
12070 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
12071 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
12072 Insert spaces in constraints to align alternatives vertically for
12074 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
12077 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12079 PR rtl-optimization/17728
12080 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
12081 operand 0 from general_operand to move_dest_operand.
12083 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12085 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
12086 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
12087 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
12088 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
12090 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
12092 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
12093 * configure: Regenerate.
12094 * libada-mk.in: Remove CC; rename
12095 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
12097 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
12100 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
12101 for the lhs, also walk over the tree. Likewise for rhs.
12103 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
12105 * tree-ssa-dom.c (simple_iv_increment_p): New function.
12106 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
12107 Do not propagate value of iv before increment over the increment.
12109 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
12111 * c-parser.c: New file.
12112 * c-parse.in: Remove.
12113 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
12115 (c-parser.o): Add dependencies.
12116 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
12117 maintainer-clean, TAGS): Update.
12118 * c-config-lang.in (gtfiles): Update.
12119 * gengtype-lex.l: Don't handle "@@".
12120 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
12121 objc_build_synchronized, objc_begin_try_stmt,
12122 objc_begin_catch_clause, objc_finish_catch_clause,
12123 objc_build_finally_clause, objc_finish_try_stmt): New.
12124 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
12126 (c_parse_init): Update comment.
12127 * c-decl.c (c_init_decl_processing): Update comment.
12128 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12129 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
12130 new c_declspecs members.
12132 2005-02-25 Julian Brown <julian@codesourcery.com>
12134 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12135 from being used for symbols with vague linkage when
12136 HAVE_GAS_COMDAT_GROUP is true.
12138 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12140 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
12142 2005-02-25 Steve Ellcey <sje@cup.hp.com>
12145 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
12146 (LIBGCC2_HAS_DF_MODE): New.
12147 (LIBGCC2_HAS_XF_MODE): New.
12148 (LIBGCC2_HAS_TF_MODE): New.
12149 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12150 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12151 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12152 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12153 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
12154 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
12155 and add _fixtfdi, _fixunstfdi, _floatditf
12156 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
12157 L_fixunstfdi, L_floatditf.
12158 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
12159 (LIBGCC2_HAS_TF_MODE): Define.
12161 2005-02-25 Diego Novillo <dnovillo@redhat.com>
12163 PR tree-optimization/20204
12164 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
12165 REWRITE_THIS_STMT markers on PHI nodes.
12166 (rewrite_initialize_block): Likewise.
12168 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12170 * version.c (version_string): Update to 4.1.
12172 2005-02-25 Paolo Carlini <pcarlini@suse.de>
12174 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
12175 Clarify that the alternative way doesn't work in GNU C++.
12177 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12179 PR tree-optimization/19937
12180 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
12181 to the type of the induction variable.
12183 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
12185 PR rtl-optimization/20117
12186 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
12187 the block including noncopyable insn.
12189 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12191 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
12192 calls to find_reg_note.
12194 2005-02-24 Richard Henderson <rth@redhat.com>
12197 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
12200 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
12202 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
12203 vector types if to use base reg for misaligned non-word ld/std.
12205 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12208 * config/cris/cris.c (cris_target_asm_function_prologue): Create
12209 dwarf2 label manually and put it after, not before the prologue.
12211 2005-02-24 David Edelsohn <edelsohn@gnu.org>
12214 * reload.c (operands_match_p): Only increment register number for
12215 SCALAR_INT_MODE_P modes in multiple hard registers.
12217 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
12220 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12222 * ChangeLog.5: Fix log message typo(s).
12223 * ChangeLog.7: Likewise.
12224 * ChangeLog.tree-ssa: Likewise.
12225 * cfgexpand.c: Fix comment typo(s).
12226 * conflict.c: Likewise.
12227 * defaults.h: Likewise.
12228 * dwarf2out.c: Likewise.
12229 * gcse.c: Likewise.
12230 * ggc-page.c: Likewise.
12231 * tree-eh.c: Likewise.
12232 * tree-ssa-dom.c: Likewise.
12234 2005-02-24 Jakub Jelinek <jakub@redhat.com>
12237 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
12238 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
12239 if SHARED is defined.
12242 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
12243 allow splitting only if operands 0 and 3 don't overlap.
12245 2005-02-24 Richard Henderson <rth@redhat.com>
12247 PR middle-end/19953
12248 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
12249 (fold_builtin_1): Call them.
12250 * fold-const.c (fold_complex_mult_parts): Split out from ...
12251 (fold_complex_mult): ... here. Fix typo in both imaginary case.
12252 (fold_complex_div_parts, fold_complex_div): New.
12254 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
12256 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12258 * tree-ssa-ccp.c (visit_assignment): Verify that result of
12259 VIEW_CONVERT_EXPR is_gimple_min_invariant.
12261 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
12262 (print_node): Likewise.
12263 Print TYPE_SIZES_GIMPLIFIED.
12265 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12267 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
12268 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
12269 operands as commutative in constraints.
12271 2005-02-24 Diego Novillo <dnovillo@redhat.com>
12273 * tree-into-ssa.c: Re-organize internal functions.
12275 2005-02-24 Richard Henderson <rth@redhat.com>
12277 PR middle-end/18902
12278 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
12280 * common.opt (fcx-limited-range): New.
12281 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
12282 * toplev.c (flag_complex_method): Initialize to 1.
12283 (process_options): Set flag_complex_method to 0 if
12284 flag_cx_limited_range.
12285 * doc/invoke.texi (-fcx-limited-range): New.
12287 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12289 * cse.c (delete_trivially_dead_insns): Speed up by using
12290 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
12293 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
12295 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
12296 functions when -mid-shared-library is being used.
12298 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12300 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
12301 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
12302 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
12303 * system.h: Poison LINK_LIBGCC_SPECIAL.
12305 2005-02-23 James E Wilson <wilson@specifixinc.com>
12307 * gengtype.c (note_insn_name): Make 1 element larger.
12309 2005-02-23 Roger Sayle <roger@eyesopen.com>
12312 PR rtl-optimization/20097
12313 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12314 BImode SUBREGs of SImode registers which confuse the ia64 backend.
12316 2005-02-23 David Edelsohn <edelsohn@gnu.org>
12318 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
12319 * t-aix52 (SHLIB_INSTALL): Same.
12321 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
12323 * genpreds.c: Update copyright.
12325 2005-02-23 Michael Beach <michaelb@ieee.org>
12328 * config/sparc/t-elf (startup files): Assemble with CPP.
12330 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
12332 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
12333 (write_predicate_expr): Likewise.
12335 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12337 PR tree-optimization/20100
12338 PR tree-optimization/20115
12339 * tree-optimize.c (init_tree_optimization_passes): Remove
12340 pass_maybe_create_global_var.
12341 * tree-pass.h (pass_maybe_create_global_var): Remove.
12342 * tree-ssa-alias.c (aliases_computed_p): Declare.
12343 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
12344 (count_calls_and_maybe_create_global_var): Remove.
12345 (pass_maybe_create_global_var): Remove.
12346 (init_alias_info): Do not declare aliases_computed_p.
12347 (maybe_create_global_var): If the function contains no
12348 call-clobbered variables and a mix of pure/const and regular
12349 function calls, create .GLOBAL_VAR.
12350 Mark all call-clobbered variables for renaming.
12351 (merge_pointed_to_info): Update comment.
12352 (add_pointed_to_var): Likewise.
12353 (is_escape_site): Likewise.
12354 Accept struct alias_info * instead of size_t *.
12356 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
12358 * tree-ssa-operands.c (get_call_expr_operands): If
12359 ALIASES_COMPUTED_P is false, do not add call-clobbering
12361 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
12362 (delete_tree_ssa): Likewise.
12364 2005-02-22 James E Wilson <wilson@specifixinc.com>
12366 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
12367 (do_compile): Do call it here.
12369 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12371 PR rtl-optimization/20017.
12372 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
12373 rest_of_handle_cse2, rest_of_handle_gcse): Call
12374 delete_dead_jumptables immediately before calling cleanup_cfg.
12376 2005-02-22 Devang Patel <dpatel@apple.com>
12379 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
12382 2005-02-22 David Edelsohn <edelsohn@gnu.org>
12384 * config/rs6000/aix.h (WINT_TYPE): Define.
12386 2005-02-22 Stan Shebs <shebs@apple.com>
12388 * config/rs6000/rs6000.c (rs6000_override_options): Default to
12389 natural alignment for 64-bit Darwin.
12390 (rs6000_parse_alignment_option): Warn about uses of -malign-power
12392 * doc/invoke.texi: Document this.
12394 2005-02-22 DJ Delorie <dj@redhat.com>
12396 * c-common.c (c_common_type_for_mode): Pass the mode's precision
12397 to make_[un]signed_type, not the mode itself.
12399 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12401 * cfg.c (cached_make_edge): Call make_edge if edge cache is
12402 not available. Use tail calls wherever possible.
12403 (make_edge): Call unchecked_make_edge to create an edge.
12405 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
12406 (coalesce_ssa_name): Don't check for
12407 SSANORM_USE_COALESCE_LIST.
12408 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
12410 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12412 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
12413 (rewrite_into_ssa): ... here.
12415 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
12417 PR tree-optimization/19786
12418 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
12419 tag to another's may-alias bitmap when adding to the other's list.
12421 2005-02-21 DJ Delorie <dj@redhat.com>
12423 * tree-ssa-loop-ivopts.c (computation_cost): Start register
12424 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
12425 registers in unsupported ways.
12426 * expmed.c (init_expmed): Likewise.
12428 2005-02-21 Stan Cox <scox@redhat.com>
12430 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
12432 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12434 * tree-cfg.c (fold_cond_expr_cond): New.
12435 (make_edges): Call fold_cond_expr_cond.
12436 (find_taken_edge): Accept nothing but INTEGER_CST.
12437 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
12439 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
12441 * flow.c (delete_dead_jumptables): Speed up by scanning insns
12442 that do not belong to any basic block.
12444 2005-02-21 Jeff Law <law@redhat.com>
12446 * cfganal.c (find_unreachable_blocks): Manually CSE load of
12449 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12451 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
12452 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
12453 Adjust their definitions.
12454 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
12455 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
12457 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
12458 genautomata.c, langhooks.c, langhooks.h, system.h,
12459 config/arm/lib1funcs.asm: Update copyright.
12461 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12463 * dbxout.c (dbxout_function_end): Emit Lscope label always.
12465 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
12468 * doc/install.texi: Document --with-gc.
12470 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
12472 * simplify-rtx.c (simplify_unary_operation): Add a missing
12475 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12477 PR tree-optimization/18663
12478 * tree-ssa-dom.c (extract_range_from_cond): Return 0
12479 if the type has variable bounds.
12481 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
12483 * gcse.c: Remove an obsolete comment.
12485 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
12487 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
12489 * doc/extend.texi (Function Attributes) <Attribute const>: The
12490 attribute "pure" is below this text, not above.
12492 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12494 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
12495 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
12496 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
12498 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12501 * langhooks.h (struct lang_hooks): Add to_target_charset.
12502 * langhooks.c (lhd_to_target_charset): New function.
12503 * langhooks-def.h: Declare lhd_to_target_charset.
12504 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12505 (LANG_HOOKS_INITIALIZER): Update.
12506 * c-common.c (c_common_to_target_charset): New function.
12507 * c-common.h: Declare it.
12508 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12509 c_common_to_target_charset.
12511 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12512 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12513 Delete definitions.
12514 * system.h: Poison them.
12515 * doc/tm.texi: Don't discuss them.
12516 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12517 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12518 (pp_c_char): Do not attempt to generate letter escapes for
12520 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12521 * config/mips/mips.c (mips_output_ascii): Likewise.
12523 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12525 PR tree-optimization/19951
12526 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12529 2005-02-19 Steven Bosscher <stevenb@suse.de>
12531 PR middle-end/19698
12532 * function.h (struct function): New field `max_loop_depth'.
12533 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12534 (flow_loops_find): Reset the max loop depth count before finding loops.
12535 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12536 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12537 (calculate_global_regs_live): Make sure the loop will terminate
12538 when the initial sets are not empty.
12540 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12542 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12544 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12546 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12549 * doc/invoke.texi: Remove documentation of %M spec.
12551 (init_spec): Remove %M suffix from -lgcc_s.
12552 (do_spec_1): Remove 'M' case.
12553 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12554 to put shared libraries in the multilib directory. Remove the
12555 shlib_so_soname substitution variable. Don't add a multilib encoding
12556 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12557 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12558 SHLIB_INSTALL as well as SHLIB_LINK.
12559 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12560 (SHLIB_NAME): Delete.
12561 (SHLIB_DIR): New macro.
12562 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12563 (SHLIB_INSTALL): Adjust accordingly.
12564 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12565 * config/t-slibgcc-sld: Likewise.
12566 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12567 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12568 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12570 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12571 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12572 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12573 Use @shlib_base_name@ instead of @shlib_so_name@.
12574 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12575 and @shlib_base_name@.so in @multilib_dir@.
12576 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12577 to the install path.
12578 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12579 (SHLIB_LINK): Remove previous workaround.
12580 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12581 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12582 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12584 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12585 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12586 (SHLIB_INSTALL): Adjust accordingly.
12587 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12588 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12589 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12590 config/t-slibgcc-elf-ver.
12592 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12593 Jakub Jelinek <jakub@redhat.com>
12595 PR tree-optimization/19828
12596 * tree-ssa-loop-im.c: Add a TODO comment.
12597 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12598 without side-effects.
12600 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12602 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12605 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12607 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12608 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12609 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12611 (ia64_reorg): Delete fixup_errata call.
12612 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12613 (TARGET_SWITCHES): Delete -mb-step entry.
12615 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12618 * c-typeck.c (composite_type): Handle quals in transparent unions.
12619 (type_lists_compatible_p): Likewise.
12621 2005-02-18 Stan Shebs <shebs@apple.com>
12623 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12624 expressions in the .literal8 section.
12626 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12628 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12630 2005-02-18 Roger Sayle <roger@eyesopen.com>
12632 * fold-const.c (constant_boolean_node): Always create values of the
12633 specified type, don't bother calling truthvalue_conversion.
12635 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12637 * except.c (output_function_exception_table): Call
12638 assemble_external_libcall (eh_personality_libfunc).
12640 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12643 * config/ia64/ia64.h (struct machine_function): Add state_num.
12644 * config/ia64/ia64.c (process_epilogue,
12645 process_for_unwind_directive): Use new unwind state numbers each
12646 time rather than state 1.
12648 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12651 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12652 before the "*llgt_didi" pattern.
12654 2005-02-18 Jason Merrill <jason@redhat.com>
12656 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12658 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12660 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12661 (div0): Use it in place of ARM_FUNC_ALIAS.
12662 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12664 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12666 PR middle-end/20030
12667 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12668 access, the lower bound of the array type if it exists.
12670 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12673 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12674 cases that are out-of-range for the index type.
12676 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12678 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12679 (estimate_case_costs): Don't call convert.
12680 * expmed.c (expand_shift): Likewise.
12681 (make_tree): Call fold_convert instead of convert.
12683 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12686 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12687 that ref to be marked MEM_READONLY_P doesn't have base that needs
12690 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12692 * genautomata.c (output_get_cpu_unit_code_func,
12693 output_cpu_unit_reservation_p): Don't generate old-style function
12696 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12699 PR tree-optimization/20009
12700 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12702 PR tree-optimization/18947
12703 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12704 inline, remove all nodes that are inlined into the extern inline
12707 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12709 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12710 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12711 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12712 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12715 2005-02-17 Roger Sayle <roger@eyesopen.com>
12717 PR tree-optimization/19917
12718 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12719 to be potentially trapping.
12721 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12723 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12725 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12727 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12728 tem becomes a local variable which is set to the value of the
12729 back end defined INITIAL_FRAME_ADDRESS macro.
12730 (expand_builtin_frame_address): Omit the base parameter to
12731 expand_builtin_return_addr.
12732 (expand_builtin_profile_func): Likewise.
12733 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12734 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12735 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12737 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12739 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12740 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12741 * config/frv/frv.c (frv_function_epilogue): Likewise.
12743 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12745 * lambda-code (perfect_nestify): Remove mark/unmark
12746 for rewriting hack.
12747 * tree-loop-linear.c (linear_transform_loops): Add
12748 rewrite_into_ssa call so that ssa is correct for
12749 rewriting into loop closed.
12751 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12753 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12754 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12756 * bt-load.c (btr_def_live_range, combine_btr_defs,
12757 migrate_btr_def, migrate_btr_defs): Likewise.
12758 * cfgcleanup.c (thread_jump): Likewise.
12759 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12760 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12761 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12762 df_rd_local_compute, df_reg_info_compute): Likewise.
12763 * dominance.c (init_dom_info, free_dom_info): Likewise.
12764 * flow.c (init_propagate_block_info,
12765 free_propagate_block_info): Likewise.
12766 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12767 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12768 modify_reg_pav): Likewise.
12769 * loop-invariant.c (find_defs, find_invariant_insn,
12770 find_invariants, free_inv_motion_data): Likewise.
12771 * predict.c (tree_predict_by_opcode,
12772 estimate_bb_frequencies): Likewise.
12773 * stmt.c (expand_case): Likewise.
12774 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12775 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12776 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12777 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12778 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12779 rewrite_ssa_into_ssa): Likewise.
12780 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12781 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12782 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12783 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12784 * tree-sra.c (tree_sra): Likewise.
12785 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12786 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12787 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12788 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12789 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12790 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12792 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12793 calculate_live_on_entry, calculate_live_on_exit,
12794 build_tree_conflict_graph): Likewise.
12795 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12796 record_important_candidates, set_use_iv_cost, find_depends,
12797 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12798 tree_ssa_iv_optimize_finalize): Likewise.
12799 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12800 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12801 tree_duplicate_loop_to_header_edge): Likewise.
12802 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12803 * tree-ssa.c (verify_flow_insensitive_alias_info,
12804 verify_name_tags, verify_ssa, init_tree_ssa,
12805 delete_tree_ssa): Likewise.
12806 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12807 fini_ssanames): Likewise.
12808 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12810 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12812 * config/rs6000/t-rtems: Completely reworked.
12814 2005-02-17 Ira Rosen <irar@il.ibm.com>
12816 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12818 2005-02-17 Ira Rosen <irar@il.ibm.com>
12820 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12821 POINTER_TYPE_P when checking that type is a pointer.
12822 (vect_get_memtag): Remove.
12823 (vect_address_analysis): Use POINTER_TYPE_P. Call
12824 vect_object_analysis with dummy parameter for memtag.
12825 (vect_object_analysis): Extract memtag (functionality that
12826 used to be in vect_get_memtag and moved here). Fix printings.
12827 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12828 with correct parameters. Remove call to vect_get_memtag.
12830 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12832 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12833 (tree-vectorizer.o): Added missing dependencies.
12835 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12837 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12838 declaration in tree-vectorizer.c, now has an extern declaration in
12839 tree-vectorizer.h).
12840 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12841 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12842 get_vectype_for_scalar_type, vect_is_simple_use,
12843 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12844 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12845 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12846 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12847 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12848 find_loop_location): Likewise.
12850 * tree-vectorizer.c (langhooks.h): #include removed.
12851 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12852 moved to tree-vectorized.h.
12853 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12854 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12855 get_vectype_for_scalar_type, vect_is_simple_use,
12856 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12857 vect_supportable_dr_alignment, new_loop_vec_info,
12858 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12859 vect_set_verbosity_level, find_loop_location): Likewise.
12861 (vect_analyze_loop): Function externalized. Declaration moved to
12862 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12863 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12864 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12865 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12866 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12867 vect_enhance_data_refs_alignment, vect_analyze_operations,
12868 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12869 vect_stmt_relevant_p, vect_get_loop_niters,
12870 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12871 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12872 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12873 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12874 vect_get_memtag): Likewise.
12876 (vectorizable_load): Function externalized. Declaration moved to
12877 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12878 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12879 vect_transform_loop): Likewise.
12880 (vect_transform_stmt): Moved to tree-vect-transform.c.
12881 (vect_align_data_ref, vect_create_destination_var,
12882 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12883 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12884 vect_get_vec_def_for_operand, vect_init_vector,
12885 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12886 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12887 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12888 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12889 vect_do_peeling_for_loop_bound): Likewise.
12891 * tree-vect-analyze.c: New file.
12892 * tree-vect-transform.c: New file.
12894 2005-02-17 Jason Merrill <jason@redhat.com>
12896 PR mudflap/19319, c++/19317
12897 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12900 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12902 * doc/install.texi (Specific): Update link for Darwin-specific
12905 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12907 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12908 constant_boolean_node.
12910 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12913 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12914 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12916 2005-02-16 Richard Henderson <rth@redhat.com>
12919 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12921 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12922 replace uses with Wtype_MAXp1_F.
12923 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12924 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12925 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12926 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12927 and HAVE_TFMODE as appropriate.
12928 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12929 (__floatdisf): Likewise.
12930 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12931 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12932 (Wtype_MAXp1_F): New.
12933 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12934 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12936 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12939 * arm.c (arm_apply_result_size): New function.
12940 * arm.h (APPLY_RESULT_SIZE): Define.
12941 * arm-protos.h (arm_apply_result_size): Add prototype.
12942 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12943 (movxf): New expand.
12944 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12945 (call_value_symbol): Remove predicate for operand 0.
12946 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12947 (untyped_call): Rework to correclty return values for any type.
12948 (untyped_return): New expand.
12949 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12951 2005-02-16 Stan Shebs <shebs@apple.com>
12953 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12954 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12956 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12958 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12959 configure settings on Solaris 7 and later.
12961 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12963 PR tree-optimization/19865
12964 * tree-optimize.c (init_tree_optimization_passes): Run
12965 pass_may_alias after pass_sra.
12967 2005-02-16 Richard Henderson <rth@redhat.com>
12968 Stuart Hastings <stuart@apple.com>
12971 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12972 Do nothing if debug info suppressed for this function.
12973 (dbxout_begin_function): Early exit if debug info suppressed for
12976 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12979 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12981 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12983 PR tree-optimization/19967
12984 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12985 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12986 argument TYPE. Adjust calls to fold_builtin_XXX.
12987 (expand_builtin, fold_builtin_1): Adjust calls to
12988 expand_builtin_XXX.
12989 (fold_builtin_strchr, fold_builtin_strpbrk,
12990 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12991 result to a requested type TYPE.
12993 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12995 PR middle-end/19857
12996 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12997 (T)x & (T)cst if (T)cst overflows.
12998 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12999 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
13001 2005-02-15 Jeff Law <law@redhat.com>
13003 * gcse.c (blocks_with_calls): New bitmap.
13004 (alloc_gcse_mem): Allocate it.
13005 (free_gcse_mem): Free it.
13006 (clear_modifY_mem_tables): Clear it.
13007 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
13008 when we encounter CALL_INSNs.
13009 (compute_transp, case MEM): Handle blocks with calls separate
13010 from blocks without calls. Use bitmap iterators rather than
13013 2005-02-15 Peter O'Gorman <peter@pogma.com>
13016 * mklibgcc.in (vis_hide): Use a temporary object file, not
13019 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
13022 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
13023 access optimization.
13025 2005-02-15 David Edelsohn <edelsohn@gnu.org>
13026 Alan Modra <amodra@bigpond.net.au>
13029 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
13030 (_xlqsub): Rename to __gcc_qsub.
13031 (_xlqmul): Rename to __gcc_qmul.
13032 (_xlqdiv): Rename to __gcc_qdiv.
13033 Provide versioned symbol aliases with old names.
13034 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
13035 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
13036 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
13037 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
13038 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
13040 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13042 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
13043 Fold ~(A - 1) and ~(A + -1) to -A.
13045 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13049 * config/host-linux.c (linux_gt_pch_use_address): Copy from
13050 config/pa/pa-host.c:pa_gt_pch_use_address.
13052 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
13054 * tree-vn.c (get_value_handle): Make sure that given an
13055 is_gimple_min_invariant expression, we always return it.
13057 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13059 * passes.c (rest_of_handle_gcse): Fix a comment.
13061 2005-02-15 Jeff Law <law@redhat.com>
13063 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
13065 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
13066 (canon_list_insert, record_last_mem_set_info): Similarly.
13067 (clear_modify_mem_tables): Similarly.
13069 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13071 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
13072 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
13073 config/mips/mips.md, config/rs6000/aix.h,
13074 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
13076 2005-02-15 Richard Henderson <rth@redhat.com>
13078 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
13079 call to be best_edge.
13081 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13083 * basic-block.h: Adjust the prototype for find_basic_blocks.
13084 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
13085 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
13088 * flow.c (recompute_reg_usage): Remove all arguments.
13089 * passes.c (rest_of_compilation): Adjust the call to
13090 recompute_reg_usage.
13091 * rtl.h: Adjust the prototype for recompute_reg_usage.
13093 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
13095 * tree-dump.c (dump_files): Update to reflect new member
13097 (dump_register): Add new argument.
13099 (dump_switch_p_1): Check against glob name if doglob was passed.
13100 (dump_switch_p): Check against regular first, then glob if
13101 we didn't have any hits on the dump name.
13102 * tree-optimize.c (register_one_dump_file):
13103 Pass in glob name as well.
13104 * tree-pass.h (struct dump_file_info): Add glob
13107 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
13109 PR preprocessor/16323
13110 * doc/invoke.texi: Document that -Wendif-labels is on by default.
13112 2005-02-14 David Edelsohn <edelsohn@gnu.org>
13115 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
13116 (trunctfdf2_internal1): New.
13117 (trunctfdf2_internal2): Renamed from trunctfdf2.
13119 2005-02-14 Diego Novillo <dnovillo@redhat.com>
13121 PR tree-optimization/19853
13122 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
13124 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13126 * passes.c (rest_of_handle_loop_optimize): Remove calls to
13127 delete_dead_jumptables and cleanup_cfg.
13129 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13131 * reload.c (find_reloads): Swap address_reloaded flags when
13132 swapping commutative operands.
13134 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
13136 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
13137 Use standard_iv_increment_position for computing the bsi position
13139 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
13142 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
13145 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
13146 life range of hard registers.
13147 * value-prof.c (insn_prefetch_values_to_profile): Only
13150 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
13151 profile in libcalls.
13153 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
13155 * bitmap.h (bitmap_and_compl_into): Return bool.
13156 * bitmap.c (bitmap_and_compl_into): Return changed flag.
13158 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13160 PR tree-optimization/19944
13161 * fold-const.c (fold): Re-add ABS_EXPR folding.
13163 2005-02-13 David Edelsohn <edelsohn@gnu.org>
13166 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
13167 {TARGET,MASK}_XL_COMPAT.
13168 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
13170 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
13171 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
13173 (rs6000_arg_partial_bytes): Same.
13174 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
13175 and XL compatibility enabled.
13176 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
13177 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
13178 test to final condition.
13179 (cmptf_internal2): New.
13180 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
13181 xl-compat. Add TFmode information to description.
13183 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
13185 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
13187 2005-02-13 Jason Merrill <jason@redhat.com>
13190 * fold-const.c (fold_indirect_ref_1): Split out from...
13191 (build_fold_indirect_ref): Here.
13192 (fold_indirect_ref): New fn.
13193 * tree.h: Declare it.
13194 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
13195 (gimplify_modify_expr_rhs): Likewise.
13196 (gimplify_expr): Likewise.
13198 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13200 PR tree-optimization/14303
13201 PR tree-optimization/15784
13202 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
13203 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
13204 ABS_EXPR<x> != 0 to x != 0.
13206 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
13208 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
13209 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
13210 spelling conventions.
13212 * passes.c (rest_of_handle_gcse): Don't run cse_main and
13213 delete_trivially_dead_insns too many times.
13215 * passes.c (rest_of_handle_gcse): Remove dead assignments to
13218 2005-02-12 Ira Rosen <irar@il.ibm.com>
13220 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
13221 (vect_is_simple_iv_evolution): Remove redundant parameter
13223 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
13224 without last parameter.
13225 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
13226 Return pointer step. Call vect_is_simple_iv_evolution without
13227 last parameter. Check only that the step is multiple of size
13228 type. Remove stmt_vinfo updates.
13229 (vect_get_memtag_and_dr): Remove.
13230 (vect_get_memtag): New function.
13231 (vect_address_analysis): New function.
13232 (vect_object_analysis): New function.
13233 (vect_analyze_data_refs): Call vect_object_analysis and
13234 vect_get_memtag. Update stmt_vinfo fields.
13236 2005-02-12 Ira Rosen <irar@il.ibm.com>
13238 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
13239 exist and are objects. Remove checks for pointer.
13240 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
13241 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
13242 (vect_create_data_ref_ptr): Likewise.
13243 (vect_base_addr_differ_p): New function.
13244 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
13245 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
13246 Don't set the DR_BASE_NAME field of data-ref.
13247 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
13249 2005-02-12 Uros Bizjak <uros@kss-loka.si>
13251 * optabs.h (enum optab_index): Add new OTI_ldexp.
13252 (ldexp_optab): Define corresponding macro.
13253 * optabs.c (init_optabs): Initialize ldexp_optab.
13254 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
13256 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
13258 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
13259 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
13261 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
13262 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
13265 2005-02-12 Ira Rosen <irar@il.ibm.com>
13267 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
13269 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
13271 (vect_get_base_and_offset): Always return an address.
13272 (vect_create_addr_base_for_vector_ref): Remove treatment for
13273 different data reference types.
13274 (vect_compute_data_ref_alignment): Rename base to base_address in
13275 stmt_vec_info. Get the object in order to force its alignment.
13276 (vect_get_memtag_and_dr): Rename base to base_address in
13277 stmt_vec_info. Extract the object for memtag analysis.
13279 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
13281 PR regression/19898.
13282 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
13283 changes cc_status, use apply modified_in_p to part of cc_status
13284 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
13287 2005-02-11 Richard Henderson <rth@redhat.com>
13289 * tree-complex.c (expand_complex_libcall): New.
13290 (expand_complex_multiplication): Use it for c99 compliance.
13291 (expand_complex_division): Likewise.
13292 * fold-const.c (fold_complex_add, fold_complex_mult): New.
13294 * builtins.c (built_in_names): Remove const.
13295 * tree.c (build_common_builtin_nodes): Build complex arithmetic
13297 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
13298 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
13299 (built_in_names): Remove const.
13300 * c-common.c (c_common_type_for_mode): Handle complex modes.
13301 * flags.h, toplev.c (flag_complex_method): Rename from
13302 flag_complex_divide_method.
13303 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
13304 __mulsc3, __muldc3, __mulxc3, __multc3): New.
13305 * libgcc2.h: Declare them.
13306 * libgcc-std.ver: Export them.
13307 * mklibgcc.in (lib2funcs): Build them.
13309 2005-02-11 Steven Bosscher <stevenb@suse.de>
13311 PR tree-optimization/19876
13312 Partially revert my change from 2005-01-14
13313 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
13314 (compute_antic): ...and remove the loop here.
13316 2005-02-11 Jakub Jelinek <jakub@redhat.com>
13318 PR middle-end/19858
13319 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
13320 is number of inner's bits, avoid creating a BIT_FIELD_REF.
13322 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
13323 crtend.o if -pie. Use %{x:a;:b} spec syntax.
13325 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
13327 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
13328 offsets for the big-endian 32-bit case.
13330 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
13332 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
13334 2005-02-11 Dale Johannesen <dalej@apple.com>
13336 * cselib.c (cselib_process_insn): Clear out regs where
13337 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
13338 * reload.c (find_equiv_reg): Ditto.
13340 2005-02-11 Ian Lance Taylor <ian@airs.com>
13342 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
13345 * tree.c (build_function_type_list): Work correctly if there are
13348 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
13350 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
13351 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
13352 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
13353 TARGET_ZARCH instead of TARGET_64BIT.
13355 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
13357 * config/rs6000/t-rtems:
13358 (MULTILIB_OPTIONS): Remove mcpu=602.
13359 (MUTLILIB_DIRNAMES): Remove m602.
13360 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
13361 Let mcpu=602 match mcpu=603.
13362 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
13364 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13366 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
13367 signal trampolines.
13369 2005-02-10 David Daney <ddaney@avtrex.com>
13371 * config/alpha/linux-unwind.h: Add exception clause to copyright.
13372 * config/i386/linux-unwind.h: Likewise.
13373 * config/ia64/linux-unwind.h: Likewise.
13374 * config/mips/linux-unwind.h: Likewise.
13375 * config/pa/linux-unwind.h: Likewise.
13376 * config/rs6000/linux-unwind.h: Likewise.
13377 * config/s390/linux-unwind.h: Likewise.
13378 * config/sh/linux-unwind.h: Likewise.
13379 * config/sparc/linux-unwind.h: Likewise.
13381 2005-02-10 Steven Bosscher <stevenb@suse.de>
13383 PR tree-optimization/17549
13384 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
13385 TER to replace a DEF with its expression if the DEF and the
13386 rhs of the expression we replace into have the same root
13389 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
13391 * config/mips/mips.md: Fix the placement of the match_scratch in the
13394 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13396 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
13399 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
13401 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
13402 (strip_offset): Handle addresses.
13403 (add_address_candidates): Use strip_offset.
13404 (difference_cost): Reflect strip_offset change.
13405 (force_var_cost, difference_cost): Strip nops.
13407 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13409 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
13411 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
13412 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
13413 config/cris/cris-protos.h, config/cris/cris.c: Update
13416 2005-02-10 Jeff Law <law@redhat.com>
13418 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
13419 (lookup_avail_expr): Similarly.
13421 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
13423 * builtins.c (fold_builtin_powi): New function.
13424 (fold_builtin_1): Call it.
13426 2005-02-10 Steven Bosscher <stevenb@suse.de>
13428 PR documentation/19309
13429 * doc/cpp.texi: The __GNUC__ and related predefined macros
13430 are also defined for the "standalone" cpp.
13431 Some non-GCC compilers may also define __GNUC__.
13433 2005-02-10 Jakub Jelinek <jakub@redhat.com>
13436 * c-typeck.c (common_type): New routine. Old common_type renamed
13438 (c_common_type): ...this.
13439 (build_conditional_expr, build_binary_op): Use c_common_type instead
13442 2005-02-10 Steven Bosscher <stevenb@suse.de>
13444 * doc/md.texi: Replace @samp{length} with @code{length}.
13446 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13448 PR tree-optimization/18687
13449 * tree-flow.h (find_loop_niter): Declare.
13450 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
13451 Try using scev even for loops with more than one exit.
13452 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
13453 (struct ivopts_data): Added niters field.
13454 (struct nfe_cache_elt): New.
13455 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
13457 (tree_ssa_iv_optimize_init): Initialize niters cache.
13458 (determine_number_of_iterations): Removed.
13459 (find_induction_variables): Do not call determine_number_of_iterations.
13460 Access niters for single exit through niter_for_single_dom_exit.
13461 (add_iv_outer_candidates): Access niters for single exit through
13462 niter_for_single_dom_exit.
13463 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
13464 number_of_iterations_cond.
13465 (iv_period): New function.
13466 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
13467 (may_replace_final_value): Take data argument. Use
13468 niter_for_single_dom_exit.
13469 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
13470 (rewrite_use_compare): Pass data to may_eliminate_iv.
13471 (rewrite_use_outer): Pass data to may_replace_final_value.
13472 (free_loop_data): Clean up the niters cache.
13473 (tree_ssa_iv_optimize_finalize): Free the niters cache.
13474 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
13475 * tree-ssa-loop-niter.c (find_loop_niter): New function.
13476 (find_loop_niter_by_eval): Use tree_int_cst_lt.
13477 (num_ending_zeros): Moved to tree.c.
13478 * tree.h (num_ending_zeros): Declare.
13479 * tree.c (num_ending_zeros): Moved from tree.c.
13481 2005-02-09 Richard Henderson <rth@redhat.com>
13483 * builtins.c (DEF_BUILTIN): Add COND argument.
13484 * tree.h (DEF_BUILTIN): Likewise.
13485 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
13486 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
13488 (DEF_BUILTIN_STUB): New.
13489 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
13490 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
13491 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
13492 * c-common.c (DEF_BUILTIN): Add COND argument.
13493 * tree.c (local_define_builtin): New.
13494 (build_common_builtin_nodes): New.
13496 2005-02-09 Roger Sayle <roger@eyesopen.com>
13498 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13499 floating point expression ignoring the sign of the result.
13500 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13501 (fold) <MULT_EXPR>: Use it to simplify x*x.
13502 * tree.h (fold_strip_sign_ops): Prototype here.
13503 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13504 argument. Use fold_strip_sign_ops to simplify the first argument.
13505 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13506 first argument when the second argument is an even integer
13507 constant, but only with -funsafe_math_optimizations.
13508 (fold_builtin_1): Update call to fold_builtin_copysign.
13510 2005-02-09 Ian Lance Taylor <ian@airs.com>
13512 PR middle-end/19583
13513 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13514 just check whether EH_FILTER_FAILURE falls through.
13516 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13518 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13519 insns return to ready list in the next turn.
13521 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13523 PR middle-end/19402
13524 * builtins.def: New __builtin_powi[lf].
13525 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13526 (expand_builtin_powi): New function.
13527 (expand_builtin): Dispatch to expand_builtin_powi.
13528 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13529 * libgcc2.c: Add __builtin_powi[lf] implementation.
13530 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13531 * optabs.h: Add powi_optab.
13532 * optabs.c (init_optabs): Initialize powi_optab.
13533 * doc/extend.texi: Document __builtin_powi[lf].
13535 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13537 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13540 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13542 PR middle-end/19854
13543 * fold-const.c (try_move_mult_to_index): Remove redundant
13544 type argument. Create ADDR_EXPR with correct type.
13545 (fold): Update callers of try_move_mult_to_index. Convert
13546 result to the appropriate type.
13548 2005-02-09 Roger Sayle <roger@eyesopen.com>
13551 * config/avr/avr.c (default_rtx_costs): Delete.
13552 (avr_operand_rtx_cost): New function.
13553 (avr_rtx_costs): Completely rewrite.
13555 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13558 * config/cris/cris.c (in_code): New variable.
13559 (cris_output_addr_const): Now a static function, a wrapper for
13561 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13562 case from old cris_output_addr_const.
13563 (cris_asm_output_label_ref): Similar for LABEL_REF.
13564 (cris_output_addr_const_extra): Similar for UNSPEC.
13565 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13566 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13567 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13569 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13570 (cris_asm_output_label_ref): Declare.
13572 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13574 PR preprocessor/19801
13575 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13576 filenames that changed when libcpp was moved to the toplevel.
13578 2005-02-07 Roger Sayle <roger@eyesopen.com>
13580 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13581 zero extensions of BImode operands. Call lowpart_subreg instead
13582 of gen_lowpart_common and gen_lowpart_SUBREG.
13584 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13587 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13588 * configure.ac: Set cc_for_cross_gnattools.
13589 * configure: Regenerate.
13591 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13594 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13596 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13599 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13600 of nested functions.
13602 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13604 * doc/extend.texi: Document deprecated extensions allowing
13605 static floating-point members to have initializers and allowing
13606 floating-point literals in integral constant expressions.
13608 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13610 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13611 config/darwin7.h, config/mips/mips.c,
13612 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13615 * cse.c: Update comments.
13617 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13619 PR middle-end/19775
13620 * builtins.c (fold_builtin_sqrt): Transform
13621 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13624 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13625 Dorit Naishlos <dorit@il.ibm.com>
13627 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13628 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13629 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13631 * tree.h (vect_set_verbosity_level): New extern function declaration
13633 * tree-vectorizer.h (verbosity_levels): New enum type.
13634 * tree-vectorizer.c (vect_debug_stats): Function removed.
13635 (vect_debug_details): Likewise.
13636 (vect_verbosity_level): Global variable was defined and initialized.
13637 (vect_dump): Global variable definition.
13638 (vect_print_dump_info): New function.
13639 (vect_set_dump_settings): New function.
13640 (vect_set_verbosity_level): New function.
13641 (vectorize_loops): Add call to vect_set_dump_settings.
13643 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13644 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13645 (slpeel_tree_peel_loop_to_edge): Likewise.
13647 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13648 appropriate verbosity level instead of call to vect_debug_details
13649 or vect_debug_stats.
13650 (vect_get_base_and_offset):
13651 (vect_create_addr_base_for_vector_ref):
13652 (get_vectype_for_scalar_type):
13653 (vect_create_data_ref_ptr):
13654 (vect_init_vector):
13655 (vect_get_vec_def_for_operand):
13656 (vect_finish_stmt_generation):
13657 (vectorizable_assignment):
13658 (vectorizable_operation):
13659 (vectorizable_store):
13660 (vectorizable_load):
13661 (vect_transform_stmt):
13662 (vect_update_ivs_after_vectorizer):
13663 (vect_do_peeling_for_loop_bound):
13664 (vect_update_inits_of_drs):
13665 (vect_do_peeling_for_alignment):
13666 (vect_transform_loop):
13667 (vect_is_simple_use):
13668 (vect_analyze_operations):
13669 (vect_is_simple_iv_evolution):
13670 (vect_analyze_scalar_cycles):
13671 (vect_analyze_data_ref_dependence):
13672 (vect_analyze_data_ref_dependences):
13673 (vect_compute_data_ref_alignment):
13674 (vect_enhance_data_refs_alignment):
13675 (vect_analyze_data_refs_alignment):
13676 (vect_analyze_data_ref_access):
13677 (vect_analyze_data_ref_accesses):
13678 (vect_analyze_pointer_ref_access):
13679 (vect_get_memtag_and_dr):
13680 (vect_analyze_data_refs):
13681 (vect_mark_relevant):
13682 (vect_stmt_relevant_p):
13683 (vect_mark_stmts_to_be_vectorized):
13684 (vect_can_advance_ivs_p):
13685 (vect_get_loop_niters):
13686 (vect_analyze_loop_form):
13687 (vect_analyze_loop):
13688 (vectorize_loops): Likewise.
13690 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13691 (vect_update_inits_of_drs):
13692 (vect_do_peeling_for_alignment):
13693 (vect_transform_loop):
13694 (vect_analyze_operations):
13695 (vect_analyze_scalar_cycles):
13696 (vect_analyze_data_ref_dependences):
13697 (vect_analyze_data_refs_alignment):
13698 (vect_analyze_data_ref_accesses):
13699 (vect_analyze_data_refs):
13700 (vect_mark_stmts_to_be_vectorized):
13701 (vect_get_loop_niters):
13702 (vect_analyze_loop_form):
13703 (vect_analyze_loop): Likewise.
13704 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13706 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13710 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13711 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13712 either -ffast-math or -funsafe-math-optimizations is in use.
13714 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13715 * config/mips/irix-csr.c: New file.
13716 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13717 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13718 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13721 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13723 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13724 redundant, incorrect definitions.
13726 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13728 ("*tls_indirect_call"): New, reference hard regs directly.
13729 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13731 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13733 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13734 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13736 2005-02-06 Roger Sayle <roger@eyesopen.com>
13738 PR rtl-optimization/19800
13739 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13740 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13743 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13745 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13747 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13750 * doc/invoke.texi: Correct documentation of -freorder-functions.
13752 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13755 * doc/invoke.texi: Don't mention gccbug.
13757 2005-02-06 Roger Sayle <roger@eyesopen.com>
13758 Andrew Pinski <pinskia@physics.uc.edu>
13759 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13761 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13762 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13763 into just (zero_extract:SI FOO (const_int 1) BAR).
13765 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13767 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13768 macro locally. Don't give last revision date. Use GCC version
13769 number from gcc-common.texi.
13770 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13771 revision date. Use GCC version number from gcc-common.texi.
13772 Describe being a library as current state rather than as 3.x
13774 * doc/gcc.texi: Remove last update date.
13775 * doc/gccint.texi: Likewise. Update copyright dates.
13776 * doc/install.texi: Update copyright dates.
13778 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13781 * doc/invoke.texi: Mention for each option included in -Wall that
13782 it is included in -Wall.
13783 * doc/gcc.texi: Update copyright and last modification date.
13785 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13787 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13788 unnecessary cast to original induction variable increments.
13790 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13792 PR tree-optimization/18219
13793 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13794 in distributed form.
13796 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13798 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13799 Set bitpos and offset later in the function. Do nothing if the
13800 target is a register and if the bitfield lies completely outside
13802 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13803 here. Return an uninitialised register if the source value is stored
13804 in a register and the bitfield lies completely outside that register.
13806 2005-02-06 Steven Bosscher <stevenb@suse.de>
13808 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13811 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13813 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13815 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13817 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13818 * config/darwin8.h: New.
13819 * config/darwin7.h: Update comment.
13821 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13822 Dorit Naishlos <dorit@il.ibm.com>
13824 * tree-vectorizer.h (LOC): New type.
13825 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13826 (loop_line_number): New field in struct _loop_vec_info.
13827 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13829 * tree-vectorizer.c (input.h): Included.
13830 (find_loop_location): New function.
13831 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13832 loop line number removed.
13833 (vect_debug_details): Likewise.
13834 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13836 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13837 call to vect_debug_details/stats changed from loop to loop_loc.
13838 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13839 (slpeel_tree_peel_loop_to_edge): Likewise.
13841 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13842 changed from NULL to UNKNOWN_LOC.
13843 (vect_get_base_and_offset):
13844 (vect_create_addr_base_for_vector_ref):
13845 (get_vectype_for_scalar_type):
13846 (vect_create_data_ref_ptr):
13847 (vect_init_vector):
13848 (vect_get_vec_def_for_operand):
13849 (vect_finish_stmt_generation):
13850 (vectorizable_assignment):
13851 (vectorizable_operation):
13852 (vectorizable_store):
13853 (vectorizable_load):
13854 (vect_transform_stmt):
13855 (vect_update_ivs_after_vectorizer):
13856 (vect_do_peeling_for_loop_bound):
13857 (vect_do_peeling_for_alignment):
13858 (vect_transform_loop):
13859 (vect_is_simple_use):
13860 (vect_analyze_operations):
13861 (vect_is_simple_iv_evolution):
13862 (vect_analyze_scalar_cycles):
13863 (vect_analyze_data_ref_dependences):
13864 (vect_compute_data_ref_alignment):
13865 (vect_enhance_data_refs_alignment):
13866 (vect_analyze_data_ref_access):
13867 (vect_analyze_data_ref_accesses):
13868 (vect_analyze_pointer_ref_access):
13869 (vect_get_memtag_and_dr):
13870 (vect_analyze_data_refs):
13871 (vect_mark_relevant):
13872 (vect_stmt_relevant_p):
13873 (vect_mark_stmts_to_be_vectorized):
13874 (vect_can_advance_ivs_p):
13875 (vect_get_loop_niters):
13876 (vect_analyze_loop):
13877 (vectorize_loops): Likewise.
13879 (vectorizable_load): Argument in call to vect_debug_details/stats
13880 changed from loop to LOOP_LOC (loop_vinfo).
13881 (vect_transform_loop):
13882 (vect_analyze_operations):
13883 (vect_analyze_scalar_cycles):
13884 (vect_analyze_data_ref_dependence):
13885 (vect_enhance_data_refs_alignment):
13886 (vect_analyze_data_ref_accesses):
13887 (vect_analyze_pointer_ref_access):
13888 (vect_analyze_data_refs):
13889 (vect_analyze_loop): Likewise.
13891 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13892 changed from loop to loop_loc.
13894 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13896 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13897 Dorit Naishlos <dorit@il.ibm.com>
13899 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13901 (vect_analyze_data_ref_dependences): Likewise.
13903 (vect_is_simple_use): Argument changed from loop structure to
13904 loop_vect_info structure.
13905 (vect_can_advance_ivs_p): Likewise.
13906 (vect_create_index_for_vector_ref): Likewise.
13907 (vect_update_ivs_after_vectorizer): Likewise.
13908 (new_stmt_vec_info): Likewise.
13910 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13911 changed from loop to loop_vinfo.
13912 (vect_create_data_ref_ptr): First argument in call to
13913 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13914 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13915 was changed from loop to loop_vinfo.
13916 (vectorizable_operation): Likewise.
13917 (vectorizable_store): Likewise.
13918 (vect_mark_stmts_to_be_vectorized): Likewise.
13919 (vect_do_peeling_for_loop_bound): First argument in call to
13920 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13921 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13922 was changed from loop to loop_vinfo.
13923 (vect_analyze_data_ref_dependences): Third argument in call to
13924 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13926 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13927 (vect_create_data_ref_ptr): Likewise.
13928 (vect_init_vector): Likewise.
13929 (vect_get_vec_def_for_operand): Likewise.
13930 (vectorizable_assignment): Likewise.
13931 (vectorizable_operation): Likewise.
13932 (vectorizable_store): Likewise.
13933 (vectorizable_load): Likewise.
13934 (vect_update_ivs_after_vectorizer): Likewise.
13935 (vect_is_simple_use): Likewise.
13936 (vect_analyze_data_ref_dependence): Likewise.
13937 (vect_analyze_pointer_ref_access): Likewise.
13938 (vect_can_advance_ivs_p): Likewise.
13940 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13941 before _stmt_vec_info.
13942 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13943 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13944 (new_stmt_vec_info): Argument changed from loop structure to
13945 loop_vect_info structure
13947 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13948 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13949 (vect_create_addr_base_for_vector_ref): Likewise.
13950 (vect_analyze_pointer_ref_access): Likewise.
13952 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13955 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13956 phi flag if the phi is abnormal.
13958 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13961 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13962 information for the new statement.
13964 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13967 * gcc.c (main): Include the target in -v output.
13969 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13971 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13972 Do not drop the extend if we'd have to add a paradoxical subreg
13973 later. Include optabs.h and insn-codes.h.
13974 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13976 2005-02-02 Roger Sayle <roger@eyesopen.com>
13978 PR middle-end/19405
13979 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13980 * fold-const.c (const_binop): Avoid constant folding floating
13981 point operations in modes that use composite representations.
13982 * simplify-rtx.c (simplify_binary_operation): Likewise.
13984 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13986 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13988 (altivec_dstt): Likewise.
13989 (altivec_dstst): Likewise.
13990 (altivec_dststt): Likewise.
13991 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13994 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13996 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13997 EXPR_LOCUS from orig_cond to the new cond_stmt.
13998 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
14001 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14003 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
14004 standard_iv_increment_position. Remove call to bsi_next
14005 (no need to bump the iterator anymore).
14006 (vect_create_index_for_vector_ref): Call
14007 standard_iv_increment_position. Remove second function argument.
14008 (vect_finish_stmt_generation): Remove call to bsi_next
14009 (no need to bump the iterator anymore).
14010 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
14011 to vect_create_index_for_vector_ref.
14013 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14015 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
14016 phis are used out of the loop.
14018 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
14021 * c-decl.c (undef_nested_function): New variable.
14022 (pop_scope): Diagnose undefined nested functions.
14023 (finish_function): Don't attempt cgraph processing or genericizing
14024 if current top-level function contained an undefined nested
14025 function. Reset undef_nested_function at the end of a top-level
14028 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
14030 * tree.c (build_int_cst_type): Take sign of the value into account
14031 when deciding whether sign extend the value.
14033 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14036 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
14037 (cpp_options, cc1_options): Change %{std*&ansi} to
14038 %{std*&ansi&trigraphs}.
14040 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14042 * cse.c: Update comments.
14044 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
14046 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
14047 arguments go on the stack. Do not put complex doubles in odd/even
14050 2005-02-02 Steven Bosscher <stevenb@suse.de>
14052 * doc/invoke.texi: Update the options enabled at -O1, -O2,
14053 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
14054 -ftree-pre, and -fthread-jumps.
14056 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
14058 PR tree-optimization/19578
14059 * tree-flow.h (modified_noreturn_calls): Declare.
14060 (noreturn_call_p): Declare.
14061 * tree-flow-inline.h (noreturn_call_p): New function.
14062 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
14063 * tree-cfg.c (modified_noreturn_calls): New variable.
14064 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
14065 that contain a mid-block noreturn call.
14066 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
14068 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14070 * df.c (df_def_record_1, df_uses_record): Don't use
14072 * df.h (DF_FOR_REGALLOC): Remove.
14074 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14077 * c-typeck.c (really_start_incremental_init): Reset
14078 constructor_max_index for arrays of incomplete type.
14080 2005-02-02 Jeff Law <law@redhat.com>
14082 * gcse.c (struct reg_set): Store the block index where the register
14083 was set rather than the setting insn.
14084 (record_one_set, compute_transp): Corresponding changes.
14085 (pre_insert_copy_insn): Do not call replace_one_set.
14086 (replace_one_set): Remove.
14088 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14091 * doc/gcov.texi: Fix typo.
14093 2005-02-01 Richard Henderson <rth@redhat.com
14096 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
14097 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
14099 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
14100 * config/i386/i386-protos.h: Update.
14102 2005-02-01 Steven Bosscher <stevenb@suse.de>
14104 PR tree-optimization/19217
14105 * tree-cfg.c (verify_expr): Use the data field to see if TP was
14106 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
14107 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
14108 that it is walking a PHI node.
14110 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
14112 * doc/extend.texi (Nested Functions): Update.
14114 2005-02-01 Richard Henderson <rth@redhat.com>
14117 * optabs.c (expand_copysign_absneg): Export.
14118 * optabs.h (expand_copysign_absneg): Declare.
14119 * config/rs6000/rs6000.md (copysigntf3): New.
14121 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14123 PR tree-optimization/19633
14124 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
14125 * tree-ssa-alias.c (init_alias_info): Initialize.
14126 (merge_pointed_to_info): Set.
14127 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
14128 (dump_points_to_info_for): Show value of pt_null.
14129 (struct count_ptr_d): Declare.
14130 (find_ptr_dereference): Remove.
14131 (ptr_is_dereferenced_by): Remove.
14132 (count_ptr_derefs): New local function.
14133 (count_uses_and_derefs): New local function.
14134 (compute_points_to_and_addr_escape): Call it. If the number
14135 of dereferences is greater than zero, mark the pointer as
14136 dereferenced. If there are fewer dereferences than uses of
14137 the pointer, the pointer's value escapes.
14139 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14141 PR tree-optimization/19670
14142 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
14144 (verify_use): ... set it here, instead.
14146 2005-02-01 Janis Johnson <janis187@us.ibm.com>
14148 * doc/sourcebuild.texi (Test directives): Fix formatting.
14150 * doc/sourcebuild.texi (Test directives): Describe selector
14153 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
14155 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
14156 specific 64-bit CPUs.
14158 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
14161 * arm.c (arm_eliminable_register): New function.
14162 (adjacent_mem_locations): Don't allow eliminable registers. Use
14163 HOST_WIDE_INT for address offsets.
14164 * arm-protos.h (arm_eliminable_register): Add prototype.
14166 2005-02-01 Steven Bosscher <stevenb@suse.de>
14168 PR optimization/15242
14169 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
14170 * basic-block.h (duplicate_computed_gotos): Add prototype.
14171 * bb-reorder.c (duplicate_computed_gotos): New function to
14172 duplicate sufficiently small blocks ending in a computed jump.
14173 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
14174 if not optimizing for size.
14175 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
14176 never do tail merging for blocks ending in a computed jump.
14177 * doc/invoke.texi: Document the max-goto-duplication-insns param.
14179 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
14181 Patch from Richard Sandiford <rsandifo@redhat.com>
14182 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
14183 from inheriting a subreg equivalence with a non-spill register.
14185 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
14187 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
14189 * config/frv/frv.c (movcc_fp_destination_operand): New.
14190 (gpr_or_memory_operand): Fix typo in comment.
14191 (gpr_or_memory_operand_with_scratch): New.
14192 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
14193 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
14194 movcc_fp_destination_operand.
14195 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
14196 Legitimize memory addresses using a scratch register.
14198 2005-01-31 Jeff Law <law@redhat.com>
14200 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
14201 bitmap a sparse bitmap instead of a simple bitmap.
14202 (mark_def_sites_initialize_block): Corresponding changes.
14203 (ssa_mark_def_sites_initialize_block): Likewise.
14204 (ssa_mark_phi_uses): Likewise.
14205 (mark_def_site, ssa_mark_def_sites): Likewise.
14206 (mark_def_site_blocks): Likewise.
14207 (rewrite_ssa_into_ssa): Likewise.
14209 * tree-ssa-dom.c (record_cond): Pass correct variable type
14210 for last argument to htab_find_slot_with_hash.
14212 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
14213 effects when optimizing 0 % X. Do not try to optimize X % 0.
14215 2005-01-31 James E. Wilson <wilson@specifixinc.com>
14217 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
14220 2005-02-01 Eric Christopher <echristo@redhat.com>
14222 * config/mips/mips.c (override_options): Warn if -mint64
14224 * doc/invoke.texi (MIPS Options): Document that -mint64 is
14227 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
14229 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
14231 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
14232 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
14233 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
14234 (cached_regno): Initialize to INVALID_REGNUM.
14235 (cse_reg_info_table_size,
14236 cse_reg_info_table_first_uninitialized,
14237 cse_reg_info_timestamp): New.
14238 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
14240 (init_cse_reg_info, get_cse_reg_info_1): New.
14241 (get_cse_reg_info): Cache the last look-up.
14242 (new_basic_block): Update the code to clear mappings from
14243 registers to cse_reg_info entries.
14244 (cse_main): Call init_cse_reg_info.
14246 * cse.c (get_cse_reg_info): Update a comment.
14248 2005-01-31 Steven Bosscher <stevenb@suse.de>
14251 * c-decl.c (start_decl): Do not warn about arrays of elements with
14252 an incomplete type here.
14253 (grokdeclarator): Do it here by making a pedwarn an error.
14254 * c-typeck.c (push_init_level): If there were previous errors with
14255 the constructor type, do not warn about braces for initializers.
14256 (process_init_element): Likewise for excess initializer elements.
14258 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
14260 * cse.c (delete_trivially_dead_insn): Don't iterate.
14262 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
14264 * config/rs6000/rs6000.md (copysignsf3): New expand.
14265 (copysigndf3): Likewise.
14267 2005-01-31 Steven Bosscher <stevenb@suse.de>
14269 * recog.c (constrain_operands): Only look for earlyclobber operand
14270 conflicts if an '&' constraint was seen.
14272 2005-01-31 Marc Espie <espie@openbsd.org>
14274 * config.gcc: Don't include embedded systems fragment, switches default
14275 debugging format to ELF.
14276 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
14277 longer pick it up there.
14279 2005-01-31 Dale Johannesen <dalej@apple.com>
14281 * doc/extend.texi (nested functions): Fix linkage description.
14282 Clarify that static is not allowed.
14284 2005-01-31 Dale Johannesen <dalej@apple.com>
14286 * config/rs6000/darwin.md (movsf_low_di): Make work.
14287 (movdf_low_di): Make work.
14289 2005-01-31 Dale Johannesen <dalej@apple.com>
14291 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
14292 Make work for 64 bit.
14294 2005-01-31 Roger Sayle <roger@eyesopen.com>
14295 Dale Johannesen <dalej@apple.com>
14297 PR middle-end/19650
14298 * fold-const.c (fold_binary_op_with_conditional_arg):
14299 Make types match original operands, before STRIP_NOPS.
14301 2005-01-31 Alan Modra <amodra@bigpond.net.au>
14303 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
14304 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
14305 (struct gcc_sigcontext): Delete. Merge contents to..
14306 (struct gcc_ucontext): ..here.
14307 (get_sigcontext): Delete.
14308 (get_regs): New function, like get_sigcontext but return regs ptr.
14309 64-bit version finds regs from r1 to support vdso.
14310 (ppc_linux_aux_vector): New function.
14311 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
14314 2005-01-31 Ira Rosen <irar@il.ibm.com>
14316 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
14318 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
14319 redundant fold. Fix misalignment for MINUS_EXPR.
14320 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
14321 (vect_analyze_pointer_ref_access): Likewise.
14322 (vect_get_memtag_and_dr): Likewise.
14324 2005-01-31 Richard Henderson <rth@redhat.com>
14326 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
14327 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
14328 absnegdf2_i387, absnegxf2_i387): Likewise.
14330 2005-01-31 Richard Henderson <rth@redhat.com>
14333 * optabs.c (expand_copysign_absneg): New.
14334 (expand_copysign_bit): Split out from ...
14335 (expand_copysign): ... here. Use expand_copysign_absneg.
14337 2005-01-30 Roger Sayle <roger@eyesopen.com>
14339 PR middle-end/19697
14340 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
14341 constant as the second operand and a register as the third.
14343 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
14346 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
14347 that dllimport'd functions do not use all call-clobbered registers
14348 to pass parameters.
14350 2005-01-30 Richard Henderson <rth@redhat.com>
14353 * optabs.c (expand_absneg_bit): Split out from expand_unop and
14354 expand_abs_nojump and generalize. Use operand_subword and
14355 emit_no_conflict_block. Support large modes.
14356 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
14358 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
14359 negation to subtraction.
14360 (expand_copysign): Check that the format has signed zeros.
14361 Use operand_subword and emit_no_conflict_block. Support large modes.
14363 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
14365 Fix PR tree-optimization/19624
14367 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
14368 * tree-ssa-pre.c: Add cfgloop.h.
14370 (pre_stats): New member, constified.
14371 (inserted_exprs): New static variable.
14372 (NECESSARY): New macro.
14373 (create_expression_by_pieces): Fold the expression, and
14374 mark it as defaulting to not necessary. Also put in
14376 (fully_constant_expression): New function.
14377 (insert_into_preds_of_block): Modify to not insert phis when we
14378 are playing with induction variables.
14379 Push phis onto the inserted_exprs vector, and mark them as not
14380 necessary by default.
14381 (insert_aux): Call fully_constant_expression on eprime.
14382 If all edges produce the same value, mark it constant.
14383 (mark_operand_necessary): New function.
14384 (remove_dead_inserted_code): New function.
14385 (init_pre): Init loop optimizer to get loop info.
14386 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
14387 (execute_pre): Commit edge inserts, then remove dead code.
14389 2005-01-30 Richard Henderson <rth@redhat.com>
14391 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
14392 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
14394 2005-01-30 Richard Henderson <rth@redhat.com>
14397 * config/i386/i386.c (ix86_expand_copysign): New.
14398 (ix86_split_copysign_const): New.
14399 (ix86_split_copysign_var): Rename from ix86_split_copysign,
14400 rearrange op1/nmask operands.
14401 * config/i386/i386-protos.h: Update.
14402 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
14403 (copysigndf3): Likewise.
14404 (copysignsf3_const, copysigndf3_const): New.
14405 (copysignsf3_var): Rename from copysignsf3, split out splitter
14406 and fix split predicate for X constraint.
14407 (copysigndf3_var): Similarly.
14409 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
14411 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
14412 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
14413 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
14415 2005-01-29 Richard Henderson <rth@redhat.com>
14418 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
14419 of # and * in constraints.
14421 2005-01-29 Richard Henderson <rth@redhat.com>
14423 PR middle-end/19689
14424 * expr.c (store_field): Don't strip sub-mode cast when the input
14425 data is even smaller.
14427 2005-01-29 Richard Henderson <rth@redhat.com>
14429 PR middle-end/19687
14430 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
14433 2005-01-29 Richard Henderson <rth@redhat.com>
14435 * combine.c (make_field_assignment): Fix argument order
14438 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
14440 PR tree-optimization/15791
14441 * fold-const.c (extract_array_ref): New function.
14442 (fold): Fold comparisons between &a[i] and &a[j] or
14443 semantically equivalent trees.
14445 2005-01-29 Jeff Law <law@redhat.com>
14447 * gcse.c (insert_expr_in_table): Revamp handling of available
14448 and anticipatable occurrence lists to avoid unnecessary list
14450 (insert_set_in_table): Similarly.
14452 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
14454 * c-common.c (fix_string_type): Just use c_build_qualified_type to
14456 (c_build_qualified_type): Build qualified array types with
14457 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
14458 * c-decl.c (c_make_fname_decl): Build unqualified array type
14459 before qualified type.
14460 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
14461 type is qualified, not just if type itself is. Don't apply
14462 qualifiers to array type when declarator is processed. Apply
14463 qualifiers to field type whether or not it is an array type.
14464 Don't handle array types specially for applying qualifiers to
14466 * c-typeck.c (composite_type): Build unqualified element type and
14467 array type when forming composite of array types.
14468 (common_pointer_type, comptypes, comp_target_types,
14469 type_lists_compatible_p, build_indirect_ref, build_array_ref,
14470 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
14472 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
14473 (args2) in variables a1 and a2.
14475 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
14477 * cse.c (n_elements_made, max_elements_made): Remove.
14478 (insert): Don't touch n_elements_made.
14479 (cse_main): Don't touch n_elements_made or max_elements_made.
14481 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
14484 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
14485 configuration part of dp-bit.c to be lost.
14487 2005-01-28 Roger Sayle <roger@eyesopen.com>
14489 * expmed.c (expand_mult_highpart_optab): When attempting to use
14490 a non-widening multiplication in a wider mode, the operands need
14491 to be converted (zero or sign extended) to that mode.
14493 2005-01-28 Ian Lance Taylor <ian@airs.com>
14495 PR middle-end/16558
14496 PR middle-end/19583
14497 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
14498 through if both operands fall through.
14500 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14502 * cse.c (fold_rtx) <PC>: Don't optimize.
14504 2005-01-28 Jeff Law <law@redhat.com>
14506 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14507 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14509 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14511 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14512 cse_reg_info_used_list_end): Remove.
14513 (cse_reg_info_list, cse_reg_info_list_free): New.
14514 (get_cse_reg_info): When allocating an instance of
14515 cse_reg_info, add it to the beginning of the cse_reg_info_list
14516 list. Remove code to maintain cse_reg_info_used_list.
14517 (new_basic_block): Reset the free list to the beginning of
14520 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14522 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14523 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14524 (frv_expand_mdpackh_builtin): New function.
14525 (frv_expand_builtin): Use it to expand __MDPACKH.
14526 * doc/extend.texi (__MDPACKH): Update documentation.
14528 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14530 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14531 SSE_FLOAT_MODE_P for use_sse computation.
14533 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14536 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14538 2005-01-27 Richard Henderson <rth@redhat.com>
14540 * builtins.c (expand_builtin_copysign): New.
14541 (expand_builtin): Call it.
14542 * genopinit.c (optabs): Add copysign_optab.
14543 * optabs.c (init_optabs): Initialize it.
14544 (expand_copysign): New.
14545 * optabs.h (OTI_copysign, copysign_optab): New.
14546 (expand_copysign): Declare.
14548 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14549 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14551 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14552 (ix86_expand_fp_absneg_operator): ... here.
14553 (ix86_split_copysign): New.
14554 * config/i386/i386-protos.h: Update.
14555 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14556 (copysignsf3, copysigndf3): New.
14558 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14559 (copysignsf3, ncopysignsf3): New.
14560 (copysigndf3, ncopysigndf3): New.
14561 (copysignxf3, ncopysignxf3): New.
14562 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14564 2005-01-27 Arend Bayer <arend.bayer@web.de>
14565 Kazu Hirata <kazu@cs.umass.edu>
14567 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14568 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14569 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14572 2005-01-27 Jeff Law <law@redhat.com>
14574 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14575 definitions of SSA_NAMEs which are not being rewritten.
14576 (rewrite_ssa_into_ssa): Only initialize the current definition
14577 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14578 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14579 SSA_NAMEs before returning.
14581 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14583 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14584 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14585 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14586 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14587 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14589 2005-01-27 Steven Bosscher <stevenb@suse.de>
14591 PR middle-end/17278
14592 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14593 higher to -O2 and higher. Likewise for tree PRE.
14594 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14597 2005-01-27 Ian Lance Taylor <ian@airs.com>
14599 PR middle-end/19583
14600 * gimple-low.c (try_catch_may_fallthru): New static function.
14601 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14602 * tree-inline.c (expand_call_inline): Don't warn about reaching
14603 the end of a non-void function being inlined if the function uses
14606 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14608 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14611 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14612 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14613 (implicitly_declare): Handle error_mark_node.
14615 2005-01-27 Richard Henderson <rth@redhat.com>
14618 * tree.h (struct tree_decl): Add debug_expr_is_from.
14619 (DECL_DEBUG_EXPR_IS_FROM): New.
14620 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14621 * dwarf2out.c (dwarf2out_var_location): Update to match.
14622 * tree-outof-ssa.c (create_temp): Likewise.
14623 * var-tracking.c (track_expr_p): Likewise.
14624 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14625 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14626 * toplev.c (default_tree_printer): Likewise.
14628 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14630 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14631 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14633 2005-01-27 Steven Bosscher <stevenb@suse.de>
14635 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14636 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14637 ASM_CLOBBERS): Add tree checks.
14639 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14640 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14641 * c-common.def (SWITCH_STMT): Update to match.
14642 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14643 macros instead of SWITCH_EXPR ones.
14644 * c-dump.c (c_dump_tree): Likewise.
14645 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14646 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14648 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14650 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14652 * unwind-dw2.c (execute_stack_op): Add missing cases for
14653 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14655 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14657 * config.gcc (Obsolete configurations): Remove 'dummy', add
14658 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14661 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14663 PR tree-optimization/19633
14664 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14666 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14667 are no call-clobbered variables.
14668 * tree-outof-ssa.c (check_replaceable): Return false for calls
14671 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14673 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14674 even for variables with NULL DECL_INITIAL.
14676 2005-01-26 Stuart Hastings <stuart@apple.com>
14678 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14680 2005-01-26 Richard Henderson <rth@redhat.com>
14682 PR middle-end/18008
14683 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14685 * expr.c (store_field): Strip conversions to odd-bit-sized types
14686 if the destination field width matches.
14688 2005-01-26 Richard Henderson <rth@redhat.com>
14690 * c-decl.c, expmed.c, expr.c: Revert last change.
14692 2005-01-26 Richard Henderson <rth@redhat.com>
14694 PR middle-end/18008
14695 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14697 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14698 if we don't need the bits above those present in the current mode.
14699 * expr.c (store_field): Strip conversions to odd-bit-sized types
14700 if the destination field width matches.
14702 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14704 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14705 either -ffast-math or -funsafe-math-optimizations is in use.
14707 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14711 * config/avr/avr.c (notice_update_cc): Only set condition code for
14712 ashrqi3 if shift count > 0.
14713 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14714 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14715 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14716 count <= 0 as a no-op, and shift count >= width by copying zero
14717 or sign bit to all bits of the result.
14718 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14719 count, with attribute "length" set to 0 and "cc" set to "none".
14721 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14723 * doc/invoke.texi: Document -mTLS.
14725 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14726 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14727 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14728 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14729 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14730 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14731 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14732 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14734 * configure.ac: Check for a TLS capable gas.
14736 * configure: Regenerate.
14738 2005-01-26 Richard Henderson <rth@redhat.com>
14740 PR middle-end/18008
14741 * combine.c (make_field_assignment): Simplify store to zero_extract
14742 from a source with an overlapping mask.
14744 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14746 2004-11-11 Eric Christopher <echristo@redhat.com>
14748 * config/frv/frv.md: Add fr400_integer automaton. Don't
14749 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14752 2005-01-26 Steven Bosscher <stevenb@suse.de>
14754 PR middle-end/16585
14755 * cfgbuild.c (make_edges): Do not clear or set
14756 current_function_has_computed_jump.
14757 * function.h (struct function): Remove the has_computed_jump field.
14758 (current_function_has_computed_jump): Do not define.
14759 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14760 in a computed jump. Ignore current_function_has_computed_jump.
14762 2005-01-26 Richard Henderson <rth@redhat.com>
14764 PR middle-end/19515
14765 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14766 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14768 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14769 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14770 objects into static storage if they have more than one non-zero value.
14771 * tree.h (categorize_ctor_elements): Update decl.
14773 2005-01-26 Steven Bosscher <stevenb@suse.de>
14775 PR middle-end/19616
14776 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14777 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14778 to this function from 2004-07-10.
14779 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14780 the current function for tail call optimizations if the address
14781 of one of it its arguments is taken.
14783 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14785 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14787 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14789 * function.c (expand_function_end): If current_function_calls_alloca,
14790 emit stack restore in a place that is reached when the function falls
14791 through at the end.
14793 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14795 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14796 rule to avoid matching inappropriate suffix rule.
14798 2005-01-26 Jan Hubicka <jh@suse.cz>
14800 PR tree-optimization/19241
14801 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14803 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14805 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14806 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14808 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14809 <sim*>: Always use crt1.o, regardless of N in simN.
14810 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14811 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14812 (CRT_CALL_STATIC_FUNCTION): Remove.
14813 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14814 use crt1.o, regardless of N in simN.
14815 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14816 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14817 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14818 case isystem setting.
14819 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14821 2005-01-25 Ian Lance Taylor <ian@airs.com>
14823 * gimple-low.c (block_may_fallthru): Correct handling of
14824 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14826 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14828 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14829 handlers to match indentation; nested under the mtune=* handler.
14830 Similar for mcpu= and march=.
14832 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14834 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14835 * config/mips/linux64.h (LIB_SPEC): Likewise.
14836 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14837 * config/sh/linux.h (LIB_SPEC): Likewise.
14839 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14841 * config/frv/frv.c (frv_legitimize_tls_address): New.
14842 (TARGET_HAVE_TLS): Define.
14843 (FRV_SYMBOL_REF_TLS_P): Define.
14844 (frv_override_options): Handle new register classes.
14845 (frv_legitimate_address_p): Reject tls addresses.
14846 (frv_legitimize_address): Handle TLS addresses.
14847 (gen_inlined_tls_plt): New.
14848 (gen_tlsmoff): New.
14849 (frv_legitimize_tls_address): New.
14850 (unspec_got_name): Add TLS entries.
14851 (got12_operand): Add R_FRV_TLSMOFF12 case.
14852 (frv_emit_move): Fixup TLS addresses.
14853 (frv_emit_movsi): Legitimize TLS addresses.
14855 * config/frv/frv.h (MASK_BIG_TLS): New.
14856 (TARGET_BIG_TLS): New.
14857 (HAVE_AS_TLS): Define.
14858 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14859 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14860 (REG_CLASS_NAMES): Same.
14861 (REG_CLASS_CONTENTS): Same.
14862 (CONSTRAINT_LEN): New.
14863 (REG_CLASS_FROM_CONSTRAINT): New.
14864 (PREDICATE_CODES): Add symbolic_operand.
14866 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14867 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14868 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14869 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14870 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14871 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14872 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14873 GR9_REG, GR14_REG, LRREG.
14874 (type): Add load_or_call attribute.
14875 ("load_or_call"): New reservation.
14876 ("call_gettlsoff"): New.
14877 ("tls_indirect_call"): New.
14878 ("tls_load_gottlsoff12"): New.
14879 ("tlsoff_hilo"): New.
14880 ("tls_tlsdesc_ldd"): New.
14881 ("tls_tlsoff_ld"): New.
14884 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14886 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14888 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14889 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14890 * config/frv/frv.c (TLS_BIAS): Define.
14891 (frv_output_dwarf_dtprel): New.
14893 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14895 PR rtl-optimization/19579
14896 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14897 both A and B, see if they don't clobber registers the other expr uses.
14899 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14901 * real.c (do_add): Initialize signalling and canonical members.
14903 * real.c (real_from_integer): Zero out destination.
14905 2005-01-18 Jan Hubicka <jh@suse.cz>
14907 PR tree-optimize/19337
14908 * tree-inline.c (initialize_inlined_parameters): Copy
14909 saved_static_chain_decl only.
14911 2005-01-25 Richard Henderson <rth@redhat.com>
14915 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14916 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14917 80387 enabled, to return a proper subclass. Return the subset that
14918 overlaps with GENERAL_REGS for PLUS.
14919 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14921 2005-01-25 Richard Henderson <rth@redhat.com>
14923 PR middle-end/19609
14924 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14926 2005-01-25 Roger Sayle <roger@eyesopen.com>
14928 * expmed.c (choose_multiplier): Change interface to return the
14929 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14930 (expand_divmod): Update calls to choose_multiplier.
14932 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14934 PR middle-end/19330
14935 * expmed.c (extract_bit_field): Use adjust_address instead of
14936 gen_lowpart when op0 is a MEM.
14938 2005-01-24 Steven Bosscher <stevenb@suse.de>
14940 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14942 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14944 * config/mips/irix-csr.c: New file.
14945 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14946 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14947 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14950 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14953 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14954 sparc/elf.h, add sparc/sp-elf.h.
14955 (sparc-*-rtems*): Likewise.
14956 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14957 tm-dwarf2.h, add sparc/sp-elf.h.
14958 (sparc86x-*-elf): Likewise.
14959 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14960 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14961 TARGET_OS_CPP_BUILTINS.
14962 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14963 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14965 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14966 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14967 (SWITCH_TAKES_ARG): Likewise.
14968 (LOCAL_LABEL_PREFIX): Likewise.
14969 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14970 (TARGET_N_FORMAT_TYPES): Delete.
14971 (TARGET_FORMAT_TYPES): Likewise.
14972 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14973 * config/sparc/elf.h: Delete.
14974 * config/sparc/sp-elf.h: New file.
14976 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14978 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14979 * tree-flow.h: Remove the corresponding prototype.
14980 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14981 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14983 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14986 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14987 for AIX ABI or ELF -fPIC.
14988 (rs6000_emit_load_toc_table): Don't create toc_section here.
14989 (rs6000_xcoff_file_start): Nor here.
14991 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14993 * sh.c (ra.h): Don't #include.
14994 (hard_regs_intersect_p): New function, resurrected from ra.c.
14996 * sh.c: Fix 1996 Copyright.
14998 2005-01-24 Richard Henderson <rth@redhat.com>
14999 Aldy Hernandez <aldyh@redhat.com>
15001 * regrename.c (note_sets): Handle subregs.
15003 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
15006 * genconditions.c (write_header, write_conditions): Elide file if
15009 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
15011 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
15012 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
15015 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15017 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
15018 expand_builtin_printf, expand_builtin_fprintf,
15019 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
15020 checking against POINTER_TYPE.
15021 (validate_arglist): Handle POINTER_TYPE code by checking
15024 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
15026 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
15027 init_rtlanal): New.
15028 (for_each_rtx): Call for_each_rtx_1.
15029 * rtl.h (init_rtlanal): Declare.
15030 * toplev.c (backend_init): Call init_rtlanal.
15032 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15034 * flow.c (propagate_one_insn): Formatting.
15036 PR middle-end/19551
15037 * flow.c (libcall_dead_p): Be more conservative if unsure.
15038 If there are any instructions between insn and call, see if they are
15039 all dead before saying the libcall is dead.
15041 2005-01-24 Uros Bizjak <uros@kss-loka.si>
15043 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
15044 operand constraint for operand 0.
15046 2005-01-23 Richard Henderson <rth@redhat.com>
15049 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
15050 edges leading to join block.
15052 2005-01-23 Roger Sayle <roger@eyesopen.com>
15054 * expmed.c (expand_mult_highpart): Make static. Change type of
15055 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
15056 (expand_divmod): Updates calls to expand_mult_highpart by using
15057 gen_int_mode to pass a CONST_INT rtx.
15058 * rtl.h (expand_mult_highpart): Remove prototype.
15060 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15062 * flow.c (regset_bytes, regset_size): Remove.
15064 * cfganal.c: Fix a reference to Harvey's paper.
15066 2005-01-23 Steven Bosscher <stevenb@suse.de>
15068 PR rtl-optimization/19464
15069 * tree-optimize.c (init_tree_optimization_passes): Add one more
15070 copyrename pass just before out-of-ssa.
15072 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
15075 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
15076 * ggc-none.c (ggc_free): Define.
15078 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15080 * cse.c (max_reg, max_insn_uid): Remove.
15081 (cse_main): Don't access max_reg or max_insn_uid.
15083 * c-common.c (explicit_flag_signed_bitfields,
15084 lang_statement_code_p, lang_expand_function_end): Remove.
15085 * c-common.h: Remove the corresponding declarations.
15086 * c-opts.c (c_common_handle_option): Remove all write access
15087 to explicit_flag_signed_bitfields.
15089 * cgraph.c (cgraph_varpool_n_nodes): Remove.
15090 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
15091 * cgraph.h: Remove the corresponding declaration.
15093 * gcse.c (null_pointer_info): Remove.
15095 2005-01-23 Roger Sayle <roger@eyesopen.com>
15096 Eric Botcazou <ebotcazou@libertysurf.fr>
15098 * combine.c (simplify_logical): Only simplify logical expressions
15099 of the form ior(and(x,y),z) by the inverse distributive law if the
15100 result is cheaper than the original.
15102 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15104 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
15105 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
15106 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
15107 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
15108 config/freebsd-spec.h, config/arm/arm.h,
15109 config/h8300/h8300.md, config/i386/i386.md,
15110 config/i386/predicates.md, config/i386/sse.md,
15111 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
15112 config/vax/vax.md: Fix comment typos. Follow spelling
15115 2005-01-23 Steven Bosscher <stevenb@suse.de>
15117 * gengtype.c (walk_type): Produce `not equal to' compares for loop
15118 tests, instead of `less than'.
15120 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
15122 * function.c (assign_parm_setup_block): When creating a new stack slot
15123 for a parameter, get its alignment from the parameter's DECL_ALIGN
15124 rather than the type's TYPE_ALIGN. Make sure that the parameter
15125 is at least word aligned.
15127 2005-01-22 Roger Sayle <roger@eyesopen.com>
15129 PR middle-end/19378
15130 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
15132 2005-01-22 Richard Henderson <rth@redhat.com>
15135 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
15136 in both compare operands.
15137 (movdfcc_1_sse_max): Likewise.
15138 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
15139 (movdfcc_1_sse): Likewise.
15140 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
15141 scratch register as needed.
15143 2005-01-22 Richard Henderson <rth@redhat.com>
15145 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
15147 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
15149 2005-01-22 Richard Henderson <rth@redhat.com>
15151 * genopinit.c (optabs): Use smin/smax for floating point too.
15152 * doc/md.texi: Update to match. Clarify that floating point
15153 results are undefined for +0/-0 and NaN.
15154 * doc/rtl.texi: Likewise.
15155 * rtl.def (SMIN, SMAX): Likewise
15156 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
15158 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
15159 leading 's' to the name.
15160 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
15161 smaxxf3, sminxf3): Likewise.
15162 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
15165 2005-01-22 Paul Brook <paul@codesourcery.com>
15167 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
15169 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
15171 * config/s390/s390.c (struct processor_costs): New fields
15172 dlgr, dlr, dr, dsgfr, dsgr.
15173 (z900_cost, z990_cost): Values for new fields.
15174 (s390_rtx_costs): New cases MEM und COMPARE in switch
15175 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
15176 DIV, MOD, UDIV, UMOD.
15178 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15180 * config/s390/s390.md ("doloop_si64"): Reload input value directly
15181 into the register being decremented.
15182 ("doloop_si31", "doloop_di"): Likewise.
15183 ("*doloop_si_long"): Adapt pattern.
15185 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15187 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
15189 (CLASS_MAX_NREGS): Likewise.
15191 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
15193 * doc/tree-ssa.texi (Statement Operands): Add example for new
15194 must-def macro. Note deprecation of old operands interface.
15196 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
15198 PR tree-optimization/19484
15199 * tree-cfg.c (remove_fallthru_edge): New function.
15200 (cleanup_control_flow): Remove fallthru edges from calls that are
15201 now known not to return.
15203 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15205 Fix PR tree-optimization/19038
15206 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
15207 copies with loop variant ones.
15209 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
15211 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
15212 config/alpha/alpha-protos.h, config/alpha/alpha.h,
15213 config/alpha/alpha.md, config/alpha/predicates.md,
15214 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
15215 config/sparc/sol2.h: Update copyright.
15217 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
15218 first label to see if it is a nonlocal label.
15220 2005-01-22 David Edelsohn <edelsohn@gnu.org>
15221 Andrew Pinski <pinskia@physics.uc.edu>
15224 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
15225 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
15227 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15229 * config/rs6000/rtems.h: Update copyright.
15231 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15234 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
15235 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
15236 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
15238 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15241 * c-typeck.c (convert_arguments): Check for error_mark_node.
15243 2005-01-21 Ian Lance Taylor <ian@airs.com>
15245 PR tree-optimization/13000
15246 * tree-inline.c: Include "tree-flow.h".
15247 (expand_call_inline): If warn_return_type, warn if non-void inline
15248 function falls through.
15249 * tree-cfg.c (execute_warn_function_return): Don't warn about
15250 control reaching end if TREE_NO_WARNING is set. Set
15252 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
15254 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
15255 branch if we don't need one.
15256 * c-typeck.c: Include "tree-flow.h"
15257 (c_finish_bc_stmt): Don't add a goto if the current statement
15258 list doesn't fall through to the current point.
15260 2005-01-21 Roger Sayle <roger@eyesopen.com>
15262 PR rtl-optimization/576
15263 * real.c (real_arithmetic): Change return type from void to bool
15264 to return an indication that the result may be inexact.
15265 * real.h (real_arithmeric): Update prototype.
15266 * fold-const.c (const_binop): Don't constant fold floating
15267 point expressions when the user specifies -frounding-math and
15268 the result may depend upon the run-time rounding mode.
15269 (fold_convert_const_real_from_real): Clean-up.
15270 (fold_initializer): Ignore flag_rounding_math for initializers.
15271 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
15272 constant fold FP operations with flag_rounding_math if the
15273 result may depend upon the run-time rounding mode.
15275 2005-01-21 Tom Tromey <tromey@redhat.com>
15277 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
15279 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
15281 * tree-cfg.c: Fix comment typos.
15283 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
15285 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
15286 around the call to rest_of_handle_branch_target_load_optimize.
15288 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15290 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
15291 (sparc64-*-openbsd*): Likewise.
15292 (sparclite-*-elf*): Include tm-dwarf2.h.
15293 (sparc86x-*-elf*): Likewise.
15294 (sparc64-*-elf*): Likewise.
15295 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
15296 (DBX_DEBUGGING_INFO): Likewise.
15297 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
15298 (PREFERRED_DEBUGGING_TYPE): Likewise.
15299 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
15300 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
15301 (PREFERRED_DEBUGGING_TYPE): Likewise.
15302 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
15303 (PREFERRED_DEBUGGING_TYPE): Likewise.
15304 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
15306 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15309 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
15311 2005-01-20 Paul Brook <paul@codesourcery.com>
15313 * doc/rtl.texi: Document value extension requirements for CONST_INT.
15315 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15317 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
15318 label is first in a sequence of labels.
15320 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
15322 2005-01-20 Janis Johnson <janis187@us.ibm.com>
15323 Giovanni Bajo <giovannibajo@gcc.gnu.org>
15325 * doc/sourcebuild.texi (Test Directives): New.
15327 2005-01-20 Roger Sayle <roger@eyesopen.com>
15329 * real.c (real_floor): Don't leave the result uninitialized when
15330 mode is VOIDMode, but return the unrounded intermediate value.
15331 (real_ceil): Likewise.
15333 2005-01-20 Paul Brook <paul@codesourcery.com>
15335 * config/arm/arm.md (insv): Use gen_int_mode.
15337 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15339 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
15340 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15341 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15342 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15343 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15345 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15348 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
15349 fbreg, so we have to assume we can't.
15350 (loc_descriptor_from_tree_1): Ditto.
15351 (containing_function_has_frame_base): New function.
15352 (add_location_or_const_value_attribute): Use it.
15353 Also try to generate a frame_base from a single element location
15356 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15358 PR tree-optimization/15349
15359 * timevar.def (TV_TREE_MERGE_PHI): New.
15360 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
15362 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
15363 calls to tree_forwarder_block_p.
15364 (remove_forwarder_block_with_phi, merge_phi_nodes,
15365 gate_merge_phi, pass_merge_phi): New.
15366 * tree-optimize.c (init_tree_optimization_passes): Add
15368 * tree-pass.h: Add an extern for pass_merge_phi;
15370 2005-01-20 Richard Henderson <rth@redhat.com>
15373 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
15374 (_mm_castps_pd, _mm_castps_si128): New.
15375 (_mm_castsi128_ps, _mm_castsi128_pd): New.
15377 2005-01-20 Richard Henderson <rth@redhat.com>
15380 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
15381 __builtin_ia32_vec_init_v2si.
15382 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
15383 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
15384 (ix86_init_mmx_sse_builtins): Create it.
15385 (ix86_expand_builtin): Expand it.
15386 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
15387 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
15388 (vec_extractv2si_0, vec_extractv2si_1): New.
15390 2005-01-20 Richard Henderson <rth@redhat.com>
15393 * config/i386/i386.c (ix86_expand_push): New.
15394 * config/i386/mmx.md (push<MMXMODE>1): New.
15395 * config/i386/sse.md (push<SSEMODE>1): New.
15396 * config/i386/i386-protos.h: Update.
15398 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15400 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
15403 2005-01-20 Richard Henderson <rth@redhat.com>
15405 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
15406 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
15408 2005-01-19 Richard Henderson <rth@redhat.com>
15411 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
15412 to V4SFmode in SSE1 fallback load path.
15414 2005-01-19 Richard Henderson <rth@redhat.com>
15416 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
15417 in QImode expansion to ix86_expand_vector_set.
15418 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
15420 2005-01-19 Richard Henderson <rth@redhat.com>
15423 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
15424 subclass of the input class.
15425 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
15426 Always true for cross-SSE1 classes. Rationalize conditionals.
15427 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
15428 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
15429 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
15430 (movdi_2): Add MMX/SSE zeros.
15431 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
15432 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
15433 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15434 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
15435 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
15436 (zero_extendsidi2_rex64_1): Remove.
15437 (MOV0 peephole): Check GENERAL_REG_P.
15439 2005-01-19 Richard Henderson <rth@redhat.com>
15442 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
15444 (ix86_expand_vector_extract): Likewise.
15446 2005-01-19 Richard Henderson <rth@redhat.com>
15448 PR middle-end/19304
15449 * expr.c (emit_move_change_mode): New argument force; use
15450 simplify_gen_subreg if true.
15451 (emit_move_via_alt_mode): Merge into ...
15452 (emit_move_via_integer): ... here.
15453 (emit_move_ccmode): Use emit_move_change_mode directly.
15455 2005-01-19 Richard Henderson <rth@redhat.com>
15458 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
15459 (alpha_preferred_reload_class): Handle CONST_VECTOR.
15460 (alpha_emit_set_const_1): Add no_output parameter; don't emit
15462 (alpha_emit_set_const): Likewise. Make static.
15463 (alpha_emit_set_long_const): Make static.
15464 (alpha_extract_integer): Split out from alpha_expand_mov.
15465 (alpha_split_const_mov): Likewise.
15466 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
15467 (alpha_legitimate_constant_p): New.
15468 * config/alpha/alpha-protos.h: Update.
15469 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
15470 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
15471 * config/alpha/alpha.md (movsi): Add n alternative.
15472 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
15473 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
15474 (splitters for all of the above): Use alpha_split_const_mov.
15475 * config/alpha/predicates.md (non_add_const_operand): New.
15476 (non_zero_const_operand): New.
15477 (input_operand): Use alpha_legitimate_constant_p after reload.
15479 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15481 PR tree-optimization/19038
15482 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
15483 (add_candidate): Add ivs with increment in latch only if
15484 allow_ip_end_pos_p is true.
15485 (determine_iv_cost): Use empty_block_p.
15487 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
15489 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
15490 (compute_dominance_frontiers): Ditto.
15492 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
15495 * config/sh/t-rtems: New.
15496 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
15498 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15500 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15501 the offset of the selected field.
15503 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15505 * tree-cfg.c (remove_forwarder_block): Fix the check to
15506 prevent a nonlocal label from appearing in the middle of a
15509 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15511 PR rtl-optimization/19462
15512 * reorg.c (find_end_label): Create return insn only if
15513 current_function_epilogue_delay_list is empty.
15515 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15517 * doc/passes.texi: Remove paragraph mentioning new-ra.
15519 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15521 PR rtl-optimization/15139
15522 * combine.c: Include params.h.
15523 (count_rtxs): New function.
15524 (record_value_for_reg): If replace_rtx would replace at least
15525 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15526 (clobber (const_int 0)) instead of TEM.
15527 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15528 * params.h (MAX_LAST_VALUE_RTL): New.
15529 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15530 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15533 * c-typeck.c (digest_init): Only call build_vector if all constructor
15534 elements are *_CST nodes.
15535 * gimplify.c (gimplify_init_constructor): Likewise.
15537 PR middle-end/19164
15538 * c-typeck.c (digest_init): Only call build_vector if inside_init
15541 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15543 * toplev.c (init_asm_output): Remove dead #ifdef.
15545 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15547 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15549 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15551 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15552 accessing DECL_FUNCTION_CODE.
15553 * dojump.c (do_jump): Likewise.
15554 * gimplify.c (gimplify_call_expr): Likewise.
15555 * predict.c (expr_expected_value): Likewise.
15556 (strip_builtin_expect): Likewise.
15557 * tree-inline.c (estimate_num_insns_1): Likewise.
15558 * tree-ssa-loop-im.c (stmt_cost): Likewise
15559 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15560 (tree_expr_nonnegative_p): Likewise.
15562 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15564 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15565 variant of the load_pcrel_sym pattern.
15566 * config/sparc/sparc.md (P macro): Move to the top.
15567 (load_pcrel_sym): Macroize using P.
15568 (save_register_window): Likewise.
15570 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15572 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15573 ("sordered"): Same.
15575 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15578 * c-typeck.c (build_asm_expr): Strip nops off
15579 input memory operands.
15581 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15583 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15584 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15585 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15586 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15588 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15591 * config/i386/i386.c (override_options): If the 80387 is disabled,
15592 then do not return FP values using FP registers.
15594 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15596 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15597 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15598 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15599 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15600 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15601 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15602 output.h, postreload-gcse.c, postreload.c, recog.c,
15603 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15604 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15605 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15606 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15607 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15608 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15609 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15610 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15612 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15613 config/alpha/alpha.c, config/arm/vfp.md,
15614 config/i386/emmintrin.h, config/i386/i386-modes.def,
15615 config/i386/i386-protos.h, config/i386/i386.h,
15616 config/i386/pmmintrin.h, config/i386/ppro.md,
15617 config/i386/predicates.md, config/i386/xmmintrin.h,
15618 config/i860/i860.c, config/ia64/ia64-modes.def,
15619 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15620 config/ia64/ia64.md, config/ia64/itanium1.md,
15621 config/ia64/itanium2.md, config/ia64/predicates.md,
15622 config/iq2000/iq2000.h, config/mips/linux64.h,
15623 config/rs6000/aix41.h, config/rs6000/aix43.h,
15624 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15625 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15626 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15627 config/sparc/linux64.h, config/sparc/litecoff.h,
15628 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15629 config/sparc/sparc.h, config/sparc/sparc.md,
15630 config/sparc/sysv4-only.h: Update copyright.
15632 2005-01-18 Richard Henderson <rth@redhat.com>
15635 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15637 2005-01-18 Marc Espie <espie@openbsd.org>
15638 * config/i386/openbsdelf.h: Typo.
15640 2005-01-18 Richard Henderson <rth@redhat.com>
15642 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15643 special case for sse.
15644 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15646 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15648 * tree-inline.c (estimate_num_insns_1): Added cases for
15649 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15651 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15653 PR rtl-optimization/19296
15654 * combine.c (simplify_comparison): Rewrite the condition under
15655 which a non-paradoxical SUBREG of a PLUS can be lifted when
15656 compared against a constant.
15658 2005-01-18 Andi Kleen <ak@muc.de>
15660 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15661 * c.opt (-Wpointer-sign): Add.
15662 * doc/invoke.texi: (-Wpointer-sign): Add.
15664 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15666 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15667 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15668 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15669 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15670 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15671 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15672 for TARGET_MIX_SSE_I387.
15673 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15674 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15675 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15676 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15677 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15678 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15679 TARGET_MIX_SSE_I387.
15680 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15683 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15686 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15687 Add movaps alternative for xmm reg->reg move.
15689 2005-01-17 Jeff Law <law@redhat.com>
15691 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15692 at the end of the main DOM loop rather than just before DOM exits.
15694 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15696 PR tree-optimization/19121
15697 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15698 adding aliases to a name tag, also add them to the pointer's
15700 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15701 sensitive alias info at all. Only check that the two pointers
15702 have compatible pointed-to sets.
15703 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15704 a pointer's type tag is a superset of the alias set of the
15705 pointer's name tag.
15707 2005-01-17 James E Wilson <wilson@specifixinc.com>
15710 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15711 comment to document why.
15713 2005-01-17 Richard Henderson <rth@redhat.com>
15715 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15716 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15717 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15718 sse2_vmsminv2df3_finite): New.
15719 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15720 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15721 Force op1 into register.
15723 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15725 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15726 bubblestrap from always rebuilding build directory.
15728 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15730 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15731 ("*cmpmem_short"): Likewise.
15733 2005-01-17 Steven Bosscher <stevenb@suse.de>
15735 * basic-block.h: Document BB_* flags.
15736 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15737 use an sbitmap instead.
15738 * sched-rgn.c (compute_trg_info): Likewise.
15740 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15742 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15743 redundant target_cpu_default and extra_parts lines. Use the default
15745 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15746 (SUBTARGET_EXTRA_SPECS): Delete.
15747 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15748 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15749 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15750 and "n32" for -mabi=n32.
15752 2005-01-17 Ian Lance Taylor <ian@airs.com>
15755 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15756 fold constant variables into initial values.
15758 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15760 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15762 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15763 through the statements backward.
15765 2005-01-17 Ian Lance Taylor <ian@airs.com>
15767 PR middle-end/13127:
15768 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15769 a variable set to the return value of the inlined function.
15771 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15773 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15774 when modes are tieable.
15776 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15778 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15779 of pthread_create to find out if threads are enabled.
15780 * gthr-posix95.h (__gthread_active_p): Likewise.
15782 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15784 * common.opt (-fnew-ra): Remove.
15786 * toplev.h (flag_new_regalloc): Remove.
15787 * Makefile.in (ra*.*): Don't mention.
15788 * passes.c (rest_of_handle_new_regalloc): Remove.
15789 (rest_of_handle_combine, rest_of_compilation): Always consider
15790 flag_new_regalloc as false.
15791 * doc/invoke.texi: Don't document -fnew-ra.
15793 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15795 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15796 last parameter to reg_scan.
15797 * loop.c (loop_optimize): Likewise.
15798 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15799 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15800 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15801 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15802 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15803 * regclass.c (reg_scan): Likewise, for the declaration.
15804 * rtl.h (reg_scan): Likewise, for the prototype.
15806 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15808 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15809 mark_dfs_back_edges.
15811 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15813 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15814 (compute_avail): Uses don't go in tmp_gen.
15816 2005-01-16 Steven Bosscher <stevenb@suse.de>
15818 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15819 loop to look for a free slot in a page entry.
15821 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15824 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15825 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15826 just before targetm.asm_out.file_end.
15827 * tree.h (process_pending_assemble_output_defs): Declare.
15828 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15830 (assemble_alias): Defer generation of assembly code for defines when
15831 TARGET_DEFERRED_OUTPUT_DEFS is true.
15832 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15833 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15834 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15836 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15839 * pa.c (pa_scalar_mode_supported_p): New function.
15840 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15841 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15843 * pa-protos.h (prefetch_operand): Delete.
15844 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15845 * pa.c (prefetch_operand): Delete.
15846 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15847 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15848 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15849 and prefetch_nocc_operand.
15850 * pa.md (prefetch): Rework to avoid reload problems handling short
15851 displacements when a cache control completer needs to be provided.
15852 (prefetch_32, prefetch_64): Delete.
15853 (prefetch_cc, prefetch_nocc): New patterns.
15855 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15857 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15859 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15862 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15863 exceeds maximum alignment for global common data.
15864 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15865 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15867 2004-01-15 Roger Sayle <roger@eyesopen.com>
15869 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15871 2004-01-15 Roger Sayle <roger@eyesopen.com>
15873 * harg-reg-set.h (reg_class_names): Prototype global array.
15874 * regclass.c (reg_class_names): Declare here and initialize to
15876 (dump_regclass): Remove local declaration of reg_class_names.
15877 (regclass): Likewise.
15878 * cfg.c (dump_flow_info): Likewise.
15879 * ra-debug.c (reg_class_names): Likewise.
15880 * regrename.c (reg_class_names): Likewise.
15881 * reload.c (reg_class_names): Likewise.
15882 * reload1.c (spill_failure): Likewise.
15883 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15885 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15887 * config/s390/s390.md ("reload_outti"): Remove predicate for
15888 output operand. Abort if operand is not a MEM.
15889 ("reload_outdi", "reload_outdf"): Likewise.
15891 2005-01-15 Marc Espie <espie@openbsd.org>
15893 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15894 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15895 * config/openbsd.h: Fix C++ includes for native configurations.
15896 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15897 Add trampoline support.
15898 * config/i386/openbsdelf.h: New.
15900 2005-01-15 Marc Espie <espie@openbsd.org>
15902 * collect2.c (main): Explicitly parse -dynamic-linker option.
15904 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15906 PR tree-optimization/19060
15907 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15908 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15909 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15910 and handle extract_range_from_cond returning false.
15911 * fold-const.c (fold): Optimize comparisons with min/max even for
15912 width > HOST_BITS_PER_WIDE_INT.
15914 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15916 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15917 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15918 Remove little endian multilib variants.
15919 Add mips32 multilib variant.
15921 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15923 * explow.c (copy_all_reg, stabilize): Remove.
15924 * expr.h: Remove the corresponding prototypes.
15926 * rtlanal.c (regs_set_between_p): Remove.
15927 * rtl.h: Remove the corresponding prototype.
15929 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15931 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15932 to rs6000_nonimmediate_operand.
15933 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15934 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15935 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15936 rs6000_nonimmediate_operand.
15937 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15938 rs6000_nonimmediate_operand.
15940 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15942 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15944 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15946 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15948 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15949 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15951 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15952 (rs6k_nonimmediate_operand): New.
15953 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15955 (legitimate_lo_sum_address_p): Same.
15956 (rs6000_legitimize_address): Same.
15957 (rs6000_legitimize_reload_address): Same.
15958 (rs6000_legitimate_address): Same.
15959 (spe_build_register_parallel): Pass DF and DC modes in a DI
15962 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15963 to rs6k_nonimmediate_operand.
15965 * config/rs6000/spe.md ("*frob_df_di"): New.
15966 ("*frob_di_df"): New.
15967 ("*frob_di_df_2"): New.
15968 ("*mov_sidf_e500_subreg0"): New.
15969 ("*mov_sidf_e500_subreg4"): New.
15970 ("*movdf_e500_double"): Change predicate to
15971 rs6k_nonimmediate_operand.
15973 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15975 * postreload.c (move2add_note_store): Only call
15976 trunc_int_for_mode on scalar integers.
15978 2005-01-14 Steven Bosscher <stevenb@suse.de>
15980 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15981 replace BB_VISITED uses.
15982 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15983 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15984 (tree_dce_done): Free visited_control_parents.
15985 (perform_tree_ssa_dce): Allocate and clear it.
15986 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15987 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15988 instead of BB_VISITED.
15990 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15992 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15993 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15994 Remove unused prototypes.
15996 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15998 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15999 64-bit register usage.
16000 (spe_func_has_64bit_regs_p): Add FIXME note.
16002 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16004 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
16005 flag_finite_math_only with flag_unsafe_math_optimizations.
16007 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
16009 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
16010 end-of-stack check.
16011 (__tpf_eh_return): Copy TPF private stack area from the module
16012 boundary stack frame. Add check for when module addresses are
16013 equal, but no stub address is found.
16015 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
16018 * arm.h (struct machine_function): Add call_via field.
16019 (thumb_call_via_label): Declare.
16020 * arm.c (thumb_call_via_label): New variable.
16021 (thumb_call_reg_needed): New variable.
16022 (arm_output_function_epilogue): For Thumb code, output any per-function
16023 call-indirect trampolines.
16024 (thumb_call_via_reg): New function.
16025 (arm_file_end): New function.
16026 (TARGET_ASM_FILE_END): Call arm_file_end.
16027 (aof_file_end): Likewise.
16028 * arm-protos.h (thumb_call_via_reg): Declare.
16029 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
16030 thumb_call_via_reg in normal case.
16032 2005-01-14 Jakub Jelinek <jakub@redhat.com>
16034 PR middle-end/19084
16035 PR rtl-optimization/19348
16036 * recog.c (peephole2_optimize): Do global life update if some peephole
16037 decides it doesn't need at least one of its inputs and that change
16038 influences liveness at the start of the basic block.
16040 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
16041 arguments instead of 1.
16043 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
16045 PR middle-end/18820
16046 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
16047 zero for nested functions needing a static chain or functions
16048 with a non-constant address.
16050 2005-01-13 Roger Sayle <roger@eyesopen.com>
16052 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
16053 (and (sign_extend X) C) into (zero_extend (and X C)).
16055 2005-01-13 David O'Brien <obrien@FreeBSD.org>
16057 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
16059 2005-01-13 Richard Henderson <rth@redhat.com>
16064 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
16065 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
16066 not just TARGET_SSE.
16067 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
16068 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
16069 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
16070 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
16071 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
16072 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
16073 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
16074 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
16075 (movdicc_c_rex64): Rename with '*'.
16076 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
16077 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
16078 (movsfcc_1_387): Rename from movsfcc_1.
16079 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
16080 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
16081 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
16082 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
16083 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
16084 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
16085 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
16086 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
16087 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
16088 sse_movdfcc_const0_4): Remove.
16089 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
16090 recognize min/max early. Update for changed sse cmove patterns.
16091 (ix86_split_sse_movcc): New.
16092 * config/i386/i386-protos.h: Update.
16094 2005-01-13 Steven Bosscher <stevenb@suse.de>
16096 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
16097 (fix_stmt_v_may_defs): Likewise.
16099 2005-01-13 Richard Henderson <rth@redhat.com>
16101 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
16102 for converting the mask.
16104 2005-01-13 David Edelsohn <edelsohn@gnu.org>
16106 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
16109 2005-01-13 Richard Henderson <rth@redhat.com>
16111 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
16112 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
16113 IX86_BUILTIN_MOVDQ2Q): Remove.
16114 (IX86_BUILTIN_VEC_EXT_V4SI): New.
16115 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
16116 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
16118 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
16119 (sse2_pextrw): Fix immediate constraint.
16120 (sse2_loadq, sse2_loadq_rex64): Remove.
16121 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
16122 Use __builtin_ia32_vec_ext_<size>.
16123 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
16125 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
16127 * function.c (assign_parm_setup_block): Look inside original
16128 entry_parm when inspecting PARALLEL.
16130 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16131 Joel Sherrill <joel@oarcorp.com>
16134 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
16135 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
16136 rtems_gxx_recursive_mutex_init.
16137 (__gthread_recursive_mutex_lock): New function.
16138 (__gthread_recursive_mutex_trylock): Likewise.
16139 (__gthread_recursive_mutex_unlock): Likewise.
16141 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16143 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
16145 2005-01-13 Jan Beulich <jbeulich@novell.com>
16147 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
16148 (ashrti3_internal): Indicate output is early clobber. Generate result
16149 into output rather than first input. Use move for low word of output
16150 if shift count is exactly 64.
16151 (lshrti3_internal): Likewise.
16153 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
16157 * reload1.c (delete_output_reload): Don't delete an output reload
16158 if the pseudo lives longer than a single basic block. Adjust and
16159 improve wording of comment.
16161 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
16164 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
16165 of TYPE_SIZE where we mean the number of bytes.
16167 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
16169 * function.c (assign_parm_setup_block): Relax condition on
16170 multi-register optimization.
16172 2005-01-12 Nick Clifton <nickc@redhat.com>
16174 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
16175 an "in_delay_slot" attribute of "no" to prevent them being used in
16176 delay slots. This is forbidden because they might generate
16179 2005-01-12 Alan Modra <amodra@bigpond.net.au>
16182 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
16183 with r->Y and Y->r.
16185 2005-01-12 Nick Clifton <nickc@redhat.com>
16187 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
16188 passed on to GAS) but do not define, as GAS no longer supports or
16189 needs the -m2000 option.
16191 2005-01-11 Roger Sayle <roger@eyesopen.com>
16193 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
16194 type as args of unprototyped builtins aren't automatically promoted.
16195 (fold_builtin_abs): Likewise.
16197 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16199 * Makefile.in: Set a `build-warn' variable.
16201 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16203 PR tree-optimization/17949
16204 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
16205 (find_interesting_uses_address): Use it.
16207 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
16209 * regrename.c (kill_value): Handle subreg's that won't simplify.
16211 2005-01-11 Richard Henderson <rth@redhat.com>
16214 * config/i386/i386.h (enum ix86_builtins): Move ...
16215 * config/i386/i386.c: ... here.
16216 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
16217 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
16218 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
16219 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
16220 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
16221 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
16222 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
16223 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
16224 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
16225 IX86_BUILTIN_LOADDDUP): Remove.
16226 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
16227 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
16228 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
16229 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
16230 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
16231 (ix86_init_builtins): Make static.
16232 (ix86_init_mmx_sse_builtins): Update for changed builtins.
16233 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
16234 if all the modes match. Otherwise, fake it.
16235 (get_element_number, ix86_expand_vec_init_builtin,
16236 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
16237 (ix86_expand_builtin): Make static. Update for changed builtins.
16238 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
16239 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
16240 (ix86_expand_vector_init_duplicate): New.
16241 (ix86_expand_vector_init_low_nonzero): New.
16242 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
16243 Split out from ix86_expand_vector_init; handle integer modes.
16244 (ix86_expand_vector_init): Use them.
16245 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
16246 * config/i386/i386-protos.h: Update.
16247 * config/i386/predicates.md (reg_or_0_operand): New.
16248 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
16249 (movv2sf_internal): Likewise. And a splitter to match them all.
16250 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
16251 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
16252 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
16253 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
16254 (mmx_pinsrw): Fix operand ordering.
16255 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
16256 rather than sse_loadss expander.
16257 (movv2df splitter): Similarly.
16258 (sse_loadss, sse_loadlss): Remove.
16259 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
16260 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
16261 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
16262 (sse3_movddup): Rename with '*'.
16263 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
16264 (sse2_loadsd): Remove.
16265 (vec_dupv2df_sse3): Rename from sse3_loadddup.
16266 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
16267 (sse2_pinsrw): Fix argument ordering.
16268 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
16269 (sse2_stored): Remove 'r' destination.
16270 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
16271 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
16272 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
16273 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
16274 vec_extractv16qi, vec_initv16qi): New.
16276 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
16277 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
16278 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
16280 (_mm_load_pd, _mm_store_pd): Use plain dereference.
16281 (_mm_load_si128, _mm_store_si128): Likewise.
16282 (_mm_load1_pd): Use _mm_set1_pd.
16283 (_mm_load_sd): Use _mm_set_sd.
16284 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
16285 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
16286 (_mm_set_epi64): Use _mm_set_epi64x.
16287 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
16288 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
16289 _mm_setr_epi8): Use _mm_set_foo form.
16290 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
16291 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
16292 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
16293 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
16294 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
16295 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
16296 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
16297 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
16298 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
16299 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
16300 (_mm_movedup_pd): Use _mm_shuffle_pd.
16301 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
16302 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
16303 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
16304 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
16305 Use _mm_setzero_ps.
16306 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
16307 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
16308 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
16309 (_mm_store_ps): Use raw dereference.
16310 (_mm_store1_ps): Use _mm_storeu_ps.
16311 (_mm_storer_ps): Use _mm_store_ps.
16312 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
16313 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
16315 2005-01-11 Stan Shebs <shebs@apple.com>
16317 * config/rs6000/rs6000.c (machopic_output_stub): Issue
16318 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
16320 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
16323 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
16324 Skip all DECLs except for FIELD_DECLs.
16326 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16328 * config/s390/s390.c (override_options): Return error if
16329 -mbackchain, -mpacked-stack and -mhard-float are used together.
16330 (s390_va_start): Remove the backchain && packed-stack special case.
16331 (s390_gimplify_va_arg): Likewise.
16332 * doc/invoke.texi: Remove the ABI incompatibility note.
16334 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16336 * config/s390/s390.c (struct s390_frame_layout): Remove
16338 (s390_frame_info, s390_emit_prologue): Replace occurrences of
16339 save_backchain_p with TARGET_BACKCHAIN.
16341 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16344 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
16345 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
16346 * function.c (locate_and_pad_parm): Set new field.
16347 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
16348 Tweak where_pad test to include "none". Always set mem align for
16350 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
16351 not sufficient for type.
16352 (assign_parm_setup_block): If stack_parm is zero on entry, always
16353 make a new stack local. Block move old stack parm if necessary
16354 to new aligned stack local.
16355 (assign_parm_setup_stack): Use a block move to handle
16356 potentially misaligned entry_parm.
16357 (assign_parms_unsplit_complex): Specify required alignment when
16358 creating stack local.
16359 * calls.c (compute_argument_addresses): Override alignment of stack
16360 arg calculated from its type with the alignment given by
16361 FUNCTION_ARG_BOUNDARY.
16362 (store_one_arg): Likewise.
16364 2005-01-11 Jan Beulich <jbeulich@novell.com>
16366 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
16367 Change respective itanium_class attribute to ialu.
16368 (shladdp4_internal): New.
16369 * config/ia64/predicates.md (shladd_log2_operand): New.
16371 2005-01-11 Richard Henderson <rth@redhat.com>
16373 * expr.c (store_constructor): Use rtvec_alloc instead of
16374 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
16376 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
16378 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
16380 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16382 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
16383 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
16384 (TARGET_RWRELOC): Define.
16385 (ia64_rwreloc_section_type_flags): Delete.
16386 (ia64_section_type_flags): New function.
16387 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
16388 (TARGET_RWRELOC): Define.
16390 2005-01-10 David Mosberger <davidm@hpl.hp.com>
16393 * config/ia64/ia64.c (process_set): For alloc insn, only call
16394 process_epilogue is !frame_pointer_needed.
16396 2005-01-10 Roger Sayle <roger@eyesopen.com>
16399 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
16400 unary operator and can't be treated as a binary/comparison operator.
16402 2005-01-10 Richard Henderson <rth@redhat.com>
16404 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
16405 (ix86_return_in_memory): Likewise.
16406 (function_arg_advance): Likewise. Mirror structure in function_arg
16407 for choosing register to advance.
16409 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
16411 * tree-vectorizer.c, tree.def: Fix comment typos.
16413 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
16415 * config/s390/s390.c (struct processor_costs): 4 new fields:
16416 ddbr, ddr, debr, der.
16417 (s390_rtx_costs): More precise handling of divide instructions.
16419 2005-01-10 David Edelsohn <edelsohn@gnu.org>
16421 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
16423 2005-01-10 Jan Beulich <jbeulich@novell.com>
16425 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
16426 names resulting from -ffunction-sections/-fdata-sections and linkonce
16428 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
16429 based on the section name. Rearrange the section name comparison logic
16430 slightly so that each section name is compared against at most once.
16432 2005-01-10 Ben Elliston <bje@au.ibm.com>
16434 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
16435 targets for which -fPIC reduces limitations on the GOT size.
16437 2005-01-09 Falk Hueffner <falk@debian.org>
16439 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
16442 2005-01-09 David Edelsohn <edelsohn@gnu.org>
16445 * collect2.c (main): Set aixrtl_flag for -brtl option.
16446 (resolve_lib_name): Search for .so file extension before .a
16447 if aixrtl_flag set.
16449 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
16451 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
16452 (vect_analyze_data_refs_alignment): Add dump prints.
16454 2005-01-09 Ira Rosen <irar@il.ibm.com>
16456 * tree-vectorizer.c (vect_analyze_offset_expr): Use
16457 expr_invariant_in_loop_p.
16458 Initialize outputs first thing in the function.
16459 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
16460 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
16461 (vect_analyze_pointer_ref_access): Check that the initial condition of
16462 the access function is loop invariant.
16464 2005-01-09 Richard Henderson <rth@redhat.com>
16466 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
16467 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
16468 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
16469 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
16470 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
16471 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
16472 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
16473 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
16474 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
16475 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
16476 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
16477 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
16478 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
16479 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
16480 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
16481 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
16482 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
16483 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
16484 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
16485 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
16486 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
16487 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
16488 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
16490 (mmx_clrdi, pavgusb): Remove.
16491 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
16492 with leading sse_ prefix.
16493 * config/i386/sse.md: Receive them.
16494 * config/i386/mmx.md: New file.
16495 (MMXMODE12, MMXMODE24, mmxvecsize): New.
16496 (subrv2sf3): Turn into expander for normal subtraction.
16497 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
16498 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16499 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16500 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16501 commutative; use ix86_binary_operator_ok.
16502 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16503 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16504 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16505 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16506 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16507 Macroize from existing patterns; use ix86_binary_operator_ok.
16508 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16509 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16510 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16511 with vec_select+vec_concat.
16512 (mmx_pshufw, mmx_pshufw_1): Likewise.
16513 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16514 (mmx_uavgv4hi3): Model correctly.
16515 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16516 _mm_xor_si64): Remove casts.
16518 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16520 PR tree-optimization/19224
16521 * tree-scalar-evolution.c (get_instantiated_value,
16522 set_instantiated_value): New functions.
16523 (instantiate_parameters_1): Cache the results.
16524 (instantiate_parameters, resolve_mixers): Initialize and free
16527 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16529 * config/i386/i386.md (addhi_4): Correct reference in comment.
16532 2005-01-08 Richard Henderson <rth@redhat.com>
16534 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16535 (_mm_cvtsi128_si64x): Likewise.
16536 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16537 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16538 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16539 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16540 * config/i386/i386-protos.h: Update.
16541 * config/i386/i386.c (print_operand): Add 'H'.
16542 (ix86_fixup_binary_operands): Split out from ...
16543 (ix86_expand_binary_operator): ... here.
16544 (ix86_fixup_binary_operands_no_copy): New.
16545 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16546 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16547 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16548 (safe_vector_operand): Use CONST0_RTX.
16549 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16550 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16551 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16552 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16554 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16555 (IX86_BUILTIN_CMPNGESS): New.
16556 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16557 (attr type): Add sselog1.
16558 (attr unit, attr memory): Handle it.
16559 (movti, movti_internal, movti_rex64): Move near other integer moves.
16560 (movtf, movtf_internal): Move near other fp moves.
16561 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16562 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16563 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16564 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16565 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16566 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16567 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16568 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16569 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16570 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16571 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16572 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16573 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16574 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16575 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16576 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16577 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16578 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16579 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16580 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16581 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16582 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16583 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16584 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16585 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16586 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16587 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16588 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16589 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16590 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16591 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16592 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16593 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16594 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16595 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16596 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16597 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16598 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16599 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16600 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16601 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16602 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16603 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16604 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16606 (SSEPUSH, push<SSEPUSH>): Remove.
16607 (MMXPUSH, push<MMXPUSH>): Remove.
16608 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16609 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16610 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16611 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16612 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16613 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16614 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16615 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16616 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16617 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16618 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16619 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16620 (ppro_sse_log_V4SF): Handle sselog1.
16621 * config/i386/predicates.md (const_0_to_1_operand): New.
16622 (const_0_to_255_mul_8_operand): New.
16623 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16624 (const_2_to_3_operand, const_4_to_7_operand): New.
16625 * config/i386/sse.md: New file.
16626 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16627 (sse_movups): Rename from sse_movups_1.
16628 (sse_loadlss): Rename from sse_loadss_1.
16629 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16631 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16632 (absv4sf2, negv2df, absv2df): New.
16633 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16634 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16635 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16636 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16637 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16638 (sse3_addsubv4sf3): Model correctly.
16639 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16640 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16641 (sse_movhlps): Model with vec_select+vec_concat.
16642 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16643 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16644 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16645 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16646 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16647 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16648 sse2_pshufhw_1): Likewise.
16649 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16650 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16651 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16652 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16653 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16654 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16655 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16656 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16657 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16658 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16659 sminv8hi3): Mark commutative
16660 operands. Use ix86_binary_operator_ok.
16661 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16662 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16663 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16664 sse2_punpcklqdq): Allow operand2 in memory.
16665 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16666 sse2_movsd): Add memory alternatives.
16667 (sse_storelps): Turn expander into an insn; split after reload.
16668 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16669 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16671 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16673 * configure.ac (DWARF-2 debug_line): Use objdump.
16674 * configure: Regenerate.
16676 2005-01-08 Jeff Law <law@redhat.com>
16677 Diego Novillo <dnovillo@redhat.com>
16679 PR tree-optimization/18241
16680 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16681 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16682 statements with volatile operands.
16683 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16684 operands after marking a statement with has_volatile_ops.
16686 2005-01-08 Roger Sayle <roger@eyesopen.com>
16688 * tree.c (int_fits_type_p): Always honor integer constant
16689 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16691 2005-01-08 Roger Sayle <roger@eyesopen.com>
16693 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16694 the latent bug in rtl_delete_block has been resolved.
16696 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16698 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16699 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16701 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16703 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16704 library as @multilib_dir@/$(SHLIB_SONAME).
16706 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16708 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16709 * configure: Regenerate.
16711 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16713 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16716 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16719 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16720 Convert non-word aligned offset address using ld/std into
16723 2005-01-07 Richard Henderson <rth@redhat.com>
16725 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16727 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16729 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16731 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16733 PR tree-optimization/19283
16734 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16735 is not shorter than the original type.
16737 PR rtl-optimization/19012
16738 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16740 PR rtl-optimization/18861
16741 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16742 (FULL_STATE): Define.
16743 (mark_tablejump_edge): New function.
16744 (purge_dead_tablejump_edges): New function.
16745 (find_bb_boundaries): Use it.
16747 PR tree-optimization/18828
16748 * builtins.c (expand_builtin_next_arg): Remove argument and all
16749 the argument checking.
16750 (expand_builtin): Adjust caller.
16751 (expand_builtin_va_start): Likewise. Remove error for too many
16753 (fold_builtin_next_arg): Issue error for too many arguments.
16754 After checking arguments, replace them with magic arguments that
16755 prevent further checking of the args.
16757 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16759 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16761 2005-01-06 Roger Sayle <roger@eyesopen.com>
16764 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16765 and %{.S:...} (and their negative variants) to test whether the
16766 input file is assembler or pre-processed-assembler independent of
16767 the actual filename extension.
16769 2005-01-06 Roger Sayle <roger@eyesopen.com>
16771 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16772 of sign or zero extended values.
16774 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16776 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16777 for IBM long double format correctly.
16779 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16781 Fix PR tree-optimization/18792
16783 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16784 to first_loop_depth, and use loop depth instead of loop number.
16785 (build_classic_dir_vector): Ditto.
16786 (compute_data_dependences_for_loop): Use depth, not loop number.
16787 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16788 number. Pass in loops, instead of loop numbers.
16789 (gather_interchange_stats): Ditto.
16790 (linear_transform_loops): Ditto.
16792 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16795 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16796 biv_fits_mode_p, extension_within_bounds_p): New functions.
16797 (check_ext_dependent_givs): Use them.
16799 2005-01-06 Roger Sayle <roger@eyesopen.com>
16801 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16802 more than one barrier, in which case we should delete them all.
16804 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16806 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16808 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16810 Fix PR middle-end/19286
16812 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16813 output this subprogram, simply ignore this attempt to do it again.
16814 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16815 origin attribute if it's not possible.
16816 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16817 (decls_for_scope): Ditto.
16818 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16819 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16821 2005-01-05 Richard Henderson <rth@redhat.com>
16824 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16825 (bdesc_2arg): Use it.
16826 (ix86_expand_binop_builtin): Force operands into registers
16828 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16829 ix86_expand_sse_compare, ix86_expand_sse_comi,
16830 ix86_expand_builtin): Likewise.
16832 2005-01-05 Richard Henderson <rth@redhat.com>
16834 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16836 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16837 (mulv4hi3): Set itanium_class mmmul.
16838 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16839 (fpack): Rename from fpack_sfsf.
16841 2005-01-05 Richard Henderson <rth@redhat.com>
16844 * reload1.c (do_input_reload): Restrict the optimization deleteing
16845 a previous output reload to RELOAD_FOR_INPUT.
16847 2005-01-05 Steven Bosscher <stevenb@suse.de>
16849 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16850 comment that we fall through after case.
16851 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16852 (distribute_links): Likewise.
16853 * cse.c (cse_insn): Likewise.
16854 * cselib.c (cselib_invalidate_mem): Likewise.
16855 * df.c: Update comments at the top of the file.
16856 (read_modify_subreg_p): Update comments here too.
16857 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16858 * flow.c (mark_set_1): Likewise.
16859 (mark_used_regs): Likewise.
16860 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16861 (canon_list_insert): Likewise.
16862 (mark_set): Likewise.
16863 (try_replace_reg): Likewise.
16864 (store_killed_in_insn): Likewise.
16865 * loop.c (count_one_set): Likewise.
16866 (basic_induction_var): Likewise.
16867 * postreload-gcse.c (find_mem_conflicts): Likewise.
16868 * postreload.c (reload_combine_note_store): Likewise.
16869 (move2add_note_store): Likewise.
16870 * reload.c (find_equiv_reg): Likewise.
16871 (mark_referenced_resources): Likewise.
16872 * rtlanal.c (set_noop_p): Likewise.
16873 (note_stores): Likewise.
16874 (note_uses): Likewise.
16875 * sched-deps.c (sched_analyze_1): Likewise.
16876 * sched-rgn.c (check_live_1): Likewise.
16877 (update_live_1): Likewise.
16878 * config/i860/i860.c: Likewise.
16880 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16882 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16884 * doc/rtl.texi: Update documentation for bit-fields and SET.
16886 2005-01-05 Roger Sayle <roger@eyesopen.com>
16888 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16890 2005-01-05 Jan Hubicka <jh@suse.cz>
16891 Richard Henderson <rth@redhat.com>
16894 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16897 2005-01-05 Richard Henderson <rth@redhat.com>
16900 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16901 (sse_shufps): Change operand 3 to const_int_operand.
16902 (sse2_storelps): Fix typo in template.
16903 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16904 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16905 (ix86_expand_builtin): Likewise.
16907 2005-01-05 Julian Brown <julian@codesourcery.com>
16909 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16910 as aggregates for AAPCS ABIs.
16912 2005-01-05 Stan Shebs <shebs@apple.com>
16914 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16915 Mach-O getters if ppc64.
16916 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16918 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16919 signed four-byte field for global code case.
16920 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16922 2005-01-05 Roger Sayle <roger@eyesopen.com>
16924 PR middle-end/19100
16925 * c-common.c: Include real.h.
16926 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16927 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16928 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16929 * Makefile.in (c-common.o): Update dependencies.
16931 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16933 * c-parse.in (asm_string): Add trailing semicolon.
16935 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16937 * c-parse.in (asm_string): New. Don't allow wide strings in
16939 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16940 asm_string instead of STRING.
16942 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16944 * c-typeck.c (constructor_no_implicit): Remove.
16945 (set_designator, process_init_element): Don't check
16946 constructor_no_implicit.
16948 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16949 Kaz Kojima <kkojima@gcc.gnu.org>
16952 * lcm.c (create_pre_exit): New.
16953 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16954 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16956 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16958 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16959 -msoft-float in target_float_switch.
16960 * arm.c (arm_override_options): Fix processing of target_float_switch.
16962 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16964 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16967 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16969 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16970 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16972 2005-01-04 Roger Sayle <roger@eyesopen.com>
16974 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16975 if deleting the then-block allows the test-block to fallthru to the
16978 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16981 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16982 after the full declaration if the are in two different TUs.
16984 2005-01-04 Richard Henderson <rth@redhat.com>
16987 * tree-sra.c (generate_one_element_init): Just
16988 call gimplify_and_add.
16989 (generate_element_init): Record the
16990 new referenced variables and mark them for renaming
16991 and split out to ...
16992 (generate_element_init_1): This.
16993 (scalarize_init): Don't call push_gimplify_context/
16994 pop_gimplify_context.
16996 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16998 * toplev.c (get_src_pwd): Handle failure of getpwd().
17000 2005-01-04 Roger Sayle <roger@eyesopen.com>
17002 * fold-const.c (fold_single_bit_test): Delete unreachable handling
17004 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
17005 all the cases handled by it are inverted by invert_truthvalue.
17007 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17009 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
17010 (save_register_windowsi): Likewise.
17012 2005-01-04 Richard Henderson <rth@redhat.com>
17014 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
17016 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17018 PR middle-end/17767
17019 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
17020 any simplifications of vector mode comparison operators.
17021 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
17023 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
17024 Devang Patel <dpatel@apple.com>
17026 PR tree-optimization/18308
17027 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
17028 the operands before creating a new expression.
17029 * dojump.c (do_jump): Make drop_through_label available
17030 for all cases. Add expansion of COND_EXPR.
17032 2005-01-04 Ira Rosen <irar@il.ibm.com>
17034 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
17035 INTEGER_CST instead of TREE_CONSTANT.
17036 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
17037 instead of TREE_CONSTANT.
17038 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
17039 instead of TREE_CONSTANT.
17041 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17043 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
17045 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17048 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
17049 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
17051 2005-01-03 Richard Henderson <rth@redhat.com>
17053 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
17054 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
17055 fold_convert_const_real_from_real): Split out from ...
17056 (fold_convert_const): ... here.
17058 2005-01-03 Richard Henderson <rth@redhat.com>
17061 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
17062 (mov<MMXMODEI>_internal): Likewise.
17063 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
17064 Add V2SF case; use it for SSE1; don't use TI.
17065 (movdf_integer): Likewise.
17066 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
17068 2005-01-03 Ira Rosen <irar@il.ibm.com>
17070 * tree-vectorizer.c (vect_strip_conversions): New function.
17071 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
17072 check for binary class.
17074 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
17078 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
17080 * gimple-low.c (mark_blocks_with_used_vars): New function.
17081 (mark_blocks_with_used_subblocks): Ditto.
17082 (mark_used_blocks): Ditto.
17083 (pass_mark_used_blocks): New pass.
17084 * tree-inline.c: Include debug.h.
17085 (expand_call_inline): Call outlining_inline_function here.
17086 * tree-optimize.c (init_tree_optimization_passes): Add
17087 pass_mark_used_blocks.
17088 * tree-pass.h (pass_mark_used_blocks): New.
17089 * Makefile.in (tree-inline.o): Add debug.h dependency.
17091 2005-01-03 Geoffrey Keating <geoffk@apple.com>
17093 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
17094 VAR_DECLs to have weak_import attribute.
17096 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
17099 2004-01-03 Steven Bosscher <stevenb@suse.de>
17101 * passes.c (rest_of_compilation): Don't run regmove if only
17102 flag_expensive_optimizations, require flag_regmove instead.
17104 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17106 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
17108 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
17109 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17110 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
17111 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17113 2005-01-03 Richard Henderson <rth@redhat.com>
17115 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
17116 (ia64_const_ok_for_letter_p): New.
17117 (ia64_const_double_ok_for_letter_p): New.
17118 (ia64_extra_constraint): New.
17119 (ia64_expand_vecint_compare): New.
17120 (ia64_expand_vcondu_v2si): New.
17121 (ia64_expand_vecint_cmov): New.
17122 (ia64_expand_vecint_minmax): New.
17123 (ia64_print_operand): Add 'v'.
17124 (ia64_preferred_reload_class): New.
17125 (ia64_vector_mode_supported_p): New.
17126 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
17127 (PREFERRED_RELOAD_CLASS): Move to function.
17128 (CONST_OK_FOR_LETTER_P): Move to function.
17129 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
17130 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
17131 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
17132 (EXTRA_CONSTRAINT): Move to function.
17133 * config/ia64/ia64.md: Include vect.md.
17134 (itanium_class): Add mmalua.
17136 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
17138 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
17139 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
17141 (const_int_2bit_operand): New.
17142 (fr_reg_or_0_operand): New.
17143 * config/ia64/ia64-modes.def: Add vector modes.
17144 * config/ia64/ia64-protos.h: Update.
17145 * config/ia64/vect.md: New file.
17147 2005-01-03 Richard Henderson <rth@redhat.com>
17149 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
17151 2005-01-03 Uros Bizjak <uros@kss-loka.si>
17154 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
17156 (log1pdf2): Change mode of operands[0,1] to DFmode.
17158 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17160 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
17161 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
17162 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
17163 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
17164 SPARC_RELAXED_ORDERING.
17166 2005-01-03 Richard Henderson <rth@redhat.com>
17167 Uros Bizjak <uros@kss-loka.si>
17170 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
17171 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
17172 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
17174 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
17175 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
17176 const_pow2_1_to_128_operand): New predicates.
17178 2005-01-02 Greg McGary <greg@mcgary.org>
17180 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
17182 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
17183 object. [ptr_type]: Remove unused variable.
17184 Remember nearest addressable array-element or record-component
17185 when checking bitfield components. Tolerate empty BIND_EXPR.
17187 2005-01-01 Richard Henderson <rth@redhat.com>
17189 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
17190 that don't narrow the value. Fail for other conversions.
17192 2005-01-01 Richard Henderson <rth@redhat.com>
17195 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
17196 * c-lang.c (finish_file): Don't do it here.
17197 * objc/objc-act.c (objc_finish_file): Likewise.
17199 * cgraph.c (decl_assembler_name_equal): New.
17200 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
17201 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
17202 * cgraph.h (struct cgraph_varpool_node): Add next.
17203 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
17204 * varasm.c (assemble_alias): Mark the target as needed.
17206 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
17208 PR middle-end/19221
17209 * function.c (get_arg_pointer_save_area): Use entry_of_function
17210 instead of get_insns.
17212 2005-01-01 Roger Sayle <roger@eyesopen.com>
17213 Andrew Pinski <pinskia@physics.uc.edu>
17214 James E. Wilson <wilson@specifixinc.com>
17216 PR rtl-optimization/12092
17217 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
17220 2005-01-01 Roger Sayle <roger@eyesopen.com>
17221 Olivier Hainque <hainque@act-europe.fr>
17223 * tree.c (int_fits_type_p): A narrower type always fits in a
17224 wider one, except for negative values into unsigned types.
17226 2005-01-01 Roger Sayle <roger@eyesopen.com>
17228 * tree.c (int_fits_type_p): Compare the result of force_fit_type
17229 with the original constant rather than require TREE_OVERFLOW.
17231 2005-01-01 Steven Bosscher <stevenb@suse.de>
17233 PR middle-end/17544
17234 * c-decl.c (finish_function): If compiling C99, annotate the
17235 compiler generated return with the current file name and line 0.
17236 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
17237 the source line is greater than 0.
17238 (remove_bb): Likewise.