1 2005-05-13 Adam Nemet <anemet@lnxw.com>
3 * doc/invoke.texi (Debugging Options): Option
4 -fdump-translation-unit only works with C++ now.
6 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
8 Replace calls to abort in CRIS port.
9 * config/cris/cris.h (CRIS_ASSERT): New macro.
10 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
11 internal_error instead of abort.
12 ("movsi"): Ditto. Unquote preparation statement section.
13 ("call", "call_value"): Ditto, but use gcc_assert where
14 appropriate. Tweak comments.
15 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
17 (cris_op_str): Call internal_error, not abort.
18 (cris_print_operand): Tweak "abort" reference to "die" in comment.
19 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
20 (cris_notice_update_cc): Call internal_error, not abort.
21 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
22 (cris_emit_movem_store, cris_asm_output_symbol_ref)
23 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
24 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
25 ENABLE_CHECKING-guarded abort call.
26 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
27 Use internal_error at end of test-chain.
29 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
31 PR rtl-optimization/20769:
32 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
33 pattern emitted by expand_nl_goto_receiver.
36 * integrate.c (allocate_initial_values): Update register liveness
39 2005-05-13 Josh Conner <jconner@apple.com>
41 * arm.c (arm_return_in_memory): Add handling for vector return types.
43 2005-05-13 David Ung <davidu@mips.com>
45 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
47 * config/mips/mips.c: Add 4km alias.
48 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
49 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
52 2005-05-13 Jan Hubicka <jh@suse.cz>
54 * c-decl.c (finish_function): Suppress "control reaches end of
55 non-void function" when "no return statement in function
56 returning non-void" is issued.
58 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
59 * tree-optimize.c (pass_gimple): Kill.
60 (init_tree_optimization_passes): Kill pass_gimple.
61 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
62 * tree-dump.c (dump_files): Rename .generic to .gimple.*
64 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
66 PR rtl-optimization/20756:
67 * basic-block.h (PROP_DEAD_INSN): Define.
68 * flow.c (propagate_one_insn): Set during mark_set_regs call
70 (mark_set_1): Emit a clobber when we are about to delete a dead insn
71 that kills a live register.
73 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
75 * config/s390/s390.md: ("DBL"): New mode attribute.
76 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
77 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
78 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
80 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
82 * c-format.c (check_format_arg): Handle string literals of
83 the form &"string"[offset].
85 * g++.dg/warn/format4.C: New testcase.
87 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
89 * config/mips/3000.md, config/mips/4000.md,
90 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
91 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
92 config/mips/generic.md, config/pdp11/pdp11.md,
93 config/sh/crt1.asm, config/sh/lib1funcs.asm,
94 config/sh/sh-modes.def, config/sh/sh-protos.h,
95 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
97 2005-05-13 Richard Henderson <rth@redhat.com>
99 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
100 addition to move unless dest is a register. Do not skip
101 instantiation in dest on addition simplification.
103 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
105 * config/cris/cris.c (cris_print_operand) <case 'H'; case
106 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
107 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
109 2005-05-13 Jan Hubicka <jh@suse.cz>
111 * basic-block.h (FOR_ALL_BB_FN): New macro.
112 (init_flow): Initialize cfg structure.
113 * function.c (allocate_struct_function): Do not initialize cfg structure.
114 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
115 (build_tree_cfg): ... here.
116 * tree-flow.h (init_empty_tree_cfg): Declare.
118 2005-05-12 Steven Bosscher <stevenb@suse.de>
120 Fix PR tree-optimization/21520
121 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
122 to attempt to fold constants.
124 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
126 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
127 only when TARGET_ADJUST_UNROLL_MAX is defined.
128 (general_movsrc_operand): Use the C style comment.
129 (ua_offset): Use prototype.
131 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
133 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
134 (struct hmr_data, hoist_memory_reference, memref_del,
135 struct fmrv_data): Removed.
136 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
137 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
139 (find_more_ref_vops): Traverse the list of memory references.
140 (determine_lsm_loop): Work with the list of memory references instead
141 of traversing the hashtable.
143 2005-05-12 Steven Bosscher <stevenb@suse.de>
144 Stuart Hastings <stuart@apple.com>
145 Jan Hubicka <jh@suse.cz>
147 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
148 duplicate_eh_regions): New functions, based on old
149 implementation removed with RTL inliner.
150 (reachable_next_level): Modify behaviour pre-inline.
151 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
153 * function.h (struct function): Add after_inlining flag.
154 * tree-optimize.c (tree_rest_of_compilation): Set it.
155 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
157 * tree-cfg.c (label_to_block_fn): Deal with cases where
158 label was never insterted into code.
160 2005-05-12 Zack Weinberg <zack@codesourcery.com>
162 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
164 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
166 Fix PR tree-optimization/21532
167 * tree-ssa-pre.c (create_expression_by_pieces): stmt
168 needs to go onto the inserted_exprs list.
170 2005-05-12 Ian Lance Taylor <ian@airs.com>
172 * c-common.h (statement_code_p): Don't declare.
173 (STATEMENT_CODE_P): Don't define.
174 (INIT_STATEMENT_CODES): Don't define.
175 * c-common.c (statement_code_p): Don't define.
177 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
179 * config/sparc/sparc.h: Remove dead code.
180 * config/sparc/sparc.c (sparc_compute_frame_size): Use
181 FIRST_PARM_OFFSET for the size of the register window area.
182 (emit_save_regs): Rename into emit_save_or_restore_regs.
183 Add 'action' parameter. Use 4095 as upper bound for the offset.
184 Pass 'action' to save_or_restore_regs.
185 (emit_restore_regs): Delete.
186 (sparc_expand_prologue): Call emit_save_or_restore_regs.
187 (sparc_expand_epilogue): Likewise.
188 * config/sparc/sparc.md (mode macro P): Move.
189 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
190 (mov<V32:mode> expander): Move to the top of the V32 section.
191 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
192 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
193 (sibcall_epilogue): Move.
195 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
198 * arm.c (arm_gen_constant): Sign-extend intermediate values when
199 synthesizing a constant of the difference of two immediates.
201 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
203 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
204 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
205 the alternatives using integer registers into the appropriate
208 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
210 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
211 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
212 * bitmap.h: Fixed comments.
214 2005-05-11 Richard Henderson <rth@redhat.com>
217 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
218 (ia64_cannot_force_const_mem): New.
219 (tls_symbolic_operand_type): New.
220 (ia64_legitimate_constant_p): New.
221 (ia64_expand_load_address): Return true on success. Improve
222 checks for when we should not split.
223 (ia64_expand_tls_address): New addend operand. Distribute it
224 as appropriate to the tls_kind. Delay referencing gp.
225 (ia64_expand_move): Split symbolic addend as necessary. Handle
226 tls symbols with addends.
227 * config/ia64/ia64-protos.h: Update.
228 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
230 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
231 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
232 (symbolic_operand splitter): Pass everything through
233 ia64_expand_load_address and FAIL or DONE as appropriate.
234 (load_fptr): Only accept after reload.
235 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
236 load_symptr_low, load_ltoff_dtpmod,
238 (load_dtprel): Only accept tls symbols.
239 (load_dtprel64, load_dtprel22): Likewise.
240 (load_tprel, load_tprel64, load_tprel22): Likewise.
241 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
242 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
243 (add_dtprel14, add_dtprel22): Likewise.
244 (add_tprel, add_tprel14, add_tprel22): Likewise.
245 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
246 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
247 (got_symbolic_operand): Check CONST offsets.
248 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
249 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
250 (move_operand): Don't handle tls here. Check CONST offsets.
252 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
254 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
255 Remove hilo_operand check.
256 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
257 * config/mips/predicates.md (hilo_operand): Delete.
259 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
261 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
263 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
265 PR tree-optimizer/18472
266 * tree-if-conv.c (tree_if_convert_stmt,
267 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
269 2005-05-11 Jan Hubicka <jh@suse.cz>
271 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
272 (GTFILES): add except.h.
273 * except.c (eh_status): Add throw_stmt_table.
274 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
275 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
276 lookup_stmt_eh_region_fn): Declare.
277 (throw_stmt_node): New structure.
278 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
279 * gengtype.c (open_base_files): Add except.h to inlines.
280 * tree-eh.c (throw_stmt_node): Kill.
281 (record_stmt_eh_region): Update.
282 (add_stmt_to_eh_region_fn): Break out from ...
283 (add_stmt_to_eh_region): ... here.
284 (remove_stmt_from_eh_region_fn): Break out from ...
285 (remove_stmt_from_eh_region): ... here.
286 (lookup_stmt_eh_region_fn): Break out from ...
287 (lookup_stmt_eh_region): ... here.
288 (honor_protect_cleanup_actions): Use build_resx.
289 (lower_try_finally_onedest): Likewise.
290 (lower_try_finally_copy): Likewise.
291 (lower_try_finally_switch): Likewise.
292 (lower_eh_constructs): Update eh table construction.
293 * tree.c (build_resx): New.
294 * tree.h (build_resx): Declare.
296 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
298 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
301 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
303 * fold-const.c, libgcov.c: Fix comment typos.
305 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
308 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
310 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
311 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
313 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
315 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
318 * crtstuff.c: Include auto-host.h again, for now.
320 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
322 * config/mips/24k.md: Remove trailing whitespace.
324 2005-05-11 David Ung <davidu@mips.com>
326 * config/mips/mips.md (type): Add imul3.
327 (length, hazard, may_clobber_hilo): Check for imul3.
328 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
329 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
330 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
331 for a 3 operand mul and its bypasses.
332 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
333 * config/mips/4000.md (r4k_imul): Likewise.
334 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
335 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
336 (vr4130_muldi): Likewise.
337 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
338 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
339 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
340 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
341 (ir_vr54_imadd_si): Likewise.
342 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
343 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
344 (rm7_impy_di): Likewise.
345 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
346 * config/mips/generic.md (generic_imul): Likewise.
347 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
348 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
350 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
353 * tree.h (record_layout_info_s): New member prev_packed.
354 * stor-layout.c (update_alignment_for_field): Fix comment about
355 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
356 we start it properly aligned.
357 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
358 to update_alignment_for_field, and recompute it afterwards using
359 the alignment of the record.
360 When a packed bitfield precedes an MS bitfield, don't add padding
361 at the end of the packed bitfield on behalf of the base type of
362 the packed bit field.
363 Don't adjust rli->bitpos at the end
364 of an MS bitfield run if we already adjusted bitpos/offset for an
365 alignment as large or larger than the bitfield type size.
366 Take possible record alignment > BIGGEST_ALIGNMENT into account
367 when calculating actual_align.
368 Only put packed buit fields into rli->prev_field if they end up
370 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
371 Update rli->remaining_in_alignment when we have already started a
372 run of bit fields and we process a packed bit field.
374 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
376 * tree-data-ref.c (find_data_references_in_loop): Give up when
377 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
378 may embed arbitrary side effects.
379 Remove the assumption that GIMPLE form contains a single array
380 access per statement.
381 When the statement contains virtual operands, fail if it is not
382 a MODIFY_EXPR or a CALL_EXPR.
383 Return after the dont know node is inserted.
385 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
387 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
389 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
392 PR tree-optimization/19639
393 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
394 and generic summands for char* as s * delta, too, folding &a[i]
395 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
396 for comparison of steps. Convert types for index addition.
397 (fold_binary): Adjust the callers to always dispatch to
398 try_move_mult_to_index.
399 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
400 expr with non-gimple ARRAY_REF offset.
402 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
404 * fold-const.c (fold_indirect_ref_1): Avoid removing
405 NOP_EXPRs with type qualifiers like const.
407 2005-05-11 Richard Henderson <rth@redhat.com>
410 * c-decl.c (finish_decl): Propagate the completed array type of
411 a global variable into the binding.
413 2005-05-10 Matt Kraai <kraai@ftbfs.org>
415 * Makefile.in (gtype-desc.o, build/genautomata.o)
416 (build/varray.o): Depend on $(VARRAY_H).
418 2005-05-10 Diego Novillo <dnovillo@redhat.com>
420 * tree-optimize.c (init_tree_optimization_passes): Re-organize
421 optimization passes to do an initial batch of scalar cleanups.
423 2005-05-10 Ian Lance Taylor <ian@airs.com>
425 * read-rtl.c (struct macro_traverse_data): Define.
426 (map_attr_string): New static function, broken out of
427 apply_macro_to_string.
428 (mode_attr_index, apply_mode_maps): New static functions.
429 (apply_macro_to_string): Call map_attr_string.
430 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
432 (apply_macro_traverse): Expect data to point to a struct
434 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
435 to pass data through htab_traverse.
436 (read_rtx_1): Add mode_maps parameter. Change all callers.
437 Handle mode names which are attribute strings.
438 * doc/md.texi (Substitutions): Rename from String Substitutions.
439 Change references. Document using attributes as modes.
441 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
443 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
444 * tree-optimize.c (init_tree_optimization_passes) Swap
445 pass_ch and pass_profile.
446 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
447 here. Remove rewrite_into_loop_closed_ssa call.
449 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
451 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
453 (legitimate_reload_constant_p): Add check for const double zero.
454 * config/s390/s390.md: Add comment for constraint letter 'G'.
455 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
456 attributes for new case.
457 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
458 s390_const_double_ok_for_constraint_p.
459 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
462 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
464 PR tree-optimization/21170
465 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
466 rewrite_ssa_into_ssa in comments with update_ssa.
468 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
470 * tree-ssa-loop-im.c: Include hashtab.h.
471 (struct mem_ref_loc): New.
472 (struct mem_ref): Describe the set of references with the same
474 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
475 maybe_queue_var, fem_single_reachable_address,
476 for_each_memref, single_reachable_address,
477 is_call_clobbered_ref, determine_lsm_reg): Removed.
478 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
479 hoist_memory_reference, memref_hash, memref_eq, memref_del,
480 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
482 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
483 (determine_lsm_loop): Rewritten.
484 (determine_lsm): Do not set stmt uids.
486 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
488 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
491 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
493 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
494 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
495 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
497 2005-05-10 Jeff Law <law@redhat.com>
499 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
500 thread_across_edge for any abnormal edges.
502 2005-05-10 Richard Henderson <rth@redhat.com>
504 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
505 * config/ia64/ia64-protos.h: Declare it.
506 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
507 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
508 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
509 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
510 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
511 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
512 extend result; use release semantics.
513 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
514 (sync_val_compare_and_swap_<IMODE>): Update to match.
516 2005-05-10 Richard Henderson <rth@redhat.com>
518 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
519 before comparing it for success.
521 2005-05-10 Richard Henderson <rth@redhat.com>
523 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
524 no return value pattern.
526 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
527 H.J. Lu <hongjiu.lu@intel.com>
529 * libgcov.c (create_file_directory): New function. Create
530 directory for the given file name.
531 (gcov_max_filename): New static var. Keeps size of the longest
533 (gcov_exit): Always try to create directory for output
534 file. Relocate each filename basing on environment vars.
535 (__gcov_init): Remember the longest file name.
536 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
537 * doc/gcov.texi (Cross-profiling): New node documenting
538 cross-profiling management.
539 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
541 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
543 * config/sparc/sparc.c (mem_min_alignment): Do not rely
544 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
546 2005-05-10 Bob Wilson <bob.wilson@acm.org>
548 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
549 case code to avoid one move instruction.
550 (__umodsi3, __modsi3): Merge duplicated code sequences.
552 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
554 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
555 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
556 * doc/invoke.texi: Fix typos.
558 * tree-data-ref.c (analyze_array_indexes, analyze_array,
559 init_data_ref, access_functions_are_affine_or_constant_p,
560 free_data_refs): Use VEC instead of VARRAY.
561 * tree-data-ref.h (data_reference): Change the type of
562 access_fns to VEC(tree,gc)*.
563 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
565 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
568 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
569 * fold-const.c (fold): Expand the condition of reducing cond_expr.
570 (contains_label_1, contains_label_p): New functions for checking
571 labels in a sub-tree.
573 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
576 * c-decl.c (pushdecl): When there is a declaration in the current
577 scope and the declarations are external linkage, check for
578 compatibility with the type in the external scope and update the
579 type in the external scope with the composite type information.
580 Do not form a composite type of the new type and the visible type
581 if they are incompatible.
583 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
585 * crtstuff.c: Revert part of 2005-05-08 Change.
586 (IN_LIBGCC2): Define.
588 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
590 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
591 remove redundant test.
592 (fp_mov_p): Accept 0.
593 (fp_high_losum_p): Remove redundant test.
594 * config/sparc/predicates.md (const_high_operand): Explicitly test
595 (not small_int_operand).
596 (fp_const_high_losum_operand): New.
597 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
598 (movdi_insn_sp32_v9): Use canonical predicates.
599 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
600 (movdi_insn_sp64_novis): Delete.
601 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
602 (movsf_insn_novis): Delete.
603 (movsf_insn_vis): Rename into movsf_insn.
604 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
605 (movsf_lo_sum): Use fp_const_high_losum_operand.
606 (movsf_high): Likewise.
607 (movsf_high_losum splitter): Likewise.
608 (mov<V32:mode> expander): Use register_or_zero_operand.
609 (mov<V64:mode> expander): Likewise.
610 (movdf_insn_sp32): Use register_or_zero_operand.
611 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
612 Rename into movdf_insn_sp32_no_fpu.
613 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
614 Rename into movdf_insn_sp32_v9_no_fpu.
615 (movdf_insn_v9only_novis): Delete.
616 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
617 (movdf_insn_sp64_novis): Delete.
618 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
619 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
620 Rename into movdf_insn_sp64_no_fpu.
621 (movtf expander): Use register_or_zero_operand.
622 (movtf_insn_sp32): Delete.
623 (movtf_insn_vis_sp32): Use register_or_zero_operand.
624 Rename into movtf_insn_sp32.
625 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
626 Rename into movtf_insn_sp32_no_fpu.
627 (movtf_insn_hq_sp64): Delete.
628 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
629 Rename into movtf_insn_sp64_hq.
630 (movtf_insn_sp64): Delete.
631 (movtf_insn_vis_sp64): Use register_or_zero_operand.
632 Rename into movtf_insn_sp64.
633 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
634 Rename into movtf_insn_sp64_no_fpu.
636 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
638 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
639 gcc_assert and gcc_unreachable as appropriate.
640 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
641 xstormy16_output_cbranch_si, xstormy16_split_move,
642 xstormy16_initial_elimination_offset,
643 xstormy16_encode_section_info, xstormy16_print_operand_address,
644 xstormy16_expand_call, xstormy16_expand_arith,
645 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
647 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
649 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
650 const_copies to VEC(tree,heap)*.
651 (new_elim_graph, delete_elim_graph, elim_graph_size,
652 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
655 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
658 * doc/extend.texi (Type Attributes): Correct example syntax.
660 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
663 * doc/invoke.texi (-Wuninitialized): Update documentation.
665 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
667 * arm.c (const_ok_for_arm): Use a faster algorithm.
669 2005-05-09 David Edelsohn <edelsohn@gnu.org>
672 * config/rs6000/rs6000.md (add_op2): New.
673 (add<mode>3): Use it.
675 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
677 * arm.c (arm_gen_constant): Add new heuristic for generating
678 constant integers that can be expressed as the difference of two
681 2005-05-09 Roger Sayle <roger@eyesopen.com>
683 * c-tree.h (parser_build_unary_op): New prototype.
684 * c-typeck.c (parser_build_unary_op): New function to construct
685 a unary operation in the C parser.
686 * c-parser.c (c_parser_unary_expression): Use the new function
687 parser_build_unary_op when appropriate.
689 2005-05-09 Mark Mitchell <mark@codesourcery.com>
692 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
693 before outputting DWARF_FRAME_RETURN_COLUMN.
695 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
697 * config/s390/s390.c: (s390_branch_condition_mask,
698 s390_branch_condition_mnemonic, s390_extra_constraint_str,
699 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
700 legitimize_pic_address, s390_emit_tls_call_insn,
701 legitimize_tls_address, legitimize_tls_address,
702 s390_expand_addcc, print_shift_count_operand, print_operand,
703 addr_generation_dependency_p, annotate_constant_pool_refs,
704 s390_split_branches, find_constant_pool_ref,
705 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
706 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
707 s390_output_pool_entry, s390_function_value,
708 s390_call_saved_register_used, s390_emit_call): Replace
709 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
710 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
711 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
712 get_some_local_dynamic_name, s390_function_arg_size,
713 s390_function_arg_advance, s390_function_arg,
714 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
715 default case by gcc_unreachable.
716 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
717 conditional abort by gcc_assert.
718 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
719 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
721 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
723 * config/s390/s390.c: (s390_decompose_address,
724 tls_symbolic_operand, legitimate_pic_operand_p,
725 legitimate_constant_p, legitimate_reload_constant_p,
726 s390_expand_plus_operand, legitimate_address_p,
727 legitimate_la_operand_p, ): Remove 'register' from signature.
728 (symbolic_reference_mentioned_p,
729 tls_symbolic_reference_mentioned_p): Remove 'register' from local
730 variable declarations.
731 (legitimize_address): Remove 'register' from
732 signature and local variable declarations.
734 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
736 * config/s390/s390-protos.h: (s390_match_ccmode,
737 s390_match_ccmode_set, reg_used_in_mem_p,
738 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
739 legitimate_la_operand_p, preferred_la_operand_p,
740 s390_short_displacement, addr_generation_dependency_p,
741 legitimate_reload_constant_p, legitimate_address_p): Change return type
743 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
744 * config/s390/s390.c: (s390_match_ccmode,
745 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
746 legitimate_reload_constant_p): Change return type into 'bool'.
747 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
748 Likewise. Additionally adapted comment.
749 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
750 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
751 (s390_decompose_address): Change the type of the internal flags
752 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
753 (struct s390_address): Change type of "pointer" into bool.
754 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
755 Adapt calls for 's390_tm_ccmode' to the new signature.
757 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
759 * config/s390/s390.c: (s390_match_ccmode_set,
760 s390_branch_condition_mnemonic, s390_short_displacement,
761 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
762 print_shift_count_operand, get_some_local_dynamic_name,
763 get_some_local_dynamic_name_1, reg_used_in_mem_p,
764 addr_generation_dependency_p, s390_split_branches,
765 annotate_constant_pool_refs, find_constant_pool_ref,
766 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
767 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
768 s390_register_info, s390_frame_info, s390_init_frame_layout,
769 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
770 restore_gprs, s390_function_arg_size, s390_function_arg_float,
771 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
772 s390_encode_section_info, s390_cannot_force_const_mem,
773 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
774 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
775 s390_adjust_priority, s390_issue_rate,
776 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
777 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
778 s390_build_builtin_va_list, s390_gimplify_va_arg,
779 s390_function_ok_for_sibcall, s390_call_saved_register_used,
780 s390_pass_by_reference, s390_fixed_condition_code_regs,
781 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
782 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
783 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
784 s390_add_pool_insn, s390_find_pool, s390_add_constant,
785 s390_find_constant, s390_add_execute, s390_find_execute,
786 s390_execute_label, s390_execute_target, s390_dump_pool,
787 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
788 Move target macro definitions to the end of the file. Move several
789 functions within the file to assure correct compiling.
791 2005-05-09 Steven Bosscher <stevenb@suse.de>
793 * calls.c (purge_reg_equiv_notes): Remove, fold into...
794 (fixup_tail_calls): ...here. Only look at insns between the
795 start of the function and the FUNCTION_BEG insn note.
797 * gcse.c (one_cprop_pass): Fix typos in dumps.
799 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
801 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
803 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
804 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
805 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
806 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
808 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
809 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
810 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
813 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
815 * config/s390/s390.md: ("gf") New mode attribute.
816 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
817 "fixuns_truncsfsi2"): Merge.
818 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
819 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
820 "fix_truncsfsi2_ieee"): Merge.
822 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
824 * config/s390/s390.md: ("FPR") New mode macro.
825 ("de", "dee"): New mode attributes.
826 ("cmpdf", "cmpsf"): Merge.
827 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
828 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
829 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
830 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
831 ("floatdidf2", "floatdisf2"): Merge.
832 ("adddf3", "addsf3"): Merge.
833 ("*adddf3", "*addsf3"): Merge.
834 ("*adddf3_cc", "*addsf3_cc"): Merge.
835 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
836 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
837 ("subdf3", "subsf3"): Merge.
838 ("*subdf3", "*subsf3"): Merge.
839 ("*subdf3_cc", "*subsf3_cc"): Merge.
840 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
841 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
842 ("muldf3", "mulsf3"): Merge.
843 ("*muldf3", "*mulsf3" "): Merge.
844 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
845 ("*fmadddf", "*fmaddsf"): Merge.
846 ("*fmsubdf", "*fmsubsf"): Merge.
847 ("divdf3", "divsf3"): Merge.
848 ("*divdf3", "*divsf3"): Merge.
849 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
850 ("negdf2", "negsf2"): Merge.
851 ("*negdf2_cc", "*negsf2_cc"): Merge.
852 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
853 ("*negdf2", "*negsf2"): Merge.
854 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
855 ("absdf2", "abssf2"): Merge.
856 ("*absdf2_cc", "*abssf2_cc"): Merge.
857 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
858 ("*absdf2", "*abssf2"): Merge.
859 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
860 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
861 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
862 ("*negabsdf2", "*negabssf2"): Merge.
863 ("sqrtdf2", "sqrtsf2"): Merge.
865 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
867 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
869 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
870 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
871 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
872 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
874 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
875 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
876 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
877 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
878 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
879 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
880 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
881 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
882 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
883 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
884 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
885 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
886 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
887 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
888 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
889 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
891 ("*divsf3"): Additionally rename second pattern to
893 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
894 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
895 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
896 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
897 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
898 'type values' and rename 'type' value.
899 ("*addsf3"): Additionally rename second pattern to
902 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
904 * config/s390/s390.md: ("SHIFT"): New mode macro.
905 ("lr", "shift"): New mode attributes.
906 ("ashldi3", "lshrdi3"): Merge.
907 ("*ashldi3_31", "*lshrdi3"_31): Merge.
908 ("*ashldi3_64", "*lshrdi3"_64): Merge.
909 ("ashlsi3", "lshrsi3"): Merge.
911 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
913 * config/s390/s390.md: ("DSI", "SCOND"): New mode
915 ("E", "g"): New mode attributes.
916 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
917 ("*adddi3_alc", "*addsi3_alc"): Merge.
918 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
919 ("*subdi3_slb", "*subsi3_slb"): Merge.
920 ("adddicc", "addsicc"): Merge.
921 ("*sconddi", "*scondsi"): Merge.
922 ("*sconddi_neg", "*scondsi_neg"): Merge.
923 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
924 ("negdi2", "negsi2"): Extract expander pattern from
925 "negsi2" and merge with "negdi2".
926 ("*negdi2"): Merge with instruction pattern of "negsi2".
927 ("*negdi2_cc", "*negsi2_cc"): Merge.
928 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
929 ("rotldi3", "rotlsi3"): Merge.
931 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
933 * config/s390/s390.md: ("hc"): New mode attribute.
934 ("extendhidi2", "extendqidi2"): Merge.
935 ("*extendhidi2", "*extendqidi2"): Merge.
936 ("extendhisi2", "extendqisi2"): Merge.
937 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
938 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
939 Merged 2 define_split.
940 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
941 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
943 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
945 * config/s390/s390.md: ("COMPARE"): New mode macro.
946 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
947 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
948 "bungt", "bunle", "bunge", "bltgt"): Merge.
950 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
952 * config/s390/s390.md: ("INT"): New mode macro.
953 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
956 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
958 * config/s390/s390.md: ("GPR", "P"): New mode macros.
959 ("cmpdi", "cmpsi"): Merge.
960 ("strlendi", "strlensi"): Merge.
961 ("*strlendi", "*strlensi"): Merge.
962 ("movmemdi", "movmemsi"): Merge.
963 ("clrmemdi", "clrmemsi"): Merge.
965 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
967 * config/s390/s390.md: ("HQI"): New mode macro.
968 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
969 ("*tmhi_full", "*tmqi_full"): Merge.
970 ("*tsthiCCT", "*tstqiCCT"): Merge.
971 ("*tsthi", "*tstqi"): Merge.
972 ("*tsthi_cconly", "tstqi_cconly"): Merge.
973 ("*sethighhisi", "*sethighqisi"): Merge.
975 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
977 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
978 config/alpha/unicosmk.h, config/arc/arc.md,
979 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
980 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
981 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
982 config/arm/semi.h, config/arm/uclinux-elf.h,
983 config/arm/wince-pe.h, config/fr30/fr30.c,
984 config/rs6000/altivec.h: Update copyright.
986 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
988 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
989 gcc_assert and gcc_unreachable as appropriate.
990 (pdp11_output_function_epilogue, output_move_double,
991 output_move_quad, print_operand_address, output_jump,
992 output_addr_const_pdp11): Likewise.
993 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
994 ASM_OUTPUT_ALIGN): Likewise.
995 * config/pdp11/pdp11.md: Likewise.
996 (extendhisi2, subhi3, subqi3): Likewise.
998 2005-05-09 David Edelsohn <edelsohn@gnu.org>
1001 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
1004 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1006 * config/ia64/ia64.c: Fix a comment typo.
1008 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
1011 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
1012 (arm_override_options): Use them instead of manifest constants. Don't
1013 allow -march to override the -mtune setting.
1015 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1017 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
1018 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
1019 (function_arg_advance, function_arg, save_restore_insns,
1020 iq2000_expand_prologue, iq2000_output_conditional_branch,
1021 expand_one_builtin, print_operand):
1022 * config/iq2000/iq2000.md (tablejump): Likewise.
1024 2005-05-09 David Ung <davidu@mips.com>
1026 * config/mips/mips.h (processor_type): Add names for the 24K.
1027 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
1029 * config/mips/mips.md (cnv_mode): New attribute for recording the
1030 conversion types of float convert insns.
1031 (cpu): Add 24k and 24kx.
1032 (include): Include 24k.md file.
1033 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
1034 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
1035 (floatdisf2): Setup cnv_mode.
1036 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
1038 * config/mips/24k.md: New file, contains 24k DFA pipeline
1041 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1043 * config/sh/sh.c (print_operand_address): Use gcc_assert and
1044 gcc_unreachable as appropriate.
1045 (print_operand, prepare_move_operands, prepare_scc_operands,
1046 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
1047 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
1048 fixup_mova, gen_far_branch, sh_reorg, split_branches,
1049 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
1050 sh_set_return_address, sh_setup_incoming_varargs,
1051 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
1052 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
1053 check_use_sfunc_addr): Likewise.
1054 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
1055 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1056 * config/sh/symbian.c (sh_symbian_mark_dllexport,
1057 sh_symbian_mark_dllimport): Likewise.
1058 * config/sh/sh.md: Likewise.
1059 (movdicc, call_pop, call_value_pop, casesi_worker_1,
1060 casesi_worker_2, casesi_shift_media, casesi_load_media,
1061 return_media): Likewise.
1063 2005-05-08 Roger Sayle <roger@eyesopen.com>
1066 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
1069 2005-05-08 Richard Henderson <rth@redhat.com>
1071 * config/alpha/alpha.c (adjust_address): Fix typo last change.
1073 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1075 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
1076 and -1 can happen in reg_renumber when no hard register is assigned.
1078 2005-05-08 Steven Bosscher <stevenb@suse.de>
1079 Kazu Hirata <kazu@cs.umass.edu>
1081 PR tree-optimization/14841, tree-optimization/15838
1082 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
1083 (evaluate_stmt): Call it.
1085 2005-05-08 Jakub Jelinek <jakub@redhat.com>
1087 * config/ia64/ia64.c (ia64_override_options): Don't set
1088 ia64_flag_var_tracking and clear flag_var_tracking here...
1089 (ia64_file_start): ... but here.
1091 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1093 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
1094 and gcc_unreachable as appropriate.
1095 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
1096 m68hc11_gen_highpart, print_operand, print_operand_address,
1097 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
1098 m68hc11_gen_movhi): Likewise.
1099 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
1100 * config/m68hc11/m68hc11.md: Reword comment.
1102 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1105 * config/m68hc11/predicates.md (splitable_operand): An immediate is
1108 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1110 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
1111 the 68HC12 address indirect addressing mode as it is not supported by
1113 * config/m68hc11/m68hc11-protos.h
1114 (m68hc11_valid_addressing_p): Declare.
1115 (m68hc11_add_mode): Declare.
1116 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
1117 register_indirect_p and export it.
1118 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
1119 instruction so that it is part of the good BB.
1120 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
1121 addressing with movw.
1122 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
1124 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
1125 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
1126 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
1128 ("*movhi_68hc12"): Handle movhi_const0.
1129 ("*subhi3", "subqi3"): Use general_operand for operand 1.
1130 ("*subhi3_zext"): Likewise.
1132 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1135 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
1136 operand 1 and fix constraints.
1137 ("mulqihi3"): Use general_operand for operand 2.
1139 2005-05-08 Julian Brown <julian@codesourcery.com>
1140 H.J. Lu <hongjiu.lu@intel.com>
1141 Paul Brook <paul@codesourcery.com>
1143 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
1144 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
1145 20050308/2.16.0 or newer for comdat group.
1146 * configure: Regenerated.
1147 * config.in: Regenerated.
1148 * varasm.c (default_function_rodata_section): Put .rodata section in
1149 COMDAT group when necessary.
1150 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
1152 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
1155 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1157 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
1159 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
1160 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
1161 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
1162 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1164 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1167 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
1168 64-bit constants on 64-bit hosts.
1169 (m68hc11_split_logical): Simplify.
1170 (m68hc11_split_move): Likewise.
1172 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1173 Paolo Bonzini <bonzini@gnu.org>
1175 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
1176 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
1177 * configure.ac (enable_checking): Fix typos in runtime_checking.
1178 (ENABLE_RUNTIME_CHECKING): Mark as target template.
1179 (xm_file): Prepend auto-host.h
1180 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
1181 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
1183 * crtstuff.c: Do not include auto-host.h.
1184 (IN_LIBGCC2): Do not define.
1185 * gcov-io.h: Include tconfig.h, not auto-host.h.
1186 * libgcc2.c: Do not include auto-host.h.
1187 (abort): Do not undefine.
1188 * libgcov.c: Remove unneeded comment about config.h.
1189 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
1190 * config.in, configure: Regenerated.
1192 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1193 Falk Hueffner <falk@debian.org>
1195 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
1196 and gcc_unreachable as appropriate.
1197 (get_aligned_mem, get_unaligned_address,
1198 alpha_emit_set_long_const, alpha_emit_conditional_branch,
1199 alpha_emit_setcc, alpha_emit_conditional_move,
1200 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
1201 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
1202 alpha_expand_unaligned_load, alpha_expand_block_move,
1203 alpha_expand_zap_mask, get_trap_mode_suffix,
1204 get_round_mode_suffix, get_some_local_dynamic_name,
1205 print_operand_address, function_arg, alpha_return_in_memory,
1206 function_value, alpha_expand_builtin,
1207 alpha_initial_elimination_offset, alpha_expand_epilogue,
1208 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
1209 alphaev5_next_group, alpha_align_insns,
1210 unicosmk_initial_elimination_offset, unicosmk_unique_section,
1211 unicosmk_ssib_name): Likewise.
1212 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1213 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
1214 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
1215 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
1216 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1217 * config/alpha/alpha.md (*divmodsi_internal_er,
1218 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
1219 call_nt, call_umk, call_vms, call_value, sibcall_value,
1220 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
1221 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
1222 * config/alpha/predicates.md (input_operand): Likewise.
1224 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
1226 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
1227 gcc_unreachable, as appropriate.
1228 (frv_function_prologue, frv_alloc_temp_reg,
1229 frv_initial_elimination_offset, frv_expand_block_move,
1230 frv_expand_block_clear, frv_print_operand_jump_hint,
1231 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
1232 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
1233 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
1234 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
1235 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
1236 frv_in_small_data_p, frv_asm_out_constructor,
1237 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
1238 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
1239 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
1240 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
1241 sibcall_value, casesi): Likewise.
1243 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
1244 gcc_unreachable as appropriate.
1245 (print_operand_address, mn10300_print_reg_list, expand_prologue,
1246 expand_epilogue, notice_update_cc, initial_offset,
1247 mn10300_address_cost_1): Likewise.
1248 * config/mn10300/mn10300.md: Likewise.
1249 (absdf2, abssf2, negdf2, negsf2): Likewise.
1251 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1254 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
1256 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
1257 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
1258 including sunge_<mode> and sungt_<mode>.
1260 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
1262 * integrate.h (get_hard_reg_initial_val): Change type of register
1263 parameter from int to unsigned int.
1264 (has_hard_reg_initial_val): Likewise.
1265 * integrate.c (get_hard_reg_initial_val): Likewise.
1266 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
1268 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
1270 * except.c (eh_status): Change the type of ttype_data to
1272 (add_ttypes_entry, assign_filter_values,
1273 output_function_exception_table): Use VEC instead of VARRAY.
1275 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1277 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
1279 2005-05-07 Paul Brook <paul@codesourcery.com>
1281 * Makefile.in: Fix dependencies.
1282 (GCOV_IO_H, VARRAY_H): Set.
1284 2005-05-07 Anthony Green <green@redhat.com>
1287 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
1288 x$STMP_FIXPROTO test.
1289 * configure: Rebuilt.
1291 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1293 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
1294 inappropriate feature test macros if flag_iso.
1296 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
1298 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
1300 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
1303 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
1304 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1305 Handle moved operand being in special register.
1306 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
1307 presumed working insn.
1308 (mover2side): Add FIXME.
1310 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1312 * integrate.c (get_func_hard_reg_initial_val): Delete.
1313 (has_func_hard_reg_initial_val): Delete.
1314 (get_hard_reg_initial_val): Inline the old implementation of
1315 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
1316 instead of has_func_hard_reg_initial_val to test for an existing
1317 pseudo. Only create an rtx if a new initial value entry is needed.
1318 (has_hard_reg_initial_val): Scan the initial value list directly.
1319 Don't create an rtx.
1321 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1323 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
1325 * config.in (HAVE_AS_POPCNTB): New.
1326 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
1327 (HAVE_AS_POPCNTB): New.
1328 * configure: Regenerated.
1329 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
1330 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
1331 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
1332 and rs6000_sched_costly_dep.
1333 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
1334 (TARGET_XL_COMPAT): Delete.
1335 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
1336 (popcount<mode>2): New.
1337 (popcntb<mode>2): New.
1338 * config/rs6000/rs6000.opt (mpopcntb): New.
1340 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
1341 if variable name exists.
1343 2005-05-07 Matt Kraai <kraai@ftbfs.org>
1345 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
1347 2005-05-07 Richard Henderson <rth@redhat.com>
1350 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
1351 with constant offsets.
1353 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
1355 * config/v850/v850.c (print_operand): Use gcc_assert and
1356 gcc_unreachable, as appropriate.
1357 (print_operand_address, v850_handle_data_area_attribute,
1358 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
1359 v850_insert_attributes, construct_prepare_instruction): Likewise.
1360 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1361 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
1363 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
1365 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
1366 config/rs6000/rs6000.h: Fix comment typos.
1368 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1370 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
1371 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
1372 (mips_scalar_mode_supported_p): Delete.
1374 2005-05-06 Eric Christopher <echristo@redhat.com>
1376 * config/mips/mips.opt: Remove -mint64 option.
1377 * config/mips/mips.c (override_options): Remove -mint64
1379 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
1380 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
1381 64-bit integer handling.
1382 * doc/invoke.texi (Option Summary): Remove -mint64 for
1385 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1387 PR tree-optimization/19401
1388 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1389 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1390 (estimated_unrolled_size): New function.
1391 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1392 tree_unroll_loops_completely): Always unroll loops if the code size
1394 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1395 loops should be unrolled completely.
1396 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1398 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1400 PR rtl-optimization/21254
1401 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1402 assumptions for loops that otherwise do not roll.
1403 (find_simple_exit): Prefer # of iterations that is guaranteed
1405 * loop-unroll.c (decide_peel_once_rolling,
1406 decide_peel_completely): Check whether the loop is infinite.
1408 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1410 * config/rs6000/sysv4.opt: Fix typo.
1412 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1413 Jakub Jelinek <jakub@redhat.com>
1416 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1417 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1418 Don't use rep; movs{l,q} if the repetition count is really small,
1419 instead use a sequence of movs{l,q} instructions.
1421 2005-05-06 Jeff Law <law@redhat.com>
1423 PR tree-optimization/21380
1424 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1425 thread through a block with no preds.
1427 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1429 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1430 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1431 add_call_read_ops): Use VEC instead of VARRAY.
1433 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1435 * config/mcore/mcore.c (mcore_print_operand_address): Use
1436 gcc_assert and gcc_unreachable as appropriate.
1437 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1438 mcore_output_andn, output_inline_const, mcore_output_move,
1439 mcore_output_movedouble, mcore_expand_block_move,
1440 layout_mcore_frame, mcore_initial_elimination_offset,
1441 mcore_expand_prolog, mcore_mark_dllexport,
1442 mcore_mark_dllimport): Likewise.
1443 * config/mcore/mcore.h (switch_to_section): Likewise.
1444 * config/mcore/mcore.md: Likewise.
1446 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1448 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1449 TARGET_PROFILE_KERNEL.
1451 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1452 TARGET_PROFILE_KERNEL use.
1454 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1456 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1457 and gcc_unreachable, as appropriate.
1458 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1459 m32r_expand_prologue, m32r_output_function_epilogue,
1460 m32r_legitimize_pic_address, m32r_print_operand_address,
1461 emit_cond_move, m32r_function_symbol,
1462 m32r_output_block_move): Likewise.
1463 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1464 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1465 *rev_zero_branch_insn): Likewise.
1467 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1470 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1471 if both NEWDECL and OLDDECL are already weak.
1473 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1475 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1477 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1478 Kaz Kojima <kkojima@gcc.gnu.org>
1480 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1483 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1484 David Edelsohn <edelsohn@gnu.org>
1486 * config.gcc: Add .opt magic for the rs6000 ports.
1488 * doc/invoke.texi: Document -mabi= option properly. Document
1489 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1490 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1493 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1494 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1497 * config/rs6000/aix.opt: New.
1498 * config/rs6000/aix41.opt: New.
1499 * config/rs6000/aix64.opt: New.
1500 * config/rs6000/darwin.opt: New.
1501 * config/rs6000/linux64.opt: New.
1502 * config/rs6000/rs6000.opt: New.
1503 * config/rs6000/sysv4.opt: New.
1505 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1506 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1508 Define TARGET_USES_SYSV4_OPT.
1509 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1510 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1511 TARGET_USES_AIX64_OPT.
1512 * config/rs6000/aix51.h: Same.
1513 * config/rs6000/aix52.h: Same.
1514 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1515 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1516 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1517 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1518 * config/rs6000/linux64.h: Use
1519 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1521 * config/rs6000/rs6000.c: Remove definitions of
1522 rs6000_sched_restricted_insns_priority,
1523 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1524 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1525 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1526 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1527 rs6000_alignment_string. Define rs6000_explicit_options.
1528 (rs6000_parse_abi_options): Remove.
1529 (rs6000_parse_alignment_option): Remove.
1530 (rs6000_parse_float_gprs_option): Remove.
1531 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1532 TARGET_DEFAULT_TARGET_FLAGS.
1533 (rs6000_override_options): Revamp to use new .opt machinery.
1535 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1536 of new .opt machinery. Remove target_flags. Redefine
1537 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1538 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1539 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1540 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1541 rs6000_longcall_switch, rs6000_default_long_calls,
1542 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1543 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1544 TARGET_ALTIVEC_VRSAVE.
1546 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1548 * config.gcc (hppa1.1-*-rtems*): Remove.
1549 * config/pa/rtems.h: Remove.
1551 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1553 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1554 Exclude roe/603e multilib variants.
1556 2005-05-04 Denis Chertykov <denisc@overta.ru>
1559 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1562 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1564 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1565 arm/pe.opt to $extra_options.
1566 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1567 (target_float_abi_name, target_float_switch, target_abi_name)
1568 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1569 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1570 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1571 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1572 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1573 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1574 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1575 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1576 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1577 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1578 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1579 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1580 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1581 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1582 (arm_pic_register_string): Delete.
1583 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1585 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1586 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1587 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1588 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1589 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1590 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1591 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1592 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1593 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1594 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1595 (SUBTARGET_SWITCHES): Delete.
1596 * config/arm/arm.c (target_float_switch): Delete.
1597 (arm_cpu_select): Moved from config/arm/arm.h.
1598 (target_fpu_name, target_fpe_name, target_float_abi_name)
1599 (target_abi_name, structure_size_string, arm_pic_register_string)
1600 (arm_select): Make static.
1601 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1602 (arm_handle_option): New function.
1603 (arm_override_options): Update target_flags checks for new mask names.
1604 Remove target_float_switch code.
1605 (arm_expand_prologue, thumb_expand_prologue): Check
1606 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1607 * config/arm/arm.opt, config/arm/pe.opt: New files.
1609 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1611 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1612 gcc_unreachable as appropriate.
1613 (arc_double_limm_p, arc_setup_incoming_varargs,
1614 arc_compute_function_type, arc_output_function_prologue,
1615 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1616 output_shift, arc_print_operand, arc_print_operand_address,
1617 arc_final_prescan_insn): Likewise.
1618 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1620 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1622 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1627 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1628 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1629 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1630 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1631 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1632 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1633 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1634 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1636 2005-05-05 Paul Brook <paul@codesourcery.com>
1638 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1639 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1640 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1641 and tree-data-ref.h with *_H variables.
1643 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1645 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1647 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1649 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1651 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1653 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1655 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1657 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1658 setting of vrsave register for current function after
1659 call to save_world is emitted.
1661 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1663 * config/mmix/predicates.md: New file.
1664 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1665 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1666 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1667 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1668 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1670 * config/mmix/mmix.md: Include predicates.md.
1671 ("call", "call_value"): Force address to register if it isn't a
1672 mmix_symbolic_or_address_operand.
1674 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1676 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1677 the flags are of appropriate types.
1678 (num_ssa_operands): Generalize using the generic interface.
1679 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1682 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1684 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1685 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1687 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1689 * tree-outof-ssa.c (edge_leader, stmt_list,
1690 analyze_edges_for_bb): Use VEC instead of VARRAY.
1691 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1692 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1693 fini_analayze_edges_for_bb.
1695 2005-05-04 James E Wilson <wilson@specifixinc.com>
1698 * gcc.c (process_command): In the second argv scan loop, ignore
1699 Xassembler and Xpreprocessor, along with their argument.
1701 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1703 * tree-flow-inline.h, tree-ssa-operands.c,
1704 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1705 Likewise. tree-vn.c: Fix comment typos.
1706 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1708 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1710 * doc/tm.texi (Target Hooks): Document
1711 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1713 2005-05-04 Paul Brook <paul@codesourcery.com>
1715 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1717 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1719 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1720 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1723 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1724 get_expansion, expand_var_during_unrolling,
1725 insert_var_expansion_initialization,
1726 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1729 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1732 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1735 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1736 the same as INTEGER_TYPE.
1737 (fold_binary): Fold "bool_var != 0" to bool_var.
1738 Fold "bool_var == 1" to bool_var.
1740 2004-05-03 Richard Henderson <rth@redhat.com>
1743 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1744 from recog_data instead of insn_data.
1746 2005-05-03 DJ Delorie <dj@redhat.com>
1748 * common.opt (fdiagnostics-show-option): No variable is needed.
1749 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1750 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1751 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1752 Save and restore original message format. Use flag in context
1754 (warning): Don't test for enabled warnings here.
1755 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1758 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1760 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1761 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1762 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1763 * aclocal.m4: Don't include accross.m4.
1764 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1765 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1766 * configure, config.in: Regenerate.
1768 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1771 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1772 (clear_storage): Add argument.
1773 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1774 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1776 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1777 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1778 (store_expr, store_constructor): Adjust callers.
1779 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1780 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1781 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1782 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1783 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1784 with EXP. Pass EXP to expand_builtin_memmove.
1785 (expand_builtin_memset): Add ORIG_EXP argument, pass
1786 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1787 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1788 Pass EXP to expand_builtin_memset.
1789 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1791 (expand_builtin_strncmp): Likewise.
1792 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1793 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1794 (expand_builtin_fprintf): Likewise.
1795 (expand_builtin): Adjust calls to
1796 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1798 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1801 PR rtl-optimization/21239
1802 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1804 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1806 * tree-flow.h (tree_ann_common_d): Move aux to ...
1807 (stmt_ann_d): ... here.
1808 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1809 move_computations_stmt, schedule_sm): Update references to
1811 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1813 * tree-cfg.c (remove_bb): Remove a redundant call to
1815 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1818 2005-05-03 Richard Henderson <rth@redhat.com>
1820 * config/rs6000/rs6000.c: Remove conflict markers.
1822 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1824 2005-05-03 James E Wilson <wilson@specifixinc.com>
1826 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1828 2005-05-03 DJ Delorie <dj@redhat.com>
1830 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1831 decide if the warning will be printed.
1832 * calls.c (expand_call): Likewise.
1833 * function.c (init-function_start): Likewise.
1835 * common.opt (-fdiagnostics-show-option): New.
1836 * opts.c (option_enabled): Accept the option index instead of a
1837 pointer to the option descriptor.
1838 * opts.h (option_enabled): Likewise.
1839 * toplev.c (print_switch_values): Pass option index, not option
1841 * diagnostic.h (diagnostic_info): Add option_index.
1842 * diagnostic.c: Include opts.h.
1843 (diagnostic_set_info): Initialize option_index.
1844 (diagnostic_report_diagnostic): Amend option name if appropriate.
1845 (warning): Check to see if the specified warning is enabled.
1847 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1849 2005-05-03 Richard Henderson <rth@redhat.com>
1851 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1852 SPEC_OR_GEN_REGS definitions.
1854 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1857 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1858 for unavailable registers.
1860 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1862 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1864 * cfglayout.c (block_locators_blocks,
1865 insn_locators_initialize, insn_scope): Use VEC instead of
1868 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1869 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1872 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1874 * config/sparc/predicates.md (const_compl_high_operand): New.
1875 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1877 (sparc_emit_set_const64_quick1): Adjust for above change.
1878 (sparc_emit_set_const64_quick2): Likewise.
1879 (sparc_emit_set_const64_longway): Likewise.
1880 (sparc_emit_set_const64): Likewise.
1881 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1882 movdi_const64_special): Delete.
1883 (logical constant splitters): Use const_compl_high_operand.
1885 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1887 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1888 rather than STRIP_NOPS.
1890 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1892 PR rtl-optimization/21330
1893 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1895 (unswitch_single_loop): Clear cinsn when retrying.
1898 * config/i386/i386.c (legitimize_address): When canonicalizing
1899 ASHIFT into MULT, multiply by 1 << shift_count instead of
1900 1 << log2 (shift_count).
1902 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1904 * lambda-code.c (gcc_loop_to_lambda_loop,
1905 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1906 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1907 generic operand interface.
1908 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1909 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1910 generic operand interface.
1911 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1912 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1913 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1914 num_imm_uses): Use ssa_use_operand_t.
1915 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1916 get_v_must_def_ops): Delete.
1917 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1918 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1919 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1920 get_v_must_def_kill_ptr): Delete.
1921 (delink_stmt_imm_use): Move and use new operand interface.
1922 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1923 op_iter_next_tree): Use new operand implementation.
1924 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1925 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1927 (op_iter_next_mustdef, op_iter_next_maydef,
1928 op_iter_next_must_and_may_def): Delete. Replace with...
1929 (op_iter_next_maymustdef): New. Combine must and may next operations.
1930 (op_iter_init_maydef, op_iter_init_mustdef,
1931 op_iter_init_must_and_may_def): Use new interface.
1932 (single_ssa_tree_operand ): New. Process single operands only as trees.
1933 (single_ssa_use_operand): New. Process single operands only as uses.
1934 (single_ssa_def_operand): New. Process single operands only as defs.
1935 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1937 (num_ssa_operands): New. Count the number of specified operands.
1938 (compare_ssa_operands_equal): New. Compare two statements' operands.
1939 (single_phi_def): New. Return true if PHI has one def of the specified
1941 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1942 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1943 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1944 (struct stmt_ann_d): Operands field no longer require GTY().
1945 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1946 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1947 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1948 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1949 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1950 Use use_operand_p instead of ssa_imm_use_t *.
1951 * tree-pretty-print.c (dump_vops): check if operands are active before
1952 dumping virtual operands.
1953 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1954 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1955 (ccp_fold): Use new interface.
1956 (ccp_visit_stmt): Remove unused variables and code.
1957 (convert_to_gimple_builtin): Insert statements before calling
1958 mark_new_vars_to_rename.
1959 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1960 (copy_prop_visit_cond_stmt): Use generic interface.
1961 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1962 annotation in table.
1963 (thread_across_edge): Use generic interface.
1964 (initialize_hash_element): Initialzie with stmt, not annotation.
1965 (eliminate_redundant_computations): Use generic interface.
1966 (record_equivalences_from_stmt): Pass stmt, not annotation.
1967 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1969 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1970 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1971 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1972 generic operand interface.
1973 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1975 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1977 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1978 (build_defs, build_uses, build_v_may_defs, build_vuses,
1979 build_v_must_defs): Change type to struct opbuild_list_d.
1980 (ops_active): New. Operands active boolean.
1981 (operand_memory, operand_memory_index): New. Operand memory managers.
1982 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1983 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1984 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1985 Change from functions to static variable list heads.
1986 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1987 (opbuild_initialize_real): New. Initialize a virtual build list.
1988 (opbuild_free): New. Free a build list.
1989 (opbuild_num_elems): New. Number of items in a list.
1990 (opbuild_append_real): New. Add a real (tree *) operand.
1991 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1992 (opbuild_first): New. Return first element index in a list.
1993 (opbuild_next): New. Return next element in a list.
1994 (opbuild_elem_real): New. Return real element.
1995 (opbuild_elem_virtual): New. Return virtual element.
1996 (opbuild_elem_uid): New. Return UID of virtual element.
1997 (opbuild_clear): New. Reset an operand list.
1998 (opbuild_remove_elem): New. Remove an element form a list.
1999 (ssa_operands_active): New. Return true if operand cache is active.
2000 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
2001 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
2002 (correct_use_link): Use use_operand_p.
2003 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
2004 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
2005 (cleanup_v_may_defs): Use new implmentation.
2006 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
2008 (append_def, append_use, append_v_may_def, append_vuse,
2009 append_v_must_def): Call opbuild_append routine instead of using varray.
2010 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
2011 global parse_old_ops variable.
2012 (free_ssa_operands): New implementation.
2013 (update_stmt_operands): Move. Change argument to build_ssa_operands.
2014 (copy_virtual_operands): Move. New generic implementation.
2015 (create_ssa_artficial_load_stmt): Move. New implementation.
2016 (swap_tree_operands): Update for new implementation.
2017 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
2018 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
2019 rather than a varray.
2020 (verify_imm_links): Use use_operand_p.
2021 (dump_immediate_uses_for): If the immediate use variable is a virtual
2022 variable, show the virtual ops in the stmt.
2023 * tree-ssa-operands.h (def_operand_p): No longer a structure.
2024 (NULL_DEF_OPERAND_P): Now a #define.
2025 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
2026 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
2027 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
2028 mustdef_optype_d): New. Use Linked list representation.
2029 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
2030 (struct ssa_operand_memory_d): New. Allocated Chunk node.
2031 (struct stmt_operands_d): Change to new pointers that are not GTY.
2032 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
2033 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
2034 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
2035 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
2036 SET_V_MUST_DEF_KILL): Delete.
2037 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
2038 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
2039 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
2040 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
2041 (enum ssa_op_iter_type): Operand iterator typechecking values.
2042 (struct ssa_operand_iterator_d): Use linked lists of operands.
2043 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
2044 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
2045 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
2046 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
2047 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
2048 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
2049 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
2050 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
2051 * tree-ssa-opfinalize.h: New. Function templates for expansion.
2052 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
2053 alloc_vuse, and alloc_mustdef.
2054 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
2055 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
2056 and finalize_ssa_v_must_def_ops.
2057 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
2058 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
2060 (compute_avail): Use generic iterator interface.
2061 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
2062 (stmt_makes_single_load, stmt_makes_single_store): Use
2064 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
2065 (statement_sink_location): Use generic interface.
2066 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
2067 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
2068 reset the immediate use link nodes.
2069 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
2070 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
2071 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
2072 (eliminate_tail_call): Use generic operand interface.
2073 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
2074 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
2076 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
2078 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
2079 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
2081 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
2082 Use statement pointer instead of vuse_optype. Use generic interface.
2083 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
2084 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
2085 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
2086 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
2087 * doc/tree-ssa.texi: Update documentation for operand interface.
2089 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
2091 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
2092 gcc_unreachable as appropriate.
2093 (machopic_function_base_name, machopic_indirect_data_reference,
2094 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
2095 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
2096 * config/rs6000/altivec.md (*mov<mode>_internal,
2097 build_vector_mask_for_load): Likewise.
2098 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
2099 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
2100 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
2101 * config/rs6000/predicates.md (easy_fp_constant,
2102 logical_operand): Likewise.
2103 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
2104 compute_save_world_info, rs6000_emit_prologue,
2105 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
2106 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
2109 2005-05-03 Uros Bizjak <uros@kss-loka.si>
2112 * convert.c (convert_to_integer): Convert ceil and floor in
2115 2005-04-29 Geoffrey Keating <geoffk@apple.com>
2118 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
2119 define_insn_and_split. Split only when memory operand is
2120 offsettable. Use adjust_address rather than plus_constant.
2121 (floatunssidf2_internal): Likewise.
2122 (fix_truncdfsi2_internal): Split only when memory operand is
2123 offsettable. Use adjust_address rather than plus_constant.
2124 (fix_trunctfsi2_internal): Likewise.
2125 (floatsidf2_internal): Likewise.
2127 2005-05-02 Diego Novillo <dnovillo@redhat.com>
2129 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
2130 (set_value_range_to_null): Likewise.
2131 (set_value_range_to_varying): New function. Use it in all
2132 call sites that used to call set_value_range (vr, VR_VARYING, ...).
2133 (extract_range_from_assert): If the integral type has a
2134 super-type, and LIMIT is not within MIN and MAX values of that
2135 type, set the resulting range to VR_VARYING.
2137 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
2139 * config/mmix/mmix.opt: New file.
2140 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
2141 (mmix_cc1_ignored_option): Don't declare.
2142 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
2143 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
2144 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
2145 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
2146 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
2147 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
2148 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
2149 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
2151 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
2152 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
2153 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2155 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
2158 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
2159 * c-decl.c (current_function_prototype_built_in,
2160 current_function_prototype_arg_types): New.
2161 (merge_decls): Keep source location of prototype followed by
2162 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
2163 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
2164 (start_function): Always set current_function_prototype_locus,
2165 current_function_prototype_built_in and
2166 current_function_prototype_arg_types. Check for external
2167 prototype whether or not visible for external function and set
2168 current_function_prototype_arg_types accordingly.
2169 (store_parm_decls_oldstyle): Use
2170 current_function_prototype_arg_types for checking old-style
2171 definition against prototype. Give warnings only if
2172 current_function_prototype_built_in).
2174 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2176 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
2177 (ggc_alloc_zone_stat): Don't define.
2178 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
2179 ggc_alloc_zone_pass_stat.
2180 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
2181 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
2182 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
2184 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
2186 * calls.c (expand_call): Handle current_function_pretend_args_size
2187 when checking for sibcalls.
2189 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2191 PR tree-optimization/21294
2192 * tree-vrp.c (vrp_expr_computes_nonzero): New.
2193 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
2195 2005-05-02 Janis Johnson <janis187@us.ibm.com>
2198 * gcov-io.h: Declare gcov external functions hidden.
2200 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2202 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
2203 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
2204 Use VEC instead of VARRAY.
2207 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
2210 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
2212 * c-common.c (resolve_overloaded_builtin): Forward to target
2213 hook for BUILT_IN_MD built-ins.
2214 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
2215 for all types of built-in.
2216 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
2217 in the definition of the target hooks struct.
2218 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
2219 * config/rs6000/altivec.h: Rewritten.
2220 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
2221 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
2222 rs6000_builtin_type, rs6000_builtin_type_compatible,
2223 altivec_overloaded_builtins, rs6000_builtin_type,
2224 rs6000_builtin_type_compatible): New.
2225 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
2227 (def_builtin): Turn into a function. Check for duplicates and store
2228 the builtin into rs6000_builtin_decls.
2229 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
2230 bdesc_1arg): Add overloaded builtins.
2231 (altivec_expand_builtin): Check for unresolved overloaded builtins,
2232 do not support ALTIVEC_COMPILETIME_ERROR.
2233 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
2234 nodes to represent front-end types.
2235 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
2236 with opaque arguments and/or return values.
2237 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
2238 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
2239 (rs6000_builtin_type_index): New.
2240 (is_ev64_opaque_type): Rename to...
2241 (rs6000_is_opaque_type): ... this.
2242 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
2245 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2247 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
2250 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
2251 Bernd Schmidt <bernd.schmidt@analog.com>
2253 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
2254 print_address_operand, print_operand, legitimize_pic_address,
2255 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
2256 output_pop_multiple): Use gcc_assert or gcc_unreachable as
2258 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
2260 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
2262 * doc/passes.texi: Document vectorization pass.
2264 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
2266 * tree-scalar-evolution.c (get_exit_conditions_rec,
2267 select_loops_exit_conditions,
2268 number_of_iterations_for_all_loops,
2269 analyze_scalar_evolution_for_all_loop_phi_nodes,
2270 scev_analysis): Use VEC instead of VARRAY.
2272 2005-05-02 Michael Matz <matz@suse.de>
2275 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
2276 (warn_strict_null_sentinel): Define.
2277 (check_function_sentinel): Check for null_node as valid sentinel too.
2278 * c-common.h (c_tree_index): Added CTI_NULL.
2279 (null_node) Define global_tree[CTI_NULL].
2280 (warn_strict_null_sentinel): Declare.
2281 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
2282 * c.opt: (Wstrict-null-sentinel): New C++ option.
2283 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
2285 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2287 * gimplify.c (gimplify_compound_lval): Use VEC instead of
2290 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
2292 * dwarf2out.c (decl_scope_table, push_decl_scope,
2293 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
2296 2005-05-01 Mark Mitchell <mark@codesourcery.com>
2299 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
2301 * doc/cpp.texi (__DEPRECATED): Document.
2302 (__EXCEPTIONS): Likewise.
2303 (__GXX_WEAK__): Likewise.
2305 * function.c (INVOKE__main): Do not define.
2306 (expand_main_function): Check HAS_INIT_SECTION when determining
2307 whether or not to call __main.
2309 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
2311 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2313 2005-01-05 Paul Brook <paul@codesourcery.com>
2315 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
2316 (INITIALIZE_TRAMPOLINE): Use it.
2317 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
2318 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
2319 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
2321 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
2323 * doc/install.texi (Specific): Omit dots in the @anchors names
2324 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
2325 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
2327 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2329 PR tree-optimization/18316
2330 PR tree-optimization/19126
2331 * tree.c (build_int_cst_type): Avoid shift by size of type.
2332 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
2334 * tree-scalar-evolution.h (simple_iv): Declaration changed.
2335 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
2337 (dump_cand): Dump depends_on information.
2338 (determine_biv_step): Add argument to simple_iv call.
2339 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
2340 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
2342 (add_candidate_1): Record depends_on for candidates.
2343 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
2344 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
2345 Handle ivs with nonconstant step.
2346 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
2347 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
2348 (create_new_iv): Unshare the step before passing it to create_iv.
2349 (free_loop_data): Free cand->depends_on.
2350 (build_addr_strip_iref): New function.
2351 (find_interesting_uses_address): Use build_addr_strip_iref.
2352 (strip_offset_1): Split the recursive part from strip_offset.
2353 Strip constant offset component_refs and array_refs.
2354 (strip_offset): Split the recursive part to strip_offset_1.
2355 (add_address_candidates): Removed.
2356 (add_derived_ivs_candidates): Do not use add_address_candidates.
2357 (add_iv_value_candidates): Add candidates with stripped constant
2358 offset. Consider all candidates with initial value 0 important.
2359 (struct affine_tree_combination): New.
2360 (aff_combination_const, aff_combination_elt, aff_combination_scale,
2361 aff_combination_add_elt, aff_combination_add,
2362 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
2363 fold_affine_sum): New functions.
2364 (get_computation_at): Use fold_affine_sum.
2365 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
2366 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
2369 2005-04-30 Michael Matz <matz@suse.de>
2371 * config/i386/i386.md (movmemsi): Also active when
2372 TARGET_INLINE_ALL_STRINGOPS.
2374 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
2377 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
2379 2005-04-30 Paul Brook <paul@codesourcery.com>
2381 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
2383 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
2384 * config/arm/ieee754-sf.S: Ditto.
2385 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
2386 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2388 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2390 * tree-ssanames.c: Fix a comment typo.
2391 * doc/options.texi: Fix a typo.
2393 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2395 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2396 gcc_unreachable as appropriate.
2397 (split_adds_subs, cond_string, print_operand,
2398 h8300_initial_elimination_offset, h8300_classify_operand,
2399 h8300_unary_length, h8300_short_immediate_length,
2400 h8300_bitfield_length, h8300_binary_length,
2401 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2402 compute_plussi_length, compute_plussi_cc, output_logical_op,
2403 compute_logical_op_length, compute_logical_op_cc,
2404 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2405 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2406 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2407 h8300_regs_ok_for_stm): Likewise.
2408 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2409 monitor_prologue): Likewise.
2411 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2413 * loop-invariant.c (invariants, create_new_invariant,
2414 get_inv_cost, best_gain_for_invariant,
2415 find_invariants_to_move, move_invariants,
2416 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2419 2005-04-29 Richard Henderson <rth@redhat.com>
2421 * function.c (instantiate_decls): Remove valid_only argument.
2422 (instantiate_decls_1, instantiate_decl): Likewise.
2423 (instantiate_virtual_regs_1): Delete.
2424 (instantiate_virtual_regs_lossage): Delete.
2425 (instantiate_virtual_regs_in_rtx): New.
2426 (safe_insn_predicate): New.
2427 (instantiate_virtual_regs_in_insn): New.
2428 (instantiate_virtual_regs): Update to match all that. Only run
2429 instantiate_decls once.
2431 2005-04-29 Richard Henderson <rth@redhat.com>
2432 Daniel Jacobowitz <dan@codesourcery.com>
2434 * gengtype.c (write_func_for_structure): Split out ...
2435 (output_type_enum): ... new function. Fix thinko accessing
2436 TYPE_PARAM_STRUCT data.
2438 2005-04-29 Tom Tromey <tromey@redhat.com>
2440 * tree.c (build_block): Removed unused 'tags' argument.
2441 * tree.h (build_block): Removed argument.
2443 2005-04-29 Michael Matz <matz@suse.de>
2445 PR rtl-optimization/21144
2446 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2448 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2450 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2451 flag_reorder_blocks.
2453 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2455 PR tree-optimization/21030
2456 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2457 ranges where VR->MAX is smaller than VR->MIN.
2459 2005-04-29 Devang Patel <dpatel@apple.com>
2461 PR tree-optimization/21272
2462 PR tree-optimization/21266
2463 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2465 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2467 * tree-flow-inline.h: Fix a comment typo.
2468 * doc/tree-ssa.texi: Fix a typo.
2470 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2472 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2474 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2475 gcc_unreachable as appropriate.
2476 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2477 fr30_print_operand, fr30_move_double): Likewise.
2478 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2480 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2482 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2483 definition has already been provided.
2484 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2485 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2486 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2488 2005-04-29 Jim Tison <jtison@us.ibm.com>
2490 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2491 trace hooks calls to improve performance.
2493 2005-04-29 Julian Brown <julian@codesourcery.com>
2494 Mark Mitchell <mark@codesourcery.com>
2495 Paul Brook <paul@codesourcery.com>
2497 * crtstuff.c: Handle targets that use .init_array.
2498 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2499 that INVOKE__main is set correctly.
2500 (expand_main_function): Test INVOKE__main.
2501 * libgcc2.c: Do not define __main when using .init_array.
2502 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2503 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2505 (DTORS_SECTION_ASM_OP): Likewise.
2506 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2507 (CTOR_LIST_END): Likewise.
2508 (DTOR_LIST_BEGIN): Likewise.
2509 (DTOR_LIST_END): Likewise.
2510 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2511 (FINI_SECTION_ASM_OP): Likewise.
2512 (INIT_ARRAY_SECTION_ASM_OP): Define.
2513 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2514 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2515 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2516 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2517 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2519 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2521 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2522 gcc_assert and gcc_unreachable as appropriate.
2523 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2524 const_int_cost, output_move_const_into_data_reg,
2525 output_move_qimode, output_move_double, find_addr_reg,
2526 print_operand, print_operand_address): Likewise.
2527 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2528 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2529 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2530 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2531 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2532 conditional_trap): Likewise.
2533 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2535 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2537 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2538 gcc_unreachable as appropriate.
2539 (gen_conditional_move, xtensa_split_operand_pair,
2540 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2541 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2542 xtensa_copy_incoming_a7, xtensa_output_literal,
2543 xtensa_output_literal, xtensa_output_literal): Likewise.
2544 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2545 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2546 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2547 movsicc_internal1, movsfcc_internal0,
2548 movsfcc_internal1): Likewise.
2550 2005-04-28 James E Wilson <wilson@specifixinc.com>
2552 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2553 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2555 2005-04-28 DJ Delorie <dj@redhat.com>
2557 * opt-functions.awk (var_set): Emit proper initializer for
2558 non-target bitfields.
2560 2005-04-28 Devang Patel <dpatel@apple.com>
2562 * dbxout.c (have_used_extensions): Remove.
2563 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2564 have_used_extensions.
2566 2005-04-28 James E Wilson <wilson@specifixinc.com>
2568 * doc/install.texi: Update -enable-languages info. Correct path to
2571 2005-04-28 DJ Delorie <dj@redhat.com>
2573 * optc-gen.awk (END): Make sure no variable is defined more
2575 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2576 Allow for bitfield variables other than target_flags.
2577 * doc/options.text (Mask): Document that you may specify a
2578 variable other than target_flags.
2580 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2582 PR rtl-optimization/18877
2583 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2584 number in val.start.
2586 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2589 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2591 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2592 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2593 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2595 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2597 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2598 creating pseudos when the base offset is too large.
2600 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2602 * global.c (earlyclobber_regclass): Change the type to
2604 (check_earlyclobber): Update uses of earlyclobber_regclass.
2605 (mark_reg_use_for_earlyclobber): Likewise.
2606 (calculate_local_reg_bb_info): Allocate and free
2607 earlyclobber_regclass using the VEC API.
2609 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2611 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2614 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2616 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2619 * config.gcc: Obsolete c4x-* and tic4x-*.
2621 * tree.h (edge_def): Remove.
2623 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2624 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2625 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2626 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2629 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2630 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2631 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2632 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2633 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2634 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2635 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2636 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2637 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2638 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2639 config/i386/cygming.h, config/i386/djgpp.h,
2640 config/i386/lynx.h, config/i386/netware.c,
2641 config/i386/winnt.c, config/ia64/ia64-c.c,
2642 config/iq2000/iq2000.c, config/m32r/little.h,
2643 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2644 config/m68k/m68k.md, config/mcore/mcore.c,
2645 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2646 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2647 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2648 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2649 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2650 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2651 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2652 config/s390/2064.md, config/s390/2084.md,
2653 config/s390/s390-modes.def, config/s390/s390-protos.h,
2654 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2655 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2656 config/vax/vax.c, config/vax/vax.h,
2657 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2660 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2662 * c-typeck.c (build_compound_expr): Correct logic in last change.
2664 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2666 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2667 parameters. Replace conditional move code with assert checking for
2668 ar.lc. Delete obsolete comments.
2669 (set_src_needs_barrier): Delete cond parameter, and code using it.
2670 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2671 assert checking for PR_REGS. Fix calls to update_set_flags and
2672 set_src_needs_barrier.
2673 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2674 callers. Rewrite explanatory comment before the function.
2675 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2678 2005-04-27 Mike Stump <mrs@apple.com>
2680 * doc/cpp.texi: gcc now implements universal character names.
2682 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2685 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2686 being a compound expression whose right-hand side is cast to void.
2688 2005-04-27 Caroline Tice <ctice@apple.com>
2690 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2691 Remove targetm.have_named_sections test.
2692 (fix_edges_for_rarely_executed_code): Likewise.
2693 (insert_section_boundary_note): Likewise.
2694 (reorder_basic_blocks): Check partitioning flag before calling
2695 verify_hot_cold_block_grouping.
2696 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2697 the function struct rather than global variables.
2698 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2699 (COLD_END_LABEL): Likewise
2700 (cold_text_section_label): New static global variable.
2701 (cold_end_label): Likewise.
2702 (dwarf2out_switch_text_section): Get hot/cold section labels from
2703 the function struct rather than global variables; test to make sure
2705 (output_aranges): Use cold_text_section_label and cold_end_label;
2706 check partitioning flag before putting out delta.
2707 (output_ranges): Remove incorrect code attempting to use
2709 (output_line_info): Get cold section label from function struct; test
2710 to make sure cfun is defined.
2711 (add_location_or_const_value_attribute): Likewise.
2712 (dwarf2out_var_location): Likewise.
2713 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2714 write out cold_text_section_label if partition flag is set.
2715 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2716 * function.h (struct function): Add new fields to point to hot/cold
2717 section labels: hot_section_label, cold_section_label,
2718 hot_section_end_label and cold_section_end_label; also add new field
2719 for cold text section name, unlikely_text_section_name.
2720 * opts.c (decode_options): Turn off partitioning flag if
2721 !targetm.have_named_sections.
2722 * output.h (hot_section_label): Remove.
2723 (hot_section_end_label): Remove.
2724 (cold_section_end_label): Remove.
2725 (unlikely_section_label): Remove.
2726 (unlikely_text_section_name): Remove.
2727 * passes.c (rest_of_handle_final): Remove extra blank line.
2728 * varasm.c (unlikely_section_label): Remove.
2729 (hot_section_label): Remove.
2730 (hot_section_end_label): Remove.
2731 (cold_section_end_label): Remove.
2732 (unlikely_text_section_name): Remove.
2733 (initialize_cold_section_name): Modify to call
2734 targetm.strip_name_encoding; to store cold section name in current
2735 function struct, if it exists; and to only use the decl_section_name
2736 if flag_named_sections is true.
2737 (unlikely_text_section): Modify to get section name out of current
2738 function struct, if there is one; otherwise build it from
2739 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2740 (in_unlikely_text_section): Likewise.
2741 (named_section): Modify to get/put cold section name in current function
2742 struct, if there is one.
2743 (function_section): Change 'bool unlikely' to 'int reloc'; check
2744 targetm.have_named_sections before calling named_section.
2745 (current_function_section): Likewise.
2746 (assemble_start_function): Modify to get/put unlikely_text_section_name
2747 in current function struct; modify to get hot/cold section labels
2748 from function struct; initialize labels using
2749 ASM_GENERATE_INTERNAL_LABEL;
2750 test partitioning flag before writing out hot section label.
2751 (assemble_end_function): Test partitioning flag before writing out
2752 hot/cold section labels.
2753 (default_section_type_flags_1): Get cold text section name from
2754 function struct if there is one; Set flags correctly for
2755 cold text section if there is not a current function struct.
2757 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2759 * tree-ssa-propagate.c (set_rhs): Revert last change.
2761 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2763 * explow.c (convert_memory_address): Add gcc_assert.
2765 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2767 * configure.ac: Check for ld --sysroot support.
2768 * gcc.c: Document %R specifier for specs.
2769 (SYSROOT_SPEC): New macro.
2770 (sysroot_spec): New variable.
2771 (static_specs): Add sysroot_spec.
2772 (main): Pass the sysroot spec to the linker if appropriate.
2773 * configure: Regenerated.
2774 * config.in: Likewise.
2776 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2778 * fold-const.c (fold_binary): Use build_fold_addr_expr
2779 for address calculation and INDIRECT_REF handling.
2781 2005-04-27 Andrew Haley <aph@redhat.com>
2783 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2785 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2787 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2788 pointer when thumb backtracing is on.
2790 * config/fp-bit.c (abort): Revert change.
2792 2005-04-27 Ian Lance Taylor <ian@airs.com>
2794 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2796 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2798 * tree-ssa-dce.c: Fix a comment typo.
2800 2005-04-27 David S. Miller <davem@davemloft.net>
2802 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2803 Kill setjmpless_size. current_function_calls_setjmp is completely
2804 computed when we are called, so just use the optimized size value
2805 instead of using REG_SAVE_AREA notes.
2806 (optimize_save_area_alloca): Delete....
2807 * rtl.h (optimize_save_area_alloca): Likewise...
2808 * passes.c (rest_of_compilation): and don't call it any more.
2809 * reg-notes.def (SAVE_AREA): Delete.
2811 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2813 * config/fp-bit.c (abort): Add noreturn attribute.
2815 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2816 gcc_unreachable as appropriate.
2817 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2818 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2819 ASM_OUTPUT_REG_POP): Likewise.
2821 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2823 * tree-complex.c (expand_vector_operations_1): Do not build
2824 VIEW_CONVERT_EXPR's for the lhs.
2826 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2828 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2829 unnecessary noncanonical RTL handling.
2830 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2831 gcc_assert and gcc_unreachable.
2833 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2834 gcc_unreachable as appropriate.
2835 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2836 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2837 use_return_insn, const_ok_for_op, arm_gen_constant,
2838 arm_canonicalize_comparison, legitimize_pic_address,
2839 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2840 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2841 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2842 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2843 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2844 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2845 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2846 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2847 output_call, output_mov_long_double_fpa_from_arm,
2848 output_mov_long_double_arm_from_fpa,
2849 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2850 output_move_double, arithmetic_instr, shift_op, int_log2,
2851 output_return_instruction, arm_output_function_prologue,
2852 arm_output_epilogue, arm_output_function_epilogue,
2853 emit_multi_reg_push, arm_get_frame_offsets,
2854 arm_compute_initial_elimination_offset, arm_expand_prologue,
2855 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2856 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2857 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2858 thumb_compute_initial_elimination_offset,
2859 thumb_output_function_prologue, thumb_load_double_from_address,
2860 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2861 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2862 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2863 * config/arm/arm.md (thumb_extendhisi2,
2864 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2865 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2866 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2867 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2868 * config/arm/cirrus.md (*cirrus_arm_movdi,
2869 *cirrus_movdf_hard_insn): Likewise.
2870 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2872 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2874 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2875 (num_ssa_names): Use VEC_length.
2876 (ssa_names): Use VEC_index.
2877 * tree-ssanames.c (ssa_names): Change the type to
2879 (init_ssanames, fini_ssa_names, make_ssanames,
2880 release_ssa_name): Update uses of ssa_names.
2882 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2883 Use fold_buildN instead of fold (buildN (...)).
2885 2005-04-27 Devang Patel <dpatel@apple.com>
2887 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2889 2005-04-27 Matt Thomas <matt@3am-software.com>
2890 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2892 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2893 (vax_output_mi_thunk): Ditto.
2894 (vax_notice_cc_update): Ditto.
2895 (INDEX_REGISTER_P): Add trailing \.
2896 (BASE_REGISTER_P): Add trailing \.
2897 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2899 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2901 * tree-ssa-propagate.c (set_rhs): Check operand of
2902 ADDR_EXPR for gimpliness, too.
2904 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2906 * tree-ssa-pre.c: Fix a comment typo.
2908 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2910 PR tree-optimization/21171
2911 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2912 record address uses if the reference is volatile.
2914 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2916 * tree-complex.c (expand_vector_operation): New, extracted from
2917 expand_vector_operations_1.
2918 (tree_vec_extract): Build a NOP_EXPR.
2919 (expand_vec_parallel): Do not care about returning the correct type.
2920 (expand_vector_operations_1): Call expand_vector_operation.
2921 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2923 * tree-complex.c (gate_expand_vector_operations): New.
2924 (pass_lower_vector_ssa): Use it.
2925 * tree-optimize.c (init_tree_optimization_passes): Include
2926 pass_lower_vector_ssa.
2927 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2928 (vectorizable_operation): Use it.
2929 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2930 integer modes for the vector type.
2932 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2933 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2934 Do not cope with UNITS_PER_SIMD_WORD == 0.
2935 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2936 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2937 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2938 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2939 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2940 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2941 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2943 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2944 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2945 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2947 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2948 (UNITS_PER_SIMD_WORD): New.
2950 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2952 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2953 gcc_unreachable as appropriate.
2954 (ia64_expand_load_address, ia64_expand_tls_address,
2955 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2956 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2957 next_scratch_gr_reg, ia64_initial_elimination_offset,
2958 ia64_expand_prologue, ia64_expand_epilogue,
2959 ia64_output_dwarf_dtprel, ia64_print_operand,
2960 ia64_register_move_cost, first_instruction, rws_access_regno,
2961 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2962 ia64_sched_init, ia64_variable_issue,
2963 ia64_first_cycle_multipass_dfs_lookahead_guard,
2964 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2965 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2966 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2967 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2968 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2969 * config/ia64/predicates.md (got_symbolic_operand,
2970 sdata_symbolic_operand): Likewise.
2971 * config/ia64/vect.md (vcondv2sf): Likewise.
2973 2005-04-27 Matt Thomas <matt@3am-software.com>
2975 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2976 CONSTANT_ADDRESS_P in config/vax/vax.h
2977 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2978 (INDEX_REGISTER_P): New.
2979 (BASE_REGISTER_P): New.
2980 (indirectable_constant_address_p): New. Adapted from
2981 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2982 (indirectable_address_p): New. Adapted from
2983 INDIRECTABLE_ADDRESS_P in vax.h.
2984 (nonindexed_address_p): New. Adapted from
2985 GO_IF_NONINDEXED_ADDRESS in vax.h.
2986 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2987 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2988 (legitimate_address_p): New. Adapted from
2989 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2990 (vax_mode_dependent_address_p): New. Adapted from
2991 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2992 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2993 legitimate_constant_address_p.
2994 (CONSTANT_P): Use legitimate_constant_p.
2995 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2996 (INDIRECTABLE_ADDRESS_P): Removed.
2997 (GO_IF_NONINDEXED_ADDRESS): Removed.
2998 (INDEX_TEMP_P): Removed.
2999 (GO_IF_REG_PLUS_INDEX): Removed.
3000 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
3001 definitions, depending on whether REG_OK_STRICT is defined.
3002 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
3003 Two definitions, depending on whether REG_OK_STRICT is defined.
3004 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
3006 (legitimate_constant_p): Prototype added.
3007 (legitimate_address_p): Prototype added.
3008 (vax_mode_dependent_address_p): Prototype added.
3010 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3012 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
3014 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3017 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
3020 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3023 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
3024 assertion failures, if __gcc_host_wide_int__ is not properly
3026 (init_dynamic_diag_info): Give errors, not assertion failures, if
3027 location_t, tree or __gcc_host_wide_int__ are not properly
3030 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3032 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
3033 n_iv_uses, iv_use, n_iv_cands, iv_cand,
3034 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
3035 prepare_decl_rtl, free_loop_data,
3036 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
3039 * tree.h (tree_phi_node): Add a comment about the order of PHI
3042 2005-04-26 Paul Brook <paul@codesourcery.com>
3044 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
3046 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
3048 * config/mips.mips.c (mips_legitimize_tls_address): Use
3051 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
3052 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
3053 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
3055 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
3058 2005-04-26 Jeff Law <law@redhat.com>
3060 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
3061 (op_iter_init_must_and_may_def): Likewise.
3062 (unmodifiable_var_p): Move to a later point in the file.
3063 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
3064 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
3065 (dse_record_phis): Directly check for virtual operands rather than
3066 using need_imm_uses_for.
3067 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
3068 store has multiple V_{MAY,MUST}_DEF operands.
3070 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
3072 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
3075 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3077 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
3078 call to find_edge outside a loop to go through a PHI chain.
3080 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
3082 PR tree-optimization/17598
3083 * fold-const.c (fold_binary): Fold comparisons of addresses
3084 of COMPONENT_REFs which reference the same field to
3085 comparisons of the addresses of the base objects.
3087 2005-04-26 Julian Brown <julian@codesourcery.com>
3089 * config/arm/arm.c (arm_return_in_msb): New function.
3090 (arm_must_pass_in_stack): New function.
3091 (TARGET_RETURN_IN_MSB): Define target hook.
3092 (TARGET_MUST_PASS_IN_STACK): Define target hook.
3093 (arm_function_value): Pad small aggregate return.
3094 (arm_pad_arg_upward): New function.
3095 (arm_pad_reg_upward): New function.
3096 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
3097 (FUNCTION_ARG_PADDING): Define macro.
3098 (BLOCK_REG_PADDING): Define macro.
3099 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
3100 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
3101 (arm_pad_reg_upward): Declare function.
3103 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3105 * basic-block.h (ei_cond): New.
3106 (FOR_EACH_EDGE): Call ei_cond.
3108 PR tree-optimization/21047
3109 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
3110 (fold): Don't handle ASSERT_EXPR.
3112 2005-04-25 Roger Sayle <roger@eyesopen.com>
3114 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
3115 all writes to any stack register as a read/write dependency on
3117 (sched_analyze_2): Likewise, for reads from any stack register.
3119 2005-04-25 Richard Henderson <rth@redhat.com>
3121 * final.c (output_addr_const): Revert 2005-04-09 change.
3123 2005-04-25 Mike Stump <mrs@apple.com>
3125 * config/darwin.c (darwin_encode_section_info): Always set
3126 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
3128 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3130 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
3131 gensupport.c, protoize.c, toplev.c: Replace calls to
3132 `unlock_stream' with `unlock_std_streams'.
3134 2005-04-25 Devang Patel <dpatel@apple.com>
3136 * dbxout.c (dbxout_type): Emit attribute vector.
3138 2005-04-05 Paul Brook <paul@codesourcery.com>
3140 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
3141 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
3142 * config/arm/arm.c (arm_cxx_atexit_name): New function.
3143 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
3144 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
3145 (register_dtor_fn): Likewise.
3146 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
3148 2005-04-25 Ian Lance Taylor <ian@airs.com>
3150 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
3151 * c-common.h (EXPR_STMT_EXPR): Don't define.
3152 (c_common_stmt_codes): Don't define.
3153 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
3154 * c-gimplify.c (gimplify_expr_stmt): Remove.
3155 (c_gimplify_expr): Remove EXPR_STMT case.
3156 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
3157 to INIT_STATEMENT_CODES.
3158 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
3160 2005-04-25 Jan Hubicka <jh@suse.cz>
3162 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
3164 * except.c: Include diagnostic.h
3165 (dump_eh_tree, verify_eh_tree): New functions.
3166 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
3167 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
3168 (dump_function_to_file): dump eh tree.
3169 * tree-eh.c (mark_eh_edge): New function.
3170 (mark_eh_edge_found_error): New static variable.
3171 (verify_eh_edges): New function.
3173 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
3175 * tree-ssa-alias.c (fieldoff_t): Remove.
3176 (fieldoff_s): typedef the structure itself. Create a vector of
3178 (push_fields_onto_fieldstack): Return count of fields pushed.
3179 Remove peeling of first field. Adjust.
3180 (fieldoff_compare): Adjust.
3181 (create_overlap_variables_for): Adjust.
3183 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3185 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
3187 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
3190 * doc/install.texi: Document correct assembler and linker to use
3191 on i?86-*-solaris2.10.
3193 2005-04-25 Steven Bosscher <stevenb@suse.de>
3195 Fix PR tree-optimization/21173
3197 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
3198 Unshare expression we pass to force_gimple_operand.
3200 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
3201 Stephen Clarke <stevec@superh.com>
3202 Roger Sayle <roger@eyesopen.com>
3204 PR rtl-optimization/20413
3205 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
3206 VOIDmode for LABEL_REF.
3207 * final.c (shorten_branches): Likewise.
3208 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
3209 * loop.c (reg_dead_after_loop): Likewise.
3210 * varasm.c (decode_addr_const): Likewise.
3211 * doc/rtl.texi: Document mode requirement for LABEL_REF.
3213 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
3215 * config.gcc (avr-*-*): Remove redundant "case".
3217 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
3219 * tree-vect-analyze.c (vect_mark_relevant): Take
3220 VEC(tree,heap) instead of varray_type as an argument.
3221 (vect_mark_stmts_to_be_vectorized): Change the type of
3222 worklist to VEC(tree,heap). Adjust uses of worklist.
3224 2005-04-24 Devang Patel <dpatel@apple.com>
3226 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
3228 2005-04-24 Ian Lance Taylor <ian@airs.com>
3230 * c-semantics.c (build_stmt): Remove test of specific tree codes
3231 for TREE_SIDE_EFFECTS handling.
3233 2005-04-24 Per Bothner <per@bothner.com>
3235 * c-opts.c (finish_options): Make the line-number of the <built-in>
3236 location 0, as assumed elsewhere, rather than 1.
3238 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3240 * tree-ssa-uncprop.c (equiv_stack): Change the type o
3242 (tree_ssa_uncprop, uncprop_finalize_block,
3243 uncprop_initialize_block): Update uses of equiv_stack.
3245 2005-04-24 Richard Henderson <rth@redhat.com>
3248 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
3249 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
3251 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
3252 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
3253 <DIV, MOD>: Likewise.
3255 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3257 * collect2.c (main): Unlock the stdio streams.
3258 * gcc.c (main): Likewise.
3259 * gcov-dump.c (main): Likewise.
3260 * gcov.c (main): Likewise.
3261 * gen-protos.c (main): Likewise.
3262 * gensupport.c (init_md_reader_args_cb): Likewise.
3263 * protoize.c (main): Likewise.
3264 * toplev.c (general_init): Likewise.
3266 2005-04-24 Jakub Jelinek <jakub@redhat.com>
3269 * cgraph.h (cgraph_local_info): Add vtable_method field.
3270 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
3271 and node is vtable_method, finalized and not reachable, don't do
3274 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3276 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
3278 * tree-ssa-pre.c (create_value_expr_from): Use
3279 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
3280 * tree-ssa-propagate.c (stmt_makes_single_load,
3281 stmt_makes_single_store): Use REFERENCE_CLASS_P.
3282 * tree-vect-transform.c (vect_is_simple_cond): Use
3284 * tree-vrp.c (extract_range_from_assert,
3285 build_assert_expr_for, fp_predicate, has_assert_expr): Use
3288 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
3289 of tpa_to_clear to VEC(int,heap). Update uses of
3290 tpa_to_clear. Free tpa_to_clear at the end.
3292 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
3294 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
3297 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
3299 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
3300 and gcc_unreachable as appropriate.
3301 (num_insns_constant, output_vec_const_move,
3302 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
3303 rs6000_emit_set_const, rs6000_emit_move,
3304 spe_build_register_parallel, function_arg,
3305 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
3306 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
3307 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
3308 rs6000_common_init_builtins, expand_block_clear,
3309 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
3310 extract_ME, rs6000_get_some_local_dynamic_name,
3311 rs6000_output_function_entry, print_operand,
3312 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
3313 output_cbranch, output_e500_flip_gt_bit,
3314 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
3315 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
3316 compute_save_world_info, rs6000_stack_info,
3317 rs6000_emit_load_toc_table, rs6000_frame_related,
3318 spe_synthesize_frame_save, rs6000_emit_epilogue,
3319 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
3320 output_function_profiler, rs6000_trampoline_size,
3321 rs6000_initialize_trampoline, find_addr_reg,
3322 rs6000_machopic_legitimize_pic_address,
3323 rs6000_initial_elimination_offset,
3324 rs6000_dbx_register_number): Likewise.
3325 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
3326 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
3327 *movti_power, *movti_string, call, call_value, sibcall,
3328 sibcall_value): Likewise.
3329 * config/rs6000/spe.md (*movdf_e500_double,
3330 *movv2si_internal): Likewise.
3331 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
3334 2005-04-24 Richard Henderson <rth@redhat.com>
3337 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
3338 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
3339 Deny modes smaller than 4 bytes.
3340 * config/i386/i386-protos.h: Update.
3342 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
3344 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
3345 Switch h8300-*-rtems* to ELF.
3347 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3349 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
3351 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3353 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
3355 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
3358 * fold-const.c: Fold &a[i]-&a[j] to i-j.
3360 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3362 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
3363 definitions of ssa names in condition. Split recusive part to ...
3364 (tree_simplify_using_condition_1): New function.
3365 (expand_simple_operations): New function.
3367 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3369 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
3370 (find_interesting_uses_cond): Do not use integer_zerop and
3371 integer_nonzerop to check for integer constants.
3372 (set_use_iv_cost): Record the value field.
3373 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
3374 determine_use_iv_cost_outer): Set the value field of the cost pair.
3375 (may_eliminate_iv): Do not return the comparison code.
3376 (iv_elimination_compare): New function.
3377 (determine_use_iv_cost_condition): Set the value field. Record
3378 noneliminable invariants correctly.
3379 (rewrite_use_compare, rewrite_use_outer): Use the value field.
3381 2005-04-23 DJ Delorie <dj@redhat.com>
3383 * diagnostic.c (warning): Accept parameter to classify warning option.
3384 (warning0): New, for when a pointer to an error() like function is needed.
3385 * errors.c (warning): Likewise.
3386 * errors.h (warning, warning0): Adjust prototypes.
3387 * toplev.h (warning, warning0): Likewise.
3389 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3390 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3391 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3392 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3393 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3394 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3395 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3396 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3398 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3399 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3400 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3401 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3402 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3403 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3404 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3405 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3406 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3407 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3408 config/rs6000/aix52.h, config/rs6000/darwin.h,
3409 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3410 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3411 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3412 config/stormy16/stormy16.c, config/v850/v850-c.c,
3413 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3416 2005-04-23 Richard Henderson <rth@redhat.com>
3419 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3420 performing some integral scalar simplifications.
3422 2005-04-23 Richard Henderson <rth@redhat.com>
3425 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3426 simplifying CONST_VECTOR.
3428 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3430 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3431 heap as an argument. Update uses of stack.
3432 (calculate_live_on_entry): Allocate stack on heap.
3434 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3435 partition_link and tpa_nodes on heap.
3437 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3438 (mark_stmt_necessary, propagate_necessity,
3439 mark_really_necessary_kill_operand_phis): Update uses of
3441 (tree_dce_init): Allocate worklist using VEC_alloc.
3442 (tree_dce_done): Free worklist using VEC_free.
3444 2005-04-23 Mike Stump <mrs@apple.com>
3446 * config/darwin.c (machopic_indirection_name): Don't use
3448 (darwin_emit_unwind_label): Use user_label_prefix instead of
3451 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3453 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3455 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3457 * config.gcc <cris-*>: Specify .opt files.
3458 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3459 config/cris/linux.opt: New files.
3460 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3461 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3462 (TARGET_ELF): Override to 0.
3463 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3464 -melinux-stacksize=N.
3465 * config/cris/cris.c: (cris_handle_option): New function.
3466 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3467 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3468 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3469 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3470 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3471 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3472 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3473 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3474 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3475 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3476 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3477 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3478 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3479 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3480 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3481 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3482 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3483 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3484 (TARGET_LINUX): Define 0.
3485 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3486 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3487 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3488 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3489 (TARGET_LINUX): Override to 1.
3490 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3492 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3494 * haifa-sched.c (schedule_block): Fix thinko in previous
3495 assertification patch.
3497 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3499 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3500 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3501 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3502 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3503 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3504 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3505 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3507 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3508 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3509 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3510 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3511 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3512 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3513 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3514 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3515 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3516 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3517 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3518 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3519 (SUBTARGET_OPTIONS): Delete.
3520 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3521 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3522 instead of a string.
3523 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3524 (pa_cpu_string, pa_unix_string): Delete.
3525 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3526 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3528 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3529 (pa_handle_option): New function.
3530 (override_options): Remove handling of -march=, -mfixed-range=,
3531 -mschedule= and -munix=.
3532 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3533 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3534 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3535 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3536 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3537 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3538 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3540 * config/pa/pa.opt: New file.
3541 * config/pa/pa-hpux.opt: New file.
3542 * config/pa/pa-hpux1010.opt: New file.
3543 * config/pa/pa-hpux1111.opt: New file.
3544 * config/pa/pa64-hpux.opt: New file.
3546 2005-04-22 David S. Miller <davem@davemloft.net>
3548 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3549 integer when it's mode is VOIDmode not DImode.
3551 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3553 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3554 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3555 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3556 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3557 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3558 "bne- $-xxx" rather than local labels.
3559 (sync_lock_release<mode>): Add second operand.
3560 (lwsync): Use .long rather than a more meaningful opcode.
3561 * doc/md.texi (Standard Names): Add description of second
3562 parameter to sync_lock_test_and_set.
3564 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3566 PR tree-optimization/21088
3567 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3569 * tree-vrp.c (compare_values): Use fold_binary to compare
3570 pointers. Use boolean_type_node as the type of a comparison
3571 expression being folded.
3572 * tree.h: Add prototypes for fold_unary, fold_binary,
3575 * tree-ssa-dom.c: Fix formatting.
3577 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3579 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3580 * lambda-code.c (perfect_nestify): Mark virtual operands in
3581 the moved statement for renaming.
3582 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3583 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3584 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3585 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3586 * tree-flow.h (struct var_ann_d): Update comments.
3587 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3588 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3589 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3590 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3591 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3592 debug_names_replaced_by): Remove declarations.
3593 (delete_update_ssa, get_current_def, set_current_def): Declare.
3594 (rewrite_into_loop_closed_ssa): Add new argument. Update
3596 * tree-into-ssa.c: Include params.h.
3597 (old_virtual_ssa_names): Remove. Update all users.
3598 (need_to_replace_names_p): Remove. Update all users.
3599 (struct update_ssa_stats_d): Declare.
3600 (update_ssa_stats): New local.
3601 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3602 dump_tree_ssa_stats, debug_tree_ssa_stats,
3603 dump_update_ssa, debug_update_ssa,
3604 dump_names_replaced_by, debug_names_replaced_by): Declare.
3605 (get_current_def, set current_def): Make extern.
3606 (is_old_name, is_new_name): Protect against references
3607 past the end of the sets.
3608 (add_new_name_mapping): Assert that OLD and NEW are
3609 different SSA names for the same symbol.
3610 When adding a virtual mapping, update stats for virtual
3612 (insert_phi_nodes_for): If UPDATE_P is true, create the
3613 LHS of the new PHI by duplicating SSA name VAR.
3614 (insert_phi_nodes_1): Remove. Update all users.
3615 (insert_phi_nodes): Remove second argument. Update all
3617 (maybe_replace_use, maybe_replace_def): New.
3618 (rewrite_update_stmt): Call them.
3619 (mark_def_interesting): Remove calls to is_gimple_reg.
3620 (prepare_phi_args_for_update): Remove. Update all users.
3621 (prepare_block_for_update): Only process virtual operands
3622 and GIMPLE registers in normal form.
3623 (prepare_use_sites_for): New.
3624 (prepare_names_to_update): Rename from prepare_def_sites.
3625 Call prepare_use_sites_for.
3626 (dump_update_ssa): Rename from dump_repl_tbl.
3628 Show statistics for virtual mapping heuristic.
3629 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3630 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3631 (delete_update_ssa): Make extern.
3632 (mark_set_for_renaming): If the set is empty, do nothing.
3633 (release_ssa_name_after_update_ssa): Update comment.
3634 (insert_updated_phi_nodes_for): Do not remove existing
3635 PHI nodes for symbols.
3636 (switch_virtuals_to_full_rewrite_p): New.
3637 (switch_virtuals_to_full_rewrite): New.
3638 (update_ssa): Call them.
3639 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3640 for every statement before updating.
3641 If all the names in NEW_SSA_NAMES have been marked for
3642 removal, do nothing.
3643 Only start at the top of the CFG if there are symbols in
3645 (ssa_rewrite_finalize_block): Remove.
3646 (ssa_register_new_def): Remove.
3647 (ssa_rewrite_stmt): Remove.
3648 (ssa_rewrite_phi_arguments): Remove.
3649 (ssa_rewrite_initialize_block): Remove.
3650 (ssa_mark_def_sites): Remove.
3651 (ssa_mark_def_sites_initialize_block): Remove.
3652 (ssa_mark_phi_uses): Remove.
3653 (rewrite_ssa_into_ssa): Remove.
3654 * tree-phinodes.c (find_phi_node_for): Remove.
3655 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3657 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3658 Remove calls to verify_dominators and
3659 verify_loop_structure.
3660 (tree_unswitch_single_loop): Call update_ssa.
3661 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3664 (delete_tree_ssa): Assert that need_ssa_update_p returns
3666 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3667 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3668 free_new_names): Remove. Update all users.
3669 (rename_use_op): Call get_current_def.
3670 (rename_variables_in_bb): Do not handle any real or
3672 (slpeel_update_phis_for_duplicate_loop): Call
3673 get_current_def and set_current_def instead of using
3675 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3676 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3677 ssa_names_to_replace and delete_update_ssa.
3678 * doc/invoke.texi: Document --param min-virtual-mappings
3679 and --param virtual-mappings-ratio.
3681 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3683 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3684 for newly created PHI nodes.
3685 Call create_new_def_for for every new V_MAY_DEF and
3686 V_MUST_DEF on the copied statement.
3687 (struct ssa_name_map_entry): Remove.
3688 (ssa_name_map_entry_hash): Remove.
3689 (ssa_name_map_entry_eq): Remove.
3690 (allocate_ssa_names): Remove.
3691 (rewrite_to_new_ssa_names_def): Remove.
3692 (rewrite_to_new_ssa_names_use): Remove.
3693 (rewrite_to_new_ssa_names_bb): Remove.
3694 (rewrite_to_new_ssa_names): Remove.
3695 (tree_duplicate_sese_region): Remove variables ver,
3696 definitions, phi, ssa_name_map and bi.
3697 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3699 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3700 update_ssa instead of rewrite_ssa_into_ssa.
3701 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3703 (find_uses_to_rename_use): Add argument 'need_phis'.
3704 (find_uses_to_rename_stmt): Do not scan virtual operands.
3705 (find_uses_to_rename): Only scan PHI nodes for
3707 (rewrite_into_loop_closed_ssa): Call update_ssa.
3708 (check_loop_closed_ssa_use): Ignore virtual operands.
3709 (check_loop_closed_ssa_stmt): Likewise.
3710 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3712 (rename_variables, set_phi_def_stmts): Remove.
3713 (tree_duplicate_loop_to_header_edge): Reformat comment.
3714 Remove variables BB, I and DEFINITIONS.
3715 Call need_ssa_update_p.
3717 (lv_adjust_loop_header_phi): Reformat comment.
3718 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3719 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3720 mark_for_rewrite, unmark_all_for_rewrite,
3721 marked_ssa_names): Remove. Update all users.
3722 (release_ssa_name): If VAR has been registered for SSA
3723 updating, do nothing.
3724 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3725 (build_assert_expr_for): Call register_new_name_mapping.
3726 (insert_range_assertions): Update call to update_ssa.
3727 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3728 marked_for_rewrite_p, any_marked_for_rewrite_p,
3729 marked_ssa_names): Remove.
3731 2005-04-22 Jeff Law <law@redhat.com>
3733 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3734 (restore_currdefs_to_original_value): Likewise.
3735 (register_definitions_for_stmt): Likewise.
3736 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3737 for each variable. Do not allocate/free block_defs_stack either.
3738 Do not iterate if we just thread jumps. Only iterate if the
3739 tree_cleanup_cfg does useful work (temporary).
3740 (dom_opt_initialize_block): No longer push a marker on
3742 (dom_opt_finalize_block): Removal call to restore currdefs.
3743 Relax restrictions for recording edge equivalences.
3744 (record_equivalences_from_phis): No longer need to track
3746 (optimize_stmt): Similarly.
3747 (thread_across_edge): Simplify by removing the requirement that
3748 statements in the block we are threading through must be nops.
3749 (initialize_hash_element): Handle GOTO_EXPR.
3751 2005-04-22 David S. Miller <davem@davemloft.net>
3753 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3755 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3756 fix check on CONST_DOUBLE mode. It should be VOIDmode
3757 when it is representing an integer.
3759 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3761 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3762 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3763 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3764 find_char_info_specifier_index,
3765 find_length_info_modifier_index): Likewise.
3766 * c-typeck.c (composite_type, pop_init_level): Likewise.
3767 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3768 * cse.c (cse_insn): Likewise
3769 * dominance.c (calc_dfs_tree): Likewise
3770 dwarf2out.c (loc_descriptor_from_tree_1,
3771 add_abstract_origin_attribute, force_decl_die,
3772 force_type_die): Likewise
3773 emit-rtl.c (operand_subword_force): Likewise
3774 explow.c (hard_function_value): Likewise
3775 expmed.c (store_bit_field, expand_divmod,
3776 emit_store_flag_force): Likewise
3777 expr.c (emit_move_multi_word, store_expr,
3778 expand_expr_real_1): Likewise
3779 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3780 output_operand): Likewise
3781 flow.c (recompute_reg_usage): Likewise
3782 * function.c (assign_stack_temp_for_type, assign_temp,
3783 handle_epilogue_set): Likewise
3784 * genextract.c (main): Likewise
3785 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3786 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3787 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3788 ready_remove, rm_line_notes, rm_other_notes,
3789 schedule_block): Likewise
3790 mips-tfile.c (copy_object, out_of_bounds): Likewise
3792 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3795 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3796 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3797 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3798 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3800 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3802 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3804 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3805 (gcc_tree_to_linear_expression): Convert to heap allocated
3807 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3808 lbv_to_gcc_expression, lle_to_gcc_expression,
3809 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3810 perfect_nestify): Likewise.
3811 lambda.h (gcc_loopnest_to_lambda_loopnest,
3812 lambda_loopnest_to_gcc_loopnest): Likewise.
3813 tree-loop-linear.c (linear_transform_loops): Likewise.
3815 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3817 * config/sparc/predicates.md (arith_double_operand): Use
3818 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3819 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3820 (DImode, DFmode constant splitters): Likewise. Remove code for
3821 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3822 (logical constant splitters): Use const_int_operand predicate.
3823 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3824 HOST_BITS_PER_WIDE_INT < 64.
3826 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3828 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3829 gcc_unreachable as appropriate.
3830 (force_mode, emit_move_sequence, singlemove_string,
3831 output_move_double, output_fp_move_double, find_addr_reg,
3832 output_block_move, output_block_clear, output_and,
3833 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3834 pa_adjust_cost, pa_issue_rate, print_operand,
3835 output_global_address, output_arg_descriptor, output_cbranch,
3836 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3837 output_call): Likewise.
3838 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3839 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3841 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3843 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3844 _gcov_pow2_profiler and _gcov_one_value_profiler.
3845 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3846 (GTFILES): Add $(srcdir)/tree-profile.c.
3847 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3848 __gcov_one_value_profiler): Declare.
3849 * gimplify.c (force_gimple_operand): Check whether the statements
3850 should be produced in ssa form.
3851 (force_gimple_operand_bsi): New function.
3852 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3853 __gcov_one_value_profiler): New functions.
3854 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3855 the profiled value is a power of two or not.
3856 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3857 * tree-flow.h (in_ssa_p): Declare.
3858 (force_gimple_operand_bsi): Declare.
3859 * tree-into-ssa.c (in_ssa_p): New variable.
3860 (rewrite_into_ssa): Set in_ssa_p.
3861 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3862 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3863 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3864 tree_one_value_profiler_fn): New variables.
3865 (tree_init_edge_profiler): Initialize the profiler function decls.
3866 (tree_gen_edge_profiler): Use global gcov_type_node.
3867 (prepare_instrumented_value): New function.
3868 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3869 tree_gen_one_value_profiler): Call the library functions instead of
3870 creating instrumentation code.
3871 * tree.c (build_fn_decl): New function.
3872 * tree.h (build_fn_decl): Declare.
3873 * value-prof.c (rtl_divmod_values_to_profile,
3874 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3875 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3876 Do not handle may_be_other and precise values of exponents at pow2
3878 (tree_mod_subtract_transform): Reflect that value field of
3879 histogram has changed meaning.
3880 (tree_divmod_values_to_profile): Record the values correctly.
3881 (tree_values_to_profile): Update comment.
3882 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3884 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3886 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3889 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3891 * config/i386/i386.md (length_immediate): Use gcc_assert or
3892 gcc_unreachable, as appropriate.
3893 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3894 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3895 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3896 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3897 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3898 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3899 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3900 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3901 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3902 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3903 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3904 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3905 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3906 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3907 *prefetch_sse_rex): Likewise.
3908 * config/i386/predicates.md (x86_64_immediate_operand,
3909 x86_64_zext_immediate_operand, symbolic_operand,
3910 no_seg_address_operand, aligned_operand,
3911 memory_displacement_operand): Likewise.
3912 * config/i386/sse.md (*mov<mode>_internal,
3913 *movv2df_internal): Likewise.
3915 2005-04-22 Jan Hubicka <jh@suse.cz>
3917 * Makefile.in (ipa.o, ipa-inline.o): New files.
3918 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3919 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3920 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3921 * cgraphunit.c (cgraph_default_inline_p,
3922 cgraph_decide_inlining_incrementally, ncalls_inlined,
3923 nfunctions_inlined, initial_insns, overall_insns,
3924 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3925 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3926 cgraph_mark_inline, cgraph_check_inline_limits,
3927 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3928 update_callee_keys, lookup_recursive_calls,
3929 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3930 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3931 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3932 pass_ipa_inline): Move to ipa-inline.c
3933 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3935 * ipa-inline.c: New file.
3937 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3939 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3940 is turned off by default on Solaris.
3942 2005-04-21 Roger Sayle <roger@eyesopen.com>
3944 * c-common.h (objc_build_method_signature): Update prototype.
3945 * stub-objc.c (objc_build_method_signature): Update the stub
3946 implementation to accept and ignore additional parameter.
3947 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3948 the value of ellipsis to objc_build_method_signature instead
3949 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3951 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3953 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3954 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3955 gen_rtx_* not gen_rtx_fmt_*.
3956 (rs6000_emit_vector_select): Likewise.
3957 (rs6000_emit_sync): New.
3958 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3959 (larx, stcx, cmp): New mode substitutions.
3960 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3961 UNSPEC_ISYNC): New constants.
3962 (rlwinm): Give name.
3963 (memory_barrier, isync, lwsync): New insns.
3964 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3965 (sync_lock_release<mode>): New expander.
3966 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3967 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3968 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3969 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3970 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3971 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3972 (sync_add<mode>_internal, sync_addshort_internal,
3973 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3974 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3975 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3977 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3978 is the memory before, not after, the operation. Clarify
3979 barrier requirements.
3981 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3983 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3984 * lambda.h (lambda_vector_min_nz): Likewise.
3985 * langhooks.h (struct lang_hooks_for_types,
3986 struct lang_hooks): Likewise.
3987 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3990 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3992 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3993 comments to avoid 'abort'. Use gcc_assert as necessary.
3994 * opts.c (common_handle_option): Likewise.
3995 * pretty-print.c (pp_base_format_text): Likewise.
3996 * print-rtl.c (print_rtx): Likewise.
3997 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3998 * regmove.c (try_auto_increment): Likewise.
3999 * reload.c (find_valid_class, find_reloads_toplev,
4000 find_equiv_reg): Likewise.
4001 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
4002 merge_assigned_reloads): Likewise.
4003 * tree-inline.c (inline_forbidden_p_1,
4004 estimate_num_insns_1): Likewise.
4005 * tree-optimize.c (execute_todo): Likewise.
4006 * tree-outof-ssa.c (eliminate_phi): Likewise.
4007 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
4008 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
4009 * tree-ssa-operands.c (parse_ssa_operands,
4010 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
4011 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
4012 * tree-ssanames.c (release_ssa_name): Likewise.
4013 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
4014 walk_tree): Likewise.
4016 * tree-ssa-operands.c (verify_abort): Fold into ..
4017 (verify_imm_links): ... here.
4019 2005-04-21 Richard Henderson <rth@redhat.com>
4021 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
4022 on non-memory operand for previous inversion.
4024 2005-04-21 Devang Patel <dpatel@apple.com>
4026 PR optimization/20994
4027 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
4028 x = !(a == b) : p , q;.
4029 (pass_if_conversion): Verify stmts and flow.
4031 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4033 * optabs.c (gen_conditional_trap): Restore #define.
4035 * alias.c (true_dependence): Remove 'abort' from comments. Use
4036 gcc_assert and gcc_unreachable as appropriate.
4037 (canon_true_dependence): Likewise.
4038 * bb-reorder.c (connect_traces): Likewise.
4039 * c-common.c (c_add_case_label): Likewise.
4040 * c-decl.c (finish_function): Likewise.
4041 * caller-save.c (insert_restore, insert_save): Likewise.
4042 * cfg.c (update_bb_profile_for_threading): Likewise.
4043 * cfganal.c (flow_active_insn_p): Likewise.
4044 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4045 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
4046 cfg_layout_merge_blocks): Likewise.
4047 * ifcvt.c (cond_exec_process_insns, merge_if_block,
4048 find_if_block): Likewise.
4049 * integrate.c (allocate_initial_values): Likewise.
4050 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
4051 swap_condition, unsigned_condition, signed_condition,
4052 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
4053 reg_or_subregno): Likewise.
4054 * lambda-code.c (lambda_compute_auxillary_space,
4055 lambda_transform_legal_p): Likewise.
4056 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
4057 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
4058 lhd_incomplete_type_error, lhd_expand_expr,
4059 lhd_types_compatible_p, lhd_tree_size): Likewise.
4060 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
4061 * local-alloc.c (update_equiv_regs): Likewise.
4062 * loop-unroll.c (peel_loop_completely
4063 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
4064 peel_loop_simple, unroll_loop_stupid,
4065 analyze_iv_to_split_insn): Likewise.
4066 * loop.c (gen_prefetch, find_and_verify_loops,
4067 basic_induction_var): Likewise.
4068 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
4069 * value-prof.c (tree_find_values_to_profile): Likewise.
4070 * varasm.c (named_section, default_assemble_integer,
4071 decode_addr_const): Likewise.
4073 2005-04-21 Alan Modra <amodra@bigpond.net.au>
4074 Fariborz Jahanian <fjahanian@apple.com>
4076 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
4077 portion of argument passed in fpr.
4078 * expr.c (emit_push_insn): Fix computation of 'offset' used to
4079 decide on partial argument save on stack.
4081 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4083 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
4086 2005-04-21 Jan Hubicka <jh@suse.cz>
4088 * cgraphunit.c: Include tree-pass.h
4089 (cgraph_decide_recursive_inlining,
4090 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
4091 cgraph_decide_inlining): Dump goes to dump_file.
4092 (cgraph_optimize): Call ipa passes instead of inliner.
4093 (cgraph_gate_inlining, pass_ipa_inline): New.
4094 * tree-optimize.c (all_ipa_passes): New static variable.
4095 (register_one_dump_file): Dead with IPA passes.
4096 (register_dump_files): Likewise.
4097 (init_tree_optimization_passes): Initialize IPA passes.
4098 (execute_todo): Do cgraph dump when asked to, do not dump function body
4100 * tree-pass.h (TODO_dump_cgraph): New macro.
4101 (ipa_passes): Declare.
4102 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
4104 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4106 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
4107 gcc_assert instead of abort.
4108 (classify_argument, examine_argument, construct_container,
4109 contains_128bit_aligned_vector_p, ix86_check_movabs,
4110 standard_80387_constant_opcode, standard_80387_constant_rtx,
4111 ix86_initial_elimination_offset, ix86_compute_frame_layout,
4112 pro_epilogue_adjust_stack, ix86_expand_epilogue,
4113 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
4114 legitimize_tls_address, output_pic_addr_const,
4115 i386_output_dwarf_dtprel, put_condition_code, print_reg,
4116 get_some_local_dynamic_name, print_operand, print_operand_address,
4117 output_387_binary_op, emit_i387_cw_initialization,
4118 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
4119 ix86_expand_clear, ix86_expand_binary_operator,
4120 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
4121 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
4122 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
4123 ix86_expand_branch, ix86_expand_setcc,
4124 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
4125 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
4126 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
4127 memory_address_length, ix86_attr_length_immediate_default,
4128 ix86_attr_length_address_default, ix86_agi_dependant,
4129 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
4130 ix86_expand_binop_builtin, ix86_force_to_memory,
4131 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
4132 x86_emit_floatuns): Likewise.
4133 * config/i386/netware.c (gen_regparm_prefix,
4134 i386_nlm_strip_name_encoding): Likewise.
4135 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
4137 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4139 * optabs.c (gen_condiational_trap): Remove #define.
4140 (add_equal_note): Assertify. Remove explicit indirection from
4141 call via function pointer.
4142 (expand_ternary_op, expand_simple_binop, expand_binop,
4143 expand_twoval_unop, expand_twoval_binop,
4144 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
4145 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
4146 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
4147 prepare_float_lib_cmp, emit_conditional_move,
4148 emit_conditional_add, gen_add2_insn, gen_add3_insn,
4149 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
4150 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
4151 vector_compare_rtx, expand_vec_cond_expr): Likewise.
4153 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4155 * vec.h: Update API to separate allocation mechanism from type.
4156 (VEC_safe_grow): New.
4157 * vec.c (calculate_allocation): New.
4158 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
4159 (vec_gc_free, vec_heap_free): Remove.
4160 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
4162 (mangle_macro_name): New.
4163 (struct macro_def): New.
4164 (struct macro): Add multiple argument values.
4165 (macro_expans_end): New.
4166 (push_macro_expansion): Chain on new macro. Process multiple
4167 args, create follow on expansion. Return follow on argument.
4168 (macro_input): Deal with multiple arguments.
4170 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
4171 (struct tree_binfo): Adjust.
4172 * basic-block.h: Define VEC(edge,gc).
4173 (struct edge_def): Adjust.
4174 (struct basic_block_def, struct edge_iterator): Likewise.
4175 (ei_container, ei_start_1, ei_last_1): Likewise.
4176 * cfg.c (connect_src, connect_dest): Likewise.
4177 * cfgrtl.c (force_nonfallthru_and_redirect)
4178 * dbxout.c (dbxout_type)
4179 * dwarf2out.c (gen_member_die)
4180 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
4181 (gcc_tree_to_linear_expression): Adjust.
4182 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4183 lbv_to_gcc_expression, lle_to_gcc_expression,
4184 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4185 perfect_nestify): Likewise.
4186 * lambda.h (gcc_loopnest_to_lambda_loopnest,
4187 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
4188 * profile.c (instrument_values): Adjust.
4189 * tree-cfg.c (modified_noreturn_calls): Adjust.
4190 (remove_fallthru_edge): Likewise.
4191 * tree-dump.c (dequeue_and_dump): Adjust.
4192 * tree-flow-inline.h (mark_stmt_modified): Adjust.
4193 * tree-flow.h (modified_noreturn_calls): Adjust.
4194 (tree_on_heap): Remove. (yay!)
4195 (register_new_def): Adjust.
4196 * tree-into-ssa.c: Define VEC(int,heap).
4197 (block_defs_stack): Adjust.
4198 (find_idf, insert_phi_nodes, register_new_def,
4199 rewrite_initialize_block, rewrite_finalize_block,
4200 register_new_update_single, rewrite_update_init_block,
4201 rewrite_update_fini_block, rewrite_blocks,
4202 ssa_rewrite_finalize_block, ssa_register_new_def,
4203 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
4204 * tree-loop-linear.c (linear_transform_loops): Adjust.
4205 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
4206 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
4207 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
4208 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
4209 vrp_variables_stack): Adjust declarations.
4210 (tree_ssa_dominator_optimize): Adjust.
4211 (dom_opt_initialize_block, remove_local_expressions_from_table,
4212 restore_nonzero_vars_to_original_value,
4213 restore_vars_to_original_value,
4214 restore_currdefs_to_original_value, dom_opt_finalize_block,
4215 record_var_is_nonzero, record_cond, record_const_or_copy_1,
4216 optimize_stmt, update_rhs_and_lookup_avail_expr,
4217 lookup_avail_expr, record_range): Likewise.
4218 * tree-ssa-pre.c: Define VEC(basic_block,heap).
4219 (compute_antic_aux): Adjust.
4220 (inserted_exprs, create_expression_by_pieces,
4221 insert_into_preds_of_block, eliminate, mark_operand_necessary,
4222 remove_dead_inserted_code, fini_pre): Likewise.
4223 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
4224 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
4225 ssa_prop_init): Likewise.
4226 * tree-ssa.c: Define VEC(bitmap,heap).
4227 (verify_name_tags): Adjust.
4228 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
4229 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
4230 tree_divmod_values_to_profile, tree_find_values_to_profile,
4231 value_profile_transformations): Likewise.
4232 * value-prof.h: Define VEC(histogram_value,heap).
4233 * varasm.c: Remove alias_pair pointer typedef, define
4235 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
4237 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
4238 not a pointer to it. Create an object vector.
4239 (extern_symbols): Turn into an object vector.
4240 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
4242 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
4245 * Makefile.in (tree-chrec.o): Depend on params.h.
4246 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
4248 * tree-chrec.c: Depend on params.h. Replace build with buildN,
4249 and fold build with fold_buildN.
4250 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
4251 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4252 (tree_contains_chrecs): Compute an estimation of the size of the
4254 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
4255 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
4256 * tree-scalar-evolution.c (simple_iv): Ditto.
4257 * doc/invoke.texi (scev-max-expr-size): Documented.
4259 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
4261 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
4262 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
4263 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
4264 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
4265 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
4266 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
4267 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
4268 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
4269 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
4270 (darwin_fix_and_continue_switch): Delete.
4271 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
4272 (SUBTARGET_SWITCHES): Delete.
4273 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
4274 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
4275 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
4276 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
4277 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
4278 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
4279 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
4280 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
4281 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
4282 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
4283 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
4284 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
4285 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
4286 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
4287 (TARGET_64BIT): Undef before redefining.
4288 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
4289 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
4290 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
4291 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
4292 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
4293 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
4294 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
4295 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4296 (ix86_debug_arg_string, ix86_debug_addr_string)
4297 (ix86_align_loops_string, ix86_align_jumps_string)
4298 (ix86_align_funcs_string): Delete.
4299 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
4300 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
4301 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
4302 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
4303 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
4304 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
4305 (SUBTARGET_SWITCHES): Delete.
4306 * config/i386/i386.c (ix86_debug_arg_string): Delete.
4307 (ix86_debug_addr_string): Delete.
4308 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
4309 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
4310 (ix86_align_loops_string, ix86_align_jumps_string)
4311 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
4312 (ix86_align_funcs_string): Make static.
4313 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4314 (ix86_handle_option): New function.
4315 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
4316 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
4317 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
4318 of darwin_fix_and_continue_switch.
4319 (darwin_one_byte_bool): Delete.
4320 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4321 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
4322 to darwin_one_byte_bool.
4323 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
4324 * config/i386/djgpp.opt, config/i386/i386.opt,
4325 * config/i386/sco5.opt: New files.
4327 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4329 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
4330 fp_zero_operand, fp_register_operand, intreg_operand,
4331 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
4332 call_operand, call_operand_address, tgd_symbolic_operand,
4333 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
4334 symbolic_operand, symbolic_memory_operand, label_ref_operand,
4335 sp64_medium_pic_operand, data_segment_operand,
4336 text_segment_operand, splittable_symbolic_memory_operand,
4337 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
4338 eq_or_neq, normal_comp_operator, noov_compare_op,
4339 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
4340 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
4341 const64_operand, const64_high_operand, arith11_operand,
4342 arith10_operand, arith_double_operand, arith_double_4096_operand,
4343 arith_double_add_operand, arith11_double_operand,
4344 arith10_double_operand, small_int, small_int_or_double,
4345 uns_small_int, uns_arith_operand, clobbered_register,
4346 input_operand, compare_operand): Delete.
4347 (sparc_emit_set_const32): Use predicates in assertion. Remove special
4348 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
4349 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
4350 (GEN_HIGHINT64, GEN_INT64): Delete.
4351 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
4352 gen_safe_XOR64): Adjust for above deletion.
4353 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
4354 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
4355 (legitimate_constant_p): Use const_zero_operand instead.
4356 (sparc_extra_constraint_check): Likewise.
4357 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
4358 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
4359 (PREDICATE_CODES): Delete.
4360 * config/sparc/sparc.md: Include predicates.md.
4361 (All patterns): Adjust for new predicate names.
4362 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
4363 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
4364 (movdi): Use general_operand predicate.
4365 (movdi_sp64_dbl): Delete.
4366 (movdi_const64_special): Add 'N' constraint.
4367 (movdicc): Use arith10_operand predicate.
4368 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
4369 (movdi_cc_reg_sp64): Use arith10_operand predicate.
4370 (movdi_cc_reg_sp64_trunc): Delete.
4371 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
4372 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
4373 (subdi3_sp32): Delete.
4374 (subdi3_insn_sp32): Change to define_insn_and_split.
4375 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
4376 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
4377 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
4378 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
4379 small_int_operand predicate.
4380 (divdi3, udivdi3): Use arith_operand predicate.
4381 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
4382 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
4383 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
4384 (xordi3_sp64_dbl): Delete.
4385 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
4386 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
4387 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4388 cmp_ccx_set_not): Use arith_operand predicate.
4389 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4390 * config/sparc/predicates.md: New file.
4392 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4394 PR tree-optimization/14846
4395 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4397 (fold_single_bit_test): ... here.
4398 (fold_binary): Call fold_single_bit_test_into_sign_test
4399 instead of fold_single_bit_test.
4401 2005-04-20 James E Wilson <wilson@specifixinc.com>
4404 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4405 is another declaration.
4407 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4409 * config/cris/predicates.md: New file.
4410 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4411 (cris_movem_load_rest_p): Declare.
4412 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4413 (cris_movem_load_rest_p): Ditto. Globalize.
4414 (cris_bdap_operand, cris_bdap_biap_operand,
4415 cris_orthogonal_operator, cris_commutative_orth_op,
4416 cris_operand_extend_operator,
4417 cris_additive_operand_extend_operator, cris_extend_operator,
4418 cris_plus_or_bound_operator, cris_mem_op,
4419 cris_general_operand_or_symbol,
4420 cris_general_operand_or_gotless_symbol,
4421 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4422 cris_load_multiple_op): Remove predicate functions.
4423 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4424 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4425 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4426 * config/cris/cris.md: Include predicates.md.
4427 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4429 2005-04-20 Ian Lance Taylor <ian@airs.com>
4431 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4432 * c-common.h (STMT_EXPR_STMT): Don't define.
4433 (STMT_EXPR_NO_SCOPE): Don't define.
4434 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4435 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4436 (pp_c_expression): Likewise.
4438 2005-04-20 Richard Henderson <rth@redhat.com>
4441 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4443 2005-04-20 Jeff Law <law@redhat.com>
4445 * reload1.c (reload): Ignore equivalences between pseudos and
4448 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4451 * c-tree.h (struct c_label_list): Update comment.
4452 (struct c_label_context): Rename to struct c_label_context_se.
4453 (label_context_stack): Rename to label_context_stack_se.
4454 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4455 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4456 c_end_vm_scope): New.
4457 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4458 * c-decl.c (pop_scope): Call c_end_vm_scope.
4459 (pushdecl): Call c_begin_vm_scope for variably modified
4461 (define_label): Check for jumping into scope of identifier with
4462 variably modified type. Push label on stack for those defined at
4463 current context of identifiers with variably modified type.
4464 (start_function): Create stack level for context of identifiers
4465 with variably modified type.
4466 (finish_function): Pop stack level for context of identifiers with
4467 variably modified type.
4468 * c-typeck.c (label_context_stack): Rename to
4469 label_context_stack_se.
4470 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4471 (c_finish_goto_label): Check for jumping into scope of identifier
4472 with variably modified type. Push label on stack for those jumped
4473 to from current context of identifiers with variably modified
4475 (struct c_switch): Add blocked_vm.
4476 (c_start_case): Initialize blocked_vm.
4477 (do_case): Check blocked_vm.
4478 (c_finish_case): Add comment.
4479 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4480 variable label_context_stack.
4482 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4484 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4485 conditional_replacement, value_replacement, abs_replacement,
4487 (replace_phi_edge_with_variable): Remove argument BB.
4488 (conditional_replacement, value_replacement,
4489 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4490 Update a call to replace_phi_edge_with_variable.
4492 * tree-ssa-phiopt.c: Fix comments.
4494 2005-04-20 Michael Matz <matz@suse.de>
4497 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4500 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4502 * tree-ssa-phiopt.c: Fix comment typos.
4504 PR tree-optimization/21116
4505 * tree-ssa-phiopt.c: Fix a typo.
4507 2005-04-19 Richard Henderson <rth@redhat.com>
4509 * builtins.c (expand_builtin_sync_operation): Revert last change.
4510 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4512 (expand_compare_and_swap_loop): Likewise.
4513 (expand_sync_operation): Remove fallback from NAND to AND; invert
4514 memory operand when expanding from cmpxchg.
4515 (expand_sync_fetch_operation): Likewise.
4516 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4519 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4520 when implementing NAND. Fix double-add for AFTER.
4521 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4522 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4523 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4525 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4528 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4529 to return old memory value.
4530 (sync_compare_and_swap_cc<IMODE>): Likewise.
4532 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4533 return pre-reload. Don't consider output or anti dependencies.
4534 * config/ia64/sync.md (IMODE): New.
4535 (modesuffix): Add QI and HI.
4536 (memory_barrier): Simplify expansion.
4537 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4538 (cmpxchg_acq_<IMODE>): Likewise.
4539 (sync_lock_test_and_set<IMODE>): Likewise.
4540 (sync_lock_release<IMODE>): Likewise.
4542 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4544 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4547 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4549 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4551 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4552 Joseph S. Myers <joseph@codesourcery.com>
4554 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4555 * c-typeck.c (build_c_cast): Check these options.
4556 * doc/invoke.texi: Document these options.
4558 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4560 * tree-ssa-phiopt.c: Update a comment about the pass.
4562 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4564 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4565 config/mcore/mcore.c: Fix comment typos.
4567 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4569 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4570 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4572 2005-04-19 Paul Brook <paul@codesourcery.com>
4574 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4576 2005-04-19 Andrew Haley <aph@redhat.com>
4579 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4580 looking at a field's bitpos.
4582 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4584 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4585 libiberty functions.
4587 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4589 PR tree-optimization/21096
4590 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4592 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4595 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4596 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4598 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4600 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4601 refers to the function being dumped.
4603 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4605 * varasm.c (assemble_start_function): Remove reset of in_section.
4607 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4609 PR tree-optimization/21085
4610 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4613 2005-04-19 Ben Elliston <bje@au.ibm.com>
4615 * doc/invoke.texi (Optimize Options): Refer to the correct
4616 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4618 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4620 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4621 alloca argument to be big enough.
4623 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4626 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4629 2005-04-18 Tom Tromey <tromey@redhat.com>
4631 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4634 2005-04-18 Richard Henderson <rth@redhat.com>
4636 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4637 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4638 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4639 * config/alpha/alpha-protos.h: Update.
4640 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4641 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4642 (attr type): Add ld_l, st_c, mb.
4643 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4644 iornotsi3, xorsi_internal, xornotsi3): New.
4645 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4646 (ev4_ist_c, ev4_mb): New.
4647 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4649 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4650 (ev6_ist): Add st_c.
4652 * config/alpha/sync.md: New file.
4654 2005-04-18 Richard Henderson <rth@redhat.com>
4656 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4659 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4661 2005-04-18 Devang Patel <dpatel@apple.com>
4663 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4665 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4667 PR tree-optimization/20922
4668 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4669 Fold X + c >= X and fold X - c <= X to true.
4671 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4673 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4675 (emergency_labeled_state_free): Likewise.
4677 2005-04-18 Nick Clifton <nickc@redhat.com>
4679 * config/h8300/h8300.md (jump): Remove prescan parameter from
4680 calls to final_scan_insn.
4682 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4683 parameter from calls to final_scan_insn.
4685 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4687 (v850e, v850e1): Use the v850.opt file for target specific
4690 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4692 PR tree-optimization/21001
4693 * tree-optimize.c (init_tree_optimization_passes): Move the
4694 first pass_forwprop immediately before pass_vrp.
4696 2005-04-17 Ian Lance Taylor <ian@airs.com>
4698 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4699 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4700 from enum tree_code op to bool is_sizeof.
4701 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4702 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4703 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4705 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4707 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4710 2005-04-17 Ian Lance Taylor <ian@airs.com>
4712 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4714 2005-04-17 Richard Henderson <rth@redhat.com>
4716 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4718 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4719 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4720 of indirection through ssa names while looking for the gpr counter
4722 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4723 saved va_list_gpr_size and va_list_fpr_size.
4725 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4727 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4728 both pointers or both integers.
4730 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4731 ASSERT_EXPRs for single-use variable.
4733 * tree-into-ssa.c: Fix a comment typo.
4735 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4737 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4738 -mipsN before forcing a default of -mips2.
4740 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4742 * predict.h (IS_TAKEN): Remove.
4743 * rtl.h (NOTE_PREDICTION): Likewise.
4745 * modulo-sched.c (CFG_HOOKS): Remove.
4747 * c-parser.c (N_C_TTYPES): Remove.
4749 * tree-flow-inline.h (get_stmt_operands): Remove.
4750 * lambda-code.c, tree-ssa-loop-unswitch.c,
4751 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4752 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4753 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4754 calls to get_stmt_operands.
4755 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4757 2005-04-17 Richard Henderson <rth@redhat.com>
4760 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4761 of CUMULATIVE_ARGS past the last named argument.
4762 (alpha_va_start): Expect pretend_args_size only if strictly less than
4765 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4768 * builtins.c (expand_builtin_strcat): Convert the result of
4769 strlen to the right type.
4770 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4771 avoid creating type mismatches.
4772 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4775 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4777 2005-04-16 Richard Henderson <rth@redhat.com>
4780 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4781 Use the mode of boolean_type_node when the user doesn't provide one.
4782 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4784 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4787 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4790 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4793 2005-04-16 Roger Sayle <roger@eyesopen.com>
4794 Steven Bosscher <stevenb@suse.de>
4796 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4797 (fold_unary_to_constant): Likewise.
4799 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4801 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4804 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4806 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4807 names related to target triplets.
4808 Remove i?86-*-esix from platform directory.
4809 Remove powerpc-*-eabiaix from platform directory.
4811 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4814 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4815 falling through from SUBREG case to REG.
4817 2005-04-15 Roger Sayle <roger@eyesopen.com>
4819 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4820 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4821 (fold_binary_to_constant): Simplify using fold_binary.
4822 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4824 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4826 * gthr-posix.c (pthread_cancel): Define.
4827 (pthread_mutexattr_init): Likewise.
4828 (pthread_mutexattr_settype): Likewise.
4829 (pthread_mutexattr_destroy): Likewise.
4831 2005-04-15 David S. Miller <davem@davemloft.net>
4834 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4836 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4838 PR tree-optimization/21031
4839 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4840 (forward_propagate_into_cond_1): Call it. Forward propagate
4841 integer-integer casts into COND_EXPRs.
4843 2005-04-15 Dave Korn <dave.korn@artimi.com>
4845 * gcc.c (default_compilers): Clarify obscure error message when
4846 reading from standard input.
4848 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4850 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4851 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4853 * tree-ssa-alias.c (init_alias_info): Remove a call to
4856 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4858 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4859 of non-virtual PHI nodes like we use to.
4861 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4863 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4864 (attr_copy_rtx): Do not use it.
4866 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4868 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4870 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4872 * tree-vect-transform.c (vectorizable_store): Mark necessary
4873 objects in the vectorized store needing renaming. Update the
4874 SSA graph for V_MAY_DEF operands in the original store.
4876 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4878 * tree-ssa-pre.c (compute_avail): It's okay to have
4879 TREE_INVARIANT's here, and value number the resulting expressions.
4880 (create_expression_by_pieces): Make sure operands that were
4881 min_invariant when we started, stay that way.
4883 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4885 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4887 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4889 PR tree-optimization/20936.
4890 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4892 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4894 * doc/invoke.texi: Fix typos.
4895 * doc/md.texi: Likewise.
4896 * doc/rtl.texi: Likewise.
4897 * doc/sourcebuild.texi: Likewise.
4898 * doc/tm.texi: Likewise.
4900 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4902 PR tree-optimization/21004
4903 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4904 and floorl in c99 mode only.
4905 * builtins.c (expand_builtin_int_roundingfn): Assert that
4906 fallback_fndecl is not NULL_TREE.
4908 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4910 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4911 * basic-block.h: Update the prototype for
4912 purge_all_dead_edges.
4913 * cfgexpand.c (tree_expand_cfg): Update a call to
4914 purge_all_dead_edges.
4915 * combine.c (combine_instructions): Likewise.
4916 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4917 rest_of_handle_cse2, rest_of_handle_gcse,
4918 rest_of_handle_postreload): likewise.
4920 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4923 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4924 e.g. cv-qualification conversions.
4926 2005-04-14 Mike Stump <mrs@apple.com>
4928 * config/darwin-c.c (framework_construct_pathname): We must
4929 find all headers of a framework in the first instance of it
4930 found in the seach path.
4932 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4934 PR tree-optimization/21021
4935 * tree-vrp.c (compare_values): Work around a bug in the front
4936 end that produces a comparison of mismatched types.
4938 2004-04-14 Richard Henderson <rth@redhat.com>
4940 * config/ia64/ia64.h (enum fetchop_code): Remove.
4941 (enum ia64_builtins): Move ...
4942 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4943 members except BSP and FLUSHRS.
4944 (ia64_init_builtins): Remove __sync builtins.
4945 (ia64_expand_builtin): Likewise.
4946 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4947 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4948 (ia64_expand_lock_release): Remove.
4949 * config/ia64/ia64.md (mf): Move to sync.md.
4950 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4951 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4952 * config/ia64/sync.md: New file.
4953 (memory_barrier): Rename from mf.
4954 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4955 (cmpxchg_acq_<I48MODE>): Likewise.
4956 (sync_lock_test_and_set<I48MODE>): Likewise.
4958 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4959 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4961 2004-04-14 Richard Henderson <rth@redhat.com>
4963 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4964 (ix86_compare_emitted): New.
4965 (ix86_expand_compare): Use ix86_compare_emitted if set.
4966 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4967 and ix86_compare_op0 are set.
4968 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4969 (TARGET_CMPXCHG, TARGET_XADD): New.
4970 (ix86_compare_emitted): Declare.
4971 * config/i386/i386.md: Include sync.md
4972 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4973 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4974 * config/i386/sync.md: New file.
4976 2004-04-14 Richard Henderson <rth@redhat.com>
4979 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4980 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4981 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4982 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4983 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4984 BT_FN_I8_VPTR_I8_I8): New.
4985 * builtins.def (DEF_SYNC_BUILTIN): New.
4986 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4987 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4988 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4989 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4990 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4991 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4992 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4993 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4994 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4995 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4996 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4997 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4998 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4999 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
5000 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
5001 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
5002 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
5003 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
5004 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
5005 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
5006 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
5007 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
5008 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
5009 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
5010 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
5011 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
5012 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
5013 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
5014 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
5015 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
5016 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
5017 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
5018 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
5019 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
5020 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
5021 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
5022 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
5023 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
5024 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
5025 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
5026 BUILT_IN_SYNCHRONIZE: New.
5027 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
5028 as a function. Accept __sync_ as a prefix as well.
5029 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
5030 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
5031 expand_builtin_lock_release): New.
5032 (expand_builtin): Call them.
5033 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
5034 neither BOTH_P nor FALLBACK_P are defined.
5035 (builtin_type_for_size): New.
5036 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
5037 (resolve_overloaded_builtin): New.
5038 * c-common.h (resolve_overloaded_builtin): Declare.
5039 (builtin_type_for_size): Declare.
5040 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
5041 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
5042 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
5043 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
5044 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
5045 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
5046 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
5047 sync_compare_and_swap_cc, sync_lock_test_and_set,
5048 sync_lock_release): New.
5049 * optabs.h: Declare them.
5050 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
5051 expand_sync_operation, expand_sync_fetch_operation,
5052 expand_sync_lock_test_and_set): Declare.
5053 * genopinit.c (optabs): Add sync optabs.
5054 * optabs.c (init_optabs): Initialize sync optabs.
5055 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
5056 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
5057 expand_sync_operation, expand_sync_fetch_operation,
5058 expand_sync_lock_test_and_set): New.
5059 * doc/extend.texi (Atomic Builtins): New section
5060 * doc/md.texi (Standard Names): Add sync patterns.
5062 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
5064 * tree-eh.c (lower_try_finally_copy): Generate new code in
5065 response to goto_queue entries as if the queue was sorted by
5066 index, not pointers.
5067 (lower_try_finally_switch): Likewise.
5069 2005-04-14 Richard Henderson <rth@redhat.com>
5071 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
5072 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
5074 (ix86_expand_fp_movcc): Update to match.
5075 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
5076 * config/i386/i386-protos.h: Update.
5077 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
5078 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
5080 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
5082 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
5085 2005-04-14 Julian Brown <julian@codesourcery.com>
5087 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
5088 link failures on ppc64 Linux.
5090 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
5092 * config.gcc: Set cpu_type for s390.
5094 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5096 Fix PR tree-optimization/20963
5097 * tree-ssa-pre.c (compute_avail): Remove special case for
5099 (create_expression_by_pieces): Add value numbers for forced out
5102 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
5104 * config/cris/cris.md: Replace references to (reg:SI 16) with
5105 (reg:SI CRIS_SRP_REGNUM).
5107 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5109 PR tree-optimization/20657
5110 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
5111 create an appropriate range from it.
5113 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5115 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
5116 <UNSPEC_FIST_CEIL> case.
5118 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
5119 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
5120 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
5121 to implement lfloor and llfloor built-ins as x87 intrinsic function.
5122 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
5123 (lfloor<mode>2): New expanders.
5124 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
5125 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
5126 to implement lceil and llceil built-ins as x87 intrinsic function.
5127 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
5128 (lceil<mode>2): New expanders.
5130 2005-04-14 Uros Bizjak <uros@kss-loka.si>
5132 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
5133 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
5135 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
5138 * config/s390/s390-modes.def: Define TFmode.
5140 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
5142 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
5143 (JUMP_TABLES_IN_TEXT_SECTION): Define.
5144 * config/mips/mips.c (mips16_insn_length): Remove reference to
5145 JUMP_TABLES_IN_TEXT_SECTION.
5147 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
5149 * simplify-rtx.c (simplify_binary_operation_1): Return
5150 scalar or vector of constant 0, depending on the xor's
5153 2005-04-13 Dale Johannesen <dalej@apple.com>
5155 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
5156 (objc-act.o): Ditto.
5157 * objc/objc-act.c (objc_gimplify_expr): New.
5158 (objc_get_callee_fndecl): New.
5159 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
5160 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
5161 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
5163 2005-04-13 Devang Patel <dpatel@apple.com>
5165 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
5168 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
5170 CRIS prologue as RTL.
5171 * config/cris/cris-protos.h (cris_emit_movem_store)
5172 (cris_expand_prologue): Prototype.
5173 * config/cris/cris.c (struct machine_function): New member
5175 (cfa_label_num, cris_target_asm_function_prologue): Remove.
5176 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
5177 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
5178 (cris_load_multiple_op, cris_return_address_on_stack)
5179 (cris_return_address_on_stack_for_return): ISO-Cify.
5180 (cris_store_multiple_op): New predicate function.
5181 (cris_expand_prologue, cris_emit_movem_store): New functions.
5182 (cris_print_operand) <case 'O'>: Handle modifications other than
5184 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
5185 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
5186 (cris_gen_movem_load): Rearrange slightly to make local variable
5187 src a parameter, removing osrc.
5188 (cris_setup_incoming_varargs): Set machine_function member
5189 stdarg_regs to correspond to the number of registers that need to
5191 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
5193 (PREDICATE_CODES): Add cris_store_multiple_op. Make
5194 cris_general_operand_or_gotless_symbol accept UNSPEC.
5195 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
5196 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
5197 ("*cris_store_multiple"): New pattern. Tweak common comment above
5198 this and "*cris_load_multiple".
5199 ("prologue"): New define_expand.
5201 * config/cris/cris.md ("epilogue"): Conditionalize on
5202 TARGET_PROLOGUE_EPILOGUE.
5204 2005-04-13 Steve Ellcey <sje@cup.hp.com>
5207 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
5208 fpsr 0 instead of fpsr 1.
5209 (divsf3_internal_thr): Ditto.
5210 (divdf3_internal_lat): Ditto.
5211 (divdf3_internal_thr): Ditto.
5212 (divxf3_internal_lat): Ditto.
5213 (divxf3_internal_thr): Ditto.
5215 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5217 PR tree-optimization/20913
5218 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
5220 PR tree-optimization/20702
5221 * tree-vrp.c (maybe_add_assert_expr): Recurse into
5222 dominator children that haven't been walked into.
5224 2005-04-13 Julian Brown <julian@codesourcery.com>
5226 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
5227 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
5230 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5232 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
5233 config/i386/sse.md: Fix comment typos.
5235 * genattrtab.c (NULL_ATTR): Remove.
5236 * ifcvt.c (NULL_EDGE): Likewise.
5238 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
5240 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
5241 NOTE_PREDICT): Remove.
5243 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5245 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
5246 * configure: Regenerate.
5247 * config.in: Likewise.
5248 * system.h: Declare vsnprintf if not already declared.
5250 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5252 * optc-gen.awk: Handle stand-alone Mask records.
5253 * opth-gen.awk: Likewise.
5254 * doc/options.texi (Option file format): Document them.
5255 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
5256 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
5257 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
5258 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
5259 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
5260 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
5261 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
5262 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
5263 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
5264 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
5265 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
5266 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
5267 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
5268 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
5269 TARGET_LONG_DOUBLE_128): Likewise.
5270 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
5271 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
5272 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
5273 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
5274 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
5275 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
5276 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
5277 * config/sparc/sparc.c (fpu_option_set): New global.
5278 (sparc_handle_option): New function.
5279 (sparc_override_options): Test fpu_option_set.
5280 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
5281 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
5282 * config/sparc/sparc.opt: New file.
5283 * config/sparc/little-endian.opt: Likewise.
5284 * config/sparc/long-double-switch.opt: Likewise.
5286 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
5288 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
5289 (bfin_handle_options): Set it if -mshared-library-id= is seen.
5290 * config/bfin/bfin.opt (mshared-library-id=): Lose
5291 Var(bfin_lib_id_given).
5293 2005-04-13 Matt Thomas <matt@3am-software.com>
5295 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
5298 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
5300 * rtl.h (CLEAR_RTX_FLAGS): Remove.
5302 * cgraphunit.c (INSNS_PER_CALL): Remove.
5304 * tree-ssa-forwprop.c (vars,
5305 record_single_argument_cond_exprs,
5306 substitute_single_use_vars): Remove.
5307 (forward_propagate_into_cond_1, forward_propagate_into_cond):
5309 (tree_ssa_forward_propagate_single_use_vars): Call
5310 forward_propagate_into_cond for each COND_EXPR.
5312 * tree-inline.c (INSNS_PER_STMT): Remove.
5314 2005-04-12 Richard Henderson <rth@redhat.com>
5316 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
5317 (ix86_expand_sse_fp_minmax): ... from ...
5318 (ix86_expand_fp_movcc): ... here.
5319 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
5320 * config/i386/i386-protos.h: Update.
5321 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
5322 (sse_setccsf, sse_setccdf): Allow before reload.
5323 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
5324 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
5325 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
5326 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
5327 (anddf3, nanddf3, iordf3, xordf3): New.
5329 2005-04-12 Jeff Law <law@redhat.com>
5331 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
5332 (tree-ssa-uncprop.o): Add dependencies.
5333 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
5334 * tree-flow.h (remove_useless_stmts): Remove prototype.
5335 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5336 remove_useless_stmts.
5337 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
5338 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
5339 * tree-pass.h (pass_uncprop): Declare.
5340 * tree-ssa-uncprop.c: New file.
5342 2005-04-12 James E. Wilson <wilson@specifixinc.com>
5345 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
5347 2005-04-12 Caroline Tice <ctice@apple.com>
5349 Temporary fix for partitioning problems.
5350 * passes.c (rest_of_handle_final): Remove code that
5351 frees unlikely_text_section_name,
5352 * varasm.c (assemble_start_function): Test for partitioning
5353 flag before writing out section labels.
5354 (assemble_end_function): Test for partitioning flag before
5355 writing out section labels.
5357 2005-04-12 Steven Bosscher <stevenb@suse.de>
5358 Stuart Hastings <stuart@apple.com>
5359 Jan Hubicka <jh@suse.cz>
5361 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
5362 references to gt-tree-cfg.h.
5363 * basic-block.h (struct basic_block_def): Don't skip rbi
5364 for garbage collection.
5365 (struct reorder_block_def): Make GTY-able.
5366 (struct control_flow_graph): New structure.
5367 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
5368 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
5369 but instead defines to the control_flow_graph for cfun.
5370 (label_to_block_map): New define, points to the label map of
5371 the control_flow_graph for cfun.
5372 (n_edges_for_function, n_basic_blocks_for_function,
5373 last_basic_block_for_function, basic_block_info_for_function,
5374 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
5375 basic_block_info_for_function, label_to_block_map_for_function):
5376 Counterparts for the above, taking a struct function as an extra
5378 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
5379 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
5380 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
5381 (alloc_rbi_pool, free_rbi_pool): Remove.
5382 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
5383 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
5385 (cfg_layout_finalize) ... and don't free it here.
5386 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5388 * flow.c (free_basic_block_vars): Set label_to_block_map and
5389 n_edges to zero too.
5390 * function.h (struct function): Add cfg field.
5391 * function.c (allocate_struct_function): Allocate the cfg.
5392 * tree-cfg.c (label_to_block_map): Remove.
5393 (build_tree_cfg): Don't allocate the rbi pool here...
5394 (delete_tree_cfg_annotations): ...and don't free it here.
5395 Also don't nullify label_to_block_map for cfun.
5397 2005-04-12 Caroline Tice <ctice@apple.com>
5399 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5400 Revert my patch from April 9.
5401 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5402 (reorder_basic_blocks): Revert my patch from April 9.
5403 (insert_section_boundary_note): Revert my patch from April 9.
5404 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5405 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5406 (COLD_END_LABEL): Revert my patch from April 9.
5407 (cold_text_section_label): Revert my patch from April 9.
5408 (cold_end_label): Revert my patch from April 9.
5409 (dwarf2out_switch_text_section): Revert my patch from April 9.
5410 (output_aranges): Revert my patch from April 9.
5411 (output_ranges): Revert my patch from April 9.
5412 (output_line_info): Revert my patch from April 9.
5413 (add_location_or_const_value_attribute): Revert my patch from April 9.
5414 (dwarf2out_var_location): Revert my patch from April 9.
5415 (dwarf2out_init): Revert my patch from April 9.
5416 (dwarf2out_finish): Revert my patch from April 9.
5417 * function.h (struct function): Revert my patch from April 9.
5418 * opts.c (decode_options): Revert my patch from April 9.
5419 * output.h (unlikely_section_label, hot_section_label,
5420 hot_section_end_label, cold_section_end_label,
5421 unlikely_text_section_name): Revert my patch from April 9.
5422 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5423 * varasm.c (unlikely_section_label, hot_section_label,
5424 hot_section_end_label, cold_section_end_label,
5425 unlikely_text_section_name): Revert my patch from April 9.
5426 (initialize_cold_section_name): Revert my patch from April 9.
5427 (unlikely_text_section): Revert my patch from April 9.
5428 (in_unlikely_text_section): Revert my patch from April 9.
5429 (named_section): Revert my patch from April 9.
5430 (function_section): Revert my patch from April 9.
5431 (current_function_section): Revert my patch from April 9.
5432 (assemble_start_function): Revert my patch from April 9.
5433 (assemble_end_function): Revert my patch from April 9.
5434 (default_section_type_flags_1): Revert my patch from April 9.
5436 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5438 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5439 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5441 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5443 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5446 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5447 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5449 2004-04-12 Richard Henderson <rth@redhat.com>
5451 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5452 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5453 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5454 (UNSPEC_*, UNSPECV_*): Renumber.
5456 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5459 From Richard Henderson <rth@redhat.com>:
5460 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5463 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5465 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5467 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5469 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5470 (bfin_library_id): New variable.
5471 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5472 instead of bfin_library_id_string.
5473 (bfin_handle_option): New function.
5474 (override_options): Remove most code to deal with shared library IDs,
5475 just check they aren't used without -mid-shared-library.
5476 (TARGET_HANDLE_OPTION): Define.
5477 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5478 * config/bfin/bfin.opt (mshared-library-id=): New.
5480 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5482 * tree-vect-transform.c: Fix comment typos.
5484 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5486 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5487 split critical edges when not possible/profitable.
5489 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5491 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5492 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5493 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5494 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5495 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5496 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5497 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5498 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5500 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5501 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5502 * config/ns32k/ns32k.opt: New file.
5504 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5506 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5507 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5508 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5509 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5510 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5511 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5512 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5513 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5514 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5515 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5516 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5517 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5518 (MASK_COLDFIRE): Formatting fixes.
5519 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5520 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5521 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5522 "_current_shared_library_a5_offset_".
5523 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5524 (MASK_ALL_CPU_BITS): New macro.
5525 (m68k_handle_option): New function.
5526 (override_options): Remove handling of m68k_library_id_string.
5527 * config/m68k/m68k.opt: New file.
5528 * config/m68k/ieee.opt: New file.
5530 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5532 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5533 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5534 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5535 (TARGET_CXX): Adjust accordingly.
5536 * target.h (struct gcc_target): Remove epxort_class_data. Add
5537 determine_class_data_visibility and class_data_always_comdat.
5538 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5539 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5540 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5541 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5542 (arm_cxx_determine_class_data_visibility): New.
5543 (arm_cxx_class_data_always_comdat): Likewise.
5544 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5545 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5546 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5547 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5548 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5551 2005-04-11 Devang Patel <dpatel@apple.com>
5553 * tree-data-ref.c (build_classic_dist_vector,
5554 compute_subscript_distance): Make externally visible.
5555 * tree-data-ref.h (build_classic_dist_vector,
5556 compute_subscript_distance): Same.
5557 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5558 Check distance vector against vectorization factor.
5559 (vect_analyze_loop): Determine vectorizaion factor before
5560 analyzing data dependences.
5561 * tree-vectorizer.c (loops_num): Make it externally visible and
5563 * tree-vectorizer.c (vect_loops_num): ... new name.
5564 * tree-vectorizer.h (vect_loops_num): New.
5566 2005-04-11 Devang Patel <dpatel@apple.com>
5568 * tree-vect-analyze.c (vect_analyze_operations): Check
5569 vectorizable codition.
5570 * tree-vect-transform.c (vect_is_simple_cond): New function.
5571 (vectorizable_condition): New function.
5572 (vect_transform_stmt): Handle condition_vec_info_type.
5573 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5574 condition_vec_info_type.
5575 (vectorizable_condition): New.
5577 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5579 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5580 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5581 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5583 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5584 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5586 * dwarf2out.c (output_line_info): Don't try to dereference
5587 a NULL current_function_decl.
5589 * config/t-slibgcc-darwin: Don't put shared libraries in
5590 directories other than $(slibdir).
5591 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5594 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5596 PR tree-optimization/20933
5597 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5598 logic to reject aliases between read-only and writable
5600 (may_alias_p): ... here.
5601 (get_tmt_for): Do not associate read-only tags to pointers
5602 whose pointed-to type is not read-only.
5603 * tree-ssa.c (verify_ssa): Check that memory stores have at
5604 least one V_MAY_DEF or V_MUST_DEF.
5606 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5609 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5610 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5611 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5612 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5614 (fwrite_unlocked): Fix prototype.
5616 * configure, config.in: Regenerate.
5618 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5620 * tree-ssa-loop-im.c: Include real.h.
5621 (determine_invariantness_stmt): If real division divisor is
5622 invariant and flag_unsafe_math_optimizations enabled, generate
5623 invariant reciprocal for hoisting.
5624 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5626 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5628 Fix PR tree-optimization/20926
5630 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5632 2005-04-11 Devang Patel <dpatel@apple.com>
5634 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5637 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5639 * fold-const.c (fold_binary_op_with_conditional_arg):
5640 use fold_buildN instead of "fold (buildN" in some
5642 (fold_unary): Likewise.
5643 (fold_binary): Likewise.
5645 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5647 Fix PR tree-optimization/20612
5648 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5650 (perfect_nestify): preheaderbb is *not* part of loop of the
5653 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5655 * tree-ssa-alias.c (may_alias_p): If the variable
5656 is a global variable and the pointer is parameter
5657 and -fargument-noalias-global is used, then
5658 the pointer cannot alias the variable.
5660 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5662 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5663 * config/sparc/sparc.h: Likewise.
5664 * config/sparc/sparc.md: Likewise.
5666 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5668 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5670 * tree-vrp.c: Fix a comment typo.
5672 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5674 PR tree-optimization/20920
5675 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5676 SSA_NAME flows through an abnormal edge.
5677 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5678 through abnormal edges.
5679 (maybe_add_assert_expr): Likewise.
5681 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5683 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5684 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5685 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5686 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5687 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5688 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5689 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5690 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5691 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5692 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5693 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5694 (TARGET_HANDLE_OPTION): Likewise.
5695 (s390_tune): Initialize to PROCESSOR_max.
5696 (s390_arch_string): Make static.
5697 (s390_tune_string, s390_warn_framesize_string): Delete.
5698 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5699 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5700 (s390_handle_arch_option, s390_handle_option): New functions.
5701 (override_options): Remove parsing of option strings.
5702 * config/s390/s390.opt: New file.
5704 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5706 * tree-complex.c (expand_vector_operations): Call
5707 update_stmt_if_modified.
5709 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5711 * tree-vect-analyze (vect_determine_vectorization_factor):
5712 Do not use GET_MODE_NUNITS.
5713 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5714 (vectorizable_load, vect_transform_loop): Likewise.
5716 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5718 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5719 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5720 * optabs.h (enum optab_index): Add new OTI_lceil.
5721 (lceil_optab): Define corresponding macro.
5722 * optabs.c (init_optabs): Initialize lceil_optab.
5723 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5724 and lceildi2 patterns.
5725 * builtins.c (expand_builtin_int_roundingfn): Handle
5726 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5727 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5728 BUILT_IN_LLCEIL{,F,L}.
5729 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5730 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5731 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5732 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5733 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5734 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5735 into lceil built-in function and (long long int)ceil{,f,l} into
5736 llceil built-in function.
5737 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5740 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5742 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5745 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5747 * config/arm/arm.c: Fix a comment typo.
5748 * doc/tree-ssa.texi: Fix a typo.
5750 2005-04-10 Steven Bosscher <stevenb@suse.de>
5752 * cselib.c (clear_table): Rename to cselib_clear_table.
5753 * cselib.h (cselib_clear_table): Add prototype.
5754 * gcse.c (gcse_main): Make 'f' argument unused.
5755 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5756 of each basic block instead.
5757 (compute_sets, compute_hash_table_work): Likewise.
5758 (constprop_register): Change int 'alter_jumps' argument to bool.
5759 (do_local_cprop): Likewise.
5760 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5761 the insn chain. Explicitly clear the cselib tables after finishing
5762 one basic block. Make sure there are no unterminated libcall blocks.
5763 Update compute_sets call.
5764 (cprop): Walk basic blocks instead of the insn chain.
5765 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5767 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5768 one_cprop_pass calls.
5770 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5772 * combine.c (combine_simplify_rtx): Remove a transformation that
5773 relies on an invalid assumption about rtl sign-extension semantics.
5775 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5777 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5778 to build_int_cst_wide.
5780 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5783 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5784 set the original address pseudo to the correct value before the
5785 original insn, if possible, and leave the insn alone, otherwise
5786 create a new pseudo, set it and replace it in the insn.
5787 * recog.c (validate_change_maybe_volatile): New.
5788 * recog.h (validate_change_maybe_volatile): Declare.
5790 2005-04-09 Caroline Tice <ctice@apple.com>
5792 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5793 Remove targetm.have_named_sections test.
5794 (fix_edges_for_rarely_executed_code): Likewise.
5795 (insert_section_boundary_note): Likewise.
5796 (reorder_basic_blocks): Check partitioning flag before calling
5797 verify_hot_cold_block_grouping.
5798 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5799 the function struct rather than global variables.
5800 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5801 (COLD_END_LABEL): Likewise
5802 (cold_text_section_label): New static global variable.
5803 (cold_end_label): Likewise.
5804 (dwarf2out_switch_text_section): Get hot/cold section labels from
5805 the function struct rather than global variables.
5806 (output_aranges): Use cold_text_section_label and cold_end_label;
5807 check partitioning flag before putting out delta.
5808 (output_ranges): Remove incorrect code attempting to use
5810 (output_line_info): Get cold section label from function struct.
5811 (add_location_or_const_value_attribute): Likewise.
5812 (get_subprogram_die): Get hot/cold section labels from function struct.
5813 (dwarf2out_var_location): Likewise.
5814 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5815 write out cold_text_section_label if partition flag is set.
5816 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5817 * function.h (struct function): Add new fields to point to hot/cold
5818 section labels: hot_section_label, cold_section_label,
5819 hot_section_end_label and cold_section_end_label; also add new field
5820 for cold text section name, unlikely_text_section_name.
5821 * opts.c (decode_options): Turn off partitioning flag if
5822 !targetm.have_named_sections.
5823 * output.h (hot_section_label): Remove.
5824 (hot_section_end_label): Remove.
5825 (cold_section_end_label): Remove.
5826 (unlikely_section_label): Remove.
5827 (unlikely_text_section_name): Remove.
5828 * passes.c (rest_of_handle_final): Remove code that frees
5829 unlikely_text_section_name.
5830 * varasm.c (unlikely_section_label): Remove.
5831 (hot_section_label): Remove.
5832 (hot_section_end_label): Remove.
5833 (cold_section_end_label): Remove.
5834 (unlikely_text_section_name): Remove.
5835 (initialize_cold_section_name): Modify to call
5836 targetm.strip_name_encoding; to store cold section name in current
5837 function struct, if it exists; and to only use the decl_section_name
5838 if flag_named_sections is true.
5839 (unlikely_text_section): Modify to get section name out of current
5840 function struct, if there is one; otherwise build it from
5841 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5842 (in_unlikely_text_section): Likewise.
5843 (named_section): Modify to get/put cold section name in current function
5844 struct, if there is one.
5845 (function_section): Change 'bool unlikely' to 'int reloc'; check
5846 targetm.have_named_sections before calling named_section.
5847 (current_function_section): Likewise.
5848 (assemble_start_function): Modify to get/put unlikely_text_section_name
5849 in current function struct; modify to get hot/cold section labels
5850 from function struct; initialize labels using
5851 ASM_GENERATE_INTERNAL_LABEL;
5852 test partitioning flag before writing out hot section label.
5853 (assemble_end_function): Test partitioning flag before writing out
5854 hot/cold section labels.
5855 (default_section_type_flags_1): Modify to use array instead of
5856 char* for unlikely_text_section_name; set flags correctly for
5857 cold text section if there is not a current function decl.
5859 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5861 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5862 and TI_VA_LIST_FPR_COUNTER_FIELD.
5863 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5864 * tree-pass.h (pass_stdarg): Add.
5865 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5866 * tree-stdarg.c: New file.
5867 * tree-stdarg.h: New file.
5868 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5869 (tree-stdarg.o): Add dependencies.
5870 * function.h (struct function): Add va_list_gpr_size and
5871 va_list_fpr_size fields.
5872 * function.c (allocate_struct_function): Initialize them.
5873 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5874 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5875 (TARGET_INITIALIZER): Add it.
5877 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5878 va_list_{g,f}pr_counter_field.
5879 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5880 area will not be used. Only save registers that tree-stdarg.c
5881 detected they need saving.
5882 (ix86_va_start): Don't set up fields that won't be used.
5884 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5885 va_list_{g,f}pr_counter_field.
5886 (setup_incoming_varargs): Don't do anything if reg_save
5887 area will not be used. Only save registers that tree-stdarg.c
5888 detected they need saving.
5889 (rs6000_va_start): Don't set up fields that won't be used.
5891 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5892 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5893 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5894 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5896 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5899 * config/i386/i386.c (construct_container): Pass empty aligned
5900 struct, union or class in memory.
5902 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5904 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5905 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5906 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5907 config/rs6000/predicates.md: Fix comment typos.
5909 * sched-int.h (haifa_insn_data): Remove blockage and units.
5910 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5911 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5912 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5914 2005-04-09 Jan Hubicka <jh@suse.cz>
5915 Steven Bosscher <stevenb@suse.de>
5917 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5918 * cfgloop.c (get_loop_exit_edges): Likewise.
5919 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5921 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5922 * tree-cfg.c (dump_cfg_status): Likewise.
5924 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5926 * config/rs6000/predicates.md (altivec_register_operand): Remove
5927 redundant match_code test.
5928 (gpc_reg_operand): Same.
5929 (cc_reg_operand): Same.
5930 (cc_reg_not_cr0_operand): Same.
5932 2005-04-09 Jan Hubicka <jh@suse.cz>
5934 Forgotten hunk from my last merge patch:
5935 * final.c (output_addr_const): Do not call mark_referenced.
5937 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5939 * doc/tree-ssa.texi: Add immediate use documentation.
5941 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5943 * arm.c (FL_WBUF): Define.
5944 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5945 (arm_is_6_or_7): Delete.
5946 (arm_tune_wbuf): New.
5947 (arm_override_options): Set arm_tune_wbuf.
5948 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5949 (arm_is_6_or_7): Delete declaration.
5950 (arm_tune_wbuf): New declartion.
5951 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5952 (model_wbuf): Derive from arm_tune_wbuf.
5953 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5954 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5955 (arm740t): Mark CPUs as having a write buffer.
5957 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5959 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5960 of 'const_double_operand' in operand 2 constraints. Update enable
5963 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5965 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5966 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5967 * optabs.h (enum optab_index): Add new OTI_lfloor.
5968 (lfloor_optab): Define corresponding macro.
5969 * optabs.c (init_optabs): Initialize lfloor_optab.
5970 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5971 and lfloordi2 patterns.
5972 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5973 (expand_builtin_int_roundingfn): New function.
5974 (fold_builtin_int_roundingfn): New prototype.
5975 (fold_builtin_int_roundingfn): New function, renamed from
5976 fold_builtin_lround.
5977 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5978 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5979 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5980 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5981 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5982 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5983 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5984 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5985 into lfloor built-in function and (long long int)floor{,f,l} into
5986 llfloor built-in function.
5987 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5990 2005-04-08 Ian Lance Taylor <ian@airs.com>
5992 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5993 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5994 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5995 (DO_COND, DO_BODY): Likewise.
5996 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5997 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5998 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5999 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
6000 (build_continue_stmt, build_break_stmt): Don't declare.
6001 (c_do_switch_warnings): Update declaration.
6002 * c-gimplify.c (enum bc_t): Remove.
6003 (struct c_gimplify_ctx, ctxp): Remove.
6004 (push_context, pop_context): Remove static functions.
6005 (c_genericize): Don't call push_context or pop_context.
6006 (begin_bc_block, finish_bc_block): Remove static functions.
6007 (build_bc_goto): Likewise.
6008 (gimplify_c_loop): Likewise.
6009 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
6010 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
6011 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
6012 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
6013 * c-common.c (c_do_switch_warnings): Rename from
6014 c_do_switch_warnings_1.
6015 (c_do_switch_warnings) [old version]: Remove.
6016 (c_do_switch_expr_warnings): Remove.
6017 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
6018 function instead of c_do_switch_expr_warnings.
6019 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
6020 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
6021 * c-pretty-print.c (pp_c_statement): Likewise.
6022 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
6024 2005-04-08 Devang Patel <dpatel@apple.com>
6026 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
6027 While selecting replacement condition pay attention to loop header.
6029 2005-04-08 Diego Novillo <dnovillo@redhat.com>
6031 Merge from tree-cleanup-branch: VRP, store CCP, store
6032 copy-prop, incremental SSA updating of FUD chains and
6033 newly exposed symbols.
6035 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
6036 (OBJS-common): Add tree-vrp.o.
6037 (tree-vrp.o): New rule.
6038 * basic-block.h (nearest_common_dominator_for_set): Declare.
6039 * common.opt (ftree-store-ccp): New flag.
6040 (ftree-copy-prop): New flag.
6041 (ftree-vrp): New flag.
6042 (ftree-store-copy-prop): New flag.
6043 * dominance.c (nearest_common_dominator_for_set): New.
6044 * domwalk.c (walk_dominator_tree): Only traverse
6045 statements in blocks marked in walk_data->interesting_blocks.
6046 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
6047 * fold-const.c (fold): Handle ASSERT_EXPR.
6048 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
6049 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
6050 flag_tree_vrp at -O2.
6051 * timevar.def (TV_TREE_VRP): Define.
6052 (TV_TREE_COPY_PROP): Define.
6053 (TV_TREE_STORE_COPY_PROP): Define.
6054 (TV_TREE_SSA_INCREMENTAL): Define.
6055 (TV_TREE_STORE_CCP): Define.
6056 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
6057 to kill_redundant_phi_nodes from comment.
6058 (verify_expr): Handle ASSERT_EXPR.
6059 * tree-dfa.c (mark_new_vars_to_rename): Remove second
6060 argument. Update all users.
6061 (mark_call_clobbered_vars_to_rename): Remove. Update all
6063 * tree-flow-inline.h (unmodifiable_var_p): New.
6064 * tree-flow.h (enum value_range_type): Declare.
6065 (struct value_range_def): Declare.
6066 (value_range): Declare.
6067 (remove_all_phi_nodes_for): Remove. Update all users.
6068 (find_phi_node_for): Declare.
6069 (add_type_alias): Declare.
6070 (count_uses_and_derefs): Declare.
6071 (kill_redundant_phi_nodes): Remove.
6072 (rewrite_into_ssa): Remove.
6073 (rewrite_def_def_chains): Remove.
6074 (update_ssa, register_new_name_mapping, create_new_def_for,
6075 need_ssa_update_p, name_registered_for_update_p,
6076 release_ssa_name_after_update_ssa, dump_repl_tbl,
6077 debug_repl_tbl, dump_names_replaced_by,
6078 debug_names_replaced_by, mark_sym_for_renaming,
6079 mark_set_for_renaming, get_current_def, set_current_def,
6080 get_value_range, dump_value_range, debug_value_range,
6081 dump_all_value_ranges, debug_all_value_ranges,
6082 expr_computes_nonzero, loop_depth_of_name,
6083 unmodifiable_var_p): Declare.
6084 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
6086 * tree-into-ssa.c (block_defs_stack): Update comment.
6087 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
6088 syms_to_rename, names_to_release, repl_tbl,
6089 need_to_initialize_update_ssa_p, need_to_update_vops_p,
6090 need_to_replace_names_p): New locals.
6091 (NAME_SETS_GROWTH_FACTOR): Define.
6092 (struct repl_map_d): Declare.
6093 (struct mark_def_sites_global_data): Add field
6095 (enum rewrite_mode): Declare.
6096 (REGISTER_DEFS_IN_THIS_STMT): Define.
6097 (compute_global_livein): Use last_basic_block instead of
6099 (set_def_block): Remove last argument. Update all callers.
6100 (prepare_use_operand_for_rename): Remove. Update all callers.
6101 (prepare_def_operand_for_rename): Remove. Update all callers.
6102 (symbol_marked_for_renaming): New.
6105 (repl_map_hash): New.
6107 (repl_map_free): New.
6108 (names_replaced_by): New.
6109 (add_to_repl_tbl): New.
6110 (add_new_name_mapping): New.
6111 (mark_def_sites): Assume that all the operands in the
6112 statement are in normal form.
6113 (find_idf): Assert that the block in the stack is valid.
6114 (get_default_def_for): New.
6115 (insert_phi_nodes_for): Add new argument 'update_p'.
6117 If update_p is true, add a new mapping between the LHS of
6118 each new PHI and the name that it replaces.
6119 (insert_phi_nodes_1): Only call find_idf if needed.
6120 (get_reaching_def): Call get_default_def_for.
6121 (rewrite_operand): Remove.
6122 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
6123 and REWRITE_THIS_STMT are false.
6124 Assume that all the operands in the statement are in
6126 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
6127 (rewrite_virtual_phi_arguments): Remove.
6128 (invalidate_name_tags): Remove.
6129 (register_new_update_single, register_new_update_set,
6130 rewrite_update_init_block, replace_use,
6131 rewrite_update_fini_block, rewrite_update_stmt,
6132 rewrite_update_phi_arguments): New.
6133 rewrite_blocks): Remove argument 'fix_virtual_phis'.
6134 Add arguments 'entry', 'what' and 'blocks'.
6135 Initialize the dominator walker according to 'what' and
6137 Start the dominator walk at 'entry'.
6138 (mark_def_site_blocks): Add argument 'interesting_blocks'.
6139 Use it to configure the dominator walker.
6140 (rewrite_into_ssa): Remove argument 'all'.
6142 (rewrite_all_into_ssa): Remove.
6143 (rewrite_def_def_chains): Remove.
6144 (mark_def_interesting, mark_use_interesting,
6145 prepare_phi_args_for_update, prepare_block_for_update,
6146 prepare_def_site_for, prepare_def_sites,
6147 dump_names_replaced_by, debug_names_replaced_by,
6148 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
6149 delete_update_ssa, create_new_def_for,
6150 register_new_name_mapping, mark_sym_for_renaming,
6151 mark_set_for_renaming, need_ssa_update_p,
6152 name_registered_for_update_p, ssa_names_to_replace,
6153 release_ssa_name_after_update_ssa,
6154 insert_updated_phi_nodes_for, update_ssa): New.
6155 * tree-loop-linear.c (linear_transform_loops): Call
6156 update_ssa instead of rewrite_into_ssa.
6157 * tree-optimize.c (vars_to_rename): Remove.
6159 (init_tree_optimization_passes): Replace
6160 pass_redundant_phi with pass_copy_prop.
6162 Replace pass_ccp with pass_store_ccp.
6163 Add pass_store_copy_prop after pass_store_ccp.
6164 (execute_todo): If the TODO_ flags don't include updating
6165 the SSA form, assert that it does not need to be updated.
6166 Call update_ssa instead of rewrite_into_ssa and
6167 rewrite_def_def_chains.
6168 If TODO_verify_loops is set, call verify_loop_closed_ssa.
6169 (tree_rest_of_compilation):
6170 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
6171 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
6172 TODO_cleanup_cfg): Renumber.
6173 (TODO_verify_loops, TODO_update_ssa,
6174 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6175 TODO_update_ssa_only_virtuals): Define.
6176 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
6178 * tree-phinodes.c (make_phi_node): Update documentation.
6179 (remove_all_phi_nodes_for): Remove.
6180 (find_phi_node_for): New.
6181 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
6182 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
6183 (interpret_rhs_modify_expr): Likewise.
6184 * tree-sra.c (decide_instantiations): Mark all symbols in
6185 SRA_CANDIDATES for renaming.
6186 (mark_all_v_defs_1): Rename from mark_all_v_defs.
6187 (mark_all_v_defs): New function. Update all users to call it
6188 with the whole list of scalarized statements, not just the
6190 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
6191 (compute_flow_insensitive_aliasing): If the tag is
6192 unmodifiable and the variable isn't or vice-versa, don't
6193 make them alias of each other.
6194 (setup_pointers_and_addressables): If the type tag for
6195 VAR is about to change, mark the old one for renaming.
6196 (add_type_alias): New.
6197 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
6198 (ccp_lattice_t): Rename from latticevalue.
6199 (value): Remove. Update all users.
6200 (const_val): New local variable.
6201 (do_store_ccp): New local variable.
6202 (dump_lattice_value): Handle UNINITIALIZED.
6203 (debug_lattice_value): New.
6204 (get_default_value): Re-write.
6205 (set_lattice_value): Re-write.
6206 (def_to_varying): Remove. Update all users.
6207 (likely_value): Return VARYING for statements that make
6208 stores when STORE_CCP is false.
6209 Return VARYING for any statement other than MODIFY_EXPR,
6210 COND_EXPR and SWITCH_EXPR.
6211 (ccp_initialize): Re-write.
6212 (replace_uses_in, replace_vuse_in, substitute_and_fold):
6213 Move to tree-ssa-propagate.c.
6214 (ccp_lattice_meet): Handle memory stores when
6215 DO_STORE_CCP is true.
6216 (ccp_visit_phi_node): Likewise.
6217 (ccp_fold): Likewise.
6218 (evaluate_stmt): Likewise.
6219 (visit_assignment): Likewise.
6220 (ccp_visit_stmt): Likewise.
6221 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
6225 (do_ssa_store_ccp): New.
6226 (gate_store_ccp): New.
6227 (pass_store_ccp): Declare.
6228 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
6229 (may_propagate_copy): Reformat.
6230 Don't abort if ORIG is a virtual and DEST isn't.
6231 If NEW does not have alias information but DEST does,
6233 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
6234 copy_prop_kind, which_copy_prop): Declare.
6235 (stmt_may_generate_copy, get_copy_of_val,
6236 get_last_copy_of, set_copy_of_val, dump_copy_of,
6237 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
6238 copy_prop_visit_stmt, copy_prop_visit_phi_node,
6239 init_copy_prop, fini_copy_prop, execute_copy_prop,
6240 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
6241 store_copy_prop): New.
6242 (pass_copy_prop, pass_store_copy_prop): Declare.
6243 * tree-ssa-dom.c (struct opt_stats_d): Add fields
6244 'num_const_prop' and 'num_copy_prop'.
6245 (cprop_operand): Update them.
6246 (dump_dominator_optimization_stats): Dump them.
6247 (tree_ssa_dominator_optimize): Call update_ssa instead of
6249 (loop_depth_of_name): Declare extern.
6250 (simplify_cond_and_lookup_avail_expr): Guard against NULL
6251 values for LOW or HIGH.
6252 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
6253 (record_equivalences_from_stmt): Call expr_computes_nonzero.
6254 (cprop_operand): Only propagate if VAL != OP.
6255 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
6256 statement for renaming.
6257 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
6258 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
6259 add_type_alias if necessary.
6260 Call mark_new_vars_to_rename.
6261 (tree_ssa_iv_optimize): If new symbols need to be renamed,
6262 mark every statement updated, call update_ssa and
6263 rewrite_into_loop_closed_ssa.
6264 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
6265 from LIVEIN if VAR is a virtual.
6266 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
6267 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
6268 (get_call_expr_operands): Reformat statement.
6269 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
6271 * tree-ssa-propagate.c (ssa_prop_init): Initialize
6272 SSA_NAME_VALUE for every name.
6273 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6274 get_value_loaded_by): New.
6275 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
6276 substitute_and_fold): Move from tree-ssa-ccp.c.
6277 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
6278 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
6279 get_value_loaded_by, replace_uses_in, substitute_and_fold):
6281 * tree-ssa.c (verify_use): Fix error message.
6282 (propagate_into_addr, replace_immediate_uses, get_eq_name,
6283 check_phi_redundancy, kill_redundant_phi_nodes,
6284 pass_redundant_phi): Remove. Update all users.
6285 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6286 add_type_alias, if necessary.
6287 * tree-vectorizer.h (struct _stmt_vect_info): Update
6288 documentation for field 'memtag'.
6289 * tree-vrp.c: New file.
6290 * tree.def (ASSERT_EXPR): Define.
6291 * tree.h (ASSERT_EXPR_VAR): Define.
6292 (ASSERT_EXPR_COND): Define.
6293 (SSA_NAME_VALUE_RANGE): Define.
6294 (struct tree_ssa_name): Add field 'value_range'.
6295 (PHI_REWRITTEN): Remove.
6296 (struct tree_phi_node): Remove field 'rewritten'.
6297 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
6298 -ftree-store-copy-prop): Document.
6299 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
6300 Document usage of update_ssa.
6302 2005-04-08 David Edelsohn <edelsohn@gnu.org>
6305 * config/rs6000/predicates.md (altivec_register_operand): Accept
6307 (and64_operand): Do not limit CONST_INT to mask64_operand.
6308 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
6309 (and_operand): Do not limit CONST_INT to mask_operand.
6311 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
6313 PR rtl-optimization/20466
6314 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
6315 for overlap of the address of each list member.
6316 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
6318 2005-04-08 Mike Stump <mrs@apple.com>
6320 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
6322 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
6325 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6327 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
6329 * function.c (push_function_context_to): Don't set
6331 * function.h (function): Remove contains_functions.
6332 (current_function_contains_functions): Remove.
6334 * function.h (function): Remove instrument_entry_exit.
6335 (current_function_instrument_entry_exit): Remove.
6337 * function.h (nonlocal_labels): Remove.
6339 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
6341 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
6342 (check_attr_value, write_attr_get, write_expr_attr_cache,
6343 find_attr, make_internal_attr): Don't reference negative_ok or
6345 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
6346 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
6347 (ATTR_STATIC): Adjust the value.
6349 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
6351 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
6353 * config/s390/tpf.h (ASM_SPEC): Define.
6355 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6357 * tree-flow.h: Remove the prototype for
6358 redirect_immediate_uses.
6359 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
6361 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
6363 * arm.c (arm_const_double_by_parts): New function.
6364 * arm-protos.h (arm_const_double_by_parts): Add prototype.
6365 * arm.md (define_split for 64-bit constants): Add another one.
6367 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
6369 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
6371 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 * system.h: Revert last change.
6375 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
6377 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
6378 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
6379 (TARGET_SWITCHES): Delete.
6380 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6381 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
6382 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
6383 * config/xtensa/xtensa.opt: New file.
6385 2005-04-08 Ben Elliston <bje@au.ibm.com>
6387 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6388 * config/fp-bit.h: Tidy comments.
6390 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6392 * system.h: Poison PARAMS.
6394 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6396 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6397 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6398 (TARGET_SWITCHES): Delete.
6399 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6400 * config/vax/vax.opt: New file.
6402 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6404 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6406 2005-04-07 Ian Lance Taylor <ian@airs.com>
6408 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6410 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6411 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6414 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6416 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6417 all immediate uses in PHI nodes.
6419 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6421 * arm.c (arm_const_double_inline_cost): Handle any constant by
6422 using gen_lowpart and gen_highpart_mode.
6423 (note_invalid_constants): All constants in an RTX with a constraint
6424 that permits memory are now pushed to the constant pool.
6425 (output_move_double): Delete code to handle reg to reg and
6426 constant to reg moves.
6427 (const_double_needs_minipool, output_mov_immediate): Delete.
6428 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6429 CONST_INT and CONST_VECTOR.
6430 * arm.md (ANY64): New mode macro.
6431 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6432 (movdf_soft_insn): Split reg-reg and const-reg moves.
6433 (split patterns for 64-bit constant and register moves): New.
6434 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6435 (cirrus_movdf_hard_insn): Likewise.
6436 * fpa.md (movdf_fpa): Likewise.
6437 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6438 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6440 (movv2si_internal_2): Likewise.
6441 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6442 (movdf_vfp): Likewise.
6443 * arm-protos.h (output_mov_immediate): Delete prototype.
6445 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6448 * simplify-rtx.c (simplify_unary_operation_1): Check
6449 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6451 2005-04-06 James E Wilson <wilson@specifixinc.com>
6454 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6457 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6459 * coverage.h (GCOV_TYPE_NODE): Delete.
6460 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6461 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6462 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6463 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6464 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6466 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6469 * Makefile.in (gcc.pot): Remove options.c dependency.
6470 * optc-gen.awk: Don't quote help strings with N_().
6472 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6474 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6475 the function returns a pointer type.
6477 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6479 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6480 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6481 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6482 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6483 explicit_uses members.
6484 (get_or_create_used_part_for): Initialize new fields.
6485 (fieldoff_compare): New function.
6486 (create_overlap_variables_for): Count number of fields, use
6487 heuristic to determine whether to create subvars for vars with
6489 Sort the field list by offset and avoid creating duplicate SFT's.
6491 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6493 * c.opt (-F): Remove trailing whitespace from help string.
6494 (-finput-charset): Use a tab to separate the switch name and help
6496 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6497 (-ftree-vectorizer-verbose): Likewise.
6499 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6501 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6502 a PHI argument where a use occurs instead of all PHI arguments.
6504 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6506 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6509 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6511 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6512 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6513 config/bfin/bfin.h: Fix comment typos.
6515 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6517 * doc/install.texi: Update the URL for Jacks.
6518 * doc/sourcebuild.texi: Likewise.
6520 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6523 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6524 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6526 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6528 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6530 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6532 * config/v850/v850-protos.h (override_options): Delete.
6533 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6534 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6535 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6536 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6537 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6538 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6539 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6540 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6541 (OVERRIDE_OPTIONS): Delete.
6542 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6543 (small_memory_info): Remove the value field.
6544 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6546 * config/v850/v850.c (small_memory): Remove the value field.
6547 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6548 (override_options): Delete.
6549 (v850_handle_memory_option, v850_handle_option): New functions.
6550 * config/v850/v850.opt: New file.
6552 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6554 * config.host: Add a section for generic hosts, and a subsection
6555 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6556 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6557 * config/host-darwin.h: New.
6558 * config/x-darwin: New.
6559 * config/i386/host-i386-darwin.c: New.
6560 * config/i386/x-darwin: New.
6561 * config/rs6000/host-darwin.c: Include host-darwin.h.
6562 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6563 (darwin_rs6000_gt_pch_use_address): Likewise.
6564 * config/rs6000/x-darwin: Change name of .o built, update
6565 dependencies for changes to rs6000/host-darwin.c.
6567 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6570 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6572 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6574 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6575 split_loop_exit_edge instead of loop_split_edge_with.
6577 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6579 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6580 UNSPEC_SET_VSCR): New constants, used throughout.
6582 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6584 (altivec_vspltis<VI_char>): ... this pattern, using
6585 a QImode const_int_operand for the immediate.
6586 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6589 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6592 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6594 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6596 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6598 2005-04-06 Ben Elliston <bje@au.ibm.com>
6600 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6601 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6602 macros as living in "this file" and not gcc.h.
6604 2005-04-06 Ben Elliston <bje@au.ibm.com>
6606 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6607 -ftree-live_range_split. Perhaps renamed at some point?
6609 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6612 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6613 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6615 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6617 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6618 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6619 (number_of_iterations_special): New function.
6620 (number_of_iterations_exit): Use number_of_iterations_special.
6621 Use simplify_using_outer_evolutions only at -O3.
6622 (number_of_iterations_cond, tree_simplify_using_condition,
6623 simplify_using_initial_conditions, loop_niter_by_eval,
6624 compare_trees, can_count_iv_in_wider_type_bound,
6625 simplify_using_outer_evolutions): Use fold_build.
6627 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6629 * doc/install.texi (Configuration): Document --with-java-home.
6631 2005-04-05 Richard Henderson <rth@redhat.com>
6635 * config/i386/i386.c (print_operand): Handle vector zeros.
6636 (ix86_split_to_parts): Handle CONST_VECTOR.
6637 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6638 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6639 what modes to tie for MMX and SSE registers.
6640 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6641 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6642 to vector modes as well.
6643 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6644 properly as an input mode.
6646 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6648 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6650 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6652 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6654 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6656 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6657 and local functions, set sse_nregs to 8 and float_in_sse.
6658 (function_arg_advance, function_arg): If float_in_sse, pass
6659 SFmode and DFmode arguments in SSE registers.
6660 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6662 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6663 of -funit-at-a-time.
6665 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6667 * config/i386/i386-protos.h (ix86_function_value): Accept two
6668 arguments, like the target macro.
6669 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6670 * config/i386/i386.c (ix86_function_value): Accept the second
6671 argument of the target macro.
6672 (ix86_function_ok_for_sibcall): Pass a function pointer to
6673 ix86_function_value.
6674 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6675 call to ix86_value_regno).
6676 (ix86_value_regno): Add support for returning floating point values
6679 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6681 PR tree-optimization/20076
6682 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6683 that call __builtin_return or __builtin_apply_args.
6685 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6687 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6688 Use immediate use iterator.
6689 (stmt_is_bumper_for_loop): Use immediate use iterator.
6690 * predict.c (strip_builtin_expect): Use update_stmt.
6691 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6692 on all elements of a STATEMENT_LIST.
6693 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6694 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6695 (bsi_replace): Mark stmt as modified and the update it.
6696 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6697 (expand_complex_libcal): Call update_stmt.
6698 (expand_complex_comparison): Call mark_stmt_modified.
6699 (expand_complex_operations_1): Call update_stmt_if_modified.
6700 (expand_vector_operations_1): Call mark_stmt_modified.
6701 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6702 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6703 add_immediate_use, redirect_immediate_use,
6704 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6705 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6706 (mark_new_vars_to_rename): Call update_stmt.
6707 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6708 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6710 (unmodify_stmt): Delete.
6711 (update_stmt): New. Force an update of a stmt.
6712 (update_stmt_if_modified): update a stmt if it is out of date.
6713 (get_stmt_operands): Verify stmt is NOT modified.
6714 (stmt_modified_p): Update comment.
6715 (delink_imm_use): Remove a use node from its immuse list.
6716 (link_imm_use_to_list): Link a use node to a specific list.
6717 (link_imm_use): Link a node to the correct list.
6718 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6719 it in the correct list, if appropriate.
6720 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6721 (relink_imm_use): Link a use node in place of another node in a list.
6722 (relink_imm_use_stmt): LInk a node in place of another node, and set
6724 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6725 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6726 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6727 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6728 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6729 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6730 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6731 (has_zero_uses): New. Return true if there are no uses of a var.
6732 (has_single_use): New. Return true if there is only a single use of a
6734 (single_imm_use): New. Return the simgle immediate use.
6735 (num_imm_uses): New. Return the number of immediate uses.
6736 (get_v_must_def_ops): Use is now a pointer.
6737 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6738 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6740 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6741 (delink_stmt_imm_use): Delink all immuses from a stmt.
6742 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6743 * tree-flow.h (struct dataflow_d): Delete.
6744 (immediate_use_iterator_d): New. Immediate use iterator struct.
6745 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6746 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6747 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6749 (struct stmt_ann_d): Remove dataflow_t from struct.
6750 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6751 (if_convertible_phi_p): Use FAST immuse iterator.
6752 (if_convertible_loop_p): Don't call compute_immediate_uses.
6753 (replace_phi_with_cond_modify_expr): Call update_stmt.
6754 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6755 update_stmt_if_modified.
6756 (rewrite_all_into_ssa): Initialize ssa operands.
6757 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6758 compute_immediate_uses.
6759 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6760 ssa_property is available.
6761 (execute_one_pass): Change parameters passed to execute_todo.
6762 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6763 (remove_ssa_form): Call fini_ssa_operands.
6764 (insert_backedge_copies): Delete call to modify_stmt.
6765 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6766 (release_phi_node): Delink any use nodes before releasing.
6767 (resize_phi_node): Relink any use nodes.
6768 (remove_phi_arg_num): Delink the use node.
6769 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6770 (remove_all_phi_nodes_for): Release phi node first.
6771 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6772 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6773 (scalarize_use, scalarize_copy): Call update_stmt.
6774 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6775 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6776 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6777 (ccp_initialize): Remove call to compute_immediate_uses.
6778 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6779 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6781 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6782 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6783 (eliminate_redundant_computations): Call mark_stmt_modified.
6784 (cprop_operand): Call mark_stmt_modified.
6785 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6786 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6787 (dse_optimize_stmt): Use new immuse interface.
6788 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6789 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6790 (substitute_single_use_vars): Use new immuse interface.
6791 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6792 and compute_immediate_uses.
6793 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6795 (rewrite_mem_refs): Call update_stmt.
6796 (determine_lsm): Remove call to compute_imm_uses and free_df.
6797 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6798 (try_unroll_loop_completely): Call update_stmt.
6799 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6800 (rewrite_use_compare): Call update_stmt.
6801 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6802 (rewrite_use) : Call update_stmt.
6803 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6804 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6806 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6807 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6808 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6810 (initialize_vuse_operand): New. Initialize a vuse operand.
6811 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6812 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6813 (finalize_ssa_defs): Use stmt parameter.
6814 (correct_use_link): Ensure a use node is in the correct list, and has
6815 the correct stmt pointer.
6816 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6817 finalize_ssa_v_must_defs): Also initialize use nodes.
6818 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6819 (build_ssa_operands): Seperate parsing from final operand construction.
6820 (parse_ssa_operands): New. Parse entry point for operand building.
6821 (swap_tree_operands): New. Swap 2 tree operands.
6822 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6824 (get_expr_operands): Call swap_tree_operands when needed.
6825 (copy_virtual_operands): Use initialize routines for virtual use ops.
6826 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6827 (verify_abort): New. Issue imm_use error.
6828 (verify_imm_links): New Verify imm_use links for a var.
6829 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6830 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6831 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6832 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6833 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6834 (NULL_USE_OPERAND_P) Define.
6835 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6837 (struct vuse_operand_type): New struct.
6838 (SET_USE): Call set_ssa_use_from_ptr.
6840 (PHI_ARG_INDEX_FROM_USE): Define.
6841 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6842 argument via SET_USE, not PHI_ARG_DEF_TREE.
6843 * tree-ssa-pre.c (eliminate): Call update_stmt.
6844 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6846 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6847 (nearest_common_dominator_of_uses): Use imm_use iterator.
6848 (statement_sink_location): Use imm_use iterator and interface.
6849 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6850 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6851 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6852 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6853 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6854 if new parameter is true.
6855 (init_tree_ssa): Don't initialize operand cache here.
6856 (delete_tree_ssa): Don't destroy operand cache here.
6857 (propagate_into_addr): Pass in a use pointer, return true if anything
6859 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6860 (check_phi_redundancy): Use imm_use iterator.
6861 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6863 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6864 (release_ssa_name): Delink node and all elements in its imm_use list.
6865 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6866 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6867 * tree-vectorizer.c (need_imm_uses_for): Delete.
6868 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6869 * tree.h (struct ssa_imm_use_d): Define.
6870 (SSA_NAME_IMM_USE_NODE): Define.
6871 (struct tree_ssa_name): Add imm_use node.
6873 (PHI_ARG_IMM_USE_NODE): Define.
6874 (struct phi_arg_d): Add imm_use node.
6875 (struct tree_phi_node): Remove struct dataflow_d element.
6876 (TDF_STMTADDR): Define.
6878 2005-04-05 Dale Johannesen <dalej@apple.com>
6880 * doc/invoke.texi (Optimization Options): Remove
6881 duplicate -fcse-follow-jumps. Add -fweb.
6882 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6883 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6885 2005-04-05 Per Bothner <per@bothner.com>
6887 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6888 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6889 (warn_uninit): Get EXPR_LOCUS from context now instead.
6890 This fixes a USE_MAPPED_LOCATION testsuite failure.
6892 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6894 2005-04-05 Per Bothner <per@bothner.com>
6896 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6897 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6898 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6901 2004-04-05 Devang Patel <dpatel@apple.com>
6903 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6904 (lhsr<mode>3): ... new name.
6905 (altivec_vsra<VI_char>): Rename to ..
6906 (ashr<mode>3): ... new name.
6907 * config/rs6000/rs6000.c (builtin_description): Rename shift
6910 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6912 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6913 gen_lowpart_for_combine.
6914 * cse.c (gen_lowpart_if_possible): Move...
6915 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6917 (gen_lowpart_no_emit_general): Use it.
6919 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6921 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6924 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6926 * system.h: Fix typo.
6928 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6930 * config/bfin/bfin-modes.def: New file.
6931 * config/bfin/bfin-protos.h: New file.
6932 * config/bfin/bfin.c: New file.
6933 * config/bfin/bfin.h: New file.
6934 * config/bfin/bfin.md: New file.
6935 * config/bfin/bfin.opt: New file.
6936 * config/bfin/crti.s: New file.
6937 * config/bfin/crtn.s: New file.
6938 * config/bfin/elf.h: New file.
6939 * config/bfin/lib1funcs.asm: New file.
6940 * config/bfin/predicates.md: New file.
6941 * config/bfin/t-bfin: New file.
6942 * config/bfin/t-bfin-elf: New file.
6943 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6944 Document new attributes.
6945 (interrupt, interrupt_handler, saveall): Update documentation for
6947 * doc/install.texi (Specific): Add entry for the Blackfin.
6948 * doc/invoke.texi (Blackfin Options): New section.
6949 * doc/md.texi (Blackfin family): New section to document constraints.
6950 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6952 2005-04-05 Olivier Hainque <hainque@adacore.com>
6954 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6955 match what the system unwinder expects.
6956 * config/mips/mips.c (mips_frame_set): If we're saving the return
6957 address register and the dwarf return address column number differs
6958 from the hard register number, adjust the note reg to refer to the
6961 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6963 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6964 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6965 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6966 (processor_type): New enum.
6967 (mn10300_processor): New variable.
6968 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6969 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6970 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6971 (PROCESSOR_DEFAULT): New macro.
6972 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6973 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6974 (mn10300_handle_option, mn10300_override_options): New functions.
6975 * config/mn10300/mn10300.opt: New file.
6977 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6978 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6980 PR tree-optimization/19903
6981 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6982 that don't fit in their type after conversion.
6984 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6987 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6988 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6989 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6990 flag here. Implement using define_insn_and_split.
6991 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6992 (frndintxf2_mask_pm_i387): New insn patterns.
6993 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6994 Do not set ix86_optimize_mode_switching flag.
6995 (ceilsf2, ceildf2, ceilxf2): Same.
6996 (btruncsf2, btruncdf2, btruncxf2): Same.
6997 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6999 2005-04-05 Ian Lance Taylor <ian@airs.com>
7002 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
7003 i386_pe_record_external_function.
7004 (i386_pe_record_external_function): Update declaration.
7005 * config/i386/winnt.c (struct extern_list): Add decl field.
7006 (i386_pe_record_external_function): Add decl parameter.
7007 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
7009 * config/i386/i386-protos.h (i386_pe_record_external_function):
7012 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
7014 * config/m68k/m68k-protos.h: Add a prototype for
7015 valid_dbcc_comparison_p_2.
7016 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
7017 extend_operator, const_uint32_operand, const_sint32_operand,
7018 general_src_operand, nonimmediate_src_operand,
7019 memory_src_operand, post_inc_operand, pre_dec_operand,
7020 pcrel_address): Move to predicates to predicates.md.
7021 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
7022 * config/m68k/m68k.md: Include predicates.md.
7023 * config/m68k/predicates.md: New.
7025 2005-04-04 Roger Sayle <roger@eyesopen.com>
7027 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
7029 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
7031 2005-04-04 Ian Lance Taylor <ian@airs.com>
7033 * c-typeck.c (struct c_switch): Rename switch_stmt field to
7035 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
7036 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
7037 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
7038 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
7039 * c-common.c (c_do_switch_warnings_1): New static function broken
7040 out of c_do_switch_warnings.
7041 (c_do_switch_warnings): Call c_do_switch_warnings_1.
7042 (c_do_switch_expr_warnings): New function.
7043 * c-common.h (c_do_switch_expr_warnings): Declare.
7045 2005-04-04 David Edelsohn <edelsohn@gnu.org>
7046 Daniel Jacobowitz <dan@codesourcery.com>
7048 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
7050 * rtlanal.c (may_trap_p): Same.
7052 2005-04-04 Dale Johannesen <dalej@apple.com>
7054 * ChangeLog: remove reference to ChangeLog.12.
7056 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
7058 CRIS epilogue as RTL.
7059 * config/cris/cris.md: Change all 0 in unspec 0 to
7061 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
7062 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
7064 ("return"): Change to define_expand. Call cris_expand_return for
7066 ("*return_expanded"): New pattern.
7067 ("epilogue"): New define_expand.
7068 * config/cris/cris.h (PREDICATE_CODES): Add
7069 cris_load_multiple_op.
7070 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
7072 (enum cris_retinsn_type): New.
7073 (struct machine_function): New member return_type.
7074 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
7075 (cris_target_asm_function_epilogue): Remove, moving RTLified
7077 (cris_expand_epilogue): New function.
7078 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
7079 (cris_gen_movem_load, cris_load_multiple_op)
7080 (cris_return_address_on_stack_for_return, cris_expand_return): New
7082 (cris_target_asm_function_prologue)
7083 (cris_initial_frame_pointer_offset): Call
7084 cris_reg_saved_in_regsave_area instead of complicated expression.
7085 Call cris_return_address_on_stack instead of an expression.
7086 (cris_print_operand) <case 'o', case 'O'>: New cases.
7087 (cris_return_address_on_stack): Change return-type to bool.
7088 (cris_simple_epilogue): Ditto. Return false if registers are
7090 * config/cris/cris-protos.h (cris_simple_epilogue)
7091 (cris_return_address_on_stack): Adjust prototype return type.
7092 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
7093 (cris_return_address_on_stack_for_return): New prototypes.
7095 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7097 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
7098 gpr_or_int12_operand.
7100 * config/frv/frv-protos.h: Add a prototype to
7101 frv_legitimate_memory_operand and frv_const_unspec_p.
7102 (frv_unspec): Move from frv.c.
7103 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
7104 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
7105 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
7106 gpr_or_fpr_operand, gpr_or_int12_operand,
7107 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
7108 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
7109 int6_operand, int5_operand, uint5_operand, uint4_operand,
7110 uint1_operand, int_2word_operand, uint16_operand,
7111 upper_int16_operand, integer_register_operand,
7112 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
7113 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
7114 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
7115 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
7116 move_destination_operand, movcc_fp_destination_operand,
7117 frv_function_symbol_referenced_p, move_source_operand,
7118 condexec_dest_operand, condexec_source_operand,
7119 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
7120 const_unspec_operand, gpr_or_memory_operand,
7121 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
7122 icc_operand, fcc_operand, cc_operand, icr_operand,
7123 fcr_operand, cr_operand, call_operand, sibcall_operand,
7124 symbolic_operand, relational_operator,
7125 integer_relational_operator, float_relational_operator,
7126 ccr_eqne_operator, minmax_operator,
7127 condexec_si_binary_operator, condexec_si_media_operator,
7128 condexec_si_divide_operator, condexec_si_unary_operator,
7129 condexec_sf_conv_operator, condexec_sf_add_operator,
7130 condexec_memory_operand, intop_compare_operator, acc_operand,
7131 even_acc_operand, quad_acc_operand, accg_operand: Move to
7133 * config/frv/frv.h (PREDICATE_CODES): Remove.
7134 * config/frv/frv.md: Include predicates.md.
7135 * config/frv/predicates.md: New.
7137 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7140 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
7141 * tree-ssa-loop-ivopts.c: Include langhooks.h.
7142 (add_standard_iv_candidates_for_size): New function, extracting code
7143 from add_standard_iv_candidates and parameterizing it by type size.
7144 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
7146 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
7148 * system.h (GCOV_SIZE_TYPE): Unposion.
7149 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
7150 (GCOV_TYPE_SIZE): ...this new macro.
7151 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
7152 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
7153 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
7154 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
7155 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
7156 instead of unsigned_intSI_type_node.
7157 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
7158 (rtl_gen_one_value_profiler_no_edge_manipulation)
7159 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
7160 * value-prof.c: Include coverage.h.
7162 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
7163 Diego Novillo <dnovillo@redhat.com>
7165 Fix PR tree-optimization/20703
7166 Fix PR tree-optimization/20725
7168 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
7169 (create_expression_by_pieces): Ditto.
7170 (valid_in_set): Ditto. Also handle tcc_declaration.
7171 (find_or_generate_expression): Handle comparison class.
7172 (insert_into_preds_of_block): Ditto.
7173 (insert_aux): Ditto.
7174 (create_value_expr_from): Handle comparison class, recursively
7175 handle reference nodes.
7176 (compute_avail): Handle comparison classes, rewrite a little cleaner.
7177 (execute_pre): Fix spacing.
7178 (do_fre): Renamed to execute_fre.
7180 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7182 * doc/invoke.texi (SPARC options): Document that
7183 -mlittle-endian is not supported on Linux either.
7185 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7189 * config.gcc (Obsolete configurations): Remove
7190 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
7191 (sparclite-*-coff*): Delete.
7192 (sparclite-*-elf*): Likewise.
7193 (sparc86x-*-elf*): Likewise.
7194 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
7195 * config/sparc/lite.h: Delete.
7196 * config/sparc/litecoff.h: Likewise.
7197 * config/sparc/liteelf.h: Likewise.
7198 * config/sparc/sp86x-elf.h: Likewise.
7199 * config/sparc/t-sparclite: Likewise.
7200 * config/sparc/t-sp86x: Likewise.
7202 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
7204 * config/s390/s390-protos.h: (s390_comparison,
7205 s390_alc_comparison, s390_slb_comparison, const0_operand,
7206 consttable_operand, larl_operand, s_operand,
7207 shift_count_operand, bras_sym_operand, load_multiple_operation,
7208 store_multiple_operation, s390_plus_operand): Remove prototypes.
7209 (s390_legitimate_address_without_index_p): New prototype.
7210 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
7212 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
7213 const0_operand, consttable_operand, larl_operand, s_operand,
7214 shift_count_operand, bras_sym_operand, load_multiple_operation,
7215 store_multiple_operation, s390_plus_operand): Move to
7217 (check_mode): Remove.
7218 (s390_branch_condition_mask): Remove 'static'. Move prototype to
7220 (s390_legitimate_address_without_index_p): New.
7221 * config/s390/s390.h (PREDICATE_CODES): Remove.
7222 * config/s390/s390.md: Include predicates.md.
7223 * config/s390/predicates.md: New.
7225 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7228 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
7229 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
7230 (NEED_INDICATE_EXEC_STACK): Define to 1.
7231 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
7232 (NEED_INDICATE_EXEC_STACK): Define to 1.
7233 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
7234 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
7235 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
7236 (pic_helper_emitted_p): New global.
7237 (emit_pic_helper): New function extracted from...
7238 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
7239 Do not call emit_pic_helper if delay_pic_helper is true.
7240 (sparc_expand_prologue): Pass 'false' to load_pic_register.
7241 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
7242 (sparc_file_end): New function.
7244 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7246 * config/mcore/mcore-protos.h: Remove the prototypes for
7247 mcore_arith_reg_operand, mcore_general_movsrc_operand,
7248 mcore_general_movdst_operand, mcore_reload_operand,
7249 mcore_arith_J_operand, mcore_arith_K_operand,
7250 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
7251 mcore_arith_K_S_operand, mcore_arith_imm_operand,
7252 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7253 mcore_literal_K_operand, mcore_addsub_operand,
7254 mcore_compare_operand, mcore_load_multiple_operation,
7255 mcore_store_multiple_operation, mcore_call_address_operand.
7256 Add a prototype for const_ok_for_mcore.
7257 * config/mcore/mcore.c (mcore_call_address_operand,
7258 mcore_general_movsrc_operand, mcore_general_movdst_operand,
7259 mcore_arith_reg_operand, mcore_reload_operand,
7260 mcore_arith_J_operand, mcore_arith_K_operand,
7261 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
7262 mcore_arith_M_operand, mcore_arith_imm_operand,
7263 mcore_arith_any_imm_operand, mcore_arith_O_operand,
7264 mcore_literal_K_operand, mcore_addsub_operand,
7265 mcore_compare_operand, mcore_load_multiple_operation,
7266 mcore_store_multiple_operation): Move to predicates.md.
7267 (const_ok_for_mcore): Export.
7268 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
7269 * config/mcore/mcore.md: Include predicates.md.
7270 * config/mcore/predicates.md: New.
7272 * config/mcore/predicates.md: Fix a comment typo.
7274 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
7275 Adrian Straetling <straetling@de.ibm.com>
7277 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
7278 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
7279 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
7281 ("imul"): Removed from "type" attribute.
7282 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
7283 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
7284 Changed type to imulsi.
7285 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
7287 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7289 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
7290 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
7291 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
7292 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
7293 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
7294 (TARGET_SWITCHES, mcore_stack_increment_string)
7295 (TARGET_OPTIONS): Delete.
7296 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
7297 than *_BIT constants.
7298 (TARGET_8ALIGN): #undef old definition before redefining to 1.
7299 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
7300 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
7301 (mcore_override_options): Delete mcore_stack_increment code.
7302 Change use of M340_BIT to MASK_M340.
7303 * config/mcore/mcore.opt: New file.
7305 2005-04-04 Ian Lance Taylor <ian@airs.com>
7307 * config/arm/arm.c (replace_symbols_in_block): Remove static
7310 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
7312 * config/fr30/fr30-protos.h: Remove the prototypes for
7313 stack_add_operand, add_immediate_operand,
7314 high_register_operand, low_register_operand, call_operand,
7315 di_operand, and nonimmediate_di_operand.
7316 * config/fr30/fr30.c (stack_add_operand,
7317 add_immediate_operand, high_register_operand,
7318 low_register_operand, call_operand, di_operand,
7319 nonimmediate_di_operand): Move to predicates.md.
7320 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
7321 * config/fr30/fr30.md: Include predicates.md.
7322 * config/fr30/predicates.md: New.
7324 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
7325 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
7326 mcore_call_address_operand.
7328 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
7329 general_movsrc_operand.
7331 2005-04-04 Alan Modra <amodra@bigpond.net.au>
7333 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
7336 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
7339 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
7342 2005-04-04 Richard Henderson <rth@redhat.com>
7343 Jakub Jelinek <jakub@redhat.com>
7345 PR rtl-optimization/16104
7346 * fold-const.c (fold_unary): Fix folding of vector conversions.
7348 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7350 * config.gcc (xstormy16-*-elf): Set extra_options.
7351 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
7352 * config/stormy16/stormy16.opt: New file.
7354 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7356 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
7357 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
7358 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
7359 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
7360 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
7361 (TARGET_UNIX_ASM): Delete.
7362 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
7363 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
7364 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
7365 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7366 * config/pdp11/pdp11.opt: New file.
7368 2005-04-03 Roger Sayle <roger@eyesopen.com>
7369 Alexandre Oliva <aoliva@redhat.com>
7372 * fold-const.c (non_lvalue): Split tests into...
7373 (maybe_lvalue_p): New function.
7374 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
7375 C++ front-end prior to lowering into gimple form.
7377 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7379 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
7380 BUILT_IN_STRNCASECMP): New.
7381 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
7384 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
7387 * arm.md (addsi3_compare0_for_combiner): Delete.
7388 (addsi3_compare0_scratch_for_combiner): Delete.
7389 (cmpsi_neg_shiftsi): Delete.
7390 (compare_negsi_si): New pattern.
7391 (cmpsi_negshiftsi_si): New pattern.
7392 (negated_cbranchsi4): Restrict to equality_operator.
7394 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7397 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7399 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7402 * doc/install.texi: Fix a typo.
7404 2005-04-03 Steven Bosscher <stevenb@suse.de>
7407 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7408 a computed goto if the edge to the computed goto block has
7409 incoming abnormal edges. Clarify how the function works.
7411 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7413 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7414 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7415 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7416 hash_scan_set, reg_set_between_after_reload_p,
7417 reg_used_between_after_reload_p, get_avail_load_store_reg,
7418 eliminate_partially_redundant_load): Likewise.
7419 * postreload.c (reload_cse_simplify_set,
7420 reload_combine_note_use): Likewise.
7421 * predict.c (predict_insn, expected_value_to_br_prob,
7422 propagate_freq, expensive_function_p): Likewise.
7423 * print-rtl.c (print_rtx): Likewise.
7424 * profile.c (instrument_edges, instrument_values,
7425 compute_branch_probabilities, branch_prob, union_groups,
7426 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7427 * protoize.c (in_system_include_dir, file_could_be_converted,
7428 file_normally_convertible, gen_aux_info_file, seek_to_line,
7429 do_cleaning): Likewise.
7430 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7431 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7432 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7434 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7436 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7437 * modulo-sched.c (undo_replace_buff_elem): New structure.
7438 (kernel_number_of_cycles, ps_unschedule_node,
7439 undo_generate_reg_moves,free_undo_replace_buff,
7440 undo_permute_partial_schedule, loop_single_full_bb_p,
7441 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7442 build_loops_structure, get_sched_window): New.
7443 (generate_reg_moves): Return undo_replace_buff_elem and other
7445 (generate_prolog_epilog): Remove old loop versioning.
7446 (sms_schedule): Use loop information and loop_version.
7447 (sms_schedule_by_order): Split part of it to get_sched_window.
7448 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7449 cfg_layout_finalize and free_dominance_info before/after SMS.
7451 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7453 * cfghooks.c (lv_flush_pending_stmts,
7454 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7455 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7456 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7457 lv_add_condition_to_bb,
7458 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7459 flush_pending_stmts): New in cfg_hooks structure.
7460 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7461 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7462 lv_add_condition_to_bb): New declarations.
7463 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7465 (loop_version): Declare.
7466 * cfgloopmanip.c (cfghooks.h): Include.
7467 (duplicate_loop_to_header_edge): Change return type to bool.
7468 (loop_version, lv_adjust_loop_entry_edge): Move here.
7469 * cfgrtl.c (cfgloop.h): Include.
7470 (rtl_verify_flow_info_1): Fix.
7471 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7472 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7474 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7475 tree_lv_add_condition_to_bb): New.
7476 (tree_cfg_hooks): Add new hooks to initialization.
7477 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7478 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7480 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7482 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7483 xstormy16_below100_or_register,
7484 xstormy16_splittable_below100_or_register, and
7485 nonimmediate_nonstack_operand.
7487 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7488 xstormy16_ineqsi_operator, equality_operator,
7489 inequality_operator, shift_operator,
7490 xstormy16_below100_operand, xstormy16_below100_or_register,
7491 xstormy16_splittable_below100_or_register,
7492 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7493 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7494 equality_operator, inequality_operator,
7495 xstormy16_below100_operand, xstormy16_below100_or_register,
7496 xstormy16_splittable_below100_or_register,
7497 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7498 nonimmediate_nonstack_operand, shift_operator): Move to
7500 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7501 * config/stormy16/stormy16.md: Include predicates.md.
7502 * config/stormy16/predicates.md: New.
7504 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7506 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7507 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7508 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7509 move_operand, power_of_2_operand): Move to predicates.md.
7510 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7511 PREDICATE_CODE): Remove.
7512 * config/iq2000/iq2000.md: Include predicates.md.
7513 * config/iq2000/predicates.md: New.
7515 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7517 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7518 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7519 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7520 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7521 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7522 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7523 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7524 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7525 (TARGET_M68HC11): Delete.
7526 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7527 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7528 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7529 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7530 (nb_soft_regs): Delete.
7531 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7532 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7533 and MASK_M6812 being set simultaneously. Change the code that sets
7534 the default m68hc11_soft_reg_count to use integers instead of strings.
7535 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7536 m68hc11_soft_reg_count (which now has an int type) as the number
7538 * config/m68hc11/m68hc11.opt: New file.
7540 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7542 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7543 fp_displacement_operand, sp_displacement_operand.
7545 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7547 Remove the prototypes for tst_operand, cmp_operand,
7548 stack_register_operand, d_register_operand,
7549 hard_addr_reg_operand, splitable_operand,
7550 m68hc11_logical_operator, m68hc11_arith_operator,
7551 m68hc11_non_shift_operator, m68hc11_shift_operator,
7552 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7553 non_push_operand, hard_reg_operand, and
7554 reg_or_some_mem_operand.
7555 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7557 (tst_operand, cmp_operand, non_push_operand,
7558 splitable_operand, reg_or_some_mem_operand,
7559 stack_register_operand, d_register_operand,
7560 hard_addr_reg_operand, hard_reg_operand,
7561 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7562 m68hc11_arith_operator, m68hc11_non_shift_operator,
7563 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7565 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7566 * config/m68hc11/m68hc11.md: Include predicates.md.
7567 * config/m68hc11/predicates.md: New.
7569 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7572 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7573 change checked in along with 2005-03-03's patch for debug/20253.
7574 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7575 (remap_decl): Insert type decl in map earlier.
7577 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7579 PR tree-optimization/20640
7580 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7581 post-dominator if it has phi nodes.
7582 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7583 before dead statements.
7585 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7588 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7590 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7592 PR rtl-optimization/20290
7593 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7594 in every iteration if the entry point is the exit test.
7596 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7598 * config/cris/cris.md (attribute "length"): Define.
7600 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7602 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7603 (word_offset_memref_operand): New.
7604 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7605 (indexed_or_indirect_operand): Delete.
7606 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7607 (indexed_or_indirect_operand): Delete.
7609 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7612 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7615 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7616 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7618 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7620 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7622 2005-04-01 Ian Lance Taylor <ian@airs.com>
7624 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7625 (rus, prus): Remove static variables.
7626 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7627 (process_command): Permit report_times and use_pipes together.
7629 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7631 * c-decl.c (validate_proto_after_old_defn): Look at
7632 TYPE_MAIN_VARIANT of argument types.
7634 2005-04-01 Paul Brook <paul@codesourcery.com>
7636 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7637 (arm_output_function_epilogue): Allow call_via_SP.
7638 (thumb_call_via_reg, arm_file_end): Ditto.
7639 * config/arm/arm.h (struct machine_function): Include space for SP.
7640 (thumb_call_via_label): Update declaration.
7642 2005-04-01 Ian Lance Taylor <ian@airs.com>
7644 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7645 doing a peephole optimization, once again put any notes in the
7648 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7650 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7652 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7654 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7655 (block_alloc, find_free_reg): Likewise.
7656 * loop-doloop.c (doloop_modify): Likewise.
7657 * loop-invariant.c (record_use): Likewise.
7658 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7659 get_iv_value, canon_condition, eliminate_implied_condition,
7660 eliminate_implied_condition, simplify_using_initial_values,
7661 shorten_into_mode, canonicalize_iv_subregs,
7662 iv_number_of_iterations): Likewise.
7663 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7664 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7665 unswitch_loop): Likewise.
7666 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7667 move_movables, replace_call_address, find_and_verify_loops,
7668 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7669 record_giv, final_giv_value, general_induction_var,
7670 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7671 loop_giv_dump): Likewise.
7673 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7674 GCOV_CHECK_WRITING): Remove.
7675 (gcov_position, gcov_rewrite): Use gcc_assert.
7676 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7677 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7678 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7681 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7683 * tree-inline.c: Fix a typo.
7685 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7687 * configure.ac (enable-checking): Explicitly set all variables for
7688 collective switch values. Alphabetize variables. Rename
7689 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7691 * doc/install.texi (enable-checking): Update documentation.
7692 * configure: Rebuilt.
7694 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7696 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7699 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7701 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7702 Also reject cases where this pattern will cause load delay stalls
7703 unless optimizing for size and it will produce a shorter sequence.
7704 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7705 variants to avoid pre-adjusting the base when possible.
7707 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7709 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7710 the frame and argument pointers.
7711 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7712 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7713 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7714 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7715 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7716 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7718 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7720 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7721 with entry for selectany attribute.
7722 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7724 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7725 (i386_pe_asm_named_section): Handle sections generated by
7726 selectany attribute.
7727 * doc/extend.texi (selectany): Document attribute.
7729 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7730 Jan Hubicka <jh@suse.cz>
7732 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7733 to fix addresses involving EBP and ESP.
7734 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7735 for SUBREGed registers.
7736 (legitimate_address_p): Accept SUBREGed registers.
7738 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7741 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7742 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7745 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7747 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7749 2005-04-01 James E Wilson <wilson@specifixinc.com>
7752 * dwarf2out.c (rtl_for_decl_init): New function.
7753 (rtl_for_decl_location): Extracted from here.
7754 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7755 add_const_value_attribute. Delete initializer_constant_valid_p call.
7757 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7759 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7760 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7761 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7762 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7763 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7764 config/i386/i386.md, config/rs6000/predicates.md,
7765 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7766 config/s390/s390.c, config/stormy16/stormy16.c,
7767 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7770 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7773 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7774 COND_EXPR and CALL_EXPR.
7776 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7779 * genautomata.c (first_cycle_unit_presence): Check all alternative
7780 states for unit presence.
7782 * doc/md.texi: Remove remark about impossibility to query unit
7783 presence in non nondeterministic automaton state.
7785 * config/ia64/ia64.c (get_template): Change order of unit querying.
7787 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7789 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7792 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7794 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7795 flag for edges outside any loops.
7797 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7799 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7801 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7803 * tree-ssa-alias.c: Follow spelling conventions.
7804 * doc/tree-ssa.texi: Fix a typo.
7806 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7808 * postreload-gcse.c: Include target.h.
7809 (gcse_after_reload_main): Return early if we cannot modify jumps.
7810 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7812 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7814 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7815 expensive operations.
7817 2005-03-31 Ian Lance Taylor <ian@airs.com>
7819 * collect2.c (lderrout): New variable.
7820 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7821 if it is set, to stderr.
7822 (handler): Unlink lderrout if it is set.
7823 (dump_file): Add "to" parameter. Change all callers.
7824 (main): Initialize lderrout.
7825 (collect_execute): Add errname parameter. Change all callers.
7826 Rename redir parameter to outname. Never pass
7827 PEX_STDERR_TO_STDOUT to pex_run.
7828 * collect2.h (collect_execute, dump_file): Update declarations.
7829 * tlink.c (tlink_execute): Add errname parameter. Change all
7831 (do_tlink): Check lderrout as well as ldout.
7833 2005-03-31 Caroline Tice <ctice@apple.com>
7835 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7836 (bb-reorder.o): Add errors.h to list of requirements.
7837 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7838 profiledbootstrap flags.
7839 * bb-reorder.c (errors.h): Add new include.
7840 (struct bbro_basic_block_data_def): Add new field, in_trace.
7841 (add_unlikely_executed_notes): Remove function.
7842 (mark_bb_for_unlikely_executed_section): Remove function.
7843 (insert_section_boundary_note): New function.
7844 (verify_hot_cold_block_grouping): New function.
7845 (push_to_next_round_p): Remove variables and tests that push all
7846 cold blocks to last round.
7847 (find_traces): Remove code that added extra round of trace finding
7848 when doing partitioning.
7849 (find_traces_1_round) : Remove variable last_round; add code to
7850 update new struct field, in_trace; correct trace_length where it was
7851 incorrect before (after call to copy_bb); change code that pushed all
7852 cold blocks to last round. Instead verify that all blocks going into
7853 a trace belong in the same partition.
7854 (connect_traces): Modify to connect the traces in two passes, if the
7855 function contains both hot and cold blocks. The first pass connects
7856 all the traces for blocks in the partition that the first block in
7857 the function belongs to; the second pass connnects all the traces
7858 containing blocks that belong in the other partition.
7859 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7860 code that automatically put the first block in a function into the
7861 hot partition if the function had any hot blocks.
7862 (fix_crossing_unconditional_branches): Check number of succ edges
7863 before attempting to get one.
7864 (fix_edges_for_rarely_executed_code): Update comment describing
7866 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7867 remove call to add_unlikely_executed_notes; add call to
7868 verify_hot_cold_block_grouping.
7869 (duplicate_computed_gotos): Don't change computed goto if it's a
7871 (partition_hot_cold_basic_blocks): Update function comment.
7872 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7874 (try_forward_edges): Likewise.
7875 (merge_blocks_move_predecessor_nojumps): Likewise.
7876 (merge_blocks_move_successor_nojumps): Likewise.
7877 (merge_blocks_move): Likewise.
7878 (try_crossjump_bb): Likewise.
7879 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7880 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7881 notes to cold bb's; remove call to update_unlikely_executed_notes.
7882 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7883 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7884 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7885 function declaration.
7886 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7888 (rtl_can_merge_blocks): Remove redundancy from condition.
7889 (try_redirect_by_replacing_jump): Likewise.
7890 (force_nonfallthru_and_redirect): Remove code for adding
7891 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7892 (commit_one_edge_insertion): Likewise.
7893 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7894 * dbxout.c (FORCE_TEXT): Replace function_section with
7895 current_function_section.
7896 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7897 function, switch_text_section.
7898 (struct xcoff_debug): Likewise.
7899 (dbxout_function_end): Add code to put out label diffs for both
7900 hot and cold sections.
7901 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7902 for new debug_hooks funciton, switch_text_section..
7903 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7904 switch_text_section.
7905 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7906 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7907 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7908 dw_fde_switched_sections.
7909 (output_call_frame_info): Add test to see if function switches text
7910 sections in the middle; if so, use appropriate extra hot and cold
7911 section labels to compute size deltas for the hot and cold sections.
7912 (dwarf2out_begin_prologue): Add code to initialize new fields in
7914 (dwarf2out_switch_text_section): New function (invoked through
7915 debug_hook); updates new fields in dw_fde_struct appropriately and
7916 increments separate_line_info_table_in_use.
7917 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7918 dwarf2out_switch_text_section.
7919 (struct var_loc_node): Add new field, section_label.
7920 (output_aranges): Add code to check whether in hot or cold section and
7921 use the appropriate label in calculating deltas.
7922 (output_ranges): Likewise.
7923 (output_line_info): Add code to check which section we're in and
7924 use appropriate hot/cold label.
7925 (add_location_or_constant_value_attribute): Likewise.
7926 (gen_subprogam_die): Modify arange attributes to use correct labels.
7927 (dwarf2out_begin_block): Change call to function_section into call to
7928 current_function_section.
7929 (dwarf2out_end_block): Likewise.
7930 (dwarf2out_source_line): Likewise.
7931 (dwarf2out_var_location): Add code to check whether in hot or cold
7932 section and use the appropriate label.
7933 * except.c (output_function_exception_table): Change call to
7934 function_section into call to current_function_section.
7935 * final.c (profile_function): Likewise.
7936 (scan_ahead_for_unlikely_executed_note): Remove function.
7937 (final_scan_insn): Remove calls to
7938 scan_ahead_for_unlikely_executed_note, and related code for switching
7939 to cold section, except for the single time
7940 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7941 debug_hooks->switch_text_sections; replace appropriate calls to
7942 function_section with calls to current_function_section.
7943 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7944 test_bb to condition.
7945 (find_if_case_2): Likewise.
7946 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7947 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7948 * opts.c (decode_options): Change warning about hot/cold partitioning
7949 with exceptionss to inform (so as not to cause bootstrap failures);
7950 remove warning about partitioning with DWARF debug info.
7951 * output.h (current_function_section): Add new function decl.
7952 (insert_section_boundary_note): Likewise.
7953 (enum in_section): Move this declaration here from varasm.c.
7954 (unlikely_section_label): Likewise.
7955 (unlikely_text_section_name): Likewise.
7956 (last_text_section_name): New global variable.
7957 (last_text_section): Likewise.
7958 (hot_section_label): Likewise.
7959 (hot_section_end_label): Likewise.
7960 (cold_section_end_label): Likewise.
7961 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7962 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7963 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7964 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7965 insn from consideration.
7966 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7967 switch_text_section.
7968 * varasm.c (basic-block.h): Add new include.
7969 (unlikely_section_label_printed): Remove global variable.
7970 (unlikely_section_label): Make global variable not be static any more.
7971 (unlikely_text_section_name): Likewise.
7972 (hot_section_end_label): New global variable (not static)
7973 (first_function_block_is_cold): Likewise.
7974 (hot_section_label): Likewise.
7975 (cold_section_end_label): Likewise..
7976 (last_text_section): New global variable, not static.
7977 (last_text_section_name): New global variable, not static.
7978 (initialize_cold_section_name): New function.
7979 (enum in_section): Move declaration to output.h.
7980 (text_section): Update last_text_section.
7981 (unlikely_text_section): Replace code to determine cold section name
7982 with call to initialize_cold_section_name; Add code to update
7983 last_text_section; remove code for printing out label.
7984 (named_section_real): Add code to update last_text_section and
7985 last_text_section_name as appropriate.
7986 (function_section): Change test for 'unlikely' to depend on
7987 first_function_block_is_cold (moved old test to
7988 current_function_section).
7989 (current_function_section): New function.
7990 (assemble_start_function): Move code that frees
7991 unlikely_text_section_name; initialize hot_section_end_label;
7992 print hot and cold section labels at the start of the function;
7993 set first_function_block_is_cold, if appropriate; initialize l
7994 ast_text_section; add call to insert_section_boundary_note.
7995 (assemble_end_function): Add code to write out hot and cold section
7997 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7998 switch_text_section.
7999 * config/darwin.c (machopic_select_section): Replace incorrect
8000 function in base_funs; update reloc for cold sections if necessary.
8001 * config/darwin.h (SECTION_FUNCTION): Add code to update
8002 last_text_section if appropriate.
8003 (text_unlikely_section): Remove.
8004 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
8005 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
8006 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
8007 partitioning for this architecture.
8009 2005-03-31 Olivier Hainque <hainque@adacore.com>
8011 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
8012 defined and non-zero.
8014 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
8017 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
8020 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8023 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
8024 label operand. Remove (use (unspec..)). Don't emit a label on
8026 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
8027 generate inline label for load_toc_v4_PIC_1b.
8028 (rs6000_emit_load_toc_table): Likewise.
8030 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8032 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
8033 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
8035 2005-03-29 Devang Patel <dpatel@apple.com>
8037 * tree-sra.c (decide_block_copy): Disable scalarization of
8040 2005-03-30 Stuart Hastings <stuart@apple.com>
8041 Dale Johannesen <dalej@apple.com>
8043 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
8044 * print-tree.c (print_node): Add case STATEMENT_LIST.
8046 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8048 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
8049 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
8050 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
8051 is given with "powerpc64*" or "all", or when --with-cpu chooses
8054 2005-03-30 James E. Wilson <wilson@specifixinc.com>
8057 * dwarf2out.c (add_high_low_attributes): New function, extracted from
8058 gen_lexical_block_die.
8059 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
8061 2005-03-31 Jan Hubicka <jh@suse.cz>
8063 2004-11-02 Jan Hubicka <jh@suse.cz>
8065 * cgraph.c (cgraph_varpool_node_name): New function.
8066 (dump_cgraph_varpool_node): New function.
8067 (dump_varpool): New function.
8068 * cgraphunit.c (cgraph_optimize): Dump varpool.
8070 2004-10-16 Jan Hubicka <jh@suse.cz>
8072 * cgraph.c (decide_is_variable_needed): New function.
8073 (cgraph_varpool_finalize_decl): Use it.
8074 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
8076 * final.c (output_addr_const): Do not call mark_referenced.
8077 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
8078 always go via cgraph.
8079 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
8080 (check_global_declarations): Ifdef out code clearing DECL_RTL.
8081 * tree-optimize.c (execute_inline): Mark functions called.
8082 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
8084 2004-10-11 Jan Hubicka <jh@suse.cz>
8086 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
8087 (cgraph_varpool_last_needed_node): New static variable.
8088 (enqueue_needed_varpool_node): Break out from ...; add items to the
8089 end of queue; update first pointers.
8090 (cgraph_varpool_mark_needed_node): ... here.
8091 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
8092 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
8093 * cgraph.h (cgraph_varpool_node): Add analyzed field.
8094 (cgraph_varpool_first_unanalyzed_node): Declare.
8095 * cgraphunit.c: Include output.h.
8096 (cgraph_varpool_analyze_pending_decls): New function.
8097 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
8098 for errors, analyze pending decls.
8099 (cgraph_finalize_compilation_unit): Only analyze decls.
8100 (cgraph_optimize): Assemble the decls after expanding.
8102 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
8104 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
8105 subvars get marked properly in tags for grouping.
8106 (add_pointed_to_var): Mark only actual pointed to
8107 variables/subvars in addresses needed.
8108 (create_overlap_variables_for): Clear call clobbered on original
8110 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
8111 addresable vars with subvars into list.
8112 * tree-ssa.c (verify_ssa_name): Verify original is not used where
8115 2005-03-30 Richard Henderson <rth@redhat.com>
8117 * cgraph.h (struct cgraph_node): Add alias.
8118 * varasm.c (assemble_alias): Set it.
8119 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
8120 avoid calling cgraph_expand_function.
8122 2005-03-30 Tom Tromey <tromey@redhat.com>
8124 * tree.def (FILE_TYPE): Removed.
8125 * typeclass.h (enum type_class): Removed file_type_class.
8126 * dwarf2out.c (is_base_type): Updated.
8127 (gen_type_die): Likewise.
8128 * dbxout.c (dbxout_type): Updated.
8129 * builtins.c (type_to_class): Updated.
8130 * tree.c (type_contains_placeholder_1): Updated.
8131 * config/sparc/sparc.c (sparc_type_code): Updated.
8132 * config/ia64/ia64.c (hfa_element_mode): Updated.
8133 * expr.c (count_type_elements): Updated.
8134 * stor-layout.c (layout_type): Updated.
8135 * tree-inline.c (remap_type): Updated.
8136 * tree-pretty-print.c (dump_generic_node): Updated.
8138 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
8140 * builtins.c (expand_builtin_powi): Fix mode of
8141 2nd argument to match int.
8142 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
8143 2nd argument type to int.
8144 * libgcc2.c: Change prototype of __powi* functions to use
8147 2005-03-30 Dale Johannesen <dalej@apple.com>
8150 * calls.c (expand_call): Flush pending deferrals before
8153 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8157 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
8158 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
8159 c_label_context, label_context_stack): New.
8160 * c-decl.c (define_label): Check for jumps into statement
8161 expressions. Add label to list of defined labels.
8162 (start_function): Push context on label_context_stack.
8163 (finish_function): Pop context from label_context_stack.
8164 * c-typeck.c (label_context_stack): New.
8165 (c_finish_goto_label): Check for jumps into statement
8166 expressions. Add label to list of jumped to labels.
8167 (struct c_switch): Add blocked_stmt_expr.
8168 (c_start_case): Initialize it.
8169 (do_case): Check it.
8170 (c_finish_case): Verify !blocked_stmt_expr.
8171 (c_begin_stmt_expr): Push context on label_context_stack.
8172 Increment blocked_stmt_expr. Mark labels jumped to from outside
8174 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
8175 defined in the statement expression and no longer jumpable to.
8176 Mark labels jumped to from just outside the statement expression
8177 as again definable. Pop context from label_context_stack.
8178 * doc/extend.texi (Statement Exprs): Update.
8180 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
8183 * c-decl.c (start_function): Check for old_decl being
8186 2005-03-30 Ian Lance Taylor <ian@airs.com>
8188 * final.c (final): Remove prescan parameter. Change all callers.
8189 (final_scan_insn): Remove prescan parameter. Change all callers.
8191 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
8193 * tree-vectorizer.c: Fix comment typos.
8195 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
8197 * tree-scalar-evolution.c (instantiate_parameters_1): Return
8198 as soon as a chrec_dont_know is detected.
8200 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
8202 Merge from csl-arm-branch.
8203 2004-02-12 Mark Mitchell <mark@codesourcery.com>
8205 * tlink.c (recompile_files): Do not assume that "rename" can
8206 overwrite an existing file.
8208 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
8210 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
8211 * gcc/configure: Regenerate.
8213 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8215 * doc/install.texi: Update binutils requirement for powerpc*-linux.
8217 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
8219 * calls.c (struct arg_data): Update "partial" comment.
8220 (load_register_parameters): Update "nregs" comment.
8222 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8224 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
8225 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
8226 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
8227 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
8228 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
8229 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
8230 than target_flags & 0.
8231 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
8232 (iq2000_arch, iq2000_parse_cpu): Delete.
8233 (TARGET_HANDLE_OPTION): Override default.
8234 (iq2000_handle_option): New function.
8235 (override_options): Remove -march= and -mcpu= handling.
8236 * config/iq2000/iq2000.opt: New file.
8238 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8240 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
8241 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
8242 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
8243 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
8244 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
8245 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
8246 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
8247 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
8248 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
8249 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
8250 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
8251 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
8252 (c4x_rpts_cycles_string, c4x_cpu_version_string)
8253 (TARGET_OPTIONS): Delete.
8254 (c4x_rpts_cycles, c4x_cpu_version): Declare.
8255 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
8256 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
8257 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
8258 (c4x_cpu_version_string): Delete.
8259 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8260 (c4x_handle_option): New function. Map -m3x and -m4x options to the
8261 equivalent -mcpu= option.
8262 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
8263 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
8264 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
8265 or clearing the appropriate MASK_* bit.
8266 (c4x_file_start): Use c4x_cpu_version.
8267 * config/c4x/c4x.opt: New file.
8269 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8271 * doc/options.texi: Document the new MaskExists flag.
8272 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
8273 if the option has the MaskExists flag.
8275 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
8277 * opt-functions.awk (flag_set_p, test_flag): New functions.
8278 (switch_flags): Use them.
8279 * opth-gen.awk: Use flag_set_p to check for flags.
8280 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
8282 2005-03-30 Ian Lance Taylor <ian@airs.com>
8284 * config.host (i[34567]86-*-mingw32*): Don't set
8285 host_can_use_collect2 to no.
8287 2005-03-30 Alan Modra <amodra@bigpond.net.au>
8290 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
8291 Remove convert_memory_address call duplicating that in memory_address.
8293 2005-03-29 Richard Henderson <rth@redhat.com>
8296 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
8297 (build_compound_literal): Likewise. Propagate decl type into the
8299 (finish_decl): Likewise. Use new return value from complete_array_type
8300 for zero sized arrays.
8301 (complete_array_type): Move ...
8302 * c-common.c (complete_array_type): ... here. Change first argument
8303 to pointer-to-type-node. Consistently use sizetype for the index
8304 except for zero sized arrays. Detect zero sized arrays for pedantic
8305 mode diagnostics. Create a new type node instead of modifying the
8307 * c-tree.h (complete_array_type): Move decl ...
8308 * c-common.h (complete_array_type): ... here.
8310 2005-03-29 Richard Henderson <rth@redhat.com>
8313 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
8315 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
8317 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
8318 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
8319 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
8320 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
8322 2005-03-29 Eric Christopher <echristo@redhat.com>
8324 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
8325 truthvalue conversion removal.
8327 2005-03-29 Ian Lance Taylor <ian@airs.com>
8330 * collect2.c: Never include <vfork.h>.
8331 (VFORK_STRING, vfork): Don't define.
8332 (pid): Remove global variable.
8333 (handler): Call raise instead of kill (getpid(), ...).
8334 (collect_wait): Add pex parameter. Change all callers. Use
8335 pex_get_status rather than pwait.
8336 (do_wait): Add pex parameter. Change all callers.
8337 (collect_execute): Return struct pex_obj * rather than void. Use
8338 pex routines rather than pexecute.
8339 (fork_execute): Get pex_obj from collect_execute, and pass it to
8341 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
8342 Only declare quit_handler if SIGQUIT is defined.
8343 (scan_libraries): Likewise.
8344 * collect2.h (collect_execute): Update declaration.
8345 (collect_wait): Update declaration.
8346 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
8347 pass it to collect_wait.
8349 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
8352 * c-parser.c (c_parser_compound_statement_nostart): Give error
8353 message for EOF instead of just setting parser->error.
8355 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
8357 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
8358 (slpeel_update_phi_nodes_for_guard1): New function.
8359 (slpeel_update_phi_nodes_for_guard2): New function.
8360 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
8361 of slpeel_update_phi_nodes_for_guard.
8362 (vectorize_loops): Remove call to loop_closed_rewrite.
8363 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
8366 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
8368 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
8369 (TARGET_LITTLE_ENDIAN): New macro.
8370 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
8371 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
8372 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8373 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
8374 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
8375 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
8376 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
8377 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
8378 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
8379 (TARGET_OPTIONS): Delete.
8380 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
8381 (CACHE_FLUSH_TRAP): Turn into an integer.
8382 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
8383 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
8384 -mflush-trap is in use.
8385 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
8386 (m32r_cache_flush_trap_string): Delete.
8387 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8388 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8389 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8390 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8391 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8392 -mmodel= and -msdata= handling from...
8393 (m32r_init): ...here.
8394 * config/m32r/m32r.opt: New file.
8396 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8398 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8399 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8400 * tree-vect-analyze.c (vect_object_analysis): additional parm
8401 pass back a "struct ptr_info_def *" with the points-to info.
8402 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8403 statement using info returned from vect_object_analysis.
8404 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8405 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8406 for virtual uses and defs when creating a replacement vector
8407 reference. Call duplicate_ssa_name_ptr_info to define points-to
8408 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8409 (vectorizable_store): copy_virtual_operands and update
8410 definition statements.
8411 (vectorizable_load): copy_virtual_operands. Remove call to
8412 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8413 * tree-vectorizer.c (vectorize_loops): Remove calls to
8414 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8415 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8416 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8417 define macro STMT_VINFO_PTR_INFO for use in accessing.
8418 * tree.h add export of duplicate_ssa_name_ptr_info.
8419 * rs6000.c (altivec_init_builtins): Declare builtin function
8420 __builtin_altivec_mask_for_load to be "const".
8422 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8425 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8426 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8427 assemble_variable on aliases.
8428 * varasm.c (assemble_alias): Set node->alias.
8429 * toplev.c (wrapup_global_declarations): Don't call
8430 rest_of_decl_compilation on aliases again.
8432 2005-03-29 Paul Brook <paul@codesourcery.com>
8434 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8435 * config/arm/arm.c (arm_dbx_register_number): New function.
8436 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8438 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8441 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8442 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8444 2005-03-29 Dale Johannesen <dalej@apple.com>
8446 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8447 $(TREE_H) and $(COVERAGE_H).
8448 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8449 * opts.c (common_handle_option): Enable tree-based value transforms.
8450 * toplev.c (process_options): Ditto.
8451 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8452 refers to references to this type.
8453 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8454 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8455 for may_be_more, may_be_less.
8456 (rtl_gen_pow2_profiler): Adjust.
8457 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8458 (rtl_gen_one_value_profiler): Adjust.
8459 (rtl_gen_const_delta_profiler): Adjust.
8460 * tree-profile.c (tree_gen_interval_profiler): Implement.
8461 (tree_gen_pow2_profiler): Ditto.
8462 (tree_gen_one_value_profiler): Ditto.
8463 (tree_profiling): New.
8464 (pass_tree_profile): Reference it.
8465 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8467 (insn_divmod_values_to_profile): Rename to
8468 rtl_divmod_values_to_profile. Adjust.
8469 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8470 (insn_prefetch_values_to_profile): Adjust.
8471 (rtl_value_profile_transformations): Adjust.
8472 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8473 (gen_mod_pow2): Rename to rtl_mod_pow2.
8474 (gen_mod_subtract): Rename to rtl_mod_subtract.
8475 (divmod_fixed_value_transform): Rename to
8476 rtl_divmod_fixed_value_transform.
8477 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8478 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8479 (rtl_find_values_to_profile): Adjust.
8480 (tree_value_profile_transformations): Implement.
8481 (tree_divmod_values_to_profile): New.
8482 (tree_values_to_profile): New.
8483 (tree_divmod_fixed_value): New.
8484 (tree_mod_pow2): New.
8485 (tree_mod_subtract): New.
8486 (tree_divmod_fixed_value_transform): New.
8487 (tree_mod_pow2_value_transform): New.
8488 (tree_mod_subtract_transform): New.
8489 (tree_find_values_to_profile): Implement.
8490 * profile.c (instrument_values): Free histograms.
8491 (compute_value_histograms): Adjust. Implement tree version.
8493 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8495 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8496 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8497 variable. Output "fldcw" depending on round_mode.
8498 * config/i386/i386.md (UNSPEC_FIST): New.
8499 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8500 New isns patterns to implement lrint and llrint built-ins as x87
8502 (fistdi2, fist<mode>2 splitters): New splitters.
8503 (lrint<mode>2): New expanders.
8505 2005-03-28 Ian Lance Taylor <ian@airs.com>
8507 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8508 0 when calling final_scan_insn.
8510 2005-03-28 Jan Hubicka <jh@suse.cz>
8513 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8516 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8517 types where possible.
8519 2005-03-26 Per Bothner <per@bothner.com>
8521 Make -f[no-]show-column also control non-cpp diagnostics.
8522 * c.opt (fshow-column): Move option from here ...
8523 * common.opt (fshow-column): ... to here.
8524 * diagnostic.c (diagnostic_build_prefix): Only print column number
8525 if flag_show_column.
8527 2005-03-27 Steven Bosscher <stevenb@suse.de>
8529 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8530 vax_output_conditional_branch): New prototypes.
8531 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8532 extracted from vax.md mov and add patterns.
8533 (vax_output_conditional_branch): New function to output conditional
8534 branch instructions.
8535 * vax.md: Use mode macros for arithmetic and mov patterns.
8536 Use code macros for the jump patterns.
8538 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8540 * Makefile.in (libbackend.o): Depend on version files;
8541 add custom generation command.
8543 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8546 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8547 sure that we have a REG before getting its REGNO.
8549 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8551 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8552 * builtins.def (BUILT_IN_STRNDUP): New.
8554 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8556 PR tree-optimization/20470
8557 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8560 2005-03-25 Mike Stump <mrs@apple.com>
8562 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8565 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8567 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8568 Use our own structure definitions.
8570 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8571 (fix_truncdfsi2): Allow registers or memory as destination.
8572 When TARGET_PPC_GFXOPT, generate simplified pattern.
8573 (fix_truncdfsi2_internal): Use define_insn_and_split.
8574 (fix_truncdfsi2_internal_gfxopt): New.
8575 (fctiwz): Don't confuse register allocation by giving it no choices.
8577 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8578 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8579 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8580 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8582 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8584 * dominance.c (free_dominance_info): Speed up by freeing et
8585 data structures without maintaining other nodes.
8586 * et-forest.c (et_free_tree_force): New.
8587 * et-forest.h: Add a prototype for et_free_tree_force.
8589 * tree.c (get_set_constructor_bits,
8590 get_set_constructor_bytes): Remove.
8591 * tree.h: Remove the corresponding prototypes.
8593 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8596 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8597 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8598 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8599 PRE_DEC, NEG and NOT.
8601 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8603 * fold-const.c: Convert uses of fold (build (...)) to
8606 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8608 PR rtl-optimization/20249
8609 * cse.c (insert_regs): Do not record equivalence of registers in
8612 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8614 * emit-rtl.c (reverse_comparison): Remove.
8615 * rtl.h: Remove the corresponding prototype.
8617 2005-03-24 James E Wilson <wilson@specifixinc.com>
8619 * doc/install.texi (--enable-altivec): Delete docs.
8621 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8623 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8624 SFmode and DFmode before reload when
8625 flag_unsafe_math_optimizations not enabled.
8627 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8629 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8631 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8632 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8634 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8636 * configure.ac (enable-checking): Add 'runtime' option.
8637 * doc/install.texi (enable-checking): Document 'runtime' checking.
8638 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8639 * config.in: Regenerated.
8640 * configure: Regenerated.
8642 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8644 * optabs.h (enum optab_index): Remove OTI_llrint.
8645 (llrint_optab): Remove macro.
8646 * optabs.c (init_optabs): Remove llrint_optab initialization.
8647 * genopinit.c (optabs): Remove llrint_optab implementation.
8648 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8651 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8653 PR rtl-optimization/20532
8654 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8655 overflow when adding coefficients for PLUS or MINUS.
8656 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8659 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8661 * langhooks.h (truthvalue_conversion): Remove.
8662 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8663 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8664 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8665 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8666 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8668 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8670 * params.def: Fix a typo.
8671 * config/mips/mips.c: Follow the spelling convensions.
8672 * doc/invoke.texi: Fix typos.
8674 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8676 Fix PR tree-optimization/20601
8678 * tree-ssa-pre.c (insert_aux): Add missing condition to
8681 2005-03-23 Ian Lance Taylor <ian@airs.com>
8683 * final.c (final_scan_insn): Don't remove no-op instructions.
8684 * reload1.c (reload): Remove simple no-op instructions even when
8687 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8689 PR tree-optimization/20501
8690 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8691 reporting that peeling for alignment is applied moved to...
8692 * (vect_analyze_data_refs_alignment): Here.
8694 2005-03-23 Ian Lance Taylor <ian@airs.com>
8696 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8698 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8700 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8701 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8703 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8705 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8706 imply that this is called once, independent of asms in code.
8707 Adjust to now being pased output and input lists. Mention helper
8708 function decl_overlaps_hard_reg_set_p.
8709 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8710 hook_tree_tree_identity and to take three trees, returning third.
8711 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8713 * stmt.c: include hard-reg-set.h before tree.h.
8714 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8715 (decl_conflicts_with_clobbers_p): Call
8716 decl_overlaps_hard_reg_set_p.
8717 (expand_asm_operands): Pass output and input lists in call to
8718 targetm.md_asm_clobbers.
8719 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8720 hook_tree_tree_tree_tree_3rd_identity.
8721 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8723 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8724 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8725 parameters, first two unused.
8726 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8727 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8728 in constraint letters and MOF is not mentioned as a asm-declared
8729 register in neither of the input and output lists.
8731 2005-03-23 DJ Delorie <dj@redhat.com>
8733 * optabs.c (expand_binop): Make sure the first subword's result
8736 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8738 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8739 Call c_common_truthvalue_conversion rather than
8740 lang_hooks.truthvalue_conversion.
8741 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8742 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8744 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8745 c_common_truthvalue_conversion.
8746 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8747 c_parser_conditional_expression, c_parser_binary_expression): Call
8748 c_objc_common_truthvalue_conversion.
8749 * c-typeck.c (build_unary_op): Call
8750 c_objc_common_truthvalue_conversion.
8751 (build_conditional_expr): Do not call
8752 lang_hooks.truthvalue_conversion.
8753 (build_binary_op): Call c_common_truthvalue_conversion.
8754 (c_objc_common_truthvalue_conversion): Moved from
8755 c-objc-common.c. Call default_function_array_conversion instead
8756 of default_conversion.
8758 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8760 * c-common.h (default_conversion): Remove.
8761 (perform_integral_promotions): Add.
8762 * c-tree.h (default_conversion): Add.
8763 * c-typeck.c (perform_integral_promotions): New, split out from
8765 * c-common.c (check_case_value): Use perform_integral_promotions,
8766 not default_conversion.
8767 (c_add_case_label): Don't continue processing case label after
8768 found to be pointer.
8770 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8772 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8773 the prefix list if we have already added a multilib directory
8775 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8778 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8780 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8782 * reload.h: Remove the prototype for indirect_symref_ok.
8784 * reload1.c (indirect_symref_ok): Make it global.
8785 * reload.h: Add a prototype for indirect_symref_ok.
8787 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8789 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8792 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8794 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8796 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8798 * c-opts.c (c_common_parse_file): Only start/end main source file
8799 if debug hooks says the writer wants it.
8800 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8802 (xcoff_debug_hooks): Ditto.
8803 * debug.c (do_nothing_hooks): Ditto.
8804 * debug.h (gcc_debug_hooks): Ditto.
8805 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8806 * sdbout.c (sdb_debug_hooks): Ditto.
8807 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8809 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8811 * doc/extend.texi: Deprecate C++ min/max operators.
8813 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8815 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8816 artificial original candidates.
8818 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8819 Jan Hubicka <jh@suse.cz>
8820 Steven Bosscher <stevenb@suse.de>
8822 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8823 call cost based on argument sizes.
8824 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8826 * params.def: (max-inline-inssn-single): Set to 450.
8827 (max-inline-insns-auto): Set to 90.
8828 (max-inline-insns-recursive): Set to 450
8829 (max-inline-insns-recursive-auto): Set to 450.
8830 (large-function-insns): Set to 2700.
8831 (inline-call-cost): New parameter.
8832 * tree-inline.c (estimate_move_cost): New function.
8833 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8834 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8836 * tree-inline.h (estimate_move_cost): Declare.
8837 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8838 (max-inline-insns-auto): Change default to 90.
8839 (max-inline-insns-recursive): Change default to 450
8840 (max-inline-insns-recursive-auto): Change default to 450.
8841 (large-function-insns): Change default to 2700.
8842 (inline-call-cost): Document new parameter.
8844 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8846 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8847 (TARGET_DEFAULT): Delete.
8848 * config/i860/i860.opt: New file.
8850 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8852 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8853 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8854 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8855 (frv_sched_lookahead): Delete.
8856 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8857 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8858 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8859 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8860 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8861 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8862 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8863 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8864 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8865 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8866 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8867 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8868 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8869 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8870 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8871 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8872 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8873 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8874 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8875 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8876 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8877 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8878 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8879 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8880 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8881 (frv_sched_lookahead): Delete.
8882 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8883 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8884 (frv_handle_option): New function. Move -mcpu= handling from...
8885 (frv_override_options): ...here. Remove handling of other
8887 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8888 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8889 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8890 and TARGET_NO_MULTI_CE.
8891 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8892 !TARGET_VLIW_BRANCH.
8893 * config/frv/frv.opt: New file.
8895 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8897 * fold-const.c (fold_ternary): Take decomposed arguments of
8899 (fold): Update a call to fold_ternary.
8901 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8902 * tree.h: Add corresponding prototypes.
8904 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8907 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8908 between jump table and its label.
8909 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8910 resp. ADDR_DIFF_VEC and the label preceeding it.
8911 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8912 is emitted in the right section.
8914 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8916 * fold-const.c (fold_unary, fold_binary): Update comments
8919 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8921 PR rtl-optimization/20527
8922 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8923 REG_INC note, test that the register also isn't mentioned in PRED
8926 2005-03-22 Ben Elliston <bje@au.ibm.com>
8928 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8931 2005-03-21 Mike Stump <mrs@apple.com>
8933 * varasm.c (default_assemble_visibility): Remove extra ().
8935 2005-03-21 Roger Sayle <roger@eyesopen.com>
8938 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8939 to determine whether a block can be duplicated, rather than test
8940 whether the block contains noncopyable insns ourselves.
8942 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8944 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8947 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8949 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8951 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8953 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8954 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8955 * config/fr30/fr30.opt: New file.
8957 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8959 Fix PR tree-optimization/20542
8961 * tree-flow-inline.h (overlap_subvar): Move to here.
8962 * tree-ssa-operands.c: From here.
8963 * tree-flow.h (overlap_subvar): Declare.
8964 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8965 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8966 for variables with subvars.
8968 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8971 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8972 * modulo-sched.c (const_iteration_count): Return on NULL
8974 (print_node_sched_params): Return on NULL dump_file.
8975 (generate_reg_moves): Handle reg-anti dependencies and disregard
8976 closing branch when generating register moves.
8977 (sms_schedule): Mark the SMSed block dirty.
8978 * passes.c (rest_of_handle_sms): Call update_life_info for all
8980 * testsuite/gcc.dg/20050321-1.c: New test.
8982 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8984 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8985 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8986 movqi_internal): Likewise.
8988 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8990 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8991 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8992 xtensa_b4const): Delete prototypes.
8993 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8994 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8995 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8996 xtensa_extra_constraint): New prototypes.
8997 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8998 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8999 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9000 move_operand, const_float_1_operand, fpmem_offset_operand,
9001 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
9002 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
9003 (xtensa_b4const_or_zero): ...this. Change return type to bool and
9004 argument type to HOST_WIDE_INT.
9005 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
9006 xtensa_mask_immediate): Likewise.
9007 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
9008 Likewise. Also make these functions static.
9009 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
9010 (xtensa_const_ok_for_letter_p): New.
9011 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9012 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9013 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9014 move_operand, const_float_1_operand, fpmem_offset_operand,
9015 branch_operator, ubranch_operator, boolean_operator): Move to
9017 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
9018 (xtensa_mem_offset): Change return type to bool.
9019 (xtensa_extra_constraint): New.
9020 (gen_int_relational): Update type of const_range_p function pointer.
9021 Use xtensa_b4const_or_zero.
9022 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
9023 xtensa_const_ok_for_letter_p. Update comments.
9024 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
9025 (PREDICATE_CODES): Delete.
9026 * config/xtensa/xtensa.md: Include predicates.md.
9027 * config/xtensa/predicates.md: New file.
9029 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9031 * config/v850/v850-protos.h: Remove the prototypes for
9032 reg_or_int9_operand, reg_or_const_operand,
9033 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
9034 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
9035 movsi_source_operand, power_of_two_operand,
9036 not_power_of_two_operand, special_symbolref_operand,
9037 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
9038 register_is_ok_for_epilogue.
9039 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
9040 reg_or_int9_operand, reg_or_const_operand,
9041 call_address_operand, special_symbolref_operand,
9042 movsi_source_operand, power_of_two_operand,
9043 not_power_of_two_operand, register_is_ok_for_epilogue,
9044 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
9045 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
9047 * config/v850/v850.h (PREDICATE_CODES): Remove.
9048 * config/v850/v850.md: Include predicates.md.
9049 * config/v850/predicates.md: New.
9051 2005-03-21 Zack Weinberg <zack@codesourcery.com>
9053 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
9054 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9055 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
9056 (itoolsdir, itoolsdatadir): Move definition above new first use.
9057 (install-itoolsdirs): New rule.
9058 (install-mkheaders): Depend on install-itoolsdirs, not
9059 install-include-dir.
9061 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9063 * tree-into-ssa.c: Remove obsolete comments.
9065 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
9067 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
9068 unrolling if -fpeel-loops is specified, too.
9069 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9070 Remove superfluous check for flag_unroll_loops.
9072 2005-03-21 Uros Bizjak <uros@kss-loka.si>
9074 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
9075 (lrint_optab, llrint_optab): Define corresponding macros.
9076 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
9077 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
9078 pattern and llrint_optab using llrintdi2 patterns.
9079 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
9080 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
9081 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
9082 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
9083 flag_unsafe_math_optimizations is set.
9085 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9087 * combine.c (combine_simplify_rtx, simplify_if_then_else,
9088 simplify_logical, if_then_else_cond, known_cond,
9089 simplify_comparison): Adjust calls to reverse_comparison.
9090 Don't use combine_reversed_comparison_code).
9091 (combine_reversed_comparison_code): Remove.
9092 (reversed_comparison): Using reversed_comparison_code, move it...
9093 * jump.c (reversed_comparison): ... here.
9094 * rtl.h (reversed_comparison): Add prototype.
9096 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9098 * builtins.c (fold_builtin): Take decomposed arguments of
9100 * fold-const.c (fold_ternary): Update a call to fold_builtin.
9101 * gimplify.c (gimplify_call_expr): Likewise.
9102 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
9103 * tree.h: Update the prototype of fold_builtin.
9105 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
9107 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
9108 * rtlhooks.c (gen_lowpart_no_emit_general): New.
9109 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
9110 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
9111 * simplify-rtx.c (simplify_binary_operation_1): Use it.
9113 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9115 * builtins.c (fold_builtin_1): Take decomposed arguments of
9117 (fold_builtin): Update a call to fold_builtin_1.
9119 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
9122 * gcov.c (output_lines): Only output function block summary when
9123 outputting branch information.
9124 * doc/gcov.texi: Document format of preamble and additional block
9127 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9129 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
9130 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
9131 the defaults false if BITS_PER_UNIT != 8.
9132 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
9133 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
9134 than BITS_PER_UNIT != 8.
9135 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
9136 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
9137 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
9139 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
9140 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
9142 2005-03-20 Roger Sayle <roger@eyesopen.com>
9145 * fold-const.c (fold_binary): Fix type mismatch between
9146 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
9147 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
9148 for non-truth-valued expressions.
9150 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
9151 and FUNCTION_DECL in the main switch.
9152 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9153 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
9154 we also need to convert their operands to match.
9155 <TRUTH_NOT_EXPR>: Likewise.
9157 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
9159 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
9160 diagnostic without checking whether an lvalue.
9161 * c-common.h (lvalue_p): Remove.
9162 (enum lvalue_use): Update comment.
9163 (lvalue_or_else): Replace by lvalue_error.
9164 * c-typeck.c (lvalue_p): Make static.
9165 (lvalue_or_else): New. Call lvalue_error.
9167 2005-03-21 Alan Modra <amodra@bigpond.net.au>
9169 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
9170 (function_arg_advance): Use rs6000_parm_start.
9171 (function_arg, rs6000_arg_partial_bytes): Likewise.
9173 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9175 * c-common.c (check_case_value): Adjust comment about stripping
9177 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
9178 * c-typeck.c (default_conversion, convert_arguments,
9179 build_modify_expr, convert_for_assignment, store_init_value,
9180 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
9181 manually. Remove inaccurate comments.
9183 2005-03-20 Roger Sayle <roger@eyesopen.com>
9184 Joseph S. Myers <joseph@codesourcery.com>
9186 * varasm.c (do_assemble_alias): Restore comment describing function.
9187 Annotate the target parameter as potentially unused.
9189 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
9192 * config/avr/avr.c (avr_output_function_prologue): Do not use
9193 current_function_name() in a label, use a local label instead.
9195 2005-03-20 David Edelsohn <edelsohn@gnu.org>
9197 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
9198 flag_finite_math_only, not flag_unsafe_math_optimizations.
9200 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9202 * builtins.c (fold_builtin_1): Update a call to
9203 targetm.fold_builtin.
9204 * hooks.c (hook_tree_tree_bool_null): Rename to
9205 hook_tree_tree_tree_bool_null. Take one more argument of type
9207 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
9208 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
9209 hook_tree_tree_tree_bool_null.
9210 * target.h (gcc_target): Update the prototype of fold_builtin.
9211 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
9212 arguments of CALL_EXPR.
9213 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
9216 2005-03-20 Jan Hubicka <jh@suse.cz>
9218 * cgraph.h (cgraph_node): Add prev_clone pointer.
9219 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
9220 (cgraph_clone_node): Produce doubly linked chain.
9222 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9224 * c-common.c (handle_aligned_attribute, check_function_sentinel,
9225 get_nonnull_operand, handle_sentinel_attribute,
9226 check_function_arguments_recurse): Do not strip NOPS from
9228 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
9230 * c-format.c (get_constant): Likewise.
9231 * c-parser.c (c_parser_postfix_expression): Likewise.
9232 * c-typeck.c (set_init_index): Likewise.
9233 (convert_arguments): Don't check for NOP_EXPR containing integer
9236 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
9238 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
9239 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
9240 Take decomposed arguments of CALL_EXPR.
9241 (fold_builtin_1): Update calls to the functions mentioned
9244 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
9246 * c-decl.c (check_bitfield_type_and_width): Require bit-field
9247 width to have integer type.
9248 (build_enumerator): Require enumerator value to have integer type.
9250 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9252 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
9255 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9257 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
9258 std=iso9899:199x): Correct descriptions.
9260 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
9262 * config.gcc: Consistently use solaris2.1[0-9]* instead of
9265 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
9267 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
9269 (expand_builtin_memcpy, fold_builtin_1): Update calls to
9270 fold_builtin_memcpy.
9272 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
9273 arguments of CALL_EXPR.
9274 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
9275 fold_builtin_found, fold_builtin_1): Update calls to
9276 fold_trunc_transparent_mathfn.
9278 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9281 * fold-const.c (fold_widened_comparison): Don't optimize casts of
9282 function pointers on targets that require function pointer
9284 (fold_sign_changed_comparison): Likewise.
9286 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
9288 * combine.c (try_combine): When changing the mode of a hard reg, make
9289 sure that doing so is valid.
9291 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
9293 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
9294 (TARGET_HANDLE_OPTION): Override default.
9295 (avr_handle_option): New function.
9296 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
9297 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
9298 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
9299 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
9300 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
9301 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
9302 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
9303 (TARGET_OPTIONS): Delete.
9304 * config/avr/avr.opt: New file.
9306 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9308 * config/m32r/m32r-protos.h: Remove the prototypes for
9309 call_address_operand, symbolic_operand, seth_add3_operand,
9310 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9311 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9312 two_insn_const_operand, move_src_operand,
9313 move_double_src_operand, move_dest_operand,
9314 eqne_comparison_operator, signed_comparison_operator,
9315 large_insn_p, conditional_move_operand, carry_compare_operand,
9316 m32r_block_immediate_operand, extend_operand,
9317 reg_or_eq_int16_operand, int8_operand, and
9318 reg_or_zero_operand.
9319 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9320 seth_add3_operand, int8_operand, cmp_int16_operand,
9321 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9322 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9323 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9324 move_double_src_operand, move_dest_operand,
9325 eqne_comparison_operator, signed_comparison_operator,
9326 extend_operand, small_insn_p, large_insn_p,
9327 conditional_move_operand, carry_compare_operand,
9328 m32r_block_immediate_operand): Move to predicates.md.
9329 (MAX_MOVE_BYTES): Move to m32r.h.
9330 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9331 * config/m32r/m32r.md: Include predicates.md.
9332 * config/m32r/predicates.md: New.
9334 2005-03-18 James E Wilson <wilson@specifixinc.com>
9337 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
9340 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9342 * config/mn10300/mn10300-protos.h: Remove the prototypes for
9343 call_address_operand, const_8bit_operand.
9344 * config/mn10300/mn10300.c (call_address_operand,
9345 const_8bit_operand, const_1f_operand): Move to predicates.md.
9346 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
9347 * config/mn10300/mn10300.md: Include predicates.md.
9348 * config/mn10300/predicates.md: New.
9350 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
9352 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
9353 declarations in diagnostics and %E for identifiers, not %s.
9355 2005-03-18 Jan Hubicka <jh@suse.cz>
9356 Dale Johannesen <dalej@apple.com>
9358 * basic-block.h (scale_bbs_frequencies_int,
9359 scale_bbs_frequencies_gcov_type): Declare.
9360 * cfg.c (RDIV): New macro.
9361 (update_bb_frequency_for_threading): Fix.
9362 * basic-block.h (scale_bbs_frequencies_int,
9363 scale_bbs_frequencies_gcov_type): New.
9364 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
9365 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
9366 scale_bbs_frequencies_int.
9367 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
9369 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9371 * config/m32r/m32r-protos.h: Remove the prototypes for
9372 call_address_operand, symbolic_operand, seth_add3_operand,
9373 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9374 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9375 two_insn_const_operand, move_src_operand,
9376 move_double_src_operand, move_dest_operand,
9377 eqne_comparison_operator, signed_comparison_operator,
9378 large_insn_p, conditional_move_operand, carry_compare_operand,
9379 m32r_block_immediate_operand, extend_operand,
9380 reg_or_eq_int16_operand, int8_operand, and
9381 reg_or_zero_operand.
9382 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9383 seth_add3_operand, int8_operand, cmp_int16_operand,
9384 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9385 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9386 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9387 move_double_src_operand, move_dest_operand,
9388 eqne_comparison_operator, signed_comparison_operator,
9389 extend_operand, small_insn_p, large_insn_p,
9390 conditional_move_operand, carry_compare_operand,
9391 m32r_block_immediate_operand): Move to predicates.md.
9392 (MAX_MOVE_BYTES): Move to m32r.h.
9393 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9394 * config/m32r/m32r.md: Include predicates.md.
9395 * config/m32r/predicates.md: New.
9397 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9399 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9400 symbolic_operand, symbolic_memory_operand,
9401 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9402 indexed_memory_operand, move_dest_operand, move_src_operand,
9403 prefetch_cc_operand, prefetch_nocc_operand,
9404 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9405 arith_operand, arith11_operand, pre_cint_operand,
9406 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9407 ireg_operand, int5_operand, uint5_operand, int11_operand,
9408 uint32_operand, arith5_operand, and_operand, ior_operand,
9409 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9410 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9411 shadd_operand, movb_comparison_operator,
9412 cmpib_comparison_operator): Move to predicates.md.
9413 (magic_milli, shadd_constant_p): Make it extern.
9414 * config/pa/pa.h (PREDICATE_CODES): Remove.
9415 * config/pa/pa.md: Include predicates.md.
9416 * config/pa/predicates.md: New.
9418 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9421 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9423 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9424 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9425 config/alpha/freebsd.h, config/alpha/linux.h,
9426 config/alpha/netbsd.h, config/alpha/osf5.h,
9427 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9428 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9429 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9430 doc/cppopts.texi: Update copyright.
9432 2005-03-18 Jan Hubicka <jh@suse.cz>
9435 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9437 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9440 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9442 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9445 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9447 * combine.c (gen_binary): Remove.
9448 (known_cond, simplify_shift_const, find_split_point,
9449 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9450 simplify_logical, expand_field_assignment, extract_left_shift,
9451 force_to_mode, if_then_else_cond, apply_distributive_law,
9452 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9453 simplify_comparison, reversed_comparison): Replace with
9454 simplify_gen_binary, simplify_gen_relational or
9455 distribute_and_simplify_rtx.
9456 (distribute_and_simplify_rtx): New function.
9458 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9459 Paolo Bonzini <gcc.gnu.org>
9461 * calls.c (setjmp_call_p, special_function_p): Update comments
9462 at the head of the functions.
9464 2005-03-18 Jan Hubicka <jh@suse.cz>
9466 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9468 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9469 function body should be released; do not proactively release function
9470 bodies in non-unit-at-a-time mode.
9472 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9474 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9475 mno-fp-ret-in-387 multilib variants.
9477 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9479 * common.opt (m): Remove.
9480 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9482 (common_handle_option): Remove OPT_m case.
9484 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9486 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9488 (fold_builtin_1): Update a call to fold_builtin_bitop.
9490 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9492 (fold_builtin_1): Update a call to fold_builtin_signbit.
9494 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9496 PR tree-optimization/20474
9497 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9498 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9500 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9502 * config/h8300/h8300-protos.h: Remove prototypes for
9503 general_operand_src, general_operand_dst, single_one_operand,
9504 single_zero_operand, call_insn_operand,
9505 two_insn_adds_subs_operand, small_call_insn_operand,
9506 jump_address_operand, bit_operand, bit_memory_operand,
9507 stack_pointer_operand, const_int_gt_2_operand,
9508 const_int_ge_8_operand, const_int_qi_operand,
9509 const_int_hi_operand, incdec_operand, bit_operator,
9510 nshift_operator, eqne_operator, gtle_operator,
9511 gtuleu_operator, iorxor_operator.
9512 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9513 h8300_ldm_stm_parallel.
9514 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9516 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9517 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9518 (h8300_ldm_stm_parallel): Make it extern.
9519 (h8300_ldm_parallel, h8300_stm_parallel,
9520 h8300_return_parallel, general_operand_src,
9521 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9522 nibble_operand, reg_or_nibble_operand, single_one_operand,
9523 single_zero_operand, call_insn_operand,
9524 two_insn_adds_subs_operand, small_call_insn_operand,
9525 jump_address_operand, bit_operand, bit_memory_operand,
9526 stack_pointer_operand, const_int_gt_2_operand,
9527 const_int_ge_8_operand, const_int_qi_operand,
9528 const_int_hi_operand, incdec_operand, eqne_operator,
9529 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9530 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9531 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9532 nshift_operator): Move to predicates.md.
9533 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9534 * config/h8300/h8300.md: Include predicates.md.
9535 * config/h8300/predicates.md: New.
9537 2005-03-17 Richard Henderson <rth@redhat.com>
9539 * config.gcc (ia64*-*-hpux*): Add extra_options.
9540 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9541 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9542 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9543 (ia64_tls_size_string, ia64_tune_string): Remove.
9544 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9545 (TARGET_DEFAULT_TARGET_FLAGS): New.
9546 (TARGET_HANDLE_OPTION): New.
9547 (ia64_override_options): Move options parsing ...
9548 (ia64_handle_option): ... here. New.
9549 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9550 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9551 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9552 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9553 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9554 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9555 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9556 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9557 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9558 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9559 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9560 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9561 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9562 TARGET_EARLY_STOP_BITS): Remove.
9563 (TARGET_ILP32): Default false.
9564 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9565 (enum ia64_inline_type): New.
9566 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9567 * config/ia64/ia64.md: Update for new definitions of
9568 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9569 * config/ia64/ia64.opt: New file.
9570 * config/ia64/ilp32.opt: New file.
9572 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9575 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9577 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9579 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9580 instead of MASK_H8300S.
9581 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9582 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9583 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9584 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9585 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9586 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9587 TARGET_SWITCHES): Remove.
9588 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9590 * config/h8300/h8300.opt: New.
9592 * config/alpha/alpha.opt, config/arc/arc.opt,
9593 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9596 2005-03-17 Ian Lance Taylor <ian@airs.com>
9600 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9602 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9603 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9604 (TARGET_HANDLE_OPTION): Override default.
9605 (arc_handle_option): New function.
9606 (arc_init): Remove code to set arch_cpu_string.
9607 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9608 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9609 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9610 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9611 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9612 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9613 (arc_rodata_string, TARGET_OPTIONS): Delete.
9614 * config/arc/arc.opt: New file.
9616 2005-03-17 Richard Henderson <rth@redhat.com>
9618 * doc/extend.texi (Weak Pragmas): New section.
9619 (attribute alias): Clarify that target must be in the same
9622 2005-03-17 Richard Henderson <rth@redhat.com>
9624 * config/alpha/alpha.opt: New file.
9625 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9627 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9628 alpha_fprm_string, alpha_fptm_string): Make static.
9629 (alpha_tls_size_string): Remove.
9630 (alpha_handle_option): New.
9631 (override_options): Update for alpha_cpu/alpha_tune split.
9632 (alpha_file_start): Likewise.
9633 (TARGET_DEFAULT_TARGET_FLAGS): New.
9634 (TARGET_HANDLE_OPTION): New.
9635 * config/alpha/alpha.h (alpha_tune): Declare.
9636 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9637 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9638 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9639 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9640 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9641 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9642 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9643 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9644 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9645 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9646 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9647 (TARGET_DEFAULT): Remove MASK_FP.
9648 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9649 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9650 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9651 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9652 alpha_tls_size_string): Remove.
9653 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9654 (attribute tune): Rename from attribute cpu.
9655 * config/alpha/ev4.md: Update to match.
9656 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9657 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9658 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9659 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9660 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9661 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9663 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9665 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9666 and return without creating new state if before_nops_num is nonzero.
9667 * config/ia64/ia64.md (first_insn): New attribute.
9668 (alloc): Set it to yes.
9670 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9672 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9673 STMT_VINFO_SUBVARS to NULL.
9674 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9676 2005-03-16 Dale Johannesen <dalej@apple.com>
9678 * rtlanal.c (find_first_parameter_load): Rewrite to
9679 return actual first param load or the call if none,
9680 instead of first in block, when not all loads exist.
9682 2005-03-16 Roger Sayle <roger@eyesopen.com>
9684 * optabs.c (expand_copysign_absneg): Make static.
9685 * optabs.h (expand_copysign_absneg): Delete prototype.
9686 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9688 2005-03-16 Richard Henderson <rth@redhat.com>
9691 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9692 (alias_pairs): Rename from output_defs.
9693 (find_decl_and_mark_needed): Split out from assemble_alias.
9694 (do_assemble_alias): New.
9695 (assemble_output_def): Remove.
9696 (finish_aliases_1, finish_aliases_2): New.
9697 (process_pending_assemble_output_defs): Remove.
9698 (assemble_alias): Defer aliases for which we don't yet have a
9699 non-external decl for the target symbol.
9700 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9701 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9702 * toplev.c (compile_file): Use finish_aliases_2 instead of
9703 process_pending_assemble_output_defs.
9704 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9705 (process_pending_assemble_output_defs): Remove.
9707 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9709 Fix PR tree-optimization/20489
9711 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9712 for empty structures.
9714 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9716 Fix PR tree-optimization/20490
9718 * tree-ssa-pre.c (create_expression_by_pieces): Use
9719 force_gimple_operand on result of fold.
9721 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9723 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9724 of closing parenthesis.
9726 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9728 * builtins.c (expand_movstr): Update a call to
9729 fold_builtin_strcpy.
9730 (expand_builtin_strncpy): Update a call to
9731 fold_builtin_strncpy.
9732 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9733 arguments of CALL_EXPR.
9734 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9735 fold_builtin_strncpy.
9736 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9737 * tree.h: Update the prototypes of fold_builtin_strcpy and
9738 fold_builtin_strncpy.
9740 2005-03-16 Steven Bosscher <stevenb@suse.de>
9741 Dorit Naishlos <dorit@il.ibm.com>
9743 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9744 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9747 2005-03-16 Steven Bosscher <stevenb@suse.de>
9749 * tree-inline.c (walk_type_fields, walk_tree,
9750 walk_tree_without_duplicates): Move from here...
9751 * tree.c: ...to here.
9753 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9755 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9756 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9757 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9758 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9759 (version): Define using $(BASEVER_c).
9760 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9762 (version.o): Depend on version files; add custom generation command.
9763 (prefix.o): Define BASEVER on command line.
9764 (s-iov): Depend on version files; adjust command.
9765 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9767 (gcc-vers.texi): New rule.
9768 (doc/%.info, doc/%.dvi): Add -I . to command line.
9769 (doc/gccinstall.dvi): Likewise.
9770 (PACKAGE): Delete. All uses replaced with "gcc".
9771 * aclocal.m4: Do not include gcc-version.m4.
9772 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9773 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9774 Set is_release based on contents of DEV-PHASE.
9775 Set gcc_version based on contents of BASE-VER.
9776 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9777 * config.in, configure: Regenerate.
9778 * gccbug.in: Determine version of GCC in use at runtime.
9779 * gcov-iov.c: Get version number and development phase from
9780 command line, not by including version.c.
9781 * intl.c: Replace all uses of PACKAGE with "gcc".
9782 * libada-mk.in: Delete unused "gcc_version" variable.
9783 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9784 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9785 commentary to match.
9786 (version_string): Put together from pieces.
9787 * config/alpha/x-vms: Do not use $(gcc_version).
9788 * config/i386/t-nwld: Likewise.
9789 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9790 version-GCC and DEVELOPMENT.
9792 2005-03-15 Roger Sayle <roger@eyesopen.com>
9794 PR tree-optimization/17454
9795 * tree.c (tree_size): Add case for TREE_BINFO.
9796 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9797 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9799 2005-03-15 Roger Sayle <roger@eyesopen.com>
9801 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9802 op1 whilst expanding the signed widenening multiply variant.
9804 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9806 * toplev.c (display_target_options): Avoid unused variable warning if
9807 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9808 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9809 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9810 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9811 (mips_isa_info): New variable.
9812 (mips_parse_cpu): Remove the first argument and leave the caller
9814 (TARGET_HANDLE_OPTION): Override default.
9815 (mips_handle_option): New function. Move option validation code from...
9816 (override_options): ...here. Update calls to mips_parse_cpu.
9817 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9818 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9819 (SUBTARGET_TARGET_OPTIONS): Delete.
9820 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9821 (mno-flush-func, mtune=): New options.
9823 2005-03-15 Roger Sayle <roger@eyesopen.com>
9824 Richard Henderson <rth@redhat.com>
9826 * real.c (c4x_single_format, c4x_extended_format): Provide values
9827 for signbit_ro for c4x's single and extended floating point formats.
9828 * optabs.c (expand_copysign): Use the floating point format's
9829 signbit_ro for expanding via expand_copysign_absneg, and it's
9830 signbit_rw field for expanding via expand_copysign_bit.
9832 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9834 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9835 known_alignment_for_access_p.
9836 (known_alignment_for_access_p): New.
9837 (do_peeling_for_alignment): Field made int instead of bool and renamed
9838 to peeling_for_alignment.
9839 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9840 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9841 functionality used to be in vect_analyze_operations.
9842 (vect_analyze_operations): Code to determine vectorization factor was
9843 moved to vect_determine_vectorization_factor.
9844 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9845 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9847 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9848 be part of vect_analyze_operations).
9849 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9850 creating the guard condition, as the number of iterations may be
9852 (slpeel_tree_peel_loop_to_edge): Use new name of
9853 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9854 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9855 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9856 (vect_do_peeling_for_alignment): Use fold.
9857 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9859 (vect_update_inits_of_dr): Renamed to
9860 vect_update_init_of_dr.
9861 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9862 (vectorizable_store): Fix assertion to use == instead of =.
9864 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9866 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9867 call_used_regs for wCG registers.
9869 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9871 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9872 for non-offsettable memory references to cope with outstanding reload
9873 replacements, take 2.
9875 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9878 * config/i386/i386.h (x86_fisttp): New.
9879 (TARGET_FISTTP): New macro.
9880 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9881 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9882 instruction when fisttp flag is set.
9883 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9885 * config/i386/i386.md (type attribute): Add fisttp.
9886 (unit attribute): Set to i387 for fisttp type.
9887 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9888 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9890 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9891 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9893 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9894 patterns for TARGET_FISTTP. Enable patterns for
9895 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9896 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9897 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9898 implement fisttp x87 insn.
9899 (fix_trunc*_i387_fisttp splitters): New patterns.
9900 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9901 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9902 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9904 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9905 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9906 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9907 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9908 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9909 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9910 Disable patterns for TARGET_FISTTP.
9911 (fix_trunc*_i387 splitters): Implement usign mode macros.
9912 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9913 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9914 (fix_trunx*_sse peephole2s): Implement using mode macros.
9916 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9918 PR rtl-optimization/20291
9919 * combine.c (try_combine): If splitting fails, re-try with
9920 original combined pattern, i.e. before clobber stripping.
9922 2005-03-14 Eric Christopher <echristo@redhat.com>
9924 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9925 STACK_GROWS_DOWNWARD.
9927 2005-03-14 Roger Sayle <roger@eyesopen.com>
9929 * real.h (struct real_format): Split the signbit field into two
9930 two fields, signbit_ro and signbit_rw.
9931 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9932 mips_double_format, ieee_extended_motorola_format,
9933 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9934 ieee_extended_intel_128_format, ibm_extended_format,
9935 mips_extended_format, ieee_quad_format, mips_quad_format,
9936 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9937 i370_double_format, c4x_single_format, c4x_extended_format,
9938 real_internal_format): Update initializers for new field.
9939 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9940 real_format structure.
9941 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9942 field of the real_format structure.
9944 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9946 Fix PR tree-optimization/20458
9948 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9949 DECL_EXTERNAL on STRUCT_FIELD tags.
9950 (clear_call_clobbered): Ditto.
9951 * tree-ssa-operands.c (note_addressable): Make sure the original
9952 variable doesn't slip into the addressable list if we have
9954 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9957 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9959 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9960 (-fwide-exec-charset): Likewise.
9961 (-finput-charset): Likewise.
9962 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9963 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9964 * c.opt (Wnormalized): New.
9966 2005-03-14 Devang Patel <dpatel@apple.com>
9968 * doc/invoke.texi: Add reference to Visibility document.
9970 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9972 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9973 MASK_SPLIT_ADDRESSES.
9974 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9975 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9976 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9977 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9978 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9979 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9980 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9981 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9982 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9983 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9984 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9985 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9986 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9987 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9988 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9989 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9990 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9991 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9992 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9993 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9994 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9995 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9996 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9997 (TARGET_EXPLICIT_RELOCS): Delete.
9998 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9999 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
10000 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10001 (override_options): Set MASK_LONG64 if -mint64 is given and no
10002 -mlongXX option is. Complain about -mint64 -mlong32.
10003 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
10004 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
10005 * config/mips/mips.opt: New file.
10007 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10009 * config.gcc (extra_options): New variable for listing option files.
10010 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
10011 * configure.ac (extra_opt_files): New AC_SUBST variable.
10012 (tm_file_list, tm_include_list): Include options.h first.
10013 * configure: Regenerate.
10014 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
10015 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
10016 (s-options-h): New rule.
10017 (options.h): Depend on it.
10018 (TEXI_GCCINT_FILES): Add options.texi.
10019 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
10020 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
10021 * target.h (gcc_target): Add default_target_flags and handle_option.
10022 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
10023 (TARGET_HANDLE_OPTION): New macros.
10024 (TARGET_INITIALIZER): Include them.
10025 * opt-functions.awk (opt_args, nth_arg): New functions.
10026 (switch_flags): Handle the "Target" flag.
10027 (var_args): Delete.
10028 (var_name): Use opt_args and nth_arg.
10029 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
10030 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
10031 macros for the "Mask" and "InverseMask" options.
10032 * opts.h (cl_var_cond): New enum.
10033 (cl_option): Replace the "has_set_value" and "set_value" fields with
10034 "var_cond" and "var_value".
10035 (CL_TARGET): New macro.
10036 (option_enabled, print_filtered_help): Declare.
10037 (decode_options): Move definition.
10038 * opts.c (handle_option): Search for the original option before
10039 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
10040 var_cond and var_value fields. Use targetm.handle_option to handle
10042 (decode_options): Set target_flags to targetm.default_target_flags.
10043 (print_filtered_help): Make global. Handle CL_TARGET.
10044 (option_enabled): New function.
10045 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
10046 (display_target_options, set_target_switch, print_switch_values)
10047 (default_pch_valid_p): Guard uses of target_switches with
10048 #ifdef TARGET_SWITCHES. Also...
10049 (display_target_options): Display the CL_TARGET entries in cl_options.
10050 (set_target_option): Don't complain about the "" option when
10051 TARGET_SWITCHES is undefined.
10052 (print_switch_values): Use option_enabled.
10053 (default_pch_valid_p): Check cl_options[] when looking for something
10054 that has changed the value of target_flags.
10055 * c.opt: Remove documentation from top of file.
10056 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
10057 * doc/sourecebuild.texi: Refer to the new options documentation
10058 instead of c.opt. Document machine-specific .opt files.
10059 * doc/tm.texi (target_flags): Say that this variable is declared
10061 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
10062 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
10064 * doc/options.texi: New file.
10066 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10068 PR middle-end/18628
10069 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
10072 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10075 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
10076 temporary variable of pointer type if an lvalues is required.
10077 (gimplify_modify_expr_rhs): Request an rvalue from it.
10078 (gimplify_expr): Pass fallback on.
10080 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10082 * cfgbuild.c: Update comments.
10084 2005-03-14 Roger Sayle <roger@eyesopen.com>
10086 PR rtl-optimization/17236
10087 * optabs.c (expand_doubleword_mult): New helper function split out
10088 from expand_binop. Permute the order in which instructions are
10089 emitted to minimize the number of simultaneously live registers.
10090 (expand_binop): Call expand_doubleword_mult to synthesize a double
10091 word multiplication.
10093 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10095 * basic-block.h: Update the prototypes of cached_make_edge and
10097 * cfg.c (cached_make_edge): Take edge_cache representing one
10098 row of the adjacency matrix of edges.
10099 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
10100 (make_edges): Initialize edge_cache to represent one row of
10101 the adjacency matrix of edges.
10103 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10105 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
10107 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
10108 Remove unused removed_phis variable.
10109 (conditional_replacement): Use build1/build2.
10110 (abs_replacement): Use last_and_only_stmt and build1/build2.
10112 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10114 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
10115 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
10116 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
10117 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
10118 * c-common.c (handle_novops_attribute): New function.
10119 (c_common_attribute_table): Add "no vops" entry.
10120 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
10121 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
10122 * tree-ssa-operands.c (get_call_expr_operands): Do not
10123 create virtual operands for calls with ECF_NOVOPS flag.
10124 * tree.h (DECL_IS_NOVOPS): New macro.
10125 (struct tree_decl): Add novops_flag.
10126 (ECF_NOVOPS): New constant.
10128 2005-03-14 Uros Bizjak <uros@kss-loka.si>
10131 * config/i386/i386.c (x86_use_himode_fiop): New.
10132 (x86_use_simode_fiop): Rename from x86_use_fiop.
10133 * config/i386/i386.h (x86_use_himode_fiop): Declare.
10134 (TARGET_USE_HIMODE_FIOP): New.
10135 (x86_use_simode_fiop): Rename from x86_use_fiop.
10136 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
10138 * config/i386/i386.md (X87MODEI12): New mode macro define.
10139 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
10140 to implement x87 FP compare with HImode input operands.
10141 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
10142 Use X87MODEI12 mode macro to handle HImode input operands.
10143 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
10144 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
10145 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
10146 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
10147 macro to implement x87 operators with HImode input operands.
10148 (fop splitters): Use X87MODEI12 mode macro to handle HImode
10151 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10153 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
10155 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
10156 constants invariant.
10158 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10160 * basic-block.h (BB_VISITED): Removed.
10161 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
10163 2005-03-14 Falk Hueffner <falk@debian.org>
10166 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
10168 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10170 * ggc-zone.c: Fix comment typos.
10172 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
10173 stringpool.c, config/mips/mips-protos.h: Update copyright.
10175 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10177 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
10178 throughout with its typedef, "rtx".
10179 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
10180 (rs6000_tls_symbol_ref_1): Remove inline keyword.
10181 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
10182 regs in comment to match code.
10184 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10186 * except.c (check_handled): Make it static.
10187 * except.h: Remove the corresponding prototype.
10189 * function.c (get_func_frame_size): Make it static.
10190 * function.h: Remove the corresponding type.
10192 * regclass.c (reg_class_superclasses, reg_class_subclasses):
10194 * hard-reg-set.h: Remove the corresponding declarations.
10196 * tree-cfg.c (verify_stmts): Check that
10197 bb_for_stmt (stmt) == bb for every PHI node and statement.
10199 2005-03-14 Alan Modra <amodra@bigpond.net.au>
10201 * config.gcc: Remove excess indentation.
10202 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
10204 2005-03-13 Roger Sayle <roger@eyesopen.com>
10206 PR middle-end/19331
10207 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
10208 * fold-const.c (fold_sign_changed_comparison): Likewise.
10209 (fold_binary): Optimize comparisons against widened operands if
10210 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
10212 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10214 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
10215 (sparc_override_options): Initialize it.
10216 (sparc_struct_value_rtx): Set it on the MEM to be returned.
10218 2005-03-13 David Edelsohn <edelsohn@gnu.org>
10220 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
10221 (reg_or_none500mem_operand): New predicate.
10222 (zero_reg_mem_operand): New predicate.
10223 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
10224 to reg_or_none500mem_operand.
10225 (extendsfdf2_fpr): Add MEM alternative.
10226 (extenddftf2_internal): Change operand2 predicate to
10227 zero_reg_mem_operand.
10229 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10231 * ggc-zone.c: Rewritten.
10233 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
10235 * configure.ac: Define GGC_ZONE for --with-gc=zone.
10236 * config.in: Regenerated.
10237 * configure: Regenerated.
10238 * gengtype.c (write_types_process_field, write_func_for_structure):
10239 Pass new argument to gt_pch_note_object.
10240 * ggc-common.c (struct ptr_data): Add TYPE.
10241 (gt_pch_note_object): Take TYPE argument and save it.
10242 (call_count): Update call to ggc_pch_count_object.
10243 (call_alloc): Update call to ggc_pch_alloc_object.
10244 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
10246 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
10247 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
10248 (ggc_alloc_zone_stat): Delete.
10249 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
10250 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
10251 (ggc_pch_alloc_object): Update prototypes.
10252 (garbage_zone): Delete.
10253 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
10254 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
10256 (tree_id_zone): New variable.
10257 (ggc_alloc_cleared_zone): Remove unused.
10258 (ggc_alloc_zone): Define.
10259 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
10260 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
10261 ggc_alloc_zone_stat.
10262 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
10263 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
10264 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
10265 (make_node_stat): Likewise. Use tree_id_zone.
10267 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10268 Joseph S. Myers <joseph@codesourcery.com>
10270 * configure.ac: Check for MIPS TLS.
10271 * configure: Regenerated.
10272 * config/mips/mips-protos.h (enum mips_symbol_type): Add
10273 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
10274 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
10275 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
10276 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
10277 (mips_classify_symbol, mips_symbolic_constant_p)
10278 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
10279 (mips_tls_operand_p, mips_call_tls_get_addr)
10280 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
10281 (mips_tls_symbol_ref_1): New functions.
10282 (mips_legitimize_address, mips_legitimize_const_move): Call
10283 mips_legitimize_tls_address.
10284 (override_options): Handle V1_REG and TLS symbols. Disable TLS
10286 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
10287 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
10288 (mips_char_to_class): Document V1_REG.
10289 (HAVE_AS_TLS): Provide default.
10290 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
10292 (load_got<mode>): Renamed from *load_got<mode>. Allow when
10294 (tls_get_tp_<mode>): New instruction.
10296 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10298 * configure.ac: Update checks for target tools.
10299 * configure: Regenerated.
10301 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
10303 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
10305 2005-03-13 Roger Sayle <roger@eyesopen.com>
10307 * expmed.c (expand_mult): Use synthetic multiplication sequences for
10308 more classes of DImode multiplication by constant. Allow both
10309 multiplication by small negative constants (by performing a
10310 multiplication by a positive constant and negating the result) and
10311 multiplications by large powers of two, by using a left shift.
10313 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10315 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
10316 of basic blocks into work_stack.
10318 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
10319 config/mips/vr.h: Update copyright.
10321 * c-decl.c (c_init_decl_processing): Remove useless calls to
10322 build_function_type.
10324 * builtins.c (fold_trunc_transparent_mathfn,
10325 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
10326 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10327 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
10328 fold_builtin_strcpy, fold_builtin_strncpy,
10329 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
10332 * builtins.c (expand_builtin_mathfn_3): Remove local variable
10335 * lambda-code.c (lambda_compute_auxillary_space): Remove local
10336 variable determinant.
10338 * tree-cfg.c (group_case_labels): Remove local variable type.
10340 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
10343 * tree-ssa-phiopt.c (value_replacement): Remove local variable
10346 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
10349 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
10350 (*movmemqi_insn): Delete.
10351 (*movmemhi): Delete.
10353 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10355 * builtins.c (fold_builtin_classify): Take decomposed
10356 arguments of CALL_EXPR.
10357 (fold_builtin_1): Update a call to fold_builtin_classify.
10359 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
10362 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
10363 through into call to parser_xref_tag after parse error.
10364 (c_parser_struct_declaration): Consistently return NULL_TREE on
10367 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
10369 * tree-flow-inline.h (ref_contains_array_ref): New function.
10370 (lookup_subvars_for_var): Ditto.
10371 (get_subvars_for_var): Ditto.
10372 (var_can_have_subvars): Ditto.
10374 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
10375 (struct subvar): New type.
10377 * tree-dfa.c (okay_component_ref_for_subvars): New function.
10379 * tree-optimize.c (init_tree_optimization_passes): Call
10380 pass_create_structure_vars.
10382 * tree-ssa-alias.c: Include vec.h.
10383 (init_alias_info): Don't auto-clear call clobbered on struct-field
10385 (compute_flow_insensitive_aliasing): Handle subvars.
10386 (group_aliases): Handle STRUCT_FIELD aliases.
10387 (setup_pointers_and_addressables): Ditto.
10388 Don't mark variables non-addressable if they still have
10389 addressable subvars.
10390 Also mark subvars addressable when the real variable is marked
10392 (add_pointed_to_var): Try to prune the pointed-to set by only
10393 pointing to subvars when possible.
10394 Otherwise, make sure we set addresses_needed and pt_vars to
10395 properly include subvars.
10396 (bitpos_of_field): New function.
10397 (push_fields_onto_fieldstack): Ditto.
10398 (get_or_create_used_part_for): Ditto.
10399 (create_overlap_variables_for): Ditto.
10400 (find_used_portions): Ditto.
10401 (create_structure_vars): Ditto.
10402 (pass_create_structure_vars): New structure.
10404 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10405 (get_expr_operands): Handle subvars. Also try to turn
10406 COMPONENT_REF accesses into must-defs now that we can accurately
10408 (note_addressable): Try to only mark as addressable those subvars
10409 we know a COMPONENT_REF touches.
10410 (overlap_subvar): New function.
10412 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10413 Handle subvar storing.
10414 (vect_address_analysis): Update caller of vect_object_analysis.
10416 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10418 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10419 (STMT_VINFO_SUBVARS): New macro.
10421 * common.opts: add flag_tree_salias.
10423 * opts.c (decode_options): flag_tree_salias defaults to on.
10425 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10427 * doc/tree-ssa.texi: Document structural alias analysis.
10429 2005-03-12 Steven Bosscher <stevenb@suse.de>
10431 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10432 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10433 * tree-ssa-operands.c (get_expr_operands): Likewise.
10434 (get_expr_operands): Likewise for ERROR_MARK.
10436 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10438 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10441 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10444 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10445 (mark_operand_necessary): Remove local variable ver.
10447 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10448 variable prefix_len.
10450 * value-prof.c (mod_subtract_transform): Remove local variable
10453 * builtins.c (fold_builtin_exponent): Take decomposed
10454 arguments of CALL_EXPR.
10455 (fold_builtin_1): Update a call to fold_builtin_exponent.
10457 * builtins.c (fold_builtin_logarithm): Take decomposed
10458 arguments of CALL_EXPR.
10459 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10461 * c-decl.c (c_init_decl_processing): Remove local variables
10462 ptr_ftype_void and ptr_ftype_ptr.
10464 * gimplify.c (gimplify_expr): Remove local variables r0 and
10467 * reg-stack.c (move_for_stack_reg): Remove local variable
10469 (compare_for_stack_reg): Remove local variable flags_user.
10470 (convert_regs_1): Remove local variable deleted.
10472 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10474 (combine_blocks): Remove local variables exits and new_e.
10476 * tree-inline.c (expand_call_inline): Remove local variable
10479 * tree-ssa-live.c (create_ssa_var_map,
10480 calculate_live_on_entry): Remove local variable snn.
10482 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10484 * c-lex.c (c_lex_with_flags): Add parameter to call to
10487 2005-03-11 Per Bothner <per@bothner.com>
10489 * c-tree.h (struct c_declarator): New id_loc field.
10490 * c-pragma.h (c_lex_with_flags): Take position reference.
10491 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10492 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10493 (c_lex): Pass dummy location to c_lex_with_flags.
10494 * c-parser.c (c_lex_one_token): Set c_token's location using
10495 c_lex_with_flags, instead of input_location, which might be "ahead".
10496 (c_parser_direct_declarator): Set declarator's id_loc from
10498 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10499 declarator's id_loc, rather than probably-imprecise input_location.
10500 (build_id_declarator): Initialize c_declarator's id_loc field.
10502 2005-03-11 Roger Sayle <roger@eyesopen.com>
10504 PR middle-end/20419
10505 * builtins.c (expand_builtin_signbit): Force the signbit's word
10506 into an integer register to avoid SUBREGs of floating point modes.
10508 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10510 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10511 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10512 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10513 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10515 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10517 PR rtl-optimization/20306
10518 * expr.c (emit_move_complex): Set try_int false if mode is
10519 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10520 emit_block_move if try_int is true.
10522 2005-03-11 Richard Henderson <rth@redhat.com>
10525 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10526 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10529 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10531 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10532 (TARGET_FIX_VR4130): New macro.
10533 (TARGET_OPTIONS): Add -mfix-vr4130.
10534 (ISA_HAS_MACCHI): New macro.
10535 (ASM_SPEC): Add -mfix-vr4130.
10536 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10537 (override_options): Handle mips_fix_vr4130_string.
10538 (mips_avoid_hazards): Clear all_noreorder_p
10539 if we're working around VR4130 errata and the macc alternatives
10541 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10542 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10543 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10544 (MULTILIB_DEFAULTS): Remove leading "march=".
10545 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10546 if no architecture option is given.
10547 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10549 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10550 * doc/invoke.texi: Document -mfix-vr4130.
10552 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10554 * config/mips/mips.c (override_options): Only warn about -mint64
10555 deprecation if TARGET_INT64.
10557 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10559 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10560 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10561 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10562 are non-specific regarding the nonnull parameter positions.
10563 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10564 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10565 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10566 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10568 * builtins.def: Use the non-specific "nonnull" attibute lists.
10570 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10572 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10573 single_pred_edge, single_succ, single_pred): Improve comments.
10575 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10577 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10578 single_pred_edge, single_succ, single_pred): New inline functions.
10579 * bb-reorder.c (rotate_loop, find_traces_1_round,
10580 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10581 duplicate_computed_gotos): Use the single_succ/pred functions.
10582 * cfganal.c (forwarder_block_p): Ditto.
10583 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10584 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10585 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10586 merge_seq_blocks): Ditto.
10587 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10588 * cfglayout.c (fixup_reorder_chain): Ditto.
10589 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10590 canonicalize_loop_headers, verify_loop_structure): Ditto.
10591 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10592 mfb_update_loops, create_preheader, force_single_succ_latches,
10593 create_loop_notes): Ditto.
10594 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10595 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10596 commit_one_edge_insertion, purge_dead_edges,
10597 cfg_layout_can_merge_blocks_p): Ditto.
10598 * except.c (sjlj_emit_function_enter): Ditto.
10599 * flow.c (init_propagate_block_info): Ditto.
10600 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10601 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10602 insert_insn_end_bb): Ditto.
10603 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10604 find_if_case_2): Ditto.
10605 * lambda-code.c (perfect_nestify): Ditto.
10606 * lcm.c (optimize_mode_switching): Ditto.
10607 * loop-doloop.c (doloop_modify): Ditto.
10608 * loop-init.c (loop_optimizer_init): Ditto.
10609 * loop-iv.c (simplify_using_initial_values): Ditto.
10610 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10611 * loop-unswitch.c (unswitch_loop): Ditto.
10612 * modulo-sched.c (generate_prolog_epilog): Ditto.
10613 * predict.c (combine_predictions_for_insn, estimate_probability,
10614 tree_estimate_probability, last_basic_block_p,
10615 estimate_bb_frequencies): Ditto.
10616 * profile.c (branch_prob): Ditto.
10617 * regrename.c (copyprop_hardreg_forward): Ditto.
10618 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10619 * tracer.c (layout_superblocks): Ditto.
10620 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10621 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10622 cleanup_control_expr_graph, disband_implicit_edges,
10623 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10624 tree_verify_flow_info, tree_make_forwarder_block,
10625 tree_forwarder_block_p, remove_forwarder_block,
10626 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10627 * tree-if-conv.c (tree_if_conversion): Ditto.
10628 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10629 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10630 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10631 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10632 copy_loop_headers): Ditto.
10633 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10634 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10635 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10636 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10637 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10638 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10639 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10640 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10641 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10642 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10643 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10644 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10645 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10646 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10647 slpeel_add_loop_guard): Ditto.
10649 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10651 PR tree-optimization/15784
10652 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10655 * stmt.c (expand_case): Don't change index_type. Convert minval
10656 to the proper type.
10658 PR tree-optimization/20130
10659 * fold-const.c (fold): Fold x * -1 into -x.
10661 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10663 PR rtl-optimization/20331
10664 * rtlanal.c (modified_between_p): Check its address first for MEM.
10665 (modified_in_p): Likewise.
10667 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10669 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10671 2005-03-10 Steven Bosscher <stevenb@suse.de>
10673 * expr.c (expand_expr_real_1): If possible, use a conditional
10674 move for expanding MIN_EXPR and MAX_EXPR.
10675 Use temp for moving around rtx-en.
10677 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10680 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10683 2005-03-10 Roger Sayle <roger@eyesopen.com>
10685 * builtins.c (expand_builtin_signbit): Extend to handle floating
10686 point modes wider than the largest integer type, using the
10687 operand_subword_force function to obtain the signbit's word.
10689 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10692 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10693 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10695 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10697 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10699 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10701 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10703 (perform_edge_inserts): Unconditionally call
10704 free_dominator_info.
10706 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10708 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10710 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10712 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10714 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10716 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10718 (rtl_register_value_prof_hooks,
10719 tree_value_profile_transformations,
10720 tree_register_value_prof_hooks): Likewise.
10721 * var-tracking.c (stack_adjust_offset_pre_post,
10722 variable_htab_free, variable_union, dataflow_set_different_2,
10723 count_uses, variable_was_changed, set_frame_base_location,
10724 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10725 vt_add_function_parameters): Likewise.
10726 * varasm.c (named_section_real, named_section, make_decl_rtl,
10727 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10728 const_hash_1, compare_constant, copy_constant, force_const_mem,
10729 output_constant_pool_2, output_constant_pool_1, output_constant,
10730 output_constructor, make_decl_one_only, decl_tls_model,
10731 default_no_named_section, default_elf_select_section_1,
10732 default_unique_section_1): Likewise.
10733 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10734 * vmsdbgout.c (addr_const_to_string): Likewise.
10737 * function.c (struct assign_parm_data_one): Remove last_named
10739 (assign_parm_find_data_types): Don't determine last_named.
10740 Reorder named_parm determination.
10741 (assign_parms): Only setup varargs on the last non-varadic
10744 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10746 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10747 sda base address on medium model.
10749 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10751 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10752 * cfgloop.c (flow_loop_nodes_find): Export.
10753 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10755 * cfgloopmanip.c (fix_loop_structure): New function.
10756 * predict.c (predict_loops): Clean up the loops information.
10757 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10758 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10760 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10761 (rewrite_into_loop_closed_ssa): Declaration changed.
10762 * tree-loop-linear.c (linear_transform_loops): Add argument to
10763 rewrite_into_loop_closed_ssa call.
10764 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10765 * tree-ssa-loop-im.c (move_computations): Ditto.
10766 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10767 * tree-vectorizer.c (vectorize_loops): Ditto.
10768 * tree-optimize.c: Include cfgloop.h.
10769 (execute_todo): Choose whether to call cleanup_tree_cfg or
10770 cleanup_tree_cfg_loop.
10771 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10772 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10773 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10774 cleanup_tree_cfg_loop call.
10775 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10776 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10777 work on part of cfg.
10779 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10781 PR inline-asm/20314
10782 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10783 with multiple alternatives.
10785 * stmt.c (parse_output_constraint): Fix a typo.
10787 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10789 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10790 assembly directive instead of deprecated "no-generics".
10792 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10794 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10795 for non-offsettable memory references to cope with outstanding reload
10797 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10798 avoid losing outstanding address reloads.
10799 ("reload_outdi", "reload_outdf"): Likewise.
10801 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10803 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10804 code. Add more cbrt transformations.
10806 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10808 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10810 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10812 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10813 NULL_TREE when a given tree is not simplified.
10814 (fold): Return the original tree when any of the functions
10815 mentioned above NULL_TREE.
10817 * fold-const.c (fold_unary, fold_binary): Take decomposed
10818 arguments, code, type, op0, and op1 in case of fold_binary.
10819 (fold): Update calls to fold_unary and fold_binary.
10821 2005-03-09 Roger Sayle <roger@eyesopen.com>
10823 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10824 a fndecl and an arglist instead of a CALL_EXPR, exp.
10826 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10828 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10830 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10832 * expr.c (expand_assignment): Remove orig_to_rtx.
10834 * fold-const.c (int_const_binop): Remove no_overflow.
10836 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10838 * loop-iv.c (get_biv_step_1): Remove lhs.
10840 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10842 * real.c (real_nan): Remove neg.
10844 * function.c (thread_prologue_and_epilogue_insns): Remove i
10847 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10850 * tree-eh.c (tree_could_trap_p): Remove idx.
10852 * tree-into-ssa.c (ann): Remove ann.
10854 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10856 * tree-sra.c (decide_block_copy): Remove inst_count.
10858 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10860 * tree-ssa-loop-im.c (lhs): Remove.
10862 * cfgbuild.c (state, STATE, SET_STATE,
10863 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10865 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10866 (find_basic_blocks): Set the state of each basic block to
10869 2005-03-08 Jeff Law <law@redhat.com>
10871 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10872 goto results in the removal of edges in the CFG, then we need
10873 to recompute dominators.
10875 2005-03-09 Ben Elliston <bje@au.ibm.com>
10877 * c-common.c (c_do_switch_warnings): Comment fix.
10879 2005-03-08 Julian Brown <julian@codesourcery.com>
10881 * Patch from 2005-03-08 reverted for causing regressions and
10882 ppc-darwin bootstrap failure.
10884 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10886 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10887 Define the real function for ppc-darwin.
10888 * c-typeck.c (convert_arguments): Check for target-specific
10889 invalid argument call to unprototyped function.
10890 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10892 * target.h (invalid_arg_for_unprototyped_fn): New field
10894 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10895 default target hook.
10896 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10899 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10901 * c-typeck.c (constructor_stack, constructor_range_stack,
10902 initializer_stack): Make them static.
10904 * cfg.c (rbi_pool): Make it static.
10906 * gimple-low.c (lower_stmt_body): Make it static.
10907 * tree-flow.h: Remove the corresponding prototype. Don't
10908 declare lower_data.
10910 * sched-deps.c (cache_size): Make it static.
10912 * stor-layout.c (lang_adjust_rli): Make it static.
10914 2005-03-08 Julian Brown <julian@codesourcery.com>
10916 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10917 from being used for symbols with vague linkage when
10918 HAVE_GAS_COMDAT_GROUP is true.
10920 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10922 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10923 nlabel == JUMP_LABEL (jump).
10925 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10927 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10928 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10929 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10930 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10932 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10935 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10936 * c-common.c (handle_returns_twice): New function.
10937 (c_common_attribute_table): Declare eturns_twice' attribute.
10938 * doc/extend.texi: Document eturns_twice' attribute.
10939 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10940 (struct tree_decl): Add returns_twice_flag.
10942 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10944 * tree-ssa-phiopt.c: Fix a comment typo.
10946 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10947 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10948 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10951 2005-03-08 Richard Henderson <rth@redhat.com>
10953 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10954 builtin codes with ctzdi2, clzdi2, popcountdi2.
10955 (struct alpha_builtin_def): Add is_const.
10956 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10957 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10958 (alpha_init_builtins): Init them. Set nothrow and const attributes
10960 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10961 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10962 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10963 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10964 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10965 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10966 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10967 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10968 (TARGET_FOLD_BUILTIN): New.
10969 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10970 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10972 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10974 2005-03-08 Ira Rosen <irar@il.ibm.com>
10976 PR tree-optimization/20122
10977 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10978 condition of access function instead of base.
10980 2005-03-07 Jeff Law <law@redhat.com>
10981 Steven Bosscher <stevenb@suse.de>
10983 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10984 (find_taken_edge): Call find_taken_edge_computed_goto as
10985 appropriate. Allow any gimple invariant rather than just
10986 INTEGER_CST for VAL.
10987 (cleanup_control_flow): Cleanup a computed goto which has turned
10988 into a simple goto.
10989 (tree_merge_blocks): If block B has any forced labels, move
10990 them to the start of block A.
10991 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10992 computed gotos as well.
10993 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10994 removal of unnecessary computed gotos too.
10995 (lookup_redirection_data): Fix type of INSERT argument. Callers
10998 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11000 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
11001 Remove trailing spaces.
11003 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
11004 unshare_all_trees): Make them static.
11005 * tree-gimple.h: Remove the corresponding prototypes.
11007 * diagnostic.h: Remove unused prototype
11008 debug_output_buffer.
11009 * modulo-sched.c: Remove unused prototype
11010 set_row_column_for_ps.
11012 * tree-ssa-phiopt.c (tree_ssa_phiopt,
11013 replace_phi_edge_with_variable): Remove unused variable i.
11015 2005-03-07 Per Bothner <per@bothner.com>
11017 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
11019 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
11022 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
11023 bbs on the COND_EXPR instead of the PHI_NODEs.
11024 (candidate_bb_for_phi_optimization): Remove.
11025 (replace_phi_with_stmt): Rename to ...
11026 (replace_phi_edge_with_variable): this and change so that we
11027 replace the phi argument instead of removing the PHI.
11028 (conditional_replacement): Change so we deal with PHI with more
11029 than two arguments.
11030 (value_replacement): Likewise.
11031 (abs_replacement): Likewise.
11033 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
11035 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
11036 output_e500_flip_gt_bit.
11038 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
11040 (rs6000_generate_compare): Fix logic to look at the correct bits.
11041 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
11043 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
11044 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
11045 gen_move_from_CR_gt_bit.
11047 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
11048 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
11049 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
11051 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
11052 (E500_CR_IOR_COMPARE): New constant.
11054 2005-03-08 Earl Chew <earl_chew@agilent.com>
11055 David Billinghurst <David.Billinghurst@riotinto.com>
11057 * config/i386/host-cygwin.c: New file to support precompiled
11059 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
11060 * config.host: Use above files for cygwin host.
11062 2005-03-07 David Edelsohn <edelsohn@gnu.org>
11064 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
11065 ordering ops from earlier change.
11067 2005-03-07 Per Bothner <per@bothner.com>
11069 Various fixes to allow us to again build if --enable-mapped-location:
11070 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
11071 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
11072 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
11073 local variable loc. Change logic appropriately.
11074 * tree-vect-transform.c (vect_finish_stmt_generation): Use
11075 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
11076 * c-parser.c (c_parser_for_statement): Initialize loc variable.
11077 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
11078 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
11080 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
11082 PR rtl-optimization/19683
11083 * reload1.c (choose_reload_regs): Pass the number of bits, not the
11084 number of bytes, to smallest_int_for_mode. Fix arguments to
11085 REG_CANNOT_CHANGE_MODE_P.
11087 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11089 * reorg.c (relax_delay_slots): Check that the jump is
11090 conditional before trying to invert it.
11092 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11094 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
11097 * calls (stack_arg_under_construction): Make it static.
11099 * flow.c (regs_live_at_setjmp): Make it static.
11100 * flow.h: Remove the corresponding prototype.
11102 * reload1.c (reload_startobj, reload_firstobj,
11103 something_needs_operands_changed, reload_inherited,
11104 reload_inheritance_insn, reload_override_in,
11105 reload_spill_index): Make them static.
11107 * recog.c (verify_changes): Make it static.
11108 * recog.h: Remove the corresponding prototype.
11110 * cfgbuild.c (find_sub_basic_blocks): Remove.
11111 * basic-block.h: Remove the corresponding prototype.
11112 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
11114 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
11116 * tree-ssa-operands.c (check_build_stmt): Remove.
11118 * stor-layout.c (set_alignment): Remove.
11119 * tree.h: Remove the corresponding prototype.
11121 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
11123 * tree-ssa-dce.c (control_dependence_map,
11124 visited_control_parents): Make them static.
11126 * cfghooks.c (verify_flow_info): Remove local variable
11129 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
11132 * loop-unswitch.c (unswitch_loop): Remove local variable src.
11134 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
11136 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
11138 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
11140 * config/ia64/hpux.h (LINK_SPEC): Add -z.
11141 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
11142 PARALLEL for an empty structure.
11144 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
11146 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
11148 * fold-const.c (fold_binary): Unroll the very first "for"
11151 2005-03-06 David Edelsohn <edelsohn@gnu.org>
11153 * config/rs6000/predicates.md (branch_comparison_operator): Remove
11154 redundant match_code test.
11155 (scc_comparison_operator): Swap match_operand and match_code
11157 (branch_positive_comparison_operator): Same.
11158 (trap_comparison_operator): Use comparison_operator and swap with
11161 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
11164 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
11165 (out_movhi_r_mr): Read low byte of volatile MEM first.
11166 (out_movhi_mr_r): Write high byte of volatile MEM first.
11168 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11170 * cselib.c (reg_values, reg_values_size): Make them static.
11172 * cse.c (cse_reg_info_table): Make it static.
11174 * fold-const.c (fold_unary): Use build1 instead of copy_node.
11176 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
11178 * cse.c (find_best_addr): Use canon_for_address.
11180 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11182 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
11183 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
11184 SUBREG and MEM, respectively.
11186 * fold-const.c (fold_binary): Use code instead of t.
11188 * fold-const.c (optimize_minmax_comparison): Take decomposed
11189 arguments code, type, op0, and op1 instead of t.
11190 (fold_binary): Update a call to optimize_minmax_comparison.
11192 * fold-const.c (fold_range_test): Take decomposed arguments
11193 code, type, op0, and op1 instead of t.
11194 (fold_binary): Update a call to fold_range_test.
11196 * fold-const.c (fold_binary_op_with_conditional_arg): Take
11197 decomposed arguments code, type, op0, and op1 instead of t.
11198 (fold_binary): Update a call to fold_range_test.
11200 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
11202 * fold-const.c (fold_binary): Avoid directly using the original
11203 expression t as much as possible.
11205 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11207 * c-semantics.c (build_stmt): Use TYPE_P instead of
11208 IS_NON_TYPE_CODE_CLASS.
11209 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
11210 (NON_TYPE_CHECK): Use TYPE_P instead of
11211 IS_NON_TYPE_CODE_CLASS.
11213 * fold-const.c (fold): Remove handling of binary expressions.
11215 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
11217 * doc/c-tree.texi: Wrap comments in @r{}.
11218 * doc/cpp.texi: Likewise.
11219 * doc/cppinternals.texi: Likewise.
11220 * doc/extend.texi: Likewise.
11221 * doc/md.texi: Likewise.
11222 * doc/objc.texi: Likewise.
11223 * doc/sourcebuild.texi: Likewise.
11224 * doc/tm.texi: Likewise.
11225 * doc/tree-ssa.texi
11227 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
11229 * predict.c (apply_return_prediction): Standardize PHI chain
11231 * tree-ssa.c (ssa_redirect_edge): Likewise.
11233 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
11234 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
11237 * tree-phinodes.c (remove_phi_node): Drop the last argument.
11238 * tree-flow.h: Adjust the prototype for remove_phi_node.
11239 * lambda-code.c (perfect_nestify): Adjust a call to
11242 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
11243 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
11245 * tree-ssa-dce.c (remove_dead_phis): Likewise.
11246 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
11247 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
11248 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
11250 * combine.c (simplify_and_const_int): Use gen_int_mode instead
11251 of GEN_INT (trunc_int_for_mode (...)).
11252 * loop-iv.c (iv_number_of_iterations): Likewise.
11253 * postreload.c (reload_cse_move2add): Likewise.
11254 * simplify-rtx.c (simplify_const_unary_operation,
11255 simplify_const_binary_operation): Likewise.
11256 * stor-layout.c (get_mode_bounds): Likewise.
11258 * fold-const.c (fold_binary): New.
11259 (fold): Call fold_binary on binary expressions.
11261 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
11263 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
11264 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
11265 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
11266 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
11267 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
11269 2005-03-04 Devang Patel <dpatel@apple.com>
11271 PR tree-optimization/18815
11272 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11273 loops with zero exit edges.
11275 2005-03-04 Devang Patel <dpatel@apple.com>
11277 * doc/invoke.texi: Remove reference to webpage that does not exist.
11279 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
11280 Joseph S. Myers <joseph@codesourcery.com>
11283 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
11284 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
11285 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
11286 * pa.c (get_plabel): Change argument to symbol_ref. Call
11287 maybe_get_identifier instead of get_identifier.
11288 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
11289 (struct deferred_plabel): Replace name field with symbol field.
11290 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
11291 ASM_OUTPUT_EXTERNAL_REAL is defined.
11292 (output_global_address): Use output_addr_const for output of all
11294 (output_deferred_plabels): Use symbol_ref instead of name for address
11296 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
11297 ASM_OUTPUT_SYMBOL_REF): New macros.
11298 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
11300 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
11303 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
11305 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
11306 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
11308 2005-03-04 Jeff Law <law@redhat.com>
11310 * basic-block.h (rediscover_loops_after_threading): Declare.
11311 * tree-ssa-dom.c: Include cfgloop.h.
11312 (tree_ssa_dominator_optimize): Discover loops and some basic
11313 properties. Remove forwarder blocks recreated by loop header
11314 canonicalization. Also mark backedges in the CFG.
11315 * tree-ssa-threadupdate.c: Include cfgloop.h
11316 (rediscover_loops_after_threading): Define.
11317 (struct local_info): New field, JUMP_THREADED.
11318 (prune_undesirable_thread_requests): New function.
11319 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
11320 then record that fact for the callers of redirct_edges.
11321 (thread_block): If BB has incoming backedges, then call
11322 prune_undesirable_thraed_requests. Note when we are
11323 going to have to rediscover loop information. Return a
11324 boolean indicating if any jumps were threaded.
11325 (thread_through_all_blocks): Bubble up boolean indicating
11326 if any jumps were threaded.
11327 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
11328 (tree-ssa-threadupdate.o): Similarly.
11330 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11332 * fold-const.c (fold_ternary): Unroll the "for" loop to
11335 2005-03-04 Andrew Haley <aph@redhat.com>
11337 * unwind-dw2-fde-glibc.c (struct
11338 unw_eh_callback_data.check_cache): New field.
11339 (frame_hdr_cache): New.
11340 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
11341 Cache frame header info.
11343 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
11345 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
11346 (print_c_condition): Declare.
11347 * read-rtl.c (ptr_loc): New structure.
11348 (ptr_locs, ptr_loc_obstack, joined_conditions)
11349 (joined_conditions_obstack): New variables.
11350 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
11351 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
11352 (join_c_conditions, print_c_condition): New functions.
11353 (apply_macro_to_string): Associate the new string with the same
11354 source location as the old one.
11355 (add_condition_to_string): Use join_c_conditions.
11356 (read_string): Use set_rtx_ptr_loc to record a filename and line
11357 number for the string.
11358 (read_rtx): Initialize the new variables above.
11359 * genattrtab.c (write_test_expr, write_attr_value): Use
11361 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
11362 comment above the GCC_VERSION check.
11363 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
11364 Inline the definition of MAYBE_EVAL.
11365 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
11366 * genoutput.c (process_template): Likewise.
11367 * genpreds.c (write_predicate_subfunction): Likewise.
11368 (write_predicate_expr): Use print_c_condition.
11369 * genrecog.c (write_cond): Likewise.
11370 * gensupport.c (process_rtx): Use join_c_conditions to join the
11371 conditions of a define_insn_and_split. Record a source location
11372 for the string after the "&&".
11373 (alter_test_for_insn): Use join_c_conditions.
11375 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
11378 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11379 PR tree-optimization/15784
11380 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11383 2005-03-04 Ben Elliston <bje@au.ibm.com>
11385 * gcc.c (option_map): Add --coverage.
11386 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
11387 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11388 * config/darwin.h: Pass -lgcov for `coverage'.
11389 * doc/invoke.texi (Debugging Options): Document --coverage.
11391 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11393 * gcse.c (bypass_block): Use find_edge wherever possible.
11395 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11399 * c-opts.c (c_common_parse_file): Call start_source_file
11400 and end_source_file at the approriate times.
11402 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11403 the main file, it will be done for us now.
11405 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11407 * fold-const.c (fold_ternary): New.
11408 (fold): Call fold_ternary on ternary expressions. Remove
11409 handling of ternary expressions.
11411 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11413 PR tree-optimization/15784
11414 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11417 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11419 * config/rs6000/predicates.md (branch_comparison_operator):
11420 Convert from C block to conditional format.
11422 2005-03-03 Jan Hubicka <jh@suse.cz>
11424 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11425 and non-constant public variables.
11427 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11429 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11432 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11435 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11436 calls to release_ssa_name and release_phi_node.
11438 * fold-const.c (fold): Remove handling of unary expressions.
11440 * fold-const.c (fold_unary): Avoid directly using the original
11441 expression t as much as possible.
11443 2005-03-03 Roger Sayle <roger@eyesopen.com>
11444 Andrew Pinski <pinskia@physics.uc.edu>
11446 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11447 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11449 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11451 Describe special registers SRP and MOF as allocatable registers.
11452 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11453 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11454 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11455 TARGET_HAS_MUL_INSNS.
11456 (cris_print_operand) <case 'd'>: New case.
11457 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11458 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11460 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11461 (REG_ALLOC_ORDER): Update for MOF.
11462 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11464 (GENERAL_REGS): No longer a define of ALL_REGS.
11465 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11466 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11467 Adjust accordingly.
11468 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11469 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11470 (SECONDARY_RELOAD_CLASS): Define.
11471 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11472 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11473 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11474 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11475 (REGISTER_MOVE_COST): Define.
11476 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11477 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11478 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11479 (CRIS_MOF_REGNUM): New define_constants.
11480 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11482 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11484 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11485 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11486 Adjust for MOF being properly described as a register.
11487 (indir_to_reg_split): Name this split. Conditionalize on the
11488 destination register being a general register.
11489 (movei): Conditionalize on on operands 0 and 1 having the same
11492 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11495 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11496 -mcpu to override any other explicitly given flags.
11498 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11500 * recog.c (verify_changes, confirm_change_group): New functions,
11501 broken out of apply_change_group.
11502 (apply_change_group): Use them.
11503 * recog.h (verify_change, confirm_change_group): Declare.
11504 * rtl.h (redirect_jump_2): Declare.
11505 * jump.c (redirect_exp, invert_exp): Delete.
11506 (invert_exp_1): Take second parameter. Return value. Changed caller.
11507 (redirect_jump_2): New function, broken out of redirect_jump.
11508 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11509 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11510 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11512 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11514 * varasm.c (named_section): Use xstrdup rather than doing it by
11517 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11519 2005-03-02 Devang Patel <dpatel@apple.com>
11521 Undo PR tree-optimization/18815 fix.
11523 2005-03-02 Devang Patel <dpatel@apple.com>
11525 PR tree-optimization/18815
11526 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11527 loops with zero exit edges.
11529 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11531 * cfg.c (connect_src, connect_dest, disconnect_src,
11532 disconnct_dest): New.
11533 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11534 redirect_edge_pred): Use the new functions.
11536 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11537 free_dominance_info only when needed.
11539 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11542 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11543 (reg_or_sub_cint64_operand): Same.
11545 2005-03-02 Jeff Law <law@redhat.com>
11547 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11548 CFG_ALTERED in the main DOM iteration loop.
11550 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11553 * varasm.c (initializer_constant_valid_p): Allow conversions
11554 between OFFSET_TYPEs. Tidy.
11556 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11558 * config/cris/cris.md ("return"): Remove epilogue delay list
11561 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11563 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11565 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11567 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11569 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11570 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11571 config/m68k/m68k.c, config/mips/mips.h,
11572 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11573 doc/include/gcc-common.texi: Update copyright.
11575 PR middle-end/18029 and PR middle-end/18030
11576 * expr.c (optimize_bitfield_assignment_op): Add a special case
11577 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11579 * fold-const.c (fold_unary): New.
11580 (fold): Call fold_unary on unary expressions.
11582 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11584 * cgraph.h (struct cgraph_edge): Add prev_caller and
11585 prev_callee fields.
11586 (cgraph_node_remove_callees): Export.
11587 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11589 (cgraph_edge_remove_callee): New function.
11590 (cgraph_edge_remove_caller): Likewise.
11591 (cgraph_remove_edge): Use.
11592 (cgraph_redirect_edge_callee): Likewise.
11593 (cgraph_node_remove_callees): New function.
11594 (cgraph_node_remove_callers): Likewise.
11595 (cgraph_remove_node): Use.
11596 * tree-optimize.c (tree_rest_of_compilation): Use
11597 cgraph_node_remove_callees instead of manual loop.
11598 * cgraphunit.c (cgraph_finalize_function): Likewise.
11599 (cgraph_expand_function): Likewise.
11600 (cgraph_remove_unreachable_nodes): Likewise.
11602 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11605 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11607 * c-decl.c (undeclared_variable): Take location as argument.
11608 * c-typeck.c (build_external_ref): Likewise.
11609 * c-parser.c (c_parser_postfix_expression): Pass location of
11610 identifier to build_external_ref.
11612 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11614 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11615 CCEQ mode for branch_positive_comparison_operator test.
11616 * config/rs6000/predicates (branch_comparison_operator): Revert to
11618 (scc_comparison_operator): Same.
11619 (branch_positive_comparison_operator): Same.
11621 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11623 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11624 (cris_delay_slots_for_epilogue): Remove.
11625 (save_last): Move into cris_target_asm_function_epilogue.
11626 (cris_target_asm_function_epilogue): Remove tests for file being
11628 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11629 (cris_delay_slots_for_epilogue): Remove prototypes.
11630 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11631 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11633 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11635 * config/rs6000/predicates.md (branch_comparison_operator): Change
11636 to define_special_predicate.
11637 (scc_comparison_operator): Same.
11638 (branch_positive_comparison_operator): Same.
11640 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11642 * Makefile.in (tree-ssa-sink.o): New.
11643 (OBJS-common): Add tree-ssa-sink.o.
11644 * common.opt: Add -ftree-sink
11645 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11646 * timevar.def (TV_TREE_SINK): new timevar.
11647 * tree-flow.h (is_hidden_global_store): Prototype.
11648 * tree-optimize.c (init_tree_optimization_passes): Add
11650 * tree-pass.h (pass_sink_code): New.
11651 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11652 for non-obvious global store store to is_hidden_global_store, and
11653 call that new function.
11654 * tree-ssa-sink.c: New file.
11655 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11656 * doc/passes.texi: Document forward store motion.
11657 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11658 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11659 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11660 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11662 2005-03-01 Per Bothner <per@bothner.com>
11664 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11665 and we have a non-zero column-number, add it to the message.
11666 Also factor out the diagnostic_kind_text.
11668 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11670 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11671 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11672 flow_loop_scan): Removed.
11673 (flow_loop_dump): Do not dump removed fields.
11674 (flow_loop_free): Do not free removed fields.
11675 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11676 (loop_exit_edge_p): New function.
11677 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11678 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11679 num_exits, exits_doms.
11680 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11681 LOOP_EDGES, LOOP_ALL): Removed.
11682 (flow_loop_scan): Declaration removed.
11683 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11684 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11686 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11687 (if_convert): Call flow_loops_find and flow_loops_free
11688 when calling mark_loop_exit_edges.
11689 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11690 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11691 free_dominance_info calls.
11692 * loop-init.c (flow_loops_find): Ditto.
11693 * passes.c (rest_of_handle_branch_prob): Ditto.
11694 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11695 * loop-unroll.c (analyze_insns_in_loop): Do not use
11697 * predict.c (predict_loops): Do not call flow_loop_scan.
11698 Use get_loop_exit_edges.
11699 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11700 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11701 Do not use EDGE_LOOP_EXIT.
11702 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11703 to bb_with_exit_edge_p.
11704 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11705 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11706 to bb_with_exit_edge_p.
11707 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11709 * tree-loop-linear.c (linear_transform_loops): Do not call
11710 flow_loop_scan. Use loop->single_exit.
11711 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11712 (vect_analyze_loop_form): Do not call flow_loop_scan.
11713 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11715 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11717 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11718 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11719 slpeel_tree_duplicate_loop_to_edge_cfg,
11720 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11721 Use loop_preheader_edge and loop->single_exit. Do not call
11724 2005-03-01 Nick Clifton <nickc@redhat.com>
11726 * config/arm/arm.c (thumb_find_work_register): Check all of the
11727 argument registers to see if they are free, and a couple of
11728 special cases where the last argument register but can be proved
11729 to be available during the function's prologue.
11730 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11731 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11732 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11734 (thumb_compute_save_reg_mask): Likewise. Also use
11735 thumb_find_work_register() to ensure that there is agreement about
11736 which work register is going to be used in the prologue.
11737 (thumb_output_function_prologue): Use unsigned long as the type
11738 for the register bit-mask. Also delay pushing the link register if
11739 other high registers are going to be pushed.
11740 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11741 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11742 redundant prototypes.
11744 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11747 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11748 and after reload in REG+REG indexed addresses without REG_POINTER
11749 set in the base and not set in the index.
11751 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11753 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11754 Don't undefine here.
11755 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11756 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11757 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11758 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11759 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11761 * config.gcc (sh*-*-linux*): Use config/linux.h.
11763 2005-02-28 Dale Johannesen <dalej@apple.com>
11764 Stan Shebs <shebs@apple.com>
11766 Rewrite of 64-bit Darwin structure-by-value pass/return.
11767 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11768 intoffset, use_stack, named.
11769 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11770 (rs6000_darwin64_record_arg_advance_flush): New.
11771 (rs6000_darwin64_record_arg_advance_recurse): New.
11772 (rs6000_darwin64_record_arg_flush): New.
11773 (rs6000_darwin64_record_arg_recurse): New.
11774 (rs6000_darwin64_record_arg): New.
11775 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11776 (function_arg_boundary): Handle 128-bit aligned structs.
11777 (function_arg_advance): Rewrite darwin64 struct handling.
11778 (function_arg): Call rs6000_darwin64_record_arg.
11779 (function_arg_partial_nregs): Handle darwin64 structs.
11780 (rs6000_darwin64_function_value): Remove.
11781 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11783 2005-02-28 Roger Sayle <roger@eyesopen.com>
11785 PR tree-optimization/20216
11786 * tree-chrec.c (tree_fold_factorial): Delete.
11787 (tree_fold_binomial): Change argument list to take a return type
11788 and change the type of K to unsigned int. Rewrite to avoid explicit
11789 evaluation of factorials, and (recursively) calling fold to perform
11790 compile-time arithmetic. Return NULL on (internal) overflow.
11791 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11792 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11793 if any intermediate calculation overflows.
11794 (chrec_apply): Update call to chrec_evaluate.
11796 2005-02-28 James E Wilson <wilson@specifixinc.com>
11798 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11800 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11803 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11804 instead of NULL_TREE on error.
11806 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11808 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11809 (EASY_VECTOR_15_ADD_SELF): Remove.
11810 (num_insns_constant_wide): Not static.
11811 (validate_condition_mode): Not static.
11812 (toc_relative_expr_p): Not static.
11813 (legitimate_indirect_address_p): Not static.
11814 (macho_lo_sum_memory_operand): Not static.
11815 (invalid_e500_subreg): Not static.
11816 (easy_vector_same): Not static.
11817 (easy_vector_splat_const): Not static.
11818 (RS6000_SYMBOL_REF_TLS_P): Remove.
11819 (any_operand): Delete.
11820 (any_parallel_operand): Delete.
11821 (count_register_operand): Delete.
11822 (altivec_register_operand): Delete.
11823 (xer_operand): Delete.
11824 (s8bit_cint_operand): Delete.
11825 (short_cint_operand): Delete.
11826 (u_short_cint_operand): Delete.
11827 (non_short_cint_operand): Delete.
11828 (exact_log2_cint_operand): Delete.
11829 (gpc_reg_operand): Delete.
11830 (cc_reg_operand): Delete.
11831 (cc_reg_not_cr0_operand): Delete.
11832 (reg_or_short_operand): Delete.
11833 (reg_or_neg_short_operand): Delete.
11834 (reg_or_aligned_short_operand): Delete.
11835 (reg_or_u_short_operand): Delete.
11836 (reg_or_cint_operand): Delete.
11837 (reg_or_arith_cint_operand): Delete.
11838 (reg_or_add_cint64_operand): Delete.
11839 (reg_or_sub_cint64_operand): Delete.
11840 (reg_or_logical_cint_operand): Delete.
11841 (got_operand): Delete.
11842 (got_no_const_operand): Delete.
11843 (easy_fp_constant): Delete.
11844 (easy_vector_constant): Delete.
11845 (easy_vector_constant_add_self): Delete.
11846 (zero_constant): Delete.
11847 (zero_fp_constant): Delete.
11848 (volatile_mem_operand): Delete.
11849 (offsettable_mem_operand): Delete.
11850 (mem_or_easy_const_operand): Delete.
11851 (add_operand): Delete.
11852 (non_add_cint_operand): Delete.
11853 (logical_operand): Delete.
11854 (non_logical_cint_operand): Delete.
11855 (mask_operand): Delete.
11856 (mask_operand_wrap): Delete.
11857 (mask64_operand): Delete.
11858 (mask64_2_operand): Delete.
11859 (and64_operand): Delete.
11860 (and64_2_operand): Delete.
11861 (and_operand): Delete.
11862 (reg_or_mem_operand): Delete.
11863 (lwa_operand): Delete.
11864 (symbol_ref_operand): Delete.
11865 (call_operand): Delete.
11866 (current_file_function_operand): Delete.
11867 (input_operand): Delete.
11868 (rs6000_nonimmediate_operand): Delete.
11869 (rs6000_tls_symbol_ref): Delete.
11870 (save_world_operation): Delete.
11871 (restore_world_operation): Delete.
11872 (load_multiple_operation): Delete.
11873 (store_multiple_operation): Delete.
11874 (vrsave_operation): Delete.
11875 (mfcr_operation): Delete.
11876 (mtcrf_operation): Delete.
11877 (lmw_operation): Delete.
11878 (stmw_operation): Delete.
11879 (branch_comparison_operator): Delete.
11880 (branch_positive_comparison_operator): Delete.
11881 (scc_comparison_operator): Delete.
11882 (trap_comparison_operator): Delete.
11883 (boolean_operator): Delete.
11884 (boolean_or_operator): Delete.
11885 (min_max_operator): Delete.
11886 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11887 (EASY_VECTOR_15): Moved to here.
11888 (EASY_VECTOR_15_ADD_SELF): Move to here.
11889 (PREDICATE_CODES): Delete.
11890 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11891 Declare functions no longer static.
11892 * config/rs6000/predicates.md: New.
11893 * config/rs6000/rs6000.md: Include predicates.md
11895 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11897 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11898 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11900 * cfgrtl.c (need_fake_edge_p): Likewise.
11901 * combine.c (distribute_notes): Likewise.
11902 * emit-rtl.c (try_split): Likewise.
11903 * recog.c (peephole2_opimize): Likewise.
11904 * reg-notes.def (ALWAYS_RETURN): Remove.
11905 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11906 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11907 * tree.h (ECF_ALWAYS_RETURN): Remove.
11909 2005-02-28 Roger Sayle <roger@eyesopen.com>
11911 PR middle-end/19874
11912 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11913 between different machine modes is never a "useless" conversion.
11915 2005-02-28 Geert Bosch <bosch@gnat.com>
11918 * doc/contrib.texi: List contributors for Ada front end
11920 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11922 * simplify-rtx.c (simplify_unary_operation_1,
11923 simplify_const_unary_operation): New, extracted from...
11924 (simplify_unary_operation): ... this one.
11925 (simplify_binary_operation_1,
11926 simplify_const_binary_operation): New, extracted from...
11927 (simplify_binary_operation): ... this one.
11928 * rtl.h (simplify_const_unary_operation,
11929 simplify_const_binary_operation): Add prototypes.
11931 2005-02-28 Julian Brown <julian@codesourcery.com>
11933 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11934 building libjava and caused PR regression/20228.
11936 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11939 * Makefile.in (host_subdir): New.
11940 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11941 * configure: Regenerate.
11943 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11945 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11946 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11947 installation directory first.
11949 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11952 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11953 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11954 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11955 * config/cris/cris.md: Tweak comments referring to Q.
11956 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11957 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11958 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11959 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11960 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11961 Insert spaces in constraints to align alternatives vertically for
11963 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11966 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11968 PR rtl-optimization/17728
11969 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11970 operand 0 from general_operand to move_dest_operand.
11972 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11974 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11975 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11976 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11977 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11979 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11981 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11982 * configure: Regenerate.
11983 * libada-mk.in: Remove CC; rename
11984 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11986 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11989 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11990 for the lhs, also walk over the tree. Likewise for rhs.
11992 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11994 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11995 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11996 Do not propagate value of iv before increment over the increment.
11998 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
12000 * c-parser.c: New file.
12001 * c-parse.in: Remove.
12002 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
12004 (c-parser.o): Add dependencies.
12005 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
12006 maintainer-clean, TAGS): Update.
12007 * c-config-lang.in (gtfiles): Update.
12008 * gengtype-lex.l: Don't handle "@@".
12009 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
12010 objc_build_synchronized, objc_begin_try_stmt,
12011 objc_begin_catch_clause, objc_finish_catch_clause,
12012 objc_build_finally_clause, objc_finish_try_stmt): New.
12013 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
12015 (c_parse_init): Update comment.
12016 * c-decl.c (c_init_decl_processing): Update comment.
12017 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12018 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
12019 new c_declspecs members.
12021 2005-02-25 Julian Brown <julian@codesourcery.com>
12023 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12024 from being used for symbols with vague linkage when
12025 HAVE_GAS_COMDAT_GROUP is true.
12027 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12029 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
12031 2005-02-25 Steve Ellcey <sje@cup.hp.com>
12034 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
12035 (LIBGCC2_HAS_DF_MODE): New.
12036 (LIBGCC2_HAS_XF_MODE): New.
12037 (LIBGCC2_HAS_TF_MODE): New.
12038 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12039 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12040 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12041 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12042 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
12043 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
12044 and add _fixtfdi, _fixunstfdi, _floatditf
12045 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
12046 L_fixunstfdi, L_floatditf.
12047 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
12048 (LIBGCC2_HAS_TF_MODE): Define.
12050 2005-02-25 Diego Novillo <dnovillo@redhat.com>
12052 PR tree-optimization/20204
12053 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
12054 REWRITE_THIS_STMT markers on PHI nodes.
12055 (rewrite_initialize_block): Likewise.
12057 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12059 * version.c (version_string): Update to 4.1.
12061 2005-02-25 Paolo Carlini <pcarlini@suse.de>
12063 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
12064 Clarify that the alternative way doesn't work in GNU C++.
12066 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12068 PR tree-optimization/19937
12069 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
12070 to the type of the induction variable.
12072 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
12074 PR rtl-optimization/20117
12075 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
12076 the block including noncopyable insn.
12078 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12080 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
12081 calls to find_reg_note.
12083 2005-02-24 Richard Henderson <rth@redhat.com>
12086 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
12089 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
12091 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
12092 vector types if to use base reg for misaligned non-word ld/std.
12094 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12097 * config/cris/cris.c (cris_target_asm_function_prologue): Create
12098 dwarf2 label manually and put it after, not before the prologue.
12100 2005-02-24 David Edelsohn <edelsohn@gnu.org>
12103 * reload.c (operands_match_p): Only increment register number for
12104 SCALAR_INT_MODE_P modes in multiple hard registers.
12106 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
12109 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12111 * ChangeLog.5: Fix log message typo(s).
12112 * ChangeLog.7: Likewise.
12113 * ChangeLog.tree-ssa: Likewise.
12114 * cfgexpand.c: Fix comment typo(s).
12115 * conflict.c: Likewise.
12116 * defaults.h: Likewise.
12117 * dwarf2out.c: Likewise.
12118 * gcse.c: Likewise.
12119 * ggc-page.c: Likewise.
12120 * tree-eh.c: Likewise.
12121 * tree-ssa-dom.c: Likewise.
12123 2005-02-24 Jakub Jelinek <jakub@redhat.com>
12126 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
12127 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
12128 if SHARED is defined.
12131 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
12132 allow splitting only if operands 0 and 3 don't overlap.
12134 2005-02-24 Richard Henderson <rth@redhat.com>
12136 PR middle-end/19953
12137 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
12138 (fold_builtin_1): Call them.
12139 * fold-const.c (fold_complex_mult_parts): Split out from ...
12140 (fold_complex_mult): ... here. Fix typo in both imaginary case.
12141 (fold_complex_div_parts, fold_complex_div): New.
12143 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
12145 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12147 * tree-ssa-ccp.c (visit_assignment): Verify that result of
12148 VIEW_CONVERT_EXPR is_gimple_min_invariant.
12150 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
12151 (print_node): Likewise.
12152 Print TYPE_SIZES_GIMPLIFIED.
12154 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
12156 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
12157 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
12158 operands as commutative in constraints.
12160 2005-02-24 Diego Novillo <dnovillo@redhat.com>
12162 * tree-into-ssa.c: Re-organize internal functions.
12164 2005-02-24 Richard Henderson <rth@redhat.com>
12166 PR middle-end/18902
12167 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
12169 * common.opt (fcx-limited-range): New.
12170 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
12171 * toplev.c (flag_complex_method): Initialize to 1.
12172 (process_options): Set flag_complex_method to 0 if
12173 flag_cx_limited_range.
12174 * doc/invoke.texi (-fcx-limited-range): New.
12176 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12178 * cse.c (delete_trivially_dead_insns): Speed up by using
12179 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
12182 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
12184 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
12185 functions when -mid-shared-library is being used.
12187 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12189 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
12190 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
12191 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
12192 * system.h: Poison LINK_LIBGCC_SPECIAL.
12194 2005-02-23 James E Wilson <wilson@specifixinc.com>
12196 * gengtype.c (note_insn_name): Make 1 element larger.
12198 2005-02-23 Roger Sayle <roger@eyesopen.com>
12201 PR rtl-optimization/20097
12202 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12203 BImode SUBREGs of SImode registers which confuse the ia64 backend.
12205 2005-02-23 David Edelsohn <edelsohn@gnu.org>
12207 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
12208 * t-aix52 (SHLIB_INSTALL): Same.
12210 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
12212 * genpreds.c: Update copyright.
12214 2005-02-23 Michael Beach <michaelb@ieee.org>
12217 * config/sparc/t-elf (startup files): Assemble with CPP.
12219 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
12221 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
12222 (write_predicate_expr): Likewise.
12224 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12226 PR tree-optimization/20100
12227 PR tree-optimization/20115
12228 * tree-optimize.c (init_tree_optimization_passes): Remove
12229 pass_maybe_create_global_var.
12230 * tree-pass.h (pass_maybe_create_global_var): Remove.
12231 * tree-ssa-alias.c (aliases_computed_p): Declare.
12232 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
12233 (count_calls_and_maybe_create_global_var): Remove.
12234 (pass_maybe_create_global_var): Remove.
12235 (init_alias_info): Do not declare aliases_computed_p.
12236 (maybe_create_global_var): If the function contains no
12237 call-clobbered variables and a mix of pure/const and regular
12238 function calls, create .GLOBAL_VAR.
12239 Mark all call-clobbered variables for renaming.
12240 (merge_pointed_to_info): Update comment.
12241 (add_pointed_to_var): Likewise.
12242 (is_escape_site): Likewise.
12243 Accept struct alias_info * instead of size_t *.
12245 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
12247 * tree-ssa-operands.c (get_call_expr_operands): If
12248 ALIASES_COMPUTED_P is false, do not add call-clobbering
12250 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
12251 (delete_tree_ssa): Likewise.
12253 2005-02-22 James E Wilson <wilson@specifixinc.com>
12255 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
12256 (do_compile): Do call it here.
12258 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12260 PR rtl-optimization/20017.
12261 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
12262 rest_of_handle_cse2, rest_of_handle_gcse): Call
12263 delete_dead_jumptables immediately before calling cleanup_cfg.
12265 2005-02-22 Devang Patel <dpatel@apple.com>
12268 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
12271 2005-02-22 David Edelsohn <edelsohn@gnu.org>
12273 * config/rs6000/aix.h (WINT_TYPE): Define.
12275 2005-02-22 Stan Shebs <shebs@apple.com>
12277 * config/rs6000/rs6000.c (rs6000_override_options): Default to
12278 natural alignment for 64-bit Darwin.
12279 (rs6000_parse_alignment_option): Warn about uses of -malign-power
12281 * doc/invoke.texi: Document this.
12283 2005-02-22 DJ Delorie <dj@redhat.com>
12285 * c-common.c (c_common_type_for_mode): Pass the mode's precision
12286 to make_[un]signed_type, not the mode itself.
12288 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
12290 * cfg.c (cached_make_edge): Call make_edge if edge cache is
12291 not available. Use tail calls wherever possible.
12292 (make_edge): Call unchecked_make_edge to create an edge.
12294 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
12295 (coalesce_ssa_name): Don't check for
12296 SSANORM_USE_COALESCE_LIST.
12297 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
12299 2005-02-22 Diego Novillo <dnovillo@redhat.com>
12301 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
12302 (rewrite_into_ssa): ... here.
12304 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
12306 PR tree-optimization/19786
12307 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
12308 tag to another's may-alias bitmap when adding to the other's list.
12310 2005-02-21 DJ Delorie <dj@redhat.com>
12312 * tree-ssa-loop-ivopts.c (computation_cost): Start register
12313 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
12314 registers in unsupported ways.
12315 * expmed.c (init_expmed): Likewise.
12317 2005-02-21 Stan Cox <scox@redhat.com>
12319 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
12321 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12323 * tree-cfg.c (fold_cond_expr_cond): New.
12324 (make_edges): Call fold_cond_expr_cond.
12325 (find_taken_edge): Accept nothing but INTEGER_CST.
12326 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
12328 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
12330 * flow.c (delete_dead_jumptables): Speed up by scanning insns
12331 that do not belong to any basic block.
12333 2005-02-21 Jeff Law <law@redhat.com>
12335 * cfganal.c (find_unreachable_blocks): Manually CSE load of
12338 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12340 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
12341 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
12342 Adjust their definitions.
12343 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
12344 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
12346 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
12347 genautomata.c, langhooks.c, langhooks.h, system.h,
12348 config/arm/lib1funcs.asm: Update copyright.
12350 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12352 * dbxout.c (dbxout_function_end): Emit Lscope label always.
12354 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
12357 * doc/install.texi: Document --with-gc.
12359 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
12361 * simplify-rtx.c (simplify_unary_operation): Add a missing
12364 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12366 PR tree-optimization/18663
12367 * tree-ssa-dom.c (extract_range_from_cond): Return 0
12368 if the type has variable bounds.
12370 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
12372 * gcse.c: Remove an obsolete comment.
12374 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
12376 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
12378 * doc/extend.texi (Function Attributes) <Attribute const>: The
12379 attribute "pure" is below this text, not above.
12381 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12383 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
12384 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
12385 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
12387 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12390 * langhooks.h (struct lang_hooks): Add to_target_charset.
12391 * langhooks.c (lhd_to_target_charset): New function.
12392 * langhooks-def.h: Declare lhd_to_target_charset.
12393 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12394 (LANG_HOOKS_INITIALIZER): Update.
12395 * c-common.c (c_common_to_target_charset): New function.
12396 * c-common.h: Declare it.
12397 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12398 c_common_to_target_charset.
12400 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12401 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12402 Delete definitions.
12403 * system.h: Poison them.
12404 * doc/tm.texi: Don't discuss them.
12405 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12406 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12407 (pp_c_char): Do not attempt to generate letter escapes for
12409 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12410 * config/mips/mips.c (mips_output_ascii): Likewise.
12412 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12414 PR tree-optimization/19951
12415 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12418 2005-02-19 Steven Bosscher <stevenb@suse.de>
12420 PR middle-end/19698
12421 * function.h (struct function): New field `max_loop_depth'.
12422 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12423 (flow_loops_find): Reset the max loop depth count before finding loops.
12424 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12425 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12426 (calculate_global_regs_live): Make sure the loop will terminate
12427 when the initial sets are not empty.
12429 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12431 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12433 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12435 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12438 * doc/invoke.texi: Remove documentation of %M spec.
12440 (init_spec): Remove %M suffix from -lgcc_s.
12441 (do_spec_1): Remove 'M' case.
12442 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12443 to put shared libraries in the multilib directory. Remove the
12444 shlib_so_soname substitution variable. Don't add a multilib encoding
12445 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12446 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12447 SHLIB_INSTALL as well as SHLIB_LINK.
12448 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12449 (SHLIB_NAME): Delete.
12450 (SHLIB_DIR): New macro.
12451 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12452 (SHLIB_INSTALL): Adjust accordingly.
12453 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12454 * config/t-slibgcc-sld: Likewise.
12455 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12456 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12457 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12459 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12460 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12461 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12462 Use @shlib_base_name@ instead of @shlib_so_name@.
12463 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12464 and @shlib_base_name@.so in @multilib_dir@.
12465 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12466 to the install path.
12467 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12468 (SHLIB_LINK): Remove previous workaround.
12469 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12470 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12471 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12473 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12474 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12475 (SHLIB_INSTALL): Adjust accordingly.
12476 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12477 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12478 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12479 config/t-slibgcc-elf-ver.
12481 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12482 Jakub Jelinek <jakub@redhat.com>
12484 PR tree-optimization/19828
12485 * tree-ssa-loop-im.c: Add a TODO comment.
12486 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12487 without side-effects.
12489 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12491 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12494 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12496 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12497 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12498 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12500 (ia64_reorg): Delete fixup_errata call.
12501 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12502 (TARGET_SWITCHES): Delete -mb-step entry.
12504 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12507 * c-typeck.c (composite_type): Handle quals in transparent unions.
12508 (type_lists_compatible_p): Likewise.
12510 2005-02-18 Stan Shebs <shebs@apple.com>
12512 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12513 expressions in the .literal8 section.
12515 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12517 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12519 2005-02-18 Roger Sayle <roger@eyesopen.com>
12521 * fold-const.c (constant_boolean_node): Always create values of the
12522 specified type, don't bother calling truthvalue_conversion.
12524 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12526 * except.c (output_function_exception_table): Call
12527 assemble_external_libcall (eh_personality_libfunc).
12529 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12532 * config/ia64/ia64.h (struct machine_function): Add state_num.
12533 * config/ia64/ia64.c (process_epilogue,
12534 process_for_unwind_directive): Use new unwind state numbers each
12535 time rather than state 1.
12537 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12540 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12541 before the "*llgt_didi" pattern.
12543 2005-02-18 Jason Merrill <jason@redhat.com>
12545 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12547 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12549 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12550 (div0): Use it in place of ARM_FUNC_ALIAS.
12551 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12553 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12555 PR middle-end/20030
12556 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12557 access, the lower bound of the array type if it exists.
12559 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12562 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12563 cases that are out-of-range for the index type.
12565 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12567 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12568 (estimate_case_costs): Don't call convert.
12569 * expmed.c (expand_shift): Likewise.
12570 (make_tree): Call fold_convert instead of convert.
12572 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12575 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12576 that ref to be marked MEM_READONLY_P doesn't have base that needs
12579 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12581 * genautomata.c (output_get_cpu_unit_code_func,
12582 output_cpu_unit_reservation_p): Don't generate old-style function
12585 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12588 PR tree-optimization/20009
12589 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12591 PR tree-optimization/18947
12592 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12593 inline, remove all nodes that are inlined into the extern inline
12596 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12598 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12599 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12600 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12601 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12604 2005-02-17 Roger Sayle <roger@eyesopen.com>
12606 PR tree-optimization/19917
12607 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12608 to be potentially trapping.
12610 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12612 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12614 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12616 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12617 tem becomes a local variable which is set to the value of the
12618 back end defined INITIAL_FRAME_ADDRESS macro.
12619 (expand_builtin_frame_address): Omit the base parameter to
12620 expand_builtin_return_addr.
12621 (expand_builtin_profile_func): Likewise.
12622 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12623 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12624 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12626 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12628 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12629 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12630 * config/frv/frv.c (frv_function_epilogue): Likewise.
12632 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12634 * lambda-code (perfect_nestify): Remove mark/unmark
12635 for rewriting hack.
12636 * tree-loop-linear.c (linear_transform_loops): Add
12637 rewrite_into_ssa call so that ssa is correct for
12638 rewriting into loop closed.
12640 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12642 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12643 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12645 * bt-load.c (btr_def_live_range, combine_btr_defs,
12646 migrate_btr_def, migrate_btr_defs): Likewise.
12647 * cfgcleanup.c (thread_jump): Likewise.
12648 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12649 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12650 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12651 df_rd_local_compute, df_reg_info_compute): Likewise.
12652 * dominance.c (init_dom_info, free_dom_info): Likewise.
12653 * flow.c (init_propagate_block_info,
12654 free_propagate_block_info): Likewise.
12655 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12656 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12657 modify_reg_pav): Likewise.
12658 * loop-invariant.c (find_defs, find_invariant_insn,
12659 find_invariants, free_inv_motion_data): Likewise.
12660 * predict.c (tree_predict_by_opcode,
12661 estimate_bb_frequencies): Likewise.
12662 * stmt.c (expand_case): Likewise.
12663 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12664 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12665 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12666 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12667 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12668 rewrite_ssa_into_ssa): Likewise.
12669 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12670 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12671 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12672 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12673 * tree-sra.c (tree_sra): Likewise.
12674 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12675 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12676 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12677 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12678 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12679 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12681 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12682 calculate_live_on_entry, calculate_live_on_exit,
12683 build_tree_conflict_graph): Likewise.
12684 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12685 record_important_candidates, set_use_iv_cost, find_depends,
12686 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12687 tree_ssa_iv_optimize_finalize): Likewise.
12688 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12689 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12690 tree_duplicate_loop_to_header_edge): Likewise.
12691 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12692 * tree-ssa.c (verify_flow_insensitive_alias_info,
12693 verify_name_tags, verify_ssa, init_tree_ssa,
12694 delete_tree_ssa): Likewise.
12695 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12696 fini_ssanames): Likewise.
12697 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12699 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12701 * config/rs6000/t-rtems: Completely reworked.
12703 2005-02-17 Ira Rosen <irar@il.ibm.com>
12705 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12707 2005-02-17 Ira Rosen <irar@il.ibm.com>
12709 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12710 POINTER_TYPE_P when checking that type is a pointer.
12711 (vect_get_memtag): Remove.
12712 (vect_address_analysis): Use POINTER_TYPE_P. Call
12713 vect_object_analysis with dummy parameter for memtag.
12714 (vect_object_analysis): Extract memtag (functionality that
12715 used to be in vect_get_memtag and moved here). Fix printings.
12716 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12717 with correct parameters. Remove call to vect_get_memtag.
12719 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12721 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12722 (tree-vectorizer.o): Added missing dependencies.
12724 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12726 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12727 declaration in tree-vectorizer.c, now has an extern declaration in
12728 tree-vectorizer.h).
12729 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12730 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12731 get_vectype_for_scalar_type, vect_is_simple_use,
12732 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12733 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12734 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12735 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12736 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12737 find_loop_location): Likewise.
12739 * tree-vectorizer.c (langhooks.h): #include removed.
12740 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12741 moved to tree-vectorized.h.
12742 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12743 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12744 get_vectype_for_scalar_type, vect_is_simple_use,
12745 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12746 vect_supportable_dr_alignment, new_loop_vec_info,
12747 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12748 vect_set_verbosity_level, find_loop_location): Likewise.
12750 (vect_analyze_loop): Function externalized. Declaration moved to
12751 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12752 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12753 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12754 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12755 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12756 vect_enhance_data_refs_alignment, vect_analyze_operations,
12757 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12758 vect_stmt_relevant_p, vect_get_loop_niters,
12759 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12760 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12761 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12762 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12763 vect_get_memtag): Likewise.
12765 (vectorizable_load): Function externalized. Declaration moved to
12766 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12767 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12768 vect_transform_loop): Likewise.
12769 (vect_transform_stmt): Moved to tree-vect-transform.c.
12770 (vect_align_data_ref, vect_create_destination_var,
12771 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12772 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12773 vect_get_vec_def_for_operand, vect_init_vector,
12774 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12775 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12776 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12777 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12778 vect_do_peeling_for_loop_bound): Likewise.
12780 * tree-vect-analyze.c: New file.
12781 * tree-vect-transform.c: New file.
12783 2005-02-17 Jason Merrill <jason@redhat.com>
12785 PR mudflap/19319, c++/19317
12786 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12789 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12791 * doc/install.texi (Specific): Update link for Darwin-specific
12794 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12796 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12797 constant_boolean_node.
12799 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12802 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12803 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12805 2005-02-16 Richard Henderson <rth@redhat.com>
12808 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12810 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12811 replace uses with Wtype_MAXp1_F.
12812 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12813 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12814 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12815 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12816 and HAVE_TFMODE as appropriate.
12817 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12818 (__floatdisf): Likewise.
12819 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12820 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12821 (Wtype_MAXp1_F): New.
12822 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12823 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12825 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12828 * arm.c (arm_apply_result_size): New function.
12829 * arm.h (APPLY_RESULT_SIZE): Define.
12830 * arm-protos.h (arm_apply_result_size): Add prototype.
12831 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12832 (movxf): New expand.
12833 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12834 (call_value_symbol): Remove predicate for operand 0.
12835 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12836 (untyped_call): Rework to correclty return values for any type.
12837 (untyped_return): New expand.
12838 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12840 2005-02-16 Stan Shebs <shebs@apple.com>
12842 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12843 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12845 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12847 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12848 configure settings on Solaris 7 and later.
12850 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12852 PR tree-optimization/19865
12853 * tree-optimize.c (init_tree_optimization_passes): Run
12854 pass_may_alias after pass_sra.
12856 2005-02-16 Richard Henderson <rth@redhat.com>
12857 Stuart Hastings <stuart@apple.com>
12860 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12861 Do nothing if debug info suppressed for this function.
12862 (dbxout_begin_function): Early exit if debug info suppressed for
12865 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12868 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12870 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12872 PR tree-optimization/19967
12873 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12874 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12875 argument TYPE. Adjust calls to fold_builtin_XXX.
12876 (expand_builtin, fold_builtin_1): Adjust calls to
12877 expand_builtin_XXX.
12878 (fold_builtin_strchr, fold_builtin_strpbrk,
12879 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12880 result to a requested type TYPE.
12882 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12884 PR middle-end/19857
12885 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12886 (T)x & (T)cst if (T)cst overflows.
12887 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12888 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12890 2005-02-15 Jeff Law <law@redhat.com>
12892 * gcse.c (blocks_with_calls): New bitmap.
12893 (alloc_gcse_mem): Allocate it.
12894 (free_gcse_mem): Free it.
12895 (clear_modifY_mem_tables): Clear it.
12896 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12897 when we encounter CALL_INSNs.
12898 (compute_transp, case MEM): Handle blocks with calls separate
12899 from blocks without calls. Use bitmap iterators rather than
12902 2005-02-15 Peter O'Gorman <peter@pogma.com>
12905 * mklibgcc.in (vis_hide): Use a temporary object file, not
12908 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12911 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12912 access optimization.
12914 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12915 Alan Modra <amodra@bigpond.net.au>
12918 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12919 (_xlqsub): Rename to __gcc_qsub.
12920 (_xlqmul): Rename to __gcc_qmul.
12921 (_xlqdiv): Rename to __gcc_qdiv.
12922 Provide versioned symbol aliases with old names.
12923 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12924 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12925 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12926 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12927 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12929 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12931 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12932 Fold ~(A - 1) and ~(A + -1) to -A.
12934 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12938 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12939 config/pa/pa-host.c:pa_gt_pch_use_address.
12941 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12943 * tree-vn.c (get_value_handle): Make sure that given an
12944 is_gimple_min_invariant expression, we always return it.
12946 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12948 * passes.c (rest_of_handle_gcse): Fix a comment.
12950 2005-02-15 Jeff Law <law@redhat.com>
12952 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12954 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12955 (canon_list_insert, record_last_mem_set_info): Similarly.
12956 (clear_modify_mem_tables): Similarly.
12958 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12960 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12961 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12962 config/mips/mips.md, config/rs6000/aix.h,
12963 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12965 2005-02-15 Richard Henderson <rth@redhat.com>
12967 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12968 call to be best_edge.
12970 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12972 * basic-block.h: Adjust the prototype for find_basic_blocks.
12973 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12974 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12977 * flow.c (recompute_reg_usage): Remove all arguments.
12978 * passes.c (rest_of_compilation): Adjust the call to
12979 recompute_reg_usage.
12980 * rtl.h: Adjust the prototype for recompute_reg_usage.
12982 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12984 * tree-dump.c (dump_files): Update to reflect new member
12986 (dump_register): Add new argument.
12988 (dump_switch_p_1): Check against glob name if doglob was passed.
12989 (dump_switch_p): Check against regular first, then glob if
12990 we didn't have any hits on the dump name.
12991 * tree-optimize.c (register_one_dump_file):
12992 Pass in glob name as well.
12993 * tree-pass.h (struct dump_file_info): Add glob
12996 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12998 PR preprocessor/16323
12999 * doc/invoke.texi: Document that -Wendif-labels is on by default.
13001 2005-02-14 David Edelsohn <edelsohn@gnu.org>
13004 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
13005 (trunctfdf2_internal1): New.
13006 (trunctfdf2_internal2): Renamed from trunctfdf2.
13008 2005-02-14 Diego Novillo <dnovillo@redhat.com>
13010 PR tree-optimization/19853
13011 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
13013 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13015 * passes.c (rest_of_handle_loop_optimize): Remove calls to
13016 delete_dead_jumptables and cleanup_cfg.
13018 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13020 * reload.c (find_reloads): Swap address_reloaded flags when
13021 swapping commutative operands.
13023 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
13025 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
13026 Use standard_iv_increment_position for computing the bsi position
13028 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
13031 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
13034 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
13035 life range of hard registers.
13036 * value-prof.c (insn_prefetch_values_to_profile): Only
13039 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
13040 profile in libcalls.
13042 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
13044 * bitmap.h (bitmap_and_compl_into): Return bool.
13045 * bitmap.c (bitmap_and_compl_into): Return changed flag.
13047 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13049 PR tree-optimization/19944
13050 * fold-const.c (fold): Re-add ABS_EXPR folding.
13052 2005-02-13 David Edelsohn <edelsohn@gnu.org>
13055 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
13056 {TARGET,MASK}_XL_COMPAT.
13057 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
13059 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
13060 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
13062 (rs6000_arg_partial_bytes): Same.
13063 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
13064 and XL compatibility enabled.
13065 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
13066 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
13067 test to final condition.
13068 (cmptf_internal2): New.
13069 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
13070 xl-compat. Add TFmode information to description.
13072 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
13074 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
13076 2005-02-13 Jason Merrill <jason@redhat.com>
13079 * fold-const.c (fold_indirect_ref_1): Split out from...
13080 (build_fold_indirect_ref): Here.
13081 (fold_indirect_ref): New fn.
13082 * tree.h: Declare it.
13083 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
13084 (gimplify_modify_expr_rhs): Likewise.
13085 (gimplify_expr): Likewise.
13087 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13089 PR tree-optimization/14303
13090 PR tree-optimization/15784
13091 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
13092 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
13093 ABS_EXPR<x> != 0 to x != 0.
13095 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
13097 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
13098 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
13099 spelling conventions.
13101 * passes.c (rest_of_handle_gcse): Don't run cse_main and
13102 delete_trivially_dead_insns too many times.
13104 * passes.c (rest_of_handle_gcse): Remove dead assignments to
13107 2005-02-12 Ira Rosen <irar@il.ibm.com>
13109 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
13110 (vect_is_simple_iv_evolution): Remove redundant parameter
13112 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
13113 without last parameter.
13114 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
13115 Return pointer step. Call vect_is_simple_iv_evolution without
13116 last parameter. Check only that the step is multiple of size
13117 type. Remove stmt_vinfo updates.
13118 (vect_get_memtag_and_dr): Remove.
13119 (vect_get_memtag): New function.
13120 (vect_address_analysis): New function.
13121 (vect_object_analysis): New function.
13122 (vect_analyze_data_refs): Call vect_object_analysis and
13123 vect_get_memtag. Update stmt_vinfo fields.
13125 2005-02-12 Ira Rosen <irar@il.ibm.com>
13127 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
13128 exist and are objects. Remove checks for pointer.
13129 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
13130 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
13131 (vect_create_data_ref_ptr): Likewise.
13132 (vect_base_addr_differ_p): New function.
13133 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
13134 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
13135 Don't set the DR_BASE_NAME field of data-ref.
13136 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
13138 2005-02-12 Uros Bizjak <uros@kss-loka.si>
13140 * optabs.h (enum optab_index): Add new OTI_ldexp.
13141 (ldexp_optab): Define corresponding macro.
13142 * optabs.c (init_optabs): Initialize ldexp_optab.
13143 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
13145 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
13147 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
13148 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
13150 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
13151 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
13154 2005-02-12 Ira Rosen <irar@il.ibm.com>
13156 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
13158 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
13160 (vect_get_base_and_offset): Always return an address.
13161 (vect_create_addr_base_for_vector_ref): Remove treatment for
13162 different data reference types.
13163 (vect_compute_data_ref_alignment): Rename base to base_address in
13164 stmt_vec_info. Get the object in order to force its alignment.
13165 (vect_get_memtag_and_dr): Rename base to base_address in
13166 stmt_vec_info. Extract the object for memtag analysis.
13168 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
13170 PR regression/19898.
13171 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
13172 changes cc_status, use apply modified_in_p to part of cc_status
13173 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
13176 2005-02-11 Richard Henderson <rth@redhat.com>
13178 * tree-complex.c (expand_complex_libcall): New.
13179 (expand_complex_multiplication): Use it for c99 compliance.
13180 (expand_complex_division): Likewise.
13181 * fold-const.c (fold_complex_add, fold_complex_mult): New.
13183 * builtins.c (built_in_names): Remove const.
13184 * tree.c (build_common_builtin_nodes): Build complex arithmetic
13186 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
13187 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
13188 (built_in_names): Remove const.
13189 * c-common.c (c_common_type_for_mode): Handle complex modes.
13190 * flags.h, toplev.c (flag_complex_method): Rename from
13191 flag_complex_divide_method.
13192 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
13193 __mulsc3, __muldc3, __mulxc3, __multc3): New.
13194 * libgcc2.h: Declare them.
13195 * libgcc-std.ver: Export them.
13196 * mklibgcc.in (lib2funcs): Build them.
13198 2005-02-11 Steven Bosscher <stevenb@suse.de>
13200 PR tree-optimization/19876
13201 Partially revert my change from 2005-01-14
13202 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
13203 (compute_antic): ...and remove the loop here.
13205 2005-02-11 Jakub Jelinek <jakub@redhat.com>
13207 PR middle-end/19858
13208 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
13209 is number of inner's bits, avoid creating a BIT_FIELD_REF.
13211 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
13212 crtend.o if -pie. Use %{x:a;:b} spec syntax.
13214 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
13216 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
13217 offsets for the big-endian 32-bit case.
13219 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
13221 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
13223 2005-02-11 Dale Johannesen <dalej@apple.com>
13225 * cselib.c (cselib_process_insn): Clear out regs where
13226 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
13227 * reload.c (find_equiv_reg): Ditto.
13229 2005-02-11 Ian Lance Taylor <ian@airs.com>
13231 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
13234 * tree.c (build_function_type_list): Work correctly if there are
13237 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
13239 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
13240 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
13241 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
13242 TARGET_ZARCH instead of TARGET_64BIT.
13244 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
13246 * config/rs6000/t-rtems:
13247 (MULTILIB_OPTIONS): Remove mcpu=602.
13248 (MUTLILIB_DIRNAMES): Remove m602.
13249 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
13250 Let mcpu=602 match mcpu=603.
13251 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
13253 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13255 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
13256 signal trampolines.
13258 2005-02-10 David Daney <ddaney@avtrex.com>
13260 * config/alpha/linux-unwind.h: Add exception clause to copyright.
13261 * config/i386/linux-unwind.h: Likewise.
13262 * config/ia64/linux-unwind.h: Likewise.
13263 * config/mips/linux-unwind.h: Likewise.
13264 * config/pa/linux-unwind.h: Likewise.
13265 * config/rs6000/linux-unwind.h: Likewise.
13266 * config/s390/linux-unwind.h: Likewise.
13267 * config/sh/linux-unwind.h: Likewise.
13268 * config/sparc/linux-unwind.h: Likewise.
13270 2005-02-10 Steven Bosscher <stevenb@suse.de>
13272 PR tree-optimization/17549
13273 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
13274 TER to replace a DEF with its expression if the DEF and the
13275 rhs of the expression we replace into have the same root
13278 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
13280 * config/mips/mips.md: Fix the placement of the match_scratch in the
13283 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13285 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
13288 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
13290 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
13291 (strip_offset): Handle addresses.
13292 (add_address_candidates): Use strip_offset.
13293 (difference_cost): Reflect strip_offset change.
13294 (force_var_cost, difference_cost): Strip nops.
13296 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
13298 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
13300 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
13301 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
13302 config/cris/cris-protos.h, config/cris/cris.c: Update
13305 2005-02-10 Jeff Law <law@redhat.com>
13307 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
13308 (lookup_avail_expr): Similarly.
13310 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
13312 * builtins.c (fold_builtin_powi): New function.
13313 (fold_builtin_1): Call it.
13315 2005-02-10 Steven Bosscher <stevenb@suse.de>
13317 PR documentation/19309
13318 * doc/cpp.texi: The __GNUC__ and related predefined macros
13319 are also defined for the "standalone" cpp.
13320 Some non-GCC compilers may also define __GNUC__.
13322 2005-02-10 Jakub Jelinek <jakub@redhat.com>
13325 * c-typeck.c (common_type): New routine. Old common_type renamed
13327 (c_common_type): ...this.
13328 (build_conditional_expr, build_binary_op): Use c_common_type instead
13331 2005-02-10 Steven Bosscher <stevenb@suse.de>
13333 * doc/md.texi: Replace @samp{length} with @code{length}.
13335 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13337 PR tree-optimization/18687
13338 * tree-flow.h (find_loop_niter): Declare.
13339 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
13340 Try using scev even for loops with more than one exit.
13341 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
13342 (struct ivopts_data): Added niters field.
13343 (struct nfe_cache_elt): New.
13344 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
13346 (tree_ssa_iv_optimize_init): Initialize niters cache.
13347 (determine_number_of_iterations): Removed.
13348 (find_induction_variables): Do not call determine_number_of_iterations.
13349 Access niters for single exit through niter_for_single_dom_exit.
13350 (add_iv_outer_candidates): Access niters for single exit through
13351 niter_for_single_dom_exit.
13352 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
13353 number_of_iterations_cond.
13354 (iv_period): New function.
13355 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
13356 (may_replace_final_value): Take data argument. Use
13357 niter_for_single_dom_exit.
13358 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
13359 (rewrite_use_compare): Pass data to may_eliminate_iv.
13360 (rewrite_use_outer): Pass data to may_replace_final_value.
13361 (free_loop_data): Clean up the niters cache.
13362 (tree_ssa_iv_optimize_finalize): Free the niters cache.
13363 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
13364 * tree-ssa-loop-niter.c (find_loop_niter): New function.
13365 (find_loop_niter_by_eval): Use tree_int_cst_lt.
13366 (num_ending_zeros): Moved to tree.c.
13367 * tree.h (num_ending_zeros): Declare.
13368 * tree.c (num_ending_zeros): Moved from tree.c.
13370 2005-02-09 Richard Henderson <rth@redhat.com>
13372 * builtins.c (DEF_BUILTIN): Add COND argument.
13373 * tree.h (DEF_BUILTIN): Likewise.
13374 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
13375 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
13377 (DEF_BUILTIN_STUB): New.
13378 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
13379 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
13380 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
13381 * c-common.c (DEF_BUILTIN): Add COND argument.
13382 * tree.c (local_define_builtin): New.
13383 (build_common_builtin_nodes): New.
13385 2005-02-09 Roger Sayle <roger@eyesopen.com>
13387 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13388 floating point expression ignoring the sign of the result.
13389 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13390 (fold) <MULT_EXPR>: Use it to simplify x*x.
13391 * tree.h (fold_strip_sign_ops): Prototype here.
13392 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13393 argument. Use fold_strip_sign_ops to simplify the first argument.
13394 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13395 first argument when the second argument is an even integer
13396 constant, but only with -funsafe_math_optimizations.
13397 (fold_builtin_1): Update call to fold_builtin_copysign.
13399 2005-02-09 Ian Lance Taylor <ian@airs.com>
13401 PR middle-end/19583
13402 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13403 just check whether EH_FILTER_FAILURE falls through.
13405 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13407 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13408 insns return to ready list in the next turn.
13410 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13412 PR middle-end/19402
13413 * builtins.def: New __builtin_powi[lf].
13414 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13415 (expand_builtin_powi): New function.
13416 (expand_builtin): Dispatch to expand_builtin_powi.
13417 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13418 * libgcc2.c: Add __builtin_powi[lf] implementation.
13419 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13420 * optabs.h: Add powi_optab.
13421 * optabs.c (init_optabs): Initialize powi_optab.
13422 * doc/extend.texi: Document __builtin_powi[lf].
13424 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13426 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13429 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13431 PR middle-end/19854
13432 * fold-const.c (try_move_mult_to_index): Remove redundant
13433 type argument. Create ADDR_EXPR with correct type.
13434 (fold): Update callers of try_move_mult_to_index. Convert
13435 result to the appropriate type.
13437 2005-02-09 Roger Sayle <roger@eyesopen.com>
13440 * config/avr/avr.c (default_rtx_costs): Delete.
13441 (avr_operand_rtx_cost): New function.
13442 (avr_rtx_costs): Completely rewrite.
13444 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13447 * config/cris/cris.c (in_code): New variable.
13448 (cris_output_addr_const): Now a static function, a wrapper for
13450 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13451 case from old cris_output_addr_const.
13452 (cris_asm_output_label_ref): Similar for LABEL_REF.
13453 (cris_output_addr_const_extra): Similar for UNSPEC.
13454 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13455 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13456 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13458 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13459 (cris_asm_output_label_ref): Declare.
13461 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13463 PR preprocessor/19801
13464 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13465 filenames that changed when libcpp was moved to the toplevel.
13467 2005-02-07 Roger Sayle <roger@eyesopen.com>
13469 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13470 zero extensions of BImode operands. Call lowpart_subreg instead
13471 of gen_lowpart_common and gen_lowpart_SUBREG.
13473 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13476 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13477 * configure.ac: Set cc_for_cross_gnattools.
13478 * configure: Regenerate.
13480 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13483 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13485 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13488 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13489 of nested functions.
13491 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13493 * doc/extend.texi: Document deprecated extensions allowing
13494 static floating-point members to have initializers and allowing
13495 floating-point literals in integral constant expressions.
13497 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13499 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13500 config/darwin7.h, config/mips/mips.c,
13501 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13504 * cse.c: Update comments.
13506 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13508 PR middle-end/19775
13509 * builtins.c (fold_builtin_sqrt): Transform
13510 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13513 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13514 Dorit Naishlos <dorit@il.ibm.com>
13516 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13517 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13518 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13520 * tree.h (vect_set_verbosity_level): New extern function declaration
13522 * tree-vectorizer.h (verbosity_levels): New enum type.
13523 * tree-vectorizer.c (vect_debug_stats): Function removed.
13524 (vect_debug_details): Likewise.
13525 (vect_verbosity_level): Global variable was defined and initialized.
13526 (vect_dump): Global variable definition.
13527 (vect_print_dump_info): New function.
13528 (vect_set_dump_settings): New function.
13529 (vect_set_verbosity_level): New function.
13530 (vectorize_loops): Add call to vect_set_dump_settings.
13532 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13533 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13534 (slpeel_tree_peel_loop_to_edge): Likewise.
13536 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13537 appropriate verbosity level instead of call to vect_debug_details
13538 or vect_debug_stats.
13539 (vect_get_base_and_offset):
13540 (vect_create_addr_base_for_vector_ref):
13541 (get_vectype_for_scalar_type):
13542 (vect_create_data_ref_ptr):
13543 (vect_init_vector):
13544 (vect_get_vec_def_for_operand):
13545 (vect_finish_stmt_generation):
13546 (vectorizable_assignment):
13547 (vectorizable_operation):
13548 (vectorizable_store):
13549 (vectorizable_load):
13550 (vect_transform_stmt):
13551 (vect_update_ivs_after_vectorizer):
13552 (vect_do_peeling_for_loop_bound):
13553 (vect_update_inits_of_drs):
13554 (vect_do_peeling_for_alignment):
13555 (vect_transform_loop):
13556 (vect_is_simple_use):
13557 (vect_analyze_operations):
13558 (vect_is_simple_iv_evolution):
13559 (vect_analyze_scalar_cycles):
13560 (vect_analyze_data_ref_dependence):
13561 (vect_analyze_data_ref_dependences):
13562 (vect_compute_data_ref_alignment):
13563 (vect_enhance_data_refs_alignment):
13564 (vect_analyze_data_refs_alignment):
13565 (vect_analyze_data_ref_access):
13566 (vect_analyze_data_ref_accesses):
13567 (vect_analyze_pointer_ref_access):
13568 (vect_get_memtag_and_dr):
13569 (vect_analyze_data_refs):
13570 (vect_mark_relevant):
13571 (vect_stmt_relevant_p):
13572 (vect_mark_stmts_to_be_vectorized):
13573 (vect_can_advance_ivs_p):
13574 (vect_get_loop_niters):
13575 (vect_analyze_loop_form):
13576 (vect_analyze_loop):
13577 (vectorize_loops): Likewise.
13579 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13580 (vect_update_inits_of_drs):
13581 (vect_do_peeling_for_alignment):
13582 (vect_transform_loop):
13583 (vect_analyze_operations):
13584 (vect_analyze_scalar_cycles):
13585 (vect_analyze_data_ref_dependences):
13586 (vect_analyze_data_refs_alignment):
13587 (vect_analyze_data_ref_accesses):
13588 (vect_analyze_data_refs):
13589 (vect_mark_stmts_to_be_vectorized):
13590 (vect_get_loop_niters):
13591 (vect_analyze_loop_form):
13592 (vect_analyze_loop): Likewise.
13593 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13595 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13599 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13600 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13601 either -ffast-math or -funsafe-math-optimizations is in use.
13603 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13604 * config/mips/irix-csr.c: New file.
13605 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13606 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13607 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13610 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13612 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13613 redundant, incorrect definitions.
13615 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13617 ("*tls_indirect_call"): New, reference hard regs directly.
13618 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13620 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13622 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13623 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13625 2005-02-06 Roger Sayle <roger@eyesopen.com>
13627 PR rtl-optimization/19800
13628 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13629 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13632 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13634 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13636 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13639 * doc/invoke.texi: Correct documentation of -freorder-functions.
13641 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13644 * doc/invoke.texi: Don't mention gccbug.
13646 2005-02-06 Roger Sayle <roger@eyesopen.com>
13647 Andrew Pinski <pinskia@physics.uc.edu>
13648 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13650 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13651 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13652 into just (zero_extract:SI FOO (const_int 1) BAR).
13654 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13656 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13657 macro locally. Don't give last revision date. Use GCC version
13658 number from gcc-common.texi.
13659 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13660 revision date. Use GCC version number from gcc-common.texi.
13661 Describe being a library as current state rather than as 3.x
13663 * doc/gcc.texi: Remove last update date.
13664 * doc/gccint.texi: Likewise. Update copyright dates.
13665 * doc/install.texi: Update copyright dates.
13667 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13670 * doc/invoke.texi: Mention for each option included in -Wall that
13671 it is included in -Wall.
13672 * doc/gcc.texi: Update copyright and last modification date.
13674 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13676 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13677 unnecessary cast to original induction variable increments.
13679 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13681 PR tree-optimization/18219
13682 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13683 in distributed form.
13685 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13687 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13688 Set bitpos and offset later in the function. Do nothing if the
13689 target is a register and if the bitfield lies completely outside
13691 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13692 here. Return an uninitialised register if the source value is stored
13693 in a register and the bitfield lies completely outside that register.
13695 2005-02-06 Steven Bosscher <stevenb@suse.de>
13697 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13700 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13702 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13704 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13706 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13707 * config/darwin8.h: New.
13708 * config/darwin7.h: Update comment.
13710 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13711 Dorit Naishlos <dorit@il.ibm.com>
13713 * tree-vectorizer.h (LOC): New type.
13714 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13715 (loop_line_number): New field in struct _loop_vec_info.
13716 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13718 * tree-vectorizer.c (input.h): Included.
13719 (find_loop_location): New function.
13720 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13721 loop line number removed.
13722 (vect_debug_details): Likewise.
13723 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13725 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13726 call to vect_debug_details/stats changed from loop to loop_loc.
13727 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13728 (slpeel_tree_peel_loop_to_edge): Likewise.
13730 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13731 changed from NULL to UNKNOWN_LOC.
13732 (vect_get_base_and_offset):
13733 (vect_create_addr_base_for_vector_ref):
13734 (get_vectype_for_scalar_type):
13735 (vect_create_data_ref_ptr):
13736 (vect_init_vector):
13737 (vect_get_vec_def_for_operand):
13738 (vect_finish_stmt_generation):
13739 (vectorizable_assignment):
13740 (vectorizable_operation):
13741 (vectorizable_store):
13742 (vectorizable_load):
13743 (vect_transform_stmt):
13744 (vect_update_ivs_after_vectorizer):
13745 (vect_do_peeling_for_loop_bound):
13746 (vect_do_peeling_for_alignment):
13747 (vect_transform_loop):
13748 (vect_is_simple_use):
13749 (vect_analyze_operations):
13750 (vect_is_simple_iv_evolution):
13751 (vect_analyze_scalar_cycles):
13752 (vect_analyze_data_ref_dependences):
13753 (vect_compute_data_ref_alignment):
13754 (vect_enhance_data_refs_alignment):
13755 (vect_analyze_data_ref_access):
13756 (vect_analyze_data_ref_accesses):
13757 (vect_analyze_pointer_ref_access):
13758 (vect_get_memtag_and_dr):
13759 (vect_analyze_data_refs):
13760 (vect_mark_relevant):
13761 (vect_stmt_relevant_p):
13762 (vect_mark_stmts_to_be_vectorized):
13763 (vect_can_advance_ivs_p):
13764 (vect_get_loop_niters):
13765 (vect_analyze_loop):
13766 (vectorize_loops): Likewise.
13768 (vectorizable_load): Argument in call to vect_debug_details/stats
13769 changed from loop to LOOP_LOC (loop_vinfo).
13770 (vect_transform_loop):
13771 (vect_analyze_operations):
13772 (vect_analyze_scalar_cycles):
13773 (vect_analyze_data_ref_dependence):
13774 (vect_enhance_data_refs_alignment):
13775 (vect_analyze_data_ref_accesses):
13776 (vect_analyze_pointer_ref_access):
13777 (vect_analyze_data_refs):
13778 (vect_analyze_loop): Likewise.
13780 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13781 changed from loop to loop_loc.
13783 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13785 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13786 Dorit Naishlos <dorit@il.ibm.com>
13788 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13790 (vect_analyze_data_ref_dependences): Likewise.
13792 (vect_is_simple_use): Argument changed from loop structure to
13793 loop_vect_info structure.
13794 (vect_can_advance_ivs_p): Likewise.
13795 (vect_create_index_for_vector_ref): Likewise.
13796 (vect_update_ivs_after_vectorizer): Likewise.
13797 (new_stmt_vec_info): Likewise.
13799 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13800 changed from loop to loop_vinfo.
13801 (vect_create_data_ref_ptr): First argument in call to
13802 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13803 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13804 was changed from loop to loop_vinfo.
13805 (vectorizable_operation): Likewise.
13806 (vectorizable_store): Likewise.
13807 (vect_mark_stmts_to_be_vectorized): Likewise.
13808 (vect_do_peeling_for_loop_bound): First argument in call to
13809 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13810 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13811 was changed from loop to loop_vinfo.
13812 (vect_analyze_data_ref_dependences): Third argument in call to
13813 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13815 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13816 (vect_create_data_ref_ptr): Likewise.
13817 (vect_init_vector): Likewise.
13818 (vect_get_vec_def_for_operand): Likewise.
13819 (vectorizable_assignment): Likewise.
13820 (vectorizable_operation): Likewise.
13821 (vectorizable_store): Likewise.
13822 (vectorizable_load): Likewise.
13823 (vect_update_ivs_after_vectorizer): Likewise.
13824 (vect_is_simple_use): Likewise.
13825 (vect_analyze_data_ref_dependence): Likewise.
13826 (vect_analyze_pointer_ref_access): Likewise.
13827 (vect_can_advance_ivs_p): Likewise.
13829 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13830 before _stmt_vec_info.
13831 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13832 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13833 (new_stmt_vec_info): Argument changed from loop structure to
13834 loop_vect_info structure
13836 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13837 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13838 (vect_create_addr_base_for_vector_ref): Likewise.
13839 (vect_analyze_pointer_ref_access): Likewise.
13841 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13844 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13845 phi flag if the phi is abnormal.
13847 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13850 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13851 information for the new statement.
13853 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13856 * gcc.c (main): Include the target in -v output.
13858 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13860 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13861 Do not drop the extend if we'd have to add a paradoxical subreg
13862 later. Include optabs.h and insn-codes.h.
13863 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13865 2005-02-02 Roger Sayle <roger@eyesopen.com>
13867 PR middle-end/19405
13868 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13869 * fold-const.c (const_binop): Avoid constant folding floating
13870 point operations in modes that use composite representations.
13871 * simplify-rtx.c (simplify_binary_operation): Likewise.
13873 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13875 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13877 (altivec_dstt): Likewise.
13878 (altivec_dstst): Likewise.
13879 (altivec_dststt): Likewise.
13880 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13883 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13885 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13886 EXPR_LOCUS from orig_cond to the new cond_stmt.
13887 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13890 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13892 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13893 standard_iv_increment_position. Remove call to bsi_next
13894 (no need to bump the iterator anymore).
13895 (vect_create_index_for_vector_ref): Call
13896 standard_iv_increment_position. Remove second function argument.
13897 (vect_finish_stmt_generation): Remove call to bsi_next
13898 (no need to bump the iterator anymore).
13899 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13900 to vect_create_index_for_vector_ref.
13902 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13904 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13905 phis are used out of the loop.
13907 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13910 * c-decl.c (undef_nested_function): New variable.
13911 (pop_scope): Diagnose undefined nested functions.
13912 (finish_function): Don't attempt cgraph processing or genericizing
13913 if current top-level function contained an undefined nested
13914 function. Reset undef_nested_function at the end of a top-level
13917 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13919 * tree.c (build_int_cst_type): Take sign of the value into account
13920 when deciding whether sign extend the value.
13922 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13925 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13926 (cpp_options, cc1_options): Change %{std*&ansi} to
13927 %{std*&ansi&trigraphs}.
13929 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13931 * cse.c: Update comments.
13933 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13935 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13936 arguments go on the stack. Do not put complex doubles in odd/even
13939 2005-02-02 Steven Bosscher <stevenb@suse.de>
13941 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13942 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13943 -ftree-pre, and -fthread-jumps.
13945 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13947 PR tree-optimization/19578
13948 * tree-flow.h (modified_noreturn_calls): Declare.
13949 (noreturn_call_p): Declare.
13950 * tree-flow-inline.h (noreturn_call_p): New function.
13951 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13952 * tree-cfg.c (modified_noreturn_calls): New variable.
13953 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13954 that contain a mid-block noreturn call.
13955 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13957 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13959 * df.c (df_def_record_1, df_uses_record): Don't use
13961 * df.h (DF_FOR_REGALLOC): Remove.
13963 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13966 * c-typeck.c (really_start_incremental_init): Reset
13967 constructor_max_index for arrays of incomplete type.
13969 2005-02-02 Jeff Law <law@redhat.com>
13971 * gcse.c (struct reg_set): Store the block index where the register
13972 was set rather than the setting insn.
13973 (record_one_set, compute_transp): Corresponding changes.
13974 (pre_insert_copy_insn): Do not call replace_one_set.
13975 (replace_one_set): Remove.
13977 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13980 * doc/gcov.texi: Fix typo.
13982 2005-02-01 Richard Henderson <rth@redhat.com
13985 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13986 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13988 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13989 * config/i386/i386-protos.h: Update.
13991 2005-02-01 Steven Bosscher <stevenb@suse.de>
13993 PR tree-optimization/19217
13994 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13995 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13996 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13997 that it is walking a PHI node.
13999 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
14001 * doc/extend.texi (Nested Functions): Update.
14003 2005-02-01 Richard Henderson <rth@redhat.com>
14006 * optabs.c (expand_copysign_absneg): Export.
14007 * optabs.h (expand_copysign_absneg): Declare.
14008 * config/rs6000/rs6000.md (copysigntf3): New.
14010 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14012 PR tree-optimization/19633
14013 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
14014 * tree-ssa-alias.c (init_alias_info): Initialize.
14015 (merge_pointed_to_info): Set.
14016 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
14017 (dump_points_to_info_for): Show value of pt_null.
14018 (struct count_ptr_d): Declare.
14019 (find_ptr_dereference): Remove.
14020 (ptr_is_dereferenced_by): Remove.
14021 (count_ptr_derefs): New local function.
14022 (count_uses_and_derefs): New local function.
14023 (compute_points_to_and_addr_escape): Call it. If the number
14024 of dereferences is greater than zero, mark the pointer as
14025 dereferenced. If there are fewer dereferences than uses of
14026 the pointer, the pointer's value escapes.
14028 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14030 PR tree-optimization/19670
14031 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
14033 (verify_use): ... set it here, instead.
14035 2005-02-01 Janis Johnson <janis187@us.ibm.com>
14037 * doc/sourcebuild.texi (Test directives): Fix formatting.
14039 * doc/sourcebuild.texi (Test directives): Describe selector
14042 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
14044 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
14045 specific 64-bit CPUs.
14047 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
14050 * arm.c (arm_eliminable_register): New function.
14051 (adjacent_mem_locations): Don't allow eliminable registers. Use
14052 HOST_WIDE_INT for address offsets.
14053 * arm-protos.h (arm_eliminable_register): Add prototype.
14055 2005-02-01 Steven Bosscher <stevenb@suse.de>
14057 PR optimization/15242
14058 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
14059 * basic-block.h (duplicate_computed_gotos): Add prototype.
14060 * bb-reorder.c (duplicate_computed_gotos): New function to
14061 duplicate sufficiently small blocks ending in a computed jump.
14062 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
14063 if not optimizing for size.
14064 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
14065 never do tail merging for blocks ending in a computed jump.
14066 * doc/invoke.texi: Document the max-goto-duplication-insns param.
14068 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
14070 Patch from Richard Sandiford <rsandifo@redhat.com>
14071 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
14072 from inheriting a subreg equivalence with a non-spill register.
14074 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
14076 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
14078 * config/frv/frv.c (movcc_fp_destination_operand): New.
14079 (gpr_or_memory_operand): Fix typo in comment.
14080 (gpr_or_memory_operand_with_scratch): New.
14081 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
14082 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
14083 movcc_fp_destination_operand.
14084 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
14085 Legitimize memory addresses using a scratch register.
14087 2005-01-31 Jeff Law <law@redhat.com>
14089 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
14090 bitmap a sparse bitmap instead of a simple bitmap.
14091 (mark_def_sites_initialize_block): Corresponding changes.
14092 (ssa_mark_def_sites_initialize_block): Likewise.
14093 (ssa_mark_phi_uses): Likewise.
14094 (mark_def_site, ssa_mark_def_sites): Likewise.
14095 (mark_def_site_blocks): Likewise.
14096 (rewrite_ssa_into_ssa): Likewise.
14098 * tree-ssa-dom.c (record_cond): Pass correct variable type
14099 for last argument to htab_find_slot_with_hash.
14101 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
14102 effects when optimizing 0 % X. Do not try to optimize X % 0.
14104 2005-01-31 James E. Wilson <wilson@specifixinc.com>
14106 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
14109 2005-02-01 Eric Christopher <echristo@redhat.com>
14111 * config/mips/mips.c (override_options): Warn if -mint64
14113 * doc/invoke.texi (MIPS Options): Document that -mint64 is
14116 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
14118 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
14120 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
14121 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
14122 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
14123 (cached_regno): Initialize to INVALID_REGNUM.
14124 (cse_reg_info_table_size,
14125 cse_reg_info_table_first_uninitialized,
14126 cse_reg_info_timestamp): New.
14127 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
14129 (init_cse_reg_info, get_cse_reg_info_1): New.
14130 (get_cse_reg_info): Cache the last look-up.
14131 (new_basic_block): Update the code to clear mappings from
14132 registers to cse_reg_info entries.
14133 (cse_main): Call init_cse_reg_info.
14135 * cse.c (get_cse_reg_info): Update a comment.
14137 2005-01-31 Steven Bosscher <stevenb@suse.de>
14140 * c-decl.c (start_decl): Do not warn about arrays of elements with
14141 an incomplete type here.
14142 (grokdeclarator): Do it here by making a pedwarn an error.
14143 * c-typeck.c (push_init_level): If there were previous errors with
14144 the constructor type, do not warn about braces for initializers.
14145 (process_init_element): Likewise for excess initializer elements.
14147 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
14149 * cse.c (delete_trivially_dead_insn): Don't iterate.
14151 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
14153 * config/rs6000/rs6000.md (copysignsf3): New expand.
14154 (copysigndf3): Likewise.
14156 2005-01-31 Steven Bosscher <stevenb@suse.de>
14158 * recog.c (constrain_operands): Only look for earlyclobber operand
14159 conflicts if an '&' constraint was seen.
14161 2005-01-31 Marc Espie <espie@openbsd.org>
14163 * config.gcc: Don't include embedded systems fragment, switches default
14164 debugging format to ELF.
14165 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
14166 longer pick it up there.
14168 2005-01-31 Dale Johannesen <dalej@apple.com>
14170 * doc/extend.texi (nested functions): Fix linkage description.
14171 Clarify that static is not allowed.
14173 2005-01-31 Dale Johannesen <dalej@apple.com>
14175 * config/rs6000/darwin.md (movsf_low_di): Make work.
14176 (movdf_low_di): Make work.
14178 2005-01-31 Dale Johannesen <dalej@apple.com>
14180 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
14181 Make work for 64 bit.
14183 2005-01-31 Roger Sayle <roger@eyesopen.com>
14184 Dale Johannesen <dalej@apple.com>
14186 PR middle-end/19650
14187 * fold-const.c (fold_binary_op_with_conditional_arg):
14188 Make types match original operands, before STRIP_NOPS.
14190 2005-01-31 Alan Modra <amodra@bigpond.net.au>
14192 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
14193 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
14194 (struct gcc_sigcontext): Delete. Merge contents to..
14195 (struct gcc_ucontext): ..here.
14196 (get_sigcontext): Delete.
14197 (get_regs): New function, like get_sigcontext but return regs ptr.
14198 64-bit version finds regs from r1 to support vdso.
14199 (ppc_linux_aux_vector): New function.
14200 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
14203 2005-01-31 Ira Rosen <irar@il.ibm.com>
14205 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
14207 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
14208 redundant fold. Fix misalignment for MINUS_EXPR.
14209 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
14210 (vect_analyze_pointer_ref_access): Likewise.
14211 (vect_get_memtag_and_dr): Likewise.
14213 2005-01-31 Richard Henderson <rth@redhat.com>
14215 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
14216 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
14217 absnegdf2_i387, absnegxf2_i387): Likewise.
14219 2005-01-31 Richard Henderson <rth@redhat.com>
14222 * optabs.c (expand_copysign_absneg): New.
14223 (expand_copysign_bit): Split out from ...
14224 (expand_copysign): ... here. Use expand_copysign_absneg.
14226 2005-01-30 Roger Sayle <roger@eyesopen.com>
14228 PR middle-end/19697
14229 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
14230 constant as the second operand and a register as the third.
14232 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
14235 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
14236 that dllimport'd functions do not use all call-clobbered registers
14237 to pass parameters.
14239 2005-01-30 Richard Henderson <rth@redhat.com>
14242 * optabs.c (expand_absneg_bit): Split out from expand_unop and
14243 expand_abs_nojump and generalize. Use operand_subword and
14244 emit_no_conflict_block. Support large modes.
14245 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
14247 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
14248 negation to subtraction.
14249 (expand_copysign): Check that the format has signed zeros.
14250 Use operand_subword and emit_no_conflict_block. Support large modes.
14252 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
14254 Fix PR tree-optimization/19624
14256 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
14257 * tree-ssa-pre.c: Add cfgloop.h.
14259 (pre_stats): New member, constified.
14260 (inserted_exprs): New static variable.
14261 (NECESSARY): New macro.
14262 (create_expression_by_pieces): Fold the expression, and
14263 mark it as defaulting to not necessary. Also put in
14265 (fully_constant_expression): New function.
14266 (insert_into_preds_of_block): Modify to not insert phis when we
14267 are playing with induction variables.
14268 Push phis onto the inserted_exprs vector, and mark them as not
14269 necessary by default.
14270 (insert_aux): Call fully_constant_expression on eprime.
14271 If all edges produce the same value, mark it constant.
14272 (mark_operand_necessary): New function.
14273 (remove_dead_inserted_code): New function.
14274 (init_pre): Init loop optimizer to get loop info.
14275 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
14276 (execute_pre): Commit edge inserts, then remove dead code.
14278 2005-01-30 Richard Henderson <rth@redhat.com>
14280 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
14281 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
14283 2005-01-30 Richard Henderson <rth@redhat.com>
14286 * config/i386/i386.c (ix86_expand_copysign): New.
14287 (ix86_split_copysign_const): New.
14288 (ix86_split_copysign_var): Rename from ix86_split_copysign,
14289 rearrange op1/nmask operands.
14290 * config/i386/i386-protos.h: Update.
14291 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
14292 (copysigndf3): Likewise.
14293 (copysignsf3_const, copysigndf3_const): New.
14294 (copysignsf3_var): Rename from copysignsf3, split out splitter
14295 and fix split predicate for X constraint.
14296 (copysigndf3_var): Similarly.
14298 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
14300 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
14301 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
14302 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
14304 2005-01-29 Richard Henderson <rth@redhat.com>
14307 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
14308 of # and * in constraints.
14310 2005-01-29 Richard Henderson <rth@redhat.com>
14312 PR middle-end/19689
14313 * expr.c (store_field): Don't strip sub-mode cast when the input
14314 data is even smaller.
14316 2005-01-29 Richard Henderson <rth@redhat.com>
14318 PR middle-end/19687
14319 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
14322 2005-01-29 Richard Henderson <rth@redhat.com>
14324 * combine.c (make_field_assignment): Fix argument order
14327 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
14329 PR tree-optimization/15791
14330 * fold-const.c (extract_array_ref): New function.
14331 (fold): Fold comparisons between &a[i] and &a[j] or
14332 semantically equivalent trees.
14334 2005-01-29 Jeff Law <law@redhat.com>
14336 * gcse.c (insert_expr_in_table): Revamp handling of available
14337 and anticipatable occurrence lists to avoid unnecessary list
14339 (insert_set_in_table): Similarly.
14341 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
14343 * c-common.c (fix_string_type): Just use c_build_qualified_type to
14345 (c_build_qualified_type): Build qualified array types with
14346 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
14347 * c-decl.c (c_make_fname_decl): Build unqualified array type
14348 before qualified type.
14349 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
14350 type is qualified, not just if type itself is. Don't apply
14351 qualifiers to array type when declarator is processed. Apply
14352 qualifiers to field type whether or not it is an array type.
14353 Don't handle array types specially for applying qualifiers to
14355 * c-typeck.c (composite_type): Build unqualified element type and
14356 array type when forming composite of array types.
14357 (common_pointer_type, comptypes, comp_target_types,
14358 type_lists_compatible_p, build_indirect_ref, build_array_ref,
14359 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
14361 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
14362 (args2) in variables a1 and a2.
14364 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
14366 * cse.c (n_elements_made, max_elements_made): Remove.
14367 (insert): Don't touch n_elements_made.
14368 (cse_main): Don't touch n_elements_made or max_elements_made.
14370 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
14373 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
14374 configuration part of dp-bit.c to be lost.
14376 2005-01-28 Roger Sayle <roger@eyesopen.com>
14378 * expmed.c (expand_mult_highpart_optab): When attempting to use
14379 a non-widening multiplication in a wider mode, the operands need
14380 to be converted (zero or sign extended) to that mode.
14382 2005-01-28 Ian Lance Taylor <ian@airs.com>
14384 PR middle-end/16558
14385 PR middle-end/19583
14386 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
14387 through if both operands fall through.
14389 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14391 * cse.c (fold_rtx) <PC>: Don't optimize.
14393 2005-01-28 Jeff Law <law@redhat.com>
14395 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14396 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14398 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14400 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14401 cse_reg_info_used_list_end): Remove.
14402 (cse_reg_info_list, cse_reg_info_list_free): New.
14403 (get_cse_reg_info): When allocating an instance of
14404 cse_reg_info, add it to the beginning of the cse_reg_info_list
14405 list. Remove code to maintain cse_reg_info_used_list.
14406 (new_basic_block): Reset the free list to the beginning of
14409 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14411 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14412 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14413 (frv_expand_mdpackh_builtin): New function.
14414 (frv_expand_builtin): Use it to expand __MDPACKH.
14415 * doc/extend.texi (__MDPACKH): Update documentation.
14417 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14419 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14420 SSE_FLOAT_MODE_P for use_sse computation.
14422 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14425 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14427 2005-01-27 Richard Henderson <rth@redhat.com>
14429 * builtins.c (expand_builtin_copysign): New.
14430 (expand_builtin): Call it.
14431 * genopinit.c (optabs): Add copysign_optab.
14432 * optabs.c (init_optabs): Initialize it.
14433 (expand_copysign): New.
14434 * optabs.h (OTI_copysign, copysign_optab): New.
14435 (expand_copysign): Declare.
14437 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14438 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14440 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14441 (ix86_expand_fp_absneg_operator): ... here.
14442 (ix86_split_copysign): New.
14443 * config/i386/i386-protos.h: Update.
14444 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14445 (copysignsf3, copysigndf3): New.
14447 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14448 (copysignsf3, ncopysignsf3): New.
14449 (copysigndf3, ncopysigndf3): New.
14450 (copysignxf3, ncopysignxf3): New.
14451 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14453 2005-01-27 Arend Bayer <arend.bayer@web.de>
14454 Kazu Hirata <kazu@cs.umass.edu>
14456 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14457 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14458 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14461 2005-01-27 Jeff Law <law@redhat.com>
14463 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14464 definitions of SSA_NAMEs which are not being rewritten.
14465 (rewrite_ssa_into_ssa): Only initialize the current definition
14466 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14467 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14468 SSA_NAMEs before returning.
14470 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14472 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14473 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14474 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14475 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14476 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14478 2005-01-27 Steven Bosscher <stevenb@suse.de>
14480 PR middle-end/17278
14481 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14482 higher to -O2 and higher. Likewise for tree PRE.
14483 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14486 2005-01-27 Ian Lance Taylor <ian@airs.com>
14488 PR middle-end/19583
14489 * gimple-low.c (try_catch_may_fallthru): New static function.
14490 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14491 * tree-inline.c (expand_call_inline): Don't warn about reaching
14492 the end of a non-void function being inlined if the function uses
14495 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14497 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14500 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14501 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14502 (implicitly_declare): Handle error_mark_node.
14504 2005-01-27 Richard Henderson <rth@redhat.com>
14507 * tree.h (struct tree_decl): Add debug_expr_is_from.
14508 (DECL_DEBUG_EXPR_IS_FROM): New.
14509 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14510 * dwarf2out.c (dwarf2out_var_location): Update to match.
14511 * tree-outof-ssa.c (create_temp): Likewise.
14512 * var-tracking.c (track_expr_p): Likewise.
14513 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14514 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14515 * toplev.c (default_tree_printer): Likewise.
14517 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14519 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14520 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14522 2005-01-27 Steven Bosscher <stevenb@suse.de>
14524 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14525 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14526 ASM_CLOBBERS): Add tree checks.
14528 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14529 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14530 * c-common.def (SWITCH_STMT): Update to match.
14531 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14532 macros instead of SWITCH_EXPR ones.
14533 * c-dump.c (c_dump_tree): Likewise.
14534 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14535 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14537 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14539 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14541 * unwind-dw2.c (execute_stack_op): Add missing cases for
14542 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14544 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14546 * config.gcc (Obsolete configurations): Remove 'dummy', add
14547 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14550 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14552 PR tree-optimization/19633
14553 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14555 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14556 are no call-clobbered variables.
14557 * tree-outof-ssa.c (check_replaceable): Return false for calls
14560 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14562 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14563 even for variables with NULL DECL_INITIAL.
14565 2005-01-26 Stuart Hastings <stuart@apple.com>
14567 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14569 2005-01-26 Richard Henderson <rth@redhat.com>
14571 PR middle-end/18008
14572 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14574 * expr.c (store_field): Strip conversions to odd-bit-sized types
14575 if the destination field width matches.
14577 2005-01-26 Richard Henderson <rth@redhat.com>
14579 * c-decl.c, expmed.c, expr.c: Revert last change.
14581 2005-01-26 Richard Henderson <rth@redhat.com>
14583 PR middle-end/18008
14584 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14586 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14587 if we don't need the bits above those present in the current mode.
14588 * expr.c (store_field): Strip conversions to odd-bit-sized types
14589 if the destination field width matches.
14591 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14593 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14594 either -ffast-math or -funsafe-math-optimizations is in use.
14596 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14600 * config/avr/avr.c (notice_update_cc): Only set condition code for
14601 ashrqi3 if shift count > 0.
14602 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14603 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14604 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14605 count <= 0 as a no-op, and shift count >= width by copying zero
14606 or sign bit to all bits of the result.
14607 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14608 count, with attribute "length" set to 0 and "cc" set to "none".
14610 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14612 * doc/invoke.texi: Document -mTLS.
14614 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14615 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14616 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14617 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14618 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14619 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14620 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14621 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14623 * configure.ac: Check for a TLS capable gas.
14625 * configure: Regenerate.
14627 2005-01-26 Richard Henderson <rth@redhat.com>
14629 PR middle-end/18008
14630 * combine.c (make_field_assignment): Simplify store to zero_extract
14631 from a source with an overlapping mask.
14633 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14635 2004-11-11 Eric Christopher <echristo@redhat.com>
14637 * config/frv/frv.md: Add fr400_integer automaton. Don't
14638 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14641 2005-01-26 Steven Bosscher <stevenb@suse.de>
14643 PR middle-end/16585
14644 * cfgbuild.c (make_edges): Do not clear or set
14645 current_function_has_computed_jump.
14646 * function.h (struct function): Remove the has_computed_jump field.
14647 (current_function_has_computed_jump): Do not define.
14648 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14649 in a computed jump. Ignore current_function_has_computed_jump.
14651 2005-01-26 Richard Henderson <rth@redhat.com>
14653 PR middle-end/19515
14654 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14655 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14657 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14658 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14659 objects into static storage if they have more than one non-zero value.
14660 * tree.h (categorize_ctor_elements): Update decl.
14662 2005-01-26 Steven Bosscher <stevenb@suse.de>
14664 PR middle-end/19616
14665 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14666 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14667 to this function from 2004-07-10.
14668 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14669 the current function for tail call optimizations if the address
14670 of one of it its arguments is taken.
14672 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14674 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14676 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14678 * function.c (expand_function_end): If current_function_calls_alloca,
14679 emit stack restore in a place that is reached when the function falls
14680 through at the end.
14682 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14684 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14685 rule to avoid matching inappropriate suffix rule.
14687 2005-01-26 Jan Hubicka <jh@suse.cz>
14689 PR tree-optimization/19241
14690 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14692 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14694 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14695 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14697 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14698 <sim*>: Always use crt1.o, regardless of N in simN.
14699 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14700 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14701 (CRT_CALL_STATIC_FUNCTION): Remove.
14702 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14703 use crt1.o, regardless of N in simN.
14704 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14705 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14706 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14707 case isystem setting.
14708 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14710 2005-01-25 Ian Lance Taylor <ian@airs.com>
14712 * gimple-low.c (block_may_fallthru): Correct handling of
14713 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14715 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14717 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14718 handlers to match indentation; nested under the mtune=* handler.
14719 Similar for mcpu= and march=.
14721 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14723 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14724 * config/mips/linux64.h (LIB_SPEC): Likewise.
14725 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14726 * config/sh/linux.h (LIB_SPEC): Likewise.
14728 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14730 * config/frv/frv.c (frv_legitimize_tls_address): New.
14731 (TARGET_HAVE_TLS): Define.
14732 (FRV_SYMBOL_REF_TLS_P): Define.
14733 (frv_override_options): Handle new register classes.
14734 (frv_legitimate_address_p): Reject tls addresses.
14735 (frv_legitimize_address): Handle TLS addresses.
14736 (gen_inlined_tls_plt): New.
14737 (gen_tlsmoff): New.
14738 (frv_legitimize_tls_address): New.
14739 (unspec_got_name): Add TLS entries.
14740 (got12_operand): Add R_FRV_TLSMOFF12 case.
14741 (frv_emit_move): Fixup TLS addresses.
14742 (frv_emit_movsi): Legitimize TLS addresses.
14744 * config/frv/frv.h (MASK_BIG_TLS): New.
14745 (TARGET_BIG_TLS): New.
14746 (HAVE_AS_TLS): Define.
14747 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14748 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14749 (REG_CLASS_NAMES): Same.
14750 (REG_CLASS_CONTENTS): Same.
14751 (CONSTRAINT_LEN): New.
14752 (REG_CLASS_FROM_CONSTRAINT): New.
14753 (PREDICATE_CODES): Add symbolic_operand.
14755 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14756 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14757 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14758 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14759 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14760 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14761 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14762 GR9_REG, GR14_REG, LRREG.
14763 (type): Add load_or_call attribute.
14764 ("load_or_call"): New reservation.
14765 ("call_gettlsoff"): New.
14766 ("tls_indirect_call"): New.
14767 ("tls_load_gottlsoff12"): New.
14768 ("tlsoff_hilo"): New.
14769 ("tls_tlsdesc_ldd"): New.
14770 ("tls_tlsoff_ld"): New.
14773 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14775 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14777 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14778 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14779 * config/frv/frv.c (TLS_BIAS): Define.
14780 (frv_output_dwarf_dtprel): New.
14782 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14784 PR rtl-optimization/19579
14785 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14786 both A and B, see if they don't clobber registers the other expr uses.
14788 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14790 * real.c (do_add): Initialize signalling and canonical members.
14792 * real.c (real_from_integer): Zero out destination.
14794 2005-01-18 Jan Hubicka <jh@suse.cz>
14796 PR tree-optimize/19337
14797 * tree-inline.c (initialize_inlined_parameters): Copy
14798 saved_static_chain_decl only.
14800 2005-01-25 Richard Henderson <rth@redhat.com>
14804 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14805 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14806 80387 enabled, to return a proper subclass. Return the subset that
14807 overlaps with GENERAL_REGS for PLUS.
14808 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14810 2005-01-25 Richard Henderson <rth@redhat.com>
14812 PR middle-end/19609
14813 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14815 2005-01-25 Roger Sayle <roger@eyesopen.com>
14817 * expmed.c (choose_multiplier): Change interface to return the
14818 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14819 (expand_divmod): Update calls to choose_multiplier.
14821 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14823 PR middle-end/19330
14824 * expmed.c (extract_bit_field): Use adjust_address instead of
14825 gen_lowpart when op0 is a MEM.
14827 2005-01-24 Steven Bosscher <stevenb@suse.de>
14829 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14831 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14833 * config/mips/irix-csr.c: New file.
14834 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14835 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14836 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14839 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14842 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14843 sparc/elf.h, add sparc/sp-elf.h.
14844 (sparc-*-rtems*): Likewise.
14845 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14846 tm-dwarf2.h, add sparc/sp-elf.h.
14847 (sparc86x-*-elf): Likewise.
14848 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14849 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14850 TARGET_OS_CPP_BUILTINS.
14851 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14852 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14854 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14855 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14856 (SWITCH_TAKES_ARG): Likewise.
14857 (LOCAL_LABEL_PREFIX): Likewise.
14858 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14859 (TARGET_N_FORMAT_TYPES): Delete.
14860 (TARGET_FORMAT_TYPES): Likewise.
14861 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14862 * config/sparc/elf.h: Delete.
14863 * config/sparc/sp-elf.h: New file.
14865 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14867 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14868 * tree-flow.h: Remove the corresponding prototype.
14869 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14870 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14872 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14875 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14876 for AIX ABI or ELF -fPIC.
14877 (rs6000_emit_load_toc_table): Don't create toc_section here.
14878 (rs6000_xcoff_file_start): Nor here.
14880 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14882 * sh.c (ra.h): Don't #include.
14883 (hard_regs_intersect_p): New function, resurrected from ra.c.
14885 * sh.c: Fix 1996 Copyright.
14887 2005-01-24 Richard Henderson <rth@redhat.com>
14888 Aldy Hernandez <aldyh@redhat.com>
14890 * regrename.c (note_sets): Handle subregs.
14892 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14895 * genconditions.c (write_header, write_conditions): Elide file if
14898 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14900 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14901 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14904 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14906 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14907 expand_builtin_printf, expand_builtin_fprintf,
14908 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14909 checking against POINTER_TYPE.
14910 (validate_arglist): Handle POINTER_TYPE code by checking
14913 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14915 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14916 init_rtlanal): New.
14917 (for_each_rtx): Call for_each_rtx_1.
14918 * rtl.h (init_rtlanal): Declare.
14919 * toplev.c (backend_init): Call init_rtlanal.
14921 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14923 * flow.c (propagate_one_insn): Formatting.
14925 PR middle-end/19551
14926 * flow.c (libcall_dead_p): Be more conservative if unsure.
14927 If there are any instructions between insn and call, see if they are
14928 all dead before saying the libcall is dead.
14930 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14932 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14933 operand constraint for operand 0.
14935 2005-01-23 Richard Henderson <rth@redhat.com>
14938 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14939 edges leading to join block.
14941 2005-01-23 Roger Sayle <roger@eyesopen.com>
14943 * expmed.c (expand_mult_highpart): Make static. Change type of
14944 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14945 (expand_divmod): Updates calls to expand_mult_highpart by using
14946 gen_int_mode to pass a CONST_INT rtx.
14947 * rtl.h (expand_mult_highpart): Remove prototype.
14949 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14951 * flow.c (regset_bytes, regset_size): Remove.
14953 * cfganal.c: Fix a reference to Harvey's paper.
14955 2005-01-23 Steven Bosscher <stevenb@suse.de>
14957 PR rtl-optimization/19464
14958 * tree-optimize.c (init_tree_optimization_passes): Add one more
14959 copyrename pass just before out-of-ssa.
14961 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14964 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14965 * ggc-none.c (ggc_free): Define.
14967 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14969 * cse.c (max_reg, max_insn_uid): Remove.
14970 (cse_main): Don't access max_reg or max_insn_uid.
14972 * c-common.c (explicit_flag_signed_bitfields,
14973 lang_statement_code_p, lang_expand_function_end): Remove.
14974 * c-common.h: Remove the corresponding declarations.
14975 * c-opts.c (c_common_handle_option): Remove all write access
14976 to explicit_flag_signed_bitfields.
14978 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14979 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14980 * cgraph.h: Remove the corresponding declaration.
14982 * gcse.c (null_pointer_info): Remove.
14984 2005-01-23 Roger Sayle <roger@eyesopen.com>
14985 Eric Botcazou <ebotcazou@libertysurf.fr>
14987 * combine.c (simplify_logical): Only simplify logical expressions
14988 of the form ior(and(x,y),z) by the inverse distributive law if the
14989 result is cheaper than the original.
14991 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14993 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14994 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14995 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14996 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14997 config/freebsd-spec.h, config/arm/arm.h,
14998 config/h8300/h8300.md, config/i386/i386.md,
14999 config/i386/predicates.md, config/i386/sse.md,
15000 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
15001 config/vax/vax.md: Fix comment typos. Follow spelling
15004 2005-01-23 Steven Bosscher <stevenb@suse.de>
15006 * gengtype.c (walk_type): Produce `not equal to' compares for loop
15007 tests, instead of `less than'.
15009 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
15011 * function.c (assign_parm_setup_block): When creating a new stack slot
15012 for a parameter, get its alignment from the parameter's DECL_ALIGN
15013 rather than the type's TYPE_ALIGN. Make sure that the parameter
15014 is at least word aligned.
15016 2005-01-22 Roger Sayle <roger@eyesopen.com>
15018 PR middle-end/19378
15019 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
15021 2005-01-22 Richard Henderson <rth@redhat.com>
15024 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
15025 in both compare operands.
15026 (movdfcc_1_sse_max): Likewise.
15027 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
15028 (movdfcc_1_sse): Likewise.
15029 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
15030 scratch register as needed.
15032 2005-01-22 Richard Henderson <rth@redhat.com>
15034 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
15036 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
15038 2005-01-22 Richard Henderson <rth@redhat.com>
15040 * genopinit.c (optabs): Use smin/smax for floating point too.
15041 * doc/md.texi: Update to match. Clarify that floating point
15042 results are undefined for +0/-0 and NaN.
15043 * doc/rtl.texi: Likewise.
15044 * rtl.def (SMIN, SMAX): Likewise
15045 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
15047 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
15048 leading 's' to the name.
15049 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
15050 smaxxf3, sminxf3): Likewise.
15051 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
15054 2005-01-22 Paul Brook <paul@codesourcery.com>
15056 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
15058 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
15060 * config/s390/s390.c (struct processor_costs): New fields
15061 dlgr, dlr, dr, dsgfr, dsgr.
15062 (z900_cost, z990_cost): Values for new fields.
15063 (s390_rtx_costs): New cases MEM und COMPARE in switch
15064 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
15065 DIV, MOD, UDIV, UMOD.
15067 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15069 * config/s390/s390.md ("doloop_si64"): Reload input value directly
15070 into the register being decremented.
15071 ("doloop_si31", "doloop_di"): Likewise.
15072 ("*doloop_si_long"): Adapt pattern.
15074 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15076 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
15078 (CLASS_MAX_NREGS): Likewise.
15080 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
15082 * doc/tree-ssa.texi (Statement Operands): Add example for new
15083 must-def macro. Note deprecation of old operands interface.
15085 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
15087 PR tree-optimization/19484
15088 * tree-cfg.c (remove_fallthru_edge): New function.
15089 (cleanup_control_flow): Remove fallthru edges from calls that are
15090 now known not to return.
15092 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15094 Fix PR tree-optimization/19038
15095 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
15096 copies with loop variant ones.
15098 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
15100 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
15101 config/alpha/alpha-protos.h, config/alpha/alpha.h,
15102 config/alpha/alpha.md, config/alpha/predicates.md,
15103 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
15104 config/sparc/sol2.h: Update copyright.
15106 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
15107 first label to see if it is a nonlocal label.
15109 2005-01-22 David Edelsohn <edelsohn@gnu.org>
15110 Andrew Pinski <pinskia@physics.uc.edu>
15113 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
15114 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
15116 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15118 * config/rs6000/rtems.h: Update copyright.
15120 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
15123 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
15124 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
15125 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
15127 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15130 * c-typeck.c (convert_arguments): Check for error_mark_node.
15132 2005-01-21 Ian Lance Taylor <ian@airs.com>
15134 PR tree-optimization/13000
15135 * tree-inline.c: Include "tree-flow.h".
15136 (expand_call_inline): If warn_return_type, warn if non-void inline
15137 function falls through.
15138 * tree-cfg.c (execute_warn_function_return): Don't warn about
15139 control reaching end if TREE_NO_WARNING is set. Set
15141 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
15143 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
15144 branch if we don't need one.
15145 * c-typeck.c: Include "tree-flow.h"
15146 (c_finish_bc_stmt): Don't add a goto if the current statement
15147 list doesn't fall through to the current point.
15149 2005-01-21 Roger Sayle <roger@eyesopen.com>
15151 PR rtl-optimization/576
15152 * real.c (real_arithmetic): Change return type from void to bool
15153 to return an indication that the result may be inexact.
15154 * real.h (real_arithmeric): Update prototype.
15155 * fold-const.c (const_binop): Don't constant fold floating
15156 point expressions when the user specifies -frounding-math and
15157 the result may depend upon the run-time rounding mode.
15158 (fold_convert_const_real_from_real): Clean-up.
15159 (fold_initializer): Ignore flag_rounding_math for initializers.
15160 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
15161 constant fold FP operations with flag_rounding_math if the
15162 result may depend upon the run-time rounding mode.
15164 2005-01-21 Tom Tromey <tromey@redhat.com>
15166 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
15168 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
15170 * tree-cfg.c: Fix comment typos.
15172 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
15174 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
15175 around the call to rest_of_handle_branch_target_load_optimize.
15177 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15179 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
15180 (sparc64-*-openbsd*): Likewise.
15181 (sparclite-*-elf*): Include tm-dwarf2.h.
15182 (sparc86x-*-elf*): Likewise.
15183 (sparc64-*-elf*): Likewise.
15184 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
15185 (DBX_DEBUGGING_INFO): Likewise.
15186 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
15187 (PREFERRED_DEBUGGING_TYPE): Likewise.
15188 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
15189 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
15190 (PREFERRED_DEBUGGING_TYPE): Likewise.
15191 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
15192 (PREFERRED_DEBUGGING_TYPE): Likewise.
15193 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
15195 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15198 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
15200 2005-01-20 Paul Brook <paul@codesourcery.com>
15202 * doc/rtl.texi: Document value extension requirements for CONST_INT.
15204 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15206 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
15207 label is first in a sequence of labels.
15209 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
15211 2005-01-20 Janis Johnson <janis187@us.ibm.com>
15212 Giovanni Bajo <giovannibajo@gcc.gnu.org>
15214 * doc/sourcebuild.texi (Test Directives): New.
15216 2005-01-20 Roger Sayle <roger@eyesopen.com>
15218 * real.c (real_floor): Don't leave the result uninitialized when
15219 mode is VOIDMode, but return the unrounded intermediate value.
15220 (real_ceil): Likewise.
15222 2005-01-20 Paul Brook <paul@codesourcery.com>
15224 * config/arm/arm.md (insv): Use gen_int_mode.
15226 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15228 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
15229 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15230 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15231 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15232 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
15234 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
15237 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
15238 fbreg, so we have to assume we can't.
15239 (loc_descriptor_from_tree_1): Ditto.
15240 (containing_function_has_frame_base): New function.
15241 (add_location_or_const_value_attribute): Use it.
15242 Also try to generate a frame_base from a single element location
15245 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15247 PR tree-optimization/15349
15248 * timevar.def (TV_TREE_MERGE_PHI): New.
15249 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
15251 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
15252 calls to tree_forwarder_block_p.
15253 (remove_forwarder_block_with_phi, merge_phi_nodes,
15254 gate_merge_phi, pass_merge_phi): New.
15255 * tree-optimize.c (init_tree_optimization_passes): Add
15257 * tree-pass.h: Add an extern for pass_merge_phi;
15259 2005-01-20 Richard Henderson <rth@redhat.com>
15262 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
15263 (_mm_castps_pd, _mm_castps_si128): New.
15264 (_mm_castsi128_ps, _mm_castsi128_pd): New.
15266 2005-01-20 Richard Henderson <rth@redhat.com>
15269 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
15270 __builtin_ia32_vec_init_v2si.
15271 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
15272 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
15273 (ix86_init_mmx_sse_builtins): Create it.
15274 (ix86_expand_builtin): Expand it.
15275 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
15276 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
15277 (vec_extractv2si_0, vec_extractv2si_1): New.
15279 2005-01-20 Richard Henderson <rth@redhat.com>
15282 * config/i386/i386.c (ix86_expand_push): New.
15283 * config/i386/mmx.md (push<MMXMODE>1): New.
15284 * config/i386/sse.md (push<SSEMODE>1): New.
15285 * config/i386/i386-protos.h: Update.
15287 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
15289 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
15292 2005-01-20 Richard Henderson <rth@redhat.com>
15294 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
15295 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
15297 2005-01-19 Richard Henderson <rth@redhat.com>
15300 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
15301 to V4SFmode in SSE1 fallback load path.
15303 2005-01-19 Richard Henderson <rth@redhat.com>
15305 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
15306 in QImode expansion to ix86_expand_vector_set.
15307 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
15309 2005-01-19 Richard Henderson <rth@redhat.com>
15312 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
15313 subclass of the input class.
15314 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
15315 Always true for cross-SSE1 classes. Rationalize conditionals.
15316 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
15317 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
15318 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
15319 (movdi_2): Add MMX/SSE zeros.
15320 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
15321 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
15322 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15323 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
15324 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
15325 (zero_extendsidi2_rex64_1): Remove.
15326 (MOV0 peephole): Check GENERAL_REG_P.
15328 2005-01-19 Richard Henderson <rth@redhat.com>
15331 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
15333 (ix86_expand_vector_extract): Likewise.
15335 2005-01-19 Richard Henderson <rth@redhat.com>
15337 PR middle-end/19304
15338 * expr.c (emit_move_change_mode): New argument force; use
15339 simplify_gen_subreg if true.
15340 (emit_move_via_alt_mode): Merge into ...
15341 (emit_move_via_integer): ... here.
15342 (emit_move_ccmode): Use emit_move_change_mode directly.
15344 2005-01-19 Richard Henderson <rth@redhat.com>
15347 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
15348 (alpha_preferred_reload_class): Handle CONST_VECTOR.
15349 (alpha_emit_set_const_1): Add no_output parameter; don't emit
15351 (alpha_emit_set_const): Likewise. Make static.
15352 (alpha_emit_set_long_const): Make static.
15353 (alpha_extract_integer): Split out from alpha_expand_mov.
15354 (alpha_split_const_mov): Likewise.
15355 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
15356 (alpha_legitimate_constant_p): New.
15357 * config/alpha/alpha-protos.h: Update.
15358 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
15359 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
15360 * config/alpha/alpha.md (movsi): Add n alternative.
15361 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
15362 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
15363 (splitters for all of the above): Use alpha_split_const_mov.
15364 * config/alpha/predicates.md (non_add_const_operand): New.
15365 (non_zero_const_operand): New.
15366 (input_operand): Use alpha_legitimate_constant_p after reload.
15368 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15370 PR tree-optimization/19038
15371 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
15372 (add_candidate): Add ivs with increment in latch only if
15373 allow_ip_end_pos_p is true.
15374 (determine_iv_cost): Use empty_block_p.
15376 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
15378 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
15379 (compute_dominance_frontiers): Ditto.
15381 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
15384 * config/sh/t-rtems: New.
15385 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
15387 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15389 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15390 the offset of the selected field.
15392 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15394 * tree-cfg.c (remove_forwarder_block): Fix the check to
15395 prevent a nonlocal label from appearing in the middle of a
15398 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15400 PR rtl-optimization/19462
15401 * reorg.c (find_end_label): Create return insn only if
15402 current_function_epilogue_delay_list is empty.
15404 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15406 * doc/passes.texi: Remove paragraph mentioning new-ra.
15408 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15410 PR rtl-optimization/15139
15411 * combine.c: Include params.h.
15412 (count_rtxs): New function.
15413 (record_value_for_reg): If replace_rtx would replace at least
15414 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15415 (clobber (const_int 0)) instead of TEM.
15416 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15417 * params.h (MAX_LAST_VALUE_RTL): New.
15418 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15419 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15422 * c-typeck.c (digest_init): Only call build_vector if all constructor
15423 elements are *_CST nodes.
15424 * gimplify.c (gimplify_init_constructor): Likewise.
15426 PR middle-end/19164
15427 * c-typeck.c (digest_init): Only call build_vector if inside_init
15430 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15432 * toplev.c (init_asm_output): Remove dead #ifdef.
15434 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15436 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15438 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15440 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15441 accessing DECL_FUNCTION_CODE.
15442 * dojump.c (do_jump): Likewise.
15443 * gimplify.c (gimplify_call_expr): Likewise.
15444 * predict.c (expr_expected_value): Likewise.
15445 (strip_builtin_expect): Likewise.
15446 * tree-inline.c (estimate_num_insns_1): Likewise.
15447 * tree-ssa-loop-im.c (stmt_cost): Likewise
15448 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15449 (tree_expr_nonnegative_p): Likewise.
15451 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15453 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15454 variant of the load_pcrel_sym pattern.
15455 * config/sparc/sparc.md (P macro): Move to the top.
15456 (load_pcrel_sym): Macroize using P.
15457 (save_register_window): Likewise.
15459 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15461 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15462 ("sordered"): Same.
15464 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15467 * c-typeck.c (build_asm_expr): Strip nops off
15468 input memory operands.
15470 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15472 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15473 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15474 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15475 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15477 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15480 * config/i386/i386.c (override_options): If the 80387 is disabled,
15481 then do not return FP values using FP registers.
15483 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15485 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15486 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15487 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15488 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15489 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15490 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15491 output.h, postreload-gcse.c, postreload.c, recog.c,
15492 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15493 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15494 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15495 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15496 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15497 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15498 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15499 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15501 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15502 config/alpha/alpha.c, config/arm/vfp.md,
15503 config/i386/emmintrin.h, config/i386/i386-modes.def,
15504 config/i386/i386-protos.h, config/i386/i386.h,
15505 config/i386/pmmintrin.h, config/i386/ppro.md,
15506 config/i386/predicates.md, config/i386/xmmintrin.h,
15507 config/i860/i860.c, config/ia64/ia64-modes.def,
15508 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15509 config/ia64/ia64.md, config/ia64/itanium1.md,
15510 config/ia64/itanium2.md, config/ia64/predicates.md,
15511 config/iq2000/iq2000.h, config/mips/linux64.h,
15512 config/rs6000/aix41.h, config/rs6000/aix43.h,
15513 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15514 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15515 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15516 config/sparc/linux64.h, config/sparc/litecoff.h,
15517 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15518 config/sparc/sparc.h, config/sparc/sparc.md,
15519 config/sparc/sysv4-only.h: Update copyright.
15521 2005-01-18 Richard Henderson <rth@redhat.com>
15524 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15526 2005-01-18 Marc Espie <espie@openbsd.org>
15527 * config/i386/openbsdelf.h: Typo.
15529 2005-01-18 Richard Henderson <rth@redhat.com>
15531 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15532 special case for sse.
15533 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15535 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15537 * tree-inline.c (estimate_num_insns_1): Added cases for
15538 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15540 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15542 PR rtl-optimization/19296
15543 * combine.c (simplify_comparison): Rewrite the condition under
15544 which a non-paradoxical SUBREG of a PLUS can be lifted when
15545 compared against a constant.
15547 2005-01-18 Andi Kleen <ak@muc.de>
15549 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15550 * c.opt (-Wpointer-sign): Add.
15551 * doc/invoke.texi: (-Wpointer-sign): Add.
15553 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15555 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15556 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15557 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15558 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15559 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15560 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15561 for TARGET_MIX_SSE_I387.
15562 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15563 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15564 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15565 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15566 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15567 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15568 TARGET_MIX_SSE_I387.
15569 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15572 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15575 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15576 Add movaps alternative for xmm reg->reg move.
15578 2005-01-17 Jeff Law <law@redhat.com>
15580 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15581 at the end of the main DOM loop rather than just before DOM exits.
15583 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15585 PR tree-optimization/19121
15586 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15587 adding aliases to a name tag, also add them to the pointer's
15589 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15590 sensitive alias info at all. Only check that the two pointers
15591 have compatible pointed-to sets.
15592 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15593 a pointer's type tag is a superset of the alias set of the
15594 pointer's name tag.
15596 2005-01-17 James E Wilson <wilson@specifixinc.com>
15599 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15600 comment to document why.
15602 2005-01-17 Richard Henderson <rth@redhat.com>
15604 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15605 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15606 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15607 sse2_vmsminv2df3_finite): New.
15608 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15609 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15610 Force op1 into register.
15612 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15614 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15615 bubblestrap from always rebuilding build directory.
15617 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15619 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15620 ("*cmpmem_short"): Likewise.
15622 2005-01-17 Steven Bosscher <stevenb@suse.de>
15624 * basic-block.h: Document BB_* flags.
15625 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15626 use an sbitmap instead.
15627 * sched-rgn.c (compute_trg_info): Likewise.
15629 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15631 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15632 redundant target_cpu_default and extra_parts lines. Use the default
15634 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15635 (SUBTARGET_EXTRA_SPECS): Delete.
15636 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15637 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15638 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15639 and "n32" for -mabi=n32.
15641 2005-01-17 Ian Lance Taylor <ian@airs.com>
15644 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15645 fold constant variables into initial values.
15647 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15649 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15651 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15652 through the statements backward.
15654 2005-01-17 Ian Lance Taylor <ian@airs.com>
15656 PR middle-end/13127:
15657 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15658 a variable set to the return value of the inlined function.
15660 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15662 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15663 when modes are tieable.
15665 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15667 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15668 of pthread_create to find out if threads are enabled.
15669 * gthr-posix95.h (__gthread_active_p): Likewise.
15671 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15673 * common.opt (-fnew-ra): Remove.
15675 * toplev.h (flag_new_regalloc): Remove.
15676 * Makefile.in (ra*.*): Don't mention.
15677 * passes.c (rest_of_handle_new_regalloc): Remove.
15678 (rest_of_handle_combine, rest_of_compilation): Always consider
15679 flag_new_regalloc as false.
15680 * doc/invoke.texi: Don't document -fnew-ra.
15682 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15684 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15685 last parameter to reg_scan.
15686 * loop.c (loop_optimize): Likewise.
15687 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15688 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15689 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15690 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15691 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15692 * regclass.c (reg_scan): Likewise, for the declaration.
15693 * rtl.h (reg_scan): Likewise, for the prototype.
15695 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15697 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15698 mark_dfs_back_edges.
15700 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15702 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15703 (compute_avail): Uses don't go in tmp_gen.
15705 2005-01-16 Steven Bosscher <stevenb@suse.de>
15707 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15708 loop to look for a free slot in a page entry.
15710 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15713 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15714 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15715 just before targetm.asm_out.file_end.
15716 * tree.h (process_pending_assemble_output_defs): Declare.
15717 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15719 (assemble_alias): Defer generation of assembly code for defines when
15720 TARGET_DEFERRED_OUTPUT_DEFS is true.
15721 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15722 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15723 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15725 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15728 * pa.c (pa_scalar_mode_supported_p): New function.
15729 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15730 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15732 * pa-protos.h (prefetch_operand): Delete.
15733 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15734 * pa.c (prefetch_operand): Delete.
15735 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15736 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15737 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15738 and prefetch_nocc_operand.
15739 * pa.md (prefetch): Rework to avoid reload problems handling short
15740 displacements when a cache control completer needs to be provided.
15741 (prefetch_32, prefetch_64): Delete.
15742 (prefetch_cc, prefetch_nocc): New patterns.
15744 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15746 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15748 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15751 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15752 exceeds maximum alignment for global common data.
15753 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15754 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15756 2004-01-15 Roger Sayle <roger@eyesopen.com>
15758 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15760 2004-01-15 Roger Sayle <roger@eyesopen.com>
15762 * harg-reg-set.h (reg_class_names): Prototype global array.
15763 * regclass.c (reg_class_names): Declare here and initialize to
15765 (dump_regclass): Remove local declaration of reg_class_names.
15766 (regclass): Likewise.
15767 * cfg.c (dump_flow_info): Likewise.
15768 * ra-debug.c (reg_class_names): Likewise.
15769 * regrename.c (reg_class_names): Likewise.
15770 * reload.c (reg_class_names): Likewise.
15771 * reload1.c (spill_failure): Likewise.
15772 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15774 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15776 * config/s390/s390.md ("reload_outti"): Remove predicate for
15777 output operand. Abort if operand is not a MEM.
15778 ("reload_outdi", "reload_outdf"): Likewise.
15780 2005-01-15 Marc Espie <espie@openbsd.org>
15782 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15783 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15784 * config/openbsd.h: Fix C++ includes for native configurations.
15785 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15786 Add trampoline support.
15787 * config/i386/openbsdelf.h: New.
15789 2005-01-15 Marc Espie <espie@openbsd.org>
15791 * collect2.c (main): Explicitly parse -dynamic-linker option.
15793 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15795 PR tree-optimization/19060
15796 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15797 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15798 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15799 and handle extract_range_from_cond returning false.
15800 * fold-const.c (fold): Optimize comparisons with min/max even for
15801 width > HOST_BITS_PER_WIDE_INT.
15803 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15805 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15806 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15807 Remove little endian multilib variants.
15808 Add mips32 multilib variant.
15810 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15812 * explow.c (copy_all_reg, stabilize): Remove.
15813 * expr.h: Remove the corresponding prototypes.
15815 * rtlanal.c (regs_set_between_p): Remove.
15816 * rtl.h: Remove the corresponding prototype.
15818 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15820 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15821 to rs6000_nonimmediate_operand.
15822 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15823 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15824 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15825 rs6000_nonimmediate_operand.
15826 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15827 rs6000_nonimmediate_operand.
15829 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15831 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15833 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15835 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15837 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15838 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15840 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15841 (rs6k_nonimmediate_operand): New.
15842 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15844 (legitimate_lo_sum_address_p): Same.
15845 (rs6000_legitimize_address): Same.
15846 (rs6000_legitimize_reload_address): Same.
15847 (rs6000_legitimate_address): Same.
15848 (spe_build_register_parallel): Pass DF and DC modes in a DI
15851 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15852 to rs6k_nonimmediate_operand.
15854 * config/rs6000/spe.md ("*frob_df_di"): New.
15855 ("*frob_di_df"): New.
15856 ("*frob_di_df_2"): New.
15857 ("*mov_sidf_e500_subreg0"): New.
15858 ("*mov_sidf_e500_subreg4"): New.
15859 ("*movdf_e500_double"): Change predicate to
15860 rs6k_nonimmediate_operand.
15862 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15864 * postreload.c (move2add_note_store): Only call
15865 trunc_int_for_mode on scalar integers.
15867 2005-01-14 Steven Bosscher <stevenb@suse.de>
15869 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15870 replace BB_VISITED uses.
15871 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15872 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15873 (tree_dce_done): Free visited_control_parents.
15874 (perform_tree_ssa_dce): Allocate and clear it.
15875 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15876 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15877 instead of BB_VISITED.
15879 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15881 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15882 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15883 Remove unused prototypes.
15885 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15887 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15888 64-bit register usage.
15889 (spe_func_has_64bit_regs_p): Add FIXME note.
15891 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15893 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15894 flag_finite_math_only with flag_unsafe_math_optimizations.
15896 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15898 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15899 end-of-stack check.
15900 (__tpf_eh_return): Copy TPF private stack area from the module
15901 boundary stack frame. Add check for when module addresses are
15902 equal, but no stub address is found.
15904 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15907 * arm.h (struct machine_function): Add call_via field.
15908 (thumb_call_via_label): Declare.
15909 * arm.c (thumb_call_via_label): New variable.
15910 (thumb_call_reg_needed): New variable.
15911 (arm_output_function_epilogue): For Thumb code, output any per-function
15912 call-indirect trampolines.
15913 (thumb_call_via_reg): New function.
15914 (arm_file_end): New function.
15915 (TARGET_ASM_FILE_END): Call arm_file_end.
15916 (aof_file_end): Likewise.
15917 * arm-protos.h (thumb_call_via_reg): Declare.
15918 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15919 thumb_call_via_reg in normal case.
15921 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15923 PR middle-end/19084
15924 PR rtl-optimization/19348
15925 * recog.c (peephole2_optimize): Do global life update if some peephole
15926 decides it doesn't need at least one of its inputs and that change
15927 influences liveness at the start of the basic block.
15929 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15930 arguments instead of 1.
15932 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15934 PR middle-end/18820
15935 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15936 zero for nested functions needing a static chain or functions
15937 with a non-constant address.
15939 2005-01-13 Roger Sayle <roger@eyesopen.com>
15941 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15942 (and (sign_extend X) C) into (zero_extend (and X C)).
15944 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15946 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15948 2005-01-13 Richard Henderson <rth@redhat.com>
15953 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15954 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15955 not just TARGET_SSE.
15956 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15957 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15958 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15959 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15960 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15961 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15962 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15963 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15964 (movdicc_c_rex64): Rename with '*'.
15965 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15966 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15967 (movsfcc_1_387): Rename from movsfcc_1.
15968 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15969 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15970 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15971 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15972 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15973 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15974 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15975 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15976 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15977 sse_movdfcc_const0_4): Remove.
15978 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15979 recognize min/max early. Update for changed sse cmove patterns.
15980 (ix86_split_sse_movcc): New.
15981 * config/i386/i386-protos.h: Update.
15983 2005-01-13 Steven Bosscher <stevenb@suse.de>
15985 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15986 (fix_stmt_v_may_defs): Likewise.
15988 2005-01-13 Richard Henderson <rth@redhat.com>
15990 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15991 for converting the mask.
15993 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15995 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15998 2005-01-13 Richard Henderson <rth@redhat.com>
16000 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
16001 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
16002 IX86_BUILTIN_MOVDQ2Q): Remove.
16003 (IX86_BUILTIN_VEC_EXT_V4SI): New.
16004 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
16005 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
16007 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
16008 (sse2_pextrw): Fix immediate constraint.
16009 (sse2_loadq, sse2_loadq_rex64): Remove.
16010 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
16011 Use __builtin_ia32_vec_ext_<size>.
16012 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
16014 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
16016 * function.c (assign_parm_setup_block): Look inside original
16017 entry_parm when inspecting PARALLEL.
16019 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16020 Joel Sherrill <joel@oarcorp.com>
16023 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
16024 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
16025 rtems_gxx_recursive_mutex_init.
16026 (__gthread_recursive_mutex_lock): New function.
16027 (__gthread_recursive_mutex_trylock): Likewise.
16028 (__gthread_recursive_mutex_unlock): Likewise.
16030 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16032 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
16034 2005-01-13 Jan Beulich <jbeulich@novell.com>
16036 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
16037 (ashrti3_internal): Indicate output is early clobber. Generate result
16038 into output rather than first input. Use move for low word of output
16039 if shift count is exactly 64.
16040 (lshrti3_internal): Likewise.
16042 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
16046 * reload1.c (delete_output_reload): Don't delete an output reload
16047 if the pseudo lives longer than a single basic block. Adjust and
16048 improve wording of comment.
16050 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
16053 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
16054 of TYPE_SIZE where we mean the number of bytes.
16056 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
16058 * function.c (assign_parm_setup_block): Relax condition on
16059 multi-register optimization.
16061 2005-01-12 Nick Clifton <nickc@redhat.com>
16063 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
16064 an "in_delay_slot" attribute of "no" to prevent them being used in
16065 delay slots. This is forbidden because they might generate
16068 2005-01-12 Alan Modra <amodra@bigpond.net.au>
16071 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
16072 with r->Y and Y->r.
16074 2005-01-12 Nick Clifton <nickc@redhat.com>
16076 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
16077 passed on to GAS) but do not define, as GAS no longer supports or
16078 needs the -m2000 option.
16080 2005-01-11 Roger Sayle <roger@eyesopen.com>
16082 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
16083 type as args of unprototyped builtins aren't automatically promoted.
16084 (fold_builtin_abs): Likewise.
16086 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16088 * Makefile.in: Set a `build-warn' variable.
16090 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16092 PR tree-optimization/17949
16093 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
16094 (find_interesting_uses_address): Use it.
16096 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
16098 * regrename.c (kill_value): Handle subreg's that won't simplify.
16100 2005-01-11 Richard Henderson <rth@redhat.com>
16103 * config/i386/i386.h (enum ix86_builtins): Move ...
16104 * config/i386/i386.c: ... here.
16105 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
16106 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
16107 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
16108 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
16109 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
16110 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
16111 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
16112 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
16113 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
16114 IX86_BUILTIN_LOADDDUP): Remove.
16115 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
16116 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
16117 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
16118 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
16119 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
16120 (ix86_init_builtins): Make static.
16121 (ix86_init_mmx_sse_builtins): Update for changed builtins.
16122 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
16123 if all the modes match. Otherwise, fake it.
16124 (get_element_number, ix86_expand_vec_init_builtin,
16125 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
16126 (ix86_expand_builtin): Make static. Update for changed builtins.
16127 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
16128 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
16129 (ix86_expand_vector_init_duplicate): New.
16130 (ix86_expand_vector_init_low_nonzero): New.
16131 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
16132 Split out from ix86_expand_vector_init; handle integer modes.
16133 (ix86_expand_vector_init): Use them.
16134 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
16135 * config/i386/i386-protos.h: Update.
16136 * config/i386/predicates.md (reg_or_0_operand): New.
16137 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
16138 (movv2sf_internal): Likewise. And a splitter to match them all.
16139 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
16140 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
16141 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
16142 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
16143 (mmx_pinsrw): Fix operand ordering.
16144 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
16145 rather than sse_loadss expander.
16146 (movv2df splitter): Similarly.
16147 (sse_loadss, sse_loadlss): Remove.
16148 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
16149 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
16150 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
16151 (sse3_movddup): Rename with '*'.
16152 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
16153 (sse2_loadsd): Remove.
16154 (vec_dupv2df_sse3): Rename from sse3_loadddup.
16155 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
16156 (sse2_pinsrw): Fix argument ordering.
16157 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
16158 (sse2_stored): Remove 'r' destination.
16159 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
16160 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
16161 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
16162 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
16163 vec_extractv16qi, vec_initv16qi): New.
16165 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
16166 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
16167 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
16169 (_mm_load_pd, _mm_store_pd): Use plain dereference.
16170 (_mm_load_si128, _mm_store_si128): Likewise.
16171 (_mm_load1_pd): Use _mm_set1_pd.
16172 (_mm_load_sd): Use _mm_set_sd.
16173 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
16174 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
16175 (_mm_set_epi64): Use _mm_set_epi64x.
16176 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
16177 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
16178 _mm_setr_epi8): Use _mm_set_foo form.
16179 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
16180 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
16181 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
16182 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
16183 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
16184 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
16185 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
16186 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
16187 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
16188 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
16189 (_mm_movedup_pd): Use _mm_shuffle_pd.
16190 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
16191 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
16192 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
16193 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
16194 Use _mm_setzero_ps.
16195 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
16196 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
16197 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
16198 (_mm_store_ps): Use raw dereference.
16199 (_mm_store1_ps): Use _mm_storeu_ps.
16200 (_mm_storer_ps): Use _mm_store_ps.
16201 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
16202 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
16204 2005-01-11 Stan Shebs <shebs@apple.com>
16206 * config/rs6000/rs6000.c (machopic_output_stub): Issue
16207 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
16209 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
16212 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
16213 Skip all DECLs except for FIELD_DECLs.
16215 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16217 * config/s390/s390.c (override_options): Return error if
16218 -mbackchain, -mpacked-stack and -mhard-float are used together.
16219 (s390_va_start): Remove the backchain && packed-stack special case.
16220 (s390_gimplify_va_arg): Likewise.
16221 * doc/invoke.texi: Remove the ABI incompatibility note.
16223 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
16225 * config/s390/s390.c (struct s390_frame_layout): Remove
16227 (s390_frame_info, s390_emit_prologue): Replace occurrences of
16228 save_backchain_p with TARGET_BACKCHAIN.
16230 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16233 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
16234 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
16235 * function.c (locate_and_pad_parm): Set new field.
16236 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
16237 Tweak where_pad test to include "none". Always set mem align for
16239 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
16240 not sufficient for type.
16241 (assign_parm_setup_block): If stack_parm is zero on entry, always
16242 make a new stack local. Block move old stack parm if necessary
16243 to new aligned stack local.
16244 (assign_parm_setup_stack): Use a block move to handle
16245 potentially misaligned entry_parm.
16246 (assign_parms_unsplit_complex): Specify required alignment when
16247 creating stack local.
16248 * calls.c (compute_argument_addresses): Override alignment of stack
16249 arg calculated from its type with the alignment given by
16250 FUNCTION_ARG_BOUNDARY.
16251 (store_one_arg): Likewise.
16253 2005-01-11 Jan Beulich <jbeulich@novell.com>
16255 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
16256 Change respective itanium_class attribute to ialu.
16257 (shladdp4_internal): New.
16258 * config/ia64/predicates.md (shladd_log2_operand): New.
16260 2005-01-11 Richard Henderson <rth@redhat.com>
16262 * expr.c (store_constructor): Use rtvec_alloc instead of
16263 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
16265 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
16267 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
16269 2005-01-11 Alan Modra <amodra@bigpond.net.au>
16271 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
16272 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
16273 (TARGET_RWRELOC): Define.
16274 (ia64_rwreloc_section_type_flags): Delete.
16275 (ia64_section_type_flags): New function.
16276 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
16277 (TARGET_RWRELOC): Define.
16279 2005-01-10 David Mosberger <davidm@hpl.hp.com>
16282 * config/ia64/ia64.c (process_set): For alloc insn, only call
16283 process_epilogue is !frame_pointer_needed.
16285 2005-01-10 Roger Sayle <roger@eyesopen.com>
16288 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
16289 unary operator and can't be treated as a binary/comparison operator.
16291 2005-01-10 Richard Henderson <rth@redhat.com>
16293 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
16294 (ix86_return_in_memory): Likewise.
16295 (function_arg_advance): Likewise. Mirror structure in function_arg
16296 for choosing register to advance.
16298 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
16300 * tree-vectorizer.c, tree.def: Fix comment typos.
16302 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
16304 * config/s390/s390.c (struct processor_costs): 4 new fields:
16305 ddbr, ddr, debr, der.
16306 (s390_rtx_costs): More precise handling of divide instructions.
16308 2005-01-10 David Edelsohn <edelsohn@gnu.org>
16310 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
16312 2005-01-10 Jan Beulich <jbeulich@novell.com>
16314 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
16315 names resulting from -ffunction-sections/-fdata-sections and linkonce
16317 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
16318 based on the section name. Rearrange the section name comparison logic
16319 slightly so that each section name is compared against at most once.
16321 2005-01-10 Ben Elliston <bje@au.ibm.com>
16323 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
16324 targets for which -fPIC reduces limitations on the GOT size.
16326 2005-01-09 Falk Hueffner <falk@debian.org>
16328 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
16331 2005-01-09 David Edelsohn <edelsohn@gnu.org>
16334 * collect2.c (main): Set aixrtl_flag for -brtl option.
16335 (resolve_lib_name): Search for .so file extension before .a
16336 if aixrtl_flag set.
16338 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
16340 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
16341 (vect_analyze_data_refs_alignment): Add dump prints.
16343 2005-01-09 Ira Rosen <irar@il.ibm.com>
16345 * tree-vectorizer.c (vect_analyze_offset_expr): Use
16346 expr_invariant_in_loop_p.
16347 Initialize outputs first thing in the function.
16348 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
16349 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
16350 (vect_analyze_pointer_ref_access): Check that the initial condition of
16351 the access function is loop invariant.
16353 2005-01-09 Richard Henderson <rth@redhat.com>
16355 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
16356 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
16357 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
16358 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
16359 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
16360 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
16361 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
16362 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
16363 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
16364 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
16365 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
16366 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
16367 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
16368 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
16369 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
16370 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
16371 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
16372 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
16373 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
16374 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
16375 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
16376 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
16377 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
16379 (mmx_clrdi, pavgusb): Remove.
16380 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
16381 with leading sse_ prefix.
16382 * config/i386/sse.md: Receive them.
16383 * config/i386/mmx.md: New file.
16384 (MMXMODE12, MMXMODE24, mmxvecsize): New.
16385 (subrv2sf3): Turn into expander for normal subtraction.
16386 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
16387 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16388 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16389 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16390 commutative; use ix86_binary_operator_ok.
16391 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16392 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16393 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16394 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16395 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16396 Macroize from existing patterns; use ix86_binary_operator_ok.
16397 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16398 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16399 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16400 with vec_select+vec_concat.
16401 (mmx_pshufw, mmx_pshufw_1): Likewise.
16402 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16403 (mmx_uavgv4hi3): Model correctly.
16404 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16405 _mm_xor_si64): Remove casts.
16407 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16409 PR tree-optimization/19224
16410 * tree-scalar-evolution.c (get_instantiated_value,
16411 set_instantiated_value): New functions.
16412 (instantiate_parameters_1): Cache the results.
16413 (instantiate_parameters, resolve_mixers): Initialize and free
16416 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16418 * config/i386/i386.md (addhi_4): Correct reference in comment.
16421 2005-01-08 Richard Henderson <rth@redhat.com>
16423 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16424 (_mm_cvtsi128_si64x): Likewise.
16425 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16426 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16427 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16428 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16429 * config/i386/i386-protos.h: Update.
16430 * config/i386/i386.c (print_operand): Add 'H'.
16431 (ix86_fixup_binary_operands): Split out from ...
16432 (ix86_expand_binary_operator): ... here.
16433 (ix86_fixup_binary_operands_no_copy): New.
16434 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16435 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16436 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16437 (safe_vector_operand): Use CONST0_RTX.
16438 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16439 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16440 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16441 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16443 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16444 (IX86_BUILTIN_CMPNGESS): New.
16445 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16446 (attr type): Add sselog1.
16447 (attr unit, attr memory): Handle it.
16448 (movti, movti_internal, movti_rex64): Move near other integer moves.
16449 (movtf, movtf_internal): Move near other fp moves.
16450 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16451 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16452 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16453 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16454 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16455 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16456 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16457 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16458 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16459 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16460 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16461 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16462 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16463 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16464 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16465 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16466 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16467 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16468 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16469 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16470 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16471 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16472 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16473 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16474 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16475 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16476 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16477 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16478 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16479 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16480 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16481 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16482 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16483 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16484 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16485 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16486 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16487 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16488 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16489 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16490 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16491 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16492 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16493 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16495 (SSEPUSH, push<SSEPUSH>): Remove.
16496 (MMXPUSH, push<MMXPUSH>): Remove.
16497 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16498 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16499 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16500 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16501 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16502 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16503 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16504 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16505 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16506 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16507 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16508 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16509 (ppro_sse_log_V4SF): Handle sselog1.
16510 * config/i386/predicates.md (const_0_to_1_operand): New.
16511 (const_0_to_255_mul_8_operand): New.
16512 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16513 (const_2_to_3_operand, const_4_to_7_operand): New.
16514 * config/i386/sse.md: New file.
16515 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16516 (sse_movups): Rename from sse_movups_1.
16517 (sse_loadlss): Rename from sse_loadss_1.
16518 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16520 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16521 (absv4sf2, negv2df, absv2df): New.
16522 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16523 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16524 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16525 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16526 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16527 (sse3_addsubv4sf3): Model correctly.
16528 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16529 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16530 (sse_movhlps): Model with vec_select+vec_concat.
16531 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16532 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16533 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16534 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16535 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16536 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16537 sse2_pshufhw_1): Likewise.
16538 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16539 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16540 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16541 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16542 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16543 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16544 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16545 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16546 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16547 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16548 sminv8hi3): Mark commutative
16549 operands. Use ix86_binary_operator_ok.
16550 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16551 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16552 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16553 sse2_punpcklqdq): Allow operand2 in memory.
16554 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16555 sse2_movsd): Add memory alternatives.
16556 (sse_storelps): Turn expander into an insn; split after reload.
16557 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16558 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16560 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16562 * configure.ac (DWARF-2 debug_line): Use objdump.
16563 * configure: Regenerate.
16565 2005-01-08 Jeff Law <law@redhat.com>
16566 Diego Novillo <dnovillo@redhat.com>
16568 PR tree-optimization/18241
16569 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16570 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16571 statements with volatile operands.
16572 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16573 operands after marking a statement with has_volatile_ops.
16575 2005-01-08 Roger Sayle <roger@eyesopen.com>
16577 * tree.c (int_fits_type_p): Always honor integer constant
16578 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16580 2005-01-08 Roger Sayle <roger@eyesopen.com>
16582 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16583 the latent bug in rtl_delete_block has been resolved.
16585 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16587 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16588 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16590 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16592 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16593 library as @multilib_dir@/$(SHLIB_SONAME).
16595 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16597 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16598 * configure: Regenerate.
16600 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16602 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16605 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16608 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16609 Convert non-word aligned offset address using ld/std into
16612 2005-01-07 Richard Henderson <rth@redhat.com>
16614 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16616 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16618 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16620 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16622 PR tree-optimization/19283
16623 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16624 is not shorter than the original type.
16626 PR rtl-optimization/19012
16627 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16629 PR rtl-optimization/18861
16630 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16631 (FULL_STATE): Define.
16632 (mark_tablejump_edge): New function.
16633 (purge_dead_tablejump_edges): New function.
16634 (find_bb_boundaries): Use it.
16636 PR tree-optimization/18828
16637 * builtins.c (expand_builtin_next_arg): Remove argument and all
16638 the argument checking.
16639 (expand_builtin): Adjust caller.
16640 (expand_builtin_va_start): Likewise. Remove error for too many
16642 (fold_builtin_next_arg): Issue error for too many arguments.
16643 After checking arguments, replace them with magic arguments that
16644 prevent further checking of the args.
16646 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16648 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16650 2005-01-06 Roger Sayle <roger@eyesopen.com>
16653 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16654 and %{.S:...} (and their negative variants) to test whether the
16655 input file is assembler or pre-processed-assembler independent of
16656 the actual filename extension.
16658 2005-01-06 Roger Sayle <roger@eyesopen.com>
16660 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16661 of sign or zero extended values.
16663 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16665 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16666 for IBM long double format correctly.
16668 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16670 Fix PR tree-optimization/18792
16672 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16673 to first_loop_depth, and use loop depth instead of loop number.
16674 (build_classic_dir_vector): Ditto.
16675 (compute_data_dependences_for_loop): Use depth, not loop number.
16676 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16677 number. Pass in loops, instead of loop numbers.
16678 (gather_interchange_stats): Ditto.
16679 (linear_transform_loops): Ditto.
16681 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16684 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16685 biv_fits_mode_p, extension_within_bounds_p): New functions.
16686 (check_ext_dependent_givs): Use them.
16688 2005-01-06 Roger Sayle <roger@eyesopen.com>
16690 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16691 more than one barrier, in which case we should delete them all.
16693 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16695 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16697 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16699 Fix PR middle-end/19286
16701 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16702 output this subprogram, simply ignore this attempt to do it again.
16703 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16704 origin attribute if it's not possible.
16705 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16706 (decls_for_scope): Ditto.
16707 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16708 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16710 2005-01-05 Richard Henderson <rth@redhat.com>
16713 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16714 (bdesc_2arg): Use it.
16715 (ix86_expand_binop_builtin): Force operands into registers
16717 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16718 ix86_expand_sse_compare, ix86_expand_sse_comi,
16719 ix86_expand_builtin): Likewise.
16721 2005-01-05 Richard Henderson <rth@redhat.com>
16723 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16725 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16726 (mulv4hi3): Set itanium_class mmmul.
16727 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16728 (fpack): Rename from fpack_sfsf.
16730 2005-01-05 Richard Henderson <rth@redhat.com>
16733 * reload1.c (do_input_reload): Restrict the optimization deleteing
16734 a previous output reload to RELOAD_FOR_INPUT.
16736 2005-01-05 Steven Bosscher <stevenb@suse.de>
16738 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16739 comment that we fall through after case.
16740 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16741 (distribute_links): Likewise.
16742 * cse.c (cse_insn): Likewise.
16743 * cselib.c (cselib_invalidate_mem): Likewise.
16744 * df.c: Update comments at the top of the file.
16745 (read_modify_subreg_p): Update comments here too.
16746 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16747 * flow.c (mark_set_1): Likewise.
16748 (mark_used_regs): Likewise.
16749 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16750 (canon_list_insert): Likewise.
16751 (mark_set): Likewise.
16752 (try_replace_reg): Likewise.
16753 (store_killed_in_insn): Likewise.
16754 * loop.c (count_one_set): Likewise.
16755 (basic_induction_var): Likewise.
16756 * postreload-gcse.c (find_mem_conflicts): Likewise.
16757 * postreload.c (reload_combine_note_store): Likewise.
16758 (move2add_note_store): Likewise.
16759 * reload.c (find_equiv_reg): Likewise.
16760 (mark_referenced_resources): Likewise.
16761 * rtlanal.c (set_noop_p): Likewise.
16762 (note_stores): Likewise.
16763 (note_uses): Likewise.
16764 * sched-deps.c (sched_analyze_1): Likewise.
16765 * sched-rgn.c (check_live_1): Likewise.
16766 (update_live_1): Likewise.
16767 * config/i860/i860.c: Likewise.
16769 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16771 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16773 * doc/rtl.texi: Update documentation for bit-fields and SET.
16775 2005-01-05 Roger Sayle <roger@eyesopen.com>
16777 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16779 2005-01-05 Jan Hubicka <jh@suse.cz>
16780 Richard Henderson <rth@redhat.com>
16783 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16786 2005-01-05 Richard Henderson <rth@redhat.com>
16789 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16790 (sse_shufps): Change operand 3 to const_int_operand.
16791 (sse2_storelps): Fix typo in template.
16792 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16793 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16794 (ix86_expand_builtin): Likewise.
16796 2005-01-05 Julian Brown <julian@codesourcery.com>
16798 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16799 as aggregates for AAPCS ABIs.
16801 2005-01-05 Stan Shebs <shebs@apple.com>
16803 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16804 Mach-O getters if ppc64.
16805 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16807 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16808 signed four-byte field for global code case.
16809 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16811 2005-01-05 Roger Sayle <roger@eyesopen.com>
16813 PR middle-end/19100
16814 * c-common.c: Include real.h.
16815 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16816 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16817 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16818 * Makefile.in (c-common.o): Update dependencies.
16820 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16822 * c-parse.in (asm_string): Add trailing semicolon.
16824 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16826 * c-parse.in (asm_string): New. Don't allow wide strings in
16828 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16829 asm_string instead of STRING.
16831 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16833 * c-typeck.c (constructor_no_implicit): Remove.
16834 (set_designator, process_init_element): Don't check
16835 constructor_no_implicit.
16837 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16838 Kaz Kojima <kkojima@gcc.gnu.org>
16841 * lcm.c (create_pre_exit): New.
16842 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16843 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16845 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16847 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16848 -msoft-float in target_float_switch.
16849 * arm.c (arm_override_options): Fix processing of target_float_switch.
16851 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16853 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16856 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16858 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16859 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16861 2005-01-04 Roger Sayle <roger@eyesopen.com>
16863 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16864 if deleting the then-block allows the test-block to fallthru to the
16867 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16870 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16871 after the full declaration if the are in two different TUs.
16873 2005-01-04 Richard Henderson <rth@redhat.com>
16876 * tree-sra.c (generate_one_element_init): Just
16877 call gimplify_and_add.
16878 (generate_element_init): Record the
16879 new referenced variables and mark them for renaming
16880 and split out to ...
16881 (generate_element_init_1): This.
16882 (scalarize_init): Don't call push_gimplify_context/
16883 pop_gimplify_context.
16885 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16887 * toplev.c (get_src_pwd): Handle failure of getpwd().
16889 2005-01-04 Roger Sayle <roger@eyesopen.com>
16891 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16893 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16894 all the cases handled by it are inverted by invert_truthvalue.
16896 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16898 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16899 (save_register_windowsi): Likewise.
16901 2005-01-04 Richard Henderson <rth@redhat.com>
16903 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16905 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16907 PR middle-end/17767
16908 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16909 any simplifications of vector mode comparison operators.
16910 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16912 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16913 Devang Patel <dpatel@apple.com>
16915 PR tree-optimization/18308
16916 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16917 the operands before creating a new expression.
16918 * dojump.c (do_jump): Make drop_through_label available
16919 for all cases. Add expansion of COND_EXPR.
16921 2005-01-04 Ira Rosen <irar@il.ibm.com>
16923 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16924 INTEGER_CST instead of TREE_CONSTANT.
16925 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16926 instead of TREE_CONSTANT.
16927 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16928 instead of TREE_CONSTANT.
16930 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16932 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16934 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16937 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16938 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16940 2005-01-03 Richard Henderson <rth@redhat.com>
16942 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16943 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16944 fold_convert_const_real_from_real): Split out from ...
16945 (fold_convert_const): ... here.
16947 2005-01-03 Richard Henderson <rth@redhat.com>
16950 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16951 (mov<MMXMODEI>_internal): Likewise.
16952 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16953 Add V2SF case; use it for SSE1; don't use TI.
16954 (movdf_integer): Likewise.
16955 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16957 2005-01-03 Ira Rosen <irar@il.ibm.com>
16959 * tree-vectorizer.c (vect_strip_conversions): New function.
16960 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16961 check for binary class.
16963 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16967 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16969 * gimple-low.c (mark_blocks_with_used_vars): New function.
16970 (mark_blocks_with_used_subblocks): Ditto.
16971 (mark_used_blocks): Ditto.
16972 (pass_mark_used_blocks): New pass.
16973 * tree-inline.c: Include debug.h.
16974 (expand_call_inline): Call outlining_inline_function here.
16975 * tree-optimize.c (init_tree_optimization_passes): Add
16976 pass_mark_used_blocks.
16977 * tree-pass.h (pass_mark_used_blocks): New.
16978 * Makefile.in (tree-inline.o): Add debug.h dependency.
16980 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16982 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16983 VAR_DECLs to have weak_import attribute.
16985 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16988 2004-01-03 Steven Bosscher <stevenb@suse.de>
16990 * passes.c (rest_of_compilation): Don't run regmove if only
16991 flag_expensive_optimizations, require flag_regmove instead.
16993 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16995 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16997 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16998 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16999 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
17000 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17002 2005-01-03 Richard Henderson <rth@redhat.com>
17004 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
17005 (ia64_const_ok_for_letter_p): New.
17006 (ia64_const_double_ok_for_letter_p): New.
17007 (ia64_extra_constraint): New.
17008 (ia64_expand_vecint_compare): New.
17009 (ia64_expand_vcondu_v2si): New.
17010 (ia64_expand_vecint_cmov): New.
17011 (ia64_expand_vecint_minmax): New.
17012 (ia64_print_operand): Add 'v'.
17013 (ia64_preferred_reload_class): New.
17014 (ia64_vector_mode_supported_p): New.
17015 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
17016 (PREFERRED_RELOAD_CLASS): Move to function.
17017 (CONST_OK_FOR_LETTER_P): Move to function.
17018 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
17019 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
17020 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
17021 (EXTRA_CONSTRAINT): Move to function.
17022 * config/ia64/ia64.md: Include vect.md.
17023 (itanium_class): Add mmalua.
17025 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
17027 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
17028 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
17030 (const_int_2bit_operand): New.
17031 (fr_reg_or_0_operand): New.
17032 * config/ia64/ia64-modes.def: Add vector modes.
17033 * config/ia64/ia64-protos.h: Update.
17034 * config/ia64/vect.md: New file.
17036 2005-01-03 Richard Henderson <rth@redhat.com>
17038 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
17040 2005-01-03 Uros Bizjak <uros@kss-loka.si>
17043 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
17045 (log1pdf2): Change mode of operands[0,1] to DFmode.
17047 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17049 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
17050 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
17051 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
17052 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
17053 SPARC_RELAXED_ORDERING.
17055 2005-01-03 Richard Henderson <rth@redhat.com>
17056 Uros Bizjak <uros@kss-loka.si>
17059 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
17060 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
17061 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
17063 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
17064 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
17065 const_pow2_1_to_128_operand): New predicates.
17067 2005-01-02 Greg McGary <greg@mcgary.org>
17069 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
17071 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
17072 object. [ptr_type]: Remove unused variable.
17073 Remember nearest addressable array-element or record-component
17074 when checking bitfield components. Tolerate empty BIND_EXPR.
17076 2005-01-01 Richard Henderson <rth@redhat.com>
17078 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
17079 that don't narrow the value. Fail for other conversions.
17081 2005-01-01 Richard Henderson <rth@redhat.com>
17084 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
17085 * c-lang.c (finish_file): Don't do it here.
17086 * objc/objc-act.c (objc_finish_file): Likewise.
17088 * cgraph.c (decl_assembler_name_equal): New.
17089 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
17090 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
17091 * cgraph.h (struct cgraph_varpool_node): Add next.
17092 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
17093 * varasm.c (assemble_alias): Mark the target as needed.
17095 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
17097 PR middle-end/19221
17098 * function.c (get_arg_pointer_save_area): Use entry_of_function
17099 instead of get_insns.
17101 2005-01-01 Roger Sayle <roger@eyesopen.com>
17102 Andrew Pinski <pinskia@physics.uc.edu>
17103 James E. Wilson <wilson@specifixinc.com>
17105 PR rtl-optimization/12092
17106 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
17109 2005-01-01 Roger Sayle <roger@eyesopen.com>
17110 Olivier Hainque <hainque@act-europe.fr>
17112 * tree.c (int_fits_type_p): A narrower type always fits in a
17113 wider one, except for negative values into unsigned types.
17115 2005-01-01 Roger Sayle <roger@eyesopen.com>
17117 * tree.c (int_fits_type_p): Compare the result of force_fit_type
17118 with the original constant rather than require TREE_OVERFLOW.
17120 2005-01-01 Steven Bosscher <stevenb@suse.de>
17122 PR middle-end/17544
17123 * c-decl.c (finish_function): If compiling C99, annotate the
17124 compiler generated return with the current file name and line 0.
17125 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
17126 the source line is greater than 0.
17127 (remove_bb): Likewise.