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c-common.c (resolve_overloaded_builtin): Forward to target hook for BUILT_IN_MD built...
[thirdparty/gcc.git] / gcc / ChangeLog
1 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
2
3 * c-common.c (resolve_overloaded_builtin): Forward to target
4 hook for BUILT_IN_MD built-ins.
5 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6 for all types of built-in.
7 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
8 in the definition of the target hooks struct.
9 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
10 * config/rs6000/altivec.h: Rewritten.
11 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
12 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
13 rs6000_builtin_type, rs6000_builtin_type_compatible,
14 altivec_overloaded_builtins, rs6000_builtin_type,
15 rs6000_builtin_type_compatible): New.
16 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
17 New.
18 (def_builtin): Turn into a function. Check for duplicates and store
19 the builtin into rs6000_builtin_decls.
20 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
21 bdesc_1arg): Add overloaded builtins.
22 (altivec_expand_builtin): Check for unresolved overloaded builtins,
23 do not support ALTIVEC_COMPILETIME_ERROR.
24 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
25 nodes to represent front-end types.
26 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
27 with opaque arguments and/or return values.
28 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
29 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
30 (rs6000_builtin_type_index): New.
31 (is_ev64_opaque_type): Rename to...
32 (rs6000_is_opaque_type): ... this.
33 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
34 target hook.
35
36 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
37
38 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
39 instead of VARRAY.
40
41 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
42 Bernd Schmidt <bernd.schmidt@analog.com>
43
44 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
45 print_address_operand, print_operand, legitimize_pic_address,
46 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
47 output_pop_multiple): Use gcc_assert or gcc_unreachable as
48 appropriate.
49 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
50
51 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
52
53 * doc/passes.texi: Document vectorization pass.
54
55 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
56
57 * tree-scalar-evolution.c (get_exit_conditions_rec,
58 select_loops_exit_conditions,
59 number_of_iterations_for_all_loops,
60 analyze_scalar_evolution_for_all_loop_phi_nodes,
61 scev_analysis): Use VEC instead of VARRAY.
62
63 2005-05-02 Michael Matz <matz@suse.de>
64
65 PR c++/19542
66 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
67 (warn_strict_null_sentinel): Define.
68 (check_function_sentinel): Check for null_node as valid sentinel too.
69 * c-common.h (c_tree_index): Added CTI_NULL.
70 (null_node) Define global_tree[CTI_NULL].
71 (warn_strict_null_sentinel): Declare.
72 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
73 * c.opt: (Wstrict-null-sentinel): New C++ option.
74 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
75
76 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
77
78 * gimplify.c (gimplify_compound_lval): Use VEC instead of
79 VARRAY.
80
81 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
82
83 * dwarf2out.c (decl_scope_table, push_decl_scope,
84 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
85 instead of VARRAY.
86
87 2005-05-01 Mark Mitchell <mark@codesourcery.com>
88
89 PR C++/14391
90 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
91 if !flag_weak.
92 * doc/cpp.texi (__DEPRECATED): Document.
93 (__EXCEPTIONS): Likewise.
94 (__GXX_WEAK__): Likewise.
95
96 * function.c (INVOKE__main): Do not define.
97 (expand_main_function): Check HAS_INIT_SECTION when determining
98 whether or not to call __main.
99
100 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
101
102 * tree-ssa-loop-ivopts.c: Fix a comment typo.
103
104 2005-01-05 Paul Brook <paul@codesourcery.com>
105
106 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
107 (INITIALIZE_TRAMPOLINE): Use it.
108 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
109 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
110 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
111
112 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
113
114 * doc/install.texi (Specific): Omit dots in the @anchors names
115 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
116 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
117
118 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
119
120 PR tree-optimization/18316
121 PR tree-optimization/19126
122 * tree.c (build_int_cst_type): Avoid shift by size of type.
123 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
124 argument.
125 * tree-scalar-evolution.h (simple_iv): Declaration changed.
126 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
127 field.
128 (dump_cand): Dump depends_on information.
129 (determine_biv_step): Add argument to simple_iv call.
130 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
131 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
132 constant.
133 (add_candidate_1): Record depends_on for candidates.
134 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
135 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
136 Handle ivs with nonconstant step.
137 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
138 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
139 (create_new_iv): Unshare the step before passing it to create_iv.
140 (free_loop_data): Free cand->depends_on.
141 (build_addr_strip_iref): New function.
142 (find_interesting_uses_address): Use build_addr_strip_iref.
143 (strip_offset_1): Split the recursive part from strip_offset.
144 Strip constant offset component_refs and array_refs.
145 (strip_offset): Split the recursive part to strip_offset_1.
146 (add_address_candidates): Removed.
147 (add_derived_ivs_candidates): Do not use add_address_candidates.
148 (add_iv_value_candidates): Add candidates with stripped constant
149 offset. Consider all candidates with initial value 0 important.
150 (struct affine_tree_combination): New.
151 (aff_combination_const, aff_combination_elt, aff_combination_scale,
152 aff_combination_add_elt, aff_combination_add,
153 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
154 fold_affine_sum): New functions.
155 (get_computation_at): Use fold_affine_sum.
156 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
157 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
158 to simple_iv call.
159
160 2005-04-30 Michael Matz <matz@suse.de>
161
162 * config/i386/i386.md (movmemsi): Also active when
163 TARGET_INLINE_ALL_STRINGOPS.
164
165 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
166
167 PR bootstrap/20633
168 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
169
170 2005-04-30 Paul Brook <paul@codesourcery.com>
171
172 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
173 thumb mode.
174 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
175 * config/arm/ieee754-sf.S: Ditto.
176 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
177 (FUNC_ALIAS): Use .thumb_set for thumb routines.
178
179 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
180
181 * tree-ssanames.c: Fix a comment typo.
182 * doc/options.texi: Fix a typo.
183
184 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
185
186 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
187 gcc_unreachable as appropriate.
188 (split_adds_subs, cond_string, print_operand,
189 h8300_initial_elimination_offset, h8300_classify_operand,
190 h8300_unary_length, h8300_short_immediate_length,
191 h8300_bitfield_length, h8300_binary_length,
192 h8300_insn_length_from_table, compute_mov_length, output_plussi,
193 compute_plussi_length, compute_plussi_cc, output_logical_op,
194 compute_logical_op_length, compute_logical_op_cc,
195 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
196 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
197 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
198 h8300_regs_ok_for_stm): Likewise.
199 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
200 monitor_prologue): Likewise.
201
202 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
203
204 * loop-invariant.c (invariants, create_new_invariant,
205 get_inv_cost, best_gain_for_invariant,
206 find_invariants_to_move, move_invariants,
207 init_inv_motion_data, free_inv_motion_data): Use VEC instead
208 of VARRAY.
209
210 2005-04-29 Richard Henderson <rth@redhat.com>
211
212 * function.c (instantiate_decls): Remove valid_only argument.
213 (instantiate_decls_1, instantiate_decl): Likewise.
214 (instantiate_virtual_regs_1): Delete.
215 (instantiate_virtual_regs_lossage): Delete.
216 (instantiate_virtual_regs_in_rtx): New.
217 (safe_insn_predicate): New.
218 (instantiate_virtual_regs_in_insn): New.
219 (instantiate_virtual_regs): Update to match all that. Only run
220 instantiate_decls once.
221
222 2005-04-29 Richard Henderson <rth@redhat.com>
223 Daniel Jacobowitz <dan@codesourcery.com>
224
225 * gengtype.c (write_func_for_structure): Split out ...
226 (output_type_enum): ... new function. Fix thinko accessing
227 TYPE_PARAM_STRUCT data.
228
229 2005-04-29 Tom Tromey <tromey@redhat.com>
230
231 * tree.c (build_block): Removed unused 'tags' argument.
232 * tree.h (build_block): Removed argument.
233
234 2005-04-29 Michael Matz <matz@suse.de>
235
236 PR rtl-optimization/21144
237 * postreload.c (reload_cse_move2add): Check for VOIDmode.
238
239 2005-04-29 Bob Wilson <bob.wilson@acm.org>
240
241 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
242 flag_reorder_blocks.
243
244 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
245
246 PR tree-optimization/21030
247 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
248 ranges where VR->MAX is smaller than VR->MIN.
249
250 2005-04-29 Devang Patel <dpatel@apple.com>
251
252 PR tree-optimization/21272
253 PR tree-optimization/21266
254 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
255
256 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
257
258 * tree-flow-inline.h: Fix a comment typo.
259 * doc/tree-ssa.texi: Fix a typo.
260
261 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
262
263 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
264
265 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
266 gcc_unreachable as appropriate.
267 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
268 fr30_print_operand, fr30_move_double): Likewise.
269 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
270
271 2005-04-29 Mark Mitchell <mark@codesourcery.com>
272
273 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
274 definition has already been provided.
275 (ARM_EABI_DTORS_SECTION_OP): Likewise.
276 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
277 (ARM_EABI_DTORS_SECTION_OP): Likewise.
278
279 2005-04-29 Jim Tison <jtison@us.ibm.com>
280
281 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
282 trace hooks calls to improve performance.
283
284 2005-04-29 Julian Brown <julian@codesourcery.com>
285 Mark Mitchell <mark@codesourcery.com>
286 Paul Brook <paul@codesourcery.com>
287
288 * crtstuff.c: Handle targets that use .init_array.
289 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
290 that INVOKE__main is set correctly.
291 (expand_main_function): Test INVOKE__main.
292 * libgcc2.c: Do not define __main when using .init_array.
293 * config/arm/arm.c (arm_elf_asm_constructor): New function.
294 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
295 libgcc version.
296 (DTORS_SECTION_ASM_OP): Likewise.
297 (CTOR_LIST_BEGIN): Define specially when in libgcc.
298 (CTOR_LIST_END): Likewise.
299 (DTOR_LIST_BEGIN): Likewise.
300 (DTOR_LIST_END): Likewise.
301 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
302 (FINI_SECTION_ASM_OP): Likewise.
303 (INIT_ARRAY_SECTION_ASM_OP): Define.
304 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
305 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
306 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
307 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
308 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
309
310 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
311
312 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
313 gcc_assert and gcc_unreachable as appropriate.
314 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
315 const_int_cost, output_move_const_into_data_reg,
316 output_move_qimode, output_move_double, find_addr_reg,
317 print_operand, print_operand_address): Likewise.
318 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
319 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
320 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
321 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
322 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
323 conditional_trap): Likewise.
324 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
325
326 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
327
328 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
329 gcc_unreachable as appropriate.
330 (gen_conditional_move, xtensa_split_operand_pair,
331 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
332 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
333 xtensa_copy_incoming_a7, xtensa_output_literal,
334 xtensa_output_literal, xtensa_output_literal): Likewise.
335 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
336 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
337 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
338 movsicc_internal1, movsfcc_internal0,
339 movsfcc_internal1): Likewise.
340
341 2005-04-28 James E Wilson <wilson@specifixinc.com>
342
343 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
344 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
345
346 2005-04-28 DJ Delorie <dj@redhat.com>
347
348 * opt-functions.awk (var_set): Emit proper initializer for
349 non-target bitfields.
350
351 2005-04-28 Devang Patel <dpatel@apple.com>
352
353 * dbxout.c (have_used_extensions): Remove.
354 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
355 have_used_extensions.
356
357 2005-04-28 James E Wilson <wilson@specifixinc.com>
358
359 * doc/install.texi: Update -enable-languages info. Correct path to
360 html docs.
361
362 2005-04-28 DJ Delorie <dj@redhat.com>
363
364 * optc-gen.awk (END): Make sure no variable is defined more
365 than once.
366 * opth-gen.awk (END): Allocate bits on a per-variable basis.
367 Allow for bitfield variables other than target_flags.
368 * doc/options.text (Mask): Document that you may specify a
369 variable other than target_flags.
370
371 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
372
373 PR rtl-optimization/18877
374 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
375 number in val.start.
376
377 2005-04-28 David Edelsohn <edelsohn@gnu.org>
378
379 PR target/20813
380 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
381 MASK_PPC_GFXOPT.
382 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
383 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
384 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
385
386 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
387
388 * arm.c (legitimize_pic_address): Fix sense of assertion test for
389 creating pseudos when the base offset is too large.
390
391 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
392
393 * global.c (earlyclobber_regclass): Change the type to
394 VEC(int,heap).
395 (check_earlyclobber): Update uses of earlyclobber_regclass.
396 (mark_reg_use_for_earlyclobber): Likewise.
397 (calculate_local_reg_bb_info): Allocate and free
398 earlyclobber_regclass using the VEC API.
399
400 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
401
402 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
403 assert.
404
405 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
406
407 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
408 (*targetm.foo).
409
410 * config.gcc: Obsolete c4x-* and tic4x-*.
411
412 * tree.h (edge_def): Remove.
413
414 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
415 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
416 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
417 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
418 where appropriate.
419
420 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
421 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
422 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
423 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
424 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
425 machmode.def, mips-tfile.c, params.c, pretty-print.c,
426 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
427 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
428 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
429 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
430 config/i386/cygming.h, config/i386/djgpp.h,
431 config/i386/lynx.h, config/i386/netware.c,
432 config/i386/winnt.c, config/ia64/ia64-c.c,
433 config/iq2000/iq2000.c, config/m32r/little.h,
434 config/m68k/m68k-protos.h, config/m68k/m68k.h,
435 config/m68k/m68k.md, config/mcore/mcore.c,
436 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
437 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
438 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
439 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
440 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
441 config/pdp11/pdp11.h, config/rs6000/darwin.h,
442 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
443 config/s390/2064.md, config/s390/2084.md,
444 config/s390/s390-modes.def, config/s390/s390-protos.h,
445 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
446 config/stormy16/stormy16.c, config/vax/vax-protos.h,
447 config/vax/vax.c, config/vax/vax.h,
448 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
449 copyright.
450
451 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
452
453 * c-typeck.c (build_compound_expr): Correct logic in last change.
454
455 2005-04-27 James E. Wilson <wilson@specifixinc.com>
456
457 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
458 parameters. Replace conditional move code with assert checking for
459 ar.lc. Delete obsolete comments.
460 (set_src_needs_barrier): Delete cond parameter, and code using it.
461 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
462 assert checking for PR_REGS. Fix calls to update_set_flags and
463 set_src_needs_barrier.
464 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
465 callers. Rewrite explanatory comment before the function.
466 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
467 Fix all callers.
468
469 2005-04-27 Mike Stump <mrs@apple.com>
470
471 * doc/cpp.texi: gcc now implements universal character names.
472
473 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
474
475 PR c/21159
476 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
477 being a compound expression whose right-hand side is cast to void.
478
479 2005-04-27 Caroline Tice <ctice@apple.com>
480
481 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
482 Remove targetm.have_named_sections test.
483 (fix_edges_for_rarely_executed_code): Likewise.
484 (insert_section_boundary_note): Likewise.
485 (reorder_basic_blocks): Check partitioning flag before calling
486 verify_hot_cold_block_grouping.
487 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
488 the function struct rather than global variables.
489 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
490 (COLD_END_LABEL): Likewise
491 (cold_text_section_label): New static global variable.
492 (cold_end_label): Likewise.
493 (dwarf2out_switch_text_section): Get hot/cold section labels from
494 the function struct rather than global variables; test to make sure
495 cfun is defined.
496 (output_aranges): Use cold_text_section_label and cold_end_label;
497 check partitioning flag before putting out delta.
498 (output_ranges): Remove incorrect code attempting to use
499 hot/cold labels.
500 (output_line_info): Get cold section label from function struct; test
501 to make sure cfun is defined.
502 (add_location_or_const_value_attribute): Likewise.
503 (dwarf2out_var_location): Likewise.
504 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
505 write out cold_text_section_label if partition flag is set.
506 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
507 * function.h (struct function): Add new fields to point to hot/cold
508 section labels: hot_section_label, cold_section_label,
509 hot_section_end_label and cold_section_end_label; also add new field
510 for cold text section name, unlikely_text_section_name.
511 * opts.c (decode_options): Turn off partitioning flag if
512 !targetm.have_named_sections.
513 * output.h (hot_section_label): Remove.
514 (hot_section_end_label): Remove.
515 (cold_section_end_label): Remove.
516 (unlikely_section_label): Remove.
517 (unlikely_text_section_name): Remove.
518 * passes.c (rest_of_handle_final): Remove extra blank line.
519 * varasm.c (unlikely_section_label): Remove.
520 (hot_section_label): Remove.
521 (hot_section_end_label): Remove.
522 (cold_section_end_label): Remove.
523 (unlikely_text_section_name): Remove.
524 (initialize_cold_section_name): Modify to call
525 targetm.strip_name_encoding; to store cold section name in current
526 function struct, if it exists; and to only use the decl_section_name
527 if flag_named_sections is true.
528 (unlikely_text_section): Modify to get section name out of current
529 function struct, if there is one; otherwise build it from
530 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
531 (in_unlikely_text_section): Likewise.
532 (named_section): Modify to get/put cold section name in current function
533 struct, if there is one.
534 (function_section): Change 'bool unlikely' to 'int reloc'; check
535 targetm.have_named_sections before calling named_section.
536 (current_function_section): Likewise.
537 (assemble_start_function): Modify to get/put unlikely_text_section_name
538 in current function struct; modify to get hot/cold section labels
539 from function struct; initialize labels using
540 ASM_GENERATE_INTERNAL_LABEL;
541 test partitioning flag before writing out hot section label.
542 (assemble_end_function): Test partitioning flag before writing out
543 hot/cold section labels.
544 (default_section_type_flags_1): Get cold text section name from
545 function struct if there is one; Set flags correctly for
546 cold text section if there is not a current function struct.
547
548 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
549
550 * tree-ssa-propagate.c (set_rhs): Revert last change.
551
552 2005-04-27 Steve Ellcey <sje@cup.hp.com>
553
554 * explow.c (convert_memory_address): Add gcc_assert.
555
556 2005-04-27 Mark Mitchell <mark@codesourcery.com>
557
558 * configure.ac: Check for ld --sysroot support.
559 * gcc.c: Document %R specifier for specs.
560 (SYSROOT_SPEC): New macro.
561 (sysroot_spec): New variable.
562 (static_specs): Add sysroot_spec.
563 (main): Pass the sysroot spec to the linker if appropriate.
564 * configure: Regenerated.
565 * config.in: Likewise.
566
567 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
568
569 * fold-const.c (fold_binary): Use build_fold_addr_expr
570 for address calculation and INDIRECT_REF handling.
571
572 2005-04-27 Andrew Haley <aph@redhat.com>
573
574 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
575
576 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
577
578 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
579 pointer when thumb backtracing is on.
580
581 * config/fp-bit.c (abort): Revert change.
582
583 2005-04-27 Ian Lance Taylor <ian@airs.com>
584
585 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
586
587 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
588
589 * tree-ssa-dce.c: Fix a comment typo.
590
591 2005-04-27 David S. Miller <davem@davemloft.net>
592
593 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
594 Kill setjmpless_size. current_function_calls_setjmp is completely
595 computed when we are called, so just use the optimized size value
596 instead of using REG_SAVE_AREA notes.
597 (optimize_save_area_alloca): Delete....
598 * rtl.h (optimize_save_area_alloca): Likewise...
599 * passes.c (rest_of_compilation): and don't call it any more.
600 * reg-notes.def (SAVE_AREA): Delete.
601
602 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
603
604 * config/fp-bit.c (abort): Add noreturn attribute.
605
606 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
607 gcc_unreachable as appropriate.
608 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
609 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
610 ASM_OUTPUT_REG_POP): Likewise.
611
612 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
613
614 * tree-complex.c (expand_vector_operations_1): Do not build
615 VIEW_CONVERT_EXPR's for the lhs.
616
617 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
618
619 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
620 unnecessary noncanonical RTL handling.
621 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
622 gcc_assert and gcc_unreachable.
623
624 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
625 gcc_unreachable as appropriate.
626 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
627 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
628 use_return_insn, const_ok_for_op, arm_gen_constant,
629 arm_canonicalize_comparison, legitimize_pic_address,
630 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
631 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
632 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
633 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
634 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
635 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
636 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
637 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
638 output_call, output_mov_long_double_fpa_from_arm,
639 output_mov_long_double_arm_from_fpa,
640 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
641 output_move_double, arithmetic_instr, shift_op, int_log2,
642 output_return_instruction, arm_output_function_prologue,
643 arm_output_epilogue, arm_output_function_epilogue,
644 emit_multi_reg_push, arm_get_frame_offsets,
645 arm_compute_initial_elimination_offset, arm_expand_prologue,
646 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
647 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
648 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
649 thumb_compute_initial_elimination_offset,
650 thumb_output_function_prologue, thumb_load_double_from_address,
651 thumb_output_move_mem_multiple, thumb_reload_out_hi,
652 arm_emit_vector_const, arm_dbx_register_number): Likewise.
653 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
654 * config/arm/arm.md (thumb_extendhisi2,
655 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
656 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
657 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
658 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
659 * config/arm/cirrus.md (*cirrus_arm_movdi,
660 *cirrus_movdf_hard_insn): Likewise.
661 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
662
663 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
664
665 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
666 (num_ssa_names): Use VEC_length.
667 (ssa_names): Use VEC_index.
668 * tree-ssanames.c (ssa_names): Change the type to
669 VEC(tree,gc).
670 (init_ssanames, fini_ssa_names, make_ssanames,
671 release_ssa_name): Update uses of ssa_names.
672
673 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
674 Use fold_buildN instead of fold (buildN (...)).
675
676 2005-04-27 Devang Patel <dpatel@apple.com>
677
678 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
679
680 2005-04-27 Matt Thomas <matt@3am-software.com>
681 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
682
683 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
684 (vax_output_mi_thunk): Ditto.
685 (vax_notice_cc_update): Ditto.
686 (INDEX_REGISTER_P): Add trailing \.
687 (BASE_REGISTER_P): Add trailing \.
688 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
689
690 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
691
692 * tree-ssa-propagate.c (set_rhs): Check operand of
693 ADDR_EXPR for gimpliness, too.
694
695 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
696
697 * tree-ssa-pre.c: Fix a comment typo.
698
699 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
700
701 PR tree-optimization/21171
702 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
703 record address uses if the reference is volatile.
704
705 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
706
707 * tree-complex.c (expand_vector_operation): New, extracted from
708 expand_vector_operations_1.
709 (tree_vec_extract): Build a NOP_EXPR.
710 (expand_vec_parallel): Do not care about returning the correct type.
711 (expand_vector_operations_1): Call expand_vector_operation.
712 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
713
714 * tree-complex.c (gate_expand_vector_operations): New.
715 (pass_lower_vector_ssa): Use it.
716 * tree-optimize.c (init_tree_optimization_passes): Include
717 pass_lower_vector_ssa.
718 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
719 (vectorizable_operation): Use it.
720 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
721 integer modes for the vector type.
722
723 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
724 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
725 Do not cope with UNITS_PER_SIMD_WORD == 0.
726 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
727 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
728 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
729 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
730 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
731 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
732 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
733
734 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
735 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
736 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
737
738 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
739 (UNITS_PER_SIMD_WORD): New.
740
741 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
742
743 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
744 gcc_unreachable as appropriate.
745 (ia64_expand_load_address, ia64_expand_tls_address,
746 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
747 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
748 next_scratch_gr_reg, ia64_initial_elimination_offset,
749 ia64_expand_prologue, ia64_expand_epilogue,
750 ia64_output_dwarf_dtprel, ia64_print_operand,
751 ia64_register_move_cost, first_instruction, rws_access_regno,
752 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
753 ia64_sched_init, ia64_variable_issue,
754 ia64_first_cycle_multipass_dfs_lookahead_guard,
755 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
756 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
757 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
758 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
759 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
760 * config/ia64/predicates.md (got_symbolic_operand,
761 sdata_symbolic_operand): Likewise.
762 * config/ia64/vect.md (vcondv2sf): Likewise.
763
764 2005-04-27 Matt Thomas <matt@3am-software.com>
765
766 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
767 CONSTANT_ADDRESS_P in config/vax/vax.h
768 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
769 (INDEX_REGISTER_P): New.
770 (BASE_REGISTER_P): New.
771 (indirectable_constant_address_p): New. Adapted from
772 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
773 (indirectable_address_p): New. Adapted from
774 INDIRECTABLE_ADDRESS_P in vax.h.
775 (nonindexed_address_p): New. Adapted from
776 GO_IF_NONINDEXED_ADDRESS in vax.h.
777 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
778 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
779 (legitimate_address_p): New. Adapted from
780 GO_IF_LEGITIMATE_ADDRESS in vax.h.
781 (vax_mode_dependent_address_p): New. Adapted from
782 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
783 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
784 legitimate_constant_address_p.
785 (CONSTANT_P): Use legitimate_constant_p.
786 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
787 (INDIRECTABLE_ADDRESS_P): Removed.
788 (GO_IF_NONINDEXED_ADDRESS): Removed.
789 (INDEX_TEMP_P): Removed.
790 (GO_IF_REG_PLUS_INDEX): Removed.
791 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
792 definitions, depending on whether REG_OK_STRICT is defined.
793 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
794 Two definitions, depending on whether REG_OK_STRICT is defined.
795 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
796 added.
797 (legitimate_constant_p): Prototype added.
798 (legitimate_address_p): Prototype added.
799 (vax_mode_dependent_address_p): Prototype added.
800
801 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
802
803 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
804
805 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
806
807 PR c/21213
808 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
809 transparent union.
810
811 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
812
813 PR c/20740
814 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
815 assertion failures, if __gcc_host_wide_int__ is not properly
816 defined.
817 (init_dynamic_diag_info): Give errors, not assertion failures, if
818 location_t, tree or __gcc_host_wide_int__ are not properly
819 defined.
820
821 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
822
823 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
824 n_iv_uses, iv_use, n_iv_cands, iv_cand,
825 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
826 prepare_decl_rtl, free_loop_data,
827 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
828 VARRAY.
829
830 * tree.h (tree_phi_node): Add a comment about the order of PHI
831 arguments.
832
833 2005-04-26 Paul Brook <paul@codesourcery.com>
834
835 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
836
837 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
838
839 * config/mips.mips.c (mips_legitimize_tls_address): Use
840 gcc_unreachable.
841
842 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
843 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
844 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
845
846 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
847 'abort'.
848
849 2005-04-26 Jeff Law <law@redhat.com>
850
851 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
852 (op_iter_init_must_and_may_def): Likewise.
853 (unmodifiable_var_p): Move to a later point in the file.
854 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
855 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
856 (dse_record_phis): Directly check for virtual operands rather than
857 using need_imm_uses_for.
858 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
859 store has multiple V_{MAY,MUST}_DEF operands.
860
861 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
862
863 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
864 stmt.
865
866 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
867
868 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
869 call to find_edge outside a loop to go through a PHI chain.
870
871 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
872
873 PR tree-optimization/17598
874 * fold-const.c (fold_binary): Fold comparisons of addresses
875 of COMPONENT_REFs which reference the same field to
876 comparisons of the addresses of the base objects.
877
878 2005-04-26 Julian Brown <julian@codesourcery.com>
879
880 * config/arm/arm.c (arm_return_in_msb): New function.
881 (arm_must_pass_in_stack): New function.
882 (TARGET_RETURN_IN_MSB): Define target hook.
883 (TARGET_MUST_PASS_IN_STACK): Define target hook.
884 (arm_function_value): Pad small aggregate return.
885 (arm_pad_arg_upward): New function.
886 (arm_pad_reg_upward): New function.
887 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
888 (FUNCTION_ARG_PADDING): Define macro.
889 (BLOCK_REG_PADDING): Define macro.
890 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
891 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
892 (arm_pad_reg_upward): Declare function.
893
894 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
895
896 * basic-block.h (ei_cond): New.
897 (FOR_EACH_EDGE): Call ei_cond.
898
899 PR tree-optimization/21047
900 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
901 (fold): Don't handle ASSERT_EXPR.
902
903 2005-04-25 Roger Sayle <roger@eyesopen.com>
904
905 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
906 all writes to any stack register as a read/write dependency on
907 FIRST_STACK_REG.
908 (sched_analyze_2): Likewise, for reads from any stack register.
909
910 2005-04-25 Richard Henderson <rth@redhat.com>
911
912 * final.c (output_addr_const): Revert 2005-04-09 change.
913
914 2005-04-25 Mike Stump <mrs@apple.com>
915
916 * config/darwin.c (darwin_encode_section_info): Always set
917 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
918
919 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
920
921 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
922 gensupport.c, protoize.c, toplev.c: Replace calls to
923 `unlock_stream' with `unlock_std_streams'.
924
925 2005-04-25 Devang Patel <dpatel@apple.com>
926
927 * dbxout.c (dbxout_type): Emit attribute vector.
928
929 2005-04-05 Paul Brook <paul@codesourcery.com>
930
931 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
932 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
933 * config/arm/arm.c (arm_cxx_atexit_name): New function.
934 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
935 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
936 (register_dtor_fn): Likewise.
937 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
938
939 2005-04-25 Ian Lance Taylor <ian@airs.com>
940
941 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
942 * c-common.h (EXPR_STMT_EXPR): Don't define.
943 (c_common_stmt_codes): Don't define.
944 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
945 * c-gimplify.c (gimplify_expr_stmt): Remove.
946 (c_gimplify_expr): Remove EXPR_STMT case.
947 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
948 to INIT_STATEMENT_CODES.
949 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
950
951 2005-04-25 Jan Hubicka <jh@suse.cz>
952
953 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
954
955 * except.c: Include diagnostic.h
956 (dump_eh_tree, verify_eh_tree): New functions.
957 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
958 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
959 (dump_function_to_file): dump eh tree.
960 * tree-eh.c (mark_eh_edge): New function.
961 (mark_eh_edge_found_error): New static variable.
962 (verify_eh_edges): New function.
963
964 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
965
966 * tree-ssa-alias.c (fieldoff_t): Remove.
967 (fieldoff_s): typedef the structure itself. Create a vector of
968 objects.
969 (push_fields_onto_fieldstack): Return count of fields pushed.
970 Remove peeling of first field. Adjust.
971 (fieldoff_compare): Adjust.
972 (create_overlap_variables_for): Adjust.
973
974 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
975
976 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
977
978 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
979
980 PR bootstrap/21215
981 * doc/install.texi: Document correct assembler and linker to use
982 on i?86-*-solaris2.10.
983
984 2005-04-25 Steven Bosscher <stevenb@suse.de>
985
986 Fix PR tree-optimization/21173
987
988 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
989 Unshare expression we pass to force_gimple_operand.
990
991 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
992 Stephen Clarke <stevec@superh.com>
993 Roger Sayle <roger@eyesopen.com>
994
995 PR rtl-optimization/20413
996 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
997 VOIDmode for LABEL_REF.
998 * final.c (shorten_branches): Likewise.
999 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1000 * loop.c (reg_dead_after_loop): Likewise.
1001 * varasm.c (decode_addr_const): Likewise.
1002 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1003
1004 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1005
1006 * config.gcc (avr-*-*): Remove redundant "case".
1007
1008 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1009
1010 * tree-vect-analyze.c (vect_mark_relevant): Take
1011 VEC(tree,heap) instead of varray_type as an argument.
1012 (vect_mark_stmts_to_be_vectorized): Change the type of
1013 worklist to VEC(tree,heap). Adjust uses of worklist.
1014
1015 2005-04-24 Devang Patel <dpatel@apple.com>
1016
1017 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1018
1019 2005-04-24 Ian Lance Taylor <ian@airs.com>
1020
1021 * c-semantics.c (build_stmt): Remove test of specific tree codes
1022 for TREE_SIDE_EFFECTS handling.
1023
1024 2005-04-24 Per Bothner <per@bothner.com>
1025
1026 * c-opts.c (finish_options): Make the line-number of the <built-in>
1027 location 0, as assumed elsewhere, rather than 1.
1028
1029 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1030
1031 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1032 VEC(tree,heap).
1033 (tree_ssa_uncprop, uncprop_finalize_block,
1034 uncprop_initialize_block): Update uses of equiv_stack.
1035
1036 2005-04-24 Richard Henderson <rth@redhat.com>
1037
1038 PR rtl-opt/21163
1039 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1040 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1041 constm1_rtx.
1042 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1043 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1044 <DIV, MOD>: Likewise.
1045
1046 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1047
1048 * collect2.c (main): Unlock the stdio streams.
1049 * gcc.c (main): Likewise.
1050 * gcov-dump.c (main): Likewise.
1051 * gcov.c (main): Likewise.
1052 * gen-protos.c (main): Likewise.
1053 * gensupport.c (init_md_reader_args_cb): Likewise.
1054 * protoize.c (main): Likewise.
1055 * toplev.c (general_init): Likewise.
1056
1057 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1058
1059 PR middle-end/20991
1060 * cgraph.h (cgraph_local_info): Add vtable_method field.
1061 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1062 and node is vtable_method, finalized and not reachable, don't do
1063 anything.
1064
1065 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1066
1067 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1068 COMPARISON_CLASS_P.
1069 * tree-ssa-pre.c (create_value_expr_from): Use
1070 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1071 * tree-ssa-propagate.c (stmt_makes_single_load,
1072 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1073 * tree-vect-transform.c (vect_is_simple_cond): Use
1074 COMPARISON_CLASS_P.
1075 * tree-vrp.c (extract_range_from_assert,
1076 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1077 COMPARISON_CLASS_P.
1078
1079 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1080 of tpa_to_clear to VEC(int,heap). Update uses of
1081 tpa_to_clear. Free tpa_to_clear at the end.
1082
1083 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1084
1085 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1086 function decl.
1087
1088 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1089
1090 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1091 and gcc_unreachable as appropriate.
1092 (num_insns_constant, output_vec_const_move,
1093 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1094 rs6000_emit_set_const, rs6000_emit_move,
1095 spe_build_register_parallel, function_arg,
1096 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1097 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1098 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1099 rs6000_common_init_builtins, expand_block_clear,
1100 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1101 extract_ME, rs6000_get_some_local_dynamic_name,
1102 rs6000_output_function_entry, print_operand,
1103 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1104 output_cbranch, output_e500_flip_gt_bit,
1105 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1106 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1107 compute_save_world_info, rs6000_stack_info,
1108 rs6000_emit_load_toc_table, rs6000_frame_related,
1109 spe_synthesize_frame_save, rs6000_emit_epilogue,
1110 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1111 output_function_profiler, rs6000_trampoline_size,
1112 rs6000_initialize_trampoline, find_addr_reg,
1113 rs6000_machopic_legitimize_pic_address,
1114 rs6000_initial_elimination_offset,
1115 rs6000_dbx_register_number): Likewise.
1116 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1117 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1118 *movti_power, *movti_string, call, call_value, sibcall,
1119 sibcall_value): Likewise.
1120 * config/rs6000/spe.md (*movdf_e500_double,
1121 *movv2si_internal): Likewise.
1122 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1123 from comment.
1124
1125 2005-04-24 Richard Henderson <rth@redhat.com>
1126
1127 PR target/21101
1128 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1129 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1130 Deny modes smaller than 4 bytes.
1131 * config/i386/i386-protos.h: Update.
1132
1133 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1134
1135 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1136 Switch h8300-*-rtems* to ELF.
1137
1138 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1139
1140 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1141
1142 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1143
1144 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1145
1146 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1147
1148 PR middle-end/21082
1149 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1150
1151 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1152
1153 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1154 definitions of ssa names in condition. Split recusive part to ...
1155 (tree_simplify_using_condition_1): New function.
1156 (expand_simple_operations): New function.
1157
1158 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1159
1160 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1161 (find_interesting_uses_cond): Do not use integer_zerop and
1162 integer_nonzerop to check for integer constants.
1163 (set_use_iv_cost): Record the value field.
1164 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1165 determine_use_iv_cost_outer): Set the value field of the cost pair.
1166 (may_eliminate_iv): Do not return the comparison code.
1167 (iv_elimination_compare): New function.
1168 (determine_use_iv_cost_condition): Set the value field. Record
1169 noneliminable invariants correctly.
1170 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1171
1172 2005-04-23 DJ Delorie <dj@redhat.com>
1173
1174 * diagnostic.c (warning): Accept parameter to classify warning option.
1175 (warning0): New, for when a pointer to an error() like function is needed.
1176 * errors.c (warning): Likewise.
1177 * errors.h (warning, warning0): Adjust prototypes.
1178 * toplev.h (warning, warning0): Likewise.
1179
1180 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1181 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1182 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1183 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1184 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1185 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1186 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1187 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1188
1189 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1190 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1191 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1192 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1193 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1194 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1195 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1196 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1197 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1198 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1199 config/rs6000/aix52.h, config/rs6000/darwin.h,
1200 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1201 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1202 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1203 config/stormy16/stormy16.c, config/v850/v850-c.c,
1204 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1205 callers.
1206
1207 2005-04-23 Richard Henderson <rth@redhat.com>
1208
1209 PR rtl-opt/21102
1210 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1211 performing some integral scalar simplifications.
1212
1213 2005-04-23 Richard Henderson <rth@redhat.com>
1214
1215 PR target/21099
1216 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1217 simplifying CONST_VECTOR.
1218
1219 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1220
1221 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1222 heap as an argument. Update uses of stack.
1223 (calculate_live_on_entry): Allocate stack on heap.
1224
1225 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1226 partition_link and tpa_nodes on heap.
1227
1228 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1229 (mark_stmt_necessary, propagate_necessity,
1230 mark_really_necessary_kill_operand_phis): Update uses of
1231 worklist.
1232 (tree_dce_init): Allocate worklist using VEC_alloc.
1233 (tree_dce_done): Free worklist using VEC_free.
1234
1235 2005-04-23 Mike Stump <mrs@apple.com>
1236
1237 * config/darwin.c (machopic_indirection_name): Don't use
1238 quotes needlessly.
1239 (darwin_emit_unwind_label): Use user_label_prefix instead of
1240 "_".
1241
1242 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1243
1244 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1245
1246 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1247
1248 * config.gcc <cris-*>: Specify .opt files.
1249 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1250 config/cris/linux.opt: New files.
1251 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1252 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1253 (TARGET_ELF): Override to 0.
1254 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1255 -melinux-stacksize=N.
1256 * config/cris/cris.c: (cris_handle_option): New function.
1257 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1258 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1259 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1260 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1261 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1262 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1263 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1264 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1265 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1266 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1267 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1268 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1269 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1270 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1271 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1272 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1273 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1274 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1275 (TARGET_LINUX): Define 0.
1276 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1277 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1278 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1279 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1280 (TARGET_LINUX): Override to 1.
1281 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1282
1283 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1284
1285 * haifa-sched.c (schedule_block): Fix thinko in previous
1286 assertification patch.
1287
1288 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1289
1290 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1291 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1292 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1293 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1294 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1295 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1296 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1297 for hpux11.[1-9]*.
1298 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1299 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1300 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1301 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1302 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1303 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1304 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1305 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1306 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1307 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1308 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1309 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1310 (SUBTARGET_OPTIONS): Delete.
1311 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1312 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1313 instead of a string.
1314 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1315 (pa_cpu_string, pa_unix_string): Delete.
1316 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1317 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1318 TARGET_HPUX_10_10.
1319 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1320 (pa_handle_option): New function.
1321 (override_options): Remove handling of -march=, -mfixed-range=,
1322 -mschedule= and -munix=.
1323 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1324 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1325 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1326 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1327 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1328 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1329 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1330 redefining.
1331 * config/pa/pa.opt: New file.
1332 * config/pa/pa-hpux.opt: New file.
1333 * config/pa/pa-hpux1010.opt: New file.
1334 * config/pa/pa-hpux1111.opt: New file.
1335 * config/pa/pa64-hpux.opt: New file.
1336
1337 2005-04-22 David S. Miller <davem@davemloft.net>
1338
1339 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1340 integer when it's mode is VOIDmode not DImode.
1341
1342 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1343
1344 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1345 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1346 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1347 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1348 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1349 "bne- $-xxx" rather than local labels.
1350 (sync_lock_release<mode>): Add second operand.
1351 (lwsync): Use .long rather than a more meaningful opcode.
1352 * doc/md.texi (Standard Names): Add description of second
1353 parameter to sync_lock_test_and_set.
1354
1355 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1356
1357 PR tree-optimization/21088
1358 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1359 Export.
1360 * tree-vrp.c (compare_values): Use fold_binary to compare
1361 pointers. Use boolean_type_node as the type of a comparison
1362 expression being folded.
1363 * tree.h: Add prototypes for fold_unary, fold_binary,
1364 fold_ternary.
1365
1366 * tree-ssa-dom.c: Fix formatting.
1367
1368 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1369
1370 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1371 * lambda-code.c (perfect_nestify): Mark virtual operands in
1372 the moved statement for renaming.
1373 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1374 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1375 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1376 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1377 * tree-flow.h (struct var_ann_d): Update comments.
1378 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1379 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1380 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1381 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1382 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1383 debug_names_replaced_by): Remove declarations.
1384 (delete_update_ssa, get_current_def, set_current_def): Declare.
1385 (rewrite_into_loop_closed_ssa): Add new argument. Update
1386 all callers.
1387 * tree-into-ssa.c: Include params.h.
1388 (old_virtual_ssa_names): Remove. Update all users.
1389 (need_to_replace_names_p): Remove. Update all users.
1390 (struct update_ssa_stats_d): Declare.
1391 (update_ssa_stats): New local.
1392 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1393 dump_tree_ssa_stats, debug_tree_ssa_stats,
1394 dump_update_ssa, debug_update_ssa,
1395 dump_names_replaced_by, debug_names_replaced_by): Declare.
1396 (get_current_def, set current_def): Make extern.
1397 (is_old_name, is_new_name): Protect against references
1398 past the end of the sets.
1399 (add_new_name_mapping): Assert that OLD and NEW are
1400 different SSA names for the same symbol.
1401 When adding a virtual mapping, update stats for virtual
1402 mapping heuristic.
1403 (insert_phi_nodes_for): If UPDATE_P is true, create the
1404 LHS of the new PHI by duplicating SSA name VAR.
1405 (insert_phi_nodes_1): Remove. Update all users.
1406 (insert_phi_nodes): Remove second argument. Update all
1407 users.
1408 (maybe_replace_use, maybe_replace_def): New.
1409 (rewrite_update_stmt): Call them.
1410 (mark_def_interesting): Remove calls to is_gimple_reg.
1411 (prepare_phi_args_for_update): Remove. Update all users.
1412 (prepare_block_for_update): Only process virtual operands
1413 and GIMPLE registers in normal form.
1414 (prepare_use_sites_for): New.
1415 (prepare_names_to_update): Rename from prepare_def_sites.
1416 Call prepare_use_sites_for.
1417 (dump_update_ssa): Rename from dump_repl_tbl.
1418 Update all users.
1419 Show statistics for virtual mapping heuristic.
1420 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1421 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1422 (delete_update_ssa): Make extern.
1423 (mark_set_for_renaming): If the set is empty, do nothing.
1424 (release_ssa_name_after_update_ssa): Update comment.
1425 (insert_updated_phi_nodes_for): Do not remove existing
1426 PHI nodes for symbols.
1427 (switch_virtuals_to_full_rewrite_p): New.
1428 (switch_virtuals_to_full_rewrite): New.
1429 (update_ssa): Call them.
1430 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1431 for every statement before updating.
1432 If all the names in NEW_SSA_NAMES have been marked for
1433 removal, do nothing.
1434 Only start at the top of the CFG if there are symbols in
1435 SYMS_TO_RENAME.
1436 (ssa_rewrite_finalize_block): Remove.
1437 (ssa_register_new_def): Remove.
1438 (ssa_rewrite_stmt): Remove.
1439 (ssa_rewrite_phi_arguments): Remove.
1440 (ssa_rewrite_initialize_block): Remove.
1441 (ssa_mark_def_sites): Remove.
1442 (ssa_mark_def_sites_initialize_block): Remove.
1443 (ssa_mark_phi_uses): Remove.
1444 (rewrite_ssa_into_ssa): Remove.
1445 * tree-phinodes.c (find_phi_node_for): Remove.
1446 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1447 Call update_ssa.
1448 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1449 Remove calls to verify_dominators and
1450 verify_loop_structure.
1451 (tree_unswitch_single_loop): Call update_ssa.
1452 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1453 returns false.
1454 Call verify_stmts.
1455 (delete_tree_ssa): Assert that need_ssa_update_p returns
1456 false.
1457 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1458 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1459 free_new_names): Remove. Update all users.
1460 (rename_use_op): Call get_current_def.
1461 (rename_variables_in_bb): Do not handle any real or
1462 virtual definition.
1463 (slpeel_update_phis_for_duplicate_loop): Call
1464 get_current_def and set_current_def instead of using
1465 SSA_NAME_AUX.
1466 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1467 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1468 ssa_names_to_replace and delete_update_ssa.
1469 * doc/invoke.texi: Document --param min-virtual-mappings
1470 and --param virtual-mappings-ratio.
1471
1472 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1473
1474 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1475 for newly created PHI nodes.
1476 Call create_new_def_for for every new V_MAY_DEF and
1477 V_MUST_DEF on the copied statement.
1478 (struct ssa_name_map_entry): Remove.
1479 (ssa_name_map_entry_hash): Remove.
1480 (ssa_name_map_entry_eq): Remove.
1481 (allocate_ssa_names): Remove.
1482 (rewrite_to_new_ssa_names_def): Remove.
1483 (rewrite_to_new_ssa_names_use): Remove.
1484 (rewrite_to_new_ssa_names_bb): Remove.
1485 (rewrite_to_new_ssa_names): Remove.
1486 (tree_duplicate_sese_region): Remove variables ver,
1487 definitions, phi, ssa_name_map and bi.
1488 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1489 Call update_ssa.
1490 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1491 update_ssa instead of rewrite_ssa_into_ssa.
1492 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1493 create_new_def_for.
1494 (find_uses_to_rename_use): Add argument 'need_phis'.
1495 (find_uses_to_rename_stmt): Do not scan virtual operands.
1496 (find_uses_to_rename): Only scan PHI nodes for
1497 non-virtual names.
1498 (rewrite_into_loop_closed_ssa): Call update_ssa.
1499 (check_loop_closed_ssa_use): Ignore virtual operands.
1500 (check_loop_closed_ssa_stmt): Likewise.
1501 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1502 NULL.
1503 (rename_variables, set_phi_def_stmts): Remove.
1504 (tree_duplicate_loop_to_header_edge): Reformat comment.
1505 Remove variables BB, I and DEFINITIONS.
1506 Call need_ssa_update_p.
1507 Call update_ssa.
1508 (lv_adjust_loop_header_phi): Reformat comment.
1509 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1510 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1511 mark_for_rewrite, unmark_all_for_rewrite,
1512 marked_ssa_names): Remove. Update all users.
1513 (release_ssa_name): If VAR has been registered for SSA
1514 updating, do nothing.
1515 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1516 (build_assert_expr_for): Call register_new_name_mapping.
1517 (insert_range_assertions): Update call to update_ssa.
1518 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1519 marked_for_rewrite_p, any_marked_for_rewrite_p,
1520 marked_ssa_names): Remove.
1521
1522 2005-04-22 Jeff Law <law@redhat.com>
1523
1524 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1525 (restore_currdefs_to_original_value): Likewise.
1526 (register_definitions_for_stmt): Likewise.
1527 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1528 for each variable. Do not allocate/free block_defs_stack either.
1529 Do not iterate if we just thread jumps. Only iterate if the
1530 tree_cleanup_cfg does useful work (temporary).
1531 (dom_opt_initialize_block): No longer push a marker on
1532 BLOCK_DEFS_STACK.
1533 (dom_opt_finalize_block): Removal call to restore currdefs.
1534 Relax restrictions for recording edge equivalences.
1535 (record_equivalences_from_phis): No longer need to track
1536 CURRENT_DEF.
1537 (optimize_stmt): Similarly.
1538 (thread_across_edge): Simplify by removing the requirement that
1539 statements in the block we are threading through must be nops.
1540 (initialize_hash_element): Handle GOTO_EXPR.
1541
1542 2005-04-22 David S. Miller <davem@davemloft.net>
1543
1544 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1545 CONST_DOUBLE_HIGH.
1546 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1547 fix check on CONST_DOUBLE mode. It should be VOIDmode
1548 when it is representing an integer.
1549
1550 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1551
1552 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
1553 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
1554 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
1555 find_char_info_specifier_index,
1556 find_length_info_modifier_index): Likewise.
1557 * c-typeck.c (composite_type, pop_init_level): Likewise.
1558 * combine.c (cant_combine_insn_p, try_combine): Likewise.
1559 * cse.c (cse_insn): Likewise
1560 * dominance.c (calc_dfs_tree): Likewise
1561 dwarf2out.c (loc_descriptor_from_tree_1,
1562 add_abstract_origin_attribute, force_decl_die,
1563 force_type_die): Likewise
1564 emit-rtl.c (operand_subword_force): Likewise
1565 explow.c (hard_function_value): Likewise
1566 expmed.c (store_bit_field, expand_divmod,
1567 emit_store_flag_force): Likewise
1568 expr.c (emit_move_multi_word, store_expr,
1569 expand_expr_real_1): Likewise
1570 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
1571 output_operand): Likewise
1572 flow.c (recompute_reg_usage): Likewise
1573 * function.c (assign_stack_temp_for_type, assign_temp,
1574 handle_epilogue_set): Likewise
1575 * genextract.c (main): Likewise
1576 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
1577 gimplify_modify_expr_rhs, gimplify_expr): Likewise
1578 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
1579 ready_remove, rm_line_notes, rm_other_notes,
1580 schedule_block): Likewise
1581 mips-tfile.c (copy_object, out_of_bounds): Likewise
1582
1583 2005-04-22 David Edelsohn <edelsohn@gnu.org>
1584
1585 PR target/20813
1586 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
1587 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
1588 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
1589 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
1590 TARGET_XL_COMPAT.
1591 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
1592
1593 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1594
1595 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
1596 (gcc_tree_to_linear_expression): Convert to heap allocated
1597 vectors.
1598 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1599 lbv_to_gcc_expression, lle_to_gcc_expression,
1600 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1601 perfect_nestify): Likewise.
1602 lambda.h (gcc_loopnest_to_lambda_loopnest,
1603 lambda_loopnest_to_gcc_loopnest): Likewise.
1604 tree-loop-linear.c (linear_transform_loops): Likewise.
1605
1606 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1607
1608 * config/sparc/predicates.md (arith_double_operand): Use
1609 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
1610 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
1611 (DImode, DFmode constant splitters): Likewise. Remove code for
1612 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
1613 (logical constant splitters): Use const_int_operand predicate.
1614 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
1615 HOST_BITS_PER_WIDE_INT < 64.
1616
1617 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1618
1619 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
1620 gcc_unreachable as appropriate.
1621 (force_mode, emit_move_sequence, singlemove_string,
1622 output_move_double, output_fp_move_double, find_addr_reg,
1623 output_block_move, output_block_clear, output_and,
1624 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
1625 pa_adjust_cost, pa_issue_rate, print_operand,
1626 output_global_address, output_arg_descriptor, output_cbranch,
1627 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
1628 output_call): Likewise.
1629 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
1630 prefetch, prefetch_cc, prefetch_nocc): Likewise.
1631
1632 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
1633
1634 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
1635 _gcov_pow2_profiler and _gcov_one_value_profiler.
1636 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
1637 (GTFILES): Add $(srcdir)/tree-profile.c.
1638 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
1639 __gcov_one_value_profiler): Declare.
1640 * gimplify.c (force_gimple_operand): Check whether the statements
1641 should be produced in ssa form.
1642 (force_gimple_operand_bsi): New function.
1643 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
1644 __gcov_one_value_profiler): New functions.
1645 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
1646 the profiled value is a power of two or not.
1647 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
1648 * tree-flow.h (in_ssa_p): Declare.
1649 (force_gimple_operand_bsi): Declare.
1650 * tree-into-ssa.c (in_ssa_p): New variable.
1651 (rewrite_into_ssa): Set in_ssa_p.
1652 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
1653 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
1654 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
1655 tree_one_value_profiler_fn): New variables.
1656 (tree_init_edge_profiler): Initialize the profiler function decls.
1657 (tree_gen_edge_profiler): Use global gcov_type_node.
1658 (prepare_instrumented_value): New function.
1659 (tree_gen_interval_profiler, tree_gen_interval_profiler,
1660 tree_gen_one_value_profiler): Call the library functions instead of
1661 creating instrumentation code.
1662 * tree.c (build_fn_decl): New function.
1663 * tree.h (build_fn_decl): Declare.
1664 * value-prof.c (rtl_divmod_values_to_profile,
1665 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
1666 tree_mod_pow2_value_transform, tree_find_values_to_profile):
1667 Do not handle may_be_other and precise values of exponents at pow2
1668 profiler.
1669 (tree_mod_subtract_transform): Reflect that value field of
1670 histogram has changed meaning.
1671 (tree_divmod_values_to_profile): Record the values correctly.
1672 (tree_values_to_profile): Update comment.
1673 * value-prof.h (struct histogram_value_t): Remove pow2 data.
1674
1675 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
1676
1677 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
1678 (decl).
1679
1680 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1681
1682 * config/i386/i386.md (length_immediate): Use gcc_assert or
1683 gcc_unreachable, as appropriate.
1684 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
1685 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
1686 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
1687 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
1688 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1689 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
1690 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
1691 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
1692 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
1693 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
1694 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
1695 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1696 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
1697 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
1698 *prefetch_sse_rex): Likewise.
1699 * config/i386/predicates.md (x86_64_immediate_operand,
1700 x86_64_zext_immediate_operand, symbolic_operand,
1701 no_seg_address_operand, aligned_operand,
1702 memory_displacement_operand): Likewise.
1703 * config/i386/sse.md (*mov<mode>_internal,
1704 *movv2df_internal): Likewise.
1705
1706 2005-04-22 Jan Hubicka <jh@suse.cz>
1707
1708 * Makefile.in (ipa.o, ipa-inline.o): New files.
1709 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
1710 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
1711 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
1712 * cgraphunit.c (cgraph_default_inline_p,
1713 cgraph_decide_inlining_incrementally, ncalls_inlined,
1714 nfunctions_inlined, initial_insns, overall_insns,
1715 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
1716 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
1717 cgraph_mark_inline, cgraph_check_inline_limits,
1718 cgraph_default_inline_p, cgraph_recursive_inlining_p,
1719 update_callee_keys, lookup_recursive_calls,
1720 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
1721 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
1722 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
1723 pass_ipa_inline): Move to ipa-inline.c
1724 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
1725 * ipa.c: New file.
1726 * ipa-inline.c: New file.
1727
1728 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1729
1730 * doc/invoke.texi (SPARC options): Document that -mapp-regs
1731 is turned off by default on Solaris.
1732
1733 2005-04-21 Roger Sayle <roger@eyesopen.com>
1734
1735 * c-common.h (objc_build_method_signature): Update prototype.
1736 * stub-objc.c (objc_build_method_signature): Update the stub
1737 implementation to accept and ignore additional parameter.
1738 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
1739 the value of ellipsis to objc_build_method_signature instead
1740 of setting TREE_OVERFLOW on the parms TREE_LIST node.
1741
1742 2005-04-21 Geoffrey Keating <geoffk@apple.com>
1743
1744 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
1745 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
1746 gen_rtx_* not gen_rtx_fmt_*.
1747 (rs6000_emit_vector_select): Likewise.
1748 (rs6000_emit_sync): New.
1749 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
1750 (larx, stcx, cmp): New mode substitutions.
1751 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
1752 UNSPEC_ISYNC): New constants.
1753 (rlwinm): Give name.
1754 (memory_barrier, isync, lwsync): New insns.
1755 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
1756 (sync_lock_release<mode>): New expander.
1757 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
1758 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
1759 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
1760 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
1761 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
1762 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
1763 (sync_add<mode>_internal, sync_addshort_internal,
1764 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
1765 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
1766 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
1767
1768 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
1769 is the memory before, not after, the operation. Clarify
1770 barrier requirements.
1771
1772 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1773
1774 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
1775 * lambda.h (lambda_vector_min_nz): Likewise.
1776 * langhooks.h (struct lang_hooks_for_types,
1777 struct lang_hooks): Likewise.
1778 * output.h (assemble_integer, this_is_asm_operands): Likewise.
1779 * tree.h: Likewise.
1780 * vec.h: Likewise.
1781 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
1782
1783 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
1784 comments to avoid 'abort'. Use gcc_assert as necessary.
1785 * opts.c (common_handle_option): Likewise.
1786 * pretty-print.c (pp_base_format_text): Likewise.
1787 * print-rtl.c (print_rtx): Likewise.
1788 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
1789 * regmove.c (try_auto_increment): Likewise.
1790 * reload.c (find_valid_class, find_reloads_toplev,
1791 find_equiv_reg): Likewise.
1792 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
1793 merge_assigned_reloads): Likewise.
1794 * tree-inline.c (inline_forbidden_p_1,
1795 estimate_num_insns_1): Likewise.
1796 * tree-optimize.c (execute_todo): Likewise.
1797 * tree-outof-ssa.c (eliminate_phi): Likewise.
1798 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1799 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
1800 * tree-ssa-operands.c (parse_ssa_operands,
1801 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
1802 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
1803 * tree-ssanames.c (release_ssa_name): Likewise.
1804 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
1805 walk_tree): Likewise.
1806
1807 * tree-ssa-operands.c (verify_abort): Fold into ..
1808 (verify_imm_links): ... here.
1809
1810 2005-04-21 Richard Henderson <rth@redhat.com>
1811
1812 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
1813 on non-memory operand for previous inversion.
1814
1815 2005-04-21 Devang Patel <dpatel@apple.com>
1816
1817 PR optimization/20994
1818 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
1819 x = !(a == b) : p , q;.
1820 (pass_if_conversion): Verify stmts and flow.
1821
1822 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1823
1824 * optabs.c (gen_conditional_trap): Restore #define.
1825
1826 * alias.c (true_dependence): Remove 'abort' from comments. Use
1827 gcc_assert and gcc_unreachable as appropriate.
1828 (canon_true_dependence): Likewise.
1829 * bb-reorder.c (connect_traces): Likewise.
1830 * c-common.c (c_add_case_label): Likewise.
1831 * c-decl.c (finish_function): Likewise.
1832 * caller-save.c (insert_restore, insert_save): Likewise.
1833 * cfg.c (update_bb_profile_for_threading): Likewise.
1834 * cfganal.c (flow_active_insn_p): Likewise.
1835 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1836 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
1837 cfg_layout_merge_blocks): Likewise.
1838 * ifcvt.c (cond_exec_process_insns, merge_if_block,
1839 find_if_block): Likewise.
1840 * integrate.c (allocate_initial_values): Likewise.
1841 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
1842 swap_condition, unsigned_condition, signed_condition,
1843 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
1844 reg_or_subregno): Likewise.
1845 * lambda-code.c (lambda_compute_auxillary_space,
1846 lambda_transform_legal_p): Likewise.
1847 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
1848 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
1849 lhd_incomplete_type_error, lhd_expand_expr,
1850 lhd_types_compatible_p, lhd_tree_size): Likewise.
1851 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
1852 * local-alloc.c (update_equiv_regs): Likewise.
1853 * loop-unroll.c (peel_loop_completely
1854 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
1855 peel_loop_simple, unroll_loop_stupid,
1856 analyze_iv_to_split_insn): Likewise.
1857 * loop.c (gen_prefetch, find_and_verify_loops,
1858 basic_induction_var): Likewise.
1859 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
1860 * value-prof.c (tree_find_values_to_profile): Likewise.
1861 * varasm.c (named_section, default_assemble_integer,
1862 decode_addr_const): Likewise.
1863
1864 2005-04-21 Alan Modra <amodra@bigpond.net.au>
1865 Fariborz Jahanian <fjahanian@apple.com>
1866
1867 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
1868 portion of argument passed in fpr.
1869 * expr.c (emit_push_insn): Fix computation of 'offset' used to
1870 decide on partial argument save on stack.
1871
1872 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1873
1874 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
1875 comment typos.
1876
1877 2005-04-21 Jan Hubicka <jh@suse.cz>
1878
1879 * cgraphunit.c: Include tree-pass.h
1880 (cgraph_decide_recursive_inlining,
1881 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
1882 cgraph_decide_inlining): Dump goes to dump_file.
1883 (cgraph_optimize): Call ipa passes instead of inliner.
1884 (cgraph_gate_inlining, pass_ipa_inline): New.
1885 * tree-optimize.c (all_ipa_passes): New static variable.
1886 (register_one_dump_file): Dead with IPA passes.
1887 (register_dump_files): Likewise.
1888 (init_tree_optimization_passes): Initialize IPA passes.
1889 (execute_todo): Do cgraph dump when asked to, do not dump function body
1890 for IPA pass.
1891 * tree-pass.h (TODO_dump_cgraph): New macro.
1892 (ipa_passes): Declare.
1893 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
1894
1895 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1896
1897 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
1898 gcc_assert instead of abort.
1899 (classify_argument, examine_argument, construct_container,
1900 contains_128bit_aligned_vector_p, ix86_check_movabs,
1901 standard_80387_constant_opcode, standard_80387_constant_rtx,
1902 ix86_initial_elimination_offset, ix86_compute_frame_layout,
1903 pro_epilogue_adjust_stack, ix86_expand_epilogue,
1904 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
1905 legitimize_tls_address, output_pic_addr_const,
1906 i386_output_dwarf_dtprel, put_condition_code, print_reg,
1907 get_some_local_dynamic_name, print_operand, print_operand_address,
1908 output_387_binary_op, emit_i387_cw_initialization,
1909 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
1910 ix86_expand_clear, ix86_expand_binary_operator,
1911 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
1912 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
1913 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
1914 ix86_expand_branch, ix86_expand_setcc,
1915 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
1916 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
1917 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
1918 memory_address_length, ix86_attr_length_immediate_default,
1919 ix86_attr_length_address_default, ix86_agi_dependant,
1920 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
1921 ix86_expand_binop_builtin, ix86_force_to_memory,
1922 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
1923 x86_emit_floatuns): Likewise.
1924 * config/i386/netware.c (gen_regparm_prefix,
1925 i386_nlm_strip_name_encoding): Likewise.
1926 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
1927
1928 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1929
1930 * optabs.c (gen_condiational_trap): Remove #define.
1931 (add_equal_note): Assertify. Remove explicit indirection from
1932 call via function pointer.
1933 (expand_ternary_op, expand_simple_binop, expand_binop,
1934 expand_twoval_unop, expand_twoval_binop,
1935 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
1936 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
1937 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
1938 prepare_float_lib_cmp, emit_conditional_move,
1939 emit_conditional_add, gen_add2_insn, gen_add3_insn,
1940 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
1941 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
1942 vector_compare_rtx, expand_vec_cond_expr): Likewise.
1943
1944 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1945
1946 * vec.h: Update API to separate allocation mechanism from type.
1947 (VEC_safe_grow): New.
1948 * vec.c (calculate_allocation): New.
1949 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
1950 (vec_gc_free, vec_heap_free): Remove.
1951 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
1952 (VEC): Likewise.
1953 (mangle_macro_name): New.
1954 (struct macro_def): New.
1955 (struct macro): Add multiple argument values.
1956 (macro_expans_end): New.
1957 (push_macro_expansion): Chain on new macro. Process multiple
1958 args, create follow on expansion. Return follow on argument.
1959 (macro_input): Deal with multiple arguments.
1960
1961 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
1962 (struct tree_binfo): Adjust.
1963 * basic-block.h: Define VEC(edge,gc).
1964 (struct edge_def): Adjust.
1965 (struct basic_block_def, struct edge_iterator): Likewise.
1966 (ei_container, ei_start_1, ei_last_1): Likewise.
1967 * cfg.c (connect_src, connect_dest): Likewise.
1968 * cfgrtl.c (force_nonfallthru_and_redirect)
1969 * dbxout.c (dbxout_type)
1970 * dwarf2out.c (gen_member_die)
1971 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
1972 (gcc_tree_to_linear_expression): Adjust.
1973 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1974 lbv_to_gcc_expression, lle_to_gcc_expression,
1975 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1976 perfect_nestify): Likewise.
1977 * lambda.h (gcc_loopnest_to_lambda_loopnest,
1978 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
1979 * profile.c (instrument_values): Adjust.
1980 * tree-cfg.c (modified_noreturn_calls): Adjust.
1981 (remove_fallthru_edge): Likewise.
1982 * tree-dump.c (dequeue_and_dump): Adjust.
1983 * tree-flow-inline.h (mark_stmt_modified): Adjust.
1984 * tree-flow.h (modified_noreturn_calls): Adjust.
1985 (tree_on_heap): Remove. (yay!)
1986 (register_new_def): Adjust.
1987 * tree-into-ssa.c: Define VEC(int,heap).
1988 (block_defs_stack): Adjust.
1989 (find_idf, insert_phi_nodes, register_new_def,
1990 rewrite_initialize_block, rewrite_finalize_block,
1991 register_new_update_single, rewrite_update_init_block,
1992 rewrite_update_fini_block, rewrite_blocks,
1993 ssa_rewrite_finalize_block, ssa_register_new_def,
1994 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
1995 * tree-loop-linear.c (linear_transform_loops): Adjust.
1996 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
1997 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
1998 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
1999 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2000 vrp_variables_stack): Adjust declarations.
2001 (tree_ssa_dominator_optimize): Adjust.
2002 (dom_opt_initialize_block, remove_local_expressions_from_table,
2003 restore_nonzero_vars_to_original_value,
2004 restore_vars_to_original_value,
2005 restore_currdefs_to_original_value, dom_opt_finalize_block,
2006 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2007 optimize_stmt, update_rhs_and_lookup_avail_expr,
2008 lookup_avail_expr, record_range): Likewise.
2009 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2010 (compute_antic_aux): Adjust.
2011 (inserted_exprs, create_expression_by_pieces,
2012 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2013 remove_dead_inserted_code, fini_pre): Likewise.
2014 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2015 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2016 ssa_prop_init): Likewise.
2017 * tree-ssa.c: Define VEC(bitmap,heap).
2018 (verify_name_tags): Adjust.
2019 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2020 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2021 tree_divmod_values_to_profile, tree_find_values_to_profile,
2022 value_profile_transformations): Likewise.
2023 * value-prof.h: Define VEC(histogram_value,heap).
2024 * varasm.c: Remove alias_pair pointer typedef, define
2025 VEC(alias_pair,gc).
2026 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2027
2028 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2029 not a pointer to it. Create an object vector.
2030 (extern_symbols): Turn into an object vector.
2031 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2032
2033 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2034
2035 PR/20742
2036 * Makefile.in (tree-chrec.o): Depend on params.h.
2037 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2038 default value 20.
2039 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2040 and fold build with fold_buildN.
2041 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2042 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2043 (tree_contains_chrecs): Compute an estimation of the size of the
2044 given expression.
2045 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2046 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2047 * tree-scalar-evolution.c (simple_iv): Ditto.
2048 * doc/invoke.texi (scev-max-expr-size): Documented.
2049
2050 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2051
2052 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2053 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2054 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2055 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2056 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2057 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2058 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2059 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2060 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2061 (darwin_fix_and_continue_switch): Delete.
2062 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2063 (SUBTARGET_SWITCHES): Delete.
2064 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2065 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2066 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2067 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2068 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2069 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2070 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2071 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2072 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2073 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2074 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2075 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2076 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2077 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2078 (TARGET_64BIT): Undef before redefining.
2079 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2080 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2081 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2082 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2083 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2084 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2085 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2086 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2087 (ix86_debug_arg_string, ix86_debug_addr_string)
2088 (ix86_align_loops_string, ix86_align_jumps_string)
2089 (ix86_align_funcs_string): Delete.
2090 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2091 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2092 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2093 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2094 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2095 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2096 (SUBTARGET_SWITCHES): Delete.
2097 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2098 (ix86_debug_addr_string): Delete.
2099 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2100 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2101 (ix86_align_loops_string, ix86_align_jumps_string)
2102 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2103 (ix86_align_funcs_string): Make static.
2104 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2105 (ix86_handle_option): New function.
2106 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2107 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2108 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2109 of darwin_fix_and_continue_switch.
2110 (darwin_one_byte_bool): Delete.
2111 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2112 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2113 to darwin_one_byte_bool.
2114 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2115 * config/i386/djgpp.opt, config/i386/i386.opt,
2116 * config/i386/sco5.opt: New files.
2117
2118 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2119
2120 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2121 fp_zero_operand, fp_register_operand, intreg_operand,
2122 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2123 call_operand, call_operand_address, tgd_symbolic_operand,
2124 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2125 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2126 sp64_medium_pic_operand, data_segment_operand,
2127 text_segment_operand, splittable_symbolic_memory_operand,
2128 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2129 eq_or_neq, normal_comp_operator, noov_compare_op,
2130 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2131 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2132 const64_operand, const64_high_operand, arith11_operand,
2133 arith10_operand, arith_double_operand, arith_double_4096_operand,
2134 arith_double_add_operand, arith11_double_operand,
2135 arith10_double_operand, small_int, small_int_or_double,
2136 uns_small_int, uns_arith_operand, clobbered_register,
2137 input_operand, compare_operand): Delete.
2138 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2139 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2140 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2141 (GEN_HIGHINT64, GEN_INT64): Delete.
2142 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2143 gen_safe_XOR64): Adjust for above deletion.
2144 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2145 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2146 (legitimate_constant_p): Use const_zero_operand instead.
2147 (sparc_extra_constraint_check): Likewise.
2148 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2149 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2150 (PREDICATE_CODES): Delete.
2151 * config/sparc/sparc.md: Include predicates.md.
2152 (All patterns): Adjust for new predicate names.
2153 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2154 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2155 (movdi): Use general_operand predicate.
2156 (movdi_sp64_dbl): Delete.
2157 (movdi_const64_special): Add 'N' constraint.
2158 (movdicc): Use arith10_operand predicate.
2159 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2160 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2161 (movdi_cc_reg_sp64_trunc): Delete.
2162 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2163 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2164 (subdi3_sp32): Delete.
2165 (subdi3_insn_sp32): Change to define_insn_and_split.
2166 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2167 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2168 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2169 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2170 small_int_operand predicate.
2171 (divdi3, udivdi3): Use arith_operand predicate.
2172 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2173 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2174 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2175 (xordi3_sp64_dbl): Delete.
2176 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2177 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2178 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2179 cmp_ccx_set_not): Use arith_operand predicate.
2180 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2181 * config/sparc/predicates.md: New file.
2182
2183 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2184
2185 PR tree-optimization/14846
2186 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2187 split out from ...
2188 (fold_single_bit_test): ... here.
2189 (fold_binary): Call fold_single_bit_test_into_sign_test
2190 instead of fold_single_bit_test.
2191
2192 2005-04-20 James E Wilson <wilson@specifixinc.com>
2193
2194 PR c++/20805
2195 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2196 is another declaration.
2197
2198 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2199
2200 * config/cris/predicates.md: New file.
2201 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2202 (cris_movem_load_rest_p): Declare.
2203 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2204 (cris_movem_load_rest_p): Ditto. Globalize.
2205 (cris_bdap_operand, cris_bdap_biap_operand,
2206 cris_orthogonal_operator, cris_commutative_orth_op,
2207 cris_operand_extend_operator,
2208 cris_additive_operand_extend_operator, cris_extend_operator,
2209 cris_plus_or_bound_operator, cris_mem_op,
2210 cris_general_operand_or_symbol,
2211 cris_general_operand_or_gotless_symbol,
2212 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2213 cris_load_multiple_op): Remove predicate functions.
2214 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2215 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2216 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2217 * config/cris/cris.md: Include predicates.md.
2218 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2219
2220 2005-04-20 Ian Lance Taylor <ian@airs.com>
2221
2222 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2223 * c-common.h (STMT_EXPR_STMT): Don't define.
2224 (STMT_EXPR_NO_SCOPE): Don't define.
2225 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2226 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2227 (pp_c_expression): Likewise.
2228
2229 2005-04-20 Richard Henderson <rth@redhat.com>
2230
2231 PR target/21100
2232 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2233
2234 2005-04-20 Jeff Law <law@redhat.com>
2235
2236 * reload1.c (reload): Ignore equivalences between pseudos and
2237 read only memory.
2238
2239 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2240
2241 PR c/12913
2242 * c-tree.h (struct c_label_list): Update comment.
2243 (struct c_label_context): Rename to struct c_label_context_se.
2244 (label_context_stack): Rename to label_context_stack_se.
2245 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2246 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2247 c_end_vm_scope): New.
2248 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2249 * c-decl.c (pop_scope): Call c_end_vm_scope.
2250 (pushdecl): Call c_begin_vm_scope for variably modified
2251 declarations.
2252 (define_label): Check for jumping into scope of identifier with
2253 variably modified type. Push label on stack for those defined at
2254 current context of identifiers with variably modified type.
2255 (start_function): Create stack level for context of identifiers
2256 with variably modified type.
2257 (finish_function): Pop stack level for context of identifiers with
2258 variably modified type.
2259 * c-typeck.c (label_context_stack): Rename to
2260 label_context_stack_se.
2261 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2262 (c_finish_goto_label): Check for jumping into scope of identifier
2263 with variably modified type. Push label on stack for those jumped
2264 to from current context of identifiers with variably modified
2265 type.
2266 (struct c_switch): Add blocked_vm.
2267 (c_start_case): Initialize blocked_vm.
2268 (do_case): Check blocked_vm.
2269 (c_finish_case): Add comment.
2270 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2271 variable label_context_stack.
2272
2273 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2274
2275 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2276 conditional_replacement, value_replacement, abs_replacement,
2277 minmax_replacement.
2278 (replace_phi_edge_with_variable): Remove argument BB.
2279 (conditional_replacement, value_replacement,
2280 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2281 Update a call to replace_phi_edge_with_variable.
2282
2283 * tree-ssa-phiopt.c: Fix comments.
2284
2285 2005-04-20 Michael Matz <matz@suse.de>
2286
2287 PR20973
2288 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2289 pseudos.
2290
2291 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2292
2293 * tree-ssa-phiopt.c: Fix comment typos.
2294
2295 PR tree-optimization/21116
2296 * tree-ssa-phiopt.c: Fix a typo.
2297
2298 2005-04-19 Richard Henderson <rth@redhat.com>
2299
2300 * builtins.c (expand_builtin_sync_operation): Revert last change.
2301 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2302 not vs new value.
2303 (expand_compare_and_swap_loop): Likewise.
2304 (expand_sync_operation): Remove fallback from NAND to AND; invert
2305 memory operand when expanding from cmpxchg.
2306 (expand_sync_fetch_operation): Likewise.
2307 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2308 compare-and-swap.
2309
2310 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2311 when implementing NAND. Fix double-add for AFTER.
2312 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2313 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2314 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2315 memory value.
2316 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2317 memory barrier.
2318
2319 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2320 to return old memory value.
2321 (sync_compare_and_swap_cc<IMODE>): Likewise.
2322
2323 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2324 return pre-reload. Don't consider output or anti dependencies.
2325 * config/ia64/sync.md (IMODE): New.
2326 (modesuffix): Add QI and HI.
2327 (memory_barrier): Simplify expansion.
2328 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2329 (cmpxchg_acq_<IMODE>): Likewise.
2330 (sync_lock_test_and_set<IMODE>): Likewise.
2331 (sync_lock_release<IMODE>): Likewise.
2332
2333 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2334
2335 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2336 ~X or ~Y simplify.
2337
2338 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2339
2340 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2341
2342 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2343 Joseph S. Myers <joseph@codesourcery.com>
2344
2345 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2346 * c-typeck.c (build_c_cast): Check these options.
2347 * doc/invoke.texi: Document these options.
2348
2349 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2350
2351 * tree-ssa-phiopt.c: Update a comment about the pass.
2352
2353 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2354
2355 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2356 config/mcore/mcore.c: Fix comment typos.
2357
2358 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2359
2360 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2361 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2362
2363 2005-04-19 Paul Brook <paul@codesourcery.com>
2364
2365 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2366
2367 2005-04-19 Andrew Haley <aph@redhat.com>
2368
2369 PR java/21022
2370 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2371 looking at a field's bitpos.
2372
2373 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2374
2375 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2376 libiberty functions.
2377
2378 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2379
2380 PR tree-optimization/21096
2381 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2382
2383 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2384
2385 PR target/21098
2386 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2387 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2388
2389 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2390
2391 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2392 refers to the function being dumped.
2393
2394 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2395
2396 * varasm.c (assemble_start_function): Remove reset of in_section.
2397
2398 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2399
2400 PR tree-optimization/21085
2401 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2402 overflowed.
2403
2404 2005-04-19 Ben Elliston <bje@au.ibm.com>
2405
2406 * doc/invoke.texi (Optimize Options): Refer to the correct
2407 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2408
2409 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2410
2411 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2412 alloca argument to be big enough.
2413
2414 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2415
2416 PR middle-end/21049
2417 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2418 cfun->cfg are NULL.
2419
2420 2005-04-18 Tom Tromey <tromey@redhat.com>
2421
2422 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2423 typo.
2424
2425 2005-04-18 Richard Henderson <rth@redhat.com>
2426
2427 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2428 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2429 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2430 * config/alpha/alpha-protos.h: Update.
2431 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2432 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2433 (attr type): Add ld_l, st_c, mb.
2434 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2435 iornotsi3, xorsi_internal, xornotsi3): New.
2436 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2437 (ev4_ist_c, ev4_mb): New.
2438 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2439 (ev5_ld_l): New.
2440 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2441 (ev6_ist): Add st_c.
2442 (ev6_mb): New.
2443 * config/alpha/sync.md: New file.
2444
2445 2005-04-18 Richard Henderson <rth@redhat.com>
2446
2447 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2448 for constants.
2449
2450 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2451
2452 2005-04-18 Devang Patel <dpatel@apple.com>
2453
2454 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2455
2456 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2457
2458 PR tree-optimization/20922
2459 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2460 Fold X + c >= X and fold X - c <= X to true.
2461
2462 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2463
2464 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2465 unsigned int.
2466 (emergency_labeled_state_free): Likewise.
2467
2468 2005-04-18 Nick Clifton <nickc@redhat.com>
2469
2470 * config/h8300/h8300.md (jump): Remove prescan parameter from
2471 calls to final_scan_insn.
2472
2473 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2474 parameter from calls to final_scan_insn.
2475
2476 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2477 specific options.
2478 (v850e, v850e1): Use the v850.opt file for target specific
2479 options.
2480
2481 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2482
2483 PR tree-optimization/21001
2484 * tree-optimize.c (init_tree_optimization_passes): Move the
2485 first pass_forwprop immediately before pass_vrp.
2486
2487 2005-04-17 Ian Lance Taylor <ian@airs.com>
2488
2489 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2490 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2491 from enum tree_code op to bool is_sizeof.
2492 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2493 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2494 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2495 case.
2496 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2497 cases.
2498 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2499 ALIGNOF_EXPR cases.
2500
2501 2005-04-17 Ian Lance Taylor <ian@airs.com>
2502
2503 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2504
2505 2005-04-17 Richard Henderson <rth@redhat.com>
2506
2507 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2508 TARGET_ABI_OSF.
2509 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2510 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2511 of indirection through ssa names while looking for the gpr counter
2512 field.
2513 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2514 saved va_list_gpr_size and va_list_fpr_size.
2515
2516 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2517
2518 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2519 both pointers or both integers.
2520
2521 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2522 ASSERT_EXPRs for single-use variable.
2523
2524 * tree-into-ssa.c: Fix a comment typo.
2525
2526 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2527
2528 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2529 -mipsN before forcing a default of -mips2.
2530
2531 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2532
2533 * predict.h (IS_TAKEN): Remove.
2534 * rtl.h (NOTE_PREDICTION): Likewise.
2535
2536 * modulo-sched.c (CFG_HOOKS): Remove.
2537
2538 * c-parser.c (N_C_TTYPES): Remove.
2539
2540 * tree-flow-inline.h (get_stmt_operands): Remove.
2541 * lambda-code.c, tree-ssa-loop-unswitch.c,
2542 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2543 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2544 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2545 calls to get_stmt_operands.
2546 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
2547
2548 2005-04-17 Richard Henderson <rth@redhat.com>
2549
2550 PR target/20375
2551 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
2552 of CUMULATIVE_ARGS past the last named argument.
2553 (alpha_va_start): Expect pretend_args_size only if strictly less than
2554 6 named arguments.
2555
2556 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2557
2558 PR middle-end/21024
2559 * builtins.c (expand_builtin_strcat): Convert the result of
2560 strlen to the right type.
2561 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
2562 avoid creating type mismatches.
2563 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
2564 type mismatches.
2565
2566 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
2567
2568 2005-04-16 Richard Henderson <rth@redhat.com>
2569
2570 PR target/21051
2571 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
2572 Use the mode of boolean_type_node when the user doesn't provide one.
2573 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
2574
2575 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
2576
2577 PR target/20126
2578 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
2579 (const)).
2580
2581 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
2582 comment.
2583
2584 2005-04-16 Roger Sayle <roger@eyesopen.com>
2585 Steven Bosscher <stevenb@suse.de>
2586
2587 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
2588 (fold_unary_to_constant): Likewise.
2589
2590 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
2591
2592 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
2593 PROP_ASM_SCAN.
2594
2595 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
2596
2597 * doc/install.texi (Specific): Avoid using asterisks in @anchor
2598 names related to target triplets.
2599 Remove i?86-*-esix from platform directory.
2600 Remove powerpc-*-eabiaix from platform directory.
2601
2602 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
2603
2604 PR middle-end/20491
2605 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
2606 falling through from SUBREG case to REG.
2607
2608 2005-04-15 Roger Sayle <roger@eyesopen.com>
2609
2610 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
2611 (fold_binary): Update comment mentioning fold_relational_hi_lo.
2612 (fold_binary_to_constant): Simplify using fold_binary.
2613 (fold_unary_to_constant): Likewise, simplify using fold_unary.
2614
2615 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2616
2617 * gthr-posix.c (pthread_cancel): Define.
2618 (pthread_mutexattr_init): Likewise.
2619 (pthread_mutexattr_settype): Likewise.
2620 (pthread_mutexattr_destroy): Likewise.
2621
2622 2005-04-15 David S. Miller <davem@davemloft.net>
2623
2624 PR target/20673
2625 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
2626
2627 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2628
2629 PR tree-optimization/21031
2630 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
2631 (forward_propagate_into_cond_1): Call it. Forward propagate
2632 integer-integer casts into COND_EXPRs.
2633
2634 2005-04-15 Dave Korn <dave.korn@artimi.com>
2635
2636 * gcc.c (default_compilers): Clarify obscure error message when
2637 reading from standard input.
2638
2639 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2640
2641 * basic-block.h (PROP_EQUAL_NOTES): Remove.
2642 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
2643
2644 * tree-ssa-alias.c (init_alias_info): Remove a call to
2645 get_stmt_operands.
2646
2647 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
2648
2649 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
2650 of non-virtual PHI nodes like we use to.
2651
2652 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
2653
2654 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
2655 (attr_copy_rtx): Do not use it.
2656
2657 2005-04-15 Andrew Macleod <amacleod@redhat.com>
2658
2659 * doc/tree-ssa.texi: Grammer/abbreviation updates.
2660
2661 2005-04-15 Diego Novillo <dnovillo@redhat.com>
2662
2663 * tree-vect-transform.c (vectorizable_store): Mark necessary
2664 objects in the vectorized store needing renaming. Update the
2665 SSA graph for V_MAY_DEF operands in the original store.
2666
2667 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2668
2669 * tree-ssa-pre.c (compute_avail): It's okay to have
2670 TREE_INVARIANT's here, and value number the resulting expressions.
2671 (create_expression_by_pieces): Make sure operands that were
2672 min_invariant when we started, stay that way.
2673
2674 2005-04-15 David Edelsohn <edelsohn@gnu.org>
2675
2676 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
2677
2678 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2679
2680 PR tree-optimization/20936.
2681 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
2682
2683 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2684
2685 * doc/invoke.texi: Fix typos.
2686 * doc/md.texi: Likewise.
2687 * doc/rtl.texi: Likewise.
2688 * doc/sourcebuild.texi: Likewise.
2689 * doc/tm.texi: Likewise.
2690
2691 2005-04-15 Uros Bizjak <uros@kss-loka.si>
2692
2693 PR tree-optimization/21004
2694 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
2695 and floorl in c99 mode only.
2696 * builtins.c (expand_builtin_int_roundingfn): Assert that
2697 fallback_fndecl is not NULL_TREE.
2698
2699 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2700
2701 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
2702 * basic-block.h: Update the prototype for
2703 purge_all_dead_edges.
2704 * cfgexpand.c (tree_expand_cfg): Update a call to
2705 purge_all_dead_edges.
2706 * combine.c (combine_instructions): Likewise.
2707 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
2708 rest_of_handle_cse2, rest_of_handle_gcse,
2709 rest_of_handle_postreload): likewise.
2710
2711 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
2712
2713 PR middle-end/20739
2714 * gimplify.c (gimplify_addr_expr): Compensate for removal of
2715 e.g. cv-qualification conversions.
2716
2717 2005-04-14 Mike Stump <mrs@apple.com>
2718
2719 * config/darwin-c.c (framework_construct_pathname): We must
2720 find all headers of a framework in the first instance of it
2721 found in the seach path.
2722
2723 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2724
2725 PR tree-optimization/21021
2726 * tree-vrp.c (compare_values): Work around a bug in the front
2727 end that produces a comparison of mismatched types.
2728
2729 2004-04-14 Richard Henderson <rth@redhat.com>
2730
2731 * config/ia64/ia64.h (enum fetchop_code): Remove.
2732 (enum ia64_builtins): Move ...
2733 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
2734 members except BSP and FLUSHRS.
2735 (ia64_init_builtins): Remove __sync builtins.
2736 (ia64_expand_builtin): Likewise.
2737 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
2738 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
2739 (ia64_expand_lock_release): Remove.
2740 * config/ia64/ia64.md (mf): Move to sync.md.
2741 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
2742 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
2743 * config/ia64/sync.md: New file.
2744 (memory_barrier): Rename from mf.
2745 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
2746 (cmpxchg_acq_<I48MODE>): Likewise.
2747 (sync_lock_test_and_set<I48MODE>): Likewise.
2748
2749 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
2750 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
2751
2752 2004-04-14 Richard Henderson <rth@redhat.com>
2753
2754 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
2755 (ix86_compare_emitted): New.
2756 (ix86_expand_compare): Use ix86_compare_emitted if set.
2757 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
2758 and ix86_compare_op0 are set.
2759 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
2760 (TARGET_CMPXCHG, TARGET_XADD): New.
2761 (ix86_compare_emitted): Declare.
2762 * config/i386/i386.md: Include sync.md
2763 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
2764 (UNSPECV_XCHG, UNSPECV_LOCK): New.
2765 * config/i386/sync.md: New file.
2766
2767 2004-04-14 Richard Henderson <rth@redhat.com>
2768
2769 PR middle-end/14311
2770 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
2771 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
2772 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
2773 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
2774 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
2775 BT_FN_I8_VPTR_I8_I8): New.
2776 * builtins.def (DEF_SYNC_BUILTIN): New.
2777 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
2778 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
2779 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
2780 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
2781 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
2782 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
2783 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
2784 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
2785 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
2786 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
2787 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
2788 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
2789 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
2790 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
2791 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
2792 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
2793 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
2794 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
2795 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
2796 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
2797 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
2798 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
2799 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
2800 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
2801 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
2802 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
2803 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
2804 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
2805 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
2806 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
2807 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
2808 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
2809 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
2810 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
2811 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
2812 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
2813 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
2814 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
2815 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
2816 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
2817 BUILT_IN_SYNCHRONIZE: New.
2818 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
2819 as a function. Accept __sync_ as a prefix as well.
2820 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
2821 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
2822 expand_builtin_lock_release): New.
2823 (expand_builtin): Call them.
2824 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
2825 neither BOTH_P nor FALLBACK_P are defined.
2826 (builtin_type_for_size): New.
2827 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
2828 (resolve_overloaded_builtin): New.
2829 * c-common.h (resolve_overloaded_builtin): Declare.
2830 (builtin_type_for_size): Declare.
2831 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
2832 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
2833 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
2834 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
2835 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
2836 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
2837 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
2838 sync_compare_and_swap_cc, sync_lock_test_and_set,
2839 sync_lock_release): New.
2840 * optabs.h: Declare them.
2841 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
2842 expand_sync_operation, expand_sync_fetch_operation,
2843 expand_sync_lock_test_and_set): Declare.
2844 * genopinit.c (optabs): Add sync optabs.
2845 * optabs.c (init_optabs): Initialize sync optabs.
2846 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
2847 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
2848 expand_sync_operation, expand_sync_fetch_operation,
2849 expand_sync_lock_test_and_set): New.
2850 * doc/extend.texi (Atomic Builtins): New section
2851 * doc/md.texi (Standard Names): Add sync patterns.
2852
2853 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
2854
2855 * tree-eh.c (lower_try_finally_copy): Generate new code in
2856 response to goto_queue entries as if the queue was sorted by
2857 index, not pointers.
2858 (lower_try_finally_switch): Likewise.
2859
2860 2005-04-14 Richard Henderson <rth@redhat.com>
2861
2862 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
2863 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
2864 register.
2865 (ix86_expand_fp_movcc): Update to match.
2866 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
2867 * config/i386/i386-protos.h: Update.
2868 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
2869 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
2870
2871 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
2872
2873 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
2874 refer to 4.0.
2875
2876 2005-04-14 Julian Brown <julian@codesourcery.com>
2877
2878 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
2879 link failures on ppc64 Linux.
2880
2881 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
2882
2883 * config.gcc: Set cpu_type for s390.
2884
2885 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2886
2887 Fix PR tree-optimization/20963
2888 * tree-ssa-pre.c (compute_avail): Remove special case for
2889 TREE_INVARIANT.
2890 (create_expression_by_pieces): Add value numbers for forced out
2891 statements.
2892
2893 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
2894
2895 * config/cris/cris.md: Replace references to (reg:SI 16) with
2896 (reg:SI CRIS_SRP_REGNUM).
2897
2898 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2899
2900 PR tree-optimization/20657
2901 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
2902 create an appropriate range from it.
2903
2904 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2905
2906 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
2907 <UNSPEC_FIST_CEIL> case.
2908
2909 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
2910 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
2911 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
2912 to implement lfloor and llfloor built-ins as x87 intrinsic function.
2913 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
2914 (lfloor<mode>2): New expanders.
2915 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
2916 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
2917 to implement lceil and llceil built-ins as x87 intrinsic function.
2918 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
2919 (lceil<mode>2): New expanders.
2920
2921 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2922
2923 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
2924 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
2925
2926 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
2927
2928 PR target/20927
2929 * config/s390/s390-modes.def: Define TFmode.
2930
2931 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
2932
2933 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
2934 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2935 * config/mips/mips.c (mips16_insn_length): Remove reference to
2936 JUMP_TABLES_IN_TEXT_SECTION.
2937
2938 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
2939
2940 * simplify-rtx.c (simplify_binary_operation_1): Return
2941 scalar or vector of constant 0, depending on the xor's
2942 mode.
2943
2944 2005-04-13 Dale Johannesen <dalej@apple.com>
2945
2946 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
2947 (objc-act.o): Ditto.
2948 * objc/objc-act.c (objc_gimplify_expr): New.
2949 (objc_get_callee_fndecl): New.
2950 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
2951 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
2952 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2953
2954 2005-04-13 Devang Patel <dpatel@apple.com>
2955
2956 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
2957 temp variables.
2958
2959 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
2960
2961 CRIS prologue as RTL.
2962 * config/cris/cris-protos.h (cris_emit_movem_store)
2963 (cris_expand_prologue): Prototype.
2964 * config/cris/cris.c (struct machine_function): New member
2965 stdarg_regs.
2966 (cfa_label_num, cris_target_asm_function_prologue): Remove.
2967 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
2968 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
2969 (cris_load_multiple_op, cris_return_address_on_stack)
2970 (cris_return_address_on_stack_for_return): ISO-Cify.
2971 (cris_store_multiple_op): New predicate function.
2972 (cris_expand_prologue, cris_emit_movem_store): New functions.
2973 (cris_print_operand) <case 'O'>: Handle modifications other than
2974 post-increment.
2975 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
2976 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
2977 (cris_gen_movem_load): Rearrange slightly to make local variable
2978 src a parameter, removing osrc.
2979 (cris_setup_incoming_varargs): Set machine_function member
2980 stdarg_regs to correspond to the number of registers that need to
2981 be saved.
2982 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
2983 CRIS_UNSPEC_GOT.
2984 (PREDICATE_CODES): Add cris_store_multiple_op. Make
2985 cris_general_operand_or_gotless_symbol accept UNSPEC.
2986 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
2987 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
2988 ("*cris_store_multiple"): New pattern. Tweak common comment above
2989 this and "*cris_load_multiple".
2990 ("prologue"): New define_expand.
2991
2992 * config/cris/cris.md ("epilogue"): Conditionalize on
2993 TARGET_PROLOGUE_EPILOGUE.
2994
2995 2005-04-13 Steve Ellcey <sje@cup.hp.com>
2996
2997 PR target/20924
2998 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
2999 fpsr 0 instead of fpsr 1.
3000 (divsf3_internal_thr): Ditto.
3001 (divdf3_internal_lat): Ditto.
3002 (divdf3_internal_thr): Ditto.
3003 (divxf3_internal_lat): Ditto.
3004 (divxf3_internal_thr): Ditto.
3005
3006 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3007
3008 PR tree-optimization/20913
3009 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3010
3011 PR tree-optimization/20702
3012 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3013 dominator children that haven't been walked into.
3014
3015 2005-04-13 Julian Brown <julian@codesourcery.com>
3016
3017 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3018 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3019 is true.
3020
3021 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3022
3023 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3024 config/i386/sse.md: Fix comment typos.
3025
3026 * genattrtab.c (NULL_ATTR): Remove.
3027 * ifcvt.c (NULL_EDGE): Likewise.
3028
3029 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3030
3031 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3032 NOTE_PREDICT): Remove.
3033
3034 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3035
3036 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3037 * configure: Regenerate.
3038 * config.in: Likewise.
3039 * system.h: Declare vsnprintf if not already declared.
3040
3041 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3042
3043 * optc-gen.awk: Handle stand-alone Mask records.
3044 * opth-gen.awk: Likewise.
3045 * doc/options.texi (Option file format): Document them.
3046 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3047 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3048 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3049 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3050 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3051 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3052 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3053 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3054 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3055 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3056 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3057 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3058 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3059 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3060 TARGET_LONG_DOUBLE_128): Likewise.
3061 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3062 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3063 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3064 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3065 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3066 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3067 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3068 * config/sparc/sparc.c (fpu_option_set): New global.
3069 (sparc_handle_option): New function.
3070 (sparc_override_options): Test fpu_option_set.
3071 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3072 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3073 * config/sparc/sparc.opt: New file.
3074 * config/sparc/little-endian.opt: Likewise.
3075 * config/sparc/long-double-switch.opt: Likewise.
3076
3077 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3078
3079 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3080 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3081 * config/bfin/bfin.opt (mshared-library-id=): Lose
3082 Var(bfin_lib_id_given).
3083
3084 2005-04-13 Matt Thomas <matt@3am-software.com>
3085
3086 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3087 defining.
3088
3089 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3090
3091 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3092
3093 * cgraphunit.c (INSNS_PER_CALL): Remove.
3094
3095 * tree-ssa-forwprop.c (vars,
3096 record_single_argument_cond_exprs,
3097 substitute_single_use_vars): Remove.
3098 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3099 New.
3100 (tree_ssa_forward_propagate_single_use_vars): Call
3101 forward_propagate_into_cond for each COND_EXPR.
3102
3103 * tree-inline.c (INSNS_PER_STMT): Remove.
3104
3105 2005-04-12 Richard Henderson <rth@redhat.com>
3106
3107 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3108 (ix86_expand_sse_fp_minmax): ... from ...
3109 (ix86_expand_fp_movcc): ... here.
3110 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3111 * config/i386/i386-protos.h: Update.
3112 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3113 (sse_setccsf, sse_setccdf): Allow before reload.
3114 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3115 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3116 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3117 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3118 (anddf3, nanddf3, iordf3, xordf3): New.
3119
3120 2005-04-12 Jeff Law <law@redhat.com>
3121
3122 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3123 (tree-ssa-uncprop.o): Add dependencies.
3124 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3125 * tree-flow.h (remove_useless_stmts): Remove prototype.
3126 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3127 remove_useless_stmts.
3128 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3129 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3130 * tree-pass.h (pass_uncprop): Declare.
3131 * tree-ssa-uncprop.c: New file.
3132
3133 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3134
3135 PR target/20670
3136 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3137
3138 2005-04-12 Caroline Tice <ctice@apple.com>
3139
3140 Temporary fix for partitioning problems.
3141 * passes.c (rest_of_handle_final): Remove code that
3142 frees unlikely_text_section_name,
3143 * varasm.c (assemble_start_function): Test for partitioning
3144 flag before writing out section labels.
3145 (assemble_end_function): Test for partitioning flag before
3146 writing out section labels.
3147
3148 2005-04-12 Steven Bosscher <stevenb@suse.de>
3149 Stuart Hastings <stuart@apple.com>
3150 Jan Hubicka <jh@suse.cz>
3151
3152 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3153 references to gt-tree-cfg.h.
3154 * basic-block.h (struct basic_block_def): Don't skip rbi
3155 for garbage collection.
3156 (struct reorder_block_def): Make GTY-able.
3157 (struct control_flow_graph): New structure.
3158 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3159 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3160 but instead defines to the control_flow_graph for cfun.
3161 (label_to_block_map): New define, points to the label map of
3162 the control_flow_graph for cfun.
3163 (n_edges_for_function, n_basic_blocks_for_function,
3164 last_basic_block_for_function, basic_block_info_for_function,
3165 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3166 basic_block_info_for_function, label_to_block_map_for_function):
3167 Counterparts for the above, taking a struct function as an extra
3168 argument.
3169 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3170 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3171 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3172 (alloc_rbi_pool, free_rbi_pool): Remove.
3173 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3174 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3175 here...
3176 (cfg_layout_finalize) ... and don't free it here.
3177 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3178 garbage collected.
3179 * flow.c (free_basic_block_vars): Set label_to_block_map and
3180 n_edges to zero too.
3181 * function.h (struct function): Add cfg field.
3182 * function.c (allocate_struct_function): Allocate the cfg.
3183 * tree-cfg.c (label_to_block_map): Remove.
3184 (build_tree_cfg): Don't allocate the rbi pool here...
3185 (delete_tree_cfg_annotations): ...and don't free it here.
3186 Also don't nullify label_to_block_map for cfun.
3187
3188 2005-04-12 Caroline Tice <ctice@apple.com>
3189
3190 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3191 Revert my patch from April 9.
3192 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3193 (reorder_basic_blocks): Revert my patch from April 9.
3194 (insert_section_boundary_note): Revert my patch from April 9.
3195 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3196 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3197 (COLD_END_LABEL): Revert my patch from April 9.
3198 (cold_text_section_label): Revert my patch from April 9.
3199 (cold_end_label): Revert my patch from April 9.
3200 (dwarf2out_switch_text_section): Revert my patch from April 9.
3201 (output_aranges): Revert my patch from April 9.
3202 (output_ranges): Revert my patch from April 9.
3203 (output_line_info): Revert my patch from April 9.
3204 (add_location_or_const_value_attribute): Revert my patch from April 9.
3205 (dwarf2out_var_location): Revert my patch from April 9.
3206 (dwarf2out_init): Revert my patch from April 9.
3207 (dwarf2out_finish): Revert my patch from April 9.
3208 * function.h (struct function): Revert my patch from April 9.
3209 * opts.c (decode_options): Revert my patch from April 9.
3210 * output.h (unlikely_section_label, hot_section_label,
3211 hot_section_end_label, cold_section_end_label,
3212 unlikely_text_section_name): Revert my patch from April 9.
3213 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3214 * varasm.c (unlikely_section_label, hot_section_label,
3215 hot_section_end_label, cold_section_end_label,
3216 unlikely_text_section_name): Revert my patch from April 9.
3217 (initialize_cold_section_name): Revert my patch from April 9.
3218 (unlikely_text_section): Revert my patch from April 9.
3219 (in_unlikely_text_section): Revert my patch from April 9.
3220 (named_section): Revert my patch from April 9.
3221 (function_section): Revert my patch from April 9.
3222 (current_function_section): Revert my patch from April 9.
3223 (assemble_start_function): Revert my patch from April 9.
3224 (assemble_end_function): Revert my patch from April 9.
3225 (default_section_type_flags_1): Revert my patch from April 9.
3226
3227 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3228
3229 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3230 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3231
3232 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3233
3234 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3235
3236 PR middle-end/20917
3237 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3238 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3239
3240 2004-04-12 Richard Henderson <rth@redhat.com>
3241
3242 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3243 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3244 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3245 (UNSPEC_*, UNSPECV_*): Renumber.
3246
3247 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3248
3249 PR mudflap/19266
3250 From Richard Henderson <rth@redhat.com>:
3251 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3252 splitting logic.
3253
3254 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3255
3256 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3257
3258 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3259
3260 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3261 (bfin_library_id): New variable.
3262 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3263 instead of bfin_library_id_string.
3264 (bfin_handle_option): New function.
3265 (override_options): Remove most code to deal with shared library IDs,
3266 just check they aren't used without -mid-shared-library.
3267 (TARGET_HANDLE_OPTION): Define.
3268 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3269 * config/bfin/bfin.opt (mshared-library-id=): New.
3270
3271 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3272
3273 * tree-vect-transform.c: Fix comment typos.
3274
3275 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3276
3277 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3278 split critical edges when not possible/profitable.
3279
3280 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3281
3282 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3283 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3284 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3285 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3286 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3287 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3288 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3289 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3290 MASK_NO_BITFIELD.
3291 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3292 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3293 * config/ns32k/ns32k.opt: New file.
3294
3295 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3296
3297 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3298 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3299 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3300 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3301 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3302 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3303 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3304 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3305 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3306 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3307 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3308 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3309 (MASK_COLDFIRE): Formatting fixes.
3310 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3311 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3312 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3313 "_current_shared_library_a5_offset_".
3314 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3315 (MASK_ALL_CPU_BITS): New macro.
3316 (m68k_handle_option): New function.
3317 (override_options): Remove handling of m68k_library_id_string.
3318 * config/m68k/m68k.opt: New file.
3319 * config/m68k/ieee.opt: New file.
3320
3321 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3322
3323 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3324 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3325 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3326 (TARGET_CXX): Adjust accordingly.
3327 * target.h (struct gcc_target): Remove epxort_class_data. Add
3328 determine_class_data_visibility and class_data_always_comdat.
3329 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3330 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3331 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3332 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3333 (arm_cxx_determine_class_data_visibility): New.
3334 (arm_cxx_class_data_always_comdat): Likewise.
3335 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3336 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3337 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3338 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3339 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3340 Define.
3341
3342 2005-04-11 Devang Patel <dpatel@apple.com>
3343
3344 * tree-data-ref.c (build_classic_dist_vector,
3345 compute_subscript_distance): Make externally visible.
3346 * tree-data-ref.h (build_classic_dist_vector,
3347 compute_subscript_distance): Same.
3348 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3349 Check distance vector against vectorization factor.
3350 (vect_analyze_loop): Determine vectorizaion factor before
3351 analyzing data dependences.
3352 * tree-vectorizer.c (loops_num): Make it externally visible and
3353 rename ...
3354 * tree-vectorizer.c (vect_loops_num): ... new name.
3355 * tree-vectorizer.h (vect_loops_num): New.
3356
3357 2005-04-11 Devang Patel <dpatel@apple.com>
3358
3359 * tree-vect-analyze.c (vect_analyze_operations): Check
3360 vectorizable codition.
3361 * tree-vect-transform.c (vect_is_simple_cond): New function.
3362 (vectorizable_condition): New function.
3363 (vect_transform_stmt): Handle condition_vec_info_type.
3364 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3365 condition_vec_info_type.
3366 (vectorizable_condition): New.
3367
3368 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3369
3370 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3371 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3372 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3373
3374 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3375 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3376
3377 * dwarf2out.c (output_line_info): Don't try to dereference
3378 a NULL current_function_decl.
3379
3380 * config/t-slibgcc-darwin: Don't put shared libraries in
3381 directories other than $(slibdir).
3382 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3383 OS uses for it.
3384
3385 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3386
3387 PR tree-optimization/20933
3388 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3389 logic to reject aliases between read-only and writable
3390 variables ...
3391 (may_alias_p): ... here.
3392 (get_tmt_for): Do not associate read-only tags to pointers
3393 whose pointed-to type is not read-only.
3394 * tree-ssa.c (verify_ssa): Check that memory stores have at
3395 least one V_MAY_DEF or V_MUST_DEF.
3396
3397 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3398
3399 PR/17092
3400 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3401 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3402 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3403 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3404 _unlocked function.
3405 (fwrite_unlocked): Fix prototype.
3406
3407 * configure, config.in: Regenerate.
3408
3409 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3410
3411 * tree-ssa-loop-im.c: Include real.h.
3412 (determine_invariantness_stmt): If real division divisor is
3413 invariant and flag_unsafe_math_optimizations enabled, generate
3414 invariant reciprocal for hoisting.
3415 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3416
3417 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3418
3419 Fix PR tree-optimization/20926
3420
3421 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3422
3423 2005-04-11 Devang Patel <dpatel@apple.com>
3424
3425 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3426 operand ordering.
3427
3428 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3429
3430 * fold-const.c (fold_binary_op_with_conditional_arg):
3431 use fold_buildN instead of "fold (buildN" in some
3432 non obvious places.
3433 (fold_unary): Likewise.
3434 (fold_binary): Likewise.
3435
3436 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3437
3438 Fix PR tree-optimization/20612
3439 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3440 handling
3441 (perfect_nestify): preheaderbb is *not* part of loop of the
3442 old destination.
3443
3444 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3445
3446 * tree-ssa-alias.c (may_alias_p): If the variable
3447 is a global variable and the pointer is parameter
3448 and -fargument-noalias-global is used, then
3449 the pointer cannot alias the variable.
3450
3451 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3452
3453 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3454 * config/sparc/sparc.h: Likewise.
3455 * config/sparc/sparc.md: Likewise.
3456
3457 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3458
3459 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3460
3461 * tree-vrp.c: Fix a comment typo.
3462
3463 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3464
3465 PR tree-optimization/20920
3466 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3467 SSA_NAME flows through an abnormal edge.
3468 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3469 through abnormal edges.
3470 (maybe_add_assert_expr): Likewise.
3471
3472 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3473
3474 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3475 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3476 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3477 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3478 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3479 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3480 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3481 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3482 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3483 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3484 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3485 (TARGET_HANDLE_OPTION): Likewise.
3486 (s390_tune): Initialize to PROCESSOR_max.
3487 (s390_arch_string): Make static.
3488 (s390_tune_string, s390_warn_framesize_string): Delete.
3489 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3490 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3491 (s390_handle_arch_option, s390_handle_option): New functions.
3492 (override_options): Remove parsing of option strings.
3493 * config/s390/s390.opt: New file.
3494
3495 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3496
3497 * tree-complex.c (expand_vector_operations): Call
3498 update_stmt_if_modified.
3499
3500 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3501
3502 * tree-vect-analyze (vect_determine_vectorization_factor):
3503 Do not use GET_MODE_NUNITS.
3504 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3505 (vectorizable_load, vect_transform_loop): Likewise.
3506
3507 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3508
3509 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3510 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3511 * optabs.h (enum optab_index): Add new OTI_lceil.
3512 (lceil_optab): Define corresponding macro.
3513 * optabs.c (init_optabs): Initialize lceil_optab.
3514 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3515 and lceildi2 patterns.
3516 * builtins.c (expand_builtin_int_roundingfn): Handle
3517 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3518 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3519 BUILT_IN_LLCEIL{,F,L}.
3520 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3521 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3522 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3523 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3524 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3525 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3526 into lceil built-in function and (long long int)ceil{,f,l} into
3527 llceil built-in function.
3528 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3529 BUILT_IN_LLCEIL.
3530
3531 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3532
3533 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3534 zero.
3535
3536 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3537
3538 * config/arm/arm.c: Fix a comment typo.
3539 * doc/tree-ssa.texi: Fix a typo.
3540
3541 2005-04-10 Steven Bosscher <stevenb@suse.de>
3542
3543 * cselib.c (clear_table): Rename to cselib_clear_table.
3544 * cselib.h (cselib_clear_table): Add prototype.
3545 * gcse.c (gcse_main): Make 'f' argument unused.
3546 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3547 of each basic block instead.
3548 (compute_sets, compute_hash_table_work): Likewise.
3549 (constprop_register): Change int 'alter_jumps' argument to bool.
3550 (do_local_cprop): Likewise.
3551 (local_cprop_pass): Likewise. Also walk basic blocks instead of
3552 the insn chain. Explicitly clear the cselib tables after finishing
3553 one basic block. Make sure there are no unterminated libcall blocks.
3554 Update compute_sets call.
3555 (cprop): Walk basic blocks instead of the insn chain.
3556 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
3557 Likewise.
3558 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
3559 one_cprop_pass calls.
3560
3561 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3562
3563 * combine.c (combine_simplify_rtx): Remove a transformation that
3564 relies on an invalid assumption about rtl sign-extension semantics.
3565
3566 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3567
3568 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
3569 to build_int_cst_wide.
3570
3571 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
3572
3573 PR target/20126
3574 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
3575 set the original address pseudo to the correct value before the
3576 original insn, if possible, and leave the insn alone, otherwise
3577 create a new pseudo, set it and replace it in the insn.
3578 * recog.c (validate_change_maybe_volatile): New.
3579 * recog.h (validate_change_maybe_volatile): Declare.
3580
3581 2005-04-09 Caroline Tice <ctice@apple.com>
3582
3583 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3584 Remove targetm.have_named_sections test.
3585 (fix_edges_for_rarely_executed_code): Likewise.
3586 (insert_section_boundary_note): Likewise.
3587 (reorder_basic_blocks): Check partitioning flag before calling
3588 verify_hot_cold_block_grouping.
3589 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3590 the function struct rather than global variables.
3591 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3592 (COLD_END_LABEL): Likewise
3593 (cold_text_section_label): New static global variable.
3594 (cold_end_label): Likewise.
3595 (dwarf2out_switch_text_section): Get hot/cold section labels from
3596 the function struct rather than global variables.
3597 (output_aranges): Use cold_text_section_label and cold_end_label;
3598 check partitioning flag before putting out delta.
3599 (output_ranges): Remove incorrect code attempting to use
3600 hot/cold labels.
3601 (output_line_info): Get cold section label from function struct.
3602 (add_location_or_const_value_attribute): Likewise.
3603 (get_subprogram_die): Get hot/cold section labels from function struct.
3604 (dwarf2out_var_location): Likewise.
3605 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3606 write out cold_text_section_label if partition flag is set.
3607 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3608 * function.h (struct function): Add new fields to point to hot/cold
3609 section labels: hot_section_label, cold_section_label,
3610 hot_section_end_label and cold_section_end_label; also add new field
3611 for cold text section name, unlikely_text_section_name.
3612 * opts.c (decode_options): Turn off partitioning flag if
3613 !targetm.have_named_sections.
3614 * output.h (hot_section_label): Remove.
3615 (hot_section_end_label): Remove.
3616 (cold_section_end_label): Remove.
3617 (unlikely_section_label): Remove.
3618 (unlikely_text_section_name): Remove.
3619 * passes.c (rest_of_handle_final): Remove code that frees
3620 unlikely_text_section_name.
3621 * varasm.c (unlikely_section_label): Remove.
3622 (hot_section_label): Remove.
3623 (hot_section_end_label): Remove.
3624 (cold_section_end_label): Remove.
3625 (unlikely_text_section_name): Remove.
3626 (initialize_cold_section_name): Modify to call
3627 targetm.strip_name_encoding; to store cold section name in current
3628 function struct, if it exists; and to only use the decl_section_name
3629 if flag_named_sections is true.
3630 (unlikely_text_section): Modify to get section name out of current
3631 function struct, if there is one; otherwise build it from
3632 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3633 (in_unlikely_text_section): Likewise.
3634 (named_section): Modify to get/put cold section name in current function
3635 struct, if there is one.
3636 (function_section): Change 'bool unlikely' to 'int reloc'; check
3637 targetm.have_named_sections before calling named_section.
3638 (current_function_section): Likewise.
3639 (assemble_start_function): Modify to get/put unlikely_text_section_name
3640 in current function struct; modify to get hot/cold section labels
3641 from function struct; initialize labels using
3642 ASM_GENERATE_INTERNAL_LABEL;
3643 test partitioning flag before writing out hot section label.
3644 (assemble_end_function): Test partitioning flag before writing out
3645 hot/cold section labels.
3646 (default_section_type_flags_1): Modify to use array instead of
3647 char* for unlikely_text_section_name; set flags correctly for
3648 cold text section if there is not a current function decl.
3649
3650 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3651
3652 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
3653 and TI_VA_LIST_FPR_COUNTER_FIELD.
3654 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
3655 * tree-pass.h (pass_stdarg): Add.
3656 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
3657 * tree-stdarg.c: New file.
3658 * tree-stdarg.h: New file.
3659 * Makefile.in (OBJS-common): Add tree-stdarg.o.
3660 (tree-stdarg.o): Add dependencies.
3661 * function.h (struct function): Add va_list_gpr_size and
3662 va_list_fpr_size fields.
3663 * function.c (allocate_struct_function): Initialize them.
3664 * target.h (struct gcc_target): Add stdarg_optimize_hook.
3665 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3666 (TARGET_INITIALIZER): Add it.
3667
3668 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
3669 va_list_{g,f}pr_counter_field.
3670 (ix86_setup_incoming_varargs): Don't do anything if reg_save
3671 area will not be used. Only save registers that tree-stdarg.c
3672 detected they need saving.
3673 (ix86_va_start): Don't set up fields that won't be used.
3674
3675 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
3676 va_list_{g,f}pr_counter_field.
3677 (setup_incoming_varargs): Don't do anything if reg_save
3678 area will not be used. Only save registers that tree-stdarg.c
3679 detected they need saving.
3680 (rs6000_va_start): Don't set up fields that won't be used.
3681
3682 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
3683 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
3684 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
3685 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3686
3687 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3688
3689 PR target/20795
3690 * config/i386/i386.c (construct_container): Pass empty aligned
3691 struct, union or class in memory.
3692
3693 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
3694
3695 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
3696 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
3697 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
3698 config/rs6000/predicates.md: Fix comment typos.
3699
3700 * sched-int.h (haifa_insn_data): Remove blockage and units.
3701 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
3702 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
3703 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
3704
3705 2005-04-09 Jan Hubicka <jh@suse.cz>
3706 Steven Bosscher <stevenb@suse.de>
3707
3708 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
3709 * cfgloop.c (get_loop_exit_edges): Likewise.
3710 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
3711 (unloop): Likewise.
3712 * loop-unroll.c (analyze_insns_in_loop): Likewise.
3713 * tree-cfg.c (dump_cfg_status): Likewise.
3714
3715 2005-04-09 David Edelsohn <edelsohn@gnu.org>
3716
3717 * config/rs6000/predicates.md (altivec_register_operand): Remove
3718 redundant match_code test.
3719 (gpc_reg_operand): Same.
3720 (cc_reg_operand): Same.
3721 (cc_reg_not_cr0_operand): Same.
3722
3723 2005-04-09 Jan Hubicka <jh@suse.cz>
3724
3725 Forgotten hunk from my last merge patch:
3726 * final.c (output_addr_const): Do not call mark_referenced.
3727
3728 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
3729
3730 * doc/tree-ssa.texi: Add immediate use documentation.
3731
3732 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
3733
3734 * arm.c (FL_WBUF): Define.
3735 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
3736 (arm_is_6_or_7): Delete.
3737 (arm_tune_wbuf): New.
3738 (arm_override_options): Set arm_tune_wbuf.
3739 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
3740 (arm_is_6_or_7): Delete declaration.
3741 (arm_tune_wbuf): New declartion.
3742 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
3743 (model_wbuf): Derive from arm_tune_wbuf.
3744 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
3745 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
3746 (arm740t): Mark CPUs as having a write buffer.
3747
3748 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3749
3750 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
3751 of 'const_double_operand' in operand 2 constraints. Update enable
3752 condition.
3753
3754 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3755
3756 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
3757 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
3758 * optabs.h (enum optab_index): Add new OTI_lfloor.
3759 (lfloor_optab): Define corresponding macro.
3760 * optabs.c (init_optabs): Initialize lfloor_optab.
3761 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
3762 and lfloordi2 patterns.
3763 * builtins.c (expand_builtin_int_roundingfn): New prototype.
3764 (expand_builtin_int_roundingfn): New function.
3765 (fold_builtin_int_roundingfn): New prototype.
3766 (fold_builtin_int_roundingfn): New function, renamed from
3767 fold_builtin_lround.
3768 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
3769 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
3770 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
3771 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
3772 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
3773 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
3774 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
3775 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
3776 into lfloor built-in function and (long long int)floor{,f,l} into
3777 llfloor built-in function.
3778 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
3779 BUILT_IN_LLFLOOR.
3780
3781 2005-04-08 Ian Lance Taylor <ian@airs.com>
3782
3783 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
3784 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
3785 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
3786 (DO_COND, DO_BODY): Likewise.
3787 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
3788 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
3789 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
3790 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
3791 (build_continue_stmt, build_break_stmt): Don't declare.
3792 (c_do_switch_warnings): Update declaration.
3793 * c-gimplify.c (enum bc_t): Remove.
3794 (struct c_gimplify_ctx, ctxp): Remove.
3795 (push_context, pop_context): Remove static functions.
3796 (c_genericize): Don't call push_context or pop_context.
3797 (begin_bc_block, finish_bc_block): Remove static functions.
3798 (build_bc_goto): Likewise.
3799 (gimplify_c_loop): Likewise.
3800 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
3801 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
3802 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
3803 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
3804 * c-common.c (c_do_switch_warnings): Rename from
3805 c_do_switch_warnings_1.
3806 (c_do_switch_warnings) [old version]: Remove.
3807 (c_do_switch_expr_warnings): Remove.
3808 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
3809 function instead of c_do_switch_expr_warnings.
3810 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
3811 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
3812 * c-pretty-print.c (pp_c_statement): Likewise.
3813 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
3814
3815 2005-04-08 Devang Patel <dpatel@apple.com>
3816
3817 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
3818 While selecting replacement condition pay attention to loop header.
3819
3820 2005-04-08 Diego Novillo <dnovillo@redhat.com>
3821
3822 Merge from tree-cleanup-branch: VRP, store CCP, store
3823 copy-prop, incremental SSA updating of FUD chains and
3824 newly exposed symbols.
3825
3826 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
3827 (OBJS-common): Add tree-vrp.o.
3828 (tree-vrp.o): New rule.
3829 * basic-block.h (nearest_common_dominator_for_set): Declare.
3830 * common.opt (ftree-store-ccp): New flag.
3831 (ftree-copy-prop): New flag.
3832 (ftree-vrp): New flag.
3833 (ftree-store-copy-prop): New flag.
3834 * dominance.c (nearest_common_dominator_for_set): New.
3835 * domwalk.c (walk_dominator_tree): Only traverse
3836 statements in blocks marked in walk_data->interesting_blocks.
3837 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
3838 * fold-const.c (fold): Handle ASSERT_EXPR.
3839 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
3840 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
3841 flag_tree_vrp at -O2.
3842 * timevar.def (TV_TREE_VRP): Define.
3843 (TV_TREE_COPY_PROP): Define.
3844 (TV_TREE_STORE_COPY_PROP): Define.
3845 (TV_TREE_SSA_INCREMENTAL): Define.
3846 (TV_TREE_STORE_CCP): Define.
3847 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
3848 to kill_redundant_phi_nodes from comment.
3849 (verify_expr): Handle ASSERT_EXPR.
3850 * tree-dfa.c (mark_new_vars_to_rename): Remove second
3851 argument. Update all users.
3852 (mark_call_clobbered_vars_to_rename): Remove. Update all
3853 users.
3854 * tree-flow-inline.h (unmodifiable_var_p): New.
3855 * tree-flow.h (enum value_range_type): Declare.
3856 (struct value_range_def): Declare.
3857 (value_range): Declare.
3858 (remove_all_phi_nodes_for): Remove. Update all users.
3859 (find_phi_node_for): Declare.
3860 (add_type_alias): Declare.
3861 (count_uses_and_derefs): Declare.
3862 (kill_redundant_phi_nodes): Remove.
3863 (rewrite_into_ssa): Remove.
3864 (rewrite_def_def_chains): Remove.
3865 (update_ssa, register_new_name_mapping, create_new_def_for,
3866 need_ssa_update_p, name_registered_for_update_p,
3867 release_ssa_name_after_update_ssa, dump_repl_tbl,
3868 debug_repl_tbl, dump_names_replaced_by,
3869 debug_names_replaced_by, mark_sym_for_renaming,
3870 mark_set_for_renaming, get_current_def, set_current_def,
3871 get_value_range, dump_value_range, debug_value_range,
3872 dump_all_value_ranges, debug_all_value_ranges,
3873 expr_computes_nonzero, loop_depth_of_name,
3874 unmodifiable_var_p): Declare.
3875 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
3876 ASSERT_EXPR.
3877 * tree-into-ssa.c (block_defs_stack): Update comment.
3878 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
3879 syms_to_rename, names_to_release, repl_tbl,
3880 need_to_initialize_update_ssa_p, need_to_update_vops_p,
3881 need_to_replace_names_p): New locals.
3882 (NAME_SETS_GROWTH_FACTOR): Define.
3883 (struct repl_map_d): Declare.
3884 (struct mark_def_sites_global_data): Add field
3885 interesting_blocks.
3886 (enum rewrite_mode): Declare.
3887 (REGISTER_DEFS_IN_THIS_STMT): Define.
3888 (compute_global_livein): Use last_basic_block instead of
3889 n_basic_blocks.
3890 (set_def_block): Remove last argument. Update all callers.
3891 (prepare_use_operand_for_rename): Remove. Update all callers.
3892 (prepare_def_operand_for_rename): Remove. Update all callers.
3893 (symbol_marked_for_renaming): New.
3894 (is_old_name): New.
3895 (is_new_name): New.
3896 (repl_map_hash): New.
3897 (repl_map_eq): New.
3898 (repl_map_free): New.
3899 (names_replaced_by): New.
3900 (add_to_repl_tbl): New.
3901 (add_new_name_mapping): New.
3902 (mark_def_sites): Assume that all the operands in the
3903 statement are in normal form.
3904 (find_idf): Assert that the block in the stack is valid.
3905 (get_default_def_for): New.
3906 (insert_phi_nodes_for): Add new argument 'update_p'.
3907 Add documentation.
3908 If update_p is true, add a new mapping between the LHS of
3909 each new PHI and the name that it replaces.
3910 (insert_phi_nodes_1): Only call find_idf if needed.
3911 (get_reaching_def): Call get_default_def_for.
3912 (rewrite_operand): Remove.
3913 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
3914 and REWRITE_THIS_STMT are false.
3915 Assume that all the operands in the statement are in
3916 normal form.
3917 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
3918 (rewrite_virtual_phi_arguments): Remove.
3919 (invalidate_name_tags): Remove.
3920 (register_new_update_single, register_new_update_set,
3921 rewrite_update_init_block, replace_use,
3922 rewrite_update_fini_block, rewrite_update_stmt,
3923 rewrite_update_phi_arguments): New.
3924 rewrite_blocks): Remove argument 'fix_virtual_phis'.
3925 Add arguments 'entry', 'what' and 'blocks'.
3926 Initialize the dominator walker according to 'what' and
3927 'blocks'.
3928 Start the dominator walk at 'entry'.
3929 (mark_def_site_blocks): Add argument 'interesting_blocks'.
3930 Use it to configure the dominator walker.
3931 (rewrite_into_ssa): Remove argument 'all'.
3932 Make internal.
3933 (rewrite_all_into_ssa): Remove.
3934 (rewrite_def_def_chains): Remove.
3935 (mark_def_interesting, mark_use_interesting,
3936 prepare_phi_args_for_update, prepare_block_for_update,
3937 prepare_def_site_for, prepare_def_sites,
3938 dump_names_replaced_by, debug_names_replaced_by,
3939 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
3940 delete_update_ssa, create_new_def_for,
3941 register_new_name_mapping, mark_sym_for_renaming,
3942 mark_set_for_renaming, need_ssa_update_p,
3943 name_registered_for_update_p, ssa_names_to_replace,
3944 release_ssa_name_after_update_ssa,
3945 insert_updated_phi_nodes_for, update_ssa): New.
3946 * tree-loop-linear.c (linear_transform_loops): Call
3947 update_ssa instead of rewrite_into_ssa.
3948 * tree-optimize.c (vars_to_rename): Remove.
3949 Update all users.
3950 (init_tree_optimization_passes): Replace
3951 pass_redundant_phi with pass_copy_prop.
3952 Add pass_vrp.
3953 Replace pass_ccp with pass_store_ccp.
3954 Add pass_store_copy_prop after pass_store_ccp.
3955 (execute_todo): If the TODO_ flags don't include updating
3956 the SSA form, assert that it does not need to be updated.
3957 Call update_ssa instead of rewrite_into_ssa and
3958 rewrite_def_def_chains.
3959 If TODO_verify_loops is set, call verify_loop_closed_ssa.
3960 (tree_rest_of_compilation):
3961 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
3962 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
3963 TODO_cleanup_cfg): Renumber.
3964 (TODO_verify_loops, TODO_update_ssa,
3965 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3966 TODO_update_ssa_only_virtuals): Define.
3967 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
3968 Declare.
3969 * tree-phinodes.c (make_phi_node): Update documentation.
3970 (remove_all_phi_nodes_for): Remove.
3971 (find_phi_node_for): New.
3972 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
3973 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
3974 (interpret_rhs_modify_expr): Likewise.
3975 * tree-sra.c (decide_instantiations): Mark all symbols in
3976 SRA_CANDIDATES for renaming.
3977 (mark_all_v_defs_1): Rename from mark_all_v_defs.
3978 (mark_all_v_defs): New function. Update all users to call it
3979 with the whole list of scalarized statements, not just the
3980 first one.
3981 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
3982 (compute_flow_insensitive_aliasing): If the tag is
3983 unmodifiable and the variable isn't or vice-versa, don't
3984 make them alias of each other.
3985 (setup_pointers_and_addressables): If the type tag for
3986 VAR is about to change, mark the old one for renaming.
3987 (add_type_alias): New.
3988 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
3989 (ccp_lattice_t): Rename from latticevalue.
3990 (value): Remove. Update all users.
3991 (const_val): New local variable.
3992 (do_store_ccp): New local variable.
3993 (dump_lattice_value): Handle UNINITIALIZED.
3994 (debug_lattice_value): New.
3995 (get_default_value): Re-write.
3996 (set_lattice_value): Re-write.
3997 (def_to_varying): Remove. Update all users.
3998 (likely_value): Return VARYING for statements that make
3999 stores when STORE_CCP is false.
4000 Return VARYING for any statement other than MODIFY_EXPR,
4001 COND_EXPR and SWITCH_EXPR.
4002 (ccp_initialize): Re-write.
4003 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4004 Move to tree-ssa-propagate.c.
4005 (ccp_lattice_meet): Handle memory stores when
4006 DO_STORE_CCP is true.
4007 (ccp_visit_phi_node): Likewise.
4008 (ccp_fold): Likewise.
4009 (evaluate_stmt): Likewise.
4010 (visit_assignment): Likewise.
4011 (ccp_visit_stmt): Likewise.
4012 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4013 into DO_STORE_CCP.
4014 (do_ssa_ccp): New.
4015 (pass_ccp): Use it.
4016 (do_ssa_store_ccp): New.
4017 (gate_store_ccp): New.
4018 (pass_store_ccp): Declare.
4019 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4020 (may_propagate_copy): Reformat.
4021 Don't abort if ORIG is a virtual and DEST isn't.
4022 If NEW does not have alias information but DEST does,
4023 copy it.
4024 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4025 copy_prop_kind, which_copy_prop): Declare.
4026 (stmt_may_generate_copy, get_copy_of_val,
4027 get_last_copy_of, set_copy_of_val, dump_copy_of,
4028 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4029 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4030 init_copy_prop, fini_copy_prop, execute_copy_prop,
4031 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4032 store_copy_prop): New.
4033 (pass_copy_prop, pass_store_copy_prop): Declare.
4034 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4035 'num_const_prop' and 'num_copy_prop'.
4036 (cprop_operand): Update them.
4037 (dump_dominator_optimization_stats): Dump them.
4038 (tree_ssa_dominator_optimize): Call update_ssa instead of
4039 rewrite_into_ssa.
4040 (loop_depth_of_name): Declare extern.
4041 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4042 values for LOW or HIGH.
4043 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4044 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4045 (cprop_operand): Only propagate if VAL != OP.
4046 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4047 statement for renaming.
4048 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4049 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4050 add_type_alias if necessary.
4051 Call mark_new_vars_to_rename.
4052 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4053 mark every statement updated, call update_ssa and
4054 rewrite_into_loop_closed_ssa.
4055 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4056 from LIVEIN if VAR is a virtual.
4057 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4058 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4059 (get_call_expr_operands): Reformat statement.
4060 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4061 symbols.
4062 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4063 SSA_NAME_VALUE for every name.
4064 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4065 get_value_loaded_by): New.
4066 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4067 substitute_and_fold): Move from tree-ssa-ccp.c.
4068 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4069 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4070 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4071 Declare.
4072 * tree-ssa.c (verify_use): Fix error message.
4073 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4074 check_phi_redundancy, kill_redundant_phi_nodes,
4075 pass_redundant_phi): Remove. Update all users.
4076 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4077 add_type_alias, if necessary.
4078 * tree-vectorizer.h (struct _stmt_vect_info): Update
4079 documentation for field 'memtag'.
4080 * tree-vrp.c: New file.
4081 * tree.def (ASSERT_EXPR): Define.
4082 * tree.h (ASSERT_EXPR_VAR): Define.
4083 (ASSERT_EXPR_COND): Define.
4084 (SSA_NAME_VALUE_RANGE): Define.
4085 (struct tree_ssa_name): Add field 'value_range'.
4086 (PHI_REWRITTEN): Remove.
4087 (struct tree_phi_node): Remove field 'rewritten'.
4088 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4089 -ftree-store-copy-prop): Document.
4090 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4091 Document usage of update_ssa.
4092
4093 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4094
4095 PR target/20814
4096 * config/rs6000/predicates.md (altivec_register_operand): Accept
4097 SUBREG.
4098 (and64_operand): Do not limit CONST_INT to mask64_operand.
4099 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4100 (and_operand): Do not limit CONST_INT to mask_operand.
4101
4102 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4103
4104 PR rtl-optimization/20466
4105 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4106 for overlap of the address of each list member.
4107 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4108
4109 2005-04-08 Mike Stump <mrs@apple.com>
4110
4111 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4112
4113 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4114 instead of 4.
4115
4116 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4117
4118 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4119
4120 * function.c (push_function_context_to): Don't set
4121 contains_functions.
4122 * function.h (function): Remove contains_functions.
4123 (current_function_contains_functions): Remove.
4124
4125 * function.h (function): Remove instrument_entry_exit.
4126 (current_function_instrument_entry_exit): Remove.
4127
4128 * function.h (nonlocal_labels): Remove.
4129
4130 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4131
4132 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4133 (check_attr_value, write_attr_get, write_expr_attr_cache,
4134 find_attr, make_internal_attr): Don't reference negative_ok or
4135 unsigned_p.
4136 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4137 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4138 (ATTR_STATIC): Adjust the value.
4139
4140 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4141
4142 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4143
4144 * config/s390/tpf.h (ASM_SPEC): Define.
4145
4146 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4147
4148 * tree-flow.h: Remove the prototype for
4149 redirect_immediate_uses.
4150 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4151
4152 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4153
4154 * arm.c (arm_const_double_by_parts): New function.
4155 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4156 * arm.md (define_split for 64-bit constants): Add another one.
4157
4158 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4159
4160 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4161
4162 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4163
4164 * system.h: Revert last change.
4165
4166 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4167
4168 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4169 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4170 (TARGET_SWITCHES): Delete.
4171 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4172 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4173 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4174 * config/xtensa/xtensa.opt: New file.
4175
4176 2005-04-08 Ben Elliston <bje@au.ibm.com>
4177
4178 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4179 * config/fp-bit.h: Tidy comments.
4180
4181 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4182
4183 * system.h: Poison PARAMS.
4184
4185 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4186
4187 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4188 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4189 (TARGET_SWITCHES): Delete.
4190 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4191 * config/vax/vax.opt: New file.
4192
4193 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4194
4195 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4196
4197 2005-04-07 Ian Lance Taylor <ian@airs.com>
4198
4199 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4200 define.
4201 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4202 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4203 Likewise.
4204
4205 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4206
4207 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4208 all immediate uses in PHI nodes.
4209
4210 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4211
4212 * arm.c (arm_const_double_inline_cost): Handle any constant by
4213 using gen_lowpart and gen_highpart_mode.
4214 (note_invalid_constants): All constants in an RTX with a constraint
4215 that permits memory are now pushed to the constant pool.
4216 (output_move_double): Delete code to handle reg to reg and
4217 constant to reg moves.
4218 (const_double_needs_minipool, output_mov_immediate): Delete.
4219 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4220 CONST_INT and CONST_VECTOR.
4221 * arm.md (ANY64): New mode macro.
4222 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4223 (movdf_soft_insn): Split reg-reg and const-reg moves.
4224 (split patterns for 64-bit constant and register moves): New.
4225 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4226 (cirrus_movdf_hard_insn): Likewise.
4227 * fpa.md (movdf_fpa): Likewise.
4228 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4229 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4230 constraints.
4231 (movv2si_internal_2): Likewise.
4232 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4233 (movdf_vfp): Likewise.
4234 * arm-protos.h (output_mov_immediate): Delete prototype.
4235
4236 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4237
4238 PR target/20093
4239 * simplify-rtx.c (simplify_unary_operation_1): Check
4240 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4241
4242 2005-04-06 James E Wilson <wilson@specifixinc.com>
4243
4244 PR target/20717
4245 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4246 ADDR_EXPR.
4247
4248 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4249
4250 * coverage.h (GCOV_TYPE_NODE): Delete.
4251 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4252 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4253 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4254 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4255 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4256
4257 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4258
4259 PR other/20792
4260 * Makefile.in (gcc.pot): Remove options.c dependency.
4261 * optc-gen.awk: Don't quote help strings with N_().
4262
4263 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4264
4265 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4266 the function returns a pointer type.
4267
4268 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4269
4270 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4271 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4272 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4273 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4274 explicit_uses members.
4275 (get_or_create_used_part_for): Initialize new fields.
4276 (fieldoff_compare): New function.
4277 (create_overlap_variables_for): Count number of fields, use
4278 heuristic to determine whether to create subvars for vars with
4279 only implicit uses.
4280 Sort the field list by offset and avoid creating duplicate SFT's.
4281
4282 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4283
4284 * c.opt (-F): Remove trailing whitespace from help string.
4285 (-finput-charset): Use a tab to separate the switch name and help
4286 string.
4287 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4288 (-ftree-vectorizer-verbose): Likewise.
4289
4290 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4291
4292 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4293 a PHI argument where a use occurs instead of all PHI arguments.
4294
4295 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4296
4297 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4298 scope.
4299
4300 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4301
4302 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4303 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4304 config/bfin/bfin.h: Fix comment typos.
4305
4306 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4307
4308 * doc/install.texi: Update the URL for Jacks.
4309 * doc/sourcebuild.texi: Likewise.
4310
4311 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4312
4313 PR target/17245
4314 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4315 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4316
4317 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4318
4319 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4320
4321 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4322
4323 * config/v850/v850-protos.h (override_options): Delete.
4324 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4325 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4326 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4327 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4328 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4329 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4330 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4331 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4332 (OVERRIDE_OPTIONS): Delete.
4333 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4334 (small_memory_info): Remove the value field.
4335 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4336 TARGET_NO_APP_REGS.
4337 * config/v850/v850.c (small_memory): Remove the value field.
4338 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4339 (override_options): Delete.
4340 (v850_handle_memory_option, v850_handle_option): New functions.
4341 * config/v850/v850.opt: New file.
4342
4343 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4344
4345 * config.host: Add a section for generic hosts, and a subsection
4346 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4347 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4348 * config/host-darwin.h: New.
4349 * config/x-darwin: New.
4350 * config/i386/host-i386-darwin.c: New.
4351 * config/i386/x-darwin: New.
4352 * config/rs6000/host-darwin.c: Include host-darwin.h.
4353 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4354 (darwin_rs6000_gt_pch_use_address): Likewise.
4355 * config/rs6000/x-darwin: Change name of .o built, update
4356 dependencies for changes to rs6000/host-darwin.c.
4357
4358 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4359
4360 PR target/17824
4361 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4362
4363 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4364
4365 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4366 split_loop_exit_edge instead of loop_split_edge_with.
4367
4368 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4369
4370 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4371 UNSPEC_SET_VSCR): New constants, used throughout.
4372 (*andc3_v4sf): New.
4373 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4374 Replace with...
4375 (altivec_vspltis<VI_char>): ... this pattern, using
4376 a QImode const_int_operand for the immediate.
4377 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4378 define_expands.
4379
4380 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4381
4382 PR target/17822
4383 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4384
4385 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4386
4387 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4388
4389 2005-04-06 Ben Elliston <bje@au.ibm.com>
4390
4391 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4392 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4393 macros as living in "this file" and not gcc.h.
4394
4395 2005-04-06 Ben Elliston <bje@au.ibm.com>
4396
4397 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4398 -ftree-live_range_split. Perhaps renamed at some point?
4399
4400 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4401
4402 PR target/20625
4403 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4404 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4405
4406 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4407
4408 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4409 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4410 (number_of_iterations_special): New function.
4411 (number_of_iterations_exit): Use number_of_iterations_special.
4412 Use simplify_using_outer_evolutions only at -O3.
4413 (number_of_iterations_cond, tree_simplify_using_condition,
4414 simplify_using_initial_conditions, loop_niter_by_eval,
4415 compare_trees, can_count_iv_in_wider_type_bound,
4416 simplify_using_outer_evolutions): Use fold_build.
4417
4418 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4419
4420 * doc/install.texi (Configuration): Document --with-java-home.
4421
4422 2005-04-05 Richard Henderson <rth@redhat.com>
4423
4424 PR target/20342
4425 PR target/20447
4426 * config/i386/i386.c (print_operand): Handle vector zeros.
4427 (ix86_split_to_parts): Handle CONST_VECTOR.
4428 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4429 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4430 what modes to tie for MMX and SSE registers.
4431 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4432 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4433 to vector modes as well.
4434 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4435 properly as an input mode.
4436
4437 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4438
4439 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4440
4441 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4442
4443 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4444
4445 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4446
4447 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4448 and local functions, set sse_nregs to 8 and float_in_sse.
4449 (function_arg_advance, function_arg): If float_in_sse, pass
4450 SFmode and DFmode arguments in SSE registers.
4451 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4452
4453 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4454 of -funit-at-a-time.
4455
4456 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4457
4458 * config/i386/i386-protos.h (ix86_function_value): Accept two
4459 arguments, like the target macro.
4460 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4461 * config/i386/i386.c (ix86_function_value): Accept the second
4462 argument of the target macro.
4463 (ix86_function_ok_for_sibcall): Pass a function pointer to
4464 ix86_function_value.
4465 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4466 call to ix86_value_regno).
4467 (ix86_value_regno): Add support for returning floating point values
4468 in SSE registers.
4469
4470 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4471
4472 PR tree-optimization/20076
4473 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4474 that call __builtin_return or __builtin_apply_args.
4475
4476 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4477
4478 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4479 Use immediate use iterator.
4480 (stmt_is_bumper_for_loop): Use immediate use iterator.
4481 * predict.c (strip_builtin_expect): Use update_stmt.
4482 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4483 on all elements of a STATEMENT_LIST.
4484 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4485 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4486 (bsi_replace): Mark stmt as modified and the update it.
4487 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4488 (expand_complex_libcal): Call update_stmt.
4489 (expand_complex_comparison): Call mark_stmt_modified.
4490 (expand_complex_operations_1): Call update_stmt_if_modified.
4491 (expand_vector_operations_1): Call mark_stmt_modified.
4492 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4493 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4494 add_immediate_use, redirect_immediate_use,
4495 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4496 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4497 (mark_new_vars_to_rename): Call update_stmt.
4498 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4499 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4500 Ignore PHI nodes.
4501 (unmodify_stmt): Delete.
4502 (update_stmt): New. Force an update of a stmt.
4503 (update_stmt_if_modified): update a stmt if it is out of date.
4504 (get_stmt_operands): Verify stmt is NOT modified.
4505 (stmt_modified_p): Update comment.
4506 (delink_imm_use): Remove a use node from its immuse list.
4507 (link_imm_use_to_list): Link a use node to a specific list.
4508 (link_imm_use): Link a node to the correct list.
4509 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4510 it in the correct list, if appropriate.
4511 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4512 (relink_imm_use): Link a use node in place of another node in a list.
4513 (relink_imm_use_stmt): LInk a node in place of another node, and set
4514 the stmt pointer.
4515 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4516 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4517 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4518 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4519 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4520 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4521 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4522 (has_zero_uses): New. Return true if there are no uses of a var.
4523 (has_single_use): New. Return true if there is only a single use of a
4524 variable.
4525 (single_imm_use): New. Return the simgle immediate use.
4526 (num_imm_uses): New. Return the number of immediate uses.
4527 (get_v_must_def_ops): Use is now a pointer.
4528 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4529 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4530 the use node.
4531 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4532 (delink_stmt_imm_use): Delink all immuses from a stmt.
4533 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4534 * tree-flow.h (struct dataflow_d): Delete.
4535 (immediate_use_iterator_d): New. Immediate use iterator struct.
4536 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4537 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4538 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4539 iteration.
4540 (struct stmt_ann_d): Remove dataflow_t from struct.
4541 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4542 (if_convertible_phi_p): Use FAST immuse iterator.
4543 (if_convertible_loop_p): Don't call compute_immediate_uses.
4544 (replace_phi_with_cond_modify_expr): Call update_stmt.
4545 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4546 update_stmt_if_modified.
4547 (rewrite_all_into_ssa): Initialize ssa operands.
4548 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
4549 compute_immediate_uses.
4550 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
4551 ssa_property is available.
4552 (execute_one_pass): Change parameters passed to execute_todo.
4553 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
4554 (remove_ssa_form): Call fini_ssa_operands.
4555 (insert_backedge_copies): Delete call to modify_stmt.
4556 * tree-phinodes.c (make_phi_node): Initialize use nodes.
4557 (release_phi_node): Delink any use nodes before releasing.
4558 (resize_phi_node): Relink any use nodes.
4559 (remove_phi_arg_num): Delink the use node.
4560 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
4561 (remove_all_phi_nodes_for): Release phi node first.
4562 * tree-pretty-print.c (dump_generic_node): Print stmt address.
4563 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
4564 (scalarize_use, scalarize_copy): Call update_stmt.
4565 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
4566 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
4567 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
4568 (ccp_initialize): Remove call to compute_immediate_uses.
4569 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
4570 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
4571 stmts.
4572 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
4573 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
4574 (eliminate_redundant_computations): Call mark_stmt_modified.
4575 (cprop_operand): Call mark_stmt_modified.
4576 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
4577 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
4578 (dse_optimize_stmt): Use new immuse interface.
4579 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
4580 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
4581 (substitute_single_use_vars): Use new immuse interface.
4582 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
4583 and compute_immediate_uses.
4584 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
4585 interface.
4586 (rewrite_mem_refs): Call update_stmt.
4587 (determine_lsm): Remove call to compute_imm_uses and free_df.
4588 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
4589 (try_unroll_loop_completely): Call update_stmt.
4590 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
4591 (rewrite_use_compare): Call update_stmt.
4592 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
4593 (rewrite_use) : Call update_stmt.
4594 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
4595 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
4596 update_stmt.
4597 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
4598 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
4599 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
4600 use nodes.
4601 (initialize_vuse_operand): New. Initialize a vuse operand.
4602 (initialize_v_may_def_operand): New. Initialize a maydef operand.
4603 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
4604 (finalize_ssa_defs): Use stmt parameter.
4605 (correct_use_link): Ensure a use node is in the correct list, and has
4606 the correct stmt pointer.
4607 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
4608 finalize_ssa_v_must_defs): Also initialize use nodes.
4609 (finalize_ssa_stmt_operands): Pass extra stmt operands.
4610 (build_ssa_operands): Seperate parsing from final operand construction.
4611 (parse_ssa_operands): New. Parse entry point for operand building.
4612 (swap_tree_operands): New. Swap 2 tree operands.
4613 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
4614 operands.
4615 (get_expr_operands): Call swap_tree_operands when needed.
4616 (copy_virtual_operands): Use initialize routines for virtual use ops.
4617 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
4618 (verify_abort): New. Issue imm_use error.
4619 (verify_imm_links): New Verify imm_use links for a var.
4620 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
4621 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
4622 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
4623 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
4624 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
4625 (NULL_USE_OPERAND_P) Define.
4626 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
4627 use node.
4628 (struct vuse_operand_type): New struct.
4629 (SET_USE): Call set_ssa_use_from_ptr.
4630 (USE_STMT): Define.
4631 (PHI_ARG_INDEX_FROM_USE): Define.
4632 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
4633 argument via SET_USE, not PHI_ARG_DEF_TREE.
4634 * tree-ssa-pre.c (eliminate): Call update_stmt.
4635 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
4636 call free_df.
4637 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
4638 (nearest_common_dominator_of_uses): Use imm_use iterator.
4639 (statement_sink_location): Use imm_use iterator and interface.
4640 (execute_sink_code): Don't call compute_immediate_uses or free-df.
4641 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
4642 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
4643 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
4644 (verify_ssa): Ensure no stmt is marked modify after optimization pass
4645 if new parameter is true.
4646 (init_tree_ssa): Don't initialize operand cache here.
4647 (delete_tree_ssa): Don't destroy operand cache here.
4648 (propagate_into_addr): Pass in a use pointer, return true if anything
4649 was changed.
4650 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
4651 (check_phi_redundancy): Use imm_use iterator.
4652 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
4653 free_df.
4654 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
4655 (release_ssa_name): Delink node and all elements in its imm_use list.
4656 * tree-tailcall.c (adjust_return_value): Call update_stmt.
4657 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
4658 * tree-vectorizer.c (need_imm_uses_for): Delete.
4659 (vectorize_loops): Dont call compute_immediate_uses or free_df.
4660 * tree.h (struct ssa_imm_use_d): Define.
4661 (SSA_NAME_IMM_USE_NODE): Define.
4662 (struct tree_ssa_name): Add imm_use node.
4663 (PHI_DF): Delete.
4664 (PHI_ARG_IMM_USE_NODE): Define.
4665 (struct phi_arg_d): Add imm_use node.
4666 (struct tree_phi_node): Remove struct dataflow_d element.
4667 (TDF_STMTADDR): Define.
4668
4669 2005-04-05 Dale Johannesen <dalej@apple.com>
4670
4671 * doc/invoke.texi (Optimization Options): Remove
4672 duplicate -fcse-follow-jumps. Add -fweb.
4673 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
4674 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
4675
4676 2005-04-05 Per Bothner <per@bothner.com>
4677
4678 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
4679 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
4680 (warn_uninit): Get EXPR_LOCUS from context now instead.
4681 This fixes a USE_MAPPED_LOCATION testsuite failure.
4682
4683 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
4684
4685 2005-04-05 Per Bothner <per@bothner.com>
4686
4687 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
4688 of the artification 'return 0' in main() to BUILTINS_LOCATION.
4689 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
4690 before warning.
4691
4692 2004-04-05 Devang Patel <dpatel@apple.com>
4693
4694 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
4695 (lhsr<mode>3): ... new name.
4696 (altivec_vsra<VI_char>): Rename to ..
4697 (ashr<mode>3): ... new name.
4698 * config/rs6000/rs6000.c (builtin_description): Rename shift
4699 operations.
4700
4701 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
4702
4703 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
4704 gen_lowpart_for_combine.
4705 * cse.c (gen_lowpart_if_possible): Move...
4706 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
4707 gen_lowpart_SUBREG.
4708 (gen_lowpart_no_emit_general): Use it.
4709
4710 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4711
4712 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
4713 overriding.
4714
4715 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4716
4717 * system.h: Fix typo.
4718
4719 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
4720
4721 * config/bfin/bfin-modes.def: New file.
4722 * config/bfin/bfin-protos.h: New file.
4723 * config/bfin/bfin.c: New file.
4724 * config/bfin/bfin.h: New file.
4725 * config/bfin/bfin.md: New file.
4726 * config/bfin/bfin.opt: New file.
4727 * config/bfin/crti.s: New file.
4728 * config/bfin/crtn.s: New file.
4729 * config/bfin/elf.h: New file.
4730 * config/bfin/lib1funcs.asm: New file.
4731 * config/bfin/predicates.md: New file.
4732 * config/bfin/t-bfin: New file.
4733 * config/bfin/t-bfin-elf: New file.
4734 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
4735 Document new attributes.
4736 (interrupt, interrupt_handler, saveall): Update documentation for
4737 these attributes.
4738 * doc/install.texi (Specific): Add entry for the Blackfin.
4739 * doc/invoke.texi (Blackfin Options): New section.
4740 * doc/md.texi (Blackfin family): New section to document constraints.
4741 * config.gcc: Add bfin*-* and bfin*-elf configurations.
4742
4743 2005-04-05 Olivier Hainque <hainque@adacore.com>
4744
4745 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
4746 match what the system unwinder expects.
4747 * config/mips/mips.c (mips_frame_set): If we're saving the return
4748 address register and the dwarf return address column number differs
4749 from the hard register number, adjust the note reg to refer to the
4750 former.
4751
4752 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
4753
4754 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
4755 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
4756 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4757 (processor_type): New enum.
4758 (mn10300_processor): New variable.
4759 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
4760 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
4761 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4762 (PROCESSOR_DEFAULT): New macro.
4763 * config/mn10300/mn10300.c (mn10300_processor): New variable.
4764 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4765 (mn10300_handle_option, mn10300_override_options): New functions.
4766 * config/mn10300/mn10300.opt: New file.
4767
4768 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4769 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
4770
4771 PR tree-optimization/19903
4772 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
4773 that don't fit in their type after conversion.
4774
4775 2005-04-05 Uros Bizjak <uros@kss-loka.si>
4776
4777 PR target/20421
4778 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
4779 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
4780 Allocate local stack slots here. Set ix86_optimize_mode_switching.
4781 flag here. Implement using define_insn_and_split.
4782 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
4783 (frndintxf2_mask_pm_i387): New insn patterns.
4784 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
4785 Do not set ix86_optimize_mode_switching flag.
4786 (ceilsf2, ceildf2, ceilxf2): Same.
4787 (btruncsf2, btruncdf2, btruncxf2): Same.
4788 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
4789
4790 2005-04-05 Ian Lance Taylor <ian@airs.com>
4791
4792 PR debug/9963
4793 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
4794 i386_pe_record_external_function.
4795 (i386_pe_record_external_function): Update declaration.
4796 * config/i386/winnt.c (struct extern_list): Add decl field.
4797 (i386_pe_record_external_function): Add decl parameter.
4798 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
4799 identifier.
4800 * config/i386/i386-protos.h (i386_pe_record_external_function):
4801 Update declaration.
4802
4803 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
4804
4805 * config/m68k/m68k-protos.h: Add a prototype for
4806 valid_dbcc_comparison_p_2.
4807 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
4808 extend_operator, const_uint32_operand, const_sint32_operand,
4809 general_src_operand, nonimmediate_src_operand,
4810 memory_src_operand, post_inc_operand, pre_dec_operand,
4811 pcrel_address): Move to predicates to predicates.md.
4812 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
4813 * config/m68k/m68k.md: Include predicates.md.
4814 * config/m68k/predicates.md: New.
4815
4816 2005-04-04 Roger Sayle <roger@eyesopen.com>
4817
4818 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
4819
4820 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
4821
4822 2005-04-04 Ian Lance Taylor <ian@airs.com>
4823
4824 * c-typeck.c (struct c_switch): Rename switch_stmt field to
4825 switch_expr.
4826 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
4827 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
4828 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
4829 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
4830 * c-common.c (c_do_switch_warnings_1): New static function broken
4831 out of c_do_switch_warnings.
4832 (c_do_switch_warnings): Call c_do_switch_warnings_1.
4833 (c_do_switch_expr_warnings): New function.
4834 * c-common.h (c_do_switch_expr_warnings): Declare.
4835
4836 2005-04-04 David Edelsohn <edelsohn@gnu.org>
4837 Daniel Jacobowitz <dan@codesourcery.com>
4838
4839 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
4840 trapping divide.
4841 * rtlanal.c (may_trap_p): Same.
4842
4843 2005-04-04 Dale Johannesen <dalej@apple.com>
4844
4845 * ChangeLog: remove reference to ChangeLog.12.
4846
4847 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
4848
4849 CRIS epilogue as RTL.
4850 * config/cris/cris.md: Change all 0 in unspec 0 to
4851 CRIS_UNSPEC_PLT.
4852 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
4853 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
4854 patterns.
4855 ("return"): Change to define_expand. Call cris_expand_return for
4856 actual expansion.
4857 ("*return_expanded"): New pattern.
4858 ("epilogue"): New define_expand.
4859 * config/cris/cris.h (PREDICATE_CODES): Add
4860 cris_load_multiple_op.
4861 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
4862 type.
4863 (enum cris_retinsn_type): New.
4864 (struct machine_function): New member return_type.
4865 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
4866 (cris_target_asm_function_epilogue): Remove, moving RTLified
4867 contents to...
4868 (cris_expand_epilogue): New function.
4869 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
4870 (cris_gen_movem_load, cris_load_multiple_op)
4871 (cris_return_address_on_stack_for_return, cris_expand_return): New
4872 functions.
4873 (cris_target_asm_function_prologue)
4874 (cris_initial_frame_pointer_offset): Call
4875 cris_reg_saved_in_regsave_area instead of complicated expression.
4876 Call cris_return_address_on_stack instead of an expression.
4877 (cris_print_operand) <case 'o', case 'O'>: New cases.
4878 (cris_return_address_on_stack): Change return-type to bool.
4879 (cris_simple_epilogue): Ditto. Return false if registers are
4880 saved.
4881 * config/cris/cris-protos.h (cris_simple_epilogue)
4882 (cris_return_address_on_stack): Adjust prototype return type.
4883 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
4884 (cris_return_address_on_stack_for_return): New prototypes.
4885
4886 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4887
4888 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
4889 gpr_or_int12_operand.
4890
4891 * config/frv/frv-protos.h: Add a prototype to
4892 frv_legitimate_memory_operand and frv_const_unspec_p.
4893 (frv_unspec): Move from frv.c.
4894 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
4895 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
4896 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
4897 gpr_or_fpr_operand, gpr_or_int12_operand,
4898 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
4899 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
4900 int6_operand, int5_operand, uint5_operand, uint4_operand,
4901 uint1_operand, int_2word_operand, uint16_operand,
4902 upper_int16_operand, integer_register_operand,
4903 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
4904 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
4905 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
4906 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
4907 move_destination_operand, movcc_fp_destination_operand,
4908 frv_function_symbol_referenced_p, move_source_operand,
4909 condexec_dest_operand, condexec_source_operand,
4910 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
4911 const_unspec_operand, gpr_or_memory_operand,
4912 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
4913 icc_operand, fcc_operand, cc_operand, icr_operand,
4914 fcr_operand, cr_operand, call_operand, sibcall_operand,
4915 symbolic_operand, relational_operator,
4916 integer_relational_operator, float_relational_operator,
4917 ccr_eqne_operator, minmax_operator,
4918 condexec_si_binary_operator, condexec_si_media_operator,
4919 condexec_si_divide_operator, condexec_si_unary_operator,
4920 condexec_sf_conv_operator, condexec_sf_add_operator,
4921 condexec_memory_operand, intop_compare_operator, acc_operand,
4922 even_acc_operand, quad_acc_operand, accg_operand: Move to
4923 predicates.md.
4924 * config/frv/frv.h (PREDICATE_CODES): Remove.
4925 * config/frv/frv.md: Include predicates.md.
4926 * config/frv/predicates.md: New.
4927
4928 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4929
4930 PR target/19537
4931 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
4932 * tree-ssa-loop-ivopts.c: Include langhooks.h.
4933 (add_standard_iv_candidates_for_size): New function, extracting code
4934 from add_standard_iv_candidates and parameterizing it by type size.
4935 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
4936
4937 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4938
4939 * system.h (GCOV_SIZE_TYPE): Unposion.
4940 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
4941 (GCOV_TYPE_SIZE): ...this new macro.
4942 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
4943 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
4944 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
4945 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
4946 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
4947 instead of unsigned_intSI_type_node.
4948 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
4949 (rtl_gen_one_value_profiler_no_edge_manipulation)
4950 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
4951 * value-prof.c: Include coverage.h.
4952
4953 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
4954 Diego Novillo <dnovillo@redhat.com>
4955
4956 Fix PR tree-optimization/20703
4957 Fix PR tree-optimization/20725
4958
4959 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
4960 (create_expression_by_pieces): Ditto.
4961 (valid_in_set): Ditto. Also handle tcc_declaration.
4962 (find_or_generate_expression): Handle comparison class.
4963 (insert_into_preds_of_block): Ditto.
4964 (insert_aux): Ditto.
4965 (create_value_expr_from): Handle comparison class, recursively
4966 handle reference nodes.
4967 (compute_avail): Handle comparison classes, rewrite a little cleaner.
4968 (execute_pre): Fix spacing.
4969 (do_fre): Renamed to execute_fre.
4970
4971 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4972
4973 * doc/invoke.texi (SPARC options): Document that
4974 -mlittle-endian is not supported on Linux either.
4975
4976 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4977
4978 PR target/4198
4979 PR target/12027
4980 * config.gcc (Obsolete configurations): Remove
4981 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
4982 (sparclite-*-coff*): Delete.
4983 (sparclite-*-elf*): Likewise.
4984 (sparc86x-*-elf*): Likewise.
4985 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
4986 * config/sparc/lite.h: Delete.
4987 * config/sparc/litecoff.h: Likewise.
4988 * config/sparc/liteelf.h: Likewise.
4989 * config/sparc/sp86x-elf.h: Likewise.
4990 * config/sparc/t-sparclite: Likewise.
4991 * config/sparc/t-sp86x: Likewise.
4992
4993 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
4994
4995 * config/s390/s390-protos.h: (s390_comparison,
4996 s390_alc_comparison, s390_slb_comparison, const0_operand,
4997 consttable_operand, larl_operand, s_operand,
4998 shift_count_operand, bras_sym_operand, load_multiple_operation,
4999 store_multiple_operation, s390_plus_operand): Remove prototypes.
5000 (s390_legitimate_address_without_index_p): New prototype.
5001 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5002 to s390.h.
5003 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5004 const0_operand, consttable_operand, larl_operand, s_operand,
5005 shift_count_operand, bras_sym_operand, load_multiple_operation,
5006 store_multiple_operation, s390_plus_operand): Move to
5007 predicates.md.
5008 (check_mode): Remove.
5009 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5010 s390-protos.h.
5011 (s390_legitimate_address_without_index_p): New.
5012 * config/s390/s390.h (PREDICATE_CODES): Remove.
5013 * config/s390/s390.md: Include predicates.md.
5014 * config/s390/predicates.md: New.
5015
5016 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5017
5018 PR target/20446
5019 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5020 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5021 (NEED_INDICATE_EXEC_STACK): Define to 1.
5022 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5023 (NEED_INDICATE_EXEC_STACK): Define to 1.
5024 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5025 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5026 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5027 (pic_helper_emitted_p): New global.
5028 (emit_pic_helper): New function extracted from...
5029 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5030 Do not call emit_pic_helper if delay_pic_helper is true.
5031 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5032 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5033 (sparc_file_end): New function.
5034
5035 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5036
5037 * config/mcore/mcore-protos.h: Remove the prototypes for
5038 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5039 mcore_general_movdst_operand, mcore_reload_operand,
5040 mcore_arith_J_operand, mcore_arith_K_operand,
5041 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5042 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5043 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5044 mcore_literal_K_operand, mcore_addsub_operand,
5045 mcore_compare_operand, mcore_load_multiple_operation,
5046 mcore_store_multiple_operation, mcore_call_address_operand.
5047 Add a prototype for const_ok_for_mcore.
5048 * config/mcore/mcore.c (mcore_call_address_operand,
5049 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5050 mcore_arith_reg_operand, mcore_reload_operand,
5051 mcore_arith_J_operand, mcore_arith_K_operand,
5052 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5053 mcore_arith_M_operand, mcore_arith_imm_operand,
5054 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5055 mcore_literal_K_operand, mcore_addsub_operand,
5056 mcore_compare_operand, mcore_load_multiple_operation,
5057 mcore_store_multiple_operation): Move to predicates.md.
5058 (const_ok_for_mcore): Export.
5059 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5060 * config/mcore/mcore.md: Include predicates.md.
5061 * config/mcore/predicates.md: New.
5062
5063 * config/mcore/predicates.md: Fix a comment typo.
5064
5065 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5066 Adrian Straetling <straetling@de.ibm.com>
5067
5068 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5069 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5070 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5071 attribute.
5072 ("imul"): Removed from "type" attribute.
5073 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5074 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5075 Changed type to imulsi.
5076 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5077
5078 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5079
5080 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5081 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5082 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5083 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5084 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5085 (TARGET_SWITCHES, mcore_stack_increment_string)
5086 (TARGET_OPTIONS): Delete.
5087 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5088 than *_BIT constants.
5089 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5090 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5091 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5092 (mcore_override_options): Delete mcore_stack_increment code.
5093 Change use of M340_BIT to MASK_M340.
5094 * config/mcore/mcore.opt: New file.
5095
5096 2005-04-04 Ian Lance Taylor <ian@airs.com>
5097
5098 * config/arm/arm.c (replace_symbols_in_block): Remove static
5099 function.
5100
5101 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5102
5103 * config/fr30/fr30-protos.h: Remove the prototypes for
5104 stack_add_operand, add_immediate_operand,
5105 high_register_operand, low_register_operand, call_operand,
5106 di_operand, and nonimmediate_di_operand.
5107 * config/fr30/fr30.c (stack_add_operand,
5108 add_immediate_operand, high_register_operand,
5109 low_register_operand, call_operand, di_operand,
5110 nonimmediate_di_operand): Move to predicates.md.
5111 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5112 * config/fr30/fr30.md: Include predicates.md.
5113 * config/fr30/predicates.md: New.
5114
5115 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5116 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5117 mcore_call_address_operand.
5118
5119 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5120 general_movsrc_operand.
5121
5122 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5123
5124 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5125 after freeing.
5126
5127 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5128
5129 PR target/14812
5130 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5131 a negated value.
5132
5133 2005-04-04 Richard Henderson <rth@redhat.com>
5134 Jakub Jelinek <jakub@redhat.com>
5135
5136 PR rtl-optimization/16104
5137 * fold-const.c (fold_unary): Fix folding of vector conversions.
5138
5139 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5140
5141 * config.gcc (xstormy16-*-elf): Set extra_options.
5142 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5143 * config/stormy16/stormy16.opt: New file.
5144
5145 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5146
5147 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5148 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5149 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5150 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5151 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5152 (TARGET_UNIX_ASM): Delete.
5153 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5154 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5155 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5156 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5157 * config/pdp11/pdp11.opt: New file.
5158
5159 2005-04-03 Roger Sayle <roger@eyesopen.com>
5160 Alexandre Oliva <aoliva@redhat.com>
5161
5162 PR c++/19199
5163 * fold-const.c (non_lvalue): Split tests into...
5164 (maybe_lvalue_p): New function.
5165 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5166 C++ front-end prior to lowering into gimple form.
5167
5168 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5169
5170 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5171 BUILT_IN_STRNCASECMP): New.
5172 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5173 and strndup.
5174
5175 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5176
5177 PR target/14812
5178 * arm.md (addsi3_compare0_for_combiner): Delete.
5179 (addsi3_compare0_scratch_for_combiner): Delete.
5180 (cmpsi_neg_shiftsi): Delete.
5181 (compare_negsi_si): New pattern.
5182 (cmpsi_negshiftsi_si): New pattern.
5183 (negated_cbranchsi4): Restrict to equality_operator.
5184
5185 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5186 template.
5187
5188 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5189
5190 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5191 Fix comment typos.
5192
5193 * doc/install.texi: Fix a typo.
5194
5195 2005-04-03 Steven Bosscher <stevenb@suse.de>
5196
5197 PR middle-end/20648
5198 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5199 a computed goto if the edge to the computed goto block has
5200 incoming abnormal edges. Clarify how the function works.
5201
5202 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5203
5204 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5205 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5206 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5207 hash_scan_set, reg_set_between_after_reload_p,
5208 reg_used_between_after_reload_p, get_avail_load_store_reg,
5209 eliminate_partially_redundant_load): Likewise.
5210 * postreload.c (reload_cse_simplify_set,
5211 reload_combine_note_use): Likewise.
5212 * predict.c (predict_insn, expected_value_to_br_prob,
5213 propagate_freq, expensive_function_p): Likewise.
5214 * print-rtl.c (print_rtx): Likewise.
5215 * profile.c (instrument_edges, instrument_values,
5216 compute_branch_probabilities, branch_prob, union_groups,
5217 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5218 * protoize.c (in_system_include_dir, file_could_be_converted,
5219 file_normally_convertible, gen_aux_info_file, seek_to_line,
5220 do_cleaning): Likewise.
5221 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5222 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5223 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5224
5225 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5226
5227 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5228 * modulo-sched.c (undo_replace_buff_elem): New structure.
5229 (kernel_number_of_cycles, ps_unschedule_node,
5230 undo_generate_reg_moves,free_undo_replace_buff,
5231 undo_permute_partial_schedule, loop_single_full_bb_p,
5232 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5233 build_loops_structure, get_sched_window): New.
5234 (generate_reg_moves): Return undo_replace_buff_elem and other
5235 fixes.
5236 (generate_prolog_epilog): Remove old loop versioning.
5237 (sms_schedule): Use loop information and loop_version.
5238 (sms_schedule_by_order): Split part of it to get_sched_window.
5239 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5240 cfg_layout_finalize and free_dominance_info before/after SMS.
5241
5242 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5243
5244 * cfghooks.c (lv_flush_pending_stmts,
5245 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5246 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5247 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5248 lv_add_condition_to_bb,
5249 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5250 flush_pending_stmts): New in cfg_hooks structure.
5251 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5252 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5253 lv_add_condition_to_bb): New declarations.
5254 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5255 bool.
5256 (loop_version): Declare.
5257 * cfgloopmanip.c (cfghooks.h): Include.
5258 (duplicate_loop_to_header_edge): Change return type to bool.
5259 (loop_version, lv_adjust_loop_entry_edge): Move here.
5260 * cfgrtl.c (cfgloop.h): Include.
5261 (rtl_verify_flow_info_1): Fix.
5262 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5263 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5264 initialization.
5265 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5266 tree_lv_add_condition_to_bb): New.
5267 (tree_cfg_hooks): Add new hooks to initialization.
5268 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5269 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5270
5271 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5272
5273 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5274 xstormy16_below100_or_register,
5275 xstormy16_splittable_below100_or_register, and
5276 nonimmediate_nonstack_operand.
5277
5278 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5279 xstormy16_ineqsi_operator, equality_operator,
5280 inequality_operator, shift_operator,
5281 xstormy16_below100_operand, xstormy16_below100_or_register,
5282 xstormy16_splittable_below100_or_register,
5283 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5284 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5285 equality_operator, inequality_operator,
5286 xstormy16_below100_operand, xstormy16_below100_or_register,
5287 xstormy16_splittable_below100_or_register,
5288 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5289 nonimmediate_nonstack_operand, shift_operator): Move to
5290 predicates.md.
5291 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5292 * config/stormy16/stormy16.md: Include predicates.md.
5293 * config/stormy16/predicates.md: New.
5294
5295 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5296
5297 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5298 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5299 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5300 move_operand, power_of_2_operand): Move to predicates.md.
5301 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5302 PREDICATE_CODE): Remove.
5303 * config/iq2000/iq2000.md: Include predicates.md.
5304 * config/iq2000/predicates.md: New.
5305
5306 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5307
5308 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5309 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5310 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5311 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5312 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5313 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5314 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5315 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5316 (TARGET_M68HC11): Delete.
5317 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5318 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5319 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5320 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5321 (nb_soft_regs): Delete.
5322 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5323 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5324 and MASK_M6812 being set simultaneously. Change the code that sets
5325 the default m68hc11_soft_reg_count to use integers instead of strings.
5326 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5327 m68hc11_soft_reg_count (which now has an int type) as the number
5328 of soft registers.
5329 * config/m68hc11/m68hc11.opt: New file.
5330
5331 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5332
5333 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5334 fp_displacement_operand, sp_displacement_operand.
5335
5336 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5337 m68hcc_auto_inc_p.
5338 Remove the prototypes for tst_operand, cmp_operand,
5339 stack_register_operand, d_register_operand,
5340 hard_addr_reg_operand, splitable_operand,
5341 m68hc11_logical_operator, m68hc11_arith_operator,
5342 m68hc11_non_shift_operator, m68hc11_shift_operator,
5343 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5344 non_push_operand, hard_reg_operand, and
5345 reg_or_some_mem_operand.
5346 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5347 extern.
5348 (tst_operand, cmp_operand, non_push_operand,
5349 splitable_operand, reg_or_some_mem_operand,
5350 stack_register_operand, d_register_operand,
5351 hard_addr_reg_operand, hard_reg_operand,
5352 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5353 m68hc11_arith_operator, m68hc11_non_shift_operator,
5354 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5355 predicates.md.
5356 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5357 * config/m68hc11/m68hc11.md: Include predicates.md.
5358 * config/m68hc11/predicates.md: New.
5359
5360 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5361
5362 PR debug/19345
5363 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5364 change checked in along with 2005-03-03's patch for debug/20253.
5365 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5366 (remap_decl): Insert type decl in map earlier.
5367
5368 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5369
5370 PR tree-optimization/20640
5371 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5372 post-dominator if it has phi nodes.
5373 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5374 before dead statements.
5375
5376 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5377
5378 PR middle-end/20491
5379 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5380
5381 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5382
5383 PR rtl-optimization/20290
5384 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5385 in every iteration if the entry point is the exit test.
5386
5387 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5388
5389 * config/cris/cris.md (attribute "length"): Define.
5390
5391 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5392
5393 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5394 (word_offset_memref_operand): New.
5395 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5396 (indexed_or_indirect_operand): Delete.
5397 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5398 (indexed_or_indirect_operand): Delete.
5399
5400 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5401
5402 PR 20650
5403 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5404 a register.
5405
5406 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5407 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5408
5409 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5410
5411 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5412
5413 2005-04-01 Ian Lance Taylor <ian@airs.com>
5414
5415 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5416 (rus, prus): Remove static variables.
5417 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5418 (process_command): Permit report_times and use_pipes together.
5419
5420 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5421
5422 * c-decl.c (validate_proto_after_old_defn): Look at
5423 TYPE_MAIN_VARIANT of argument types.
5424
5425 2005-04-01 Paul Brook <paul@codesourcery.com>
5426
5427 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5428 (arm_output_function_epilogue): Allow call_via_SP.
5429 (thumb_call_via_reg, arm_file_end): Ditto.
5430 * config/arm/arm.h (struct machine_function): Include space for SP.
5431 (thumb_call_via_label): Update declaration.
5432
5433 2005-04-01 Ian Lance Taylor <ian@airs.com>
5434
5435 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5436 doing a peephole optimization, once again put any notes in the
5437 proper position.
5438
5439 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5440
5441 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5442
5443 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5444
5445 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5446 (block_alloc, find_free_reg): Likewise.
5447 * loop-doloop.c (doloop_modify): Likewise.
5448 * loop-invariant.c (record_use): Likewise.
5449 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5450 get_iv_value, canon_condition, eliminate_implied_condition,
5451 eliminate_implied_condition, simplify_using_initial_values,
5452 shorten_into_mode, canonicalize_iv_subregs,
5453 iv_number_of_iterations): Likewise.
5454 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5455 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5456 unswitch_loop): Likewise.
5457 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5458 move_movables, replace_call_address, find_and_verify_loops,
5459 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5460 record_giv, final_giv_value, general_induction_var,
5461 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5462 loop_giv_dump): Likewise.
5463
5464 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5465 GCOV_CHECK_WRITING): Remove.
5466 (gcov_position, gcov_rewrite): Use gcc_assert.
5467 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5468 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5469 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5470 gcc_assert.
5471
5472 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5473
5474 * tree-inline.c: Fix a typo.
5475
5476 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5477
5478 * configure.ac (enable-checking): Explicitly set all variables for
5479 collective switch values. Alphabetize variables. Rename
5480 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5481 synonym for 'no'.
5482 * doc/install.texi (enable-checking): Update documentation.
5483 * configure: Rebuilt.
5484
5485 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5486
5487 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5488 possible.
5489
5490 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5491
5492 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5493 Also reject cases where this pattern will cause load delay stalls
5494 unless optimizing for size and it will produce a shorter sequence.
5495 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5496 variants to avoid pre-adjusting the base when possible.
5497
5498 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5499
5500 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5501 the frame and argument pointers.
5502 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5503 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5504 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5505 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5506 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5507 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5508
5509 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5510
5511 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5512 with entry for selectany attribute.
5513 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5514 Declare.
5515 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5516 (i386_pe_asm_named_section): Handle sections generated by
5517 selectany attribute.
5518 * doc/extend.texi (selectany): Document attribute.
5519
5520 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5521 Jan Hubicka <jh@suse.cz>
5522
5523 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5524 to fix addresses involving EBP and ESP.
5525 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5526 for SUBREGed registers.
5527 (legitimate_address_p): Accept SUBREGed registers.
5528
5529 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5530
5531 PR c++/19406
5532 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5533 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5534 for FIELD_DECLs.
5535
5536 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5537
5538 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5539
5540 2005-04-01 James E Wilson <wilson@specifixinc.com>
5541
5542 PR c++/20505
5543 * dwarf2out.c (rtl_for_decl_init): New function.
5544 (rtl_for_decl_location): Extracted from here.
5545 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5546 add_const_value_attribute. Delete initializer_constant_valid_p call.
5547
5548 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5549
5550 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
5551 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
5552 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
5553 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
5554 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
5555 config/i386/i386.md, config/rs6000/predicates.md,
5556 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
5557 config/s390/s390.c, config/stormy16/stormy16.c,
5558 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
5559 typos.
5560
5561 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5562
5563 PR c/17855
5564 * gimplify.c (gimplify_expr): Create a temporary for lvalue
5565 COND_EXPR and CALL_EXPR.
5566
5567 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
5568
5569 PR target/20632
5570 * genautomata.c (first_cycle_unit_presence): Check all alternative
5571 states for unit presence.
5572
5573 * doc/md.texi: Remove remark about impossibility to query unit
5574 presence in non nondeterministic automaton state.
5575
5576 * config/ia64/ia64.c (get_template): Change order of unit querying.
5577
5578 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5579
5580 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
5581 obsolete comment.
5582
5583 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
5584
5585 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
5586 flag for edges outside any loops.
5587
5588 2005-03-31 Janis Johnson <janis187@us.ibm.com>
5589
5590 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5591
5592 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5593
5594 * tree-ssa-alias.c: Follow spelling conventions.
5595 * doc/tree-ssa.texi: Fix a typo.
5596
5597 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
5598
5599 * postreload-gcse.c: Include target.h.
5600 (gcse_after_reload_main): Return early if we cannot modify jumps.
5601 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
5602
5603 2005-03-31 David Edelsohn <edelsohn@gnu.org>
5604
5605 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
5606 expensive operations.
5607
5608 2005-03-31 Ian Lance Taylor <ian@airs.com>
5609
5610 * collect2.c (lderrout): New variable.
5611 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
5612 if it is set, to stderr.
5613 (handler): Unlink lderrout if it is set.
5614 (dump_file): Add "to" parameter. Change all callers.
5615 (main): Initialize lderrout.
5616 (collect_execute): Add errname parameter. Change all callers.
5617 Rename redir parameter to outname. Never pass
5618 PEX_STDERR_TO_STDOUT to pex_run.
5619 * collect2.h (collect_execute, dump_file): Update declarations.
5620 * tlink.c (tlink_execute): Add errname parameter. Change all
5621 callers.
5622 (do_tlink): Check lderrout as well as ldout.
5623
5624 2005-03-31 Caroline Tice <ctice@apple.com>
5625
5626 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
5627 (bb-reorder.o): Add errors.h to list of requirements.
5628 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
5629 profiledbootstrap flags.
5630 * bb-reorder.c (errors.h): Add new include.
5631 (struct bbro_basic_block_data_def): Add new field, in_trace.
5632 (add_unlikely_executed_notes): Remove function.
5633 (mark_bb_for_unlikely_executed_section): Remove function.
5634 (insert_section_boundary_note): New function.
5635 (verify_hot_cold_block_grouping): New function.
5636 (push_to_next_round_p): Remove variables and tests that push all
5637 cold blocks to last round.
5638 (find_traces): Remove code that added extra round of trace finding
5639 when doing partitioning.
5640 (find_traces_1_round) : Remove variable last_round; add code to
5641 update new struct field, in_trace; correct trace_length where it was
5642 incorrect before (after call to copy_bb); change code that pushed all
5643 cold blocks to last round. Instead verify that all blocks going into
5644 a trace belong in the same partition.
5645 (connect_traces): Modify to connect the traces in two passes, if the
5646 function contains both hot and cold blocks. The first pass connects
5647 all the traces for blocks in the partition that the first block in
5648 the function belongs to; the second pass connnects all the traces
5649 containing blocks that belong in the other partition.
5650 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5651 code that automatically put the first block in a function into the
5652 hot partition if the function had any hot blocks.
5653 (fix_crossing_unconditional_branches): Check number of succ edges
5654 before attempting to get one.
5655 (fix_edges_for_rarely_executed_code): Update comment describing
5656 function.
5657 (reorder_basic_blocks): Add code to initialize new field (in_trace);
5658 remove call to add_unlikely_executed_notes; add call to
5659 verify_hot_cold_block_grouping.
5660 (duplicate_computed_gotos): Don't change computed goto if it's a
5661 crossing edge.
5662 (partition_hot_cold_basic_blocks): Update function comment.
5663 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
5664 condition.
5665 (try_forward_edges): Likewise.
5666 (merge_blocks_move_predecessor_nojumps): Likewise.
5667 (merge_blocks_move_successor_nojumps): Likewise.
5668 (merge_blocks_move): Likewise.
5669 (try_crossjump_bb): Likewise.
5670 * cfglayout.c (update_unlikely_executed_notes): Remove function.
5671 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
5672 notes to cold bb's; remove call to update_unlikely_executed_notes.
5673 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5674 NOTE_INSN_SWITCH_TEXT_SECTIONS.
5675 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
5676 function declaration.
5677 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
5678 from consideration.
5679 (rtl_can_merge_blocks): Remove redundancy from condition.
5680 (try_redirect_by_replacing_jump): Likewise.
5681 (force_nonfallthru_and_redirect): Remove code for adding
5682 UNLIKELY_EXECUTED_CODE notes to cold bb's.
5683 (commit_one_edge_insertion): Likewise.
5684 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
5685 * dbxout.c (FORCE_TEXT): Replace function_section with
5686 current_function_section.
5687 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
5688 function, switch_text_section.
5689 (struct xcoff_debug): Likewise.
5690 (dbxout_function_end): Add code to put out label diffs for both
5691 hot and cold sections.
5692 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
5693 for new debug_hooks funciton, switch_text_section..
5694 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
5695 switch_text_section.
5696 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
5697 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
5698 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
5699 dw_fde_switched_sections.
5700 (output_call_frame_info): Add test to see if function switches text
5701 sections in the middle; if so, use appropriate extra hot and cold
5702 section labels to compute size deltas for the hot and cold sections.
5703 (dwarf2out_begin_prologue): Add code to initialize new fields in
5704 dw_fde_struct.
5705 (dwarf2out_switch_text_section): New function (invoked through
5706 debug_hook); updates new fields in dw_fde_struct appropriately and
5707 increments separate_line_info_table_in_use.
5708 (dwarf2_debug_hooks): Initialize switch_text_section function to be
5709 dwarf2out_switch_text_section.
5710 (struct var_loc_node): Add new field, section_label.
5711 (output_aranges): Add code to check whether in hot or cold section and
5712 use the appropriate label in calculating deltas.
5713 (output_ranges): Likewise.
5714 (output_line_info): Add code to check which section we're in and
5715 use appropriate hot/cold label.
5716 (add_location_or_constant_value_attribute): Likewise.
5717 (gen_subprogam_die): Modify arange attributes to use correct labels.
5718 (dwarf2out_begin_block): Change call to function_section into call to
5719 current_function_section.
5720 (dwarf2out_end_block): Likewise.
5721 (dwarf2out_source_line): Likewise.
5722 (dwarf2out_var_location): Add code to check whether in hot or cold
5723 section and use the appropriate label.
5724 * except.c (output_function_exception_table): Change call to
5725 function_section into call to current_function_section.
5726 * final.c (profile_function): Likewise.
5727 (scan_ahead_for_unlikely_executed_note): Remove function.
5728 (final_scan_insn): Remove calls to
5729 scan_ahead_for_unlikely_executed_note, and related code for switching
5730 to cold section, except for the single time
5731 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
5732 debug_hooks->switch_text_sections; replace appropriate calls to
5733 function_section with calls to current_function_section.
5734 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
5735 test_bb to condition.
5736 (find_if_case_2): Likewise.
5737 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5738 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
5739 * opts.c (decode_options): Change warning about hot/cold partitioning
5740 with exceptionss to inform (so as not to cause bootstrap failures);
5741 remove warning about partitioning with DWARF debug info.
5742 * output.h (current_function_section): Add new function decl.
5743 (insert_section_boundary_note): Likewise.
5744 (enum in_section): Move this declaration here from varasm.c.
5745 (unlikely_section_label): Likewise.
5746 (unlikely_text_section_name): Likewise.
5747 (last_text_section_name): New global variable.
5748 (last_text_section): Likewise.
5749 (hot_section_label): Likewise.
5750 (hot_section_end_label): Likewise.
5751 (cold_section_end_label): Likewise.
5752 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
5753 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
5754 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
5755 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
5756 insn from consideration.
5757 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
5758 switch_text_section.
5759 * varasm.c (basic-block.h): Add new include.
5760 (unlikely_section_label_printed): Remove global variable.
5761 (unlikely_section_label): Make global variable not be static any more.
5762 (unlikely_text_section_name): Likewise.
5763 (hot_section_end_label): New global variable (not static)
5764 (first_function_block_is_cold): Likewise.
5765 (hot_section_label): Likewise.
5766 (cold_section_end_label): Likewise..
5767 (last_text_section): New global variable, not static.
5768 (last_text_section_name): New global variable, not static.
5769 (initialize_cold_section_name): New function.
5770 (enum in_section): Move declaration to output.h.
5771 (text_section): Update last_text_section.
5772 (unlikely_text_section): Replace code to determine cold section name
5773 with call to initialize_cold_section_name; Add code to update
5774 last_text_section; remove code for printing out label.
5775 (named_section_real): Add code to update last_text_section and
5776 last_text_section_name as appropriate.
5777 (function_section): Change test for 'unlikely' to depend on
5778 first_function_block_is_cold (moved old test to
5779 current_function_section).
5780 (current_function_section): New function.
5781 (assemble_start_function): Move code that frees
5782 unlikely_text_section_name; initialize hot_section_end_label;
5783 print hot and cold section labels at the start of the function;
5784 set first_function_block_is_cold, if appropriate; initialize l
5785 ast_text_section; add call to insert_section_boundary_note.
5786 (assemble_end_function): Add code to write out hot and cold section
5787 end labels.
5788 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
5789 switch_text_section.
5790 * config/darwin.c (machopic_select_section): Replace incorrect
5791 function in base_funs; update reloc for cold sections if necessary.
5792 * config/darwin.h (SECTION_FUNCTION): Add code to update
5793 last_text_section if appropriate.
5794 (text_unlikely_section): Remove.
5795 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
5796 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
5797 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
5798 partitioning for this architecture.
5799
5800 2005-03-31 Olivier Hainque <hainque@adacore.com>
5801
5802 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
5803 defined and non-zero.
5804
5805 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
5806
5807 PR c++/18644
5808 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
5809 semantics.
5810
5811 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5812
5813 PR target/20611
5814 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
5815 label operand. Remove (use (unspec..)). Don't emit a label on
5816 the offset word.
5817 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
5818 generate inline label for load_toc_v4_PIC_1b.
5819 (rs6000_emit_load_toc_table): Likewise.
5820
5821 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5822
5823 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
5824 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
5825
5826 2005-03-29 Devang Patel <dpatel@apple.com>
5827
5828 * tree-sra.c (decide_block_copy): Disable scalarization of
5829 sub-elements.
5830
5831 2005-03-30 Stuart Hastings <stuart@apple.com>
5832 Dale Johannesen <dalej@apple.com>
5833
5834 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
5835 * print-tree.c (print_node): Add case STATEMENT_LIST.
5836
5837 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5838
5839 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
5840 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
5841 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
5842 is given with "powerpc64*" or "all", or when --with-cpu chooses
5843 a 64-bit cpu.
5844
5845 2005-03-30 James E. Wilson <wilson@specifixinc.com>
5846
5847 PR debug/20268
5848 * dwarf2out.c (add_high_low_attributes): New function, extracted from
5849 gen_lexical_block_die.
5850 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
5851
5852 2005-03-31 Jan Hubicka <jh@suse.cz>
5853
5854 2004-11-02 Jan Hubicka <jh@suse.cz>
5855
5856 * cgraph.c (cgraph_varpool_node_name): New function.
5857 (dump_cgraph_varpool_node): New function.
5858 (dump_varpool): New function.
5859 * cgraphunit.c (cgraph_optimize): Dump varpool.
5860
5861 2004-10-16 Jan Hubicka <jh@suse.cz>
5862
5863 * cgraph.c (decide_is_variable_needed): New function.
5864 (cgraph_varpool_finalize_decl): Use it.
5865 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
5866 unit-at-a-time.
5867 * final.c (output_addr_const): Do not call mark_referenced.
5868 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
5869 always go via cgraph.
5870 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
5871 (check_global_declarations): Ifdef out code clearing DECL_RTL.
5872 * tree-optimize.c (execute_inline): Mark functions called.
5873 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
5874
5875 2004-10-11 Jan Hubicka <jh@suse.cz>
5876
5877 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
5878 (cgraph_varpool_last_needed_node): New static variable.
5879 (enqueue_needed_varpool_node): Break out from ...; add items to the
5880 end of queue; update first pointers.
5881 (cgraph_varpool_mark_needed_node): ... here.
5882 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
5883 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
5884 * cgraph.h (cgraph_varpool_node): Add analyzed field.
5885 (cgraph_varpool_first_unanalyzed_node): Declare.
5886 * cgraphunit.c: Include output.h.
5887 (cgraph_varpool_analyze_pending_decls): New function.
5888 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
5889 for errors, analyze pending decls.
5890 (cgraph_finalize_compilation_unit): Only analyze decls.
5891 (cgraph_optimize): Assemble the decls after expanding.
5892
5893 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
5894
5895 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
5896 subvars get marked properly in tags for grouping.
5897 (add_pointed_to_var): Mark only actual pointed to
5898 variables/subvars in addresses needed.
5899 (create_overlap_variables_for): Clear call clobbered on original
5900 variable.
5901 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
5902 addresable vars with subvars into list.
5903 * tree-ssa.c (verify_ssa_name): Verify original is not used where
5904 subvar should be.
5905
5906 2005-03-30 Richard Henderson <rth@redhat.com>
5907
5908 * cgraph.h (struct cgraph_node): Add alias.
5909 * varasm.c (assemble_alias): Set it.
5910 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
5911 avoid calling cgraph_expand_function.
5912
5913 2005-03-30 Tom Tromey <tromey@redhat.com>
5914
5915 * tree.def (FILE_TYPE): Removed.
5916 * typeclass.h (enum type_class): Removed file_type_class.
5917 * dwarf2out.c (is_base_type): Updated.
5918 (gen_type_die): Likewise.
5919 * dbxout.c (dbxout_type): Updated.
5920 * builtins.c (type_to_class): Updated.
5921 * tree.c (type_contains_placeholder_1): Updated.
5922 * config/sparc/sparc.c (sparc_type_code): Updated.
5923 * config/ia64/ia64.c (hfa_element_mode): Updated.
5924 * expr.c (count_type_elements): Updated.
5925 * stor-layout.c (layout_type): Updated.
5926 * tree-inline.c (remap_type): Updated.
5927 * tree-pretty-print.c (dump_generic_node): Updated.
5928
5929 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
5930
5931 * builtins.c (expand_builtin_powi): Fix mode of
5932 2nd argument to match int.
5933 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
5934 2nd argument type to int.
5935 * libgcc2.c: Change prototype of __powi* functions to use
5936 int.
5937
5938 2005-03-30 Dale Johannesen <dalej@apple.com>
5939
5940 PR middle-end/19225
5941 * calls.c (expand_call): Flush pending deferrals before
5942 throwing call.
5943
5944 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5945
5946 PR c/772
5947 PR c/17913
5948 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
5949 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
5950 c_label_context, label_context_stack): New.
5951 * c-decl.c (define_label): Check for jumps into statement
5952 expressions. Add label to list of defined labels.
5953 (start_function): Push context on label_context_stack.
5954 (finish_function): Pop context from label_context_stack.
5955 * c-typeck.c (label_context_stack): New.
5956 (c_finish_goto_label): Check for jumps into statement
5957 expressions. Add label to list of jumped to labels.
5958 (struct c_switch): Add blocked_stmt_expr.
5959 (c_start_case): Initialize it.
5960 (do_case): Check it.
5961 (c_finish_case): Verify !blocked_stmt_expr.
5962 (c_begin_stmt_expr): Push context on label_context_stack.
5963 Increment blocked_stmt_expr. Mark labels jumped to from outside
5964 as undefinable.
5965 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
5966 defined in the statement expression and no longer jumpable to.
5967 Mark labels jumped to from just outside the statement expression
5968 as again definable. Pop context from label_context_stack.
5969 * doc/extend.texi (Statement Exprs): Update.
5970
5971 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5972
5973 PR c/20368
5974 * c-decl.c (start_function): Check for old_decl being
5975 error_mark_node.
5976
5977 2005-03-30 Ian Lance Taylor <ian@airs.com>
5978
5979 * final.c (final): Remove prescan parameter. Change all callers.
5980 (final_scan_insn): Remove prescan parameter. Change all callers.
5981
5982 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
5983
5984 * tree-vectorizer.c: Fix comment typos.
5985
5986 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
5987
5988 * tree-scalar-evolution.c (instantiate_parameters_1): Return
5989 as soon as a chrec_dont_know is detected.
5990
5991 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
5992
5993 Merge from csl-arm-branch.
5994 2004-02-12 Mark Mitchell <mark@codesourcery.com>
5995
5996 * tlink.c (recompile_files): Do not assume that "rename" can
5997 overwrite an existing file.
5998
5999 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6000
6001 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6002 * gcc/configure: Regenerate.
6003
6004 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6005
6006 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6007
6008 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6009
6010 * calls.c (struct arg_data): Update "partial" comment.
6011 (load_register_parameters): Update "nregs" comment.
6012
6013 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6014
6015 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6016 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6017 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6018 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6019 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6020 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6021 than target_flags & 0.
6022 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6023 (iq2000_arch, iq2000_parse_cpu): Delete.
6024 (TARGET_HANDLE_OPTION): Override default.
6025 (iq2000_handle_option): New function.
6026 (override_options): Remove -march= and -mcpu= handling.
6027 * config/iq2000/iq2000.opt: New file.
6028
6029 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6030
6031 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6032 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6033 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6034 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6035 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6036 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6037 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6038 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6039 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6040 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6041 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6042 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6043 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6044 (TARGET_OPTIONS): Delete.
6045 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6046 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6047 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6048 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6049 (c4x_cpu_version_string): Delete.
6050 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6051 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6052 equivalent -mcpu= option.
6053 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6054 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6055 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6056 or clearing the appropriate MASK_* bit.
6057 (c4x_file_start): Use c4x_cpu_version.
6058 * config/c4x/c4x.opt: New file.
6059
6060 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6061
6062 * doc/options.texi: Document the new MaskExists flag.
6063 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6064 if the option has the MaskExists flag.
6065
6066 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6067
6068 * opt-functions.awk (flag_set_p, test_flag): New functions.
6069 (switch_flags): Use them.
6070 * opth-gen.awk: Use flag_set_p to check for flags.
6071 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6072
6073 2005-03-30 Ian Lance Taylor <ian@airs.com>
6074
6075 * config.host (i[34567]86-*-mingw32*): Don't set
6076 host_can_use_collect2 to no.
6077
6078 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6079
6080 PR target/20203
6081 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6082 Remove convert_memory_address call duplicating that in memory_address.
6083
6084 2005-03-29 Richard Henderson <rth@redhat.com>
6085
6086 PR c/20519
6087 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6088 (build_compound_literal): Likewise. Propagate decl type into the
6089 initializer.
6090 (finish_decl): Likewise. Use new return value from complete_array_type
6091 for zero sized arrays.
6092 (complete_array_type): Move ...
6093 * c-common.c (complete_array_type): ... here. Change first argument
6094 to pointer-to-type-node. Consistently use sizetype for the index
6095 except for zero sized arrays. Detect zero sized arrays for pedantic
6096 mode diagnostics. Create a new type node instead of modifying the
6097 old node in place.
6098 * c-tree.h (complete_array_type): Move decl ...
6099 * c-common.h (complete_array_type): ... here.
6100
6101 2005-03-29 Richard Henderson <rth@redhat.com>
6102
6103 PR tree-opt/19108
6104 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6105
6106 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6107
6108 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6109 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6110 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6111 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6112
6113 2005-03-29 Eric Christopher <echristo@redhat.com>
6114
6115 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6116 truthvalue conversion removal.
6117
6118 2005-03-29 Ian Lance Taylor <ian@airs.com>
6119
6120 PR bootstrap/14316
6121 * collect2.c: Never include <vfork.h>.
6122 (VFORK_STRING, vfork): Don't define.
6123 (pid): Remove global variable.
6124 (handler): Call raise instead of kill (getpid(), ...).
6125 (collect_wait): Add pex parameter. Change all callers. Use
6126 pex_get_status rather than pwait.
6127 (do_wait): Add pex parameter. Change all callers.
6128 (collect_execute): Return struct pex_obj * rather than void. Use
6129 pex routines rather than pexecute.
6130 (fork_execute): Get pex_obj from collect_execute, and pass it to
6131 do_wait.
6132 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6133 Only declare quit_handler if SIGQUIT is defined.
6134 (scan_libraries): Likewise.
6135 * collect2.h (collect_execute): Update declaration.
6136 (collect_wait): Update declaration.
6137 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6138 pass it to collect_wait.
6139
6140 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6141
6142 PR c/20672
6143 * c-parser.c (c_parser_compound_statement_nostart): Give error
6144 message for EOF instead of just setting parser->error.
6145
6146 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6147
6148 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6149 (slpeel_update_phi_nodes_for_guard1): New function.
6150 (slpeel_update_phi_nodes_for_guard2): New function.
6151 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6152 of slpeel_update_phi_nodes_for_guard.
6153 (vectorize_loops): Remove call to loop_closed_rewrite.
6154 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6155 assertion.
6156
6157 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6158
6159 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6160 (TARGET_LITTLE_ENDIAN): New macro.
6161 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6162 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6163 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6164 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6165 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6166 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6167 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6168 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6169 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6170 (TARGET_OPTIONS): Delete.
6171 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6172 (CACHE_FLUSH_TRAP): Turn into an integer.
6173 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6174 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6175 -mflush-trap is in use.
6176 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6177 (m32r_cache_flush_trap_string): Delete.
6178 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6179 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6180 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6181 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6182 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6183 -mmodel= and -msdata= handling from...
6184 (m32r_init): ...here.
6185 * config/m32r/m32r.opt: New file.
6186
6187 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6188
6189 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6190 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6191 * tree-vect-analyze.c (vect_object_analysis): additional parm
6192 pass back a "struct ptr_info_def *" with the points-to info.
6193 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6194 statement using info returned from vect_object_analysis.
6195 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6196 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6197 for virtual uses and defs when creating a replacement vector
6198 reference. Call duplicate_ssa_name_ptr_info to define points-to
6199 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6200 (vectorizable_store): copy_virtual_operands and update
6201 definition statements.
6202 (vectorizable_load): copy_virtual_operands. Remove call to
6203 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6204 * tree-vectorizer.c (vectorize_loops): Remove calls to
6205 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6206 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6207 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6208 define macro STMT_VINFO_PTR_INFO for use in accessing.
6209 * tree.h add export of duplicate_ssa_name_ptr_info.
6210 * rs6000.c (altivec_init_builtins): Declare builtin function
6211 __builtin_altivec_mask_for_load to be "const".
6212
6213 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6214
6215 PR middle-end/20622
6216 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6217 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6218 assemble_variable on aliases.
6219 * varasm.c (assemble_alias): Set node->alias.
6220 * toplev.c (wrapup_global_declarations): Don't call
6221 rest_of_decl_compilation on aliases again.
6222
6223 2005-03-29 Paul Brook <paul@codesourcery.com>
6224
6225 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6226 * config/arm/arm.c (arm_dbx_register_number): New function.
6227 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6228
6229 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6230
6231 PR middle-end/20263
6232 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6233 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6234
6235 2005-03-29 Dale Johannesen <dalej@apple.com>
6236
6237 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6238 $(TREE_H) and $(COVERAGE_H).
6239 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6240 * opts.c (common_handle_option): Enable tree-based value transforms.
6241 * toplev.c (process_options): Ditto.
6242 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6243 refers to references to this type.
6244 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6245 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6246 for may_be_more, may_be_less.
6247 (rtl_gen_pow2_profiler): Adjust.
6248 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6249 (rtl_gen_one_value_profiler): Adjust.
6250 (rtl_gen_const_delta_profiler): Adjust.
6251 * tree-profile.c (tree_gen_interval_profiler): Implement.
6252 (tree_gen_pow2_profiler): Ditto.
6253 (tree_gen_one_value_profiler): Ditto.
6254 (tree_profiling): New.
6255 (pass_tree_profile): Reference it.
6256 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6257 tree.h, gcov-io.h.
6258 (insn_divmod_values_to_profile): Rename to
6259 rtl_divmod_values_to_profile. Adjust.
6260 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6261 (insn_prefetch_values_to_profile): Adjust.
6262 (rtl_value_profile_transformations): Adjust.
6263 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6264 (gen_mod_pow2): Rename to rtl_mod_pow2.
6265 (gen_mod_subtract): Rename to rtl_mod_subtract.
6266 (divmod_fixed_value_transform): Rename to
6267 rtl_divmod_fixed_value_transform.
6268 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6269 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6270 (rtl_find_values_to_profile): Adjust.
6271 (tree_value_profile_transformations): Implement.
6272 (tree_divmod_values_to_profile): New.
6273 (tree_values_to_profile): New.
6274 (tree_divmod_fixed_value): New.
6275 (tree_mod_pow2): New.
6276 (tree_mod_subtract): New.
6277 (tree_divmod_fixed_value_transform): New.
6278 (tree_mod_pow2_value_transform): New.
6279 (tree_mod_subtract_transform): New.
6280 (tree_find_values_to_profile): Implement.
6281 * profile.c (instrument_values): Free histograms.
6282 (compute_value_histograms): Adjust. Implement tree version.
6283
6284 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6285
6286 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6287 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6288 variable. Output "fldcw" depending on round_mode.
6289 * config/i386/i386.md (UNSPEC_FIST): New.
6290 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6291 New isns patterns to implement lrint and llrint built-ins as x87
6292 intrinsic function.
6293 (fistdi2, fist<mode>2 splitters): New splitters.
6294 (lrint<mode>2): New expanders.
6295
6296 2005-03-28 Ian Lance Taylor <ian@airs.com>
6297
6298 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6299 0 when calling final_scan_insn.
6300
6301 2005-03-28 Jan Hubicka <jh@suse.cz>
6302
6303 PR middle-end/20635
6304 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6305 as needed.
6306
6307 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6308 types where possible.
6309
6310 2005-03-26 Per Bothner <per@bothner.com>
6311
6312 Make -f[no-]show-column also control non-cpp diagnostics.
6313 * c.opt (fshow-column): Move option from here ...
6314 * common.opt (fshow-column): ... to here.
6315 * diagnostic.c (diagnostic_build_prefix): Only print column number
6316 if flag_show_column.
6317
6318 2005-03-27 Steven Bosscher <stevenb@suse.de>
6319
6320 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6321 vax_output_conditional_branch): New prototypes.
6322 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6323 extracted from vax.md mov and add patterns.
6324 (vax_output_conditional_branch): New function to output conditional
6325 branch instructions.
6326 * vax.md: Use mode macros for arithmetic and mov patterns.
6327 Use code macros for the jump patterns.
6328
6329 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6330
6331 * Makefile.in (libbackend.o): Depend on version files;
6332 add custom generation command.
6333
6334 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6335
6336 PR target/20636
6337 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6338 sure that we have a REG before getting its REGNO.
6339
6340 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6341
6342 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6343 * builtins.def (BUILT_IN_STRNDUP): New.
6344
6345 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6346
6347 PR tree-optimization/20470
6348 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6349 ABS(x-y).
6350
6351 2005-03-25 Mike Stump <mrs@apple.com>
6352
6353 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6354 sized objects.
6355
6356 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6357
6358 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6359 Use our own structure definitions.
6360
6361 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6362 (fix_truncdfsi2): Allow registers or memory as destination.
6363 When TARGET_PPC_GFXOPT, generate simplified pattern.
6364 (fix_truncdfsi2_internal): Use define_insn_and_split.
6365 (fix_truncdfsi2_internal_gfxopt): New.
6366 (fctiwz): Don't confuse register allocation by giving it no choices.
6367 (stfiwx): New.
6368 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6369 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6370 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6371 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6372
6373 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6374
6375 * dominance.c (free_dominance_info): Speed up by freeing et
6376 data structures without maintaining other nodes.
6377 * et-forest.c (et_free_tree_force): New.
6378 * et-forest.h: Add a prototype for et_free_tree_force.
6379
6380 * tree.c (get_set_constructor_bits,
6381 get_set_constructor_bytes): Remove.
6382 * tree.h: Remove the corresponding prototypes.
6383
6384 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6385
6386 PR target/15491
6387 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6388 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6389 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6390 PRE_DEC, NEG and NOT.
6391
6392 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6393
6394 * fold-const.c: Convert uses of fold (build (...)) to
6395 fold_buildN.
6396
6397 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6398
6399 PR rtl-optimization/20249
6400 * cse.c (insert_regs): Do not record equivalence of registers in
6401 different modes.
6402
6403 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6404
6405 * emit-rtl.c (reverse_comparison): Remove.
6406 * rtl.h: Remove the corresponding prototype.
6407
6408 2005-03-24 James E Wilson <wilson@specifixinc.com>
6409
6410 * doc/install.texi (--enable-altivec): Delete docs.
6411
6412 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6413
6414 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6415 SFmode and DFmode before reload when
6416 flag_unsafe_math_optimizations not enabled.
6417
6418 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6419
6420 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6421
6422 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6423 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6424
6425 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6426
6427 * configure.ac (enable-checking): Add 'runtime' option.
6428 * doc/install.texi (enable-checking): Document 'runtime' checking.
6429 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6430 * config.in: Regenerated.
6431 * configure: Regenerated.
6432
6433 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6434
6435 * optabs.h (enum optab_index): Remove OTI_llrint.
6436 (llrint_optab): Remove macro.
6437 * optabs.c (init_optabs): Remove llrint_optab initialization.
6438 * genopinit.c (optabs): Remove llrint_optab implementation.
6439 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6440 using lrint_optab.
6441
6442 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6443
6444 PR rtl-optimization/20532
6445 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6446 overflow when adding coefficients for PLUS or MINUS.
6447 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6448 two as multiplier.
6449
6450 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6451
6452 * langhooks.h (truthvalue_conversion): Remove.
6453 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6454 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6455 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6456 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6457 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6458
6459 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6460
6461 * params.def: Fix a typo.
6462 * config/mips/mips.c: Follow the spelling convensions.
6463 * doc/invoke.texi: Fix typos.
6464
6465 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6466
6467 Fix PR tree-optimization/20601
6468
6469 * tree-ssa-pre.c (insert_aux): Add missing condition to
6470 constification.
6471
6472 2005-03-23 Ian Lance Taylor <ian@airs.com>
6473
6474 * final.c (final_scan_insn): Don't remove no-op instructions.
6475 * reload1.c (reload): Remove simple no-op instructions even when
6476 not optimizing.
6477
6478 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6479
6480 PR tree-optimization/20501
6481 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6482 reporting that peeling for alignment is applied moved to...
6483 * (vect_analyze_data_refs_alignment): Here.
6484
6485 2005-03-23 Ian Lance Taylor <ian@airs.com>
6486
6487 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6488
6489 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6490
6491 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6492 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6493
6494 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6495
6496 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6497 imply that this is called once, independent of asms in code.
6498 Adjust to now being pased output and input lists. Mention helper
6499 function decl_overlaps_hard_reg_set_p.
6500 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6501 hook_tree_tree_identity and to take three trees, returning third.
6502 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6503 prototype.
6504 * stmt.c: include hard-reg-set.h before tree.h.
6505 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6506 (decl_conflicts_with_clobbers_p): Call
6507 decl_overlaps_hard_reg_set_p.
6508 (expand_asm_operands): Pass output and input lists in call to
6509 targetm.md_asm_clobbers.
6510 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6511 hook_tree_tree_tree_tree_3rd_identity.
6512 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6513 parameters.
6514 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6515 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6516 parameters, first two unused.
6517 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6518 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6519 in constraint letters and MOF is not mentioned as a asm-declared
6520 register in neither of the input and output lists.
6521
6522 2005-03-23 DJ Delorie <dj@redhat.com>
6523
6524 * optabs.c (expand_binop): Make sure the first subword's result
6525 gets stored.
6526
6527 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6528
6529 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6530 Call c_common_truthvalue_conversion rather than
6531 lang_hooks.truthvalue_conversion.
6532 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6533 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6534 c-typeck.c.
6535 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6536 c_common_truthvalue_conversion.
6537 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6538 c_parser_conditional_expression, c_parser_binary_expression): Call
6539 c_objc_common_truthvalue_conversion.
6540 * c-typeck.c (build_unary_op): Call
6541 c_objc_common_truthvalue_conversion.
6542 (build_conditional_expr): Do not call
6543 lang_hooks.truthvalue_conversion.
6544 (build_binary_op): Call c_common_truthvalue_conversion.
6545 (c_objc_common_truthvalue_conversion): Moved from
6546 c-objc-common.c. Call default_function_array_conversion instead
6547 of default_conversion.
6548
6549 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6550
6551 * c-common.h (default_conversion): Remove.
6552 (perform_integral_promotions): Add.
6553 * c-tree.h (default_conversion): Add.
6554 * c-typeck.c (perform_integral_promotions): New, split out from
6555 default_conversion.
6556 * c-common.c (check_case_value): Use perform_integral_promotions,
6557 not default_conversion.
6558 (c_add_case_label): Don't continue processing case label after
6559 found to be pointer.
6560
6561 2005-03-23 Mark Mitchell <mark@codesourcery.com>
6562
6563 * gcc.c (do_spec_1): Do not add a -L path for a directory in
6564 the prefix list if we have already added a multilib directory
6565 based on that path.
6566 (main): Do not add MD_EXEC_PREFIX to the list of directories to
6567 search with -L.
6568
6569 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6570
6571 * reload1.c (indirect_symref_ok, reload_obstack): Make them
6572 static.
6573 * reload.h: Remove the prototype for indirect_symref_ok.
6574
6575 * reload1.c (indirect_symref_ok): Make it global.
6576 * reload.h: Add a prototype for indirect_symref_ok.
6577
6578 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
6579
6580 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6581 ashlhi3 expander.
6582
6583 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6584
6585 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
6586
6587 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
6588
6589 * c-opts.c (c_common_parse_file): Only start/end main source file
6590 if debug hooks says the writer wants it.
6591 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
6592 member.
6593 (xcoff_debug_hooks): Ditto.
6594 * debug.c (do_nothing_hooks): Ditto.
6595 * debug.h (gcc_debug_hooks): Ditto.
6596 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
6597 * sdbout.c (sdb_debug_hooks): Ditto.
6598 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
6599
6600 2005-03-22 Mark Mitchell <mark@codesourcery.com>
6601
6602 * doc/extend.texi: Deprecate C++ min/max operators.
6603
6604 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
6605
6606 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
6607 artificial original candidates.
6608
6609 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
6610 Jan Hubicka <jh@suse.cz>
6611 Steven Bosscher <stevenb@suse.de>
6612
6613 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
6614 call cost based on argument sizes.
6615 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
6616 inlining.
6617 * params.def: (max-inline-inssn-single): Set to 450.
6618 (max-inline-insns-auto): Set to 90.
6619 (max-inline-insns-recursive): Set to 450
6620 (max-inline-insns-recursive-auto): Set to 450.
6621 (large-function-insns): Set to 2700.
6622 (inline-call-cost): New parameter.
6623 * tree-inline.c (estimate_move_cost): New function.
6624 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
6625 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
6626 based on arguments.
6627 * tree-inline.h (estimate_move_cost): Declare.
6628 * invoke.texi: (max-inline-inssn-single): Change default to 450.
6629 (max-inline-insns-auto): Change default to 90.
6630 (max-inline-insns-recursive): Change default to 450
6631 (max-inline-insns-recursive-auto): Change default to 450.
6632 (large-function-insns): Change default to 2700.
6633 (inline-call-cost): Document new parameter.
6634
6635 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6636
6637 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
6638 (TARGET_DEFAULT): Delete.
6639 * config/i860/i860.opt: New file.
6640
6641 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6642
6643 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
6644 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6645 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6646 (frv_sched_lookahead): Delete.
6647 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
6648 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
6649 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
6650 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
6651 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
6652 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
6653 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
6654 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
6655 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
6656 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
6657 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
6658 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
6659 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
6660 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
6661 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
6662 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
6663 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
6664 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
6665 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
6666 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
6667 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
6668 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
6669 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
6670 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6671 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6672 (frv_sched_lookahead): Delete.
6673 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
6674 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6675 (frv_handle_option): New function. Move -mcpu= handling from...
6676 (frv_override_options): ...here. Remove handling of other
6677 TARGET_OPTIONS.
6678 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
6679 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
6680 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
6681 and TARGET_NO_MULTI_CE.
6682 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
6683 !TARGET_VLIW_BRANCH.
6684 * config/frv/frv.opt: New file.
6685
6686 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6687
6688 * fold-const.c (fold_ternary): Take decomposed arguments of
6689 CALL_EXPR.
6690 (fold): Update a call to fold_ternary.
6691
6692 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
6693 * tree.h: Add corresponding prototypes.
6694
6695 2005-03-22 Jakub Jelinek <jakub@redhat.com>
6696
6697 PR target/20561
6698 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
6699 between jump table and its label.
6700 * final.c (shorten_branches): Handle notes in between ADDR_VEC
6701 resp. ADDR_DIFF_VEC and the label preceeding it.
6702 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
6703 is emitted in the right section.
6704
6705 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6706
6707 * fold-const.c (fold_unary, fold_binary): Update comments
6708 about arguments.
6709
6710 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
6711
6712 PR rtl-optimization/20527
6713 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
6714 REG_INC note, test that the register also isn't mentioned in PRED
6715 or SUCC.
6716
6717 2005-03-22 Ben Elliston <bje@au.ibm.com>
6718
6719 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
6720 and definition.
6721
6722 2005-03-21 Mike Stump <mrs@apple.com>
6723
6724 * varasm.c (default_assemble_visibility): Remove extra ().
6725
6726 2005-03-21 Roger Sayle <roger@eyesopen.com>
6727
6728 PR middle-end/20557
6729 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
6730 to determine whether a block can be duplicated, rather than test
6731 whether the block contains noncopyable insns ourselves.
6732
6733 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6734
6735 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
6736 predicates.
6737
6738 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6739
6740 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
6741
6742 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6743
6744 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
6745 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
6746 * config/fr30/fr30.opt: New file.
6747
6748 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
6749
6750 Fix PR tree-optimization/20542
6751
6752 * tree-flow-inline.h (overlap_subvar): Move to here.
6753 * tree-ssa-operands.c: From here.
6754 * tree-flow.h (overlap_subvar): Declare.
6755 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
6756 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
6757 for variables with subvars.
6758
6759 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
6760
6761 PR middle-end/20177
6762 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
6763 * modulo-sched.c (const_iteration_count): Return on NULL
6764 pre-header.
6765 (print_node_sched_params): Return on NULL dump_file.
6766 (generate_reg_moves): Handle reg-anti dependencies and disregard
6767 closing branch when generating register moves.
6768 (sms_schedule): Mark the SMSed block dirty.
6769 * passes.c (rest_of_handle_sms): Call update_life_info for all
6770 basic-blocks.
6771 * testsuite/gcc.dg/20050321-1.c: New test.
6772
6773 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6774
6775 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
6776 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6777 movqi_internal): Likewise.
6778
6779 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6780
6781 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
6782 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
6783 xtensa_b4const): Delete prototypes.
6784 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
6785 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
6786 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
6787 xtensa_extra_constraint): New prototypes.
6788 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6789 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6790 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6791 move_operand, const_float_1_operand, fpmem_offset_operand,
6792 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
6793 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
6794 (xtensa_b4const_or_zero): ...this. Change return type to bool and
6795 argument type to HOST_WIDE_INT.
6796 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
6797 xtensa_mask_immediate): Likewise.
6798 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
6799 Likewise. Also make these functions static.
6800 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
6801 (xtensa_const_ok_for_letter_p): New.
6802 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6803 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6804 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6805 move_operand, const_float_1_operand, fpmem_offset_operand,
6806 branch_operator, ubranch_operator, boolean_operator): Move to
6807 predicates.md.
6808 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
6809 (xtensa_mem_offset): Change return type to bool.
6810 (xtensa_extra_constraint): New.
6811 (gen_int_relational): Update type of const_range_p function pointer.
6812 Use xtensa_b4const_or_zero.
6813 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
6814 xtensa_const_ok_for_letter_p. Update comments.
6815 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
6816 (PREDICATE_CODES): Delete.
6817 * config/xtensa/xtensa.md: Include predicates.md.
6818 * config/xtensa/predicates.md: New file.
6819
6820 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6821
6822 * config/v850/v850-protos.h: Remove the prototypes for
6823 reg_or_int9_operand, reg_or_const_operand,
6824 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
6825 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
6826 movsi_source_operand, power_of_two_operand,
6827 not_power_of_two_operand, special_symbolref_operand,
6828 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
6829 register_is_ok_for_epilogue.
6830 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
6831 reg_or_int9_operand, reg_or_const_operand,
6832 call_address_operand, special_symbolref_operand,
6833 movsi_source_operand, power_of_two_operand,
6834 not_power_of_two_operand, register_is_ok_for_epilogue,
6835 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
6836 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
6837 predicates.md.
6838 * config/v850/v850.h (PREDICATE_CODES): Remove.
6839 * config/v850/v850.md: Include predicates.md.
6840 * config/v850/predicates.md: New.
6841
6842 2005-03-21 Zack Weinberg <zack@codesourcery.com>
6843
6844 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
6845 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6846 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
6847 (itoolsdir, itoolsdatadir): Move definition above new first use.
6848 (install-itoolsdirs): New rule.
6849 (install-mkheaders): Depend on install-itoolsdirs, not
6850 install-include-dir.
6851
6852 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6853
6854 * tree-into-ssa.c: Remove obsolete comments.
6855
6856 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
6857
6858 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
6859 unrolling if -fpeel-loops is specified, too.
6860 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6861 Remove superfluous check for flag_unroll_loops.
6862
6863 2005-03-21 Uros Bizjak <uros@kss-loka.si>
6864
6865 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
6866 (lrint_optab, llrint_optab): Define corresponding macros.
6867 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
6868 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
6869 pattern and llrint_optab using llrintdi2 patterns.
6870 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
6871 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
6872 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
6873 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
6874 flag_unsafe_math_optimizations is set.
6875
6876 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6877
6878 * combine.c (combine_simplify_rtx, simplify_if_then_else,
6879 simplify_logical, if_then_else_cond, known_cond,
6880 simplify_comparison): Adjust calls to reverse_comparison.
6881 Don't use combine_reversed_comparison_code).
6882 (combine_reversed_comparison_code): Remove.
6883 (reversed_comparison): Using reversed_comparison_code, move it...
6884 * jump.c (reversed_comparison): ... here.
6885 * rtl.h (reversed_comparison): Add prototype.
6886
6887 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6888
6889 * builtins.c (fold_builtin): Take decomposed arguments of
6890 CALL_EXPR.
6891 * fold-const.c (fold_ternary): Update a call to fold_builtin.
6892 * gimplify.c (gimplify_call_expr): Likewise.
6893 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
6894 * tree.h: Update the prototype of fold_builtin.
6895
6896 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6897
6898 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
6899 * rtlhooks.c (gen_lowpart_no_emit_general): New.
6900 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
6901 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
6902 * simplify-rtx.c (simplify_binary_operation_1): Use it.
6903
6904 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6905
6906 * builtins.c (fold_builtin_1): Take decomposed arguments of
6907 CALL_EXPR.
6908 (fold_builtin): Update a call to fold_builtin_1.
6909
6910 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
6911
6912 PR other/20564
6913 * gcov.c (output_lines): Only output function block summary when
6914 outputting branch information.
6915 * doc/gcov.texi: Document format of preamble and additional block
6916 information lines.
6917
6918 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6919
6920 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
6921 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
6922 the defaults false if BITS_PER_UNIT != 8.
6923 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
6924 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
6925 than BITS_PER_UNIT != 8.
6926 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
6927 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
6928 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
6929 #undefs.
6930 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
6931 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
6932
6933 2005-03-20 Roger Sayle <roger@eyesopen.com>
6934
6935 PR middle-end/20539
6936 * fold-const.c (fold_binary): Fix type mismatch between
6937 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
6938 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
6939 for non-truth-valued expressions.
6940
6941 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
6942 and FUNCTION_DECL in the main switch.
6943 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6944 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
6945 we also need to convert their operands to match.
6946 <TRUTH_NOT_EXPR>: Likewise.
6947
6948 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
6949
6950 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
6951 diagnostic without checking whether an lvalue.
6952 * c-common.h (lvalue_p): Remove.
6953 (enum lvalue_use): Update comment.
6954 (lvalue_or_else): Replace by lvalue_error.
6955 * c-typeck.c (lvalue_p): Make static.
6956 (lvalue_or_else): New. Call lvalue_error.
6957
6958 2005-03-21 Alan Modra <amodra@bigpond.net.au>
6959
6960 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
6961 (function_arg_advance): Use rs6000_parm_start.
6962 (function_arg, rs6000_arg_partial_bytes): Likewise.
6963
6964 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6965
6966 * c-common.c (check_case_value): Adjust comment about stripping
6967 NOPs.
6968 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
6969 * c-typeck.c (default_conversion, convert_arguments,
6970 build_modify_expr, convert_for_assignment, store_init_value,
6971 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
6972 manually. Remove inaccurate comments.
6973
6974 2005-03-20 Roger Sayle <roger@eyesopen.com>
6975 Joseph S. Myers <joseph@codesourcery.com>
6976
6977 * varasm.c (do_assemble_alias): Restore comment describing function.
6978 Annotate the target parameter as potentially unused.
6979
6980 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
6981
6982 PR target/18551
6983 * config/avr/avr.c (avr_output_function_prologue): Do not use
6984 current_function_name() in a label, use a local label instead.
6985
6986 2005-03-20 David Edelsohn <edelsohn@gnu.org>
6987
6988 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
6989 flag_finite_math_only, not flag_unsafe_math_optimizations.
6990
6991 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6992
6993 * builtins.c (fold_builtin_1): Update a call to
6994 targetm.fold_builtin.
6995 * hooks.c (hook_tree_tree_bool_null): Rename to
6996 hook_tree_tree_tree_bool_null. Take one more argument of type
6997 tree.
6998 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
6999 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7000 hook_tree_tree_tree_bool_null.
7001 * target.h (gcc_target): Update the prototype of fold_builtin.
7002 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7003 arguments of CALL_EXPR.
7004 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7005 new prototype.
7006
7007 2005-03-20 Jan Hubicka <jh@suse.cz>
7008
7009 * cgraph.h (cgraph_node): Add prev_clone pointer.
7010 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7011 (cgraph_clone_node): Produce doubly linked chain.
7012
7013 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7014
7015 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7016 get_nonnull_operand, handle_sentinel_attribute,
7017 check_function_arguments_recurse): Do not strip NOPS from
7018 INTEGER_CSTs.
7019 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7020 Likewise.
7021 * c-format.c (get_constant): Likewise.
7022 * c-parser.c (c_parser_postfix_expression): Likewise.
7023 * c-typeck.c (set_init_index): Likewise.
7024 (convert_arguments): Don't check for NOP_EXPR containing integer
7025 constant.
7026
7027 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7028
7029 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7030 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7031 Take decomposed arguments of CALL_EXPR.
7032 (fold_builtin_1): Update calls to the functions mentioned
7033 above.
7034
7035 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7036
7037 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7038 width to have integer type.
7039 (build_enumerator): Require enumerator value to have integer type.
7040
7041 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7042
7043 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7044 to __builtin_inff.
7045
7046 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7047
7048 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7049 std=iso9899:199x): Correct descriptions.
7050
7051 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7052
7053 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7054 solaris2.1[0-9].
7055
7056 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7057
7058 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7059 of CALL_EXPR.
7060 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7061 fold_builtin_memcpy.
7062
7063 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7064 arguments of CALL_EXPR.
7065 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7066 fold_builtin_found, fold_builtin_1): Update calls to
7067 fold_trunc_transparent_mathfn.
7068
7069 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7070
7071 PR middle-end/20493
7072 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7073 function pointers on targets that require function pointer
7074 canonicalization.
7075 (fold_sign_changed_comparison): Likewise.
7076
7077 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7078
7079 * combine.c (try_combine): When changing the mode of a hard reg, make
7080 sure that doing so is valid.
7081
7082 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7083
7084 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7085 (TARGET_HANDLE_OPTION): Override default.
7086 (avr_handle_option): New function.
7087 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7088 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7089 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7090 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7091 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7092 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7093 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7094 (TARGET_OPTIONS): Delete.
7095 * config/avr/avr.opt: New file.
7096
7097 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7098
7099 * config/m32r/m32r-protos.h: Remove the prototypes for
7100 call_address_operand, symbolic_operand, seth_add3_operand,
7101 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7102 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7103 two_insn_const_operand, move_src_operand,
7104 move_double_src_operand, move_dest_operand,
7105 eqne_comparison_operator, signed_comparison_operator,
7106 large_insn_p, conditional_move_operand, carry_compare_operand,
7107 m32r_block_immediate_operand, extend_operand,
7108 reg_or_eq_int16_operand, int8_operand, and
7109 reg_or_zero_operand.
7110 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7111 seth_add3_operand, int8_operand, cmp_int16_operand,
7112 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7113 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7114 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7115 move_double_src_operand, move_dest_operand,
7116 eqne_comparison_operator, signed_comparison_operator,
7117 extend_operand, small_insn_p, large_insn_p,
7118 conditional_move_operand, carry_compare_operand,
7119 m32r_block_immediate_operand): Move to predicates.md.
7120 (MAX_MOVE_BYTES): Move to m32r.h.
7121 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7122 * config/m32r/m32r.md: Include predicates.md.
7123 * config/m32r/predicates.md: New.
7124
7125 2005-03-18 James E Wilson <wilson@specifixinc.com>
7126
7127 PR c++/19769
7128 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7129 origin.
7130
7131 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7132
7133 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7134 call_address_operand, const_8bit_operand.
7135 * config/mn10300/mn10300.c (call_address_operand,
7136 const_8bit_operand, const_1f_operand): Move to predicates.md.
7137 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7138 * config/mn10300/mn10300.md: Include predicates.md.
7139 * config/mn10300/predicates.md: New.
7140
7141 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7142
7143 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7144 declarations in diagnostics and %E for identifiers, not %s.
7145
7146 2005-03-18 Jan Hubicka <jh@suse.cz>
7147 Dale Johannesen <dalej@apple.com>
7148
7149 * basic-block.h (scale_bbs_frequencies_int,
7150 scale_bbs_frequencies_gcov_type): Declare.
7151 * cfg.c (RDIV): New macro.
7152 (update_bb_frequency_for_threading): Fix.
7153 * basic-block.h (scale_bbs_frequencies_int,
7154 scale_bbs_frequencies_gcov_type): New.
7155 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7156 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7157 scale_bbs_frequencies_int.
7158 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7159
7160 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7161
7162 * config/m32r/m32r-protos.h: Remove the prototypes for
7163 call_address_operand, symbolic_operand, seth_add3_operand,
7164 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7165 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7166 two_insn_const_operand, move_src_operand,
7167 move_double_src_operand, move_dest_operand,
7168 eqne_comparison_operator, signed_comparison_operator,
7169 large_insn_p, conditional_move_operand, carry_compare_operand,
7170 m32r_block_immediate_operand, extend_operand,
7171 reg_or_eq_int16_operand, int8_operand, and
7172 reg_or_zero_operand.
7173 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7174 seth_add3_operand, int8_operand, cmp_int16_operand,
7175 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7176 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7177 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7178 move_double_src_operand, move_dest_operand,
7179 eqne_comparison_operator, signed_comparison_operator,
7180 extend_operand, small_insn_p, large_insn_p,
7181 conditional_move_operand, carry_compare_operand,
7182 m32r_block_immediate_operand): Move to predicates.md.
7183 (MAX_MOVE_BYTES): Move to m32r.h.
7184 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7185 * config/m32r/m32r.md: Include predicates.md.
7186 * config/m32r/predicates.md: New.
7187
7188 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7189 shadd_constant_p.
7190 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7191 symbolic_operand, symbolic_memory_operand,
7192 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7193 indexed_memory_operand, move_dest_operand, move_src_operand,
7194 prefetch_cc_operand, prefetch_nocc_operand,
7195 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7196 arith_operand, arith11_operand, pre_cint_operand,
7197 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7198 ireg_operand, int5_operand, uint5_operand, int11_operand,
7199 uint32_operand, arith5_operand, and_operand, ior_operand,
7200 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7201 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7202 shadd_operand, movb_comparison_operator,
7203 cmpib_comparison_operator): Move to predicates.md.
7204 (magic_milli, shadd_constant_p): Make it extern.
7205 * config/pa/pa.h (PREDICATE_CODES): Remove.
7206 * config/pa/pa.md: Include predicates.md.
7207 * config/pa/predicates.md: New.
7208
7209 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7210 predicate.
7211
7212 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7213
7214 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7215 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7216 config/alpha/freebsd.h, config/alpha/linux.h,
7217 config/alpha/netbsd.h, config/alpha/osf5.h,
7218 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7219 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7220 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7221 doc/cppopts.texi: Update copyright.
7222
7223 2005-03-18 Jan Hubicka <jh@suse.cz>
7224
7225 PR middle-end/20225
7226 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7227 too late.
7228 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7229 called too late.
7230
7231 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7232
7233 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7234 VEC_safe_push.
7235
7236 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7237
7238 * combine.c (gen_binary): Remove.
7239 (known_cond, simplify_shift_const, find_split_point,
7240 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7241 simplify_logical, expand_field_assignment, extract_left_shift,
7242 force_to_mode, if_then_else_cond, apply_distributive_law,
7243 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7244 simplify_comparison, reversed_comparison): Replace with
7245 simplify_gen_binary, simplify_gen_relational or
7246 distribute_and_simplify_rtx.
7247 (distribute_and_simplify_rtx): New function.
7248
7249 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7250 Paolo Bonzini <gcc.gnu.org>
7251
7252 * calls.c (setjmp_call_p, special_function_p): Update comments
7253 at the head of the functions.
7254
7255 2005-03-18 Jan Hubicka <jh@suse.cz>
7256
7257 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7258
7259 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7260 function body should be released; do not proactively release function
7261 bodies in non-unit-at-a-time mode.
7262
7263 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7264
7265 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7266 mno-fp-ret-in-387 multilib variants.
7267
7268 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7269
7270 * common.opt (m): Remove.
7271 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7272 table lookup fails.
7273 (common_handle_option): Remove OPT_m case.
7274
7275 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7276
7277 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7278 of CALL_EXPR.
7279 (fold_builtin_1): Update a call to fold_builtin_bitop.
7280
7281 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7282 of CALL_EXPR.
7283 (fold_builtin_1): Update a call to fold_builtin_signbit.
7284
7285 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7286
7287 PR tree-optimization/20474
7288 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7289 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7290
7291 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7292
7293 * config/h8300/h8300-protos.h: Remove prototypes for
7294 general_operand_src, general_operand_dst, single_one_operand,
7295 single_zero_operand, call_insn_operand,
7296 two_insn_adds_subs_operand, small_call_insn_operand,
7297 jump_address_operand, bit_operand, bit_memory_operand,
7298 stack_pointer_operand, const_int_gt_2_operand,
7299 const_int_ge_8_operand, const_int_qi_operand,
7300 const_int_hi_operand, incdec_operand, bit_operator,
7301 nshift_operator, eqne_operator, gtle_operator,
7302 gtuleu_operator, iorxor_operator.
7303 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7304 h8300_ldm_stm_parallel.
7305 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7306 h8300-protos.h.
7307 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7308 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7309 (h8300_ldm_stm_parallel): Make it extern.
7310 (h8300_ldm_parallel, h8300_stm_parallel,
7311 h8300_return_parallel, general_operand_src,
7312 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7313 nibble_operand, reg_or_nibble_operand, single_one_operand,
7314 single_zero_operand, call_insn_operand,
7315 two_insn_adds_subs_operand, small_call_insn_operand,
7316 jump_address_operand, bit_operand, bit_memory_operand,
7317 stack_pointer_operand, const_int_gt_2_operand,
7318 const_int_ge_8_operand, const_int_qi_operand,
7319 const_int_hi_operand, incdec_operand, eqne_operator,
7320 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7321 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7322 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7323 nshift_operator): Move to predicates.md.
7324 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7325 * config/h8300/h8300.md: Include predicates.md.
7326 * config/h8300/predicates.md: New.
7327
7328 2005-03-17 Richard Henderson <rth@redhat.com>
7329
7330 * config.gcc (ia64*-*-hpux*): Add extra_options.
7331 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7332 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7333 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7334 (ia64_tls_size_string, ia64_tune_string): Remove.
7335 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7336 (TARGET_DEFAULT_TARGET_FLAGS): New.
7337 (TARGET_HANDLE_OPTION): New.
7338 (ia64_override_options): Move options parsing ...
7339 (ia64_handle_option): ... here. New.
7340 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7341 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7342 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7343 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7344 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7345 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7346 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7347 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7348 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7349 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7350 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7351 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7352 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7353 TARGET_EARLY_STOP_BITS): Remove.
7354 (TARGET_ILP32): Default false.
7355 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7356 (enum ia64_inline_type): New.
7357 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7358 * config/ia64/ia64.md: Update for new definitions of
7359 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7360 * config/ia64/ia64.opt: New file.
7361 * config/ia64/ilp32.opt: New file.
7362
7363 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7364
7365 PR target/18380
7366 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7367
7368 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7369
7370 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7371 instead of MASK_H8300S.
7372 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7373 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7374 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7375 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7376 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7377 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7378 TARGET_SWITCHES): Remove.
7379 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7380 TARGET_H8300SX.
7381 * config/h8300/h8300.opt: New.
7382
7383 * config/alpha/alpha.opt, config/arc/arc.opt,
7384 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7385 notices.
7386
7387 2005-03-17 Ian Lance Taylor <ian@airs.com>
7388
7389 * gmon.c: Remove.
7390
7391 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7392
7393 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7394 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7395 (TARGET_HANDLE_OPTION): Override default.
7396 (arc_handle_option): New function.
7397 (arc_init): Remove code to set arch_cpu_string.
7398 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7399 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7400 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7401 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7402 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7403 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7404 (arc_rodata_string, TARGET_OPTIONS): Delete.
7405 * config/arc/arc.opt: New file.
7406
7407 2005-03-17 Richard Henderson <rth@redhat.com>
7408
7409 * doc/extend.texi (Weak Pragmas): New section.
7410 (attribute alias): Clarify that target must be in the same
7411 translation unit.
7412
7413 2005-03-17 Richard Henderson <rth@redhat.com>
7414
7415 * config/alpha/alpha.opt: New file.
7416 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7417 of alpha_cpu.
7418 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7419 alpha_fprm_string, alpha_fptm_string): Make static.
7420 (alpha_tls_size_string): Remove.
7421 (alpha_handle_option): New.
7422 (override_options): Update for alpha_cpu/alpha_tune split.
7423 (alpha_file_start): Likewise.
7424 (TARGET_DEFAULT_TARGET_FLAGS): New.
7425 (TARGET_HANDLE_OPTION): New.
7426 * config/alpha/alpha.h (alpha_tune): Declare.
7427 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7428 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7429 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7430 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7431 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7432 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7433 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7434 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7435 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7436 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7437 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7438 (TARGET_DEFAULT): Remove MASK_FP.
7439 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7440 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7441 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7442 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7443 alpha_tls_size_string): Remove.
7444 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7445 (attribute tune): Rename from attribute cpu.
7446 * config/alpha/ev4.md: Update to match.
7447 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7448 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7449 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7450 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7451 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7452 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7453
7454 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7455
7456 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7457 and return without creating new state if before_nops_num is nonzero.
7458 * config/ia64/ia64.md (first_insn): New attribute.
7459 (alloc): Set it to yes.
7460
7461 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7462
7463 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7464 STMT_VINFO_SUBVARS to NULL.
7465 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7466
7467 2005-03-16 Dale Johannesen <dalej@apple.com>
7468
7469 * rtlanal.c (find_first_parameter_load): Rewrite to
7470 return actual first param load or the call if none,
7471 instead of first in block, when not all loads exist.
7472
7473 2005-03-16 Roger Sayle <roger@eyesopen.com>
7474
7475 * optabs.c (expand_copysign_absneg): Make static.
7476 * optabs.h (expand_copysign_absneg): Delete prototype.
7477 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7478
7479 2005-03-16 Richard Henderson <rth@redhat.com>
7480
7481 PR middle-end/15700
7482 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7483 (alias_pairs): Rename from output_defs.
7484 (find_decl_and_mark_needed): Split out from assemble_alias.
7485 (do_assemble_alias): New.
7486 (assemble_output_def): Remove.
7487 (finish_aliases_1, finish_aliases_2): New.
7488 (process_pending_assemble_output_defs): Remove.
7489 (assemble_alias): Defer aliases for which we don't yet have a
7490 non-external decl for the target symbol.
7491 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7492 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7493 * toplev.c (compile_file): Use finish_aliases_2 instead of
7494 process_pending_assemble_output_defs.
7495 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7496 (process_pending_assemble_output_defs): Remove.
7497
7498 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7499
7500 Fix PR tree-optimization/20489
7501
7502 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7503 for empty structures.
7504
7505 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7506
7507 Fix PR tree-optimization/20490
7508
7509 * tree-ssa-pre.c (create_expression_by_pieces): Use
7510 force_gimple_operand on result of fold.
7511
7512 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7513
7514 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7515 of closing parenthesis.
7516
7517 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7518
7519 * builtins.c (expand_movstr): Update a call to
7520 fold_builtin_strcpy.
7521 (expand_builtin_strncpy): Update a call to
7522 fold_builtin_strncpy.
7523 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7524 arguments of CALL_EXPR.
7525 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7526 fold_builtin_strncpy.
7527 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7528 * tree.h: Update the prototypes of fold_builtin_strcpy and
7529 fold_builtin_strncpy.
7530
7531 2005-03-16 Steven Bosscher <stevenb@suse.de>
7532 Dorit Naishlos <dorit@il.ibm.com>
7533
7534 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7535 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7536 error.
7537
7538 2005-03-16 Steven Bosscher <stevenb@suse.de>
7539
7540 * tree-inline.c (walk_type_fields, walk_tree,
7541 walk_tree_without_duplicates): Move from here...
7542 * tree.c: ...to here.
7543
7544 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7545
7546 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7547 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
7548 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7549 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
7550 (version): Define using $(BASEVER_c).
7551 (Makefile, config.status, build/gcov-iov.o): No longer depends on
7552 version.c.
7553 (version.o): Depend on version files; add custom generation command.
7554 (prefix.o): Define BASEVER on command line.
7555 (s-iov): Depend on version files; adjust command.
7556 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
7557 Add gcc-vers.texi.
7558 (gcc-vers.texi): New rule.
7559 (doc/%.info, doc/%.dvi): Add -I . to command line.
7560 (doc/gccinstall.dvi): Likewise.
7561 (PACKAGE): Delete. All uses replaced with "gcc".
7562 * aclocal.m4: Do not include gcc-version.m4.
7563 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
7564 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
7565 Set is_release based on contents of DEV-PHASE.
7566 Set gcc_version based on contents of BASE-VER.
7567 Define WIN32_REGISTRY_KEY only if the user overrode the default.
7568 * config.in, configure: Regenerate.
7569 * gccbug.in: Determine version of GCC in use at runtime.
7570 * gcov-iov.c: Get version number and development phase from
7571 command line, not by including version.c.
7572 * intl.c: Replace all uses of PACKAGE with "gcc".
7573 * libada-mk.in: Delete unused "gcc_version" variable.
7574 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
7575 * version.c: (VERSUFFIX): New hook for redistributors; adjust
7576 commentary to match.
7577 (version_string): Put together from pieces.
7578 * config/alpha/x-vms: Do not use $(gcc_version).
7579 * config/i386/t-nwld: Likewise.
7580 * doc/include/gcc-common.texi: Include gcc-vers.texi for
7581 version-GCC and DEVELOPMENT.
7582
7583 2005-03-15 Roger Sayle <roger@eyesopen.com>
7584
7585 PR tree-optimization/17454
7586 * tree.c (tree_size): Add case for TREE_BINFO.
7587 * fold-const.c (fold_checksum_tree): Only clear the overloaded
7588 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
7589
7590 2005-03-15 Roger Sayle <roger@eyesopen.com>
7591
7592 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
7593 op1 whilst expanding the signed widenening multiply variant.
7594
7595 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
7596
7597 * toplev.c (display_target_options): Avoid unused variable warning if
7598 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
7599 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
7600 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
7601 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
7602 (mips_isa_info): New variable.
7603 (mips_parse_cpu): Remove the first argument and leave the caller
7604 to report errors.
7605 (TARGET_HANDLE_OPTION): Override default.
7606 (mips_handle_option): New function. Move option validation code from...
7607 (override_options): ...here. Update calls to mips_parse_cpu.
7608 * config/mips/mips.h (mips_arch_string, mips_tune_string)
7609 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
7610 (SUBTARGET_TARGET_OPTIONS): Delete.
7611 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
7612 (mno-flush-func, mtune=): New options.
7613
7614 2005-03-15 Roger Sayle <roger@eyesopen.com>
7615 Richard Henderson <rth@redhat.com>
7616
7617 * real.c (c4x_single_format, c4x_extended_format): Provide values
7618 for signbit_ro for c4x's single and extended floating point formats.
7619 * optabs.c (expand_copysign): Use the floating point format's
7620 signbit_ro for expanding via expand_copysign_absneg, and it's
7621 signbit_rw field for expanding via expand_copysign_bit.
7622
7623 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
7624
7625 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
7626 known_alignment_for_access_p.
7627 (known_alignment_for_access_p): New.
7628 (do_peeling_for_alignment): Field made int instead of bool and renamed
7629 to peeling_for_alignment.
7630 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
7631 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
7632 functionality used to be in vect_analyze_operations.
7633 (vect_analyze_operations): Code to determine vectorization factor was
7634 moved to vect_determine_vectorization_factor.
7635 (vect_enhance_data_refs_alignment): Update to correct alignment when it
7636 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
7637 factor.
7638 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
7639 be part of vect_analyze_operations).
7640 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
7641 creating the guard condition, as the number of iterations may be
7642 constant.
7643 (slpeel_tree_peel_loop_to_edge): Use new name of
7644 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
7645 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
7646 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
7647 (vect_do_peeling_for_alignment): Use fold.
7648 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
7649
7650 (vect_update_inits_of_dr): Renamed to
7651 vect_update_init_of_dr.
7652 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
7653 (vectorizable_store): Fix assertion to use == instead of =.
7654
7655 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
7656
7657 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
7658 call_used_regs for wCG registers.
7659
7660 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
7661
7662 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7663 for non-offsettable memory references to cope with outstanding reload
7664 replacements, take 2.
7665
7666 2005-03-15 Uros Bizjak <uros@kss-loka.si>
7667
7668 PR target/18668
7669 * config/i386/i386.h (x86_fisttp): New.
7670 (TARGET_FISTTP): New macro.
7671 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
7672 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
7673 instruction when fisttp flag is set.
7674 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
7675
7676 * config/i386/i386.md (type attribute): Add fisttp.
7677 (unit attribute): Set to i387 for fisttp type.
7678 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
7679 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
7680 TARGET_FISTTP.
7681 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
7682 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
7683 macros.
7684 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
7685 patterns for TARGET_FISTTP. Enable patterns for
7686 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
7687 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
7688 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
7689 implement fisttp x87 insn.
7690 (fix_trunc*_i387_fisttp splitters): New patterns.
7691 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
7692 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
7693 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
7694 clobber.
7695 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
7696 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
7697 Implement using mode macros. Disable patterns for TARGET_FISTTP.
7698 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
7699 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
7700 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
7701 Disable patterns for TARGET_FISTTP.
7702 (fix_trunc*_i387 splitters): Implement usign mode macros.
7703 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
7704 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
7705 (fix_trunx*_sse peephole2s): Implement using mode macros.
7706
7707 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
7708
7709 PR rtl-optimization/20291
7710 * combine.c (try_combine): If splitting fails, re-try with
7711 original combined pattern, i.e. before clobber stripping.
7712
7713 2005-03-14 Eric Christopher <echristo@redhat.com>
7714
7715 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
7716 STACK_GROWS_DOWNWARD.
7717
7718 2005-03-14 Roger Sayle <roger@eyesopen.com>
7719
7720 * real.h (struct real_format): Split the signbit field into two
7721 two fields, signbit_ro and signbit_rw.
7722 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
7723 mips_double_format, ieee_extended_motorola_format,
7724 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
7725 ieee_extended_intel_128_format, ibm_extended_format,
7726 mips_extended_format, ieee_quad_format, mips_quad_format,
7727 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
7728 i370_double_format, c4x_single_format, c4x_extended_format,
7729 real_internal_format): Update initializers for new field.
7730 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
7731 real_format structure.
7732 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
7733 field of the real_format structure.
7734
7735 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
7736
7737 Fix PR tree-optimization/20458
7738
7739 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
7740 DECL_EXTERNAL on STRUCT_FIELD tags.
7741 (clear_call_clobbered): Ditto.
7742 * tree-ssa-operands.c (note_addressable): Make sure the original
7743 variable doesn't slip into the addressable list if we have
7744 subvars.
7745 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
7746 tags too.
7747
7748 2005-03-14 Geoffrey Keating <geoffk@apple.com>
7749
7750 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
7751 (-fwide-exec-charset): Likewise.
7752 (-finput-charset): Likewise.
7753 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
7754 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
7755 * c.opt (Wnormalized): New.
7756
7757 2005-03-14 Devang Patel <dpatel@apple.com>
7758
7759 * doc/invoke.texi: Add reference to Visibility document.
7760
7761 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7762
7763 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
7764 MASK_SPLIT_ADDRESSES.
7765 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
7766 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
7767 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
7768 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
7769 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
7770 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
7771 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
7772 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
7773 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
7774 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
7775 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
7776 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
7777 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
7778 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
7779 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
7780 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
7781 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
7782 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
7783 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
7784 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
7785 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
7786 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
7787 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
7788 (TARGET_EXPLICIT_RELOCS): Delete.
7789 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
7790 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
7791 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7792 (override_options): Set MASK_LONG64 if -mint64 is given and no
7793 -mlongXX option is. Complain about -mint64 -mlong32.
7794 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
7795 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
7796 * config/mips/mips.opt: New file.
7797
7798 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7799
7800 * config.gcc (extra_options): New variable for listing option files.
7801 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
7802 * configure.ac (extra_opt_files): New AC_SUBST variable.
7803 (tm_file_list, tm_include_list): Include options.h first.
7804 * configure: Regenerate.
7805 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
7806 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
7807 (s-options-h): New rule.
7808 (options.h): Depend on it.
7809 (TEXI_GCCINT_FILES): Add options.texi.
7810 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
7811 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
7812 * target.h (gcc_target): Add default_target_flags and handle_option.
7813 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
7814 (TARGET_HANDLE_OPTION): New macros.
7815 (TARGET_INITIALIZER): Include them.
7816 * opt-functions.awk (opt_args, nth_arg): New functions.
7817 (switch_flags): Handle the "Target" flag.
7818 (var_args): Delete.
7819 (var_name): Use opt_args and nth_arg.
7820 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
7821 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
7822 macros for the "Mask" and "InverseMask" options.
7823 * opts.h (cl_var_cond): New enum.
7824 (cl_option): Replace the "has_set_value" and "set_value" fields with
7825 "var_cond" and "var_value".
7826 (CL_TARGET): New macro.
7827 (option_enabled, print_filtered_help): Declare.
7828 (decode_options): Move definition.
7829 * opts.c (handle_option): Search for the original option before
7830 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
7831 var_cond and var_value fields. Use targetm.handle_option to handle
7832 target options.
7833 (decode_options): Set target_flags to targetm.default_target_flags.
7834 (print_filtered_help): Make global. Handle CL_TARGET.
7835 (option_enabled): New function.
7836 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
7837 (display_target_options, set_target_switch, print_switch_values)
7838 (default_pch_valid_p): Guard uses of target_switches with
7839 #ifdef TARGET_SWITCHES. Also...
7840 (display_target_options): Display the CL_TARGET entries in cl_options.
7841 (set_target_option): Don't complain about the "" option when
7842 TARGET_SWITCHES is undefined.
7843 (print_switch_values): Use option_enabled.
7844 (default_pch_valid_p): Check cl_options[] when looking for something
7845 that has changed the value of target_flags.
7846 * c.opt: Remove documentation from top of file.
7847 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
7848 * doc/sourecebuild.texi: Refer to the new options documentation
7849 instead of c.opt. Document machine-specific .opt files.
7850 * doc/tm.texi (target_flags): Say that this variable is declared
7851 by options.h.
7852 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
7853 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
7854 an alternative.
7855 * doc/options.texi: New file.
7856
7857 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7858
7859 PR middle-end/18628
7860 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
7861 register.
7862
7863 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7864
7865 PR c++/20280
7866 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
7867 temporary variable of pointer type if an lvalues is required.
7868 (gimplify_modify_expr_rhs): Request an rvalue from it.
7869 (gimplify_expr): Pass fallback on.
7870
7871 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7872
7873 * cfgbuild.c: Update comments.
7874
7875 2005-03-14 Roger Sayle <roger@eyesopen.com>
7876
7877 PR rtl-optimization/17236
7878 * optabs.c (expand_doubleword_mult): New helper function split out
7879 from expand_binop. Permute the order in which instructions are
7880 emitted to minimize the number of simultaneously live registers.
7881 (expand_binop): Call expand_doubleword_mult to synthesize a double
7882 word multiplication.
7883
7884 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7885
7886 * basic-block.h: Update the prototypes of cached_make_edge and
7887 rtl_make_eh_edge.
7888 * cfg.c (cached_make_edge): Take edge_cache representing one
7889 row of the adjacency matrix of edges.
7890 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
7891 (make_edges): Initialize edge_cache to represent one row of
7892 the adjacency matrix of edges.
7893
7894 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7895
7896 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
7897 New functions.
7898 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
7899 Remove unused removed_phis variable.
7900 (conditional_replacement): Use build1/build2.
7901 (abs_replacement): Use last_and_only_stmt and build1/build2.
7902
7903 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7904
7905 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
7906 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
7907 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
7908 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
7909 * c-common.c (handle_novops_attribute): New function.
7910 (c_common_attribute_table): Add "no vops" entry.
7911 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
7912 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
7913 * tree-ssa-operands.c (get_call_expr_operands): Do not
7914 create virtual operands for calls with ECF_NOVOPS flag.
7915 * tree.h (DECL_IS_NOVOPS): New macro.
7916 (struct tree_decl): Add novops_flag.
7917 (ECF_NOVOPS): New constant.
7918
7919 2005-03-14 Uros Bizjak <uros@kss-loka.si>
7920
7921 PR target/17688
7922 * config/i386/i386.c (x86_use_himode_fiop): New.
7923 (x86_use_simode_fiop): Rename from x86_use_fiop.
7924 * config/i386/i386.h (x86_use_himode_fiop): Declare.
7925 (TARGET_USE_HIMODE_FIOP): New.
7926 (x86_use_simode_fiop): Rename from x86_use_fiop.
7927 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
7928
7929 * config/i386/i386.md (X87MODEI12): New mode macro define.
7930 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
7931 to implement x87 FP compare with HImode input operands.
7932 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
7933 Use X87MODEI12 mode macro to handle HImode input operands.
7934 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
7935 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
7936 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
7937 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
7938 macro to implement x87 operators with HImode input operands.
7939 (fop splitters): Use X87MODEI12 mode macro to handle HImode
7940 input operands.
7941
7942 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7943
7944 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
7945 integer_zerop.
7946 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
7947 constants invariant.
7948
7949 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7950
7951 * basic-block.h (BB_VISITED): Removed.
7952 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
7953
7954 2005-03-14 Falk Hueffner <falk@debian.org>
7955
7956 PR bootstrap/20424
7957 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
7958
7959 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7960
7961 * ggc-zone.c: Fix comment typos.
7962
7963 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
7964 stringpool.c, config/mips/mips-protos.h: Update copyright.
7965
7966 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7967
7968 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
7969 throughout with its typedef, "rtx".
7970 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
7971 (rs6000_tls_symbol_ref_1): Remove inline keyword.
7972 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
7973 regs in comment to match code.
7974
7975 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7976
7977 * except.c (check_handled): Make it static.
7978 * except.h: Remove the corresponding prototype.
7979
7980 * function.c (get_func_frame_size): Make it static.
7981 * function.h: Remove the corresponding type.
7982
7983 * regclass.c (reg_class_superclasses, reg_class_subclasses):
7984 Make them static.
7985 * hard-reg-set.h: Remove the corresponding declarations.
7986
7987 * tree-cfg.c (verify_stmts): Check that
7988 bb_for_stmt (stmt) == bb for every PHI node and statement.
7989
7990 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7991
7992 * config.gcc: Remove excess indentation.
7993 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
7994
7995 2005-03-13 Roger Sayle <roger@eyesopen.com>
7996
7997 PR middle-end/19331
7998 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
7999 * fold-const.c (fold_sign_changed_comparison): Likewise.
8000 (fold_binary): Optimize comparisons against widened operands if
8001 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8002
8003 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8004
8005 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8006 (sparc_override_options): Initialize it.
8007 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8008
8009 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8010
8011 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8012 (reg_or_none500mem_operand): New predicate.
8013 (zero_reg_mem_operand): New predicate.
8014 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8015 to reg_or_none500mem_operand.
8016 (extendsfdf2_fpr): Add MEM alternative.
8017 (extenddftf2_internal): Change operand2 predicate to
8018 zero_reg_mem_operand.
8019
8020 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8021
8022 * ggc-zone.c: Rewritten.
8023
8024 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8025 if there are none.
8026 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8027 * config.in: Regenerated.
8028 * configure: Regenerated.
8029 * gengtype.c (write_types_process_field, write_func_for_structure):
8030 Pass new argument to gt_pch_note_object.
8031 * ggc-common.c (struct ptr_data): Add TYPE.
8032 (gt_pch_note_object): Take TYPE argument and save it.
8033 (call_count): Update call to ggc_pch_count_object.
8034 (call_alloc): Update call to ggc_pch_alloc_object.
8035 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8036 file.
8037 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8038 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8039 (ggc_alloc_zone_stat): Delete.
8040 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8041 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8042 (ggc_pch_alloc_object): Update prototypes.
8043 (garbage_zone): Delete.
8044 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8045 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8046 pointers.
8047 (tree_id_zone): New variable.
8048 (ggc_alloc_cleared_zone): Remove unused.
8049 (ggc_alloc_zone): Define.
8050 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8051 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8052 ggc_alloc_zone_stat.
8053 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8054 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8055 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8056 (make_node_stat): Likewise. Use tree_id_zone.
8057
8058 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8059 Joseph S. Myers <joseph@codesourcery.com>
8060
8061 * configure.ac: Check for MIPS TLS.
8062 * configure: Regenerated.
8063 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8064 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8065 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8066 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8067 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8068 (mips_classify_symbol, mips_symbolic_constant_p)
8069 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8070 (mips_tls_operand_p, mips_call_tls_get_addr)
8071 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8072 (mips_tls_symbol_ref_1): New functions.
8073 (mips_legitimize_address, mips_legitimize_const_move): Call
8074 mips_legitimize_tls_address.
8075 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8076 for MIPS16.
8077 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8078 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8079 (mips_char_to_class): Document V1_REG.
8080 (HAVE_AS_TLS): Provide default.
8081 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8082 constants.
8083 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8084 !TARGET_ABICALLS.
8085 (tls_get_tp_<mode>): New instruction.
8086
8087 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8088
8089 * configure.ac: Update checks for target tools.
8090 * configure: Regenerated.
8091
8092 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8093
8094 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8095
8096 2005-03-13 Roger Sayle <roger@eyesopen.com>
8097
8098 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8099 more classes of DImode multiplication by constant. Allow both
8100 multiplication by small negative constants (by performing a
8101 multiplication by a positive constant and negating the result) and
8102 multiplications by large powers of two, by using a left shift.
8103
8104 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8105
8106 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8107 of basic blocks into work_stack.
8108
8109 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8110 config/mips/vr.h: Update copyright.
8111
8112 * c-decl.c (c_init_decl_processing): Remove useless calls to
8113 build_function_type.
8114
8115 * builtins.c (fold_trunc_transparent_mathfn,
8116 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8117 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8118 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8119 fold_builtin_strcpy, fold_builtin_strncpy,
8120 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8121 TREE_TYPE (exp).
8122
8123 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8124 before_call.
8125
8126 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8127 variable determinant.
8128
8129 * tree-cfg.c (group_case_labels): Remove local variable type.
8130
8131 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8132 variable ann.
8133
8134 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8135 result.
8136
8137 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8138
8139 PR target/18251
8140 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8141 (*movmemqi_insn): Delete.
8142 (*movmemhi): Delete.
8143
8144 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8145
8146 * builtins.c (fold_builtin_classify): Take decomposed
8147 arguments of CALL_EXPR.
8148 (fold_builtin_1): Update a call to fold_builtin_classify.
8149
8150 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8151
8152 PR c/20402
8153 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8154 through into call to parser_xref_tag after parse error.
8155 (c_parser_struct_declaration): Consistently return NULL_TREE on
8156 error.
8157
8158 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8159
8160 * tree-flow-inline.h (ref_contains_array_ref): New function.
8161 (lookup_subvars_for_var): Ditto.
8162 (get_subvars_for_var): Ditto.
8163 (var_can_have_subvars): Ditto.
8164
8165 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8166 (struct subvar): New type.
8167
8168 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8169
8170 * tree-optimize.c (init_tree_optimization_passes): Call
8171 pass_create_structure_vars.
8172
8173 * tree-ssa-alias.c: Include vec.h.
8174 (init_alias_info): Don't auto-clear call clobbered on struct-field
8175 tags.
8176 (compute_flow_insensitive_aliasing): Handle subvars.
8177 (group_aliases): Handle STRUCT_FIELD aliases.
8178 (setup_pointers_and_addressables): Ditto.
8179 Don't mark variables non-addressable if they still have
8180 addressable subvars.
8181 Also mark subvars addressable when the real variable is marked
8182 addressable.
8183 (add_pointed_to_var): Try to prune the pointed-to set by only
8184 pointing to subvars when possible.
8185 Otherwise, make sure we set addresses_needed and pt_vars to
8186 properly include subvars.
8187 (bitpos_of_field): New function.
8188 (push_fields_onto_fieldstack): Ditto.
8189 (get_or_create_used_part_for): Ditto.
8190 (create_overlap_variables_for): Ditto.
8191 (find_used_portions): Ditto.
8192 (create_structure_vars): Ditto.
8193 (pass_create_structure_vars): New structure.
8194
8195 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8196 (get_expr_operands): Handle subvars. Also try to turn
8197 COMPONENT_REF accesses into must-defs now that we can accurately
8198 portray it.
8199 (note_addressable): Try to only mark as addressable those subvars
8200 we know a COMPONENT_REF touches.
8201 (overlap_subvar): New function.
8202
8203 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8204 Handle subvar storing.
8205 (vect_address_analysis): Update caller of vect_object_analysis.
8206
8207 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8208
8209 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8210 (STMT_VINFO_SUBVARS): New macro.
8211
8212 * common.opts: add flag_tree_salias.
8213
8214 * opts.c (decode_options): flag_tree_salias defaults to on.
8215
8216 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8217
8218 * doc/tree-ssa.texi: Document structural alias analysis.
8219
8220 2005-03-12 Steven Bosscher <stevenb@suse.de>
8221
8222 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8223 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8224 * tree-ssa-operands.c (get_expr_operands): Likewise.
8225 (get_expr_operands): Likewise for ERROR_MARK.
8226
8227 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8228
8229 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8230 var.
8231
8232 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8233 removed_phis.
8234
8235 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8236 (mark_operand_necessary): Remove local variable ver.
8237
8238 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8239 variable prefix_len.
8240
8241 * value-prof.c (mod_subtract_transform): Remove local variable
8242 value.
8243
8244 * builtins.c (fold_builtin_exponent): Take decomposed
8245 arguments of CALL_EXPR.
8246 (fold_builtin_1): Update a call to fold_builtin_exponent.
8247
8248 * builtins.c (fold_builtin_logarithm): Take decomposed
8249 arguments of CALL_EXPR.
8250 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8251
8252 * c-decl.c (c_init_decl_processing): Remove local variables
8253 ptr_ftype_void and ptr_ftype_ptr.
8254
8255 * gimplify.c (gimplify_expr): Remove local variables r0 and
8256 r1.
8257
8258 * reg-stack.c (move_for_stack_reg): Remove local variable
8259 push_insn.
8260 (compare_for_stack_reg): Remove local variable flags_user.
8261 (convert_regs_1): Remove local variable deleted.
8262
8263 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8264 variable new_cond.
8265 (combine_blocks): Remove local variables exits and new_e.
8266
8267 * tree-inline.c (expand_call_inline): Remove local variable
8268 decl.
8269
8270 * tree-ssa-live.c (create_ssa_var_map,
8271 calculate_live_on_entry): Remove local variable snn.
8272
8273 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8274
8275 * c-lex.c (c_lex_with_flags): Add parameter to call to
8276 cpp_spell_token.
8277
8278 2005-03-11 Per Bothner <per@bothner.com>
8279
8280 * c-tree.h (struct c_declarator): New id_loc field.
8281 * c-pragma.h (c_lex_with_flags): Take position reference.
8282 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8283 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8284 (c_lex): Pass dummy location to c_lex_with_flags.
8285 * c-parser.c (c_lex_one_token): Set c_token's location using
8286 c_lex_with_flags, instead of input_location, which might be "ahead".
8287 (c_parser_direct_declarator): Set declarator's id_loc from
8288 c_token's id_loc.
8289 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8290 declarator's id_loc, rather than probably-imprecise input_location.
8291 (build_id_declarator): Initialize c_declarator's id_loc field.
8292
8293 2005-03-11 Roger Sayle <roger@eyesopen.com>
8294
8295 PR middle-end/20419
8296 * builtins.c (expand_builtin_signbit): Force the signbit's word
8297 into an integer register to avoid SUBREGs of floating point modes.
8298
8299 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8300
8301 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8302 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8303 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8304 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8305
8306 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8307
8308 PR rtl-optimization/20306
8309 * expr.c (emit_move_complex): Set try_int false if mode is
8310 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8311 emit_block_move if try_int is true.
8312
8313 2005-03-11 Richard Henderson <rth@redhat.com>
8314
8315 PR target/20415
8316 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8317 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8318 to match.
8319
8320 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8321
8322 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8323 (TARGET_FIX_VR4130): New macro.
8324 (TARGET_OPTIONS): Add -mfix-vr4130.
8325 (ISA_HAS_MACCHI): New macro.
8326 (ASM_SPEC): Add -mfix-vr4130.
8327 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8328 (override_options): Handle mips_fix_vr4130_string.
8329 (mips_avoid_hazards): Clear all_noreorder_p
8330 if we're working around VR4130 errata and the macc alternatives
8331 are not available.
8332 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8333 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8334 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8335 (MULTILIB_DEFAULTS): Remove leading "march=".
8336 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8337 if no architecture option is given.
8338 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8339 VR4130 multilibs.
8340 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8341 * doc/invoke.texi: Document -mfix-vr4130.
8342
8343 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8344
8345 * config/mips/mips.c (override_options): Only warn about -mint64
8346 deprecation if TARGET_INT64.
8347
8348 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8349
8350 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8351 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8352 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8353 are non-specific regarding the nonnull parameter positions.
8354 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8355 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8356 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8357 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8358
8359 * builtins.def: Use the non-specific "nonnull" attibute lists.
8360
8361 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8362
8363 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8364 single_pred_edge, single_succ, single_pred): Improve comments.
8365
8366 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8367
8368 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8369 single_pred_edge, single_succ, single_pred): New inline functions.
8370 * bb-reorder.c (rotate_loop, find_traces_1_round,
8371 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8372 duplicate_computed_gotos): Use the single_succ/pred functions.
8373 * cfganal.c (forwarder_block_p): Ditto.
8374 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8375 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8376 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8377 merge_seq_blocks): Ditto.
8378 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8379 * cfglayout.c (fixup_reorder_chain): Ditto.
8380 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8381 canonicalize_loop_headers, verify_loop_structure): Ditto.
8382 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8383 mfb_update_loops, create_preheader, force_single_succ_latches,
8384 create_loop_notes): Ditto.
8385 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8386 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8387 commit_one_edge_insertion, purge_dead_edges,
8388 cfg_layout_can_merge_blocks_p): Ditto.
8389 * except.c (sjlj_emit_function_enter): Ditto.
8390 * flow.c (init_propagate_block_info): Ditto.
8391 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8392 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8393 insert_insn_end_bb): Ditto.
8394 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8395 find_if_case_2): Ditto.
8396 * lambda-code.c (perfect_nestify): Ditto.
8397 * lcm.c (optimize_mode_switching): Ditto.
8398 * loop-doloop.c (doloop_modify): Ditto.
8399 * loop-init.c (loop_optimizer_init): Ditto.
8400 * loop-iv.c (simplify_using_initial_values): Ditto.
8401 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8402 * loop-unswitch.c (unswitch_loop): Ditto.
8403 * modulo-sched.c (generate_prolog_epilog): Ditto.
8404 * predict.c (combine_predictions_for_insn, estimate_probability,
8405 tree_estimate_probability, last_basic_block_p,
8406 estimate_bb_frequencies): Ditto.
8407 * profile.c (branch_prob): Ditto.
8408 * regrename.c (copyprop_hardreg_forward): Ditto.
8409 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8410 * tracer.c (layout_superblocks): Ditto.
8411 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8412 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8413 cleanup_control_expr_graph, disband_implicit_edges,
8414 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8415 tree_verify_flow_info, tree_make_forwarder_block,
8416 tree_forwarder_block_p, remove_forwarder_block,
8417 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8418 * tree-if-conv.c (tree_if_conversion): Ditto.
8419 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8420 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8421 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8422 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8423 copy_loop_headers): Ditto.
8424 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8425 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8426 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8427 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8428 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8429 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8430 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8431 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8432 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8433 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8434 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8435 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8436 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8437 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8438 slpeel_add_loop_guard): Ditto.
8439
8440 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8441
8442 PR tree-optimization/15784
8443 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8444 and -1 - A to ~A.
8445
8446 * stmt.c (expand_case): Don't change index_type. Convert minval
8447 to the proper type.
8448
8449 PR tree-optimization/20130
8450 * fold-const.c (fold): Fold x * -1 into -x.
8451
8452 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8453
8454 PR rtl-optimization/20331
8455 * rtlanal.c (modified_between_p): Check its address first for MEM.
8456 (modified_in_p): Likewise.
8457
8458 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8459
8460 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8461
8462 2005-03-10 Steven Bosscher <stevenb@suse.de>
8463
8464 * expr.c (expand_expr_real_1): If possible, use a conditional
8465 move for expanding MIN_EXPR and MAX_EXPR.
8466 Use temp for moving around rtx-en.
8467
8468 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8469
8470 PR rtl-opt/20412
8471 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8472 correct mode.
8473
8474 2005-03-10 Roger Sayle <roger@eyesopen.com>
8475
8476 * builtins.c (expand_builtin_signbit): Extend to handle floating
8477 point modes wider than the largest integer type, using the
8478 operand_subword_force function to obtain the signbit's word.
8479
8480 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8481
8482 PR target/20322
8483 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8484 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8485
8486 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8487
8488 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8489
8490 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8491
8492 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8493 type void.
8494 (perform_edge_inserts): Unconditionally call
8495 free_dominator_info.
8496
8497 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8498
8499 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8500
8501 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8502
8503 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8504
8505 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8506
8507 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8508 gcc_unreachable.
8509 (rtl_register_value_prof_hooks,
8510 tree_value_profile_transformations,
8511 tree_register_value_prof_hooks): Likewise.
8512 * var-tracking.c (stack_adjust_offset_pre_post,
8513 variable_htab_free, variable_union, dataflow_set_different_2,
8514 count_uses, variable_was_changed, set_frame_base_location,
8515 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8516 vt_add_function_parameters): Likewise.
8517 * varasm.c (named_section_real, named_section, make_decl_rtl,
8518 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8519 const_hash_1, compare_constant, copy_constant, force_const_mem,
8520 output_constant_pool_2, output_constant_pool_1, output_constant,
8521 output_constructor, make_decl_one_only, decl_tls_model,
8522 default_no_named_section, default_elf_select_section_1,
8523 default_unique_section_1): Likewise.
8524 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8525 * vmsdbgout.c (addr_const_to_string): Likewise.
8526
8527 PR c++/20375
8528 * function.c (struct assign_parm_data_one): Remove last_named
8529 field.
8530 (assign_parm_find_data_types): Don't determine last_named.
8531 Reorder named_parm determination.
8532 (assign_parms): Only setup varargs on the last non-varadic
8533 parameter.
8534
8535 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8536
8537 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8538 sda base address on medium model.
8539
8540 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8541
8542 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8543 * cfgloop.c (flow_loop_nodes_find): Export.
8544 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8545 Declare.
8546 * cfgloopmanip.c (fix_loop_structure): New function.
8547 * predict.c (predict_loops): Clean up the loops information.
8548 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
8549 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
8550 loop structure.
8551 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
8552 (rewrite_into_loop_closed_ssa): Declaration changed.
8553 * tree-loop-linear.c (linear_transform_loops): Add argument to
8554 rewrite_into_loop_closed_ssa call.
8555 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8556 * tree-ssa-loop-im.c (move_computations): Ditto.
8557 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
8558 * tree-vectorizer.c (vectorize_loops): Ditto.
8559 * tree-optimize.c: Include cfgloop.h.
8560 (execute_todo): Choose whether to call cleanup_tree_cfg or
8561 cleanup_tree_cfg_loop.
8562 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
8563 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
8564 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
8565 cleanup_tree_cfg_loop call.
8566 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
8567 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
8568 work on part of cfg.
8569
8570 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8571
8572 PR inline-asm/20314
8573 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
8574 with multiple alternatives.
8575
8576 * stmt.c (parse_output_constraint): Fix a typo.
8577
8578 2005-03-09 Bob Wilson <bob.wilson@acm.org>
8579
8580 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
8581 assembly directive instead of deprecated "no-generics".
8582
8583 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
8584
8585 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8586 for non-offsettable memory references to cope with outstanding reload
8587 replacements.
8588 * config/s390/s390.md ("reload_outti"): Call find_replacement to
8589 avoid losing outstanding address reloads.
8590 ("reload_outdi", "reload_outdf"): Likewise.
8591
8592 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8593
8594 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
8595 code. Add more cbrt transformations.
8596
8597 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8598
8599 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
8600
8601 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8602
8603 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
8604 NULL_TREE when a given tree is not simplified.
8605 (fold): Return the original tree when any of the functions
8606 mentioned above NULL_TREE.
8607
8608 * fold-const.c (fold_unary, fold_binary): Take decomposed
8609 arguments, code, type, op0, and op1 in case of fold_binary.
8610 (fold): Update calls to fold_unary and fold_binary.
8611
8612 2005-03-09 Roger Sayle <roger@eyesopen.com>
8613
8614 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
8615 a fndecl and an arglist instead of a CALL_EXPR, exp.
8616
8617 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8618
8619 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
8620
8621 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
8622
8623 * expr.c (expand_assignment): Remove orig_to_rtx.
8624
8625 * fold-const.c (int_const_binop): Remove no_overflow.
8626
8627 * ifcvt.c (noce_emit_move_insn): Remove inmode.
8628
8629 * loop-iv.c (get_biv_step_1): Remove lhs.
8630
8631 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
8632
8633 * real.c (real_nan): Remove neg.
8634
8635 * function.c (thread_prologue_and_epilogue_insns): Remove i
8636 and newinsn.
8637
8638 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
8639 tb.
8640
8641 * tree-eh.c (tree_could_trap_p): Remove idx.
8642
8643 * tree-into-ssa.c (ann): Remove ann.
8644
8645 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
8646
8647 * tree-sra.c (decide_block_copy): Remove inst_count.
8648
8649 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
8650
8651 * tree-ssa-loop-im.c (lhs): Remove.
8652
8653 * cfgbuild.c (state, STATE, SET_STATE,
8654 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
8655 make_edges.
8656 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
8657 (find_basic_blocks): Set the state of each basic block to
8658 BLOCK_NEW.
8659
8660 2005-03-08 Jeff Law <law@redhat.com>
8661
8662 * tree-cfg.c (cleanup_control_flow): If removal of a computed
8663 goto results in the removal of edges in the CFG, then we need
8664 to recompute dominators.
8665
8666 2005-03-09 Ben Elliston <bje@au.ibm.com>
8667
8668 * c-common.c (c_do_switch_warnings): Comment fix.
8669
8670 2005-03-08 Julian Brown <julian@codesourcery.com>
8671
8672 * Patch from 2005-03-08 reverted for causing regressions and
8673 ppc-darwin bootstrap failure.
8674
8675 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
8676
8677 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
8678 Define the real function for ppc-darwin.
8679 * c-typeck.c (convert_arguments): Check for target-specific
8680 invalid argument call to unprototyped function.
8681 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8682 New Macro.
8683 * target.h (invalid_arg_for_unprototyped_fn): New field
8684 in struct calls.
8685 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
8686 default target hook.
8687 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
8688 Declare.
8689
8690 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8691
8692 * c-typeck.c (constructor_stack, constructor_range_stack,
8693 initializer_stack): Make them static.
8694
8695 * cfg.c (rbi_pool): Make it static.
8696
8697 * gimple-low.c (lower_stmt_body): Make it static.
8698 * tree-flow.h: Remove the corresponding prototype. Don't
8699 declare lower_data.
8700
8701 * sched-deps.c (cache_size): Make it static.
8702
8703 * stor-layout.c (lang_adjust_rli): Make it static.
8704
8705 2005-03-08 Julian Brown <julian@codesourcery.com>
8706
8707 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8708 from being used for symbols with vague linkage when
8709 HAVE_GAS_COMDAT_GROUP is true.
8710
8711 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
8712
8713 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
8714 nlabel == JUMP_LABEL (jump).
8715
8716 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8717
8718 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
8719 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
8720 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
8721 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
8722
8723 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
8724
8725 PR c/14411
8726 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
8727 * c-common.c (handle_returns_twice): New function.
8728 (c_common_attribute_table): Declare eturns_twice' attribute.
8729 * doc/extend.texi: Document eturns_twice' attribute.
8730 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
8731 (struct tree_decl): Add returns_twice_flag.
8732
8733 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8734
8735 * tree-ssa-phiopt.c: Fix a comment typo.
8736
8737 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
8738 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
8739 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
8740 copyright.
8741
8742 2005-03-08 Richard Henderson <rth@redhat.com>
8743
8744 * config/alpha/alpha.c (code_for_builtin): Replace special-case
8745 builtin codes with ctzdi2, clzdi2, popcountdi2.
8746 (struct alpha_builtin_def): Add is_const.
8747 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
8748 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
8749 (alpha_init_builtins): Init them. Set nothrow and const attributes
8750 on builtins.
8751 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
8752 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
8753 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
8754 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
8755 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
8756 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
8757 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
8758 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
8759 (TARGET_FOLD_BUILTIN): New.
8760 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
8761 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
8762 (ffsdi2): Use ctz.
8763 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
8764
8765 2005-03-08 Ira Rosen <irar@il.ibm.com>
8766
8767 PR tree-optimization/20122
8768 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
8769 condition of access function instead of base.
8770
8771 2005-03-07 Jeff Law <law@redhat.com>
8772 Steven Bosscher <stevenb@suse.de>
8773
8774 * tree-cfg.c (find_taken_edge_computed_goto): New function.
8775 (find_taken_edge): Call find_taken_edge_computed_goto as
8776 appropriate. Allow any gimple invariant rather than just
8777 INTEGER_CST for VAL.
8778 (cleanup_control_flow): Cleanup a computed goto which has turned
8779 into a simple goto.
8780 (tree_merge_blocks): If block B has any forced labels, move
8781 them to the start of block A.
8782 * tree-ssa-dom.c (thread_across_edge): Allow threading across
8783 computed gotos as well.
8784 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
8785 removal of unnecessary computed gotos too.
8786 (lookup_redirection_data): Fix type of INSERT argument. Callers
8787 updated.
8788
8789 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8790
8791 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
8792 Remove trailing spaces.
8793
8794 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
8795 unshare_all_trees): Make them static.
8796 * tree-gimple.h: Remove the corresponding prototypes.
8797
8798 * diagnostic.h: Remove unused prototype
8799 debug_output_buffer.
8800 * modulo-sched.c: Remove unused prototype
8801 set_row_column_for_ps.
8802
8803 * tree-ssa-phiopt.c (tree_ssa_phiopt,
8804 replace_phi_edge_with_variable): Remove unused variable i.
8805
8806 2005-03-07 Per Bothner <per@bothner.com>
8807
8808 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
8809
8810 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
8811
8812 PR tree-opt/17671
8813 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
8814 bbs on the COND_EXPR instead of the PHI_NODEs.
8815 (candidate_bb_for_phi_optimization): Remove.
8816 (replace_phi_with_stmt): Rename to ...
8817 (replace_phi_edge_with_variable): this and change so that we
8818 replace the phi argument instead of removing the PHI.
8819 (conditional_replacement): Change so we deal with PHI with more
8820 than two arguments.
8821 (value_replacement): Likewise.
8822 (abs_replacement): Likewise.
8823
8824 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
8825
8826 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
8827 output_e500_flip_gt_bit.
8828
8829 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
8830 as bit 31.
8831 (rs6000_generate_compare): Fix logic to look at the correct bits.
8832 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
8833 Look at GT bit.
8834 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
8835 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
8836 gen_move_from_CR_gt_bit.
8837
8838 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
8839 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
8840 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
8841
8842 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
8843 (E500_CR_IOR_COMPARE): New constant.
8844
8845 2005-03-08 Earl Chew <earl_chew@agilent.com>
8846 David Billinghurst <David.Billinghurst@riotinto.com>
8847
8848 * config/i386/host-cygwin.c: New file to support precompiled
8849 headers on cygwin
8850 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
8851 * config.host: Use above files for cygwin host.
8852
8853 2005-03-07 David Edelsohn <edelsohn@gnu.org>
8854
8855 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
8856 ordering ops from earlier change.
8857
8858 2005-03-07 Per Bothner <per@bothner.com>
8859
8860 Various fixes to allow us to again build if --enable-mapped-location:
8861 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
8862 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
8863 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
8864 local variable loc. Change logic appropriately.
8865 * tree-vect-transform.c (vect_finish_stmt_generation): Use
8866 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
8867 * c-parser.c (c_parser_for_statement): Initialize loc variable.
8868 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
8869 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
8870
8871 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
8872
8873 PR rtl-optimization/19683
8874 * reload1.c (choose_reload_regs): Pass the number of bits, not the
8875 number of bytes, to smallest_int_for_mode. Fix arguments to
8876 REG_CANNOT_CHANGE_MODE_P.
8877
8878 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8879
8880 * reorg.c (relax_delay_slots): Check that the jump is
8881 conditional before trying to invert it.
8882
8883 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8884
8885 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
8886 Make them static.
8887
8888 * calls (stack_arg_under_construction): Make it static.
8889
8890 * flow.c (regs_live_at_setjmp): Make it static.
8891 * flow.h: Remove the corresponding prototype.
8892
8893 * reload1.c (reload_startobj, reload_firstobj,
8894 something_needs_operands_changed, reload_inherited,
8895 reload_inheritance_insn, reload_override_in,
8896 reload_spill_index): Make them static.
8897
8898 * recog.c (verify_changes): Make it static.
8899 * recog.h: Remove the corresponding prototype.
8900
8901 * cfgbuild.c (find_sub_basic_blocks): Remove.
8902 * basic-block.h: Remove the corresponding prototype.
8903 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
8904 in comments.
8905 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
8906
8907 * tree-ssa-operands.c (check_build_stmt): Remove.
8908
8909 * stor-layout.c (set_alignment): Remove.
8910 * tree.h: Remove the corresponding prototype.
8911
8912 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
8913
8914 * tree-ssa-dce.c (control_dependence_map,
8915 visited_control_parents): Make them static.
8916
8917 * cfghooks.c (verify_flow_info): Remove local variable
8918 num_bb_notes.
8919
8920 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
8921 last_bb_seen.
8922
8923 * loop-unswitch.c (unswitch_loop): Remove local variable src.
8924
8925 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
8926
8927 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
8928
8929 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
8930
8931 * config/ia64/hpux.h (LINK_SPEC): Add -z.
8932 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
8933 PARALLEL for an empty structure.
8934
8935 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8936
8937 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
8938
8939 * fold-const.c (fold_binary): Unroll the very first "for"
8940 loop.
8941
8942 2005-03-06 David Edelsohn <edelsohn@gnu.org>
8943
8944 * config/rs6000/predicates.md (branch_comparison_operator): Remove
8945 redundant match_code test.
8946 (scc_comparison_operator): Swap match_operand and match_code
8947 tests.
8948 (branch_positive_comparison_operator): Same.
8949 (trap_comparison_operator): Use comparison_operator and swap with
8950 match_code test.
8951
8952 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
8953
8954 PR target/20288
8955 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
8956 (out_movhi_r_mr): Read low byte of volatile MEM first.
8957 (out_movhi_mr_r): Write high byte of volatile MEM first.
8958
8959 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8960
8961 * cselib.c (reg_values, reg_values_size): Make them static.
8962
8963 * cse.c (cse_reg_info_table): Make it static.
8964
8965 * fold-const.c (fold_unary): Use build1 instead of copy_node.
8966
8967 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
8968
8969 * cse.c (find_best_addr): Use canon_for_address.
8970
8971 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8972
8973 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
8974 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
8975 SUBREG and MEM, respectively.
8976
8977 * fold-const.c (fold_binary): Use code instead of t.
8978
8979 * fold-const.c (optimize_minmax_comparison): Take decomposed
8980 arguments code, type, op0, and op1 instead of t.
8981 (fold_binary): Update a call to optimize_minmax_comparison.
8982
8983 * fold-const.c (fold_range_test): Take decomposed arguments
8984 code, type, op0, and op1 instead of t.
8985 (fold_binary): Update a call to fold_range_test.
8986
8987 * fold-const.c (fold_binary_op_with_conditional_arg): Take
8988 decomposed arguments code, type, op0, and op1 instead of t.
8989 (fold_binary): Update a call to fold_range_test.
8990
8991 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8992
8993 * fold-const.c (fold_binary): Avoid directly using the original
8994 expression t as much as possible.
8995
8996 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8997
8998 * c-semantics.c (build_stmt): Use TYPE_P instead of
8999 IS_NON_TYPE_CODE_CLASS.
9000 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9001 (NON_TYPE_CHECK): Use TYPE_P instead of
9002 IS_NON_TYPE_CODE_CLASS.
9003
9004 * fold-const.c (fold): Remove handling of binary expressions.
9005
9006 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9007
9008 * doc/c-tree.texi: Wrap comments in @r{}.
9009 * doc/cpp.texi: Likewise.
9010 * doc/cppinternals.texi: Likewise.
9011 * doc/extend.texi: Likewise.
9012 * doc/md.texi: Likewise.
9013 * doc/objc.texi: Likewise.
9014 * doc/sourcebuild.texi: Likewise.
9015 * doc/tm.texi: Likewise.
9016 * doc/tree-ssa.texi
9017
9018 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9019
9020 * predict.c (apply_return_prediction): Standardize PHI chain
9021 walking.
9022 * tree-ssa.c (ssa_redirect_edge): Likewise.
9023
9024 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9025 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9026 Update copyright.
9027
9028 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9029 * tree-flow.h: Adjust the prototype for remove_phi_node.
9030 * lambda-code.c (perfect_nestify): Adjust a call to
9031 remove_phi_node.
9032 * tree-cfg.c
9033 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9034 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9035 Likewise.
9036 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9037 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9038 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9039 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9040
9041 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9042 of GEN_INT (trunc_int_for_mode (...)).
9043 * loop-iv.c (iv_number_of_iterations): Likewise.
9044 * postreload.c (reload_cse_move2add): Likewise.
9045 * simplify-rtx.c (simplify_const_unary_operation,
9046 simplify_const_binary_operation): Likewise.
9047 * stor-layout.c (get_mode_bounds): Likewise.
9048
9049 * fold-const.c (fold_binary): New.
9050 (fold): Call fold_binary on binary expressions.
9051
9052 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9053
9054 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9055 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9056 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9057 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9058 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9059
9060 2005-03-04 Devang Patel <dpatel@apple.com>
9061
9062 PR tree-optimization/18815
9063 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9064 loops with zero exit edges.
9065
9066 2005-03-04 Devang Patel <dpatel@apple.com>
9067
9068 * doc/invoke.texi: Remove reference to webpage that does not exist.
9069
9070 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9071 Joseph S. Myers <joseph@codesourcery.com>
9072
9073 PR c++/19797
9074 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9075 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9076 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9077 * pa.c (get_plabel): Change argument to symbol_ref. Call
9078 maybe_get_identifier instead of get_identifier.
9079 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9080 (struct deferred_plabel): Replace name field with symbol field.
9081 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9082 ASM_OUTPUT_EXTERNAL_REAL is defined.
9083 (output_global_address): Use output_addr_const for output of all
9084 symbol_refs.
9085 (output_deferred_plabels): Use symbol_ref instead of name for address
9086 output.
9087 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9088 ASM_OUTPUT_SYMBOL_REF): New macros.
9089 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9090 comment.
9091 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9092 label.
9093
9094 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9095
9096 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9097 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9098
9099 2005-03-04 Jeff Law <law@redhat.com>
9100
9101 * basic-block.h (rediscover_loops_after_threading): Declare.
9102 * tree-ssa-dom.c: Include cfgloop.h.
9103 (tree_ssa_dominator_optimize): Discover loops and some basic
9104 properties. Remove forwarder blocks recreated by loop header
9105 canonicalization. Also mark backedges in the CFG.
9106 * tree-ssa-threadupdate.c: Include cfgloop.h
9107 (rediscover_loops_after_threading): Define.
9108 (struct local_info): New field, JUMP_THREADED.
9109 (prune_undesirable_thread_requests): New function.
9110 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9111 then record that fact for the callers of redirct_edges.
9112 (thread_block): If BB has incoming backedges, then call
9113 prune_undesirable_thraed_requests. Note when we are
9114 going to have to rediscover loop information. Return a
9115 boolean indicating if any jumps were threaded.
9116 (thread_through_all_blocks): Bubble up boolean indicating
9117 if any jumps were threaded.
9118 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9119 (tree-ssa-threadupdate.o): Similarly.
9120
9121 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9122
9123 * fold-const.c (fold_ternary): Unroll the "for" loop to
9124 extract operands.
9125
9126 2005-03-04 Andrew Haley <aph@redhat.com>
9127
9128 * unwind-dw2-fde-glibc.c (struct
9129 unw_eh_callback_data.check_cache): New field.
9130 (frame_hdr_cache): New.
9131 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9132 Cache frame header info.
9133
9134 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9135
9136 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9137 (print_c_condition): Declare.
9138 * read-rtl.c (ptr_loc): New structure.
9139 (ptr_locs, ptr_loc_obstack, joined_conditions)
9140 (joined_conditions_obstack): New variables.
9141 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9142 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9143 (join_c_conditions, print_c_condition): New functions.
9144 (apply_macro_to_string): Associate the new string with the same
9145 source location as the old one.
9146 (add_condition_to_string): Use join_c_conditions.
9147 (read_string): Use set_rtx_ptr_loc to record a filename and line
9148 number for the string.
9149 (read_rtx): Initialize the new variables above.
9150 * genattrtab.c (write_test_expr, write_attr_value): Use
9151 print_c_condition.
9152 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9153 comment above the GCC_VERSION check.
9154 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9155 Inline the definition of MAYBE_EVAL.
9156 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9157 * genoutput.c (process_template): Likewise.
9158 * genpreds.c (write_predicate_subfunction): Likewise.
9159 (write_predicate_expr): Use print_c_condition.
9160 * genrecog.c (write_cond): Likewise.
9161 * gensupport.c (process_rtx): Use join_c_conditions to join the
9162 conditions of a define_insn_and_split. Record a source location
9163 for the string after the "&&".
9164 (alter_test_for_insn): Use join_c_conditions.
9165
9166 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9167
9168 Revert for now:
9169 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9170 PR tree-optimization/15784
9171 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9172 and -1 - A to ~A.
9173
9174 2005-03-04 Ben Elliston <bje@au.ibm.com>
9175
9176 * gcc.c (option_map): Add --coverage.
9177 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9178 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9179 * config/darwin.h: Pass -lgcov for `coverage'.
9180 * doc/invoke.texi (Debugging Options): Document --coverage.
9181
9182 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9183
9184 * gcse.c (bypass_block): Use find_edge wherever possible.
9185
9186 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9187
9188 Fix PR debug/20253
9189
9190 * c-opts.c (c_common_parse_file): Call start_source_file
9191 and end_source_file at the approriate times.
9192
9193 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9194 the main file, it will be done for us now.
9195
9196 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9197
9198 * fold-const.c (fold_ternary): New.
9199 (fold): Call fold_ternary on ternary expressions. Remove
9200 handling of ternary expressions.
9201
9202 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9203
9204 PR tree-optimization/15784
9205 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9206 and -1 - A to ~A.
9207
9208 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9209
9210 * config/rs6000/predicates.md (branch_comparison_operator):
9211 Convert from C block to conditional format.
9212
9213 2005-03-03 Jan Hubicka <jh@suse.cz>
9214
9215 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9216 and non-constant public variables.
9217
9218 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9219
9220 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9221 with LABEL_EXPR.
9222
9223 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9224 EDGE_I.
9225
9226 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9227 calls to release_ssa_name and release_phi_node.
9228
9229 * fold-const.c (fold): Remove handling of unary expressions.
9230
9231 * fold-const.c (fold_unary): Avoid directly using the original
9232 expression t as much as possible.
9233
9234 2005-03-03 Roger Sayle <roger@eyesopen.com>
9235 Andrew Pinski <pinskia@physics.uc.edu>
9236
9237 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9238 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9239
9240 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9241
9242 Describe special registers SRP and MOF as allocatable registers.
9243 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9244 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9245 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9246 TARGET_HAS_MUL_INSNS.
9247 (cris_print_operand) <case 'd'>: New case.
9248 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9249 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9250 define.
9251 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9252 (REG_ALLOC_ORDER): Update for MOF.
9253 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9254 SPECIAL_REGS.
9255 (GENERAL_REGS): No longer a define of ALL_REGS.
9256 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9257 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9258 Adjust accordingly.
9259 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9260 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9261 (SECONDARY_RELOAD_CLASS): Define.
9262 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9263 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9264 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9265 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9266 (REGISTER_MOVE_COST): Define.
9267 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9268 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9269 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9270 (CRIS_MOF_REGNUM): New define_constants.
9271 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9272 special registers.
9273 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9274 New patterns.
9275 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9276 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9277 Adjust for MOF being properly described as a register.
9278 (indir_to_reg_split): Name this split. Conditionalize on the
9279 destination register being a general register.
9280 (movei): Conditionalize on on operands 0 and 1 having the same
9281 register class.
9282
9283 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9284
9285 PR target/20277
9286 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9287 -mcpu to override any other explicitly given flags.
9288
9289 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9290
9291 * recog.c (verify_changes, confirm_change_group): New functions,
9292 broken out of apply_change_group.
9293 (apply_change_group): Use them.
9294 * recog.h (verify_change, confirm_change_group): Declare.
9295 * rtl.h (redirect_jump_2): Declare.
9296 * jump.c (redirect_exp, invert_exp): Delete.
9297 (invert_exp_1): Take second parameter. Return value. Changed caller.
9298 (redirect_jump_2): New function, broken out of redirect_jump.
9299 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9300 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9301 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9302
9303 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9304
9305 * varasm.c (named_section): Use xstrdup rather than doing it by
9306 hand.
9307
9308 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9309
9310 2005-03-02 Devang Patel <dpatel@apple.com>
9311
9312 Undo PR tree-optimization/18815 fix.
9313
9314 2005-03-02 Devang Patel <dpatel@apple.com>
9315
9316 PR tree-optimization/18815
9317 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9318 loops with zero exit edges.
9319
9320 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9321
9322 * cfg.c (connect_src, connect_dest, disconnect_src,
9323 disconnct_dest): New.
9324 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9325 redirect_edge_pred): Use the new functions.
9326
9327 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9328 free_dominance_info only when needed.
9329
9330 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9331
9332 PR target/20276
9333 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9334 (reg_or_sub_cint64_operand): Same.
9335
9336 2005-03-02 Jeff Law <law@redhat.com>
9337
9338 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9339 CFG_ALTERED in the main DOM iteration loop.
9340
9341 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9342
9343 PR c++/19916
9344 * varasm.c (initializer_constant_valid_p): Allow conversions
9345 between OFFSET_TYPEs. Tidy.
9346
9347 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9348
9349 * config/cris/cris.md ("return"): Remove epilogue delay list
9350 sanity check.
9351
9352 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9353
9354 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9355 for Thumb.
9356 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9357
9358 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9359
9360 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9361 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9362 config/m68k/m68k.c, config/mips/mips.h,
9363 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9364 doc/include/gcc-common.texi: Update copyright.
9365
9366 PR middle-end/18029 and PR middle-end/18030
9367 * expr.c (optimize_bitfield_assignment_op): Add a special case
9368 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9369
9370 * fold-const.c (fold_unary): New.
9371 (fold): Call fold_unary on unary expressions.
9372
9373 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9374
9375 * cgraph.h (struct cgraph_edge): Add prev_caller and
9376 prev_callee fields.
9377 (cgraph_node_remove_callees): Export.
9378 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9379 and prev_callee.
9380 (cgraph_edge_remove_callee): New function.
9381 (cgraph_edge_remove_caller): Likewise.
9382 (cgraph_remove_edge): Use.
9383 (cgraph_redirect_edge_callee): Likewise.
9384 (cgraph_node_remove_callees): New function.
9385 (cgraph_node_remove_callers): Likewise.
9386 (cgraph_remove_node): Use.
9387 * tree-optimize.c (tree_rest_of_compilation): Use
9388 cgraph_node_remove_callees instead of manual loop.
9389 * cgraphunit.c (cgraph_finalize_function): Likewise.
9390 (cgraph_expand_function): Likewise.
9391 (cgraph_remove_unreachable_nodes): Likewise.
9392
9393 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9394
9395 PR c/8927
9396 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9397 argument.
9398 * c-decl.c (undeclared_variable): Take location as argument.
9399 * c-typeck.c (build_external_ref): Likewise.
9400 * c-parser.c (c_parser_postfix_expression): Pass location of
9401 identifier to build_external_ref.
9402
9403 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9404
9405 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9406 CCEQ mode for branch_positive_comparison_operator test.
9407 * config/rs6000/predicates (branch_comparison_operator): Revert to
9408 define_predicate.
9409 (scc_comparison_operator): Same.
9410 (branch_positive_comparison_operator): Same.
9411
9412 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9413
9414 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9415 (cris_delay_slots_for_epilogue): Remove.
9416 (save_last): Move into cris_target_asm_function_epilogue.
9417 (cris_target_asm_function_epilogue): Remove tests for file being
9418 NULL.
9419 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9420 (cris_delay_slots_for_epilogue): Remove prototypes.
9421 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9422 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9423
9424 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9425
9426 * config/rs6000/predicates.md (branch_comparison_operator): Change
9427 to define_special_predicate.
9428 (scc_comparison_operator): Same.
9429 (branch_positive_comparison_operator): Same.
9430
9431 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9432
9433 * Makefile.in (tree-ssa-sink.o): New.
9434 (OBJS-common): Add tree-ssa-sink.o.
9435 * common.opt: Add -ftree-sink
9436 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9437 * timevar.def (TV_TREE_SINK): new timevar.
9438 * tree-flow.h (is_hidden_global_store): Prototype.
9439 * tree-optimize.c (init_tree_optimization_passes): Add
9440 pass_sink_code.
9441 * tree-pass.h (pass_sink_code): New.
9442 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9443 for non-obvious global store store to is_hidden_global_store, and
9444 call that new function.
9445 * tree-ssa-sink.c: New file.
9446 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9447 * doc/passes.texi: Document forward store motion.
9448 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9449 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9450 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9451 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9452
9453 2005-03-01 Per Bothner <per@bothner.com>
9454
9455 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9456 and we have a non-zero column-number, add it to the message.
9457 Also factor out the diagnostic_kind_text.
9458
9459 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9460
9461 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9462 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9463 flow_loop_scan): Removed.
9464 (flow_loop_dump): Do not dump removed fields.
9465 (flow_loop_free): Do not free removed fields.
9466 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9467 (loop_exit_edge_p): New function.
9468 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9469 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9470 num_exits, exits_doms.
9471 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9472 LOOP_EDGES, LOOP_ALL): Removed.
9473 (flow_loop_scan): Declaration removed.
9474 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9475 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9476 flow_loops_find.
9477 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9478 (if_convert): Call flow_loops_find and flow_loops_free
9479 when calling mark_loop_exit_edges.
9480 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9481 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9482 free_dominance_info calls.
9483 * loop-init.c (flow_loops_find): Ditto.
9484 * passes.c (rest_of_handle_branch_prob): Ditto.
9485 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9486 * loop-unroll.c (analyze_insns_in_loop): Do not use
9487 EDGE_LOOP_EXIT.
9488 * predict.c (predict_loops): Do not call flow_loop_scan.
9489 Use get_loop_exit_edges.
9490 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9491 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9492 Do not use EDGE_LOOP_EXIT.
9493 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9494 to bb_with_exit_edge_p.
9495 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9496 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9497 to bb_with_exit_edge_p.
9498 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9499 EDGE_LOOP_EXIT.
9500 * tree-loop-linear.c (linear_transform_loops): Do not call
9501 flow_loop_scan. Use loop->single_exit.
9502 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9503 (vect_analyze_loop_form): Do not call flow_loop_scan.
9504 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9505 loop->single_exit.
9506 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9507 loop->single_exit.
9508 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9509 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9510 slpeel_tree_duplicate_loop_to_edge_cfg,
9511 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9512 Use loop_preheader_edge and loop->single_exit. Do not call
9513 flow_loop_scan.
9514
9515 2005-03-01 Nick Clifton <nickc@redhat.com>
9516
9517 * config/arm/arm.c (thumb_find_work_register): Check all of the
9518 argument registers to see if they are free, and a couple of
9519 special cases where the last argument register but can be proved
9520 to be available during the function's prologue.
9521 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9522 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9523 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9524 register bit-mask.
9525 (thumb_compute_save_reg_mask): Likewise. Also use
9526 thumb_find_work_register() to ensure that there is agreement about
9527 which work register is going to be used in the prologue.
9528 (thumb_output_function_prologue): Use unsigned long as the type
9529 for the register bit-mask. Also delay pushing the link register if
9530 other high registers are going to be pushed.
9531 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9532 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9533 redundant prototypes.
9534
9535 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9536
9537 PR target/19819
9538 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9539 and after reload in REG+REG indexed addresses without REG_POINTER
9540 set in the base and not set in the index.
9541
9542 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9543
9544 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9545 Don't undefine here.
9546 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9547 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
9548 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9549 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
9550 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
9551 Delete.
9552 * config.gcc (sh*-*-linux*): Use config/linux.h.
9553
9554 2005-02-28 Dale Johannesen <dalej@apple.com>
9555 Stan Shebs <shebs@apple.com>
9556
9557 Rewrite of 64-bit Darwin structure-by-value pass/return.
9558 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
9559 intoffset, use_stack, named.
9560 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
9561 (rs6000_darwin64_record_arg_advance_flush): New.
9562 (rs6000_darwin64_record_arg_advance_recurse): New.
9563 (rs6000_darwin64_record_arg_flush): New.
9564 (rs6000_darwin64_record_arg_recurse): New.
9565 (rs6000_darwin64_record_arg): New.
9566 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
9567 (function_arg_boundary): Handle 128-bit aligned structs.
9568 (function_arg_advance): Rewrite darwin64 struct handling.
9569 (function_arg): Call rs6000_darwin64_record_arg.
9570 (function_arg_partial_nregs): Handle darwin64 structs.
9571 (rs6000_darwin64_function_value): Remove.
9572 (rs6000_function_value): Call rs6000_darwin64_record_arg.
9573
9574 2005-02-28 Roger Sayle <roger@eyesopen.com>
9575
9576 PR tree-optimization/20216
9577 * tree-chrec.c (tree_fold_factorial): Delete.
9578 (tree_fold_binomial): Change argument list to take a return type
9579 and change the type of K to unsigned int. Rewrite to avoid explicit
9580 evaluation of factorials, and (recursively) calling fold to perform
9581 compile-time arithmetic. Return NULL on (internal) overflow.
9582 (chrec_evaluate): Change type of K to an unsigned int. Avoid
9583 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
9584 if any intermediate calculation overflows.
9585 (chrec_apply): Update call to chrec_evaluate.
9586
9587 2005-02-28 James E Wilson <wilson@specifixinc.com>
9588
9589 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
9590
9591 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
9592
9593 PR c/20245
9594 * c-parser.c (c_parser_compound_statement): Return error_mark_node
9595 instead of NULL_TREE on error.
9596
9597 2005-02-28 David Edelsohn <edelsohn@gnu.org>
9598
9599 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
9600 (EASY_VECTOR_15_ADD_SELF): Remove.
9601 (num_insns_constant_wide): Not static.
9602 (validate_condition_mode): Not static.
9603 (toc_relative_expr_p): Not static.
9604 (legitimate_indirect_address_p): Not static.
9605 (macho_lo_sum_memory_operand): Not static.
9606 (invalid_e500_subreg): Not static.
9607 (easy_vector_same): Not static.
9608 (easy_vector_splat_const): Not static.
9609 (RS6000_SYMBOL_REF_TLS_P): Remove.
9610 (any_operand): Delete.
9611 (any_parallel_operand): Delete.
9612 (count_register_operand): Delete.
9613 (altivec_register_operand): Delete.
9614 (xer_operand): Delete.
9615 (s8bit_cint_operand): Delete.
9616 (short_cint_operand): Delete.
9617 (u_short_cint_operand): Delete.
9618 (non_short_cint_operand): Delete.
9619 (exact_log2_cint_operand): Delete.
9620 (gpc_reg_operand): Delete.
9621 (cc_reg_operand): Delete.
9622 (cc_reg_not_cr0_operand): Delete.
9623 (reg_or_short_operand): Delete.
9624 (reg_or_neg_short_operand): Delete.
9625 (reg_or_aligned_short_operand): Delete.
9626 (reg_or_u_short_operand): Delete.
9627 (reg_or_cint_operand): Delete.
9628 (reg_or_arith_cint_operand): Delete.
9629 (reg_or_add_cint64_operand): Delete.
9630 (reg_or_sub_cint64_operand): Delete.
9631 (reg_or_logical_cint_operand): Delete.
9632 (got_operand): Delete.
9633 (got_no_const_operand): Delete.
9634 (easy_fp_constant): Delete.
9635 (easy_vector_constant): Delete.
9636 (easy_vector_constant_add_self): Delete.
9637 (zero_constant): Delete.
9638 (zero_fp_constant): Delete.
9639 (volatile_mem_operand): Delete.
9640 (offsettable_mem_operand): Delete.
9641 (mem_or_easy_const_operand): Delete.
9642 (add_operand): Delete.
9643 (non_add_cint_operand): Delete.
9644 (logical_operand): Delete.
9645 (non_logical_cint_operand): Delete.
9646 (mask_operand): Delete.
9647 (mask_operand_wrap): Delete.
9648 (mask64_operand): Delete.
9649 (mask64_2_operand): Delete.
9650 (and64_operand): Delete.
9651 (and64_2_operand): Delete.
9652 (and_operand): Delete.
9653 (reg_or_mem_operand): Delete.
9654 (lwa_operand): Delete.
9655 (symbol_ref_operand): Delete.
9656 (call_operand): Delete.
9657 (current_file_function_operand): Delete.
9658 (input_operand): Delete.
9659 (rs6000_nonimmediate_operand): Delete.
9660 (rs6000_tls_symbol_ref): Delete.
9661 (save_world_operation): Delete.
9662 (restore_world_operation): Delete.
9663 (load_multiple_operation): Delete.
9664 (store_multiple_operation): Delete.
9665 (vrsave_operation): Delete.
9666 (mfcr_operation): Delete.
9667 (mtcrf_operation): Delete.
9668 (lmw_operation): Delete.
9669 (stmw_operation): Delete.
9670 (branch_comparison_operator): Delete.
9671 (branch_positive_comparison_operator): Delete.
9672 (scc_comparison_operator): Delete.
9673 (trap_comparison_operator): Delete.
9674 (boolean_operator): Delete.
9675 (boolean_or_operator): Delete.
9676 (min_max_operator): Delete.
9677 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
9678 (EASY_VECTOR_15): Moved to here.
9679 (EASY_VECTOR_15_ADD_SELF): Move to here.
9680 (PREDICATE_CODES): Delete.
9681 * config/rs6000/rs6000-protos.h: Delete predicate functions.
9682 Declare functions no longer static.
9683 * config/rs6000/predicates.md: New.
9684 * config/rs6000/rs6000.md: Include predicates.md
9685
9686 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
9687
9688 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
9689 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
9690 REG_ALWAYS_RETURN.
9691 * cfgrtl.c (need_fake_edge_p): Likewise.
9692 * combine.c (distribute_notes): Likewise.
9693 * emit-rtl.c (try_split): Likewise.
9694 * recog.c (peephole2_opimize): Likewise.
9695 * reg-notes.def (ALWAYS_RETURN): Remove.
9696 * rtl.h (LCT_ALWAYS_RETURN): Remove.
9697 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
9698 * tree.h (ECF_ALWAYS_RETURN): Remove.
9699
9700 2005-02-28 Roger Sayle <roger@eyesopen.com>
9701
9702 PR middle-end/19874
9703 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
9704 between different machine modes is never a "useless" conversion.
9705
9706 2005-02-28 Geert Bosch <bosch@gnat.com>
9707
9708 PR ada/15977
9709 * doc/contrib.texi: List contributors for Ada front end
9710
9711 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9712
9713 * simplify-rtx.c (simplify_unary_operation_1,
9714 simplify_const_unary_operation): New, extracted from...
9715 (simplify_unary_operation): ... this one.
9716 (simplify_binary_operation_1,
9717 simplify_const_binary_operation): New, extracted from...
9718 (simplify_binary_operation): ... this one.
9719 * rtl.h (simplify_const_unary_operation,
9720 simplify_const_binary_operation): Add prototypes.
9721
9722 2005-02-28 Julian Brown <julian@codesourcery.com>
9723
9724 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
9725 building libjava and caused PR regression/20228.
9726
9727 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9728
9729 PR bootstrap/17383
9730 * Makefile.in (host_subdir): New.
9731 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
9732 * configure: Regenerate.
9733
9734 2005-02-27 Zack Weinberg <zack@codesourcery.com>
9735
9736 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
9737 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
9738 installation directory first.
9739
9740 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
9741
9742 PR target/19065.
9743 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
9744 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
9745 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
9746 * config/cris/cris.md: Tweak comments referring to Q.
9747 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
9748 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
9749 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
9750 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
9751 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
9752 Insert spaces in constraints to align alternatives vertically for
9753 readability.
9754 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
9755 operand 1: "M".
9756
9757 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9758
9759 PR rtl-optimization/17728
9760 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
9761 operand 0 from general_operand to move_dest_operand.
9762
9763 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9764
9765 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
9766 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
9767 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
9768 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
9769
9770 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
9771
9772 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
9773 * configure: Regenerate.
9774 * libada-mk.in: Remove CC; rename
9775 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
9776
9777 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
9778
9779 PR tree-opt/20188
9780 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
9781 for the lhs, also walk over the tree. Likewise for rhs.
9782
9783 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
9784
9785 * tree-ssa-dom.c (simple_iv_increment_p): New function.
9786 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
9787 Do not propagate value of iv before increment over the increment.
9788
9789 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
9790
9791 * c-parser.c: New file.
9792 * c-parse.in: Remove.
9793 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
9794 Remove.
9795 (c-parser.o): Add dependencies.
9796 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
9797 maintainer-clean, TAGS): Update.
9798 * c-config-lang.in (gtfiles): Update.
9799 * gengtype-lex.l: Don't handle "@@".
9800 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
9801 objc_build_synchronized, objc_begin_try_stmt,
9802 objc_begin_catch_clause, objc_finish_catch_clause,
9803 objc_build_finally_clause, objc_finish_try_stmt): New.
9804 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
9805 type_seen_p.
9806 (c_parse_init): Update comment.
9807 * c-decl.c (c_init_decl_processing): Update comment.
9808 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9809 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
9810 new c_declspecs members.
9811
9812 2005-02-25 Julian Brown <julian@codesourcery.com>
9813
9814 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9815 from being used for symbols with vague linkage when
9816 HAVE_GAS_COMDAT_GROUP is true.
9817
9818 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9819
9820 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
9821
9822 2005-02-25 Steve Ellcey <sje@cup.hp.com>
9823
9824 PR target/19930
9825 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
9826 (LIBGCC2_HAS_DF_MODE): New.
9827 (LIBGCC2_HAS_XF_MODE): New.
9828 (LIBGCC2_HAS_TF_MODE): New.
9829 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9830 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9831 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9832 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9833 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
9834 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
9835 and add _fixtfdi, _fixunstfdi, _floatditf
9836 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
9837 L_fixunstfdi, L_floatditf.
9838 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
9839 (LIBGCC2_HAS_TF_MODE): Define.
9840
9841 2005-02-25 Diego Novillo <dnovillo@redhat.com>
9842
9843 PR tree-optimization/20204
9844 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
9845 REWRITE_THIS_STMT markers on PHI nodes.
9846 (rewrite_initialize_block): Likewise.
9847
9848 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9849
9850 * version.c (version_string): Update to 4.1.
9851
9852 2005-02-25 Paolo Carlini <pcarlini@suse.de>
9853
9854 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
9855 Clarify that the alternative way doesn't work in GNU C++.
9856
9857 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9858
9859 PR tree-optimization/19937
9860 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
9861 to the type of the induction variable.
9862
9863 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
9864
9865 PR rtl-optimization/20117
9866 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
9867 the block including noncopyable insn.
9868
9869 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9870
9871 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
9872 calls to find_reg_note.
9873
9874 2005-02-24 Richard Henderson <rth@redhat.com>
9875
9876 PR tree-opt/20127
9877 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
9878 the type.
9879
9880 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
9881
9882 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
9883 vector types if to use base reg for misaligned non-word ld/std.
9884
9885 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9886
9887 PR target/14619
9888 * config/cris/cris.c (cris_target_asm_function_prologue): Create
9889 dwarf2 label manually and put it after, not before the prologue.
9890
9891 2005-02-24 David Edelsohn <edelsohn@gnu.org>
9892
9893 PR target/19019
9894 * reload.c (operands_match_p): Only increment register number for
9895 SCALAR_INT_MODE_P modes in multiple hard registers.
9896
9897 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
9898 Fix formatting.
9899
9900 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9901
9902 * ChangeLog.5: Fix log message typo(s).
9903 * ChangeLog.7: Likewise.
9904 * ChangeLog.tree-ssa: Likewise.
9905 * cfgexpand.c: Fix comment typo(s).
9906 * conflict.c: Likewise.
9907 * defaults.h: Likewise.
9908 * dwarf2out.c: Likewise.
9909 * gcse.c: Likewise.
9910 * ggc-page.c: Likewise.
9911 * tree-eh.c: Likewise.
9912 * tree-ssa-dom.c: Likewise.
9913
9914 2005-02-24 Jakub Jelinek <jakub@redhat.com>
9915
9916 PR target/19019
9917 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
9918 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
9919 if SHARED is defined.
9920
9921 PR target/20196
9922 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
9923 allow splitting only if operands 0 and 3 don't overlap.
9924
9925 2005-02-24 Richard Henderson <rth@redhat.com>
9926
9927 PR middle-end/19953
9928 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
9929 (fold_builtin_1): Call them.
9930 * fold-const.c (fold_complex_mult_parts): Split out from ...
9931 (fold_complex_mult): ... here. Fix typo in both imaginary case.
9932 (fold_complex_div_parts, fold_complex_div): New.
9933 (fold): Use them.
9934 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
9935
9936 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9937
9938 * tree-ssa-ccp.c (visit_assignment): Verify that result of
9939 VIEW_CONVERT_EXPR is_gimple_min_invariant.
9940
9941 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
9942 (print_node): Likewise.
9943 Print TYPE_SIZES_GIMPLIFIED.
9944
9945 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9946
9947 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
9948 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
9949 operands as commutative in constraints.
9950
9951 2005-02-24 Diego Novillo <dnovillo@redhat.com>
9952
9953 * tree-into-ssa.c: Re-organize internal functions.
9954
9955 2005-02-24 Richard Henderson <rth@redhat.com>
9956
9957 PR middle-end/18902
9958 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
9959 for c99.
9960 * common.opt (fcx-limited-range): New.
9961 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
9962 * toplev.c (flag_complex_method): Initialize to 1.
9963 (process_options): Set flag_complex_method to 0 if
9964 flag_cx_limited_range.
9965 * doc/invoke.texi (-fcx-limited-range): New.
9966
9967 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9968
9969 * cse.c (delete_trivially_dead_insns): Speed up by using
9970 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
9971 prev_real_insn.
9972
9973 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
9974
9975 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
9976 functions when -mid-shared-library is being used.
9977
9978 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9979
9980 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
9981 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
9982 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
9983 * system.h: Poison LINK_LIBGCC_SPECIAL.
9984
9985 2005-02-23 James E Wilson <wilson@specifixinc.com>
9986
9987 * gengtype.c (note_insn_name): Make 1 element larger.
9988
9989 2005-02-23 Roger Sayle <roger@eyesopen.com>
9990
9991 PR target/20018
9992 PR rtl-optimization/20097
9993 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9994 BImode SUBREGs of SImode registers which confuse the ia64 backend.
9995
9996 2005-02-23 David Edelsohn <edelsohn@gnu.org>
9997
9998 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
9999 * t-aix52 (SHLIB_INSTALL): Same.
10000
10001 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10002
10003 * genpreds.c: Update copyright.
10004
10005 2005-02-23 Michael Beach <michaelb@ieee.org>
10006
10007 PR target/20159
10008 * config/sparc/t-elf (startup files): Assemble with CPP.
10009
10010 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10011
10012 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10013 (write_predicate_expr): Likewise.
10014
10015 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10016
10017 PR tree-optimization/20100
10018 PR tree-optimization/20115
10019 * tree-optimize.c (init_tree_optimization_passes): Remove
10020 pass_maybe_create_global_var.
10021 * tree-pass.h (pass_maybe_create_global_var): Remove.
10022 * tree-ssa-alias.c (aliases_computed_p): Declare.
10023 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10024 (count_calls_and_maybe_create_global_var): Remove.
10025 (pass_maybe_create_global_var): Remove.
10026 (init_alias_info): Do not declare aliases_computed_p.
10027 (maybe_create_global_var): If the function contains no
10028 call-clobbered variables and a mix of pure/const and regular
10029 function calls, create .GLOBAL_VAR.
10030 Mark all call-clobbered variables for renaming.
10031 (merge_pointed_to_info): Update comment.
10032 (add_pointed_to_var): Likewise.
10033 (is_escape_site): Likewise.
10034 Accept struct alias_info * instead of size_t *.
10035 Update all users.
10036 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10037 as necessary.
10038 * tree-ssa-operands.c (get_call_expr_operands): If
10039 ALIASES_COMPUTED_P is false, do not add call-clobbering
10040 operands.
10041 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10042 (delete_tree_ssa): Likewise.
10043
10044 2005-02-22 James E Wilson <wilson@specifixinc.com>
10045
10046 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10047 (do_compile): Do call it here.
10048
10049 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10050
10051 PR rtl-optimization/20017.
10052 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10053 rest_of_handle_cse2, rest_of_handle_gcse): Call
10054 delete_dead_jumptables immediately before calling cleanup_cfg.
10055
10056 2005-02-22 Devang Patel <dpatel@apple.com>
10057
10058 PR 19952
10059 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10060 all labels
10061
10062 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10063
10064 * config/rs6000/aix.h (WINT_TYPE): Define.
10065
10066 2005-02-22 Stan Shebs <shebs@apple.com>
10067
10068 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10069 natural alignment for 64-bit Darwin.
10070 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10071 on 64-bit Darwin.
10072 * doc/invoke.texi: Document this.
10073
10074 2005-02-22 DJ Delorie <dj@redhat.com>
10075
10076 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10077 to make_[un]signed_type, not the mode itself.
10078
10079 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10080
10081 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10082 not available. Use tail calls wherever possible.
10083 (make_edge): Call unchecked_make_edge to create an edge.
10084
10085 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10086 (coalesce_ssa_name): Don't check for
10087 SSANORM_USE_COALESCE_LIST.
10088 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10089
10090 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10091
10092 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10093 (rewrite_into_ssa): ... here.
10094
10095 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10096
10097 PR tree-optimization/19786
10098 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10099 tag to another's may-alias bitmap when adding to the other's list.
10100
10101 2005-02-21 DJ Delorie <dj@redhat.com>
10102
10103 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10104 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10105 registers in unsupported ways.
10106 * expmed.c (init_expmed): Likewise.
10107
10108 2005-02-21 Stan Cox <scox@redhat.com>
10109
10110 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10111
10112 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10113
10114 * tree-cfg.c (fold_cond_expr_cond): New.
10115 (make_edges): Call fold_cond_expr_cond.
10116 (find_taken_edge): Accept nothing but INTEGER_CST.
10117 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10118 and 1.
10119 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10120
10121 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10122 that do not belong to any basic block.
10123
10124 2005-02-21 Jeff Law <law@redhat.com>
10125
10126 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10127 e->dest.
10128
10129 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10130
10131 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10132 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10133 Adjust their definitions.
10134 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10135 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10136
10137 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10138 genautomata.c, langhooks.c, langhooks.h, system.h,
10139 config/arm/lib1funcs.asm: Update copyright.
10140
10141 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10142
10143 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10144
10145 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10146
10147 PR bootstrap/13770
10148 * doc/install.texi: Document --with-gc.
10149
10150 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10151
10152 * simplify-rtx.c (simplify_unary_operation): Add a missing
10153 "break" statement.
10154
10155 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10156
10157 PR tree-optimization/18663
10158 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10159 if the type has variable bounds.
10160
10161 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10162
10163 * gcse.c: Remove an obsolete comment.
10164
10165 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10166
10167 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10168
10169 * doc/extend.texi (Function Attributes) <Attribute const>: The
10170 attribute "pure" is below this text, not above.
10171
10172 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10173
10174 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10175 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10176 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10177
10178 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10179
10180 PR 18785
10181 * langhooks.h (struct lang_hooks): Add to_target_charset.
10182 * langhooks.c (lhd_to_target_charset): New function.
10183 * langhooks-def.h: Declare lhd_to_target_charset.
10184 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10185 (LANG_HOOKS_INITIALIZER): Update.
10186 * c-common.c (c_common_to_target_charset): New function.
10187 * c-common.h: Declare it.
10188 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10189 c_common_to_target_charset.
10190
10191 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10192 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10193 Delete definitions.
10194 * system.h: Poison them.
10195 * doc/tm.texi: Don't discuss them.
10196 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10197 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10198 (pp_c_char): Do not attempt to generate letter escapes for
10199 newline, tab, etc.
10200 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10201 * config/mips/mips.c (mips_output_ascii): Likewise.
10202
10203 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10204
10205 PR tree-optimization/19951
10206 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10207 is abnormal.
10208
10209 2005-02-19 Steven Bosscher <stevenb@suse.de>
10210
10211 PR middle-end/19698
10212 * function.h (struct function): New field `max_loop_depth'.
10213 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10214 (flow_loops_find): Reset the max loop depth count before finding loops.
10215 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10216 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10217 (calculate_global_regs_live): Make sure the loop will terminate
10218 when the initial sets are not empty.
10219
10220 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10221
10222 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10223 object inside.
10224 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10225
10226 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10227
10228 PR other/19525
10229 * doc/invoke.texi: Remove documentation of %M spec.
10230 * gcc.c: Likewise.
10231 (init_spec): Remove %M suffix from -lgcc_s.
10232 (do_spec_1): Remove 'M' case.
10233 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10234 to put shared libraries in the multilib directory. Remove the
10235 shlib_so_soname substitution variable. Don't add a multilib encoding
10236 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10237 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10238 SHLIB_INSTALL as well as SHLIB_LINK.
10239 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10240 (SHLIB_NAME): Delete.
10241 (SHLIB_DIR): New macro.
10242 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10243 (SHLIB_INSTALL): Adjust accordingly.
10244 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10245 * config/t-slibgcc-sld: Likewise.
10246 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10247 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10248 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10249 in $(SHLIB_DIR).
10250 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10251 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10252 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10253 Use @shlib_base_name@ instead of @shlib_so_name@.
10254 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10255 and @shlib_base_name@.so in @multilib_dir@.
10256 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10257 to the install path.
10258 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10259 (SHLIB_LINK): Remove previous workaround.
10260 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10261 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10262 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10263 the install path.
10264 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10265 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10266 (SHLIB_INSTALL): Adjust accordingly.
10267 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10268 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10269 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10270 config/t-slibgcc-elf-ver.
10271
10272 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10273 Jakub Jelinek <jakub@redhat.com>
10274
10275 PR tree-optimization/19828
10276 * tree-ssa-loop-im.c: Add a TODO comment.
10277 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10278 without side-effects.
10279
10280 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10281
10282 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10283 call fold_convert.
10284
10285 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10286
10287 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10288 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10289 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10290 functions.
10291 (ia64_reorg): Delete fixup_errata call.
10292 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10293 (TARGET_SWITCHES): Delete -mb-step entry.
10294
10295 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10296
10297 PR c/20043
10298 * c-typeck.c (composite_type): Handle quals in transparent unions.
10299 (type_lists_compatible_p): Likewise.
10300
10301 2005-02-18 Stan Shebs <shebs@apple.com>
10302
10303 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10304 expressions in the .literal8 section.
10305
10306 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10307
10308 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10309
10310 2005-02-18 Roger Sayle <roger@eyesopen.com>
10311
10312 * fold-const.c (constant_boolean_node): Always create values of the
10313 specified type, don't bother calling truthvalue_conversion.
10314
10315 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10316
10317 * except.c (output_function_exception_table): Call
10318 assemble_external_libcall (eh_personality_libfunc).
10319
10320 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10321
10322 PR target/19886
10323 * config/ia64/ia64.h (struct machine_function): Add state_num.
10324 * config/ia64/ia64.c (process_epilogue,
10325 process_for_unwind_directive): Use new unwind state numbers each
10326 time rather than state 1.
10327
10328 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10329
10330 PR target/20054
10331 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10332 before the "*llgt_didi" pattern.
10333
10334 2005-02-18 Jason Merrill <jason@redhat.com>
10335
10336 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10337
10338 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10339
10340 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10341 (div0): Use it in place of ARM_FUNC_ALIAS.
10342 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10343
10344 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10345
10346 PR middle-end/20030
10347 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10348 access, the lower bound of the array type if it exists.
10349
10350 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10351
10352 PR c++/20008
10353 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10354 cases that are out-of-range for the index type.
10355
10356 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10357
10358 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10359 (estimate_case_costs): Don't call convert.
10360 * expmed.c (expand_shift): Likewise.
10361 (make_tree): Call fold_convert instead of convert.
10362
10363 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10364
10365 PR c++/19813
10366 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10367 that ref to be marked MEM_READONLY_P doesn't have base that needs
10368 constructing.
10369
10370 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10371
10372 * genautomata.c (output_get_cpu_unit_code_func,
10373 output_cpu_unit_reservation_p): Don't generate old-style function
10374 definitions.
10375
10376 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10377
10378 PR c++/20023
10379 PR tree-optimization/20009
10380 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10381
10382 PR tree-optimization/18947
10383 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10384 inline, remove all nodes that are inlined into the extern inline
10385 being redefined.
10386
10387 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10388
10389 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10390 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10391 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10392 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10393 Update copyright.
10394
10395 2005-02-17 Roger Sayle <roger@eyesopen.com>
10396
10397 PR tree-optimization/19917
10398 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10399 to be potentially trapping.
10400
10401 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10402
10403 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10404
10405 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10406
10407 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10408 tem becomes a local variable which is set to the value of the
10409 back end defined INITIAL_FRAME_ADDRESS macro.
10410 (expand_builtin_frame_address): Omit the base parameter to
10411 expand_builtin_return_addr.
10412 (expand_builtin_profile_func): Likewise.
10413 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10414 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10415 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10416
10417 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10418
10419 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10420 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10421 * config/frv/frv.c (frv_function_epilogue): Likewise.
10422
10423 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10424
10425 * lambda-code (perfect_nestify): Remove mark/unmark
10426 for rewriting hack.
10427 * tree-loop-linear.c (linear_transform_loops): Add
10428 rewrite_into_ssa call so that ssa is correct for
10429 rewriting into loop closed.
10430
10431 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10432
10433 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10434 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10435 BITMAP_FREE.
10436 * bt-load.c (btr_def_live_range, combine_btr_defs,
10437 migrate_btr_def, migrate_btr_defs): Likewise.
10438 * cfgcleanup.c (thread_jump): Likewise.
10439 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10440 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10441 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10442 df_rd_local_compute, df_reg_info_compute): Likewise.
10443 * dominance.c (init_dom_info, free_dom_info): Likewise.
10444 * flow.c (init_propagate_block_info,
10445 free_propagate_block_info): Likewise.
10446 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10447 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10448 modify_reg_pav): Likewise.
10449 * loop-invariant.c (find_defs, find_invariant_insn,
10450 find_invariants, free_inv_motion_data): Likewise.
10451 * predict.c (tree_predict_by_opcode,
10452 estimate_bb_frequencies): Likewise.
10453 * stmt.c (expand_case): Likewise.
10454 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10455 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10456 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10457 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10458 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10459 rewrite_ssa_into_ssa): Likewise.
10460 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10461 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10462 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10463 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10464 * tree-sra.c (tree_sra): Likewise.
10465 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10466 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10467 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10468 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10469 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10470 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10471 Likewise.
10472 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10473 calculate_live_on_entry, calculate_live_on_exit,
10474 build_tree_conflict_graph): Likewise.
10475 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10476 record_important_candidates, set_use_iv_cost, find_depends,
10477 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10478 tree_ssa_iv_optimize_finalize): Likewise.
10479 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10480 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10481 tree_duplicate_loop_to_header_edge): Likewise.
10482 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10483 * tree-ssa.c (verify_flow_insensitive_alias_info,
10484 verify_name_tags, verify_ssa, init_tree_ssa,
10485 delete_tree_ssa): Likewise.
10486 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10487 fini_ssanames): Likewise.
10488 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10489
10490 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10491
10492 * config/rs6000/t-rtems: Completely reworked.
10493
10494 2005-02-17 Ira Rosen <irar@il.ibm.com>
10495
10496 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10497
10498 2005-02-17 Ira Rosen <irar@il.ibm.com>
10499
10500 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10501 POINTER_TYPE_P when checking that type is a pointer.
10502 (vect_get_memtag): Remove.
10503 (vect_address_analysis): Use POINTER_TYPE_P. Call
10504 vect_object_analysis with dummy parameter for memtag.
10505 (vect_object_analysis): Extract memtag (functionality that
10506 used to be in vect_get_memtag and moved here). Fix printings.
10507 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10508 with correct parameters. Remove call to vect_get_memtag.
10509
10510 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10511
10512 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10513 (tree-vectorizer.o): Added missing dependencies.
10514
10515 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10516 decleration.
10517 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10518 declaration in tree-vectorizer.c, now has an extern declaration in
10519 tree-vectorizer.h).
10520 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10521 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10522 get_vectype_for_scalar_type, vect_is_simple_use,
10523 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10524 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10525 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10526 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10527 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10528 find_loop_location): Likewise.
10529
10530 * tree-vectorizer.c (langhooks.h): #include removed.
10531 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10532 moved to tree-vectorized.h.
10533 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10534 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10535 get_vectype_for_scalar_type, vect_is_simple_use,
10536 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10537 vect_supportable_dr_alignment, new_loop_vec_info,
10538 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10539 vect_set_verbosity_level, find_loop_location): Likewise.
10540
10541 (vect_analyze_loop): Function externalized. Declaration moved to
10542 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10543 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10544 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10545 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10546 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10547 vect_enhance_data_refs_alignment, vect_analyze_operations,
10548 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
10549 vect_stmt_relevant_p, vect_get_loop_niters,
10550 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
10551 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
10552 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
10553 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
10554 vect_get_memtag): Likewise.
10555
10556 (vectorizable_load): Function externalized. Declaration moved to
10557 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
10558 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
10559 vect_transform_loop): Likewise.
10560 (vect_transform_stmt): Moved to tree-vect-transform.c.
10561 (vect_align_data_ref, vect_create_destination_var,
10562 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
10563 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
10564 vect_get_vec_def_for_operand, vect_init_vector,
10565 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
10566 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
10567 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
10568 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
10569 vect_do_peeling_for_loop_bound): Likewise.
10570
10571 * tree-vect-analyze.c: New file.
10572 * tree-vect-transform.c: New file.
10573
10574 2005-02-17 Jason Merrill <jason@redhat.com>
10575
10576 PR mudflap/19319, c++/19317
10577 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
10578 slot explicit.
10579
10580 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
10581
10582 * doc/install.texi (Specific): Update link for Darwin-specific
10583 tool binary site.
10584
10585 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
10586
10587 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
10588 constant_boolean_node.
10589
10590 2005-02-16 David Edelsohn <edelsohn@gnu.org>
10591
10592 PR target/19019
10593 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
10594 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
10595
10596 2005-02-16 Richard Henderson <rth@redhat.com>
10597
10598 PR 19920
10599 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
10600 with W_TYPE_SIZE.
10601 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
10602 replace uses with Wtype_MAXp1_F.
10603 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
10604 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
10605 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
10606 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
10607 and HAVE_TFMODE as appropriate.
10608 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
10609 (__floatdisf): Likewise.
10610 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
10611 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
10612 (Wtype_MAXp1_F): New.
10613 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
10614 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
10615
10616 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
10617
10618 * PR target/19162
10619 * arm.c (arm_apply_result_size): New function.
10620 * arm.h (APPLY_RESULT_SIZE): Define.
10621 * arm-protos.h (arm_apply_result_size): Add prototype.
10622 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
10623 (movxf): New expand.
10624 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
10625 (call_value_symbol): Remove predicate for operand 0.
10626 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
10627 (untyped_call): Rework to correclty return values for any type.
10628 (untyped_return): New expand.
10629 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
10630
10631 2005-02-16 Stan Shebs <shebs@apple.com>
10632
10633 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
10634 * config/rs6000/t-darwin8: New, for 64-bit multilib.
10635
10636 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10637
10638 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
10639 configure settings on Solaris 7 and later.
10640
10641 2005-02-16 Diego Novillo <dnovillo@redhat.com>
10642
10643 PR tree-optimization/19865
10644 * tree-optimize.c (init_tree_optimization_passes): Run
10645 pass_may_alias after pass_sra.
10646
10647 2005-02-16 Richard Henderson <rth@redhat.com>
10648 Stuart Hastings <stuart@apple.com>
10649
10650 PR debug/19521
10651 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
10652 Do nothing if debug info suppressed for this function.
10653 (dbxout_begin_function): Early exit if debug info suppressed for
10654 this function.
10655
10656 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
10657
10658 PR target/20007
10659 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
10660 find_basic_blocks.
10661 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10662
10663 PR tree-optimization/19967
10664 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
10665 expand_builtin_strchr, expand_builtin_strrchr): Take a new
10666 argument TYPE. Adjust calls to fold_builtin_XXX.
10667 (expand_builtin, fold_builtin_1): Adjust calls to
10668 expand_builtin_XXX.
10669 (fold_builtin_strchr, fold_builtin_strpbrk,
10670 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
10671 result to a requested type TYPE.
10672
10673 2005-02-16 Jakub Jelinek <jakub@redhat.com>
10674
10675 PR middle-end/19857
10676 * fold-const.c (fold): Don't optimize (T)(x & cst) to
10677 (T)x & (T)cst if (T)cst overflows.
10678 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
10679 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
10680
10681 2005-02-15 Jeff Law <law@redhat.com>
10682
10683 * gcse.c (blocks_with_calls): New bitmap.
10684 (alloc_gcse_mem): Allocate it.
10685 (free_gcse_mem): Free it.
10686 (clear_modifY_mem_tables): Clear it.
10687 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
10688 when we encounter CALL_INSNs.
10689 (compute_transp, case MEM): Handle blocks with calls separate
10690 from blocks without calls. Use bitmap iterators rather than
10691 FOR_EACH_BB.
10692
10693 2005-02-15 Peter O'Gorman <peter@pogma.com>
10694
10695 PR bootstrap/18810
10696 * mklibgcc.in (vis_hide): Use a temporary object file, not
10697 -o /dev/null.
10698
10699 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
10700
10701 PR target/19924
10702 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
10703 access optimization.
10704
10705 2005-02-15 David Edelsohn <edelsohn@gnu.org>
10706 Alan Modra <amodra@bigpond.net.au>
10707
10708 PR target/19019
10709 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
10710 (_xlqsub): Rename to __gcc_qsub.
10711 (_xlqmul): Rename to __gcc_qmul.
10712 (_xlqdiv): Rename to __gcc_qdiv.
10713 Provide versioned symbol aliases with old names.
10714 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
10715 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
10716 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
10717 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
10718 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
10719
10720 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10721
10722 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
10723 Fold ~(A - 1) and ~(A + -1) to -A.
10724
10725 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10726
10727 PR pch/14940
10728 PR target/19300
10729 * config/host-linux.c (linux_gt_pch_use_address): Copy from
10730 config/pa/pa-host.c:pa_gt_pch_use_address.
10731
10732 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
10733
10734 * tree-vn.c (get_value_handle): Make sure that given an
10735 is_gimple_min_invariant expression, we always return it.
10736
10737 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10738
10739 * passes.c (rest_of_handle_gcse): Fix a comment.
10740
10741 2005-02-15 Jeff Law <law@redhat.com>
10742
10743 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
10744 bitmap.
10745 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
10746 (canon_list_insert, record_last_mem_set_info): Similarly.
10747 (clear_modify_mem_tables): Similarly.
10748
10749 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10750
10751 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
10752 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
10753 config/mips/mips.md, config/rs6000/aix.h,
10754 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
10755
10756 2005-02-15 Richard Henderson <rth@redhat.com>
10757
10758 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
10759 call to be best_edge.
10760
10761 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10762
10763 * basic-block.h: Adjust the prototype for find_basic_blocks.
10764 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
10765 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
10766 find_basic_blocks.
10767
10768 * flow.c (recompute_reg_usage): Remove all arguments.
10769 * passes.c (rest_of_compilation): Adjust the call to
10770 recompute_reg_usage.
10771 * rtl.h: Adjust the prototype for recompute_reg_usage.
10772
10773 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
10774
10775 * tree-dump.c (dump_files): Update to reflect new member
10776 of dump_file_info.
10777 (dump_register): Add new argument.
10778 Set glob name.
10779 (dump_switch_p_1): Check against glob name if doglob was passed.
10780 (dump_switch_p): Check against regular first, then glob if
10781 we didn't have any hits on the dump name.
10782 * tree-optimize.c (register_one_dump_file):
10783 Pass in glob name as well.
10784 * tree-pass.h (struct dump_file_info): Add glob
10785 member.
10786
10787 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
10788
10789 PR preprocessor/16323
10790 * doc/invoke.texi: Document that -Wendif-labels is on by default.
10791
10792 2005-02-14 David Edelsohn <edelsohn@gnu.org>
10793
10794 PR target/19019
10795 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
10796 (trunctfdf2_internal1): New.
10797 (trunctfdf2_internal2): Renamed from trunctfdf2.
10798
10799 2005-02-14 Diego Novillo <dnovillo@redhat.com>
10800
10801 PR tree-optimization/19853
10802 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
10803
10804 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10805
10806 * passes.c (rest_of_handle_loop_optimize): Remove calls to
10807 delete_dead_jumptables and cleanup_cfg.
10808
10809 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10810
10811 * reload.c (find_reloads): Swap address_reloaded flags when
10812 swapping commutative operands.
10813
10814 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
10815
10816 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
10817 Use standard_iv_increment_position for computing the bsi position
10818 for create_iv.
10819 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
10820 the bsi position.
10821
10822 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
10823
10824 PR target/17428
10825 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
10826 life range of hard registers.
10827 * value-prof.c (insn_prefetch_values_to_profile): Only
10828 scan normal insns.
10829
10830 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
10831 profile in libcalls.
10832
10833 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
10834
10835 * bitmap.h (bitmap_and_compl_into): Return bool.
10836 * bitmap.c (bitmap_and_compl_into): Return changed flag.
10837
10838 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10839
10840 PR tree-optimization/19944
10841 * fold-const.c (fold): Re-add ABS_EXPR folding.
10842
10843 2005-02-13 David Edelsohn <edelsohn@gnu.org>
10844
10845 PR target/19019
10846 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
10847 {TARGET,MASK}_XL_COMPAT.
10848 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
10849 MASK_XL_COMPAT.
10850 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
10851 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
10852 TARGET_XL_COMPAT.
10853 (rs6000_arg_partial_bytes): Same.
10854 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
10855 and XL compatibility enabled.
10856 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
10857 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
10858 test to final condition.
10859 (cmptf_internal2): New.
10860 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
10861 xl-compat. Add TFmode information to description.
10862
10863 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
10864
10865 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
10866
10867 2005-02-13 Jason Merrill <jason@redhat.com>
10868
10869 PR c++/16405
10870 * fold-const.c (fold_indirect_ref_1): Split out from...
10871 (build_fold_indirect_ref): Here.
10872 (fold_indirect_ref): New fn.
10873 * tree.h: Declare it.
10874 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
10875 (gimplify_modify_expr_rhs): Likewise.
10876 (gimplify_expr): Likewise.
10877
10878 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10879
10880 PR tree-optimization/14303
10881 PR tree-optimization/15784
10882 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
10883 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
10884 ABS_EXPR<x> != 0 to x != 0.
10885
10886 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
10887
10888 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
10889 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
10890 spelling conventions.
10891
10892 * passes.c (rest_of_handle_gcse): Don't run cse_main and
10893 delete_trivially_dead_insns too many times.
10894
10895 * passes.c (rest_of_handle_gcse): Remove dead assignments to
10896 tem and tem2.
10897
10898 2005-02-12 Ira Rosen <irar@il.ibm.com>
10899
10900 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
10901 (vect_is_simple_iv_evolution): Remove redundant parameter
10902 and step check.
10903 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
10904 without last parameter.
10905 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
10906 Return pointer step. Call vect_is_simple_iv_evolution without
10907 last parameter. Check only that the step is multiple of size
10908 type. Remove stmt_vinfo updates.
10909 (vect_get_memtag_and_dr): Remove.
10910 (vect_get_memtag): New function.
10911 (vect_address_analysis): New function.
10912 (vect_object_analysis): New function.
10913 (vect_analyze_data_refs): Call vect_object_analysis and
10914 vect_get_memtag. Update stmt_vinfo fields.
10915
10916 2005-02-12 Ira Rosen <irar@il.ibm.com>
10917
10918 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
10919 exist and are objects. Remove checks for pointer.
10920 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
10921 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
10922 (vect_create_data_ref_ptr): Likewise.
10923 (vect_base_addr_differ_p): New function.
10924 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
10925 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
10926 Don't set the DR_BASE_NAME field of data-ref.
10927 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
10928
10929 2005-02-12 Uros Bizjak <uros@kss-loka.si>
10930
10931 * optabs.h (enum optab_index): Add new OTI_ldexp.
10932 (ldexp_optab): Define corresponding macro.
10933 * optabs.c (init_optabs): Initialize ldexp_optab.
10934 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
10935 patterns.
10936 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
10937 using ldexp_optab.
10938 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
10939 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
10940
10941 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
10942 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
10943 intrinsics.
10944
10945 2005-02-12 Ira Rosen <irar@il.ibm.com>
10946
10947 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
10948 to base_address.
10949 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
10950 stmt_vec_info.
10951 (vect_get_base_and_offset): Always return an address.
10952 (vect_create_addr_base_for_vector_ref): Remove treatment for
10953 different data reference types.
10954 (vect_compute_data_ref_alignment): Rename base to base_address in
10955 stmt_vec_info. Get the object in order to force its alignment.
10956 (vect_get_memtag_and_dr): Rename base to base_address in
10957 stmt_vec_info. Extract the object for memtag analysis.
10958
10959 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
10960
10961 PR regression/19898.
10962 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
10963 changes cc_status, use apply modified_in_p to part of cc_status
10964 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
10965 body.
10966
10967 2005-02-11 Richard Henderson <rth@redhat.com>
10968
10969 * tree-complex.c (expand_complex_libcall): New.
10970 (expand_complex_multiplication): Use it for c99 compliance.
10971 (expand_complex_division): Likewise.
10972 * fold-const.c (fold_complex_add, fold_complex_mult): New.
10973 (fold): Call them.
10974 * builtins.c (built_in_names): Remove const.
10975 * tree.c (build_common_builtin_nodes): Build complex arithmetic
10976 builtins.
10977 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
10978 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
10979 (built_in_names): Remove const.
10980 * c-common.c (c_common_type_for_mode): Handle complex modes.
10981 * flags.h, toplev.c (flag_complex_method): Rename from
10982 flag_complex_divide_method.
10983 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
10984 __mulsc3, __muldc3, __mulxc3, __multc3): New.
10985 * libgcc2.h: Declare them.
10986 * libgcc-std.ver: Export them.
10987 * mklibgcc.in (lib2funcs): Build them.
10988
10989 2005-02-11 Steven Bosscher <stevenb@suse.de>
10990
10991 PR tree-optimization/19876
10992 Partially revert my change from 2005-01-14
10993 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
10994 (compute_antic): ...and remove the loop here.
10995
10996 2005-02-11 Jakub Jelinek <jakub@redhat.com>
10997
10998 PR middle-end/19858
10999 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11000 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11001
11002 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11003 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11004
11005 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11006
11007 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11008 offsets for the big-endian 32-bit case.
11009
11010 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11011
11012 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11013
11014 2005-02-11 Dale Johannesen <dalej@apple.com>
11015
11016 * cselib.c (cselib_process_insn): Clear out regs where
11017 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11018 * reload.c (find_equiv_reg): Ditto.
11019
11020 2005-02-11 Ian Lance Taylor <ian@airs.com>
11021
11022 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11023 with no elements.
11024
11025 * tree.c (build_function_type_list): Work correctly if there are
11026 no arguments.
11027
11028 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11029
11030 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11031 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11032 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11033 TARGET_ZARCH instead of TARGET_64BIT.
11034
11035 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11036
11037 * config/rs6000/t-rtems:
11038 (MULTILIB_OPTIONS): Remove mcpu=602.
11039 (MUTLILIB_DIRNAMES): Remove m602.
11040 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11041 Let mcpu=602 match mcpu=603.
11042 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11043
11044 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11045
11046 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11047 signal trampolines.
11048
11049 2005-02-10 David Daney <ddaney@avtrex.com>
11050
11051 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11052 * config/i386/linux-unwind.h: Likewise.
11053 * config/ia64/linux-unwind.h: Likewise.
11054 * config/mips/linux-unwind.h: Likewise.
11055 * config/pa/linux-unwind.h: Likewise.
11056 * config/rs6000/linux-unwind.h: Likewise.
11057 * config/s390/linux-unwind.h: Likewise.
11058 * config/sh/linux-unwind.h: Likewise.
11059 * config/sparc/linux-unwind.h: Likewise.
11060
11061 2005-02-10 Steven Bosscher <stevenb@suse.de>
11062
11063 PR tree-optimization/17549
11064 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11065 TER to replace a DEF with its expression if the DEF and the
11066 rhs of the expression we replace into have the same root
11067 variable.
11068
11069 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11070
11071 * config/mips/mips.md: Fix the placement of the match_scratch in the
11072 lea64 peephole2.
11073
11074 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11075
11076 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11077 Fix comment typos.
11078
11079 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11080
11081 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11082 (strip_offset): Handle addresses.
11083 (add_address_candidates): Use strip_offset.
11084 (difference_cost): Reflect strip_offset change.
11085 (force_var_cost, difference_cost): Strip nops.
11086
11087 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11088
11089 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11090
11091 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11092 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11093 config/cris/cris-protos.h, config/cris/cris.c: Update
11094 copyright.
11095
11096 2005-02-10 Jeff Law <law@redhat.com>
11097
11098 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11099 (lookup_avail_expr): Similarly.
11100
11101 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11102
11103 * builtins.c (fold_builtin_powi): New function.
11104 (fold_builtin_1): Call it.
11105
11106 2005-02-10 Steven Bosscher <stevenb@suse.de>
11107
11108 PR documentation/19309
11109 * doc/cpp.texi: The __GNUC__ and related predefined macros
11110 are also defined for the "standalone" cpp.
11111 Some non-GCC compilers may also define __GNUC__.
11112
11113 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11114
11115 PR c/19342
11116 * c-typeck.c (common_type): New routine. Old common_type renamed
11117 to...
11118 (c_common_type): ...this.
11119 (build_conditional_expr, build_binary_op): Use c_common_type instead
11120 of common_type.
11121
11122 2005-02-10 Steven Bosscher <stevenb@suse.de>
11123
11124 * doc/md.texi: Replace @samp{length} with @code{length}.
11125
11126 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11127
11128 PR tree-optimization/18687
11129 * tree-flow.h (find_loop_niter): Declare.
11130 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11131 Try using scev even for loops with more than one exit.
11132 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11133 (struct ivopts_data): Added niters field.
11134 (struct nfe_cache_elt): New.
11135 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11136 functions.
11137 (tree_ssa_iv_optimize_init): Initialize niters cache.
11138 (determine_number_of_iterations): Removed.
11139 (find_induction_variables): Do not call determine_number_of_iterations.
11140 Access niters for single exit through niter_for_single_dom_exit.
11141 (add_iv_outer_candidates): Access niters for single exit through
11142 niter_for_single_dom_exit.
11143 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11144 number_of_iterations_cond.
11145 (iv_period): New function.
11146 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11147 (may_replace_final_value): Take data argument. Use
11148 niter_for_single_dom_exit.
11149 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11150 (rewrite_use_compare): Pass data to may_eliminate_iv.
11151 (rewrite_use_outer): Pass data to may_replace_final_value.
11152 (free_loop_data): Clean up the niters cache.
11153 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11154 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11155 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11156 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11157 (num_ending_zeros): Moved to tree.c.
11158 * tree.h (num_ending_zeros): Declare.
11159 * tree.c (num_ending_zeros): Moved from tree.c.
11160
11161 2005-02-09 Richard Henderson <rth@redhat.com>
11162
11163 * builtins.c (DEF_BUILTIN): Add COND argument.
11164 * tree.h (DEF_BUILTIN): Likewise.
11165 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11166 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11167 match.
11168 (DEF_BUILTIN_STUB): New.
11169 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11170 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11171 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11172 * c-common.c (DEF_BUILTIN): Add COND argument.
11173 * tree.c (local_define_builtin): New.
11174 (build_common_builtin_nodes): New.
11175
11176 2005-02-09 Roger Sayle <roger@eyesopen.com>
11177
11178 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11179 floating point expression ignoring the sign of the result.
11180 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11181 (fold) <MULT_EXPR>: Use it to simplify x*x.
11182 * tree.h (fold_strip_sign_ops): Prototype here.
11183 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11184 argument. Use fold_strip_sign_ops to simplify the first argument.
11185 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11186 first argument when the second argument is an even integer
11187 constant, but only with -funsafe_math_optimizations.
11188 (fold_builtin_1): Update call to fold_builtin_copysign.
11189
11190 2005-02-09 Ian Lance Taylor <ian@airs.com>
11191
11192 PR middle-end/19583
11193 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11194 just check whether EH_FILTER_FAILURE falls through.
11195
11196 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11197
11198 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11199 insns return to ready list in the next turn.
11200
11201 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11202
11203 PR middle-end/19402
11204 * builtins.def: New __builtin_powi[lf].
11205 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11206 (expand_builtin_powi): New function.
11207 (expand_builtin): Dispatch to expand_builtin_powi.
11208 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11209 * libgcc2.c: Add __builtin_powi[lf] implementation.
11210 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11211 * optabs.h: Add powi_optab.
11212 * optabs.c (init_optabs): Initialize powi_optab.
11213 * doc/extend.texi: Document __builtin_powi[lf].
11214
11215 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11216
11217 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11218 exists.
11219
11220 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11221
11222 PR middle-end/19854
11223 * fold-const.c (try_move_mult_to_index): Remove redundant
11224 type argument. Create ADDR_EXPR with correct type.
11225 (fold): Update callers of try_move_mult_to_index. Convert
11226 result to the appropriate type.
11227
11228 2005-02-09 Roger Sayle <roger@eyesopen.com>
11229
11230 PR target/19597
11231 * config/avr/avr.c (default_rtx_costs): Delete.
11232 (avr_operand_rtx_cost): New function.
11233 (avr_rtx_costs): Completely rewrite.
11234
11235 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11236
11237 PR target/19806
11238 * config/cris/cris.c (in_code): New variable.
11239 (cris_output_addr_const): Now a static function, a wrapper for
11240 output_addr_const.
11241 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11242 case from old cris_output_addr_const.
11243 (cris_asm_output_label_ref): Similar for LABEL_REF.
11244 (cris_output_addr_const_extra): Similar for UNSPEC.
11245 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11246 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11247 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11248 declaration.
11249 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11250 (cris_asm_output_label_ref): Declare.
11251
11252 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11253
11254 PR preprocessor/19801
11255 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11256 filenames that changed when libcpp was moved to the toplevel.
11257
11258 2005-02-07 Roger Sayle <roger@eyesopen.com>
11259
11260 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11261 zero extensions of BImode operands. Call lowpart_subreg instead
11262 of gen_lowpart_common and gen_lowpart_SUBREG.
11263
11264 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11265
11266 PR ada/19489
11267 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11268 * configure.ac: Set cc_for_cross_gnattools.
11269 * configure: Regenerate.
11270
11271 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11272
11273 PR target/19803
11274 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11275
11276 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11277
11278 PR debug/19327
11279 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11280 of nested functions.
11281
11282 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11283
11284 * doc/extend.texi: Document deprecated extensions allowing
11285 static floating-point members to have initializers and allowing
11286 floating-point literals in integral constant expressions.
11287
11288 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11289
11290 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11291 config/darwin7.h, config/mips/mips.c,
11292 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11293 Update copyright.
11294
11295 * cse.c: Update comments.
11296
11297 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11298
11299 PR middle-end/19775
11300 * builtins.c (fold_builtin_sqrt): Transform
11301 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11302 pow(x,y*0.5).
11303
11304 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11305 Dorit Naishlos <dorit@il.ibm.com>
11306
11307 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11308 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11309 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11310 was added.
11311 * tree.h (vect_set_verbosity_level): New extern function declaration
11312 added.
11313 * tree-vectorizer.h (verbosity_levels): New enum type.
11314 * tree-vectorizer.c (vect_debug_stats): Function removed.
11315 (vect_debug_details): Likewise.
11316 (vect_verbosity_level): Global variable was defined and initialized.
11317 (vect_dump): Global variable definition.
11318 (vect_print_dump_info): New function.
11319 (vect_set_dump_settings): New function.
11320 (vect_set_verbosity_level): New function.
11321 (vectorize_loops): Add call to vect_set_dump_settings.
11322
11323 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11324 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11325 (slpeel_tree_peel_loop_to_edge): Likewise.
11326
11327 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11328 appropriate verbosity level instead of call to vect_debug_details
11329 or vect_debug_stats.
11330 (vect_get_base_and_offset):
11331 (vect_create_addr_base_for_vector_ref):
11332 (get_vectype_for_scalar_type):
11333 (vect_create_data_ref_ptr):
11334 (vect_init_vector):
11335 (vect_get_vec_def_for_operand):
11336 (vect_finish_stmt_generation):
11337 (vectorizable_assignment):
11338 (vectorizable_operation):
11339 (vectorizable_store):
11340 (vectorizable_load):
11341 (vect_transform_stmt):
11342 (vect_update_ivs_after_vectorizer):
11343 (vect_do_peeling_for_loop_bound):
11344 (vect_update_inits_of_drs):
11345 (vect_do_peeling_for_alignment):
11346 (vect_transform_loop):
11347 (vect_is_simple_use):
11348 (vect_analyze_operations):
11349 (vect_is_simple_iv_evolution):
11350 (vect_analyze_scalar_cycles):
11351 (vect_analyze_data_ref_dependence):
11352 (vect_analyze_data_ref_dependences):
11353 (vect_compute_data_ref_alignment):
11354 (vect_enhance_data_refs_alignment):
11355 (vect_analyze_data_refs_alignment):
11356 (vect_analyze_data_ref_access):
11357 (vect_analyze_data_ref_accesses):
11358 (vect_analyze_pointer_ref_access):
11359 (vect_get_memtag_and_dr):
11360 (vect_analyze_data_refs):
11361 (vect_mark_relevant):
11362 (vect_stmt_relevant_p):
11363 (vect_mark_stmts_to_be_vectorized):
11364 (vect_can_advance_ivs_p):
11365 (vect_get_loop_niters):
11366 (vect_analyze_loop_form):
11367 (vect_analyze_loop):
11368 (vectorize_loops): Likewise.
11369
11370 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11371 (vect_update_inits_of_drs):
11372 (vect_do_peeling_for_alignment):
11373 (vect_transform_loop):
11374 (vect_analyze_operations):
11375 (vect_analyze_scalar_cycles):
11376 (vect_analyze_data_ref_dependences):
11377 (vect_analyze_data_refs_alignment):
11378 (vect_analyze_data_ref_accesses):
11379 (vect_analyze_data_refs):
11380 (vect_mark_stmts_to_be_vectorized):
11381 (vect_get_loop_niters):
11382 (vect_analyze_loop_form):
11383 (vect_analyze_loop): Likewise.
11384 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11385
11386 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11387
11388 PR bootstrap/19796
11389 Revert:
11390 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11391 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11392 either -ffast-math or -funsafe-math-optimizations is in use.
11393
11394 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11395 * config/mips/irix-csr.c: New file.
11396 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11397 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11398 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11399 executables.
11400
11401 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11402
11403 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11404 redundant, incorrect definitions.
11405
11406 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11407 expand.
11408 ("*tls_indirect_call"): New, reference hard regs directly.
11409 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11410
11411 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11412
11413 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11414 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11415
11416 2005-02-06 Roger Sayle <roger@eyesopen.com>
11417
11418 PR rtl-optimization/19800
11419 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11420 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11421 gen_lowpart.
11422
11423 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11424
11425 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11426
11427 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11428
11429 PR other/17135
11430 * doc/invoke.texi: Correct documentation of -freorder-functions.
11431
11432 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11433
11434 PR other/14402
11435 * doc/invoke.texi: Don't mention gccbug.
11436
11437 2005-02-06 Roger Sayle <roger@eyesopen.com>
11438 Andrew Pinski <pinskia@physics.uc.edu>
11439 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11440
11441 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11442 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11443 into just (zero_extract:SI FOO (const_int 1) BAR).
11444
11445 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11446
11447 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11448 macro locally. Don't give last revision date. Use GCC version
11449 number from gcc-common.texi.
11450 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11451 revision date. Use GCC version number from gcc-common.texi.
11452 Describe being a library as current state rather than as 3.x
11453 history.
11454 * doc/gcc.texi: Remove last update date.
11455 * doc/gccint.texi: Likewise. Update copyright dates.
11456 * doc/install.texi: Update copyright dates.
11457
11458 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11459
11460 PR other/7549
11461 * doc/invoke.texi: Mention for each option included in -Wall that
11462 it is included in -Wall.
11463 * doc/gcc.texi: Update copyright and last modification date.
11464
11465 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11466
11467 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11468 unnecessary cast to original induction variable increments.
11469
11470 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11471
11472 PR tree-optimization/18219
11473 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11474 in distributed form.
11475
11476 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11477
11478 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11479 Set bitpos and offset later in the function. Do nothing if the
11480 target is a register and if the bitfield lies completely outside
11481 that register.
11482 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11483 here. Return an uninitialised register if the source value is stored
11484 in a register and the bitfield lies completely outside that register.
11485
11486 2005-02-06 Steven Bosscher <stevenb@suse.de>
11487
11488 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11489 not SET_DEST.
11490
11491 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11492
11493 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11494
11495 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11496
11497 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11498 * config/darwin8.h: New.
11499 * config/darwin7.h: Update comment.
11500
11501 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11502 Dorit Naishlos <dorit@il.ibm.com>
11503
11504 * tree-vectorizer.h (LOC): New type.
11505 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11506 (loop_line_number): New field in struct _loop_vec_info.
11507 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11508
11509 * tree-vectorizer.c (input.h): Included.
11510 (find_loop_location): New function.
11511 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11512 loop line number removed.
11513 (vect_debug_details): Likewise.
11514 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11515
11516 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11517 call to vect_debug_details/stats changed from loop to loop_loc.
11518 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11519 (slpeel_tree_peel_loop_to_edge): Likewise.
11520
11521 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11522 changed from NULL to UNKNOWN_LOC.
11523 (vect_get_base_and_offset):
11524 (vect_create_addr_base_for_vector_ref):
11525 (get_vectype_for_scalar_type):
11526 (vect_create_data_ref_ptr):
11527 (vect_init_vector):
11528 (vect_get_vec_def_for_operand):
11529 (vect_finish_stmt_generation):
11530 (vectorizable_assignment):
11531 (vectorizable_operation):
11532 (vectorizable_store):
11533 (vectorizable_load):
11534 (vect_transform_stmt):
11535 (vect_update_ivs_after_vectorizer):
11536 (vect_do_peeling_for_loop_bound):
11537 (vect_do_peeling_for_alignment):
11538 (vect_transform_loop):
11539 (vect_is_simple_use):
11540 (vect_analyze_operations):
11541 (vect_is_simple_iv_evolution):
11542 (vect_analyze_scalar_cycles):
11543 (vect_analyze_data_ref_dependences):
11544 (vect_compute_data_ref_alignment):
11545 (vect_enhance_data_refs_alignment):
11546 (vect_analyze_data_ref_access):
11547 (vect_analyze_data_ref_accesses):
11548 (vect_analyze_pointer_ref_access):
11549 (vect_get_memtag_and_dr):
11550 (vect_analyze_data_refs):
11551 (vect_mark_relevant):
11552 (vect_stmt_relevant_p):
11553 (vect_mark_stmts_to_be_vectorized):
11554 (vect_can_advance_ivs_p):
11555 (vect_get_loop_niters):
11556 (vect_analyze_loop):
11557 (vectorize_loops): Likewise.
11558
11559 (vectorizable_load): Argument in call to vect_debug_details/stats
11560 changed from loop to LOOP_LOC (loop_vinfo).
11561 (vect_transform_loop):
11562 (vect_analyze_operations):
11563 (vect_analyze_scalar_cycles):
11564 (vect_analyze_data_ref_dependence):
11565 (vect_enhance_data_refs_alignment):
11566 (vect_analyze_data_ref_accesses):
11567 (vect_analyze_pointer_ref_access):
11568 (vect_analyze_data_refs):
11569 (vect_analyze_loop): Likewise.
11570
11571 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
11572 changed from loop to loop_loc.
11573
11574 (vect_enhance_data_refs_alignment): Removed unused variable loop.
11575
11576 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11577 Dorit Naishlos <dorit@il.ibm.com>
11578
11579 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
11580 declaration added.
11581 (vect_analyze_data_ref_dependences): Likewise.
11582
11583 (vect_is_simple_use): Argument changed from loop structure to
11584 loop_vect_info structure.
11585 (vect_can_advance_ivs_p): Likewise.
11586 (vect_create_index_for_vector_ref): Likewise.
11587 (vect_update_ivs_after_vectorizer): Likewise.
11588 (new_stmt_vec_info): Likewise.
11589
11590 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
11591 changed from loop to loop_vinfo.
11592 (vect_create_data_ref_ptr): First argument in call to
11593 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
11594 (vectorizable_assignment): Second argument in call to vect_is_simple_use
11595 was changed from loop to loop_vinfo.
11596 (vectorizable_operation): Likewise.
11597 (vectorizable_store): Likewise.
11598 (vect_mark_stmts_to_be_vectorized): Likewise.
11599 (vect_do_peeling_for_loop_bound): First argument in call to
11600 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
11601 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
11602 was changed from loop to loop_vinfo.
11603 (vect_analyze_data_ref_dependences): Third argument in call to
11604 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
11605
11606 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
11607 (vect_create_data_ref_ptr): Likewise.
11608 (vect_init_vector): Likewise.
11609 (vect_get_vec_def_for_operand): Likewise.
11610 (vectorizable_assignment): Likewise.
11611 (vectorizable_operation): Likewise.
11612 (vectorizable_store): Likewise.
11613 (vectorizable_load): Likewise.
11614 (vect_update_ivs_after_vectorizer): Likewise.
11615 (vect_is_simple_use): Likewise.
11616 (vect_analyze_data_ref_dependence): Likewise.
11617 (vect_analyze_pointer_ref_access): Likewise.
11618 (vect_can_advance_ivs_p): Likewise.
11619
11620 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
11621 before _stmt_vec_info.
11622 (_stmt_vec_info): Loop field replaced by loop_vec_info.
11623 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
11624 (new_stmt_vec_info): Argument changed from loop structure to
11625 loop_vect_info structure
11626
11627 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
11628 (vect_analyze_offset_expr): Avoid 80 columns overflow.
11629 (vect_create_addr_base_for_vector_ref): Likewise.
11630 (vect_analyze_pointer_ref_access): Likewise.
11631
11632 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11633
11634 PR tree-opt/19768
11635 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
11636 phi flag if the phi is abnormal.
11637
11638 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11639
11640 PR tree-opt/19736
11641 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
11642 information for the new statement.
11643
11644 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11645
11646 PR driver/19117
11647 * gcc.c (main): Include the target in -v output.
11648
11649 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
11650
11651 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
11652 Do not drop the extend if we'd have to add a paradoxical subreg
11653 later. Include optabs.h and insn-codes.h.
11654 * Makefile.in (combine.o): Depend on $(OPTABS_H).
11655
11656 2005-02-02 Roger Sayle <roger@eyesopen.com>
11657
11658 PR middle-end/19405
11659 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
11660 * fold-const.c (const_binop): Avoid constant folding floating
11661 point operations in modes that use composite representations.
11662 * simplify-rtx.c (simplify_binary_operation): Likewise.
11663
11664 2005-02-02 Geoffrey Keating <geoffk@apple.com>
11665
11666 * config/rs6000/altivec.md (altivec_dst): Make the first operand
11667 a REG, not a MEM.
11668 (altivec_dstt): Likewise.
11669 (altivec_dstst): Likewise.
11670 (altivec_dststt): Likewise.
11671 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
11672 of first operand.
11673
11674 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11675
11676 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
11677 EXPR_LOCUS from orig_cond to the new cond_stmt.
11678 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
11679 the new vec_stmt.
11680
11681 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11682
11683 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
11684 standard_iv_increment_position. Remove call to bsi_next
11685 (no need to bump the iterator anymore).
11686 (vect_create_index_for_vector_ref): Call
11687 standard_iv_increment_position. Remove second function argument.
11688 (vect_finish_stmt_generation): Remove call to bsi_next
11689 (no need to bump the iterator anymore).
11690 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
11691 to vect_create_index_for_vector_ref.
11692
11693 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11694
11695 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
11696 phis are used out of the loop.
11697
11698 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11699
11700 PR c/17807
11701 * c-decl.c (undef_nested_function): New variable.
11702 (pop_scope): Diagnose undefined nested functions.
11703 (finish_function): Don't attempt cgraph processing or genericizing
11704 if current top-level function contained an undefined nested
11705 function. Reset undef_nested_function at the end of a top-level
11706 function.
11707
11708 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
11709
11710 * tree.c (build_int_cst_type): Take sign of the value into account
11711 when deciding whether sign extend the value.
11712
11713 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11714
11715 PR c/18502
11716 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
11717 (cpp_options, cc1_options): Change %{std*&ansi} to
11718 %{std*&ansi&trigraphs}.
11719
11720 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11721
11722 * cse.c: Update comments.
11723
11724 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
11725
11726 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
11727 arguments go on the stack. Do not put complex doubles in odd/even
11728 pairs.
11729
11730 2005-02-02 Steven Bosscher <stevenb@suse.de>
11731
11732 * doc/invoke.texi: Update the options enabled at -O1, -O2,
11733 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
11734 -ftree-pre, and -fthread-jumps.
11735
11736 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
11737
11738 PR tree-optimization/19578
11739 * tree-flow.h (modified_noreturn_calls): Declare.
11740 (noreturn_call_p): Declare.
11741 * tree-flow-inline.h (noreturn_call_p): New function.
11742 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
11743 * tree-cfg.c (modified_noreturn_calls): New variable.
11744 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
11745 that contain a mid-block noreturn call.
11746 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
11747
11748 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11749
11750 * df.c (df_def_record_1, df_uses_record): Don't use
11751 DF_FOR_REGALLOC.
11752 * df.h (DF_FOR_REGALLOC): Remove.
11753
11754 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11755
11756 PR c/19435
11757 * c-typeck.c (really_start_incremental_init): Reset
11758 constructor_max_index for arrays of incomplete type.
11759
11760 2005-02-02 Jeff Law <law@redhat.com>
11761
11762 * gcse.c (struct reg_set): Store the block index where the register
11763 was set rather than the setting insn.
11764 (record_one_set, compute_transp): Corresponding changes.
11765 (pre_insert_copy_insn): Do not call replace_one_set.
11766 (replace_one_set): Remove.
11767
11768 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11769
11770 PR other/15514
11771 * doc/gcov.texi: Fix typo.
11772
11773 2005-02-01 Richard Henderson <rth@redhat.com
11774
11775 PR target/19680
11776 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
11777 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
11778 type to bool.
11779 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
11780 * config/i386/i386-protos.h: Update.
11781
11782 2005-02-01 Steven Bosscher <stevenb@suse.de>
11783
11784 PR tree-optimization/19217
11785 * tree-cfg.c (verify_expr): Use the data field to see if TP was
11786 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
11787 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
11788 that it is walking a PHI node.
11789
11790 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
11791
11792 * doc/extend.texi (Nested Functions): Update.
11793
11794 2005-02-01 Richard Henderson <rth@redhat.com>
11795
11796 PR 19696
11797 * optabs.c (expand_copysign_absneg): Export.
11798 * optabs.h (expand_copysign_absneg): Declare.
11799 * config/rs6000/rs6000.md (copysigntf3): New.
11800
11801 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11802
11803 PR tree-optimization/19633
11804 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
11805 * tree-ssa-alias.c (init_alias_info): Initialize.
11806 (merge_pointed_to_info): Set.
11807 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
11808 (dump_points_to_info_for): Show value of pt_null.
11809 (struct count_ptr_d): Declare.
11810 (find_ptr_dereference): Remove.
11811 (ptr_is_dereferenced_by): Remove.
11812 (count_ptr_derefs): New local function.
11813 (count_uses_and_derefs): New local function.
11814 (compute_points_to_and_addr_escape): Call it. If the number
11815 of dereferences is greater than zero, mark the pointer as
11816 dereferenced. If there are fewer dereferences than uses of
11817 the pointer, the pointer's value escapes.
11818
11819 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11820
11821 PR tree-optimization/19670
11822 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
11823 here...
11824 (verify_use): ... set it here, instead.
11825
11826 2005-02-01 Janis Johnson <janis187@us.ibm.com>
11827
11828 * doc/sourcebuild.texi (Test directives): Fix formatting.
11829
11830 * doc/sourcebuild.texi (Test directives): Describe selector
11831 expressions.
11832
11833 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
11834
11835 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
11836 specific 64-bit CPUs.
11837
11838 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
11839
11840 PR target/16201
11841 * arm.c (arm_eliminable_register): New function.
11842 (adjacent_mem_locations): Don't allow eliminable registers. Use
11843 HOST_WIDE_INT for address offsets.
11844 * arm-protos.h (arm_eliminable_register): Add prototype.
11845
11846 2005-02-01 Steven Bosscher <stevenb@suse.de>
11847
11848 PR optimization/15242
11849 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
11850 * basic-block.h (duplicate_computed_gotos): Add prototype.
11851 * bb-reorder.c (duplicate_computed_gotos): New function to
11852 duplicate sufficiently small blocks ending in a computed jump.
11853 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
11854 if not optimizing for size.
11855 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
11856 never do tail merging for blocks ending in a computed jump.
11857 * doc/invoke.texi: Document the max-goto-duplication-insns param.
11858
11859 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
11860
11861 Patch from Richard Sandiford <rsandifo@redhat.com>
11862 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
11863 from inheriting a subreg equivalence with a non-spill register.
11864
11865 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
11866
11867 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
11868
11869 * config/frv/frv.c (movcc_fp_destination_operand): New.
11870 (gpr_or_memory_operand): Fix typo in comment.
11871 (gpr_or_memory_operand_with_scratch): New.
11872 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
11873 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
11874 movcc_fp_destination_operand.
11875 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
11876 Legitimize memory addresses using a scratch register.
11877
11878 2005-01-31 Jeff Law <law@redhat.com>
11879
11880 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
11881 bitmap a sparse bitmap instead of a simple bitmap.
11882 (mark_def_sites_initialize_block): Corresponding changes.
11883 (ssa_mark_def_sites_initialize_block): Likewise.
11884 (ssa_mark_phi_uses): Likewise.
11885 (mark_def_site, ssa_mark_def_sites): Likewise.
11886 (mark_def_site_blocks): Likewise.
11887 (rewrite_ssa_into_ssa): Likewise.
11888
11889 * tree-ssa-dom.c (record_cond): Pass correct variable type
11890 for last argument to htab_find_slot_with_hash.
11891
11892 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
11893 effects when optimizing 0 % X. Do not try to optimize X % 0.
11894
11895 2005-01-31 James E. Wilson <wilson@specifixinc.com>
11896
11897 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
11898 1_mmalua.
11899
11900 2005-02-01 Eric Christopher <echristo@redhat.com>
11901
11902 * config/mips/mips.c (override_options): Warn if -mint64
11903 is used.
11904 * doc/invoke.texi (MIPS Options): Document that -mint64 is
11905 deprecated.
11906
11907 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
11908
11909 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
11910 timestamp.
11911 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
11912 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
11913 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
11914 (cached_regno): Initialize to INVALID_REGNUM.
11915 (cse_reg_info_table_size,
11916 cse_reg_info_table_first_uninitialized,
11917 cse_reg_info_timestamp): New.
11918 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
11919 get_cse_reg_info.
11920 (init_cse_reg_info, get_cse_reg_info_1): New.
11921 (get_cse_reg_info): Cache the last look-up.
11922 (new_basic_block): Update the code to clear mappings from
11923 registers to cse_reg_info entries.
11924 (cse_main): Call init_cse_reg_info.
11925
11926 * cse.c (get_cse_reg_info): Update a comment.
11927
11928 2005-01-31 Steven Bosscher <stevenb@suse.de>
11929
11930 PR c/19333
11931 * c-decl.c (start_decl): Do not warn about arrays of elements with
11932 an incomplete type here.
11933 (grokdeclarator): Do it here by making a pedwarn an error.
11934 * c-typeck.c (push_init_level): If there were previous errors with
11935 the constructor type, do not warn about braces for initializers.
11936 (process_init_element): Likewise for excess initializer elements.
11937
11938 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
11939
11940 * cse.c (delete_trivially_dead_insn): Don't iterate.
11941
11942 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
11943
11944 * config/rs6000/rs6000.md (copysignsf3): New expand.
11945 (copysigndf3): Likewise.
11946
11947 2005-01-31 Steven Bosscher <stevenb@suse.de>
11948
11949 * recog.c (constrain_operands): Only look for earlyclobber operand
11950 conflicts if an '&' constraint was seen.
11951
11952 2005-01-31 Marc Espie <espie@openbsd.org>
11953
11954 * config.gcc: Don't include embedded systems fragment, switches default
11955 debugging format to ELF.
11956 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
11957 longer pick it up there.
11958
11959 2005-01-31 Dale Johannesen <dalej@apple.com>
11960
11961 * doc/extend.texi (nested functions): Fix linkage description.
11962 Clarify that static is not allowed.
11963
11964 2005-01-31 Dale Johannesen <dalej@apple.com>
11965
11966 * config/rs6000/darwin.md (movsf_low_di): Make work.
11967 (movdf_low_di): Make work.
11968
11969 2005-01-31 Dale Johannesen <dalej@apple.com>
11970
11971 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
11972 Make work for 64 bit.
11973
11974 2005-01-31 Roger Sayle <roger@eyesopen.com>
11975 Dale Johannesen <dalej@apple.com>
11976
11977 PR middle-end/19650
11978 * fold-const.c (fold_binary_op_with_conditional_arg):
11979 Make types match original operands, before STRIP_NOPS.
11980
11981 2005-01-31 Alan Modra <amodra@bigpond.net.au>
11982
11983 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
11984 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
11985 (struct gcc_sigcontext): Delete. Merge contents to..
11986 (struct gcc_ucontext): ..here.
11987 (get_sigcontext): Delete.
11988 (get_regs): New function, like get_sigcontext but return regs ptr.
11989 64-bit version finds regs from r1 to support vdso.
11990 (ppc_linux_aux_vector): New function.
11991 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
11992 and vector regs.
11993
11994 2005-01-31 Ira Rosen <irar@il.ibm.com>
11995
11996 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
11997 sizetype.
11998 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
11999 redundant fold. Fix misalignment for MINUS_EXPR.
12000 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12001 (vect_analyze_pointer_ref_access): Likewise.
12002 (vect_get_memtag_and_dr): Likewise.
12003
12004 2005-01-31 Richard Henderson <rth@redhat.com>
12005
12006 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12007 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12008 absnegdf2_i387, absnegxf2_i387): Likewise.
12009
12010 2005-01-31 Richard Henderson <rth@redhat.com>
12011
12012 PR 19696
12013 * optabs.c (expand_copysign_absneg): New.
12014 (expand_copysign_bit): Split out from ...
12015 (expand_copysign): ... here. Use expand_copysign_absneg.
12016
12017 2005-01-30 Roger Sayle <roger@eyesopen.com>
12018
12019 PR middle-end/19697
12020 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12021 constant as the second operand and a register as the third.
12022
12023 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12024
12025 PR target/19704
12026 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12027 that dllimport'd functions do not use all call-clobbered registers
12028 to pass parameters.
12029
12030 2005-01-30 Richard Henderson <rth@redhat.com>
12031
12032 PR 19696
12033 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12034 expand_abs_nojump and generalize. Use operand_subword and
12035 emit_no_conflict_block. Support large modes.
12036 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12037 back to maximum.
12038 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12039 negation to subtraction.
12040 (expand_copysign): Check that the format has signed zeros.
12041 Use operand_subword and emit_no_conflict_block. Support large modes.
12042
12043 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12044
12045 Fix PR tree-optimization/19624
12046
12047 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12048 * tree-ssa-pre.c: Add cfgloop.h.
12049 Update comment.
12050 (pre_stats): New member, constified.
12051 (inserted_exprs): New static variable.
12052 (NECESSARY): New macro.
12053 (create_expression_by_pieces): Fold the expression, and
12054 mark it as defaulting to not necessary. Also put in
12055 inserted_exprs.
12056 (fully_constant_expression): New function.
12057 (insert_into_preds_of_block): Modify to not insert phis when we
12058 are playing with induction variables.
12059 Push phis onto the inserted_exprs vector, and mark them as not
12060 necessary by default.
12061 (insert_aux): Call fully_constant_expression on eprime.
12062 If all edges produce the same value, mark it constant.
12063 (mark_operand_necessary): New function.
12064 (remove_dead_inserted_code): New function.
12065 (init_pre): Init loop optimizer to get loop info.
12066 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12067 (execute_pre): Commit edge inserts, then remove dead code.
12068
12069 2005-01-30 Richard Henderson <rth@redhat.com>
12070
12071 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12072 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12073
12074 2005-01-30 Richard Henderson <rth@redhat.com>
12075
12076 PR target/19700
12077 * config/i386/i386.c (ix86_expand_copysign): New.
12078 (ix86_split_copysign_const): New.
12079 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12080 rearrange op1/nmask operands.
12081 * config/i386/i386-protos.h: Update.
12082 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12083 (copysigndf3): Likewise.
12084 (copysignsf3_const, copysigndf3_const): New.
12085 (copysignsf3_var): Rename from copysignsf3, split out splitter
12086 and fix split predicate for X constraint.
12087 (copysigndf3_var): Similarly.
12088
12089 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12090
12091 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12092 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12093 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12094
12095 2005-01-29 Richard Henderson <rth@redhat.com>
12096
12097 PR target/19690
12098 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12099 of # and * in constraints.
12100
12101 2005-01-29 Richard Henderson <rth@redhat.com>
12102
12103 PR middle-end/19689
12104 * expr.c (store_field): Don't strip sub-mode cast when the input
12105 data is even smaller.
12106
12107 2005-01-29 Richard Henderson <rth@redhat.com>
12108
12109 PR middle-end/19687
12110 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12111 union being empty.
12112
12113 2005-01-29 Richard Henderson <rth@redhat.com>
12114
12115 * combine.c (make_field_assignment): Fix argument order
12116 to gen_int_mode.
12117
12118 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12119
12120 PR tree-optimization/15791
12121 * fold-const.c (extract_array_ref): New function.
12122 (fold): Fold comparisons between &a[i] and &a[j] or
12123 semantically equivalent trees.
12124
12125 2005-01-29 Jeff Law <law@redhat.com>
12126
12127 * gcse.c (insert_expr_in_table): Revamp handling of available
12128 and anticipatable occurrence lists to avoid unnecessary list
12129 walking.
12130 (insert_set_in_table): Similarly.
12131
12132 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12133
12134 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12135 build string type.
12136 (c_build_qualified_type): Build qualified array types with
12137 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12138 * c-decl.c (c_make_fname_decl): Build unqualified array type
12139 before qualified type.
12140 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12141 type is qualified, not just if type itself is. Don't apply
12142 qualifiers to array type when declarator is processed. Apply
12143 qualifiers to field type whether or not it is an array type.
12144 Don't handle array types specially for applying qualifiers to
12145 variables.
12146 * c-typeck.c (composite_type): Build unqualified element type and
12147 array type when forming composite of array types.
12148 (common_pointer_type, comptypes, comp_target_types,
12149 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12150 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12151 types.
12152 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12153 (args2) in variables a1 and a2.
12154
12155 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12156
12157 * cse.c (n_elements_made, max_elements_made): Remove.
12158 (insert): Don't touch n_elements_made.
12159 (cse_main): Don't touch n_elements_made or max_elements_made.
12160
12161 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12162
12163 PR target/15384
12164 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12165 configuration part of dp-bit.c to be lost.
12166
12167 2005-01-28 Roger Sayle <roger@eyesopen.com>
12168
12169 * expmed.c (expand_mult_highpart_optab): When attempting to use
12170 a non-widening multiplication in a wider mode, the operands need
12171 to be converted (zero or sign extended) to that mode.
12172
12173 2005-01-28 Ian Lance Taylor <ian@airs.com>
12174
12175 PR middle-end/16558
12176 PR middle-end/19583
12177 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12178 through if both operands fall through.
12179
12180 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12181
12182 * cse.c (fold_rtx) <PC>: Don't optimize.
12183
12184 2005-01-28 Jeff Law <law@redhat.com>
12185
12186 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12187 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12188
12189 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12190
12191 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12192 cse_reg_info_used_list_end): Remove.
12193 (cse_reg_info_list, cse_reg_info_list_free): New.
12194 (get_cse_reg_info): When allocating an instance of
12195 cse_reg_info, add it to the beginning of the cse_reg_info_list
12196 list. Remove code to maintain cse_reg_info_used_list.
12197 (new_basic_block): Reset the free list to the beginning of
12198 cse_reg_info_list.
12199
12200 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12201
12202 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12203 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12204 (frv_expand_mdpackh_builtin): New function.
12205 (frv_expand_builtin): Use it to expand __MDPACKH.
12206 * doc/extend.texi (__MDPACKH): Update documentation.
12207
12208 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12209
12210 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12211 SSE_FLOAT_MODE_P for use_sse computation.
12212
12213 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12214
12215 PR target/19663
12216 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12217
12218 2005-01-27 Richard Henderson <rth@redhat.com>
12219
12220 * builtins.c (expand_builtin_copysign): New.
12221 (expand_builtin): Call it.
12222 * genopinit.c (optabs): Add copysign_optab.
12223 * optabs.c (init_optabs): Initialize it.
12224 (expand_copysign): New.
12225 * optabs.h (OTI_copysign, copysign_optab): New.
12226 (expand_copysign): Declare.
12227
12228 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12229 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12230
12231 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12232 (ix86_expand_fp_absneg_operator): ... here.
12233 (ix86_split_copysign): New.
12234 * config/i386/i386-protos.h: Update.
12235 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12236 (copysignsf3, copysigndf3): New.
12237
12238 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12239 (copysignsf3, ncopysignsf3): New.
12240 (copysigndf3, ncopysigndf3): New.
12241 (copysignxf3, ncopysignxf3): New.
12242 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12243
12244 2005-01-27 Arend Bayer <arend.bayer@web.de>
12245 Kazu Hirata <kazu@cs.umass.edu>
12246
12247 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12248 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12249 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12250 NULL_RTX.
12251
12252 2005-01-27 Jeff Law <law@redhat.com>
12253
12254 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12255 definitions of SSA_NAMEs which are not being rewritten.
12256 (rewrite_ssa_into_ssa): Only initialize the current definition
12257 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12258 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12259 SSA_NAMEs before returning.
12260
12261 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12262
12263 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12264 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12265 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12266 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12267 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12268
12269 2005-01-27 Steven Bosscher <stevenb@suse.de>
12270
12271 PR middle-end/17278
12272 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12273 higher to -O2 and higher. Likewise for tree PRE.
12274 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12275 and better.
12276
12277 2005-01-27 Ian Lance Taylor <ian@airs.com>
12278
12279 PR middle-end/19583
12280 * gimple-low.c (try_catch_may_fallthru): New static function.
12281 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12282 * tree-inline.c (expand_call_inline): Don't warn about reaching
12283 the end of a non-void function being inlined if the function uses
12284 a return slot.
12285
12286 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12287
12288 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12289
12290 PR c/18946
12291 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12292 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12293 (implicitly_declare): Handle error_mark_node.
12294
12295 2005-01-27 Richard Henderson <rth@redhat.com>
12296
12297 PR tree-opt/14329
12298 * tree.h (struct tree_decl): Add debug_expr_is_from.
12299 (DECL_DEBUG_EXPR_IS_FROM): New.
12300 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12301 * dwarf2out.c (dwarf2out_var_location): Update to match.
12302 * tree-outof-ssa.c (create_temp): Likewise.
12303 * var-tracking.c (track_expr_p): Likewise.
12304 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12305 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12306 * toplev.c (default_tree_printer): Likewise.
12307
12308 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12309
12310 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12311 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12312
12313 2005-01-27 Steven Bosscher <stevenb@suse.de>
12314
12315 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12316 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12317 ASM_CLOBBERS): Add tree checks.
12318
12319 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12320 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12321 * c-common.def (SWITCH_STMT): Update to match.
12322 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12323 macros instead of SWITCH_EXPR ones.
12324 * c-dump.c (c_dump_tree): Likewise.
12325 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12326 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12327
12328 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12329
12330 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12331
12332 * unwind-dw2.c (execute_stack_op): Add missing cases for
12333 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12334
12335 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12336
12337 * config.gcc (Obsolete configurations): Remove 'dummy', add
12338 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12339 sparc-*-openbsd*.
12340
12341 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12342
12343 PR tree-optimization/19633
12344 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12345 CALL_EXPRs.
12346 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12347 are no call-clobbered variables.
12348 * tree-outof-ssa.c (check_replaceable): Return false for calls
12349 with side-effects.
12350
12351 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12352
12353 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12354 even for variables with NULL DECL_INITIAL.
12355
12356 2005-01-26 Stuart Hastings <stuart@apple.com>
12357
12358 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12359
12360 2005-01-26 Richard Henderson <rth@redhat.com>
12361
12362 PR middle-end/18008
12363 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12364 field's type.
12365 * expr.c (store_field): Strip conversions to odd-bit-sized types
12366 if the destination field width matches.
12367
12368 2005-01-26 Richard Henderson <rth@redhat.com>
12369
12370 * c-decl.c, expmed.c, expr.c: Revert last change.
12371
12372 2005-01-26 Richard Henderson <rth@redhat.com>
12373
12374 PR middle-end/18008
12375 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12376 field's type.
12377 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12378 if we don't need the bits above those present in the current mode.
12379 * expr.c (store_field): Strip conversions to odd-bit-sized types
12380 if the destination field width matches.
12381
12382 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12383
12384 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12385 either -ffast-math or -funsafe-math-optimizations is in use.
12386
12387 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12388
12389 PR target/19293
12390 PR target/19329
12391 * config/avr/avr.c (notice_update_cc): Only set condition code for
12392 ashrqi3 if shift count > 0.
12393 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12394 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12395 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12396 count <= 0 as a no-op, and shift count >= width by copying zero
12397 or sign bit to all bits of the result.
12398 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12399 count, with attribute "length" set to 0 and "cc" set to "none".
12400
12401 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12402
12403 * doc/invoke.texi: Document -mTLS.
12404
12405 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12406 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12407 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12408 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12409 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12410 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12411 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12412 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12413
12414 * configure.ac: Check for a TLS capable gas.
12415
12416 * configure: Regenerate.
12417
12418 2005-01-26 Richard Henderson <rth@redhat.com>
12419
12420 PR middle-end/18008
12421 * combine.c (make_field_assignment): Simplify store to zero_extract
12422 from a source with an overlapping mask.
12423
12424 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12425
12426 2004-11-11 Eric Christopher <echristo@redhat.com>
12427
12428 * config/frv/frv.md: Add fr400_integer automaton. Don't
12429 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12430 to TYPE_MACC.
12431
12432 2005-01-26 Steven Bosscher <stevenb@suse.de>
12433
12434 PR middle-end/16585
12435 * cfgbuild.c (make_edges): Do not clear or set
12436 current_function_has_computed_jump.
12437 * function.h (struct function): Remove the has_computed_jump field.
12438 (current_function_has_computed_jump): Do not define.
12439 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12440 in a computed jump. Ignore current_function_has_computed_jump.
12441
12442 2005-01-26 Richard Henderson <rth@redhat.com>
12443
12444 PR middle-end/19515
12445 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12446 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12447 fully initialized.
12448 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12449 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12450 objects into static storage if they have more than one non-zero value.
12451 * tree.h (categorize_ctor_elements): Update decl.
12452
12453 2005-01-26 Steven Bosscher <stevenb@suse.de>
12454
12455 PR middle-end/19616
12456 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12457 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12458 to this function from 2004-07-10.
12459 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12460 the current function for tail call optimizations if the address
12461 of one of it its arguments is taken.
12462
12463 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12464
12465 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12466
12467 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12468
12469 * function.c (expand_function_end): If current_function_calls_alloca,
12470 emit stack restore in a place that is reached when the function falls
12471 through at the end.
12472
12473 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12474
12475 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12476 rule to avoid matching inappropriate suffix rule.
12477
12478 2005-01-26 Jan Hubicka <jh@suse.cz>
12479
12480 PR tree-optimization/19241
12481 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12482
12483 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12484
12485 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12486 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12487 of doubling.
12488 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12489 <sim*>: Always use crt1.o, regardless of N in simN.
12490 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12491 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12492 (CRT_CALL_STATIC_FUNCTION): Remove.
12493 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12494 use crt1.o, regardless of N in simN.
12495 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12496 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12497 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12498 case isystem setting.
12499 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12500
12501 2005-01-25 Ian Lance Taylor <ian@airs.com>
12502
12503 * gimple-low.c (block_may_fallthru): Correct handling of
12504 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12505
12506 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12507
12508 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12509 handlers to match indentation; nested under the mtune=* handler.
12510 Similar for mcpu= and march=.
12511
12512 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12513
12514 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12515 * config/mips/linux64.h (LIB_SPEC): Likewise.
12516 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12517 * config/sh/linux.h (LIB_SPEC): Likewise.
12518
12519 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12520
12521 * config/frv/frv.c (frv_legitimize_tls_address): New.
12522 (TARGET_HAVE_TLS): Define.
12523 (FRV_SYMBOL_REF_TLS_P): Define.
12524 (frv_override_options): Handle new register classes.
12525 (frv_legitimate_address_p): Reject tls addresses.
12526 (frv_legitimize_address): Handle TLS addresses.
12527 (gen_inlined_tls_plt): New.
12528 (gen_tlsmoff): New.
12529 (frv_legitimize_tls_address): New.
12530 (unspec_got_name): Add TLS entries.
12531 (got12_operand): Add R_FRV_TLSMOFF12 case.
12532 (frv_emit_move): Fixup TLS addresses.
12533 (frv_emit_movsi): Legitimize TLS addresses.
12534
12535 * config/frv/frv.h (MASK_BIG_TLS): New.
12536 (TARGET_BIG_TLS): New.
12537 (HAVE_AS_TLS): Define.
12538 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12539 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12540 (REG_CLASS_NAMES): Same.
12541 (REG_CLASS_CONTENTS): Same.
12542 (CONSTRAINT_LEN): New.
12543 (REG_CLASS_FROM_CONSTRAINT): New.
12544 (PREDICATE_CODES): Add symbolic_operand.
12545
12546 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12547 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
12548 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
12549 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
12550 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
12551 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
12552 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
12553 GR9_REG, GR14_REG, LRREG.
12554 (type): Add load_or_call attribute.
12555 ("load_or_call"): New reservation.
12556 ("call_gettlsoff"): New.
12557 ("tls_indirect_call"): New.
12558 ("tls_load_gottlsoff12"): New.
12559 ("tlsoff_hilo"): New.
12560 ("tls_tlsdesc_ldd"): New.
12561 ("tls_tlsoff_ld"): New.
12562 ("tls_lddi"): New.
12563
12564 * config/frv/frv-protos.h (symbolic_operand): Protoize.
12565
12566 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
12567
12568 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
12569 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
12570 * config/frv/frv.c (TLS_BIAS): Define.
12571 (frv_output_dwarf_dtprel): New.
12572
12573 2005-01-26 Jakub Jelinek <jakub@redhat.com>
12574
12575 PR rtl-optimization/19579
12576 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
12577 both A and B, see if they don't clobber registers the other expr uses.
12578
12579 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
12580
12581 * real.c (do_add): Initialize signalling and canonical members.
12582
12583 * real.c (real_from_integer): Zero out destination.
12584
12585 2005-01-18 Jan Hubicka <jh@suse.cz>
12586
12587 PR tree-optimize/19337
12588 * tree-inline.c (initialize_inlined_parameters): Copy
12589 saved_static_chain_decl only.
12590
12591 2005-01-25 Richard Henderson <rth@redhat.com>
12592
12593 PR target/19556
12594 PR target/19584
12595 * config/i386/i386.c (x86_inter_unit_moves): Zero.
12596 (ix86_preferred_reload_class): Rewrite fp-constant section, with
12597 80387 enabled, to return a proper subclass. Return the subset that
12598 overlaps with GENERAL_REGS for PLUS.
12599 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
12600
12601 2005-01-25 Richard Henderson <rth@redhat.com>
12602
12603 PR middle-end/19609
12604 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
12605
12606 2005-01-25 Roger Sayle <roger@eyesopen.com>
12607
12608 * expmed.c (choose_multiplier): Change interface to return the
12609 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
12610 (expand_divmod): Update calls to choose_multiplier.
12611
12612 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12613
12614 PR middle-end/19330
12615 * expmed.c (extract_bit_field): Use adjust_address instead of
12616 gen_lowpart when op0 is a MEM.
12617
12618 2005-01-24 Steven Bosscher <stevenb@suse.de>
12619
12620 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
12621
12622 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12623
12624 * config/mips/irix-csr.c: New file.
12625 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12626 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12627 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12628 executables.
12629
12630 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
12631
12632 PR bootstrap/19364
12633 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
12634 sparc/elf.h, add sparc/sp-elf.h.
12635 (sparc-*-rtems*): Likewise.
12636 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
12637 tm-dwarf2.h, add sparc/sp-elf.h.
12638 (sparc86x-*-elf): Likewise.
12639 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
12640 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
12641 TARGET_OS_CPP_BUILTINS.
12642 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12643 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12644 Undefine it.
12645 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
12646 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
12647 (SWITCH_TAKES_ARG): Likewise.
12648 (LOCAL_LABEL_PREFIX): Likewise.
12649 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
12650 (TARGET_N_FORMAT_TYPES): Delete.
12651 (TARGET_FORMAT_TYPES): Likewise.
12652 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
12653 * config/sparc/elf.h: Delete.
12654 * config/sparc/sp-elf.h: New file.
12655
12656 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12657
12658 * tree-flow-inline.h (phi_arg_from_edge): Remove.
12659 * tree-flow.h: Remove the corresponding prototype.
12660 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
12661 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
12662
12663 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12664
12665 PR target/17751
12666 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
12667 for AIX ABI or ELF -fPIC.
12668 (rs6000_emit_load_toc_table): Don't create toc_section here.
12669 (rs6000_xcoff_file_start): Nor here.
12670
12671 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
12672
12673 * sh.c (ra.h): Don't #include.
12674 (hard_regs_intersect_p): New function, resurrected from ra.c.
12675
12676 * sh.c: Fix 1996 Copyright.
12677
12678 2005-01-24 Richard Henderson <rth@redhat.com>
12679 Aldy Hernandez <aldyh@redhat.com>
12680
12681 * regrename.c (note_sets): Handle subregs.
12682
12683 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
12684
12685 PR bootstrap/18058
12686 * genconditions.c (write_header, write_conditions): Elide file if
12687 not GCC >= 3.0.1.
12688
12689 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12690
12691 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
12692 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
12693 Update copyright.
12694
12695 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12696
12697 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
12698 expand_builtin_printf, expand_builtin_fprintf,
12699 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
12700 checking against POINTER_TYPE.
12701 (validate_arglist): Handle POINTER_TYPE code by checking
12702 POINTER_TYPE_P.
12703
12704 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
12705
12706 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
12707 init_rtlanal): New.
12708 (for_each_rtx): Call for_each_rtx_1.
12709 * rtl.h (init_rtlanal): Declare.
12710 * toplev.c (backend_init): Call init_rtlanal.
12711
12712 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12713
12714 * flow.c (propagate_one_insn): Formatting.
12715
12716 PR middle-end/19551
12717 * flow.c (libcall_dead_p): Be more conservative if unsure.
12718 If there are any instructions between insn and call, see if they are
12719 all dead before saying the libcall is dead.
12720
12721 2005-01-24 Uros Bizjak <uros@kss-loka.si>
12722
12723 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
12724 operand constraint for operand 0.
12725
12726 2005-01-23 Richard Henderson <rth@redhat.com>
12727
12728 PR 19486
12729 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
12730 edges leading to join block.
12731
12732 2005-01-23 Roger Sayle <roger@eyesopen.com>
12733
12734 * expmed.c (expand_mult_highpart): Make static. Change type of
12735 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
12736 (expand_divmod): Updates calls to expand_mult_highpart by using
12737 gen_int_mode to pass a CONST_INT rtx.
12738 * rtl.h (expand_mult_highpart): Remove prototype.
12739
12740 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12741
12742 * flow.c (regset_bytes, regset_size): Remove.
12743
12744 * cfganal.c: Fix a reference to Harvey's paper.
12745
12746 2005-01-23 Steven Bosscher <stevenb@suse.de>
12747
12748 PR rtl-optimization/19464
12749 * tree-optimize.c (init_tree_optimization_passes): Add one more
12750 copyrename pass just before out-of-ssa.
12751
12752 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
12753
12754 PR bootstrap/18058
12755 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
12756 * ggc-none.c (ggc_free): Define.
12757
12758 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12759
12760 * cse.c (max_reg, max_insn_uid): Remove.
12761 (cse_main): Don't access max_reg or max_insn_uid.
12762
12763 * c-common.c (explicit_flag_signed_bitfields,
12764 lang_statement_code_p, lang_expand_function_end): Remove.
12765 * c-common.h: Remove the corresponding declarations.
12766 * c-opts.c (c_common_handle_option): Remove all write access
12767 to explicit_flag_signed_bitfields.
12768
12769 * cgraph.c (cgraph_varpool_n_nodes): Remove.
12770 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
12771 * cgraph.h: Remove the corresponding declaration.
12772
12773 * gcse.c (null_pointer_info): Remove.
12774
12775 2005-01-23 Roger Sayle <roger@eyesopen.com>
12776 Eric Botcazou <ebotcazou@libertysurf.fr>
12777
12778 * combine.c (simplify_logical): Only simplify logical expressions
12779 of the form ior(and(x,y),z) by the inverse distributive law if the
12780 result is cheaper than the original.
12781
12782 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12783
12784 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
12785 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
12786 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
12787 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
12788 config/freebsd-spec.h, config/arm/arm.h,
12789 config/h8300/h8300.md, config/i386/i386.md,
12790 config/i386/predicates.md, config/i386/sse.md,
12791 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
12792 config/vax/vax.md: Fix comment typos. Follow spelling
12793 conventions.
12794
12795 2005-01-23 Steven Bosscher <stevenb@suse.de>
12796
12797 * gengtype.c (walk_type): Produce `not equal to' compares for loop
12798 tests, instead of `less than'.
12799
12800 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
12801
12802 * function.c (assign_parm_setup_block): When creating a new stack slot
12803 for a parameter, get its alignment from the parameter's DECL_ALIGN
12804 rather than the type's TYPE_ALIGN. Make sure that the parameter
12805 is at least word aligned.
12806
12807 2005-01-22 Roger Sayle <roger@eyesopen.com>
12808
12809 PR middle-end/19378
12810 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
12811
12812 2005-01-22 Richard Henderson <rth@redhat.com>
12813
12814 PR target/19506
12815 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
12816 in both compare operands.
12817 (movdfcc_1_sse_max): Likewise.
12818 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
12819 (movdfcc_1_sse): Likewise.
12820 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
12821 scratch register as needed.
12822
12823 2005-01-22 Richard Henderson <rth@redhat.com>
12824
12825 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
12826
12827 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
12828
12829 2005-01-22 Richard Henderson <rth@redhat.com>
12830
12831 * genopinit.c (optabs): Use smin/smax for floating point too.
12832 * doc/md.texi: Update to match. Clarify that floating point
12833 results are undefined for +0/-0 and NaN.
12834 * doc/rtl.texi: Likewise.
12835 * rtl.def (SMIN, SMAX): Likewise
12836 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
12837
12838 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
12839 leading 's' to the name.
12840 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
12841 smaxxf3, sminxf3): Likewise.
12842 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
12843 Likewise.
12844
12845 2005-01-22 Paul Brook <paul@codesourcery.com>
12846
12847 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
12848
12849 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
12850
12851 * config/s390/s390.c (struct processor_costs): New fields
12852 dlgr, dlr, dr, dsgfr, dsgr.
12853 (z900_cost, z990_cost): Values for new fields.
12854 (s390_rtx_costs): New cases MEM und COMPARE in switch
12855 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
12856 DIV, MOD, UDIV, UMOD.
12857
12858 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12859
12860 * config/s390/s390.md ("doloop_si64"): Reload input value directly
12861 into the register being decremented.
12862 ("doloop_si31", "doloop_di"): Likewise.
12863 ("*doloop_si_long"): Adapt pattern.
12864
12865 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12866
12867 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
12868 access registers.
12869 (CLASS_MAX_NREGS): Likewise.
12870
12871 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
12872
12873 * doc/tree-ssa.texi (Statement Operands): Add example for new
12874 must-def macro. Note deprecation of old operands interface.
12875
12876 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
12877
12878 PR tree-optimization/19484
12879 * tree-cfg.c (remove_fallthru_edge): New function.
12880 (cleanup_control_flow): Remove fallthru edges from calls that are
12881 now known not to return.
12882
12883 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12884
12885 Fix PR tree-optimization/19038
12886 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
12887 copies with loop variant ones.
12888
12889 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
12890
12891 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
12892 config/alpha/alpha-protos.h, config/alpha/alpha.h,
12893 config/alpha/alpha.md, config/alpha/predicates.md,
12894 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
12895 config/sparc/sol2.h: Update copyright.
12896
12897 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
12898 first label to see if it is a nonlocal label.
12899
12900 2005-01-22 David Edelsohn <edelsohn@gnu.org>
12901 Andrew Pinski <pinskia@physics.uc.edu>
12902
12903 PR target/19491
12904 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
12905 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
12906
12907 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12908
12909 * config/rs6000/rtems.h: Update copyright.
12910
12911 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12912
12913 PR target/19548
12914 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
12915 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
12916 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
12917
12918 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12919
12920 PR c/18809
12921 * c-typeck.c (convert_arguments): Check for error_mark_node.
12922
12923 2005-01-21 Ian Lance Taylor <ian@airs.com>
12924
12925 PR tree-optimization/13000
12926 * tree-inline.c: Include "tree-flow.h".
12927 (expand_call_inline): If warn_return_type, warn if non-void inline
12928 function falls through.
12929 * tree-cfg.c (execute_warn_function_return): Don't warn about
12930 control reaching end if TREE_NO_WARNING is set. Set
12931 TREE_NO_WARNING.
12932 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
12933 has been lowered.
12934 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
12935 branch if we don't need one.
12936 * c-typeck.c: Include "tree-flow.h"
12937 (c_finish_bc_stmt): Don't add a goto if the current statement
12938 list doesn't fall through to the current point.
12939
12940 2005-01-21 Roger Sayle <roger@eyesopen.com>
12941
12942 PR rtl-optimization/576
12943 * real.c (real_arithmetic): Change return type from void to bool
12944 to return an indication that the result may be inexact.
12945 * real.h (real_arithmeric): Update prototype.
12946 * fold-const.c (const_binop): Don't constant fold floating
12947 point expressions when the user specifies -frounding-math and
12948 the result may depend upon the run-time rounding mode.
12949 (fold_convert_const_real_from_real): Clean-up.
12950 (fold_initializer): Ignore flag_rounding_math for initializers.
12951 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
12952 constant fold FP operations with flag_rounding_math if the
12953 result may depend upon the run-time rounding mode.
12954
12955 2005-01-21 Tom Tromey <tromey@redhat.com>
12956
12957 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
12958
12959 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
12960
12961 * tree-cfg.c: Fix comment typos.
12962
12963 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
12964
12965 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
12966 around the call to rest_of_handle_branch_target_load_optimize.
12967
12968 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12969
12970 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
12971 (sparc64-*-openbsd*): Likewise.
12972 (sparclite-*-elf*): Include tm-dwarf2.h.
12973 (sparc86x-*-elf*): Likewise.
12974 (sparc64-*-elf*): Likewise.
12975 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
12976 (DBX_DEBUGGING_INFO): Likewise.
12977 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
12978 (PREFERRED_DEBUGGING_TYPE): Likewise.
12979 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
12980 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
12981 (PREFERRED_DEBUGGING_TYPE): Likewise.
12982 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
12983 (PREFERRED_DEBUGGING_TYPE): Likewise.
12984 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
12985
12986 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12987
12988 PR target/18701
12989 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
12990
12991 2005-01-20 Paul Brook <paul@codesourcery.com>
12992
12993 * doc/rtl.texi: Document value extension requirements for CONST_INT.
12994
12995 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12996
12997 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
12998 label is first in a sequence of labels.
12999
13000 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13001
13002 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13003 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13004
13005 * doc/sourcebuild.texi (Test Directives): New.
13006
13007 2005-01-20 Roger Sayle <roger@eyesopen.com>
13008
13009 * real.c (real_floor): Don't leave the result uninitialized when
13010 mode is VOIDMode, but return the unrounded intermediate value.
13011 (real_ceil): Likewise.
13012
13013 2005-01-20 Paul Brook <paul@codesourcery.com>
13014
13015 * config/arm/arm.md (insv): Use gen_int_mode.
13016
13017 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13018
13019 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13020 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13021 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13022 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13023 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13024
13025 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13026
13027 Fix PR debug/19124
13028 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13029 fbreg, so we have to assume we can't.
13030 (loc_descriptor_from_tree_1): Ditto.
13031 (containing_function_has_frame_base): New function.
13032 (add_location_or_const_value_attribute): Use it.
13033 Also try to generate a frame_base from a single element location
13034 list.
13035
13036 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13037
13038 PR tree-optimization/15349
13039 * timevar.def (TV_TREE_MERGE_PHI): New.
13040 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13041 PHI_WANTED.
13042 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13043 calls to tree_forwarder_block_p.
13044 (remove_forwarder_block_with_phi, merge_phi_nodes,
13045 gate_merge_phi, pass_merge_phi): New.
13046 * tree-optimize.c (init_tree_optimization_passes): Add
13047 pass_merge_phi.
13048 * tree-pass.h: Add an extern for pass_merge_phi;
13049
13050 2005-01-20 Richard Henderson <rth@redhat.com>
13051
13052 PR target/19418
13053 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13054 (_mm_castps_pd, _mm_castps_si128): New.
13055 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13056
13057 2005-01-20 Richard Henderson <rth@redhat.com>
13058
13059 PR target/19530
13060 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13061 __builtin_ia32_vec_init_v2si.
13062 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13063 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13064 (ix86_init_mmx_sse_builtins): Create it.
13065 (ix86_expand_builtin): Expand it.
13066 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13067 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13068 (vec_extractv2si_0, vec_extractv2si_1): New.
13069
13070 2005-01-20 Richard Henderson <rth@redhat.com>
13071
13072 PR target/16533
13073 * config/i386/i386.c (ix86_expand_push): New.
13074 * config/i386/mmx.md (push<MMXMODE>1): New.
13075 * config/i386/sse.md (push<SSEMODE>1): New.
13076 * config/i386/i386-protos.h: Update.
13077
13078 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13079
13080 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13081 copyright.
13082
13083 2005-01-20 Richard Henderson <rth@redhat.com>
13084
13085 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13086 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13087
13088 2005-01-19 Richard Henderson <rth@redhat.com>
13089
13090 PR target/19350
13091 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13092 to V4SFmode in SSE1 fallback load path.
13093
13094 2005-01-19 Richard Henderson <rth@redhat.com>
13095
13096 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13097 in QImode expansion to ix86_expand_vector_set.
13098 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13099
13100 2005-01-19 Richard Henderson <rth@redhat.com>
13101
13102 PR target/19511
13103 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13104 subclass of the input class.
13105 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13106 Always true for cross-SSE1 classes. Rationalize conditionals.
13107 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13108 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13109 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13110 (movdi_2): Add MMX/SSE zeros.
13111 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13112 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13113 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13114 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13115 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13116 (zero_extendsidi2_rex64_1): Remove.
13117 (MOV0 peephole): Check GENERAL_REG_P.
13118
13119 2005-01-19 Richard Henderson <rth@redhat.com>
13120
13121 PR target/19427
13122 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13123 shufps elements.
13124 (ix86_expand_vector_extract): Likewise.
13125
13126 2005-01-19 Richard Henderson <rth@redhat.com>
13127
13128 PR middle-end/19304
13129 * expr.c (emit_move_change_mode): New argument force; use
13130 simplify_gen_subreg if true.
13131 (emit_move_via_alt_mode): Merge into ...
13132 (emit_move_via_integer): ... here.
13133 (emit_move_ccmode): Use emit_move_change_mode directly.
13134
13135 2005-01-19 Richard Henderson <rth@redhat.com>
13136
13137 PR target/19518
13138 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13139 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13140 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13141 rtl if true.
13142 (alpha_emit_set_const): Likewise. Make static.
13143 (alpha_emit_set_long_const): Make static.
13144 (alpha_extract_integer): Split out from alpha_expand_mov.
13145 (alpha_split_const_mov): Likewise.
13146 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13147 (alpha_legitimate_constant_p): New.
13148 * config/alpha/alpha-protos.h: Update.
13149 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13150 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13151 * config/alpha/alpha.md (movsi): Add n alternative.
13152 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13153 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13154 (splitters for all of the above): Use alpha_split_const_mov.
13155 * config/alpha/predicates.md (non_add_const_operand): New.
13156 (non_zero_const_operand): New.
13157 (input_operand): Use alpha_legitimate_constant_p after reload.
13158
13159 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13160
13161 PR tree-optimization/19038
13162 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13163 (add_candidate): Add ivs with increment in latch only if
13164 allow_ip_end_pos_p is true.
13165 (determine_iv_cost): Use empty_block_p.
13166
13167 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13168
13169 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13170 (compute_dominance_frontiers): Ditto.
13171
13172 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13173
13174 PR target/19529
13175 * config/sh/t-rtems: New.
13176 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13177
13178 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13179
13180 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13181 the offset of the selected field.
13182
13183 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13184
13185 * tree-cfg.c (remove_forwarder_block): Fix the check to
13186 prevent a nonlocal label from appearing in the middle of a
13187 basic block.
13188
13189 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13190
13191 PR rtl-optimization/19462
13192 * reorg.c (find_end_label): Create return insn only if
13193 current_function_epilogue_delay_list is empty.
13194
13195 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13196
13197 * doc/passes.texi: Remove paragraph mentioning new-ra.
13198
13199 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13200
13201 PR rtl-optimization/15139
13202 * combine.c: Include params.h.
13203 (count_rtxs): New function.
13204 (record_value_for_reg): If replace_rtx would replace at least
13205 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13206 (clobber (const_int 0)) instead of TEM.
13207 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13208 * params.h (MAX_LAST_VALUE_RTL): New.
13209 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13210 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13211
13212 PR c/17297
13213 * c-typeck.c (digest_init): Only call build_vector if all constructor
13214 elements are *_CST nodes.
13215 * gimplify.c (gimplify_init_constructor): Likewise.
13216
13217 PR middle-end/19164
13218 * c-typeck.c (digest_init): Only call build_vector if inside_init
13219 is a CONSTRUCTOR.
13220
13221 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13222
13223 * toplev.c (init_asm_output): Remove dead #ifdef.
13224
13225 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13226
13227 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13228
13229 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13230
13231 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13232 accessing DECL_FUNCTION_CODE.
13233 * dojump.c (do_jump): Likewise.
13234 * gimplify.c (gimplify_call_expr): Likewise.
13235 * predict.c (expr_expected_value): Likewise.
13236 (strip_builtin_expect): Likewise.
13237 * tree-inline.c (estimate_num_insns_1): Likewise.
13238 * tree-ssa-loop-im.c (stmt_cost): Likewise
13239 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13240 (tree_expr_nonnegative_p): Likewise.
13241
13242 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13243
13244 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13245 variant of the load_pcrel_sym pattern.
13246 * config/sparc/sparc.md (P macro): Move to the top.
13247 (load_pcrel_sym): Macroize using P.
13248 (save_register_window): Likewise.
13249
13250 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13251
13252 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13253 ("sordered"): Same.
13254
13255 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13256
13257 PR C/19472
13258 * c-typeck.c (build_asm_expr): Strip nops off
13259 input memory operands.
13260
13261 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13262
13263 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13264 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13265 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13266 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13267
13268 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13269
13270 PR target/19379
13271 * config/i386/i386.c (override_options): If the 80387 is disabled,
13272 then do not return FP values using FP registers.
13273
13274 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13275
13276 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13277 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13278 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13279 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13280 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13281 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13282 output.h, postreload-gcse.c, postreload.c, recog.c,
13283 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13284 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13285 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13286 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13287 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13288 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13289 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13290 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13291
13292 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13293 config/alpha/alpha.c, config/arm/vfp.md,
13294 config/i386/emmintrin.h, config/i386/i386-modes.def,
13295 config/i386/i386-protos.h, config/i386/i386.h,
13296 config/i386/pmmintrin.h, config/i386/ppro.md,
13297 config/i386/predicates.md, config/i386/xmmintrin.h,
13298 config/i860/i860.c, config/ia64/ia64-modes.def,
13299 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13300 config/ia64/ia64.md, config/ia64/itanium1.md,
13301 config/ia64/itanium2.md, config/ia64/predicates.md,
13302 config/iq2000/iq2000.h, config/mips/linux64.h,
13303 config/rs6000/aix41.h, config/rs6000/aix43.h,
13304 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13305 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13306 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13307 config/sparc/linux64.h, config/sparc/litecoff.h,
13308 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13309 config/sparc/sparc.h, config/sparc/sparc.md,
13310 config/sparc/sysv4-only.h: Update copyright.
13311
13312 2005-01-18 Richard Henderson <rth@redhat.com>
13313
13314 PR target/19496
13315 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13316
13317 2005-01-18 Marc Espie <espie@openbsd.org>
13318 * config/i386/openbsdelf.h: Typo.
13319
13320 2005-01-18 Richard Henderson <rth@redhat.com>
13321
13322 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13323 special case for sse.
13324 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13325
13326 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13327
13328 * tree-inline.c (estimate_num_insns_1): Added cases for
13329 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13330
13331 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13332
13333 PR rtl-optimization/19296
13334 * combine.c (simplify_comparison): Rewrite the condition under
13335 which a non-paradoxical SUBREG of a PLUS can be lifted when
13336 compared against a constant.
13337
13338 2005-01-18 Andi Kleen <ak@muc.de>
13339
13340 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13341 * c.opt (-Wpointer-sign): Add.
13342 * doc/invoke.texi: (-Wpointer-sign): Add.
13343
13344 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13345
13346 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13347 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13348 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13349 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13350 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13351 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13352 for TARGET_MIX_SSE_I387.
13353 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13354 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13355 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13356 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13357 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13358 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13359 TARGET_MIX_SSE_I387.
13360 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13361 from expander.
13362
13363 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13364
13365 PR target/19424
13366 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13367 Add movaps alternative for xmm reg->reg move.
13368
13369 2005-01-17 Jeff Law <law@redhat.com>
13370
13371 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13372 at the end of the main DOM loop rather than just before DOM exits.
13373
13374 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13375
13376 PR tree-optimization/19121
13377 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13378 adding aliases to a name tag, also add them to the pointer's
13379 type tag.
13380 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13381 sensitive alias info at all. Only check that the two pointers
13382 have compatible pointed-to sets.
13383 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13384 a pointer's type tag is a superset of the alias set of the
13385 pointer's name tag.
13386
13387 2005-01-17 James E Wilson <wilson@specifixinc.com>
13388
13389 PR target/19357
13390 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13391 comment to document why.
13392
13393 2005-01-17 Richard Henderson <rth@redhat.com>
13394
13395 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13396 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13397 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13398 sse2_vmsminv2df3_finite): New.
13399 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13400 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13401 Force op1 into register.
13402
13403 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13404
13405 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13406 bubblestrap from always rebuilding build directory.
13407
13408 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13409
13410 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13411 ("*cmpmem_short"): Likewise.
13412
13413 2005-01-17 Steven Bosscher <stevenb@suse.de>
13414
13415 * basic-block.h: Document BB_* flags.
13416 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13417 use an sbitmap instead.
13418 * sched-rgn.c (compute_trg_info): Likewise.
13419
13420 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13421
13422 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13423 redundant target_cpu_default and extra_parts lines. Use the default
13424 "from-abi" ISA.
13425 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13426 (SUBTARGET_EXTRA_SPECS): Delete.
13427 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13428 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13429 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13430 and "n32" for -mabi=n32.
13431
13432 2005-01-17 Ian Lance Taylor <ian@airs.com>
13433
13434 PR c/5675
13435 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13436 fold constant variables into initial values.
13437
13438 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13439
13440 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13441
13442 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13443 through the statements backward.
13444
13445 2005-01-17 Ian Lance Taylor <ian@airs.com>
13446
13447 PR middle-end/13127:
13448 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13449 a variable set to the return value of the inlined function.
13450
13451 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13452
13453 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13454 when modes are tieable.
13455
13456 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13457
13458 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13459 of pthread_create to find out if threads are enabled.
13460 * gthr-posix95.h (__gthread_active_p): Likewise.
13461
13462 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13463
13464 * common.opt (-fnew-ra): Remove.
13465 * ra*.*: Remove.
13466 * toplev.h (flag_new_regalloc): Remove.
13467 * Makefile.in (ra*.*): Don't mention.
13468 * passes.c (rest_of_handle_new_regalloc): Remove.
13469 (rest_of_handle_combine, rest_of_compilation): Always consider
13470 flag_new_regalloc as false.
13471 * doc/invoke.texi: Don't document -fnew-ra.
13472
13473 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13474
13475 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13476 last parameter to reg_scan.
13477 * loop.c (loop_optimize): Likewise.
13478 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13479 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13480 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13481 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13482 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13483 * regclass.c (reg_scan): Likewise, for the declaration.
13484 * rtl.h (reg_scan): Likewise, for the prototype.
13485
13486 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13487
13488 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13489 mark_dfs_back_edges.
13490
13491 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13492
13493 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13494 (compute_avail): Uses don't go in tmp_gen.
13495
13496 2005-01-16 Steven Bosscher <stevenb@suse.de>
13497
13498 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13499 loop to look for a free slot in a page entry.
13500
13501 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13502
13503 PR target/16304
13504 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13505 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13506 just before targetm.asm_out.file_end.
13507 * tree.h (process_pending_assemble_output_defs): Declare.
13508 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13509 New functions.
13510 (assemble_alias): Defer generation of assembly code for defines when
13511 TARGET_DEFERRED_OUTPUT_DEFS is true.
13512 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13513 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13514 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13515
13516 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13517
13518 PR target/19336
13519 * pa.c (pa_scalar_mode_supported_p): New function.
13520 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13521 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13522
13523 * pa-protos.h (prefetch_operand): Delete.
13524 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13525 * pa.c (prefetch_operand): Delete.
13526 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13527 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13528 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13529 and prefetch_nocc_operand.
13530 * pa.md (prefetch): Rework to avoid reload problems handling short
13531 displacements when a cache control completer needs to be provided.
13532 (prefetch_32, prefetch_64): Delete.
13533 (prefetch_cc, prefetch_nocc): New patterns.
13534
13535 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13536
13537 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13538
13539 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13540
13541 PR ada/19388
13542 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13543 exceeds maximum alignment for global common data.
13544 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13545 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13546
13547 2004-01-15 Roger Sayle <roger@eyesopen.com>
13548
13549 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
13550
13551 2004-01-15 Roger Sayle <roger@eyesopen.com>
13552
13553 * harg-reg-set.h (reg_class_names): Prototype global array.
13554 * regclass.c (reg_class_names): Declare here and initialize to
13555 REG_CLASS_NAMES.
13556 (dump_regclass): Remove local declaration of reg_class_names.
13557 (regclass): Likewise.
13558 * cfg.c (dump_flow_info): Likewise.
13559 * ra-debug.c (reg_class_names): Likewise.
13560 * regrename.c (reg_class_names): Likewise.
13561 * reload.c (reg_class_names): Likewise.
13562 * reload1.c (spill_failure): Likewise.
13563 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
13564
13565 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
13566
13567 * config/s390/s390.md ("reload_outti"): Remove predicate for
13568 output operand. Abort if operand is not a MEM.
13569 ("reload_outdi", "reload_outdf"): Likewise.
13570
13571 2005-01-15 Marc Espie <espie@openbsd.org>
13572
13573 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
13574 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
13575 * config/openbsd.h: Fix C++ includes for native configurations.
13576 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
13577 Add trampoline support.
13578 * config/i386/openbsdelf.h: New.
13579
13580 2005-01-15 Marc Espie <espie@openbsd.org>
13581
13582 * collect2.c (main): Explicitly parse -dynamic-linker option.
13583
13584 2005-01-15 Jakub Jelinek <jakub@redhat.com>
13585
13586 PR tree-optimization/19060
13587 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
13588 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
13589 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
13590 and handle extract_range_from_cond returning false.
13591 * fold-const.c (fold): Optimize comparisons with min/max even for
13592 width > HOST_BITS_PER_WIDE_INT.
13593
13594 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
13595
13596 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
13597 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
13598 Remove little endian multilib variants.
13599 Add mips32 multilib variant.
13600
13601 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
13602
13603 * explow.c (copy_all_reg, stabilize): Remove.
13604 * expr.h: Remove the corresponding prototypes.
13605
13606 * rtlanal.c (regs_set_between_p): Remove.
13607 * rtl.h: Remove the corresponding prototype.
13608
13609 2005-01-14 David Edelsohn <edelsohn@gnu.org>
13610
13611 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
13612 to rs6000_nonimmediate_operand.
13613 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
13614 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
13615 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
13616 rs6000_nonimmediate_operand.
13617 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
13618 rs6000_nonimmediate_operand.
13619
13620 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
13621
13622 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
13623
13624 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13625
13626 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
13627 on e500v2.
13628 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
13629 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
13630
13631 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
13632 (rs6k_nonimmediate_operand): New.
13633 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
13634 correctly.
13635 (legitimate_lo_sum_address_p): Same.
13636 (rs6000_legitimize_address): Same.
13637 (rs6000_legitimize_reload_address): Same.
13638 (rs6000_legitimate_address): Same.
13639 (spe_build_register_parallel): Pass DF and DC modes in a DI
13640 register.
13641
13642 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
13643 to rs6k_nonimmediate_operand.
13644
13645 * config/rs6000/spe.md ("*frob_df_di"): New.
13646 ("*frob_di_df"): New.
13647 ("*frob_di_df_2"): New.
13648 ("*mov_sidf_e500_subreg0"): New.
13649 ("*mov_sidf_e500_subreg4"): New.
13650 ("*movdf_e500_double"): Change predicate to
13651 rs6k_nonimmediate_operand.
13652
13653 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13654
13655 * postreload.c (move2add_note_store): Only call
13656 trunc_int_for_mode on scalar integers.
13657
13658 2005-01-14 Steven Bosscher <stevenb@suse.de>
13659
13660 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
13661 replace BB_VISITED uses.
13662 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
13663 (propagate_necessity): Check the bitmap instead of BB_VISITED.
13664 (tree_dce_done): Free visited_control_parents.
13665 (perform_tree_ssa_dce): Allocate and clear it.
13666 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
13667 (compute_antic): Iterate from here using a DFS. Use an sbitmap
13668 instead of BB_VISITED.
13669
13670 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
13671
13672 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
13673 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
13674 Remove unused prototypes.
13675
13676 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13677
13678 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
13679 64-bit register usage.
13680 (spe_func_has_64bit_regs_p): Add FIXME note.
13681
13682 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13683
13684 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
13685 flag_finite_math_only with flag_unsafe_math_optimizations.
13686
13687 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
13688
13689 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
13690 end-of-stack check.
13691 (__tpf_eh_return): Copy TPF private stack area from the module
13692 boundary stack frame. Add check for when module addresses are
13693 equal, but no stub address is found.
13694
13695 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
13696
13697 PR target/7525
13698 * arm.h (struct machine_function): Add call_via field.
13699 (thumb_call_via_label): Declare.
13700 * arm.c (thumb_call_via_label): New variable.
13701 (thumb_call_reg_needed): New variable.
13702 (arm_output_function_epilogue): For Thumb code, output any per-function
13703 call-indirect trampolines.
13704 (thumb_call_via_reg): New function.
13705 (arm_file_end): New function.
13706 (TARGET_ASM_FILE_END): Call arm_file_end.
13707 (aof_file_end): Likewise.
13708 * arm-protos.h (thumb_call_via_reg): Declare.
13709 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
13710 thumb_call_via_reg in normal case.
13711
13712 2005-01-14 Jakub Jelinek <jakub@redhat.com>
13713
13714 PR middle-end/19084
13715 PR rtl-optimization/19348
13716 * recog.c (peephole2_optimize): Do global life update if some peephole
13717 decides it doesn't need at least one of its inputs and that change
13718 influences liveness at the start of the basic block.
13719
13720 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
13721 arguments instead of 1.
13722
13723 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
13724
13725 PR middle-end/18820
13726 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
13727 zero for nested functions needing a static chain or functions
13728 with a non-constant address.
13729
13730 2005-01-13 Roger Sayle <roger@eyesopen.com>
13731
13732 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
13733 (and (sign_extend X) C) into (zero_extend (and X C)).
13734
13735 2005-01-13 David O'Brien <obrien@FreeBSD.org>
13736
13737 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
13738
13739 2005-01-13 Richard Henderson <rth@redhat.com>
13740
13741 PR target/19009
13742 PR target/19250
13743 PR target/19252
13744 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
13745 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
13746 not just TARGET_SSE.
13747 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
13748 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
13749 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
13750 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
13751 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
13752 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
13753 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
13754 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
13755 (movdicc_c_rex64): Rename with '*'.
13756 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
13757 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
13758 (movsfcc_1_387): Rename from movsfcc_1.
13759 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
13760 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
13761 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
13762 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
13763 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
13764 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
13765 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
13766 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
13767 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
13768 sse_movdfcc_const0_4): Remove.
13769 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
13770 recognize min/max early. Update for changed sse cmove patterns.
13771 (ix86_split_sse_movcc): New.
13772 * config/i386/i386-protos.h: Update.
13773
13774 2005-01-13 Steven Bosscher <stevenb@suse.de>
13775
13776 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
13777 (fix_stmt_v_may_defs): Likewise.
13778
13779 2005-01-13 Richard Henderson <rth@redhat.com>
13780
13781 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
13782 for converting the mask.
13783
13784 2005-01-13 David Edelsohn <edelsohn@gnu.org>
13785
13786 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
13787 definition to 600.
13788
13789 2005-01-13 Richard Henderson <rth@redhat.com>
13790
13791 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
13792 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
13793 IX86_BUILTIN_MOVDQ2Q): Remove.
13794 (IX86_BUILTIN_VEC_EXT_V4SI): New.
13795 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
13796 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
13797 shuffling.
13798 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
13799 (sse2_pextrw): Fix immediate constraint.
13800 (sse2_loadq, sse2_loadq_rex64): Remove.
13801 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
13802 Use __builtin_ia32_vec_ext_<size>.
13803 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
13804
13805 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
13806
13807 * function.c (assign_parm_setup_block): Look inside original
13808 entry_parm when inspecting PARALLEL.
13809
13810 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13811 Joel Sherrill <joel@oarcorp.com>
13812
13813 PR target/19399
13814 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
13815 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
13816 rtems_gxx_recursive_mutex_init.
13817 (__gthread_recursive_mutex_lock): New function.
13818 (__gthread_recursive_mutex_trylock): Likewise.
13819 (__gthread_recursive_mutex_unlock): Likewise.
13820
13821 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13822
13823 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
13824
13825 2005-01-13 Jan Beulich <jbeulich@novell.com>
13826
13827 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
13828 (ashrti3_internal): Indicate output is early clobber. Generate result
13829 into output rather than first input. Use move for low word of output
13830 if shift count is exactly 64.
13831 (lshrti3_internal): Likewise.
13832
13833 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
13834
13835 PR target/18329
13836 PR target/18330
13837 * reload1.c (delete_output_reload): Don't delete an output reload
13838 if the pseudo lives longer than a single basic block. Adjust and
13839 improve wording of comment.
13840
13841 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
13842
13843 PR target/19334
13844 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
13845 of TYPE_SIZE where we mean the number of bytes.
13846
13847 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
13848
13849 * function.c (assign_parm_setup_block): Relax condition on
13850 multi-register optimization.
13851
13852 2005-01-12 Nick Clifton <nickc@redhat.com>
13853
13854 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
13855 an "in_delay_slot" attribute of "no" to prevent them being used in
13856 delay slots. This is forbidden because they might generate
13857 exceptions.
13858
13859 2005-01-12 Alan Modra <amodra@bigpond.net.au>
13860
13861 PR target/19389
13862 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
13863 with r->Y and Y->r.
13864
13865 2005-01-12 Nick Clifton <nickc@redhat.com>
13866
13867 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
13868 passed on to GAS) but do not define, as GAS no longer supports or
13869 needs the -m2000 option.
13870
13871 2005-01-11 Roger Sayle <roger@eyesopen.com>
13872
13873 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
13874 type as args of unprototyped builtins aren't automatically promoted.
13875 (fold_builtin_abs): Likewise.
13876
13877 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13878
13879 * Makefile.in: Set a `build-warn' variable.
13880
13881 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13882
13883 PR tree-optimization/17949
13884 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
13885 (find_interesting_uses_address): Use it.
13886
13887 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
13888
13889 * regrename.c (kill_value): Handle subreg's that won't simplify.
13890
13891 2005-01-11 Richard Henderson <rth@redhat.com>
13892
13893 PR target/13366
13894 * config/i386/i386.h (enum ix86_builtins): Move ...
13895 * config/i386/i386.c: ... here.
13896 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
13897 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
13898 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
13899 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
13900 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
13901 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
13902 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
13903 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
13904 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
13905 IX86_BUILTIN_LOADDDUP): Remove.
13906 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
13907 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
13908 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
13909 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
13910 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
13911 (ix86_init_builtins): Make static.
13912 (ix86_init_mmx_sse_builtins): Update for changed builtins.
13913 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
13914 if all the modes match. Otherwise, fake it.
13915 (get_element_number, ix86_expand_vec_init_builtin,
13916 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
13917 (ix86_expand_builtin): Make static. Update for changed builtins.
13918 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
13919 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
13920 (ix86_expand_vector_init_duplicate): New.
13921 (ix86_expand_vector_init_low_nonzero): New.
13922 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
13923 Split out from ix86_expand_vector_init; handle integer modes.
13924 (ix86_expand_vector_init): Use them.
13925 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
13926 * config/i386/i386-protos.h: Update.
13927 * config/i386/predicates.md (reg_or_0_operand): New.
13928 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
13929 (movv2sf_internal): Likewise. And a splitter to match them all.
13930 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
13931 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
13932 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
13933 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
13934 (mmx_pinsrw): Fix operand ordering.
13935 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
13936 rather than sse_loadss expander.
13937 (movv2df splitter): Similarly.
13938 (sse_loadss, sse_loadlss): Remove.
13939 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
13940 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
13941 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
13942 (sse3_movddup): Rename with '*'.
13943 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
13944 (sse2_loadsd): Remove.
13945 (vec_dupv2df_sse3): Rename from sse3_loadddup.
13946 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
13947 (sse2_pinsrw): Fix argument ordering.
13948 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
13949 (sse2_stored): Remove 'r' destination.
13950 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
13951 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
13952 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
13953 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
13954 vec_extractv16qi, vec_initv16qi): New.
13955
13956 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
13957 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
13958 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
13959 constructor form.
13960 (_mm_load_pd, _mm_store_pd): Use plain dereference.
13961 (_mm_load_si128, _mm_store_si128): Likewise.
13962 (_mm_load1_pd): Use _mm_set1_pd.
13963 (_mm_load_sd): Use _mm_set_sd.
13964 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
13965 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
13966 (_mm_set_epi64): Use _mm_set_epi64x.
13967 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
13968 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
13969 _mm_setr_epi8): Use _mm_set_foo form.
13970 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
13971 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
13972 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
13973 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
13974 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
13975 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
13976 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
13977 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
13978 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
13979 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
13980 (_mm_movedup_pd): Use _mm_shuffle_pd.
13981 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
13982 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
13983 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
13984 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
13985 Use _mm_setzero_ps.
13986 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
13987 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
13988 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
13989 (_mm_store_ps): Use raw dereference.
13990 (_mm_store1_ps): Use _mm_storeu_ps.
13991 (_mm_storer_ps): Use _mm_store_ps.
13992 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
13993 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
13994
13995 2005-01-11 Stan Shebs <shebs@apple.com>
13996
13997 * config/rs6000/rs6000.c (machopic_output_stub): Issue
13998 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
13999
14000 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14001
14002 PR target/18761
14003 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14004 Skip all DECLs except for FIELD_DECLs.
14005
14006 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14007
14008 * config/s390/s390.c (override_options): Return error if
14009 -mbackchain, -mpacked-stack and -mhard-float are used together.
14010 (s390_va_start): Remove the backchain && packed-stack special case.
14011 (s390_gimplify_va_arg): Likewise.
14012 * doc/invoke.texi: Remove the ABI incompatibility note.
14013
14014 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14015
14016 * config/s390/s390.c (struct s390_frame_layout): Remove
14017 save_backchain_p.
14018 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14019 save_backchain_p with TARGET_BACKCHAIN.
14020
14021 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14022
14023 PR target/18916
14024 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14025 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14026 * function.c (locate_and_pad_parm): Set new field.
14027 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14028 Tweak where_pad test to include "none". Always set mem align for
14029 stack_parm.
14030 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14031 not sufficient for type.
14032 (assign_parm_setup_block): If stack_parm is zero on entry, always
14033 make a new stack local. Block move old stack parm if necessary
14034 to new aligned stack local.
14035 (assign_parm_setup_stack): Use a block move to handle
14036 potentially misaligned entry_parm.
14037 (assign_parms_unsplit_complex): Specify required alignment when
14038 creating stack local.
14039 * calls.c (compute_argument_addresses): Override alignment of stack
14040 arg calculated from its type with the alignment given by
14041 FUNCTION_ARG_BOUNDARY.
14042 (store_one_arg): Likewise.
14043
14044 2005-01-11 Jan Beulich <jbeulich@novell.com>
14045
14046 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14047 Change respective itanium_class attribute to ialu.
14048 (shladdp4_internal): New.
14049 * config/ia64/predicates.md (shladd_log2_operand): New.
14050
14051 2005-01-11 Richard Henderson <rth@redhat.com>
14052
14053 * expr.c (store_constructor): Use rtvec_alloc instead of
14054 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14055
14056 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14057
14058 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14059
14060 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14061
14062 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14063 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14064 (TARGET_RWRELOC): Define.
14065 (ia64_rwreloc_section_type_flags): Delete.
14066 (ia64_section_type_flags): New function.
14067 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14068 (TARGET_RWRELOC): Define.
14069
14070 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14071
14072 PR target/18987
14073 * config/ia64/ia64.c (process_set): For alloc insn, only call
14074 process_epilogue is !frame_pointer_needed.
14075
14076 2005-01-10 Roger Sayle <roger@eyesopen.com>
14077
14078 PR c++/19355
14079 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14080 unary operator and can't be treated as a binary/comparison operator.
14081
14082 2005-01-10 Richard Henderson <rth@redhat.com>
14083
14084 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14085 (ix86_return_in_memory): Likewise.
14086 (function_arg_advance): Likewise. Mirror structure in function_arg
14087 for choosing register to advance.
14088
14089 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14090
14091 * tree-vectorizer.c, tree.def: Fix comment typos.
14092
14093 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14094
14095 * config/s390/s390.c (struct processor_costs): 4 new fields:
14096 ddbr, ddr, debr, der.
14097 (s390_rtx_costs): More precise handling of divide instructions.
14098
14099 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14100
14101 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14102
14103 2005-01-10 Jan Beulich <jbeulich@novell.com>
14104
14105 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14106 names resulting from -ffunction-sections/-fdata-sections and linkonce
14107 ones.
14108 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14109 based on the section name. Rearrange the section name comparison logic
14110 slightly so that each section name is compared against at most once.
14111
14112 2005-01-10 Ben Elliston <bje@au.ibm.com>
14113
14114 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14115 targets for which -fPIC reduces limitations on the GOT size.
14116
14117 2005-01-09 Falk Hueffner <falk@debian.org>
14118
14119 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14120 X/C1 cmpop C2.
14121
14122 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14123
14124 PR target/18720
14125 * collect2.c (main): Set aixrtl_flag for -brtl option.
14126 (resolve_lib_name): Search for .so file extension before .a
14127 if aixrtl_flag set.
14128
14129 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14130
14131 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14132 (vect_analyze_data_refs_alignment): Add dump prints.
14133
14134 2005-01-09 Ira Rosen <irar@il.ibm.com>
14135
14136 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14137 expr_invariant_in_loop_p.
14138 Initialize outputs first thing in the function.
14139 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14140 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14141 (vect_analyze_pointer_ref_access): Check that the initial condition of
14142 the access function is loop invariant.
14143
14144 2005-01-09 Richard Henderson <rth@redhat.com>
14145
14146 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14147 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14148 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14149 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14150 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14151 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14152 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14153 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14154 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14155 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14156 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14157 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14158 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14159 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14160 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14161 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14162 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14163 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14164 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14165 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14166 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14167 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14168 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14169 mmx_ prefix.
14170 (mmx_clrdi, pavgusb): Remove.
14171 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14172 with leading sse_ prefix.
14173 * config/i386/sse.md: Receive them.
14174 * config/i386/mmx.md: New file.
14175 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14176 (subrv2sf3): Turn into expander for normal subtraction.
14177 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14178 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14179 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14180 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14181 commutative; use ix86_binary_operator_ok.
14182 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14183 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14184 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14185 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14186 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14187 Macroize from existing patterns; use ix86_binary_operator_ok.
14188 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14189 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14190 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14191 with vec_select+vec_concat.
14192 (mmx_pshufw, mmx_pshufw_1): Likewise.
14193 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14194 (mmx_uavgv4hi3): Model correctly.
14195 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14196 _mm_xor_si64): Remove casts.
14197
14198 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14199
14200 PR tree-optimization/19224
14201 * tree-scalar-evolution.c (get_instantiated_value,
14202 set_instantiated_value): New functions.
14203 (instantiate_parameters_1): Cache the results.
14204 (instantiate_parameters, resolve_mixers): Initialize and free
14205 the cache.
14206
14207 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14208
14209 * config/i386/i386.md (addhi_4): Correct reference in comment.
14210 (addqi_4): Same.
14211
14212 2005-01-08 Richard Henderson <rth@redhat.com>
14213
14214 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14215 (_mm_cvtsi128_si64x): Likewise.
14216 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14217 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14218 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14219 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14220 * config/i386/i386-protos.h: Update.
14221 * config/i386/i386.c (print_operand): Add 'H'.
14222 (ix86_fixup_binary_operands): Split out from ...
14223 (ix86_expand_binary_operator): ... here.
14224 (ix86_fixup_binary_operands_no_copy): New.
14225 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14226 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14227 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14228 (safe_vector_operand): Use CONST0_RTX.
14229 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14230 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14231 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14232 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14233 special cases.
14234 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14235 (IX86_BUILTIN_CMPNGESS): New.
14236 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14237 (attr type): Add sselog1.
14238 (attr unit, attr memory): Handle it.
14239 (movti, movti_internal, movti_rex64): Move near other integer moves.
14240 (movtf, movtf_internal): Move near other fp moves.
14241 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14242 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14243 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14244 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14245 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14246 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14247 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14248 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14249 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14250 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14251 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14252 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14253 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14254 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14255 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14256 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14257 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14258 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14259 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14260 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14261 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14262 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14263 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14264 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14265 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14266 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14267 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14268 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14269 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14270 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14271 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14272 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14273 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14274 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14275 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14276 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14277 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14278 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14279 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14280 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14281 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14282 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14283 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14284 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14285 same time.
14286 (SSEPUSH, push<SSEPUSH>): Remove.
14287 (MMXPUSH, push<MMXPUSH>): Remove.
14288 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14289 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14290 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14291 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14292 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14293 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14294 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14295 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14296 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14297 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14298 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14299 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14300 (ppro_sse_log_V4SF): Handle sselog1.
14301 * config/i386/predicates.md (const_0_to_1_operand): New.
14302 (const_0_to_255_mul_8_operand): New.
14303 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14304 (const_2_to_3_operand, const_4_to_7_operand): New.
14305 * config/i386/sse.md: New file.
14306 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14307 (sse_movups): Rename from sse_movups_1.
14308 (sse_loadlss): Rename from sse_loadss_1.
14309 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14310 from the name.
14311 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14312 (absv4sf2, negv2df, absv2df): New.
14313 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14314 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14315 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14316 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14317 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14318 (sse3_addsubv4sf3): Model correctly.
14319 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14320 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14321 (sse_movhlps): Model with vec_select+vec_concat.
14322 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14323 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14324 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14325 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14326 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14327 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14328 sse2_pshufhw_1): Likewise.
14329 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14330 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14331 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14332 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14333 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14334 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14335 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14336 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14337 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14338 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14339 sminv8hi3): Mark commutative
14340 operands. Use ix86_binary_operator_ok.
14341 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14342 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14343 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14344 sse2_punpcklqdq): Allow operand2 in memory.
14345 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14346 sse2_movsd): Add memory alternatives.
14347 (sse_storelps): Turn expander into an insn; split after reload.
14348 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14349 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14350
14351 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14352
14353 * configure.ac (DWARF-2 debug_line): Use objdump.
14354 * configure: Regenerate.
14355
14356 2005-01-08 Jeff Law <law@redhat.com>
14357 Diego Novillo <dnovillo@redhat.com>
14358
14359 PR tree-optimization/18241
14360 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14361 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14362 statements with volatile operands.
14363 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14364 operands after marking a statement with has_volatile_ops.
14365
14366 2005-01-08 Roger Sayle <roger@eyesopen.com>
14367
14368 * tree.c (int_fits_type_p): Always honor integer constant
14369 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14370
14371 2005-01-08 Roger Sayle <roger@eyesopen.com>
14372
14373 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14374 the latent bug in rtl_delete_block has been resolved.
14375
14376 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14377
14378 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14379 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14380
14381 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14382
14383 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14384 library as @multilib_dir@/$(SHLIB_SONAME).
14385
14386 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14387
14388 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14389 * configure: Regenerate.
14390
14391 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14392
14393 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14394 TYPE_MODE.
14395
14396 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14397
14398 PR target/13674
14399 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14400 Convert non-word aligned offset address using ld/std into
14401 indirect address.
14402
14403 2005-01-07 Richard Henderson <rth@redhat.com>
14404
14405 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14406
14407 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14408
14409 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14410
14411 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14412
14413 PR tree-optimization/19283
14414 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14415 is not shorter than the original type.
14416
14417 PR rtl-optimization/19012
14418 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14419
14420 PR rtl-optimization/18861
14421 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14422 (FULL_STATE): Define.
14423 (mark_tablejump_edge): New function.
14424 (purge_dead_tablejump_edges): New function.
14425 (find_bb_boundaries): Use it.
14426
14427 PR tree-optimization/18828
14428 * builtins.c (expand_builtin_next_arg): Remove argument and all
14429 the argument checking.
14430 (expand_builtin): Adjust caller.
14431 (expand_builtin_va_start): Likewise. Remove error for too many
14432 arguments.
14433 (fold_builtin_next_arg): Issue error for too many arguments.
14434 After checking arguments, replace them with magic arguments that
14435 prevent further checking of the args.
14436
14437 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14438
14439 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14440
14441 2005-01-06 Roger Sayle <roger@eyesopen.com>
14442
14443 PR target/6077
14444 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14445 and %{.S:...} (and their negative variants) to test whether the
14446 input file is assembler or pre-processed-assembler independent of
14447 the actual filename extension.
14448
14449 2005-01-06 Roger Sayle <roger@eyesopen.com>
14450
14451 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14452 of sign or zero extended values.
14453
14454 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14455
14456 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14457 for IBM long double format correctly.
14458
14459 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14460
14461 Fix PR tree-optimization/18792
14462
14463 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14464 to first_loop_depth, and use loop depth instead of loop number.
14465 (build_classic_dir_vector): Ditto.
14466 (compute_data_dependences_for_loop): Use depth, not loop number.
14467 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14468 number. Pass in loops, instead of loop numbers.
14469 (gather_interchange_stats): Ditto.
14470 (linear_transform_loops): Ditto.
14471
14472 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14473
14474 PR rtl-opt/13299
14475 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14476 biv_fits_mode_p, extension_within_bounds_p): New functions.
14477 (check_ext_dependent_givs): Use them.
14478
14479 2005-01-06 Roger Sayle <roger@eyesopen.com>
14480
14481 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14482 more than one barrier, in which case we should delete them all.
14483
14484 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14485
14486 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14487
14488 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14489
14490 Fix PR middle-end/19286
14491 Fix PR debug/19267
14492 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14493 output this subprogram, simply ignore this attempt to do it again.
14494 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14495 origin attribute if it's not possible.
14496 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14497 (decls_for_scope): Ditto.
14498 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14499 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14500
14501 2005-01-05 Richard Henderson <rth@redhat.com>
14502
14503 PR target/11327
14504 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14505 (bdesc_2arg): Use it.
14506 (ix86_expand_binop_builtin): Force operands into registers
14507 when optimizing.
14508 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14509 ix86_expand_sse_compare, ix86_expand_sse_comi,
14510 ix86_expand_builtin): Likewise.
14511
14512 2005-01-05 Richard Henderson <rth@redhat.com>
14513
14514 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14515 and VEC_SELECT.
14516 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14517 (mulv4hi3): Set itanium_class mmmul.
14518 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14519 (fpack): Rename from fpack_sfsf.
14520
14521 2005-01-05 Richard Henderson <rth@redhat.com>
14522
14523 PR rtl-opt/10692
14524 * reload1.c (do_input_reload): Restrict the optimization deleteing
14525 a previous output reload to RELOAD_FOR_INPUT.
14526
14527 2005-01-05 Steven Bosscher <stevenb@suse.de>
14528
14529 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14530 comment that we fall through after case.
14531 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14532 (distribute_links): Likewise.
14533 * cse.c (cse_insn): Likewise.
14534 * cselib.c (cselib_invalidate_mem): Likewise.
14535 * df.c: Update comments at the top of the file.
14536 (read_modify_subreg_p): Update comments here too.
14537 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14538 * flow.c (mark_set_1): Likewise.
14539 (mark_used_regs): Likewise.
14540 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14541 (canon_list_insert): Likewise.
14542 (mark_set): Likewise.
14543 (try_replace_reg): Likewise.
14544 (store_killed_in_insn): Likewise.
14545 * loop.c (count_one_set): Likewise.
14546 (basic_induction_var): Likewise.
14547 * postreload-gcse.c (find_mem_conflicts): Likewise.
14548 * postreload.c (reload_combine_note_store): Likewise.
14549 (move2add_note_store): Likewise.
14550 * reload.c (find_equiv_reg): Likewise.
14551 (mark_referenced_resources): Likewise.
14552 * rtlanal.c (set_noop_p): Likewise.
14553 (note_stores): Likewise.
14554 (note_uses): Likewise.
14555 * sched-deps.c (sched_analyze_1): Likewise.
14556 * sched-rgn.c (check_live_1): Likewise.
14557 (update_live_1): Likewise.
14558 * config/i860/i860.c: Likewise.
14559
14560 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
14561 an lvalue.
14562 (ZERO_EXTRACT): Mention that this one can be an lvalue.
14563
14564 * doc/rtl.texi: Update documentation for bit-fields and SET.
14565
14566 2005-01-05 Roger Sayle <roger@eyesopen.com>
14567
14568 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
14569
14570 2005-01-05 Jan Hubicka <jh@suse.cz>
14571 Richard Henderson <rth@redhat.com>
14572
14573 PR target/18910
14574 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
14575 with an offset.
14576
14577 2005-01-05 Richard Henderson <rth@redhat.com>
14578
14579 PR target/12902
14580 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
14581 (sse_shufps): Change operand 3 to const_int_operand.
14582 (sse2_storelps): Fix typo in template.
14583 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
14584 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
14585 (ix86_expand_builtin): Likewise.
14586
14587 2005-01-05 Julian Brown <julian@codesourcery.com>
14588
14589 * config/arm/arm.c (arm_return_in_memory): Treat complex types
14590 as aggregates for AAPCS ABIs.
14591
14592 2005-01-05 Stan Shebs <shebs@apple.com>
14593
14594 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
14595 Mach-O getters if ppc64.
14596 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
14597 size argument.
14598 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
14599 signed four-byte field for global code case.
14600 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
14601
14602 2005-01-05 Roger Sayle <roger@eyesopen.com>
14603
14604 PR middle-end/19100
14605 * c-common.c: Include real.h.
14606 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
14607 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
14608 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
14609 * Makefile.in (c-common.o): Update dependencies.
14610
14611 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14612
14613 * c-parse.in (asm_string): Add trailing semicolon.
14614
14615 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14616
14617 * c-parse.in (asm_string): New. Don't allow wide strings in
14618 'asm'.
14619 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
14620 asm_string instead of STRING.
14621
14622 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14623
14624 * c-typeck.c (constructor_no_implicit): Remove.
14625 (set_designator, process_init_element): Don't check
14626 constructor_no_implicit.
14627
14628 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
14629 Kaz Kojima <kkojima@gcc.gnu.org>
14630
14631 PR target/16482
14632 * lcm.c (create_pre_exit): New.
14633 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
14634 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
14635
14636 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14637
14638 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
14639 -msoft-float in target_float_switch.
14640 * arm.c (arm_override_options): Fix processing of target_float_switch.
14641
14642 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14643
14644 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
14645 preferencing.
14646
14647 2004-01-05 Uros Bizjak <uros@kss-loka.si>
14648
14649 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
14650 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
14651
14652 2005-01-04 Roger Sayle <roger@eyesopen.com>
14653
14654 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
14655 if deleting the then-block allows the test-block to fallthru to the
14656 else-block.
14657
14658 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
14659
14660 PR c/19152
14661 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
14662 after the full declaration if the are in two different TUs.
14663
14664 2005-01-04 Richard Henderson <rth@redhat.com>
14665
14666 PR tree-opt/19158
14667 * tree-sra.c (generate_one_element_init): Just
14668 call gimplify_and_add.
14669 (generate_element_init): Record the
14670 new referenced variables and mark them for renaming
14671 and split out to ...
14672 (generate_element_init_1): This.
14673 (scalarize_init): Don't call push_gimplify_context/
14674 pop_gimplify_context.
14675
14676 2005-01-04 Geoffrey Keating <geoffk@apple.com>
14677
14678 * toplev.c (get_src_pwd): Handle failure of getpwd().
14679
14680 2005-01-04 Roger Sayle <roger@eyesopen.com>
14681
14682 * fold-const.c (fold_single_bit_test): Delete unreachable handling
14683 of TRUTH_NOT_EXPR.
14684 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
14685 all the cases handled by it are inverted by invert_truthvalue.
14686
14687 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14688
14689 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
14690 (save_register_windowsi): Likewise.
14691
14692 2005-01-04 Richard Henderson <rth@redhat.com>
14693
14694 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
14695
14696 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14697
14698 PR middle-end/17767
14699 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
14700 any simplifications of vector mode comparison operators.
14701 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
14702
14703 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
14704 Devang Patel <dpatel@apple.com>
14705
14706 PR tree-optimization/18308
14707 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
14708 the operands before creating a new expression.
14709 * dojump.c (do_jump): Make drop_through_label available
14710 for all cases. Add expansion of COND_EXPR.
14711
14712 2005-01-04 Ira Rosen <irar@il.ibm.com>
14713
14714 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
14715 INTEGER_CST instead of TREE_CONSTANT.
14716 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
14717 instead of TREE_CONSTANT.
14718 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
14719 instead of TREE_CONSTANT.
14720
14721 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14722
14723 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
14724
14725 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14726
14727 PR target/19240
14728 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
14729 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
14730
14731 2005-01-03 Richard Henderson <rth@redhat.com>
14732
14733 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
14734 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
14735 fold_convert_const_real_from_real): Split out from ...
14736 (fold_convert_const): ... here.
14737
14738 2005-01-03 Richard Henderson <rth@redhat.com>
14739
14740 PR target/19235
14741 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
14742 (mov<MMXMODEI>_internal): Likewise.
14743 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
14744 Add V2SF case; use it for SSE1; don't use TI.
14745 (movdf_integer): Likewise.
14746 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
14747
14748 2005-01-03 Ira Rosen <irar@il.ibm.com>
14749
14750 * tree-vectorizer.c (vect_strip_conversions): New function.
14751 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
14752 check for binary class.
14753
14754 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
14755
14756 Fix PR debug/17924
14757 Fix PR debug/19191
14758 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
14759 is a decl.
14760 * gimple-low.c (mark_blocks_with_used_vars): New function.
14761 (mark_blocks_with_used_subblocks): Ditto.
14762 (mark_used_blocks): Ditto.
14763 (pass_mark_used_blocks): New pass.
14764 * tree-inline.c: Include debug.h.
14765 (expand_call_inline): Call outlining_inline_function here.
14766 * tree-optimize.c (init_tree_optimization_passes): Add
14767 pass_mark_used_blocks.
14768 * tree-pass.h (pass_mark_used_blocks): New.
14769 * Makefile.in (tree-inline.o): Add debug.h dependency.
14770
14771 2005-01-03 Geoffrey Keating <geoffk@apple.com>
14772
14773 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
14774 VAR_DECLs to have weak_import attribute.
14775
14776 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
14777 'struct ucontext'.
14778
14779 2004-01-03 Steven Bosscher <stevenb@suse.de>
14780
14781 * passes.c (rest_of_compilation): Don't run regmove if only
14782 flag_expensive_optimizations, require flag_regmove instead.
14783
14784 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14785
14786 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
14787 register "sparc".
14788 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
14789 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14790 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
14791 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14792
14793 2005-01-03 Richard Henderson <rth@redhat.com>
14794
14795 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
14796 (ia64_const_ok_for_letter_p): New.
14797 (ia64_const_double_ok_for_letter_p): New.
14798 (ia64_extra_constraint): New.
14799 (ia64_expand_vecint_compare): New.
14800 (ia64_expand_vcondu_v2si): New.
14801 (ia64_expand_vecint_cmov): New.
14802 (ia64_expand_vecint_minmax): New.
14803 (ia64_print_operand): Add 'v'.
14804 (ia64_preferred_reload_class): New.
14805 (ia64_vector_mode_supported_p): New.
14806 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
14807 (PREFERRED_RELOAD_CLASS): Move to function.
14808 (CONST_OK_FOR_LETTER_P): Move to function.
14809 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
14810 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
14811 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
14812 (EXTRA_CONSTRAINT): Move to function.
14813 * config/ia64/ia64.md: Include vect.md.
14814 (itanium_class): Add mmalua.
14815 (type): Handle it.
14816 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
14817 (1b_mmalua): New.
14818 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
14819 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
14820 CONST0_RTX.
14821 (const_int_2bit_operand): New.
14822 (fr_reg_or_0_operand): New.
14823 * config/ia64/ia64-modes.def: Add vector modes.
14824 * config/ia64/ia64-protos.h: Update.
14825 * config/ia64/vect.md: New file.
14826
14827 2005-01-03 Richard Henderson <rth@redhat.com>
14828
14829 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
14830
14831 2005-01-03 Uros Bizjak <uros@kss-loka.si>
14832
14833 PR target/19236
14834 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
14835 to SFmode.
14836 (log1pdf2): Change mode of operands[0,1] to DFmode.
14837
14838 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14839
14840 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
14841 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
14842 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
14843 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
14844 SPARC_RELAXED_ORDERING.
14845
14846 2005-01-03 Richard Henderson <rth@redhat.com>
14847 Uros Bizjak <uros@kss-loka.si>
14848
14849 PR target/14631
14850 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
14851 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
14852 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
14853 handling.
14854 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
14855 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
14856 const_pow2_1_to_128_operand): New predicates.
14857
14858 2005-01-02 Greg McGary <greg@mcgary.org>
14859
14860 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
14861 anonymous decls.
14862 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
14863 object. [ptr_type]: Remove unused variable.
14864 Remember nearest addressable array-element or record-component
14865 when checking bitfield components. Tolerate empty BIND_EXPR.
14866
14867 2005-01-01 Richard Henderson <rth@redhat.com>
14868
14869 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
14870 that don't narrow the value. Fail for other conversions.
14871
14872 2005-01-01 Richard Henderson <rth@redhat.com>
14873
14874 PR c/19031
14875 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
14876 * c-lang.c (finish_file): Don't do it here.
14877 * objc/objc-act.c (objc_finish_file): Likewise.
14878
14879 * cgraph.c (decl_assembler_name_equal): New.
14880 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
14881 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
14882 * cgraph.h (struct cgraph_varpool_node): Add next.
14883 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
14884 * varasm.c (assemble_alias): Mark the target as needed.
14885
14886 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
14887
14888 PR middle-end/19221
14889 * function.c (get_arg_pointer_save_area): Use entry_of_function
14890 instead of get_insns.
14891
14892 2005-01-01 Roger Sayle <roger@eyesopen.com>
14893 Andrew Pinski <pinskia@physics.uc.edu>
14894 James E. Wilson <wilson@specifixinc.com>
14895
14896 PR rtl-optimization/12092
14897 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
14898 is zero.
14899
14900 2005-01-01 Roger Sayle <roger@eyesopen.com>
14901 Olivier Hainque <hainque@act-europe.fr>
14902
14903 * tree.c (int_fits_type_p): A narrower type always fits in a
14904 wider one, except for negative values into unsigned types.
14905
14906 2005-01-01 Roger Sayle <roger@eyesopen.com>
14907
14908 * tree.c (int_fits_type_p): Compare the result of force_fit_type
14909 with the original constant rather than require TREE_OVERFLOW.
14910
14911 2005-01-01 Steven Bosscher <stevenb@suse.de>
14912
14913 PR middle-end/17544
14914 * c-decl.c (finish_function): If compiling C99, annotate the
14915 compiler generated return with the current file name and line 0.
14916 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
14917 the source line is greater than 0.
14918 (remove_bb): Likewise.