| blob | 37d3e05899a96ec10ea92f6c377a5704c9046f0c |
1 2005-02-09 Ian Lance Taylor <ian@airs.com>
3 PR middle-end/19583
4 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5 just check whether EH_FILTER_FAILURE falls through.
7 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9 * gcc/haifa-sched.c (schedule_block): Make queued sched group
10 insns return to ready list in the next turn.
13 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
15 PR middle-end/19402
16 * builtins.def: New __builtin_powi[lf].
17 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
18 (expand_builtin_powi): New function.
19 (expand_builtin): Dispatch to expand_builtin_powi.
20 * libgcc2.h: Add prototypes for __builtin_powi[lf].
21 * libgcc2.c: Add __builtin_powi[lf] implementation.
22 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
23 * optabs.h: Add powi_optab.
24 * optabs.c (init_optabs): Initialize powi_optab.
25 * doc/extend.texi: Document __builtin_powi[lf].
27 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
29 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
30 exists.
32 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
34 PR middle-end/19854
35 * fold-const.c (try_move_mult_to_index): Remove redundant
36 type argument. Create ADDR_EXPR with correct type.
37 (fold): Update callers of try_move_mult_to_index. Convert
38 result to the appropriate type.
40 2005-02-09 Roger Sayle <roger@eyesopen.com>
42 PR target/19597
43 * config/avr/avr.c (default_rtx_costs): Delete.
44 (avr_operand_rtx_cost): New function.
45 (avr_rtx_costs): Completely rewrite.
47 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
49 PR target/19806
50 * config/cris/cris.c (in_code): New variable.
51 (cris_output_addr_const): Now a static function, a wrapper for
52 output_addr_const.
53 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
54 case from old cris_output_addr_const.
55 (cris_asm_output_label_ref): Similar for LABEL_REF.
56 (cris_output_addr_const_extra): Similar for UNSPEC.
57 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
58 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
59 * config/cris/cris-protos.h (cris_output_addr_const): Remove
60 declaration.
61 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
62 (cris_asm_output_label_ref): Declare.
64 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
66 PR preprocessor/19801
67 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
68 filenames that changed when libcpp was moved to the toplevel.
70 2005-02-07 Roger Sayle <roger@eyesopen.com>
72 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
73 zero extensions of BImode operands. Call lowpart_subreg instead
74 of gen_lowpart_common and gen_lowpart_SUBREG.
76 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
78 PR ada/19489
79 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
80 * configure.ac: Set cc_for_cross_gnattools.
81 * configure: Regenerate.
83 2005-02-08 Alan Modra <amodra@bigpond.net.au>
85 PR target/19803
86 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
88 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
90 PR debug/19327
91 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
92 of nested functions.
94 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
96 * doc/extend.texi: Document deprecated extensions allowing
97 static floating-point members to have initializers and allowing
98 floating-point literals in integral constant expressions.
100 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
102 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
103 config/darwin7.h, config/mips/mips.c,
104 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
105 Update copyright.
107 * cse.c: Update comments.
109 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
111 PR middle-end/19775
112 * builtins.c (fold_builtin_sqrt): Transform
113 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
114 pow(x,y*0.5).
116 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
117 Dorit Naishlos <dorit@il.ibm.com>
119 * doc/invoke.texi (ftree-vectorizer-verbose): New.
120 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
121 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
122 was added.
123 * tree.h (vect_set_verbosity_level): New extern function declaration
124 added.
125 * tree-vectorizer.h (verbosity_levels): New enum type.
126 * tree-vectorizer.c (vect_debug_stats): Function removed.
127 (vect_debug_details): Likewise.
128 (vect_verbosity_level): Global variable was defined and initialized.
129 (vect_dump): Global variable definition.
130 (vect_print_dump_info): New function.
131 (vect_set_dump_settings): New function.
132 (vect_set_verbosity_level): New function.
133 (vectorize_loops): Add call to vect_set_dump_settings.
135 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
136 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
137 (slpeel_tree_peel_loop_to_edge): Likewise.
139 (vect_analyze_offset_expr): Call to vect_print_dump_info with
140 appropriate verbosity level instead of call to vect_debug_details
141 or vect_debug_stats.
142 (vect_get_base_and_offset):
143 (vect_create_addr_base_for_vector_ref):
144 (get_vectype_for_scalar_type):
145 (vect_create_data_ref_ptr):
146 (vect_init_vector):
147 (vect_get_vec_def_for_operand):
148 (vect_finish_stmt_generation):
149 (vectorizable_assignment):
150 (vectorizable_operation):
151 (vectorizable_store):
152 (vectorizable_load):
153 (vect_transform_stmt):
154 (vect_update_ivs_after_vectorizer):
155 (vect_do_peeling_for_loop_bound):
156 (vect_update_inits_of_drs):
157 (vect_do_peeling_for_alignment):
158 (vect_transform_loop):
159 (vect_is_simple_use):
160 (vect_analyze_operations):
161 (vect_is_simple_iv_evolution):
162 (vect_analyze_scalar_cycles):
163 (vect_analyze_data_ref_dependence):
164 (vect_analyze_data_ref_dependences):
165 (vect_compute_data_ref_alignment):
166 (vect_enhance_data_refs_alignment):
167 (vect_analyze_data_refs_alignment):
168 (vect_analyze_data_ref_access):
169 (vect_analyze_data_ref_accesses):
170 (vect_analyze_pointer_ref_access):
171 (vect_get_memtag_and_dr):
172 (vect_analyze_data_refs):
173 (vect_mark_relevant):
174 (vect_stmt_relevant_p):
175 (vect_mark_stmts_to_be_vectorized):
176 (vect_can_advance_ivs_p):
177 (vect_get_loop_niters):
178 (vect_analyze_loop_form):
179 (vect_analyze_loop):
180 (vectorize_loops): Likewise.
182 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
183 (vect_update_inits_of_drs):
184 (vect_do_peeling_for_alignment):
185 (vect_transform_loop):
186 (vect_analyze_operations):
187 (vect_analyze_scalar_cycles):
188 (vect_analyze_data_ref_dependences):
189 (vect_analyze_data_refs_alignment):
190 (vect_analyze_data_ref_accesses):
191 (vect_analyze_data_refs):
192 (vect_mark_stmts_to_be_vectorized):
193 (vect_get_loop_niters):
194 (vect_analyze_loop_form):
195 (vect_analyze_loop): Likewise.
196 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
198 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
200 PR bootstrap/19796
201 Revert:
202 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
203 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
204 either -ffast-math or -funsafe-math-optimizations is in use.
206 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
207 * config/mips/irix-csr.c: New file.
208 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
209 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
210 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
211 executables.
213 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
215 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
216 redundant, incorrect definitions.
218 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
219 expand.
220 ("*tls_indirect_call"): New, reference hard regs directly.
221 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
223 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
225 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
226 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
228 2005-02-06 Roger Sayle <roger@eyesopen.com>
230 PR rtl-optimization/19800
231 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
232 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
233 gen_lowpart.
235 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
237 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
239 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
241 PR other/17135
242 * doc/invoke.texi: Correct documentation of -freorder-functions.
244 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
246 PR other/14402
247 * doc/invoke.texi: Don't mention gccbug.
249 2005-02-06 Roger Sayle <roger@eyesopen.com>
250 Andrew Pinski <pinskia@physics.uc.edu>
251 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
253 * simplify-rtx.c (simplify_relational_operation_1): Simplify
254 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
255 into just (zero_extract:SI FOO (const_int 1) BAR).
257 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
259 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
260 macro locally. Don't give last revision date. Use GCC version
261 number from gcc-common.texi.
262 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
263 revision date. Use GCC version number from gcc-common.texi.
264 Describe being a library as current state rather than as 3.x
265 history.
266 * doc/gcc.texi: Remove last update date.
267 * doc/gccint.texi: Likewise. Update copyright dates.
268 * doc/install.texi: Update copyright dates.
270 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
272 PR other/7549
273 * doc/invoke.texi: Mention for each option included in -Wall that
274 it is included in -Wall.
275 * doc/gcc.texi: Update copyright and last modification date.
277 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
279 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
280 unnecessary cast to original induction variable increments.
282 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
284 PR tree-optimization/18219
285 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
286 in distributed form.
288 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
290 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
291 Set bitpos and offset later in the function. Do nothing if the
292 target is a register and if the bitfield lies completely outside
293 that register.
294 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
295 here. Return an uninitialised register if the source value is stored
296 in a register and the bitfield lies completely outside that register.
298 2005-02-06 Steven Bosscher <stevenb@suse.de>
300 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
301 not SET_DEST.
303 2005-02-06 Marcin Dalecki <martin@dalecki.de>
305 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
307 2005-02-06 Geoffrey Keating <geoffk@apple.com>
309 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
310 * config/darwin8.h: New.
311 * config/darwin7.h: Update comment.
313 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
314 Dorit Naishlos <dorit@il.ibm.com>
316 * tree-vectorizer.h (LOC): New type.
317 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
318 (loop_line_number): New field in struct _loop_vec_info.
319 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
321 * tree-vectorizer.c (input.h): Included.
322 (find_loop_location): New function.
323 (vect_debug_stats): Argument changed from loop to LOC. Computation of
324 loop line number removed.
325 (vect_debug_details): Likewise.
326 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
328 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
329 call to vect_debug_details/stats changed from loop to loop_loc.
330 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
331 (slpeel_tree_peel_loop_to_edge): Likewise.
333 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
334 changed from NULL to UNKNOWN_LOC.
335 (vect_get_base_and_offset):
336 (vect_create_addr_base_for_vector_ref):
337 (get_vectype_for_scalar_type):
338 (vect_create_data_ref_ptr):
339 (vect_init_vector):
340 (vect_get_vec_def_for_operand):
341 (vect_finish_stmt_generation):
342 (vectorizable_assignment):
343 (vectorizable_operation):
344 (vectorizable_store):
345 (vectorizable_load):
346 (vect_transform_stmt):
347 (vect_update_ivs_after_vectorizer):
348 (vect_do_peeling_for_loop_bound):
349 (vect_do_peeling_for_alignment):
350 (vect_transform_loop):
351 (vect_is_simple_use):
352 (vect_analyze_operations):
353 (vect_is_simple_iv_evolution):
354 (vect_analyze_scalar_cycles):
355 (vect_analyze_data_ref_dependences):
356 (vect_compute_data_ref_alignment):
357 (vect_enhance_data_refs_alignment):
358 (vect_analyze_data_ref_access):
359 (vect_analyze_data_ref_accesses):
360 (vect_analyze_pointer_ref_access):
361 (vect_get_memtag_and_dr):
362 (vect_analyze_data_refs):
363 (vect_mark_relevant):
364 (vect_stmt_relevant_p):
365 (vect_mark_stmts_to_be_vectorized):
366 (vect_can_advance_ivs_p):
367 (vect_get_loop_niters):
368 (vect_analyze_loop):
369 (vectorize_loops): Likewise.
371 (vectorizable_load): Argument in call to vect_debug_details/stats
372 changed from loop to LOOP_LOC (loop_vinfo).
373 (vect_transform_loop):
374 (vect_analyze_operations):
375 (vect_analyze_scalar_cycles):
376 (vect_analyze_data_ref_dependence):
377 (vect_enhance_data_refs_alignment):
378 (vect_analyze_data_ref_accesses):
379 (vect_analyze_pointer_ref_access):
380 (vect_analyze_data_refs):
381 (vect_analyze_loop): Likewise.
383 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
384 changed from loop to loop_loc.
386 (vect_enhance_data_refs_alignment): Removed unused variable loop.
388 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
389 Dorit Naishlos <dorit@il.ibm.com>
391 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
392 declaration added.
393 (vect_analyze_data_ref_dependences): Likewise.
395 (vect_is_simple_use): Argument changed from loop structure to
396 loop_vect_info structure.
397 (vect_can_advance_ivs_p): Likewise.
398 (vect_create_index_for_vector_ref): Likewise.
399 (vect_update_ivs_after_vectorizer): Likewise.
400 (new_stmt_vec_info): Likewise.
402 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
403 changed from loop to loop_vinfo.
404 (vect_create_data_ref_ptr): First argument in call to
405 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
406 (vectorizable_assignment): Second argument in call to vect_is_simple_use
407 was changed from loop to loop_vinfo.
408 (vectorizable_operation): Likewise.
409 (vectorizable_store): Likewise.
410 (vect_mark_stmts_to_be_vectorized): Likewise.
411 (vect_do_peeling_for_loop_bound): First argument in call to
412 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
413 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
414 was changed from loop to loop_vinfo.
415 (vect_analyze_data_ref_dependences): Third argument in call to
416 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
418 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
419 (vect_create_data_ref_ptr): Likewise.
420 (vect_init_vector): Likewise.
421 (vect_get_vec_def_for_operand): Likewise.
422 (vectorizable_assignment): Likewise.
423 (vectorizable_operation): Likewise.
424 (vectorizable_store): Likewise.
425 (vectorizable_load): Likewise.
426 (vect_update_ivs_after_vectorizer): Likewise.
427 (vect_is_simple_use): Likewise.
428 (vect_analyze_data_ref_dependence): Likewise.
429 (vect_analyze_pointer_ref_access): Likewise.
430 (vect_can_advance_ivs_p): Likewise.
432 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
433 before _stmt_vec_info.
434 (_stmt_vec_info): Loop field replaced by loop_vec_info.
435 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
436 (new_stmt_vec_info): Argument changed from loop structure to
437 loop_vect_info structure
439 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
440 (vect_analyze_offset_expr): Avoid 80 columns overflow.
441 (vect_create_addr_base_for_vector_ref): Likewise.
442 (vect_analyze_pointer_ref_access): Likewise.
444 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
446 PR tree-opt/19768
447 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
448 phi flag if the phi is abnormal.
450 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
452 PR tree-opt/19736
453 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
454 information for the new statement.
456 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
458 PR driver/19117
459 * gcc.c (main): Include the target in -v output.
461 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
463 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
464 Do not drop the extend if we'd have to add a paradoxical subreg
465 later. Include optabs.h and insn-codes.h.
466 * Makefile.in (combine.o): Depend on $(OPTABS_H).
468 2005-02-02 Roger Sayle <roger@eyesopen.com>
470 PR middle-end/19405
471 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
472 * fold-const.c (const_binop): Avoid constant folding floating
473 point operations in modes that use composite representations.
474 * simplify-rtx.c (simplify_binary_operation): Likewise.
476 2005-02-02 Geoffrey Keating <geoffk@apple.com>
478 * config/rs6000/altivec.md (altivec_dst): Make the first operand
479 a REG, not a MEM.
480 (altivec_dstt): Likewise.
481 (altivec_dstst): Likewise.
482 (altivec_dststt): Likewise.
483 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
484 of first operand.
486 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
488 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
489 EXPR_LOCUS from orig_cond to the new cond_stmt.
490 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
491 the new vec_stmt.
493 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
495 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
496 standard_iv_increment_position. Remove call to bsi_next
497 (no need to bump the iterator anymore).
498 (vect_create_index_for_vector_ref): Call
499 standard_iv_increment_position. Remove second function argument.
500 (vect_finish_stmt_generation): Remove call to bsi_next
501 (no need to bump the iterator anymore).
502 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
503 to vect_create_index_for_vector_ref.
505 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
507 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
508 phis are used out of the loop.
510 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
512 PR c/17807
513 * c-decl.c (undef_nested_function): New variable.
514 (pop_scope): Diagnose undefined nested functions.
515 (finish_function): Don't attempt cgraph processing or genericizing
516 if current top-level function contained an undefined nested
517 function. Reset undef_nested_function at the end of a top-level
518 function.
520 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
522 * tree.c (build_int_cst_type): Take sign of the value into account
523 when deciding whether sign extend the value.
525 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
527 PR c/18502
528 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
529 (cpp_options, cc1_options): Change %{std*&ansi} to
530 %{std*&ansi&trigraphs}.
532 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
534 * cse.c: Update comments.
536 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
538 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
539 arguments go on the stack. Do not put complex doubles in odd/even
540 pairs.
542 2005-02-02 Steven Bosscher <stevenb@suse.de>
544 * doc/invoke.texi: Update the options enabled at -O1, -O2,
545 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
546 -ftree-pre, and -fthread-jumps.
548 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
550 PR tree-optimization/19578
551 * tree-flow.h (modified_noreturn_calls): Declare.
552 (noreturn_call_p): Declare.
553 * tree-flow-inline.h (noreturn_call_p): New function.
554 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
555 * tree-cfg.c (modified_noreturn_calls): New variable.
556 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
557 that contain a mid-block noreturn call.
558 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
560 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
562 * df.c (df_def_record_1, df_uses_record): Don't use
563 DF_FOR_REGALLOC.
564 * df.h (DF_FOR_REGALLOC): Remove.
566 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
568 PR c/19435
569 * c-typeck.c (really_start_incremental_init): Reset
570 constructor_max_index for arrays of incomplete type.
572 2005-02-02 Jeff Law <law@redhat.com>
574 * gcse.c (struct reg_set): Store the block index where the register
575 was set rather than the setting insn.
576 (record_one_set, compute_transp): Corresponding changes.
577 (pre_insert_copy_insn): Do not call replace_one_set.
578 (replace_one_set): Remove.
580 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
582 PR other/15514
583 * doc/gcov.texi: Fix typo.
585 2005-02-01 Richard Henderson <rth@redhat.com
587 PR target/19680
588 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
589 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
590 type to bool.
591 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
592 * config/i386/i386-protos.h: Update.
594 2005-02-01 Steven Bosscher <stevenb@suse.de>
596 PR tree-optimization/19217
597 * tree-cfg.c (verify_expr): Use the data field to see if TP was
598 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
599 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
600 that it is walking a PHI node.
602 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
604 * doc/extend.texi (Nested Functions): Update.
606 2005-02-01 Richard Henderson <rth@redhat.com>
608 PR 19696
609 * optabs.c (expand_copysign_absneg): Export.
610 * optabs.h (expand_copysign_absneg): Declare.
611 * config/rs6000/rs6000.md (copysigntf3): New.
613 2005-02-01 Diego Novillo <dnovillo@redhat.com>
615 PR tree-optimization/19633
616 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
617 * tree-ssa-alias.c (init_alias_info): Initialize.
618 (merge_pointed_to_info): Set.
619 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
620 (dump_points_to_info_for): Show value of pt_null.
621 (struct count_ptr_d): Declare.
622 (find_ptr_dereference): Remove.
623 (ptr_is_dereferenced_by): Remove.
624 (count_ptr_derefs): New local function.
625 (count_uses_and_derefs): New local function.
626 (compute_points_to_and_addr_escape): Call it. If the number
627 of dereferences is greater than zero, mark the pointer as
628 dereferenced. If there are fewer dereferences than uses of
629 the pointer, the pointer's value escapes.
631 2005-02-01 Diego Novillo <dnovillo@redhat.com>
633 PR tree-optimization/19670
634 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
635 here...
636 (verify_use): ... set it here, instead.
638 2005-02-01 Janis Johnson <janis187@us.ibm.com>
640 * doc/sourcebuild.texi (Test directives): Fix formatting.
642 * doc/sourcebuild.texi (Test directives): Describe selector
643 expressions.
645 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
647 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
648 specific 64-bit CPUs.
650 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
652 PR target/16201
653 * arm.c (arm_eliminable_register): New function.
654 (adjacent_mem_locations): Don't allow eliminable registers. Use
655 HOST_WIDE_INT for address offsets.
656 * arm-protos.h (arm_eliminable_register): Add prototype.
658 2005-02-01 Steven Bosscher <stevenb@suse.de>
660 PR optimization/15242
661 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
662 * basic-block.h (duplicate_computed_gotos): Add prototype.
663 * bb-reorder.c (duplicate_computed_gotos): New function to
664 duplicate sufficiently small blocks ending in a computed jump.
665 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
666 if not optimizing for size.
667 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
668 never do tail merging for blocks ending in a computed jump.
669 * doc/invoke.texi: Document the max-goto-duplication-insns param.
671 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
673 Patch from Richard Sandiford <rsandifo@redhat.com>
674 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
675 from inheriting a subreg equivalence with a non-spill register.
677 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
679 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
681 * config/frv/frv.c (movcc_fp_destination_operand): New.
682 (gpr_or_memory_operand): Fix typo in comment.
683 (gpr_or_memory_operand_with_scratch): New.
684 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
685 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
686 movcc_fp_destination_operand.
687 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
688 Legitimize memory addresses using a scratch register.
690 2005-01-31 Jeff Law <law@redhat.com>
692 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
693 bitmap a sparse bitmap instead of a simple bitmap.
694 (mark_def_sites_initialize_block): Corresponding changes.
695 (ssa_mark_def_sites_initialize_block): Likewise.
696 (ssa_mark_phi_uses): Likewise.
697 (mark_def_site, ssa_mark_def_sites): Likewise.
698 (mark_def_site_blocks): Likewise.
699 (rewrite_ssa_into_ssa): Likewise.
701 * tree-ssa-dom.c (record_cond): Pass correct variable type
702 for last argument to htab_find_slot_with_hash.
704 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
705 effects when optimizing 0 % X. Do not try to optimize X % 0.
707 2005-01-31 James E. Wilson <wilson@specifixinc.com>
709 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
710 1_mmalua.
712 2005-02-01 Eric Christopher <echristo@redhat.com>
714 * config/mips/mips.c (override_options): Warn if -mint64
715 is used.
716 * doc/invoke.texi (MIPS Options): Document that -mint64 is
717 deprecated.
719 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
721 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
722 timestamp.
723 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
724 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
725 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
726 (cached_regno): Initialize to INVALID_REGNUM.
727 (cse_reg_info_table_size,
728 cse_reg_info_table_first_uninitialized,
729 cse_reg_info_timestamp): New.
730 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
731 get_cse_reg_info.
732 (init_cse_reg_info, get_cse_reg_info_1): New.
733 (get_cse_reg_info): Cache the last look-up.
734 (new_basic_block): Update the code to clear mappings from
735 registers to cse_reg_info entries.
736 (cse_main): Call init_cse_reg_info.
738 * cse.c (get_cse_reg_info): Update a comment.
740 2005-01-31 Steven Bosscher <stevenb@suse.de>
742 PR c/19333
743 * c-decl.c (start_decl): Do not warn about arrays of elements with
744 an incomplete type here.
745 (grokdeclarator): Do it here by making a pedwarn an error.
746 * c-typeck.c (push_init_level): If there were previous errors with
747 the constructor type, do not warn about braces for initializers.
748 (process_init_element): Likewise for excess initializer elements.
750 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
752 * cse.c (delete_trivially_dead_insn): Don't iterate.
754 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
756 * config/rs6000/rs6000.md (copysignsf3): New expand.
757 (copysigndf3): Likewise.
759 2005-01-31 Steven Bosscher <stevenb@suse.de>
761 * recog.c (constrain_operands): Only look for earlyclobber operand
762 conflicts if an '&' constraint was seen.
764 2005-01-31 Marc Espie <espie@openbsd.org>
766 * config.gcc: Don't include embedded systems fragment, switches default
767 debugging format to ELF.
768 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
769 longer pick it up there.
771 2005-01-31 Dale Johannesen <dalej@apple.com>
773 * doc/extend.texi (nested functions): Fix linkage description.
774 Clarify that static is not allowed.
776 2005-01-31 Dale Johannesen <dalej@apple.com>
778 * config/rs6000/darwin.md (movsf_low_di): Make work.
779 (movdf_low_di): Make work.
781 2005-01-31 Dale Johannesen <dalej@apple.com>
783 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
784 Make work for 64 bit.
786 2005-01-31 Roger Sayle <roger@eyesopen.com>
787 Dale Johannesen <dalej@apple.com>
789 PR middle-end/19650
790 * fold-const.c (fold_binary_op_with_conditional_arg):
791 Make types match original operands, before STRIP_NOPS.
793 2005-01-31 Alan Modra <amodra@bigpond.net.au>
795 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
796 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
797 (struct gcc_sigcontext): Delete. Merge contents to..
798 (struct gcc_ucontext): ..here.
799 (get_sigcontext): Delete.
800 (get_regs): New function, like get_sigcontext but return regs ptr.
801 64-bit version finds regs from r1 to support vdso.
802 (ppc_linux_aux_vector): New function.
803 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
804 and vector regs.
806 2005-01-31 Ira Rosen <irar@il.ibm.com>
808 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
809 sizetype.
810 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
811 redundant fold. Fix misalignment for MINUS_EXPR.
812 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
813 (vect_analyze_pointer_ref_access): Likewise.
814 (vect_get_memtag_and_dr): Likewise.
816 2005-01-31 Richard Henderson <rth@redhat.com>
818 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
819 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
820 absnegdf2_i387, absnegxf2_i387): Likewise.
822 2005-01-31 Richard Henderson <rth@redhat.com>
824 PR 19696
825 * optabs.c (expand_copysign_absneg): New.
826 (expand_copysign_bit): Split out from ...
827 (expand_copysign): ... here. Use expand_copysign_absneg.
829 2005-01-30 Roger Sayle <roger@eyesopen.com>
831 PR middle-end/19697
832 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
833 constant as the second operand and a register as the third.
835 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
837 PR target/19704
838 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
839 that dllimport'd functions do not use all call-clobbered registers
840 to pass parameters.
842 2005-01-30 Richard Henderson <rth@redhat.com>
844 PR 19696
845 * optabs.c (expand_absneg_bit): Split out from expand_unop and
846 expand_abs_nojump and generalize. Use operand_subword and
847 emit_no_conflict_block. Support large modes.
848 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
849 back to maximum.
850 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
851 negation to subtraction.
852 (expand_copysign): Check that the format has signed zeros.
853 Use operand_subword and emit_no_conflict_block. Support large modes.
855 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
857 Fix PR tree-optimization/19624
859 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
860 * tree-ssa-pre.c: Add cfgloop.h.
861 Update comment.
862 (pre_stats): New member, constified.
863 (inserted_exprs): New static variable.
864 (NECESSARY): New macro.
865 (create_expression_by_pieces): Fold the expression, and
866 mark it as defaulting to not necessary. Also put in
867 inserted_exprs.
868 (fully_constant_expression): New function.
869 (insert_into_preds_of_block): Modify to not insert phis when we
870 are playing with induction variables.
871 Push phis onto the inserted_exprs vector, and mark them as not
872 necessary by default.
873 (insert_aux): Call fully_constant_expression on eprime.
874 If all edges produce the same value, mark it constant.
875 (mark_operand_necessary): New function.
876 (remove_dead_inserted_code): New function.
877 (init_pre): Init loop optimizer to get loop info.
878 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
879 (execute_pre): Commit edge inserts, then remove dead code.
881 2005-01-30 Richard Henderson <rth@redhat.com>
883 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
884 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
886 2005-01-30 Richard Henderson <rth@redhat.com>
888 PR target/19700
889 * config/i386/i386.c (ix86_expand_copysign): New.
890 (ix86_split_copysign_const): New.
891 (ix86_split_copysign_var): Rename from ix86_split_copysign,
892 rearrange op1/nmask operands.
893 * config/i386/i386-protos.h: Update.
894 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
895 (copysigndf3): Likewise.
896 (copysignsf3_const, copysigndf3_const): New.
897 (copysignsf3_var): Rename from copysignsf3, split out splitter
898 and fix split predicate for X constraint.
899 (copysigndf3_var): Similarly.
901 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
903 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
904 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
905 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
907 2005-01-29 Richard Henderson <rth@redhat.com>
909 PR target/19690
910 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
911 of # and * in constraints.
913 2005-01-29 Richard Henderson <rth@redhat.com>
915 PR middle-end/19689
916 * expr.c (store_field): Don't strip sub-mode cast when the input
917 data is even smaller.
919 2005-01-29 Richard Henderson <rth@redhat.com>
921 PR middle-end/19687
922 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
923 union being empty.
925 2005-01-29 Richard Henderson <rth@redhat.com>
927 * combine.c (make_field_assignment): Fix argument order
928 to gen_int_mode.
930 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
932 PR tree-optimization/15791
933 * fold-const.c (extract_array_ref): New function.
934 (fold): Fold comparisons between &a[i] and &a[j] or
935 semantically equivalent trees.
937 2005-01-29 Jeff Law <law@redhat.com>
939 * gcse.c (insert_expr_in_table): Revamp handling of available
940 and anticipatable occurrence lists to avoid unnecessary list
941 walking.
942 (insert_set_in_table): Similarly.
944 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
946 * c-common.c (fix_string_type): Just use c_build_qualified_type to
947 build string type.
948 (c_build_qualified_type): Build qualified array types with
949 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
950 * c-decl.c (c_make_fname_decl): Build unqualified array type
951 before qualified type.
952 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
953 type is qualified, not just if type itself is. Don't apply
954 qualifiers to array type when declarator is processed. Apply
955 qualifiers to field type whether or not it is an array type.
956 Don't handle array types specially for applying qualifiers to
957 variables.
958 * c-typeck.c (composite_type): Build unqualified element type and
959 array type when forming composite of array types.
960 (common_pointer_type, comptypes, comp_target_types,
961 type_lists_compatible_p, build_indirect_ref, build_array_ref,
962 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
963 types.
964 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
965 (args2) in variables a1 and a2.
967 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
969 * cse.c (n_elements_made, max_elements_made): Remove.
970 (insert): Don't touch n_elements_made.
971 (cse_main): Don't touch n_elements_made or max_elements_made.
973 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
975 PR target/15384
976 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
977 configuration part of dp-bit.c to be lost.
979 2005-01-28 Roger Sayle <roger@eyesopen.com>
981 * expmed.c (expand_mult_highpart_optab): When attempting to use
982 a non-widening multiplication in a wider mode, the operands need
983 to be converted (zero or sign extended) to that mode.
985 2005-01-28 Ian Lance Taylor <ian@airs.com>
987 PR middle-end/16558
988 PR middle-end/19583
989 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
990 through if both operands fall through.
992 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
994 * cse.c (fold_rtx) <PC>: Don't optimize.
996 2005-01-28 Jeff Law <law@redhat.com>
998 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
999 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1001 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1003 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1004 cse_reg_info_used_list_end): Remove.
1005 (cse_reg_info_list, cse_reg_info_list_free): New.
1006 (get_cse_reg_info): When allocating an instance of
1007 cse_reg_info, add it to the beginning of the cse_reg_info_list
1008 list. Remove code to maintain cse_reg_info_used_list.
1009 (new_basic_block): Reset the free list to the beginning of
1010 cse_reg_info_list.
1012 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1014 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1015 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1016 (frv_expand_mdpackh_builtin): New function.
1017 (frv_expand_builtin): Use it to expand __MDPACKH.
1018 * doc/extend.texi (__MDPACKH): Update documentation.
1020 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1022 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1023 SSE_FLOAT_MODE_P for use_sse computation.
1025 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1027 PR target/19663
1028 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1030 2005-01-27 Richard Henderson <rth@redhat.com>
1032 * builtins.c (expand_builtin_copysign): New.
1033 (expand_builtin): Call it.
1034 * genopinit.c (optabs): Add copysign_optab.
1035 * optabs.c (init_optabs): Initialize it.
1036 (expand_copysign): New.
1037 * optabs.h (OTI_copysign, copysign_optab): New.
1038 (expand_copysign): Declare.
1040 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1041 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1043 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1044 (ix86_expand_fp_absneg_operator): ... here.
1045 (ix86_split_copysign): New.
1046 * config/i386/i386-protos.h: Update.
1047 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1048 (copysignsf3, copysigndf3): New.
1050 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1051 (copysignsf3, ncopysignsf3): New.
1052 (copysigndf3, ncopysigndf3): New.
1053 (copysignxf3, ncopysignxf3): New.
1054 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1056 2005-01-27 Arend Bayer <arend.bayer@web.de>
1057 Kazu Hirata <kazu@cs.umass.edu>
1059 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1060 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1061 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1062 NULL_RTX.
1064 2005-01-27 Jeff Law <law@redhat.com>
1066 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1067 definitions of SSA_NAMEs which are not being rewritten.
1068 (rewrite_ssa_into_ssa): Only initialize the current definition
1069 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1070 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1071 SSA_NAMEs before returning.
1073 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1075 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1076 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1077 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1078 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1079 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1081 2005-01-27 Steven Bosscher <stevenb@suse.de>
1083 PR middle-end/17278
1084 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1085 higher to -O2 and higher. Likewise for tree PRE.
1086 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1087 and better.
1089 2005-01-27 Ian Lance Taylor <ian@airs.com>
1091 PR middle-end/19583
1092 * gimple-low.c (try_catch_may_fallthru): New static function.
1093 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1094 * tree-inline.c (expand_call_inline): Don't warn about reaching
1095 the end of a non-void function being inlined if the function uses
1096 a return slot.
1098 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1100 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1102 PR c/18946
1103 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1104 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1105 (implicitly_declare): Handle error_mark_node.
1107 2005-01-27 Richard Henderson <rth@redhat.com>
1109 PR tree-opt/14329
1110 * tree.h (struct tree_decl): Add debug_expr_is_from.
1111 (DECL_DEBUG_EXPR_IS_FROM): New.
1112 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1113 * dwarf2out.c (dwarf2out_var_location): Update to match.
1114 * tree-outof-ssa.c (create_temp): Likewise.
1115 * var-tracking.c (track_expr_p): Likewise.
1116 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1117 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1118 * toplev.c (default_tree_printer): Likewise.
1120 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1122 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1123 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1125 2005-01-27 Steven Bosscher <stevenb@suse.de>
1127 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1128 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1129 ASM_CLOBBERS): Add tree checks.
1131 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1132 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1133 * c-common.def (SWITCH_STMT): Update to match.
1134 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1135 macros instead of SWITCH_EXPR ones.
1136 * c-dump.c (c_dump_tree): Likewise.
1137 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1138 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1140 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1142 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1144 * unwind-dw2.c (execute_stack_op): Add missing cases for
1145 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1147 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1149 * config.gcc (Obsolete configurations): Remove 'dummy', add
1150 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1151 sparc-*-openbsd*.
1153 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1155 PR tree-optimization/19633
1156 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1157 CALL_EXPRs.
1158 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1159 are no call-clobbered variables.
1160 * tree-outof-ssa.c (check_replaceable): Return false for calls
1161 with side-effects.
1163 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1165 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1166 even for variables with NULL DECL_INITIAL.
1168 2005-01-26 Stuart Hastings <stuart@apple.com>
1170 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1172 2005-01-26 Richard Henderson <rth@redhat.com>
1174 PR middle-end/18008
1175 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1176 field's type.
1177 * expr.c (store_field): Strip conversions to odd-bit-sized types
1178 if the destination field width matches.
1180 2005-01-26 Richard Henderson <rth@redhat.com>
1182 * c-decl.c, expmed.c, expr.c: Revert last change.
1184 2005-01-26 Richard Henderson <rth@redhat.com>
1186 PR middle-end/18008
1187 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1188 field's type.
1189 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1190 if we don't need the bits above those present in the current mode.
1191 * expr.c (store_field): Strip conversions to odd-bit-sized types
1192 if the destination field width matches.
1194 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1196 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1197 either -ffast-math or -funsafe-math-optimizations is in use.
1199 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1201 PR target/19293
1202 PR target/19329
1203 * config/avr/avr.c (notice_update_cc): Only set condition code for
1204 ashrqi3 if shift count > 0.
1205 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1206 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1207 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1208 count <= 0 as a no-op, and shift count >= width by copying zero
1209 or sign bit to all bits of the result.
1210 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1211 count, with attribute "length" set to 0 and "cc" set to "none".
1213 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1215 * doc/invoke.texi: Document -mTLS.
1217 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1218 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1219 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1220 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1221 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1222 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1223 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1224 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1226 * configure.ac: Check for a TLS capable gas.
1228 * configure: Regenerate.
1230 2005-01-26 Richard Henderson <rth@redhat.com>
1232 PR middle-end/18008
1233 * combine.c (make_field_assignment): Simplify store to zero_extract
1234 from a source with an overlapping mask.
1236 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1238 2004-11-11 Eric Christopher <echristo@redhat.com>
1240 * config/frv/frv.md: Add fr400_integer automaton. Don't
1241 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1242 to TYPE_MACC.
1244 2005-01-26 Steven Bosscher <stevenb@suse.de>
1246 PR middle-end/16585
1247 * cfgbuild.c (make_edges): Do not clear or set
1248 current_function_has_computed_jump.
1249 * function.h (struct function): Remove the has_computed_jump field.
1250 (current_function_has_computed_jump): Do not define.
1251 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1252 in a computed jump. Ignore current_function_has_computed_jump.
1254 2005-01-26 Richard Henderson <rth@redhat.com>
1256 PR middle-end/19515
1257 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1258 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1259 fully initialized.
1260 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1261 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1262 objects into static storage if they have more than one non-zero value.
1263 * tree.h (categorize_ctor_elements): Update decl.
1265 2005-01-26 Steven Bosscher <stevenb@suse.de>
1267 PR middle-end/19616
1268 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1269 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1270 to this function from 2004-07-10.
1271 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1272 the current function for tail call optimizations if the address
1273 of one of it its arguments is taken.
1275 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1277 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1279 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1281 * function.c (expand_function_end): If current_function_calls_alloca,
1282 emit stack restore in a place that is reached when the function falls
1283 through at the end.
1285 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1287 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1288 rule to avoid matching inappropriate suffix rule.
1290 2005-01-26 Jan Hubicka <jh@suse.cz>
1292 PR tree-optimization/19241
1293 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1295 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1297 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1298 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1299 of doubling.
1300 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1301 <sim*>: Always use crt1.o, regardless of N in simN.
1302 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1303 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1304 (CRT_CALL_STATIC_FUNCTION): Remove.
1305 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1306 use crt1.o, regardless of N in simN.
1307 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1308 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1309 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1310 case isystem setting.
1311 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1313 2005-01-25 Ian Lance Taylor <ian@airs.com>
1315 * gimple-low.c (block_may_fallthru): Correct handling of
1316 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1318 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1320 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1321 handlers to match indentation; nested under the mtune=* handler.
1322 Similar for mcpu= and march=.
1324 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1326 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1327 * config/mips/linux64.h (LIB_SPEC): Likewise.
1328 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1329 * config/sh/linux.h (LIB_SPEC): Likewise.
1331 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1333 * config/frv/frv.c (frv_legitimize_tls_address): New.
1334 (TARGET_HAVE_TLS): Define.
1335 (FRV_SYMBOL_REF_TLS_P): Define.
1336 (frv_override_options): Handle new register classes.
1337 (frv_legitimate_address_p): Reject tls addresses.
1338 (frv_legitimize_address): Handle TLS addresses.
1339 (gen_inlined_tls_plt): New.
1340 (gen_tlsmoff): New.
1341 (frv_legitimize_tls_address): New.
1342 (unspec_got_name): Add TLS entries.
1343 (got12_operand): Add R_FRV_TLSMOFF12 case.
1344 (frv_emit_move): Fixup TLS addresses.
1345 (frv_emit_movsi): Legitimize TLS addresses.
1347 * config/frv/frv.h (MASK_BIG_TLS): New.
1348 (TARGET_BIG_TLS): New.
1349 (HAVE_AS_TLS): Define.
1350 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1351 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1352 (REG_CLASS_NAMES): Same.
1353 (REG_CLASS_CONTENTS): Same.
1354 (CONSTRAINT_LEN): New.
1355 (REG_CLASS_FROM_CONSTRAINT): New.
1356 (PREDICATE_CODES): Add symbolic_operand.
1358 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1359 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1360 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1361 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1362 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1363 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1364 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1365 GR9_REG, GR14_REG, LRREG.
1366 (type): Add load_or_call attribute.
1367 ("load_or_call"): New reservation.
1368 ("call_gettlsoff"): New.
1369 ("tls_indirect_call"): New.
1370 ("tls_load_gottlsoff12"): New.
1371 ("tlsoff_hilo"): New.
1372 ("tls_tlsdesc_ldd"): New.
1373 ("tls_tlsoff_ld"): New.
1374 ("tls_lddi"): New.
1376 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1378 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1380 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1381 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1382 * config/frv/frv.c (TLS_BIAS): Define.
1383 (frv_output_dwarf_dtprel): New.
1385 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1387 PR rtl-optimization/19579
1388 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1389 both A and B, see if they don't clobber registers the other expr uses.
1391 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1393 * real.c (do_add): Initialize signalling and canonical members.
1395 * real.c (real_from_integer): Zero out destination.
1397 2005-01-18 Jan Hubicka <jh@suse.cz>
1399 PR tree-optimize/19337
1400 * tree-inline.c (initialize_inlined_parameters): Copy
1401 saved_static_chain_decl only.
1403 2005-01-25 Richard Henderson <rth@redhat.com>
1405 PR target/19556
1406 PR target/19584
1407 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1408 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1409 80387 enabled, to return a proper subclass. Return the subset that
1410 overlaps with GENERAL_REGS for PLUS.
1411 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1413 2005-01-25 Richard Henderson <rth@redhat.com>
1415 PR middle-end/19609
1416 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1418 2005-01-25 Roger Sayle <roger@eyesopen.com>
1420 * expmed.c (choose_multiplier): Change interface to return the
1421 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1422 (expand_divmod): Update calls to choose_multiplier.
1424 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1426 PR middle-end/19330
1427 * expmed.c (extract_bit_field): Use adjust_address instead of
1428 gen_lowpart when op0 is a MEM.
1430 2005-01-24 Steven Bosscher <stevenb@suse.de>
1432 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1434 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1436 * config/mips/irix-csr.c: New file.
1437 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1438 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1439 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1440 executables.
1442 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1444 PR bootstrap/19364
1445 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1446 sparc/elf.h, add sparc/sp-elf.h.
1447 (sparc-*-rtems*): Likewise.
1448 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1449 tm-dwarf2.h, add sparc/sp-elf.h.
1450 (sparc86x-*-elf): Likewise.
1451 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1452 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1453 TARGET_OS_CPP_BUILTINS.
1454 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1455 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1456 Undefine it.
1457 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1458 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1459 (SWITCH_TAKES_ARG): Likewise.
1460 (LOCAL_LABEL_PREFIX): Likewise.
1461 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1462 (TARGET_N_FORMAT_TYPES): Delete.
1463 (TARGET_FORMAT_TYPES): Likewise.
1464 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1465 * config/sparc/elf.h: Delete.
1466 * config/sparc/sp-elf.h: New file.
1468 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1470 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1471 * tree-flow.h: Remove the corresponding prototype.
1472 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1473 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1475 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1477 PR target/17751
1478 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1479 for AIX ABI or ELF -fPIC.
1480 (rs6000_emit_load_toc_table): Don't create toc_section here.
1481 (rs6000_xcoff_file_start): Nor here.
1483 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1485 * sh.c (ra.h): Don't #include.
1486 (hard_regs_intersect_p): New function, resurrected from ra.c.
1488 * sh.c: Fix 1996 Copyright.
1490 2005-01-24 Richard Henderson <rth@redhat.com>
1491 Aldy Hernandez <aldyh@redhat.com>
1493 * regrename.c (note_sets): Handle subregs.
1495 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1497 PR bootstrap/18058
1498 * genconditions.c (write_header, write_conditions): Elide file if
1499 not GCC >= 3.0.1.
1501 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1503 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1504 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1505 Update copyright.
1507 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1509 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1510 expand_builtin_printf, expand_builtin_fprintf,
1511 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1512 checking against POINTER_TYPE.
1513 (validate_arglist): Handle POINTER_TYPE code by checking
1514 POINTER_TYPE_P.
1516 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1518 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1519 init_rtlanal): New.
1520 (for_each_rtx): Call for_each_rtx_1.
1521 * rtl.h (init_rtlanal): Declare.
1522 * toplev.c (backend_init): Call init_rtlanal.
1524 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1526 * flow.c (propagate_one_insn): Formatting.
1528 PR middle-end/19551
1529 * flow.c (libcall_dead_p): Be more conservative if unsure.
1530 If there are any instructions between insn and call, see if they are
1531 all dead before saying the libcall is dead.
1533 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1535 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1536 operand constraint for operand 0.
1538 2005-01-23 Richard Henderson <rth@redhat.com>
1540 PR 19486
1541 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1542 edges leading to join block.
1544 2005-01-23 Roger Sayle <roger@eyesopen.com>
1546 * expmed.c (expand_mult_highpart): Make static. Change type of
1547 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1548 (expand_divmod): Updates calls to expand_mult_highpart by using
1549 gen_int_mode to pass a CONST_INT rtx.
1550 * rtl.h (expand_mult_highpart): Remove prototype.
1552 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1554 * flow.c (regset_bytes, regset_size): Remove.
1556 * cfganal.c: Fix a reference to Harvey's paper.
1558 2005-01-23 Steven Bosscher <stevenb@suse.de>
1560 PR rtl-optimization/19464
1561 * tree-optimize.c (init_tree_optimization_passes): Add one more
1562 copyrename pass just before out-of-ssa.
1564 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1566 PR bootstrap/18058
1567 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1568 * ggc-none.c (ggc_free): Define.
1570 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1572 * cse.c (max_reg, max_insn_uid): Remove.
1573 (cse_main): Don't access max_reg or max_insn_uid.
1575 * c-common.c (explicit_flag_signed_bitfields,
1576 lang_statement_code_p, lang_expand_function_end): Remove.
1577 * c-common.h: Remove the corresponding declarations.
1578 * c-opts.c (c_common_handle_option): Remove all write access
1579 to explicit_flag_signed_bitfields.
1581 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1582 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1583 * cgraph.h: Remove the corresponding declaration.
1585 * gcse.c (null_pointer_info): Remove.
1587 2005-01-23 Roger Sayle <roger@eyesopen.com>
1588 Eric Botcazou <ebotcazou@libertysurf.fr>
1590 * combine.c (simplify_logical): Only simplify logical expressions
1591 of the form ior(and(x,y),z) by the inverse distributive law if the
1592 result is cheaper than the original.
1594 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1596 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1597 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1598 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1599 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1600 config/freebsd-spec.h, config/arm/arm.h,
1601 config/h8300/h8300.md, config/i386/i386.md,
1602 config/i386/predicates.md, config/i386/sse.md,
1603 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1604 config/vax/vax.md: Fix comment typos. Follow spelling
1605 conventions.
1607 2005-01-23 Steven Bosscher <stevenb@suse.de>
1609 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1610 tests, instead of `less than'.
1612 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1614 * function.c (assign_parm_setup_block): When creating a new stack slot
1615 for a parameter, get its alignment from the parameter's DECL_ALIGN
1616 rather than the type's TYPE_ALIGN. Make sure that the parameter
1617 is at least word aligned.
1619 2005-01-22 Roger Sayle <roger@eyesopen.com>
1621 PR middle-end/19378
1622 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1624 2005-01-22 Richard Henderson <rth@redhat.com>
1626 PR target/19506
1627 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1628 in both compare operands.
1629 (movdfcc_1_sse_max): Likewise.
1630 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1631 (movdfcc_1_sse): Likewise.
1632 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1633 scratch register as needed.
1635 2005-01-22 Richard Henderson <rth@redhat.com>
1637 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1639 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1641 2005-01-22 Richard Henderson <rth@redhat.com>
1643 * genopinit.c (optabs): Use smin/smax for floating point too.
1644 * doc/md.texi: Update to match. Clarify that floating point
1645 results are undefined for +0/-0 and NaN.
1646 * doc/rtl.texi: Likewise.
1647 * rtl.def (SMIN, SMAX): Likewise
1648 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1650 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1651 leading 's' to the name.
1652 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1653 smaxxf3, sminxf3): Likewise.
1654 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1655 Likewise.
1657 2005-01-22 Paul Brook <paul@codesourcery.com>
1659 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1661 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1663 * config/s390/s390.c (struct processor_costs): New fields
1664 dlgr, dlr, dr, dsgfr, dsgr.
1665 (z900_cost, z990_cost): Values for new fields.
1666 (s390_rtx_costs): New cases MEM und COMPARE in switch
1667 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1668 DIV, MOD, UDIV, UMOD.
1670 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1672 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1673 into the register being decremented.
1674 ("doloop_si31", "doloop_di"): Likewise.
1675 ("*doloop_si_long"): Adapt pattern.
1677 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1679 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1680 access registers.
1681 (CLASS_MAX_NREGS): Likewise.
1683 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1685 * doc/tree-ssa.texi (Statement Operands): Add example for new
1686 must-def macro. Note deprecation of old operands interface.
1688 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1690 PR tree-optimization/19484
1691 * tree-cfg.c (remove_fallthru_edge): New function.
1692 (cleanup_control_flow): Remove fallthru edges from calls that are
1693 now known not to return.
1695 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1697 Fix PR tree-optimization/19038
1698 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1699 copies with loop variant ones.
1701 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1703 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1704 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1705 config/alpha/alpha.md, config/alpha/predicates.md,
1706 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1707 config/sparc/sol2.h: Update copyright.
1709 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1710 first label to see if it is a nonlocal label.
1712 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1713 Andrew Pinski <pinskia@physics.uc.edu>
1715 PR target/19491
1716 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1717 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1719 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1721 * config/rs6000/rtems.h: Update copyright.
1723 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1725 PR target/19548
1726 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1727 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1728 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1730 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1732 PR c/18809
1733 * c-typeck.c (convert_arguments): Check for error_mark_node.
1735 2005-01-21 Ian Lance Taylor <ian@airs.com>
1737 PR tree-optimization/13000
1738 * tree-inline.c: Include "tree-flow.h".
1739 (expand_call_inline): If warn_return_type, warn if non-void inline
1740 function falls through.
1741 * tree-cfg.c (execute_warn_function_return): Don't warn about
1742 control reaching end if TREE_NO_WARNING is set. Set
1743 TREE_NO_WARNING.
1744 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1745 has been lowered.
1746 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1747 branch if we don't need one.
1748 * c-typeck.c: Include "tree-flow.h"
1749 (c_finish_bc_stmt): Don't add a goto if the current statement
1750 list doesn't fall through to the current point.
1752 2005-01-21 Roger Sayle <roger@eyesopen.com>
1754 PR rtl-optimization/576
1755 * real.c (real_arithmetic): Change return type from void to bool
1756 to return an indication that the result may be inexact.
1757 * real.h (real_arithmeric): Update prototype.
1758 * fold-const.c (const_binop): Don't constant fold floating
1759 point expressions when the user specifies -frounding-math and
1760 the result may depend upon the run-time rounding mode.
1761 (fold_convert_const_real_from_real): Clean-up.
1762 (fold_initializer): Ignore flag_rounding_math for initializers.
1763 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1764 constant fold FP operations with flag_rounding_math if the
1765 result may depend upon the run-time rounding mode.
1767 2005-01-21 Tom Tromey <tromey@redhat.com>
1769 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1771 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1773 * tree-cfg.c: Fix comment typos.
1775 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1777 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1778 around the call to rest_of_handle_branch_target_load_optimize.
1780 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1782 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1783 (sparc64-*-openbsd*): Likewise.
1784 (sparclite-*-elf*): Include tm-dwarf2.h.
1785 (sparc86x-*-elf*): Likewise.
1786 (sparc64-*-elf*): Likewise.
1787 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1788 (DBX_DEBUGGING_INFO): Likewise.
1789 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1790 (PREFERRED_DEBUGGING_TYPE): Likewise.
1791 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1792 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1793 (PREFERRED_DEBUGGING_TYPE): Likewise.
1794 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1795 (PREFERRED_DEBUGGING_TYPE): Likewise.
1796 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1798 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1800 PR target/18701
1801 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1803 2005-01-20 Paul Brook <paul@codesourcery.com>
1805 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1807 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1809 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1810 label is first in a sequence of labels.
1812 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1814 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1815 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1817 * doc/sourcebuild.texi (Test Directives): New.
1819 2005-01-20 Roger Sayle <roger@eyesopen.com>
1821 * real.c (real_floor): Don't leave the result uninitialized when
1822 mode is VOIDMode, but return the unrounded intermediate value.
1823 (real_ceil): Likewise.
1825 2005-01-20 Paul Brook <paul@codesourcery.com>
1827 * config/arm/arm.md (insv): Use gen_int_mode.
1829 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1831 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1832 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1833 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1834 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1835 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1837 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1839 Fix PR debug/19124
1840 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1841 fbreg, so we have to assume we can't.
1842 (loc_descriptor_from_tree_1): Ditto.
1843 (containing_function_has_frame_base): New function.
1844 (add_location_or_const_value_attribute): Use it.
1845 Also try to generate a frame_base from a single element location
1846 list.
1848 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1850 PR tree-optimization/15349
1851 * timevar.def (TV_TREE_MERGE_PHI): New.
1852 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1853 PHI_WANTED.
1854 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1855 calls to tree_forwarder_block_p.
1856 (remove_forwarder_block_with_phi, merge_phi_nodes,
1857 gate_merge_phi, pass_merge_phi): New.
1858 * tree-optimize.c (init_tree_optimization_passes): Add
1859 pass_merge_phi.
1860 * tree-pass.h: Add an extern for pass_merge_phi;
1862 2005-01-20 Richard Henderson <rth@redhat.com>
1864 PR target/19418
1865 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1866 (_mm_castps_pd, _mm_castps_si128): New.
1867 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1869 2005-01-20 Richard Henderson <rth@redhat.com>
1871 PR target/19530
1872 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1873 __builtin_ia32_vec_init_v2si.
1874 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1875 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1876 (ix86_init_mmx_sse_builtins): Create it.
1877 (ix86_expand_builtin): Expand it.
1878 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1879 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1880 (vec_extractv2si_0, vec_extractv2si_1): New.
1882 2005-01-20 Richard Henderson <rth@redhat.com>
1884 PR target/16533
1885 * config/i386/i386.c (ix86_expand_push): New.
1886 * config/i386/mmx.md (push<MMXMODE>1): New.
1887 * config/i386/sse.md (push<SSEMODE>1): New.
1888 * config/i386/i386-protos.h: Update.
1890 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1892 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1893 copyright.
1895 2005-01-20 Richard Henderson <rth@redhat.com>
1897 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1898 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1900 2005-01-19 Richard Henderson <rth@redhat.com>
1902 PR target/19350
1903 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1904 to V4SFmode in SSE1 fallback load path.
1906 2005-01-19 Richard Henderson <rth@redhat.com>
1908 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1909 in QImode expansion to ix86_expand_vector_set.
1910 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1912 2005-01-19 Richard Henderson <rth@redhat.com>
1914 PR target/19511
1915 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1916 subclass of the input class.
1917 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1918 Always true for cross-SSE1 classes. Rationalize conditionals.
1919 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1920 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1921 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1922 (movdi_2): Add MMX/SSE zeros.
1923 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1924 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1925 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1926 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1927 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1928 (zero_extendsidi2_rex64_1): Remove.
1929 (MOV0 peephole): Check GENERAL_REG_P.
1931 2005-01-19 Richard Henderson <rth@redhat.com>
1933 PR target/19427
1934 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1935 shufps elements.
1936 (ix86_expand_vector_extract): Likewise.
1938 2005-01-19 Richard Henderson <rth@redhat.com>
1940 PR middle-end/19304
1941 * expr.c (emit_move_change_mode): New argument force; use
1942 simplify_gen_subreg if true.
1943 (emit_move_via_alt_mode): Merge into ...
1944 (emit_move_via_integer): ... here.
1945 (emit_move_ccmode): Use emit_move_change_mode directly.
1947 2005-01-19 Richard Henderson <rth@redhat.com>
1949 PR target/19518
1950 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1951 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1952 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1953 rtl if true.
1954 (alpha_emit_set_const): Likewise. Make static.
1955 (alpha_emit_set_long_const): Make static.
1956 (alpha_extract_integer): Split out from alpha_expand_mov.
1957 (alpha_split_const_mov): Likewise.
1958 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1959 (alpha_legitimate_constant_p): New.
1960 * config/alpha/alpha-protos.h: Update.
1961 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1962 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1963 * config/alpha/alpha.md (movsi): Add n alternative.
1964 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1965 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1966 (splitters for all of the above): Use alpha_split_const_mov.
1967 * config/alpha/predicates.md (non_add_const_operand): New.
1968 (non_zero_const_operand): New.
1969 (input_operand): Use alpha_legitimate_constant_p after reload.
1971 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1973 PR tree-optimization/19038
1974 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1975 (add_candidate): Add ivs with increment in latch only if
1976 allow_ip_end_pos_p is true.
1977 (determine_iv_cost): Use empty_block_p.
1979 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1981 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1982 (compute_dominance_frontiers): Ditto.
1984 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1986 PR target/19529
1987 * config/sh/t-rtems: New.
1988 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1990 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1992 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1993 the offset of the selected field.
1995 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1997 * tree-cfg.c (remove_forwarder_block): Fix the check to
1998 prevent a nonlocal label from appearing in the middle of a
1999 basic block.
2001 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2003 PR rtl-optimization/19462
2004 * reorg.c (find_end_label): Create return insn only if
2005 current_function_epilogue_delay_list is empty.
2007 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2009 * doc/passes.texi: Remove paragraph mentioning new-ra.
2011 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2013 PR rtl-optimization/15139
2014 * combine.c: Include params.h.
2015 (count_rtxs): New function.
2016 (record_value_for_reg): If replace_rtx would replace at least
2017 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2018 (clobber (const_int 0)) instead of TEM.
2019 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2020 * params.h (MAX_LAST_VALUE_RTL): New.
2021 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2022 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2024 PR c/17297
2025 * c-typeck.c (digest_init): Only call build_vector if all constructor
2026 elements are *_CST nodes.
2027 * gimplify.c (gimplify_init_constructor): Likewise.
2029 PR middle-end/19164
2030 * c-typeck.c (digest_init): Only call build_vector if inside_init
2031 is a CONSTRUCTOR.
2033 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2035 * toplev.c (init_asm_output): Remove dead #ifdef.
2037 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2039 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2041 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2043 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2044 accessing DECL_FUNCTION_CODE.
2045 * dojump.c (do_jump): Likewise.
2046 * gimplify.c (gimplify_call_expr): Likewise.
2047 * predict.c (expr_expected_value): Likewise.
2048 (strip_builtin_expect): Likewise.
2049 * tree-inline.c (estimate_num_insns_1): Likewise.
2050 * tree-ssa-loop-im.c (stmt_cost): Likewise
2051 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2052 (tree_expr_nonnegative_p): Likewise.
2054 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2056 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2057 variant of the load_pcrel_sym pattern.
2058 * config/sparc/sparc.md (P macro): Move to the top.
2059 (load_pcrel_sym): Macroize using P.
2060 (save_register_window): Likewise.
2062 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2064 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2065 ("sordered"): Same.
2067 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2069 PR C/19472
2070 * c-typeck.c (build_asm_expr): Strip nops off
2071 input memory operands.
2073 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2075 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2076 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2077 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2078 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2080 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2082 PR target/19379
2083 * config/i386/i386.c (override_options): If the 80387 is disabled,
2084 then do not return FP values using FP registers.
2086 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2088 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2089 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2090 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2091 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2092 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2093 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2094 output.h, postreload-gcse.c, postreload.c, recog.c,
2095 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2096 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2097 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2098 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2099 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2100 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2101 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2102 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2104 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2105 config/alpha/alpha.c, config/arm/vfp.md,
2106 config/i386/emmintrin.h, config/i386/i386-modes.def,
2107 config/i386/i386-protos.h, config/i386/i386.h,
2108 config/i386/pmmintrin.h, config/i386/ppro.md,
2109 config/i386/predicates.md, config/i386/xmmintrin.h,
2110 config/i860/i860.c, config/ia64/ia64-modes.def,
2111 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2112 config/ia64/ia64.md, config/ia64/itanium1.md,
2113 config/ia64/itanium2.md, config/ia64/predicates.md,
2114 config/iq2000/iq2000.h, config/mips/linux64.h,
2115 config/rs6000/aix41.h, config/rs6000/aix43.h,
2116 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2117 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2118 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2119 config/sparc/linux64.h, config/sparc/litecoff.h,
2120 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2121 config/sparc/sparc.h, config/sparc/sparc.md,
2122 config/sparc/sysv4-only.h: Update copyright.
2124 2005-01-18 Richard Henderson <rth@redhat.com>
2126 PR target/19496
2127 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2129 2005-01-18 Marc Espie <espie@openbsd.org>
2130 * config/i386/openbsdelf.h: Typo.
2132 2005-01-18 Richard Henderson <rth@redhat.com>
2134 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2135 special case for sse.
2136 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2138 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2140 * tree-inline.c (estimate_num_insns_1): Added cases for
2141 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2143 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2145 PR rtl-optimization/19296
2146 * combine.c (simplify_comparison): Rewrite the condition under
2147 which a non-paradoxical SUBREG of a PLUS can be lifted when
2148 compared against a constant.
2150 2005-01-18 Andi Kleen <ak@muc.de>
2152 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2153 * c.opt (-Wpointer-sign): Add.
2154 * doc/invoke.texi: (-Wpointer-sign): Add.
2156 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2158 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2159 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2160 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2161 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2162 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2163 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2164 for TARGET_MIX_SSE_I387.
2165 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2166 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2167 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2168 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2169 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2170 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2171 TARGET_MIX_SSE_I387.
2172 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2173 from expander.
2175 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2177 PR target/19424
2178 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2179 Add movaps alternative for xmm reg->reg move.
2181 2005-01-17 Jeff Law <law@redhat.com>
2183 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2184 at the end of the main DOM loop rather than just before DOM exits.
2186 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2188 PR tree-optimization/19121
2189 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2190 adding aliases to a name tag, also add them to the pointer's
2191 type tag.
2192 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2193 sensitive alias info at all. Only check that the two pointers
2194 have compatible pointed-to sets.
2195 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2196 a pointer's type tag is a superset of the alias set of the
2197 pointer's name tag.
2199 2005-01-17 James E Wilson <wilson@specifixinc.com>
2201 PR target/19357
2202 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2203 comment to document why.
2205 2005-01-17 Richard Henderson <rth@redhat.com>
2207 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2208 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2209 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2210 sse2_vmsminv2df3_finite): New.
2211 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2212 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2213 Force op1 into register.
2215 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2217 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2218 bubblestrap from always rebuilding build directory.
2220 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2222 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2223 ("*cmpmem_short"): Likewise.
2225 2005-01-17 Steven Bosscher <stevenb@suse.de>
2227 * basic-block.h: Document BB_* flags.
2228 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2229 use an sbitmap instead.
2230 * sched-rgn.c (compute_trg_info): Likewise.
2232 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2234 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2235 redundant target_cpu_default and extra_parts lines. Use the default
2236 "from-abi" ISA.
2237 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2238 (SUBTARGET_EXTRA_SPECS): Delete.
2239 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2240 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2241 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2242 and "n32" for -mabi=n32.
2244 2005-01-17 Ian Lance Taylor <ian@airs.com>
2246 PR c/5675
2247 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2248 fold constant variables into initial values.
2250 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2252 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2254 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2255 through the statements backward.
2257 2005-01-17 Ian Lance Taylor <ian@airs.com>
2259 PR middle-end/13127:
2260 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2261 a variable set to the return value of the inlined function.
2263 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2265 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2266 when modes are tieable.
2268 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2270 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2271 of pthread_create to find out if threads are enabled.
2272 * gthr-posix95.h (__gthread_active_p): Likewise.
2274 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2276 * common.opt (-fnew-ra): Remove.
2277 * ra*.*: Remove.
2278 * toplev.h (flag_new_regalloc): Remove.
2279 * Makefile.in (ra*.*): Don't mention.
2280 * passes.c (rest_of_handle_new_regalloc): Remove.
2281 (rest_of_handle_combine, rest_of_compilation): Always consider
2282 flag_new_regalloc as false.
2283 * doc/invoke.texi: Don't document -fnew-ra.
2285 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2287 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2288 last parameter to reg_scan.
2289 * loop.c (loop_optimize): Likewise.
2290 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2291 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2292 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2293 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2294 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2295 * regclass.c (reg_scan): Likewise, for the declaration.
2296 * rtl.h (reg_scan): Likewise, for the prototype.
2298 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2300 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2301 mark_dfs_back_edges.
2303 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2305 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2306 (compute_avail): Uses don't go in tmp_gen.
2308 2005-01-16 Steven Bosscher <stevenb@suse.de>
2310 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2311 loop to look for a free slot in a page entry.
2313 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2315 PR target/16304
2316 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2317 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2318 just before targetm.asm_out.file_end.
2319 * tree.h (process_pending_assemble_output_defs): Declare.
2320 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2321 New functions.
2322 (assemble_alias): Defer generation of assembly code for defines when
2323 TARGET_DEFERRED_OUTPUT_DEFS is true.
2324 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2325 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2326 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2328 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2330 PR target/19336
2331 * pa.c (pa_scalar_mode_supported_p): New function.
2332 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2333 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2335 * pa-protos.h (prefetch_operand): Delete.
2336 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2337 * pa.c (prefetch_operand): Delete.
2338 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2339 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2340 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2341 and prefetch_nocc_operand.
2342 * pa.md (prefetch): Rework to avoid reload problems handling short
2343 displacements when a cache control completer needs to be provided.
2344 (prefetch_32, prefetch_64): Delete.
2345 (prefetch_cc, prefetch_nocc): New patterns.
2347 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2349 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2351 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2353 PR ada/19388
2354 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2355 exceeds maximum alignment for global common data.
2356 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2357 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2359 2004-01-15 Roger Sayle <roger@eyesopen.com>
2361 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2363 2004-01-15 Roger Sayle <roger@eyesopen.com>
2365 * harg-reg-set.h (reg_class_names): Prototype global array.
2366 * regclass.c (reg_class_names): Declare here and initialize to
2367 REG_CLASS_NAMES.
2368 (dump_regclass): Remove local declaration of reg_class_names.
2369 (regclass): Likewise.
2370 * cfg.c (dump_flow_info): Likewise.
2371 * ra-debug.c (reg_class_names): Likewise.
2372 * regrename.c (reg_class_names): Likewise.
2373 * reload.c (reg_class_names): Likewise.
2374 * reload1.c (spill_failure): Likewise.
2375 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2377 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2379 * config/s390/s390.md ("reload_outti"): Remove predicate for
2380 output operand. Abort if operand is not a MEM.
2381 ("reload_outdi", "reload_outdf"): Likewise.
2383 2005-01-15 Marc Espie <espie@openbsd.org>
2385 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2386 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2387 * config/openbsd.h: Fix C++ includes for native configurations.
2388 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2389 Add trampoline support.
2390 * config/i386/openbsdelf.h: New.
2392 2005-01-15 Marc Espie <espie@openbsd.org>
2394 * collect2.c (main): Explicitly parse -dynamic-linker option.
2396 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2398 PR tree-optimization/19060
2399 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2400 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2401 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2402 and handle extract_range_from_cond returning false.
2403 * fold-const.c (fold): Optimize comparisons with min/max even for
2404 width > HOST_BITS_PER_WIDE_INT.
2406 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2408 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2409 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2410 Remove little endian multilib variants.
2411 Add mips32 multilib variant.
2413 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2415 * explow.c (copy_all_reg, stabilize): Remove.
2416 * expr.h: Remove the corresponding prototypes.
2418 * rtlanal.c (regs_set_between_p): Remove.
2419 * rtl.h: Remove the corresponding prototype.
2421 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2423 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2424 to rs6000_nonimmediate_operand.
2425 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2426 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2427 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2428 rs6000_nonimmediate_operand.
2429 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2430 rs6000_nonimmediate_operand.
2432 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2434 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2436 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2438 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2439 on e500v2.
2440 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2441 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2443 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2444 (rs6k_nonimmediate_operand): New.
2445 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2446 correctly.
2447 (legitimate_lo_sum_address_p): Same.
2448 (rs6000_legitimize_address): Same.
2449 (rs6000_legitimize_reload_address): Same.
2450 (rs6000_legitimate_address): Same.
2451 (spe_build_register_parallel): Pass DF and DC modes in a DI
2452 register.
2454 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2455 to rs6k_nonimmediate_operand.
2457 * config/rs6000/spe.md ("*frob_df_di"): New.
2458 ("*frob_di_df"): New.
2459 ("*frob_di_df_2"): New.
2460 ("*mov_sidf_e500_subreg0"): New.
2461 ("*mov_sidf_e500_subreg4"): New.
2462 ("*movdf_e500_double"): Change predicate to
2463 rs6k_nonimmediate_operand.
2465 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2467 * postreload.c (move2add_note_store): Only call
2468 trunc_int_for_mode on scalar integers.
2470 2005-01-14 Steven Bosscher <stevenb@suse.de>
2472 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2473 replace BB_VISITED uses.
2474 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2475 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2476 (tree_dce_done): Free visited_control_parents.
2477 (perform_tree_ssa_dce): Allocate and clear it.
2478 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2479 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2480 instead of BB_VISITED.
2482 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2484 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2485 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2486 Remove unused prototypes.
2488 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2490 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2491 64-bit register usage.
2492 (spe_func_has_64bit_regs_p): Add FIXME note.
2494 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2496 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2497 flag_finite_math_only with flag_unsafe_math_optimizations.
2499 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2501 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2502 end-of-stack check.
2503 (__tpf_eh_return): Copy TPF private stack area from the module
2504 boundary stack frame. Add check for when module addresses are
2505 equal, but no stub address is found.
2507 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2509 PR target/7525
2510 * arm.h (struct machine_function): Add call_via field.
2511 (thumb_call_via_label): Declare.
2512 * arm.c (thumb_call_via_label): New variable.
2513 (thumb_call_reg_needed): New variable.
2514 (arm_output_function_epilogue): For Thumb code, output any per-function
2515 call-indirect trampolines.
2516 (thumb_call_via_reg): New function.
2517 (arm_file_end): New function.
2518 (TARGET_ASM_FILE_END): Call arm_file_end.
2519 (aof_file_end): Likewise.
2520 * arm-protos.h (thumb_call_via_reg): Declare.
2521 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2522 thumb_call_via_reg in normal case.
2524 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2526 PR middle-end/19084
2527 PR rtl-optimization/19348
2528 * recog.c (peephole2_optimize): Do global life update if some peephole
2529 decides it doesn't need at least one of its inputs and that change
2530 influences liveness at the start of the basic block.
2532 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2533 arguments instead of 1.
2535 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2537 PR middle-end/18820
2538 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2539 zero for nested functions needing a static chain or functions
2540 with a non-constant address.
2542 2005-01-13 Roger Sayle <roger@eyesopen.com>
2544 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2545 (and (sign_extend X) C) into (zero_extend (and X C)).
2547 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2549 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2551 2005-01-13 Richard Henderson <rth@redhat.com>
2553 PR target/19009
2554 PR target/19250
2555 PR target/19252
2556 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2557 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2558 not just TARGET_SSE.
2559 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2560 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2561 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2562 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2563 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2564 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2565 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2566 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2567 (movdicc_c_rex64): Rename with '*'.
2568 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2569 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2570 (movsfcc_1_387): Rename from movsfcc_1.
2571 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2572 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2573 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2574 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2575 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2576 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2577 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2578 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2579 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2580 sse_movdfcc_const0_4): Remove.
2581 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2582 recognize min/max early. Update for changed sse cmove patterns.
2583 (ix86_split_sse_movcc): New.
2584 * config/i386/i386-protos.h: Update.
2586 2005-01-13 Steven Bosscher <stevenb@suse.de>
2588 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2589 (fix_stmt_v_may_defs): Likewise.
2591 2005-01-13 Richard Henderson <rth@redhat.com>
2593 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2594 for converting the mask.
2596 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2598 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2599 definition to 600.
2601 2005-01-13 Richard Henderson <rth@redhat.com>
2603 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2604 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2605 IX86_BUILTIN_MOVDQ2Q): Remove.
2606 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2607 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2608 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2609 shuffling.
2610 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2611 (sse2_pextrw): Fix immediate constraint.
2612 (sse2_loadq, sse2_loadq_rex64): Remove.
2613 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2614 Use __builtin_ia32_vec_ext_<size>.
2615 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2617 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2619 * function.c (assign_parm_setup_block): Look inside original
2620 entry_parm when inspecting PARALLEL.
2622 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2623 Joel Sherrill <joel@oarcorp.com>
2625 PR target/19399
2626 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2627 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2628 rtems_gxx_recursive_mutex_init.
2629 (__gthread_recursive_mutex_lock): New function.
2630 (__gthread_recursive_mutex_trylock): Likewise.
2631 (__gthread_recursive_mutex_unlock): Likewise.
2633 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2635 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2637 2005-01-13 Jan Beulich <jbeulich@novell.com>
2639 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2640 (ashrti3_internal): Indicate output is early clobber. Generate result
2641 into output rather than first input. Use move for low word of output
2642 if shift count is exactly 64.
2643 (lshrti3_internal): Likewise.
2645 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2647 PR target/18329
2648 PR target/18330
2649 * reload1.c (delete_output_reload): Don't delete an output reload
2650 if the pseudo lives longer than a single basic block. Adjust and
2651 improve wording of comment.
2653 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2655 PR target/19334
2656 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2657 of TYPE_SIZE where we mean the number of bytes.
2659 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2661 * function.c (assign_parm_setup_block): Relax condition on
2662 multi-register optimization.
2664 2005-01-12 Nick Clifton <nickc@redhat.com>
2666 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2667 an "in_delay_slot" attribute of "no" to prevent them being used in
2668 delay slots. This is forbidden because they might generate
2669 exceptions.
2671 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2673 PR target/19389
2674 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2675 with r->Y and Y->r.
2677 2005-01-12 Nick Clifton <nickc@redhat.com>
2679 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2680 passed on to GAS) but do not define, as GAS no longer supports or
2681 needs the -m2000 option.
2683 2005-01-11 Roger Sayle <roger@eyesopen.com>
2685 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2686 type as args of unprototyped builtins aren't automatically promoted.
2687 (fold_builtin_abs): Likewise.
2689 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2691 * Makefile.in: Set a `build-warn' variable.
2693 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2695 PR tree-optimization/17949
2696 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2697 (find_interesting_uses_address): Use it.
2699 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2701 * regrename.c (kill_value): Handle subreg's that won't simplify.
2703 2005-01-11 Richard Henderson <rth@redhat.com>
2705 PR target/13366
2706 * config/i386/i386.h (enum ix86_builtins): Move ...
2707 * config/i386/i386.c: ... here.
2708 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2709 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2710 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2711 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2712 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2713 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2714 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2715 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2716 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2717 IX86_BUILTIN_LOADDDUP): Remove.
2718 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2719 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2720 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2721 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2722 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2723 (ix86_init_builtins): Make static.
2724 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2725 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2726 if all the modes match. Otherwise, fake it.
2727 (get_element_number, ix86_expand_vec_init_builtin,
2728 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2729 (ix86_expand_builtin): Make static. Update for changed builtins.
2730 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2731 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2732 (ix86_expand_vector_init_duplicate): New.
2733 (ix86_expand_vector_init_low_nonzero): New.
2734 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2735 Split out from ix86_expand_vector_init; handle integer modes.
2736 (ix86_expand_vector_init): Use them.
2737 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2738 * config/i386/i386-protos.h: Update.
2739 * config/i386/predicates.md (reg_or_0_operand): New.
2740 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2741 (movv2sf_internal): Likewise. And a splitter to match them all.
2742 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2743 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2744 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2745 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2746 (mmx_pinsrw): Fix operand ordering.
2747 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2748 rather than sse_loadss expander.
2749 (movv2df splitter): Similarly.
2750 (sse_loadss, sse_loadlss): Remove.
2751 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2752 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2753 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2754 (sse3_movddup): Rename with '*'.
2755 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2756 (sse2_loadsd): Remove.
2757 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2758 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2759 (sse2_pinsrw): Fix argument ordering.
2760 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2761 (sse2_stored): Remove 'r' destination.
2762 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2763 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2764 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2765 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2766 vec_extractv16qi, vec_initv16qi): New.
2768 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2769 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2770 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2771 constructor form.
2772 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2773 (_mm_load_si128, _mm_store_si128): Likewise.
2774 (_mm_load1_pd): Use _mm_set1_pd.
2775 (_mm_load_sd): Use _mm_set_sd.
2776 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2777 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2778 (_mm_set_epi64): Use _mm_set_epi64x.
2779 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2780 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2781 _mm_setr_epi8): Use _mm_set_foo form.
2782 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2783 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2784 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2785 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2786 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2787 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2788 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2789 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2790 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2791 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2792 (_mm_movedup_pd): Use _mm_shuffle_pd.
2793 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2794 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2795 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2796 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2797 Use _mm_setzero_ps.
2798 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2799 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2800 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2801 (_mm_store_ps): Use raw dereference.
2802 (_mm_store1_ps): Use _mm_storeu_ps.
2803 (_mm_storer_ps): Use _mm_store_ps.
2804 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2805 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2807 2005-01-11 Stan Shebs <shebs@apple.com>
2809 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2810 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2812 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2814 PR target/18761
2815 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2816 Skip all DECLs except for FIELD_DECLs.
2818 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2820 * config/s390/s390.c (override_options): Return error if
2821 -mbackchain, -mpacked-stack and -mhard-float are used together.
2822 (s390_va_start): Remove the backchain && packed-stack special case.
2823 (s390_gimplify_va_arg): Likewise.
2824 * doc/invoke.texi: Remove the ABI incompatibility note.
2826 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2828 * config/s390/s390.c (struct s390_frame_layout): Remove
2829 save_backchain_p.
2830 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2831 save_backchain_p with TARGET_BACKCHAIN.
2833 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2835 PR target/18916
2836 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2837 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2838 * function.c (locate_and_pad_parm): Set new field.
2839 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2840 Tweak where_pad test to include "none". Always set mem align for
2841 stack_parm.
2842 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2843 not sufficient for type.
2844 (assign_parm_setup_block): If stack_parm is zero on entry, always
2845 make a new stack local. Block move old stack parm if necessary
2846 to new aligned stack local.
2847 (assign_parm_setup_stack): Use a block move to handle
2848 potentially misaligned entry_parm.
2849 (assign_parms_unsplit_complex): Specify required alignment when
2850 creating stack local.
2851 * calls.c (compute_argument_addresses): Override alignment of stack
2852 arg calculated from its type with the alignment given by
2853 FUNCTION_ARG_BOUNDARY.
2854 (store_one_arg): Likewise.
2856 2005-01-11 Jan Beulich <jbeulich@novell.com>
2858 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2859 Change respective itanium_class attribute to ialu.
2860 (shladdp4_internal): New.
2861 * config/ia64/predicates.md (shladd_log2_operand): New.
2863 2005-01-11 Richard Henderson <rth@redhat.com>
2865 * expr.c (store_constructor): Use rtvec_alloc instead of
2866 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2868 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2870 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2872 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2874 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2875 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2876 (TARGET_RWRELOC): Define.
2877 (ia64_rwreloc_section_type_flags): Delete.
2878 (ia64_section_type_flags): New function.
2879 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2880 (TARGET_RWRELOC): Define.
2882 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2884 PR target/18987
2885 * config/ia64/ia64.c (process_set): For alloc insn, only call
2886 process_epilogue is !frame_pointer_needed.
2888 2005-01-10 Roger Sayle <roger@eyesopen.com>
2890 PR c++/19355
2891 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2892 unary operator and can't be treated as a binary/comparison operator.
2894 2005-01-10 Richard Henderson <rth@redhat.com>
2896 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2897 (ix86_return_in_memory): Likewise.
2898 (function_arg_advance): Likewise. Mirror structure in function_arg
2899 for choosing register to advance.
2901 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2903 * tree-vectorizer.c, tree.def: Fix comment typos.
2905 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2907 * config/s390/s390.c (struct processor_costs): 4 new fields:
2908 ddbr, ddr, debr, der.
2909 (s390_rtx_costs): More precise handling of divide instructions.
2911 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2913 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2915 2005-01-10 Jan Beulich <jbeulich@novell.com>
2917 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2918 names resulting from -ffunction-sections/-fdata-sections and linkonce
2919 ones.
2920 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2921 based on the section name. Rearrange the section name comparison logic
2922 slightly so that each section name is compared against at most once.
2924 2005-01-10 Ben Elliston <bje@au.ibm.com>
2926 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2927 targets for which -fPIC reduces limitations on the GOT size.
2929 2005-01-09 Falk Hueffner <falk@debian.org>
2931 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2932 X/C1 cmpop C2.
2934 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2936 PR target/18720
2937 * collect2.c (main): Set aixrtl_flag for -brtl option.
2938 (resolve_lib_name): Search for .so file extension before .a
2939 if aixrtl_flag set.
2941 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2943 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2944 (vect_analyze_data_refs_alignment): Add dump prints.
2946 2005-01-09 Ira Rosen <irar@il.ibm.com>
2948 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2949 expr_invariant_in_loop_p.
2950 Initialize outputs first thing in the function.
2951 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2952 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2953 (vect_analyze_pointer_ref_access): Check that the initial condition of
2954 the access function is loop invariant.
2956 2005-01-09 Richard Henderson <rth@redhat.com>
2958 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2959 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2960 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2961 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2962 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2963 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2964 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2965 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2966 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2967 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2968 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2969 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2970 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2971 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2972 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2973 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2974 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2975 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2976 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2977 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2978 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2979 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2980 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2981 mmx_ prefix.
2982 (mmx_clrdi, pavgusb): Remove.
2983 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2984 with leading sse_ prefix.
2985 * config/i386/sse.md: Receive them.
2986 * config/i386/mmx.md: New file.
2987 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2988 (subrv2sf3): Turn into expander for normal subtraction.
2989 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2990 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2991 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2992 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2993 commutative; use ix86_binary_operator_ok.
2994 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2995 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2996 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2997 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2998 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2999 Macroize from existing patterns; use ix86_binary_operator_ok.
3000 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3001 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3002 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3003 with vec_select+vec_concat.
3004 (mmx_pshufw, mmx_pshufw_1): Likewise.
3005 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3006 (mmx_uavgv4hi3): Model correctly.
3007 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3008 _mm_xor_si64): Remove casts.
3010 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3012 PR tree-optimization/19224
3013 * tree-scalar-evolution.c (get_instantiated_value,
3014 set_instantiated_value): New functions.
3015 (instantiate_parameters_1): Cache the results.
3016 (instantiate_parameters, resolve_mixers): Initialize and free
3017 the cache.
3019 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3021 * config/i386/i386.md (addhi_4): Correct reference in comment.
3022 (addqi_4): Same.
3024 2005-01-08 Richard Henderson <rth@redhat.com>
3026 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3027 (_mm_cvtsi128_si64x): Likewise.
3028 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3029 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3030 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3031 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3032 * config/i386/i386-protos.h: Update.
3033 * config/i386/i386.c (print_operand): Add 'H'.
3034 (ix86_fixup_binary_operands): Split out from ...
3035 (ix86_expand_binary_operator): ... here.
3036 (ix86_fixup_binary_operands_no_copy): New.
3037 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3038 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3039 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3040 (safe_vector_operand): Use CONST0_RTX.
3041 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3042 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3043 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3044 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3045 special cases.
3046 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3047 (IX86_BUILTIN_CMPNGESS): New.
3048 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3049 (attr type): Add sselog1.
3050 (attr unit, attr memory): Handle it.
3051 (movti, movti_internal, movti_rex64): Move near other integer moves.
3052 (movtf, movtf_internal): Move near other fp moves.
3053 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3054 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3055 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3056 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3057 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3058 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3059 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3060 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3061 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3062 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3063 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3064 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3065 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3066 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3067 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3068 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3069 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3070 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3071 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3072 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3073 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3074 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3075 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3076 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3077 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3078 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3079 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3080 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3081 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3082 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3083 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3084 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3085 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3086 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3087 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3088 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3089 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3090 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3091 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3092 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3093 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3094 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3095 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3096 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3097 same time.
3098 (SSEPUSH, push<SSEPUSH>): Remove.
3099 (MMXPUSH, push<MMXPUSH>): Remove.
3100 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3101 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3102 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3103 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3104 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3105 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3106 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3107 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3108 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3109 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3110 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3111 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3112 (ppro_sse_log_V4SF): Handle sselog1.
3113 * config/i386/predicates.md (const_0_to_1_operand): New.
3114 (const_0_to_255_mul_8_operand): New.
3115 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3116 (const_2_to_3_operand, const_4_to_7_operand): New.
3117 * config/i386/sse.md: New file.
3118 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3119 (sse_movups): Rename from sse_movups_1.
3120 (sse_loadlss): Rename from sse_loadss_1.
3121 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3122 from the name.
3123 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3124 (absv4sf2, negv2df, absv2df): New.
3125 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3126 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3127 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3128 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3129 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3130 (sse3_addsubv4sf3): Model correctly.
3131 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3132 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3133 (sse_movhlps): Model with vec_select+vec_concat.
3134 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3135 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3136 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3137 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3138 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3139 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3140 sse2_pshufhw_1): Likewise.
3141 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3142 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3143 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3144 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3145 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3146 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3147 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3148 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3149 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3150 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3151 sminv8hi3): Mark commutative
3152 operands. Use ix86_binary_operator_ok.
3153 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3154 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3155 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3156 sse2_punpcklqdq): Allow operand2 in memory.
3157 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3158 sse2_movsd): Add memory alternatives.
3159 (sse_storelps): Turn expander into an insn; split after reload.
3160 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3161 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3163 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3165 * configure.ac (DWARF-2 debug_line): Use objdump.
3166 * configure: Regenerate.
3168 2005-01-08 Jeff Law <law@redhat.com>
3169 Diego Novillo <dnovillo@redhat.com>
3171 PR tree-optimization/18241
3172 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3173 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3174 statements with volatile operands.
3175 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3176 operands after marking a statement with has_volatile_ops.
3178 2005-01-08 Roger Sayle <roger@eyesopen.com>
3180 * tree.c (int_fits_type_p): Always honor integer constant
3181 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3183 2005-01-08 Roger Sayle <roger@eyesopen.com>
3185 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3186 the latent bug in rtl_delete_block has been resolved.
3188 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3190 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3191 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3193 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3195 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3196 library as @multilib_dir@/$(SHLIB_SONAME).
3198 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3200 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3201 * configure: Regenerate.
3203 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3205 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3206 TYPE_MODE.
3208 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3210 PR target/13674
3211 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3212 Convert non-word aligned offset address using ld/std into
3213 indirect address.
3215 2005-01-07 Richard Henderson <rth@redhat.com>
3217 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3219 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3221 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3223 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3225 PR tree-optimization/19283
3226 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3227 is not shorter than the original type.
3229 PR rtl-optimization/19012
3230 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3232 PR rtl-optimization/18861
3233 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3234 (FULL_STATE): Define.
3235 (mark_tablejump_edge): New function.
3236 (purge_dead_tablejump_edges): New function.
3237 (find_bb_boundaries): Use it.
3239 PR tree-optimization/18828
3240 * builtins.c (expand_builtin_next_arg): Remove argument and all
3241 the argument checking.
3242 (expand_builtin): Adjust caller.
3243 (expand_builtin_va_start): Likewise. Remove error for too many
3244 arguments.
3245 (fold_builtin_next_arg): Issue error for too many arguments.
3246 After checking arguments, replace them with magic arguments that
3247 prevent further checking of the args.
3249 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3251 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3253 2005-01-06 Roger Sayle <roger@eyesopen.com>
3255 PR target/6077
3256 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3257 and %{.S:...} (and their negative variants) to test whether the
3258 input file is assembler or pre-processed-assembler independent of
3259 the actual filename extension.
3261 2005-01-06 Roger Sayle <roger@eyesopen.com>
3263 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3264 of sign or zero extended values.
3266 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3268 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3269 for IBM long double format correctly.
3271 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3273 Fix PR tree-optimization/18792
3275 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3276 to first_loop_depth, and use loop depth instead of loop number.
3277 (build_classic_dir_vector): Ditto.
3278 (compute_data_dependences_for_loop): Use depth, not loop number.
3279 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3280 number. Pass in loops, instead of loop numbers.
3281 (gather_interchange_stats): Ditto.
3282 (linear_transform_loops): Ditto.
3284 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3286 PR rtl-opt/13299
3287 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3288 biv_fits_mode_p, extension_within_bounds_p): New functions.
3289 (check_ext_dependent_givs): Use them.
3291 2005-01-06 Roger Sayle <roger@eyesopen.com>
3293 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3294 more than one barrier, in which case we should delete them all.
3296 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3298 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3300 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3302 Fix PR middle-end/19286
3303 Fix PR debug/19267
3304 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3305 output this subprogram, simply ignore this attempt to do it again.
3306 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3307 origin attribute if it's not possible.
3308 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3309 (decls_for_scope): Ditto.
3310 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3311 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3313 2005-01-05 Richard Henderson <rth@redhat.com>
3315 PR target/11327
3316 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3317 (bdesc_2arg): Use it.
3318 (ix86_expand_binop_builtin): Force operands into registers
3319 when optimizing.
3320 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3321 ix86_expand_sse_compare, ix86_expand_sse_comi,
3322 ix86_expand_builtin): Likewise.
3324 2005-01-05 Richard Henderson <rth@redhat.com>
3326 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3327 and VEC_SELECT.
3328 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3329 (mulv4hi3): Set itanium_class mmmul.
3330 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3331 (fpack): Rename from fpack_sfsf.
3333 2005-01-05 Richard Henderson <rth@redhat.com>
3335 PR rtl-opt/10692
3336 * reload1.c (do_input_reload): Restrict the optimization deleteing
3337 a previous output reload to RELOAD_FOR_INPUT.
3339 2005-01-05 Steven Bosscher <stevenb@suse.de>
3341 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3342 comment that we fall through after case.
3343 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3344 (distribute_links): Likewise.
3345 * cse.c (cse_insn): Likewise.
3346 * cselib.c (cselib_invalidate_mem): Likewise.
3347 * df.c: Update comments at the top of the file.
3348 (read_modify_subreg_p): Update comments here too.
3349 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3350 * flow.c (mark_set_1): Likewise.
3351 (mark_used_regs): Likewise.
3352 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3353 (canon_list_insert): Likewise.
3354 (mark_set): Likewise.
3355 (try_replace_reg): Likewise.
3356 (store_killed_in_insn): Likewise.
3357 * loop.c (count_one_set): Likewise.
3358 (basic_induction_var): Likewise.
3359 * postreload-gcse.c (find_mem_conflicts): Likewise.
3360 * postreload.c (reload_combine_note_store): Likewise.
3361 (move2add_note_store): Likewise.
3362 * reload.c (find_equiv_reg): Likewise.
3363 (mark_referenced_resources): Likewise.
3364 * rtlanal.c (set_noop_p): Likewise.
3365 (note_stores): Likewise.
3366 (note_uses): Likewise.
3367 * sched-deps.c (sched_analyze_1): Likewise.
3368 * sched-rgn.c (check_live_1): Likewise.
3369 (update_live_1): Likewise.
3370 * config/i860/i860.c: Likewise.
3372 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3373 an lvalue.
3374 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3376 * doc/rtl.texi: Update documentation for bit-fields and SET.
3378 2005-01-05 Roger Sayle <roger@eyesopen.com>
3380 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3382 2005-01-05 Jan Hubicka <jh@suse.cz>
3383 Richard Henderson <rth@redhat.com>
3385 PR target/18910
3386 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3387 with an offset.
3389 2005-01-05 Richard Henderson <rth@redhat.com>
3391 PR target/12902
3392 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3393 (sse_shufps): Change operand 3 to const_int_operand.
3394 (sse2_storelps): Fix typo in template.
3395 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3396 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3397 (ix86_expand_builtin): Likewise.
3399 2005-01-05 Julian Brown <julian@codesourcery.com>
3401 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3402 as aggregates for AAPCS ABIs.
3404 2005-01-05 Stan Shebs <shebs@apple.com>
3406 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3407 Mach-O getters if ppc64.
3408 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3409 size argument.
3410 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3411 signed four-byte field for global code case.
3412 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3414 2005-01-05 Roger Sayle <roger@eyesopen.com>
3416 PR middle-end/19100
3417 * c-common.c: Include real.h.
3418 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3419 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3420 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3421 * Makefile.in (c-common.o): Update dependencies.
3423 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3425 * c-parse.in (asm_string): Add trailing semicolon.
3427 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3429 * c-parse.in (asm_string): New. Don't allow wide strings in
3430 'asm'.
3431 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3432 asm_string instead of STRING.
3434 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3436 * c-typeck.c (constructor_no_implicit): Remove.
3437 (set_designator, process_init_element): Don't check
3438 constructor_no_implicit.
3440 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3441 Kaz Kojima <kkojima@gcc.gnu.org>
3443 PR target/16482
3444 * lcm.c (create_pre_exit): New.
3445 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3446 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3448 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3450 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3451 -msoft-float in target_float_switch.
3452 * arm.c (arm_override_options): Fix processing of target_float_switch.
3454 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3456 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3457 preferencing.
3459 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3461 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3462 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3464 2005-01-04 Roger Sayle <roger@eyesopen.com>
3466 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3467 if deleting the then-block allows the test-block to fallthru to the
3468 else-block.
3470 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3472 PR c/19152
3473 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3474 after the full declaration if the are in two different TUs.
3476 2005-01-04 Richard Henderson <rth@redhat.com>
3478 PR tree-opt/19158
3479 * tree-sra.c (generate_one_element_init): Just
3480 call gimplify_and_add.
3481 (generate_element_init): Record the
3482 new referenced variables and mark them for renaming
3483 and split out to ...
3484 (generate_element_init_1): This.
3485 (scalarize_init): Don't call push_gimplify_context/
3486 pop_gimplify_context.
3488 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3490 * toplev.c (get_src_pwd): Handle failure of getpwd().
3492 2005-01-04 Roger Sayle <roger@eyesopen.com>
3494 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3495 of TRUTH_NOT_EXPR.
3496 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3497 all the cases handled by it are inverted by invert_truthvalue.
3499 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3501 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3502 (save_register_windowsi): Likewise.
3504 2005-01-04 Richard Henderson <rth@redhat.com>
3506 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3508 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3510 PR middle-end/17767
3511 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3512 any simplifications of vector mode comparison operators.
3513 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3515 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3516 Devang Patel <dpatel@apple.com>
3518 PR tree-optimization/18308
3519 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3520 the operands before creating a new expression.
3521 * dojump.c (do_jump): Make drop_through_label available
3522 for all cases. Add expansion of COND_EXPR.
3524 2005-01-04 Ira Rosen <irar@il.ibm.com>
3526 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3527 INTEGER_CST instead of TREE_CONSTANT.
3528 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3529 instead of TREE_CONSTANT.
3530 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3531 instead of TREE_CONSTANT.
3533 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3535 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3537 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3539 PR target/19240
3540 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3541 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3543 2005-01-03 Richard Henderson <rth@redhat.com>
3545 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3546 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3547 fold_convert_const_real_from_real): Split out from ...
3548 (fold_convert_const): ... here.
3550 2005-01-03 Richard Henderson <rth@redhat.com>
3552 PR target/19235
3553 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3554 (mov<MMXMODEI>_internal): Likewise.
3555 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3556 Add V2SF case; use it for SSE1; don't use TI.
3557 (movdf_integer): Likewise.
3558 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3560 2005-01-03 Ira Rosen <irar@il.ibm.com>
3562 * tree-vectorizer.c (vect_strip_conversions): New function.
3563 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3564 check for binary class.
3566 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3568 Fix PR debug/17924
3569 Fix PR debug/19191
3570 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3571 is a decl.
3572 * gimple-low.c (mark_blocks_with_used_vars): New function.
3573 (mark_blocks_with_used_subblocks): Ditto.
3574 (mark_used_blocks): Ditto.
3575 (pass_mark_used_blocks): New pass.
3576 * tree-inline.c: Include debug.h.
3577 (expand_call_inline): Call outlining_inline_function here.
3578 * tree-optimize.c (init_tree_optimization_passes): Add
3579 pass_mark_used_blocks.
3580 * tree-pass.h (pass_mark_used_blocks): New.
3581 * Makefile.in (tree-inline.o): Add debug.h dependency.
3583 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3585 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3586 VAR_DECLs to have weak_import attribute.
3588 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3589 'struct ucontext'.
3591 2004-01-03 Steven Bosscher <stevenb@suse.de>
3593 * passes.c (rest_of_compilation): Don't run regmove if only
3594 flag_expensive_optimizations, require flag_regmove instead.
3596 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3598 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3599 register "sparc".
3600 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3601 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3602 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3603 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3605 2005-01-03 Richard Henderson <rth@redhat.com>
3607 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3608 (ia64_const_ok_for_letter_p): New.
3609 (ia64_const_double_ok_for_letter_p): New.
3610 (ia64_extra_constraint): New.
3611 (ia64_expand_vecint_compare): New.
3612 (ia64_expand_vcondu_v2si): New.
3613 (ia64_expand_vecint_cmov): New.
3614 (ia64_expand_vecint_minmax): New.
3615 (ia64_print_operand): Add 'v'.
3616 (ia64_preferred_reload_class): New.
3617 (ia64_vector_mode_supported_p): New.
3618 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3619 (PREFERRED_RELOAD_CLASS): Move to function.
3620 (CONST_OK_FOR_LETTER_P): Move to function.
3621 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3622 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3623 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3624 (EXTRA_CONSTRAINT): Move to function.
3625 * config/ia64/ia64.md: Include vect.md.
3626 (itanium_class): Add mmalua.
3627 (type): Handle it.
3628 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3629 (1b_mmalua): New.
3630 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3631 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3632 CONST0_RTX.
3633 (const_int_2bit_operand): New.
3634 (fr_reg_or_0_operand): New.
3635 * config/ia64/ia64-modes.def: Add vector modes.
3636 * config/ia64/ia64-protos.h: Update.
3637 * config/ia64/vect.md: New file.
3639 2005-01-03 Richard Henderson <rth@redhat.com>
3641 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3643 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3645 PR target/19236
3646 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3647 to SFmode.
3648 (log1pdf2): Change mode of operands[0,1] to DFmode.
3650 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3652 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3653 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3654 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3655 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3656 SPARC_RELAXED_ORDERING.
3658 2005-01-03 Richard Henderson <rth@redhat.com>
3659 Uros Bizjak <uros@kss-loka.si>
3661 PR target/14631
3662 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3663 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3664 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3665 handling.
3666 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3667 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3668 const_pow2_1_to_128_operand): New predicates.
3670 2005-01-02 Greg McGary <greg@mcgary.org>
3672 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3673 anonymous decls.
3674 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3675 object. [ptr_type]: Remove unused variable.
3676 Remember nearest addressable array-element or record-component
3677 when checking bitfield components. Tolerate empty BIND_EXPR.
3679 2005-01-01 Richard Henderson <rth@redhat.com>
3681 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3682 that don't narrow the value. Fail for other conversions.
3684 2005-01-01 Richard Henderson <rth@redhat.com>
3686 PR c/19031
3687 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3688 * c-lang.c (finish_file): Don't do it here.
3689 * objc/objc-act.c (objc_finish_file): Likewise.
3691 * cgraph.c (decl_assembler_name_equal): New.
3692 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3693 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3694 * cgraph.h (struct cgraph_varpool_node): Add next.
3695 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3696 * varasm.c (assemble_alias): Mark the target as needed.
3698 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3700 PR middle-end/19221
3701 * function.c (get_arg_pointer_save_area): Use entry_of_function
3702 instead of get_insns.
3704 2005-01-01 Roger Sayle <roger@eyesopen.com>
3705 Andrew Pinski <pinskia@physics.uc.edu>
3706 James E. Wilson <wilson@specifixinc.com>
3708 PR rtl-optimization/12092
3709 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3710 is zero.
3712 2005-01-01 Roger Sayle <roger@eyesopen.com>
3713 Olivier Hainque <hainque@act-europe.fr>
3715 * tree.c (int_fits_type_p): A narrower type always fits in a
3716 wider one, except for negative values into unsigned types.
3718 2005-01-01 Roger Sayle <roger@eyesopen.com>
3720 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3721 with the original constant rather than require TREE_OVERFLOW.
3723 2005-01-01 Steven Bosscher <stevenb@suse.de>
3725 PR middle-end/17544
3726 * c-decl.c (finish_function): If compiling C99, annotate the
3727 compiler generated return with the current file name and line 0.
3728 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3729 the source line is greater than 0.
3730 (remove_bb): Likewise.
3732 See ChangeLog.12 for earlier changes.