1 2005-02-09 Richard Henderson <rth@redhat.com>
3 * builtins.c (DEF_BUILTIN): Add COND argument.
4 * tree.h (DEF_BUILTIN): Likewise.
5 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8 (DEF_BUILTIN_STUB): New.
9 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
10 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12 * c-common.c (DEF_BUILTIN): Add COND argument.
13 * tree.c (local_define_builtin): New.
14 (build_common_builtin_nodes): New.
16 2005-02-09 Roger Sayle <roger@eyesopen.com>
18 * fold-const.c (fold_strip_sign_ops): New function to simplify a
19 floating point expression ignoring the sign of the result.
20 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
21 (fold) <MULT_EXPR>: Use it to simplify x*x.
22 * tree.h (fold_strip_sign_ops): Prototype here.
23 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
24 argument. Use fold_strip_sign_ops to simplify the first argument.
25 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
26 first argument when the second argument is an even integer
27 constant, but only with -funsafe_math_optimizations.
28 (fold_builtin_1): Update call to fold_builtin_copysign.
30 2005-02-09 Ian Lance Taylor <ian@airs.com>
33 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
34 just check whether EH_FILTER_FAILURE falls through.
36 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
38 * gcc/haifa-sched.c (schedule_block): Make queued sched group
39 insns return to ready list in the next turn.
41 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
44 * builtins.def: New __builtin_powi[lf].
45 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
46 (expand_builtin_powi): New function.
47 (expand_builtin): Dispatch to expand_builtin_powi.
48 * libgcc2.h: Add prototypes for __builtin_powi[lf].
49 * libgcc2.c: Add __builtin_powi[lf] implementation.
50 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
51 * optabs.h: Add powi_optab.
52 * optabs.c (init_optabs): Initialize powi_optab.
53 * doc/extend.texi: Document __builtin_powi[lf].
55 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
57 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
60 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
63 * fold-const.c (try_move_mult_to_index): Remove redundant
64 type argument. Create ADDR_EXPR with correct type.
65 (fold): Update callers of try_move_mult_to_index. Convert
66 result to the appropriate type.
68 2005-02-09 Roger Sayle <roger@eyesopen.com>
71 * config/avr/avr.c (default_rtx_costs): Delete.
72 (avr_operand_rtx_cost): New function.
73 (avr_rtx_costs): Completely rewrite.
75 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
78 * config/cris/cris.c (in_code): New variable.
79 (cris_output_addr_const): Now a static function, a wrapper for
81 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
82 case from old cris_output_addr_const.
83 (cris_asm_output_label_ref): Similar for LABEL_REF.
84 (cris_output_addr_const_extra): Similar for UNSPEC.
85 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
86 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
87 * config/cris/cris-protos.h (cris_output_addr_const): Remove
89 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
90 (cris_asm_output_label_ref): Declare.
92 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
95 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
96 filenames that changed when libcpp was moved to the toplevel.
98 2005-02-07 Roger Sayle <roger@eyesopen.com>
100 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
101 zero extensions of BImode operands. Call lowpart_subreg instead
102 of gen_lowpart_common and gen_lowpart_SUBREG.
104 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
107 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
108 * configure.ac: Set cc_for_cross_gnattools.
109 * configure: Regenerate.
111 2005-02-08 Alan Modra <amodra@bigpond.net.au>
114 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
116 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
119 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
122 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
124 * doc/extend.texi: Document deprecated extensions allowing
125 static floating-point members to have initializers and allowing
126 floating-point literals in integral constant expressions.
128 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
130 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
131 config/darwin7.h, config/mips/mips.c,
132 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
135 * cse.c: Update comments.
137 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
140 * builtins.c (fold_builtin_sqrt): Transform
141 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
144 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
145 Dorit Naishlos <dorit@il.ibm.com>
147 * doc/invoke.texi (ftree-vectorizer-verbose): New.
148 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
149 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
151 * tree.h (vect_set_verbosity_level): New extern function declaration
153 * tree-vectorizer.h (verbosity_levels): New enum type.
154 * tree-vectorizer.c (vect_debug_stats): Function removed.
155 (vect_debug_details): Likewise.
156 (vect_verbosity_level): Global variable was defined and initialized.
157 (vect_dump): Global variable definition.
158 (vect_print_dump_info): New function.
159 (vect_set_dump_settings): New function.
160 (vect_set_verbosity_level): New function.
161 (vectorize_loops): Add call to vect_set_dump_settings.
163 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
164 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
165 (slpeel_tree_peel_loop_to_edge): Likewise.
167 (vect_analyze_offset_expr): Call to vect_print_dump_info with
168 appropriate verbosity level instead of call to vect_debug_details
170 (vect_get_base_and_offset):
171 (vect_create_addr_base_for_vector_ref):
172 (get_vectype_for_scalar_type):
173 (vect_create_data_ref_ptr):
175 (vect_get_vec_def_for_operand):
176 (vect_finish_stmt_generation):
177 (vectorizable_assignment):
178 (vectorizable_operation):
179 (vectorizable_store):
181 (vect_transform_stmt):
182 (vect_update_ivs_after_vectorizer):
183 (vect_do_peeling_for_loop_bound):
184 (vect_update_inits_of_drs):
185 (vect_do_peeling_for_alignment):
186 (vect_transform_loop):
187 (vect_is_simple_use):
188 (vect_analyze_operations):
189 (vect_is_simple_iv_evolution):
190 (vect_analyze_scalar_cycles):
191 (vect_analyze_data_ref_dependence):
192 (vect_analyze_data_ref_dependences):
193 (vect_compute_data_ref_alignment):
194 (vect_enhance_data_refs_alignment):
195 (vect_analyze_data_refs_alignment):
196 (vect_analyze_data_ref_access):
197 (vect_analyze_data_ref_accesses):
198 (vect_analyze_pointer_ref_access):
199 (vect_get_memtag_and_dr):
200 (vect_analyze_data_refs):
201 (vect_mark_relevant):
202 (vect_stmt_relevant_p):
203 (vect_mark_stmts_to_be_vectorized):
204 (vect_can_advance_ivs_p):
205 (vect_get_loop_niters):
206 (vect_analyze_loop_form):
208 (vectorize_loops): Likewise.
210 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
211 (vect_update_inits_of_drs):
212 (vect_do_peeling_for_alignment):
213 (vect_transform_loop):
214 (vect_analyze_operations):
215 (vect_analyze_scalar_cycles):
216 (vect_analyze_data_ref_dependences):
217 (vect_analyze_data_refs_alignment):
218 (vect_analyze_data_ref_accesses):
219 (vect_analyze_data_refs):
220 (vect_mark_stmts_to_be_vectorized):
221 (vect_get_loop_niters):
222 (vect_analyze_loop_form):
223 (vect_analyze_loop): Likewise.
224 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
226 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
230 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
231 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
232 either -ffast-math or -funsafe-math-optimizations is in use.
234 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
235 * config/mips/irix-csr.c: New file.
236 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
237 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
238 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
241 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
243 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
244 redundant, incorrect definitions.
246 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
248 ("*tls_indirect_call"): New, reference hard regs directly.
249 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
251 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
253 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
254 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
256 2005-02-06 Roger Sayle <roger@eyesopen.com>
258 PR rtl-optimization/19800
259 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
260 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
263 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
265 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
267 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
270 * doc/invoke.texi: Correct documentation of -freorder-functions.
272 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
275 * doc/invoke.texi: Don't mention gccbug.
277 2005-02-06 Roger Sayle <roger@eyesopen.com>
278 Andrew Pinski <pinskia@physics.uc.edu>
279 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
281 * simplify-rtx.c (simplify_relational_operation_1): Simplify
282 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
283 into just (zero_extract:SI FOO (const_int 1) BAR).
285 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
287 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
288 macro locally. Don't give last revision date. Use GCC version
289 number from gcc-common.texi.
290 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
291 revision date. Use GCC version number from gcc-common.texi.
292 Describe being a library as current state rather than as 3.x
294 * doc/gcc.texi: Remove last update date.
295 * doc/gccint.texi: Likewise. Update copyright dates.
296 * doc/install.texi: Update copyright dates.
298 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
301 * doc/invoke.texi: Mention for each option included in -Wall that
302 it is included in -Wall.
303 * doc/gcc.texi: Update copyright and last modification date.
305 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
307 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
308 unnecessary cast to original induction variable increments.
310 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
312 PR tree-optimization/18219
313 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
316 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
318 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
319 Set bitpos and offset later in the function. Do nothing if the
320 target is a register and if the bitfield lies completely outside
322 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
323 here. Return an uninitialised register if the source value is stored
324 in a register and the bitfield lies completely outside that register.
326 2005-02-06 Steven Bosscher <stevenb@suse.de>
328 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
331 2005-02-06 Marcin Dalecki <martin@dalecki.de>
333 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
335 2005-02-06 Geoffrey Keating <geoffk@apple.com>
337 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
338 * config/darwin8.h: New.
339 * config/darwin7.h: Update comment.
341 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
342 Dorit Naishlos <dorit@il.ibm.com>
344 * tree-vectorizer.h (LOC): New type.
345 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
346 (loop_line_number): New field in struct _loop_vec_info.
347 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
349 * tree-vectorizer.c (input.h): Included.
350 (find_loop_location): New function.
351 (vect_debug_stats): Argument changed from loop to LOC. Computation of
352 loop line number removed.
353 (vect_debug_details): Likewise.
354 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
356 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
357 call to vect_debug_details/stats changed from loop to loop_loc.
358 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
359 (slpeel_tree_peel_loop_to_edge): Likewise.
361 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
362 changed from NULL to UNKNOWN_LOC.
363 (vect_get_base_and_offset):
364 (vect_create_addr_base_for_vector_ref):
365 (get_vectype_for_scalar_type):
366 (vect_create_data_ref_ptr):
368 (vect_get_vec_def_for_operand):
369 (vect_finish_stmt_generation):
370 (vectorizable_assignment):
371 (vectorizable_operation):
372 (vectorizable_store):
374 (vect_transform_stmt):
375 (vect_update_ivs_after_vectorizer):
376 (vect_do_peeling_for_loop_bound):
377 (vect_do_peeling_for_alignment):
378 (vect_transform_loop):
379 (vect_is_simple_use):
380 (vect_analyze_operations):
381 (vect_is_simple_iv_evolution):
382 (vect_analyze_scalar_cycles):
383 (vect_analyze_data_ref_dependences):
384 (vect_compute_data_ref_alignment):
385 (vect_enhance_data_refs_alignment):
386 (vect_analyze_data_ref_access):
387 (vect_analyze_data_ref_accesses):
388 (vect_analyze_pointer_ref_access):
389 (vect_get_memtag_and_dr):
390 (vect_analyze_data_refs):
391 (vect_mark_relevant):
392 (vect_stmt_relevant_p):
393 (vect_mark_stmts_to_be_vectorized):
394 (vect_can_advance_ivs_p):
395 (vect_get_loop_niters):
397 (vectorize_loops): Likewise.
399 (vectorizable_load): Argument in call to vect_debug_details/stats
400 changed from loop to LOOP_LOC (loop_vinfo).
401 (vect_transform_loop):
402 (vect_analyze_operations):
403 (vect_analyze_scalar_cycles):
404 (vect_analyze_data_ref_dependence):
405 (vect_enhance_data_refs_alignment):
406 (vect_analyze_data_ref_accesses):
407 (vect_analyze_pointer_ref_access):
408 (vect_analyze_data_refs):
409 (vect_analyze_loop): Likewise.
411 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
412 changed from loop to loop_loc.
414 (vect_enhance_data_refs_alignment): Removed unused variable loop.
416 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
417 Dorit Naishlos <dorit@il.ibm.com>
419 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
421 (vect_analyze_data_ref_dependences): Likewise.
423 (vect_is_simple_use): Argument changed from loop structure to
424 loop_vect_info structure.
425 (vect_can_advance_ivs_p): Likewise.
426 (vect_create_index_for_vector_ref): Likewise.
427 (vect_update_ivs_after_vectorizer): Likewise.
428 (new_stmt_vec_info): Likewise.
430 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
431 changed from loop to loop_vinfo.
432 (vect_create_data_ref_ptr): First argument in call to
433 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
434 (vectorizable_assignment): Second argument in call to vect_is_simple_use
435 was changed from loop to loop_vinfo.
436 (vectorizable_operation): Likewise.
437 (vectorizable_store): Likewise.
438 (vect_mark_stmts_to_be_vectorized): Likewise.
439 (vect_do_peeling_for_loop_bound): First argument in call to
440 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
441 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
442 was changed from loop to loop_vinfo.
443 (vect_analyze_data_ref_dependences): Third argument in call to
444 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
446 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
447 (vect_create_data_ref_ptr): Likewise.
448 (vect_init_vector): Likewise.
449 (vect_get_vec_def_for_operand): Likewise.
450 (vectorizable_assignment): Likewise.
451 (vectorizable_operation): Likewise.
452 (vectorizable_store): Likewise.
453 (vectorizable_load): Likewise.
454 (vect_update_ivs_after_vectorizer): Likewise.
455 (vect_is_simple_use): Likewise.
456 (vect_analyze_data_ref_dependence): Likewise.
457 (vect_analyze_pointer_ref_access): Likewise.
458 (vect_can_advance_ivs_p): Likewise.
460 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
461 before _stmt_vec_info.
462 (_stmt_vec_info): Loop field replaced by loop_vec_info.
463 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
464 (new_stmt_vec_info): Argument changed from loop structure to
465 loop_vect_info structure
467 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
468 (vect_analyze_offset_expr): Avoid 80 columns overflow.
469 (vect_create_addr_base_for_vector_ref): Likewise.
470 (vect_analyze_pointer_ref_access): Likewise.
472 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
475 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
476 phi flag if the phi is abnormal.
478 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
481 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
482 information for the new statement.
484 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
487 * gcc.c (main): Include the target in -v output.
489 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
491 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
492 Do not drop the extend if we'd have to add a paradoxical subreg
493 later. Include optabs.h and insn-codes.h.
494 * Makefile.in (combine.o): Depend on $(OPTABS_H).
496 2005-02-02 Roger Sayle <roger@eyesopen.com>
499 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
500 * fold-const.c (const_binop): Avoid constant folding floating
501 point operations in modes that use composite representations.
502 * simplify-rtx.c (simplify_binary_operation): Likewise.
504 2005-02-02 Geoffrey Keating <geoffk@apple.com>
506 * config/rs6000/altivec.md (altivec_dst): Make the first operand
508 (altivec_dstt): Likewise.
509 (altivec_dstst): Likewise.
510 (altivec_dststt): Likewise.
511 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
514 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
516 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
517 EXPR_LOCUS from orig_cond to the new cond_stmt.
518 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
521 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
523 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
524 standard_iv_increment_position. Remove call to bsi_next
525 (no need to bump the iterator anymore).
526 (vect_create_index_for_vector_ref): Call
527 standard_iv_increment_position. Remove second function argument.
528 (vect_finish_stmt_generation): Remove call to bsi_next
529 (no need to bump the iterator anymore).
530 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
531 to vect_create_index_for_vector_ref.
533 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
535 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
536 phis are used out of the loop.
538 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
541 * c-decl.c (undef_nested_function): New variable.
542 (pop_scope): Diagnose undefined nested functions.
543 (finish_function): Don't attempt cgraph processing or genericizing
544 if current top-level function contained an undefined nested
545 function. Reset undef_nested_function at the end of a top-level
548 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
550 * tree.c (build_int_cst_type): Take sign of the value into account
551 when deciding whether sign extend the value.
553 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
556 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
557 (cpp_options, cc1_options): Change %{std*&ansi} to
558 %{std*&ansi&trigraphs}.
560 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
562 * cse.c: Update comments.
564 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
566 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
567 arguments go on the stack. Do not put complex doubles in odd/even
570 2005-02-02 Steven Bosscher <stevenb@suse.de>
572 * doc/invoke.texi: Update the options enabled at -O1, -O2,
573 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
574 -ftree-pre, and -fthread-jumps.
576 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
578 PR tree-optimization/19578
579 * tree-flow.h (modified_noreturn_calls): Declare.
580 (noreturn_call_p): Declare.
581 * tree-flow-inline.h (noreturn_call_p): New function.
582 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
583 * tree-cfg.c (modified_noreturn_calls): New variable.
584 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
585 that contain a mid-block noreturn call.
586 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
588 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
590 * df.c (df_def_record_1, df_uses_record): Don't use
592 * df.h (DF_FOR_REGALLOC): Remove.
594 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
597 * c-typeck.c (really_start_incremental_init): Reset
598 constructor_max_index for arrays of incomplete type.
600 2005-02-02 Jeff Law <law@redhat.com>
602 * gcse.c (struct reg_set): Store the block index where the register
603 was set rather than the setting insn.
604 (record_one_set, compute_transp): Corresponding changes.
605 (pre_insert_copy_insn): Do not call replace_one_set.
606 (replace_one_set): Remove.
608 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
611 * doc/gcov.texi: Fix typo.
613 2005-02-01 Richard Henderson <rth@redhat.com
616 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
617 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
619 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
620 * config/i386/i386-protos.h: Update.
622 2005-02-01 Steven Bosscher <stevenb@suse.de>
624 PR tree-optimization/19217
625 * tree-cfg.c (verify_expr): Use the data field to see if TP was
626 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
627 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
628 that it is walking a PHI node.
630 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
632 * doc/extend.texi (Nested Functions): Update.
634 2005-02-01 Richard Henderson <rth@redhat.com>
637 * optabs.c (expand_copysign_absneg): Export.
638 * optabs.h (expand_copysign_absneg): Declare.
639 * config/rs6000/rs6000.md (copysigntf3): New.
641 2005-02-01 Diego Novillo <dnovillo@redhat.com>
643 PR tree-optimization/19633
644 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
645 * tree-ssa-alias.c (init_alias_info): Initialize.
646 (merge_pointed_to_info): Set.
647 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
648 (dump_points_to_info_for): Show value of pt_null.
649 (struct count_ptr_d): Declare.
650 (find_ptr_dereference): Remove.
651 (ptr_is_dereferenced_by): Remove.
652 (count_ptr_derefs): New local function.
653 (count_uses_and_derefs): New local function.
654 (compute_points_to_and_addr_escape): Call it. If the number
655 of dereferences is greater than zero, mark the pointer as
656 dereferenced. If there are fewer dereferences than uses of
657 the pointer, the pointer's value escapes.
659 2005-02-01 Diego Novillo <dnovillo@redhat.com>
661 PR tree-optimization/19670
662 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
664 (verify_use): ... set it here, instead.
666 2005-02-01 Janis Johnson <janis187@us.ibm.com>
668 * doc/sourcebuild.texi (Test directives): Fix formatting.
670 * doc/sourcebuild.texi (Test directives): Describe selector
673 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
675 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
676 specific 64-bit CPUs.
678 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
681 * arm.c (arm_eliminable_register): New function.
682 (adjacent_mem_locations): Don't allow eliminable registers. Use
683 HOST_WIDE_INT for address offsets.
684 * arm-protos.h (arm_eliminable_register): Add prototype.
686 2005-02-01 Steven Bosscher <stevenb@suse.de>
688 PR optimization/15242
689 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
690 * basic-block.h (duplicate_computed_gotos): Add prototype.
691 * bb-reorder.c (duplicate_computed_gotos): New function to
692 duplicate sufficiently small blocks ending in a computed jump.
693 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
694 if not optimizing for size.
695 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
696 never do tail merging for blocks ending in a computed jump.
697 * doc/invoke.texi: Document the max-goto-duplication-insns param.
699 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
701 Patch from Richard Sandiford <rsandifo@redhat.com>
702 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
703 from inheriting a subreg equivalence with a non-spill register.
705 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
707 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
709 * config/frv/frv.c (movcc_fp_destination_operand): New.
710 (gpr_or_memory_operand): Fix typo in comment.
711 (gpr_or_memory_operand_with_scratch): New.
712 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
713 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
714 movcc_fp_destination_operand.
715 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
716 Legitimize memory addresses using a scratch register.
718 2005-01-31 Jeff Law <law@redhat.com>
720 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
721 bitmap a sparse bitmap instead of a simple bitmap.
722 (mark_def_sites_initialize_block): Corresponding changes.
723 (ssa_mark_def_sites_initialize_block): Likewise.
724 (ssa_mark_phi_uses): Likewise.
725 (mark_def_site, ssa_mark_def_sites): Likewise.
726 (mark_def_site_blocks): Likewise.
727 (rewrite_ssa_into_ssa): Likewise.
729 * tree-ssa-dom.c (record_cond): Pass correct variable type
730 for last argument to htab_find_slot_with_hash.
732 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
733 effects when optimizing 0 % X. Do not try to optimize X % 0.
735 2005-01-31 James E. Wilson <wilson@specifixinc.com>
737 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
740 2005-02-01 Eric Christopher <echristo@redhat.com>
742 * config/mips/mips.c (override_options): Warn if -mint64
744 * doc/invoke.texi (MIPS Options): Document that -mint64 is
747 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
749 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
751 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
752 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
753 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
754 (cached_regno): Initialize to INVALID_REGNUM.
755 (cse_reg_info_table_size,
756 cse_reg_info_table_first_uninitialized,
757 cse_reg_info_timestamp): New.
758 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
760 (init_cse_reg_info, get_cse_reg_info_1): New.
761 (get_cse_reg_info): Cache the last look-up.
762 (new_basic_block): Update the code to clear mappings from
763 registers to cse_reg_info entries.
764 (cse_main): Call init_cse_reg_info.
766 * cse.c (get_cse_reg_info): Update a comment.
768 2005-01-31 Steven Bosscher <stevenb@suse.de>
771 * c-decl.c (start_decl): Do not warn about arrays of elements with
772 an incomplete type here.
773 (grokdeclarator): Do it here by making a pedwarn an error.
774 * c-typeck.c (push_init_level): If there were previous errors with
775 the constructor type, do not warn about braces for initializers.
776 (process_init_element): Likewise for excess initializer elements.
778 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
780 * cse.c (delete_trivially_dead_insn): Don't iterate.
782 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
784 * config/rs6000/rs6000.md (copysignsf3): New expand.
785 (copysigndf3): Likewise.
787 2005-01-31 Steven Bosscher <stevenb@suse.de>
789 * recog.c (constrain_operands): Only look for earlyclobber operand
790 conflicts if an '&' constraint was seen.
792 2005-01-31 Marc Espie <espie@openbsd.org>
794 * config.gcc: Don't include embedded systems fragment, switches default
795 debugging format to ELF.
796 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
797 longer pick it up there.
799 2005-01-31 Dale Johannesen <dalej@apple.com>
801 * doc/extend.texi (nested functions): Fix linkage description.
802 Clarify that static is not allowed.
804 2005-01-31 Dale Johannesen <dalej@apple.com>
806 * config/rs6000/darwin.md (movsf_low_di): Make work.
807 (movdf_low_di): Make work.
809 2005-01-31 Dale Johannesen <dalej@apple.com>
811 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
812 Make work for 64 bit.
814 2005-01-31 Roger Sayle <roger@eyesopen.com>
815 Dale Johannesen <dalej@apple.com>
818 * fold-const.c (fold_binary_op_with_conditional_arg):
819 Make types match original operands, before STRIP_NOPS.
821 2005-01-31 Alan Modra <amodra@bigpond.net.au>
823 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
824 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
825 (struct gcc_sigcontext): Delete. Merge contents to..
826 (struct gcc_ucontext): ..here.
827 (get_sigcontext): Delete.
828 (get_regs): New function, like get_sigcontext but return regs ptr.
829 64-bit version finds regs from r1 to support vdso.
830 (ppc_linux_aux_vector): New function.
831 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
834 2005-01-31 Ira Rosen <irar@il.ibm.com>
836 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
838 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
839 redundant fold. Fix misalignment for MINUS_EXPR.
840 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
841 (vect_analyze_pointer_ref_access): Likewise.
842 (vect_get_memtag_and_dr): Likewise.
844 2005-01-31 Richard Henderson <rth@redhat.com>
846 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
847 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
848 absnegdf2_i387, absnegxf2_i387): Likewise.
850 2005-01-31 Richard Henderson <rth@redhat.com>
853 * optabs.c (expand_copysign_absneg): New.
854 (expand_copysign_bit): Split out from ...
855 (expand_copysign): ... here. Use expand_copysign_absneg.
857 2005-01-30 Roger Sayle <roger@eyesopen.com>
860 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
861 constant as the second operand and a register as the third.
863 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
866 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
867 that dllimport'd functions do not use all call-clobbered registers
870 2005-01-30 Richard Henderson <rth@redhat.com>
873 * optabs.c (expand_absneg_bit): Split out from expand_unop and
874 expand_abs_nojump and generalize. Use operand_subword and
875 emit_no_conflict_block. Support large modes.
876 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
878 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
879 negation to subtraction.
880 (expand_copysign): Check that the format has signed zeros.
881 Use operand_subword and emit_no_conflict_block. Support large modes.
883 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
885 Fix PR tree-optimization/19624
887 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
888 * tree-ssa-pre.c: Add cfgloop.h.
890 (pre_stats): New member, constified.
891 (inserted_exprs): New static variable.
892 (NECESSARY): New macro.
893 (create_expression_by_pieces): Fold the expression, and
894 mark it as defaulting to not necessary. Also put in
896 (fully_constant_expression): New function.
897 (insert_into_preds_of_block): Modify to not insert phis when we
898 are playing with induction variables.
899 Push phis onto the inserted_exprs vector, and mark them as not
900 necessary by default.
901 (insert_aux): Call fully_constant_expression on eprime.
902 If all edges produce the same value, mark it constant.
903 (mark_operand_necessary): New function.
904 (remove_dead_inserted_code): New function.
905 (init_pre): Init loop optimizer to get loop info.
906 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
907 (execute_pre): Commit edge inserts, then remove dead code.
909 2005-01-30 Richard Henderson <rth@redhat.com>
911 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
912 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
914 2005-01-30 Richard Henderson <rth@redhat.com>
917 * config/i386/i386.c (ix86_expand_copysign): New.
918 (ix86_split_copysign_const): New.
919 (ix86_split_copysign_var): Rename from ix86_split_copysign,
920 rearrange op1/nmask operands.
921 * config/i386/i386-protos.h: Update.
922 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
923 (copysigndf3): Likewise.
924 (copysignsf3_const, copysigndf3_const): New.
925 (copysignsf3_var): Rename from copysignsf3, split out splitter
926 and fix split predicate for X constraint.
927 (copysigndf3_var): Similarly.
929 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
931 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
932 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
933 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
935 2005-01-29 Richard Henderson <rth@redhat.com>
938 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
939 of # and * in constraints.
941 2005-01-29 Richard Henderson <rth@redhat.com>
944 * expr.c (store_field): Don't strip sub-mode cast when the input
945 data is even smaller.
947 2005-01-29 Richard Henderson <rth@redhat.com>
950 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
953 2005-01-29 Richard Henderson <rth@redhat.com>
955 * combine.c (make_field_assignment): Fix argument order
958 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
960 PR tree-optimization/15791
961 * fold-const.c (extract_array_ref): New function.
962 (fold): Fold comparisons between &a[i] and &a[j] or
963 semantically equivalent trees.
965 2005-01-29 Jeff Law <law@redhat.com>
967 * gcse.c (insert_expr_in_table): Revamp handling of available
968 and anticipatable occurrence lists to avoid unnecessary list
970 (insert_set_in_table): Similarly.
972 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
974 * c-common.c (fix_string_type): Just use c_build_qualified_type to
976 (c_build_qualified_type): Build qualified array types with
977 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
978 * c-decl.c (c_make_fname_decl): Build unqualified array type
979 before qualified type.
980 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
981 type is qualified, not just if type itself is. Don't apply
982 qualifiers to array type when declarator is processed. Apply
983 qualifiers to field type whether or not it is an array type.
984 Don't handle array types specially for applying qualifiers to
986 * c-typeck.c (composite_type): Build unqualified element type and
987 array type when forming composite of array types.
988 (common_pointer_type, comptypes, comp_target_types,
989 type_lists_compatible_p, build_indirect_ref, build_array_ref,
990 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
992 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
993 (args2) in variables a1 and a2.
995 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
997 * cse.c (n_elements_made, max_elements_made): Remove.
998 (insert): Don't touch n_elements_made.
999 (cse_main): Don't touch n_elements_made or max_elements_made.
1001 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1004 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1005 configuration part of dp-bit.c to be lost.
1007 2005-01-28 Roger Sayle <roger@eyesopen.com>
1009 * expmed.c (expand_mult_highpart_optab): When attempting to use
1010 a non-widening multiplication in a wider mode, the operands need
1011 to be converted (zero or sign extended) to that mode.
1013 2005-01-28 Ian Lance Taylor <ian@airs.com>
1017 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1018 through if both operands fall through.
1020 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1022 * cse.c (fold_rtx) <PC>: Don't optimize.
1024 2005-01-28 Jeff Law <law@redhat.com>
1026 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1027 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1029 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1031 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1032 cse_reg_info_used_list_end): Remove.
1033 (cse_reg_info_list, cse_reg_info_list_free): New.
1034 (get_cse_reg_info): When allocating an instance of
1035 cse_reg_info, add it to the beginning of the cse_reg_info_list
1036 list. Remove code to maintain cse_reg_info_used_list.
1037 (new_basic_block): Reset the free list to the beginning of
1040 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1042 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1043 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1044 (frv_expand_mdpackh_builtin): New function.
1045 (frv_expand_builtin): Use it to expand __MDPACKH.
1046 * doc/extend.texi (__MDPACKH): Update documentation.
1048 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1050 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1051 SSE_FLOAT_MODE_P for use_sse computation.
1053 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1056 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1058 2005-01-27 Richard Henderson <rth@redhat.com>
1060 * builtins.c (expand_builtin_copysign): New.
1061 (expand_builtin): Call it.
1062 * genopinit.c (optabs): Add copysign_optab.
1063 * optabs.c (init_optabs): Initialize it.
1064 (expand_copysign): New.
1065 * optabs.h (OTI_copysign, copysign_optab): New.
1066 (expand_copysign): Declare.
1068 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1069 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1071 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1072 (ix86_expand_fp_absneg_operator): ... here.
1073 (ix86_split_copysign): New.
1074 * config/i386/i386-protos.h: Update.
1075 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1076 (copysignsf3, copysigndf3): New.
1078 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1079 (copysignsf3, ncopysignsf3): New.
1080 (copysigndf3, ncopysigndf3): New.
1081 (copysignxf3, ncopysignxf3): New.
1082 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1084 2005-01-27 Arend Bayer <arend.bayer@web.de>
1085 Kazu Hirata <kazu@cs.umass.edu>
1087 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1088 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1089 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1092 2005-01-27 Jeff Law <law@redhat.com>
1094 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1095 definitions of SSA_NAMEs which are not being rewritten.
1096 (rewrite_ssa_into_ssa): Only initialize the current definition
1097 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1098 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1099 SSA_NAMEs before returning.
1101 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1103 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1104 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1105 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1106 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1107 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1109 2005-01-27 Steven Bosscher <stevenb@suse.de>
1112 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1113 higher to -O2 and higher. Likewise for tree PRE.
1114 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1117 2005-01-27 Ian Lance Taylor <ian@airs.com>
1120 * gimple-low.c (try_catch_may_fallthru): New static function.
1121 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1122 * tree-inline.c (expand_call_inline): Don't warn about reaching
1123 the end of a non-void function being inlined if the function uses
1126 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1128 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1131 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1132 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1133 (implicitly_declare): Handle error_mark_node.
1135 2005-01-27 Richard Henderson <rth@redhat.com>
1138 * tree.h (struct tree_decl): Add debug_expr_is_from.
1139 (DECL_DEBUG_EXPR_IS_FROM): New.
1140 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1141 * dwarf2out.c (dwarf2out_var_location): Update to match.
1142 * tree-outof-ssa.c (create_temp): Likewise.
1143 * var-tracking.c (track_expr_p): Likewise.
1144 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1145 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1146 * toplev.c (default_tree_printer): Likewise.
1148 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1150 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1151 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1153 2005-01-27 Steven Bosscher <stevenb@suse.de>
1155 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1156 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1157 ASM_CLOBBERS): Add tree checks.
1159 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1160 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1161 * c-common.def (SWITCH_STMT): Update to match.
1162 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1163 macros instead of SWITCH_EXPR ones.
1164 * c-dump.c (c_dump_tree): Likewise.
1165 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1166 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1168 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1170 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1172 * unwind-dw2.c (execute_stack_op): Add missing cases for
1173 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1175 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1177 * config.gcc (Obsolete configurations): Remove 'dummy', add
1178 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1181 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1183 PR tree-optimization/19633
1184 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1186 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1187 are no call-clobbered variables.
1188 * tree-outof-ssa.c (check_replaceable): Return false for calls
1191 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1193 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1194 even for variables with NULL DECL_INITIAL.
1196 2005-01-26 Stuart Hastings <stuart@apple.com>
1198 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1200 2005-01-26 Richard Henderson <rth@redhat.com>
1203 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1205 * expr.c (store_field): Strip conversions to odd-bit-sized types
1206 if the destination field width matches.
1208 2005-01-26 Richard Henderson <rth@redhat.com>
1210 * c-decl.c, expmed.c, expr.c: Revert last change.
1212 2005-01-26 Richard Henderson <rth@redhat.com>
1215 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1217 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1218 if we don't need the bits above those present in the current mode.
1219 * expr.c (store_field): Strip conversions to odd-bit-sized types
1220 if the destination field width matches.
1222 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1224 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1225 either -ffast-math or -funsafe-math-optimizations is in use.
1227 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1231 * config/avr/avr.c (notice_update_cc): Only set condition code for
1232 ashrqi3 if shift count > 0.
1233 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1234 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1235 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1236 count <= 0 as a no-op, and shift count >= width by copying zero
1237 or sign bit to all bits of the result.
1238 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1239 count, with attribute "length" set to 0 and "cc" set to "none".
1241 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1243 * doc/invoke.texi: Document -mTLS.
1245 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1246 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1247 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1248 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1249 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1250 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1251 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1252 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1254 * configure.ac: Check for a TLS capable gas.
1256 * configure: Regenerate.
1258 2005-01-26 Richard Henderson <rth@redhat.com>
1261 * combine.c (make_field_assignment): Simplify store to zero_extract
1262 from a source with an overlapping mask.
1264 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1266 2004-11-11 Eric Christopher <echristo@redhat.com>
1268 * config/frv/frv.md: Add fr400_integer automaton. Don't
1269 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1272 2005-01-26 Steven Bosscher <stevenb@suse.de>
1275 * cfgbuild.c (make_edges): Do not clear or set
1276 current_function_has_computed_jump.
1277 * function.h (struct function): Remove the has_computed_jump field.
1278 (current_function_has_computed_jump): Do not define.
1279 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1280 in a computed jump. Ignore current_function_has_computed_jump.
1282 2005-01-26 Richard Henderson <rth@redhat.com>
1285 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1286 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1288 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1289 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1290 objects into static storage if they have more than one non-zero value.
1291 * tree.h (categorize_ctor_elements): Update decl.
1293 2005-01-26 Steven Bosscher <stevenb@suse.de>
1296 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1297 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1298 to this function from 2004-07-10.
1299 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1300 the current function for tail call optimizations if the address
1301 of one of it its arguments is taken.
1303 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1305 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1307 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1309 * function.c (expand_function_end): If current_function_calls_alloca,
1310 emit stack restore in a place that is reached when the function falls
1313 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1315 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1316 rule to avoid matching inappropriate suffix rule.
1318 2005-01-26 Jan Hubicka <jh@suse.cz>
1320 PR tree-optimization/19241
1321 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1323 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1325 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1326 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1328 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1329 <sim*>: Always use crt1.o, regardless of N in simN.
1330 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1331 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1332 (CRT_CALL_STATIC_FUNCTION): Remove.
1333 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1334 use crt1.o, regardless of N in simN.
1335 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1336 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1337 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1338 case isystem setting.
1339 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1341 2005-01-25 Ian Lance Taylor <ian@airs.com>
1343 * gimple-low.c (block_may_fallthru): Correct handling of
1344 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1346 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1348 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1349 handlers to match indentation; nested under the mtune=* handler.
1350 Similar for mcpu= and march=.
1352 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1354 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1355 * config/mips/linux64.h (LIB_SPEC): Likewise.
1356 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1357 * config/sh/linux.h (LIB_SPEC): Likewise.
1359 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1361 * config/frv/frv.c (frv_legitimize_tls_address): New.
1362 (TARGET_HAVE_TLS): Define.
1363 (FRV_SYMBOL_REF_TLS_P): Define.
1364 (frv_override_options): Handle new register classes.
1365 (frv_legitimate_address_p): Reject tls addresses.
1366 (frv_legitimize_address): Handle TLS addresses.
1367 (gen_inlined_tls_plt): New.
1369 (frv_legitimize_tls_address): New.
1370 (unspec_got_name): Add TLS entries.
1371 (got12_operand): Add R_FRV_TLSMOFF12 case.
1372 (frv_emit_move): Fixup TLS addresses.
1373 (frv_emit_movsi): Legitimize TLS addresses.
1375 * config/frv/frv.h (MASK_BIG_TLS): New.
1376 (TARGET_BIG_TLS): New.
1377 (HAVE_AS_TLS): Define.
1378 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1379 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1380 (REG_CLASS_NAMES): Same.
1381 (REG_CLASS_CONTENTS): Same.
1382 (CONSTRAINT_LEN): New.
1383 (REG_CLASS_FROM_CONSTRAINT): New.
1384 (PREDICATE_CODES): Add symbolic_operand.
1386 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1387 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1388 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1389 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1390 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1391 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1392 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1393 GR9_REG, GR14_REG, LRREG.
1394 (type): Add load_or_call attribute.
1395 ("load_or_call"): New reservation.
1396 ("call_gettlsoff"): New.
1397 ("tls_indirect_call"): New.
1398 ("tls_load_gottlsoff12"): New.
1399 ("tlsoff_hilo"): New.
1400 ("tls_tlsdesc_ldd"): New.
1401 ("tls_tlsoff_ld"): New.
1404 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1406 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1408 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1409 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1410 * config/frv/frv.c (TLS_BIAS): Define.
1411 (frv_output_dwarf_dtprel): New.
1413 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1415 PR rtl-optimization/19579
1416 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1417 both A and B, see if they don't clobber registers the other expr uses.
1419 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1421 * real.c (do_add): Initialize signalling and canonical members.
1423 * real.c (real_from_integer): Zero out destination.
1425 2005-01-18 Jan Hubicka <jh@suse.cz>
1427 PR tree-optimize/19337
1428 * tree-inline.c (initialize_inlined_parameters): Copy
1429 saved_static_chain_decl only.
1431 2005-01-25 Richard Henderson <rth@redhat.com>
1435 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1436 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1437 80387 enabled, to return a proper subclass. Return the subset that
1438 overlaps with GENERAL_REGS for PLUS.
1439 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1441 2005-01-25 Richard Henderson <rth@redhat.com>
1444 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1446 2005-01-25 Roger Sayle <roger@eyesopen.com>
1448 * expmed.c (choose_multiplier): Change interface to return the
1449 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1450 (expand_divmod): Update calls to choose_multiplier.
1452 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1455 * expmed.c (extract_bit_field): Use adjust_address instead of
1456 gen_lowpart when op0 is a MEM.
1458 2005-01-24 Steven Bosscher <stevenb@suse.de>
1460 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1462 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1464 * config/mips/irix-csr.c: New file.
1465 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1466 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1467 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1470 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1473 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1474 sparc/elf.h, add sparc/sp-elf.h.
1475 (sparc-*-rtems*): Likewise.
1476 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1477 tm-dwarf2.h, add sparc/sp-elf.h.
1478 (sparc86x-*-elf): Likewise.
1479 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1480 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1481 TARGET_OS_CPP_BUILTINS.
1482 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1483 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1485 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1486 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1487 (SWITCH_TAKES_ARG): Likewise.
1488 (LOCAL_LABEL_PREFIX): Likewise.
1489 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1490 (TARGET_N_FORMAT_TYPES): Delete.
1491 (TARGET_FORMAT_TYPES): Likewise.
1492 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1493 * config/sparc/elf.h: Delete.
1494 * config/sparc/sp-elf.h: New file.
1496 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1498 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1499 * tree-flow.h: Remove the corresponding prototype.
1500 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1501 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1503 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1506 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1507 for AIX ABI or ELF -fPIC.
1508 (rs6000_emit_load_toc_table): Don't create toc_section here.
1509 (rs6000_xcoff_file_start): Nor here.
1511 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1513 * sh.c (ra.h): Don't #include.
1514 (hard_regs_intersect_p): New function, resurrected from ra.c.
1516 * sh.c: Fix 1996 Copyright.
1518 2005-01-24 Richard Henderson <rth@redhat.com>
1519 Aldy Hernandez <aldyh@redhat.com>
1521 * regrename.c (note_sets): Handle subregs.
1523 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1526 * genconditions.c (write_header, write_conditions): Elide file if
1529 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1531 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1532 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1535 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1537 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1538 expand_builtin_printf, expand_builtin_fprintf,
1539 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1540 checking against POINTER_TYPE.
1541 (validate_arglist): Handle POINTER_TYPE code by checking
1544 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1546 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1548 (for_each_rtx): Call for_each_rtx_1.
1549 * rtl.h (init_rtlanal): Declare.
1550 * toplev.c (backend_init): Call init_rtlanal.
1552 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1554 * flow.c (propagate_one_insn): Formatting.
1557 * flow.c (libcall_dead_p): Be more conservative if unsure.
1558 If there are any instructions between insn and call, see if they are
1559 all dead before saying the libcall is dead.
1561 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1563 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1564 operand constraint for operand 0.
1566 2005-01-23 Richard Henderson <rth@redhat.com>
1569 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1570 edges leading to join block.
1572 2005-01-23 Roger Sayle <roger@eyesopen.com>
1574 * expmed.c (expand_mult_highpart): Make static. Change type of
1575 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1576 (expand_divmod): Updates calls to expand_mult_highpart by using
1577 gen_int_mode to pass a CONST_INT rtx.
1578 * rtl.h (expand_mult_highpart): Remove prototype.
1580 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1582 * flow.c (regset_bytes, regset_size): Remove.
1584 * cfganal.c: Fix a reference to Harvey's paper.
1586 2005-01-23 Steven Bosscher <stevenb@suse.de>
1588 PR rtl-optimization/19464
1589 * tree-optimize.c (init_tree_optimization_passes): Add one more
1590 copyrename pass just before out-of-ssa.
1592 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1595 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1596 * ggc-none.c (ggc_free): Define.
1598 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1600 * cse.c (max_reg, max_insn_uid): Remove.
1601 (cse_main): Don't access max_reg or max_insn_uid.
1603 * c-common.c (explicit_flag_signed_bitfields,
1604 lang_statement_code_p, lang_expand_function_end): Remove.
1605 * c-common.h: Remove the corresponding declarations.
1606 * c-opts.c (c_common_handle_option): Remove all write access
1607 to explicit_flag_signed_bitfields.
1609 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1610 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1611 * cgraph.h: Remove the corresponding declaration.
1613 * gcse.c (null_pointer_info): Remove.
1615 2005-01-23 Roger Sayle <roger@eyesopen.com>
1616 Eric Botcazou <ebotcazou@libertysurf.fr>
1618 * combine.c (simplify_logical): Only simplify logical expressions
1619 of the form ior(and(x,y),z) by the inverse distributive law if the
1620 result is cheaper than the original.
1622 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1624 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1625 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1626 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1627 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1628 config/freebsd-spec.h, config/arm/arm.h,
1629 config/h8300/h8300.md, config/i386/i386.md,
1630 config/i386/predicates.md, config/i386/sse.md,
1631 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1632 config/vax/vax.md: Fix comment typos. Follow spelling
1635 2005-01-23 Steven Bosscher <stevenb@suse.de>
1637 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1638 tests, instead of `less than'.
1640 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1642 * function.c (assign_parm_setup_block): When creating a new stack slot
1643 for a parameter, get its alignment from the parameter's DECL_ALIGN
1644 rather than the type's TYPE_ALIGN. Make sure that the parameter
1645 is at least word aligned.
1647 2005-01-22 Roger Sayle <roger@eyesopen.com>
1650 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1652 2005-01-22 Richard Henderson <rth@redhat.com>
1655 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1656 in both compare operands.
1657 (movdfcc_1_sse_max): Likewise.
1658 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1659 (movdfcc_1_sse): Likewise.
1660 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1661 scratch register as needed.
1663 2005-01-22 Richard Henderson <rth@redhat.com>
1665 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1667 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1669 2005-01-22 Richard Henderson <rth@redhat.com>
1671 * genopinit.c (optabs): Use smin/smax for floating point too.
1672 * doc/md.texi: Update to match. Clarify that floating point
1673 results are undefined for +0/-0 and NaN.
1674 * doc/rtl.texi: Likewise.
1675 * rtl.def (SMIN, SMAX): Likewise
1676 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1678 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1679 leading 's' to the name.
1680 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1681 smaxxf3, sminxf3): Likewise.
1682 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1685 2005-01-22 Paul Brook <paul@codesourcery.com>
1687 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1689 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1691 * config/s390/s390.c (struct processor_costs): New fields
1692 dlgr, dlr, dr, dsgfr, dsgr.
1693 (z900_cost, z990_cost): Values for new fields.
1694 (s390_rtx_costs): New cases MEM und COMPARE in switch
1695 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1696 DIV, MOD, UDIV, UMOD.
1698 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1700 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1701 into the register being decremented.
1702 ("doloop_si31", "doloop_di"): Likewise.
1703 ("*doloop_si_long"): Adapt pattern.
1705 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1707 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1709 (CLASS_MAX_NREGS): Likewise.
1711 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1713 * doc/tree-ssa.texi (Statement Operands): Add example for new
1714 must-def macro. Note deprecation of old operands interface.
1716 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1718 PR tree-optimization/19484
1719 * tree-cfg.c (remove_fallthru_edge): New function.
1720 (cleanup_control_flow): Remove fallthru edges from calls that are
1721 now known not to return.
1723 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1725 Fix PR tree-optimization/19038
1726 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1727 copies with loop variant ones.
1729 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1731 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1732 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1733 config/alpha/alpha.md, config/alpha/predicates.md,
1734 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1735 config/sparc/sol2.h: Update copyright.
1737 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1738 first label to see if it is a nonlocal label.
1740 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1741 Andrew Pinski <pinskia@physics.uc.edu>
1744 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1745 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1747 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1749 * config/rs6000/rtems.h: Update copyright.
1751 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1754 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1755 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1756 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1758 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1761 * c-typeck.c (convert_arguments): Check for error_mark_node.
1763 2005-01-21 Ian Lance Taylor <ian@airs.com>
1765 PR tree-optimization/13000
1766 * tree-inline.c: Include "tree-flow.h".
1767 (expand_call_inline): If warn_return_type, warn if non-void inline
1768 function falls through.
1769 * tree-cfg.c (execute_warn_function_return): Don't warn about
1770 control reaching end if TREE_NO_WARNING is set. Set
1772 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1774 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1775 branch if we don't need one.
1776 * c-typeck.c: Include "tree-flow.h"
1777 (c_finish_bc_stmt): Don't add a goto if the current statement
1778 list doesn't fall through to the current point.
1780 2005-01-21 Roger Sayle <roger@eyesopen.com>
1782 PR rtl-optimization/576
1783 * real.c (real_arithmetic): Change return type from void to bool
1784 to return an indication that the result may be inexact.
1785 * real.h (real_arithmeric): Update prototype.
1786 * fold-const.c (const_binop): Don't constant fold floating
1787 point expressions when the user specifies -frounding-math and
1788 the result may depend upon the run-time rounding mode.
1789 (fold_convert_const_real_from_real): Clean-up.
1790 (fold_initializer): Ignore flag_rounding_math for initializers.
1791 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1792 constant fold FP operations with flag_rounding_math if the
1793 result may depend upon the run-time rounding mode.
1795 2005-01-21 Tom Tromey <tromey@redhat.com>
1797 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1799 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1801 * tree-cfg.c: Fix comment typos.
1803 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1805 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1806 around the call to rest_of_handle_branch_target_load_optimize.
1808 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1810 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1811 (sparc64-*-openbsd*): Likewise.
1812 (sparclite-*-elf*): Include tm-dwarf2.h.
1813 (sparc86x-*-elf*): Likewise.
1814 (sparc64-*-elf*): Likewise.
1815 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1816 (DBX_DEBUGGING_INFO): Likewise.
1817 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1818 (PREFERRED_DEBUGGING_TYPE): Likewise.
1819 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1820 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1821 (PREFERRED_DEBUGGING_TYPE): Likewise.
1822 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1823 (PREFERRED_DEBUGGING_TYPE): Likewise.
1824 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1826 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1829 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1831 2005-01-20 Paul Brook <paul@codesourcery.com>
1833 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1835 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1837 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1838 label is first in a sequence of labels.
1840 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1842 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1843 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1845 * doc/sourcebuild.texi (Test Directives): New.
1847 2005-01-20 Roger Sayle <roger@eyesopen.com>
1849 * real.c (real_floor): Don't leave the result uninitialized when
1850 mode is VOIDMode, but return the unrounded intermediate value.
1851 (real_ceil): Likewise.
1853 2005-01-20 Paul Brook <paul@codesourcery.com>
1855 * config/arm/arm.md (insv): Use gen_int_mode.
1857 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1859 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1860 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1861 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1862 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1863 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1865 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1868 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1869 fbreg, so we have to assume we can't.
1870 (loc_descriptor_from_tree_1): Ditto.
1871 (containing_function_has_frame_base): New function.
1872 (add_location_or_const_value_attribute): Use it.
1873 Also try to generate a frame_base from a single element location
1876 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1878 PR tree-optimization/15349
1879 * timevar.def (TV_TREE_MERGE_PHI): New.
1880 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1882 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1883 calls to tree_forwarder_block_p.
1884 (remove_forwarder_block_with_phi, merge_phi_nodes,
1885 gate_merge_phi, pass_merge_phi): New.
1886 * tree-optimize.c (init_tree_optimization_passes): Add
1888 * tree-pass.h: Add an extern for pass_merge_phi;
1890 2005-01-20 Richard Henderson <rth@redhat.com>
1893 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1894 (_mm_castps_pd, _mm_castps_si128): New.
1895 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1897 2005-01-20 Richard Henderson <rth@redhat.com>
1900 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1901 __builtin_ia32_vec_init_v2si.
1902 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1903 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1904 (ix86_init_mmx_sse_builtins): Create it.
1905 (ix86_expand_builtin): Expand it.
1906 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1907 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1908 (vec_extractv2si_0, vec_extractv2si_1): New.
1910 2005-01-20 Richard Henderson <rth@redhat.com>
1913 * config/i386/i386.c (ix86_expand_push): New.
1914 * config/i386/mmx.md (push<MMXMODE>1): New.
1915 * config/i386/sse.md (push<SSEMODE>1): New.
1916 * config/i386/i386-protos.h: Update.
1918 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1920 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1923 2005-01-20 Richard Henderson <rth@redhat.com>
1925 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1926 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1928 2005-01-19 Richard Henderson <rth@redhat.com>
1931 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1932 to V4SFmode in SSE1 fallback load path.
1934 2005-01-19 Richard Henderson <rth@redhat.com>
1936 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1937 in QImode expansion to ix86_expand_vector_set.
1938 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1940 2005-01-19 Richard Henderson <rth@redhat.com>
1943 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1944 subclass of the input class.
1945 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1946 Always true for cross-SSE1 classes. Rationalize conditionals.
1947 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1948 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1949 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1950 (movdi_2): Add MMX/SSE zeros.
1951 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1952 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1953 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1954 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1955 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1956 (zero_extendsidi2_rex64_1): Remove.
1957 (MOV0 peephole): Check GENERAL_REG_P.
1959 2005-01-19 Richard Henderson <rth@redhat.com>
1962 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1964 (ix86_expand_vector_extract): Likewise.
1966 2005-01-19 Richard Henderson <rth@redhat.com>
1969 * expr.c (emit_move_change_mode): New argument force; use
1970 simplify_gen_subreg if true.
1971 (emit_move_via_alt_mode): Merge into ...
1972 (emit_move_via_integer): ... here.
1973 (emit_move_ccmode): Use emit_move_change_mode directly.
1975 2005-01-19 Richard Henderson <rth@redhat.com>
1978 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1979 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1980 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1982 (alpha_emit_set_const): Likewise. Make static.
1983 (alpha_emit_set_long_const): Make static.
1984 (alpha_extract_integer): Split out from alpha_expand_mov.
1985 (alpha_split_const_mov): Likewise.
1986 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1987 (alpha_legitimate_constant_p): New.
1988 * config/alpha/alpha-protos.h: Update.
1989 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1990 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1991 * config/alpha/alpha.md (movsi): Add n alternative.
1992 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1993 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1994 (splitters for all of the above): Use alpha_split_const_mov.
1995 * config/alpha/predicates.md (non_add_const_operand): New.
1996 (non_zero_const_operand): New.
1997 (input_operand): Use alpha_legitimate_constant_p after reload.
1999 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2001 PR tree-optimization/19038
2002 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2003 (add_candidate): Add ivs with increment in latch only if
2004 allow_ip_end_pos_p is true.
2005 (determine_iv_cost): Use empty_block_p.
2007 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2009 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2010 (compute_dominance_frontiers): Ditto.
2012 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2015 * config/sh/t-rtems: New.
2016 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2018 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2020 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2021 the offset of the selected field.
2023 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2025 * tree-cfg.c (remove_forwarder_block): Fix the check to
2026 prevent a nonlocal label from appearing in the middle of a
2029 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2031 PR rtl-optimization/19462
2032 * reorg.c (find_end_label): Create return insn only if
2033 current_function_epilogue_delay_list is empty.
2035 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2037 * doc/passes.texi: Remove paragraph mentioning new-ra.
2039 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2041 PR rtl-optimization/15139
2042 * combine.c: Include params.h.
2043 (count_rtxs): New function.
2044 (record_value_for_reg): If replace_rtx would replace at least
2045 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2046 (clobber (const_int 0)) instead of TEM.
2047 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2048 * params.h (MAX_LAST_VALUE_RTL): New.
2049 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2050 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2053 * c-typeck.c (digest_init): Only call build_vector if all constructor
2054 elements are *_CST nodes.
2055 * gimplify.c (gimplify_init_constructor): Likewise.
2058 * c-typeck.c (digest_init): Only call build_vector if inside_init
2061 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2063 * toplev.c (init_asm_output): Remove dead #ifdef.
2065 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2067 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2069 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2071 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2072 accessing DECL_FUNCTION_CODE.
2073 * dojump.c (do_jump): Likewise.
2074 * gimplify.c (gimplify_call_expr): Likewise.
2075 * predict.c (expr_expected_value): Likewise.
2076 (strip_builtin_expect): Likewise.
2077 * tree-inline.c (estimate_num_insns_1): Likewise.
2078 * tree-ssa-loop-im.c (stmt_cost): Likewise
2079 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2080 (tree_expr_nonnegative_p): Likewise.
2082 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2084 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2085 variant of the load_pcrel_sym pattern.
2086 * config/sparc/sparc.md (P macro): Move to the top.
2087 (load_pcrel_sym): Macroize using P.
2088 (save_register_window): Likewise.
2090 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2092 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2095 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2098 * c-typeck.c (build_asm_expr): Strip nops off
2099 input memory operands.
2101 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2103 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2104 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2105 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2106 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2108 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2111 * config/i386/i386.c (override_options): If the 80387 is disabled,
2112 then do not return FP values using FP registers.
2114 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2116 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2117 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2118 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2119 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2120 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2121 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2122 output.h, postreload-gcse.c, postreload.c, recog.c,
2123 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2124 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2125 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2126 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2127 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2128 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2129 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2130 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2132 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2133 config/alpha/alpha.c, config/arm/vfp.md,
2134 config/i386/emmintrin.h, config/i386/i386-modes.def,
2135 config/i386/i386-protos.h, config/i386/i386.h,
2136 config/i386/pmmintrin.h, config/i386/ppro.md,
2137 config/i386/predicates.md, config/i386/xmmintrin.h,
2138 config/i860/i860.c, config/ia64/ia64-modes.def,
2139 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2140 config/ia64/ia64.md, config/ia64/itanium1.md,
2141 config/ia64/itanium2.md, config/ia64/predicates.md,
2142 config/iq2000/iq2000.h, config/mips/linux64.h,
2143 config/rs6000/aix41.h, config/rs6000/aix43.h,
2144 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2145 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2146 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2147 config/sparc/linux64.h, config/sparc/litecoff.h,
2148 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2149 config/sparc/sparc.h, config/sparc/sparc.md,
2150 config/sparc/sysv4-only.h: Update copyright.
2152 2005-01-18 Richard Henderson <rth@redhat.com>
2155 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2157 2005-01-18 Marc Espie <espie@openbsd.org>
2158 * config/i386/openbsdelf.h: Typo.
2160 2005-01-18 Richard Henderson <rth@redhat.com>
2162 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2163 special case for sse.
2164 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2166 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2168 * tree-inline.c (estimate_num_insns_1): Added cases for
2169 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2171 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2173 PR rtl-optimization/19296
2174 * combine.c (simplify_comparison): Rewrite the condition under
2175 which a non-paradoxical SUBREG of a PLUS can be lifted when
2176 compared against a constant.
2178 2005-01-18 Andi Kleen <ak@muc.de>
2180 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2181 * c.opt (-Wpointer-sign): Add.
2182 * doc/invoke.texi: (-Wpointer-sign): Add.
2184 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2186 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2187 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2188 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2189 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2190 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2191 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2192 for TARGET_MIX_SSE_I387.
2193 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2194 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2195 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2196 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2197 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2198 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2199 TARGET_MIX_SSE_I387.
2200 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2203 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2206 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2207 Add movaps alternative for xmm reg->reg move.
2209 2005-01-17 Jeff Law <law@redhat.com>
2211 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2212 at the end of the main DOM loop rather than just before DOM exits.
2214 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2216 PR tree-optimization/19121
2217 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2218 adding aliases to a name tag, also add them to the pointer's
2220 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2221 sensitive alias info at all. Only check that the two pointers
2222 have compatible pointed-to sets.
2223 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2224 a pointer's type tag is a superset of the alias set of the
2227 2005-01-17 James E Wilson <wilson@specifixinc.com>
2230 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2231 comment to document why.
2233 2005-01-17 Richard Henderson <rth@redhat.com>
2235 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2236 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2237 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2238 sse2_vmsminv2df3_finite): New.
2239 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2240 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2241 Force op1 into register.
2243 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2245 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2246 bubblestrap from always rebuilding build directory.
2248 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2250 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2251 ("*cmpmem_short"): Likewise.
2253 2005-01-17 Steven Bosscher <stevenb@suse.de>
2255 * basic-block.h: Document BB_* flags.
2256 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2257 use an sbitmap instead.
2258 * sched-rgn.c (compute_trg_info): Likewise.
2260 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2262 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2263 redundant target_cpu_default and extra_parts lines. Use the default
2265 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2266 (SUBTARGET_EXTRA_SPECS): Delete.
2267 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2268 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2269 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2270 and "n32" for -mabi=n32.
2272 2005-01-17 Ian Lance Taylor <ian@airs.com>
2275 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2276 fold constant variables into initial values.
2278 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2280 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2282 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2283 through the statements backward.
2285 2005-01-17 Ian Lance Taylor <ian@airs.com>
2287 PR middle-end/13127:
2288 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2289 a variable set to the return value of the inlined function.
2291 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2293 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2294 when modes are tieable.
2296 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2298 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2299 of pthread_create to find out if threads are enabled.
2300 * gthr-posix95.h (__gthread_active_p): Likewise.
2302 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2304 * common.opt (-fnew-ra): Remove.
2306 * toplev.h (flag_new_regalloc): Remove.
2307 * Makefile.in (ra*.*): Don't mention.
2308 * passes.c (rest_of_handle_new_regalloc): Remove.
2309 (rest_of_handle_combine, rest_of_compilation): Always consider
2310 flag_new_regalloc as false.
2311 * doc/invoke.texi: Don't document -fnew-ra.
2313 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2315 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2316 last parameter to reg_scan.
2317 * loop.c (loop_optimize): Likewise.
2318 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2319 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2320 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2321 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2322 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2323 * regclass.c (reg_scan): Likewise, for the declaration.
2324 * rtl.h (reg_scan): Likewise, for the prototype.
2326 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2328 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2329 mark_dfs_back_edges.
2331 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2333 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2334 (compute_avail): Uses don't go in tmp_gen.
2336 2005-01-16 Steven Bosscher <stevenb@suse.de>
2338 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2339 loop to look for a free slot in a page entry.
2341 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2344 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2345 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2346 just before targetm.asm_out.file_end.
2347 * tree.h (process_pending_assemble_output_defs): Declare.
2348 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2350 (assemble_alias): Defer generation of assembly code for defines when
2351 TARGET_DEFERRED_OUTPUT_DEFS is true.
2352 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2353 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2354 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2356 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2359 * pa.c (pa_scalar_mode_supported_p): New function.
2360 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2361 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2363 * pa-protos.h (prefetch_operand): Delete.
2364 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2365 * pa.c (prefetch_operand): Delete.
2366 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2367 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2368 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2369 and prefetch_nocc_operand.
2370 * pa.md (prefetch): Rework to avoid reload problems handling short
2371 displacements when a cache control completer needs to be provided.
2372 (prefetch_32, prefetch_64): Delete.
2373 (prefetch_cc, prefetch_nocc): New patterns.
2375 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2377 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2379 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2382 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2383 exceeds maximum alignment for global common data.
2384 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2385 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2387 2004-01-15 Roger Sayle <roger@eyesopen.com>
2389 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2391 2004-01-15 Roger Sayle <roger@eyesopen.com>
2393 * harg-reg-set.h (reg_class_names): Prototype global array.
2394 * regclass.c (reg_class_names): Declare here and initialize to
2396 (dump_regclass): Remove local declaration of reg_class_names.
2397 (regclass): Likewise.
2398 * cfg.c (dump_flow_info): Likewise.
2399 * ra-debug.c (reg_class_names): Likewise.
2400 * regrename.c (reg_class_names): Likewise.
2401 * reload.c (reg_class_names): Likewise.
2402 * reload1.c (spill_failure): Likewise.
2403 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2405 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2407 * config/s390/s390.md ("reload_outti"): Remove predicate for
2408 output operand. Abort if operand is not a MEM.
2409 ("reload_outdi", "reload_outdf"): Likewise.
2411 2005-01-15 Marc Espie <espie@openbsd.org>
2413 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2414 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2415 * config/openbsd.h: Fix C++ includes for native configurations.
2416 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2417 Add trampoline support.
2418 * config/i386/openbsdelf.h: New.
2420 2005-01-15 Marc Espie <espie@openbsd.org>
2422 * collect2.c (main): Explicitly parse -dynamic-linker option.
2424 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2426 PR tree-optimization/19060
2427 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2428 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2429 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2430 and handle extract_range_from_cond returning false.
2431 * fold-const.c (fold): Optimize comparisons with min/max even for
2432 width > HOST_BITS_PER_WIDE_INT.
2434 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2436 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2437 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2438 Remove little endian multilib variants.
2439 Add mips32 multilib variant.
2441 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2443 * explow.c (copy_all_reg, stabilize): Remove.
2444 * expr.h: Remove the corresponding prototypes.
2446 * rtlanal.c (regs_set_between_p): Remove.
2447 * rtl.h: Remove the corresponding prototype.
2449 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2451 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2452 to rs6000_nonimmediate_operand.
2453 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2454 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2455 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2456 rs6000_nonimmediate_operand.
2457 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2458 rs6000_nonimmediate_operand.
2460 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2462 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2464 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2466 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2468 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2469 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2471 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2472 (rs6k_nonimmediate_operand): New.
2473 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2475 (legitimate_lo_sum_address_p): Same.
2476 (rs6000_legitimize_address): Same.
2477 (rs6000_legitimize_reload_address): Same.
2478 (rs6000_legitimate_address): Same.
2479 (spe_build_register_parallel): Pass DF and DC modes in a DI
2482 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2483 to rs6k_nonimmediate_operand.
2485 * config/rs6000/spe.md ("*frob_df_di"): New.
2486 ("*frob_di_df"): New.
2487 ("*frob_di_df_2"): New.
2488 ("*mov_sidf_e500_subreg0"): New.
2489 ("*mov_sidf_e500_subreg4"): New.
2490 ("*movdf_e500_double"): Change predicate to
2491 rs6k_nonimmediate_operand.
2493 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2495 * postreload.c (move2add_note_store): Only call
2496 trunc_int_for_mode on scalar integers.
2498 2005-01-14 Steven Bosscher <stevenb@suse.de>
2500 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2501 replace BB_VISITED uses.
2502 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2503 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2504 (tree_dce_done): Free visited_control_parents.
2505 (perform_tree_ssa_dce): Allocate and clear it.
2506 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2507 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2508 instead of BB_VISITED.
2510 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2512 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2513 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2514 Remove unused prototypes.
2516 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2518 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2519 64-bit register usage.
2520 (spe_func_has_64bit_regs_p): Add FIXME note.
2522 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2524 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2525 flag_finite_math_only with flag_unsafe_math_optimizations.
2527 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2529 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2531 (__tpf_eh_return): Copy TPF private stack area from the module
2532 boundary stack frame. Add check for when module addresses are
2533 equal, but no stub address is found.
2535 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2538 * arm.h (struct machine_function): Add call_via field.
2539 (thumb_call_via_label): Declare.
2540 * arm.c (thumb_call_via_label): New variable.
2541 (thumb_call_reg_needed): New variable.
2542 (arm_output_function_epilogue): For Thumb code, output any per-function
2543 call-indirect trampolines.
2544 (thumb_call_via_reg): New function.
2545 (arm_file_end): New function.
2546 (TARGET_ASM_FILE_END): Call arm_file_end.
2547 (aof_file_end): Likewise.
2548 * arm-protos.h (thumb_call_via_reg): Declare.
2549 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2550 thumb_call_via_reg in normal case.
2552 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2555 PR rtl-optimization/19348
2556 * recog.c (peephole2_optimize): Do global life update if some peephole
2557 decides it doesn't need at least one of its inputs and that change
2558 influences liveness at the start of the basic block.
2560 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2561 arguments instead of 1.
2563 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2566 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2567 zero for nested functions needing a static chain or functions
2568 with a non-constant address.
2570 2005-01-13 Roger Sayle <roger@eyesopen.com>
2572 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2573 (and (sign_extend X) C) into (zero_extend (and X C)).
2575 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2577 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2579 2005-01-13 Richard Henderson <rth@redhat.com>
2584 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2585 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2586 not just TARGET_SSE.
2587 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2588 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2589 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2590 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2591 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2592 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2593 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2594 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2595 (movdicc_c_rex64): Rename with '*'.
2596 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2597 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2598 (movsfcc_1_387): Rename from movsfcc_1.
2599 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2600 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2601 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2602 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2603 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2604 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2605 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2606 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2607 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2608 sse_movdfcc_const0_4): Remove.
2609 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2610 recognize min/max early. Update for changed sse cmove patterns.
2611 (ix86_split_sse_movcc): New.
2612 * config/i386/i386-protos.h: Update.
2614 2005-01-13 Steven Bosscher <stevenb@suse.de>
2616 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2617 (fix_stmt_v_may_defs): Likewise.
2619 2005-01-13 Richard Henderson <rth@redhat.com>
2621 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2622 for converting the mask.
2624 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2626 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2629 2005-01-13 Richard Henderson <rth@redhat.com>
2631 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2632 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2633 IX86_BUILTIN_MOVDQ2Q): Remove.
2634 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2635 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2636 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2638 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2639 (sse2_pextrw): Fix immediate constraint.
2640 (sse2_loadq, sse2_loadq_rex64): Remove.
2641 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2642 Use __builtin_ia32_vec_ext_<size>.
2643 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2645 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2647 * function.c (assign_parm_setup_block): Look inside original
2648 entry_parm when inspecting PARALLEL.
2650 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2651 Joel Sherrill <joel@oarcorp.com>
2654 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2655 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2656 rtems_gxx_recursive_mutex_init.
2657 (__gthread_recursive_mutex_lock): New function.
2658 (__gthread_recursive_mutex_trylock): Likewise.
2659 (__gthread_recursive_mutex_unlock): Likewise.
2661 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2663 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2665 2005-01-13 Jan Beulich <jbeulich@novell.com>
2667 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2668 (ashrti3_internal): Indicate output is early clobber. Generate result
2669 into output rather than first input. Use move for low word of output
2670 if shift count is exactly 64.
2671 (lshrti3_internal): Likewise.
2673 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2677 * reload1.c (delete_output_reload): Don't delete an output reload
2678 if the pseudo lives longer than a single basic block. Adjust and
2679 improve wording of comment.
2681 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2684 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2685 of TYPE_SIZE where we mean the number of bytes.
2687 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2689 * function.c (assign_parm_setup_block): Relax condition on
2690 multi-register optimization.
2692 2005-01-12 Nick Clifton <nickc@redhat.com>
2694 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2695 an "in_delay_slot" attribute of "no" to prevent them being used in
2696 delay slots. This is forbidden because they might generate
2699 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2702 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2705 2005-01-12 Nick Clifton <nickc@redhat.com>
2707 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2708 passed on to GAS) but do not define, as GAS no longer supports or
2709 needs the -m2000 option.
2711 2005-01-11 Roger Sayle <roger@eyesopen.com>
2713 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2714 type as args of unprototyped builtins aren't automatically promoted.
2715 (fold_builtin_abs): Likewise.
2717 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2719 * Makefile.in: Set a `build-warn' variable.
2721 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2723 PR tree-optimization/17949
2724 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2725 (find_interesting_uses_address): Use it.
2727 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2729 * regrename.c (kill_value): Handle subreg's that won't simplify.
2731 2005-01-11 Richard Henderson <rth@redhat.com>
2734 * config/i386/i386.h (enum ix86_builtins): Move ...
2735 * config/i386/i386.c: ... here.
2736 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2737 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2738 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2739 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2740 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2741 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2742 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2743 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2744 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2745 IX86_BUILTIN_LOADDDUP): Remove.
2746 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2747 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2748 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2749 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2750 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2751 (ix86_init_builtins): Make static.
2752 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2753 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2754 if all the modes match. Otherwise, fake it.
2755 (get_element_number, ix86_expand_vec_init_builtin,
2756 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2757 (ix86_expand_builtin): Make static. Update for changed builtins.
2758 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2759 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2760 (ix86_expand_vector_init_duplicate): New.
2761 (ix86_expand_vector_init_low_nonzero): New.
2762 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2763 Split out from ix86_expand_vector_init; handle integer modes.
2764 (ix86_expand_vector_init): Use them.
2765 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2766 * config/i386/i386-protos.h: Update.
2767 * config/i386/predicates.md (reg_or_0_operand): New.
2768 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2769 (movv2sf_internal): Likewise. And a splitter to match them all.
2770 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2771 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2772 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2773 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2774 (mmx_pinsrw): Fix operand ordering.
2775 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2776 rather than sse_loadss expander.
2777 (movv2df splitter): Similarly.
2778 (sse_loadss, sse_loadlss): Remove.
2779 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2780 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2781 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2782 (sse3_movddup): Rename with '*'.
2783 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2784 (sse2_loadsd): Remove.
2785 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2786 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2787 (sse2_pinsrw): Fix argument ordering.
2788 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2789 (sse2_stored): Remove 'r' destination.
2790 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2791 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2792 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2793 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2794 vec_extractv16qi, vec_initv16qi): New.
2796 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2797 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2798 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2800 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2801 (_mm_load_si128, _mm_store_si128): Likewise.
2802 (_mm_load1_pd): Use _mm_set1_pd.
2803 (_mm_load_sd): Use _mm_set_sd.
2804 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2805 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2806 (_mm_set_epi64): Use _mm_set_epi64x.
2807 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2808 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2809 _mm_setr_epi8): Use _mm_set_foo form.
2810 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2811 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2812 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2813 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2814 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2815 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2816 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2817 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2818 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2819 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2820 (_mm_movedup_pd): Use _mm_shuffle_pd.
2821 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2822 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2823 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2824 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2826 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2827 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2828 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2829 (_mm_store_ps): Use raw dereference.
2830 (_mm_store1_ps): Use _mm_storeu_ps.
2831 (_mm_storer_ps): Use _mm_store_ps.
2832 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2833 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2835 2005-01-11 Stan Shebs <shebs@apple.com>
2837 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2838 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2840 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2843 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2844 Skip all DECLs except for FIELD_DECLs.
2846 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2848 * config/s390/s390.c (override_options): Return error if
2849 -mbackchain, -mpacked-stack and -mhard-float are used together.
2850 (s390_va_start): Remove the backchain && packed-stack special case.
2851 (s390_gimplify_va_arg): Likewise.
2852 * doc/invoke.texi: Remove the ABI incompatibility note.
2854 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2856 * config/s390/s390.c (struct s390_frame_layout): Remove
2858 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2859 save_backchain_p with TARGET_BACKCHAIN.
2861 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2864 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2865 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2866 * function.c (locate_and_pad_parm): Set new field.
2867 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2868 Tweak where_pad test to include "none". Always set mem align for
2870 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2871 not sufficient for type.
2872 (assign_parm_setup_block): If stack_parm is zero on entry, always
2873 make a new stack local. Block move old stack parm if necessary
2874 to new aligned stack local.
2875 (assign_parm_setup_stack): Use a block move to handle
2876 potentially misaligned entry_parm.
2877 (assign_parms_unsplit_complex): Specify required alignment when
2878 creating stack local.
2879 * calls.c (compute_argument_addresses): Override alignment of stack
2880 arg calculated from its type with the alignment given by
2881 FUNCTION_ARG_BOUNDARY.
2882 (store_one_arg): Likewise.
2884 2005-01-11 Jan Beulich <jbeulich@novell.com>
2886 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2887 Change respective itanium_class attribute to ialu.
2888 (shladdp4_internal): New.
2889 * config/ia64/predicates.md (shladd_log2_operand): New.
2891 2005-01-11 Richard Henderson <rth@redhat.com>
2893 * expr.c (store_constructor): Use rtvec_alloc instead of
2894 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2896 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2898 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2900 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2902 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2903 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2904 (TARGET_RWRELOC): Define.
2905 (ia64_rwreloc_section_type_flags): Delete.
2906 (ia64_section_type_flags): New function.
2907 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2908 (TARGET_RWRELOC): Define.
2910 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2913 * config/ia64/ia64.c (process_set): For alloc insn, only call
2914 process_epilogue is !frame_pointer_needed.
2916 2005-01-10 Roger Sayle <roger@eyesopen.com>
2919 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2920 unary operator and can't be treated as a binary/comparison operator.
2922 2005-01-10 Richard Henderson <rth@redhat.com>
2924 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2925 (ix86_return_in_memory): Likewise.
2926 (function_arg_advance): Likewise. Mirror structure in function_arg
2927 for choosing register to advance.
2929 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2931 * tree-vectorizer.c, tree.def: Fix comment typos.
2933 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2935 * config/s390/s390.c (struct processor_costs): 4 new fields:
2936 ddbr, ddr, debr, der.
2937 (s390_rtx_costs): More precise handling of divide instructions.
2939 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2941 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2943 2005-01-10 Jan Beulich <jbeulich@novell.com>
2945 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2946 names resulting from -ffunction-sections/-fdata-sections and linkonce
2948 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2949 based on the section name. Rearrange the section name comparison logic
2950 slightly so that each section name is compared against at most once.
2952 2005-01-10 Ben Elliston <bje@au.ibm.com>
2954 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2955 targets for which -fPIC reduces limitations on the GOT size.
2957 2005-01-09 Falk Hueffner <falk@debian.org>
2959 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2962 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2965 * collect2.c (main): Set aixrtl_flag for -brtl option.
2966 (resolve_lib_name): Search for .so file extension before .a
2969 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2971 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2972 (vect_analyze_data_refs_alignment): Add dump prints.
2974 2005-01-09 Ira Rosen <irar@il.ibm.com>
2976 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2977 expr_invariant_in_loop_p.
2978 Initialize outputs first thing in the function.
2979 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2980 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2981 (vect_analyze_pointer_ref_access): Check that the initial condition of
2982 the access function is loop invariant.
2984 2005-01-09 Richard Henderson <rth@redhat.com>
2986 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2987 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2988 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2989 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2990 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2991 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2992 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2993 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2994 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2995 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2996 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2997 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2998 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2999 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3000 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3001 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3002 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3003 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3004 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3005 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3006 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3007 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3008 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3010 (mmx_clrdi, pavgusb): Remove.
3011 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3012 with leading sse_ prefix.
3013 * config/i386/sse.md: Receive them.
3014 * config/i386/mmx.md: New file.
3015 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3016 (subrv2sf3): Turn into expander for normal subtraction.
3017 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3018 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3019 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3020 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3021 commutative; use ix86_binary_operator_ok.
3022 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3023 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3024 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3025 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3026 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3027 Macroize from existing patterns; use ix86_binary_operator_ok.
3028 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3029 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3030 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3031 with vec_select+vec_concat.
3032 (mmx_pshufw, mmx_pshufw_1): Likewise.
3033 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3034 (mmx_uavgv4hi3): Model correctly.
3035 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3036 _mm_xor_si64): Remove casts.
3038 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3040 PR tree-optimization/19224
3041 * tree-scalar-evolution.c (get_instantiated_value,
3042 set_instantiated_value): New functions.
3043 (instantiate_parameters_1): Cache the results.
3044 (instantiate_parameters, resolve_mixers): Initialize and free
3047 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3049 * config/i386/i386.md (addhi_4): Correct reference in comment.
3052 2005-01-08 Richard Henderson <rth@redhat.com>
3054 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3055 (_mm_cvtsi128_si64x): Likewise.
3056 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3057 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3058 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3059 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3060 * config/i386/i386-protos.h: Update.
3061 * config/i386/i386.c (print_operand): Add 'H'.
3062 (ix86_fixup_binary_operands): Split out from ...
3063 (ix86_expand_binary_operator): ... here.
3064 (ix86_fixup_binary_operands_no_copy): New.
3065 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3066 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3067 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3068 (safe_vector_operand): Use CONST0_RTX.
3069 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3070 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3071 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3072 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3074 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3075 (IX86_BUILTIN_CMPNGESS): New.
3076 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3077 (attr type): Add sselog1.
3078 (attr unit, attr memory): Handle it.
3079 (movti, movti_internal, movti_rex64): Move near other integer moves.
3080 (movtf, movtf_internal): Move near other fp moves.
3081 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3082 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3083 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3084 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3085 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3086 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3087 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3088 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3089 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3090 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3091 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3092 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3093 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3094 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3095 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3096 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3097 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3098 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3099 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3100 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3101 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3102 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3103 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3104 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3105 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3106 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3107 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3108 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3109 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3110 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3111 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3112 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3113 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3114 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3115 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3116 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3117 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3118 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3119 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3120 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3121 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3122 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3123 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3124 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3126 (SSEPUSH, push<SSEPUSH>): Remove.
3127 (MMXPUSH, push<MMXPUSH>): Remove.
3128 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3129 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3130 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3131 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3132 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3133 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3134 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3135 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3136 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3137 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3138 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3139 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3140 (ppro_sse_log_V4SF): Handle sselog1.
3141 * config/i386/predicates.md (const_0_to_1_operand): New.
3142 (const_0_to_255_mul_8_operand): New.
3143 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3144 (const_2_to_3_operand, const_4_to_7_operand): New.
3145 * config/i386/sse.md: New file.
3146 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3147 (sse_movups): Rename from sse_movups_1.
3148 (sse_loadlss): Rename from sse_loadss_1.
3149 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3151 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3152 (absv4sf2, negv2df, absv2df): New.
3153 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3154 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3155 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3156 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3157 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3158 (sse3_addsubv4sf3): Model correctly.
3159 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3160 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3161 (sse_movhlps): Model with vec_select+vec_concat.
3162 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3163 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3164 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3165 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3166 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3167 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3168 sse2_pshufhw_1): Likewise.
3169 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3170 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3171 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3172 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3173 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3174 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3175 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3176 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3177 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3178 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3179 sminv8hi3): Mark commutative
3180 operands. Use ix86_binary_operator_ok.
3181 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3182 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3183 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3184 sse2_punpcklqdq): Allow operand2 in memory.
3185 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3186 sse2_movsd): Add memory alternatives.
3187 (sse_storelps): Turn expander into an insn; split after reload.
3188 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3189 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3191 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3193 * configure.ac (DWARF-2 debug_line): Use objdump.
3194 * configure: Regenerate.
3196 2005-01-08 Jeff Law <law@redhat.com>
3197 Diego Novillo <dnovillo@redhat.com>
3199 PR tree-optimization/18241
3200 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3201 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3202 statements with volatile operands.
3203 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3204 operands after marking a statement with has_volatile_ops.
3206 2005-01-08 Roger Sayle <roger@eyesopen.com>
3208 * tree.c (int_fits_type_p): Always honor integer constant
3209 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3211 2005-01-08 Roger Sayle <roger@eyesopen.com>
3213 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3214 the latent bug in rtl_delete_block has been resolved.
3216 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3218 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3219 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3221 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3223 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3224 library as @multilib_dir@/$(SHLIB_SONAME).
3226 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3228 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3229 * configure: Regenerate.
3231 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3233 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3236 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3239 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3240 Convert non-word aligned offset address using ld/std into
3243 2005-01-07 Richard Henderson <rth@redhat.com>
3245 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3247 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3249 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3251 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3253 PR tree-optimization/19283
3254 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3255 is not shorter than the original type.
3257 PR rtl-optimization/19012
3258 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3260 PR rtl-optimization/18861
3261 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3262 (FULL_STATE): Define.
3263 (mark_tablejump_edge): New function.
3264 (purge_dead_tablejump_edges): New function.
3265 (find_bb_boundaries): Use it.
3267 PR tree-optimization/18828
3268 * builtins.c (expand_builtin_next_arg): Remove argument and all
3269 the argument checking.
3270 (expand_builtin): Adjust caller.
3271 (expand_builtin_va_start): Likewise. Remove error for too many
3273 (fold_builtin_next_arg): Issue error for too many arguments.
3274 After checking arguments, replace them with magic arguments that
3275 prevent further checking of the args.
3277 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3279 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3281 2005-01-06 Roger Sayle <roger@eyesopen.com>
3284 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3285 and %{.S:...} (and their negative variants) to test whether the
3286 input file is assembler or pre-processed-assembler independent of
3287 the actual filename extension.
3289 2005-01-06 Roger Sayle <roger@eyesopen.com>
3291 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3292 of sign or zero extended values.
3294 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3296 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3297 for IBM long double format correctly.
3299 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3301 Fix PR tree-optimization/18792
3303 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3304 to first_loop_depth, and use loop depth instead of loop number.
3305 (build_classic_dir_vector): Ditto.
3306 (compute_data_dependences_for_loop): Use depth, not loop number.
3307 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3308 number. Pass in loops, instead of loop numbers.
3309 (gather_interchange_stats): Ditto.
3310 (linear_transform_loops): Ditto.
3312 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3315 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3316 biv_fits_mode_p, extension_within_bounds_p): New functions.
3317 (check_ext_dependent_givs): Use them.
3319 2005-01-06 Roger Sayle <roger@eyesopen.com>
3321 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3322 more than one barrier, in which case we should delete them all.
3324 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3326 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3328 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3330 Fix PR middle-end/19286
3332 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3333 output this subprogram, simply ignore this attempt to do it again.
3334 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3335 origin attribute if it's not possible.
3336 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3337 (decls_for_scope): Ditto.
3338 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3339 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3341 2005-01-05 Richard Henderson <rth@redhat.com>
3344 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3345 (bdesc_2arg): Use it.
3346 (ix86_expand_binop_builtin): Force operands into registers
3348 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3349 ix86_expand_sse_compare, ix86_expand_sse_comi,
3350 ix86_expand_builtin): Likewise.
3352 2005-01-05 Richard Henderson <rth@redhat.com>
3354 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3356 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3357 (mulv4hi3): Set itanium_class mmmul.
3358 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3359 (fpack): Rename from fpack_sfsf.
3361 2005-01-05 Richard Henderson <rth@redhat.com>
3364 * reload1.c (do_input_reload): Restrict the optimization deleteing
3365 a previous output reload to RELOAD_FOR_INPUT.
3367 2005-01-05 Steven Bosscher <stevenb@suse.de>
3369 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3370 comment that we fall through after case.
3371 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3372 (distribute_links): Likewise.
3373 * cse.c (cse_insn): Likewise.
3374 * cselib.c (cselib_invalidate_mem): Likewise.
3375 * df.c: Update comments at the top of the file.
3376 (read_modify_subreg_p): Update comments here too.
3377 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3378 * flow.c (mark_set_1): Likewise.
3379 (mark_used_regs): Likewise.
3380 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3381 (canon_list_insert): Likewise.
3382 (mark_set): Likewise.
3383 (try_replace_reg): Likewise.
3384 (store_killed_in_insn): Likewise.
3385 * loop.c (count_one_set): Likewise.
3386 (basic_induction_var): Likewise.
3387 * postreload-gcse.c (find_mem_conflicts): Likewise.
3388 * postreload.c (reload_combine_note_store): Likewise.
3389 (move2add_note_store): Likewise.
3390 * reload.c (find_equiv_reg): Likewise.
3391 (mark_referenced_resources): Likewise.
3392 * rtlanal.c (set_noop_p): Likewise.
3393 (note_stores): Likewise.
3394 (note_uses): Likewise.
3395 * sched-deps.c (sched_analyze_1): Likewise.
3396 * sched-rgn.c (check_live_1): Likewise.
3397 (update_live_1): Likewise.
3398 * config/i860/i860.c: Likewise.
3400 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3402 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3404 * doc/rtl.texi: Update documentation for bit-fields and SET.
3406 2005-01-05 Roger Sayle <roger@eyesopen.com>
3408 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3410 2005-01-05 Jan Hubicka <jh@suse.cz>
3411 Richard Henderson <rth@redhat.com>
3414 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3417 2005-01-05 Richard Henderson <rth@redhat.com>
3420 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3421 (sse_shufps): Change operand 3 to const_int_operand.
3422 (sse2_storelps): Fix typo in template.
3423 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3424 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3425 (ix86_expand_builtin): Likewise.
3427 2005-01-05 Julian Brown <julian@codesourcery.com>
3429 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3430 as aggregates for AAPCS ABIs.
3432 2005-01-05 Stan Shebs <shebs@apple.com>
3434 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3435 Mach-O getters if ppc64.
3436 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3438 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3439 signed four-byte field for global code case.
3440 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3442 2005-01-05 Roger Sayle <roger@eyesopen.com>
3445 * c-common.c: Include real.h.
3446 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3447 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3448 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3449 * Makefile.in (c-common.o): Update dependencies.
3451 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3453 * c-parse.in (asm_string): Add trailing semicolon.
3455 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3457 * c-parse.in (asm_string): New. Don't allow wide strings in
3459 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3460 asm_string instead of STRING.
3462 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3464 * c-typeck.c (constructor_no_implicit): Remove.
3465 (set_designator, process_init_element): Don't check
3466 constructor_no_implicit.
3468 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3469 Kaz Kojima <kkojima@gcc.gnu.org>
3472 * lcm.c (create_pre_exit): New.
3473 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3474 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3476 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3478 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3479 -msoft-float in target_float_switch.
3480 * arm.c (arm_override_options): Fix processing of target_float_switch.
3482 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3484 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3487 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3489 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3490 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3492 2005-01-04 Roger Sayle <roger@eyesopen.com>
3494 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3495 if deleting the then-block allows the test-block to fallthru to the
3498 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3501 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3502 after the full declaration if the are in two different TUs.
3504 2005-01-04 Richard Henderson <rth@redhat.com>
3507 * tree-sra.c (generate_one_element_init): Just
3508 call gimplify_and_add.
3509 (generate_element_init): Record the
3510 new referenced variables and mark them for renaming
3511 and split out to ...
3512 (generate_element_init_1): This.
3513 (scalarize_init): Don't call push_gimplify_context/
3514 pop_gimplify_context.
3516 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3518 * toplev.c (get_src_pwd): Handle failure of getpwd().
3520 2005-01-04 Roger Sayle <roger@eyesopen.com>
3522 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3524 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3525 all the cases handled by it are inverted by invert_truthvalue.
3527 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3529 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3530 (save_register_windowsi): Likewise.
3532 2005-01-04 Richard Henderson <rth@redhat.com>
3534 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3536 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3539 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3540 any simplifications of vector mode comparison operators.
3541 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3543 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3544 Devang Patel <dpatel@apple.com>
3546 PR tree-optimization/18308
3547 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3548 the operands before creating a new expression.
3549 * dojump.c (do_jump): Make drop_through_label available
3550 for all cases. Add expansion of COND_EXPR.
3552 2005-01-04 Ira Rosen <irar@il.ibm.com>
3554 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3555 INTEGER_CST instead of TREE_CONSTANT.
3556 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3557 instead of TREE_CONSTANT.
3558 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3559 instead of TREE_CONSTANT.
3561 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3563 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3565 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3568 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3569 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3571 2005-01-03 Richard Henderson <rth@redhat.com>
3573 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3574 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3575 fold_convert_const_real_from_real): Split out from ...
3576 (fold_convert_const): ... here.
3578 2005-01-03 Richard Henderson <rth@redhat.com>
3581 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3582 (mov<MMXMODEI>_internal): Likewise.
3583 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3584 Add V2SF case; use it for SSE1; don't use TI.
3585 (movdf_integer): Likewise.
3586 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3588 2005-01-03 Ira Rosen <irar@il.ibm.com>
3590 * tree-vectorizer.c (vect_strip_conversions): New function.
3591 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3592 check for binary class.
3594 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3598 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3600 * gimple-low.c (mark_blocks_with_used_vars): New function.
3601 (mark_blocks_with_used_subblocks): Ditto.
3602 (mark_used_blocks): Ditto.
3603 (pass_mark_used_blocks): New pass.
3604 * tree-inline.c: Include debug.h.
3605 (expand_call_inline): Call outlining_inline_function here.
3606 * tree-optimize.c (init_tree_optimization_passes): Add
3607 pass_mark_used_blocks.
3608 * tree-pass.h (pass_mark_used_blocks): New.
3609 * Makefile.in (tree-inline.o): Add debug.h dependency.
3611 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3613 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3614 VAR_DECLs to have weak_import attribute.
3616 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3619 2004-01-03 Steven Bosscher <stevenb@suse.de>
3621 * passes.c (rest_of_compilation): Don't run regmove if only
3622 flag_expensive_optimizations, require flag_regmove instead.
3624 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3626 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3628 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3629 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3630 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3631 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3633 2005-01-03 Richard Henderson <rth@redhat.com>
3635 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3636 (ia64_const_ok_for_letter_p): New.
3637 (ia64_const_double_ok_for_letter_p): New.
3638 (ia64_extra_constraint): New.
3639 (ia64_expand_vecint_compare): New.
3640 (ia64_expand_vcondu_v2si): New.
3641 (ia64_expand_vecint_cmov): New.
3642 (ia64_expand_vecint_minmax): New.
3643 (ia64_print_operand): Add 'v'.
3644 (ia64_preferred_reload_class): New.
3645 (ia64_vector_mode_supported_p): New.
3646 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3647 (PREFERRED_RELOAD_CLASS): Move to function.
3648 (CONST_OK_FOR_LETTER_P): Move to function.
3649 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3650 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3651 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3652 (EXTRA_CONSTRAINT): Move to function.
3653 * config/ia64/ia64.md: Include vect.md.
3654 (itanium_class): Add mmalua.
3656 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3658 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3659 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3661 (const_int_2bit_operand): New.
3662 (fr_reg_or_0_operand): New.
3663 * config/ia64/ia64-modes.def: Add vector modes.
3664 * config/ia64/ia64-protos.h: Update.
3665 * config/ia64/vect.md: New file.
3667 2005-01-03 Richard Henderson <rth@redhat.com>
3669 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3671 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3674 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3676 (log1pdf2): Change mode of operands[0,1] to DFmode.
3678 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3680 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3681 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3682 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3683 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3684 SPARC_RELAXED_ORDERING.
3686 2005-01-03 Richard Henderson <rth@redhat.com>
3687 Uros Bizjak <uros@kss-loka.si>
3690 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3691 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3692 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3694 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3695 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3696 const_pow2_1_to_128_operand): New predicates.
3698 2005-01-02 Greg McGary <greg@mcgary.org>
3700 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3702 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3703 object. [ptr_type]: Remove unused variable.
3704 Remember nearest addressable array-element or record-component
3705 when checking bitfield components. Tolerate empty BIND_EXPR.
3707 2005-01-01 Richard Henderson <rth@redhat.com>
3709 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3710 that don't narrow the value. Fail for other conversions.
3712 2005-01-01 Richard Henderson <rth@redhat.com>
3715 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3716 * c-lang.c (finish_file): Don't do it here.
3717 * objc/objc-act.c (objc_finish_file): Likewise.
3719 * cgraph.c (decl_assembler_name_equal): New.
3720 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3721 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3722 * cgraph.h (struct cgraph_varpool_node): Add next.
3723 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3724 * varasm.c (assemble_alias): Mark the target as needed.
3726 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3729 * function.c (get_arg_pointer_save_area): Use entry_of_function
3730 instead of get_insns.
3732 2005-01-01 Roger Sayle <roger@eyesopen.com>
3733 Andrew Pinski <pinskia@physics.uc.edu>
3734 James E. Wilson <wilson@specifixinc.com>
3736 PR rtl-optimization/12092
3737 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3740 2005-01-01 Roger Sayle <roger@eyesopen.com>
3741 Olivier Hainque <hainque@act-europe.fr>
3743 * tree.c (int_fits_type_p): A narrower type always fits in a
3744 wider one, except for negative values into unsigned types.
3746 2005-01-01 Roger Sayle <roger@eyesopen.com>
3748 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3749 with the original constant rather than require TREE_OVERFLOW.
3751 2005-01-01 Steven Bosscher <stevenb@suse.de>
3754 * c-decl.c (finish_function): If compiling C99, annotate the
3755 compiler generated return with the current file name and line 0.
3756 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3757 the source line is greater than 0.
3758 (remove_bb): Likewise.
3760 See ChangeLog.12 for earlier changes.