1 2005-02-16 Richard Henderson <rth@redhat.com>
4 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7 replace uses with Wtype_MAXp1_F.
8 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
10 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12 and HAVE_TFMODE as appropriate.
13 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
14 (__floatdisf): Likewise.
15 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
18 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
19 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
21 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
24 * arm.c (arm_apply_result_size): New function.
25 * arm.h (APPLY_RESULT_SIZE): Define.
26 * arm-protos.h (arm_apply_result_size): Add prototype.
27 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
29 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
30 (call_value_symbol): Remove predicate for operand 0.
31 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
32 (untyped_call): Rework to correclty return values for any type.
33 (untyped_return): New expand.
34 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
36 2005-02-16 Stan Shebs <shebs@apple.com>
38 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
39 * config/rs6000/t-darwin8: New, for 64-bit multilib.
41 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
43 * doc/install.texi (sparc-sun-solaris2*): Document required
44 configure settings on Solaris 7 and later.
46 2005-02-16 Diego Novillo <dnovillo@redhat.com>
48 PR tree-optimization/19865
49 * tree-optimize.c (init_tree_optimization_passes): Run
50 pass_may_alias after pass_sra.
52 2005-02-16 Richard Henderson <rth@redhat.com>
53 Stuart Hastings <stuart@apple.com>
56 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
57 Do nothing if debug info suppressed for this function.
58 (dbxout_begin_function): Early exit if debug info suppressed for
61 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
64 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
66 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
68 PR tree-optimization/19967
69 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
70 expand_builtin_strchr, expand_builtin_strrchr): Take a new
71 argument TYPE. Adjust calls to fold_builtin_XXX.
72 (expand_builtin, fold_builtin_1): Adjust calls to
74 (fold_builtin_strchr, fold_builtin_strpbrk,
75 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
76 result to a requested type TYPE.
78 2005-02-16 Jakub Jelinek <jakub@redhat.com>
81 * fold-const.c (fold): Don't optimize (T)(x & cst) to
82 (T)x & (T)cst if (T)cst overflows.
83 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
84 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
86 2005-02-15 Jeff Law <law@redhat.com>
88 * gcse.c (blocks_with_calls): New bitmap.
89 (alloc_gcse_mem): Allocate it.
90 (free_gcse_mem): Free it.
91 (clear_modifY_mem_tables): Clear it.
92 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
93 when we encounter CALL_INSNs.
94 (compute_transp, case MEM): Handle blocks with calls separate
95 from blocks without calls. Use bitmap iterators rather than
98 2005-02-15 Peter O'Gorman <peter@pogma.com>
101 * mklibgcc.in (vis_hide): Use a temporary object file, not
104 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
107 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
110 2005-02-15 David Edelsohn <edelsohn@gnu.org>
111 Alan Modra <amodra@bigpond.net.au>
114 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
115 (_xlqsub): Rename to __gcc_qsub.
116 (_xlqmul): Rename to __gcc_qmul.
117 (_xlqdiv): Rename to __gcc_qdiv.
118 Provide versioned symbol aliases with old names.
119 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
120 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
121 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
122 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
123 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
125 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
127 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
128 Fold ~(A - 1) and ~(A + -1) to -A.
130 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
134 * config/host-linux.c (linux_gt_pch_use_address): Copy from
135 config/pa/pa-host.c:pa_gt_pch_use_address.
137 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
139 * tree-vn.c (get_value_handle): Make sure that given an
140 is_gimple_min_invariant expression, we always return it.
142 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
144 * passes.c (rest_of_handle_gcse): Fix a comment.
146 2005-02-15 Jeff Law <law@redhat.com>
148 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
150 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
151 (canon_list_insert, record_last_mem_set_info): Similarly.
152 (clear_modify_mem_tables): Similarly.
154 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
156 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
157 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
158 config/mips/mips.md, config/rs6000/aix.h,
159 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
161 2005-02-15 Richard Henderson <rth@redhat.com>
163 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
164 call to be best_edge.
166 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
168 * basic-block.h: Adjust the prototype for find_basic_blocks.
169 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
170 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
173 * flow.c (recompute_reg_usage): Remove all arguments.
174 * passes.c (rest_of_compilation): Adjust the call to
176 * rtl.h: Adjust the prototype for recompute_reg_usage.
178 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
180 * tree-dump.c (dump_files): Update to reflect new member
182 (dump_register): Add new argument.
184 (dump_switch_p_1): Check against glob name if doglob was passed.
185 (dump_switch_p): Check against regular first, then glob if
186 we didn't have any hits on the dump name.
187 * tree-optimize.c (register_one_dump_file):
188 Pass in glob name as well.
189 * tree-pass.h (struct dump_file_info): Add glob
192 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
194 PR preprocessor/16323
195 * doc/invoke.texi: Document that -Wendif-labels is on by default.
197 2005-02-14 David Edelsohn <edelsohn@gnu.org>
200 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
201 (trunctfdf2_internal1): New.
202 (trunctfdf2_internal2): Renamed from trunctfdf2.
204 2005-02-14 Diego Novillo <dnovillo@redhat.com>
206 PR tree-optimization/19853
207 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
209 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
211 * passes.c (rest_of_handle_loop_optimize): Remove calls to
212 delete_dead_jumptables and cleanup_cfg.
214 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
216 * reload.c (find_reloads): Swap address_reloaded flags when
217 swapping commutative operands.
219 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
221 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
222 Use standard_iv_increment_position for computing the bsi position
224 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
227 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
230 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
231 life range of hard registers.
232 * value-prof.c (insn_prefetch_values_to_profile): Only
235 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
238 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
240 * bitmap.h (bitmap_and_compl_into): Return bool.
241 * bitmap.c (bitmap_and_compl_into): Return changed flag.
243 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
245 PR tree-optimization/19944
246 * fold-const.c (fold): Re-add ABS_EXPR folding.
248 2005-02-13 David Edelsohn <edelsohn@gnu.org>
251 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
252 {TARGET,MASK}_XL_COMPAT.
253 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
255 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
256 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
258 (rs6000_arg_partial_bytes): Same.
259 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
260 and XL compatibility enabled.
261 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
262 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
263 test to final condition.
264 (cmptf_internal2): New.
265 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
266 xl-compat. Add TFmode information to description.
268 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
270 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
272 2005-02-13 Jason Merrill <jason@redhat.com>
274 [reverted temporarily]
276 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
280 * fold-const.c (fold_indirect_ref_1): Split out from...
281 (build_fold_indirect_ref): Here.
282 (fold_indirect_ref): New fn.
283 * tree.h: Declare it.
284 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
285 (gimplify_modify_expr_rhs): Likewise.
286 (gimplify_expr): Likewise.
288 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
290 PR tree-optimization/14303
291 PR tree-optimization/15784
292 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
293 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
294 ABS_EXPR<x> != 0 to x != 0.
296 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
298 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
299 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
300 spelling conventions.
302 * passes.c (rest_of_handle_gcse): Don't run cse_main and
303 delete_trivially_dead_insns too many times.
305 * passes.c (rest_of_handle_gcse): Remove dead assignments to
308 2005-02-12 Ira Rosen <irar@il.ibm.com>
310 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
311 (vect_is_simple_iv_evolution): Remove redundant parameter
313 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
314 without last parameter.
315 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
316 Return pointer step. Call vect_is_simple_iv_evolution without
317 last parameter. Check only that the step is multiple of size
318 type. Remove stmt_vinfo updates.
319 (vect_get_memtag_and_dr): Remove.
320 (vect_get_memtag): New function.
321 (vect_address_analysis): New function.
322 (vect_object_analysis): New function.
323 (vect_analyze_data_refs): Call vect_object_analysis and
324 vect_get_memtag. Update stmt_vinfo fields.
326 2005-02-12 Ira Rosen <irar@il.ibm.com>
328 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
329 exist and are objects. Remove checks for pointer.
330 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
331 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
332 (vect_create_data_ref_ptr): Likewise.
333 (vect_base_addr_differ_p): New function.
334 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
335 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
336 Don't set the DR_BASE_NAME field of data-ref.
337 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
339 2005-02-12 Uros Bizjak <uros@kss-loka.si>
341 * optabs.h (enum optab_index): Add new OTI_ldexp.
342 (ldexp_optab): Define corresponding macro.
343 * optabs.c (init_optabs): Initialize ldexp_optab.
344 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
346 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
348 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
349 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
351 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
352 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
355 2005-02-12 Ira Rosen <irar@il.ibm.com>
357 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
359 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
361 (vect_get_base_and_offset): Always return an address.
362 (vect_create_addr_base_for_vector_ref): Remove treatment for
363 different data reference types.
364 (vect_compute_data_ref_alignment): Rename base to base_address in
365 stmt_vec_info. Get the object in order to force its alignment.
366 (vect_get_memtag_and_dr): Rename base to base_address in
367 stmt_vec_info. Extract the object for memtag analysis.
369 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
372 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
373 changes cc_status, use apply modified_in_p to part of cc_status
374 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
377 2005-02-11 Richard Henderson <rth@redhat.com>
379 * tree-complex.c (expand_complex_libcall): New.
380 (expand_complex_multiplication): Use it for c99 compliance.
381 (expand_complex_division): Likewise.
382 * fold-const.c (fold_complex_add, fold_complex_mult): New.
384 * builtins.c (built_in_names): Remove const.
385 * tree.c (build_common_builtin_nodes): Build complex arithmetic
387 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
388 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
389 (built_in_names): Remove const.
390 * c-common.c (c_common_type_for_mode): Handle complex modes.
391 * flags.h, toplev.c (flag_complex_method): Rename from
392 flag_complex_divide_method.
393 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
394 __mulsc3, __muldc3, __mulxc3, __multc3): New.
395 * libgcc2.h: Declare them.
396 * libgcc-std.ver: Export them.
397 * mklibgcc.in (lib2funcs): Build them.
399 2005-02-11 Steven Bosscher <stevenb@suse.de>
401 PR tree-optimization/19876
402 Partially revert my change from 2005-01-14
403 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
404 (compute_antic): ...and remove the loop here.
406 2005-02-11 Jakub Jelinek <jakub@redhat.com>
409 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
410 is number of inner's bits, avoid creating a BIT_FIELD_REF.
412 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
413 crtend.o if -pie. Use %{x:a;:b} spec syntax.
415 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
417 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
418 offsets for the big-endian 32-bit case.
420 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
422 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
424 2005-02-11 Dale Johannesen <dalej@apple.com>
426 * cselib.c (cselib_process_insn): Clear out regs where
427 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
428 * reload.c (find_equiv_reg): Ditto.
430 2005-02-11 Ian Lance Taylor <ian@airs.com>
432 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
435 * tree.c (build_function_type_list): Work correctly if there are
438 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
440 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
441 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
442 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
443 TARGET_ZARCH instead of TARGET_64BIT.
445 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
447 * config/rs6000/t-rtems:
448 (MULTILIB_OPTIONS): Remove mcpu=602.
449 (MUTLILIB_DIRNAMES): Remove m602.
450 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
451 Let mcpu=602 match mcpu=603.
452 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
454 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
456 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
459 2005-02-10 David Daney <ddaney@avtrex.com>
461 * config/alpha/linux-unwind.h: Add exception clause to copyright.
462 * config/i386/linux-unwind.h: Likewise.
463 * config/ia64/linux-unwind.h: Likewise.
464 * config/mips/linux-unwind.h: Likewise.
465 * config/pa/linux-unwind.h: Likewise.
466 * config/rs6000/linux-unwind.h: Likewise.
467 * config/s390/linux-unwind.h: Likewise.
468 * config/sh/linux-unwind.h: Likewise.
469 * config/sparc/linux-unwind.h: Likewise.
471 2005-02-10 Steven Bosscher <stevenb@suse.de>
473 PR tree-optimization/17549
474 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
475 TER to replace a DEF with its expression if the DEF and the
476 rhs of the expression we replace into have the same root
479 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
481 * config/mips/mips.md: Fix the placement of the match_scratch in the
484 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
486 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
489 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
491 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
492 (strip_offset): Handle addresses.
493 (add_address_candidates): Use strip_offset.
494 (difference_cost): Reflect strip_offset change.
495 (force_var_cost, difference_cost): Strip nops.
497 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
499 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
501 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
502 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
503 config/cris/cris-protos.h, config/cris/cris.c: Update
506 2005-02-10 Jeff Law <law@redhat.com>
508 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
509 (lookup_avail_expr): Similarly.
511 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
513 * builtins.c (fold_builtin_powi): New function.
514 (fold_builtin_1): Call it.
516 2005-02-10 Steven Bosscher <stevenb@suse.de>
518 PR documentation/19309
519 * doc/cpp.texi: The __GNUC__ and related predefined macros
520 are also defined for the "standalone" cpp.
521 Some non-GCC compilers may also define __GNUC__.
523 2005-02-10 Jakub Jelinek <jakub@redhat.com>
526 * c-typeck.c (common_type): New routine. Old common_type renamed
528 (c_common_type): ...this.
529 (build_conditional_expr, build_binary_op): Use c_common_type instead
532 2005-02-10 Steven Bosscher <stevenb@suse.de>
534 * doc/md.texi: Replace @samp{length} with @code{length}.
536 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
538 PR tree-optimization/18687
539 * tree-flow.h (find_loop_niter): Declare.
540 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
541 Try using scev even for loops with more than one exit.
542 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
543 (struct ivopts_data): Added niters field.
544 (struct nfe_cache_elt): New.
545 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
547 (tree_ssa_iv_optimize_init): Initialize niters cache.
548 (determine_number_of_iterations): Removed.
549 (find_induction_variables): Do not call determine_number_of_iterations.
550 Access niters for single exit through niter_for_single_dom_exit.
551 (add_iv_outer_candidates): Access niters for single exit through
552 niter_for_single_dom_exit.
553 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
554 number_of_iterations_cond.
555 (iv_period): New function.
556 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
557 (may_replace_final_value): Take data argument. Use
558 niter_for_single_dom_exit.
559 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
560 (rewrite_use_compare): Pass data to may_eliminate_iv.
561 (rewrite_use_outer): Pass data to may_replace_final_value.
562 (free_loop_data): Clean up the niters cache.
563 (tree_ssa_iv_optimize_finalize): Free the niters cache.
564 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
565 * tree-ssa-loop-niter.c (find_loop_niter): New function.
566 (find_loop_niter_by_eval): Use tree_int_cst_lt.
567 (num_ending_zeros): Moved to tree.c.
568 * tree.h (num_ending_zeros): Declare.
569 * tree.c (num_ending_zeros): Moved from tree.c.
571 2005-02-09 Richard Henderson <rth@redhat.com>
573 * builtins.c (DEF_BUILTIN): Add COND argument.
574 * tree.h (DEF_BUILTIN): Likewise.
575 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
576 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
578 (DEF_BUILTIN_STUB): New.
579 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
580 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
581 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
582 * c-common.c (DEF_BUILTIN): Add COND argument.
583 * tree.c (local_define_builtin): New.
584 (build_common_builtin_nodes): New.
586 2005-02-09 Roger Sayle <roger@eyesopen.com>
588 * fold-const.c (fold_strip_sign_ops): New function to simplify a
589 floating point expression ignoring the sign of the result.
590 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
591 (fold) <MULT_EXPR>: Use it to simplify x*x.
592 * tree.h (fold_strip_sign_ops): Prototype here.
593 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
594 argument. Use fold_strip_sign_ops to simplify the first argument.
595 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
596 first argument when the second argument is an even integer
597 constant, but only with -funsafe_math_optimizations.
598 (fold_builtin_1): Update call to fold_builtin_copysign.
600 2005-02-09 Ian Lance Taylor <ian@airs.com>
603 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
604 just check whether EH_FILTER_FAILURE falls through.
606 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
608 * gcc/haifa-sched.c (schedule_block): Make queued sched group
609 insns return to ready list in the next turn.
611 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
614 * builtins.def: New __builtin_powi[lf].
615 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
616 (expand_builtin_powi): New function.
617 (expand_builtin): Dispatch to expand_builtin_powi.
618 * libgcc2.h: Add prototypes for __builtin_powi[lf].
619 * libgcc2.c: Add __builtin_powi[lf] implementation.
620 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
621 * optabs.h: Add powi_optab.
622 * optabs.c (init_optabs): Initialize powi_optab.
623 * doc/extend.texi: Document __builtin_powi[lf].
625 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
627 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
630 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
633 * fold-const.c (try_move_mult_to_index): Remove redundant
634 type argument. Create ADDR_EXPR with correct type.
635 (fold): Update callers of try_move_mult_to_index. Convert
636 result to the appropriate type.
638 2005-02-09 Roger Sayle <roger@eyesopen.com>
641 * config/avr/avr.c (default_rtx_costs): Delete.
642 (avr_operand_rtx_cost): New function.
643 (avr_rtx_costs): Completely rewrite.
645 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
648 * config/cris/cris.c (in_code): New variable.
649 (cris_output_addr_const): Now a static function, a wrapper for
651 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
652 case from old cris_output_addr_const.
653 (cris_asm_output_label_ref): Similar for LABEL_REF.
654 (cris_output_addr_const_extra): Similar for UNSPEC.
655 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
656 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
657 * config/cris/cris-protos.h (cris_output_addr_const): Remove
659 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
660 (cris_asm_output_label_ref): Declare.
662 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
664 PR preprocessor/19801
665 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
666 filenames that changed when libcpp was moved to the toplevel.
668 2005-02-07 Roger Sayle <roger@eyesopen.com>
670 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
671 zero extensions of BImode operands. Call lowpart_subreg instead
672 of gen_lowpart_common and gen_lowpart_SUBREG.
674 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
677 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
678 * configure.ac: Set cc_for_cross_gnattools.
679 * configure: Regenerate.
681 2005-02-08 Alan Modra <amodra@bigpond.net.au>
684 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
686 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
689 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
692 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
694 * doc/extend.texi: Document deprecated extensions allowing
695 static floating-point members to have initializers and allowing
696 floating-point literals in integral constant expressions.
698 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
700 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
701 config/darwin7.h, config/mips/mips.c,
702 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
705 * cse.c: Update comments.
707 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
710 * builtins.c (fold_builtin_sqrt): Transform
711 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
714 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
715 Dorit Naishlos <dorit@il.ibm.com>
717 * doc/invoke.texi (ftree-vectorizer-verbose): New.
718 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
719 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
721 * tree.h (vect_set_verbosity_level): New extern function declaration
723 * tree-vectorizer.h (verbosity_levels): New enum type.
724 * tree-vectorizer.c (vect_debug_stats): Function removed.
725 (vect_debug_details): Likewise.
726 (vect_verbosity_level): Global variable was defined and initialized.
727 (vect_dump): Global variable definition.
728 (vect_print_dump_info): New function.
729 (vect_set_dump_settings): New function.
730 (vect_set_verbosity_level): New function.
731 (vectorize_loops): Add call to vect_set_dump_settings.
733 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
734 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
735 (slpeel_tree_peel_loop_to_edge): Likewise.
737 (vect_analyze_offset_expr): Call to vect_print_dump_info with
738 appropriate verbosity level instead of call to vect_debug_details
740 (vect_get_base_and_offset):
741 (vect_create_addr_base_for_vector_ref):
742 (get_vectype_for_scalar_type):
743 (vect_create_data_ref_ptr):
745 (vect_get_vec_def_for_operand):
746 (vect_finish_stmt_generation):
747 (vectorizable_assignment):
748 (vectorizable_operation):
749 (vectorizable_store):
751 (vect_transform_stmt):
752 (vect_update_ivs_after_vectorizer):
753 (vect_do_peeling_for_loop_bound):
754 (vect_update_inits_of_drs):
755 (vect_do_peeling_for_alignment):
756 (vect_transform_loop):
757 (vect_is_simple_use):
758 (vect_analyze_operations):
759 (vect_is_simple_iv_evolution):
760 (vect_analyze_scalar_cycles):
761 (vect_analyze_data_ref_dependence):
762 (vect_analyze_data_ref_dependences):
763 (vect_compute_data_ref_alignment):
764 (vect_enhance_data_refs_alignment):
765 (vect_analyze_data_refs_alignment):
766 (vect_analyze_data_ref_access):
767 (vect_analyze_data_ref_accesses):
768 (vect_analyze_pointer_ref_access):
769 (vect_get_memtag_and_dr):
770 (vect_analyze_data_refs):
771 (vect_mark_relevant):
772 (vect_stmt_relevant_p):
773 (vect_mark_stmts_to_be_vectorized):
774 (vect_can_advance_ivs_p):
775 (vect_get_loop_niters):
776 (vect_analyze_loop_form):
778 (vectorize_loops): Likewise.
780 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
781 (vect_update_inits_of_drs):
782 (vect_do_peeling_for_alignment):
783 (vect_transform_loop):
784 (vect_analyze_operations):
785 (vect_analyze_scalar_cycles):
786 (vect_analyze_data_ref_dependences):
787 (vect_analyze_data_refs_alignment):
788 (vect_analyze_data_ref_accesses):
789 (vect_analyze_data_refs):
790 (vect_mark_stmts_to_be_vectorized):
791 (vect_get_loop_niters):
792 (vect_analyze_loop_form):
793 (vect_analyze_loop): Likewise.
794 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
796 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
800 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
801 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
802 either -ffast-math or -funsafe-math-optimizations is in use.
804 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
805 * config/mips/irix-csr.c: New file.
806 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
807 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
808 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
811 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
813 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
814 redundant, incorrect definitions.
816 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
818 ("*tls_indirect_call"): New, reference hard regs directly.
819 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
821 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
823 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
824 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
826 2005-02-06 Roger Sayle <roger@eyesopen.com>
828 PR rtl-optimization/19800
829 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
830 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
833 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
835 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
837 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
840 * doc/invoke.texi: Correct documentation of -freorder-functions.
842 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
845 * doc/invoke.texi: Don't mention gccbug.
847 2005-02-06 Roger Sayle <roger@eyesopen.com>
848 Andrew Pinski <pinskia@physics.uc.edu>
849 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
851 * simplify-rtx.c (simplify_relational_operation_1): Simplify
852 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
853 into just (zero_extract:SI FOO (const_int 1) BAR).
855 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
857 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
858 macro locally. Don't give last revision date. Use GCC version
859 number from gcc-common.texi.
860 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
861 revision date. Use GCC version number from gcc-common.texi.
862 Describe being a library as current state rather than as 3.x
864 * doc/gcc.texi: Remove last update date.
865 * doc/gccint.texi: Likewise. Update copyright dates.
866 * doc/install.texi: Update copyright dates.
868 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
871 * doc/invoke.texi: Mention for each option included in -Wall that
872 it is included in -Wall.
873 * doc/gcc.texi: Update copyright and last modification date.
875 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
877 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
878 unnecessary cast to original induction variable increments.
880 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
882 PR tree-optimization/18219
883 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
886 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
888 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
889 Set bitpos and offset later in the function. Do nothing if the
890 target is a register and if the bitfield lies completely outside
892 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
893 here. Return an uninitialised register if the source value is stored
894 in a register and the bitfield lies completely outside that register.
896 2005-02-06 Steven Bosscher <stevenb@suse.de>
898 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
901 2005-02-06 Marcin Dalecki <martin@dalecki.de>
903 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
905 2005-02-06 Geoffrey Keating <geoffk@apple.com>
907 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
908 * config/darwin8.h: New.
909 * config/darwin7.h: Update comment.
911 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
912 Dorit Naishlos <dorit@il.ibm.com>
914 * tree-vectorizer.h (LOC): New type.
915 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
916 (loop_line_number): New field in struct _loop_vec_info.
917 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
919 * tree-vectorizer.c (input.h): Included.
920 (find_loop_location): New function.
921 (vect_debug_stats): Argument changed from loop to LOC. Computation of
922 loop line number removed.
923 (vect_debug_details): Likewise.
924 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
926 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
927 call to vect_debug_details/stats changed from loop to loop_loc.
928 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
929 (slpeel_tree_peel_loop_to_edge): Likewise.
931 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
932 changed from NULL to UNKNOWN_LOC.
933 (vect_get_base_and_offset):
934 (vect_create_addr_base_for_vector_ref):
935 (get_vectype_for_scalar_type):
936 (vect_create_data_ref_ptr):
938 (vect_get_vec_def_for_operand):
939 (vect_finish_stmt_generation):
940 (vectorizable_assignment):
941 (vectorizable_operation):
942 (vectorizable_store):
944 (vect_transform_stmt):
945 (vect_update_ivs_after_vectorizer):
946 (vect_do_peeling_for_loop_bound):
947 (vect_do_peeling_for_alignment):
948 (vect_transform_loop):
949 (vect_is_simple_use):
950 (vect_analyze_operations):
951 (vect_is_simple_iv_evolution):
952 (vect_analyze_scalar_cycles):
953 (vect_analyze_data_ref_dependences):
954 (vect_compute_data_ref_alignment):
955 (vect_enhance_data_refs_alignment):
956 (vect_analyze_data_ref_access):
957 (vect_analyze_data_ref_accesses):
958 (vect_analyze_pointer_ref_access):
959 (vect_get_memtag_and_dr):
960 (vect_analyze_data_refs):
961 (vect_mark_relevant):
962 (vect_stmt_relevant_p):
963 (vect_mark_stmts_to_be_vectorized):
964 (vect_can_advance_ivs_p):
965 (vect_get_loop_niters):
967 (vectorize_loops): Likewise.
969 (vectorizable_load): Argument in call to vect_debug_details/stats
970 changed from loop to LOOP_LOC (loop_vinfo).
971 (vect_transform_loop):
972 (vect_analyze_operations):
973 (vect_analyze_scalar_cycles):
974 (vect_analyze_data_ref_dependence):
975 (vect_enhance_data_refs_alignment):
976 (vect_analyze_data_ref_accesses):
977 (vect_analyze_pointer_ref_access):
978 (vect_analyze_data_refs):
979 (vect_analyze_loop): Likewise.
981 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
982 changed from loop to loop_loc.
984 (vect_enhance_data_refs_alignment): Removed unused variable loop.
986 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
987 Dorit Naishlos <dorit@il.ibm.com>
989 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
991 (vect_analyze_data_ref_dependences): Likewise.
993 (vect_is_simple_use): Argument changed from loop structure to
994 loop_vect_info structure.
995 (vect_can_advance_ivs_p): Likewise.
996 (vect_create_index_for_vector_ref): Likewise.
997 (vect_update_ivs_after_vectorizer): Likewise.
998 (new_stmt_vec_info): Likewise.
1000 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1001 changed from loop to loop_vinfo.
1002 (vect_create_data_ref_ptr): First argument in call to
1003 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1004 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1005 was changed from loop to loop_vinfo.
1006 (vectorizable_operation): Likewise.
1007 (vectorizable_store): Likewise.
1008 (vect_mark_stmts_to_be_vectorized): Likewise.
1009 (vect_do_peeling_for_loop_bound): First argument in call to
1010 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1011 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1012 was changed from loop to loop_vinfo.
1013 (vect_analyze_data_ref_dependences): Third argument in call to
1014 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1016 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1017 (vect_create_data_ref_ptr): Likewise.
1018 (vect_init_vector): Likewise.
1019 (vect_get_vec_def_for_operand): Likewise.
1020 (vectorizable_assignment): Likewise.
1021 (vectorizable_operation): Likewise.
1022 (vectorizable_store): Likewise.
1023 (vectorizable_load): Likewise.
1024 (vect_update_ivs_after_vectorizer): Likewise.
1025 (vect_is_simple_use): Likewise.
1026 (vect_analyze_data_ref_dependence): Likewise.
1027 (vect_analyze_pointer_ref_access): Likewise.
1028 (vect_can_advance_ivs_p): Likewise.
1030 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1031 before _stmt_vec_info.
1032 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1033 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1034 (new_stmt_vec_info): Argument changed from loop structure to
1035 loop_vect_info structure
1037 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1038 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1039 (vect_create_addr_base_for_vector_ref): Likewise.
1040 (vect_analyze_pointer_ref_access): Likewise.
1042 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1045 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1046 phi flag if the phi is abnormal.
1048 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1051 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1052 information for the new statement.
1054 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1057 * gcc.c (main): Include the target in -v output.
1059 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1061 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1062 Do not drop the extend if we'd have to add a paradoxical subreg
1063 later. Include optabs.h and insn-codes.h.
1064 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1066 2005-02-02 Roger Sayle <roger@eyesopen.com>
1069 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1070 * fold-const.c (const_binop): Avoid constant folding floating
1071 point operations in modes that use composite representations.
1072 * simplify-rtx.c (simplify_binary_operation): Likewise.
1074 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1076 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1078 (altivec_dstt): Likewise.
1079 (altivec_dstst): Likewise.
1080 (altivec_dststt): Likewise.
1081 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1084 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1086 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1087 EXPR_LOCUS from orig_cond to the new cond_stmt.
1088 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1091 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1093 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1094 standard_iv_increment_position. Remove call to bsi_next
1095 (no need to bump the iterator anymore).
1096 (vect_create_index_for_vector_ref): Call
1097 standard_iv_increment_position. Remove second function argument.
1098 (vect_finish_stmt_generation): Remove call to bsi_next
1099 (no need to bump the iterator anymore).
1100 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1101 to vect_create_index_for_vector_ref.
1103 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1105 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1106 phis are used out of the loop.
1108 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1111 * c-decl.c (undef_nested_function): New variable.
1112 (pop_scope): Diagnose undefined nested functions.
1113 (finish_function): Don't attempt cgraph processing or genericizing
1114 if current top-level function contained an undefined nested
1115 function. Reset undef_nested_function at the end of a top-level
1118 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1120 * tree.c (build_int_cst_type): Take sign of the value into account
1121 when deciding whether sign extend the value.
1123 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1126 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1127 (cpp_options, cc1_options): Change %{std*&ansi} to
1128 %{std*&ansi&trigraphs}.
1130 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1132 * cse.c: Update comments.
1134 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1136 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1137 arguments go on the stack. Do not put complex doubles in odd/even
1140 2005-02-02 Steven Bosscher <stevenb@suse.de>
1142 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1143 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1144 -ftree-pre, and -fthread-jumps.
1146 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1148 PR tree-optimization/19578
1149 * tree-flow.h (modified_noreturn_calls): Declare.
1150 (noreturn_call_p): Declare.
1151 * tree-flow-inline.h (noreturn_call_p): New function.
1152 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1153 * tree-cfg.c (modified_noreturn_calls): New variable.
1154 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1155 that contain a mid-block noreturn call.
1156 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1158 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1160 * df.c (df_def_record_1, df_uses_record): Don't use
1162 * df.h (DF_FOR_REGALLOC): Remove.
1164 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1167 * c-typeck.c (really_start_incremental_init): Reset
1168 constructor_max_index for arrays of incomplete type.
1170 2005-02-02 Jeff Law <law@redhat.com>
1172 * gcse.c (struct reg_set): Store the block index where the register
1173 was set rather than the setting insn.
1174 (record_one_set, compute_transp): Corresponding changes.
1175 (pre_insert_copy_insn): Do not call replace_one_set.
1176 (replace_one_set): Remove.
1178 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1181 * doc/gcov.texi: Fix typo.
1183 2005-02-01 Richard Henderson <rth@redhat.com
1186 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1187 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1189 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1190 * config/i386/i386-protos.h: Update.
1192 2005-02-01 Steven Bosscher <stevenb@suse.de>
1194 PR tree-optimization/19217
1195 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1196 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1197 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1198 that it is walking a PHI node.
1200 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1202 * doc/extend.texi (Nested Functions): Update.
1204 2005-02-01 Richard Henderson <rth@redhat.com>
1207 * optabs.c (expand_copysign_absneg): Export.
1208 * optabs.h (expand_copysign_absneg): Declare.
1209 * config/rs6000/rs6000.md (copysigntf3): New.
1211 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1213 PR tree-optimization/19633
1214 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1215 * tree-ssa-alias.c (init_alias_info): Initialize.
1216 (merge_pointed_to_info): Set.
1217 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1218 (dump_points_to_info_for): Show value of pt_null.
1219 (struct count_ptr_d): Declare.
1220 (find_ptr_dereference): Remove.
1221 (ptr_is_dereferenced_by): Remove.
1222 (count_ptr_derefs): New local function.
1223 (count_uses_and_derefs): New local function.
1224 (compute_points_to_and_addr_escape): Call it. If the number
1225 of dereferences is greater than zero, mark the pointer as
1226 dereferenced. If there are fewer dereferences than uses of
1227 the pointer, the pointer's value escapes.
1229 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1231 PR tree-optimization/19670
1232 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1234 (verify_use): ... set it here, instead.
1236 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1238 * doc/sourcebuild.texi (Test directives): Fix formatting.
1240 * doc/sourcebuild.texi (Test directives): Describe selector
1243 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1245 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1246 specific 64-bit CPUs.
1248 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1251 * arm.c (arm_eliminable_register): New function.
1252 (adjacent_mem_locations): Don't allow eliminable registers. Use
1253 HOST_WIDE_INT for address offsets.
1254 * arm-protos.h (arm_eliminable_register): Add prototype.
1256 2005-02-01 Steven Bosscher <stevenb@suse.de>
1258 PR optimization/15242
1259 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1260 * basic-block.h (duplicate_computed_gotos): Add prototype.
1261 * bb-reorder.c (duplicate_computed_gotos): New function to
1262 duplicate sufficiently small blocks ending in a computed jump.
1263 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1264 if not optimizing for size.
1265 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1266 never do tail merging for blocks ending in a computed jump.
1267 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1269 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1271 Patch from Richard Sandiford <rsandifo@redhat.com>
1272 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1273 from inheriting a subreg equivalence with a non-spill register.
1275 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1277 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1279 * config/frv/frv.c (movcc_fp_destination_operand): New.
1280 (gpr_or_memory_operand): Fix typo in comment.
1281 (gpr_or_memory_operand_with_scratch): New.
1282 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1283 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1284 movcc_fp_destination_operand.
1285 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1286 Legitimize memory addresses using a scratch register.
1288 2005-01-31 Jeff Law <law@redhat.com>
1290 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1291 bitmap a sparse bitmap instead of a simple bitmap.
1292 (mark_def_sites_initialize_block): Corresponding changes.
1293 (ssa_mark_def_sites_initialize_block): Likewise.
1294 (ssa_mark_phi_uses): Likewise.
1295 (mark_def_site, ssa_mark_def_sites): Likewise.
1296 (mark_def_site_blocks): Likewise.
1297 (rewrite_ssa_into_ssa): Likewise.
1299 * tree-ssa-dom.c (record_cond): Pass correct variable type
1300 for last argument to htab_find_slot_with_hash.
1302 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1303 effects when optimizing 0 % X. Do not try to optimize X % 0.
1305 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1307 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1310 2005-02-01 Eric Christopher <echristo@redhat.com>
1312 * config/mips/mips.c (override_options): Warn if -mint64
1314 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1317 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1319 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1321 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1322 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1323 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1324 (cached_regno): Initialize to INVALID_REGNUM.
1325 (cse_reg_info_table_size,
1326 cse_reg_info_table_first_uninitialized,
1327 cse_reg_info_timestamp): New.
1328 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1330 (init_cse_reg_info, get_cse_reg_info_1): New.
1331 (get_cse_reg_info): Cache the last look-up.
1332 (new_basic_block): Update the code to clear mappings from
1333 registers to cse_reg_info entries.
1334 (cse_main): Call init_cse_reg_info.
1336 * cse.c (get_cse_reg_info): Update a comment.
1338 2005-01-31 Steven Bosscher <stevenb@suse.de>
1341 * c-decl.c (start_decl): Do not warn about arrays of elements with
1342 an incomplete type here.
1343 (grokdeclarator): Do it here by making a pedwarn an error.
1344 * c-typeck.c (push_init_level): If there were previous errors with
1345 the constructor type, do not warn about braces for initializers.
1346 (process_init_element): Likewise for excess initializer elements.
1348 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1350 * cse.c (delete_trivially_dead_insn): Don't iterate.
1352 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1354 * config/rs6000/rs6000.md (copysignsf3): New expand.
1355 (copysigndf3): Likewise.
1357 2005-01-31 Steven Bosscher <stevenb@suse.de>
1359 * recog.c (constrain_operands): Only look for earlyclobber operand
1360 conflicts if an '&' constraint was seen.
1362 2005-01-31 Marc Espie <espie@openbsd.org>
1364 * config.gcc: Don't include embedded systems fragment, switches default
1365 debugging format to ELF.
1366 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1367 longer pick it up there.
1369 2005-01-31 Dale Johannesen <dalej@apple.com>
1371 * doc/extend.texi (nested functions): Fix linkage description.
1372 Clarify that static is not allowed.
1374 2005-01-31 Dale Johannesen <dalej@apple.com>
1376 * config/rs6000/darwin.md (movsf_low_di): Make work.
1377 (movdf_low_di): Make work.
1379 2005-01-31 Dale Johannesen <dalej@apple.com>
1381 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1382 Make work for 64 bit.
1384 2005-01-31 Roger Sayle <roger@eyesopen.com>
1385 Dale Johannesen <dalej@apple.com>
1388 * fold-const.c (fold_binary_op_with_conditional_arg):
1389 Make types match original operands, before STRIP_NOPS.
1391 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1393 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1394 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1395 (struct gcc_sigcontext): Delete. Merge contents to..
1396 (struct gcc_ucontext): ..here.
1397 (get_sigcontext): Delete.
1398 (get_regs): New function, like get_sigcontext but return regs ptr.
1399 64-bit version finds regs from r1 to support vdso.
1400 (ppc_linux_aux_vector): New function.
1401 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1404 2005-01-31 Ira Rosen <irar@il.ibm.com>
1406 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1408 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1409 redundant fold. Fix misalignment for MINUS_EXPR.
1410 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1411 (vect_analyze_pointer_ref_access): Likewise.
1412 (vect_get_memtag_and_dr): Likewise.
1414 2005-01-31 Richard Henderson <rth@redhat.com>
1416 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1417 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1418 absnegdf2_i387, absnegxf2_i387): Likewise.
1420 2005-01-31 Richard Henderson <rth@redhat.com>
1423 * optabs.c (expand_copysign_absneg): New.
1424 (expand_copysign_bit): Split out from ...
1425 (expand_copysign): ... here. Use expand_copysign_absneg.
1427 2005-01-30 Roger Sayle <roger@eyesopen.com>
1430 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1431 constant as the second operand and a register as the third.
1433 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1436 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1437 that dllimport'd functions do not use all call-clobbered registers
1440 2005-01-30 Richard Henderson <rth@redhat.com>
1443 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1444 expand_abs_nojump and generalize. Use operand_subword and
1445 emit_no_conflict_block. Support large modes.
1446 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1448 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1449 negation to subtraction.
1450 (expand_copysign): Check that the format has signed zeros.
1451 Use operand_subword and emit_no_conflict_block. Support large modes.
1453 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1455 Fix PR tree-optimization/19624
1457 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1458 * tree-ssa-pre.c: Add cfgloop.h.
1460 (pre_stats): New member, constified.
1461 (inserted_exprs): New static variable.
1462 (NECESSARY): New macro.
1463 (create_expression_by_pieces): Fold the expression, and
1464 mark it as defaulting to not necessary. Also put in
1466 (fully_constant_expression): New function.
1467 (insert_into_preds_of_block): Modify to not insert phis when we
1468 are playing with induction variables.
1469 Push phis onto the inserted_exprs vector, and mark them as not
1470 necessary by default.
1471 (insert_aux): Call fully_constant_expression on eprime.
1472 If all edges produce the same value, mark it constant.
1473 (mark_operand_necessary): New function.
1474 (remove_dead_inserted_code): New function.
1475 (init_pre): Init loop optimizer to get loop info.
1476 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1477 (execute_pre): Commit edge inserts, then remove dead code.
1479 2005-01-30 Richard Henderson <rth@redhat.com>
1481 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1482 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1484 2005-01-30 Richard Henderson <rth@redhat.com>
1487 * config/i386/i386.c (ix86_expand_copysign): New.
1488 (ix86_split_copysign_const): New.
1489 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1490 rearrange op1/nmask operands.
1491 * config/i386/i386-protos.h: Update.
1492 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1493 (copysigndf3): Likewise.
1494 (copysignsf3_const, copysigndf3_const): New.
1495 (copysignsf3_var): Rename from copysignsf3, split out splitter
1496 and fix split predicate for X constraint.
1497 (copysigndf3_var): Similarly.
1499 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1501 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1502 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1503 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1505 2005-01-29 Richard Henderson <rth@redhat.com>
1508 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1509 of # and * in constraints.
1511 2005-01-29 Richard Henderson <rth@redhat.com>
1514 * expr.c (store_field): Don't strip sub-mode cast when the input
1515 data is even smaller.
1517 2005-01-29 Richard Henderson <rth@redhat.com>
1520 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1523 2005-01-29 Richard Henderson <rth@redhat.com>
1525 * combine.c (make_field_assignment): Fix argument order
1528 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1530 PR tree-optimization/15791
1531 * fold-const.c (extract_array_ref): New function.
1532 (fold): Fold comparisons between &a[i] and &a[j] or
1533 semantically equivalent trees.
1535 2005-01-29 Jeff Law <law@redhat.com>
1537 * gcse.c (insert_expr_in_table): Revamp handling of available
1538 and anticipatable occurrence lists to avoid unnecessary list
1540 (insert_set_in_table): Similarly.
1542 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1544 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1546 (c_build_qualified_type): Build qualified array types with
1547 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1548 * c-decl.c (c_make_fname_decl): Build unqualified array type
1549 before qualified type.
1550 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1551 type is qualified, not just if type itself is. Don't apply
1552 qualifiers to array type when declarator is processed. Apply
1553 qualifiers to field type whether or not it is an array type.
1554 Don't handle array types specially for applying qualifiers to
1556 * c-typeck.c (composite_type): Build unqualified element type and
1557 array type when forming composite of array types.
1558 (common_pointer_type, comptypes, comp_target_types,
1559 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1560 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1562 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1563 (args2) in variables a1 and a2.
1565 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1567 * cse.c (n_elements_made, max_elements_made): Remove.
1568 (insert): Don't touch n_elements_made.
1569 (cse_main): Don't touch n_elements_made or max_elements_made.
1571 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1574 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1575 configuration part of dp-bit.c to be lost.
1577 2005-01-28 Roger Sayle <roger@eyesopen.com>
1579 * expmed.c (expand_mult_highpart_optab): When attempting to use
1580 a non-widening multiplication in a wider mode, the operands need
1581 to be converted (zero or sign extended) to that mode.
1583 2005-01-28 Ian Lance Taylor <ian@airs.com>
1587 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1588 through if both operands fall through.
1590 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1592 * cse.c (fold_rtx) <PC>: Don't optimize.
1594 2005-01-28 Jeff Law <law@redhat.com>
1596 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1597 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1599 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1601 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1602 cse_reg_info_used_list_end): Remove.
1603 (cse_reg_info_list, cse_reg_info_list_free): New.
1604 (get_cse_reg_info): When allocating an instance of
1605 cse_reg_info, add it to the beginning of the cse_reg_info_list
1606 list. Remove code to maintain cse_reg_info_used_list.
1607 (new_basic_block): Reset the free list to the beginning of
1610 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1612 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1613 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1614 (frv_expand_mdpackh_builtin): New function.
1615 (frv_expand_builtin): Use it to expand __MDPACKH.
1616 * doc/extend.texi (__MDPACKH): Update documentation.
1618 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1620 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1621 SSE_FLOAT_MODE_P for use_sse computation.
1623 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1626 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1628 2005-01-27 Richard Henderson <rth@redhat.com>
1630 * builtins.c (expand_builtin_copysign): New.
1631 (expand_builtin): Call it.
1632 * genopinit.c (optabs): Add copysign_optab.
1633 * optabs.c (init_optabs): Initialize it.
1634 (expand_copysign): New.
1635 * optabs.h (OTI_copysign, copysign_optab): New.
1636 (expand_copysign): Declare.
1638 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1639 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1641 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1642 (ix86_expand_fp_absneg_operator): ... here.
1643 (ix86_split_copysign): New.
1644 * config/i386/i386-protos.h: Update.
1645 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1646 (copysignsf3, copysigndf3): New.
1648 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1649 (copysignsf3, ncopysignsf3): New.
1650 (copysigndf3, ncopysigndf3): New.
1651 (copysignxf3, ncopysignxf3): New.
1652 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1654 2005-01-27 Arend Bayer <arend.bayer@web.de>
1655 Kazu Hirata <kazu@cs.umass.edu>
1657 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1658 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1659 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1662 2005-01-27 Jeff Law <law@redhat.com>
1664 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1665 definitions of SSA_NAMEs which are not being rewritten.
1666 (rewrite_ssa_into_ssa): Only initialize the current definition
1667 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1668 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1669 SSA_NAMEs before returning.
1671 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1673 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1674 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1675 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1676 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1677 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1679 2005-01-27 Steven Bosscher <stevenb@suse.de>
1682 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1683 higher to -O2 and higher. Likewise for tree PRE.
1684 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1687 2005-01-27 Ian Lance Taylor <ian@airs.com>
1690 * gimple-low.c (try_catch_may_fallthru): New static function.
1691 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1692 * tree-inline.c (expand_call_inline): Don't warn about reaching
1693 the end of a non-void function being inlined if the function uses
1696 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1698 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1701 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1702 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1703 (implicitly_declare): Handle error_mark_node.
1705 2005-01-27 Richard Henderson <rth@redhat.com>
1708 * tree.h (struct tree_decl): Add debug_expr_is_from.
1709 (DECL_DEBUG_EXPR_IS_FROM): New.
1710 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1711 * dwarf2out.c (dwarf2out_var_location): Update to match.
1712 * tree-outof-ssa.c (create_temp): Likewise.
1713 * var-tracking.c (track_expr_p): Likewise.
1714 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1715 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1716 * toplev.c (default_tree_printer): Likewise.
1718 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1720 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1721 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1723 2005-01-27 Steven Bosscher <stevenb@suse.de>
1725 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1726 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1727 ASM_CLOBBERS): Add tree checks.
1729 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1730 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1731 * c-common.def (SWITCH_STMT): Update to match.
1732 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1733 macros instead of SWITCH_EXPR ones.
1734 * c-dump.c (c_dump_tree): Likewise.
1735 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1736 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1738 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1740 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1742 * unwind-dw2.c (execute_stack_op): Add missing cases for
1743 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1745 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1747 * config.gcc (Obsolete configurations): Remove 'dummy', add
1748 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1751 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1753 PR tree-optimization/19633
1754 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1756 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1757 are no call-clobbered variables.
1758 * tree-outof-ssa.c (check_replaceable): Return false for calls
1761 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1763 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1764 even for variables with NULL DECL_INITIAL.
1766 2005-01-26 Stuart Hastings <stuart@apple.com>
1768 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1770 2005-01-26 Richard Henderson <rth@redhat.com>
1773 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1775 * expr.c (store_field): Strip conversions to odd-bit-sized types
1776 if the destination field width matches.
1778 2005-01-26 Richard Henderson <rth@redhat.com>
1780 * c-decl.c, expmed.c, expr.c: Revert last change.
1782 2005-01-26 Richard Henderson <rth@redhat.com>
1785 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1787 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1788 if we don't need the bits above those present in the current mode.
1789 * expr.c (store_field): Strip conversions to odd-bit-sized types
1790 if the destination field width matches.
1792 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1794 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1795 either -ffast-math or -funsafe-math-optimizations is in use.
1797 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1801 * config/avr/avr.c (notice_update_cc): Only set condition code for
1802 ashrqi3 if shift count > 0.
1803 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1804 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1805 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1806 count <= 0 as a no-op, and shift count >= width by copying zero
1807 or sign bit to all bits of the result.
1808 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1809 count, with attribute "length" set to 0 and "cc" set to "none".
1811 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1813 * doc/invoke.texi: Document -mTLS.
1815 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1816 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1817 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1818 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1819 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1820 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1821 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1822 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1824 * configure.ac: Check for a TLS capable gas.
1826 * configure: Regenerate.
1828 2005-01-26 Richard Henderson <rth@redhat.com>
1831 * combine.c (make_field_assignment): Simplify store to zero_extract
1832 from a source with an overlapping mask.
1834 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1836 2004-11-11 Eric Christopher <echristo@redhat.com>
1838 * config/frv/frv.md: Add fr400_integer automaton. Don't
1839 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1842 2005-01-26 Steven Bosscher <stevenb@suse.de>
1845 * cfgbuild.c (make_edges): Do not clear or set
1846 current_function_has_computed_jump.
1847 * function.h (struct function): Remove the has_computed_jump field.
1848 (current_function_has_computed_jump): Do not define.
1849 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1850 in a computed jump. Ignore current_function_has_computed_jump.
1852 2005-01-26 Richard Henderson <rth@redhat.com>
1855 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1856 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1858 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1859 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1860 objects into static storage if they have more than one non-zero value.
1861 * tree.h (categorize_ctor_elements): Update decl.
1863 2005-01-26 Steven Bosscher <stevenb@suse.de>
1866 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1867 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1868 to this function from 2004-07-10.
1869 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1870 the current function for tail call optimizations if the address
1871 of one of it its arguments is taken.
1873 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1875 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1877 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1879 * function.c (expand_function_end): If current_function_calls_alloca,
1880 emit stack restore in a place that is reached when the function falls
1883 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1885 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1886 rule to avoid matching inappropriate suffix rule.
1888 2005-01-26 Jan Hubicka <jh@suse.cz>
1890 PR tree-optimization/19241
1891 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1893 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1895 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1896 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1898 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1899 <sim*>: Always use crt1.o, regardless of N in simN.
1900 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1901 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1902 (CRT_CALL_STATIC_FUNCTION): Remove.
1903 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1904 use crt1.o, regardless of N in simN.
1905 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1906 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1907 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1908 case isystem setting.
1909 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1911 2005-01-25 Ian Lance Taylor <ian@airs.com>
1913 * gimple-low.c (block_may_fallthru): Correct handling of
1914 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1916 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1918 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1919 handlers to match indentation; nested under the mtune=* handler.
1920 Similar for mcpu= and march=.
1922 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1924 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1925 * config/mips/linux64.h (LIB_SPEC): Likewise.
1926 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1927 * config/sh/linux.h (LIB_SPEC): Likewise.
1929 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1931 * config/frv/frv.c (frv_legitimize_tls_address): New.
1932 (TARGET_HAVE_TLS): Define.
1933 (FRV_SYMBOL_REF_TLS_P): Define.
1934 (frv_override_options): Handle new register classes.
1935 (frv_legitimate_address_p): Reject tls addresses.
1936 (frv_legitimize_address): Handle TLS addresses.
1937 (gen_inlined_tls_plt): New.
1939 (frv_legitimize_tls_address): New.
1940 (unspec_got_name): Add TLS entries.
1941 (got12_operand): Add R_FRV_TLSMOFF12 case.
1942 (frv_emit_move): Fixup TLS addresses.
1943 (frv_emit_movsi): Legitimize TLS addresses.
1945 * config/frv/frv.h (MASK_BIG_TLS): New.
1946 (TARGET_BIG_TLS): New.
1947 (HAVE_AS_TLS): Define.
1948 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1949 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1950 (REG_CLASS_NAMES): Same.
1951 (REG_CLASS_CONTENTS): Same.
1952 (CONSTRAINT_LEN): New.
1953 (REG_CLASS_FROM_CONSTRAINT): New.
1954 (PREDICATE_CODES): Add symbolic_operand.
1956 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1957 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1958 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1959 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1960 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1961 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1962 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1963 GR9_REG, GR14_REG, LRREG.
1964 (type): Add load_or_call attribute.
1965 ("load_or_call"): New reservation.
1966 ("call_gettlsoff"): New.
1967 ("tls_indirect_call"): New.
1968 ("tls_load_gottlsoff12"): New.
1969 ("tlsoff_hilo"): New.
1970 ("tls_tlsdesc_ldd"): New.
1971 ("tls_tlsoff_ld"): New.
1974 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1976 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1978 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1979 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1980 * config/frv/frv.c (TLS_BIAS): Define.
1981 (frv_output_dwarf_dtprel): New.
1983 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1985 PR rtl-optimization/19579
1986 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1987 both A and B, see if they don't clobber registers the other expr uses.
1989 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1991 * real.c (do_add): Initialize signalling and canonical members.
1993 * real.c (real_from_integer): Zero out destination.
1995 2005-01-18 Jan Hubicka <jh@suse.cz>
1997 PR tree-optimize/19337
1998 * tree-inline.c (initialize_inlined_parameters): Copy
1999 saved_static_chain_decl only.
2001 2005-01-25 Richard Henderson <rth@redhat.com>
2005 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2006 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2007 80387 enabled, to return a proper subclass. Return the subset that
2008 overlaps with GENERAL_REGS for PLUS.
2009 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2011 2005-01-25 Richard Henderson <rth@redhat.com>
2014 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2016 2005-01-25 Roger Sayle <roger@eyesopen.com>
2018 * expmed.c (choose_multiplier): Change interface to return the
2019 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2020 (expand_divmod): Update calls to choose_multiplier.
2022 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2025 * expmed.c (extract_bit_field): Use adjust_address instead of
2026 gen_lowpart when op0 is a MEM.
2028 2005-01-24 Steven Bosscher <stevenb@suse.de>
2030 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2032 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2034 * config/mips/irix-csr.c: New file.
2035 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2036 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2037 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2040 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2043 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2044 sparc/elf.h, add sparc/sp-elf.h.
2045 (sparc-*-rtems*): Likewise.
2046 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2047 tm-dwarf2.h, add sparc/sp-elf.h.
2048 (sparc86x-*-elf): Likewise.
2049 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2050 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2051 TARGET_OS_CPP_BUILTINS.
2052 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2053 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2055 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2056 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2057 (SWITCH_TAKES_ARG): Likewise.
2058 (LOCAL_LABEL_PREFIX): Likewise.
2059 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2060 (TARGET_N_FORMAT_TYPES): Delete.
2061 (TARGET_FORMAT_TYPES): Likewise.
2062 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2063 * config/sparc/elf.h: Delete.
2064 * config/sparc/sp-elf.h: New file.
2066 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2068 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2069 * tree-flow.h: Remove the corresponding prototype.
2070 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2071 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2073 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2076 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2077 for AIX ABI or ELF -fPIC.
2078 (rs6000_emit_load_toc_table): Don't create toc_section here.
2079 (rs6000_xcoff_file_start): Nor here.
2081 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2083 * sh.c (ra.h): Don't #include.
2084 (hard_regs_intersect_p): New function, resurrected from ra.c.
2086 * sh.c: Fix 1996 Copyright.
2088 2005-01-24 Richard Henderson <rth@redhat.com>
2089 Aldy Hernandez <aldyh@redhat.com>
2091 * regrename.c (note_sets): Handle subregs.
2093 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2096 * genconditions.c (write_header, write_conditions): Elide file if
2099 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2101 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2102 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2105 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2107 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2108 expand_builtin_printf, expand_builtin_fprintf,
2109 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2110 checking against POINTER_TYPE.
2111 (validate_arglist): Handle POINTER_TYPE code by checking
2114 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2116 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2118 (for_each_rtx): Call for_each_rtx_1.
2119 * rtl.h (init_rtlanal): Declare.
2120 * toplev.c (backend_init): Call init_rtlanal.
2122 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2124 * flow.c (propagate_one_insn): Formatting.
2127 * flow.c (libcall_dead_p): Be more conservative if unsure.
2128 If there are any instructions between insn and call, see if they are
2129 all dead before saying the libcall is dead.
2131 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2133 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2134 operand constraint for operand 0.
2136 2005-01-23 Richard Henderson <rth@redhat.com>
2139 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2140 edges leading to join block.
2142 2005-01-23 Roger Sayle <roger@eyesopen.com>
2144 * expmed.c (expand_mult_highpart): Make static. Change type of
2145 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2146 (expand_divmod): Updates calls to expand_mult_highpart by using
2147 gen_int_mode to pass a CONST_INT rtx.
2148 * rtl.h (expand_mult_highpart): Remove prototype.
2150 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2152 * flow.c (regset_bytes, regset_size): Remove.
2154 * cfganal.c: Fix a reference to Harvey's paper.
2156 2005-01-23 Steven Bosscher <stevenb@suse.de>
2158 PR rtl-optimization/19464
2159 * tree-optimize.c (init_tree_optimization_passes): Add one more
2160 copyrename pass just before out-of-ssa.
2162 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2165 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2166 * ggc-none.c (ggc_free): Define.
2168 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2170 * cse.c (max_reg, max_insn_uid): Remove.
2171 (cse_main): Don't access max_reg or max_insn_uid.
2173 * c-common.c (explicit_flag_signed_bitfields,
2174 lang_statement_code_p, lang_expand_function_end): Remove.
2175 * c-common.h: Remove the corresponding declarations.
2176 * c-opts.c (c_common_handle_option): Remove all write access
2177 to explicit_flag_signed_bitfields.
2179 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2180 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2181 * cgraph.h: Remove the corresponding declaration.
2183 * gcse.c (null_pointer_info): Remove.
2185 2005-01-23 Roger Sayle <roger@eyesopen.com>
2186 Eric Botcazou <ebotcazou@libertysurf.fr>
2188 * combine.c (simplify_logical): Only simplify logical expressions
2189 of the form ior(and(x,y),z) by the inverse distributive law if the
2190 result is cheaper than the original.
2192 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2194 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2195 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2196 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2197 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2198 config/freebsd-spec.h, config/arm/arm.h,
2199 config/h8300/h8300.md, config/i386/i386.md,
2200 config/i386/predicates.md, config/i386/sse.md,
2201 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2202 config/vax/vax.md: Fix comment typos. Follow spelling
2205 2005-01-23 Steven Bosscher <stevenb@suse.de>
2207 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2208 tests, instead of `less than'.
2210 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2212 * function.c (assign_parm_setup_block): When creating a new stack slot
2213 for a parameter, get its alignment from the parameter's DECL_ALIGN
2214 rather than the type's TYPE_ALIGN. Make sure that the parameter
2215 is at least word aligned.
2217 2005-01-22 Roger Sayle <roger@eyesopen.com>
2220 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2222 2005-01-22 Richard Henderson <rth@redhat.com>
2225 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2226 in both compare operands.
2227 (movdfcc_1_sse_max): Likewise.
2228 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2229 (movdfcc_1_sse): Likewise.
2230 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2231 scratch register as needed.
2233 2005-01-22 Richard Henderson <rth@redhat.com>
2235 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2237 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2239 2005-01-22 Richard Henderson <rth@redhat.com>
2241 * genopinit.c (optabs): Use smin/smax for floating point too.
2242 * doc/md.texi: Update to match. Clarify that floating point
2243 results are undefined for +0/-0 and NaN.
2244 * doc/rtl.texi: Likewise.
2245 * rtl.def (SMIN, SMAX): Likewise
2246 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2248 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2249 leading 's' to the name.
2250 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2251 smaxxf3, sminxf3): Likewise.
2252 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2255 2005-01-22 Paul Brook <paul@codesourcery.com>
2257 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2259 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2261 * config/s390/s390.c (struct processor_costs): New fields
2262 dlgr, dlr, dr, dsgfr, dsgr.
2263 (z900_cost, z990_cost): Values for new fields.
2264 (s390_rtx_costs): New cases MEM und COMPARE in switch
2265 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2266 DIV, MOD, UDIV, UMOD.
2268 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2270 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2271 into the register being decremented.
2272 ("doloop_si31", "doloop_di"): Likewise.
2273 ("*doloop_si_long"): Adapt pattern.
2275 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2277 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2279 (CLASS_MAX_NREGS): Likewise.
2281 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2283 * doc/tree-ssa.texi (Statement Operands): Add example for new
2284 must-def macro. Note deprecation of old operands interface.
2286 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2288 PR tree-optimization/19484
2289 * tree-cfg.c (remove_fallthru_edge): New function.
2290 (cleanup_control_flow): Remove fallthru edges from calls that are
2291 now known not to return.
2293 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2295 Fix PR tree-optimization/19038
2296 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2297 copies with loop variant ones.
2299 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2301 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2302 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2303 config/alpha/alpha.md, config/alpha/predicates.md,
2304 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2305 config/sparc/sol2.h: Update copyright.
2307 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2308 first label to see if it is a nonlocal label.
2310 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2311 Andrew Pinski <pinskia@physics.uc.edu>
2314 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2315 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2317 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2319 * config/rs6000/rtems.h: Update copyright.
2321 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2324 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2325 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2326 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2328 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2331 * c-typeck.c (convert_arguments): Check for error_mark_node.
2333 2005-01-21 Ian Lance Taylor <ian@airs.com>
2335 PR tree-optimization/13000
2336 * tree-inline.c: Include "tree-flow.h".
2337 (expand_call_inline): If warn_return_type, warn if non-void inline
2338 function falls through.
2339 * tree-cfg.c (execute_warn_function_return): Don't warn about
2340 control reaching end if TREE_NO_WARNING is set. Set
2342 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2344 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2345 branch if we don't need one.
2346 * c-typeck.c: Include "tree-flow.h"
2347 (c_finish_bc_stmt): Don't add a goto if the current statement
2348 list doesn't fall through to the current point.
2350 2005-01-21 Roger Sayle <roger@eyesopen.com>
2352 PR rtl-optimization/576
2353 * real.c (real_arithmetic): Change return type from void to bool
2354 to return an indication that the result may be inexact.
2355 * real.h (real_arithmeric): Update prototype.
2356 * fold-const.c (const_binop): Don't constant fold floating
2357 point expressions when the user specifies -frounding-math and
2358 the result may depend upon the run-time rounding mode.
2359 (fold_convert_const_real_from_real): Clean-up.
2360 (fold_initializer): Ignore flag_rounding_math for initializers.
2361 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2362 constant fold FP operations with flag_rounding_math if the
2363 result may depend upon the run-time rounding mode.
2365 2005-01-21 Tom Tromey <tromey@redhat.com>
2367 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2369 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2371 * tree-cfg.c: Fix comment typos.
2373 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2375 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2376 around the call to rest_of_handle_branch_target_load_optimize.
2378 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2380 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2381 (sparc64-*-openbsd*): Likewise.
2382 (sparclite-*-elf*): Include tm-dwarf2.h.
2383 (sparc86x-*-elf*): Likewise.
2384 (sparc64-*-elf*): Likewise.
2385 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2386 (DBX_DEBUGGING_INFO): Likewise.
2387 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2388 (PREFERRED_DEBUGGING_TYPE): Likewise.
2389 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2390 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2391 (PREFERRED_DEBUGGING_TYPE): Likewise.
2392 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2393 (PREFERRED_DEBUGGING_TYPE): Likewise.
2394 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2396 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2399 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2401 2005-01-20 Paul Brook <paul@codesourcery.com>
2403 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2405 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2407 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2408 label is first in a sequence of labels.
2410 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2412 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2413 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2415 * doc/sourcebuild.texi (Test Directives): New.
2417 2005-01-20 Roger Sayle <roger@eyesopen.com>
2419 * real.c (real_floor): Don't leave the result uninitialized when
2420 mode is VOIDMode, but return the unrounded intermediate value.
2421 (real_ceil): Likewise.
2423 2005-01-20 Paul Brook <paul@codesourcery.com>
2425 * config/arm/arm.md (insv): Use gen_int_mode.
2427 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2429 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2430 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2431 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2432 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2433 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2435 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2438 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2439 fbreg, so we have to assume we can't.
2440 (loc_descriptor_from_tree_1): Ditto.
2441 (containing_function_has_frame_base): New function.
2442 (add_location_or_const_value_attribute): Use it.
2443 Also try to generate a frame_base from a single element location
2446 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2448 PR tree-optimization/15349
2449 * timevar.def (TV_TREE_MERGE_PHI): New.
2450 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2452 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2453 calls to tree_forwarder_block_p.
2454 (remove_forwarder_block_with_phi, merge_phi_nodes,
2455 gate_merge_phi, pass_merge_phi): New.
2456 * tree-optimize.c (init_tree_optimization_passes): Add
2458 * tree-pass.h: Add an extern for pass_merge_phi;
2460 2005-01-20 Richard Henderson <rth@redhat.com>
2463 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2464 (_mm_castps_pd, _mm_castps_si128): New.
2465 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2467 2005-01-20 Richard Henderson <rth@redhat.com>
2470 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2471 __builtin_ia32_vec_init_v2si.
2472 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2473 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2474 (ix86_init_mmx_sse_builtins): Create it.
2475 (ix86_expand_builtin): Expand it.
2476 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2477 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2478 (vec_extractv2si_0, vec_extractv2si_1): New.
2480 2005-01-20 Richard Henderson <rth@redhat.com>
2483 * config/i386/i386.c (ix86_expand_push): New.
2484 * config/i386/mmx.md (push<MMXMODE>1): New.
2485 * config/i386/sse.md (push<SSEMODE>1): New.
2486 * config/i386/i386-protos.h: Update.
2488 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2490 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2493 2005-01-20 Richard Henderson <rth@redhat.com>
2495 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2496 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2498 2005-01-19 Richard Henderson <rth@redhat.com>
2501 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2502 to V4SFmode in SSE1 fallback load path.
2504 2005-01-19 Richard Henderson <rth@redhat.com>
2506 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2507 in QImode expansion to ix86_expand_vector_set.
2508 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2510 2005-01-19 Richard Henderson <rth@redhat.com>
2513 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2514 subclass of the input class.
2515 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2516 Always true for cross-SSE1 classes. Rationalize conditionals.
2517 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2518 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2519 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2520 (movdi_2): Add MMX/SSE zeros.
2521 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2522 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2523 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2524 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2525 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2526 (zero_extendsidi2_rex64_1): Remove.
2527 (MOV0 peephole): Check GENERAL_REG_P.
2529 2005-01-19 Richard Henderson <rth@redhat.com>
2532 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2534 (ix86_expand_vector_extract): Likewise.
2536 2005-01-19 Richard Henderson <rth@redhat.com>
2539 * expr.c (emit_move_change_mode): New argument force; use
2540 simplify_gen_subreg if true.
2541 (emit_move_via_alt_mode): Merge into ...
2542 (emit_move_via_integer): ... here.
2543 (emit_move_ccmode): Use emit_move_change_mode directly.
2545 2005-01-19 Richard Henderson <rth@redhat.com>
2548 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2549 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2550 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2552 (alpha_emit_set_const): Likewise. Make static.
2553 (alpha_emit_set_long_const): Make static.
2554 (alpha_extract_integer): Split out from alpha_expand_mov.
2555 (alpha_split_const_mov): Likewise.
2556 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2557 (alpha_legitimate_constant_p): New.
2558 * config/alpha/alpha-protos.h: Update.
2559 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2560 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2561 * config/alpha/alpha.md (movsi): Add n alternative.
2562 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2563 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2564 (splitters for all of the above): Use alpha_split_const_mov.
2565 * config/alpha/predicates.md (non_add_const_operand): New.
2566 (non_zero_const_operand): New.
2567 (input_operand): Use alpha_legitimate_constant_p after reload.
2569 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2571 PR tree-optimization/19038
2572 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2573 (add_candidate): Add ivs with increment in latch only if
2574 allow_ip_end_pos_p is true.
2575 (determine_iv_cost): Use empty_block_p.
2577 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2579 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2580 (compute_dominance_frontiers): Ditto.
2582 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2585 * config/sh/t-rtems: New.
2586 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2588 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2590 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2591 the offset of the selected field.
2593 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2595 * tree-cfg.c (remove_forwarder_block): Fix the check to
2596 prevent a nonlocal label from appearing in the middle of a
2599 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2601 PR rtl-optimization/19462
2602 * reorg.c (find_end_label): Create return insn only if
2603 current_function_epilogue_delay_list is empty.
2605 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2607 * doc/passes.texi: Remove paragraph mentioning new-ra.
2609 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2611 PR rtl-optimization/15139
2612 * combine.c: Include params.h.
2613 (count_rtxs): New function.
2614 (record_value_for_reg): If replace_rtx would replace at least
2615 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2616 (clobber (const_int 0)) instead of TEM.
2617 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2618 * params.h (MAX_LAST_VALUE_RTL): New.
2619 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2620 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2623 * c-typeck.c (digest_init): Only call build_vector if all constructor
2624 elements are *_CST nodes.
2625 * gimplify.c (gimplify_init_constructor): Likewise.
2628 * c-typeck.c (digest_init): Only call build_vector if inside_init
2631 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2633 * toplev.c (init_asm_output): Remove dead #ifdef.
2635 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2637 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2639 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2641 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2642 accessing DECL_FUNCTION_CODE.
2643 * dojump.c (do_jump): Likewise.
2644 * gimplify.c (gimplify_call_expr): Likewise.
2645 * predict.c (expr_expected_value): Likewise.
2646 (strip_builtin_expect): Likewise.
2647 * tree-inline.c (estimate_num_insns_1): Likewise.
2648 * tree-ssa-loop-im.c (stmt_cost): Likewise
2649 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2650 (tree_expr_nonnegative_p): Likewise.
2652 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2654 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2655 variant of the load_pcrel_sym pattern.
2656 * config/sparc/sparc.md (P macro): Move to the top.
2657 (load_pcrel_sym): Macroize using P.
2658 (save_register_window): Likewise.
2660 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2662 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2665 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2668 * c-typeck.c (build_asm_expr): Strip nops off
2669 input memory operands.
2671 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2673 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2674 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2675 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2676 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2678 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2681 * config/i386/i386.c (override_options): If the 80387 is disabled,
2682 then do not return FP values using FP registers.
2684 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2686 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2687 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2688 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2689 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2690 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2691 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2692 output.h, postreload-gcse.c, postreload.c, recog.c,
2693 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2694 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2695 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2696 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2697 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2698 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2699 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2700 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2702 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2703 config/alpha/alpha.c, config/arm/vfp.md,
2704 config/i386/emmintrin.h, config/i386/i386-modes.def,
2705 config/i386/i386-protos.h, config/i386/i386.h,
2706 config/i386/pmmintrin.h, config/i386/ppro.md,
2707 config/i386/predicates.md, config/i386/xmmintrin.h,
2708 config/i860/i860.c, config/ia64/ia64-modes.def,
2709 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2710 config/ia64/ia64.md, config/ia64/itanium1.md,
2711 config/ia64/itanium2.md, config/ia64/predicates.md,
2712 config/iq2000/iq2000.h, config/mips/linux64.h,
2713 config/rs6000/aix41.h, config/rs6000/aix43.h,
2714 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2715 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2716 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2717 config/sparc/linux64.h, config/sparc/litecoff.h,
2718 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2719 config/sparc/sparc.h, config/sparc/sparc.md,
2720 config/sparc/sysv4-only.h: Update copyright.
2722 2005-01-18 Richard Henderson <rth@redhat.com>
2725 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2727 2005-01-18 Marc Espie <espie@openbsd.org>
2728 * config/i386/openbsdelf.h: Typo.
2730 2005-01-18 Richard Henderson <rth@redhat.com>
2732 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2733 special case for sse.
2734 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2736 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2738 * tree-inline.c (estimate_num_insns_1): Added cases for
2739 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2741 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2743 PR rtl-optimization/19296
2744 * combine.c (simplify_comparison): Rewrite the condition under
2745 which a non-paradoxical SUBREG of a PLUS can be lifted when
2746 compared against a constant.
2748 2005-01-18 Andi Kleen <ak@muc.de>
2750 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2751 * c.opt (-Wpointer-sign): Add.
2752 * doc/invoke.texi: (-Wpointer-sign): Add.
2754 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2756 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2757 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2758 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2759 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2760 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2761 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2762 for TARGET_MIX_SSE_I387.
2763 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2764 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2765 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2766 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2767 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2768 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2769 TARGET_MIX_SSE_I387.
2770 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2773 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2776 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2777 Add movaps alternative for xmm reg->reg move.
2779 2005-01-17 Jeff Law <law@redhat.com>
2781 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2782 at the end of the main DOM loop rather than just before DOM exits.
2784 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2786 PR tree-optimization/19121
2787 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2788 adding aliases to a name tag, also add them to the pointer's
2790 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2791 sensitive alias info at all. Only check that the two pointers
2792 have compatible pointed-to sets.
2793 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2794 a pointer's type tag is a superset of the alias set of the
2797 2005-01-17 James E Wilson <wilson@specifixinc.com>
2800 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2801 comment to document why.
2803 2005-01-17 Richard Henderson <rth@redhat.com>
2805 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2806 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2807 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2808 sse2_vmsminv2df3_finite): New.
2809 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2810 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2811 Force op1 into register.
2813 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2815 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2816 bubblestrap from always rebuilding build directory.
2818 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2820 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2821 ("*cmpmem_short"): Likewise.
2823 2005-01-17 Steven Bosscher <stevenb@suse.de>
2825 * basic-block.h: Document BB_* flags.
2826 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2827 use an sbitmap instead.
2828 * sched-rgn.c (compute_trg_info): Likewise.
2830 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2832 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2833 redundant target_cpu_default and extra_parts lines. Use the default
2835 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2836 (SUBTARGET_EXTRA_SPECS): Delete.
2837 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2838 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2839 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2840 and "n32" for -mabi=n32.
2842 2005-01-17 Ian Lance Taylor <ian@airs.com>
2845 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2846 fold constant variables into initial values.
2848 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2850 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2852 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2853 through the statements backward.
2855 2005-01-17 Ian Lance Taylor <ian@airs.com>
2857 PR middle-end/13127:
2858 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2859 a variable set to the return value of the inlined function.
2861 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2863 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2864 when modes are tieable.
2866 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2868 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2869 of pthread_create to find out if threads are enabled.
2870 * gthr-posix95.h (__gthread_active_p): Likewise.
2872 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2874 * common.opt (-fnew-ra): Remove.
2876 * toplev.h (flag_new_regalloc): Remove.
2877 * Makefile.in (ra*.*): Don't mention.
2878 * passes.c (rest_of_handle_new_regalloc): Remove.
2879 (rest_of_handle_combine, rest_of_compilation): Always consider
2880 flag_new_regalloc as false.
2881 * doc/invoke.texi: Don't document -fnew-ra.
2883 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2885 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2886 last parameter to reg_scan.
2887 * loop.c (loop_optimize): Likewise.
2888 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2889 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2890 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2891 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2892 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2893 * regclass.c (reg_scan): Likewise, for the declaration.
2894 * rtl.h (reg_scan): Likewise, for the prototype.
2896 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2898 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2899 mark_dfs_back_edges.
2901 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2903 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2904 (compute_avail): Uses don't go in tmp_gen.
2906 2005-01-16 Steven Bosscher <stevenb@suse.de>
2908 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2909 loop to look for a free slot in a page entry.
2911 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2914 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2915 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2916 just before targetm.asm_out.file_end.
2917 * tree.h (process_pending_assemble_output_defs): Declare.
2918 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2920 (assemble_alias): Defer generation of assembly code for defines when
2921 TARGET_DEFERRED_OUTPUT_DEFS is true.
2922 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2923 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2924 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2926 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2929 * pa.c (pa_scalar_mode_supported_p): New function.
2930 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2931 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2933 * pa-protos.h (prefetch_operand): Delete.
2934 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2935 * pa.c (prefetch_operand): Delete.
2936 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2937 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2938 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2939 and prefetch_nocc_operand.
2940 * pa.md (prefetch): Rework to avoid reload problems handling short
2941 displacements when a cache control completer needs to be provided.
2942 (prefetch_32, prefetch_64): Delete.
2943 (prefetch_cc, prefetch_nocc): New patterns.
2945 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2947 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2949 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2952 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2953 exceeds maximum alignment for global common data.
2954 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2955 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2957 2004-01-15 Roger Sayle <roger@eyesopen.com>
2959 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2961 2004-01-15 Roger Sayle <roger@eyesopen.com>
2963 * harg-reg-set.h (reg_class_names): Prototype global array.
2964 * regclass.c (reg_class_names): Declare here and initialize to
2966 (dump_regclass): Remove local declaration of reg_class_names.
2967 (regclass): Likewise.
2968 * cfg.c (dump_flow_info): Likewise.
2969 * ra-debug.c (reg_class_names): Likewise.
2970 * regrename.c (reg_class_names): Likewise.
2971 * reload.c (reg_class_names): Likewise.
2972 * reload1.c (spill_failure): Likewise.
2973 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2975 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2977 * config/s390/s390.md ("reload_outti"): Remove predicate for
2978 output operand. Abort if operand is not a MEM.
2979 ("reload_outdi", "reload_outdf"): Likewise.
2981 2005-01-15 Marc Espie <espie@openbsd.org>
2983 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2984 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2985 * config/openbsd.h: Fix C++ includes for native configurations.
2986 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2987 Add trampoline support.
2988 * config/i386/openbsdelf.h: New.
2990 2005-01-15 Marc Espie <espie@openbsd.org>
2992 * collect2.c (main): Explicitly parse -dynamic-linker option.
2994 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2996 PR tree-optimization/19060
2997 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2998 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2999 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3000 and handle extract_range_from_cond returning false.
3001 * fold-const.c (fold): Optimize comparisons with min/max even for
3002 width > HOST_BITS_PER_WIDE_INT.
3004 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3006 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3007 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3008 Remove little endian multilib variants.
3009 Add mips32 multilib variant.
3011 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3013 * explow.c (copy_all_reg, stabilize): Remove.
3014 * expr.h: Remove the corresponding prototypes.
3016 * rtlanal.c (regs_set_between_p): Remove.
3017 * rtl.h: Remove the corresponding prototype.
3019 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3021 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3022 to rs6000_nonimmediate_operand.
3023 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3024 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3025 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3026 rs6000_nonimmediate_operand.
3027 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3028 rs6000_nonimmediate_operand.
3030 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3032 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3034 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3036 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3038 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3039 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3041 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3042 (rs6k_nonimmediate_operand): New.
3043 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3045 (legitimate_lo_sum_address_p): Same.
3046 (rs6000_legitimize_address): Same.
3047 (rs6000_legitimize_reload_address): Same.
3048 (rs6000_legitimate_address): Same.
3049 (spe_build_register_parallel): Pass DF and DC modes in a DI
3052 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3053 to rs6k_nonimmediate_operand.
3055 * config/rs6000/spe.md ("*frob_df_di"): New.
3056 ("*frob_di_df"): New.
3057 ("*frob_di_df_2"): New.
3058 ("*mov_sidf_e500_subreg0"): New.
3059 ("*mov_sidf_e500_subreg4"): New.
3060 ("*movdf_e500_double"): Change predicate to
3061 rs6k_nonimmediate_operand.
3063 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3065 * postreload.c (move2add_note_store): Only call
3066 trunc_int_for_mode on scalar integers.
3068 2005-01-14 Steven Bosscher <stevenb@suse.de>
3070 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3071 replace BB_VISITED uses.
3072 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3073 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3074 (tree_dce_done): Free visited_control_parents.
3075 (perform_tree_ssa_dce): Allocate and clear it.
3076 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3077 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3078 instead of BB_VISITED.
3080 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3082 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3083 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3084 Remove unused prototypes.
3086 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3088 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3089 64-bit register usage.
3090 (spe_func_has_64bit_regs_p): Add FIXME note.
3092 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3094 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3095 flag_finite_math_only with flag_unsafe_math_optimizations.
3097 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3099 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3101 (__tpf_eh_return): Copy TPF private stack area from the module
3102 boundary stack frame. Add check for when module addresses are
3103 equal, but no stub address is found.
3105 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3108 * arm.h (struct machine_function): Add call_via field.
3109 (thumb_call_via_label): Declare.
3110 * arm.c (thumb_call_via_label): New variable.
3111 (thumb_call_reg_needed): New variable.
3112 (arm_output_function_epilogue): For Thumb code, output any per-function
3113 call-indirect trampolines.
3114 (thumb_call_via_reg): New function.
3115 (arm_file_end): New function.
3116 (TARGET_ASM_FILE_END): Call arm_file_end.
3117 (aof_file_end): Likewise.
3118 * arm-protos.h (thumb_call_via_reg): Declare.
3119 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3120 thumb_call_via_reg in normal case.
3122 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3125 PR rtl-optimization/19348
3126 * recog.c (peephole2_optimize): Do global life update if some peephole
3127 decides it doesn't need at least one of its inputs and that change
3128 influences liveness at the start of the basic block.
3130 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3131 arguments instead of 1.
3133 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3136 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3137 zero for nested functions needing a static chain or functions
3138 with a non-constant address.
3140 2005-01-13 Roger Sayle <roger@eyesopen.com>
3142 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3143 (and (sign_extend X) C) into (zero_extend (and X C)).
3145 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3147 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3149 2005-01-13 Richard Henderson <rth@redhat.com>
3154 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3155 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3156 not just TARGET_SSE.
3157 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3158 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3159 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3160 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3161 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3162 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3163 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3164 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3165 (movdicc_c_rex64): Rename with '*'.
3166 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3167 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3168 (movsfcc_1_387): Rename from movsfcc_1.
3169 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3170 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3171 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3172 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3173 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3174 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3175 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3176 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3177 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3178 sse_movdfcc_const0_4): Remove.
3179 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3180 recognize min/max early. Update for changed sse cmove patterns.
3181 (ix86_split_sse_movcc): New.
3182 * config/i386/i386-protos.h: Update.
3184 2005-01-13 Steven Bosscher <stevenb@suse.de>
3186 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3187 (fix_stmt_v_may_defs): Likewise.
3189 2005-01-13 Richard Henderson <rth@redhat.com>
3191 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3192 for converting the mask.
3194 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3196 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3199 2005-01-13 Richard Henderson <rth@redhat.com>
3201 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3202 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3203 IX86_BUILTIN_MOVDQ2Q): Remove.
3204 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3205 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3206 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3208 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3209 (sse2_pextrw): Fix immediate constraint.
3210 (sse2_loadq, sse2_loadq_rex64): Remove.
3211 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3212 Use __builtin_ia32_vec_ext_<size>.
3213 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3215 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3217 * function.c (assign_parm_setup_block): Look inside original
3218 entry_parm when inspecting PARALLEL.
3220 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3221 Joel Sherrill <joel@oarcorp.com>
3224 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3225 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3226 rtems_gxx_recursive_mutex_init.
3227 (__gthread_recursive_mutex_lock): New function.
3228 (__gthread_recursive_mutex_trylock): Likewise.
3229 (__gthread_recursive_mutex_unlock): Likewise.
3231 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3233 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3235 2005-01-13 Jan Beulich <jbeulich@novell.com>
3237 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3238 (ashrti3_internal): Indicate output is early clobber. Generate result
3239 into output rather than first input. Use move for low word of output
3240 if shift count is exactly 64.
3241 (lshrti3_internal): Likewise.
3243 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3247 * reload1.c (delete_output_reload): Don't delete an output reload
3248 if the pseudo lives longer than a single basic block. Adjust and
3249 improve wording of comment.
3251 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3254 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3255 of TYPE_SIZE where we mean the number of bytes.
3257 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3259 * function.c (assign_parm_setup_block): Relax condition on
3260 multi-register optimization.
3262 2005-01-12 Nick Clifton <nickc@redhat.com>
3264 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3265 an "in_delay_slot" attribute of "no" to prevent them being used in
3266 delay slots. This is forbidden because they might generate
3269 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3272 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3275 2005-01-12 Nick Clifton <nickc@redhat.com>
3277 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3278 passed on to GAS) but do not define, as GAS no longer supports or
3279 needs the -m2000 option.
3281 2005-01-11 Roger Sayle <roger@eyesopen.com>
3283 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3284 type as args of unprototyped builtins aren't automatically promoted.
3285 (fold_builtin_abs): Likewise.
3287 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3289 * Makefile.in: Set a `build-warn' variable.
3291 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3293 PR tree-optimization/17949
3294 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3295 (find_interesting_uses_address): Use it.
3297 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3299 * regrename.c (kill_value): Handle subreg's that won't simplify.
3301 2005-01-11 Richard Henderson <rth@redhat.com>
3304 * config/i386/i386.h (enum ix86_builtins): Move ...
3305 * config/i386/i386.c: ... here.
3306 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3307 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3308 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3309 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3310 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3311 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3312 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3313 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3314 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3315 IX86_BUILTIN_LOADDDUP): Remove.
3316 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3317 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3318 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3319 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3320 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3321 (ix86_init_builtins): Make static.
3322 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3323 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3324 if all the modes match. Otherwise, fake it.
3325 (get_element_number, ix86_expand_vec_init_builtin,
3326 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3327 (ix86_expand_builtin): Make static. Update for changed builtins.
3328 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3329 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3330 (ix86_expand_vector_init_duplicate): New.
3331 (ix86_expand_vector_init_low_nonzero): New.
3332 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3333 Split out from ix86_expand_vector_init; handle integer modes.
3334 (ix86_expand_vector_init): Use them.
3335 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3336 * config/i386/i386-protos.h: Update.
3337 * config/i386/predicates.md (reg_or_0_operand): New.
3338 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3339 (movv2sf_internal): Likewise. And a splitter to match them all.
3340 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3341 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3342 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3343 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3344 (mmx_pinsrw): Fix operand ordering.
3345 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3346 rather than sse_loadss expander.
3347 (movv2df splitter): Similarly.
3348 (sse_loadss, sse_loadlss): Remove.
3349 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3350 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3351 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3352 (sse3_movddup): Rename with '*'.
3353 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3354 (sse2_loadsd): Remove.
3355 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3356 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3357 (sse2_pinsrw): Fix argument ordering.
3358 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3359 (sse2_stored): Remove 'r' destination.
3360 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3361 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3362 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3363 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3364 vec_extractv16qi, vec_initv16qi): New.
3366 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3367 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3368 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3370 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3371 (_mm_load_si128, _mm_store_si128): Likewise.
3372 (_mm_load1_pd): Use _mm_set1_pd.
3373 (_mm_load_sd): Use _mm_set_sd.
3374 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3375 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3376 (_mm_set_epi64): Use _mm_set_epi64x.
3377 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3378 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3379 _mm_setr_epi8): Use _mm_set_foo form.
3380 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3381 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3382 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3383 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3384 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3385 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3386 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3387 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3388 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3389 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3390 (_mm_movedup_pd): Use _mm_shuffle_pd.
3391 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3392 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3393 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3394 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3396 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3397 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3398 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3399 (_mm_store_ps): Use raw dereference.
3400 (_mm_store1_ps): Use _mm_storeu_ps.
3401 (_mm_storer_ps): Use _mm_store_ps.
3402 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3403 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3405 2005-01-11 Stan Shebs <shebs@apple.com>
3407 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3408 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3410 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3413 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3414 Skip all DECLs except for FIELD_DECLs.
3416 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3418 * config/s390/s390.c (override_options): Return error if
3419 -mbackchain, -mpacked-stack and -mhard-float are used together.
3420 (s390_va_start): Remove the backchain && packed-stack special case.
3421 (s390_gimplify_va_arg): Likewise.
3422 * doc/invoke.texi: Remove the ABI incompatibility note.
3424 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3426 * config/s390/s390.c (struct s390_frame_layout): Remove
3428 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3429 save_backchain_p with TARGET_BACKCHAIN.
3431 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3434 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3435 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3436 * function.c (locate_and_pad_parm): Set new field.
3437 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3438 Tweak where_pad test to include "none". Always set mem align for
3440 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3441 not sufficient for type.
3442 (assign_parm_setup_block): If stack_parm is zero on entry, always
3443 make a new stack local. Block move old stack parm if necessary
3444 to new aligned stack local.
3445 (assign_parm_setup_stack): Use a block move to handle
3446 potentially misaligned entry_parm.
3447 (assign_parms_unsplit_complex): Specify required alignment when
3448 creating stack local.
3449 * calls.c (compute_argument_addresses): Override alignment of stack
3450 arg calculated from its type with the alignment given by
3451 FUNCTION_ARG_BOUNDARY.
3452 (store_one_arg): Likewise.
3454 2005-01-11 Jan Beulich <jbeulich@novell.com>
3456 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3457 Change respective itanium_class attribute to ialu.
3458 (shladdp4_internal): New.
3459 * config/ia64/predicates.md (shladd_log2_operand): New.
3461 2005-01-11 Richard Henderson <rth@redhat.com>
3463 * expr.c (store_constructor): Use rtvec_alloc instead of
3464 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3466 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3468 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3470 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3472 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3473 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3474 (TARGET_RWRELOC): Define.
3475 (ia64_rwreloc_section_type_flags): Delete.
3476 (ia64_section_type_flags): New function.
3477 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3478 (TARGET_RWRELOC): Define.
3480 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3483 * config/ia64/ia64.c (process_set): For alloc insn, only call
3484 process_epilogue is !frame_pointer_needed.
3486 2005-01-10 Roger Sayle <roger@eyesopen.com>
3489 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3490 unary operator and can't be treated as a binary/comparison operator.
3492 2005-01-10 Richard Henderson <rth@redhat.com>
3494 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3495 (ix86_return_in_memory): Likewise.
3496 (function_arg_advance): Likewise. Mirror structure in function_arg
3497 for choosing register to advance.
3499 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3501 * tree-vectorizer.c, tree.def: Fix comment typos.
3503 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3505 * config/s390/s390.c (struct processor_costs): 4 new fields:
3506 ddbr, ddr, debr, der.
3507 (s390_rtx_costs): More precise handling of divide instructions.
3509 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3511 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3513 2005-01-10 Jan Beulich <jbeulich@novell.com>
3515 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3516 names resulting from -ffunction-sections/-fdata-sections and linkonce
3518 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3519 based on the section name. Rearrange the section name comparison logic
3520 slightly so that each section name is compared against at most once.
3522 2005-01-10 Ben Elliston <bje@au.ibm.com>
3524 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3525 targets for which -fPIC reduces limitations on the GOT size.
3527 2005-01-09 Falk Hueffner <falk@debian.org>
3529 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3532 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3535 * collect2.c (main): Set aixrtl_flag for -brtl option.
3536 (resolve_lib_name): Search for .so file extension before .a
3539 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3541 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3542 (vect_analyze_data_refs_alignment): Add dump prints.
3544 2005-01-09 Ira Rosen <irar@il.ibm.com>
3546 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3547 expr_invariant_in_loop_p.
3548 Initialize outputs first thing in the function.
3549 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3550 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3551 (vect_analyze_pointer_ref_access): Check that the initial condition of
3552 the access function is loop invariant.
3554 2005-01-09 Richard Henderson <rth@redhat.com>
3556 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3557 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3558 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3559 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3560 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3561 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3562 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3563 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3564 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3565 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3566 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3567 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3568 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3569 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3570 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3571 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3572 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3573 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3574 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3575 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3576 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3577 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3578 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3580 (mmx_clrdi, pavgusb): Remove.
3581 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3582 with leading sse_ prefix.
3583 * config/i386/sse.md: Receive them.
3584 * config/i386/mmx.md: New file.
3585 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3586 (subrv2sf3): Turn into expander for normal subtraction.
3587 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3588 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3589 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3590 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3591 commutative; use ix86_binary_operator_ok.
3592 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3593 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3594 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3595 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3596 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3597 Macroize from existing patterns; use ix86_binary_operator_ok.
3598 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3599 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3600 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3601 with vec_select+vec_concat.
3602 (mmx_pshufw, mmx_pshufw_1): Likewise.
3603 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3604 (mmx_uavgv4hi3): Model correctly.
3605 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3606 _mm_xor_si64): Remove casts.
3608 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3610 PR tree-optimization/19224
3611 * tree-scalar-evolution.c (get_instantiated_value,
3612 set_instantiated_value): New functions.
3613 (instantiate_parameters_1): Cache the results.
3614 (instantiate_parameters, resolve_mixers): Initialize and free
3617 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3619 * config/i386/i386.md (addhi_4): Correct reference in comment.
3622 2005-01-08 Richard Henderson <rth@redhat.com>
3624 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3625 (_mm_cvtsi128_si64x): Likewise.
3626 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3627 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3628 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3629 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3630 * config/i386/i386-protos.h: Update.
3631 * config/i386/i386.c (print_operand): Add 'H'.
3632 (ix86_fixup_binary_operands): Split out from ...
3633 (ix86_expand_binary_operator): ... here.
3634 (ix86_fixup_binary_operands_no_copy): New.
3635 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3636 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3637 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3638 (safe_vector_operand): Use CONST0_RTX.
3639 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3640 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3641 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3642 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3644 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3645 (IX86_BUILTIN_CMPNGESS): New.
3646 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3647 (attr type): Add sselog1.
3648 (attr unit, attr memory): Handle it.
3649 (movti, movti_internal, movti_rex64): Move near other integer moves.
3650 (movtf, movtf_internal): Move near other fp moves.
3651 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3652 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3653 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3654 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3655 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3656 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3657 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3658 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3659 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3660 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3661 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3662 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3663 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3664 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3665 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3666 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3667 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3668 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3669 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3670 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3671 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3672 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3673 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3674 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3675 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3676 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3677 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3678 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3679 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3680 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3681 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3682 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3683 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3684 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3685 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3686 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3687 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3688 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3689 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3690 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3691 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3692 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3693 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3694 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3696 (SSEPUSH, push<SSEPUSH>): Remove.
3697 (MMXPUSH, push<MMXPUSH>): Remove.
3698 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3699 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3700 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3701 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3702 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3703 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3704 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3705 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3706 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3707 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3708 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3709 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3710 (ppro_sse_log_V4SF): Handle sselog1.
3711 * config/i386/predicates.md (const_0_to_1_operand): New.
3712 (const_0_to_255_mul_8_operand): New.
3713 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3714 (const_2_to_3_operand, const_4_to_7_operand): New.
3715 * config/i386/sse.md: New file.
3716 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3717 (sse_movups): Rename from sse_movups_1.
3718 (sse_loadlss): Rename from sse_loadss_1.
3719 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3721 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3722 (absv4sf2, negv2df, absv2df): New.
3723 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3724 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3725 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3726 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3727 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3728 (sse3_addsubv4sf3): Model correctly.
3729 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3730 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3731 (sse_movhlps): Model with vec_select+vec_concat.
3732 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3733 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3734 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3735 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3736 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3737 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3738 sse2_pshufhw_1): Likewise.
3739 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3740 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3741 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3742 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3743 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3744 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3745 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3746 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3747 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3748 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3749 sminv8hi3): Mark commutative
3750 operands. Use ix86_binary_operator_ok.
3751 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3752 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3753 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3754 sse2_punpcklqdq): Allow operand2 in memory.
3755 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3756 sse2_movsd): Add memory alternatives.
3757 (sse_storelps): Turn expander into an insn; split after reload.
3758 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3759 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3761 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3763 * configure.ac (DWARF-2 debug_line): Use objdump.
3764 * configure: Regenerate.
3766 2005-01-08 Jeff Law <law@redhat.com>
3767 Diego Novillo <dnovillo@redhat.com>
3769 PR tree-optimization/18241
3770 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3771 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3772 statements with volatile operands.
3773 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3774 operands after marking a statement with has_volatile_ops.
3776 2005-01-08 Roger Sayle <roger@eyesopen.com>
3778 * tree.c (int_fits_type_p): Always honor integer constant
3779 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3781 2005-01-08 Roger Sayle <roger@eyesopen.com>
3783 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3784 the latent bug in rtl_delete_block has been resolved.
3786 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3788 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3789 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3791 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3793 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3794 library as @multilib_dir@/$(SHLIB_SONAME).
3796 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3798 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3799 * configure: Regenerate.
3801 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3803 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3806 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3809 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3810 Convert non-word aligned offset address using ld/std into
3813 2005-01-07 Richard Henderson <rth@redhat.com>
3815 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3817 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3819 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3821 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3823 PR tree-optimization/19283
3824 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3825 is not shorter than the original type.
3827 PR rtl-optimization/19012
3828 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3830 PR rtl-optimization/18861
3831 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3832 (FULL_STATE): Define.
3833 (mark_tablejump_edge): New function.
3834 (purge_dead_tablejump_edges): New function.
3835 (find_bb_boundaries): Use it.
3837 PR tree-optimization/18828
3838 * builtins.c (expand_builtin_next_arg): Remove argument and all
3839 the argument checking.
3840 (expand_builtin): Adjust caller.
3841 (expand_builtin_va_start): Likewise. Remove error for too many
3843 (fold_builtin_next_arg): Issue error for too many arguments.
3844 After checking arguments, replace them with magic arguments that
3845 prevent further checking of the args.
3847 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3849 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3851 2005-01-06 Roger Sayle <roger@eyesopen.com>
3854 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3855 and %{.S:...} (and their negative variants) to test whether the
3856 input file is assembler or pre-processed-assembler independent of
3857 the actual filename extension.
3859 2005-01-06 Roger Sayle <roger@eyesopen.com>
3861 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3862 of sign or zero extended values.
3864 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3866 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3867 for IBM long double format correctly.
3869 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3871 Fix PR tree-optimization/18792
3873 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3874 to first_loop_depth, and use loop depth instead of loop number.
3875 (build_classic_dir_vector): Ditto.
3876 (compute_data_dependences_for_loop): Use depth, not loop number.
3877 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3878 number. Pass in loops, instead of loop numbers.
3879 (gather_interchange_stats): Ditto.
3880 (linear_transform_loops): Ditto.
3882 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3885 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3886 biv_fits_mode_p, extension_within_bounds_p): New functions.
3887 (check_ext_dependent_givs): Use them.
3889 2005-01-06 Roger Sayle <roger@eyesopen.com>
3891 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3892 more than one barrier, in which case we should delete them all.
3894 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3896 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3898 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3900 Fix PR middle-end/19286
3902 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3903 output this subprogram, simply ignore this attempt to do it again.
3904 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3905 origin attribute if it's not possible.
3906 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3907 (decls_for_scope): Ditto.
3908 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3909 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3911 2005-01-05 Richard Henderson <rth@redhat.com>
3914 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3915 (bdesc_2arg): Use it.
3916 (ix86_expand_binop_builtin): Force operands into registers
3918 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3919 ix86_expand_sse_compare, ix86_expand_sse_comi,
3920 ix86_expand_builtin): Likewise.
3922 2005-01-05 Richard Henderson <rth@redhat.com>
3924 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3926 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3927 (mulv4hi3): Set itanium_class mmmul.
3928 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3929 (fpack): Rename from fpack_sfsf.
3931 2005-01-05 Richard Henderson <rth@redhat.com>
3934 * reload1.c (do_input_reload): Restrict the optimization deleteing
3935 a previous output reload to RELOAD_FOR_INPUT.
3937 2005-01-05 Steven Bosscher <stevenb@suse.de>
3939 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3940 comment that we fall through after case.
3941 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3942 (distribute_links): Likewise.
3943 * cse.c (cse_insn): Likewise.
3944 * cselib.c (cselib_invalidate_mem): Likewise.
3945 * df.c: Update comments at the top of the file.
3946 (read_modify_subreg_p): Update comments here too.
3947 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3948 * flow.c (mark_set_1): Likewise.
3949 (mark_used_regs): Likewise.
3950 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3951 (canon_list_insert): Likewise.
3952 (mark_set): Likewise.
3953 (try_replace_reg): Likewise.
3954 (store_killed_in_insn): Likewise.
3955 * loop.c (count_one_set): Likewise.
3956 (basic_induction_var): Likewise.
3957 * postreload-gcse.c (find_mem_conflicts): Likewise.
3958 * postreload.c (reload_combine_note_store): Likewise.
3959 (move2add_note_store): Likewise.
3960 * reload.c (find_equiv_reg): Likewise.
3961 (mark_referenced_resources): Likewise.
3962 * rtlanal.c (set_noop_p): Likewise.
3963 (note_stores): Likewise.
3964 (note_uses): Likewise.
3965 * sched-deps.c (sched_analyze_1): Likewise.
3966 * sched-rgn.c (check_live_1): Likewise.
3967 (update_live_1): Likewise.
3968 * config/i860/i860.c: Likewise.
3970 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3972 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3974 * doc/rtl.texi: Update documentation for bit-fields and SET.
3976 2005-01-05 Roger Sayle <roger@eyesopen.com>
3978 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3980 2005-01-05 Jan Hubicka <jh@suse.cz>
3981 Richard Henderson <rth@redhat.com>
3984 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3987 2005-01-05 Richard Henderson <rth@redhat.com>
3990 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3991 (sse_shufps): Change operand 3 to const_int_operand.
3992 (sse2_storelps): Fix typo in template.
3993 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3994 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3995 (ix86_expand_builtin): Likewise.
3997 2005-01-05 Julian Brown <julian@codesourcery.com>
3999 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4000 as aggregates for AAPCS ABIs.
4002 2005-01-05 Stan Shebs <shebs@apple.com>
4004 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4005 Mach-O getters if ppc64.
4006 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4008 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4009 signed four-byte field for global code case.
4010 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4012 2005-01-05 Roger Sayle <roger@eyesopen.com>
4015 * c-common.c: Include real.h.
4016 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4017 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4018 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4019 * Makefile.in (c-common.o): Update dependencies.
4021 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4023 * c-parse.in (asm_string): Add trailing semicolon.
4025 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4027 * c-parse.in (asm_string): New. Don't allow wide strings in
4029 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4030 asm_string instead of STRING.
4032 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4034 * c-typeck.c (constructor_no_implicit): Remove.
4035 (set_designator, process_init_element): Don't check
4036 constructor_no_implicit.
4038 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4039 Kaz Kojima <kkojima@gcc.gnu.org>
4042 * lcm.c (create_pre_exit): New.
4043 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4044 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4046 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4048 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4049 -msoft-float in target_float_switch.
4050 * arm.c (arm_override_options): Fix processing of target_float_switch.
4052 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4054 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4057 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4059 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4060 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4062 2005-01-04 Roger Sayle <roger@eyesopen.com>
4064 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4065 if deleting the then-block allows the test-block to fallthru to the
4068 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4071 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4072 after the full declaration if the are in two different TUs.
4074 2005-01-04 Richard Henderson <rth@redhat.com>
4077 * tree-sra.c (generate_one_element_init): Just
4078 call gimplify_and_add.
4079 (generate_element_init): Record the
4080 new referenced variables and mark them for renaming
4081 and split out to ...
4082 (generate_element_init_1): This.
4083 (scalarize_init): Don't call push_gimplify_context/
4084 pop_gimplify_context.
4086 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4088 * toplev.c (get_src_pwd): Handle failure of getpwd().
4090 2005-01-04 Roger Sayle <roger@eyesopen.com>
4092 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4094 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4095 all the cases handled by it are inverted by invert_truthvalue.
4097 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4099 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4100 (save_register_windowsi): Likewise.
4102 2005-01-04 Richard Henderson <rth@redhat.com>
4104 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4106 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4109 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4110 any simplifications of vector mode comparison operators.
4111 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4113 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4114 Devang Patel <dpatel@apple.com>
4116 PR tree-optimization/18308
4117 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4118 the operands before creating a new expression.
4119 * dojump.c (do_jump): Make drop_through_label available
4120 for all cases. Add expansion of COND_EXPR.
4122 2005-01-04 Ira Rosen <irar@il.ibm.com>
4124 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4125 INTEGER_CST instead of TREE_CONSTANT.
4126 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4127 instead of TREE_CONSTANT.
4128 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4129 instead of TREE_CONSTANT.
4131 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4133 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4135 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4138 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4139 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4141 2005-01-03 Richard Henderson <rth@redhat.com>
4143 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4144 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4145 fold_convert_const_real_from_real): Split out from ...
4146 (fold_convert_const): ... here.
4148 2005-01-03 Richard Henderson <rth@redhat.com>
4151 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4152 (mov<MMXMODEI>_internal): Likewise.
4153 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4154 Add V2SF case; use it for SSE1; don't use TI.
4155 (movdf_integer): Likewise.
4156 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4158 2005-01-03 Ira Rosen <irar@il.ibm.com>
4160 * tree-vectorizer.c (vect_strip_conversions): New function.
4161 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4162 check for binary class.
4164 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4168 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4170 * gimple-low.c (mark_blocks_with_used_vars): New function.
4171 (mark_blocks_with_used_subblocks): Ditto.
4172 (mark_used_blocks): Ditto.
4173 (pass_mark_used_blocks): New pass.
4174 * tree-inline.c: Include debug.h.
4175 (expand_call_inline): Call outlining_inline_function here.
4176 * tree-optimize.c (init_tree_optimization_passes): Add
4177 pass_mark_used_blocks.
4178 * tree-pass.h (pass_mark_used_blocks): New.
4179 * Makefile.in (tree-inline.o): Add debug.h dependency.
4181 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4183 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4184 VAR_DECLs to have weak_import attribute.
4186 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4189 2004-01-03 Steven Bosscher <stevenb@suse.de>
4191 * passes.c (rest_of_compilation): Don't run regmove if only
4192 flag_expensive_optimizations, require flag_regmove instead.
4194 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4196 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4198 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4199 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4200 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4201 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4203 2005-01-03 Richard Henderson <rth@redhat.com>
4205 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4206 (ia64_const_ok_for_letter_p): New.
4207 (ia64_const_double_ok_for_letter_p): New.
4208 (ia64_extra_constraint): New.
4209 (ia64_expand_vecint_compare): New.
4210 (ia64_expand_vcondu_v2si): New.
4211 (ia64_expand_vecint_cmov): New.
4212 (ia64_expand_vecint_minmax): New.
4213 (ia64_print_operand): Add 'v'.
4214 (ia64_preferred_reload_class): New.
4215 (ia64_vector_mode_supported_p): New.
4216 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4217 (PREFERRED_RELOAD_CLASS): Move to function.
4218 (CONST_OK_FOR_LETTER_P): Move to function.
4219 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4220 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4221 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4222 (EXTRA_CONSTRAINT): Move to function.
4223 * config/ia64/ia64.md: Include vect.md.
4224 (itanium_class): Add mmalua.
4226 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4228 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4229 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4231 (const_int_2bit_operand): New.
4232 (fr_reg_or_0_operand): New.
4233 * config/ia64/ia64-modes.def: Add vector modes.
4234 * config/ia64/ia64-protos.h: Update.
4235 * config/ia64/vect.md: New file.
4237 2005-01-03 Richard Henderson <rth@redhat.com>
4239 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4241 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4244 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4246 (log1pdf2): Change mode of operands[0,1] to DFmode.
4248 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4250 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4251 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4252 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4253 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4254 SPARC_RELAXED_ORDERING.
4256 2005-01-03 Richard Henderson <rth@redhat.com>
4257 Uros Bizjak <uros@kss-loka.si>
4260 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4261 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4262 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4264 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4265 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4266 const_pow2_1_to_128_operand): New predicates.
4268 2005-01-02 Greg McGary <greg@mcgary.org>
4270 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4272 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4273 object. [ptr_type]: Remove unused variable.
4274 Remember nearest addressable array-element or record-component
4275 when checking bitfield components. Tolerate empty BIND_EXPR.
4277 2005-01-01 Richard Henderson <rth@redhat.com>
4279 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4280 that don't narrow the value. Fail for other conversions.
4282 2005-01-01 Richard Henderson <rth@redhat.com>
4285 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4286 * c-lang.c (finish_file): Don't do it here.
4287 * objc/objc-act.c (objc_finish_file): Likewise.
4289 * cgraph.c (decl_assembler_name_equal): New.
4290 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4291 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4292 * cgraph.h (struct cgraph_varpool_node): Add next.
4293 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4294 * varasm.c (assemble_alias): Mark the target as needed.
4296 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4299 * function.c (get_arg_pointer_save_area): Use entry_of_function
4300 instead of get_insns.
4302 2005-01-01 Roger Sayle <roger@eyesopen.com>
4303 Andrew Pinski <pinskia@physics.uc.edu>
4304 James E. Wilson <wilson@specifixinc.com>
4306 PR rtl-optimization/12092
4307 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4310 2005-01-01 Roger Sayle <roger@eyesopen.com>
4311 Olivier Hainque <hainque@act-europe.fr>
4313 * tree.c (int_fits_type_p): A narrower type always fits in a
4314 wider one, except for negative values into unsigned types.
4316 2005-01-01 Roger Sayle <roger@eyesopen.com>
4318 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4319 with the original constant rather than require TREE_OVERFLOW.
4321 2005-01-01 Steven Bosscher <stevenb@suse.de>
4324 * c-decl.c (finish_function): If compiling C99, annotate the
4325 compiler generated return with the current file name and line 0.
4326 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4327 the source line is greater than 0.
4328 (remove_bb): Likewise.
4330 See ChangeLog.12 for earlier changes.
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