1 2005-03-01 Nick Clifton <nickc@redhat.com>
3 * config/arm/arm.c (thumb_find_work_register): Check all of the
4 argument registers to see if they are free, and a couple of
5 special cases where the last argument register but can be proved
6 to be available during the function's prologue.
7 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11 (thumb_compute_save_reg_mask): Likewise. Also use
12 thumb_find_work_register() to ensure that there is agreement about
13 which work register is going to be used in the prologue.
14 (thumb_output_function_prologue): Use unsigned long as the type
15 for the register bit-mask. Also delay pushing the link register if
16 other high registers are going to be pushed.
17 (thumb_compute_save_reg_mask, emit_multi_reg_push,
18 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
21 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
24 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
25 and after reload in REG+REG indexed addresses without REG_POINTER
26 set in the base and not set in the index.
28 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
30 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
32 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
33 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
34 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
35 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
36 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
38 * config.gcc (sh*-*-linux*): Use config/linux.h.
40 2005-02-28 Dale Johannesen <dalej@apple.com>
41 Stan Shebs <shebs@apple.com>
43 Rewrite of 64-bit Darwin structure-by-value pass/return.
44 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
45 intoffset, use_stack, named.
46 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
47 (rs6000_darwin64_record_arg_advance_flush): New.
48 (rs6000_darwin64_record_arg_advance_recurse): New.
49 (rs6000_darwin64_record_arg_flush): New.
50 (rs6000_darwin64_record_arg_recurse): New.
51 (rs6000_darwin64_record_arg): New.
52 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
53 (function_arg_boundary): Handle 128-bit aligned structs.
54 (function_arg_advance): Rewrite darwin64 struct handling.
55 (function_arg): Call rs6000_darwin64_record_arg.
56 (function_arg_partial_nregs): Handle darwin64 structs.
57 (rs6000_darwin64_function_value): Remove.
58 (rs6000_function_value): Call rs6000_darwin64_record_arg.
60 2005-02-28 Roger Sayle <roger@eyesopen.com>
62 PR tree-optimization/20216
63 * tree-chrec.c (tree_fold_factorial): Delete.
64 (tree_fold_binomial): Change argument list to take a return type
65 and change the type of K to unsigned int. Rewrite to avoid explicit
66 evaluation of factorials, and (recursively) calling fold to perform
67 compile-time arithmetic. Return NULL on (internal) overflow.
68 (chrec_evaluate): Change type of K to an unsigned int. Avoid
69 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
70 if any intermediate calculation overflows.
71 (chrec_apply): Update call to chrec_evaluate.
73 2005-02-28 James E Wilson <wilson@specifixinc.com>
75 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
77 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
80 * c-parser.c (c_parser_compound_statement): Return error_mark_node
81 instead of NULL_TREE on error.
83 2005-02-28 David Edelsohn <edelsohn@gnu.org>
85 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
86 (EASY_VECTOR_15_ADD_SELF): Remove.
87 (num_insns_constant_wide): Not static.
88 (validate_condition_mode): Not static.
89 (toc_relative_expr_p): Not static.
90 (legitimate_indirect_address_p): Not static.
91 (macho_lo_sum_memory_operand): Not static.
92 (invalid_e500_subreg): Not static.
93 (easy_vector_same): Not static.
94 (easy_vector_splat_const): Not static.
95 (RS6000_SYMBOL_REF_TLS_P): Remove.
96 (any_operand): Delete.
97 (any_parallel_operand): Delete.
98 (count_register_operand): Delete.
99 (altivec_register_operand): Delete.
100 (xer_operand): Delete.
101 (s8bit_cint_operand): Delete.
102 (short_cint_operand): Delete.
103 (u_short_cint_operand): Delete.
104 (non_short_cint_operand): Delete.
105 (exact_log2_cint_operand): Delete.
106 (gpc_reg_operand): Delete.
107 (cc_reg_operand): Delete.
108 (cc_reg_not_cr0_operand): Delete.
109 (reg_or_short_operand): Delete.
110 (reg_or_neg_short_operand): Delete.
111 (reg_or_aligned_short_operand): Delete.
112 (reg_or_u_short_operand): Delete.
113 (reg_or_cint_operand): Delete.
114 (reg_or_arith_cint_operand): Delete.
115 (reg_or_add_cint64_operand): Delete.
116 (reg_or_sub_cint64_operand): Delete.
117 (reg_or_logical_cint_operand): Delete.
118 (got_operand): Delete.
119 (got_no_const_operand): Delete.
120 (easy_fp_constant): Delete.
121 (easy_vector_constant): Delete.
122 (easy_vector_constant_add_self): Delete.
123 (zero_constant): Delete.
124 (zero_fp_constant): Delete.
125 (volatile_mem_operand): Delete.
126 (offsettable_mem_operand): Delete.
127 (mem_or_easy_const_operand): Delete.
128 (add_operand): Delete.
129 (non_add_cint_operand): Delete.
130 (logical_operand): Delete.
131 (non_logical_cint_operand): Delete.
132 (mask_operand): Delete.
133 (mask_operand_wrap): Delete.
134 (mask64_operand): Delete.
135 (mask64_2_operand): Delete.
136 (and64_operand): Delete.
137 (and64_2_operand): Delete.
138 (and_operand): Delete.
139 (reg_or_mem_operand): Delete.
140 (lwa_operand): Delete.
141 (symbol_ref_operand): Delete.
142 (call_operand): Delete.
143 (current_file_function_operand): Delete.
144 (input_operand): Delete.
145 (rs6000_nonimmediate_operand): Delete.
146 (rs6000_tls_symbol_ref): Delete.
147 (save_world_operation): Delete.
148 (restore_world_operation): Delete.
149 (load_multiple_operation): Delete.
150 (store_multiple_operation): Delete.
151 (vrsave_operation): Delete.
152 (mfcr_operation): Delete.
153 (mtcrf_operation): Delete.
154 (lmw_operation): Delete.
155 (stmw_operation): Delete.
156 (branch_comparison_operator): Delete.
157 (branch_positive_comparison_operator): Delete.
158 (scc_comparison_operator): Delete.
159 (trap_comparison_operator): Delete.
160 (boolean_operator): Delete.
161 (boolean_or_operator): Delete.
162 (min_max_operator): Delete.
163 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
164 (EASY_VECTOR_15): Moved to here.
165 (EASY_VECTOR_15_ADD_SELF): Move to here.
166 (PREDICATE_CODES): Delete.
167 * config/rs6000/rs6000-protos.h: Delete predicate functions.
168 Declare functions no longer static.
169 * config/rs6000/predicates.md: New.
170 * config/rs6000/rs6000.md: Include predicates.md
172 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
174 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
175 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
177 * cfgrtl.c (need_fake_edge_p): Likewise.
178 * combine.c (distribute_notes): Likewise.
179 * emit-rtl.c (try_split): Likewise.
180 * recog.c (peephole2_opimize): Likewise.
181 * reg-notes.def (ALWAYS_RETURN): Remove.
182 * rtl.h (LCT_ALWAYS_RETURN): Remove.
183 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
184 * tree.h (ECF_ALWAYS_RETURN): Remove.
186 2005-02-28 Roger Sayle <roger@eyesopen.com>
189 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
190 between different machine modes is never a "useless" conversion.
192 2005-02-28 Geert Bosch <bosch@gnat.com>
195 * doc/contrib.texi: List contributors for Ada front end
197 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
199 * simplify-rtx.c (simplify_unary_operation_1,
200 simplify_const_unary_operation): New, extracted from...
201 (simplify_unary_operation): ... this one.
202 (simplify_binary_operation_1,
203 simplify_const_binary_operation): New, extracted from...
204 (simplify_binary_operation): ... this one.
205 * rtl.h (simplify_const_unary_operation,
206 simplify_const_binary_operation): Add prototypes.
208 2005-02-28 Julian Brown <julian@codesourcery.com>
210 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
211 building libjava and caused PR regression/20228.
213 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
216 * Makefile.in (host_subdir): New.
217 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
218 * configure: Regenerate.
220 2005-02-27 Zack Weinberg <zack@codesourcery.com>
222 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
223 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
224 installation directory first.
226 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
229 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
230 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
231 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
232 * config/cris/cris.md: Tweak comments referring to Q.
233 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
234 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
235 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
236 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
237 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
238 Insert spaces in constraints to align alternatives vertically for
240 ("cmphi"): Ditto. Add separate alternative for operand 0 "Q>",
243 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
245 PR rtl-optimization/17728
246 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
247 operand 0 from general_operand to move_dest_operand.
249 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
251 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
252 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
253 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
254 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
256 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
258 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
259 * configure: Regenerate.
260 * libada-mk.in: Remove CC; rename
261 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
263 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
266 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
267 for the lhs, also walk over the tree. Likewise for rhs.
269 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
271 * tree-ssa-dom.c (simple_iv_increment_p): New function.
272 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
273 Do not propagate value of iv before increment over the increment.
275 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
277 * c-parser.c: New file.
278 * c-parse.in: Remove.
279 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
281 (c-parser.o): Add dependencies.
282 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
283 maintainer-clean, TAGS): Update.
284 * c-config-lang.in (gtfiles): Update.
285 * gengtype-lex.l: Don't handle "@@".
286 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
287 objc_build_synchronized, objc_begin_try_stmt,
288 objc_begin_catch_clause, objc_finish_catch_clause,
289 objc_build_finally_clause, objc_finish_try_stmt): New.
290 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
292 (c_parse_init): Update comment.
293 * c-decl.c (c_init_decl_processing): Update comment.
294 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
295 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
296 new c_declspecs members.
298 2005-02-25 Julian Brown <julian@codesourcery.com>
300 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
301 from being used for symbols with vague linkage when
302 HAVE_GAS_COMDAT_GROUP is true.
304 2005-02-25 Mark Mitchell <mark@codesourcery.com>
306 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
308 2005-02-25 Steve Ellcey <sje@cup.hp.com>
311 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
312 (LIBGCC2_HAS_DF_MODE): New.
313 (LIBGCC2_HAS_XF_MODE): New.
314 (LIBGCC2_HAS_TF_MODE): New.
315 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
316 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
317 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
318 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
319 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
320 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
321 and add _fixtfdi, _fixunstfdi, _floatditf
322 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
323 L_fixunstfdi, L_floatditf.
324 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
325 (LIBGCC2_HAS_TF_MODE): Define.
327 2005-02-25 Diego Novillo <dnovillo@redhat.com>
329 PR tree-optimization/20204
330 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
331 REWRITE_THIS_STMT markers on PHI nodes.
332 (rewrite_initialize_block): Likewise.
334 2005-02-25 Mark Mitchell <mark@codesourcery.com>
336 * version.c (version_string): Update to 4.1.
338 2005-02-25 Paolo Carlini <pcarlini@suse.de>
340 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
341 Clarify that the alternative way doesn't work in GNU C++.
343 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
345 PR tree-optimization/19937
346 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
347 to the type of the induction variable.
349 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
351 PR rtl-optimization/20117
352 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
353 the block including noncopyable insn.
355 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
357 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
358 calls to find_reg_note.
360 2005-02-24 Richard Henderson <rth@redhat.com>
363 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
366 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
368 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
369 vector types if to use base reg for misaligned non-word ld/std.
371 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
374 * config/cris/cris.c (cris_target_asm_function_prologue): Create
375 dwarf2 label manually and put it after, not before the prologue.
377 2005-02-24 David Edelsohn <edelsohn@gnu.org>
380 * reload.c (operands_match_p): Only increment register number for
381 SCALAR_INT_MODE_P modes in multiple hard registers.
383 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
386 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
388 * ChangeLog.5: Fix log message typo(s).
389 * ChangeLog.7: Likewise.
390 * ChangeLog.tree-ssa: Likewise.
391 * cfgexpand.c: Fix comment typo(s).
392 * conflict.c: Likewise.
393 * defaults.h: Likewise.
394 * dwarf2out.c: Likewise.
396 * ggc-page.c: Likewise.
397 * tree-eh.c: Likewise.
398 * tree-ssa-dom.c: Likewise.
400 2005-02-24 Jakub Jelinek <jakub@redhat.com>
403 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
404 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
405 if SHARED is defined.
408 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
409 allow splitting only if operands 0 and 3 don't overlap.
411 2005-02-24 Richard Henderson <rth@redhat.com>
414 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
415 (fold_builtin_1): Call them.
416 * fold-const.c (fold_complex_mult_parts): Split out from ...
417 (fold_complex_mult): ... here. Fix typo in both imaginary case.
418 (fold_complex_div_parts, fold_complex_div): New.
420 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
422 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
424 * tree-ssa-ccp.c (visit_assignment): Verify that result of
425 VIEW_CONVERT_EXPR is_gimple_min_invariant.
427 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
428 (print_node): Likewise.
429 Print TYPE_SIZES_GIMPLIFIED.
431 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
433 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
434 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
435 operands as commutative in constraints.
437 2005-02-24 Diego Novillo <dnovillo@redhat.com>
439 * tree-into-ssa.c: Re-organize internal functions.
441 2005-02-24 Richard Henderson <rth@redhat.com>
444 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
446 * common.opt (fcx-limited-range): New.
447 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
448 * toplev.c (flag_complex_method): Initialize to 1.
449 (process_options): Set flag_complex_method to 0 if
450 flag_cx_limited_range.
451 * doc/invoke.texi (-fcx-limited-range): New.
453 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
455 * cse.c (delete_trivially_dead_insns): Speed up by using
456 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
459 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
461 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
462 functions when -mid-shared-library is being used.
464 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
466 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
467 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
468 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
469 * system.h: Poison LINK_LIBGCC_SPECIAL.
471 2005-02-23 James E Wilson <wilson@specifixinc.com>
473 * gengtype.c (note_insn_name): Make 1 element larger.
475 2005-02-23 Roger Sayle <roger@eyesopen.com>
478 PR rtl-optimization/20097
479 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
480 BImode SUBREGs of SImode registers which confuse the ia64 backend.
482 2005-02-23 David Edelsohn <edelsohn@gnu.org>
484 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
485 * t-aix52 (SHLIB_INSTALL): Same.
487 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
489 * genpreds.c: Update copyright.
491 2005-02-23 Michael Beach <michaelb@ieee.org>
494 * config/sparc/t-elf (startup files): Assemble with CPP.
496 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
498 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
499 (write_predicate_expr): Likewise.
501 2005-02-22 Diego Novillo <dnovillo@redhat.com>
503 PR tree-optimization/20100
504 PR tree-optimization/20115
505 * tree-optimize.c (init_tree_optimization_passes): Remove
506 pass_maybe_create_global_var.
507 * tree-pass.h (pass_maybe_create_global_var): Remove.
508 * tree-ssa-alias.c (aliases_computed_p): Declare.
509 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
510 (count_calls_and_maybe_create_global_var): Remove.
511 (pass_maybe_create_global_var): Remove.
512 (init_alias_info): Do not declare aliases_computed_p.
513 (maybe_create_global_var): If the function contains no
514 call-clobbered variables and a mix of pure/const and regular
515 function calls, create .GLOBAL_VAR.
516 Mark all call-clobbered variables for renaming.
517 (merge_pointed_to_info): Update comment.
518 (add_pointed_to_var): Likewise.
519 (is_escape_site): Likewise.
520 Accept struct alias_info * instead of size_t *.
522 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
524 * tree-ssa-operands.c (get_call_expr_operands): If
525 ALIASES_COMPUTED_P is false, do not add call-clobbering
527 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
528 (delete_tree_ssa): Likewise.
530 2005-02-22 James E Wilson <wilson@specifixinc.com>
532 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
533 (do_compile): Do call it here.
535 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
537 PR rtl-optimization/20017.
538 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
539 rest_of_handle_cse2, rest_of_handle_gcse): Call
540 delete_dead_jumptables immediately before calling cleanup_cfg.
542 2005-02-22 Devang Patel <dpatel@apple.com>
545 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
548 2005-02-22 David Edelsohn <edelsohn@gnu.org>
550 * config/rs6000/aix.h (WINT_TYPE): Define.
552 2005-02-22 Stan Shebs <shebs@apple.com>
554 * config/rs6000/rs6000.c (rs6000_override_options): Default to
555 natural alignment for 64-bit Darwin.
556 (rs6000_parse_alignment_option): Warn about uses of -malign-power
558 * doc/invoke.texi: Document this.
560 2005-02-22 DJ Delorie <dj@redhat.com>
562 * c-common.c (c_common_type_for_mode): Pass the mode's precision
563 to make_[un]signed_type, not the mode itself.
565 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
567 * cfg.c (cached_make_edge): Call make_edge if edge cache is
568 not available. Use tail calls wherever possible.
569 (make_edge): Call unchecked_make_edge to create an edge.
571 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
572 (coalesce_ssa_name): Don't check for
573 SSANORM_USE_COALESCE_LIST.
574 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
576 2005-02-22 Diego Novillo <dnovillo@redhat.com>
578 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
579 (rewrite_into_ssa): ... here.
581 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
583 PR tree-optimization/19786
584 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
585 tag to another's may-alias bitmap when adding to the other's list.
587 2005-02-21 DJ Delorie <dj@redhat.com>
589 * tree-ssa-loop-ivopts.c (computation_cost): Start register
590 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
591 registers in unsupported ways.
592 * expmed.c (init_expmed): Likewise.
594 2005-02-21 Stan Cox <scox@redhat.com>
596 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
598 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
600 * tree-cfg.c (fold_cond_expr_cond): New.
601 (make_edges): Call fold_cond_expr_cond.
602 (find_taken_edge): Accept nothing but INTEGER_CST.
603 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
605 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
607 * flow.c (delete_dead_jumptables): Speed up by scanning insns
608 that do not belong to any basic block.
610 2005-02-21 Jeff Law <law@redhat.com>
612 * cfganal.c (find_unreachable_blocks): Manually CSE load of
615 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
617 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
618 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
619 Adjust their definitions.
620 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
621 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
623 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
624 genautomata.c, langhooks.c, langhooks.h, system.h,
625 config/arm/lib1funcs.asm: Update copyright.
627 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
629 * dbxout.c (dbxout_function_end): Emit Lscope label always.
631 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
634 * doc/install.texi: Document --with-gc.
636 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
638 * simplify-rtx.c (simplify_unary_operation): Add a missing
641 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
643 PR tree-optimization/18663
644 * tree-ssa-dom.c (extract_range_from_cond): Return 0
645 if the type has variable bounds.
647 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
649 * gcse.c: Remove an obsolete comment.
651 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
653 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
655 * doc/extend.texi (Function Attributes) <Attribute const>: The
656 attribute "pure" is below this text, not above.
658 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
660 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
661 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
662 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
664 2005-02-20 Zack Weinberg <zack@codesourcery.com>
667 * langhooks.h (struct lang_hooks): Add to_target_charset.
668 * langhooks.c (lhd_to_target_charset): New function.
669 * langhooks-def.h: Declare lhd_to_target_charset.
670 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
671 (LANG_HOOKS_INITIALIZER): Update.
672 * c-common.c (c_common_to_target_charset): New function.
673 * c-common.h: Declare it.
674 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
675 c_common_to_target_charset.
677 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
678 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
680 * system.h: Poison them.
681 * doc/tm.texi: Don't discuss them.
682 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
683 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
684 (pp_c_char): Do not attempt to generate letter escapes for
686 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
687 * config/mips/mips.c (mips_output_ascii): Likewise.
689 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
691 PR tree-optimization/19951
692 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
695 2005-02-19 Steven Bosscher <stevenb@suse.de>
698 * function.h (struct function): New field `max_loop_depth'.
699 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
700 (flow_loops_find): Reset the max loop depth count before finding loops.
701 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
702 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
703 (calculate_global_regs_live): Make sure the loop will terminate
704 when the initial sets are not empty.
706 2005-02-19 Zack Weinberg <zack@codesourcery.com>
708 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
710 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
712 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
715 * doc/invoke.texi: Remove documentation of %M spec.
717 (init_spec): Remove %M suffix from -lgcc_s.
718 (do_spec_1): Remove 'M' case.
719 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
720 to put shared libraries in the multilib directory. Remove the
721 shlib_so_soname substitution variable. Don't add a multilib encoding
722 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
723 reported by -print-multi-os-directory. Pass @multilib_dir@ to
724 SHLIB_INSTALL as well as SHLIB_LINK.
725 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
726 (SHLIB_NAME): Delete.
727 (SHLIB_DIR): New macro.
728 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
729 (SHLIB_INSTALL): Adjust accordingly.
730 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
731 * config/t-slibgcc-sld: Likewise.
732 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
733 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
734 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
736 (SHLIBUNWIND_INSTALL): Adjust accordingly.
737 * config/i386/t-nwld (SHLIB_SONAME): Delete.
738 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
739 Use @shlib_base_name@ instead of @shlib_so_name@.
740 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
741 and @shlib_base_name@.so in @multilib_dir@.
742 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
744 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
745 (SHLIB_LINK): Remove previous workaround.
746 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
747 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
748 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
750 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
751 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
752 (SHLIB_INSTALL): Adjust accordingly.
753 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
754 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
755 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
756 config/t-slibgcc-elf-ver.
758 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
759 Jakub Jelinek <jakub@redhat.com>
761 PR tree-optimization/19828
762 * tree-ssa-loop-im.c: Add a TODO comment.
763 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
764 without side-effects.
766 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
768 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
771 2005-02-18 James E. Wilson <wilson@specifixinc.com>
773 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
774 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
775 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
777 (ia64_reorg): Delete fixup_errata call.
778 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
779 (TARGET_SWITCHES): Delete -mb-step entry.
781 2005-02-19 Jakub Jelinek <jakub@redhat.com>
784 * c-typeck.c (composite_type): Handle quals in transparent unions.
785 (type_lists_compatible_p): Likewise.
787 2005-02-18 Stan Shebs <shebs@apple.com>
789 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
790 expressions in the .literal8 section.
792 2005-02-18 Geoffrey Keating <geoffk@apple.com>
794 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
796 2005-02-18 Roger Sayle <roger@eyesopen.com>
798 * fold-const.c (constant_boolean_node): Always create values of the
799 specified type, don't bother calling truthvalue_conversion.
801 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
803 * except.c (output_function_exception_table): Call
804 assemble_external_libcall (eh_personality_libfunc).
806 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
809 * config/ia64/ia64.h (struct machine_function): Add state_num.
810 * config/ia64/ia64.c (process_epilogue,
811 process_for_unwind_directive): Use new unwind state numbers each
812 time rather than state 1.
814 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
817 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
818 before the "*llgt_didi" pattern.
820 2005-02-18 Jason Merrill <jason@redhat.com>
822 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
824 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
826 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
827 (div0): Use it in place of ARM_FUNC_ALIAS.
828 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
830 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
833 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
834 access, the lower bound of the array type if it exists.
836 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
839 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
840 cases that are out-of-range for the index type.
842 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
844 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
845 (estimate_case_costs): Don't call convert.
846 * expmed.c (expand_shift): Likewise.
847 (make_tree): Call fold_convert instead of convert.
849 2005-02-18 Jakub Jelinek <jakub@redhat.com>
852 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
853 that ref to be marked MEM_READONLY_P doesn't have base that needs
856 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
858 * genautomata.c (output_get_cpu_unit_code_func,
859 output_cpu_unit_reservation_p): Don't generate old-style function
862 2005-02-18 Jakub Jelinek <jakub@redhat.com>
865 PR tree-optimization/20009
866 * convert.c (convert_to_integer): Revert 2005-02-16 change.
868 PR tree-optimization/18947
869 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
870 inline, remove all nodes that are inlined into the extern inline
873 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
875 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
876 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
877 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
878 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
881 2005-02-17 Roger Sayle <roger@eyesopen.com>
883 PR tree-optimization/19917
884 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
885 to be potentially trapping.
887 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
889 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
891 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
893 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
894 tem becomes a local variable which is set to the value of the
895 back end defined INITIAL_FRAME_ADDRESS macro.
896 (expand_builtin_frame_address): Omit the base parameter to
897 expand_builtin_return_addr.
898 (expand_builtin_profile_func): Likewise.
899 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
900 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
901 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
903 2005-02-17 Jakub Jelinek <jakub@redhat.com>
905 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
906 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
907 * config/frv/frv.c (frv_function_epilogue): Likewise.
909 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
911 * lambda-code (perfect_nestify): Remove mark/unmark
913 * tree-loop-linear.c (linear_transform_loops): Add
914 rewrite_into_ssa call so that ssa is correct for
915 rewriting into loop closed.
917 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
919 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
920 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
922 * bt-load.c (btr_def_live_range, combine_btr_defs,
923 migrate_btr_def, migrate_btr_defs): Likewise.
924 * cfgcleanup.c (thread_jump): Likewise.
925 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
926 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
927 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
928 df_rd_local_compute, df_reg_info_compute): Likewise.
929 * dominance.c (init_dom_info, free_dom_info): Likewise.
930 * flow.c (init_propagate_block_info,
931 free_propagate_block_info): Likewise.
932 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
933 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
934 modify_reg_pav): Likewise.
935 * loop-invariant.c (find_defs, find_invariant_insn,
936 find_invariants, free_inv_motion_data): Likewise.
937 * predict.c (tree_predict_by_opcode,
938 estimate_bb_frequencies): Likewise.
939 * stmt.c (expand_case): Likewise.
940 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
941 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
942 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
943 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
944 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
945 rewrite_ssa_into_ssa): Likewise.
946 * tree-optimize.c (tree_rest_of_compilation): Likewise.
947 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
948 analyze_edges_for_bb, perform_edge_inserts): Likewise.
949 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
950 * tree-sra.c (tree_sra): Likewise.
951 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
952 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
953 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
954 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
955 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
956 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
958 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
959 calculate_live_on_entry, calculate_live_on_exit,
960 build_tree_conflict_graph): Likewise.
961 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
962 record_important_candidates, set_use_iv_cost, find_depends,
963 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
964 tree_ssa_iv_optimize_finalize): Likewise.
965 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
966 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
967 tree_duplicate_loop_to_header_edge): Likewise.
968 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
969 * tree-ssa.c (verify_flow_insensitive_alias_info,
970 verify_name_tags, verify_ssa, init_tree_ssa,
971 delete_tree_ssa): Likewise.
972 * tree-ssanames.c (marked_ssa_names, init_ssanames,
973 fini_ssanames): Likewise.
974 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
976 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
978 * config/rs6000/t-rtems: Completely reworked.
980 2005-02-17 Ira Rosen <irar@il.ibm.com>
982 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
984 2005-02-17 Ira Rosen <irar@il.ibm.com>
986 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
987 POINTER_TYPE_P when checking that type is a pointer.
988 (vect_get_memtag): Remove.
989 (vect_address_analysis): Use POINTER_TYPE_P. Call
990 vect_object_analysis with dummy parameter for memtag.
991 (vect_object_analysis): Extract memtag (functionality that
992 used to be in vect_get_memtag and moved here). Fix printings.
993 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
994 with correct parameters. Remove call to vect_get_memtag.
996 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
998 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
999 (tree-vectorizer.o): Added missing dependencies.
1001 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1003 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1004 declaration in tree-vectorizer.c, now has an extern declaration in
1006 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1007 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1008 get_vectype_for_scalar_type, vect_is_simple_use,
1009 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1010 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1011 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1012 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1013 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1014 find_loop_location): Likewise.
1016 * tree-vectorizer.c (langhooks.h): #include removed.
1017 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1018 moved to tree-vectorized.h.
1019 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1020 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1021 get_vectype_for_scalar_type, vect_is_simple_use,
1022 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1023 vect_supportable_dr_alignment, new_loop_vec_info,
1024 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1025 vect_set_verbosity_level, find_loop_location): Likewise.
1027 (vect_analyze_loop): Function externalized. Declaration moved to
1028 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1029 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1030 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1031 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1032 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1033 vect_enhance_data_refs_alignment, vect_analyze_operations,
1034 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1035 vect_stmt_relevant_p, vect_get_loop_niters,
1036 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1037 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1038 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1039 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1040 vect_get_memtag): Likewise.
1042 (vectorizable_load): Function externalized. Declaration moved to
1043 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1044 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1045 vect_transform_loop): Likewise.
1046 (vect_transform_stmt): Moved to tree-vect-transform.c.
1047 (vect_align_data_ref, vect_create_destination_var,
1048 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1049 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1050 vect_get_vec_def_for_operand, vect_init_vector,
1051 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1052 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1053 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1054 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1055 vect_do_peeling_for_loop_bound): Likewise.
1057 * tree-vect-analyze.c: New file.
1058 * tree-vect-transform.c: New file.
1060 2005-02-17 Jason Merrill <jason@redhat.com>
1062 PR mudflap/19319, c++/19317
1063 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1066 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1068 * doc/install.texi (Specific): Update link for Darwin-specific
1071 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1073 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1074 constant_boolean_node.
1076 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1079 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1080 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1082 2005-02-16 Richard Henderson <rth@redhat.com>
1085 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1087 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1088 replace uses with Wtype_MAXp1_F.
1089 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1090 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1091 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1092 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1093 and HAVE_TFMODE as appropriate.
1094 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1095 (__floatdisf): Likewise.
1096 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1097 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1098 (Wtype_MAXp1_F): New.
1099 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1100 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1102 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1105 * arm.c (arm_apply_result_size): New function.
1106 * arm.h (APPLY_RESULT_SIZE): Define.
1107 * arm-protos.h (arm_apply_result_size): Add prototype.
1108 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1109 (movxf): New expand.
1110 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1111 (call_value_symbol): Remove predicate for operand 0.
1112 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1113 (untyped_call): Rework to correclty return values for any type.
1114 (untyped_return): New expand.
1115 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1117 2005-02-16 Stan Shebs <shebs@apple.com>
1119 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1120 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1122 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1124 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1125 configure settings on Solaris 7 and later.
1127 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1129 PR tree-optimization/19865
1130 * tree-optimize.c (init_tree_optimization_passes): Run
1131 pass_may_alias after pass_sra.
1133 2005-02-16 Richard Henderson <rth@redhat.com>
1134 Stuart Hastings <stuart@apple.com>
1137 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1138 Do nothing if debug info suppressed for this function.
1139 (dbxout_begin_function): Early exit if debug info suppressed for
1142 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1145 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1147 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1149 PR tree-optimization/19967
1150 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1151 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1152 argument TYPE. Adjust calls to fold_builtin_XXX.
1153 (expand_builtin, fold_builtin_1): Adjust calls to
1155 (fold_builtin_strchr, fold_builtin_strpbrk,
1156 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1157 result to a requested type TYPE.
1159 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1162 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1163 (T)x & (T)cst if (T)cst overflows.
1164 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1165 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1167 2005-02-15 Jeff Law <law@redhat.com>
1169 * gcse.c (blocks_with_calls): New bitmap.
1170 (alloc_gcse_mem): Allocate it.
1171 (free_gcse_mem): Free it.
1172 (clear_modifY_mem_tables): Clear it.
1173 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1174 when we encounter CALL_INSNs.
1175 (compute_transp, case MEM): Handle blocks with calls separate
1176 from blocks without calls. Use bitmap iterators rather than
1179 2005-02-15 Peter O'Gorman <peter@pogma.com>
1182 * mklibgcc.in (vis_hide): Use a temporary object file, not
1185 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1188 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1189 access optimization.
1191 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1192 Alan Modra <amodra@bigpond.net.au>
1195 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1196 (_xlqsub): Rename to __gcc_qsub.
1197 (_xlqmul): Rename to __gcc_qmul.
1198 (_xlqdiv): Rename to __gcc_qdiv.
1199 Provide versioned symbol aliases with old names.
1200 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1201 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1202 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1203 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1204 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1206 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1208 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1209 Fold ~(A - 1) and ~(A + -1) to -A.
1211 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1215 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1216 config/pa/pa-host.c:pa_gt_pch_use_address.
1218 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1220 * tree-vn.c (get_value_handle): Make sure that given an
1221 is_gimple_min_invariant expression, we always return it.
1223 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1225 * passes.c (rest_of_handle_gcse): Fix a comment.
1227 2005-02-15 Jeff Law <law@redhat.com>
1229 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1231 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1232 (canon_list_insert, record_last_mem_set_info): Similarly.
1233 (clear_modify_mem_tables): Similarly.
1235 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1237 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1238 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1239 config/mips/mips.md, config/rs6000/aix.h,
1240 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1242 2005-02-15 Richard Henderson <rth@redhat.com>
1244 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1245 call to be best_edge.
1247 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1249 * basic-block.h: Adjust the prototype for find_basic_blocks.
1250 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1251 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1254 * flow.c (recompute_reg_usage): Remove all arguments.
1255 * passes.c (rest_of_compilation): Adjust the call to
1256 recompute_reg_usage.
1257 * rtl.h: Adjust the prototype for recompute_reg_usage.
1259 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1261 * tree-dump.c (dump_files): Update to reflect new member
1263 (dump_register): Add new argument.
1265 (dump_switch_p_1): Check against glob name if doglob was passed.
1266 (dump_switch_p): Check against regular first, then glob if
1267 we didn't have any hits on the dump name.
1268 * tree-optimize.c (register_one_dump_file):
1269 Pass in glob name as well.
1270 * tree-pass.h (struct dump_file_info): Add glob
1273 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1275 PR preprocessor/16323
1276 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1278 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1281 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1282 (trunctfdf2_internal1): New.
1283 (trunctfdf2_internal2): Renamed from trunctfdf2.
1285 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1287 PR tree-optimization/19853
1288 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1290 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1292 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1293 delete_dead_jumptables and cleanup_cfg.
1295 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1297 * reload.c (find_reloads): Swap address_reloaded flags when
1298 swapping commutative operands.
1300 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1302 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1303 Use standard_iv_increment_position for computing the bsi position
1305 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1308 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1311 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1312 life range of hard registers.
1313 * value-prof.c (insn_prefetch_values_to_profile): Only
1316 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1317 profile in libcalls.
1319 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1321 * bitmap.h (bitmap_and_compl_into): Return bool.
1322 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1324 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1326 PR tree-optimization/19944
1327 * fold-const.c (fold): Re-add ABS_EXPR folding.
1329 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1332 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1333 {TARGET,MASK}_XL_COMPAT.
1334 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1336 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1337 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1339 (rs6000_arg_partial_bytes): Same.
1340 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1341 and XL compatibility enabled.
1342 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1343 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1344 test to final condition.
1345 (cmptf_internal2): New.
1346 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1347 xl-compat. Add TFmode information to description.
1349 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1351 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1353 2005-02-13 Jason Merrill <jason@redhat.com>
1356 * fold-const.c (fold_indirect_ref_1): Split out from...
1357 (build_fold_indirect_ref): Here.
1358 (fold_indirect_ref): New fn.
1359 * tree.h: Declare it.
1360 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1361 (gimplify_modify_expr_rhs): Likewise.
1362 (gimplify_expr): Likewise.
1364 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1366 PR tree-optimization/14303
1367 PR tree-optimization/15784
1368 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1369 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1370 ABS_EXPR<x> != 0 to x != 0.
1372 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1374 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1375 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1376 spelling conventions.
1378 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1379 delete_trivially_dead_insns too many times.
1381 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1384 2005-02-12 Ira Rosen <irar@il.ibm.com>
1386 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1387 (vect_is_simple_iv_evolution): Remove redundant parameter
1389 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1390 without last parameter.
1391 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1392 Return pointer step. Call vect_is_simple_iv_evolution without
1393 last parameter. Check only that the step is multiple of size
1394 type. Remove stmt_vinfo updates.
1395 (vect_get_memtag_and_dr): Remove.
1396 (vect_get_memtag): New function.
1397 (vect_address_analysis): New function.
1398 (vect_object_analysis): New function.
1399 (vect_analyze_data_refs): Call vect_object_analysis and
1400 vect_get_memtag. Update stmt_vinfo fields.
1402 2005-02-12 Ira Rosen <irar@il.ibm.com>
1404 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1405 exist and are objects. Remove checks for pointer.
1406 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1407 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1408 (vect_create_data_ref_ptr): Likewise.
1409 (vect_base_addr_differ_p): New function.
1410 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1411 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1412 Don't set the DR_BASE_NAME field of data-ref.
1413 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1415 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1417 * optabs.h (enum optab_index): Add new OTI_ldexp.
1418 (ldexp_optab): Define corresponding macro.
1419 * optabs.c (init_optabs): Initialize ldexp_optab.
1420 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1422 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1424 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1425 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1427 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1428 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1431 2005-02-12 Ira Rosen <irar@il.ibm.com>
1433 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1435 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1437 (vect_get_base_and_offset): Always return an address.
1438 (vect_create_addr_base_for_vector_ref): Remove treatment for
1439 different data reference types.
1440 (vect_compute_data_ref_alignment): Rename base to base_address in
1441 stmt_vec_info. Get the object in order to force its alignment.
1442 (vect_get_memtag_and_dr): Rename base to base_address in
1443 stmt_vec_info. Extract the object for memtag analysis.
1445 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1447 PR regression/19898.
1448 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1449 changes cc_status, use apply modified_in_p to part of cc_status
1450 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1453 2005-02-11 Richard Henderson <rth@redhat.com>
1455 * tree-complex.c (expand_complex_libcall): New.
1456 (expand_complex_multiplication): Use it for c99 compliance.
1457 (expand_complex_division): Likewise.
1458 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1460 * builtins.c (built_in_names): Remove const.
1461 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1463 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1464 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1465 (built_in_names): Remove const.
1466 * c-common.c (c_common_type_for_mode): Handle complex modes.
1467 * flags.h, toplev.c (flag_complex_method): Rename from
1468 flag_complex_divide_method.
1469 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1470 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1471 * libgcc2.h: Declare them.
1472 * libgcc-std.ver: Export them.
1473 * mklibgcc.in (lib2funcs): Build them.
1475 2005-02-11 Steven Bosscher <stevenb@suse.de>
1477 PR tree-optimization/19876
1478 Partially revert my change from 2005-01-14
1479 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1480 (compute_antic): ...and remove the loop here.
1482 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1485 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1486 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1488 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1489 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1491 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1493 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1494 offsets for the big-endian 32-bit case.
1496 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1498 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1500 2005-02-11 Dale Johannesen <dalej@apple.com>
1502 * cselib.c (cselib_process_insn): Clear out regs where
1503 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1504 * reload.c (find_equiv_reg): Ditto.
1506 2005-02-11 Ian Lance Taylor <ian@airs.com>
1508 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1511 * tree.c (build_function_type_list): Work correctly if there are
1514 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1516 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1517 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1518 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1519 TARGET_ZARCH instead of TARGET_64BIT.
1521 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1523 * config/rs6000/t-rtems:
1524 (MULTILIB_OPTIONS): Remove mcpu=602.
1525 (MUTLILIB_DIRNAMES): Remove m602.
1526 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1527 Let mcpu=602 match mcpu=603.
1528 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1530 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1532 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1535 2005-02-10 David Daney <ddaney@avtrex.com>
1537 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1538 * config/i386/linux-unwind.h: Likewise.
1539 * config/ia64/linux-unwind.h: Likewise.
1540 * config/mips/linux-unwind.h: Likewise.
1541 * config/pa/linux-unwind.h: Likewise.
1542 * config/rs6000/linux-unwind.h: Likewise.
1543 * config/s390/linux-unwind.h: Likewise.
1544 * config/sh/linux-unwind.h: Likewise.
1545 * config/sparc/linux-unwind.h: Likewise.
1547 2005-02-10 Steven Bosscher <stevenb@suse.de>
1549 PR tree-optimization/17549
1550 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1551 TER to replace a DEF with its expression if the DEF and the
1552 rhs of the expression we replace into have the same root
1555 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1557 * config/mips/mips.md: Fix the placement of the match_scratch in the
1560 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1562 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1565 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1567 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1568 (strip_offset): Handle addresses.
1569 (add_address_candidates): Use strip_offset.
1570 (difference_cost): Reflect strip_offset change.
1571 (force_var_cost, difference_cost): Strip nops.
1573 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1575 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1577 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1578 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1579 config/cris/cris-protos.h, config/cris/cris.c: Update
1582 2005-02-10 Jeff Law <law@redhat.com>
1584 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1585 (lookup_avail_expr): Similarly.
1587 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1589 * builtins.c (fold_builtin_powi): New function.
1590 (fold_builtin_1): Call it.
1592 2005-02-10 Steven Bosscher <stevenb@suse.de>
1594 PR documentation/19309
1595 * doc/cpp.texi: The __GNUC__ and related predefined macros
1596 are also defined for the "standalone" cpp.
1597 Some non-GCC compilers may also define __GNUC__.
1599 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1602 * c-typeck.c (common_type): New routine. Old common_type renamed
1604 (c_common_type): ...this.
1605 (build_conditional_expr, build_binary_op): Use c_common_type instead
1608 2005-02-10 Steven Bosscher <stevenb@suse.de>
1610 * doc/md.texi: Replace @samp{length} with @code{length}.
1612 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1614 PR tree-optimization/18687
1615 * tree-flow.h (find_loop_niter): Declare.
1616 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1617 Try using scev even for loops with more than one exit.
1618 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1619 (struct ivopts_data): Added niters field.
1620 (struct nfe_cache_elt): New.
1621 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1623 (tree_ssa_iv_optimize_init): Initialize niters cache.
1624 (determine_number_of_iterations): Removed.
1625 (find_induction_variables): Do not call determine_number_of_iterations.
1626 Access niters for single exit through niter_for_single_dom_exit.
1627 (add_iv_outer_candidates): Access niters for single exit through
1628 niter_for_single_dom_exit.
1629 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1630 number_of_iterations_cond.
1631 (iv_period): New function.
1632 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1633 (may_replace_final_value): Take data argument. Use
1634 niter_for_single_dom_exit.
1635 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1636 (rewrite_use_compare): Pass data to may_eliminate_iv.
1637 (rewrite_use_outer): Pass data to may_replace_final_value.
1638 (free_loop_data): Clean up the niters cache.
1639 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1640 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1641 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1642 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1643 (num_ending_zeros): Moved to tree.c.
1644 * tree.h (num_ending_zeros): Declare.
1645 * tree.c (num_ending_zeros): Moved from tree.c.
1647 2005-02-09 Richard Henderson <rth@redhat.com>
1649 * builtins.c (DEF_BUILTIN): Add COND argument.
1650 * tree.h (DEF_BUILTIN): Likewise.
1651 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1652 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1654 (DEF_BUILTIN_STUB): New.
1655 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1656 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1657 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1658 * c-common.c (DEF_BUILTIN): Add COND argument.
1659 * tree.c (local_define_builtin): New.
1660 (build_common_builtin_nodes): New.
1662 2005-02-09 Roger Sayle <roger@eyesopen.com>
1664 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1665 floating point expression ignoring the sign of the result.
1666 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1667 (fold) <MULT_EXPR>: Use it to simplify x*x.
1668 * tree.h (fold_strip_sign_ops): Prototype here.
1669 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1670 argument. Use fold_strip_sign_ops to simplify the first argument.
1671 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1672 first argument when the second argument is an even integer
1673 constant, but only with -funsafe_math_optimizations.
1674 (fold_builtin_1): Update call to fold_builtin_copysign.
1676 2005-02-09 Ian Lance Taylor <ian@airs.com>
1679 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1680 just check whether EH_FILTER_FAILURE falls through.
1682 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1684 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1685 insns return to ready list in the next turn.
1687 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1690 * builtins.def: New __builtin_powi[lf].
1691 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1692 (expand_builtin_powi): New function.
1693 (expand_builtin): Dispatch to expand_builtin_powi.
1694 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1695 * libgcc2.c: Add __builtin_powi[lf] implementation.
1696 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1697 * optabs.h: Add powi_optab.
1698 * optabs.c (init_optabs): Initialize powi_optab.
1699 * doc/extend.texi: Document __builtin_powi[lf].
1701 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1703 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1706 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1709 * fold-const.c (try_move_mult_to_index): Remove redundant
1710 type argument. Create ADDR_EXPR with correct type.
1711 (fold): Update callers of try_move_mult_to_index. Convert
1712 result to the appropriate type.
1714 2005-02-09 Roger Sayle <roger@eyesopen.com>
1717 * config/avr/avr.c (default_rtx_costs): Delete.
1718 (avr_operand_rtx_cost): New function.
1719 (avr_rtx_costs): Completely rewrite.
1721 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1724 * config/cris/cris.c (in_code): New variable.
1725 (cris_output_addr_const): Now a static function, a wrapper for
1727 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1728 case from old cris_output_addr_const.
1729 (cris_asm_output_label_ref): Similar for LABEL_REF.
1730 (cris_output_addr_const_extra): Similar for UNSPEC.
1731 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1732 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1733 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1735 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1736 (cris_asm_output_label_ref): Declare.
1738 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1740 PR preprocessor/19801
1741 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1742 filenames that changed when libcpp was moved to the toplevel.
1744 2005-02-07 Roger Sayle <roger@eyesopen.com>
1746 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1747 zero extensions of BImode operands. Call lowpart_subreg instead
1748 of gen_lowpart_common and gen_lowpart_SUBREG.
1750 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1753 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1754 * configure.ac: Set cc_for_cross_gnattools.
1755 * configure: Regenerate.
1757 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1760 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1762 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1765 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1766 of nested functions.
1768 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1770 * doc/extend.texi: Document deprecated extensions allowing
1771 static floating-point members to have initializers and allowing
1772 floating-point literals in integral constant expressions.
1774 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1776 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1777 config/darwin7.h, config/mips/mips.c,
1778 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1781 * cse.c: Update comments.
1783 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1786 * builtins.c (fold_builtin_sqrt): Transform
1787 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1790 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1791 Dorit Naishlos <dorit@il.ibm.com>
1793 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1794 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1795 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1797 * tree.h (vect_set_verbosity_level): New extern function declaration
1799 * tree-vectorizer.h (verbosity_levels): New enum type.
1800 * tree-vectorizer.c (vect_debug_stats): Function removed.
1801 (vect_debug_details): Likewise.
1802 (vect_verbosity_level): Global variable was defined and initialized.
1803 (vect_dump): Global variable definition.
1804 (vect_print_dump_info): New function.
1805 (vect_set_dump_settings): New function.
1806 (vect_set_verbosity_level): New function.
1807 (vectorize_loops): Add call to vect_set_dump_settings.
1809 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1810 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1811 (slpeel_tree_peel_loop_to_edge): Likewise.
1813 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1814 appropriate verbosity level instead of call to vect_debug_details
1815 or vect_debug_stats.
1816 (vect_get_base_and_offset):
1817 (vect_create_addr_base_for_vector_ref):
1818 (get_vectype_for_scalar_type):
1819 (vect_create_data_ref_ptr):
1821 (vect_get_vec_def_for_operand):
1822 (vect_finish_stmt_generation):
1823 (vectorizable_assignment):
1824 (vectorizable_operation):
1825 (vectorizable_store):
1826 (vectorizable_load):
1827 (vect_transform_stmt):
1828 (vect_update_ivs_after_vectorizer):
1829 (vect_do_peeling_for_loop_bound):
1830 (vect_update_inits_of_drs):
1831 (vect_do_peeling_for_alignment):
1832 (vect_transform_loop):
1833 (vect_is_simple_use):
1834 (vect_analyze_operations):
1835 (vect_is_simple_iv_evolution):
1836 (vect_analyze_scalar_cycles):
1837 (vect_analyze_data_ref_dependence):
1838 (vect_analyze_data_ref_dependences):
1839 (vect_compute_data_ref_alignment):
1840 (vect_enhance_data_refs_alignment):
1841 (vect_analyze_data_refs_alignment):
1842 (vect_analyze_data_ref_access):
1843 (vect_analyze_data_ref_accesses):
1844 (vect_analyze_pointer_ref_access):
1845 (vect_get_memtag_and_dr):
1846 (vect_analyze_data_refs):
1847 (vect_mark_relevant):
1848 (vect_stmt_relevant_p):
1849 (vect_mark_stmts_to_be_vectorized):
1850 (vect_can_advance_ivs_p):
1851 (vect_get_loop_niters):
1852 (vect_analyze_loop_form):
1853 (vect_analyze_loop):
1854 (vectorize_loops): Likewise.
1856 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1857 (vect_update_inits_of_drs):
1858 (vect_do_peeling_for_alignment):
1859 (vect_transform_loop):
1860 (vect_analyze_operations):
1861 (vect_analyze_scalar_cycles):
1862 (vect_analyze_data_ref_dependences):
1863 (vect_analyze_data_refs_alignment):
1864 (vect_analyze_data_ref_accesses):
1865 (vect_analyze_data_refs):
1866 (vect_mark_stmts_to_be_vectorized):
1867 (vect_get_loop_niters):
1868 (vect_analyze_loop_form):
1869 (vect_analyze_loop): Likewise.
1870 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1872 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1876 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1877 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1878 either -ffast-math or -funsafe-math-optimizations is in use.
1880 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1881 * config/mips/irix-csr.c: New file.
1882 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1883 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1884 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1887 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1889 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1890 redundant, incorrect definitions.
1892 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1894 ("*tls_indirect_call"): New, reference hard regs directly.
1895 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1897 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1899 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1900 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1902 2005-02-06 Roger Sayle <roger@eyesopen.com>
1904 PR rtl-optimization/19800
1905 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1906 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1909 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1911 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1913 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1916 * doc/invoke.texi: Correct documentation of -freorder-functions.
1918 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1921 * doc/invoke.texi: Don't mention gccbug.
1923 2005-02-06 Roger Sayle <roger@eyesopen.com>
1924 Andrew Pinski <pinskia@physics.uc.edu>
1925 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1927 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1928 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1929 into just (zero_extract:SI FOO (const_int 1) BAR).
1931 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1933 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1934 macro locally. Don't give last revision date. Use GCC version
1935 number from gcc-common.texi.
1936 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1937 revision date. Use GCC version number from gcc-common.texi.
1938 Describe being a library as current state rather than as 3.x
1940 * doc/gcc.texi: Remove last update date.
1941 * doc/gccint.texi: Likewise. Update copyright dates.
1942 * doc/install.texi: Update copyright dates.
1944 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1947 * doc/invoke.texi: Mention for each option included in -Wall that
1948 it is included in -Wall.
1949 * doc/gcc.texi: Update copyright and last modification date.
1951 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1953 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1954 unnecessary cast to original induction variable increments.
1956 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1958 PR tree-optimization/18219
1959 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1960 in distributed form.
1962 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1964 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1965 Set bitpos and offset later in the function. Do nothing if the
1966 target is a register and if the bitfield lies completely outside
1968 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1969 here. Return an uninitialised register if the source value is stored
1970 in a register and the bitfield lies completely outside that register.
1972 2005-02-06 Steven Bosscher <stevenb@suse.de>
1974 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1977 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1979 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1981 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1983 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1984 * config/darwin8.h: New.
1985 * config/darwin7.h: Update comment.
1987 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1988 Dorit Naishlos <dorit@il.ibm.com>
1990 * tree-vectorizer.h (LOC): New type.
1991 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1992 (loop_line_number): New field in struct _loop_vec_info.
1993 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1995 * tree-vectorizer.c (input.h): Included.
1996 (find_loop_location): New function.
1997 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1998 loop line number removed.
1999 (vect_debug_details): Likewise.
2000 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2002 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2003 call to vect_debug_details/stats changed from loop to loop_loc.
2004 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2005 (slpeel_tree_peel_loop_to_edge): Likewise.
2007 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2008 changed from NULL to UNKNOWN_LOC.
2009 (vect_get_base_and_offset):
2010 (vect_create_addr_base_for_vector_ref):
2011 (get_vectype_for_scalar_type):
2012 (vect_create_data_ref_ptr):
2014 (vect_get_vec_def_for_operand):
2015 (vect_finish_stmt_generation):
2016 (vectorizable_assignment):
2017 (vectorizable_operation):
2018 (vectorizable_store):
2019 (vectorizable_load):
2020 (vect_transform_stmt):
2021 (vect_update_ivs_after_vectorizer):
2022 (vect_do_peeling_for_loop_bound):
2023 (vect_do_peeling_for_alignment):
2024 (vect_transform_loop):
2025 (vect_is_simple_use):
2026 (vect_analyze_operations):
2027 (vect_is_simple_iv_evolution):
2028 (vect_analyze_scalar_cycles):
2029 (vect_analyze_data_ref_dependences):
2030 (vect_compute_data_ref_alignment):
2031 (vect_enhance_data_refs_alignment):
2032 (vect_analyze_data_ref_access):
2033 (vect_analyze_data_ref_accesses):
2034 (vect_analyze_pointer_ref_access):
2035 (vect_get_memtag_and_dr):
2036 (vect_analyze_data_refs):
2037 (vect_mark_relevant):
2038 (vect_stmt_relevant_p):
2039 (vect_mark_stmts_to_be_vectorized):
2040 (vect_can_advance_ivs_p):
2041 (vect_get_loop_niters):
2042 (vect_analyze_loop):
2043 (vectorize_loops): Likewise.
2045 (vectorizable_load): Argument in call to vect_debug_details/stats
2046 changed from loop to LOOP_LOC (loop_vinfo).
2047 (vect_transform_loop):
2048 (vect_analyze_operations):
2049 (vect_analyze_scalar_cycles):
2050 (vect_analyze_data_ref_dependence):
2051 (vect_enhance_data_refs_alignment):
2052 (vect_analyze_data_ref_accesses):
2053 (vect_analyze_pointer_ref_access):
2054 (vect_analyze_data_refs):
2055 (vect_analyze_loop): Likewise.
2057 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2058 changed from loop to loop_loc.
2060 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2062 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2063 Dorit Naishlos <dorit@il.ibm.com>
2065 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2067 (vect_analyze_data_ref_dependences): Likewise.
2069 (vect_is_simple_use): Argument changed from loop structure to
2070 loop_vect_info structure.
2071 (vect_can_advance_ivs_p): Likewise.
2072 (vect_create_index_for_vector_ref): Likewise.
2073 (vect_update_ivs_after_vectorizer): Likewise.
2074 (new_stmt_vec_info): Likewise.
2076 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2077 changed from loop to loop_vinfo.
2078 (vect_create_data_ref_ptr): First argument in call to
2079 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2080 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2081 was changed from loop to loop_vinfo.
2082 (vectorizable_operation): Likewise.
2083 (vectorizable_store): Likewise.
2084 (vect_mark_stmts_to_be_vectorized): Likewise.
2085 (vect_do_peeling_for_loop_bound): First argument in call to
2086 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2087 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2088 was changed from loop to loop_vinfo.
2089 (vect_analyze_data_ref_dependences): Third argument in call to
2090 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2092 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2093 (vect_create_data_ref_ptr): Likewise.
2094 (vect_init_vector): Likewise.
2095 (vect_get_vec_def_for_operand): Likewise.
2096 (vectorizable_assignment): Likewise.
2097 (vectorizable_operation): Likewise.
2098 (vectorizable_store): Likewise.
2099 (vectorizable_load): Likewise.
2100 (vect_update_ivs_after_vectorizer): Likewise.
2101 (vect_is_simple_use): Likewise.
2102 (vect_analyze_data_ref_dependence): Likewise.
2103 (vect_analyze_pointer_ref_access): Likewise.
2104 (vect_can_advance_ivs_p): Likewise.
2106 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2107 before _stmt_vec_info.
2108 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2109 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2110 (new_stmt_vec_info): Argument changed from loop structure to
2111 loop_vect_info structure
2113 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2114 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2115 (vect_create_addr_base_for_vector_ref): Likewise.
2116 (vect_analyze_pointer_ref_access): Likewise.
2118 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2121 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2122 phi flag if the phi is abnormal.
2124 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2127 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2128 information for the new statement.
2130 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2133 * gcc.c (main): Include the target in -v output.
2135 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2137 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2138 Do not drop the extend if we'd have to add a paradoxical subreg
2139 later. Include optabs.h and insn-codes.h.
2140 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2142 2005-02-02 Roger Sayle <roger@eyesopen.com>
2145 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2146 * fold-const.c (const_binop): Avoid constant folding floating
2147 point operations in modes that use composite representations.
2148 * simplify-rtx.c (simplify_binary_operation): Likewise.
2150 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2152 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2154 (altivec_dstt): Likewise.
2155 (altivec_dstst): Likewise.
2156 (altivec_dststt): Likewise.
2157 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2160 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2162 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2163 EXPR_LOCUS from orig_cond to the new cond_stmt.
2164 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2167 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2169 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2170 standard_iv_increment_position. Remove call to bsi_next
2171 (no need to bump the iterator anymore).
2172 (vect_create_index_for_vector_ref): Call
2173 standard_iv_increment_position. Remove second function argument.
2174 (vect_finish_stmt_generation): Remove call to bsi_next
2175 (no need to bump the iterator anymore).
2176 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2177 to vect_create_index_for_vector_ref.
2179 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2181 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2182 phis are used out of the loop.
2184 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2187 * c-decl.c (undef_nested_function): New variable.
2188 (pop_scope): Diagnose undefined nested functions.
2189 (finish_function): Don't attempt cgraph processing or genericizing
2190 if current top-level function contained an undefined nested
2191 function. Reset undef_nested_function at the end of a top-level
2194 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2196 * tree.c (build_int_cst_type): Take sign of the value into account
2197 when deciding whether sign extend the value.
2199 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2202 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2203 (cpp_options, cc1_options): Change %{std*&ansi} to
2204 %{std*&ansi&trigraphs}.
2206 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2208 * cse.c: Update comments.
2210 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2212 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2213 arguments go on the stack. Do not put complex doubles in odd/even
2216 2005-02-02 Steven Bosscher <stevenb@suse.de>
2218 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2219 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2220 -ftree-pre, and -fthread-jumps.
2222 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2224 PR tree-optimization/19578
2225 * tree-flow.h (modified_noreturn_calls): Declare.
2226 (noreturn_call_p): Declare.
2227 * tree-flow-inline.h (noreturn_call_p): New function.
2228 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2229 * tree-cfg.c (modified_noreturn_calls): New variable.
2230 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2231 that contain a mid-block noreturn call.
2232 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2234 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2236 * df.c (df_def_record_1, df_uses_record): Don't use
2238 * df.h (DF_FOR_REGALLOC): Remove.
2240 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2243 * c-typeck.c (really_start_incremental_init): Reset
2244 constructor_max_index for arrays of incomplete type.
2246 2005-02-02 Jeff Law <law@redhat.com>
2248 * gcse.c (struct reg_set): Store the block index where the register
2249 was set rather than the setting insn.
2250 (record_one_set, compute_transp): Corresponding changes.
2251 (pre_insert_copy_insn): Do not call replace_one_set.
2252 (replace_one_set): Remove.
2254 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2257 * doc/gcov.texi: Fix typo.
2259 2005-02-01 Richard Henderson <rth@redhat.com
2262 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2263 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2265 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2266 * config/i386/i386-protos.h: Update.
2268 2005-02-01 Steven Bosscher <stevenb@suse.de>
2270 PR tree-optimization/19217
2271 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2272 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2273 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2274 that it is walking a PHI node.
2276 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2278 * doc/extend.texi (Nested Functions): Update.
2280 2005-02-01 Richard Henderson <rth@redhat.com>
2283 * optabs.c (expand_copysign_absneg): Export.
2284 * optabs.h (expand_copysign_absneg): Declare.
2285 * config/rs6000/rs6000.md (copysigntf3): New.
2287 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2289 PR tree-optimization/19633
2290 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2291 * tree-ssa-alias.c (init_alias_info): Initialize.
2292 (merge_pointed_to_info): Set.
2293 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2294 (dump_points_to_info_for): Show value of pt_null.
2295 (struct count_ptr_d): Declare.
2296 (find_ptr_dereference): Remove.
2297 (ptr_is_dereferenced_by): Remove.
2298 (count_ptr_derefs): New local function.
2299 (count_uses_and_derefs): New local function.
2300 (compute_points_to_and_addr_escape): Call it. If the number
2301 of dereferences is greater than zero, mark the pointer as
2302 dereferenced. If there are fewer dereferences than uses of
2303 the pointer, the pointer's value escapes.
2305 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2307 PR tree-optimization/19670
2308 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2310 (verify_use): ... set it here, instead.
2312 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2314 * doc/sourcebuild.texi (Test directives): Fix formatting.
2316 * doc/sourcebuild.texi (Test directives): Describe selector
2319 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2321 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2322 specific 64-bit CPUs.
2324 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2327 * arm.c (arm_eliminable_register): New function.
2328 (adjacent_mem_locations): Don't allow eliminable registers. Use
2329 HOST_WIDE_INT for address offsets.
2330 * arm-protos.h (arm_eliminable_register): Add prototype.
2332 2005-02-01 Steven Bosscher <stevenb@suse.de>
2334 PR optimization/15242
2335 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2336 * basic-block.h (duplicate_computed_gotos): Add prototype.
2337 * bb-reorder.c (duplicate_computed_gotos): New function to
2338 duplicate sufficiently small blocks ending in a computed jump.
2339 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2340 if not optimizing for size.
2341 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2342 never do tail merging for blocks ending in a computed jump.
2343 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2345 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2347 Patch from Richard Sandiford <rsandifo@redhat.com>
2348 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2349 from inheriting a subreg equivalence with a non-spill register.
2351 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2353 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2355 * config/frv/frv.c (movcc_fp_destination_operand): New.
2356 (gpr_or_memory_operand): Fix typo in comment.
2357 (gpr_or_memory_operand_with_scratch): New.
2358 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2359 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2360 movcc_fp_destination_operand.
2361 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2362 Legitimize memory addresses using a scratch register.
2364 2005-01-31 Jeff Law <law@redhat.com>
2366 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2367 bitmap a sparse bitmap instead of a simple bitmap.
2368 (mark_def_sites_initialize_block): Corresponding changes.
2369 (ssa_mark_def_sites_initialize_block): Likewise.
2370 (ssa_mark_phi_uses): Likewise.
2371 (mark_def_site, ssa_mark_def_sites): Likewise.
2372 (mark_def_site_blocks): Likewise.
2373 (rewrite_ssa_into_ssa): Likewise.
2375 * tree-ssa-dom.c (record_cond): Pass correct variable type
2376 for last argument to htab_find_slot_with_hash.
2378 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2379 effects when optimizing 0 % X. Do not try to optimize X % 0.
2381 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2383 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2386 2005-02-01 Eric Christopher <echristo@redhat.com>
2388 * config/mips/mips.c (override_options): Warn if -mint64
2390 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2393 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2395 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2397 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2398 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2399 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2400 (cached_regno): Initialize to INVALID_REGNUM.
2401 (cse_reg_info_table_size,
2402 cse_reg_info_table_first_uninitialized,
2403 cse_reg_info_timestamp): New.
2404 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2406 (init_cse_reg_info, get_cse_reg_info_1): New.
2407 (get_cse_reg_info): Cache the last look-up.
2408 (new_basic_block): Update the code to clear mappings from
2409 registers to cse_reg_info entries.
2410 (cse_main): Call init_cse_reg_info.
2412 * cse.c (get_cse_reg_info): Update a comment.
2414 2005-01-31 Steven Bosscher <stevenb@suse.de>
2417 * c-decl.c (start_decl): Do not warn about arrays of elements with
2418 an incomplete type here.
2419 (grokdeclarator): Do it here by making a pedwarn an error.
2420 * c-typeck.c (push_init_level): If there were previous errors with
2421 the constructor type, do not warn about braces for initializers.
2422 (process_init_element): Likewise for excess initializer elements.
2424 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2426 * cse.c (delete_trivially_dead_insn): Don't iterate.
2428 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2430 * config/rs6000/rs6000.md (copysignsf3): New expand.
2431 (copysigndf3): Likewise.
2433 2005-01-31 Steven Bosscher <stevenb@suse.de>
2435 * recog.c (constrain_operands): Only look for earlyclobber operand
2436 conflicts if an '&' constraint was seen.
2438 2005-01-31 Marc Espie <espie@openbsd.org>
2440 * config.gcc: Don't include embedded systems fragment, switches default
2441 debugging format to ELF.
2442 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2443 longer pick it up there.
2445 2005-01-31 Dale Johannesen <dalej@apple.com>
2447 * doc/extend.texi (nested functions): Fix linkage description.
2448 Clarify that static is not allowed.
2450 2005-01-31 Dale Johannesen <dalej@apple.com>
2452 * config/rs6000/darwin.md (movsf_low_di): Make work.
2453 (movdf_low_di): Make work.
2455 2005-01-31 Dale Johannesen <dalej@apple.com>
2457 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2458 Make work for 64 bit.
2460 2005-01-31 Roger Sayle <roger@eyesopen.com>
2461 Dale Johannesen <dalej@apple.com>
2464 * fold-const.c (fold_binary_op_with_conditional_arg):
2465 Make types match original operands, before STRIP_NOPS.
2467 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2469 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2470 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2471 (struct gcc_sigcontext): Delete. Merge contents to..
2472 (struct gcc_ucontext): ..here.
2473 (get_sigcontext): Delete.
2474 (get_regs): New function, like get_sigcontext but return regs ptr.
2475 64-bit version finds regs from r1 to support vdso.
2476 (ppc_linux_aux_vector): New function.
2477 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2480 2005-01-31 Ira Rosen <irar@il.ibm.com>
2482 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2484 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2485 redundant fold. Fix misalignment for MINUS_EXPR.
2486 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2487 (vect_analyze_pointer_ref_access): Likewise.
2488 (vect_get_memtag_and_dr): Likewise.
2490 2005-01-31 Richard Henderson <rth@redhat.com>
2492 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2493 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2494 absnegdf2_i387, absnegxf2_i387): Likewise.
2496 2005-01-31 Richard Henderson <rth@redhat.com>
2499 * optabs.c (expand_copysign_absneg): New.
2500 (expand_copysign_bit): Split out from ...
2501 (expand_copysign): ... here. Use expand_copysign_absneg.
2503 2005-01-30 Roger Sayle <roger@eyesopen.com>
2506 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2507 constant as the second operand and a register as the third.
2509 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2512 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2513 that dllimport'd functions do not use all call-clobbered registers
2516 2005-01-30 Richard Henderson <rth@redhat.com>
2519 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2520 expand_abs_nojump and generalize. Use operand_subword and
2521 emit_no_conflict_block. Support large modes.
2522 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2524 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2525 negation to subtraction.
2526 (expand_copysign): Check that the format has signed zeros.
2527 Use operand_subword and emit_no_conflict_block. Support large modes.
2529 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2531 Fix PR tree-optimization/19624
2533 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2534 * tree-ssa-pre.c: Add cfgloop.h.
2536 (pre_stats): New member, constified.
2537 (inserted_exprs): New static variable.
2538 (NECESSARY): New macro.
2539 (create_expression_by_pieces): Fold the expression, and
2540 mark it as defaulting to not necessary. Also put in
2542 (fully_constant_expression): New function.
2543 (insert_into_preds_of_block): Modify to not insert phis when we
2544 are playing with induction variables.
2545 Push phis onto the inserted_exprs vector, and mark them as not
2546 necessary by default.
2547 (insert_aux): Call fully_constant_expression on eprime.
2548 If all edges produce the same value, mark it constant.
2549 (mark_operand_necessary): New function.
2550 (remove_dead_inserted_code): New function.
2551 (init_pre): Init loop optimizer to get loop info.
2552 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2553 (execute_pre): Commit edge inserts, then remove dead code.
2555 2005-01-30 Richard Henderson <rth@redhat.com>
2557 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2558 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2560 2005-01-30 Richard Henderson <rth@redhat.com>
2563 * config/i386/i386.c (ix86_expand_copysign): New.
2564 (ix86_split_copysign_const): New.
2565 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2566 rearrange op1/nmask operands.
2567 * config/i386/i386-protos.h: Update.
2568 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2569 (copysigndf3): Likewise.
2570 (copysignsf3_const, copysigndf3_const): New.
2571 (copysignsf3_var): Rename from copysignsf3, split out splitter
2572 and fix split predicate for X constraint.
2573 (copysigndf3_var): Similarly.
2575 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2577 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2578 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2579 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2581 2005-01-29 Richard Henderson <rth@redhat.com>
2584 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2585 of # and * in constraints.
2587 2005-01-29 Richard Henderson <rth@redhat.com>
2590 * expr.c (store_field): Don't strip sub-mode cast when the input
2591 data is even smaller.
2593 2005-01-29 Richard Henderson <rth@redhat.com>
2596 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2599 2005-01-29 Richard Henderson <rth@redhat.com>
2601 * combine.c (make_field_assignment): Fix argument order
2604 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2606 PR tree-optimization/15791
2607 * fold-const.c (extract_array_ref): New function.
2608 (fold): Fold comparisons between &a[i] and &a[j] or
2609 semantically equivalent trees.
2611 2005-01-29 Jeff Law <law@redhat.com>
2613 * gcse.c (insert_expr_in_table): Revamp handling of available
2614 and anticipatable occurrence lists to avoid unnecessary list
2616 (insert_set_in_table): Similarly.
2618 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2620 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2622 (c_build_qualified_type): Build qualified array types with
2623 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2624 * c-decl.c (c_make_fname_decl): Build unqualified array type
2625 before qualified type.
2626 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2627 type is qualified, not just if type itself is. Don't apply
2628 qualifiers to array type when declarator is processed. Apply
2629 qualifiers to field type whether or not it is an array type.
2630 Don't handle array types specially for applying qualifiers to
2632 * c-typeck.c (composite_type): Build unqualified element type and
2633 array type when forming composite of array types.
2634 (common_pointer_type, comptypes, comp_target_types,
2635 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2636 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2638 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2639 (args2) in variables a1 and a2.
2641 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2643 * cse.c (n_elements_made, max_elements_made): Remove.
2644 (insert): Don't touch n_elements_made.
2645 (cse_main): Don't touch n_elements_made or max_elements_made.
2647 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2650 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2651 configuration part of dp-bit.c to be lost.
2653 2005-01-28 Roger Sayle <roger@eyesopen.com>
2655 * expmed.c (expand_mult_highpart_optab): When attempting to use
2656 a non-widening multiplication in a wider mode, the operands need
2657 to be converted (zero or sign extended) to that mode.
2659 2005-01-28 Ian Lance Taylor <ian@airs.com>
2663 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2664 through if both operands fall through.
2666 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2668 * cse.c (fold_rtx) <PC>: Don't optimize.
2670 2005-01-28 Jeff Law <law@redhat.com>
2672 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2673 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2675 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2677 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2678 cse_reg_info_used_list_end): Remove.
2679 (cse_reg_info_list, cse_reg_info_list_free): New.
2680 (get_cse_reg_info): When allocating an instance of
2681 cse_reg_info, add it to the beginning of the cse_reg_info_list
2682 list. Remove code to maintain cse_reg_info_used_list.
2683 (new_basic_block): Reset the free list to the beginning of
2686 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2688 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2689 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2690 (frv_expand_mdpackh_builtin): New function.
2691 (frv_expand_builtin): Use it to expand __MDPACKH.
2692 * doc/extend.texi (__MDPACKH): Update documentation.
2694 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2696 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2697 SSE_FLOAT_MODE_P for use_sse computation.
2699 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2702 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2704 2005-01-27 Richard Henderson <rth@redhat.com>
2706 * builtins.c (expand_builtin_copysign): New.
2707 (expand_builtin): Call it.
2708 * genopinit.c (optabs): Add copysign_optab.
2709 * optabs.c (init_optabs): Initialize it.
2710 (expand_copysign): New.
2711 * optabs.h (OTI_copysign, copysign_optab): New.
2712 (expand_copysign): Declare.
2714 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2715 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2717 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2718 (ix86_expand_fp_absneg_operator): ... here.
2719 (ix86_split_copysign): New.
2720 * config/i386/i386-protos.h: Update.
2721 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2722 (copysignsf3, copysigndf3): New.
2724 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2725 (copysignsf3, ncopysignsf3): New.
2726 (copysigndf3, ncopysigndf3): New.
2727 (copysignxf3, ncopysignxf3): New.
2728 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2730 2005-01-27 Arend Bayer <arend.bayer@web.de>
2731 Kazu Hirata <kazu@cs.umass.edu>
2733 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2734 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2735 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2738 2005-01-27 Jeff Law <law@redhat.com>
2740 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2741 definitions of SSA_NAMEs which are not being rewritten.
2742 (rewrite_ssa_into_ssa): Only initialize the current definition
2743 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2744 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2745 SSA_NAMEs before returning.
2747 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2749 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2750 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2751 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2752 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2753 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2755 2005-01-27 Steven Bosscher <stevenb@suse.de>
2758 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2759 higher to -O2 and higher. Likewise for tree PRE.
2760 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2763 2005-01-27 Ian Lance Taylor <ian@airs.com>
2766 * gimple-low.c (try_catch_may_fallthru): New static function.
2767 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2768 * tree-inline.c (expand_call_inline): Don't warn about reaching
2769 the end of a non-void function being inlined if the function uses
2772 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2774 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2777 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2778 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2779 (implicitly_declare): Handle error_mark_node.
2781 2005-01-27 Richard Henderson <rth@redhat.com>
2784 * tree.h (struct tree_decl): Add debug_expr_is_from.
2785 (DECL_DEBUG_EXPR_IS_FROM): New.
2786 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2787 * dwarf2out.c (dwarf2out_var_location): Update to match.
2788 * tree-outof-ssa.c (create_temp): Likewise.
2789 * var-tracking.c (track_expr_p): Likewise.
2790 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2791 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2792 * toplev.c (default_tree_printer): Likewise.
2794 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2796 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2797 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2799 2005-01-27 Steven Bosscher <stevenb@suse.de>
2801 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2802 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2803 ASM_CLOBBERS): Add tree checks.
2805 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2806 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2807 * c-common.def (SWITCH_STMT): Update to match.
2808 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2809 macros instead of SWITCH_EXPR ones.
2810 * c-dump.c (c_dump_tree): Likewise.
2811 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2812 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2814 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2816 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2818 * unwind-dw2.c (execute_stack_op): Add missing cases for
2819 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2821 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2823 * config.gcc (Obsolete configurations): Remove 'dummy', add
2824 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2827 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2829 PR tree-optimization/19633
2830 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2832 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2833 are no call-clobbered variables.
2834 * tree-outof-ssa.c (check_replaceable): Return false for calls
2837 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2839 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2840 even for variables with NULL DECL_INITIAL.
2842 2005-01-26 Stuart Hastings <stuart@apple.com>
2844 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2846 2005-01-26 Richard Henderson <rth@redhat.com>
2849 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2851 * expr.c (store_field): Strip conversions to odd-bit-sized types
2852 if the destination field width matches.
2854 2005-01-26 Richard Henderson <rth@redhat.com>
2856 * c-decl.c, expmed.c, expr.c: Revert last change.
2858 2005-01-26 Richard Henderson <rth@redhat.com>
2861 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2863 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2864 if we don't need the bits above those present in the current mode.
2865 * expr.c (store_field): Strip conversions to odd-bit-sized types
2866 if the destination field width matches.
2868 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2870 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2871 either -ffast-math or -funsafe-math-optimizations is in use.
2873 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2877 * config/avr/avr.c (notice_update_cc): Only set condition code for
2878 ashrqi3 if shift count > 0.
2879 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2880 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2881 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2882 count <= 0 as a no-op, and shift count >= width by copying zero
2883 or sign bit to all bits of the result.
2884 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2885 count, with attribute "length" set to 0 and "cc" set to "none".
2887 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2889 * doc/invoke.texi: Document -mTLS.
2891 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2892 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2893 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2894 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2895 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2896 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2897 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2898 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2900 * configure.ac: Check for a TLS capable gas.
2902 * configure: Regenerate.
2904 2005-01-26 Richard Henderson <rth@redhat.com>
2907 * combine.c (make_field_assignment): Simplify store to zero_extract
2908 from a source with an overlapping mask.
2910 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2912 2004-11-11 Eric Christopher <echristo@redhat.com>
2914 * config/frv/frv.md: Add fr400_integer automaton. Don't
2915 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2918 2005-01-26 Steven Bosscher <stevenb@suse.de>
2921 * cfgbuild.c (make_edges): Do not clear or set
2922 current_function_has_computed_jump.
2923 * function.h (struct function): Remove the has_computed_jump field.
2924 (current_function_has_computed_jump): Do not define.
2925 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2926 in a computed jump. Ignore current_function_has_computed_jump.
2928 2005-01-26 Richard Henderson <rth@redhat.com>
2931 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2932 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2934 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2935 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2936 objects into static storage if they have more than one non-zero value.
2937 * tree.h (categorize_ctor_elements): Update decl.
2939 2005-01-26 Steven Bosscher <stevenb@suse.de>
2942 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2943 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2944 to this function from 2004-07-10.
2945 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2946 the current function for tail call optimizations if the address
2947 of one of it its arguments is taken.
2949 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2951 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2953 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2955 * function.c (expand_function_end): If current_function_calls_alloca,
2956 emit stack restore in a place that is reached when the function falls
2959 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2961 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2962 rule to avoid matching inappropriate suffix rule.
2964 2005-01-26 Jan Hubicka <jh@suse.cz>
2966 PR tree-optimization/19241
2967 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2969 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2971 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2972 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2974 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2975 <sim*>: Always use crt1.o, regardless of N in simN.
2976 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2977 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2978 (CRT_CALL_STATIC_FUNCTION): Remove.
2979 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2980 use crt1.o, regardless of N in simN.
2981 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2982 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2983 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2984 case isystem setting.
2985 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2987 2005-01-25 Ian Lance Taylor <ian@airs.com>
2989 * gimple-low.c (block_may_fallthru): Correct handling of
2990 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2992 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2994 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2995 handlers to match indentation; nested under the mtune=* handler.
2996 Similar for mcpu= and march=.
2998 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3000 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3001 * config/mips/linux64.h (LIB_SPEC): Likewise.
3002 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3003 * config/sh/linux.h (LIB_SPEC): Likewise.
3005 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3007 * config/frv/frv.c (frv_legitimize_tls_address): New.
3008 (TARGET_HAVE_TLS): Define.
3009 (FRV_SYMBOL_REF_TLS_P): Define.
3010 (frv_override_options): Handle new register classes.
3011 (frv_legitimate_address_p): Reject tls addresses.
3012 (frv_legitimize_address): Handle TLS addresses.
3013 (gen_inlined_tls_plt): New.
3015 (frv_legitimize_tls_address): New.
3016 (unspec_got_name): Add TLS entries.
3017 (got12_operand): Add R_FRV_TLSMOFF12 case.
3018 (frv_emit_move): Fixup TLS addresses.
3019 (frv_emit_movsi): Legitimize TLS addresses.
3021 * config/frv/frv.h (MASK_BIG_TLS): New.
3022 (TARGET_BIG_TLS): New.
3023 (HAVE_AS_TLS): Define.
3024 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3025 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3026 (REG_CLASS_NAMES): Same.
3027 (REG_CLASS_CONTENTS): Same.
3028 (CONSTRAINT_LEN): New.
3029 (REG_CLASS_FROM_CONSTRAINT): New.
3030 (PREDICATE_CODES): Add symbolic_operand.
3032 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3033 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3034 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3035 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3036 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3037 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3038 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3039 GR9_REG, GR14_REG, LRREG.
3040 (type): Add load_or_call attribute.
3041 ("load_or_call"): New reservation.
3042 ("call_gettlsoff"): New.
3043 ("tls_indirect_call"): New.
3044 ("tls_load_gottlsoff12"): New.
3045 ("tlsoff_hilo"): New.
3046 ("tls_tlsdesc_ldd"): New.
3047 ("tls_tlsoff_ld"): New.
3050 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3052 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3054 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3055 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3056 * config/frv/frv.c (TLS_BIAS): Define.
3057 (frv_output_dwarf_dtprel): New.
3059 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3061 PR rtl-optimization/19579
3062 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3063 both A and B, see if they don't clobber registers the other expr uses.
3065 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3067 * real.c (do_add): Initialize signalling and canonical members.
3069 * real.c (real_from_integer): Zero out destination.
3071 2005-01-18 Jan Hubicka <jh@suse.cz>
3073 PR tree-optimize/19337
3074 * tree-inline.c (initialize_inlined_parameters): Copy
3075 saved_static_chain_decl only.
3077 2005-01-25 Richard Henderson <rth@redhat.com>
3081 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3082 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3083 80387 enabled, to return a proper subclass. Return the subset that
3084 overlaps with GENERAL_REGS for PLUS.
3085 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3087 2005-01-25 Richard Henderson <rth@redhat.com>
3090 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3092 2005-01-25 Roger Sayle <roger@eyesopen.com>
3094 * expmed.c (choose_multiplier): Change interface to return the
3095 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3096 (expand_divmod): Update calls to choose_multiplier.
3098 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3101 * expmed.c (extract_bit_field): Use adjust_address instead of
3102 gen_lowpart when op0 is a MEM.
3104 2005-01-24 Steven Bosscher <stevenb@suse.de>
3106 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3108 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3110 * config/mips/irix-csr.c: New file.
3111 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3112 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3113 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3116 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3119 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3120 sparc/elf.h, add sparc/sp-elf.h.
3121 (sparc-*-rtems*): Likewise.
3122 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3123 tm-dwarf2.h, add sparc/sp-elf.h.
3124 (sparc86x-*-elf): Likewise.
3125 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3126 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3127 TARGET_OS_CPP_BUILTINS.
3128 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3129 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3131 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3132 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3133 (SWITCH_TAKES_ARG): Likewise.
3134 (LOCAL_LABEL_PREFIX): Likewise.
3135 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3136 (TARGET_N_FORMAT_TYPES): Delete.
3137 (TARGET_FORMAT_TYPES): Likewise.
3138 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3139 * config/sparc/elf.h: Delete.
3140 * config/sparc/sp-elf.h: New file.
3142 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3144 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3145 * tree-flow.h: Remove the corresponding prototype.
3146 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3147 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3149 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3152 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3153 for AIX ABI or ELF -fPIC.
3154 (rs6000_emit_load_toc_table): Don't create toc_section here.
3155 (rs6000_xcoff_file_start): Nor here.
3157 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3159 * sh.c (ra.h): Don't #include.
3160 (hard_regs_intersect_p): New function, resurrected from ra.c.
3162 * sh.c: Fix 1996 Copyright.
3164 2005-01-24 Richard Henderson <rth@redhat.com>
3165 Aldy Hernandez <aldyh@redhat.com>
3167 * regrename.c (note_sets): Handle subregs.
3169 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3172 * genconditions.c (write_header, write_conditions): Elide file if
3175 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3177 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3178 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3181 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3183 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3184 expand_builtin_printf, expand_builtin_fprintf,
3185 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3186 checking against POINTER_TYPE.
3187 (validate_arglist): Handle POINTER_TYPE code by checking
3190 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3192 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3194 (for_each_rtx): Call for_each_rtx_1.
3195 * rtl.h (init_rtlanal): Declare.
3196 * toplev.c (backend_init): Call init_rtlanal.
3198 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3200 * flow.c (propagate_one_insn): Formatting.
3203 * flow.c (libcall_dead_p): Be more conservative if unsure.
3204 If there are any instructions between insn and call, see if they are
3205 all dead before saying the libcall is dead.
3207 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3209 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3210 operand constraint for operand 0.
3212 2005-01-23 Richard Henderson <rth@redhat.com>
3215 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3216 edges leading to join block.
3218 2005-01-23 Roger Sayle <roger@eyesopen.com>
3220 * expmed.c (expand_mult_highpart): Make static. Change type of
3221 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3222 (expand_divmod): Updates calls to expand_mult_highpart by using
3223 gen_int_mode to pass a CONST_INT rtx.
3224 * rtl.h (expand_mult_highpart): Remove prototype.
3226 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3228 * flow.c (regset_bytes, regset_size): Remove.
3230 * cfganal.c: Fix a reference to Harvey's paper.
3232 2005-01-23 Steven Bosscher <stevenb@suse.de>
3234 PR rtl-optimization/19464
3235 * tree-optimize.c (init_tree_optimization_passes): Add one more
3236 copyrename pass just before out-of-ssa.
3238 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3241 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3242 * ggc-none.c (ggc_free): Define.
3244 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3246 * cse.c (max_reg, max_insn_uid): Remove.
3247 (cse_main): Don't access max_reg or max_insn_uid.
3249 * c-common.c (explicit_flag_signed_bitfields,
3250 lang_statement_code_p, lang_expand_function_end): Remove.
3251 * c-common.h: Remove the corresponding declarations.
3252 * c-opts.c (c_common_handle_option): Remove all write access
3253 to explicit_flag_signed_bitfields.
3255 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3256 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3257 * cgraph.h: Remove the corresponding declaration.
3259 * gcse.c (null_pointer_info): Remove.
3261 2005-01-23 Roger Sayle <roger@eyesopen.com>
3262 Eric Botcazou <ebotcazou@libertysurf.fr>
3264 * combine.c (simplify_logical): Only simplify logical expressions
3265 of the form ior(and(x,y),z) by the inverse distributive law if the
3266 result is cheaper than the original.
3268 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3270 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3271 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3272 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3273 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3274 config/freebsd-spec.h, config/arm/arm.h,
3275 config/h8300/h8300.md, config/i386/i386.md,
3276 config/i386/predicates.md, config/i386/sse.md,
3277 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3278 config/vax/vax.md: Fix comment typos. Follow spelling
3281 2005-01-23 Steven Bosscher <stevenb@suse.de>
3283 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3284 tests, instead of `less than'.
3286 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3288 * function.c (assign_parm_setup_block): When creating a new stack slot
3289 for a parameter, get its alignment from the parameter's DECL_ALIGN
3290 rather than the type's TYPE_ALIGN. Make sure that the parameter
3291 is at least word aligned.
3293 2005-01-22 Roger Sayle <roger@eyesopen.com>
3296 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3298 2005-01-22 Richard Henderson <rth@redhat.com>
3301 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3302 in both compare operands.
3303 (movdfcc_1_sse_max): Likewise.
3304 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3305 (movdfcc_1_sse): Likewise.
3306 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3307 scratch register as needed.
3309 2005-01-22 Richard Henderson <rth@redhat.com>
3311 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3313 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3315 2005-01-22 Richard Henderson <rth@redhat.com>
3317 * genopinit.c (optabs): Use smin/smax for floating point too.
3318 * doc/md.texi: Update to match. Clarify that floating point
3319 results are undefined for +0/-0 and NaN.
3320 * doc/rtl.texi: Likewise.
3321 * rtl.def (SMIN, SMAX): Likewise
3322 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3324 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3325 leading 's' to the name.
3326 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3327 smaxxf3, sminxf3): Likewise.
3328 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3331 2005-01-22 Paul Brook <paul@codesourcery.com>
3333 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3335 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3337 * config/s390/s390.c (struct processor_costs): New fields
3338 dlgr, dlr, dr, dsgfr, dsgr.
3339 (z900_cost, z990_cost): Values for new fields.
3340 (s390_rtx_costs): New cases MEM und COMPARE in switch
3341 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3342 DIV, MOD, UDIV, UMOD.
3344 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3346 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3347 into the register being decremented.
3348 ("doloop_si31", "doloop_di"): Likewise.
3349 ("*doloop_si_long"): Adapt pattern.
3351 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3353 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3355 (CLASS_MAX_NREGS): Likewise.
3357 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3359 * doc/tree-ssa.texi (Statement Operands): Add example for new
3360 must-def macro. Note deprecation of old operands interface.
3362 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3364 PR tree-optimization/19484
3365 * tree-cfg.c (remove_fallthru_edge): New function.
3366 (cleanup_control_flow): Remove fallthru edges from calls that are
3367 now known not to return.
3369 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3371 Fix PR tree-optimization/19038
3372 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3373 copies with loop variant ones.
3375 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3377 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3378 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3379 config/alpha/alpha.md, config/alpha/predicates.md,
3380 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3381 config/sparc/sol2.h: Update copyright.
3383 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3384 first label to see if it is a nonlocal label.
3386 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3387 Andrew Pinski <pinskia@physics.uc.edu>
3390 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3391 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3393 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3395 * config/rs6000/rtems.h: Update copyright.
3397 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3400 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3401 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3402 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3404 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3407 * c-typeck.c (convert_arguments): Check for error_mark_node.
3409 2005-01-21 Ian Lance Taylor <ian@airs.com>
3411 PR tree-optimization/13000
3412 * tree-inline.c: Include "tree-flow.h".
3413 (expand_call_inline): If warn_return_type, warn if non-void inline
3414 function falls through.
3415 * tree-cfg.c (execute_warn_function_return): Don't warn about
3416 control reaching end if TREE_NO_WARNING is set. Set
3418 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3420 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3421 branch if we don't need one.
3422 * c-typeck.c: Include "tree-flow.h"
3423 (c_finish_bc_stmt): Don't add a goto if the current statement
3424 list doesn't fall through to the current point.
3426 2005-01-21 Roger Sayle <roger@eyesopen.com>
3428 PR rtl-optimization/576
3429 * real.c (real_arithmetic): Change return type from void to bool
3430 to return an indication that the result may be inexact.
3431 * real.h (real_arithmeric): Update prototype.
3432 * fold-const.c (const_binop): Don't constant fold floating
3433 point expressions when the user specifies -frounding-math and
3434 the result may depend upon the run-time rounding mode.
3435 (fold_convert_const_real_from_real): Clean-up.
3436 (fold_initializer): Ignore flag_rounding_math for initializers.
3437 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3438 constant fold FP operations with flag_rounding_math if the
3439 result may depend upon the run-time rounding mode.
3441 2005-01-21 Tom Tromey <tromey@redhat.com>
3443 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3445 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3447 * tree-cfg.c: Fix comment typos.
3449 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3451 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3452 around the call to rest_of_handle_branch_target_load_optimize.
3454 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3456 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3457 (sparc64-*-openbsd*): Likewise.
3458 (sparclite-*-elf*): Include tm-dwarf2.h.
3459 (sparc86x-*-elf*): Likewise.
3460 (sparc64-*-elf*): Likewise.
3461 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3462 (DBX_DEBUGGING_INFO): Likewise.
3463 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3464 (PREFERRED_DEBUGGING_TYPE): Likewise.
3465 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3466 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3467 (PREFERRED_DEBUGGING_TYPE): Likewise.
3468 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3469 (PREFERRED_DEBUGGING_TYPE): Likewise.
3470 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3472 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3475 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3477 2005-01-20 Paul Brook <paul@codesourcery.com>
3479 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3481 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3483 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3484 label is first in a sequence of labels.
3486 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3488 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3489 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3491 * doc/sourcebuild.texi (Test Directives): New.
3493 2005-01-20 Roger Sayle <roger@eyesopen.com>
3495 * real.c (real_floor): Don't leave the result uninitialized when
3496 mode is VOIDMode, but return the unrounded intermediate value.
3497 (real_ceil): Likewise.
3499 2005-01-20 Paul Brook <paul@codesourcery.com>
3501 * config/arm/arm.md (insv): Use gen_int_mode.
3503 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3505 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3506 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3507 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3508 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3509 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3511 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3514 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3515 fbreg, so we have to assume we can't.
3516 (loc_descriptor_from_tree_1): Ditto.
3517 (containing_function_has_frame_base): New function.
3518 (add_location_or_const_value_attribute): Use it.
3519 Also try to generate a frame_base from a single element location
3522 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3524 PR tree-optimization/15349
3525 * timevar.def (TV_TREE_MERGE_PHI): New.
3526 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3528 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3529 calls to tree_forwarder_block_p.
3530 (remove_forwarder_block_with_phi, merge_phi_nodes,
3531 gate_merge_phi, pass_merge_phi): New.
3532 * tree-optimize.c (init_tree_optimization_passes): Add
3534 * tree-pass.h: Add an extern for pass_merge_phi;
3536 2005-01-20 Richard Henderson <rth@redhat.com>
3539 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3540 (_mm_castps_pd, _mm_castps_si128): New.
3541 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3543 2005-01-20 Richard Henderson <rth@redhat.com>
3546 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3547 __builtin_ia32_vec_init_v2si.
3548 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3549 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3550 (ix86_init_mmx_sse_builtins): Create it.
3551 (ix86_expand_builtin): Expand it.
3552 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3553 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3554 (vec_extractv2si_0, vec_extractv2si_1): New.
3556 2005-01-20 Richard Henderson <rth@redhat.com>
3559 * config/i386/i386.c (ix86_expand_push): New.
3560 * config/i386/mmx.md (push<MMXMODE>1): New.
3561 * config/i386/sse.md (push<SSEMODE>1): New.
3562 * config/i386/i386-protos.h: Update.
3564 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3566 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3569 2005-01-20 Richard Henderson <rth@redhat.com>
3571 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3572 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3574 2005-01-19 Richard Henderson <rth@redhat.com>
3577 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3578 to V4SFmode in SSE1 fallback load path.
3580 2005-01-19 Richard Henderson <rth@redhat.com>
3582 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3583 in QImode expansion to ix86_expand_vector_set.
3584 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3586 2005-01-19 Richard Henderson <rth@redhat.com>
3589 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3590 subclass of the input class.
3591 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3592 Always true for cross-SSE1 classes. Rationalize conditionals.
3593 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3594 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3595 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3596 (movdi_2): Add MMX/SSE zeros.
3597 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3598 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3599 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3600 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3601 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3602 (zero_extendsidi2_rex64_1): Remove.
3603 (MOV0 peephole): Check GENERAL_REG_P.
3605 2005-01-19 Richard Henderson <rth@redhat.com>
3608 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3610 (ix86_expand_vector_extract): Likewise.
3612 2005-01-19 Richard Henderson <rth@redhat.com>
3615 * expr.c (emit_move_change_mode): New argument force; use
3616 simplify_gen_subreg if true.
3617 (emit_move_via_alt_mode): Merge into ...
3618 (emit_move_via_integer): ... here.
3619 (emit_move_ccmode): Use emit_move_change_mode directly.
3621 2005-01-19 Richard Henderson <rth@redhat.com>
3624 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3625 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3626 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3628 (alpha_emit_set_const): Likewise. Make static.
3629 (alpha_emit_set_long_const): Make static.
3630 (alpha_extract_integer): Split out from alpha_expand_mov.
3631 (alpha_split_const_mov): Likewise.
3632 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3633 (alpha_legitimate_constant_p): New.
3634 * config/alpha/alpha-protos.h: Update.
3635 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3636 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3637 * config/alpha/alpha.md (movsi): Add n alternative.
3638 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3639 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3640 (splitters for all of the above): Use alpha_split_const_mov.
3641 * config/alpha/predicates.md (non_add_const_operand): New.
3642 (non_zero_const_operand): New.
3643 (input_operand): Use alpha_legitimate_constant_p after reload.
3645 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3647 PR tree-optimization/19038
3648 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3649 (add_candidate): Add ivs with increment in latch only if
3650 allow_ip_end_pos_p is true.
3651 (determine_iv_cost): Use empty_block_p.
3653 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3655 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3656 (compute_dominance_frontiers): Ditto.
3658 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3661 * config/sh/t-rtems: New.
3662 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3664 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3666 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3667 the offset of the selected field.
3669 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3671 * tree-cfg.c (remove_forwarder_block): Fix the check to
3672 prevent a nonlocal label from appearing in the middle of a
3675 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3677 PR rtl-optimization/19462
3678 * reorg.c (find_end_label): Create return insn only if
3679 current_function_epilogue_delay_list is empty.
3681 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3683 * doc/passes.texi: Remove paragraph mentioning new-ra.
3685 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3687 PR rtl-optimization/15139
3688 * combine.c: Include params.h.
3689 (count_rtxs): New function.
3690 (record_value_for_reg): If replace_rtx would replace at least
3691 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3692 (clobber (const_int 0)) instead of TEM.
3693 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3694 * params.h (MAX_LAST_VALUE_RTL): New.
3695 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3696 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3699 * c-typeck.c (digest_init): Only call build_vector if all constructor
3700 elements are *_CST nodes.
3701 * gimplify.c (gimplify_init_constructor): Likewise.
3704 * c-typeck.c (digest_init): Only call build_vector if inside_init
3707 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3709 * toplev.c (init_asm_output): Remove dead #ifdef.
3711 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3713 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3715 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3717 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3718 accessing DECL_FUNCTION_CODE.
3719 * dojump.c (do_jump): Likewise.
3720 * gimplify.c (gimplify_call_expr): Likewise.
3721 * predict.c (expr_expected_value): Likewise.
3722 (strip_builtin_expect): Likewise.
3723 * tree-inline.c (estimate_num_insns_1): Likewise.
3724 * tree-ssa-loop-im.c (stmt_cost): Likewise
3725 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3726 (tree_expr_nonnegative_p): Likewise.
3728 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3730 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3731 variant of the load_pcrel_sym pattern.
3732 * config/sparc/sparc.md (P macro): Move to the top.
3733 (load_pcrel_sym): Macroize using P.
3734 (save_register_window): Likewise.
3736 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3738 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3741 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3744 * c-typeck.c (build_asm_expr): Strip nops off
3745 input memory operands.
3747 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3749 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3750 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3751 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3752 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3754 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3757 * config/i386/i386.c (override_options): If the 80387 is disabled,
3758 then do not return FP values using FP registers.
3760 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3762 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3763 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3764 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3765 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3766 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3767 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3768 output.h, postreload-gcse.c, postreload.c, recog.c,
3769 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3770 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3771 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3772 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3773 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3774 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3775 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3776 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3778 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3779 config/alpha/alpha.c, config/arm/vfp.md,
3780 config/i386/emmintrin.h, config/i386/i386-modes.def,
3781 config/i386/i386-protos.h, config/i386/i386.h,
3782 config/i386/pmmintrin.h, config/i386/ppro.md,
3783 config/i386/predicates.md, config/i386/xmmintrin.h,
3784 config/i860/i860.c, config/ia64/ia64-modes.def,
3785 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3786 config/ia64/ia64.md, config/ia64/itanium1.md,
3787 config/ia64/itanium2.md, config/ia64/predicates.md,
3788 config/iq2000/iq2000.h, config/mips/linux64.h,
3789 config/rs6000/aix41.h, config/rs6000/aix43.h,
3790 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3791 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3792 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3793 config/sparc/linux64.h, config/sparc/litecoff.h,
3794 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3795 config/sparc/sparc.h, config/sparc/sparc.md,
3796 config/sparc/sysv4-only.h: Update copyright.
3798 2005-01-18 Richard Henderson <rth@redhat.com>
3801 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3803 2005-01-18 Marc Espie <espie@openbsd.org>
3804 * config/i386/openbsdelf.h: Typo.
3806 2005-01-18 Richard Henderson <rth@redhat.com>
3808 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3809 special case for sse.
3810 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3812 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3814 * tree-inline.c (estimate_num_insns_1): Added cases for
3815 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3817 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3819 PR rtl-optimization/19296
3820 * combine.c (simplify_comparison): Rewrite the condition under
3821 which a non-paradoxical SUBREG of a PLUS can be lifted when
3822 compared against a constant.
3824 2005-01-18 Andi Kleen <ak@muc.de>
3826 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3827 * c.opt (-Wpointer-sign): Add.
3828 * doc/invoke.texi: (-Wpointer-sign): Add.
3830 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3832 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3833 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3834 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3835 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3836 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3837 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3838 for TARGET_MIX_SSE_I387.
3839 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3840 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3841 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3842 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3843 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3844 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3845 TARGET_MIX_SSE_I387.
3846 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3849 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3852 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3853 Add movaps alternative for xmm reg->reg move.
3855 2005-01-17 Jeff Law <law@redhat.com>
3857 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3858 at the end of the main DOM loop rather than just before DOM exits.
3860 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3862 PR tree-optimization/19121
3863 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3864 adding aliases to a name tag, also add them to the pointer's
3866 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3867 sensitive alias info at all. Only check that the two pointers
3868 have compatible pointed-to sets.
3869 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3870 a pointer's type tag is a superset of the alias set of the
3873 2005-01-17 James E Wilson <wilson@specifixinc.com>
3876 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3877 comment to document why.
3879 2005-01-17 Richard Henderson <rth@redhat.com>
3881 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3882 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3883 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3884 sse2_vmsminv2df3_finite): New.
3885 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3886 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3887 Force op1 into register.
3889 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3891 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3892 bubblestrap from always rebuilding build directory.
3894 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3896 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3897 ("*cmpmem_short"): Likewise.
3899 2005-01-17 Steven Bosscher <stevenb@suse.de>
3901 * basic-block.h: Document BB_* flags.
3902 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3903 use an sbitmap instead.
3904 * sched-rgn.c (compute_trg_info): Likewise.
3906 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3908 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3909 redundant target_cpu_default and extra_parts lines. Use the default
3911 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3912 (SUBTARGET_EXTRA_SPECS): Delete.
3913 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3914 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3915 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3916 and "n32" for -mabi=n32.
3918 2005-01-17 Ian Lance Taylor <ian@airs.com>
3921 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3922 fold constant variables into initial values.
3924 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3926 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3928 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3929 through the statements backward.
3931 2005-01-17 Ian Lance Taylor <ian@airs.com>
3933 PR middle-end/13127:
3934 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3935 a variable set to the return value of the inlined function.
3937 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3939 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3940 when modes are tieable.
3942 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3944 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3945 of pthread_create to find out if threads are enabled.
3946 * gthr-posix95.h (__gthread_active_p): Likewise.
3948 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3950 * common.opt (-fnew-ra): Remove.
3952 * toplev.h (flag_new_regalloc): Remove.
3953 * Makefile.in (ra*.*): Don't mention.
3954 * passes.c (rest_of_handle_new_regalloc): Remove.
3955 (rest_of_handle_combine, rest_of_compilation): Always consider
3956 flag_new_regalloc as false.
3957 * doc/invoke.texi: Don't document -fnew-ra.
3959 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3961 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3962 last parameter to reg_scan.
3963 * loop.c (loop_optimize): Likewise.
3964 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3965 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3966 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3967 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3968 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3969 * regclass.c (reg_scan): Likewise, for the declaration.
3970 * rtl.h (reg_scan): Likewise, for the prototype.
3972 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3974 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3975 mark_dfs_back_edges.
3977 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3979 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3980 (compute_avail): Uses don't go in tmp_gen.
3982 2005-01-16 Steven Bosscher <stevenb@suse.de>
3984 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3985 loop to look for a free slot in a page entry.
3987 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3990 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3991 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3992 just before targetm.asm_out.file_end.
3993 * tree.h (process_pending_assemble_output_defs): Declare.
3994 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3996 (assemble_alias): Defer generation of assembly code for defines when
3997 TARGET_DEFERRED_OUTPUT_DEFS is true.
3998 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3999 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4000 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4002 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4005 * pa.c (pa_scalar_mode_supported_p): New function.
4006 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4007 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4009 * pa-protos.h (prefetch_operand): Delete.
4010 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4011 * pa.c (prefetch_operand): Delete.
4012 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4013 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4014 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4015 and prefetch_nocc_operand.
4016 * pa.md (prefetch): Rework to avoid reload problems handling short
4017 displacements when a cache control completer needs to be provided.
4018 (prefetch_32, prefetch_64): Delete.
4019 (prefetch_cc, prefetch_nocc): New patterns.
4021 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4023 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4025 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4028 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4029 exceeds maximum alignment for global common data.
4030 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4031 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4033 2004-01-15 Roger Sayle <roger@eyesopen.com>
4035 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4037 2004-01-15 Roger Sayle <roger@eyesopen.com>
4039 * harg-reg-set.h (reg_class_names): Prototype global array.
4040 * regclass.c (reg_class_names): Declare here and initialize to
4042 (dump_regclass): Remove local declaration of reg_class_names.
4043 (regclass): Likewise.
4044 * cfg.c (dump_flow_info): Likewise.
4045 * ra-debug.c (reg_class_names): Likewise.
4046 * regrename.c (reg_class_names): Likewise.
4047 * reload.c (reg_class_names): Likewise.
4048 * reload1.c (spill_failure): Likewise.
4049 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4051 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4053 * config/s390/s390.md ("reload_outti"): Remove predicate for
4054 output operand. Abort if operand is not a MEM.
4055 ("reload_outdi", "reload_outdf"): Likewise.
4057 2005-01-15 Marc Espie <espie@openbsd.org>
4059 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4060 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4061 * config/openbsd.h: Fix C++ includes for native configurations.
4062 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4063 Add trampoline support.
4064 * config/i386/openbsdelf.h: New.
4066 2005-01-15 Marc Espie <espie@openbsd.org>
4068 * collect2.c (main): Explicitly parse -dynamic-linker option.
4070 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4072 PR tree-optimization/19060
4073 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4074 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4075 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4076 and handle extract_range_from_cond returning false.
4077 * fold-const.c (fold): Optimize comparisons with min/max even for
4078 width > HOST_BITS_PER_WIDE_INT.
4080 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4082 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4083 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4084 Remove little endian multilib variants.
4085 Add mips32 multilib variant.
4087 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4089 * explow.c (copy_all_reg, stabilize): Remove.
4090 * expr.h: Remove the corresponding prototypes.
4092 * rtlanal.c (regs_set_between_p): Remove.
4093 * rtl.h: Remove the corresponding prototype.
4095 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4097 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4098 to rs6000_nonimmediate_operand.
4099 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4100 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4101 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4102 rs6000_nonimmediate_operand.
4103 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4104 rs6000_nonimmediate_operand.
4106 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4108 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4110 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4112 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4114 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4115 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4117 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4118 (rs6k_nonimmediate_operand): New.
4119 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4121 (legitimate_lo_sum_address_p): Same.
4122 (rs6000_legitimize_address): Same.
4123 (rs6000_legitimize_reload_address): Same.
4124 (rs6000_legitimate_address): Same.
4125 (spe_build_register_parallel): Pass DF and DC modes in a DI
4128 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4129 to rs6k_nonimmediate_operand.
4131 * config/rs6000/spe.md ("*frob_df_di"): New.
4132 ("*frob_di_df"): New.
4133 ("*frob_di_df_2"): New.
4134 ("*mov_sidf_e500_subreg0"): New.
4135 ("*mov_sidf_e500_subreg4"): New.
4136 ("*movdf_e500_double"): Change predicate to
4137 rs6k_nonimmediate_operand.
4139 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4141 * postreload.c (move2add_note_store): Only call
4142 trunc_int_for_mode on scalar integers.
4144 2005-01-14 Steven Bosscher <stevenb@suse.de>
4146 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4147 replace BB_VISITED uses.
4148 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4149 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4150 (tree_dce_done): Free visited_control_parents.
4151 (perform_tree_ssa_dce): Allocate and clear it.
4152 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4153 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4154 instead of BB_VISITED.
4156 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4158 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4159 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4160 Remove unused prototypes.
4162 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4164 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4165 64-bit register usage.
4166 (spe_func_has_64bit_regs_p): Add FIXME note.
4168 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4170 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4171 flag_finite_math_only with flag_unsafe_math_optimizations.
4173 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4175 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4177 (__tpf_eh_return): Copy TPF private stack area from the module
4178 boundary stack frame. Add check for when module addresses are
4179 equal, but no stub address is found.
4181 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4184 * arm.h (struct machine_function): Add call_via field.
4185 (thumb_call_via_label): Declare.
4186 * arm.c (thumb_call_via_label): New variable.
4187 (thumb_call_reg_needed): New variable.
4188 (arm_output_function_epilogue): For Thumb code, output any per-function
4189 call-indirect trampolines.
4190 (thumb_call_via_reg): New function.
4191 (arm_file_end): New function.
4192 (TARGET_ASM_FILE_END): Call arm_file_end.
4193 (aof_file_end): Likewise.
4194 * arm-protos.h (thumb_call_via_reg): Declare.
4195 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4196 thumb_call_via_reg in normal case.
4198 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4201 PR rtl-optimization/19348
4202 * recog.c (peephole2_optimize): Do global life update if some peephole
4203 decides it doesn't need at least one of its inputs and that change
4204 influences liveness at the start of the basic block.
4206 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4207 arguments instead of 1.
4209 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4212 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4213 zero for nested functions needing a static chain or functions
4214 with a non-constant address.
4216 2005-01-13 Roger Sayle <roger@eyesopen.com>
4218 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4219 (and (sign_extend X) C) into (zero_extend (and X C)).
4221 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4223 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4225 2005-01-13 Richard Henderson <rth@redhat.com>
4230 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4231 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4232 not just TARGET_SSE.
4233 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4234 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4235 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4236 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4237 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4238 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4239 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4240 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4241 (movdicc_c_rex64): Rename with '*'.
4242 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4243 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4244 (movsfcc_1_387): Rename from movsfcc_1.
4245 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4246 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4247 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4248 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4249 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4250 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4251 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4252 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4253 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4254 sse_movdfcc_const0_4): Remove.
4255 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4256 recognize min/max early. Update for changed sse cmove patterns.
4257 (ix86_split_sse_movcc): New.
4258 * config/i386/i386-protos.h: Update.
4260 2005-01-13 Steven Bosscher <stevenb@suse.de>
4262 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4263 (fix_stmt_v_may_defs): Likewise.
4265 2005-01-13 Richard Henderson <rth@redhat.com>
4267 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4268 for converting the mask.
4270 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4272 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4275 2005-01-13 Richard Henderson <rth@redhat.com>
4277 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4278 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4279 IX86_BUILTIN_MOVDQ2Q): Remove.
4280 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4281 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4282 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4284 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4285 (sse2_pextrw): Fix immediate constraint.
4286 (sse2_loadq, sse2_loadq_rex64): Remove.
4287 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4288 Use __builtin_ia32_vec_ext_<size>.
4289 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4291 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4293 * function.c (assign_parm_setup_block): Look inside original
4294 entry_parm when inspecting PARALLEL.
4296 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4297 Joel Sherrill <joel@oarcorp.com>
4300 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4301 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4302 rtems_gxx_recursive_mutex_init.
4303 (__gthread_recursive_mutex_lock): New function.
4304 (__gthread_recursive_mutex_trylock): Likewise.
4305 (__gthread_recursive_mutex_unlock): Likewise.
4307 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4309 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4311 2005-01-13 Jan Beulich <jbeulich@novell.com>
4313 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4314 (ashrti3_internal): Indicate output is early clobber. Generate result
4315 into output rather than first input. Use move for low word of output
4316 if shift count is exactly 64.
4317 (lshrti3_internal): Likewise.
4319 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4323 * reload1.c (delete_output_reload): Don't delete an output reload
4324 if the pseudo lives longer than a single basic block. Adjust and
4325 improve wording of comment.
4327 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4330 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4331 of TYPE_SIZE where we mean the number of bytes.
4333 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4335 * function.c (assign_parm_setup_block): Relax condition on
4336 multi-register optimization.
4338 2005-01-12 Nick Clifton <nickc@redhat.com>
4340 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4341 an "in_delay_slot" attribute of "no" to prevent them being used in
4342 delay slots. This is forbidden because they might generate
4345 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4348 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4351 2005-01-12 Nick Clifton <nickc@redhat.com>
4353 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4354 passed on to GAS) but do not define, as GAS no longer supports or
4355 needs the -m2000 option.
4357 2005-01-11 Roger Sayle <roger@eyesopen.com>
4359 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4360 type as args of unprototyped builtins aren't automatically promoted.
4361 (fold_builtin_abs): Likewise.
4363 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4365 * Makefile.in: Set a `build-warn' variable.
4367 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4369 PR tree-optimization/17949
4370 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4371 (find_interesting_uses_address): Use it.
4373 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4375 * regrename.c (kill_value): Handle subreg's that won't simplify.
4377 2005-01-11 Richard Henderson <rth@redhat.com>
4380 * config/i386/i386.h (enum ix86_builtins): Move ...
4381 * config/i386/i386.c: ... here.
4382 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4383 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4384 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4385 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4386 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4387 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4388 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4389 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4390 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4391 IX86_BUILTIN_LOADDDUP): Remove.
4392 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4393 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4394 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4395 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4396 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4397 (ix86_init_builtins): Make static.
4398 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4399 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4400 if all the modes match. Otherwise, fake it.
4401 (get_element_number, ix86_expand_vec_init_builtin,
4402 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4403 (ix86_expand_builtin): Make static. Update for changed builtins.
4404 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4405 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4406 (ix86_expand_vector_init_duplicate): New.
4407 (ix86_expand_vector_init_low_nonzero): New.
4408 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4409 Split out from ix86_expand_vector_init; handle integer modes.
4410 (ix86_expand_vector_init): Use them.
4411 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4412 * config/i386/i386-protos.h: Update.
4413 * config/i386/predicates.md (reg_or_0_operand): New.
4414 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4415 (movv2sf_internal): Likewise. And a splitter to match them all.
4416 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4417 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4418 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4419 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4420 (mmx_pinsrw): Fix operand ordering.
4421 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4422 rather than sse_loadss expander.
4423 (movv2df splitter): Similarly.
4424 (sse_loadss, sse_loadlss): Remove.
4425 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4426 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4427 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4428 (sse3_movddup): Rename with '*'.
4429 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4430 (sse2_loadsd): Remove.
4431 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4432 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4433 (sse2_pinsrw): Fix argument ordering.
4434 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4435 (sse2_stored): Remove 'r' destination.
4436 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4437 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4438 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4439 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4440 vec_extractv16qi, vec_initv16qi): New.
4442 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4443 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4444 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4446 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4447 (_mm_load_si128, _mm_store_si128): Likewise.
4448 (_mm_load1_pd): Use _mm_set1_pd.
4449 (_mm_load_sd): Use _mm_set_sd.
4450 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4451 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4452 (_mm_set_epi64): Use _mm_set_epi64x.
4453 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4454 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4455 _mm_setr_epi8): Use _mm_set_foo form.
4456 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4457 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4458 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4459 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4460 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4461 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4462 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4463 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4464 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4465 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4466 (_mm_movedup_pd): Use _mm_shuffle_pd.
4467 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4468 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4469 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4470 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4472 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4473 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4474 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4475 (_mm_store_ps): Use raw dereference.
4476 (_mm_store1_ps): Use _mm_storeu_ps.
4477 (_mm_storer_ps): Use _mm_store_ps.
4478 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4479 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4481 2005-01-11 Stan Shebs <shebs@apple.com>
4483 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4484 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4486 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4489 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4490 Skip all DECLs except for FIELD_DECLs.
4492 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4494 * config/s390/s390.c (override_options): Return error if
4495 -mbackchain, -mpacked-stack and -mhard-float are used together.
4496 (s390_va_start): Remove the backchain && packed-stack special case.
4497 (s390_gimplify_va_arg): Likewise.
4498 * doc/invoke.texi: Remove the ABI incompatibility note.
4500 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4502 * config/s390/s390.c (struct s390_frame_layout): Remove
4504 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4505 save_backchain_p with TARGET_BACKCHAIN.
4507 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4510 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4511 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4512 * function.c (locate_and_pad_parm): Set new field.
4513 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4514 Tweak where_pad test to include "none". Always set mem align for
4516 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4517 not sufficient for type.
4518 (assign_parm_setup_block): If stack_parm is zero on entry, always
4519 make a new stack local. Block move old stack parm if necessary
4520 to new aligned stack local.
4521 (assign_parm_setup_stack): Use a block move to handle
4522 potentially misaligned entry_parm.
4523 (assign_parms_unsplit_complex): Specify required alignment when
4524 creating stack local.
4525 * calls.c (compute_argument_addresses): Override alignment of stack
4526 arg calculated from its type with the alignment given by
4527 FUNCTION_ARG_BOUNDARY.
4528 (store_one_arg): Likewise.
4530 2005-01-11 Jan Beulich <jbeulich@novell.com>
4532 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4533 Change respective itanium_class attribute to ialu.
4534 (shladdp4_internal): New.
4535 * config/ia64/predicates.md (shladd_log2_operand): New.
4537 2005-01-11 Richard Henderson <rth@redhat.com>
4539 * expr.c (store_constructor): Use rtvec_alloc instead of
4540 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4542 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4544 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4546 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4548 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4549 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4550 (TARGET_RWRELOC): Define.
4551 (ia64_rwreloc_section_type_flags): Delete.
4552 (ia64_section_type_flags): New function.
4553 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4554 (TARGET_RWRELOC): Define.
4556 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4559 * config/ia64/ia64.c (process_set): For alloc insn, only call
4560 process_epilogue is !frame_pointer_needed.
4562 2005-01-10 Roger Sayle <roger@eyesopen.com>
4565 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4566 unary operator and can't be treated as a binary/comparison operator.
4568 2005-01-10 Richard Henderson <rth@redhat.com>
4570 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4571 (ix86_return_in_memory): Likewise.
4572 (function_arg_advance): Likewise. Mirror structure in function_arg
4573 for choosing register to advance.
4575 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4577 * tree-vectorizer.c, tree.def: Fix comment typos.
4579 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4581 * config/s390/s390.c (struct processor_costs): 4 new fields:
4582 ddbr, ddr, debr, der.
4583 (s390_rtx_costs): More precise handling of divide instructions.
4585 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4587 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4589 2005-01-10 Jan Beulich <jbeulich@novell.com>
4591 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4592 names resulting from -ffunction-sections/-fdata-sections and linkonce
4594 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4595 based on the section name. Rearrange the section name comparison logic
4596 slightly so that each section name is compared against at most once.
4598 2005-01-10 Ben Elliston <bje@au.ibm.com>
4600 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4601 targets for which -fPIC reduces limitations on the GOT size.
4603 2005-01-09 Falk Hueffner <falk@debian.org>
4605 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4608 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4611 * collect2.c (main): Set aixrtl_flag for -brtl option.
4612 (resolve_lib_name): Search for .so file extension before .a
4615 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4617 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4618 (vect_analyze_data_refs_alignment): Add dump prints.
4620 2005-01-09 Ira Rosen <irar@il.ibm.com>
4622 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4623 expr_invariant_in_loop_p.
4624 Initialize outputs first thing in the function.
4625 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4626 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4627 (vect_analyze_pointer_ref_access): Check that the initial condition of
4628 the access function is loop invariant.
4630 2005-01-09 Richard Henderson <rth@redhat.com>
4632 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4633 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4634 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4635 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4636 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4637 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4638 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4639 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4640 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4641 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4642 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4643 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4644 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4645 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4646 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4647 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4648 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4649 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4650 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4651 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4652 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4653 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4654 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4656 (mmx_clrdi, pavgusb): Remove.
4657 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4658 with leading sse_ prefix.
4659 * config/i386/sse.md: Receive them.
4660 * config/i386/mmx.md: New file.
4661 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4662 (subrv2sf3): Turn into expander for normal subtraction.
4663 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4664 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4665 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4666 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4667 commutative; use ix86_binary_operator_ok.
4668 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4669 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4670 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4671 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4672 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4673 Macroize from existing patterns; use ix86_binary_operator_ok.
4674 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4675 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4676 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4677 with vec_select+vec_concat.
4678 (mmx_pshufw, mmx_pshufw_1): Likewise.
4679 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4680 (mmx_uavgv4hi3): Model correctly.
4681 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4682 _mm_xor_si64): Remove casts.
4684 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4686 PR tree-optimization/19224
4687 * tree-scalar-evolution.c (get_instantiated_value,
4688 set_instantiated_value): New functions.
4689 (instantiate_parameters_1): Cache the results.
4690 (instantiate_parameters, resolve_mixers): Initialize and free
4693 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4695 * config/i386/i386.md (addhi_4): Correct reference in comment.
4698 2005-01-08 Richard Henderson <rth@redhat.com>
4700 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4701 (_mm_cvtsi128_si64x): Likewise.
4702 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4703 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4704 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4705 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4706 * config/i386/i386-protos.h: Update.
4707 * config/i386/i386.c (print_operand): Add 'H'.
4708 (ix86_fixup_binary_operands): Split out from ...
4709 (ix86_expand_binary_operator): ... here.
4710 (ix86_fixup_binary_operands_no_copy): New.
4711 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4712 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4713 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4714 (safe_vector_operand): Use CONST0_RTX.
4715 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4716 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4717 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4718 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4720 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4721 (IX86_BUILTIN_CMPNGESS): New.
4722 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4723 (attr type): Add sselog1.
4724 (attr unit, attr memory): Handle it.
4725 (movti, movti_internal, movti_rex64): Move near other integer moves.
4726 (movtf, movtf_internal): Move near other fp moves.
4727 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4728 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4729 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4730 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4731 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4732 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4733 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4734 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4735 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4736 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4737 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4738 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4739 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4740 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4741 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4742 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4743 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4744 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4745 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4746 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4747 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4748 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4749 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4750 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4751 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4752 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4753 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4754 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4755 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4756 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4757 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4758 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4759 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4760 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4761 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4762 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4763 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4764 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4765 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4766 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4767 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4768 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4769 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4770 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4772 (SSEPUSH, push<SSEPUSH>): Remove.
4773 (MMXPUSH, push<MMXPUSH>): Remove.
4774 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4775 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4776 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4777 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4778 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4779 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4780 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4781 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4782 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4783 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4784 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4785 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4786 (ppro_sse_log_V4SF): Handle sselog1.
4787 * config/i386/predicates.md (const_0_to_1_operand): New.
4788 (const_0_to_255_mul_8_operand): New.
4789 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4790 (const_2_to_3_operand, const_4_to_7_operand): New.
4791 * config/i386/sse.md: New file.
4792 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4793 (sse_movups): Rename from sse_movups_1.
4794 (sse_loadlss): Rename from sse_loadss_1.
4795 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4797 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4798 (absv4sf2, negv2df, absv2df): New.
4799 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4800 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4801 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4802 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4803 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4804 (sse3_addsubv4sf3): Model correctly.
4805 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4806 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4807 (sse_movhlps): Model with vec_select+vec_concat.
4808 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4809 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4810 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4811 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4812 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4813 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4814 sse2_pshufhw_1): Likewise.
4815 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4816 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4817 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4818 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4819 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4820 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4821 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4822 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4823 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4824 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4825 sminv8hi3): Mark commutative
4826 operands. Use ix86_binary_operator_ok.
4827 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4828 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4829 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4830 sse2_punpcklqdq): Allow operand2 in memory.
4831 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4832 sse2_movsd): Add memory alternatives.
4833 (sse_storelps): Turn expander into an insn; split after reload.
4834 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4835 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4837 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4839 * configure.ac (DWARF-2 debug_line): Use objdump.
4840 * configure: Regenerate.
4842 2005-01-08 Jeff Law <law@redhat.com>
4843 Diego Novillo <dnovillo@redhat.com>
4845 PR tree-optimization/18241
4846 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4847 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4848 statements with volatile operands.
4849 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4850 operands after marking a statement with has_volatile_ops.
4852 2005-01-08 Roger Sayle <roger@eyesopen.com>
4854 * tree.c (int_fits_type_p): Always honor integer constant
4855 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4857 2005-01-08 Roger Sayle <roger@eyesopen.com>
4859 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4860 the latent bug in rtl_delete_block has been resolved.
4862 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4864 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4865 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4867 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4869 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4870 library as @multilib_dir@/$(SHLIB_SONAME).
4872 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4874 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4875 * configure: Regenerate.
4877 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4879 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4882 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4885 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4886 Convert non-word aligned offset address using ld/std into
4889 2005-01-07 Richard Henderson <rth@redhat.com>
4891 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4893 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4895 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4897 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4899 PR tree-optimization/19283
4900 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4901 is not shorter than the original type.
4903 PR rtl-optimization/19012
4904 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4906 PR rtl-optimization/18861
4907 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4908 (FULL_STATE): Define.
4909 (mark_tablejump_edge): New function.
4910 (purge_dead_tablejump_edges): New function.
4911 (find_bb_boundaries): Use it.
4913 PR tree-optimization/18828
4914 * builtins.c (expand_builtin_next_arg): Remove argument and all
4915 the argument checking.
4916 (expand_builtin): Adjust caller.
4917 (expand_builtin_va_start): Likewise. Remove error for too many
4919 (fold_builtin_next_arg): Issue error for too many arguments.
4920 After checking arguments, replace them with magic arguments that
4921 prevent further checking of the args.
4923 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4925 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4927 2005-01-06 Roger Sayle <roger@eyesopen.com>
4930 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4931 and %{.S:...} (and their negative variants) to test whether the
4932 input file is assembler or pre-processed-assembler independent of
4933 the actual filename extension.
4935 2005-01-06 Roger Sayle <roger@eyesopen.com>
4937 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4938 of sign or zero extended values.
4940 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4942 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4943 for IBM long double format correctly.
4945 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4947 Fix PR tree-optimization/18792
4949 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4950 to first_loop_depth, and use loop depth instead of loop number.
4951 (build_classic_dir_vector): Ditto.
4952 (compute_data_dependences_for_loop): Use depth, not loop number.
4953 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4954 number. Pass in loops, instead of loop numbers.
4955 (gather_interchange_stats): Ditto.
4956 (linear_transform_loops): Ditto.
4958 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4961 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4962 biv_fits_mode_p, extension_within_bounds_p): New functions.
4963 (check_ext_dependent_givs): Use them.
4965 2005-01-06 Roger Sayle <roger@eyesopen.com>
4967 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4968 more than one barrier, in which case we should delete them all.
4970 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4972 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4974 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4976 Fix PR middle-end/19286
4978 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4979 output this subprogram, simply ignore this attempt to do it again.
4980 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4981 origin attribute if it's not possible.
4982 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4983 (decls_for_scope): Ditto.
4984 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4985 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4987 2005-01-05 Richard Henderson <rth@redhat.com>
4990 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4991 (bdesc_2arg): Use it.
4992 (ix86_expand_binop_builtin): Force operands into registers
4994 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4995 ix86_expand_sse_compare, ix86_expand_sse_comi,
4996 ix86_expand_builtin): Likewise.
4998 2005-01-05 Richard Henderson <rth@redhat.com>
5000 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5002 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5003 (mulv4hi3): Set itanium_class mmmul.
5004 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5005 (fpack): Rename from fpack_sfsf.
5007 2005-01-05 Richard Henderson <rth@redhat.com>
5010 * reload1.c (do_input_reload): Restrict the optimization deleteing
5011 a previous output reload to RELOAD_FOR_INPUT.
5013 2005-01-05 Steven Bosscher <stevenb@suse.de>
5015 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5016 comment that we fall through after case.
5017 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5018 (distribute_links): Likewise.
5019 * cse.c (cse_insn): Likewise.
5020 * cselib.c (cselib_invalidate_mem): Likewise.
5021 * df.c: Update comments at the top of the file.
5022 (read_modify_subreg_p): Update comments here too.
5023 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5024 * flow.c (mark_set_1): Likewise.
5025 (mark_used_regs): Likewise.
5026 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5027 (canon_list_insert): Likewise.
5028 (mark_set): Likewise.
5029 (try_replace_reg): Likewise.
5030 (store_killed_in_insn): Likewise.
5031 * loop.c (count_one_set): Likewise.
5032 (basic_induction_var): Likewise.
5033 * postreload-gcse.c (find_mem_conflicts): Likewise.
5034 * postreload.c (reload_combine_note_store): Likewise.
5035 (move2add_note_store): Likewise.
5036 * reload.c (find_equiv_reg): Likewise.
5037 (mark_referenced_resources): Likewise.
5038 * rtlanal.c (set_noop_p): Likewise.
5039 (note_stores): Likewise.
5040 (note_uses): Likewise.
5041 * sched-deps.c (sched_analyze_1): Likewise.
5042 * sched-rgn.c (check_live_1): Likewise.
5043 (update_live_1): Likewise.
5044 * config/i860/i860.c: Likewise.
5046 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5048 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5050 * doc/rtl.texi: Update documentation for bit-fields and SET.
5052 2005-01-05 Roger Sayle <roger@eyesopen.com>
5054 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5056 2005-01-05 Jan Hubicka <jh@suse.cz>
5057 Richard Henderson <rth@redhat.com>
5060 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5063 2005-01-05 Richard Henderson <rth@redhat.com>
5066 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5067 (sse_shufps): Change operand 3 to const_int_operand.
5068 (sse2_storelps): Fix typo in template.
5069 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5070 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5071 (ix86_expand_builtin): Likewise.
5073 2005-01-05 Julian Brown <julian@codesourcery.com>
5075 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5076 as aggregates for AAPCS ABIs.
5078 2005-01-05 Stan Shebs <shebs@apple.com>
5080 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5081 Mach-O getters if ppc64.
5082 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5084 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5085 signed four-byte field for global code case.
5086 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5088 2005-01-05 Roger Sayle <roger@eyesopen.com>
5091 * c-common.c: Include real.h.
5092 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5093 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5094 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5095 * Makefile.in (c-common.o): Update dependencies.
5097 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5099 * c-parse.in (asm_string): Add trailing semicolon.
5101 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5103 * c-parse.in (asm_string): New. Don't allow wide strings in
5105 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5106 asm_string instead of STRING.
5108 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5110 * c-typeck.c (constructor_no_implicit): Remove.
5111 (set_designator, process_init_element): Don't check
5112 constructor_no_implicit.
5114 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5115 Kaz Kojima <kkojima@gcc.gnu.org>
5118 * lcm.c (create_pre_exit): New.
5119 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5120 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5122 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5124 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5125 -msoft-float in target_float_switch.
5126 * arm.c (arm_override_options): Fix processing of target_float_switch.
5128 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5130 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5133 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5135 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5136 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5138 2005-01-04 Roger Sayle <roger@eyesopen.com>
5140 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5141 if deleting the then-block allows the test-block to fallthru to the
5144 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5147 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5148 after the full declaration if the are in two different TUs.
5150 2005-01-04 Richard Henderson <rth@redhat.com>
5153 * tree-sra.c (generate_one_element_init): Just
5154 call gimplify_and_add.
5155 (generate_element_init): Record the
5156 new referenced variables and mark them for renaming
5157 and split out to ...
5158 (generate_element_init_1): This.
5159 (scalarize_init): Don't call push_gimplify_context/
5160 pop_gimplify_context.
5162 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5164 * toplev.c (get_src_pwd): Handle failure of getpwd().
5166 2005-01-04 Roger Sayle <roger@eyesopen.com>
5168 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5170 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5171 all the cases handled by it are inverted by invert_truthvalue.
5173 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5175 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5176 (save_register_windowsi): Likewise.
5178 2005-01-04 Richard Henderson <rth@redhat.com>
5180 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5182 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5185 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5186 any simplifications of vector mode comparison operators.
5187 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5189 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5190 Devang Patel <dpatel@apple.com>
5192 PR tree-optimization/18308
5193 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5194 the operands before creating a new expression.
5195 * dojump.c (do_jump): Make drop_through_label available
5196 for all cases. Add expansion of COND_EXPR.
5198 2005-01-04 Ira Rosen <irar@il.ibm.com>
5200 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5201 INTEGER_CST instead of TREE_CONSTANT.
5202 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5203 instead of TREE_CONSTANT.
5204 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5205 instead of TREE_CONSTANT.
5207 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5209 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5211 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5214 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5215 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5217 2005-01-03 Richard Henderson <rth@redhat.com>
5219 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5220 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5221 fold_convert_const_real_from_real): Split out from ...
5222 (fold_convert_const): ... here.
5224 2005-01-03 Richard Henderson <rth@redhat.com>
5227 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5228 (mov<MMXMODEI>_internal): Likewise.
5229 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5230 Add V2SF case; use it for SSE1; don't use TI.
5231 (movdf_integer): Likewise.
5232 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5234 2005-01-03 Ira Rosen <irar@il.ibm.com>
5236 * tree-vectorizer.c (vect_strip_conversions): New function.
5237 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5238 check for binary class.
5240 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5244 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5246 * gimple-low.c (mark_blocks_with_used_vars): New function.
5247 (mark_blocks_with_used_subblocks): Ditto.
5248 (mark_used_blocks): Ditto.
5249 (pass_mark_used_blocks): New pass.
5250 * tree-inline.c: Include debug.h.
5251 (expand_call_inline): Call outlining_inline_function here.
5252 * tree-optimize.c (init_tree_optimization_passes): Add
5253 pass_mark_used_blocks.
5254 * tree-pass.h (pass_mark_used_blocks): New.
5255 * Makefile.in (tree-inline.o): Add debug.h dependency.
5257 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5259 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5260 VAR_DECLs to have weak_import attribute.
5262 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5265 2004-01-03 Steven Bosscher <stevenb@suse.de>
5267 * passes.c (rest_of_compilation): Don't run regmove if only
5268 flag_expensive_optimizations, require flag_regmove instead.
5270 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5272 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5274 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5275 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5276 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5277 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5279 2005-01-03 Richard Henderson <rth@redhat.com>
5281 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5282 (ia64_const_ok_for_letter_p): New.
5283 (ia64_const_double_ok_for_letter_p): New.
5284 (ia64_extra_constraint): New.
5285 (ia64_expand_vecint_compare): New.
5286 (ia64_expand_vcondu_v2si): New.
5287 (ia64_expand_vecint_cmov): New.
5288 (ia64_expand_vecint_minmax): New.
5289 (ia64_print_operand): Add 'v'.
5290 (ia64_preferred_reload_class): New.
5291 (ia64_vector_mode_supported_p): New.
5292 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5293 (PREFERRED_RELOAD_CLASS): Move to function.
5294 (CONST_OK_FOR_LETTER_P): Move to function.
5295 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5296 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5297 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5298 (EXTRA_CONSTRAINT): Move to function.
5299 * config/ia64/ia64.md: Include vect.md.
5300 (itanium_class): Add mmalua.
5302 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5304 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5305 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5307 (const_int_2bit_operand): New.
5308 (fr_reg_or_0_operand): New.
5309 * config/ia64/ia64-modes.def: Add vector modes.
5310 * config/ia64/ia64-protos.h: Update.
5311 * config/ia64/vect.md: New file.
5313 2005-01-03 Richard Henderson <rth@redhat.com>
5315 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5317 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5320 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5322 (log1pdf2): Change mode of operands[0,1] to DFmode.
5324 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5326 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5327 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5328 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5329 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5330 SPARC_RELAXED_ORDERING.
5332 2005-01-03 Richard Henderson <rth@redhat.com>
5333 Uros Bizjak <uros@kss-loka.si>
5336 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5337 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5338 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5340 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5341 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5342 const_pow2_1_to_128_operand): New predicates.
5344 2005-01-02 Greg McGary <greg@mcgary.org>
5346 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5348 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5349 object. [ptr_type]: Remove unused variable.
5350 Remember nearest addressable array-element or record-component
5351 when checking bitfield components. Tolerate empty BIND_EXPR.
5353 2005-01-01 Richard Henderson <rth@redhat.com>
5355 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5356 that don't narrow the value. Fail for other conversions.
5358 2005-01-01 Richard Henderson <rth@redhat.com>
5361 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5362 * c-lang.c (finish_file): Don't do it here.
5363 * objc/objc-act.c (objc_finish_file): Likewise.
5365 * cgraph.c (decl_assembler_name_equal): New.
5366 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5367 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5368 * cgraph.h (struct cgraph_varpool_node): Add next.
5369 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5370 * varasm.c (assemble_alias): Mark the target as needed.
5372 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5375 * function.c (get_arg_pointer_save_area): Use entry_of_function
5376 instead of get_insns.
5378 2005-01-01 Roger Sayle <roger@eyesopen.com>
5379 Andrew Pinski <pinskia@physics.uc.edu>
5380 James E. Wilson <wilson@specifixinc.com>
5382 PR rtl-optimization/12092
5383 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5386 2005-01-01 Roger Sayle <roger@eyesopen.com>
5387 Olivier Hainque <hainque@act-europe.fr>
5389 * tree.c (int_fits_type_p): A narrower type always fits in a
5390 wider one, except for negative values into unsigned types.
5392 2005-01-01 Roger Sayle <roger@eyesopen.com>
5394 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5395 with the original constant rather than require TREE_OVERFLOW.
5397 2005-01-01 Steven Bosscher <stevenb@suse.de>
5400 * c-decl.c (finish_function): If compiling C99, annotate the
5401 compiler generated return with the current file name and line 0.
5402 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5403 the source line is greater than 0.
5404 (remove_bb): Likewise.
5406 See ChangeLog.12 for earlier changes.