1 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4 known_alignment_for_access_p.
5 (known_alignment_for_access_p): New.
6 (do_peeling_for_alignment): Field made int instead of bool and renamed
7 to peeling_for_alignment.
8 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
10 functionality used to be in vect_analyze_operations.
11 (vect_analyze_operations): Code to determine vectorization factor was
12 moved to vect_determine_vectorization_factor.
13 (vect_enhance_data_refs_alignment): Update to correct alignment when it
14 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
16 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
17 be part of vect_analyze_operations).
18 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
19 creating the guard condition, as the number of iterations may be
21 (slpeel_tree_peel_loop_to_edge): Use new name of
22 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
23 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
24 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
25 (vect_do_peeling_for_alignment): Use fold.
26 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
28 (vect_update_inits_of_dr): Renamed to
29 vect_update_init_of_dr.
30 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
31 (vectorizable_store): Fix assertion to use == instead of =.
33 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
35 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
36 call_used_regs for wCG registers.
38 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
40 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
41 for non-offsettable memory references to cope with outstanding reload
44 2005-03-15 Uros Bizjak <uros@kss-loka.si>
47 * config/i386/i386.h (x86_fisttp): New.
48 (TARGET_FISTTP): New macro.
49 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
50 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
51 instruction when fisttp flag is set.
52 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
54 * config/i386/i386.md (type attribute): Add fisttp.
55 (unit attribute): Set to i387 for fisttp type.
56 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
57 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
59 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
60 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
62 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
63 patterns for TARGET_FISTTP. Enable patterns for
64 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
65 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
66 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
67 implement fisttp x87 insn.
68 (fix_trunc*_i387_fisttp splitters): New patterns.
69 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
70 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
71 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
73 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
74 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
75 Implement using mode macros. Disable patterns for TARGET_FISTTP.
76 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
77 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
78 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
79 Disable patterns for TARGET_FISTTP.
80 (fix_trunc*_i387 splitters): Implement usign mode macros.
81 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
82 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
83 (fix_trunx*_sse peephole2s): Implement using mode macros.
85 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
87 PR rtl-optimization/20291
88 * combine.c (try_combine): If splitting fails, re-try with
89 original combined pattern, i.e. before clobber stripping.
91 2005-03-14 Eric Christopher <echristo@redhat.com>
93 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
96 2005-03-14 Roger Sayle <roger@eyesopen.com>
98 * real.h (struct real_format): Split the signbit field into two
99 two fields, signbit_ro and signbit_rw.
100 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
101 mips_double_format, ieee_extended_motorola_format,
102 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
103 ieee_extended_intel_128_format, ibm_extended_format,
104 mips_extended_format, ieee_quad_format, mips_quad_format,
105 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
106 i370_double_format, c4x_single_format, c4x_extended_format,
107 real_internal_format): Update initializers for new field.
108 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
109 real_format structure.
110 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
111 field of the real_format structure.
113 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
115 Fix PR tree-optimization/20458
117 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
118 DECL_EXTERNAL on STRUCT_FIELD tags.
119 (clear_call_clobbered): Ditto.
120 * tree-ssa-operands.c (note_addressable): Make sure the original
121 variable doesn't slip into the addressable list if we have
123 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
126 2005-03-14 Geoffrey Keating <geoffk@apple.com>
128 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
129 (-fwide-exec-charset): Likewise.
130 (-finput-charset): Likewise.
131 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
132 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
133 * c.opt (Wnormalized): New.
135 2005-03-14 Devang Patel <dpatel@apple.com>
137 * doc/invoke.texi: Add reference to Visibility document.
139 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
141 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
142 MASK_SPLIT_ADDRESSES.
143 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
144 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
145 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
146 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
147 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
148 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
149 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
150 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
151 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
152 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
153 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
154 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
155 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
156 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
157 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
158 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
159 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
160 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
161 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
162 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
163 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
164 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
165 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
166 (TARGET_EXPLICIT_RELOCS): Delete.
167 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
168 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
169 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
170 (override_options): Set MASK_LONG64 if -mint64 is given and no
171 -mlongXX option is. Complain about -mint64 -mlong32.
172 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
173 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
174 * config/mips/mips.opt: New file.
176 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
178 * config.gcc (extra_options): New variable for listing option files.
179 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
180 * configure.ac (extra_opt_files): New AC_SUBST variable.
181 (tm_file_list, tm_include_list): Include options.h first.
182 * configure: Regenerate.
183 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
184 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
185 (s-options-h): New rule.
186 (options.h): Depend on it.
187 (TEXI_GCCINT_FILES): Add options.texi.
188 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
189 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
190 * target.h (gcc_target): Add default_target_flags and handle_option.
191 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
192 (TARGET_HANDLE_OPTION): New macros.
193 (TARGET_INITIALIZER): Include them.
194 * opt-functions.awk (opt_args, nth_arg): New functions.
195 (switch_flags): Handle the "Target" flag.
197 (var_name): Use opt_args and nth_arg.
198 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
199 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
200 macros for the "Mask" and "InverseMask" options.
201 * opts.h (cl_var_cond): New enum.
202 (cl_option): Replace the "has_set_value" and "set_value" fields with
203 "var_cond" and "var_value".
204 (CL_TARGET): New macro.
205 (option_enabled, print_filtered_help): Declare.
206 (decode_options): Move definition.
207 * opts.c (handle_option): Search for the original option before
208 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
209 var_cond and var_value fields. Use targetm.handle_option to handle
211 (decode_options): Set target_flags to targetm.default_target_flags.
212 (print_filtered_help): Make global. Handle CL_TARGET.
213 (option_enabled): New function.
214 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
215 (display_target_options, set_target_switch, print_switch_values)
216 (default_pch_valid_p): Guard uses of target_switches with
217 #ifdef TARGET_SWITCHES. Also...
218 (display_target_options): Display the CL_TARGET entries in cl_options.
219 (set_target_option): Don't complain about the "" option when
220 TARGET_SWITCHES is undefined.
221 (print_switch_values): Use option_enabled.
222 (default_pch_valid_p): Check cl_options[] when looking for something
223 that has changed the value of target_flags.
224 * c.opt: Remove documentation from top of file.
225 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
226 * doc/sourecebuild.texi: Refer to the new options documentation
227 instead of c.opt. Document machine-specific .opt files.
228 * doc/tm.texi (target_flags): Say that this variable is declared
230 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
231 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
233 * doc/options.texi: New file.
235 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
238 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
241 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
244 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
245 temporary variable of pointer type if an lvalues is required.
246 (gimplify_modify_expr_rhs): Request an rvalue from it.
247 (gimplify_expr): Pass fallback on.
249 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
251 * cfgbuild.c: Update comments.
253 2005-03-14 Roger Sayle <roger@eyesopen.com>
255 PR rtl-optimization/17236
256 * optabs.c (expand_doubleword_mult): New helper function split out
257 from expand_binop. Permute the order in which instructions are
258 emitted to minimize the number of simultaneously live registers.
259 (expand_binop): Call expand_doubleword_mult to synthesize a double
262 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
264 * basic-block.h: Update the prototypes of cached_make_edge and
266 * cfg.c (cached_make_edge): Take edge_cache representing one
267 row of the adjacency matrix of edges.
268 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
269 (make_edges): Initialize edge_cache to represent one row of
270 the adjacency matrix of edges.
272 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
274 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
276 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
277 Remove unused removed_phis variable.
278 (conditional_replacement): Use build1/build2.
279 (abs_replacement): Use last_and_only_stmt and build1/build2.
281 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
283 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
284 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
285 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
286 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
287 * c-common.c (handle_novops_attribute): New function.
288 (c_common_attribute_table): Add "no vops" entry.
289 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
290 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
291 * tree-ssa-operands.c (get_call_expr_operands): Do not
292 create virtual operands for calls with ECF_NOVOPS flag.
293 * tree.h (DECL_IS_NOVOPS): New macro.
294 (struct tree_decl): Add novops_flag.
295 (ECF_NOVOPS): New constant.
297 2005-03-14 Uros Bizjak <uros@kss-loka.si>
300 * config/i386/i386.c (x86_use_himode_fiop): New.
301 (x86_use_simode_fiop): Rename from x86_use_fiop.
302 * config/i386/i386.h (x86_use_himode_fiop): Declare.
303 (TARGET_USE_HIMODE_FIOP): New.
304 (x86_use_simode_fiop): Rename from x86_use_fiop.
305 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
307 * config/i386/i386.md (X87MODEI12): New mode macro define.
308 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
309 to implement x87 FP compare with HImode input operands.
310 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
311 Use X87MODEI12 mode macro to handle HImode input operands.
312 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
313 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
314 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
315 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
316 macro to implement x87 operators with HImode input operands.
317 (fop splitters): Use X87MODEI12 mode macro to handle HImode
320 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
322 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
324 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
327 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
329 * basic-block.h (BB_VISITED): Removed.
330 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
332 2005-03-14 Falk Hueffner <falk@debian.org>
335 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
337 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
339 * ggc-zone.c: Fix comment typos.
341 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
342 stringpool.c, config/mips/mips-protos.h: Update copyright.
344 2005-03-14 Alan Modra <amodra@bigpond.net.au>
346 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
347 throughout with its typedef, "rtx".
348 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
349 (rs6000_tls_symbol_ref_1): Remove inline keyword.
350 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
351 regs in comment to match code.
353 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
355 * except.c (check_handled): Make it static.
356 * except.h: Remove the corresponding prototype.
358 * function.c (get_func_frame_size): Make it static.
359 * function.h: Remove the corresponding type.
361 * regclass.c (reg_class_superclasses, reg_class_subclasses):
363 * hard-reg-set.h: Remove the corresponding declarations.
365 * tree-cfg.c (verify_stmts): Check that
366 bb_for_stmt (stmt) == bb for every PHI node and statement.
368 2005-03-14 Alan Modra <amodra@bigpond.net.au>
370 * config.gcc: Remove excess indentation.
371 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
373 2005-03-13 Roger Sayle <roger@eyesopen.com>
376 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
377 * fold-const.c (fold_sign_changed_comparison): Likewise.
378 (fold_binary): Optimize comparisons against widened operands if
379 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
381 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
383 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
384 (sparc_override_options): Initialize it.
385 (sparc_struct_value_rtx): Set it on the MEM to be returned.
387 2005-03-13 David Edelsohn <edelsohn@gnu.org>
389 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
390 (reg_or_none500mem_operand): New predicate.
391 (zero_reg_mem_operand): New predicate.
392 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
393 to reg_or_none500mem_operand.
394 (extendsfdf2_fpr): Add MEM alternative.
395 (extenddftf2_internal): Change operand2 predicate to
396 zero_reg_mem_operand.
398 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
400 * ggc-zone.c: Rewritten.
402 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
404 * configure.ac: Define GGC_ZONE for --with-gc=zone.
405 * config.in: Regenerated.
406 * configure: Regenerated.
407 * gengtype.c (write_types_process_field, write_func_for_structure):
408 Pass new argument to gt_pch_note_object.
409 * ggc-common.c (struct ptr_data): Add TYPE.
410 (gt_pch_note_object): Take TYPE argument and save it.
411 (call_count): Update call to ggc_pch_count_object.
412 (call_alloc): Update call to ggc_pch_alloc_object.
413 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
415 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
416 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
417 (ggc_alloc_zone_stat): Delete.
418 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
419 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
420 (ggc_pch_alloc_object): Update prototypes.
421 (garbage_zone): Delete.
422 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
423 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
425 (tree_id_zone): New variable.
426 (ggc_alloc_cleared_zone): Remove unused.
427 (ggc_alloc_zone): Define.
428 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
429 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
431 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
432 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
433 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
434 (make_node_stat): Likewise. Use tree_id_zone.
436 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
437 Joseph S. Myers <joseph@codesourcery.com>
439 * configure.ac: Check for MIPS TLS.
440 * configure: Regenerated.
441 * config/mips/mips-protos.h (enum mips_symbol_type): Add
442 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
443 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
444 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
445 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
446 (mips_classify_symbol, mips_symbolic_constant_p)
447 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
448 (mips_tls_operand_p, mips_call_tls_get_addr)
449 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
450 (mips_tls_symbol_ref_1): New functions.
451 (mips_legitimize_address, mips_legitimize_const_move): Call
452 mips_legitimize_tls_address.
453 (override_options): Handle V1_REG and TLS symbols. Disable TLS
455 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
456 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
457 (mips_char_to_class): Document V1_REG.
458 (HAVE_AS_TLS): Provide default.
459 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
461 (load_got<mode>): Renamed from *load_got<mode>. Allow when
463 (tls_get_tp_<mode>): New instruction.
465 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
467 * configure.ac: Update checks for target tools.
468 * configure: Regenerated.
470 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
472 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
474 2005-03-13 Roger Sayle <roger@eyesopen.com>
476 * expmed.c (expand_mult): Use synthetic multiplication sequences for
477 more classes of DImode multiplication by constant. Allow both
478 multiplication by small negative constants (by performing a
479 multiplication by a positive constant and negating the result) and
480 multiplications by large powers of two, by using a left shift.
482 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
484 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
485 of basic blocks into work_stack.
487 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
488 config/mips/vr.h: Update copyright.
490 * c-decl.c (c_init_decl_processing): Remove useless calls to
493 * builtins.c (fold_trunc_transparent_mathfn,
494 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
495 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
496 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
497 fold_builtin_strcpy, fold_builtin_strncpy,
498 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
501 * builtins.c (expand_builtin_mathfn_3): Remove local variable
504 * lambda-code.c (lambda_compute_auxillary_space): Remove local
505 variable determinant.
507 * tree-cfg.c (group_case_labels): Remove local variable type.
509 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
512 * tree-ssa-phiopt.c (value_replacement): Remove local variable
515 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
518 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
519 (*movmemqi_insn): Delete.
522 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
524 * builtins.c (fold_builtin_classify): Take decomposed
525 arguments of CALL_EXPR.
526 (fold_builtin_1): Update a call to fold_builtin_classify.
528 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
531 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
532 through into call to parser_xref_tag after parse error.
533 (c_parser_struct_declaration): Consistently return NULL_TREE on
536 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
538 * tree-flow-inline.h (ref_contains_array_ref): New function.
539 (lookup_subvars_for_var): Ditto.
540 (get_subvars_for_var): Ditto.
541 (var_can_have_subvars): Ditto.
543 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
544 (struct subvar): New type.
546 * tree-dfa.c (okay_component_ref_for_subvars): New function.
548 * tree-optimize.c (init_tree_optimization_passes): Call
549 pass_create_structure_vars.
551 * tree-ssa-alias.c: Include vec.h.
552 (init_alias_info): Don't auto-clear call clobbered on struct-field
554 (compute_flow_insensitive_aliasing): Handle subvars.
555 (group_aliases): Handle STRUCT_FIELD aliases.
556 (setup_pointers_and_addressables): Ditto.
557 Don't mark variables non-addressable if they still have
559 Also mark subvars addressable when the real variable is marked
561 (add_pointed_to_var): Try to prune the pointed-to set by only
562 pointing to subvars when possible.
563 Otherwise, make sure we set addresses_needed and pt_vars to
564 properly include subvars.
565 (bitpos_of_field): New function.
566 (push_fields_onto_fieldstack): Ditto.
567 (get_or_create_used_part_for): Ditto.
568 (create_overlap_variables_for): Ditto.
569 (find_used_portions): Ditto.
570 (create_structure_vars): Ditto.
571 (pass_create_structure_vars): New structure.
573 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
574 (get_expr_operands): Handle subvars. Also try to turn
575 COMPONENT_REF accesses into must-defs now that we can accurately
577 (note_addressable): Try to only mark as addressable those subvars
578 we know a COMPONENT_REF touches.
579 (overlap_subvar): New function.
581 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
582 Handle subvar storing.
583 (vect_address_analysis): Update caller of vect_object_analysis.
585 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
587 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
588 (STMT_VINFO_SUBVARS): New macro.
590 * common.opts: add flag_tree_salias.
592 * opts.c (decode_options): flag_tree_salias defaults to on.
594 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
596 * doc/tree-ssa.texi: Document structural alias analysis.
598 2005-03-12 Steven Bosscher <stevenb@suse.de>
600 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
601 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
602 * tree-ssa-operands.c (get_expr_operands): Likewise.
603 (get_expr_operands): Likewise for ERROR_MARK.
605 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
607 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
610 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
613 * tree-ssa-pre.c (compute_avail): Remove local variable val.
614 (mark_operand_necessary): Remove local variable ver.
616 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
619 * value-prof.c (mod_subtract_transform): Remove local variable
622 * builtins.c (fold_builtin_exponent): Take decomposed
623 arguments of CALL_EXPR.
624 (fold_builtin_1): Update a call to fold_builtin_exponent.
626 * builtins.c (fold_builtin_logarithm): Take decomposed
627 arguments of CALL_EXPR.
628 (fold_builtin_1): Update a call to fold_builtin_logarithm.
630 * c-decl.c (c_init_decl_processing): Remove local variables
631 ptr_ftype_void and ptr_ftype_ptr.
633 * gimplify.c (gimplify_expr): Remove local variables r0 and
636 * reg-stack.c (move_for_stack_reg): Remove local variable
638 (compare_for_stack_reg): Remove local variable flags_user.
639 (convert_regs_1): Remove local variable deleted.
641 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
643 (combine_blocks): Remove local variables exits and new_e.
645 * tree-inline.c (expand_call_inline): Remove local variable
648 * tree-ssa-live.c (create_ssa_var_map,
649 calculate_live_on_entry): Remove local variable snn.
651 2005-03-12 Geoffrey Keating <geoffk@apple.com>
653 * c-lex.c (c_lex_with_flags): Add parameter to call to
656 2005-03-11 Per Bothner <per@bothner.com>
658 * c-tree.h (struct c_declarator): New id_loc field.
659 * c-pragma.h (c_lex_with_flags): Take position reference.
660 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
661 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
662 (c_lex): Pass dummy location to c_lex_with_flags.
663 * c-parser.c (c_lex_one_token): Set c_token's location using
664 c_lex_with_flags, instead of input_location, which might be "ahead".
665 (c_parser_direct_declarator): Set declarator's id_loc from
667 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
668 declarator's id_loc, rather than probably-imprecise input_location.
669 (build_id_declarator): Initialize c_declarator's id_loc field.
671 2005-03-11 Roger Sayle <roger@eyesopen.com>
674 * builtins.c (expand_builtin_signbit): Force the signbit's word
675 into an integer register to avoid SUBREGs of floating point modes.
677 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
679 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
680 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
681 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
682 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
684 2005-03-11 David Edelsohn <edelsohn@gnu.org>
686 PR rtl-optimization/20306
687 * expr.c (emit_move_complex): Set try_int false if mode is
688 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
689 emit_block_move if try_int is true.
691 2005-03-11 Richard Henderson <rth@redhat.com>
694 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
695 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
698 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
700 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
701 (TARGET_FIX_VR4130): New macro.
702 (TARGET_OPTIONS): Add -mfix-vr4130.
703 (ISA_HAS_MACCHI): New macro.
704 (ASM_SPEC): Add -mfix-vr4130.
705 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
706 (override_options): Handle mips_fix_vr4130_string.
707 (mips_avoid_hazards): Clear all_noreorder_p
708 if we're working around VR4130 errata and the macc alternatives
710 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
711 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
712 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
713 (MULTILIB_DEFAULTS): Remove leading "march=".
714 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
715 if no architecture option is given.
716 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
718 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
719 * doc/invoke.texi: Document -mfix-vr4130.
721 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
723 * config/mips/mips.c (override_options): Only warn about -mint64
724 deprecation if TARGET_INT64.
726 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
728 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
729 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
730 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
731 are non-specific regarding the nonnull parameter positions.
732 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
733 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
734 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
735 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
737 * builtins.def: Use the non-specific "nonnull" attibute lists.
739 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
741 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
742 single_pred_edge, single_succ, single_pred): Improve comments.
744 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
746 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
747 single_pred_edge, single_succ, single_pred): New inline functions.
748 * bb-reorder.c (rotate_loop, find_traces_1_round,
749 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
750 duplicate_computed_gotos): Use the single_succ/pred functions.
751 * cfganal.c (forwarder_block_p): Ditto.
752 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
753 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
754 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
755 merge_seq_blocks): Ditto.
756 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
757 * cfglayout.c (fixup_reorder_chain): Ditto.
758 * cfgloop.c (mark_single_exit_loops, update_latch_info,
759 canonicalize_loop_headers, verify_loop_structure): Ditto.
760 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
761 mfb_update_loops, create_preheader, force_single_succ_latches,
762 create_loop_notes): Ditto.
763 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
764 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
765 commit_one_edge_insertion, purge_dead_edges,
766 cfg_layout_can_merge_blocks_p): Ditto.
767 * except.c (sjlj_emit_function_enter): Ditto.
768 * flow.c (init_propagate_block_info): Ditto.
769 * function.c (thread_prologue_and_epilogue_insns): Ditto.
770 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
771 insert_insn_end_bb): Ditto.
772 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
773 find_if_case_2): Ditto.
774 * lambda-code.c (perfect_nestify): Ditto.
775 * lcm.c (optimize_mode_switching): Ditto.
776 * loop-doloop.c (doloop_modify): Ditto.
777 * loop-init.c (loop_optimizer_init): Ditto.
778 * loop-iv.c (simplify_using_initial_values): Ditto.
779 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
780 * loop-unswitch.c (unswitch_loop): Ditto.
781 * modulo-sched.c (generate_prolog_epilog): Ditto.
782 * predict.c (combine_predictions_for_insn, estimate_probability,
783 tree_estimate_probability, last_basic_block_p,
784 estimate_bb_frequencies): Ditto.
785 * profile.c (branch_prob): Ditto.
786 * regrename.c (copyprop_hardreg_forward): Ditto.
787 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
788 * tracer.c (layout_superblocks): Ditto.
789 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
790 cfg_remove_useless_stmts_bb, cleanup_control_flow,
791 cleanup_control_expr_graph, disband_implicit_edges,
792 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
793 tree_verify_flow_info, tree_make_forwarder_block,
794 tree_forwarder_block_p, remove_forwarder_block,
795 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
796 * tree-if-conv.c (tree_if_conversion): Ditto.
797 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
798 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
799 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
800 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
801 copy_loop_headers): Ditto.
802 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
803 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
804 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
805 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
806 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
807 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
808 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
809 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
810 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
811 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
812 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
813 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
814 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
815 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
816 slpeel_add_loop_guard): Ditto.
818 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
820 PR tree-optimization/15784
821 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
824 * stmt.c (expand_case): Don't change index_type. Convert minval
827 PR tree-optimization/20130
828 * fold-const.c (fold): Fold x * -1 into -x.
830 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
832 PR rtl-optimization/20331
833 * rtlanal.c (modified_between_p): Check its address first for MEM.
834 (modified_in_p): Likewise.
836 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
838 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
840 2005-03-10 Steven Bosscher <stevenb@suse.de>
842 * expr.c (expand_expr_real_1): If possible, use a conditional
843 move for expanding MIN_EXPR and MAX_EXPR.
844 Use temp for moving around rtx-en.
846 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
849 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
852 2005-03-10 Roger Sayle <roger@eyesopen.com>
854 * builtins.c (expand_builtin_signbit): Extend to handle floating
855 point modes wider than the largest integer type, using the
856 operand_subword_force function to obtain the signbit's word.
858 2005-03-10 Jakub Jelinek <jakub@redhat.com>
861 * combine.c (try_combine): If recog_for_combine added CLOBBERs
862 to NEWI2PAT, fail to combine if they are used by NEWPAT.
864 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
866 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
868 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
870 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
872 (perform_edge_inserts): Unconditionally call
875 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
877 2005-03-10 Bob Wilson <bob.wilson@acm.org>
879 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
881 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
883 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
885 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
887 (rtl_register_value_prof_hooks,
888 tree_value_profile_transformations,
889 tree_register_value_prof_hooks): Likewise.
890 * var-tracking.c (stack_adjust_offset_pre_post,
891 variable_htab_free, variable_union, dataflow_set_different_2,
892 count_uses, variable_was_changed, set_frame_base_location,
893 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
894 vt_add_function_parameters): Likewise.
895 * varasm.c (named_section_real, named_section, make_decl_rtl,
896 asm_emit_uninitialised, assemble_integer, decode_addr_const,
897 const_hash_1, compare_constant, copy_constant, force_const_mem,
898 output_constant_pool_2, output_constant_pool_1, output_constant,
899 output_constructor, make_decl_one_only, decl_tls_model,
900 default_no_named_section, default_elf_select_section_1,
901 default_unique_section_1): Likewise.
902 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
903 * vmsdbgout.c (addr_const_to_string): Likewise.
906 * function.c (struct assign_parm_data_one): Remove last_named
908 (assign_parm_find_data_types): Don't determine last_named.
909 Reorder named_parm determination.
910 (assign_parms): Only setup varargs on the last non-varadic
913 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
915 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
916 sda base address on medium model.
918 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
920 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
921 * cfgloop.c (flow_loop_nodes_find): Export.
922 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
924 * cfgloopmanip.c (fix_loop_structure): New function.
925 * predict.c (predict_loops): Clean up the loops information.
926 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
927 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
929 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
930 (rewrite_into_loop_closed_ssa): Declaration changed.
931 * tree-loop-linear.c (linear_transform_loops): Add argument to
932 rewrite_into_loop_closed_ssa call.
933 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
934 * tree-ssa-loop-im.c (move_computations): Ditto.
935 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
936 * tree-vectorizer.c (vectorize_loops): Ditto.
937 * tree-optimize.c: Include cfgloop.h.
938 (execute_todo): Choose whether to call cleanup_tree_cfg or
939 cleanup_tree_cfg_loop.
940 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
941 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
942 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
943 cleanup_tree_cfg_loop call.
944 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
945 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
948 2005-03-10 Jakub Jelinek <jakub@redhat.com>
951 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
952 with multiple alternatives.
954 * stmt.c (parse_output_constraint): Fix a typo.
956 2005-03-09 Bob Wilson <bob.wilson@acm.org>
958 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
959 assembly directive instead of deprecated "no-generics".
961 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
963 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
964 for non-offsettable memory references to cope with outstanding reload
966 * config/s390/s390.md ("reload_outti"): Call find_replacement to
967 avoid losing outstanding address reloads.
968 ("reload_outdi", "reload_outdf"): Likewise.
970 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
972 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
973 code. Add more cbrt transformations.
975 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
977 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
979 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
981 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
982 NULL_TREE when a given tree is not simplified.
983 (fold): Return the original tree when any of the functions
984 mentioned above NULL_TREE.
986 * fold-const.c (fold_unary, fold_binary): Take decomposed
987 arguments, code, type, op0, and op1 in case of fold_binary.
988 (fold): Update calls to fold_unary and fold_binary.
990 2005-03-09 Roger Sayle <roger@eyesopen.com>
992 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
993 a fndecl and an arglist instead of a CALL_EXPR, exp.
995 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
997 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
999 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1001 * expr.c (expand_assignment): Remove orig_to_rtx.
1003 * fold-const.c (int_const_binop): Remove no_overflow.
1005 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1007 * loop-iv.c (get_biv_step_1): Remove lhs.
1009 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1011 * real.c (real_nan): Remove neg.
1013 * function.c (thread_prologue_and_epilogue_insns): Remove i
1016 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1019 * tree-eh.c (tree_could_trap_p): Remove idx.
1021 * tree-into-ssa.c (ann): Remove ann.
1023 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1025 * tree-sra.c (decide_block_copy): Remove inst_count.
1027 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1029 * tree-ssa-loop-im.c (lhs): Remove.
1031 * cfgbuild.c (state, STATE, SET_STATE,
1032 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1034 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1035 (find_basic_blocks): Set the state of each basic block to
1038 2005-03-08 Jeff Law <law@redhat.com>
1040 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1041 goto results in the removal of edges in the CFG, then we need
1042 to recompute dominators.
1044 2005-03-09 Ben Elliston <bje@au.ibm.com>
1046 * c-common.c (c_do_switch_warnings): Comment fix.
1048 2005-03-08 Julian Brown <julian@codesourcery.com>
1050 * Patch from 2005-03-08 reverted for causing regressions and
1051 ppc-darwin bootstrap failure.
1053 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1055 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1056 Define the real function for ppc-darwin.
1057 * c-typeck.c (convert_arguments): Check for target-specific
1058 invalid argument call to unprototyped function.
1059 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1061 * target.h (invalid_arg_for_unprototyped_fn): New field
1063 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1064 default target hook.
1065 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1068 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1070 * c-typeck.c (constructor_stack, constructor_range_stack,
1071 initializer_stack): Make them static.
1073 * cfg.c (rbi_pool): Make it static.
1075 * gimple-low.c (lower_stmt_body): Make it static.
1076 * tree-flow.h: Remove the corresponding prototype. Don't
1079 * sched-deps.c (cache_size): Make it static.
1081 * stor-layout.c (lang_adjust_rli): Make it static.
1083 2005-03-08 Julian Brown <julian@codesourcery.com>
1085 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1086 from being used for symbols with vague linkage when
1087 HAVE_GAS_COMDAT_GROUP is true.
1089 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1091 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1092 nlabel == JUMP_LABEL (jump).
1094 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1096 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1097 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1098 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1099 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1101 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1104 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1105 * c-common.c (handle_returns_twice): New function.
1106 (c_common_attribute_table): Declare eturns_twice' attribute.
1107 * doc/extend.texi: Document eturns_twice' attribute.
1108 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1109 (struct tree_decl): Add returns_twice_flag.
1111 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1113 * tree-ssa-phiopt.c: Fix a comment typo.
1115 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1116 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1117 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1120 2005-03-08 Richard Henderson <rth@redhat.com>
1122 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1123 builtin codes with ctzdi2, clzdi2, popcountdi2.
1124 (struct alpha_builtin_def): Add is_const.
1125 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1126 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1127 (alpha_init_builtins): Init them. Set nothrow and const attributes
1129 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1130 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1131 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1132 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1133 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1134 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1135 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1136 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1137 (TARGET_FOLD_BUILTIN): New.
1138 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1139 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1141 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1143 2005-03-08 Ira Rosen <irar@il.ibm.com>
1145 PR tree-optimization/20122
1146 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1147 condition of access function instead of base.
1149 2005-03-07 Jeff Law <law@redhat.com>
1150 Steven Bosscher <stevenb@suse.de>
1152 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1153 (find_taken_edge): Call find_taken_edge_computed_goto as
1154 appropriate. Allow any gimple invariant rather than just
1155 INTEGER_CST for VAL.
1156 (cleanup_control_flow): Cleanup a computed goto which has turned
1158 (tree_merge_blocks): If block B has any forced labels, move
1159 them to the start of block A.
1160 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1161 computed gotos as well.
1162 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1163 removal of unnecessary computed gotos too.
1164 (lookup_redirection_data): Fix type of INSERT argument. Callers
1167 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1169 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1170 Remove trailing spaces.
1172 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1173 unshare_all_trees): Make them static.
1174 * tree-gimple.h: Remove the corresponding prototypes.
1176 * diagnostic.h: Remove unused prototype
1177 debug_output_buffer.
1178 * modulo-sched.c: Remove unused prototype
1179 set_row_column_for_ps.
1181 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1182 replace_phi_edge_with_variable): Remove unused variable i.
1184 2005-03-07 Per Bothner <per@bothner.com>
1186 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1188 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1191 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1192 bbs on the COND_EXPR instead of the PHI_NODEs.
1193 (candidate_bb_for_phi_optimization): Remove.
1194 (replace_phi_with_stmt): Rename to ...
1195 (replace_phi_edge_with_variable): this and change so that we
1196 replace the phi argument instead of removing the PHI.
1197 (conditional_replacement): Change so we deal with PHI with more
1199 (value_replacement): Likewise.
1200 (abs_replacement): Likewise.
1202 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1204 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1205 output_e500_flip_gt_bit.
1207 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1209 (rs6000_generate_compare): Fix logic to look at the correct bits.
1210 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1212 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1213 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1214 gen_move_from_CR_gt_bit.
1216 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1217 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1218 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1220 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1221 (E500_CR_IOR_COMPARE): New constant.
1223 2005-03-08 Earl Chew <earl_chew@agilent.com>
1224 David Billinghurst <David.Billinghurst@riotinto.com>
1226 * config/i386/host-cygwin.c: New file to support precompiled
1228 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1229 * config.host: Use above files for cygwin host.
1231 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1233 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1234 ordering ops from earlier change.
1236 2005-03-07 Per Bothner <per@bothner.com>
1238 Various fixes to allow us to again build if --enable-mapped-location:
1239 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1240 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1241 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1242 local variable loc. Change logic appropriately.
1243 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1244 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1245 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1246 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1247 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1249 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1251 PR rtl-optimization/19683
1252 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1253 number of bytes, to smallest_int_for_mode. Fix arguments to
1254 REG_CANNOT_CHANGE_MODE_P.
1256 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1258 * reorg.c (relax_delay_slots): Check that the jump is
1259 conditional before trying to invert it.
1261 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1263 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1266 * calls (stack_arg_under_construction): Make it static.
1268 * flow.c (regs_live_at_setjmp): Make it static.
1269 * flow.h: Remove the corresponding prototype.
1271 * reload1.c (reload_startobj, reload_firstobj,
1272 something_needs_operands_changed, reload_inherited,
1273 reload_inheritance_insn, reload_override_in,
1274 reload_spill_index): Make them static.
1276 * recog.c (verify_changes): Make it static.
1277 * recog.h: Remove the corresponding prototype.
1279 * cfgbuild.c (find_sub_basic_blocks): Remove.
1280 * basic-block.h: Remove the corresponding prototype.
1281 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1283 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1285 * tree-ssa-operands.c (check_build_stmt): Remove.
1287 * stor-layout.c (set_alignment): Remove.
1288 * tree.h: Remove the corresponding prototype.
1290 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1292 * tree-ssa-dce.c (control_dependence_map,
1293 visited_control_parents): Make them static.
1295 * cfghooks.c (verify_flow_info): Remove local variable
1298 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1301 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1303 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1305 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1307 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1309 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1310 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1311 PARALLEL for an empty structure.
1313 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1315 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1317 * fold-const.c (fold_binary): Unroll the very first "for"
1320 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1322 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1323 redundant match_code test.
1324 (scc_comparison_operator): Swap match_operand and match_code
1326 (branch_positive_comparison_operator): Same.
1327 (trap_comparison_operator): Use comparison_operator and swap with
1330 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1333 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1334 (out_movhi_r_mr): Read low byte of volatile MEM first.
1335 (out_movhi_mr_r): Write high byte of volatile MEM first.
1337 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1339 * cselib.c (reg_values, reg_values_size): Make them static.
1341 * cse.c (cse_reg_info_table): Make it static.
1343 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1345 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1347 * cse.c (find_best_addr): Use canon_for_address.
1349 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1351 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1352 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1353 SUBREG and MEM, respectively.
1355 * fold-const.c (fold_binary): Use code instead of t.
1357 * fold-const.c (optimize_minmax_comparison): Take decomposed
1358 arguments code, type, op0, and op1 instead of t.
1359 (fold_binary): Update a call to optimize_minmax_comparison.
1361 * fold-const.c (fold_range_test): Take decomposed arguments
1362 code, type, op0, and op1 instead of t.
1363 (fold_binary): Update a call to fold_range_test.
1365 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1366 decomposed arguments code, type, op0, and op1 instead of t.
1367 (fold_binary): Update a call to fold_range_test.
1369 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1371 * fold-const.c (fold_binary): Avoid directly using the original
1372 expression t as much as possible.
1374 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1376 * c-semantics.c (build_stmt): Use TYPE_P instead of
1377 IS_NON_TYPE_CODE_CLASS.
1378 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1379 (NON_TYPE_CHECK): Use TYPE_P instead of
1380 IS_NON_TYPE_CODE_CLASS.
1382 * fold-const.c (fold): Remove handling of binary expressions.
1384 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1386 * doc/c-tree.texi: Wrap comments in @r{}.
1387 * doc/cpp.texi: Likewise.
1388 * doc/cppinternals.texi: Likewise.
1389 * doc/extend.texi: Likewise.
1390 * doc/md.texi: Likewise.
1391 * doc/objc.texi: Likewise.
1392 * doc/sourcebuild.texi: Likewise.
1393 * doc/tm.texi: Likewise.
1396 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1398 * predict.c (apply_return_prediction): Standardize PHI chain
1400 * tree-ssa.c (ssa_redirect_edge): Likewise.
1402 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1403 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1406 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1407 * tree-flow.h: Adjust the prototype for remove_phi_node.
1408 * lambda-code.c (perfect_nestify): Adjust a call to
1411 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1412 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1414 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1415 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1416 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1417 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1419 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1420 of GEN_INT (trunc_int_for_mode (...)).
1421 * loop-iv.c (iv_number_of_iterations): Likewise.
1422 * postreload.c (reload_cse_move2add): Likewise.
1423 * simplify-rtx.c (simplify_const_unary_operation,
1424 simplify_const_binary_operation): Likewise.
1425 * stor-layout.c (get_mode_bounds): Likewise.
1427 * fold-const.c (fold_binary): New.
1428 (fold): Call fold_binary on binary expressions.
1430 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1432 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1433 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1434 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1435 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1436 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1438 2005-03-04 Devang Patel <dpatel@apple.com>
1440 PR tree-optimization/18815
1441 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1442 loops with zero exit edges.
1444 2005-03-04 Devang Patel <dpatel@apple.com>
1446 * doc/invoke.texi: Remove reference to webpage that does not exist.
1448 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1449 Joseph S. Myers <joseph@codesourcery.com>
1452 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1453 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1454 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1455 * pa.c (get_plabel): Change argument to symbol_ref. Call
1456 maybe_get_identifier instead of get_identifier.
1457 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1458 (struct deferred_plabel): Replace name field with symbol field.
1459 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1460 ASM_OUTPUT_EXTERNAL_REAL is defined.
1461 (output_global_address): Use output_addr_const for output of all
1463 (output_deferred_plabels): Use symbol_ref instead of name for address
1465 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1466 ASM_OUTPUT_SYMBOL_REF): New macros.
1467 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1469 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1472 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1474 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1475 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1477 2005-03-04 Jeff Law <law@redhat.com>
1479 * basic-block.h (rediscover_loops_after_threading): Declare.
1480 * tree-ssa-dom.c: Include cfgloop.h.
1481 (tree_ssa_dominator_optimize): Discover loops and some basic
1482 properties. Remove forwarder blocks recreated by loop header
1483 canonicalization. Also mark backedges in the CFG.
1484 * tree-ssa-threadupdate.c: Include cfgloop.h
1485 (rediscover_loops_after_threading): Define.
1486 (struct local_info): New field, JUMP_THREADED.
1487 (prune_undesirable_thread_requests): New function.
1488 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1489 then record that fact for the callers of redirct_edges.
1490 (thread_block): If BB has incoming backedges, then call
1491 prune_undesirable_thraed_requests. Note when we are
1492 going to have to rediscover loop information. Return a
1493 boolean indicating if any jumps were threaded.
1494 (thread_through_all_blocks): Bubble up boolean indicating
1495 if any jumps were threaded.
1496 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1497 (tree-ssa-threadupdate.o): Similarly.
1499 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1501 * fold-const.c (fold_ternary): Unroll the "for" loop to
1504 2005-03-04 Andrew Haley <aph@redhat.com>
1506 * unwind-dw2-fde-glibc.c (struct
1507 unw_eh_callback_data.check_cache): New field.
1508 (frame_hdr_cache): New.
1509 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1510 Cache frame header info.
1512 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1514 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1515 (print_c_condition): Declare.
1516 * read-rtl.c (ptr_loc): New structure.
1517 (ptr_locs, ptr_loc_obstack, joined_conditions)
1518 (joined_conditions_obstack): New variables.
1519 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1520 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1521 (join_c_conditions, print_c_condition): New functions.
1522 (apply_macro_to_string): Associate the new string with the same
1523 source location as the old one.
1524 (add_condition_to_string): Use join_c_conditions.
1525 (read_string): Use set_rtx_ptr_loc to record a filename and line
1526 number for the string.
1527 (read_rtx): Initialize the new variables above.
1528 * genattrtab.c (write_test_expr, write_attr_value): Use
1530 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1531 comment above the GCC_VERSION check.
1532 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1533 Inline the definition of MAYBE_EVAL.
1534 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1535 * genoutput.c (process_template): Likewise.
1536 * genpreds.c (write_predicate_subfunction): Likewise.
1537 (write_predicate_expr): Use print_c_condition.
1538 * genrecog.c (write_cond): Likewise.
1539 * gensupport.c (process_rtx): Use join_c_conditions to join the
1540 conditions of a define_insn_and_split. Record a source location
1541 for the string after the "&&".
1542 (alter_test_for_insn): Use join_c_conditions.
1544 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1547 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1548 PR tree-optimization/15784
1549 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1552 2005-03-04 Ben Elliston <bje@au.ibm.com>
1554 * gcc.c (option_map): Add --coverage.
1555 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1556 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1557 * config/darwin.h: Pass -lgcov for `coverage'.
1558 * doc/invoke.texi (Debugging Options): Document --coverage.
1560 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1562 * gcse.c (bypass_block): Use find_edge wherever possible.
1564 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1568 * c-opts.c (c_common_parse_file): Call start_source_file
1569 and end_source_file at the approriate times.
1571 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1572 the main file, it will be done for us now.
1574 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1576 * fold-const.c (fold_ternary): New.
1577 (fold): Call fold_ternary on ternary expressions. Remove
1578 handling of ternary expressions.
1580 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1582 PR tree-optimization/15784
1583 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1586 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1588 * config/rs6000/predicates.md (branch_comparison_operator):
1589 Convert from C block to conditional format.
1591 2005-03-03 Jan Hubicka <jh@suse.cz>
1593 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1594 and non-constant public variables.
1596 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1598 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1601 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1604 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1605 calls to release_ssa_name and release_phi_node.
1607 * fold-const.c (fold): Remove handling of unary expressions.
1609 * fold-const.c (fold_unary): Avoid directly using the original
1610 expression t as much as possible.
1612 2005-03-03 Roger Sayle <roger@eyesopen.com>
1613 Andrew Pinski <pinskia@physics.uc.edu>
1615 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1616 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1618 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1620 Describe special registers SRP and MOF as allocatable registers.
1621 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1622 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1623 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1624 TARGET_HAS_MUL_INSNS.
1625 (cris_print_operand) <case 'd'>: New case.
1626 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1627 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1629 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1630 (REG_ALLOC_ORDER): Update for MOF.
1631 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1633 (GENERAL_REGS): No longer a define of ALL_REGS.
1634 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1635 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1637 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1638 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1639 (SECONDARY_RELOAD_CLASS): Define.
1640 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1641 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1642 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1643 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1644 (REGISTER_MOVE_COST): Define.
1645 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1646 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1647 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1648 (CRIS_MOF_REGNUM): New define_constants.
1649 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1651 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1653 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1654 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1655 Adjust for MOF being properly described as a register.
1656 (indir_to_reg_split): Name this split. Conditionalize on the
1657 destination register being a general register.
1658 (movei): Conditionalize on on operands 0 and 1 having the same
1661 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1664 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1665 -mcpu to override any other explicitly given flags.
1667 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1669 * recog.c (verify_changes, confirm_change_group): New functions,
1670 broken out of apply_change_group.
1671 (apply_change_group): Use them.
1672 * recog.h (verify_change, confirm_change_group): Declare.
1673 * rtl.h (redirect_jump_2): Declare.
1674 * jump.c (redirect_exp, invert_exp): Delete.
1675 (invert_exp_1): Take second parameter. Return value. Changed caller.
1676 (redirect_jump_2): New function, broken out of redirect_jump.
1677 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1678 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1679 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1681 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1683 * varasm.c (named_section): Use xstrdup rather than doing it by
1686 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1688 2005-03-02 Devang Patel <dpatel@apple.com>
1690 Undo PR tree-optimization/18815 fix.
1692 2005-03-02 Devang Patel <dpatel@apple.com>
1694 PR tree-optimization/18815
1695 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1696 loops with zero exit edges.
1698 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1700 * cfg.c (connect_src, connect_dest, disconnect_src,
1701 disconnct_dest): New.
1702 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1703 redirect_edge_pred): Use the new functions.
1705 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1706 free_dominance_info only when needed.
1708 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1711 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1712 (reg_or_sub_cint64_operand): Same.
1714 2005-03-02 Jeff Law <law@redhat.com>
1716 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1717 CFG_ALTERED in the main DOM iteration loop.
1719 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1722 * varasm.c (initializer_constant_valid_p): Allow conversions
1723 between OFFSET_TYPEs. Tidy.
1725 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1727 * config/cris/cris.md ("return"): Remove epilogue delay list
1730 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1732 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1734 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1736 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1738 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1739 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1740 config/m68k/m68k.c, config/mips/mips.h,
1741 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1742 doc/include/gcc-common.texi: Update copyright.
1744 PR middle-end/18029 and PR middle-end/18030
1745 * expr.c (optimize_bitfield_assignment_op): Add a special case
1746 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1748 * fold-const.c (fold_unary): New.
1749 (fold): Call fold_unary on unary expressions.
1751 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1753 * cgraph.h (struct cgraph_edge): Add prev_caller and
1755 (cgraph_node_remove_callees): Export.
1756 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1758 (cgraph_edge_remove_callee): New function.
1759 (cgraph_edge_remove_caller): Likewise.
1760 (cgraph_remove_edge): Use.
1761 (cgraph_redirect_edge_callee): Likewise.
1762 (cgraph_node_remove_callees): New function.
1763 (cgraph_node_remove_callers): Likewise.
1764 (cgraph_remove_node): Use.
1765 * tree-optimize.c (tree_rest_of_compilation): Use
1766 cgraph_node_remove_callees instead of manual loop.
1767 * cgraphunit.c (cgraph_finalize_function): Likewise.
1768 (cgraph_expand_function): Likewise.
1769 (cgraph_remove_unreachable_nodes): Likewise.
1771 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1774 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1776 * c-decl.c (undeclared_variable): Take location as argument.
1777 * c-typeck.c (build_external_ref): Likewise.
1778 * c-parser.c (c_parser_postfix_expression): Pass location of
1779 identifier to build_external_ref.
1781 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1783 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1784 CCEQ mode for branch_positive_comparison_operator test.
1785 * config/rs6000/predicates (branch_comparison_operator): Revert to
1787 (scc_comparison_operator): Same.
1788 (branch_positive_comparison_operator): Same.
1790 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1792 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1793 (cris_delay_slots_for_epilogue): Remove.
1794 (save_last): Move into cris_target_asm_function_epilogue.
1795 (cris_target_asm_function_epilogue): Remove tests for file being
1797 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1798 (cris_delay_slots_for_epilogue): Remove prototypes.
1799 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1800 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1802 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1804 * config/rs6000/predicates.md (branch_comparison_operator): Change
1805 to define_special_predicate.
1806 (scc_comparison_operator): Same.
1807 (branch_positive_comparison_operator): Same.
1809 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1811 * Makefile.in (tree-ssa-sink.o): New.
1812 (OBJS-common): Add tree-ssa-sink.o.
1813 * common.opt: Add -ftree-sink
1814 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1815 * timevar.def (TV_TREE_SINK): new timevar.
1816 * tree-flow.h (is_hidden_global_store): Prototype.
1817 * tree-optimize.c (init_tree_optimization_passes): Add
1819 * tree-pass.h (pass_sink_code): New.
1820 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1821 for non-obvious global store store to is_hidden_global_store, and
1822 call that new function.
1823 * tree-ssa-sink.c: New file.
1824 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1825 * doc/passes.texi: Document forward store motion.
1826 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1827 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1828 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1829 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1831 2005-03-01 Per Bothner <per@bothner.com>
1833 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1834 and we have a non-zero column-number, add it to the message.
1835 Also factor out the diagnostic_kind_text.
1837 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1839 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1840 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1841 flow_loop_scan): Removed.
1842 (flow_loop_dump): Do not dump removed fields.
1843 (flow_loop_free): Do not free removed fields.
1844 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1845 (loop_exit_edge_p): New function.
1846 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1847 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1848 num_exits, exits_doms.
1849 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1850 LOOP_EDGES, LOOP_ALL): Removed.
1851 (flow_loop_scan): Declaration removed.
1852 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1853 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1855 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1856 (if_convert): Call flow_loops_find and flow_loops_free
1857 when calling mark_loop_exit_edges.
1858 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1859 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1860 free_dominance_info calls.
1861 * loop-init.c (flow_loops_find): Ditto.
1862 * passes.c (rest_of_handle_branch_prob): Ditto.
1863 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1864 * loop-unroll.c (analyze_insns_in_loop): Do not use
1866 * predict.c (predict_loops): Do not call flow_loop_scan.
1867 Use get_loop_exit_edges.
1868 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1869 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1870 Do not use EDGE_LOOP_EXIT.
1871 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1872 to bb_with_exit_edge_p.
1873 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1874 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1875 to bb_with_exit_edge_p.
1876 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1878 * tree-loop-linear.c (linear_transform_loops): Do not call
1879 flow_loop_scan. Use loop->single_exit.
1880 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1881 (vect_analyze_loop_form): Do not call flow_loop_scan.
1882 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1884 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1886 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1887 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1888 slpeel_tree_duplicate_loop_to_edge_cfg,
1889 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1890 Use loop_preheader_edge and loop->single_exit. Do not call
1893 2005-03-01 Nick Clifton <nickc@redhat.com>
1895 * config/arm/arm.c (thumb_find_work_register): Check all of the
1896 argument registers to see if they are free, and a couple of
1897 special cases where the last argument register but can be proved
1898 to be available during the function's prologue.
1899 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1900 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1901 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1903 (thumb_compute_save_reg_mask): Likewise. Also use
1904 thumb_find_work_register() to ensure that there is agreement about
1905 which work register is going to be used in the prologue.
1906 (thumb_output_function_prologue): Use unsigned long as the type
1907 for the register bit-mask. Also delay pushing the link register if
1908 other high registers are going to be pushed.
1909 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1910 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1911 redundant prototypes.
1913 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1916 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1917 and after reload in REG+REG indexed addresses without REG_POINTER
1918 set in the base and not set in the index.
1920 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1922 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1923 Don't undefine here.
1924 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1925 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1926 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1927 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1928 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1930 * config.gcc (sh*-*-linux*): Use config/linux.h.
1932 2005-02-28 Dale Johannesen <dalej@apple.com>
1933 Stan Shebs <shebs@apple.com>
1935 Rewrite of 64-bit Darwin structure-by-value pass/return.
1936 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1937 intoffset, use_stack, named.
1938 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1939 (rs6000_darwin64_record_arg_advance_flush): New.
1940 (rs6000_darwin64_record_arg_advance_recurse): New.
1941 (rs6000_darwin64_record_arg_flush): New.
1942 (rs6000_darwin64_record_arg_recurse): New.
1943 (rs6000_darwin64_record_arg): New.
1944 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1945 (function_arg_boundary): Handle 128-bit aligned structs.
1946 (function_arg_advance): Rewrite darwin64 struct handling.
1947 (function_arg): Call rs6000_darwin64_record_arg.
1948 (function_arg_partial_nregs): Handle darwin64 structs.
1949 (rs6000_darwin64_function_value): Remove.
1950 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1952 2005-02-28 Roger Sayle <roger@eyesopen.com>
1954 PR tree-optimization/20216
1955 * tree-chrec.c (tree_fold_factorial): Delete.
1956 (tree_fold_binomial): Change argument list to take a return type
1957 and change the type of K to unsigned int. Rewrite to avoid explicit
1958 evaluation of factorials, and (recursively) calling fold to perform
1959 compile-time arithmetic. Return NULL on (internal) overflow.
1960 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1961 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1962 if any intermediate calculation overflows.
1963 (chrec_apply): Update call to chrec_evaluate.
1965 2005-02-28 James E Wilson <wilson@specifixinc.com>
1967 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1969 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1972 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1973 instead of NULL_TREE on error.
1975 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1977 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1978 (EASY_VECTOR_15_ADD_SELF): Remove.
1979 (num_insns_constant_wide): Not static.
1980 (validate_condition_mode): Not static.
1981 (toc_relative_expr_p): Not static.
1982 (legitimate_indirect_address_p): Not static.
1983 (macho_lo_sum_memory_operand): Not static.
1984 (invalid_e500_subreg): Not static.
1985 (easy_vector_same): Not static.
1986 (easy_vector_splat_const): Not static.
1987 (RS6000_SYMBOL_REF_TLS_P): Remove.
1988 (any_operand): Delete.
1989 (any_parallel_operand): Delete.
1990 (count_register_operand): Delete.
1991 (altivec_register_operand): Delete.
1992 (xer_operand): Delete.
1993 (s8bit_cint_operand): Delete.
1994 (short_cint_operand): Delete.
1995 (u_short_cint_operand): Delete.
1996 (non_short_cint_operand): Delete.
1997 (exact_log2_cint_operand): Delete.
1998 (gpc_reg_operand): Delete.
1999 (cc_reg_operand): Delete.
2000 (cc_reg_not_cr0_operand): Delete.
2001 (reg_or_short_operand): Delete.
2002 (reg_or_neg_short_operand): Delete.
2003 (reg_or_aligned_short_operand): Delete.
2004 (reg_or_u_short_operand): Delete.
2005 (reg_or_cint_operand): Delete.
2006 (reg_or_arith_cint_operand): Delete.
2007 (reg_or_add_cint64_operand): Delete.
2008 (reg_or_sub_cint64_operand): Delete.
2009 (reg_or_logical_cint_operand): Delete.
2010 (got_operand): Delete.
2011 (got_no_const_operand): Delete.
2012 (easy_fp_constant): Delete.
2013 (easy_vector_constant): Delete.
2014 (easy_vector_constant_add_self): Delete.
2015 (zero_constant): Delete.
2016 (zero_fp_constant): Delete.
2017 (volatile_mem_operand): Delete.
2018 (offsettable_mem_operand): Delete.
2019 (mem_or_easy_const_operand): Delete.
2020 (add_operand): Delete.
2021 (non_add_cint_operand): Delete.
2022 (logical_operand): Delete.
2023 (non_logical_cint_operand): Delete.
2024 (mask_operand): Delete.
2025 (mask_operand_wrap): Delete.
2026 (mask64_operand): Delete.
2027 (mask64_2_operand): Delete.
2028 (and64_operand): Delete.
2029 (and64_2_operand): Delete.
2030 (and_operand): Delete.
2031 (reg_or_mem_operand): Delete.
2032 (lwa_operand): Delete.
2033 (symbol_ref_operand): Delete.
2034 (call_operand): Delete.
2035 (current_file_function_operand): Delete.
2036 (input_operand): Delete.
2037 (rs6000_nonimmediate_operand): Delete.
2038 (rs6000_tls_symbol_ref): Delete.
2039 (save_world_operation): Delete.
2040 (restore_world_operation): Delete.
2041 (load_multiple_operation): Delete.
2042 (store_multiple_operation): Delete.
2043 (vrsave_operation): Delete.
2044 (mfcr_operation): Delete.
2045 (mtcrf_operation): Delete.
2046 (lmw_operation): Delete.
2047 (stmw_operation): Delete.
2048 (branch_comparison_operator): Delete.
2049 (branch_positive_comparison_operator): Delete.
2050 (scc_comparison_operator): Delete.
2051 (trap_comparison_operator): Delete.
2052 (boolean_operator): Delete.
2053 (boolean_or_operator): Delete.
2054 (min_max_operator): Delete.
2055 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2056 (EASY_VECTOR_15): Moved to here.
2057 (EASY_VECTOR_15_ADD_SELF): Move to here.
2058 (PREDICATE_CODES): Delete.
2059 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2060 Declare functions no longer static.
2061 * config/rs6000/predicates.md: New.
2062 * config/rs6000/rs6000.md: Include predicates.md
2064 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2066 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2067 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2069 * cfgrtl.c (need_fake_edge_p): Likewise.
2070 * combine.c (distribute_notes): Likewise.
2071 * emit-rtl.c (try_split): Likewise.
2072 * recog.c (peephole2_opimize): Likewise.
2073 * reg-notes.def (ALWAYS_RETURN): Remove.
2074 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2075 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2076 * tree.h (ECF_ALWAYS_RETURN): Remove.
2078 2005-02-28 Roger Sayle <roger@eyesopen.com>
2081 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2082 between different machine modes is never a "useless" conversion.
2084 2005-02-28 Geert Bosch <bosch@gnat.com>
2087 * doc/contrib.texi: List contributors for Ada front end
2089 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2091 * simplify-rtx.c (simplify_unary_operation_1,
2092 simplify_const_unary_operation): New, extracted from...
2093 (simplify_unary_operation): ... this one.
2094 (simplify_binary_operation_1,
2095 simplify_const_binary_operation): New, extracted from...
2096 (simplify_binary_operation): ... this one.
2097 * rtl.h (simplify_const_unary_operation,
2098 simplify_const_binary_operation): Add prototypes.
2100 2005-02-28 Julian Brown <julian@codesourcery.com>
2102 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2103 building libjava and caused PR regression/20228.
2105 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2108 * Makefile.in (host_subdir): New.
2109 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2110 * configure: Regenerate.
2112 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2114 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2115 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2116 installation directory first.
2118 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2121 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2122 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2123 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2124 * config/cris/cris.md: Tweak comments referring to Q.
2125 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2126 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2127 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2128 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2129 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2130 Insert spaces in constraints to align alternatives vertically for
2132 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2135 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2137 PR rtl-optimization/17728
2138 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2139 operand 0 from general_operand to move_dest_operand.
2141 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2143 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2144 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2145 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2146 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2148 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2150 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2151 * configure: Regenerate.
2152 * libada-mk.in: Remove CC; rename
2153 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2155 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2158 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2159 for the lhs, also walk over the tree. Likewise for rhs.
2161 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2163 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2164 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2165 Do not propagate value of iv before increment over the increment.
2167 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2169 * c-parser.c: New file.
2170 * c-parse.in: Remove.
2171 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2173 (c-parser.o): Add dependencies.
2174 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2175 maintainer-clean, TAGS): Update.
2176 * c-config-lang.in (gtfiles): Update.
2177 * gengtype-lex.l: Don't handle "@@".
2178 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2179 objc_build_synchronized, objc_begin_try_stmt,
2180 objc_begin_catch_clause, objc_finish_catch_clause,
2181 objc_build_finally_clause, objc_finish_try_stmt): New.
2182 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2184 (c_parse_init): Update comment.
2185 * c-decl.c (c_init_decl_processing): Update comment.
2186 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2187 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2188 new c_declspecs members.
2190 2005-02-25 Julian Brown <julian@codesourcery.com>
2192 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2193 from being used for symbols with vague linkage when
2194 HAVE_GAS_COMDAT_GROUP is true.
2196 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2198 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2200 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2203 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2204 (LIBGCC2_HAS_DF_MODE): New.
2205 (LIBGCC2_HAS_XF_MODE): New.
2206 (LIBGCC2_HAS_TF_MODE): New.
2207 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2208 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2209 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2210 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2211 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2212 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2213 and add _fixtfdi, _fixunstfdi, _floatditf
2214 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2215 L_fixunstfdi, L_floatditf.
2216 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2217 (LIBGCC2_HAS_TF_MODE): Define.
2219 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2221 PR tree-optimization/20204
2222 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2223 REWRITE_THIS_STMT markers on PHI nodes.
2224 (rewrite_initialize_block): Likewise.
2226 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2228 * version.c (version_string): Update to 4.1.
2230 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2232 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2233 Clarify that the alternative way doesn't work in GNU C++.
2235 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2237 PR tree-optimization/19937
2238 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2239 to the type of the induction variable.
2241 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2243 PR rtl-optimization/20117
2244 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2245 the block including noncopyable insn.
2247 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2249 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2250 calls to find_reg_note.
2252 2005-02-24 Richard Henderson <rth@redhat.com>
2255 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2258 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2260 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2261 vector types if to use base reg for misaligned non-word ld/std.
2263 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2266 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2267 dwarf2 label manually and put it after, not before the prologue.
2269 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2272 * reload.c (operands_match_p): Only increment register number for
2273 SCALAR_INT_MODE_P modes in multiple hard registers.
2275 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2278 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2280 * ChangeLog.5: Fix log message typo(s).
2281 * ChangeLog.7: Likewise.
2282 * ChangeLog.tree-ssa: Likewise.
2283 * cfgexpand.c: Fix comment typo(s).
2284 * conflict.c: Likewise.
2285 * defaults.h: Likewise.
2286 * dwarf2out.c: Likewise.
2288 * ggc-page.c: Likewise.
2289 * tree-eh.c: Likewise.
2290 * tree-ssa-dom.c: Likewise.
2292 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2295 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2296 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2297 if SHARED is defined.
2300 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2301 allow splitting only if operands 0 and 3 don't overlap.
2303 2005-02-24 Richard Henderson <rth@redhat.com>
2306 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2307 (fold_builtin_1): Call them.
2308 * fold-const.c (fold_complex_mult_parts): Split out from ...
2309 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2310 (fold_complex_div_parts, fold_complex_div): New.
2312 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2314 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2316 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2317 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2319 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2320 (print_node): Likewise.
2321 Print TYPE_SIZES_GIMPLIFIED.
2323 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2325 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2326 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2327 operands as commutative in constraints.
2329 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2331 * tree-into-ssa.c: Re-organize internal functions.
2333 2005-02-24 Richard Henderson <rth@redhat.com>
2336 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2338 * common.opt (fcx-limited-range): New.
2339 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2340 * toplev.c (flag_complex_method): Initialize to 1.
2341 (process_options): Set flag_complex_method to 0 if
2342 flag_cx_limited_range.
2343 * doc/invoke.texi (-fcx-limited-range): New.
2345 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2347 * cse.c (delete_trivially_dead_insns): Speed up by using
2348 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2351 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2353 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2354 functions when -mid-shared-library is being used.
2356 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2358 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2359 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2360 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2361 * system.h: Poison LINK_LIBGCC_SPECIAL.
2363 2005-02-23 James E Wilson <wilson@specifixinc.com>
2365 * gengtype.c (note_insn_name): Make 1 element larger.
2367 2005-02-23 Roger Sayle <roger@eyesopen.com>
2370 PR rtl-optimization/20097
2371 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2372 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2374 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2376 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2377 * t-aix52 (SHLIB_INSTALL): Same.
2379 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2381 * genpreds.c: Update copyright.
2383 2005-02-23 Michael Beach <michaelb@ieee.org>
2386 * config/sparc/t-elf (startup files): Assemble with CPP.
2388 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2390 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2391 (write_predicate_expr): Likewise.
2393 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2395 PR tree-optimization/20100
2396 PR tree-optimization/20115
2397 * tree-optimize.c (init_tree_optimization_passes): Remove
2398 pass_maybe_create_global_var.
2399 * tree-pass.h (pass_maybe_create_global_var): Remove.
2400 * tree-ssa-alias.c (aliases_computed_p): Declare.
2401 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2402 (count_calls_and_maybe_create_global_var): Remove.
2403 (pass_maybe_create_global_var): Remove.
2404 (init_alias_info): Do not declare aliases_computed_p.
2405 (maybe_create_global_var): If the function contains no
2406 call-clobbered variables and a mix of pure/const and regular
2407 function calls, create .GLOBAL_VAR.
2408 Mark all call-clobbered variables for renaming.
2409 (merge_pointed_to_info): Update comment.
2410 (add_pointed_to_var): Likewise.
2411 (is_escape_site): Likewise.
2412 Accept struct alias_info * instead of size_t *.
2414 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2416 * tree-ssa-operands.c (get_call_expr_operands): If
2417 ALIASES_COMPUTED_P is false, do not add call-clobbering
2419 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2420 (delete_tree_ssa): Likewise.
2422 2005-02-22 James E Wilson <wilson@specifixinc.com>
2424 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2425 (do_compile): Do call it here.
2427 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2429 PR rtl-optimization/20017.
2430 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2431 rest_of_handle_cse2, rest_of_handle_gcse): Call
2432 delete_dead_jumptables immediately before calling cleanup_cfg.
2434 2005-02-22 Devang Patel <dpatel@apple.com>
2437 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2440 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2442 * config/rs6000/aix.h (WINT_TYPE): Define.
2444 2005-02-22 Stan Shebs <shebs@apple.com>
2446 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2447 natural alignment for 64-bit Darwin.
2448 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2450 * doc/invoke.texi: Document this.
2452 2005-02-22 DJ Delorie <dj@redhat.com>
2454 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2455 to make_[un]signed_type, not the mode itself.
2457 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2459 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2460 not available. Use tail calls wherever possible.
2461 (make_edge): Call unchecked_make_edge to create an edge.
2463 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2464 (coalesce_ssa_name): Don't check for
2465 SSANORM_USE_COALESCE_LIST.
2466 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2468 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2470 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2471 (rewrite_into_ssa): ... here.
2473 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2475 PR tree-optimization/19786
2476 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2477 tag to another's may-alias bitmap when adding to the other's list.
2479 2005-02-21 DJ Delorie <dj@redhat.com>
2481 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2482 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2483 registers in unsupported ways.
2484 * expmed.c (init_expmed): Likewise.
2486 2005-02-21 Stan Cox <scox@redhat.com>
2488 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2490 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2492 * tree-cfg.c (fold_cond_expr_cond): New.
2493 (make_edges): Call fold_cond_expr_cond.
2494 (find_taken_edge): Accept nothing but INTEGER_CST.
2495 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2497 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2499 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2500 that do not belong to any basic block.
2502 2005-02-21 Jeff Law <law@redhat.com>
2504 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2507 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2509 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2510 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2511 Adjust their definitions.
2512 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2513 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2515 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2516 genautomata.c, langhooks.c, langhooks.h, system.h,
2517 config/arm/lib1funcs.asm: Update copyright.
2519 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2521 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2523 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2526 * doc/install.texi: Document --with-gc.
2528 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2530 * simplify-rtx.c (simplify_unary_operation): Add a missing
2533 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2535 PR tree-optimization/18663
2536 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2537 if the type has variable bounds.
2539 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2541 * gcse.c: Remove an obsolete comment.
2543 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2545 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2547 * doc/extend.texi (Function Attributes) <Attribute const>: The
2548 attribute "pure" is below this text, not above.
2550 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2552 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2553 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2554 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2556 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2559 * langhooks.h (struct lang_hooks): Add to_target_charset.
2560 * langhooks.c (lhd_to_target_charset): New function.
2561 * langhooks-def.h: Declare lhd_to_target_charset.
2562 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2563 (LANG_HOOKS_INITIALIZER): Update.
2564 * c-common.c (c_common_to_target_charset): New function.
2565 * c-common.h: Declare it.
2566 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2567 c_common_to_target_charset.
2569 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2570 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2572 * system.h: Poison them.
2573 * doc/tm.texi: Don't discuss them.
2574 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2575 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2576 (pp_c_char): Do not attempt to generate letter escapes for
2578 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2579 * config/mips/mips.c (mips_output_ascii): Likewise.
2581 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2583 PR tree-optimization/19951
2584 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2587 2005-02-19 Steven Bosscher <stevenb@suse.de>
2590 * function.h (struct function): New field `max_loop_depth'.
2591 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2592 (flow_loops_find): Reset the max loop depth count before finding loops.
2593 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2594 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2595 (calculate_global_regs_live): Make sure the loop will terminate
2596 when the initial sets are not empty.
2598 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2600 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2602 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2604 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2607 * doc/invoke.texi: Remove documentation of %M spec.
2609 (init_spec): Remove %M suffix from -lgcc_s.
2610 (do_spec_1): Remove 'M' case.
2611 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2612 to put shared libraries in the multilib directory. Remove the
2613 shlib_so_soname substitution variable. Don't add a multilib encoding
2614 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2615 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2616 SHLIB_INSTALL as well as SHLIB_LINK.
2617 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2618 (SHLIB_NAME): Delete.
2619 (SHLIB_DIR): New macro.
2620 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2621 (SHLIB_INSTALL): Adjust accordingly.
2622 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2623 * config/t-slibgcc-sld: Likewise.
2624 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2625 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2626 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2628 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2629 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2630 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2631 Use @shlib_base_name@ instead of @shlib_so_name@.
2632 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2633 and @shlib_base_name@.so in @multilib_dir@.
2634 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2635 to the install path.
2636 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2637 (SHLIB_LINK): Remove previous workaround.
2638 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2639 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2640 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2642 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2643 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2644 (SHLIB_INSTALL): Adjust accordingly.
2645 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2646 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2647 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2648 config/t-slibgcc-elf-ver.
2650 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2651 Jakub Jelinek <jakub@redhat.com>
2653 PR tree-optimization/19828
2654 * tree-ssa-loop-im.c: Add a TODO comment.
2655 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2656 without side-effects.
2658 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2660 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2663 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2665 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2666 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2667 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2669 (ia64_reorg): Delete fixup_errata call.
2670 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2671 (TARGET_SWITCHES): Delete -mb-step entry.
2673 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2676 * c-typeck.c (composite_type): Handle quals in transparent unions.
2677 (type_lists_compatible_p): Likewise.
2679 2005-02-18 Stan Shebs <shebs@apple.com>
2681 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2682 expressions in the .literal8 section.
2684 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2686 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2688 2005-02-18 Roger Sayle <roger@eyesopen.com>
2690 * fold-const.c (constant_boolean_node): Always create values of the
2691 specified type, don't bother calling truthvalue_conversion.
2693 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2695 * except.c (output_function_exception_table): Call
2696 assemble_external_libcall (eh_personality_libfunc).
2698 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2701 * config/ia64/ia64.h (struct machine_function): Add state_num.
2702 * config/ia64/ia64.c (process_epilogue,
2703 process_for_unwind_directive): Use new unwind state numbers each
2704 time rather than state 1.
2706 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2709 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2710 before the "*llgt_didi" pattern.
2712 2005-02-18 Jason Merrill <jason@redhat.com>
2714 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2716 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2718 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2719 (div0): Use it in place of ARM_FUNC_ALIAS.
2720 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2722 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2725 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2726 access, the lower bound of the array type if it exists.
2728 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2731 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2732 cases that are out-of-range for the index type.
2734 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2736 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2737 (estimate_case_costs): Don't call convert.
2738 * expmed.c (expand_shift): Likewise.
2739 (make_tree): Call fold_convert instead of convert.
2741 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2744 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2745 that ref to be marked MEM_READONLY_P doesn't have base that needs
2748 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2750 * genautomata.c (output_get_cpu_unit_code_func,
2751 output_cpu_unit_reservation_p): Don't generate old-style function
2754 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2757 PR tree-optimization/20009
2758 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2760 PR tree-optimization/18947
2761 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2762 inline, remove all nodes that are inlined into the extern inline
2765 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2767 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2768 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2769 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2770 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2773 2005-02-17 Roger Sayle <roger@eyesopen.com>
2775 PR tree-optimization/19917
2776 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2777 to be potentially trapping.
2779 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2781 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2783 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2785 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2786 tem becomes a local variable which is set to the value of the
2787 back end defined INITIAL_FRAME_ADDRESS macro.
2788 (expand_builtin_frame_address): Omit the base parameter to
2789 expand_builtin_return_addr.
2790 (expand_builtin_profile_func): Likewise.
2791 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2792 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2793 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2795 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2797 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2798 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2799 * config/frv/frv.c (frv_function_epilogue): Likewise.
2801 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2803 * lambda-code (perfect_nestify): Remove mark/unmark
2805 * tree-loop-linear.c (linear_transform_loops): Add
2806 rewrite_into_ssa call so that ssa is correct for
2807 rewriting into loop closed.
2809 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2811 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2812 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2814 * bt-load.c (btr_def_live_range, combine_btr_defs,
2815 migrate_btr_def, migrate_btr_defs): Likewise.
2816 * cfgcleanup.c (thread_jump): Likewise.
2817 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2818 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2819 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2820 df_rd_local_compute, df_reg_info_compute): Likewise.
2821 * dominance.c (init_dom_info, free_dom_info): Likewise.
2822 * flow.c (init_propagate_block_info,
2823 free_propagate_block_info): Likewise.
2824 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2825 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2826 modify_reg_pav): Likewise.
2827 * loop-invariant.c (find_defs, find_invariant_insn,
2828 find_invariants, free_inv_motion_data): Likewise.
2829 * predict.c (tree_predict_by_opcode,
2830 estimate_bb_frequencies): Likewise.
2831 * stmt.c (expand_case): Likewise.
2832 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2833 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2834 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2835 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2836 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2837 rewrite_ssa_into_ssa): Likewise.
2838 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2839 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2840 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2841 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2842 * tree-sra.c (tree_sra): Likewise.
2843 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2844 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2845 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2846 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2847 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2848 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2850 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2851 calculate_live_on_entry, calculate_live_on_exit,
2852 build_tree_conflict_graph): Likewise.
2853 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2854 record_important_candidates, set_use_iv_cost, find_depends,
2855 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2856 tree_ssa_iv_optimize_finalize): Likewise.
2857 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2858 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2859 tree_duplicate_loop_to_header_edge): Likewise.
2860 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2861 * tree-ssa.c (verify_flow_insensitive_alias_info,
2862 verify_name_tags, verify_ssa, init_tree_ssa,
2863 delete_tree_ssa): Likewise.
2864 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2865 fini_ssanames): Likewise.
2866 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2868 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2870 * config/rs6000/t-rtems: Completely reworked.
2872 2005-02-17 Ira Rosen <irar@il.ibm.com>
2874 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2876 2005-02-17 Ira Rosen <irar@il.ibm.com>
2878 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2879 POINTER_TYPE_P when checking that type is a pointer.
2880 (vect_get_memtag): Remove.
2881 (vect_address_analysis): Use POINTER_TYPE_P. Call
2882 vect_object_analysis with dummy parameter for memtag.
2883 (vect_object_analysis): Extract memtag (functionality that
2884 used to be in vect_get_memtag and moved here). Fix printings.
2885 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2886 with correct parameters. Remove call to vect_get_memtag.
2888 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2890 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2891 (tree-vectorizer.o): Added missing dependencies.
2893 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2895 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2896 declaration in tree-vectorizer.c, now has an extern declaration in
2898 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2899 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2900 get_vectype_for_scalar_type, vect_is_simple_use,
2901 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2902 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2903 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2904 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2905 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2906 find_loop_location): Likewise.
2908 * tree-vectorizer.c (langhooks.h): #include removed.
2909 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2910 moved to tree-vectorized.h.
2911 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2912 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2913 get_vectype_for_scalar_type, vect_is_simple_use,
2914 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2915 vect_supportable_dr_alignment, new_loop_vec_info,
2916 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2917 vect_set_verbosity_level, find_loop_location): Likewise.
2919 (vect_analyze_loop): Function externalized. Declaration moved to
2920 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2921 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2922 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2923 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2924 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2925 vect_enhance_data_refs_alignment, vect_analyze_operations,
2926 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2927 vect_stmt_relevant_p, vect_get_loop_niters,
2928 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2929 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2930 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2931 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2932 vect_get_memtag): Likewise.
2934 (vectorizable_load): Function externalized. Declaration moved to
2935 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2936 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2937 vect_transform_loop): Likewise.
2938 (vect_transform_stmt): Moved to tree-vect-transform.c.
2939 (vect_align_data_ref, vect_create_destination_var,
2940 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2941 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2942 vect_get_vec_def_for_operand, vect_init_vector,
2943 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2944 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2945 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2946 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2947 vect_do_peeling_for_loop_bound): Likewise.
2949 * tree-vect-analyze.c: New file.
2950 * tree-vect-transform.c: New file.
2952 2005-02-17 Jason Merrill <jason@redhat.com>
2954 PR mudflap/19319, c++/19317
2955 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2958 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2960 * doc/install.texi (Specific): Update link for Darwin-specific
2963 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2965 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2966 constant_boolean_node.
2968 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2971 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2972 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2974 2005-02-16 Richard Henderson <rth@redhat.com>
2977 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2979 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2980 replace uses with Wtype_MAXp1_F.
2981 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2982 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2983 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2984 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2985 and HAVE_TFMODE as appropriate.
2986 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2987 (__floatdisf): Likewise.
2988 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2989 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2990 (Wtype_MAXp1_F): New.
2991 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2992 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2994 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2997 * arm.c (arm_apply_result_size): New function.
2998 * arm.h (APPLY_RESULT_SIZE): Define.
2999 * arm-protos.h (arm_apply_result_size): Add prototype.
3000 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3001 (movxf): New expand.
3002 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3003 (call_value_symbol): Remove predicate for operand 0.
3004 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3005 (untyped_call): Rework to correclty return values for any type.
3006 (untyped_return): New expand.
3007 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3009 2005-02-16 Stan Shebs <shebs@apple.com>
3011 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3012 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3014 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3016 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3017 configure settings on Solaris 7 and later.
3019 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3021 PR tree-optimization/19865
3022 * tree-optimize.c (init_tree_optimization_passes): Run
3023 pass_may_alias after pass_sra.
3025 2005-02-16 Richard Henderson <rth@redhat.com>
3026 Stuart Hastings <stuart@apple.com>
3029 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3030 Do nothing if debug info suppressed for this function.
3031 (dbxout_begin_function): Early exit if debug info suppressed for
3034 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3037 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3039 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3041 PR tree-optimization/19967
3042 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3043 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3044 argument TYPE. Adjust calls to fold_builtin_XXX.
3045 (expand_builtin, fold_builtin_1): Adjust calls to
3047 (fold_builtin_strchr, fold_builtin_strpbrk,
3048 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3049 result to a requested type TYPE.
3051 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3054 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3055 (T)x & (T)cst if (T)cst overflows.
3056 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3057 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3059 2005-02-15 Jeff Law <law@redhat.com>
3061 * gcse.c (blocks_with_calls): New bitmap.
3062 (alloc_gcse_mem): Allocate it.
3063 (free_gcse_mem): Free it.
3064 (clear_modifY_mem_tables): Clear it.
3065 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3066 when we encounter CALL_INSNs.
3067 (compute_transp, case MEM): Handle blocks with calls separate
3068 from blocks without calls. Use bitmap iterators rather than
3071 2005-02-15 Peter O'Gorman <peter@pogma.com>
3074 * mklibgcc.in (vis_hide): Use a temporary object file, not
3077 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3080 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3081 access optimization.
3083 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3084 Alan Modra <amodra@bigpond.net.au>
3087 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3088 (_xlqsub): Rename to __gcc_qsub.
3089 (_xlqmul): Rename to __gcc_qmul.
3090 (_xlqdiv): Rename to __gcc_qdiv.
3091 Provide versioned symbol aliases with old names.
3092 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3093 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3094 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3095 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3096 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3098 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3100 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3101 Fold ~(A - 1) and ~(A + -1) to -A.
3103 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3107 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3108 config/pa/pa-host.c:pa_gt_pch_use_address.
3110 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3112 * tree-vn.c (get_value_handle): Make sure that given an
3113 is_gimple_min_invariant expression, we always return it.
3115 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3117 * passes.c (rest_of_handle_gcse): Fix a comment.
3119 2005-02-15 Jeff Law <law@redhat.com>
3121 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3123 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3124 (canon_list_insert, record_last_mem_set_info): Similarly.
3125 (clear_modify_mem_tables): Similarly.
3127 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3129 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3130 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3131 config/mips/mips.md, config/rs6000/aix.h,
3132 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3134 2005-02-15 Richard Henderson <rth@redhat.com>
3136 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3137 call to be best_edge.
3139 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3141 * basic-block.h: Adjust the prototype for find_basic_blocks.
3142 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3143 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3146 * flow.c (recompute_reg_usage): Remove all arguments.
3147 * passes.c (rest_of_compilation): Adjust the call to
3148 recompute_reg_usage.
3149 * rtl.h: Adjust the prototype for recompute_reg_usage.
3151 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3153 * tree-dump.c (dump_files): Update to reflect new member
3155 (dump_register): Add new argument.
3157 (dump_switch_p_1): Check against glob name if doglob was passed.
3158 (dump_switch_p): Check against regular first, then glob if
3159 we didn't have any hits on the dump name.
3160 * tree-optimize.c (register_one_dump_file):
3161 Pass in glob name as well.
3162 * tree-pass.h (struct dump_file_info): Add glob
3165 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3167 PR preprocessor/16323
3168 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3170 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3173 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3174 (trunctfdf2_internal1): New.
3175 (trunctfdf2_internal2): Renamed from trunctfdf2.
3177 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3179 PR tree-optimization/19853
3180 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3182 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3184 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3185 delete_dead_jumptables and cleanup_cfg.
3187 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3189 * reload.c (find_reloads): Swap address_reloaded flags when
3190 swapping commutative operands.
3192 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3194 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3195 Use standard_iv_increment_position for computing the bsi position
3197 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3200 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3203 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3204 life range of hard registers.
3205 * value-prof.c (insn_prefetch_values_to_profile): Only
3208 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3209 profile in libcalls.
3211 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3213 * bitmap.h (bitmap_and_compl_into): Return bool.
3214 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3216 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3218 PR tree-optimization/19944
3219 * fold-const.c (fold): Re-add ABS_EXPR folding.
3221 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3224 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3225 {TARGET,MASK}_XL_COMPAT.
3226 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3228 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3229 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3231 (rs6000_arg_partial_bytes): Same.
3232 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3233 and XL compatibility enabled.
3234 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3235 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3236 test to final condition.
3237 (cmptf_internal2): New.
3238 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3239 xl-compat. Add TFmode information to description.
3241 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3243 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3245 2005-02-13 Jason Merrill <jason@redhat.com>
3248 * fold-const.c (fold_indirect_ref_1): Split out from...
3249 (build_fold_indirect_ref): Here.
3250 (fold_indirect_ref): New fn.
3251 * tree.h: Declare it.
3252 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3253 (gimplify_modify_expr_rhs): Likewise.
3254 (gimplify_expr): Likewise.
3256 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3258 PR tree-optimization/14303
3259 PR tree-optimization/15784
3260 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3261 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3262 ABS_EXPR<x> != 0 to x != 0.
3264 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3266 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3267 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3268 spelling conventions.
3270 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3271 delete_trivially_dead_insns too many times.
3273 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3276 2005-02-12 Ira Rosen <irar@il.ibm.com>
3278 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3279 (vect_is_simple_iv_evolution): Remove redundant parameter
3281 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3282 without last parameter.
3283 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3284 Return pointer step. Call vect_is_simple_iv_evolution without
3285 last parameter. Check only that the step is multiple of size
3286 type. Remove stmt_vinfo updates.
3287 (vect_get_memtag_and_dr): Remove.
3288 (vect_get_memtag): New function.
3289 (vect_address_analysis): New function.
3290 (vect_object_analysis): New function.
3291 (vect_analyze_data_refs): Call vect_object_analysis and
3292 vect_get_memtag. Update stmt_vinfo fields.
3294 2005-02-12 Ira Rosen <irar@il.ibm.com>
3296 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3297 exist and are objects. Remove checks for pointer.
3298 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3299 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3300 (vect_create_data_ref_ptr): Likewise.
3301 (vect_base_addr_differ_p): New function.
3302 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3303 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3304 Don't set the DR_BASE_NAME field of data-ref.
3305 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3307 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3309 * optabs.h (enum optab_index): Add new OTI_ldexp.
3310 (ldexp_optab): Define corresponding macro.
3311 * optabs.c (init_optabs): Initialize ldexp_optab.
3312 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3314 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3316 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3317 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3319 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3320 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3323 2005-02-12 Ira Rosen <irar@il.ibm.com>
3325 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3327 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3329 (vect_get_base_and_offset): Always return an address.
3330 (vect_create_addr_base_for_vector_ref): Remove treatment for
3331 different data reference types.
3332 (vect_compute_data_ref_alignment): Rename base to base_address in
3333 stmt_vec_info. Get the object in order to force its alignment.
3334 (vect_get_memtag_and_dr): Rename base to base_address in
3335 stmt_vec_info. Extract the object for memtag analysis.
3337 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3339 PR regression/19898.
3340 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3341 changes cc_status, use apply modified_in_p to part of cc_status
3342 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3345 2005-02-11 Richard Henderson <rth@redhat.com>
3347 * tree-complex.c (expand_complex_libcall): New.
3348 (expand_complex_multiplication): Use it for c99 compliance.
3349 (expand_complex_division): Likewise.
3350 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3352 * builtins.c (built_in_names): Remove const.
3353 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3355 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3356 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3357 (built_in_names): Remove const.
3358 * c-common.c (c_common_type_for_mode): Handle complex modes.
3359 * flags.h, toplev.c (flag_complex_method): Rename from
3360 flag_complex_divide_method.
3361 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3362 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3363 * libgcc2.h: Declare them.
3364 * libgcc-std.ver: Export them.
3365 * mklibgcc.in (lib2funcs): Build them.
3367 2005-02-11 Steven Bosscher <stevenb@suse.de>
3369 PR tree-optimization/19876
3370 Partially revert my change from 2005-01-14
3371 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3372 (compute_antic): ...and remove the loop here.
3374 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3377 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3378 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3380 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3381 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3383 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3385 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3386 offsets for the big-endian 32-bit case.
3388 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3390 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3392 2005-02-11 Dale Johannesen <dalej@apple.com>
3394 * cselib.c (cselib_process_insn): Clear out regs where
3395 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3396 * reload.c (find_equiv_reg): Ditto.
3398 2005-02-11 Ian Lance Taylor <ian@airs.com>
3400 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3403 * tree.c (build_function_type_list): Work correctly if there are
3406 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3408 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3409 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3410 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3411 TARGET_ZARCH instead of TARGET_64BIT.
3413 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3415 * config/rs6000/t-rtems:
3416 (MULTILIB_OPTIONS): Remove mcpu=602.
3417 (MUTLILIB_DIRNAMES): Remove m602.
3418 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3419 Let mcpu=602 match mcpu=603.
3420 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3422 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3424 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3427 2005-02-10 David Daney <ddaney@avtrex.com>
3429 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3430 * config/i386/linux-unwind.h: Likewise.
3431 * config/ia64/linux-unwind.h: Likewise.
3432 * config/mips/linux-unwind.h: Likewise.
3433 * config/pa/linux-unwind.h: Likewise.
3434 * config/rs6000/linux-unwind.h: Likewise.
3435 * config/s390/linux-unwind.h: Likewise.
3436 * config/sh/linux-unwind.h: Likewise.
3437 * config/sparc/linux-unwind.h: Likewise.
3439 2005-02-10 Steven Bosscher <stevenb@suse.de>
3441 PR tree-optimization/17549
3442 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3443 TER to replace a DEF with its expression if the DEF and the
3444 rhs of the expression we replace into have the same root
3447 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3449 * config/mips/mips.md: Fix the placement of the match_scratch in the
3452 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3454 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3457 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3459 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3460 (strip_offset): Handle addresses.
3461 (add_address_candidates): Use strip_offset.
3462 (difference_cost): Reflect strip_offset change.
3463 (force_var_cost, difference_cost): Strip nops.
3465 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3467 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3469 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3470 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3471 config/cris/cris-protos.h, config/cris/cris.c: Update
3474 2005-02-10 Jeff Law <law@redhat.com>
3476 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3477 (lookup_avail_expr): Similarly.
3479 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3481 * builtins.c (fold_builtin_powi): New function.
3482 (fold_builtin_1): Call it.
3484 2005-02-10 Steven Bosscher <stevenb@suse.de>
3486 PR documentation/19309
3487 * doc/cpp.texi: The __GNUC__ and related predefined macros
3488 are also defined for the "standalone" cpp.
3489 Some non-GCC compilers may also define __GNUC__.
3491 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3494 * c-typeck.c (common_type): New routine. Old common_type renamed
3496 (c_common_type): ...this.
3497 (build_conditional_expr, build_binary_op): Use c_common_type instead
3500 2005-02-10 Steven Bosscher <stevenb@suse.de>
3502 * doc/md.texi: Replace @samp{length} with @code{length}.
3504 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3506 PR tree-optimization/18687
3507 * tree-flow.h (find_loop_niter): Declare.
3508 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3509 Try using scev even for loops with more than one exit.
3510 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3511 (struct ivopts_data): Added niters field.
3512 (struct nfe_cache_elt): New.
3513 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3515 (tree_ssa_iv_optimize_init): Initialize niters cache.
3516 (determine_number_of_iterations): Removed.
3517 (find_induction_variables): Do not call determine_number_of_iterations.
3518 Access niters for single exit through niter_for_single_dom_exit.
3519 (add_iv_outer_candidates): Access niters for single exit through
3520 niter_for_single_dom_exit.
3521 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3522 number_of_iterations_cond.
3523 (iv_period): New function.
3524 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3525 (may_replace_final_value): Take data argument. Use
3526 niter_for_single_dom_exit.
3527 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3528 (rewrite_use_compare): Pass data to may_eliminate_iv.
3529 (rewrite_use_outer): Pass data to may_replace_final_value.
3530 (free_loop_data): Clean up the niters cache.
3531 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3532 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3533 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3534 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3535 (num_ending_zeros): Moved to tree.c.
3536 * tree.h (num_ending_zeros): Declare.
3537 * tree.c (num_ending_zeros): Moved from tree.c.
3539 2005-02-09 Richard Henderson <rth@redhat.com>
3541 * builtins.c (DEF_BUILTIN): Add COND argument.
3542 * tree.h (DEF_BUILTIN): Likewise.
3543 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3544 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3546 (DEF_BUILTIN_STUB): New.
3547 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3548 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3549 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3550 * c-common.c (DEF_BUILTIN): Add COND argument.
3551 * tree.c (local_define_builtin): New.
3552 (build_common_builtin_nodes): New.
3554 2005-02-09 Roger Sayle <roger@eyesopen.com>
3556 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3557 floating point expression ignoring the sign of the result.
3558 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3559 (fold) <MULT_EXPR>: Use it to simplify x*x.
3560 * tree.h (fold_strip_sign_ops): Prototype here.
3561 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3562 argument. Use fold_strip_sign_ops to simplify the first argument.
3563 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3564 first argument when the second argument is an even integer
3565 constant, but only with -funsafe_math_optimizations.
3566 (fold_builtin_1): Update call to fold_builtin_copysign.
3568 2005-02-09 Ian Lance Taylor <ian@airs.com>
3571 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3572 just check whether EH_FILTER_FAILURE falls through.
3574 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3576 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3577 insns return to ready list in the next turn.
3579 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3582 * builtins.def: New __builtin_powi[lf].
3583 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3584 (expand_builtin_powi): New function.
3585 (expand_builtin): Dispatch to expand_builtin_powi.
3586 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3587 * libgcc2.c: Add __builtin_powi[lf] implementation.
3588 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3589 * optabs.h: Add powi_optab.
3590 * optabs.c (init_optabs): Initialize powi_optab.
3591 * doc/extend.texi: Document __builtin_powi[lf].
3593 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3595 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3598 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3601 * fold-const.c (try_move_mult_to_index): Remove redundant
3602 type argument. Create ADDR_EXPR with correct type.
3603 (fold): Update callers of try_move_mult_to_index. Convert
3604 result to the appropriate type.
3606 2005-02-09 Roger Sayle <roger@eyesopen.com>
3609 * config/avr/avr.c (default_rtx_costs): Delete.
3610 (avr_operand_rtx_cost): New function.
3611 (avr_rtx_costs): Completely rewrite.
3613 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3616 * config/cris/cris.c (in_code): New variable.
3617 (cris_output_addr_const): Now a static function, a wrapper for
3619 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3620 case from old cris_output_addr_const.
3621 (cris_asm_output_label_ref): Similar for LABEL_REF.
3622 (cris_output_addr_const_extra): Similar for UNSPEC.
3623 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3624 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3625 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3627 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3628 (cris_asm_output_label_ref): Declare.
3630 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3632 PR preprocessor/19801
3633 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3634 filenames that changed when libcpp was moved to the toplevel.
3636 2005-02-07 Roger Sayle <roger@eyesopen.com>
3638 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3639 zero extensions of BImode operands. Call lowpart_subreg instead
3640 of gen_lowpart_common and gen_lowpart_SUBREG.
3642 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3645 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3646 * configure.ac: Set cc_for_cross_gnattools.
3647 * configure: Regenerate.
3649 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3652 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3654 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3657 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3658 of nested functions.
3660 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3662 * doc/extend.texi: Document deprecated extensions allowing
3663 static floating-point members to have initializers and allowing
3664 floating-point literals in integral constant expressions.
3666 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3668 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3669 config/darwin7.h, config/mips/mips.c,
3670 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3673 * cse.c: Update comments.
3675 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3678 * builtins.c (fold_builtin_sqrt): Transform
3679 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3682 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3683 Dorit Naishlos <dorit@il.ibm.com>
3685 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3686 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3687 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3689 * tree.h (vect_set_verbosity_level): New extern function declaration
3691 * tree-vectorizer.h (verbosity_levels): New enum type.
3692 * tree-vectorizer.c (vect_debug_stats): Function removed.
3693 (vect_debug_details): Likewise.
3694 (vect_verbosity_level): Global variable was defined and initialized.
3695 (vect_dump): Global variable definition.
3696 (vect_print_dump_info): New function.
3697 (vect_set_dump_settings): New function.
3698 (vect_set_verbosity_level): New function.
3699 (vectorize_loops): Add call to vect_set_dump_settings.
3701 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3702 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3703 (slpeel_tree_peel_loop_to_edge): Likewise.
3705 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3706 appropriate verbosity level instead of call to vect_debug_details
3707 or vect_debug_stats.
3708 (vect_get_base_and_offset):
3709 (vect_create_addr_base_for_vector_ref):
3710 (get_vectype_for_scalar_type):
3711 (vect_create_data_ref_ptr):
3713 (vect_get_vec_def_for_operand):
3714 (vect_finish_stmt_generation):
3715 (vectorizable_assignment):
3716 (vectorizable_operation):
3717 (vectorizable_store):
3718 (vectorizable_load):
3719 (vect_transform_stmt):
3720 (vect_update_ivs_after_vectorizer):
3721 (vect_do_peeling_for_loop_bound):
3722 (vect_update_inits_of_drs):
3723 (vect_do_peeling_for_alignment):
3724 (vect_transform_loop):
3725 (vect_is_simple_use):
3726 (vect_analyze_operations):
3727 (vect_is_simple_iv_evolution):
3728 (vect_analyze_scalar_cycles):
3729 (vect_analyze_data_ref_dependence):
3730 (vect_analyze_data_ref_dependences):
3731 (vect_compute_data_ref_alignment):
3732 (vect_enhance_data_refs_alignment):
3733 (vect_analyze_data_refs_alignment):
3734 (vect_analyze_data_ref_access):
3735 (vect_analyze_data_ref_accesses):
3736 (vect_analyze_pointer_ref_access):
3737 (vect_get_memtag_and_dr):
3738 (vect_analyze_data_refs):
3739 (vect_mark_relevant):
3740 (vect_stmt_relevant_p):
3741 (vect_mark_stmts_to_be_vectorized):
3742 (vect_can_advance_ivs_p):
3743 (vect_get_loop_niters):
3744 (vect_analyze_loop_form):
3745 (vect_analyze_loop):
3746 (vectorize_loops): Likewise.
3748 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3749 (vect_update_inits_of_drs):
3750 (vect_do_peeling_for_alignment):
3751 (vect_transform_loop):
3752 (vect_analyze_operations):
3753 (vect_analyze_scalar_cycles):
3754 (vect_analyze_data_ref_dependences):
3755 (vect_analyze_data_refs_alignment):
3756 (vect_analyze_data_ref_accesses):
3757 (vect_analyze_data_refs):
3758 (vect_mark_stmts_to_be_vectorized):
3759 (vect_get_loop_niters):
3760 (vect_analyze_loop_form):
3761 (vect_analyze_loop): Likewise.
3762 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3764 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3768 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3769 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3770 either -ffast-math or -funsafe-math-optimizations is in use.
3772 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3773 * config/mips/irix-csr.c: New file.
3774 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3775 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3776 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3779 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3781 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3782 redundant, incorrect definitions.
3784 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3786 ("*tls_indirect_call"): New, reference hard regs directly.
3787 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3789 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3791 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3792 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3794 2005-02-06 Roger Sayle <roger@eyesopen.com>
3796 PR rtl-optimization/19800
3797 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3798 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3801 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3803 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3805 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3808 * doc/invoke.texi: Correct documentation of -freorder-functions.
3810 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3813 * doc/invoke.texi: Don't mention gccbug.
3815 2005-02-06 Roger Sayle <roger@eyesopen.com>
3816 Andrew Pinski <pinskia@physics.uc.edu>
3817 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3819 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3820 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3821 into just (zero_extract:SI FOO (const_int 1) BAR).
3823 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3825 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3826 macro locally. Don't give last revision date. Use GCC version
3827 number from gcc-common.texi.
3828 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3829 revision date. Use GCC version number from gcc-common.texi.
3830 Describe being a library as current state rather than as 3.x
3832 * doc/gcc.texi: Remove last update date.
3833 * doc/gccint.texi: Likewise. Update copyright dates.
3834 * doc/install.texi: Update copyright dates.
3836 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3839 * doc/invoke.texi: Mention for each option included in -Wall that
3840 it is included in -Wall.
3841 * doc/gcc.texi: Update copyright and last modification date.
3843 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3845 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3846 unnecessary cast to original induction variable increments.
3848 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3850 PR tree-optimization/18219
3851 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3852 in distributed form.
3854 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3856 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3857 Set bitpos and offset later in the function. Do nothing if the
3858 target is a register and if the bitfield lies completely outside
3860 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3861 here. Return an uninitialised register if the source value is stored
3862 in a register and the bitfield lies completely outside that register.
3864 2005-02-06 Steven Bosscher <stevenb@suse.de>
3866 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3869 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3871 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3873 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3875 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3876 * config/darwin8.h: New.
3877 * config/darwin7.h: Update comment.
3879 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3880 Dorit Naishlos <dorit@il.ibm.com>
3882 * tree-vectorizer.h (LOC): New type.
3883 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3884 (loop_line_number): New field in struct _loop_vec_info.
3885 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3887 * tree-vectorizer.c (input.h): Included.
3888 (find_loop_location): New function.
3889 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3890 loop line number removed.
3891 (vect_debug_details): Likewise.
3892 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3894 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3895 call to vect_debug_details/stats changed from loop to loop_loc.
3896 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3897 (slpeel_tree_peel_loop_to_edge): Likewise.
3899 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3900 changed from NULL to UNKNOWN_LOC.
3901 (vect_get_base_and_offset):
3902 (vect_create_addr_base_for_vector_ref):
3903 (get_vectype_for_scalar_type):
3904 (vect_create_data_ref_ptr):
3906 (vect_get_vec_def_for_operand):
3907 (vect_finish_stmt_generation):
3908 (vectorizable_assignment):
3909 (vectorizable_operation):
3910 (vectorizable_store):
3911 (vectorizable_load):
3912 (vect_transform_stmt):
3913 (vect_update_ivs_after_vectorizer):
3914 (vect_do_peeling_for_loop_bound):
3915 (vect_do_peeling_for_alignment):
3916 (vect_transform_loop):
3917 (vect_is_simple_use):
3918 (vect_analyze_operations):
3919 (vect_is_simple_iv_evolution):
3920 (vect_analyze_scalar_cycles):
3921 (vect_analyze_data_ref_dependences):
3922 (vect_compute_data_ref_alignment):
3923 (vect_enhance_data_refs_alignment):
3924 (vect_analyze_data_ref_access):
3925 (vect_analyze_data_ref_accesses):
3926 (vect_analyze_pointer_ref_access):
3927 (vect_get_memtag_and_dr):
3928 (vect_analyze_data_refs):
3929 (vect_mark_relevant):
3930 (vect_stmt_relevant_p):
3931 (vect_mark_stmts_to_be_vectorized):
3932 (vect_can_advance_ivs_p):
3933 (vect_get_loop_niters):
3934 (vect_analyze_loop):
3935 (vectorize_loops): Likewise.
3937 (vectorizable_load): Argument in call to vect_debug_details/stats
3938 changed from loop to LOOP_LOC (loop_vinfo).
3939 (vect_transform_loop):
3940 (vect_analyze_operations):
3941 (vect_analyze_scalar_cycles):
3942 (vect_analyze_data_ref_dependence):
3943 (vect_enhance_data_refs_alignment):
3944 (vect_analyze_data_ref_accesses):
3945 (vect_analyze_pointer_ref_access):
3946 (vect_analyze_data_refs):
3947 (vect_analyze_loop): Likewise.
3949 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3950 changed from loop to loop_loc.
3952 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3954 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3955 Dorit Naishlos <dorit@il.ibm.com>
3957 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3959 (vect_analyze_data_ref_dependences): Likewise.
3961 (vect_is_simple_use): Argument changed from loop structure to
3962 loop_vect_info structure.
3963 (vect_can_advance_ivs_p): Likewise.
3964 (vect_create_index_for_vector_ref): Likewise.
3965 (vect_update_ivs_after_vectorizer): Likewise.
3966 (new_stmt_vec_info): Likewise.
3968 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3969 changed from loop to loop_vinfo.
3970 (vect_create_data_ref_ptr): First argument in call to
3971 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3972 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3973 was changed from loop to loop_vinfo.
3974 (vectorizable_operation): Likewise.
3975 (vectorizable_store): Likewise.
3976 (vect_mark_stmts_to_be_vectorized): Likewise.
3977 (vect_do_peeling_for_loop_bound): First argument in call to
3978 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3979 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3980 was changed from loop to loop_vinfo.
3981 (vect_analyze_data_ref_dependences): Third argument in call to
3982 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3984 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3985 (vect_create_data_ref_ptr): Likewise.
3986 (vect_init_vector): Likewise.
3987 (vect_get_vec_def_for_operand): Likewise.
3988 (vectorizable_assignment): Likewise.
3989 (vectorizable_operation): Likewise.
3990 (vectorizable_store): Likewise.
3991 (vectorizable_load): Likewise.
3992 (vect_update_ivs_after_vectorizer): Likewise.
3993 (vect_is_simple_use): Likewise.
3994 (vect_analyze_data_ref_dependence): Likewise.
3995 (vect_analyze_pointer_ref_access): Likewise.
3996 (vect_can_advance_ivs_p): Likewise.
3998 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3999 before _stmt_vec_info.
4000 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4001 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4002 (new_stmt_vec_info): Argument changed from loop structure to
4003 loop_vect_info structure
4005 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4006 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4007 (vect_create_addr_base_for_vector_ref): Likewise.
4008 (vect_analyze_pointer_ref_access): Likewise.
4010 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4013 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4014 phi flag if the phi is abnormal.
4016 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4019 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4020 information for the new statement.
4022 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4025 * gcc.c (main): Include the target in -v output.
4027 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4029 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4030 Do not drop the extend if we'd have to add a paradoxical subreg
4031 later. Include optabs.h and insn-codes.h.
4032 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4034 2005-02-02 Roger Sayle <roger@eyesopen.com>
4037 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4038 * fold-const.c (const_binop): Avoid constant folding floating
4039 point operations in modes that use composite representations.
4040 * simplify-rtx.c (simplify_binary_operation): Likewise.
4042 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4044 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4046 (altivec_dstt): Likewise.
4047 (altivec_dstst): Likewise.
4048 (altivec_dststt): Likewise.
4049 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4052 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4054 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4055 EXPR_LOCUS from orig_cond to the new cond_stmt.
4056 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4059 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4061 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4062 standard_iv_increment_position. Remove call to bsi_next
4063 (no need to bump the iterator anymore).
4064 (vect_create_index_for_vector_ref): Call
4065 standard_iv_increment_position. Remove second function argument.
4066 (vect_finish_stmt_generation): Remove call to bsi_next
4067 (no need to bump the iterator anymore).
4068 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4069 to vect_create_index_for_vector_ref.
4071 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4073 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4074 phis are used out of the loop.
4076 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4079 * c-decl.c (undef_nested_function): New variable.
4080 (pop_scope): Diagnose undefined nested functions.
4081 (finish_function): Don't attempt cgraph processing or genericizing
4082 if current top-level function contained an undefined nested
4083 function. Reset undef_nested_function at the end of a top-level
4086 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4088 * tree.c (build_int_cst_type): Take sign of the value into account
4089 when deciding whether sign extend the value.
4091 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4094 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4095 (cpp_options, cc1_options): Change %{std*&ansi} to
4096 %{std*&ansi&trigraphs}.
4098 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4100 * cse.c: Update comments.
4102 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4104 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4105 arguments go on the stack. Do not put complex doubles in odd/even
4108 2005-02-02 Steven Bosscher <stevenb@suse.de>
4110 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4111 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4112 -ftree-pre, and -fthread-jumps.
4114 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4116 PR tree-optimization/19578
4117 * tree-flow.h (modified_noreturn_calls): Declare.
4118 (noreturn_call_p): Declare.
4119 * tree-flow-inline.h (noreturn_call_p): New function.
4120 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4121 * tree-cfg.c (modified_noreturn_calls): New variable.
4122 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4123 that contain a mid-block noreturn call.
4124 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4126 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4128 * df.c (df_def_record_1, df_uses_record): Don't use
4130 * df.h (DF_FOR_REGALLOC): Remove.
4132 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4135 * c-typeck.c (really_start_incremental_init): Reset
4136 constructor_max_index for arrays of incomplete type.
4138 2005-02-02 Jeff Law <law@redhat.com>
4140 * gcse.c (struct reg_set): Store the block index where the register
4141 was set rather than the setting insn.
4142 (record_one_set, compute_transp): Corresponding changes.
4143 (pre_insert_copy_insn): Do not call replace_one_set.
4144 (replace_one_set): Remove.
4146 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4149 * doc/gcov.texi: Fix typo.
4151 2005-02-01 Richard Henderson <rth@redhat.com
4154 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4155 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4157 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4158 * config/i386/i386-protos.h: Update.
4160 2005-02-01 Steven Bosscher <stevenb@suse.de>
4162 PR tree-optimization/19217
4163 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4164 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4165 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4166 that it is walking a PHI node.
4168 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4170 * doc/extend.texi (Nested Functions): Update.
4172 2005-02-01 Richard Henderson <rth@redhat.com>
4175 * optabs.c (expand_copysign_absneg): Export.
4176 * optabs.h (expand_copysign_absneg): Declare.
4177 * config/rs6000/rs6000.md (copysigntf3): New.
4179 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4181 PR tree-optimization/19633
4182 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4183 * tree-ssa-alias.c (init_alias_info): Initialize.
4184 (merge_pointed_to_info): Set.
4185 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4186 (dump_points_to_info_for): Show value of pt_null.
4187 (struct count_ptr_d): Declare.
4188 (find_ptr_dereference): Remove.
4189 (ptr_is_dereferenced_by): Remove.
4190 (count_ptr_derefs): New local function.
4191 (count_uses_and_derefs): New local function.
4192 (compute_points_to_and_addr_escape): Call it. If the number
4193 of dereferences is greater than zero, mark the pointer as
4194 dereferenced. If there are fewer dereferences than uses of
4195 the pointer, the pointer's value escapes.
4197 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4199 PR tree-optimization/19670
4200 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4202 (verify_use): ... set it here, instead.
4204 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4206 * doc/sourcebuild.texi (Test directives): Fix formatting.
4208 * doc/sourcebuild.texi (Test directives): Describe selector
4211 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4213 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4214 specific 64-bit CPUs.
4216 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4219 * arm.c (arm_eliminable_register): New function.
4220 (adjacent_mem_locations): Don't allow eliminable registers. Use
4221 HOST_WIDE_INT for address offsets.
4222 * arm-protos.h (arm_eliminable_register): Add prototype.
4224 2005-02-01 Steven Bosscher <stevenb@suse.de>
4226 PR optimization/15242
4227 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4228 * basic-block.h (duplicate_computed_gotos): Add prototype.
4229 * bb-reorder.c (duplicate_computed_gotos): New function to
4230 duplicate sufficiently small blocks ending in a computed jump.
4231 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4232 if not optimizing for size.
4233 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4234 never do tail merging for blocks ending in a computed jump.
4235 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4237 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4239 Patch from Richard Sandiford <rsandifo@redhat.com>
4240 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4241 from inheriting a subreg equivalence with a non-spill register.
4243 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4245 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4247 * config/frv/frv.c (movcc_fp_destination_operand): New.
4248 (gpr_or_memory_operand): Fix typo in comment.
4249 (gpr_or_memory_operand_with_scratch): New.
4250 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4251 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4252 movcc_fp_destination_operand.
4253 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4254 Legitimize memory addresses using a scratch register.
4256 2005-01-31 Jeff Law <law@redhat.com>
4258 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4259 bitmap a sparse bitmap instead of a simple bitmap.
4260 (mark_def_sites_initialize_block): Corresponding changes.
4261 (ssa_mark_def_sites_initialize_block): Likewise.
4262 (ssa_mark_phi_uses): Likewise.
4263 (mark_def_site, ssa_mark_def_sites): Likewise.
4264 (mark_def_site_blocks): Likewise.
4265 (rewrite_ssa_into_ssa): Likewise.
4267 * tree-ssa-dom.c (record_cond): Pass correct variable type
4268 for last argument to htab_find_slot_with_hash.
4270 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4271 effects when optimizing 0 % X. Do not try to optimize X % 0.
4273 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4275 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4278 2005-02-01 Eric Christopher <echristo@redhat.com>
4280 * config/mips/mips.c (override_options): Warn if -mint64
4282 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4285 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4287 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4289 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4290 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4291 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4292 (cached_regno): Initialize to INVALID_REGNUM.
4293 (cse_reg_info_table_size,
4294 cse_reg_info_table_first_uninitialized,
4295 cse_reg_info_timestamp): New.
4296 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4298 (init_cse_reg_info, get_cse_reg_info_1): New.
4299 (get_cse_reg_info): Cache the last look-up.
4300 (new_basic_block): Update the code to clear mappings from
4301 registers to cse_reg_info entries.
4302 (cse_main): Call init_cse_reg_info.
4304 * cse.c (get_cse_reg_info): Update a comment.
4306 2005-01-31 Steven Bosscher <stevenb@suse.de>
4309 * c-decl.c (start_decl): Do not warn about arrays of elements with
4310 an incomplete type here.
4311 (grokdeclarator): Do it here by making a pedwarn an error.
4312 * c-typeck.c (push_init_level): If there were previous errors with
4313 the constructor type, do not warn about braces for initializers.
4314 (process_init_element): Likewise for excess initializer elements.
4316 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4318 * cse.c (delete_trivially_dead_insn): Don't iterate.
4320 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4322 * config/rs6000/rs6000.md (copysignsf3): New expand.
4323 (copysigndf3): Likewise.
4325 2005-01-31 Steven Bosscher <stevenb@suse.de>
4327 * recog.c (constrain_operands): Only look for earlyclobber operand
4328 conflicts if an '&' constraint was seen.
4330 2005-01-31 Marc Espie <espie@openbsd.org>
4332 * config.gcc: Don't include embedded systems fragment, switches default
4333 debugging format to ELF.
4334 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4335 longer pick it up there.
4337 2005-01-31 Dale Johannesen <dalej@apple.com>
4339 * doc/extend.texi (nested functions): Fix linkage description.
4340 Clarify that static is not allowed.
4342 2005-01-31 Dale Johannesen <dalej@apple.com>
4344 * config/rs6000/darwin.md (movsf_low_di): Make work.
4345 (movdf_low_di): Make work.
4347 2005-01-31 Dale Johannesen <dalej@apple.com>
4349 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4350 Make work for 64 bit.
4352 2005-01-31 Roger Sayle <roger@eyesopen.com>
4353 Dale Johannesen <dalej@apple.com>
4356 * fold-const.c (fold_binary_op_with_conditional_arg):
4357 Make types match original operands, before STRIP_NOPS.
4359 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4361 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4362 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4363 (struct gcc_sigcontext): Delete. Merge contents to..
4364 (struct gcc_ucontext): ..here.
4365 (get_sigcontext): Delete.
4366 (get_regs): New function, like get_sigcontext but return regs ptr.
4367 64-bit version finds regs from r1 to support vdso.
4368 (ppc_linux_aux_vector): New function.
4369 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4372 2005-01-31 Ira Rosen <irar@il.ibm.com>
4374 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4376 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4377 redundant fold. Fix misalignment for MINUS_EXPR.
4378 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4379 (vect_analyze_pointer_ref_access): Likewise.
4380 (vect_get_memtag_and_dr): Likewise.
4382 2005-01-31 Richard Henderson <rth@redhat.com>
4384 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4385 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4386 absnegdf2_i387, absnegxf2_i387): Likewise.
4388 2005-01-31 Richard Henderson <rth@redhat.com>
4391 * optabs.c (expand_copysign_absneg): New.
4392 (expand_copysign_bit): Split out from ...
4393 (expand_copysign): ... here. Use expand_copysign_absneg.
4395 2005-01-30 Roger Sayle <roger@eyesopen.com>
4398 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4399 constant as the second operand and a register as the third.
4401 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4404 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4405 that dllimport'd functions do not use all call-clobbered registers
4408 2005-01-30 Richard Henderson <rth@redhat.com>
4411 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4412 expand_abs_nojump and generalize. Use operand_subword and
4413 emit_no_conflict_block. Support large modes.
4414 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4416 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4417 negation to subtraction.
4418 (expand_copysign): Check that the format has signed zeros.
4419 Use operand_subword and emit_no_conflict_block. Support large modes.
4421 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4423 Fix PR tree-optimization/19624
4425 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4426 * tree-ssa-pre.c: Add cfgloop.h.
4428 (pre_stats): New member, constified.
4429 (inserted_exprs): New static variable.
4430 (NECESSARY): New macro.
4431 (create_expression_by_pieces): Fold the expression, and
4432 mark it as defaulting to not necessary. Also put in
4434 (fully_constant_expression): New function.
4435 (insert_into_preds_of_block): Modify to not insert phis when we
4436 are playing with induction variables.
4437 Push phis onto the inserted_exprs vector, and mark them as not
4438 necessary by default.
4439 (insert_aux): Call fully_constant_expression on eprime.
4440 If all edges produce the same value, mark it constant.
4441 (mark_operand_necessary): New function.
4442 (remove_dead_inserted_code): New function.
4443 (init_pre): Init loop optimizer to get loop info.
4444 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4445 (execute_pre): Commit edge inserts, then remove dead code.
4447 2005-01-30 Richard Henderson <rth@redhat.com>
4449 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4450 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4452 2005-01-30 Richard Henderson <rth@redhat.com>
4455 * config/i386/i386.c (ix86_expand_copysign): New.
4456 (ix86_split_copysign_const): New.
4457 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4458 rearrange op1/nmask operands.
4459 * config/i386/i386-protos.h: Update.
4460 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4461 (copysigndf3): Likewise.
4462 (copysignsf3_const, copysigndf3_const): New.
4463 (copysignsf3_var): Rename from copysignsf3, split out splitter
4464 and fix split predicate for X constraint.
4465 (copysigndf3_var): Similarly.
4467 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4469 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4470 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4471 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4473 2005-01-29 Richard Henderson <rth@redhat.com>
4476 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4477 of # and * in constraints.
4479 2005-01-29 Richard Henderson <rth@redhat.com>
4482 * expr.c (store_field): Don't strip sub-mode cast when the input
4483 data is even smaller.
4485 2005-01-29 Richard Henderson <rth@redhat.com>
4488 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4491 2005-01-29 Richard Henderson <rth@redhat.com>
4493 * combine.c (make_field_assignment): Fix argument order
4496 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4498 PR tree-optimization/15791
4499 * fold-const.c (extract_array_ref): New function.
4500 (fold): Fold comparisons between &a[i] and &a[j] or
4501 semantically equivalent trees.
4503 2005-01-29 Jeff Law <law@redhat.com>
4505 * gcse.c (insert_expr_in_table): Revamp handling of available
4506 and anticipatable occurrence lists to avoid unnecessary list
4508 (insert_set_in_table): Similarly.
4510 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4512 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4514 (c_build_qualified_type): Build qualified array types with
4515 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4516 * c-decl.c (c_make_fname_decl): Build unqualified array type
4517 before qualified type.
4518 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4519 type is qualified, not just if type itself is. Don't apply
4520 qualifiers to array type when declarator is processed. Apply
4521 qualifiers to field type whether or not it is an array type.
4522 Don't handle array types specially for applying qualifiers to
4524 * c-typeck.c (composite_type): Build unqualified element type and
4525 array type when forming composite of array types.
4526 (common_pointer_type, comptypes, comp_target_types,
4527 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4528 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4530 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4531 (args2) in variables a1 and a2.
4533 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4535 * cse.c (n_elements_made, max_elements_made): Remove.
4536 (insert): Don't touch n_elements_made.
4537 (cse_main): Don't touch n_elements_made or max_elements_made.
4539 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4542 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4543 configuration part of dp-bit.c to be lost.
4545 2005-01-28 Roger Sayle <roger@eyesopen.com>
4547 * expmed.c (expand_mult_highpart_optab): When attempting to use
4548 a non-widening multiplication in a wider mode, the operands need
4549 to be converted (zero or sign extended) to that mode.
4551 2005-01-28 Ian Lance Taylor <ian@airs.com>
4555 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4556 through if both operands fall through.
4558 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4560 * cse.c (fold_rtx) <PC>: Don't optimize.
4562 2005-01-28 Jeff Law <law@redhat.com>
4564 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4565 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4567 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4569 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4570 cse_reg_info_used_list_end): Remove.
4571 (cse_reg_info_list, cse_reg_info_list_free): New.
4572 (get_cse_reg_info): When allocating an instance of
4573 cse_reg_info, add it to the beginning of the cse_reg_info_list
4574 list. Remove code to maintain cse_reg_info_used_list.
4575 (new_basic_block): Reset the free list to the beginning of
4578 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4580 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4581 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4582 (frv_expand_mdpackh_builtin): New function.
4583 (frv_expand_builtin): Use it to expand __MDPACKH.
4584 * doc/extend.texi (__MDPACKH): Update documentation.
4586 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4588 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4589 SSE_FLOAT_MODE_P for use_sse computation.
4591 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4594 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4596 2005-01-27 Richard Henderson <rth@redhat.com>
4598 * builtins.c (expand_builtin_copysign): New.
4599 (expand_builtin): Call it.
4600 * genopinit.c (optabs): Add copysign_optab.
4601 * optabs.c (init_optabs): Initialize it.
4602 (expand_copysign): New.
4603 * optabs.h (OTI_copysign, copysign_optab): New.
4604 (expand_copysign): Declare.
4606 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4607 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4609 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4610 (ix86_expand_fp_absneg_operator): ... here.
4611 (ix86_split_copysign): New.
4612 * config/i386/i386-protos.h: Update.
4613 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4614 (copysignsf3, copysigndf3): New.
4616 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4617 (copysignsf3, ncopysignsf3): New.
4618 (copysigndf3, ncopysigndf3): New.
4619 (copysignxf3, ncopysignxf3): New.
4620 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4622 2005-01-27 Arend Bayer <arend.bayer@web.de>
4623 Kazu Hirata <kazu@cs.umass.edu>
4625 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4626 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4627 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4630 2005-01-27 Jeff Law <law@redhat.com>
4632 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4633 definitions of SSA_NAMEs which are not being rewritten.
4634 (rewrite_ssa_into_ssa): Only initialize the current definition
4635 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4636 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4637 SSA_NAMEs before returning.
4639 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4641 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4642 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4643 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4644 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4645 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4647 2005-01-27 Steven Bosscher <stevenb@suse.de>
4650 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4651 higher to -O2 and higher. Likewise for tree PRE.
4652 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4655 2005-01-27 Ian Lance Taylor <ian@airs.com>
4658 * gimple-low.c (try_catch_may_fallthru): New static function.
4659 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4660 * tree-inline.c (expand_call_inline): Don't warn about reaching
4661 the end of a non-void function being inlined if the function uses
4664 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4666 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4669 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4670 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4671 (implicitly_declare): Handle error_mark_node.
4673 2005-01-27 Richard Henderson <rth@redhat.com>
4676 * tree.h (struct tree_decl): Add debug_expr_is_from.
4677 (DECL_DEBUG_EXPR_IS_FROM): New.
4678 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4679 * dwarf2out.c (dwarf2out_var_location): Update to match.
4680 * tree-outof-ssa.c (create_temp): Likewise.
4681 * var-tracking.c (track_expr_p): Likewise.
4682 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4683 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4684 * toplev.c (default_tree_printer): Likewise.
4686 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4688 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4689 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4691 2005-01-27 Steven Bosscher <stevenb@suse.de>
4693 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4694 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4695 ASM_CLOBBERS): Add tree checks.
4697 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4698 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4699 * c-common.def (SWITCH_STMT): Update to match.
4700 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4701 macros instead of SWITCH_EXPR ones.
4702 * c-dump.c (c_dump_tree): Likewise.
4703 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4704 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4706 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4708 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4710 * unwind-dw2.c (execute_stack_op): Add missing cases for
4711 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4713 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4715 * config.gcc (Obsolete configurations): Remove 'dummy', add
4716 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4719 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4721 PR tree-optimization/19633
4722 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4724 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4725 are no call-clobbered variables.
4726 * tree-outof-ssa.c (check_replaceable): Return false for calls
4729 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4731 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4732 even for variables with NULL DECL_INITIAL.
4734 2005-01-26 Stuart Hastings <stuart@apple.com>
4736 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4738 2005-01-26 Richard Henderson <rth@redhat.com>
4741 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4743 * expr.c (store_field): Strip conversions to odd-bit-sized types
4744 if the destination field width matches.
4746 2005-01-26 Richard Henderson <rth@redhat.com>
4748 * c-decl.c, expmed.c, expr.c: Revert last change.
4750 2005-01-26 Richard Henderson <rth@redhat.com>
4753 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4755 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4756 if we don't need the bits above those present in the current mode.
4757 * expr.c (store_field): Strip conversions to odd-bit-sized types
4758 if the destination field width matches.
4760 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4762 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4763 either -ffast-math or -funsafe-math-optimizations is in use.
4765 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4769 * config/avr/avr.c (notice_update_cc): Only set condition code for
4770 ashrqi3 if shift count > 0.
4771 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4772 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4773 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4774 count <= 0 as a no-op, and shift count >= width by copying zero
4775 or sign bit to all bits of the result.
4776 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4777 count, with attribute "length" set to 0 and "cc" set to "none".
4779 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4781 * doc/invoke.texi: Document -mTLS.
4783 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4784 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4785 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4786 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4787 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4788 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4789 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4790 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4792 * configure.ac: Check for a TLS capable gas.
4794 * configure: Regenerate.
4796 2005-01-26 Richard Henderson <rth@redhat.com>
4799 * combine.c (make_field_assignment): Simplify store to zero_extract
4800 from a source with an overlapping mask.
4802 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4804 2004-11-11 Eric Christopher <echristo@redhat.com>
4806 * config/frv/frv.md: Add fr400_integer automaton. Don't
4807 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4810 2005-01-26 Steven Bosscher <stevenb@suse.de>
4813 * cfgbuild.c (make_edges): Do not clear or set
4814 current_function_has_computed_jump.
4815 * function.h (struct function): Remove the has_computed_jump field.
4816 (current_function_has_computed_jump): Do not define.
4817 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4818 in a computed jump. Ignore current_function_has_computed_jump.
4820 2005-01-26 Richard Henderson <rth@redhat.com>
4823 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4824 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4826 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4827 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4828 objects into static storage if they have more than one non-zero value.
4829 * tree.h (categorize_ctor_elements): Update decl.
4831 2005-01-26 Steven Bosscher <stevenb@suse.de>
4834 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4835 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4836 to this function from 2004-07-10.
4837 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4838 the current function for tail call optimizations if the address
4839 of one of it its arguments is taken.
4841 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4843 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4845 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4847 * function.c (expand_function_end): If current_function_calls_alloca,
4848 emit stack restore in a place that is reached when the function falls
4851 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4853 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4854 rule to avoid matching inappropriate suffix rule.
4856 2005-01-26 Jan Hubicka <jh@suse.cz>
4858 PR tree-optimization/19241
4859 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4861 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4863 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4864 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4866 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4867 <sim*>: Always use crt1.o, regardless of N in simN.
4868 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4869 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4870 (CRT_CALL_STATIC_FUNCTION): Remove.
4871 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4872 use crt1.o, regardless of N in simN.
4873 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4874 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4875 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4876 case isystem setting.
4877 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4879 2005-01-25 Ian Lance Taylor <ian@airs.com>
4881 * gimple-low.c (block_may_fallthru): Correct handling of
4882 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4884 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4886 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4887 handlers to match indentation; nested under the mtune=* handler.
4888 Similar for mcpu= and march=.
4890 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4892 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4893 * config/mips/linux64.h (LIB_SPEC): Likewise.
4894 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4895 * config/sh/linux.h (LIB_SPEC): Likewise.
4897 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4899 * config/frv/frv.c (frv_legitimize_tls_address): New.
4900 (TARGET_HAVE_TLS): Define.
4901 (FRV_SYMBOL_REF_TLS_P): Define.
4902 (frv_override_options): Handle new register classes.
4903 (frv_legitimate_address_p): Reject tls addresses.
4904 (frv_legitimize_address): Handle TLS addresses.
4905 (gen_inlined_tls_plt): New.
4907 (frv_legitimize_tls_address): New.
4908 (unspec_got_name): Add TLS entries.
4909 (got12_operand): Add R_FRV_TLSMOFF12 case.
4910 (frv_emit_move): Fixup TLS addresses.
4911 (frv_emit_movsi): Legitimize TLS addresses.
4913 * config/frv/frv.h (MASK_BIG_TLS): New.
4914 (TARGET_BIG_TLS): New.
4915 (HAVE_AS_TLS): Define.
4916 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4917 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4918 (REG_CLASS_NAMES): Same.
4919 (REG_CLASS_CONTENTS): Same.
4920 (CONSTRAINT_LEN): New.
4921 (REG_CLASS_FROM_CONSTRAINT): New.
4922 (PREDICATE_CODES): Add symbolic_operand.
4924 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4925 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4926 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4927 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4928 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4929 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4930 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4931 GR9_REG, GR14_REG, LRREG.
4932 (type): Add load_or_call attribute.
4933 ("load_or_call"): New reservation.
4934 ("call_gettlsoff"): New.
4935 ("tls_indirect_call"): New.
4936 ("tls_load_gottlsoff12"): New.
4937 ("tlsoff_hilo"): New.
4938 ("tls_tlsdesc_ldd"): New.
4939 ("tls_tlsoff_ld"): New.
4942 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4944 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4946 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4947 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4948 * config/frv/frv.c (TLS_BIAS): Define.
4949 (frv_output_dwarf_dtprel): New.
4951 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4953 PR rtl-optimization/19579
4954 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4955 both A and B, see if they don't clobber registers the other expr uses.
4957 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4959 * real.c (do_add): Initialize signalling and canonical members.
4961 * real.c (real_from_integer): Zero out destination.
4963 2005-01-18 Jan Hubicka <jh@suse.cz>
4965 PR tree-optimize/19337
4966 * tree-inline.c (initialize_inlined_parameters): Copy
4967 saved_static_chain_decl only.
4969 2005-01-25 Richard Henderson <rth@redhat.com>
4973 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4974 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4975 80387 enabled, to return a proper subclass. Return the subset that
4976 overlaps with GENERAL_REGS for PLUS.
4977 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4979 2005-01-25 Richard Henderson <rth@redhat.com>
4982 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4984 2005-01-25 Roger Sayle <roger@eyesopen.com>
4986 * expmed.c (choose_multiplier): Change interface to return the
4987 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4988 (expand_divmod): Update calls to choose_multiplier.
4990 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4993 * expmed.c (extract_bit_field): Use adjust_address instead of
4994 gen_lowpart when op0 is a MEM.
4996 2005-01-24 Steven Bosscher <stevenb@suse.de>
4998 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5000 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5002 * config/mips/irix-csr.c: New file.
5003 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5004 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5005 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5008 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5011 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5012 sparc/elf.h, add sparc/sp-elf.h.
5013 (sparc-*-rtems*): Likewise.
5014 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5015 tm-dwarf2.h, add sparc/sp-elf.h.
5016 (sparc86x-*-elf): Likewise.
5017 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5018 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5019 TARGET_OS_CPP_BUILTINS.
5020 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5021 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5023 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5024 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5025 (SWITCH_TAKES_ARG): Likewise.
5026 (LOCAL_LABEL_PREFIX): Likewise.
5027 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5028 (TARGET_N_FORMAT_TYPES): Delete.
5029 (TARGET_FORMAT_TYPES): Likewise.
5030 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5031 * config/sparc/elf.h: Delete.
5032 * config/sparc/sp-elf.h: New file.
5034 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5036 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5037 * tree-flow.h: Remove the corresponding prototype.
5038 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5039 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5041 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5044 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5045 for AIX ABI or ELF -fPIC.
5046 (rs6000_emit_load_toc_table): Don't create toc_section here.
5047 (rs6000_xcoff_file_start): Nor here.
5049 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5051 * sh.c (ra.h): Don't #include.
5052 (hard_regs_intersect_p): New function, resurrected from ra.c.
5054 * sh.c: Fix 1996 Copyright.
5056 2005-01-24 Richard Henderson <rth@redhat.com>
5057 Aldy Hernandez <aldyh@redhat.com>
5059 * regrename.c (note_sets): Handle subregs.
5061 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5064 * genconditions.c (write_header, write_conditions): Elide file if
5067 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5069 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5070 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5073 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5075 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5076 expand_builtin_printf, expand_builtin_fprintf,
5077 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5078 checking against POINTER_TYPE.
5079 (validate_arglist): Handle POINTER_TYPE code by checking
5082 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5084 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5086 (for_each_rtx): Call for_each_rtx_1.
5087 * rtl.h (init_rtlanal): Declare.
5088 * toplev.c (backend_init): Call init_rtlanal.
5090 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5092 * flow.c (propagate_one_insn): Formatting.
5095 * flow.c (libcall_dead_p): Be more conservative if unsure.
5096 If there are any instructions between insn and call, see if they are
5097 all dead before saying the libcall is dead.
5099 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5101 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5102 operand constraint for operand 0.
5104 2005-01-23 Richard Henderson <rth@redhat.com>
5107 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5108 edges leading to join block.
5110 2005-01-23 Roger Sayle <roger@eyesopen.com>
5112 * expmed.c (expand_mult_highpart): Make static. Change type of
5113 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5114 (expand_divmod): Updates calls to expand_mult_highpart by using
5115 gen_int_mode to pass a CONST_INT rtx.
5116 * rtl.h (expand_mult_highpart): Remove prototype.
5118 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5120 * flow.c (regset_bytes, regset_size): Remove.
5122 * cfganal.c: Fix a reference to Harvey's paper.
5124 2005-01-23 Steven Bosscher <stevenb@suse.de>
5126 PR rtl-optimization/19464
5127 * tree-optimize.c (init_tree_optimization_passes): Add one more
5128 copyrename pass just before out-of-ssa.
5130 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5133 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5134 * ggc-none.c (ggc_free): Define.
5136 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5138 * cse.c (max_reg, max_insn_uid): Remove.
5139 (cse_main): Don't access max_reg or max_insn_uid.
5141 * c-common.c (explicit_flag_signed_bitfields,
5142 lang_statement_code_p, lang_expand_function_end): Remove.
5143 * c-common.h: Remove the corresponding declarations.
5144 * c-opts.c (c_common_handle_option): Remove all write access
5145 to explicit_flag_signed_bitfields.
5147 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5148 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5149 * cgraph.h: Remove the corresponding declaration.
5151 * gcse.c (null_pointer_info): Remove.
5153 2005-01-23 Roger Sayle <roger@eyesopen.com>
5154 Eric Botcazou <ebotcazou@libertysurf.fr>
5156 * combine.c (simplify_logical): Only simplify logical expressions
5157 of the form ior(and(x,y),z) by the inverse distributive law if the
5158 result is cheaper than the original.
5160 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5162 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5163 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5164 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5165 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5166 config/freebsd-spec.h, config/arm/arm.h,
5167 config/h8300/h8300.md, config/i386/i386.md,
5168 config/i386/predicates.md, config/i386/sse.md,
5169 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5170 config/vax/vax.md: Fix comment typos. Follow spelling
5173 2005-01-23 Steven Bosscher <stevenb@suse.de>
5175 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5176 tests, instead of `less than'.
5178 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5180 * function.c (assign_parm_setup_block): When creating a new stack slot
5181 for a parameter, get its alignment from the parameter's DECL_ALIGN
5182 rather than the type's TYPE_ALIGN. Make sure that the parameter
5183 is at least word aligned.
5185 2005-01-22 Roger Sayle <roger@eyesopen.com>
5188 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5190 2005-01-22 Richard Henderson <rth@redhat.com>
5193 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5194 in both compare operands.
5195 (movdfcc_1_sse_max): Likewise.
5196 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5197 (movdfcc_1_sse): Likewise.
5198 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5199 scratch register as needed.
5201 2005-01-22 Richard Henderson <rth@redhat.com>
5203 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5205 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5207 2005-01-22 Richard Henderson <rth@redhat.com>
5209 * genopinit.c (optabs): Use smin/smax for floating point too.
5210 * doc/md.texi: Update to match. Clarify that floating point
5211 results are undefined for +0/-0 and NaN.
5212 * doc/rtl.texi: Likewise.
5213 * rtl.def (SMIN, SMAX): Likewise
5214 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5216 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5217 leading 's' to the name.
5218 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5219 smaxxf3, sminxf3): Likewise.
5220 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5223 2005-01-22 Paul Brook <paul@codesourcery.com>
5225 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5227 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5229 * config/s390/s390.c (struct processor_costs): New fields
5230 dlgr, dlr, dr, dsgfr, dsgr.
5231 (z900_cost, z990_cost): Values for new fields.
5232 (s390_rtx_costs): New cases MEM und COMPARE in switch
5233 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5234 DIV, MOD, UDIV, UMOD.
5236 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5238 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5239 into the register being decremented.
5240 ("doloop_si31", "doloop_di"): Likewise.
5241 ("*doloop_si_long"): Adapt pattern.
5243 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5245 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5247 (CLASS_MAX_NREGS): Likewise.
5249 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5251 * doc/tree-ssa.texi (Statement Operands): Add example for new
5252 must-def macro. Note deprecation of old operands interface.
5254 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5256 PR tree-optimization/19484
5257 * tree-cfg.c (remove_fallthru_edge): New function.
5258 (cleanup_control_flow): Remove fallthru edges from calls that are
5259 now known not to return.
5261 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5263 Fix PR tree-optimization/19038
5264 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5265 copies with loop variant ones.
5267 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5269 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5270 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5271 config/alpha/alpha.md, config/alpha/predicates.md,
5272 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5273 config/sparc/sol2.h: Update copyright.
5275 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5276 first label to see if it is a nonlocal label.
5278 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5279 Andrew Pinski <pinskia@physics.uc.edu>
5282 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5283 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5285 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5287 * config/rs6000/rtems.h: Update copyright.
5289 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5292 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5293 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5294 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5296 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5299 * c-typeck.c (convert_arguments): Check for error_mark_node.
5301 2005-01-21 Ian Lance Taylor <ian@airs.com>
5303 PR tree-optimization/13000
5304 * tree-inline.c: Include "tree-flow.h".
5305 (expand_call_inline): If warn_return_type, warn if non-void inline
5306 function falls through.
5307 * tree-cfg.c (execute_warn_function_return): Don't warn about
5308 control reaching end if TREE_NO_WARNING is set. Set
5310 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5312 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5313 branch if we don't need one.
5314 * c-typeck.c: Include "tree-flow.h"
5315 (c_finish_bc_stmt): Don't add a goto if the current statement
5316 list doesn't fall through to the current point.
5318 2005-01-21 Roger Sayle <roger@eyesopen.com>
5320 PR rtl-optimization/576
5321 * real.c (real_arithmetic): Change return type from void to bool
5322 to return an indication that the result may be inexact.
5323 * real.h (real_arithmeric): Update prototype.
5324 * fold-const.c (const_binop): Don't constant fold floating
5325 point expressions when the user specifies -frounding-math and
5326 the result may depend upon the run-time rounding mode.
5327 (fold_convert_const_real_from_real): Clean-up.
5328 (fold_initializer): Ignore flag_rounding_math for initializers.
5329 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5330 constant fold FP operations with flag_rounding_math if the
5331 result may depend upon the run-time rounding mode.
5333 2005-01-21 Tom Tromey <tromey@redhat.com>
5335 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5337 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5339 * tree-cfg.c: Fix comment typos.
5341 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5343 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5344 around the call to rest_of_handle_branch_target_load_optimize.
5346 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5348 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5349 (sparc64-*-openbsd*): Likewise.
5350 (sparclite-*-elf*): Include tm-dwarf2.h.
5351 (sparc86x-*-elf*): Likewise.
5352 (sparc64-*-elf*): Likewise.
5353 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5354 (DBX_DEBUGGING_INFO): Likewise.
5355 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5356 (PREFERRED_DEBUGGING_TYPE): Likewise.
5357 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5358 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5359 (PREFERRED_DEBUGGING_TYPE): Likewise.
5360 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5361 (PREFERRED_DEBUGGING_TYPE): Likewise.
5362 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5364 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5367 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5369 2005-01-20 Paul Brook <paul@codesourcery.com>
5371 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5373 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5375 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5376 label is first in a sequence of labels.
5378 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5380 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5381 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5383 * doc/sourcebuild.texi (Test Directives): New.
5385 2005-01-20 Roger Sayle <roger@eyesopen.com>
5387 * real.c (real_floor): Don't leave the result uninitialized when
5388 mode is VOIDMode, but return the unrounded intermediate value.
5389 (real_ceil): Likewise.
5391 2005-01-20 Paul Brook <paul@codesourcery.com>
5393 * config/arm/arm.md (insv): Use gen_int_mode.
5395 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5397 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5398 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5399 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5400 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5401 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5403 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5406 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5407 fbreg, so we have to assume we can't.
5408 (loc_descriptor_from_tree_1): Ditto.
5409 (containing_function_has_frame_base): New function.
5410 (add_location_or_const_value_attribute): Use it.
5411 Also try to generate a frame_base from a single element location
5414 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5416 PR tree-optimization/15349
5417 * timevar.def (TV_TREE_MERGE_PHI): New.
5418 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5420 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5421 calls to tree_forwarder_block_p.
5422 (remove_forwarder_block_with_phi, merge_phi_nodes,
5423 gate_merge_phi, pass_merge_phi): New.
5424 * tree-optimize.c (init_tree_optimization_passes): Add
5426 * tree-pass.h: Add an extern for pass_merge_phi;
5428 2005-01-20 Richard Henderson <rth@redhat.com>
5431 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5432 (_mm_castps_pd, _mm_castps_si128): New.
5433 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5435 2005-01-20 Richard Henderson <rth@redhat.com>
5438 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5439 __builtin_ia32_vec_init_v2si.
5440 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5441 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5442 (ix86_init_mmx_sse_builtins): Create it.
5443 (ix86_expand_builtin): Expand it.
5444 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5445 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5446 (vec_extractv2si_0, vec_extractv2si_1): New.
5448 2005-01-20 Richard Henderson <rth@redhat.com>
5451 * config/i386/i386.c (ix86_expand_push): New.
5452 * config/i386/mmx.md (push<MMXMODE>1): New.
5453 * config/i386/sse.md (push<SSEMODE>1): New.
5454 * config/i386/i386-protos.h: Update.
5456 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5458 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5461 2005-01-20 Richard Henderson <rth@redhat.com>
5463 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5464 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5466 2005-01-19 Richard Henderson <rth@redhat.com>
5469 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5470 to V4SFmode in SSE1 fallback load path.
5472 2005-01-19 Richard Henderson <rth@redhat.com>
5474 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5475 in QImode expansion to ix86_expand_vector_set.
5476 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5478 2005-01-19 Richard Henderson <rth@redhat.com>
5481 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5482 subclass of the input class.
5483 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5484 Always true for cross-SSE1 classes. Rationalize conditionals.
5485 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5486 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5487 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5488 (movdi_2): Add MMX/SSE zeros.
5489 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5490 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5491 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5492 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5493 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5494 (zero_extendsidi2_rex64_1): Remove.
5495 (MOV0 peephole): Check GENERAL_REG_P.
5497 2005-01-19 Richard Henderson <rth@redhat.com>
5500 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5502 (ix86_expand_vector_extract): Likewise.
5504 2005-01-19 Richard Henderson <rth@redhat.com>
5507 * expr.c (emit_move_change_mode): New argument force; use
5508 simplify_gen_subreg if true.
5509 (emit_move_via_alt_mode): Merge into ...
5510 (emit_move_via_integer): ... here.
5511 (emit_move_ccmode): Use emit_move_change_mode directly.
5513 2005-01-19 Richard Henderson <rth@redhat.com>
5516 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5517 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5518 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5520 (alpha_emit_set_const): Likewise. Make static.
5521 (alpha_emit_set_long_const): Make static.
5522 (alpha_extract_integer): Split out from alpha_expand_mov.
5523 (alpha_split_const_mov): Likewise.
5524 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5525 (alpha_legitimate_constant_p): New.
5526 * config/alpha/alpha-protos.h: Update.
5527 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5528 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5529 * config/alpha/alpha.md (movsi): Add n alternative.
5530 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5531 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5532 (splitters for all of the above): Use alpha_split_const_mov.
5533 * config/alpha/predicates.md (non_add_const_operand): New.
5534 (non_zero_const_operand): New.
5535 (input_operand): Use alpha_legitimate_constant_p after reload.
5537 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5539 PR tree-optimization/19038
5540 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5541 (add_candidate): Add ivs with increment in latch only if
5542 allow_ip_end_pos_p is true.
5543 (determine_iv_cost): Use empty_block_p.
5545 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5547 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5548 (compute_dominance_frontiers): Ditto.
5550 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5553 * config/sh/t-rtems: New.
5554 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5556 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5558 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5559 the offset of the selected field.
5561 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5563 * tree-cfg.c (remove_forwarder_block): Fix the check to
5564 prevent a nonlocal label from appearing in the middle of a
5567 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5569 PR rtl-optimization/19462
5570 * reorg.c (find_end_label): Create return insn only if
5571 current_function_epilogue_delay_list is empty.
5573 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5575 * doc/passes.texi: Remove paragraph mentioning new-ra.
5577 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5579 PR rtl-optimization/15139
5580 * combine.c: Include params.h.
5581 (count_rtxs): New function.
5582 (record_value_for_reg): If replace_rtx would replace at least
5583 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5584 (clobber (const_int 0)) instead of TEM.
5585 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5586 * params.h (MAX_LAST_VALUE_RTL): New.
5587 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5588 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5591 * c-typeck.c (digest_init): Only call build_vector if all constructor
5592 elements are *_CST nodes.
5593 * gimplify.c (gimplify_init_constructor): Likewise.
5596 * c-typeck.c (digest_init): Only call build_vector if inside_init
5599 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5601 * toplev.c (init_asm_output): Remove dead #ifdef.
5603 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5605 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5607 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5609 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5610 accessing DECL_FUNCTION_CODE.
5611 * dojump.c (do_jump): Likewise.
5612 * gimplify.c (gimplify_call_expr): Likewise.
5613 * predict.c (expr_expected_value): Likewise.
5614 (strip_builtin_expect): Likewise.
5615 * tree-inline.c (estimate_num_insns_1): Likewise.
5616 * tree-ssa-loop-im.c (stmt_cost): Likewise
5617 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5618 (tree_expr_nonnegative_p): Likewise.
5620 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5622 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5623 variant of the load_pcrel_sym pattern.
5624 * config/sparc/sparc.md (P macro): Move to the top.
5625 (load_pcrel_sym): Macroize using P.
5626 (save_register_window): Likewise.
5628 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5630 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5633 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5636 * c-typeck.c (build_asm_expr): Strip nops off
5637 input memory operands.
5639 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5641 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5642 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5643 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5644 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5646 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5649 * config/i386/i386.c (override_options): If the 80387 is disabled,
5650 then do not return FP values using FP registers.
5652 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5654 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5655 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5656 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5657 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5658 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5659 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5660 output.h, postreload-gcse.c, postreload.c, recog.c,
5661 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5662 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5663 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5664 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5665 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5666 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5667 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5668 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5670 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5671 config/alpha/alpha.c, config/arm/vfp.md,
5672 config/i386/emmintrin.h, config/i386/i386-modes.def,
5673 config/i386/i386-protos.h, config/i386/i386.h,
5674 config/i386/pmmintrin.h, config/i386/ppro.md,
5675 config/i386/predicates.md, config/i386/xmmintrin.h,
5676 config/i860/i860.c, config/ia64/ia64-modes.def,
5677 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5678 config/ia64/ia64.md, config/ia64/itanium1.md,
5679 config/ia64/itanium2.md, config/ia64/predicates.md,
5680 config/iq2000/iq2000.h, config/mips/linux64.h,
5681 config/rs6000/aix41.h, config/rs6000/aix43.h,
5682 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5683 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5684 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5685 config/sparc/linux64.h, config/sparc/litecoff.h,
5686 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5687 config/sparc/sparc.h, config/sparc/sparc.md,
5688 config/sparc/sysv4-only.h: Update copyright.
5690 2005-01-18 Richard Henderson <rth@redhat.com>
5693 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5695 2005-01-18 Marc Espie <espie@openbsd.org>
5696 * config/i386/openbsdelf.h: Typo.
5698 2005-01-18 Richard Henderson <rth@redhat.com>
5700 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5701 special case for sse.
5702 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5704 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5706 * tree-inline.c (estimate_num_insns_1): Added cases for
5707 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5709 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5711 PR rtl-optimization/19296
5712 * combine.c (simplify_comparison): Rewrite the condition under
5713 which a non-paradoxical SUBREG of a PLUS can be lifted when
5714 compared against a constant.
5716 2005-01-18 Andi Kleen <ak@muc.de>
5718 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5719 * c.opt (-Wpointer-sign): Add.
5720 * doc/invoke.texi: (-Wpointer-sign): Add.
5722 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5724 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5725 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5726 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5727 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5728 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5729 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5730 for TARGET_MIX_SSE_I387.
5731 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5732 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5733 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5734 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5735 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5736 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5737 TARGET_MIX_SSE_I387.
5738 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5741 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5744 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5745 Add movaps alternative for xmm reg->reg move.
5747 2005-01-17 Jeff Law <law@redhat.com>
5749 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5750 at the end of the main DOM loop rather than just before DOM exits.
5752 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5754 PR tree-optimization/19121
5755 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5756 adding aliases to a name tag, also add them to the pointer's
5758 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5759 sensitive alias info at all. Only check that the two pointers
5760 have compatible pointed-to sets.
5761 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5762 a pointer's type tag is a superset of the alias set of the
5765 2005-01-17 James E Wilson <wilson@specifixinc.com>
5768 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5769 comment to document why.
5771 2005-01-17 Richard Henderson <rth@redhat.com>
5773 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5774 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5775 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5776 sse2_vmsminv2df3_finite): New.
5777 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5778 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5779 Force op1 into register.
5781 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5783 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5784 bubblestrap from always rebuilding build directory.
5786 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5788 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5789 ("*cmpmem_short"): Likewise.
5791 2005-01-17 Steven Bosscher <stevenb@suse.de>
5793 * basic-block.h: Document BB_* flags.
5794 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5795 use an sbitmap instead.
5796 * sched-rgn.c (compute_trg_info): Likewise.
5798 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5800 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5801 redundant target_cpu_default and extra_parts lines. Use the default
5803 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5804 (SUBTARGET_EXTRA_SPECS): Delete.
5805 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5806 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5807 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5808 and "n32" for -mabi=n32.
5810 2005-01-17 Ian Lance Taylor <ian@airs.com>
5813 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5814 fold constant variables into initial values.
5816 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5818 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5820 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5821 through the statements backward.
5823 2005-01-17 Ian Lance Taylor <ian@airs.com>
5825 PR middle-end/13127:
5826 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5827 a variable set to the return value of the inlined function.
5829 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5831 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5832 when modes are tieable.
5834 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5836 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5837 of pthread_create to find out if threads are enabled.
5838 * gthr-posix95.h (__gthread_active_p): Likewise.
5840 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5842 * common.opt (-fnew-ra): Remove.
5844 * toplev.h (flag_new_regalloc): Remove.
5845 * Makefile.in (ra*.*): Don't mention.
5846 * passes.c (rest_of_handle_new_regalloc): Remove.
5847 (rest_of_handle_combine, rest_of_compilation): Always consider
5848 flag_new_regalloc as false.
5849 * doc/invoke.texi: Don't document -fnew-ra.
5851 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5853 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5854 last parameter to reg_scan.
5855 * loop.c (loop_optimize): Likewise.
5856 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5857 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5858 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5859 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5860 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5861 * regclass.c (reg_scan): Likewise, for the declaration.
5862 * rtl.h (reg_scan): Likewise, for the prototype.
5864 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5866 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5867 mark_dfs_back_edges.
5869 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5871 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5872 (compute_avail): Uses don't go in tmp_gen.
5874 2005-01-16 Steven Bosscher <stevenb@suse.de>
5876 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5877 loop to look for a free slot in a page entry.
5879 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5882 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5883 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5884 just before targetm.asm_out.file_end.
5885 * tree.h (process_pending_assemble_output_defs): Declare.
5886 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5888 (assemble_alias): Defer generation of assembly code for defines when
5889 TARGET_DEFERRED_OUTPUT_DEFS is true.
5890 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5891 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5892 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5894 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5897 * pa.c (pa_scalar_mode_supported_p): New function.
5898 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5899 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5901 * pa-protos.h (prefetch_operand): Delete.
5902 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5903 * pa.c (prefetch_operand): Delete.
5904 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5905 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5906 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5907 and prefetch_nocc_operand.
5908 * pa.md (prefetch): Rework to avoid reload problems handling short
5909 displacements when a cache control completer needs to be provided.
5910 (prefetch_32, prefetch_64): Delete.
5911 (prefetch_cc, prefetch_nocc): New patterns.
5913 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5915 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5917 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5920 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5921 exceeds maximum alignment for global common data.
5922 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5923 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5925 2004-01-15 Roger Sayle <roger@eyesopen.com>
5927 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5929 2004-01-15 Roger Sayle <roger@eyesopen.com>
5931 * harg-reg-set.h (reg_class_names): Prototype global array.
5932 * regclass.c (reg_class_names): Declare here and initialize to
5934 (dump_regclass): Remove local declaration of reg_class_names.
5935 (regclass): Likewise.
5936 * cfg.c (dump_flow_info): Likewise.
5937 * ra-debug.c (reg_class_names): Likewise.
5938 * regrename.c (reg_class_names): Likewise.
5939 * reload.c (reg_class_names): Likewise.
5940 * reload1.c (spill_failure): Likewise.
5941 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5943 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5945 * config/s390/s390.md ("reload_outti"): Remove predicate for
5946 output operand. Abort if operand is not a MEM.
5947 ("reload_outdi", "reload_outdf"): Likewise.
5949 2005-01-15 Marc Espie <espie@openbsd.org>
5951 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5952 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5953 * config/openbsd.h: Fix C++ includes for native configurations.
5954 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5955 Add trampoline support.
5956 * config/i386/openbsdelf.h: New.
5958 2005-01-15 Marc Espie <espie@openbsd.org>
5960 * collect2.c (main): Explicitly parse -dynamic-linker option.
5962 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5964 PR tree-optimization/19060
5965 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5966 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5967 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5968 and handle extract_range_from_cond returning false.
5969 * fold-const.c (fold): Optimize comparisons with min/max even for
5970 width > HOST_BITS_PER_WIDE_INT.
5972 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5974 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5975 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5976 Remove little endian multilib variants.
5977 Add mips32 multilib variant.
5979 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5981 * explow.c (copy_all_reg, stabilize): Remove.
5982 * expr.h: Remove the corresponding prototypes.
5984 * rtlanal.c (regs_set_between_p): Remove.
5985 * rtl.h: Remove the corresponding prototype.
5987 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5989 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5990 to rs6000_nonimmediate_operand.
5991 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5992 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5993 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5994 rs6000_nonimmediate_operand.
5995 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5996 rs6000_nonimmediate_operand.
5998 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6000 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6002 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6004 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6006 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6007 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6009 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6010 (rs6k_nonimmediate_operand): New.
6011 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6013 (legitimate_lo_sum_address_p): Same.
6014 (rs6000_legitimize_address): Same.
6015 (rs6000_legitimize_reload_address): Same.
6016 (rs6000_legitimate_address): Same.
6017 (spe_build_register_parallel): Pass DF and DC modes in a DI
6020 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6021 to rs6k_nonimmediate_operand.
6023 * config/rs6000/spe.md ("*frob_df_di"): New.
6024 ("*frob_di_df"): New.
6025 ("*frob_di_df_2"): New.
6026 ("*mov_sidf_e500_subreg0"): New.
6027 ("*mov_sidf_e500_subreg4"): New.
6028 ("*movdf_e500_double"): Change predicate to
6029 rs6k_nonimmediate_operand.
6031 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6033 * postreload.c (move2add_note_store): Only call
6034 trunc_int_for_mode on scalar integers.
6036 2005-01-14 Steven Bosscher <stevenb@suse.de>
6038 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6039 replace BB_VISITED uses.
6040 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6041 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6042 (tree_dce_done): Free visited_control_parents.
6043 (perform_tree_ssa_dce): Allocate and clear it.
6044 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6045 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6046 instead of BB_VISITED.
6048 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6050 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6051 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6052 Remove unused prototypes.
6054 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6056 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6057 64-bit register usage.
6058 (spe_func_has_64bit_regs_p): Add FIXME note.
6060 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6062 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6063 flag_finite_math_only with flag_unsafe_math_optimizations.
6065 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6067 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6069 (__tpf_eh_return): Copy TPF private stack area from the module
6070 boundary stack frame. Add check for when module addresses are
6071 equal, but no stub address is found.
6073 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6076 * arm.h (struct machine_function): Add call_via field.
6077 (thumb_call_via_label): Declare.
6078 * arm.c (thumb_call_via_label): New variable.
6079 (thumb_call_reg_needed): New variable.
6080 (arm_output_function_epilogue): For Thumb code, output any per-function
6081 call-indirect trampolines.
6082 (thumb_call_via_reg): New function.
6083 (arm_file_end): New function.
6084 (TARGET_ASM_FILE_END): Call arm_file_end.
6085 (aof_file_end): Likewise.
6086 * arm-protos.h (thumb_call_via_reg): Declare.
6087 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6088 thumb_call_via_reg in normal case.
6090 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6093 PR rtl-optimization/19348
6094 * recog.c (peephole2_optimize): Do global life update if some peephole
6095 decides it doesn't need at least one of its inputs and that change
6096 influences liveness at the start of the basic block.
6098 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6099 arguments instead of 1.
6101 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6104 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6105 zero for nested functions needing a static chain or functions
6106 with a non-constant address.
6108 2005-01-13 Roger Sayle <roger@eyesopen.com>
6110 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6111 (and (sign_extend X) C) into (zero_extend (and X C)).
6113 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6115 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6117 2005-01-13 Richard Henderson <rth@redhat.com>
6122 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6123 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6124 not just TARGET_SSE.
6125 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6126 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6127 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6128 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6129 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6130 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6131 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6132 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6133 (movdicc_c_rex64): Rename with '*'.
6134 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6135 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6136 (movsfcc_1_387): Rename from movsfcc_1.
6137 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6138 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6139 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6140 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6141 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6142 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6143 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6144 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6145 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6146 sse_movdfcc_const0_4): Remove.
6147 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6148 recognize min/max early. Update for changed sse cmove patterns.
6149 (ix86_split_sse_movcc): New.
6150 * config/i386/i386-protos.h: Update.
6152 2005-01-13 Steven Bosscher <stevenb@suse.de>
6154 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6155 (fix_stmt_v_may_defs): Likewise.
6157 2005-01-13 Richard Henderson <rth@redhat.com>
6159 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6160 for converting the mask.
6162 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6164 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6167 2005-01-13 Richard Henderson <rth@redhat.com>
6169 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6170 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6171 IX86_BUILTIN_MOVDQ2Q): Remove.
6172 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6173 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6174 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6176 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6177 (sse2_pextrw): Fix immediate constraint.
6178 (sse2_loadq, sse2_loadq_rex64): Remove.
6179 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6180 Use __builtin_ia32_vec_ext_<size>.
6181 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6183 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6185 * function.c (assign_parm_setup_block): Look inside original
6186 entry_parm when inspecting PARALLEL.
6188 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6189 Joel Sherrill <joel@oarcorp.com>
6192 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6193 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6194 rtems_gxx_recursive_mutex_init.
6195 (__gthread_recursive_mutex_lock): New function.
6196 (__gthread_recursive_mutex_trylock): Likewise.
6197 (__gthread_recursive_mutex_unlock): Likewise.
6199 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6201 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6203 2005-01-13 Jan Beulich <jbeulich@novell.com>
6205 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6206 (ashrti3_internal): Indicate output is early clobber. Generate result
6207 into output rather than first input. Use move for low word of output
6208 if shift count is exactly 64.
6209 (lshrti3_internal): Likewise.
6211 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6215 * reload1.c (delete_output_reload): Don't delete an output reload
6216 if the pseudo lives longer than a single basic block. Adjust and
6217 improve wording of comment.
6219 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6222 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6223 of TYPE_SIZE where we mean the number of bytes.
6225 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6227 * function.c (assign_parm_setup_block): Relax condition on
6228 multi-register optimization.
6230 2005-01-12 Nick Clifton <nickc@redhat.com>
6232 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6233 an "in_delay_slot" attribute of "no" to prevent them being used in
6234 delay slots. This is forbidden because they might generate
6237 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6240 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6243 2005-01-12 Nick Clifton <nickc@redhat.com>
6245 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6246 passed on to GAS) but do not define, as GAS no longer supports or
6247 needs the -m2000 option.
6249 2005-01-11 Roger Sayle <roger@eyesopen.com>
6251 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6252 type as args of unprototyped builtins aren't automatically promoted.
6253 (fold_builtin_abs): Likewise.
6255 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6257 * Makefile.in: Set a `build-warn' variable.
6259 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6261 PR tree-optimization/17949
6262 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6263 (find_interesting_uses_address): Use it.
6265 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6267 * regrename.c (kill_value): Handle subreg's that won't simplify.
6269 2005-01-11 Richard Henderson <rth@redhat.com>
6272 * config/i386/i386.h (enum ix86_builtins): Move ...
6273 * config/i386/i386.c: ... here.
6274 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6275 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6276 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6277 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6278 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6279 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6280 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6281 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6282 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6283 IX86_BUILTIN_LOADDDUP): Remove.
6284 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6285 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6286 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6287 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6288 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6289 (ix86_init_builtins): Make static.
6290 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6291 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6292 if all the modes match. Otherwise, fake it.
6293 (get_element_number, ix86_expand_vec_init_builtin,
6294 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6295 (ix86_expand_builtin): Make static. Update for changed builtins.
6296 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6297 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6298 (ix86_expand_vector_init_duplicate): New.
6299 (ix86_expand_vector_init_low_nonzero): New.
6300 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6301 Split out from ix86_expand_vector_init; handle integer modes.
6302 (ix86_expand_vector_init): Use them.
6303 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6304 * config/i386/i386-protos.h: Update.
6305 * config/i386/predicates.md (reg_or_0_operand): New.
6306 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6307 (movv2sf_internal): Likewise. And a splitter to match them all.
6308 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6309 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6310 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6311 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6312 (mmx_pinsrw): Fix operand ordering.
6313 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6314 rather than sse_loadss expander.
6315 (movv2df splitter): Similarly.
6316 (sse_loadss, sse_loadlss): Remove.
6317 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6318 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6319 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6320 (sse3_movddup): Rename with '*'.
6321 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6322 (sse2_loadsd): Remove.
6323 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6324 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6325 (sse2_pinsrw): Fix argument ordering.
6326 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6327 (sse2_stored): Remove 'r' destination.
6328 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6329 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6330 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6331 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6332 vec_extractv16qi, vec_initv16qi): New.
6334 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6335 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6336 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6338 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6339 (_mm_load_si128, _mm_store_si128): Likewise.
6340 (_mm_load1_pd): Use _mm_set1_pd.
6341 (_mm_load_sd): Use _mm_set_sd.
6342 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6343 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6344 (_mm_set_epi64): Use _mm_set_epi64x.
6345 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6346 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6347 _mm_setr_epi8): Use _mm_set_foo form.
6348 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6349 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6350 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6351 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6352 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6353 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6354 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6355 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6356 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6357 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6358 (_mm_movedup_pd): Use _mm_shuffle_pd.
6359 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6360 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6361 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6362 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6364 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6365 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6366 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6367 (_mm_store_ps): Use raw dereference.
6368 (_mm_store1_ps): Use _mm_storeu_ps.
6369 (_mm_storer_ps): Use _mm_store_ps.
6370 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6371 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6373 2005-01-11 Stan Shebs <shebs@apple.com>
6375 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6376 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6378 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6381 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6382 Skip all DECLs except for FIELD_DECLs.
6384 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6386 * config/s390/s390.c (override_options): Return error if
6387 -mbackchain, -mpacked-stack and -mhard-float are used together.
6388 (s390_va_start): Remove the backchain && packed-stack special case.
6389 (s390_gimplify_va_arg): Likewise.
6390 * doc/invoke.texi: Remove the ABI incompatibility note.
6392 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6394 * config/s390/s390.c (struct s390_frame_layout): Remove
6396 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6397 save_backchain_p with TARGET_BACKCHAIN.
6399 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6402 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6403 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6404 * function.c (locate_and_pad_parm): Set new field.
6405 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6406 Tweak where_pad test to include "none". Always set mem align for
6408 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6409 not sufficient for type.
6410 (assign_parm_setup_block): If stack_parm is zero on entry, always
6411 make a new stack local. Block move old stack parm if necessary
6412 to new aligned stack local.
6413 (assign_parm_setup_stack): Use a block move to handle
6414 potentially misaligned entry_parm.
6415 (assign_parms_unsplit_complex): Specify required alignment when
6416 creating stack local.
6417 * calls.c (compute_argument_addresses): Override alignment of stack
6418 arg calculated from its type with the alignment given by
6419 FUNCTION_ARG_BOUNDARY.
6420 (store_one_arg): Likewise.
6422 2005-01-11 Jan Beulich <jbeulich@novell.com>
6424 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6425 Change respective itanium_class attribute to ialu.
6426 (shladdp4_internal): New.
6427 * config/ia64/predicates.md (shladd_log2_operand): New.
6429 2005-01-11 Richard Henderson <rth@redhat.com>
6431 * expr.c (store_constructor): Use rtvec_alloc instead of
6432 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6434 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6436 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6438 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6440 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6441 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6442 (TARGET_RWRELOC): Define.
6443 (ia64_rwreloc_section_type_flags): Delete.
6444 (ia64_section_type_flags): New function.
6445 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6446 (TARGET_RWRELOC): Define.
6448 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6451 * config/ia64/ia64.c (process_set): For alloc insn, only call
6452 process_epilogue is !frame_pointer_needed.
6454 2005-01-10 Roger Sayle <roger@eyesopen.com>
6457 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6458 unary operator and can't be treated as a binary/comparison operator.
6460 2005-01-10 Richard Henderson <rth@redhat.com>
6462 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6463 (ix86_return_in_memory): Likewise.
6464 (function_arg_advance): Likewise. Mirror structure in function_arg
6465 for choosing register to advance.
6467 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6469 * tree-vectorizer.c, tree.def: Fix comment typos.
6471 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6473 * config/s390/s390.c (struct processor_costs): 4 new fields:
6474 ddbr, ddr, debr, der.
6475 (s390_rtx_costs): More precise handling of divide instructions.
6477 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6479 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6481 2005-01-10 Jan Beulich <jbeulich@novell.com>
6483 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6484 names resulting from -ffunction-sections/-fdata-sections and linkonce
6486 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6487 based on the section name. Rearrange the section name comparison logic
6488 slightly so that each section name is compared against at most once.
6490 2005-01-10 Ben Elliston <bje@au.ibm.com>
6492 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6493 targets for which -fPIC reduces limitations on the GOT size.
6495 2005-01-09 Falk Hueffner <falk@debian.org>
6497 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6500 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6503 * collect2.c (main): Set aixrtl_flag for -brtl option.
6504 (resolve_lib_name): Search for .so file extension before .a
6507 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6509 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6510 (vect_analyze_data_refs_alignment): Add dump prints.
6512 2005-01-09 Ira Rosen <irar@il.ibm.com>
6514 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6515 expr_invariant_in_loop_p.
6516 Initialize outputs first thing in the function.
6517 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6518 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6519 (vect_analyze_pointer_ref_access): Check that the initial condition of
6520 the access function is loop invariant.
6522 2005-01-09 Richard Henderson <rth@redhat.com>
6524 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6525 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6526 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6527 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6528 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6529 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6530 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6531 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6532 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6533 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6534 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6535 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6536 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6537 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6538 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6539 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6540 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6541 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6542 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6543 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6544 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6545 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6546 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6548 (mmx_clrdi, pavgusb): Remove.
6549 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6550 with leading sse_ prefix.
6551 * config/i386/sse.md: Receive them.
6552 * config/i386/mmx.md: New file.
6553 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6554 (subrv2sf3): Turn into expander for normal subtraction.
6555 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6556 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6557 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6558 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6559 commutative; use ix86_binary_operator_ok.
6560 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6561 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6562 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6563 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6564 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6565 Macroize from existing patterns; use ix86_binary_operator_ok.
6566 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6567 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6568 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6569 with vec_select+vec_concat.
6570 (mmx_pshufw, mmx_pshufw_1): Likewise.
6571 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6572 (mmx_uavgv4hi3): Model correctly.
6573 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6574 _mm_xor_si64): Remove casts.
6576 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6578 PR tree-optimization/19224
6579 * tree-scalar-evolution.c (get_instantiated_value,
6580 set_instantiated_value): New functions.
6581 (instantiate_parameters_1): Cache the results.
6582 (instantiate_parameters, resolve_mixers): Initialize and free
6585 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6587 * config/i386/i386.md (addhi_4): Correct reference in comment.
6590 2005-01-08 Richard Henderson <rth@redhat.com>
6592 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6593 (_mm_cvtsi128_si64x): Likewise.
6594 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6595 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6596 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6597 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6598 * config/i386/i386-protos.h: Update.
6599 * config/i386/i386.c (print_operand): Add 'H'.
6600 (ix86_fixup_binary_operands): Split out from ...
6601 (ix86_expand_binary_operator): ... here.
6602 (ix86_fixup_binary_operands_no_copy): New.
6603 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6604 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6605 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6606 (safe_vector_operand): Use CONST0_RTX.
6607 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6608 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6609 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6610 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6612 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6613 (IX86_BUILTIN_CMPNGESS): New.
6614 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6615 (attr type): Add sselog1.
6616 (attr unit, attr memory): Handle it.
6617 (movti, movti_internal, movti_rex64): Move near other integer moves.
6618 (movtf, movtf_internal): Move near other fp moves.
6619 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6620 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6621 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6622 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6623 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6624 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6625 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6626 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6627 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6628 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6629 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6630 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6631 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6632 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6633 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6634 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6635 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6636 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6637 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6638 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6639 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6640 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6641 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6642 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6643 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6644 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6645 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6646 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6647 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6648 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6649 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6650 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6651 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6652 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6653 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6654 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6655 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6656 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6657 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6658 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6659 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6660 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6661 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6662 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6664 (SSEPUSH, push<SSEPUSH>): Remove.
6665 (MMXPUSH, push<MMXPUSH>): Remove.
6666 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6667 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6668 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6669 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6670 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6671 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6672 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6673 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6674 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6675 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6676 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6677 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6678 (ppro_sse_log_V4SF): Handle sselog1.
6679 * config/i386/predicates.md (const_0_to_1_operand): New.
6680 (const_0_to_255_mul_8_operand): New.
6681 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6682 (const_2_to_3_operand, const_4_to_7_operand): New.
6683 * config/i386/sse.md: New file.
6684 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6685 (sse_movups): Rename from sse_movups_1.
6686 (sse_loadlss): Rename from sse_loadss_1.
6687 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6689 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6690 (absv4sf2, negv2df, absv2df): New.
6691 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6692 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6693 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6694 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6695 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6696 (sse3_addsubv4sf3): Model correctly.
6697 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6698 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6699 (sse_movhlps): Model with vec_select+vec_concat.
6700 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6701 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6702 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6703 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6704 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6705 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6706 sse2_pshufhw_1): Likewise.
6707 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6708 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6709 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6710 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6711 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6712 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6713 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6714 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6715 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6716 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6717 sminv8hi3): Mark commutative
6718 operands. Use ix86_binary_operator_ok.
6719 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6720 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6721 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6722 sse2_punpcklqdq): Allow operand2 in memory.
6723 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6724 sse2_movsd): Add memory alternatives.
6725 (sse_storelps): Turn expander into an insn; split after reload.
6726 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6727 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6729 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6731 * configure.ac (DWARF-2 debug_line): Use objdump.
6732 * configure: Regenerate.
6734 2005-01-08 Jeff Law <law@redhat.com>
6735 Diego Novillo <dnovillo@redhat.com>
6737 PR tree-optimization/18241
6738 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6739 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6740 statements with volatile operands.
6741 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6742 operands after marking a statement with has_volatile_ops.
6744 2005-01-08 Roger Sayle <roger@eyesopen.com>
6746 * tree.c (int_fits_type_p): Always honor integer constant
6747 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6749 2005-01-08 Roger Sayle <roger@eyesopen.com>
6751 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6752 the latent bug in rtl_delete_block has been resolved.
6754 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6756 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6757 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6759 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6761 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6762 library as @multilib_dir@/$(SHLIB_SONAME).
6764 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6766 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6767 * configure: Regenerate.
6769 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6771 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6774 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6777 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6778 Convert non-word aligned offset address using ld/std into
6781 2005-01-07 Richard Henderson <rth@redhat.com>
6783 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6785 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6787 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6789 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6791 PR tree-optimization/19283
6792 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6793 is not shorter than the original type.
6795 PR rtl-optimization/19012
6796 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6798 PR rtl-optimization/18861
6799 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6800 (FULL_STATE): Define.
6801 (mark_tablejump_edge): New function.
6802 (purge_dead_tablejump_edges): New function.
6803 (find_bb_boundaries): Use it.
6805 PR tree-optimization/18828
6806 * builtins.c (expand_builtin_next_arg): Remove argument and all
6807 the argument checking.
6808 (expand_builtin): Adjust caller.
6809 (expand_builtin_va_start): Likewise. Remove error for too many
6811 (fold_builtin_next_arg): Issue error for too many arguments.
6812 After checking arguments, replace them with magic arguments that
6813 prevent further checking of the args.
6815 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6817 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6819 2005-01-06 Roger Sayle <roger@eyesopen.com>
6822 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6823 and %{.S:...} (and their negative variants) to test whether the
6824 input file is assembler or pre-processed-assembler independent of
6825 the actual filename extension.
6827 2005-01-06 Roger Sayle <roger@eyesopen.com>
6829 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6830 of sign or zero extended values.
6832 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6834 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6835 for IBM long double format correctly.
6837 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6839 Fix PR tree-optimization/18792
6841 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6842 to first_loop_depth, and use loop depth instead of loop number.
6843 (build_classic_dir_vector): Ditto.
6844 (compute_data_dependences_for_loop): Use depth, not loop number.
6845 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6846 number. Pass in loops, instead of loop numbers.
6847 (gather_interchange_stats): Ditto.
6848 (linear_transform_loops): Ditto.
6850 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6853 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6854 biv_fits_mode_p, extension_within_bounds_p): New functions.
6855 (check_ext_dependent_givs): Use them.
6857 2005-01-06 Roger Sayle <roger@eyesopen.com>
6859 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6860 more than one barrier, in which case we should delete them all.
6862 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6864 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6866 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6868 Fix PR middle-end/19286
6870 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6871 output this subprogram, simply ignore this attempt to do it again.
6872 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6873 origin attribute if it's not possible.
6874 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6875 (decls_for_scope): Ditto.
6876 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6877 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6879 2005-01-05 Richard Henderson <rth@redhat.com>
6882 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6883 (bdesc_2arg): Use it.
6884 (ix86_expand_binop_builtin): Force operands into registers
6886 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6887 ix86_expand_sse_compare, ix86_expand_sse_comi,
6888 ix86_expand_builtin): Likewise.
6890 2005-01-05 Richard Henderson <rth@redhat.com>
6892 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6894 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6895 (mulv4hi3): Set itanium_class mmmul.
6896 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6897 (fpack): Rename from fpack_sfsf.
6899 2005-01-05 Richard Henderson <rth@redhat.com>
6902 * reload1.c (do_input_reload): Restrict the optimization deleteing
6903 a previous output reload to RELOAD_FOR_INPUT.
6905 2005-01-05 Steven Bosscher <stevenb@suse.de>
6907 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6908 comment that we fall through after case.
6909 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6910 (distribute_links): Likewise.
6911 * cse.c (cse_insn): Likewise.
6912 * cselib.c (cselib_invalidate_mem): Likewise.
6913 * df.c: Update comments at the top of the file.
6914 (read_modify_subreg_p): Update comments here too.
6915 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6916 * flow.c (mark_set_1): Likewise.
6917 (mark_used_regs): Likewise.
6918 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6919 (canon_list_insert): Likewise.
6920 (mark_set): Likewise.
6921 (try_replace_reg): Likewise.
6922 (store_killed_in_insn): Likewise.
6923 * loop.c (count_one_set): Likewise.
6924 (basic_induction_var): Likewise.
6925 * postreload-gcse.c (find_mem_conflicts): Likewise.
6926 * postreload.c (reload_combine_note_store): Likewise.
6927 (move2add_note_store): Likewise.
6928 * reload.c (find_equiv_reg): Likewise.
6929 (mark_referenced_resources): Likewise.
6930 * rtlanal.c (set_noop_p): Likewise.
6931 (note_stores): Likewise.
6932 (note_uses): Likewise.
6933 * sched-deps.c (sched_analyze_1): Likewise.
6934 * sched-rgn.c (check_live_1): Likewise.
6935 (update_live_1): Likewise.
6936 * config/i860/i860.c: Likewise.
6938 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6940 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6942 * doc/rtl.texi: Update documentation for bit-fields and SET.
6944 2005-01-05 Roger Sayle <roger@eyesopen.com>
6946 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6948 2005-01-05 Jan Hubicka <jh@suse.cz>
6949 Richard Henderson <rth@redhat.com>
6952 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6955 2005-01-05 Richard Henderson <rth@redhat.com>
6958 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6959 (sse_shufps): Change operand 3 to const_int_operand.
6960 (sse2_storelps): Fix typo in template.
6961 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6962 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6963 (ix86_expand_builtin): Likewise.
6965 2005-01-05 Julian Brown <julian@codesourcery.com>
6967 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6968 as aggregates for AAPCS ABIs.
6970 2005-01-05 Stan Shebs <shebs@apple.com>
6972 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6973 Mach-O getters if ppc64.
6974 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6976 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6977 signed four-byte field for global code case.
6978 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6980 2005-01-05 Roger Sayle <roger@eyesopen.com>
6983 * c-common.c: Include real.h.
6984 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6985 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6986 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6987 * Makefile.in (c-common.o): Update dependencies.
6989 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6991 * c-parse.in (asm_string): Add trailing semicolon.
6993 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6995 * c-parse.in (asm_string): New. Don't allow wide strings in
6997 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6998 asm_string instead of STRING.
7000 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7002 * c-typeck.c (constructor_no_implicit): Remove.
7003 (set_designator, process_init_element): Don't check
7004 constructor_no_implicit.
7006 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7007 Kaz Kojima <kkojima@gcc.gnu.org>
7010 * lcm.c (create_pre_exit): New.
7011 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7012 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7014 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7016 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7017 -msoft-float in target_float_switch.
7018 * arm.c (arm_override_options): Fix processing of target_float_switch.
7020 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7022 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7025 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7027 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7028 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7030 2005-01-04 Roger Sayle <roger@eyesopen.com>
7032 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7033 if deleting the then-block allows the test-block to fallthru to the
7036 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7039 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7040 after the full declaration if the are in two different TUs.
7042 2005-01-04 Richard Henderson <rth@redhat.com>
7045 * tree-sra.c (generate_one_element_init): Just
7046 call gimplify_and_add.
7047 (generate_element_init): Record the
7048 new referenced variables and mark them for renaming
7049 and split out to ...
7050 (generate_element_init_1): This.
7051 (scalarize_init): Don't call push_gimplify_context/
7052 pop_gimplify_context.
7054 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7056 * toplev.c (get_src_pwd): Handle failure of getpwd().
7058 2005-01-04 Roger Sayle <roger@eyesopen.com>
7060 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7062 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7063 all the cases handled by it are inverted by invert_truthvalue.
7065 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7067 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7068 (save_register_windowsi): Likewise.
7070 2005-01-04 Richard Henderson <rth@redhat.com>
7072 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7074 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7077 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7078 any simplifications of vector mode comparison operators.
7079 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7081 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7082 Devang Patel <dpatel@apple.com>
7084 PR tree-optimization/18308
7085 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7086 the operands before creating a new expression.
7087 * dojump.c (do_jump): Make drop_through_label available
7088 for all cases. Add expansion of COND_EXPR.
7090 2005-01-04 Ira Rosen <irar@il.ibm.com>
7092 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7093 INTEGER_CST instead of TREE_CONSTANT.
7094 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7095 instead of TREE_CONSTANT.
7096 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7097 instead of TREE_CONSTANT.
7099 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7101 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7103 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7106 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7107 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7109 2005-01-03 Richard Henderson <rth@redhat.com>
7111 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7112 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7113 fold_convert_const_real_from_real): Split out from ...
7114 (fold_convert_const): ... here.
7116 2005-01-03 Richard Henderson <rth@redhat.com>
7119 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7120 (mov<MMXMODEI>_internal): Likewise.
7121 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7122 Add V2SF case; use it for SSE1; don't use TI.
7123 (movdf_integer): Likewise.
7124 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7126 2005-01-03 Ira Rosen <irar@il.ibm.com>
7128 * tree-vectorizer.c (vect_strip_conversions): New function.
7129 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7130 check for binary class.
7132 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7136 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7138 * gimple-low.c (mark_blocks_with_used_vars): New function.
7139 (mark_blocks_with_used_subblocks): Ditto.
7140 (mark_used_blocks): Ditto.
7141 (pass_mark_used_blocks): New pass.
7142 * tree-inline.c: Include debug.h.
7143 (expand_call_inline): Call outlining_inline_function here.
7144 * tree-optimize.c (init_tree_optimization_passes): Add
7145 pass_mark_used_blocks.
7146 * tree-pass.h (pass_mark_used_blocks): New.
7147 * Makefile.in (tree-inline.o): Add debug.h dependency.
7149 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7151 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7152 VAR_DECLs to have weak_import attribute.
7154 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7157 2004-01-03 Steven Bosscher <stevenb@suse.de>
7159 * passes.c (rest_of_compilation): Don't run regmove if only
7160 flag_expensive_optimizations, require flag_regmove instead.
7162 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7164 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7166 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7167 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7168 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7169 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7171 2005-01-03 Richard Henderson <rth@redhat.com>
7173 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7174 (ia64_const_ok_for_letter_p): New.
7175 (ia64_const_double_ok_for_letter_p): New.
7176 (ia64_extra_constraint): New.
7177 (ia64_expand_vecint_compare): New.
7178 (ia64_expand_vcondu_v2si): New.
7179 (ia64_expand_vecint_cmov): New.
7180 (ia64_expand_vecint_minmax): New.
7181 (ia64_print_operand): Add 'v'.
7182 (ia64_preferred_reload_class): New.
7183 (ia64_vector_mode_supported_p): New.
7184 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7185 (PREFERRED_RELOAD_CLASS): Move to function.
7186 (CONST_OK_FOR_LETTER_P): Move to function.
7187 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7188 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7189 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7190 (EXTRA_CONSTRAINT): Move to function.
7191 * config/ia64/ia64.md: Include vect.md.
7192 (itanium_class): Add mmalua.
7194 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7196 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7197 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7199 (const_int_2bit_operand): New.
7200 (fr_reg_or_0_operand): New.
7201 * config/ia64/ia64-modes.def: Add vector modes.
7202 * config/ia64/ia64-protos.h: Update.
7203 * config/ia64/vect.md: New file.
7205 2005-01-03 Richard Henderson <rth@redhat.com>
7207 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7209 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7212 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7214 (log1pdf2): Change mode of operands[0,1] to DFmode.
7216 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7218 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7219 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7220 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7221 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7222 SPARC_RELAXED_ORDERING.
7224 2005-01-03 Richard Henderson <rth@redhat.com>
7225 Uros Bizjak <uros@kss-loka.si>
7228 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7229 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7230 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7232 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7233 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7234 const_pow2_1_to_128_operand): New predicates.
7236 2005-01-02 Greg McGary <greg@mcgary.org>
7238 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7240 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7241 object. [ptr_type]: Remove unused variable.
7242 Remember nearest addressable array-element or record-component
7243 when checking bitfield components. Tolerate empty BIND_EXPR.
7245 2005-01-01 Richard Henderson <rth@redhat.com>
7247 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7248 that don't narrow the value. Fail for other conversions.
7250 2005-01-01 Richard Henderson <rth@redhat.com>
7253 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7254 * c-lang.c (finish_file): Don't do it here.
7255 * objc/objc-act.c (objc_finish_file): Likewise.
7257 * cgraph.c (decl_assembler_name_equal): New.
7258 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7259 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7260 * cgraph.h (struct cgraph_varpool_node): Add next.
7261 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7262 * varasm.c (assemble_alias): Mark the target as needed.
7264 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7267 * function.c (get_arg_pointer_save_area): Use entry_of_function
7268 instead of get_insns.
7270 2005-01-01 Roger Sayle <roger@eyesopen.com>
7271 Andrew Pinski <pinskia@physics.uc.edu>
7272 James E. Wilson <wilson@specifixinc.com>
7274 PR rtl-optimization/12092
7275 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7278 2005-01-01 Roger Sayle <roger@eyesopen.com>
7279 Olivier Hainque <hainque@act-europe.fr>
7281 * tree.c (int_fits_type_p): A narrower type always fits in a
7282 wider one, except for negative values into unsigned types.
7284 2005-01-01 Roger Sayle <roger@eyesopen.com>
7286 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7287 with the original constant rather than require TREE_OVERFLOW.
7289 2005-01-01 Steven Bosscher <stevenb@suse.de>
7292 * c-decl.c (finish_function): If compiling C99, annotate the
7293 compiler generated return with the current file name and line 0.
7294 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7295 the source line is greater than 0.
7296 (remove_bb): Likewise.
7298 See ChangeLog.12 for earlier changes.