1 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4 call_used_regs for wCG registers.
6 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9 for non-offsettable memory references to cope with outstanding reload
12 2005-03-15 Uros Bizjak <uros@kss-loka.si>
15 * config/i386/i386.h (x86_fisttp): New.
16 (TARGET_FISTTP): New macro.
17 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
18 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
19 instruction when fisttp flag is set.
20 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
22 * config/i386/i386.md (type attribute): Add fisttp.
23 (unit attribute): Set to i387 for fisttp type.
24 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
25 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
27 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
28 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
30 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
31 patterns for TARGET_FISTTP. Enable patterns for
32 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
33 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
34 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
35 implement fisttp x87 insn.
36 (fix_trunc*_i387_fisttp splitters): New patterns.
37 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
38 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
39 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
41 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
42 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
43 Implement using mode macros. Disable patterns for TARGET_FISTTP.
44 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
45 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
46 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
47 Disable patterns for TARGET_FISTTP.
48 (fix_trunc*_i387 splitters): Implement usign mode macros.
49 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
50 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
51 (fix_trunx*_sse peephole2s): Implement using mode macros.
53 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
55 PR rtl-optimization/20291
56 * combine.c (try_combine): If splitting fails, re-try with
57 original combined pattern, i.e. before clobber stripping.
59 2005-03-14 Eric Christopher <echristo@redhat.com>
61 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
64 2005-03-14 Roger Sayle <roger@eyesopen.com>
66 * real.h (struct real_format): Split the signbit field into two
67 two fields, signbit_ro and signbit_rw.
68 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
69 mips_double_format, ieee_extended_motorola_format,
70 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
71 ieee_extended_intel_128_format, ibm_extended_format,
72 mips_extended_format, ieee_quad_format, mips_quad_format,
73 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
74 i370_double_format, c4x_single_format, c4x_extended_format,
75 real_internal_format): Update initializers for new field.
76 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
77 real_format structure.
78 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
79 field of the real_format structure.
81 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
83 Fix PR tree-optimization/20458
85 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
86 DECL_EXTERNAL on STRUCT_FIELD tags.
87 (clear_call_clobbered): Ditto.
88 * tree-ssa-operands.c (note_addressable): Make sure the original
89 variable doesn't slip into the addressable list if we have
91 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
94 2005-03-14 Geoffrey Keating <geoffk@apple.com>
96 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
97 (-fwide-exec-charset): Likewise.
98 (-finput-charset): Likewise.
99 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
100 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
101 * c.opt (Wnormalized): New.
103 2005-03-14 Devang Patel <dpatel@apple.com>
105 * doc/invoke.texi: Add reference to Visibility document.
107 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
109 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
110 MASK_SPLIT_ADDRESSES.
111 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
112 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
113 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
114 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
115 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
116 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
117 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
118 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
119 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
120 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
121 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
122 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
123 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
124 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
125 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
126 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
127 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
128 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
129 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
130 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
131 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
132 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
133 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
134 (TARGET_EXPLICIT_RELOCS): Delete.
135 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
136 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
137 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
138 (override_options): Set MASK_LONG64 if -mint64 is given and no
139 -mlongXX option is. Complain about -mint64 -mlong32.
140 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
141 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
142 * config/mips/mips.opt: New file.
144 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
146 * config.gcc (extra_options): New variable for listing option files.
147 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
148 * configure.ac (extra_opt_files): New AC_SUBST variable.
149 (tm_file_list, tm_include_list): Include options.h first.
150 * configure: Regenerate.
151 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
152 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
153 (s-options-h): New rule.
154 (options.h): Depend on it.
155 (TEXI_GCCINT_FILES): Add options.texi.
156 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
157 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
158 * target.h (gcc_target): Add default_target_flags and handle_option.
159 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
160 (TARGET_HANDLE_OPTION): New macros.
161 (TARGET_INITIALIZER): Include them.
162 * opt-functions.awk (opt_args, nth_arg): New functions.
163 (switch_flags): Handle the "Target" flag.
165 (var_name): Use opt_args and nth_arg.
166 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
167 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
168 macros for the "Mask" and "InverseMask" options.
169 * opts.h (cl_var_cond): New enum.
170 (cl_option): Replace the "has_set_value" and "set_value" fields with
171 "var_cond" and "var_value".
172 (CL_TARGET): New macro.
173 (option_enabled, print_filtered_help): Declare.
174 (decode_options): Move definition.
175 * opts.c (handle_option): Search for the original option before
176 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
177 var_cond and var_value fields. Use targetm.handle_option to handle
179 (decode_options): Set target_flags to targetm.default_target_flags.
180 (print_filtered_help): Make global. Handle CL_TARGET.
181 (option_enabled): New function.
182 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
183 (display_target_options, set_target_switch, print_switch_values)
184 (default_pch_valid_p): Guard uses of target_switches with
185 #ifdef TARGET_SWITCHES. Also...
186 (display_target_options): Display the CL_TARGET entries in cl_options.
187 (set_target_option): Don't complain about the "" option when
188 TARGET_SWITCHES is undefined.
189 (print_switch_values): Use option_enabled.
190 (default_pch_valid_p): Check cl_options[] when looking for something
191 that has changed the value of target_flags.
192 * c.opt: Remove documentation from top of file.
193 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
194 * doc/sourecebuild.texi: Refer to the new options documentation
195 instead of c.opt. Document machine-specific .opt files.
196 * doc/tm.texi (target_flags): Say that this variable is declared
198 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
199 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
201 * doc/options.texi: New file.
203 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
206 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
209 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
212 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
213 temporary variable of pointer type if an lvalues is required.
214 (gimplify_modify_expr_rhs): Request an rvalue from it.
215 (gimplify_expr): Pass fallback on.
217 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
219 * cfgbuild.c: Update comments.
221 2005-03-14 Roger Sayle <roger@eyesopen.com>
223 PR rtl-optimization/17236
224 * optabs.c (expand_doubleword_mult): New helper function split out
225 from expand_binop. Permute the order in which instructions are
226 emitted to minimize the number of simultaneously live registers.
227 (expand_binop): Call expand_doubleword_mult to synthesize a double
230 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
232 * basic-block.h: Update the prototypes of cached_make_edge and
234 * cfg.c (cached_make_edge): Take edge_cache representing one
235 row of the adjacency matrix of edges.
236 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
237 (make_edges): Initialize edge_cache to represent one row of
238 the adjacency matrix of edges.
240 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
242 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
244 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
245 Remove unused removed_phis variable.
246 (conditional_replacement): Use build1/build2.
247 (abs_replacement): Use last_and_only_stmt and build1/build2.
249 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
251 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
252 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
253 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
254 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
255 * c-common.c (handle_novops_attribute): New function.
256 (c_common_attribute_table): Add "no vops" entry.
257 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
258 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
259 * tree-ssa-operands.c (get_call_expr_operands): Do not
260 create virtual operands for calls with ECF_NOVOPS flag.
261 * tree.h (DECL_IS_NOVOPS): New macro.
262 (struct tree_decl): Add novops_flag.
263 (ECF_NOVOPS): New constant.
265 2005-03-14 Uros Bizjak <uros@kss-loka.si>
268 * config/i386/i386.c (x86_use_himode_fiop): New.
269 (x86_use_simode_fiop): Rename from x86_use_fiop.
270 * config/i386/i386.h (x86_use_himode_fiop): Declare.
271 (TARGET_USE_HIMODE_FIOP): New.
272 (x86_use_simode_fiop): Rename from x86_use_fiop.
273 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
275 * config/i386/i386.md (X87MODEI12): New mode macro define.
276 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
277 to implement x87 FP compare with HImode input operands.
278 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
279 Use X87MODEI12 mode macro to handle HImode input operands.
280 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
281 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
282 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
283 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
284 macro to implement x87 operators with HImode input operands.
285 (fop splitters): Use X87MODEI12 mode macro to handle HImode
288 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
290 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
292 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
295 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
297 * basic-block.h (BB_VISITED): Removed.
298 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
300 2005-03-14 Falk Hueffner <falk@debian.org>
303 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
305 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
307 * ggc-zone.c: Fix comment typos.
309 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
310 stringpool.c, config/mips/mips-protos.h: Update copyright.
312 2005-03-14 Alan Modra <amodra@bigpond.net.au>
314 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
315 throughout with its typedef, "rtx".
316 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
317 (rs6000_tls_symbol_ref_1): Remove inline keyword.
318 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
319 regs in comment to match code.
321 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
323 * except.c (check_handled): Make it static.
324 * except.h: Remove the corresponding prototype.
326 * function.c (get_func_frame_size): Make it static.
327 * function.h: Remove the corresponding type.
329 * regclass.c (reg_class_superclasses, reg_class_subclasses):
331 * hard-reg-set.h: Remove the corresponding declarations.
333 * tree-cfg.c (verify_stmts): Check that
334 bb_for_stmt (stmt) == bb for every PHI node and statement.
336 2005-03-14 Alan Modra <amodra@bigpond.net.au>
338 * config.gcc: Remove excess indentation.
339 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
341 2005-03-13 Roger Sayle <roger@eyesopen.com>
344 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
345 * fold-const.c (fold_sign_changed_comparison): Likewise.
346 (fold_binary): Optimize comparisons against widened operands if
347 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
349 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
351 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
352 (sparc_override_options): Initialize it.
353 (sparc_struct_value_rtx): Set it on the MEM to be returned.
355 2005-03-13 David Edelsohn <edelsohn@gnu.org>
357 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
358 (reg_or_none500mem_operand): New predicate.
359 (zero_reg_mem_operand): New predicate.
360 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
361 to reg_or_none500mem_operand.
362 (extendsfdf2_fpr): Add MEM alternative.
363 (extenddftf2_internal): Change operand2 predicate to
364 zero_reg_mem_operand.
366 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
368 * ggc-zone.c: Rewritten.
370 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
372 * configure.ac: Define GGC_ZONE for --with-gc=zone.
373 * config.in: Regenerated.
374 * configure: Regenerated.
375 * gengtype.c (write_types_process_field, write_func_for_structure):
376 Pass new argument to gt_pch_note_object.
377 * ggc-common.c (struct ptr_data): Add TYPE.
378 (gt_pch_note_object): Take TYPE argument and save it.
379 (call_count): Update call to ggc_pch_count_object.
380 (call_alloc): Update call to ggc_pch_alloc_object.
381 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
383 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
384 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
385 (ggc_alloc_zone_stat): Delete.
386 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
387 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
388 (ggc_pch_alloc_object): Update prototypes.
389 (garbage_zone): Delete.
390 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
391 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
393 (tree_id_zone): New variable.
394 (ggc_alloc_cleared_zone): Remove unused.
395 (ggc_alloc_zone): Define.
396 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
397 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
399 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
400 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
401 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
402 (make_node_stat): Likewise. Use tree_id_zone.
404 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
405 Joseph S. Myers <joseph@codesourcery.com>
407 * configure.ac: Check for MIPS TLS.
408 * configure: Regenerated.
409 * config/mips/mips-protos.h (enum mips_symbol_type): Add
410 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
411 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
412 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
413 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
414 (mips_classify_symbol, mips_symbolic_constant_p)
415 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
416 (mips_tls_operand_p, mips_call_tls_get_addr)
417 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
418 (mips_tls_symbol_ref_1): New functions.
419 (mips_legitimize_address, mips_legitimize_const_move): Call
420 mips_legitimize_tls_address.
421 (override_options): Handle V1_REG and TLS symbols. Disable TLS
423 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
424 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
425 (mips_char_to_class): Document V1_REG.
426 (HAVE_AS_TLS): Provide default.
427 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
429 (load_got<mode>): Renamed from *load_got<mode>. Allow when
431 (tls_get_tp_<mode>): New instruction.
433 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
435 * configure.ac: Update checks for target tools.
436 * configure: Regenerated.
438 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
440 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
442 2005-03-13 Roger Sayle <roger@eyesopen.com>
444 * expmed.c (expand_mult): Use synthetic multiplication sequences for
445 more classes of DImode multiplication by constant. Allow both
446 multiplication by small negative constants (by performing a
447 multiplication by a positive constant and negating the result) and
448 multiplications by large powers of two, by using a left shift.
450 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
452 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
453 of basic blocks into work_stack.
455 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
456 config/mips/vr.h: Update copyright.
458 * c-decl.c (c_init_decl_processing): Remove useless calls to
461 * builtins.c (fold_trunc_transparent_mathfn,
462 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
463 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
464 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
465 fold_builtin_strcpy, fold_builtin_strncpy,
466 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
469 * builtins.c (expand_builtin_mathfn_3): Remove local variable
472 * lambda-code.c (lambda_compute_auxillary_space): Remove local
473 variable determinant.
475 * tree-cfg.c (group_case_labels): Remove local variable type.
477 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
480 * tree-ssa-phiopt.c (value_replacement): Remove local variable
483 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
486 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
487 (*movmemqi_insn): Delete.
490 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
492 * builtins.c (fold_builtin_classify): Take decomposed
493 arguments of CALL_EXPR.
494 (fold_builtin_1): Update a call to fold_builtin_classify.
496 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
499 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
500 through into call to parser_xref_tag after parse error.
501 (c_parser_struct_declaration): Consistently return NULL_TREE on
504 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
506 * tree-flow-inline.h (ref_contains_array_ref): New function.
507 (lookup_subvars_for_var): Ditto.
508 (get_subvars_for_var): Ditto.
509 (var_can_have_subvars): Ditto.
511 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
512 (struct subvar): New type.
514 * tree-dfa.c (okay_component_ref_for_subvars): New function.
516 * tree-optimize.c (init_tree_optimization_passes): Call
517 pass_create_structure_vars.
519 * tree-ssa-alias.c: Include vec.h.
520 (init_alias_info): Don't auto-clear call clobbered on struct-field
522 (compute_flow_insensitive_aliasing): Handle subvars.
523 (group_aliases): Handle STRUCT_FIELD aliases.
524 (setup_pointers_and_addressables): Ditto.
525 Don't mark variables non-addressable if they still have
527 Also mark subvars addressable when the real variable is marked
529 (add_pointed_to_var): Try to prune the pointed-to set by only
530 pointing to subvars when possible.
531 Otherwise, make sure we set addresses_needed and pt_vars to
532 properly include subvars.
533 (bitpos_of_field): New function.
534 (push_fields_onto_fieldstack): Ditto.
535 (get_or_create_used_part_for): Ditto.
536 (create_overlap_variables_for): Ditto.
537 (find_used_portions): Ditto.
538 (create_structure_vars): Ditto.
539 (pass_create_structure_vars): New structure.
541 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
542 (get_expr_operands): Handle subvars. Also try to turn
543 COMPONENT_REF accesses into must-defs now that we can accurately
545 (note_addressable): Try to only mark as addressable those subvars
546 we know a COMPONENT_REF touches.
547 (overlap_subvar): New function.
549 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
550 Handle subvar storing.
551 (vect_address_analysis): Update caller of vect_object_analysis.
553 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
555 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
556 (STMT_VINFO_SUBVARS): New macro.
558 * common.opts: add flag_tree_salias.
560 * opts.c (decode_options): flag_tree_salias defaults to on.
562 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
564 * doc/tree-ssa.texi: Document structural alias analysis.
566 2005-03-12 Steven Bosscher <stevenb@suse.de>
568 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
569 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
570 * tree-ssa-operands.c (get_expr_operands): Likewise.
571 (get_expr_operands): Likewise for ERROR_MARK.
573 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
575 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
578 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
581 * tree-ssa-pre.c (compute_avail): Remove local variable val.
582 (mark_operand_necessary): Remove local variable ver.
584 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
587 * value-prof.c (mod_subtract_transform): Remove local variable
590 * builtins.c (fold_builtin_exponent): Take decomposed
591 arguments of CALL_EXPR.
592 (fold_builtin_1): Update a call to fold_builtin_exponent.
594 * builtins.c (fold_builtin_logarithm): Take decomposed
595 arguments of CALL_EXPR.
596 (fold_builtin_1): Update a call to fold_builtin_logarithm.
598 * c-decl.c (c_init_decl_processing): Remove local variables
599 ptr_ftype_void and ptr_ftype_ptr.
601 * gimplify.c (gimplify_expr): Remove local variables r0 and
604 * reg-stack.c (move_for_stack_reg): Remove local variable
606 (compare_for_stack_reg): Remove local variable flags_user.
607 (convert_regs_1): Remove local variable deleted.
609 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
611 (combine_blocks): Remove local variables exits and new_e.
613 * tree-inline.c (expand_call_inline): Remove local variable
616 * tree-ssa-live.c (create_ssa_var_map,
617 calculate_live_on_entry): Remove local variable snn.
619 2005-03-12 Geoffrey Keating <geoffk@apple.com>
621 * c-lex.c (c_lex_with_flags): Add parameter to call to
624 2005-03-11 Per Bothner <per@bothner.com>
626 * c-tree.h (struct c_declarator): New id_loc field.
627 * c-pragma.h (c_lex_with_flags): Take position reference.
628 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
629 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
630 (c_lex): Pass dummy location to c_lex_with_flags.
631 * c-parser.c (c_lex_one_token): Set c_token's location using
632 c_lex_with_flags, instead of input_location, which might be "ahead".
633 (c_parser_direct_declarator): Set declarator's id_loc from
635 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
636 declarator's id_loc, rather than probably-imprecise input_location.
637 (build_id_declarator): Initialize c_declarator's id_loc field.
639 2005-03-11 Roger Sayle <roger@eyesopen.com>
642 * builtins.c (expand_builtin_signbit): Force the signbit's word
643 into an integer register to avoid SUBREGs of floating point modes.
645 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
647 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
648 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
649 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
650 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
652 2005-03-11 David Edelsohn <edelsohn@gnu.org>
654 PR rtl-optimization/20306
655 * expr.c (emit_move_complex): Set try_int false if mode is
656 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
657 emit_block_move if try_int is true.
659 2005-03-11 Richard Henderson <rth@redhat.com>
662 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
663 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
666 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
668 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
669 (TARGET_FIX_VR4130): New macro.
670 (TARGET_OPTIONS): Add -mfix-vr4130.
671 (ISA_HAS_MACCHI): New macro.
672 (ASM_SPEC): Add -mfix-vr4130.
673 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
674 (override_options): Handle mips_fix_vr4130_string.
675 (mips_avoid_hazards): Clear all_noreorder_p
676 if we're working around VR4130 errata and the macc alternatives
678 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
679 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
680 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
681 (MULTILIB_DEFAULTS): Remove leading "march=".
682 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
683 if no architecture option is given.
684 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
686 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
687 * doc/invoke.texi: Document -mfix-vr4130.
689 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
691 * config/mips/mips.c (override_options): Only warn about -mint64
692 deprecation if TARGET_INT64.
694 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
696 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
697 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
698 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
699 are non-specific regarding the nonnull parameter positions.
700 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
701 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
702 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
703 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
705 * builtins.def: Use the non-specific "nonnull" attibute lists.
707 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
709 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
710 single_pred_edge, single_succ, single_pred): Improve comments.
712 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
714 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
715 single_pred_edge, single_succ, single_pred): New inline functions.
716 * bb-reorder.c (rotate_loop, find_traces_1_round,
717 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
718 duplicate_computed_gotos): Use the single_succ/pred functions.
719 * cfganal.c (forwarder_block_p): Ditto.
720 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
721 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
722 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
723 merge_seq_blocks): Ditto.
724 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
725 * cfglayout.c (fixup_reorder_chain): Ditto.
726 * cfgloop.c (mark_single_exit_loops, update_latch_info,
727 canonicalize_loop_headers, verify_loop_structure): Ditto.
728 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
729 mfb_update_loops, create_preheader, force_single_succ_latches,
730 create_loop_notes): Ditto.
731 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
732 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
733 commit_one_edge_insertion, purge_dead_edges,
734 cfg_layout_can_merge_blocks_p): Ditto.
735 * except.c (sjlj_emit_function_enter): Ditto.
736 * flow.c (init_propagate_block_info): Ditto.
737 * function.c (thread_prologue_and_epilogue_insns): Ditto.
738 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
739 insert_insn_end_bb): Ditto.
740 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
741 find_if_case_2): Ditto.
742 * lambda-code.c (perfect_nestify): Ditto.
743 * lcm.c (optimize_mode_switching): Ditto.
744 * loop-doloop.c (doloop_modify): Ditto.
745 * loop-init.c (loop_optimizer_init): Ditto.
746 * loop-iv.c (simplify_using_initial_values): Ditto.
747 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
748 * loop-unswitch.c (unswitch_loop): Ditto.
749 * modulo-sched.c (generate_prolog_epilog): Ditto.
750 * predict.c (combine_predictions_for_insn, estimate_probability,
751 tree_estimate_probability, last_basic_block_p,
752 estimate_bb_frequencies): Ditto.
753 * profile.c (branch_prob): Ditto.
754 * regrename.c (copyprop_hardreg_forward): Ditto.
755 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
756 * tracer.c (layout_superblocks): Ditto.
757 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
758 cfg_remove_useless_stmts_bb, cleanup_control_flow,
759 cleanup_control_expr_graph, disband_implicit_edges,
760 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
761 tree_verify_flow_info, tree_make_forwarder_block,
762 tree_forwarder_block_p, remove_forwarder_block,
763 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
764 * tree-if-conv.c (tree_if_conversion): Ditto.
765 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
766 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
767 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
768 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
769 copy_loop_headers): Ditto.
770 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
771 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
772 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
773 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
774 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
775 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
776 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
777 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
778 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
779 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
780 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
781 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
782 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
783 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
784 slpeel_add_loop_guard): Ditto.
786 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
788 PR tree-optimization/15784
789 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
792 * stmt.c (expand_case): Don't change index_type. Convert minval
795 PR tree-optimization/20130
796 * fold-const.c (fold): Fold x * -1 into -x.
798 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
800 PR rtl-optimization/20331
801 * rtlanal.c (modified_between_p): Check its address first for MEM.
802 (modified_in_p): Likewise.
804 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
806 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
808 2005-03-10 Steven Bosscher <stevenb@suse.de>
810 * expr.c (expand_expr_real_1): If possible, use a conditional
811 move for expanding MIN_EXPR and MAX_EXPR.
812 Use temp for moving around rtx-en.
814 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
817 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
820 2005-03-10 Roger Sayle <roger@eyesopen.com>
822 * builtins.c (expand_builtin_signbit): Extend to handle floating
823 point modes wider than the largest integer type, using the
824 operand_subword_force function to obtain the signbit's word.
826 2005-03-10 Jakub Jelinek <jakub@redhat.com>
829 * combine.c (try_combine): If recog_for_combine added CLOBBERs
830 to NEWI2PAT, fail to combine if they are used by NEWPAT.
832 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
834 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
836 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
838 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
840 (perform_edge_inserts): Unconditionally call
843 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
845 2005-03-10 Bob Wilson <bob.wilson@acm.org>
847 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
849 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
851 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
853 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
855 (rtl_register_value_prof_hooks,
856 tree_value_profile_transformations,
857 tree_register_value_prof_hooks): Likewise.
858 * var-tracking.c (stack_adjust_offset_pre_post,
859 variable_htab_free, variable_union, dataflow_set_different_2,
860 count_uses, variable_was_changed, set_frame_base_location,
861 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
862 vt_add_function_parameters): Likewise.
863 * varasm.c (named_section_real, named_section, make_decl_rtl,
864 asm_emit_uninitialised, assemble_integer, decode_addr_const,
865 const_hash_1, compare_constant, copy_constant, force_const_mem,
866 output_constant_pool_2, output_constant_pool_1, output_constant,
867 output_constructor, make_decl_one_only, decl_tls_model,
868 default_no_named_section, default_elf_select_section_1,
869 default_unique_section_1): Likewise.
870 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
871 * vmsdbgout.c (addr_const_to_string): Likewise.
874 * function.c (struct assign_parm_data_one): Remove last_named
876 (assign_parm_find_data_types): Don't determine last_named.
877 Reorder named_parm determination.
878 (assign_parms): Only setup varargs on the last non-varadic
881 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
883 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
884 sda base address on medium model.
886 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
888 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
889 * cfgloop.c (flow_loop_nodes_find): Export.
890 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
892 * cfgloopmanip.c (fix_loop_structure): New function.
893 * predict.c (predict_loops): Clean up the loops information.
894 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
895 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
897 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
898 (rewrite_into_loop_closed_ssa): Declaration changed.
899 * tree-loop-linear.c (linear_transform_loops): Add argument to
900 rewrite_into_loop_closed_ssa call.
901 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
902 * tree-ssa-loop-im.c (move_computations): Ditto.
903 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
904 * tree-vectorizer.c (vectorize_loops): Ditto.
905 * tree-optimize.c: Include cfgloop.h.
906 (execute_todo): Choose whether to call cleanup_tree_cfg or
907 cleanup_tree_cfg_loop.
908 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
909 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
910 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
911 cleanup_tree_cfg_loop call.
912 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
913 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
916 2005-03-10 Jakub Jelinek <jakub@redhat.com>
919 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
920 with multiple alternatives.
922 * stmt.c (parse_output_constraint): Fix a typo.
924 2005-03-09 Bob Wilson <bob.wilson@acm.org>
926 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
927 assembly directive instead of deprecated "no-generics".
929 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
931 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
932 for non-offsettable memory references to cope with outstanding reload
934 * config/s390/s390.md ("reload_outti"): Call find_replacement to
935 avoid losing outstanding address reloads.
936 ("reload_outdi", "reload_outdf"): Likewise.
938 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
940 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
941 code. Add more cbrt transformations.
943 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
945 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
947 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
949 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
950 NULL_TREE when a given tree is not simplified.
951 (fold): Return the original tree when any of the functions
952 mentioned above NULL_TREE.
954 * fold-const.c (fold_unary, fold_binary): Take decomposed
955 arguments, code, type, op0, and op1 in case of fold_binary.
956 (fold): Update calls to fold_unary and fold_binary.
958 2005-03-09 Roger Sayle <roger@eyesopen.com>
960 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
961 a fndecl and an arglist instead of a CALL_EXPR, exp.
963 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
965 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
967 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
969 * expr.c (expand_assignment): Remove orig_to_rtx.
971 * fold-const.c (int_const_binop): Remove no_overflow.
973 * ifcvt.c (noce_emit_move_insn): Remove inmode.
975 * loop-iv.c (get_biv_step_1): Remove lhs.
977 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
979 * real.c (real_nan): Remove neg.
981 * function.c (thread_prologue_and_epilogue_insns): Remove i
984 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
987 * tree-eh.c (tree_could_trap_p): Remove idx.
989 * tree-into-ssa.c (ann): Remove ann.
991 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
993 * tree-sra.c (decide_block_copy): Remove inst_count.
995 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
997 * tree-ssa-loop-im.c (lhs): Remove.
999 * cfgbuild.c (state, STATE, SET_STATE,
1000 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1002 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1003 (find_basic_blocks): Set the state of each basic block to
1006 2005-03-08 Jeff Law <law@redhat.com>
1008 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1009 goto results in the removal of edges in the CFG, then we need
1010 to recompute dominators.
1012 2005-03-09 Ben Elliston <bje@au.ibm.com>
1014 * c-common.c (c_do_switch_warnings): Comment fix.
1016 2005-03-08 Julian Brown <julian@codesourcery.com>
1018 * Patch from 2005-03-08 reverted for causing regressions and
1019 ppc-darwin bootstrap failure.
1021 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1023 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1024 Define the real function for ppc-darwin.
1025 * c-typeck.c (convert_arguments): Check for target-specific
1026 invalid argument call to unprototyped function.
1027 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1029 * target.h (invalid_arg_for_unprototyped_fn): New field
1031 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1032 default target hook.
1033 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1036 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1038 * c-typeck.c (constructor_stack, constructor_range_stack,
1039 initializer_stack): Make them static.
1041 * cfg.c (rbi_pool): Make it static.
1043 * gimple-low.c (lower_stmt_body): Make it static.
1044 * tree-flow.h: Remove the corresponding prototype. Don't
1047 * sched-deps.c (cache_size): Make it static.
1049 * stor-layout.c (lang_adjust_rli): Make it static.
1051 2005-03-08 Julian Brown <julian@codesourcery.com>
1053 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1054 from being used for symbols with vague linkage when
1055 HAVE_GAS_COMDAT_GROUP is true.
1057 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1059 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1060 nlabel == JUMP_LABEL (jump).
1062 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1064 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1065 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1066 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1067 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1069 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1072 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1073 * c-common.c (handle_returns_twice): New function.
1074 (c_common_attribute_table): Declare eturns_twice' attribute.
1075 * doc/extend.texi: Document eturns_twice' attribute.
1076 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1077 (struct tree_decl): Add returns_twice_flag.
1079 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1081 * tree-ssa-phiopt.c: Fix a comment typo.
1083 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1084 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1085 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1088 2005-03-08 Richard Henderson <rth@redhat.com>
1090 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1091 builtin codes with ctzdi2, clzdi2, popcountdi2.
1092 (struct alpha_builtin_def): Add is_const.
1093 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1094 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1095 (alpha_init_builtins): Init them. Set nothrow and const attributes
1097 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1098 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1099 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1100 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1101 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1102 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1103 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1104 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1105 (TARGET_FOLD_BUILTIN): New.
1106 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1107 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1109 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1111 2005-03-08 Ira Rosen <irar@il.ibm.com>
1113 PR tree-optimization/20122
1114 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1115 condition of access function instead of base.
1117 2005-03-07 Jeff Law <law@redhat.com>
1118 Steven Bosscher <stevenb@suse.de>
1120 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1121 (find_taken_edge): Call find_taken_edge_computed_goto as
1122 appropriate. Allow any gimple invariant rather than just
1123 INTEGER_CST for VAL.
1124 (cleanup_control_flow): Cleanup a computed goto which has turned
1126 (tree_merge_blocks): If block B has any forced labels, move
1127 them to the start of block A.
1128 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1129 computed gotos as well.
1130 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1131 removal of unnecessary computed gotos too.
1132 (lookup_redirection_data): Fix type of INSERT argument. Callers
1135 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1137 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1138 Remove trailing spaces.
1140 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1141 unshare_all_trees): Make them static.
1142 * tree-gimple.h: Remove the corresponding prototypes.
1144 * diagnostic.h: Remove unused prototype
1145 debug_output_buffer.
1146 * modulo-sched.c: Remove unused prototype
1147 set_row_column_for_ps.
1149 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1150 replace_phi_edge_with_variable): Remove unused variable i.
1152 2005-03-07 Per Bothner <per@bothner.com>
1154 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1156 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1159 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1160 bbs on the COND_EXPR instead of the PHI_NODEs.
1161 (candidate_bb_for_phi_optimization): Remove.
1162 (replace_phi_with_stmt): Rename to ...
1163 (replace_phi_edge_with_variable): this and change so that we
1164 replace the phi argument instead of removing the PHI.
1165 (conditional_replacement): Change so we deal with PHI with more
1167 (value_replacement): Likewise.
1168 (abs_replacement): Likewise.
1170 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1172 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1173 output_e500_flip_gt_bit.
1175 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1177 (rs6000_generate_compare): Fix logic to look at the correct bits.
1178 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1180 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1181 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1182 gen_move_from_CR_gt_bit.
1184 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1185 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1186 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1188 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1189 (E500_CR_IOR_COMPARE): New constant.
1191 2005-03-08 Earl Chew <earl_chew@agilent.com>
1192 David Billinghurst <David.Billinghurst@riotinto.com>
1194 * config/i386/host-cygwin.c: New file to support precompiled
1196 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1197 * config.host: Use above files for cygwin host.
1199 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1201 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1202 ordering ops from earlier change.
1204 2005-03-07 Per Bothner <per@bothner.com>
1206 Various fixes to allow us to again build if --enable-mapped-location:
1207 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1208 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1209 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1210 local variable loc. Change logic appropriately.
1211 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1212 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1213 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1214 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1215 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1217 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1219 PR rtl-optimization/19683
1220 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1221 number of bytes, to smallest_int_for_mode. Fix arguments to
1222 REG_CANNOT_CHANGE_MODE_P.
1224 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1226 * reorg.c (relax_delay_slots): Check that the jump is
1227 conditional before trying to invert it.
1229 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1231 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1234 * calls (stack_arg_under_construction): Make it static.
1236 * flow.c (regs_live_at_setjmp): Make it static.
1237 * flow.h: Remove the corresponding prototype.
1239 * reload1.c (reload_startobj, reload_firstobj,
1240 something_needs_operands_changed, reload_inherited,
1241 reload_inheritance_insn, reload_override_in,
1242 reload_spill_index): Make them static.
1244 * recog.c (verify_changes): Make it static.
1245 * recog.h: Remove the corresponding prototype.
1247 * cfgbuild.c (find_sub_basic_blocks): Remove.
1248 * basic-block.h: Remove the corresponding prototype.
1249 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1251 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1253 * tree-ssa-operands.c (check_build_stmt): Remove.
1255 * stor-layout.c (set_alignment): Remove.
1256 * tree.h: Remove the corresponding prototype.
1258 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1260 * tree-ssa-dce.c (control_dependence_map,
1261 visited_control_parents): Make them static.
1263 * cfghooks.c (verify_flow_info): Remove local variable
1266 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1269 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1271 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1273 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1275 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1277 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1278 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1279 PARALLEL for an empty structure.
1281 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1283 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1285 * fold-const.c (fold_binary): Unroll the very first "for"
1288 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1290 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1291 redundant match_code test.
1292 (scc_comparison_operator): Swap match_operand and match_code
1294 (branch_positive_comparison_operator): Same.
1295 (trap_comparison_operator): Use comparison_operator and swap with
1298 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1301 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1302 (out_movhi_r_mr): Read low byte of volatile MEM first.
1303 (out_movhi_mr_r): Write high byte of volatile MEM first.
1305 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1307 * cselib.c (reg_values, reg_values_size): Make them static.
1309 * cse.c (cse_reg_info_table): Make it static.
1311 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1313 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1315 * cse.c (find_best_addr): Use canon_for_address.
1317 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1319 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1320 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1321 SUBREG and MEM, respectively.
1323 * fold-const.c (fold_binary): Use code instead of t.
1325 * fold-const.c (optimize_minmax_comparison): Take decomposed
1326 arguments code, type, op0, and op1 instead of t.
1327 (fold_binary): Update a call to optimize_minmax_comparison.
1329 * fold-const.c (fold_range_test): Take decomposed arguments
1330 code, type, op0, and op1 instead of t.
1331 (fold_binary): Update a call to fold_range_test.
1333 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1334 decomposed arguments code, type, op0, and op1 instead of t.
1335 (fold_binary): Update a call to fold_range_test.
1337 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1339 * fold-const.c (fold_binary): Avoid directly using the original
1340 expression t as much as possible.
1342 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1344 * c-semantics.c (build_stmt): Use TYPE_P instead of
1345 IS_NON_TYPE_CODE_CLASS.
1346 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1347 (NON_TYPE_CHECK): Use TYPE_P instead of
1348 IS_NON_TYPE_CODE_CLASS.
1350 * fold-const.c (fold): Remove handling of binary expressions.
1352 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1354 * doc/c-tree.texi: Wrap comments in @r{}.
1355 * doc/cpp.texi: Likewise.
1356 * doc/cppinternals.texi: Likewise.
1357 * doc/extend.texi: Likewise.
1358 * doc/md.texi: Likewise.
1359 * doc/objc.texi: Likewise.
1360 * doc/sourcebuild.texi: Likewise.
1361 * doc/tm.texi: Likewise.
1364 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1366 * predict.c (apply_return_prediction): Standardize PHI chain
1368 * tree-ssa.c (ssa_redirect_edge): Likewise.
1370 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1371 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1374 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1375 * tree-flow.h: Adjust the prototype for remove_phi_node.
1376 * lambda-code.c (perfect_nestify): Adjust a call to
1379 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1380 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1382 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1383 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1384 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1385 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1387 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1388 of GEN_INT (trunc_int_for_mode (...)).
1389 * loop-iv.c (iv_number_of_iterations): Likewise.
1390 * postreload.c (reload_cse_move2add): Likewise.
1391 * simplify-rtx.c (simplify_const_unary_operation,
1392 simplify_const_binary_operation): Likewise.
1393 * stor-layout.c (get_mode_bounds): Likewise.
1395 * fold-const.c (fold_binary): New.
1396 (fold): Call fold_binary on binary expressions.
1398 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1400 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1401 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1402 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1403 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1404 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1406 2005-03-04 Devang Patel <dpatel@apple.com>
1408 PR tree-optimization/18815
1409 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1410 loops with zero exit edges.
1412 2005-03-04 Devang Patel <dpatel@apple.com>
1414 * doc/invoke.texi: Remove reference to webpage that does not exist.
1416 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1417 Joseph S. Myers <joseph@codesourcery.com>
1420 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1421 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1422 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1423 * pa.c (get_plabel): Change argument to symbol_ref. Call
1424 maybe_get_identifier instead of get_identifier.
1425 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1426 (struct deferred_plabel): Replace name field with symbol field.
1427 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1428 ASM_OUTPUT_EXTERNAL_REAL is defined.
1429 (output_global_address): Use output_addr_const for output of all
1431 (output_deferred_plabels): Use symbol_ref instead of name for address
1433 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1434 ASM_OUTPUT_SYMBOL_REF): New macros.
1435 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1437 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1440 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1442 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1443 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1445 2005-03-04 Jeff Law <law@redhat.com>
1447 * basic-block.h (rediscover_loops_after_threading): Declare.
1448 * tree-ssa-dom.c: Include cfgloop.h.
1449 (tree_ssa_dominator_optimize): Discover loops and some basic
1450 properties. Remove forwarder blocks recreated by loop header
1451 canonicalization. Also mark backedges in the CFG.
1452 * tree-ssa-threadupdate.c: Include cfgloop.h
1453 (rediscover_loops_after_threading): Define.
1454 (struct local_info): New field, JUMP_THREADED.
1455 (prune_undesirable_thread_requests): New function.
1456 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1457 then record that fact for the callers of redirct_edges.
1458 (thread_block): If BB has incoming backedges, then call
1459 prune_undesirable_thraed_requests. Note when we are
1460 going to have to rediscover loop information. Return a
1461 boolean indicating if any jumps were threaded.
1462 (thread_through_all_blocks): Bubble up boolean indicating
1463 if any jumps were threaded.
1464 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1465 (tree-ssa-threadupdate.o): Similarly.
1467 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1469 * fold-const.c (fold_ternary): Unroll the "for" loop to
1472 2005-03-04 Andrew Haley <aph@redhat.com>
1474 * unwind-dw2-fde-glibc.c (struct
1475 unw_eh_callback_data.check_cache): New field.
1476 (frame_hdr_cache): New.
1477 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1478 Cache frame header info.
1480 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1482 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1483 (print_c_condition): Declare.
1484 * read-rtl.c (ptr_loc): New structure.
1485 (ptr_locs, ptr_loc_obstack, joined_conditions)
1486 (joined_conditions_obstack): New variables.
1487 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1488 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1489 (join_c_conditions, print_c_condition): New functions.
1490 (apply_macro_to_string): Associate the new string with the same
1491 source location as the old one.
1492 (add_condition_to_string): Use join_c_conditions.
1493 (read_string): Use set_rtx_ptr_loc to record a filename and line
1494 number for the string.
1495 (read_rtx): Initialize the new variables above.
1496 * genattrtab.c (write_test_expr, write_attr_value): Use
1498 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1499 comment above the GCC_VERSION check.
1500 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1501 Inline the definition of MAYBE_EVAL.
1502 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1503 * genoutput.c (process_template): Likewise.
1504 * genpreds.c (write_predicate_subfunction): Likewise.
1505 (write_predicate_expr): Use print_c_condition.
1506 * genrecog.c (write_cond): Likewise.
1507 * gensupport.c (process_rtx): Use join_c_conditions to join the
1508 conditions of a define_insn_and_split. Record a source location
1509 for the string after the "&&".
1510 (alter_test_for_insn): Use join_c_conditions.
1512 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1515 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1516 PR tree-optimization/15784
1517 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1520 2005-03-04 Ben Elliston <bje@au.ibm.com>
1522 * gcc.c (option_map): Add --coverage.
1523 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1524 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1525 * config/darwin.h: Pass -lgcov for `coverage'.
1526 * doc/invoke.texi (Debugging Options): Document --coverage.
1528 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1530 * gcse.c (bypass_block): Use find_edge wherever possible.
1532 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1536 * c-opts.c (c_common_parse_file): Call start_source_file
1537 and end_source_file at the approriate times.
1539 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1540 the main file, it will be done for us now.
1542 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1544 * fold-const.c (fold_ternary): New.
1545 (fold): Call fold_ternary on ternary expressions. Remove
1546 handling of ternary expressions.
1548 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1550 PR tree-optimization/15784
1551 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1554 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1556 * config/rs6000/predicates.md (branch_comparison_operator):
1557 Convert from C block to conditional format.
1559 2005-03-03 Jan Hubicka <jh@suse.cz>
1561 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1562 and non-constant public variables.
1564 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1566 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1569 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1572 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1573 calls to release_ssa_name and release_phi_node.
1575 * fold-const.c (fold): Remove handling of unary expressions.
1577 * fold-const.c (fold_unary): Avoid directly using the original
1578 expression t as much as possible.
1580 2005-03-03 Roger Sayle <roger@eyesopen.com>
1581 Andrew Pinski <pinskia@physics.uc.edu>
1583 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1584 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1586 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1588 Describe special registers SRP and MOF as allocatable registers.
1589 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1590 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1591 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1592 TARGET_HAS_MUL_INSNS.
1593 (cris_print_operand) <case 'd'>: New case.
1594 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1595 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1597 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1598 (REG_ALLOC_ORDER): Update for MOF.
1599 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1601 (GENERAL_REGS): No longer a define of ALL_REGS.
1602 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1603 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1605 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1606 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1607 (SECONDARY_RELOAD_CLASS): Define.
1608 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1609 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1610 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1611 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1612 (REGISTER_MOVE_COST): Define.
1613 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1614 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1615 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1616 (CRIS_MOF_REGNUM): New define_constants.
1617 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1619 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1621 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1622 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1623 Adjust for MOF being properly described as a register.
1624 (indir_to_reg_split): Name this split. Conditionalize on the
1625 destination register being a general register.
1626 (movei): Conditionalize on on operands 0 and 1 having the same
1629 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1632 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1633 -mcpu to override any other explicitly given flags.
1635 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1637 * recog.c (verify_changes, confirm_change_group): New functions,
1638 broken out of apply_change_group.
1639 (apply_change_group): Use them.
1640 * recog.h (verify_change, confirm_change_group): Declare.
1641 * rtl.h (redirect_jump_2): Declare.
1642 * jump.c (redirect_exp, invert_exp): Delete.
1643 (invert_exp_1): Take second parameter. Return value. Changed caller.
1644 (redirect_jump_2): New function, broken out of redirect_jump.
1645 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1646 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1647 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1649 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1651 * varasm.c (named_section): Use xstrdup rather than doing it by
1654 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1656 2005-03-02 Devang Patel <dpatel@apple.com>
1658 Undo PR tree-optimization/18815 fix.
1660 2005-03-02 Devang Patel <dpatel@apple.com>
1662 PR tree-optimization/18815
1663 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1664 loops with zero exit edges.
1666 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1668 * cfg.c (connect_src, connect_dest, disconnect_src,
1669 disconnct_dest): New.
1670 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1671 redirect_edge_pred): Use the new functions.
1673 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1674 free_dominance_info only when needed.
1676 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1679 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1680 (reg_or_sub_cint64_operand): Same.
1682 2005-03-02 Jeff Law <law@redhat.com>
1684 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1685 CFG_ALTERED in the main DOM iteration loop.
1687 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1690 * varasm.c (initializer_constant_valid_p): Allow conversions
1691 between OFFSET_TYPEs. Tidy.
1693 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1695 * config/cris/cris.md ("return"): Remove epilogue delay list
1698 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1700 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1702 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1704 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1706 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1707 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1708 config/m68k/m68k.c, config/mips/mips.h,
1709 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1710 doc/include/gcc-common.texi: Update copyright.
1712 PR middle-end/18029 and PR middle-end/18030
1713 * expr.c (optimize_bitfield_assignment_op): Add a special case
1714 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1716 * fold-const.c (fold_unary): New.
1717 (fold): Call fold_unary on unary expressions.
1719 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1721 * cgraph.h (struct cgraph_edge): Add prev_caller and
1723 (cgraph_node_remove_callees): Export.
1724 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1726 (cgraph_edge_remove_callee): New function.
1727 (cgraph_edge_remove_caller): Likewise.
1728 (cgraph_remove_edge): Use.
1729 (cgraph_redirect_edge_callee): Likewise.
1730 (cgraph_node_remove_callees): New function.
1731 (cgraph_node_remove_callers): Likewise.
1732 (cgraph_remove_node): Use.
1733 * tree-optimize.c (tree_rest_of_compilation): Use
1734 cgraph_node_remove_callees instead of manual loop.
1735 * cgraphunit.c (cgraph_finalize_function): Likewise.
1736 (cgraph_expand_function): Likewise.
1737 (cgraph_remove_unreachable_nodes): Likewise.
1739 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1742 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1744 * c-decl.c (undeclared_variable): Take location as argument.
1745 * c-typeck.c (build_external_ref): Likewise.
1746 * c-parser.c (c_parser_postfix_expression): Pass location of
1747 identifier to build_external_ref.
1749 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1751 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1752 CCEQ mode for branch_positive_comparison_operator test.
1753 * config/rs6000/predicates (branch_comparison_operator): Revert to
1755 (scc_comparison_operator): Same.
1756 (branch_positive_comparison_operator): Same.
1758 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1760 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1761 (cris_delay_slots_for_epilogue): Remove.
1762 (save_last): Move into cris_target_asm_function_epilogue.
1763 (cris_target_asm_function_epilogue): Remove tests for file being
1765 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1766 (cris_delay_slots_for_epilogue): Remove prototypes.
1767 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1768 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1770 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1772 * config/rs6000/predicates.md (branch_comparison_operator): Change
1773 to define_special_predicate.
1774 (scc_comparison_operator): Same.
1775 (branch_positive_comparison_operator): Same.
1777 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1779 * Makefile.in (tree-ssa-sink.o): New.
1780 (OBJS-common): Add tree-ssa-sink.o.
1781 * common.opt: Add -ftree-sink
1782 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1783 * timevar.def (TV_TREE_SINK): new timevar.
1784 * tree-flow.h (is_hidden_global_store): Prototype.
1785 * tree-optimize.c (init_tree_optimization_passes): Add
1787 * tree-pass.h (pass_sink_code): New.
1788 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1789 for non-obvious global store store to is_hidden_global_store, and
1790 call that new function.
1791 * tree-ssa-sink.c: New file.
1792 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1793 * doc/passes.texi: Document forward store motion.
1794 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1795 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1796 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1797 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1799 2005-03-01 Per Bothner <per@bothner.com>
1801 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1802 and we have a non-zero column-number, add it to the message.
1803 Also factor out the diagnostic_kind_text.
1805 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1807 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1808 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1809 flow_loop_scan): Removed.
1810 (flow_loop_dump): Do not dump removed fields.
1811 (flow_loop_free): Do not free removed fields.
1812 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1813 (loop_exit_edge_p): New function.
1814 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1815 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1816 num_exits, exits_doms.
1817 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1818 LOOP_EDGES, LOOP_ALL): Removed.
1819 (flow_loop_scan): Declaration removed.
1820 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1821 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1823 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1824 (if_convert): Call flow_loops_find and flow_loops_free
1825 when calling mark_loop_exit_edges.
1826 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1827 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1828 free_dominance_info calls.
1829 * loop-init.c (flow_loops_find): Ditto.
1830 * passes.c (rest_of_handle_branch_prob): Ditto.
1831 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1832 * loop-unroll.c (analyze_insns_in_loop): Do not use
1834 * predict.c (predict_loops): Do not call flow_loop_scan.
1835 Use get_loop_exit_edges.
1836 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1837 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1838 Do not use EDGE_LOOP_EXIT.
1839 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1840 to bb_with_exit_edge_p.
1841 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1842 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1843 to bb_with_exit_edge_p.
1844 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1846 * tree-loop-linear.c (linear_transform_loops): Do not call
1847 flow_loop_scan. Use loop->single_exit.
1848 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1849 (vect_analyze_loop_form): Do not call flow_loop_scan.
1850 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1852 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1854 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1855 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1856 slpeel_tree_duplicate_loop_to_edge_cfg,
1857 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1858 Use loop_preheader_edge and loop->single_exit. Do not call
1861 2005-03-01 Nick Clifton <nickc@redhat.com>
1863 * config/arm/arm.c (thumb_find_work_register): Check all of the
1864 argument registers to see if they are free, and a couple of
1865 special cases where the last argument register but can be proved
1866 to be available during the function's prologue.
1867 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1868 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1869 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1871 (thumb_compute_save_reg_mask): Likewise. Also use
1872 thumb_find_work_register() to ensure that there is agreement about
1873 which work register is going to be used in the prologue.
1874 (thumb_output_function_prologue): Use unsigned long as the type
1875 for the register bit-mask. Also delay pushing the link register if
1876 other high registers are going to be pushed.
1877 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1878 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1879 redundant prototypes.
1881 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1884 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1885 and after reload in REG+REG indexed addresses without REG_POINTER
1886 set in the base and not set in the index.
1888 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1890 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1891 Don't undefine here.
1892 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1893 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1894 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1895 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1896 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1898 * config.gcc (sh*-*-linux*): Use config/linux.h.
1900 2005-02-28 Dale Johannesen <dalej@apple.com>
1901 Stan Shebs <shebs@apple.com>
1903 Rewrite of 64-bit Darwin structure-by-value pass/return.
1904 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1905 intoffset, use_stack, named.
1906 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1907 (rs6000_darwin64_record_arg_advance_flush): New.
1908 (rs6000_darwin64_record_arg_advance_recurse): New.
1909 (rs6000_darwin64_record_arg_flush): New.
1910 (rs6000_darwin64_record_arg_recurse): New.
1911 (rs6000_darwin64_record_arg): New.
1912 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1913 (function_arg_boundary): Handle 128-bit aligned structs.
1914 (function_arg_advance): Rewrite darwin64 struct handling.
1915 (function_arg): Call rs6000_darwin64_record_arg.
1916 (function_arg_partial_nregs): Handle darwin64 structs.
1917 (rs6000_darwin64_function_value): Remove.
1918 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1920 2005-02-28 Roger Sayle <roger@eyesopen.com>
1922 PR tree-optimization/20216
1923 * tree-chrec.c (tree_fold_factorial): Delete.
1924 (tree_fold_binomial): Change argument list to take a return type
1925 and change the type of K to unsigned int. Rewrite to avoid explicit
1926 evaluation of factorials, and (recursively) calling fold to perform
1927 compile-time arithmetic. Return NULL on (internal) overflow.
1928 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1929 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1930 if any intermediate calculation overflows.
1931 (chrec_apply): Update call to chrec_evaluate.
1933 2005-02-28 James E Wilson <wilson@specifixinc.com>
1935 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1937 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1940 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1941 instead of NULL_TREE on error.
1943 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1945 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1946 (EASY_VECTOR_15_ADD_SELF): Remove.
1947 (num_insns_constant_wide): Not static.
1948 (validate_condition_mode): Not static.
1949 (toc_relative_expr_p): Not static.
1950 (legitimate_indirect_address_p): Not static.
1951 (macho_lo_sum_memory_operand): Not static.
1952 (invalid_e500_subreg): Not static.
1953 (easy_vector_same): Not static.
1954 (easy_vector_splat_const): Not static.
1955 (RS6000_SYMBOL_REF_TLS_P): Remove.
1956 (any_operand): Delete.
1957 (any_parallel_operand): Delete.
1958 (count_register_operand): Delete.
1959 (altivec_register_operand): Delete.
1960 (xer_operand): Delete.
1961 (s8bit_cint_operand): Delete.
1962 (short_cint_operand): Delete.
1963 (u_short_cint_operand): Delete.
1964 (non_short_cint_operand): Delete.
1965 (exact_log2_cint_operand): Delete.
1966 (gpc_reg_operand): Delete.
1967 (cc_reg_operand): Delete.
1968 (cc_reg_not_cr0_operand): Delete.
1969 (reg_or_short_operand): Delete.
1970 (reg_or_neg_short_operand): Delete.
1971 (reg_or_aligned_short_operand): Delete.
1972 (reg_or_u_short_operand): Delete.
1973 (reg_or_cint_operand): Delete.
1974 (reg_or_arith_cint_operand): Delete.
1975 (reg_or_add_cint64_operand): Delete.
1976 (reg_or_sub_cint64_operand): Delete.
1977 (reg_or_logical_cint_operand): Delete.
1978 (got_operand): Delete.
1979 (got_no_const_operand): Delete.
1980 (easy_fp_constant): Delete.
1981 (easy_vector_constant): Delete.
1982 (easy_vector_constant_add_self): Delete.
1983 (zero_constant): Delete.
1984 (zero_fp_constant): Delete.
1985 (volatile_mem_operand): Delete.
1986 (offsettable_mem_operand): Delete.
1987 (mem_or_easy_const_operand): Delete.
1988 (add_operand): Delete.
1989 (non_add_cint_operand): Delete.
1990 (logical_operand): Delete.
1991 (non_logical_cint_operand): Delete.
1992 (mask_operand): Delete.
1993 (mask_operand_wrap): Delete.
1994 (mask64_operand): Delete.
1995 (mask64_2_operand): Delete.
1996 (and64_operand): Delete.
1997 (and64_2_operand): Delete.
1998 (and_operand): Delete.
1999 (reg_or_mem_operand): Delete.
2000 (lwa_operand): Delete.
2001 (symbol_ref_operand): Delete.
2002 (call_operand): Delete.
2003 (current_file_function_operand): Delete.
2004 (input_operand): Delete.
2005 (rs6000_nonimmediate_operand): Delete.
2006 (rs6000_tls_symbol_ref): Delete.
2007 (save_world_operation): Delete.
2008 (restore_world_operation): Delete.
2009 (load_multiple_operation): Delete.
2010 (store_multiple_operation): Delete.
2011 (vrsave_operation): Delete.
2012 (mfcr_operation): Delete.
2013 (mtcrf_operation): Delete.
2014 (lmw_operation): Delete.
2015 (stmw_operation): Delete.
2016 (branch_comparison_operator): Delete.
2017 (branch_positive_comparison_operator): Delete.
2018 (scc_comparison_operator): Delete.
2019 (trap_comparison_operator): Delete.
2020 (boolean_operator): Delete.
2021 (boolean_or_operator): Delete.
2022 (min_max_operator): Delete.
2023 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2024 (EASY_VECTOR_15): Moved to here.
2025 (EASY_VECTOR_15_ADD_SELF): Move to here.
2026 (PREDICATE_CODES): Delete.
2027 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2028 Declare functions no longer static.
2029 * config/rs6000/predicates.md: New.
2030 * config/rs6000/rs6000.md: Include predicates.md
2032 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2034 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2035 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2037 * cfgrtl.c (need_fake_edge_p): Likewise.
2038 * combine.c (distribute_notes): Likewise.
2039 * emit-rtl.c (try_split): Likewise.
2040 * recog.c (peephole2_opimize): Likewise.
2041 * reg-notes.def (ALWAYS_RETURN): Remove.
2042 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2043 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2044 * tree.h (ECF_ALWAYS_RETURN): Remove.
2046 2005-02-28 Roger Sayle <roger@eyesopen.com>
2049 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2050 between different machine modes is never a "useless" conversion.
2052 2005-02-28 Geert Bosch <bosch@gnat.com>
2055 * doc/contrib.texi: List contributors for Ada front end
2057 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2059 * simplify-rtx.c (simplify_unary_operation_1,
2060 simplify_const_unary_operation): New, extracted from...
2061 (simplify_unary_operation): ... this one.
2062 (simplify_binary_operation_1,
2063 simplify_const_binary_operation): New, extracted from...
2064 (simplify_binary_operation): ... this one.
2065 * rtl.h (simplify_const_unary_operation,
2066 simplify_const_binary_operation): Add prototypes.
2068 2005-02-28 Julian Brown <julian@codesourcery.com>
2070 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2071 building libjava and caused PR regression/20228.
2073 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2076 * Makefile.in (host_subdir): New.
2077 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2078 * configure: Regenerate.
2080 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2082 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2083 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2084 installation directory first.
2086 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2089 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2090 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2091 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2092 * config/cris/cris.md: Tweak comments referring to Q.
2093 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2094 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2095 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2096 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2097 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2098 Insert spaces in constraints to align alternatives vertically for
2100 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2103 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2105 PR rtl-optimization/17728
2106 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2107 operand 0 from general_operand to move_dest_operand.
2109 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2111 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2112 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2113 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2114 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2116 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2118 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2119 * configure: Regenerate.
2120 * libada-mk.in: Remove CC; rename
2121 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2123 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2126 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2127 for the lhs, also walk over the tree. Likewise for rhs.
2129 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2131 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2132 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2133 Do not propagate value of iv before increment over the increment.
2135 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2137 * c-parser.c: New file.
2138 * c-parse.in: Remove.
2139 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2141 (c-parser.o): Add dependencies.
2142 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2143 maintainer-clean, TAGS): Update.
2144 * c-config-lang.in (gtfiles): Update.
2145 * gengtype-lex.l: Don't handle "@@".
2146 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2147 objc_build_synchronized, objc_begin_try_stmt,
2148 objc_begin_catch_clause, objc_finish_catch_clause,
2149 objc_build_finally_clause, objc_finish_try_stmt): New.
2150 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2152 (c_parse_init): Update comment.
2153 * c-decl.c (c_init_decl_processing): Update comment.
2154 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2155 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2156 new c_declspecs members.
2158 2005-02-25 Julian Brown <julian@codesourcery.com>
2160 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2161 from being used for symbols with vague linkage when
2162 HAVE_GAS_COMDAT_GROUP is true.
2164 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2166 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2168 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2171 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2172 (LIBGCC2_HAS_DF_MODE): New.
2173 (LIBGCC2_HAS_XF_MODE): New.
2174 (LIBGCC2_HAS_TF_MODE): New.
2175 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2176 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2177 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2178 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2179 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2180 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2181 and add _fixtfdi, _fixunstfdi, _floatditf
2182 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2183 L_fixunstfdi, L_floatditf.
2184 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2185 (LIBGCC2_HAS_TF_MODE): Define.
2187 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2189 PR tree-optimization/20204
2190 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2191 REWRITE_THIS_STMT markers on PHI nodes.
2192 (rewrite_initialize_block): Likewise.
2194 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2196 * version.c (version_string): Update to 4.1.
2198 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2200 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2201 Clarify that the alternative way doesn't work in GNU C++.
2203 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2205 PR tree-optimization/19937
2206 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2207 to the type of the induction variable.
2209 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2211 PR rtl-optimization/20117
2212 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2213 the block including noncopyable insn.
2215 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2217 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2218 calls to find_reg_note.
2220 2005-02-24 Richard Henderson <rth@redhat.com>
2223 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2226 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2228 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2229 vector types if to use base reg for misaligned non-word ld/std.
2231 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2234 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2235 dwarf2 label manually and put it after, not before the prologue.
2237 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2240 * reload.c (operands_match_p): Only increment register number for
2241 SCALAR_INT_MODE_P modes in multiple hard registers.
2243 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2246 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2248 * ChangeLog.5: Fix log message typo(s).
2249 * ChangeLog.7: Likewise.
2250 * ChangeLog.tree-ssa: Likewise.
2251 * cfgexpand.c: Fix comment typo(s).
2252 * conflict.c: Likewise.
2253 * defaults.h: Likewise.
2254 * dwarf2out.c: Likewise.
2256 * ggc-page.c: Likewise.
2257 * tree-eh.c: Likewise.
2258 * tree-ssa-dom.c: Likewise.
2260 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2263 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2264 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2265 if SHARED is defined.
2268 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2269 allow splitting only if operands 0 and 3 don't overlap.
2271 2005-02-24 Richard Henderson <rth@redhat.com>
2274 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2275 (fold_builtin_1): Call them.
2276 * fold-const.c (fold_complex_mult_parts): Split out from ...
2277 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2278 (fold_complex_div_parts, fold_complex_div): New.
2280 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2282 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2284 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2285 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2287 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2288 (print_node): Likewise.
2289 Print TYPE_SIZES_GIMPLIFIED.
2291 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2293 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2294 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2295 operands as commutative in constraints.
2297 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2299 * tree-into-ssa.c: Re-organize internal functions.
2301 2005-02-24 Richard Henderson <rth@redhat.com>
2304 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2306 * common.opt (fcx-limited-range): New.
2307 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2308 * toplev.c (flag_complex_method): Initialize to 1.
2309 (process_options): Set flag_complex_method to 0 if
2310 flag_cx_limited_range.
2311 * doc/invoke.texi (-fcx-limited-range): New.
2313 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2315 * cse.c (delete_trivially_dead_insns): Speed up by using
2316 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2319 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2321 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2322 functions when -mid-shared-library is being used.
2324 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2326 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2327 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2328 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2329 * system.h: Poison LINK_LIBGCC_SPECIAL.
2331 2005-02-23 James E Wilson <wilson@specifixinc.com>
2333 * gengtype.c (note_insn_name): Make 1 element larger.
2335 2005-02-23 Roger Sayle <roger@eyesopen.com>
2338 PR rtl-optimization/20097
2339 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2340 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2342 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2344 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2345 * t-aix52 (SHLIB_INSTALL): Same.
2347 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2349 * genpreds.c: Update copyright.
2351 2005-02-23 Michael Beach <michaelb@ieee.org>
2354 * config/sparc/t-elf (startup files): Assemble with CPP.
2356 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2358 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2359 (write_predicate_expr): Likewise.
2361 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2363 PR tree-optimization/20100
2364 PR tree-optimization/20115
2365 * tree-optimize.c (init_tree_optimization_passes): Remove
2366 pass_maybe_create_global_var.
2367 * tree-pass.h (pass_maybe_create_global_var): Remove.
2368 * tree-ssa-alias.c (aliases_computed_p): Declare.
2369 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2370 (count_calls_and_maybe_create_global_var): Remove.
2371 (pass_maybe_create_global_var): Remove.
2372 (init_alias_info): Do not declare aliases_computed_p.
2373 (maybe_create_global_var): If the function contains no
2374 call-clobbered variables and a mix of pure/const and regular
2375 function calls, create .GLOBAL_VAR.
2376 Mark all call-clobbered variables for renaming.
2377 (merge_pointed_to_info): Update comment.
2378 (add_pointed_to_var): Likewise.
2379 (is_escape_site): Likewise.
2380 Accept struct alias_info * instead of size_t *.
2382 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2384 * tree-ssa-operands.c (get_call_expr_operands): If
2385 ALIASES_COMPUTED_P is false, do not add call-clobbering
2387 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2388 (delete_tree_ssa): Likewise.
2390 2005-02-22 James E Wilson <wilson@specifixinc.com>
2392 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2393 (do_compile): Do call it here.
2395 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2397 PR rtl-optimization/20017.
2398 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2399 rest_of_handle_cse2, rest_of_handle_gcse): Call
2400 delete_dead_jumptables immediately before calling cleanup_cfg.
2402 2005-02-22 Devang Patel <dpatel@apple.com>
2405 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2408 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2410 * config/rs6000/aix.h (WINT_TYPE): Define.
2412 2005-02-22 Stan Shebs <shebs@apple.com>
2414 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2415 natural alignment for 64-bit Darwin.
2416 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2418 * doc/invoke.texi: Document this.
2420 2005-02-22 DJ Delorie <dj@redhat.com>
2422 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2423 to make_[un]signed_type, not the mode itself.
2425 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2427 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2428 not available. Use tail calls wherever possible.
2429 (make_edge): Call unchecked_make_edge to create an edge.
2431 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2432 (coalesce_ssa_name): Don't check for
2433 SSANORM_USE_COALESCE_LIST.
2434 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2436 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2438 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2439 (rewrite_into_ssa): ... here.
2441 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2443 PR tree-optimization/19786
2444 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2445 tag to another's may-alias bitmap when adding to the other's list.
2447 2005-02-21 DJ Delorie <dj@redhat.com>
2449 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2450 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2451 registers in unsupported ways.
2452 * expmed.c (init_expmed): Likewise.
2454 2005-02-21 Stan Cox <scox@redhat.com>
2456 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2458 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2460 * tree-cfg.c (fold_cond_expr_cond): New.
2461 (make_edges): Call fold_cond_expr_cond.
2462 (find_taken_edge): Accept nothing but INTEGER_CST.
2463 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2465 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2467 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2468 that do not belong to any basic block.
2470 2005-02-21 Jeff Law <law@redhat.com>
2472 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2475 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2477 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2478 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2479 Adjust their definitions.
2480 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2481 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2483 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2484 genautomata.c, langhooks.c, langhooks.h, system.h,
2485 config/arm/lib1funcs.asm: Update copyright.
2487 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2489 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2491 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2494 * doc/install.texi: Document --with-gc.
2496 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2498 * simplify-rtx.c (simplify_unary_operation): Add a missing
2501 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2503 PR tree-optimization/18663
2504 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2505 if the type has variable bounds.
2507 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2509 * gcse.c: Remove an obsolete comment.
2511 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2513 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2515 * doc/extend.texi (Function Attributes) <Attribute const>: The
2516 attribute "pure" is below this text, not above.
2518 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2520 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2521 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2522 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2524 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2527 * langhooks.h (struct lang_hooks): Add to_target_charset.
2528 * langhooks.c (lhd_to_target_charset): New function.
2529 * langhooks-def.h: Declare lhd_to_target_charset.
2530 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2531 (LANG_HOOKS_INITIALIZER): Update.
2532 * c-common.c (c_common_to_target_charset): New function.
2533 * c-common.h: Declare it.
2534 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2535 c_common_to_target_charset.
2537 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2538 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2540 * system.h: Poison them.
2541 * doc/tm.texi: Don't discuss them.
2542 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2543 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2544 (pp_c_char): Do not attempt to generate letter escapes for
2546 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2547 * config/mips/mips.c (mips_output_ascii): Likewise.
2549 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2551 PR tree-optimization/19951
2552 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2555 2005-02-19 Steven Bosscher <stevenb@suse.de>
2558 * function.h (struct function): New field `max_loop_depth'.
2559 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2560 (flow_loops_find): Reset the max loop depth count before finding loops.
2561 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2562 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2563 (calculate_global_regs_live): Make sure the loop will terminate
2564 when the initial sets are not empty.
2566 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2568 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2570 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2572 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2575 * doc/invoke.texi: Remove documentation of %M spec.
2577 (init_spec): Remove %M suffix from -lgcc_s.
2578 (do_spec_1): Remove 'M' case.
2579 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2580 to put shared libraries in the multilib directory. Remove the
2581 shlib_so_soname substitution variable. Don't add a multilib encoding
2582 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2583 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2584 SHLIB_INSTALL as well as SHLIB_LINK.
2585 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2586 (SHLIB_NAME): Delete.
2587 (SHLIB_DIR): New macro.
2588 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2589 (SHLIB_INSTALL): Adjust accordingly.
2590 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2591 * config/t-slibgcc-sld: Likewise.
2592 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2593 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2594 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2596 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2597 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2598 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2599 Use @shlib_base_name@ instead of @shlib_so_name@.
2600 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2601 and @shlib_base_name@.so in @multilib_dir@.
2602 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2603 to the install path.
2604 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2605 (SHLIB_LINK): Remove previous workaround.
2606 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2607 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2608 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2610 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2611 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2612 (SHLIB_INSTALL): Adjust accordingly.
2613 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2614 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2615 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2616 config/t-slibgcc-elf-ver.
2618 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2619 Jakub Jelinek <jakub@redhat.com>
2621 PR tree-optimization/19828
2622 * tree-ssa-loop-im.c: Add a TODO comment.
2623 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2624 without side-effects.
2626 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2628 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2631 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2633 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2634 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2635 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2637 (ia64_reorg): Delete fixup_errata call.
2638 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2639 (TARGET_SWITCHES): Delete -mb-step entry.
2641 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2644 * c-typeck.c (composite_type): Handle quals in transparent unions.
2645 (type_lists_compatible_p): Likewise.
2647 2005-02-18 Stan Shebs <shebs@apple.com>
2649 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2650 expressions in the .literal8 section.
2652 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2654 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2656 2005-02-18 Roger Sayle <roger@eyesopen.com>
2658 * fold-const.c (constant_boolean_node): Always create values of the
2659 specified type, don't bother calling truthvalue_conversion.
2661 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2663 * except.c (output_function_exception_table): Call
2664 assemble_external_libcall (eh_personality_libfunc).
2666 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2669 * config/ia64/ia64.h (struct machine_function): Add state_num.
2670 * config/ia64/ia64.c (process_epilogue,
2671 process_for_unwind_directive): Use new unwind state numbers each
2672 time rather than state 1.
2674 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2677 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2678 before the "*llgt_didi" pattern.
2680 2005-02-18 Jason Merrill <jason@redhat.com>
2682 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2684 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2686 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2687 (div0): Use it in place of ARM_FUNC_ALIAS.
2688 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2690 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2693 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2694 access, the lower bound of the array type if it exists.
2696 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2699 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2700 cases that are out-of-range for the index type.
2702 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2704 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2705 (estimate_case_costs): Don't call convert.
2706 * expmed.c (expand_shift): Likewise.
2707 (make_tree): Call fold_convert instead of convert.
2709 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2712 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2713 that ref to be marked MEM_READONLY_P doesn't have base that needs
2716 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2718 * genautomata.c (output_get_cpu_unit_code_func,
2719 output_cpu_unit_reservation_p): Don't generate old-style function
2722 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2725 PR tree-optimization/20009
2726 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2728 PR tree-optimization/18947
2729 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2730 inline, remove all nodes that are inlined into the extern inline
2733 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2735 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2736 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2737 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2738 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2741 2005-02-17 Roger Sayle <roger@eyesopen.com>
2743 PR tree-optimization/19917
2744 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2745 to be potentially trapping.
2747 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2749 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2751 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2753 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2754 tem becomes a local variable which is set to the value of the
2755 back end defined INITIAL_FRAME_ADDRESS macro.
2756 (expand_builtin_frame_address): Omit the base parameter to
2757 expand_builtin_return_addr.
2758 (expand_builtin_profile_func): Likewise.
2759 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2760 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2761 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2763 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2765 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2766 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2767 * config/frv/frv.c (frv_function_epilogue): Likewise.
2769 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2771 * lambda-code (perfect_nestify): Remove mark/unmark
2773 * tree-loop-linear.c (linear_transform_loops): Add
2774 rewrite_into_ssa call so that ssa is correct for
2775 rewriting into loop closed.
2777 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2779 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2780 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2782 * bt-load.c (btr_def_live_range, combine_btr_defs,
2783 migrate_btr_def, migrate_btr_defs): Likewise.
2784 * cfgcleanup.c (thread_jump): Likewise.
2785 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2786 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2787 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2788 df_rd_local_compute, df_reg_info_compute): Likewise.
2789 * dominance.c (init_dom_info, free_dom_info): Likewise.
2790 * flow.c (init_propagate_block_info,
2791 free_propagate_block_info): Likewise.
2792 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2793 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2794 modify_reg_pav): Likewise.
2795 * loop-invariant.c (find_defs, find_invariant_insn,
2796 find_invariants, free_inv_motion_data): Likewise.
2797 * predict.c (tree_predict_by_opcode,
2798 estimate_bb_frequencies): Likewise.
2799 * stmt.c (expand_case): Likewise.
2800 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2801 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2802 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2803 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2804 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2805 rewrite_ssa_into_ssa): Likewise.
2806 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2807 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2808 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2809 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2810 * tree-sra.c (tree_sra): Likewise.
2811 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2812 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2813 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2814 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2815 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2816 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2818 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2819 calculate_live_on_entry, calculate_live_on_exit,
2820 build_tree_conflict_graph): Likewise.
2821 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2822 record_important_candidates, set_use_iv_cost, find_depends,
2823 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2824 tree_ssa_iv_optimize_finalize): Likewise.
2825 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2826 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2827 tree_duplicate_loop_to_header_edge): Likewise.
2828 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2829 * tree-ssa.c (verify_flow_insensitive_alias_info,
2830 verify_name_tags, verify_ssa, init_tree_ssa,
2831 delete_tree_ssa): Likewise.
2832 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2833 fini_ssanames): Likewise.
2834 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2836 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2838 * config/rs6000/t-rtems: Completely reworked.
2840 2005-02-17 Ira Rosen <irar@il.ibm.com>
2842 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2844 2005-02-17 Ira Rosen <irar@il.ibm.com>
2846 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2847 POINTER_TYPE_P when checking that type is a pointer.
2848 (vect_get_memtag): Remove.
2849 (vect_address_analysis): Use POINTER_TYPE_P. Call
2850 vect_object_analysis with dummy parameter for memtag.
2851 (vect_object_analysis): Extract memtag (functionality that
2852 used to be in vect_get_memtag and moved here). Fix printings.
2853 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2854 with correct parameters. Remove call to vect_get_memtag.
2856 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2858 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2859 (tree-vectorizer.o): Added missing dependencies.
2861 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2863 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2864 declaration in tree-vectorizer.c, now has an extern declaration in
2866 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2867 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2868 get_vectype_for_scalar_type, vect_is_simple_use,
2869 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2870 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2871 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2872 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2873 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2874 find_loop_location): Likewise.
2876 * tree-vectorizer.c (langhooks.h): #include removed.
2877 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2878 moved to tree-vectorized.h.
2879 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2880 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2881 get_vectype_for_scalar_type, vect_is_simple_use,
2882 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2883 vect_supportable_dr_alignment, new_loop_vec_info,
2884 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2885 vect_set_verbosity_level, find_loop_location): Likewise.
2887 (vect_analyze_loop): Function externalized. Declaration moved to
2888 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2889 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2890 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2891 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2892 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2893 vect_enhance_data_refs_alignment, vect_analyze_operations,
2894 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2895 vect_stmt_relevant_p, vect_get_loop_niters,
2896 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2897 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2898 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2899 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2900 vect_get_memtag): Likewise.
2902 (vectorizable_load): Function externalized. Declaration moved to
2903 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2904 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2905 vect_transform_loop): Likewise.
2906 (vect_transform_stmt): Moved to tree-vect-transform.c.
2907 (vect_align_data_ref, vect_create_destination_var,
2908 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2909 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2910 vect_get_vec_def_for_operand, vect_init_vector,
2911 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2912 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2913 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2914 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2915 vect_do_peeling_for_loop_bound): Likewise.
2917 * tree-vect-analyze.c: New file.
2918 * tree-vect-transform.c: New file.
2920 2005-02-17 Jason Merrill <jason@redhat.com>
2922 PR mudflap/19319, c++/19317
2923 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2926 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2928 * doc/install.texi (Specific): Update link for Darwin-specific
2931 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2933 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2934 constant_boolean_node.
2936 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2939 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2940 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2942 2005-02-16 Richard Henderson <rth@redhat.com>
2945 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2947 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2948 replace uses with Wtype_MAXp1_F.
2949 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2950 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2951 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2952 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2953 and HAVE_TFMODE as appropriate.
2954 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2955 (__floatdisf): Likewise.
2956 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2957 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2958 (Wtype_MAXp1_F): New.
2959 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2960 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2962 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2965 * arm.c (arm_apply_result_size): New function.
2966 * arm.h (APPLY_RESULT_SIZE): Define.
2967 * arm-protos.h (arm_apply_result_size): Add prototype.
2968 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2969 (movxf): New expand.
2970 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2971 (call_value_symbol): Remove predicate for operand 0.
2972 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2973 (untyped_call): Rework to correclty return values for any type.
2974 (untyped_return): New expand.
2975 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2977 2005-02-16 Stan Shebs <shebs@apple.com>
2979 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2980 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2982 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2984 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2985 configure settings on Solaris 7 and later.
2987 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2989 PR tree-optimization/19865
2990 * tree-optimize.c (init_tree_optimization_passes): Run
2991 pass_may_alias after pass_sra.
2993 2005-02-16 Richard Henderson <rth@redhat.com>
2994 Stuart Hastings <stuart@apple.com>
2997 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2998 Do nothing if debug info suppressed for this function.
2999 (dbxout_begin_function): Early exit if debug info suppressed for
3002 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3005 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3007 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3009 PR tree-optimization/19967
3010 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3011 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3012 argument TYPE. Adjust calls to fold_builtin_XXX.
3013 (expand_builtin, fold_builtin_1): Adjust calls to
3015 (fold_builtin_strchr, fold_builtin_strpbrk,
3016 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3017 result to a requested type TYPE.
3019 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3022 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3023 (T)x & (T)cst if (T)cst overflows.
3024 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3025 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3027 2005-02-15 Jeff Law <law@redhat.com>
3029 * gcse.c (blocks_with_calls): New bitmap.
3030 (alloc_gcse_mem): Allocate it.
3031 (free_gcse_mem): Free it.
3032 (clear_modifY_mem_tables): Clear it.
3033 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3034 when we encounter CALL_INSNs.
3035 (compute_transp, case MEM): Handle blocks with calls separate
3036 from blocks without calls. Use bitmap iterators rather than
3039 2005-02-15 Peter O'Gorman <peter@pogma.com>
3042 * mklibgcc.in (vis_hide): Use a temporary object file, not
3045 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3048 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3049 access optimization.
3051 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3052 Alan Modra <amodra@bigpond.net.au>
3055 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3056 (_xlqsub): Rename to __gcc_qsub.
3057 (_xlqmul): Rename to __gcc_qmul.
3058 (_xlqdiv): Rename to __gcc_qdiv.
3059 Provide versioned symbol aliases with old names.
3060 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3061 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3062 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3063 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3064 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3066 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3068 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3069 Fold ~(A - 1) and ~(A + -1) to -A.
3071 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3075 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3076 config/pa/pa-host.c:pa_gt_pch_use_address.
3078 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3080 * tree-vn.c (get_value_handle): Make sure that given an
3081 is_gimple_min_invariant expression, we always return it.
3083 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3085 * passes.c (rest_of_handle_gcse): Fix a comment.
3087 2005-02-15 Jeff Law <law@redhat.com>
3089 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3091 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3092 (canon_list_insert, record_last_mem_set_info): Similarly.
3093 (clear_modify_mem_tables): Similarly.
3095 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3097 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3098 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3099 config/mips/mips.md, config/rs6000/aix.h,
3100 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3102 2005-02-15 Richard Henderson <rth@redhat.com>
3104 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3105 call to be best_edge.
3107 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3109 * basic-block.h: Adjust the prototype for find_basic_blocks.
3110 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3111 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3114 * flow.c (recompute_reg_usage): Remove all arguments.
3115 * passes.c (rest_of_compilation): Adjust the call to
3116 recompute_reg_usage.
3117 * rtl.h: Adjust the prototype for recompute_reg_usage.
3119 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3121 * tree-dump.c (dump_files): Update to reflect new member
3123 (dump_register): Add new argument.
3125 (dump_switch_p_1): Check against glob name if doglob was passed.
3126 (dump_switch_p): Check against regular first, then glob if
3127 we didn't have any hits on the dump name.
3128 * tree-optimize.c (register_one_dump_file):
3129 Pass in glob name as well.
3130 * tree-pass.h (struct dump_file_info): Add glob
3133 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3135 PR preprocessor/16323
3136 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3138 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3141 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3142 (trunctfdf2_internal1): New.
3143 (trunctfdf2_internal2): Renamed from trunctfdf2.
3145 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3147 PR tree-optimization/19853
3148 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3150 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3152 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3153 delete_dead_jumptables and cleanup_cfg.
3155 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3157 * reload.c (find_reloads): Swap address_reloaded flags when
3158 swapping commutative operands.
3160 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3162 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3163 Use standard_iv_increment_position for computing the bsi position
3165 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3168 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3171 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3172 life range of hard registers.
3173 * value-prof.c (insn_prefetch_values_to_profile): Only
3176 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3177 profile in libcalls.
3179 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3181 * bitmap.h (bitmap_and_compl_into): Return bool.
3182 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3184 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3186 PR tree-optimization/19944
3187 * fold-const.c (fold): Re-add ABS_EXPR folding.
3189 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3192 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3193 {TARGET,MASK}_XL_COMPAT.
3194 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3196 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3197 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3199 (rs6000_arg_partial_bytes): Same.
3200 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3201 and XL compatibility enabled.
3202 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3203 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3204 test to final condition.
3205 (cmptf_internal2): New.
3206 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3207 xl-compat. Add TFmode information to description.
3209 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3211 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3213 2005-02-13 Jason Merrill <jason@redhat.com>
3216 * fold-const.c (fold_indirect_ref_1): Split out from...
3217 (build_fold_indirect_ref): Here.
3218 (fold_indirect_ref): New fn.
3219 * tree.h: Declare it.
3220 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3221 (gimplify_modify_expr_rhs): Likewise.
3222 (gimplify_expr): Likewise.
3224 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3226 PR tree-optimization/14303
3227 PR tree-optimization/15784
3228 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3229 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3230 ABS_EXPR<x> != 0 to x != 0.
3232 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3234 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3235 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3236 spelling conventions.
3238 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3239 delete_trivially_dead_insns too many times.
3241 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3244 2005-02-12 Ira Rosen <irar@il.ibm.com>
3246 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3247 (vect_is_simple_iv_evolution): Remove redundant parameter
3249 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3250 without last parameter.
3251 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3252 Return pointer step. Call vect_is_simple_iv_evolution without
3253 last parameter. Check only that the step is multiple of size
3254 type. Remove stmt_vinfo updates.
3255 (vect_get_memtag_and_dr): Remove.
3256 (vect_get_memtag): New function.
3257 (vect_address_analysis): New function.
3258 (vect_object_analysis): New function.
3259 (vect_analyze_data_refs): Call vect_object_analysis and
3260 vect_get_memtag. Update stmt_vinfo fields.
3262 2005-02-12 Ira Rosen <irar@il.ibm.com>
3264 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3265 exist and are objects. Remove checks for pointer.
3266 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3267 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3268 (vect_create_data_ref_ptr): Likewise.
3269 (vect_base_addr_differ_p): New function.
3270 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3271 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3272 Don't set the DR_BASE_NAME field of data-ref.
3273 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3275 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3277 * optabs.h (enum optab_index): Add new OTI_ldexp.
3278 (ldexp_optab): Define corresponding macro.
3279 * optabs.c (init_optabs): Initialize ldexp_optab.
3280 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3282 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3284 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3285 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3287 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3288 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3291 2005-02-12 Ira Rosen <irar@il.ibm.com>
3293 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3295 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3297 (vect_get_base_and_offset): Always return an address.
3298 (vect_create_addr_base_for_vector_ref): Remove treatment for
3299 different data reference types.
3300 (vect_compute_data_ref_alignment): Rename base to base_address in
3301 stmt_vec_info. Get the object in order to force its alignment.
3302 (vect_get_memtag_and_dr): Rename base to base_address in
3303 stmt_vec_info. Extract the object for memtag analysis.
3305 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3307 PR regression/19898.
3308 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3309 changes cc_status, use apply modified_in_p to part of cc_status
3310 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3313 2005-02-11 Richard Henderson <rth@redhat.com>
3315 * tree-complex.c (expand_complex_libcall): New.
3316 (expand_complex_multiplication): Use it for c99 compliance.
3317 (expand_complex_division): Likewise.
3318 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3320 * builtins.c (built_in_names): Remove const.
3321 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3323 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3324 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3325 (built_in_names): Remove const.
3326 * c-common.c (c_common_type_for_mode): Handle complex modes.
3327 * flags.h, toplev.c (flag_complex_method): Rename from
3328 flag_complex_divide_method.
3329 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3330 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3331 * libgcc2.h: Declare them.
3332 * libgcc-std.ver: Export them.
3333 * mklibgcc.in (lib2funcs): Build them.
3335 2005-02-11 Steven Bosscher <stevenb@suse.de>
3337 PR tree-optimization/19876
3338 Partially revert my change from 2005-01-14
3339 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3340 (compute_antic): ...and remove the loop here.
3342 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3345 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3346 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3348 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3349 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3351 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3353 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3354 offsets for the big-endian 32-bit case.
3356 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3358 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3360 2005-02-11 Dale Johannesen <dalej@apple.com>
3362 * cselib.c (cselib_process_insn): Clear out regs where
3363 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3364 * reload.c (find_equiv_reg): Ditto.
3366 2005-02-11 Ian Lance Taylor <ian@airs.com>
3368 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3371 * tree.c (build_function_type_list): Work correctly if there are
3374 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3376 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3377 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3378 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3379 TARGET_ZARCH instead of TARGET_64BIT.
3381 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3383 * config/rs6000/t-rtems:
3384 (MULTILIB_OPTIONS): Remove mcpu=602.
3385 (MUTLILIB_DIRNAMES): Remove m602.
3386 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3387 Let mcpu=602 match mcpu=603.
3388 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3390 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3392 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3395 2005-02-10 David Daney <ddaney@avtrex.com>
3397 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3398 * config/i386/linux-unwind.h: Likewise.
3399 * config/ia64/linux-unwind.h: Likewise.
3400 * config/mips/linux-unwind.h: Likewise.
3401 * config/pa/linux-unwind.h: Likewise.
3402 * config/rs6000/linux-unwind.h: Likewise.
3403 * config/s390/linux-unwind.h: Likewise.
3404 * config/sh/linux-unwind.h: Likewise.
3405 * config/sparc/linux-unwind.h: Likewise.
3407 2005-02-10 Steven Bosscher <stevenb@suse.de>
3409 PR tree-optimization/17549
3410 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3411 TER to replace a DEF with its expression if the DEF and the
3412 rhs of the expression we replace into have the same root
3415 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3417 * config/mips/mips.md: Fix the placement of the match_scratch in the
3420 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3422 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3425 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3427 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3428 (strip_offset): Handle addresses.
3429 (add_address_candidates): Use strip_offset.
3430 (difference_cost): Reflect strip_offset change.
3431 (force_var_cost, difference_cost): Strip nops.
3433 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3435 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3437 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3438 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3439 config/cris/cris-protos.h, config/cris/cris.c: Update
3442 2005-02-10 Jeff Law <law@redhat.com>
3444 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3445 (lookup_avail_expr): Similarly.
3447 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3449 * builtins.c (fold_builtin_powi): New function.
3450 (fold_builtin_1): Call it.
3452 2005-02-10 Steven Bosscher <stevenb@suse.de>
3454 PR documentation/19309
3455 * doc/cpp.texi: The __GNUC__ and related predefined macros
3456 are also defined for the "standalone" cpp.
3457 Some non-GCC compilers may also define __GNUC__.
3459 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3462 * c-typeck.c (common_type): New routine. Old common_type renamed
3464 (c_common_type): ...this.
3465 (build_conditional_expr, build_binary_op): Use c_common_type instead
3468 2005-02-10 Steven Bosscher <stevenb@suse.de>
3470 * doc/md.texi: Replace @samp{length} with @code{length}.
3472 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3474 PR tree-optimization/18687
3475 * tree-flow.h (find_loop_niter): Declare.
3476 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3477 Try using scev even for loops with more than one exit.
3478 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3479 (struct ivopts_data): Added niters field.
3480 (struct nfe_cache_elt): New.
3481 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3483 (tree_ssa_iv_optimize_init): Initialize niters cache.
3484 (determine_number_of_iterations): Removed.
3485 (find_induction_variables): Do not call determine_number_of_iterations.
3486 Access niters for single exit through niter_for_single_dom_exit.
3487 (add_iv_outer_candidates): Access niters for single exit through
3488 niter_for_single_dom_exit.
3489 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3490 number_of_iterations_cond.
3491 (iv_period): New function.
3492 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3493 (may_replace_final_value): Take data argument. Use
3494 niter_for_single_dom_exit.
3495 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3496 (rewrite_use_compare): Pass data to may_eliminate_iv.
3497 (rewrite_use_outer): Pass data to may_replace_final_value.
3498 (free_loop_data): Clean up the niters cache.
3499 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3500 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3501 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3502 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3503 (num_ending_zeros): Moved to tree.c.
3504 * tree.h (num_ending_zeros): Declare.
3505 * tree.c (num_ending_zeros): Moved from tree.c.
3507 2005-02-09 Richard Henderson <rth@redhat.com>
3509 * builtins.c (DEF_BUILTIN): Add COND argument.
3510 * tree.h (DEF_BUILTIN): Likewise.
3511 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3512 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3514 (DEF_BUILTIN_STUB): New.
3515 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3516 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3517 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3518 * c-common.c (DEF_BUILTIN): Add COND argument.
3519 * tree.c (local_define_builtin): New.
3520 (build_common_builtin_nodes): New.
3522 2005-02-09 Roger Sayle <roger@eyesopen.com>
3524 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3525 floating point expression ignoring the sign of the result.
3526 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3527 (fold) <MULT_EXPR>: Use it to simplify x*x.
3528 * tree.h (fold_strip_sign_ops): Prototype here.
3529 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3530 argument. Use fold_strip_sign_ops to simplify the first argument.
3531 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3532 first argument when the second argument is an even integer
3533 constant, but only with -funsafe_math_optimizations.
3534 (fold_builtin_1): Update call to fold_builtin_copysign.
3536 2005-02-09 Ian Lance Taylor <ian@airs.com>
3539 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3540 just check whether EH_FILTER_FAILURE falls through.
3542 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3544 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3545 insns return to ready list in the next turn.
3547 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3550 * builtins.def: New __builtin_powi[lf].
3551 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3552 (expand_builtin_powi): New function.
3553 (expand_builtin): Dispatch to expand_builtin_powi.
3554 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3555 * libgcc2.c: Add __builtin_powi[lf] implementation.
3556 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3557 * optabs.h: Add powi_optab.
3558 * optabs.c (init_optabs): Initialize powi_optab.
3559 * doc/extend.texi: Document __builtin_powi[lf].
3561 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3563 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3566 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3569 * fold-const.c (try_move_mult_to_index): Remove redundant
3570 type argument. Create ADDR_EXPR with correct type.
3571 (fold): Update callers of try_move_mult_to_index. Convert
3572 result to the appropriate type.
3574 2005-02-09 Roger Sayle <roger@eyesopen.com>
3577 * config/avr/avr.c (default_rtx_costs): Delete.
3578 (avr_operand_rtx_cost): New function.
3579 (avr_rtx_costs): Completely rewrite.
3581 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3584 * config/cris/cris.c (in_code): New variable.
3585 (cris_output_addr_const): Now a static function, a wrapper for
3587 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3588 case from old cris_output_addr_const.
3589 (cris_asm_output_label_ref): Similar for LABEL_REF.
3590 (cris_output_addr_const_extra): Similar for UNSPEC.
3591 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3592 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3593 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3595 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3596 (cris_asm_output_label_ref): Declare.
3598 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3600 PR preprocessor/19801
3601 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3602 filenames that changed when libcpp was moved to the toplevel.
3604 2005-02-07 Roger Sayle <roger@eyesopen.com>
3606 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3607 zero extensions of BImode operands. Call lowpart_subreg instead
3608 of gen_lowpart_common and gen_lowpart_SUBREG.
3610 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3613 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3614 * configure.ac: Set cc_for_cross_gnattools.
3615 * configure: Regenerate.
3617 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3620 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3622 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3625 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3626 of nested functions.
3628 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3630 * doc/extend.texi: Document deprecated extensions allowing
3631 static floating-point members to have initializers and allowing
3632 floating-point literals in integral constant expressions.
3634 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3636 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3637 config/darwin7.h, config/mips/mips.c,
3638 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3641 * cse.c: Update comments.
3643 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3646 * builtins.c (fold_builtin_sqrt): Transform
3647 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3650 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3651 Dorit Naishlos <dorit@il.ibm.com>
3653 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3654 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3655 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3657 * tree.h (vect_set_verbosity_level): New extern function declaration
3659 * tree-vectorizer.h (verbosity_levels): New enum type.
3660 * tree-vectorizer.c (vect_debug_stats): Function removed.
3661 (vect_debug_details): Likewise.
3662 (vect_verbosity_level): Global variable was defined and initialized.
3663 (vect_dump): Global variable definition.
3664 (vect_print_dump_info): New function.
3665 (vect_set_dump_settings): New function.
3666 (vect_set_verbosity_level): New function.
3667 (vectorize_loops): Add call to vect_set_dump_settings.
3669 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3670 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3671 (slpeel_tree_peel_loop_to_edge): Likewise.
3673 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3674 appropriate verbosity level instead of call to vect_debug_details
3675 or vect_debug_stats.
3676 (vect_get_base_and_offset):
3677 (vect_create_addr_base_for_vector_ref):
3678 (get_vectype_for_scalar_type):
3679 (vect_create_data_ref_ptr):
3681 (vect_get_vec_def_for_operand):
3682 (vect_finish_stmt_generation):
3683 (vectorizable_assignment):
3684 (vectorizable_operation):
3685 (vectorizable_store):
3686 (vectorizable_load):
3687 (vect_transform_stmt):
3688 (vect_update_ivs_after_vectorizer):
3689 (vect_do_peeling_for_loop_bound):
3690 (vect_update_inits_of_drs):
3691 (vect_do_peeling_for_alignment):
3692 (vect_transform_loop):
3693 (vect_is_simple_use):
3694 (vect_analyze_operations):
3695 (vect_is_simple_iv_evolution):
3696 (vect_analyze_scalar_cycles):
3697 (vect_analyze_data_ref_dependence):
3698 (vect_analyze_data_ref_dependences):
3699 (vect_compute_data_ref_alignment):
3700 (vect_enhance_data_refs_alignment):
3701 (vect_analyze_data_refs_alignment):
3702 (vect_analyze_data_ref_access):
3703 (vect_analyze_data_ref_accesses):
3704 (vect_analyze_pointer_ref_access):
3705 (vect_get_memtag_and_dr):
3706 (vect_analyze_data_refs):
3707 (vect_mark_relevant):
3708 (vect_stmt_relevant_p):
3709 (vect_mark_stmts_to_be_vectorized):
3710 (vect_can_advance_ivs_p):
3711 (vect_get_loop_niters):
3712 (vect_analyze_loop_form):
3713 (vect_analyze_loop):
3714 (vectorize_loops): Likewise.
3716 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3717 (vect_update_inits_of_drs):
3718 (vect_do_peeling_for_alignment):
3719 (vect_transform_loop):
3720 (vect_analyze_operations):
3721 (vect_analyze_scalar_cycles):
3722 (vect_analyze_data_ref_dependences):
3723 (vect_analyze_data_refs_alignment):
3724 (vect_analyze_data_ref_accesses):
3725 (vect_analyze_data_refs):
3726 (vect_mark_stmts_to_be_vectorized):
3727 (vect_get_loop_niters):
3728 (vect_analyze_loop_form):
3729 (vect_analyze_loop): Likewise.
3730 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3732 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3736 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3737 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3738 either -ffast-math or -funsafe-math-optimizations is in use.
3740 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3741 * config/mips/irix-csr.c: New file.
3742 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3743 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3744 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3747 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3749 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3750 redundant, incorrect definitions.
3752 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3754 ("*tls_indirect_call"): New, reference hard regs directly.
3755 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3757 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3759 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3760 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3762 2005-02-06 Roger Sayle <roger@eyesopen.com>
3764 PR rtl-optimization/19800
3765 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3766 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3769 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3771 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3773 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3776 * doc/invoke.texi: Correct documentation of -freorder-functions.
3778 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3781 * doc/invoke.texi: Don't mention gccbug.
3783 2005-02-06 Roger Sayle <roger@eyesopen.com>
3784 Andrew Pinski <pinskia@physics.uc.edu>
3785 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3787 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3788 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3789 into just (zero_extract:SI FOO (const_int 1) BAR).
3791 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3793 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3794 macro locally. Don't give last revision date. Use GCC version
3795 number from gcc-common.texi.
3796 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3797 revision date. Use GCC version number from gcc-common.texi.
3798 Describe being a library as current state rather than as 3.x
3800 * doc/gcc.texi: Remove last update date.
3801 * doc/gccint.texi: Likewise. Update copyright dates.
3802 * doc/install.texi: Update copyright dates.
3804 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3807 * doc/invoke.texi: Mention for each option included in -Wall that
3808 it is included in -Wall.
3809 * doc/gcc.texi: Update copyright and last modification date.
3811 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3813 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3814 unnecessary cast to original induction variable increments.
3816 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3818 PR tree-optimization/18219
3819 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3820 in distributed form.
3822 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3824 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3825 Set bitpos and offset later in the function. Do nothing if the
3826 target is a register and if the bitfield lies completely outside
3828 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3829 here. Return an uninitialised register if the source value is stored
3830 in a register and the bitfield lies completely outside that register.
3832 2005-02-06 Steven Bosscher <stevenb@suse.de>
3834 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3837 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3839 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3841 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3843 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3844 * config/darwin8.h: New.
3845 * config/darwin7.h: Update comment.
3847 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3848 Dorit Naishlos <dorit@il.ibm.com>
3850 * tree-vectorizer.h (LOC): New type.
3851 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3852 (loop_line_number): New field in struct _loop_vec_info.
3853 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3855 * tree-vectorizer.c (input.h): Included.
3856 (find_loop_location): New function.
3857 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3858 loop line number removed.
3859 (vect_debug_details): Likewise.
3860 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3862 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3863 call to vect_debug_details/stats changed from loop to loop_loc.
3864 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3865 (slpeel_tree_peel_loop_to_edge): Likewise.
3867 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3868 changed from NULL to UNKNOWN_LOC.
3869 (vect_get_base_and_offset):
3870 (vect_create_addr_base_for_vector_ref):
3871 (get_vectype_for_scalar_type):
3872 (vect_create_data_ref_ptr):
3874 (vect_get_vec_def_for_operand):
3875 (vect_finish_stmt_generation):
3876 (vectorizable_assignment):
3877 (vectorizable_operation):
3878 (vectorizable_store):
3879 (vectorizable_load):
3880 (vect_transform_stmt):
3881 (vect_update_ivs_after_vectorizer):
3882 (vect_do_peeling_for_loop_bound):
3883 (vect_do_peeling_for_alignment):
3884 (vect_transform_loop):
3885 (vect_is_simple_use):
3886 (vect_analyze_operations):
3887 (vect_is_simple_iv_evolution):
3888 (vect_analyze_scalar_cycles):
3889 (vect_analyze_data_ref_dependences):
3890 (vect_compute_data_ref_alignment):
3891 (vect_enhance_data_refs_alignment):
3892 (vect_analyze_data_ref_access):
3893 (vect_analyze_data_ref_accesses):
3894 (vect_analyze_pointer_ref_access):
3895 (vect_get_memtag_and_dr):
3896 (vect_analyze_data_refs):
3897 (vect_mark_relevant):
3898 (vect_stmt_relevant_p):
3899 (vect_mark_stmts_to_be_vectorized):
3900 (vect_can_advance_ivs_p):
3901 (vect_get_loop_niters):
3902 (vect_analyze_loop):
3903 (vectorize_loops): Likewise.
3905 (vectorizable_load): Argument in call to vect_debug_details/stats
3906 changed from loop to LOOP_LOC (loop_vinfo).
3907 (vect_transform_loop):
3908 (vect_analyze_operations):
3909 (vect_analyze_scalar_cycles):
3910 (vect_analyze_data_ref_dependence):
3911 (vect_enhance_data_refs_alignment):
3912 (vect_analyze_data_ref_accesses):
3913 (vect_analyze_pointer_ref_access):
3914 (vect_analyze_data_refs):
3915 (vect_analyze_loop): Likewise.
3917 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3918 changed from loop to loop_loc.
3920 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3922 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3923 Dorit Naishlos <dorit@il.ibm.com>
3925 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3927 (vect_analyze_data_ref_dependences): Likewise.
3929 (vect_is_simple_use): Argument changed from loop structure to
3930 loop_vect_info structure.
3931 (vect_can_advance_ivs_p): Likewise.
3932 (vect_create_index_for_vector_ref): Likewise.
3933 (vect_update_ivs_after_vectorizer): Likewise.
3934 (new_stmt_vec_info): Likewise.
3936 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3937 changed from loop to loop_vinfo.
3938 (vect_create_data_ref_ptr): First argument in call to
3939 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3940 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3941 was changed from loop to loop_vinfo.
3942 (vectorizable_operation): Likewise.
3943 (vectorizable_store): Likewise.
3944 (vect_mark_stmts_to_be_vectorized): Likewise.
3945 (vect_do_peeling_for_loop_bound): First argument in call to
3946 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3947 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3948 was changed from loop to loop_vinfo.
3949 (vect_analyze_data_ref_dependences): Third argument in call to
3950 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3952 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3953 (vect_create_data_ref_ptr): Likewise.
3954 (vect_init_vector): Likewise.
3955 (vect_get_vec_def_for_operand): Likewise.
3956 (vectorizable_assignment): Likewise.
3957 (vectorizable_operation): Likewise.
3958 (vectorizable_store): Likewise.
3959 (vectorizable_load): Likewise.
3960 (vect_update_ivs_after_vectorizer): Likewise.
3961 (vect_is_simple_use): Likewise.
3962 (vect_analyze_data_ref_dependence): Likewise.
3963 (vect_analyze_pointer_ref_access): Likewise.
3964 (vect_can_advance_ivs_p): Likewise.
3966 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3967 before _stmt_vec_info.
3968 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3969 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3970 (new_stmt_vec_info): Argument changed from loop structure to
3971 loop_vect_info structure
3973 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3974 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3975 (vect_create_addr_base_for_vector_ref): Likewise.
3976 (vect_analyze_pointer_ref_access): Likewise.
3978 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3981 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3982 phi flag if the phi is abnormal.
3984 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3987 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3988 information for the new statement.
3990 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3993 * gcc.c (main): Include the target in -v output.
3995 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3997 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3998 Do not drop the extend if we'd have to add a paradoxical subreg
3999 later. Include optabs.h and insn-codes.h.
4000 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4002 2005-02-02 Roger Sayle <roger@eyesopen.com>
4005 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4006 * fold-const.c (const_binop): Avoid constant folding floating
4007 point operations in modes that use composite representations.
4008 * simplify-rtx.c (simplify_binary_operation): Likewise.
4010 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4012 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4014 (altivec_dstt): Likewise.
4015 (altivec_dstst): Likewise.
4016 (altivec_dststt): Likewise.
4017 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4020 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4022 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4023 EXPR_LOCUS from orig_cond to the new cond_stmt.
4024 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4027 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4029 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4030 standard_iv_increment_position. Remove call to bsi_next
4031 (no need to bump the iterator anymore).
4032 (vect_create_index_for_vector_ref): Call
4033 standard_iv_increment_position. Remove second function argument.
4034 (vect_finish_stmt_generation): Remove call to bsi_next
4035 (no need to bump the iterator anymore).
4036 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4037 to vect_create_index_for_vector_ref.
4039 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4041 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4042 phis are used out of the loop.
4044 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4047 * c-decl.c (undef_nested_function): New variable.
4048 (pop_scope): Diagnose undefined nested functions.
4049 (finish_function): Don't attempt cgraph processing or genericizing
4050 if current top-level function contained an undefined nested
4051 function. Reset undef_nested_function at the end of a top-level
4054 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4056 * tree.c (build_int_cst_type): Take sign of the value into account
4057 when deciding whether sign extend the value.
4059 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4062 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4063 (cpp_options, cc1_options): Change %{std*&ansi} to
4064 %{std*&ansi&trigraphs}.
4066 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4068 * cse.c: Update comments.
4070 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4072 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4073 arguments go on the stack. Do not put complex doubles in odd/even
4076 2005-02-02 Steven Bosscher <stevenb@suse.de>
4078 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4079 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4080 -ftree-pre, and -fthread-jumps.
4082 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4084 PR tree-optimization/19578
4085 * tree-flow.h (modified_noreturn_calls): Declare.
4086 (noreturn_call_p): Declare.
4087 * tree-flow-inline.h (noreturn_call_p): New function.
4088 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4089 * tree-cfg.c (modified_noreturn_calls): New variable.
4090 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4091 that contain a mid-block noreturn call.
4092 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4094 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4096 * df.c (df_def_record_1, df_uses_record): Don't use
4098 * df.h (DF_FOR_REGALLOC): Remove.
4100 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4103 * c-typeck.c (really_start_incremental_init): Reset
4104 constructor_max_index for arrays of incomplete type.
4106 2005-02-02 Jeff Law <law@redhat.com>
4108 * gcse.c (struct reg_set): Store the block index where the register
4109 was set rather than the setting insn.
4110 (record_one_set, compute_transp): Corresponding changes.
4111 (pre_insert_copy_insn): Do not call replace_one_set.
4112 (replace_one_set): Remove.
4114 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4117 * doc/gcov.texi: Fix typo.
4119 2005-02-01 Richard Henderson <rth@redhat.com
4122 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4123 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4125 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4126 * config/i386/i386-protos.h: Update.
4128 2005-02-01 Steven Bosscher <stevenb@suse.de>
4130 PR tree-optimization/19217
4131 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4132 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4133 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4134 that it is walking a PHI node.
4136 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4138 * doc/extend.texi (Nested Functions): Update.
4140 2005-02-01 Richard Henderson <rth@redhat.com>
4143 * optabs.c (expand_copysign_absneg): Export.
4144 * optabs.h (expand_copysign_absneg): Declare.
4145 * config/rs6000/rs6000.md (copysigntf3): New.
4147 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4149 PR tree-optimization/19633
4150 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4151 * tree-ssa-alias.c (init_alias_info): Initialize.
4152 (merge_pointed_to_info): Set.
4153 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4154 (dump_points_to_info_for): Show value of pt_null.
4155 (struct count_ptr_d): Declare.
4156 (find_ptr_dereference): Remove.
4157 (ptr_is_dereferenced_by): Remove.
4158 (count_ptr_derefs): New local function.
4159 (count_uses_and_derefs): New local function.
4160 (compute_points_to_and_addr_escape): Call it. If the number
4161 of dereferences is greater than zero, mark the pointer as
4162 dereferenced. If there are fewer dereferences than uses of
4163 the pointer, the pointer's value escapes.
4165 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4167 PR tree-optimization/19670
4168 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4170 (verify_use): ... set it here, instead.
4172 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4174 * doc/sourcebuild.texi (Test directives): Fix formatting.
4176 * doc/sourcebuild.texi (Test directives): Describe selector
4179 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4181 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4182 specific 64-bit CPUs.
4184 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4187 * arm.c (arm_eliminable_register): New function.
4188 (adjacent_mem_locations): Don't allow eliminable registers. Use
4189 HOST_WIDE_INT for address offsets.
4190 * arm-protos.h (arm_eliminable_register): Add prototype.
4192 2005-02-01 Steven Bosscher <stevenb@suse.de>
4194 PR optimization/15242
4195 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4196 * basic-block.h (duplicate_computed_gotos): Add prototype.
4197 * bb-reorder.c (duplicate_computed_gotos): New function to
4198 duplicate sufficiently small blocks ending in a computed jump.
4199 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4200 if not optimizing for size.
4201 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4202 never do tail merging for blocks ending in a computed jump.
4203 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4205 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4207 Patch from Richard Sandiford <rsandifo@redhat.com>
4208 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4209 from inheriting a subreg equivalence with a non-spill register.
4211 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4213 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4215 * config/frv/frv.c (movcc_fp_destination_operand): New.
4216 (gpr_or_memory_operand): Fix typo in comment.
4217 (gpr_or_memory_operand_with_scratch): New.
4218 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4219 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4220 movcc_fp_destination_operand.
4221 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4222 Legitimize memory addresses using a scratch register.
4224 2005-01-31 Jeff Law <law@redhat.com>
4226 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4227 bitmap a sparse bitmap instead of a simple bitmap.
4228 (mark_def_sites_initialize_block): Corresponding changes.
4229 (ssa_mark_def_sites_initialize_block): Likewise.
4230 (ssa_mark_phi_uses): Likewise.
4231 (mark_def_site, ssa_mark_def_sites): Likewise.
4232 (mark_def_site_blocks): Likewise.
4233 (rewrite_ssa_into_ssa): Likewise.
4235 * tree-ssa-dom.c (record_cond): Pass correct variable type
4236 for last argument to htab_find_slot_with_hash.
4238 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4239 effects when optimizing 0 % X. Do not try to optimize X % 0.
4241 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4243 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4246 2005-02-01 Eric Christopher <echristo@redhat.com>
4248 * config/mips/mips.c (override_options): Warn if -mint64
4250 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4253 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4255 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4257 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4258 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4259 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4260 (cached_regno): Initialize to INVALID_REGNUM.
4261 (cse_reg_info_table_size,
4262 cse_reg_info_table_first_uninitialized,
4263 cse_reg_info_timestamp): New.
4264 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4266 (init_cse_reg_info, get_cse_reg_info_1): New.
4267 (get_cse_reg_info): Cache the last look-up.
4268 (new_basic_block): Update the code to clear mappings from
4269 registers to cse_reg_info entries.
4270 (cse_main): Call init_cse_reg_info.
4272 * cse.c (get_cse_reg_info): Update a comment.
4274 2005-01-31 Steven Bosscher <stevenb@suse.de>
4277 * c-decl.c (start_decl): Do not warn about arrays of elements with
4278 an incomplete type here.
4279 (grokdeclarator): Do it here by making a pedwarn an error.
4280 * c-typeck.c (push_init_level): If there were previous errors with
4281 the constructor type, do not warn about braces for initializers.
4282 (process_init_element): Likewise for excess initializer elements.
4284 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4286 * cse.c (delete_trivially_dead_insn): Don't iterate.
4288 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4290 * config/rs6000/rs6000.md (copysignsf3): New expand.
4291 (copysigndf3): Likewise.
4293 2005-01-31 Steven Bosscher <stevenb@suse.de>
4295 * recog.c (constrain_operands): Only look for earlyclobber operand
4296 conflicts if an '&' constraint was seen.
4298 2005-01-31 Marc Espie <espie@openbsd.org>
4300 * config.gcc: Don't include embedded systems fragment, switches default
4301 debugging format to ELF.
4302 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4303 longer pick it up there.
4305 2005-01-31 Dale Johannesen <dalej@apple.com>
4307 * doc/extend.texi (nested functions): Fix linkage description.
4308 Clarify that static is not allowed.
4310 2005-01-31 Dale Johannesen <dalej@apple.com>
4312 * config/rs6000/darwin.md (movsf_low_di): Make work.
4313 (movdf_low_di): Make work.
4315 2005-01-31 Dale Johannesen <dalej@apple.com>
4317 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4318 Make work for 64 bit.
4320 2005-01-31 Roger Sayle <roger@eyesopen.com>
4321 Dale Johannesen <dalej@apple.com>
4324 * fold-const.c (fold_binary_op_with_conditional_arg):
4325 Make types match original operands, before STRIP_NOPS.
4327 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4329 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4330 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4331 (struct gcc_sigcontext): Delete. Merge contents to..
4332 (struct gcc_ucontext): ..here.
4333 (get_sigcontext): Delete.
4334 (get_regs): New function, like get_sigcontext but return regs ptr.
4335 64-bit version finds regs from r1 to support vdso.
4336 (ppc_linux_aux_vector): New function.
4337 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4340 2005-01-31 Ira Rosen <irar@il.ibm.com>
4342 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4344 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4345 redundant fold. Fix misalignment for MINUS_EXPR.
4346 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4347 (vect_analyze_pointer_ref_access): Likewise.
4348 (vect_get_memtag_and_dr): Likewise.
4350 2005-01-31 Richard Henderson <rth@redhat.com>
4352 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4353 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4354 absnegdf2_i387, absnegxf2_i387): Likewise.
4356 2005-01-31 Richard Henderson <rth@redhat.com>
4359 * optabs.c (expand_copysign_absneg): New.
4360 (expand_copysign_bit): Split out from ...
4361 (expand_copysign): ... here. Use expand_copysign_absneg.
4363 2005-01-30 Roger Sayle <roger@eyesopen.com>
4366 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4367 constant as the second operand and a register as the third.
4369 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4372 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4373 that dllimport'd functions do not use all call-clobbered registers
4376 2005-01-30 Richard Henderson <rth@redhat.com>
4379 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4380 expand_abs_nojump and generalize. Use operand_subword and
4381 emit_no_conflict_block. Support large modes.
4382 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4384 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4385 negation to subtraction.
4386 (expand_copysign): Check that the format has signed zeros.
4387 Use operand_subword and emit_no_conflict_block. Support large modes.
4389 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4391 Fix PR tree-optimization/19624
4393 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4394 * tree-ssa-pre.c: Add cfgloop.h.
4396 (pre_stats): New member, constified.
4397 (inserted_exprs): New static variable.
4398 (NECESSARY): New macro.
4399 (create_expression_by_pieces): Fold the expression, and
4400 mark it as defaulting to not necessary. Also put in
4402 (fully_constant_expression): New function.
4403 (insert_into_preds_of_block): Modify to not insert phis when we
4404 are playing with induction variables.
4405 Push phis onto the inserted_exprs vector, and mark them as not
4406 necessary by default.
4407 (insert_aux): Call fully_constant_expression on eprime.
4408 If all edges produce the same value, mark it constant.
4409 (mark_operand_necessary): New function.
4410 (remove_dead_inserted_code): New function.
4411 (init_pre): Init loop optimizer to get loop info.
4412 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4413 (execute_pre): Commit edge inserts, then remove dead code.
4415 2005-01-30 Richard Henderson <rth@redhat.com>
4417 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4418 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4420 2005-01-30 Richard Henderson <rth@redhat.com>
4423 * config/i386/i386.c (ix86_expand_copysign): New.
4424 (ix86_split_copysign_const): New.
4425 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4426 rearrange op1/nmask operands.
4427 * config/i386/i386-protos.h: Update.
4428 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4429 (copysigndf3): Likewise.
4430 (copysignsf3_const, copysigndf3_const): New.
4431 (copysignsf3_var): Rename from copysignsf3, split out splitter
4432 and fix split predicate for X constraint.
4433 (copysigndf3_var): Similarly.
4435 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4437 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4438 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4439 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4441 2005-01-29 Richard Henderson <rth@redhat.com>
4444 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4445 of # and * in constraints.
4447 2005-01-29 Richard Henderson <rth@redhat.com>
4450 * expr.c (store_field): Don't strip sub-mode cast when the input
4451 data is even smaller.
4453 2005-01-29 Richard Henderson <rth@redhat.com>
4456 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4459 2005-01-29 Richard Henderson <rth@redhat.com>
4461 * combine.c (make_field_assignment): Fix argument order
4464 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4466 PR tree-optimization/15791
4467 * fold-const.c (extract_array_ref): New function.
4468 (fold): Fold comparisons between &a[i] and &a[j] or
4469 semantically equivalent trees.
4471 2005-01-29 Jeff Law <law@redhat.com>
4473 * gcse.c (insert_expr_in_table): Revamp handling of available
4474 and anticipatable occurrence lists to avoid unnecessary list
4476 (insert_set_in_table): Similarly.
4478 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4480 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4482 (c_build_qualified_type): Build qualified array types with
4483 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4484 * c-decl.c (c_make_fname_decl): Build unqualified array type
4485 before qualified type.
4486 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4487 type is qualified, not just if type itself is. Don't apply
4488 qualifiers to array type when declarator is processed. Apply
4489 qualifiers to field type whether or not it is an array type.
4490 Don't handle array types specially for applying qualifiers to
4492 * c-typeck.c (composite_type): Build unqualified element type and
4493 array type when forming composite of array types.
4494 (common_pointer_type, comptypes, comp_target_types,
4495 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4496 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4498 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4499 (args2) in variables a1 and a2.
4501 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4503 * cse.c (n_elements_made, max_elements_made): Remove.
4504 (insert): Don't touch n_elements_made.
4505 (cse_main): Don't touch n_elements_made or max_elements_made.
4507 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4510 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4511 configuration part of dp-bit.c to be lost.
4513 2005-01-28 Roger Sayle <roger@eyesopen.com>
4515 * expmed.c (expand_mult_highpart_optab): When attempting to use
4516 a non-widening multiplication in a wider mode, the operands need
4517 to be converted (zero or sign extended) to that mode.
4519 2005-01-28 Ian Lance Taylor <ian@airs.com>
4523 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4524 through if both operands fall through.
4526 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4528 * cse.c (fold_rtx) <PC>: Don't optimize.
4530 2005-01-28 Jeff Law <law@redhat.com>
4532 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4533 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4535 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4537 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4538 cse_reg_info_used_list_end): Remove.
4539 (cse_reg_info_list, cse_reg_info_list_free): New.
4540 (get_cse_reg_info): When allocating an instance of
4541 cse_reg_info, add it to the beginning of the cse_reg_info_list
4542 list. Remove code to maintain cse_reg_info_used_list.
4543 (new_basic_block): Reset the free list to the beginning of
4546 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4548 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4549 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4550 (frv_expand_mdpackh_builtin): New function.
4551 (frv_expand_builtin): Use it to expand __MDPACKH.
4552 * doc/extend.texi (__MDPACKH): Update documentation.
4554 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4556 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4557 SSE_FLOAT_MODE_P for use_sse computation.
4559 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4562 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4564 2005-01-27 Richard Henderson <rth@redhat.com>
4566 * builtins.c (expand_builtin_copysign): New.
4567 (expand_builtin): Call it.
4568 * genopinit.c (optabs): Add copysign_optab.
4569 * optabs.c (init_optabs): Initialize it.
4570 (expand_copysign): New.
4571 * optabs.h (OTI_copysign, copysign_optab): New.
4572 (expand_copysign): Declare.
4574 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4575 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4577 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4578 (ix86_expand_fp_absneg_operator): ... here.
4579 (ix86_split_copysign): New.
4580 * config/i386/i386-protos.h: Update.
4581 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4582 (copysignsf3, copysigndf3): New.
4584 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4585 (copysignsf3, ncopysignsf3): New.
4586 (copysigndf3, ncopysigndf3): New.
4587 (copysignxf3, ncopysignxf3): New.
4588 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4590 2005-01-27 Arend Bayer <arend.bayer@web.de>
4591 Kazu Hirata <kazu@cs.umass.edu>
4593 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4594 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4595 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4598 2005-01-27 Jeff Law <law@redhat.com>
4600 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4601 definitions of SSA_NAMEs which are not being rewritten.
4602 (rewrite_ssa_into_ssa): Only initialize the current definition
4603 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4604 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4605 SSA_NAMEs before returning.
4607 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4609 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4610 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4611 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4612 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4613 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4615 2005-01-27 Steven Bosscher <stevenb@suse.de>
4618 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4619 higher to -O2 and higher. Likewise for tree PRE.
4620 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4623 2005-01-27 Ian Lance Taylor <ian@airs.com>
4626 * gimple-low.c (try_catch_may_fallthru): New static function.
4627 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4628 * tree-inline.c (expand_call_inline): Don't warn about reaching
4629 the end of a non-void function being inlined if the function uses
4632 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4634 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4637 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4638 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4639 (implicitly_declare): Handle error_mark_node.
4641 2005-01-27 Richard Henderson <rth@redhat.com>
4644 * tree.h (struct tree_decl): Add debug_expr_is_from.
4645 (DECL_DEBUG_EXPR_IS_FROM): New.
4646 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4647 * dwarf2out.c (dwarf2out_var_location): Update to match.
4648 * tree-outof-ssa.c (create_temp): Likewise.
4649 * var-tracking.c (track_expr_p): Likewise.
4650 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4651 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4652 * toplev.c (default_tree_printer): Likewise.
4654 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4656 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4657 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4659 2005-01-27 Steven Bosscher <stevenb@suse.de>
4661 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4662 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4663 ASM_CLOBBERS): Add tree checks.
4665 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4666 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4667 * c-common.def (SWITCH_STMT): Update to match.
4668 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4669 macros instead of SWITCH_EXPR ones.
4670 * c-dump.c (c_dump_tree): Likewise.
4671 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4672 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4674 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4676 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4678 * unwind-dw2.c (execute_stack_op): Add missing cases for
4679 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4681 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4683 * config.gcc (Obsolete configurations): Remove 'dummy', add
4684 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4687 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4689 PR tree-optimization/19633
4690 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4692 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4693 are no call-clobbered variables.
4694 * tree-outof-ssa.c (check_replaceable): Return false for calls
4697 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4699 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4700 even for variables with NULL DECL_INITIAL.
4702 2005-01-26 Stuart Hastings <stuart@apple.com>
4704 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4706 2005-01-26 Richard Henderson <rth@redhat.com>
4709 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4711 * expr.c (store_field): Strip conversions to odd-bit-sized types
4712 if the destination field width matches.
4714 2005-01-26 Richard Henderson <rth@redhat.com>
4716 * c-decl.c, expmed.c, expr.c: Revert last change.
4718 2005-01-26 Richard Henderson <rth@redhat.com>
4721 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4723 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4724 if we don't need the bits above those present in the current mode.
4725 * expr.c (store_field): Strip conversions to odd-bit-sized types
4726 if the destination field width matches.
4728 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4730 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4731 either -ffast-math or -funsafe-math-optimizations is in use.
4733 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4737 * config/avr/avr.c (notice_update_cc): Only set condition code for
4738 ashrqi3 if shift count > 0.
4739 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4740 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4741 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4742 count <= 0 as a no-op, and shift count >= width by copying zero
4743 or sign bit to all bits of the result.
4744 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4745 count, with attribute "length" set to 0 and "cc" set to "none".
4747 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4749 * doc/invoke.texi: Document -mTLS.
4751 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4752 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4753 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4754 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4755 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4756 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4757 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4758 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4760 * configure.ac: Check for a TLS capable gas.
4762 * configure: Regenerate.
4764 2005-01-26 Richard Henderson <rth@redhat.com>
4767 * combine.c (make_field_assignment): Simplify store to zero_extract
4768 from a source with an overlapping mask.
4770 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4772 2004-11-11 Eric Christopher <echristo@redhat.com>
4774 * config/frv/frv.md: Add fr400_integer automaton. Don't
4775 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4778 2005-01-26 Steven Bosscher <stevenb@suse.de>
4781 * cfgbuild.c (make_edges): Do not clear or set
4782 current_function_has_computed_jump.
4783 * function.h (struct function): Remove the has_computed_jump field.
4784 (current_function_has_computed_jump): Do not define.
4785 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4786 in a computed jump. Ignore current_function_has_computed_jump.
4788 2005-01-26 Richard Henderson <rth@redhat.com>
4791 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4792 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4794 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4795 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4796 objects into static storage if they have more than one non-zero value.
4797 * tree.h (categorize_ctor_elements): Update decl.
4799 2005-01-26 Steven Bosscher <stevenb@suse.de>
4802 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4803 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4804 to this function from 2004-07-10.
4805 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4806 the current function for tail call optimizations if the address
4807 of one of it its arguments is taken.
4809 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4811 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4813 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4815 * function.c (expand_function_end): If current_function_calls_alloca,
4816 emit stack restore in a place that is reached when the function falls
4819 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4821 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4822 rule to avoid matching inappropriate suffix rule.
4824 2005-01-26 Jan Hubicka <jh@suse.cz>
4826 PR tree-optimization/19241
4827 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4829 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4831 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4832 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4834 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4835 <sim*>: Always use crt1.o, regardless of N in simN.
4836 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4837 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4838 (CRT_CALL_STATIC_FUNCTION): Remove.
4839 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4840 use crt1.o, regardless of N in simN.
4841 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4842 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4843 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4844 case isystem setting.
4845 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4847 2005-01-25 Ian Lance Taylor <ian@airs.com>
4849 * gimple-low.c (block_may_fallthru): Correct handling of
4850 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4852 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4854 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4855 handlers to match indentation; nested under the mtune=* handler.
4856 Similar for mcpu= and march=.
4858 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4860 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4861 * config/mips/linux64.h (LIB_SPEC): Likewise.
4862 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4863 * config/sh/linux.h (LIB_SPEC): Likewise.
4865 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4867 * config/frv/frv.c (frv_legitimize_tls_address): New.
4868 (TARGET_HAVE_TLS): Define.
4869 (FRV_SYMBOL_REF_TLS_P): Define.
4870 (frv_override_options): Handle new register classes.
4871 (frv_legitimate_address_p): Reject tls addresses.
4872 (frv_legitimize_address): Handle TLS addresses.
4873 (gen_inlined_tls_plt): New.
4875 (frv_legitimize_tls_address): New.
4876 (unspec_got_name): Add TLS entries.
4877 (got12_operand): Add R_FRV_TLSMOFF12 case.
4878 (frv_emit_move): Fixup TLS addresses.
4879 (frv_emit_movsi): Legitimize TLS addresses.
4881 * config/frv/frv.h (MASK_BIG_TLS): New.
4882 (TARGET_BIG_TLS): New.
4883 (HAVE_AS_TLS): Define.
4884 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4885 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4886 (REG_CLASS_NAMES): Same.
4887 (REG_CLASS_CONTENTS): Same.
4888 (CONSTRAINT_LEN): New.
4889 (REG_CLASS_FROM_CONSTRAINT): New.
4890 (PREDICATE_CODES): Add symbolic_operand.
4892 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4893 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4894 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4895 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4896 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4897 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4898 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4899 GR9_REG, GR14_REG, LRREG.
4900 (type): Add load_or_call attribute.
4901 ("load_or_call"): New reservation.
4902 ("call_gettlsoff"): New.
4903 ("tls_indirect_call"): New.
4904 ("tls_load_gottlsoff12"): New.
4905 ("tlsoff_hilo"): New.
4906 ("tls_tlsdesc_ldd"): New.
4907 ("tls_tlsoff_ld"): New.
4910 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4912 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4914 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4915 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4916 * config/frv/frv.c (TLS_BIAS): Define.
4917 (frv_output_dwarf_dtprel): New.
4919 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4921 PR rtl-optimization/19579
4922 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4923 both A and B, see if they don't clobber registers the other expr uses.
4925 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4927 * real.c (do_add): Initialize signalling and canonical members.
4929 * real.c (real_from_integer): Zero out destination.
4931 2005-01-18 Jan Hubicka <jh@suse.cz>
4933 PR tree-optimize/19337
4934 * tree-inline.c (initialize_inlined_parameters): Copy
4935 saved_static_chain_decl only.
4937 2005-01-25 Richard Henderson <rth@redhat.com>
4941 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4942 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4943 80387 enabled, to return a proper subclass. Return the subset that
4944 overlaps with GENERAL_REGS for PLUS.
4945 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4947 2005-01-25 Richard Henderson <rth@redhat.com>
4950 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4952 2005-01-25 Roger Sayle <roger@eyesopen.com>
4954 * expmed.c (choose_multiplier): Change interface to return the
4955 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4956 (expand_divmod): Update calls to choose_multiplier.
4958 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4961 * expmed.c (extract_bit_field): Use adjust_address instead of
4962 gen_lowpart when op0 is a MEM.
4964 2005-01-24 Steven Bosscher <stevenb@suse.de>
4966 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4968 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4970 * config/mips/irix-csr.c: New file.
4971 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4972 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4973 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4976 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4979 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4980 sparc/elf.h, add sparc/sp-elf.h.
4981 (sparc-*-rtems*): Likewise.
4982 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4983 tm-dwarf2.h, add sparc/sp-elf.h.
4984 (sparc86x-*-elf): Likewise.
4985 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4986 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4987 TARGET_OS_CPP_BUILTINS.
4988 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4989 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4991 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4992 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4993 (SWITCH_TAKES_ARG): Likewise.
4994 (LOCAL_LABEL_PREFIX): Likewise.
4995 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4996 (TARGET_N_FORMAT_TYPES): Delete.
4997 (TARGET_FORMAT_TYPES): Likewise.
4998 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4999 * config/sparc/elf.h: Delete.
5000 * config/sparc/sp-elf.h: New file.
5002 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5004 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5005 * tree-flow.h: Remove the corresponding prototype.
5006 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5007 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5009 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5012 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5013 for AIX ABI or ELF -fPIC.
5014 (rs6000_emit_load_toc_table): Don't create toc_section here.
5015 (rs6000_xcoff_file_start): Nor here.
5017 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5019 * sh.c (ra.h): Don't #include.
5020 (hard_regs_intersect_p): New function, resurrected from ra.c.
5022 * sh.c: Fix 1996 Copyright.
5024 2005-01-24 Richard Henderson <rth@redhat.com>
5025 Aldy Hernandez <aldyh@redhat.com>
5027 * regrename.c (note_sets): Handle subregs.
5029 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5032 * genconditions.c (write_header, write_conditions): Elide file if
5035 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5037 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5038 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5041 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5043 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5044 expand_builtin_printf, expand_builtin_fprintf,
5045 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5046 checking against POINTER_TYPE.
5047 (validate_arglist): Handle POINTER_TYPE code by checking
5050 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5052 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5054 (for_each_rtx): Call for_each_rtx_1.
5055 * rtl.h (init_rtlanal): Declare.
5056 * toplev.c (backend_init): Call init_rtlanal.
5058 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5060 * flow.c (propagate_one_insn): Formatting.
5063 * flow.c (libcall_dead_p): Be more conservative if unsure.
5064 If there are any instructions between insn and call, see if they are
5065 all dead before saying the libcall is dead.
5067 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5069 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5070 operand constraint for operand 0.
5072 2005-01-23 Richard Henderson <rth@redhat.com>
5075 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5076 edges leading to join block.
5078 2005-01-23 Roger Sayle <roger@eyesopen.com>
5080 * expmed.c (expand_mult_highpart): Make static. Change type of
5081 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5082 (expand_divmod): Updates calls to expand_mult_highpart by using
5083 gen_int_mode to pass a CONST_INT rtx.
5084 * rtl.h (expand_mult_highpart): Remove prototype.
5086 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5088 * flow.c (regset_bytes, regset_size): Remove.
5090 * cfganal.c: Fix a reference to Harvey's paper.
5092 2005-01-23 Steven Bosscher <stevenb@suse.de>
5094 PR rtl-optimization/19464
5095 * tree-optimize.c (init_tree_optimization_passes): Add one more
5096 copyrename pass just before out-of-ssa.
5098 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5101 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5102 * ggc-none.c (ggc_free): Define.
5104 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5106 * cse.c (max_reg, max_insn_uid): Remove.
5107 (cse_main): Don't access max_reg or max_insn_uid.
5109 * c-common.c (explicit_flag_signed_bitfields,
5110 lang_statement_code_p, lang_expand_function_end): Remove.
5111 * c-common.h: Remove the corresponding declarations.
5112 * c-opts.c (c_common_handle_option): Remove all write access
5113 to explicit_flag_signed_bitfields.
5115 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5116 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5117 * cgraph.h: Remove the corresponding declaration.
5119 * gcse.c (null_pointer_info): Remove.
5121 2005-01-23 Roger Sayle <roger@eyesopen.com>
5122 Eric Botcazou <ebotcazou@libertysurf.fr>
5124 * combine.c (simplify_logical): Only simplify logical expressions
5125 of the form ior(and(x,y),z) by the inverse distributive law if the
5126 result is cheaper than the original.
5128 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5130 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5131 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5132 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5133 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5134 config/freebsd-spec.h, config/arm/arm.h,
5135 config/h8300/h8300.md, config/i386/i386.md,
5136 config/i386/predicates.md, config/i386/sse.md,
5137 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5138 config/vax/vax.md: Fix comment typos. Follow spelling
5141 2005-01-23 Steven Bosscher <stevenb@suse.de>
5143 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5144 tests, instead of `less than'.
5146 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5148 * function.c (assign_parm_setup_block): When creating a new stack slot
5149 for a parameter, get its alignment from the parameter's DECL_ALIGN
5150 rather than the type's TYPE_ALIGN. Make sure that the parameter
5151 is at least word aligned.
5153 2005-01-22 Roger Sayle <roger@eyesopen.com>
5156 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5158 2005-01-22 Richard Henderson <rth@redhat.com>
5161 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5162 in both compare operands.
5163 (movdfcc_1_sse_max): Likewise.
5164 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5165 (movdfcc_1_sse): Likewise.
5166 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5167 scratch register as needed.
5169 2005-01-22 Richard Henderson <rth@redhat.com>
5171 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5173 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5175 2005-01-22 Richard Henderson <rth@redhat.com>
5177 * genopinit.c (optabs): Use smin/smax for floating point too.
5178 * doc/md.texi: Update to match. Clarify that floating point
5179 results are undefined for +0/-0 and NaN.
5180 * doc/rtl.texi: Likewise.
5181 * rtl.def (SMIN, SMAX): Likewise
5182 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5184 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5185 leading 's' to the name.
5186 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5187 smaxxf3, sminxf3): Likewise.
5188 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5191 2005-01-22 Paul Brook <paul@codesourcery.com>
5193 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5195 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5197 * config/s390/s390.c (struct processor_costs): New fields
5198 dlgr, dlr, dr, dsgfr, dsgr.
5199 (z900_cost, z990_cost): Values for new fields.
5200 (s390_rtx_costs): New cases MEM und COMPARE in switch
5201 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5202 DIV, MOD, UDIV, UMOD.
5204 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5206 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5207 into the register being decremented.
5208 ("doloop_si31", "doloop_di"): Likewise.
5209 ("*doloop_si_long"): Adapt pattern.
5211 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5213 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5215 (CLASS_MAX_NREGS): Likewise.
5217 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5219 * doc/tree-ssa.texi (Statement Operands): Add example for new
5220 must-def macro. Note deprecation of old operands interface.
5222 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5224 PR tree-optimization/19484
5225 * tree-cfg.c (remove_fallthru_edge): New function.
5226 (cleanup_control_flow): Remove fallthru edges from calls that are
5227 now known not to return.
5229 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5231 Fix PR tree-optimization/19038
5232 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5233 copies with loop variant ones.
5235 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5237 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5238 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5239 config/alpha/alpha.md, config/alpha/predicates.md,
5240 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5241 config/sparc/sol2.h: Update copyright.
5243 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5244 first label to see if it is a nonlocal label.
5246 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5247 Andrew Pinski <pinskia@physics.uc.edu>
5250 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5251 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5253 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5255 * config/rs6000/rtems.h: Update copyright.
5257 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5260 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5261 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5262 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5264 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5267 * c-typeck.c (convert_arguments): Check for error_mark_node.
5269 2005-01-21 Ian Lance Taylor <ian@airs.com>
5271 PR tree-optimization/13000
5272 * tree-inline.c: Include "tree-flow.h".
5273 (expand_call_inline): If warn_return_type, warn if non-void inline
5274 function falls through.
5275 * tree-cfg.c (execute_warn_function_return): Don't warn about
5276 control reaching end if TREE_NO_WARNING is set. Set
5278 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5280 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5281 branch if we don't need one.
5282 * c-typeck.c: Include "tree-flow.h"
5283 (c_finish_bc_stmt): Don't add a goto if the current statement
5284 list doesn't fall through to the current point.
5286 2005-01-21 Roger Sayle <roger@eyesopen.com>
5288 PR rtl-optimization/576
5289 * real.c (real_arithmetic): Change return type from void to bool
5290 to return an indication that the result may be inexact.
5291 * real.h (real_arithmeric): Update prototype.
5292 * fold-const.c (const_binop): Don't constant fold floating
5293 point expressions when the user specifies -frounding-math and
5294 the result may depend upon the run-time rounding mode.
5295 (fold_convert_const_real_from_real): Clean-up.
5296 (fold_initializer): Ignore flag_rounding_math for initializers.
5297 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5298 constant fold FP operations with flag_rounding_math if the
5299 result may depend upon the run-time rounding mode.
5301 2005-01-21 Tom Tromey <tromey@redhat.com>
5303 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5305 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5307 * tree-cfg.c: Fix comment typos.
5309 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5311 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5312 around the call to rest_of_handle_branch_target_load_optimize.
5314 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5316 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5317 (sparc64-*-openbsd*): Likewise.
5318 (sparclite-*-elf*): Include tm-dwarf2.h.
5319 (sparc86x-*-elf*): Likewise.
5320 (sparc64-*-elf*): Likewise.
5321 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5322 (DBX_DEBUGGING_INFO): Likewise.
5323 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5324 (PREFERRED_DEBUGGING_TYPE): Likewise.
5325 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5326 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5327 (PREFERRED_DEBUGGING_TYPE): Likewise.
5328 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5329 (PREFERRED_DEBUGGING_TYPE): Likewise.
5330 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5332 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5335 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5337 2005-01-20 Paul Brook <paul@codesourcery.com>
5339 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5341 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5343 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5344 label is first in a sequence of labels.
5346 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5348 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5349 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5351 * doc/sourcebuild.texi (Test Directives): New.
5353 2005-01-20 Roger Sayle <roger@eyesopen.com>
5355 * real.c (real_floor): Don't leave the result uninitialized when
5356 mode is VOIDMode, but return the unrounded intermediate value.
5357 (real_ceil): Likewise.
5359 2005-01-20 Paul Brook <paul@codesourcery.com>
5361 * config/arm/arm.md (insv): Use gen_int_mode.
5363 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5365 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5366 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5367 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5368 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5369 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5371 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5374 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5375 fbreg, so we have to assume we can't.
5376 (loc_descriptor_from_tree_1): Ditto.
5377 (containing_function_has_frame_base): New function.
5378 (add_location_or_const_value_attribute): Use it.
5379 Also try to generate a frame_base from a single element location
5382 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5384 PR tree-optimization/15349
5385 * timevar.def (TV_TREE_MERGE_PHI): New.
5386 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5388 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5389 calls to tree_forwarder_block_p.
5390 (remove_forwarder_block_with_phi, merge_phi_nodes,
5391 gate_merge_phi, pass_merge_phi): New.
5392 * tree-optimize.c (init_tree_optimization_passes): Add
5394 * tree-pass.h: Add an extern for pass_merge_phi;
5396 2005-01-20 Richard Henderson <rth@redhat.com>
5399 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5400 (_mm_castps_pd, _mm_castps_si128): New.
5401 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5403 2005-01-20 Richard Henderson <rth@redhat.com>
5406 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5407 __builtin_ia32_vec_init_v2si.
5408 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5409 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5410 (ix86_init_mmx_sse_builtins): Create it.
5411 (ix86_expand_builtin): Expand it.
5412 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5413 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5414 (vec_extractv2si_0, vec_extractv2si_1): New.
5416 2005-01-20 Richard Henderson <rth@redhat.com>
5419 * config/i386/i386.c (ix86_expand_push): New.
5420 * config/i386/mmx.md (push<MMXMODE>1): New.
5421 * config/i386/sse.md (push<SSEMODE>1): New.
5422 * config/i386/i386-protos.h: Update.
5424 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5426 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5429 2005-01-20 Richard Henderson <rth@redhat.com>
5431 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5432 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5434 2005-01-19 Richard Henderson <rth@redhat.com>
5437 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5438 to V4SFmode in SSE1 fallback load path.
5440 2005-01-19 Richard Henderson <rth@redhat.com>
5442 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5443 in QImode expansion to ix86_expand_vector_set.
5444 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5446 2005-01-19 Richard Henderson <rth@redhat.com>
5449 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5450 subclass of the input class.
5451 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5452 Always true for cross-SSE1 classes. Rationalize conditionals.
5453 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5454 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5455 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5456 (movdi_2): Add MMX/SSE zeros.
5457 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5458 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5459 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5460 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5461 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5462 (zero_extendsidi2_rex64_1): Remove.
5463 (MOV0 peephole): Check GENERAL_REG_P.
5465 2005-01-19 Richard Henderson <rth@redhat.com>
5468 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5470 (ix86_expand_vector_extract): Likewise.
5472 2005-01-19 Richard Henderson <rth@redhat.com>
5475 * expr.c (emit_move_change_mode): New argument force; use
5476 simplify_gen_subreg if true.
5477 (emit_move_via_alt_mode): Merge into ...
5478 (emit_move_via_integer): ... here.
5479 (emit_move_ccmode): Use emit_move_change_mode directly.
5481 2005-01-19 Richard Henderson <rth@redhat.com>
5484 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5485 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5486 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5488 (alpha_emit_set_const): Likewise. Make static.
5489 (alpha_emit_set_long_const): Make static.
5490 (alpha_extract_integer): Split out from alpha_expand_mov.
5491 (alpha_split_const_mov): Likewise.
5492 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5493 (alpha_legitimate_constant_p): New.
5494 * config/alpha/alpha-protos.h: Update.
5495 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5496 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5497 * config/alpha/alpha.md (movsi): Add n alternative.
5498 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5499 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5500 (splitters for all of the above): Use alpha_split_const_mov.
5501 * config/alpha/predicates.md (non_add_const_operand): New.
5502 (non_zero_const_operand): New.
5503 (input_operand): Use alpha_legitimate_constant_p after reload.
5505 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5507 PR tree-optimization/19038
5508 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5509 (add_candidate): Add ivs with increment in latch only if
5510 allow_ip_end_pos_p is true.
5511 (determine_iv_cost): Use empty_block_p.
5513 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5515 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5516 (compute_dominance_frontiers): Ditto.
5518 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5521 * config/sh/t-rtems: New.
5522 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5524 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5526 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5527 the offset of the selected field.
5529 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5531 * tree-cfg.c (remove_forwarder_block): Fix the check to
5532 prevent a nonlocal label from appearing in the middle of a
5535 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5537 PR rtl-optimization/19462
5538 * reorg.c (find_end_label): Create return insn only if
5539 current_function_epilogue_delay_list is empty.
5541 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5543 * doc/passes.texi: Remove paragraph mentioning new-ra.
5545 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5547 PR rtl-optimization/15139
5548 * combine.c: Include params.h.
5549 (count_rtxs): New function.
5550 (record_value_for_reg): If replace_rtx would replace at least
5551 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5552 (clobber (const_int 0)) instead of TEM.
5553 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5554 * params.h (MAX_LAST_VALUE_RTL): New.
5555 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5556 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5559 * c-typeck.c (digest_init): Only call build_vector if all constructor
5560 elements are *_CST nodes.
5561 * gimplify.c (gimplify_init_constructor): Likewise.
5564 * c-typeck.c (digest_init): Only call build_vector if inside_init
5567 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5569 * toplev.c (init_asm_output): Remove dead #ifdef.
5571 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5573 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5575 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5577 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5578 accessing DECL_FUNCTION_CODE.
5579 * dojump.c (do_jump): Likewise.
5580 * gimplify.c (gimplify_call_expr): Likewise.
5581 * predict.c (expr_expected_value): Likewise.
5582 (strip_builtin_expect): Likewise.
5583 * tree-inline.c (estimate_num_insns_1): Likewise.
5584 * tree-ssa-loop-im.c (stmt_cost): Likewise
5585 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5586 (tree_expr_nonnegative_p): Likewise.
5588 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5590 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5591 variant of the load_pcrel_sym pattern.
5592 * config/sparc/sparc.md (P macro): Move to the top.
5593 (load_pcrel_sym): Macroize using P.
5594 (save_register_window): Likewise.
5596 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5598 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5601 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5604 * c-typeck.c (build_asm_expr): Strip nops off
5605 input memory operands.
5607 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5609 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5610 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5611 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5612 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5614 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5617 * config/i386/i386.c (override_options): If the 80387 is disabled,
5618 then do not return FP values using FP registers.
5620 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5622 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5623 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5624 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5625 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5626 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5627 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5628 output.h, postreload-gcse.c, postreload.c, recog.c,
5629 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5630 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5631 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5632 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5633 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5634 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5635 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5636 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5638 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5639 config/alpha/alpha.c, config/arm/vfp.md,
5640 config/i386/emmintrin.h, config/i386/i386-modes.def,
5641 config/i386/i386-protos.h, config/i386/i386.h,
5642 config/i386/pmmintrin.h, config/i386/ppro.md,
5643 config/i386/predicates.md, config/i386/xmmintrin.h,
5644 config/i860/i860.c, config/ia64/ia64-modes.def,
5645 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5646 config/ia64/ia64.md, config/ia64/itanium1.md,
5647 config/ia64/itanium2.md, config/ia64/predicates.md,
5648 config/iq2000/iq2000.h, config/mips/linux64.h,
5649 config/rs6000/aix41.h, config/rs6000/aix43.h,
5650 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5651 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5652 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5653 config/sparc/linux64.h, config/sparc/litecoff.h,
5654 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5655 config/sparc/sparc.h, config/sparc/sparc.md,
5656 config/sparc/sysv4-only.h: Update copyright.
5658 2005-01-18 Richard Henderson <rth@redhat.com>
5661 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5663 2005-01-18 Marc Espie <espie@openbsd.org>
5664 * config/i386/openbsdelf.h: Typo.
5666 2005-01-18 Richard Henderson <rth@redhat.com>
5668 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5669 special case for sse.
5670 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5672 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5674 * tree-inline.c (estimate_num_insns_1): Added cases for
5675 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5677 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5679 PR rtl-optimization/19296
5680 * combine.c (simplify_comparison): Rewrite the condition under
5681 which a non-paradoxical SUBREG of a PLUS can be lifted when
5682 compared against a constant.
5684 2005-01-18 Andi Kleen <ak@muc.de>
5686 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5687 * c.opt (-Wpointer-sign): Add.
5688 * doc/invoke.texi: (-Wpointer-sign): Add.
5690 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5692 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5693 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5694 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5695 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5696 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5697 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5698 for TARGET_MIX_SSE_I387.
5699 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5700 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5701 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5702 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5703 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5704 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5705 TARGET_MIX_SSE_I387.
5706 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5709 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5712 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5713 Add movaps alternative for xmm reg->reg move.
5715 2005-01-17 Jeff Law <law@redhat.com>
5717 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5718 at the end of the main DOM loop rather than just before DOM exits.
5720 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5722 PR tree-optimization/19121
5723 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5724 adding aliases to a name tag, also add them to the pointer's
5726 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5727 sensitive alias info at all. Only check that the two pointers
5728 have compatible pointed-to sets.
5729 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5730 a pointer's type tag is a superset of the alias set of the
5733 2005-01-17 James E Wilson <wilson@specifixinc.com>
5736 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5737 comment to document why.
5739 2005-01-17 Richard Henderson <rth@redhat.com>
5741 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5742 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5743 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5744 sse2_vmsminv2df3_finite): New.
5745 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5746 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5747 Force op1 into register.
5749 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5751 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5752 bubblestrap from always rebuilding build directory.
5754 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5756 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5757 ("*cmpmem_short"): Likewise.
5759 2005-01-17 Steven Bosscher <stevenb@suse.de>
5761 * basic-block.h: Document BB_* flags.
5762 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5763 use an sbitmap instead.
5764 * sched-rgn.c (compute_trg_info): Likewise.
5766 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5768 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5769 redundant target_cpu_default and extra_parts lines. Use the default
5771 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5772 (SUBTARGET_EXTRA_SPECS): Delete.
5773 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5774 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5775 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5776 and "n32" for -mabi=n32.
5778 2005-01-17 Ian Lance Taylor <ian@airs.com>
5781 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5782 fold constant variables into initial values.
5784 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5786 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5788 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5789 through the statements backward.
5791 2005-01-17 Ian Lance Taylor <ian@airs.com>
5793 PR middle-end/13127:
5794 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5795 a variable set to the return value of the inlined function.
5797 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5799 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5800 when modes are tieable.
5802 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5804 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5805 of pthread_create to find out if threads are enabled.
5806 * gthr-posix95.h (__gthread_active_p): Likewise.
5808 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5810 * common.opt (-fnew-ra): Remove.
5812 * toplev.h (flag_new_regalloc): Remove.
5813 * Makefile.in (ra*.*): Don't mention.
5814 * passes.c (rest_of_handle_new_regalloc): Remove.
5815 (rest_of_handle_combine, rest_of_compilation): Always consider
5816 flag_new_regalloc as false.
5817 * doc/invoke.texi: Don't document -fnew-ra.
5819 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5821 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5822 last parameter to reg_scan.
5823 * loop.c (loop_optimize): Likewise.
5824 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5825 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5826 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5827 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5828 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5829 * regclass.c (reg_scan): Likewise, for the declaration.
5830 * rtl.h (reg_scan): Likewise, for the prototype.
5832 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5834 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5835 mark_dfs_back_edges.
5837 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5839 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5840 (compute_avail): Uses don't go in tmp_gen.
5842 2005-01-16 Steven Bosscher <stevenb@suse.de>
5844 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5845 loop to look for a free slot in a page entry.
5847 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5850 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5851 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5852 just before targetm.asm_out.file_end.
5853 * tree.h (process_pending_assemble_output_defs): Declare.
5854 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5856 (assemble_alias): Defer generation of assembly code for defines when
5857 TARGET_DEFERRED_OUTPUT_DEFS is true.
5858 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5859 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5860 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5862 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5865 * pa.c (pa_scalar_mode_supported_p): New function.
5866 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5867 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5869 * pa-protos.h (prefetch_operand): Delete.
5870 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5871 * pa.c (prefetch_operand): Delete.
5872 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5873 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5874 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5875 and prefetch_nocc_operand.
5876 * pa.md (prefetch): Rework to avoid reload problems handling short
5877 displacements when a cache control completer needs to be provided.
5878 (prefetch_32, prefetch_64): Delete.
5879 (prefetch_cc, prefetch_nocc): New patterns.
5881 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5883 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5885 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5888 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5889 exceeds maximum alignment for global common data.
5890 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5891 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5893 2004-01-15 Roger Sayle <roger@eyesopen.com>
5895 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5897 2004-01-15 Roger Sayle <roger@eyesopen.com>
5899 * harg-reg-set.h (reg_class_names): Prototype global array.
5900 * regclass.c (reg_class_names): Declare here and initialize to
5902 (dump_regclass): Remove local declaration of reg_class_names.
5903 (regclass): Likewise.
5904 * cfg.c (dump_flow_info): Likewise.
5905 * ra-debug.c (reg_class_names): Likewise.
5906 * regrename.c (reg_class_names): Likewise.
5907 * reload.c (reg_class_names): Likewise.
5908 * reload1.c (spill_failure): Likewise.
5909 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5911 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5913 * config/s390/s390.md ("reload_outti"): Remove predicate for
5914 output operand. Abort if operand is not a MEM.
5915 ("reload_outdi", "reload_outdf"): Likewise.
5917 2005-01-15 Marc Espie <espie@openbsd.org>
5919 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5920 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5921 * config/openbsd.h: Fix C++ includes for native configurations.
5922 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5923 Add trampoline support.
5924 * config/i386/openbsdelf.h: New.
5926 2005-01-15 Marc Espie <espie@openbsd.org>
5928 * collect2.c (main): Explicitly parse -dynamic-linker option.
5930 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5932 PR tree-optimization/19060
5933 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5934 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5935 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5936 and handle extract_range_from_cond returning false.
5937 * fold-const.c (fold): Optimize comparisons with min/max even for
5938 width > HOST_BITS_PER_WIDE_INT.
5940 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5942 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5943 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5944 Remove little endian multilib variants.
5945 Add mips32 multilib variant.
5947 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5949 * explow.c (copy_all_reg, stabilize): Remove.
5950 * expr.h: Remove the corresponding prototypes.
5952 * rtlanal.c (regs_set_between_p): Remove.
5953 * rtl.h: Remove the corresponding prototype.
5955 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5957 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5958 to rs6000_nonimmediate_operand.
5959 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5960 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5961 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5962 rs6000_nonimmediate_operand.
5963 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5964 rs6000_nonimmediate_operand.
5966 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5968 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5970 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5972 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5974 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5975 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5977 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5978 (rs6k_nonimmediate_operand): New.
5979 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5981 (legitimate_lo_sum_address_p): Same.
5982 (rs6000_legitimize_address): Same.
5983 (rs6000_legitimize_reload_address): Same.
5984 (rs6000_legitimate_address): Same.
5985 (spe_build_register_parallel): Pass DF and DC modes in a DI
5988 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5989 to rs6k_nonimmediate_operand.
5991 * config/rs6000/spe.md ("*frob_df_di"): New.
5992 ("*frob_di_df"): New.
5993 ("*frob_di_df_2"): New.
5994 ("*mov_sidf_e500_subreg0"): New.
5995 ("*mov_sidf_e500_subreg4"): New.
5996 ("*movdf_e500_double"): Change predicate to
5997 rs6k_nonimmediate_operand.
5999 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6001 * postreload.c (move2add_note_store): Only call
6002 trunc_int_for_mode on scalar integers.
6004 2005-01-14 Steven Bosscher <stevenb@suse.de>
6006 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6007 replace BB_VISITED uses.
6008 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6009 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6010 (tree_dce_done): Free visited_control_parents.
6011 (perform_tree_ssa_dce): Allocate and clear it.
6012 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6013 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6014 instead of BB_VISITED.
6016 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6018 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6019 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6020 Remove unused prototypes.
6022 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6024 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6025 64-bit register usage.
6026 (spe_func_has_64bit_regs_p): Add FIXME note.
6028 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6030 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6031 flag_finite_math_only with flag_unsafe_math_optimizations.
6033 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6035 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6037 (__tpf_eh_return): Copy TPF private stack area from the module
6038 boundary stack frame. Add check for when module addresses are
6039 equal, but no stub address is found.
6041 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6044 * arm.h (struct machine_function): Add call_via field.
6045 (thumb_call_via_label): Declare.
6046 * arm.c (thumb_call_via_label): New variable.
6047 (thumb_call_reg_needed): New variable.
6048 (arm_output_function_epilogue): For Thumb code, output any per-function
6049 call-indirect trampolines.
6050 (thumb_call_via_reg): New function.
6051 (arm_file_end): New function.
6052 (TARGET_ASM_FILE_END): Call arm_file_end.
6053 (aof_file_end): Likewise.
6054 * arm-protos.h (thumb_call_via_reg): Declare.
6055 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6056 thumb_call_via_reg in normal case.
6058 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6061 PR rtl-optimization/19348
6062 * recog.c (peephole2_optimize): Do global life update if some peephole
6063 decides it doesn't need at least one of its inputs and that change
6064 influences liveness at the start of the basic block.
6066 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6067 arguments instead of 1.
6069 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6072 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6073 zero for nested functions needing a static chain or functions
6074 with a non-constant address.
6076 2005-01-13 Roger Sayle <roger@eyesopen.com>
6078 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6079 (and (sign_extend X) C) into (zero_extend (and X C)).
6081 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6083 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6085 2005-01-13 Richard Henderson <rth@redhat.com>
6090 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6091 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6092 not just TARGET_SSE.
6093 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6094 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6095 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6096 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6097 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6098 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6099 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6100 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6101 (movdicc_c_rex64): Rename with '*'.
6102 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6103 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6104 (movsfcc_1_387): Rename from movsfcc_1.
6105 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6106 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6107 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6108 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6109 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6110 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6111 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6112 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6113 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6114 sse_movdfcc_const0_4): Remove.
6115 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6116 recognize min/max early. Update for changed sse cmove patterns.
6117 (ix86_split_sse_movcc): New.
6118 * config/i386/i386-protos.h: Update.
6120 2005-01-13 Steven Bosscher <stevenb@suse.de>
6122 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6123 (fix_stmt_v_may_defs): Likewise.
6125 2005-01-13 Richard Henderson <rth@redhat.com>
6127 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6128 for converting the mask.
6130 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6132 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6135 2005-01-13 Richard Henderson <rth@redhat.com>
6137 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6138 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6139 IX86_BUILTIN_MOVDQ2Q): Remove.
6140 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6141 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6142 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6144 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6145 (sse2_pextrw): Fix immediate constraint.
6146 (sse2_loadq, sse2_loadq_rex64): Remove.
6147 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6148 Use __builtin_ia32_vec_ext_<size>.
6149 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6151 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6153 * function.c (assign_parm_setup_block): Look inside original
6154 entry_parm when inspecting PARALLEL.
6156 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6157 Joel Sherrill <joel@oarcorp.com>
6160 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6161 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6162 rtems_gxx_recursive_mutex_init.
6163 (__gthread_recursive_mutex_lock): New function.
6164 (__gthread_recursive_mutex_trylock): Likewise.
6165 (__gthread_recursive_mutex_unlock): Likewise.
6167 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6169 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6171 2005-01-13 Jan Beulich <jbeulich@novell.com>
6173 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6174 (ashrti3_internal): Indicate output is early clobber. Generate result
6175 into output rather than first input. Use move for low word of output
6176 if shift count is exactly 64.
6177 (lshrti3_internal): Likewise.
6179 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6183 * reload1.c (delete_output_reload): Don't delete an output reload
6184 if the pseudo lives longer than a single basic block. Adjust and
6185 improve wording of comment.
6187 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6190 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6191 of TYPE_SIZE where we mean the number of bytes.
6193 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6195 * function.c (assign_parm_setup_block): Relax condition on
6196 multi-register optimization.
6198 2005-01-12 Nick Clifton <nickc@redhat.com>
6200 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6201 an "in_delay_slot" attribute of "no" to prevent them being used in
6202 delay slots. This is forbidden because they might generate
6205 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6208 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6211 2005-01-12 Nick Clifton <nickc@redhat.com>
6213 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6214 passed on to GAS) but do not define, as GAS no longer supports or
6215 needs the -m2000 option.
6217 2005-01-11 Roger Sayle <roger@eyesopen.com>
6219 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6220 type as args of unprototyped builtins aren't automatically promoted.
6221 (fold_builtin_abs): Likewise.
6223 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6225 * Makefile.in: Set a `build-warn' variable.
6227 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6229 PR tree-optimization/17949
6230 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6231 (find_interesting_uses_address): Use it.
6233 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6235 * regrename.c (kill_value): Handle subreg's that won't simplify.
6237 2005-01-11 Richard Henderson <rth@redhat.com>
6240 * config/i386/i386.h (enum ix86_builtins): Move ...
6241 * config/i386/i386.c: ... here.
6242 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6243 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6244 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6245 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6246 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6247 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6248 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6249 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6250 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6251 IX86_BUILTIN_LOADDDUP): Remove.
6252 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6253 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6254 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6255 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6256 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6257 (ix86_init_builtins): Make static.
6258 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6259 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6260 if all the modes match. Otherwise, fake it.
6261 (get_element_number, ix86_expand_vec_init_builtin,
6262 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6263 (ix86_expand_builtin): Make static. Update for changed builtins.
6264 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6265 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6266 (ix86_expand_vector_init_duplicate): New.
6267 (ix86_expand_vector_init_low_nonzero): New.
6268 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6269 Split out from ix86_expand_vector_init; handle integer modes.
6270 (ix86_expand_vector_init): Use them.
6271 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6272 * config/i386/i386-protos.h: Update.
6273 * config/i386/predicates.md (reg_or_0_operand): New.
6274 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6275 (movv2sf_internal): Likewise. And a splitter to match them all.
6276 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6277 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6278 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6279 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6280 (mmx_pinsrw): Fix operand ordering.
6281 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6282 rather than sse_loadss expander.
6283 (movv2df splitter): Similarly.
6284 (sse_loadss, sse_loadlss): Remove.
6285 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6286 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6287 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6288 (sse3_movddup): Rename with '*'.
6289 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6290 (sse2_loadsd): Remove.
6291 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6292 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6293 (sse2_pinsrw): Fix argument ordering.
6294 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6295 (sse2_stored): Remove 'r' destination.
6296 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6297 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6298 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6299 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6300 vec_extractv16qi, vec_initv16qi): New.
6302 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6303 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6304 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6306 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6307 (_mm_load_si128, _mm_store_si128): Likewise.
6308 (_mm_load1_pd): Use _mm_set1_pd.
6309 (_mm_load_sd): Use _mm_set_sd.
6310 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6311 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6312 (_mm_set_epi64): Use _mm_set_epi64x.
6313 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6314 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6315 _mm_setr_epi8): Use _mm_set_foo form.
6316 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6317 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6318 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6319 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6320 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6321 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6322 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6323 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6324 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6325 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6326 (_mm_movedup_pd): Use _mm_shuffle_pd.
6327 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6328 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6329 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6330 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6332 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6333 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6334 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6335 (_mm_store_ps): Use raw dereference.
6336 (_mm_store1_ps): Use _mm_storeu_ps.
6337 (_mm_storer_ps): Use _mm_store_ps.
6338 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6339 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6341 2005-01-11 Stan Shebs <shebs@apple.com>
6343 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6344 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6346 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6349 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6350 Skip all DECLs except for FIELD_DECLs.
6352 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6354 * config/s390/s390.c (override_options): Return error if
6355 -mbackchain, -mpacked-stack and -mhard-float are used together.
6356 (s390_va_start): Remove the backchain && packed-stack special case.
6357 (s390_gimplify_va_arg): Likewise.
6358 * doc/invoke.texi: Remove the ABI incompatibility note.
6360 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6362 * config/s390/s390.c (struct s390_frame_layout): Remove
6364 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6365 save_backchain_p with TARGET_BACKCHAIN.
6367 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6370 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6371 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6372 * function.c (locate_and_pad_parm): Set new field.
6373 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6374 Tweak where_pad test to include "none". Always set mem align for
6376 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6377 not sufficient for type.
6378 (assign_parm_setup_block): If stack_parm is zero on entry, always
6379 make a new stack local. Block move old stack parm if necessary
6380 to new aligned stack local.
6381 (assign_parm_setup_stack): Use a block move to handle
6382 potentially misaligned entry_parm.
6383 (assign_parms_unsplit_complex): Specify required alignment when
6384 creating stack local.
6385 * calls.c (compute_argument_addresses): Override alignment of stack
6386 arg calculated from its type with the alignment given by
6387 FUNCTION_ARG_BOUNDARY.
6388 (store_one_arg): Likewise.
6390 2005-01-11 Jan Beulich <jbeulich@novell.com>
6392 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6393 Change respective itanium_class attribute to ialu.
6394 (shladdp4_internal): New.
6395 * config/ia64/predicates.md (shladd_log2_operand): New.
6397 2005-01-11 Richard Henderson <rth@redhat.com>
6399 * expr.c (store_constructor): Use rtvec_alloc instead of
6400 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6402 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6404 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6406 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6408 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6409 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6410 (TARGET_RWRELOC): Define.
6411 (ia64_rwreloc_section_type_flags): Delete.
6412 (ia64_section_type_flags): New function.
6413 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6414 (TARGET_RWRELOC): Define.
6416 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6419 * config/ia64/ia64.c (process_set): For alloc insn, only call
6420 process_epilogue is !frame_pointer_needed.
6422 2005-01-10 Roger Sayle <roger@eyesopen.com>
6425 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6426 unary operator and can't be treated as a binary/comparison operator.
6428 2005-01-10 Richard Henderson <rth@redhat.com>
6430 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6431 (ix86_return_in_memory): Likewise.
6432 (function_arg_advance): Likewise. Mirror structure in function_arg
6433 for choosing register to advance.
6435 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6437 * tree-vectorizer.c, tree.def: Fix comment typos.
6439 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6441 * config/s390/s390.c (struct processor_costs): 4 new fields:
6442 ddbr, ddr, debr, der.
6443 (s390_rtx_costs): More precise handling of divide instructions.
6445 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6447 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6449 2005-01-10 Jan Beulich <jbeulich@novell.com>
6451 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6452 names resulting from -ffunction-sections/-fdata-sections and linkonce
6454 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6455 based on the section name. Rearrange the section name comparison logic
6456 slightly so that each section name is compared against at most once.
6458 2005-01-10 Ben Elliston <bje@au.ibm.com>
6460 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6461 targets for which -fPIC reduces limitations on the GOT size.
6463 2005-01-09 Falk Hueffner <falk@debian.org>
6465 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6468 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6471 * collect2.c (main): Set aixrtl_flag for -brtl option.
6472 (resolve_lib_name): Search for .so file extension before .a
6475 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6477 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6478 (vect_analyze_data_refs_alignment): Add dump prints.
6480 2005-01-09 Ira Rosen <irar@il.ibm.com>
6482 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6483 expr_invariant_in_loop_p.
6484 Initialize outputs first thing in the function.
6485 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6486 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6487 (vect_analyze_pointer_ref_access): Check that the initial condition of
6488 the access function is loop invariant.
6490 2005-01-09 Richard Henderson <rth@redhat.com>
6492 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6493 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6494 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6495 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6496 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6497 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6498 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6499 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6500 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6501 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6502 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6503 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6504 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6505 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6506 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6507 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6508 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6509 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6510 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6511 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6512 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6513 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6514 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6516 (mmx_clrdi, pavgusb): Remove.
6517 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6518 with leading sse_ prefix.
6519 * config/i386/sse.md: Receive them.
6520 * config/i386/mmx.md: New file.
6521 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6522 (subrv2sf3): Turn into expander for normal subtraction.
6523 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6524 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6525 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6526 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6527 commutative; use ix86_binary_operator_ok.
6528 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6529 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6530 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6531 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6532 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6533 Macroize from existing patterns; use ix86_binary_operator_ok.
6534 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6535 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6536 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6537 with vec_select+vec_concat.
6538 (mmx_pshufw, mmx_pshufw_1): Likewise.
6539 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6540 (mmx_uavgv4hi3): Model correctly.
6541 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6542 _mm_xor_si64): Remove casts.
6544 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6546 PR tree-optimization/19224
6547 * tree-scalar-evolution.c (get_instantiated_value,
6548 set_instantiated_value): New functions.
6549 (instantiate_parameters_1): Cache the results.
6550 (instantiate_parameters, resolve_mixers): Initialize and free
6553 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6555 * config/i386/i386.md (addhi_4): Correct reference in comment.
6558 2005-01-08 Richard Henderson <rth@redhat.com>
6560 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6561 (_mm_cvtsi128_si64x): Likewise.
6562 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6563 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6564 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6565 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6566 * config/i386/i386-protos.h: Update.
6567 * config/i386/i386.c (print_operand): Add 'H'.
6568 (ix86_fixup_binary_operands): Split out from ...
6569 (ix86_expand_binary_operator): ... here.
6570 (ix86_fixup_binary_operands_no_copy): New.
6571 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6572 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6573 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6574 (safe_vector_operand): Use CONST0_RTX.
6575 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6576 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6577 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6578 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6580 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6581 (IX86_BUILTIN_CMPNGESS): New.
6582 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6583 (attr type): Add sselog1.
6584 (attr unit, attr memory): Handle it.
6585 (movti, movti_internal, movti_rex64): Move near other integer moves.
6586 (movtf, movtf_internal): Move near other fp moves.
6587 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6588 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6589 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6590 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6591 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6592 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6593 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6594 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6595 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6596 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6597 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6598 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6599 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6600 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6601 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6602 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6603 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6604 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6605 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6606 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6607 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6608 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6609 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6610 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6611 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6612 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6613 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6614 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6615 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6616 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6617 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6618 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6619 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6620 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6621 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6622 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6623 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6624 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6625 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6626 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6627 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6628 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6629 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6630 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6632 (SSEPUSH, push<SSEPUSH>): Remove.
6633 (MMXPUSH, push<MMXPUSH>): Remove.
6634 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6635 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6636 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6637 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6638 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6639 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6640 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6641 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6642 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6643 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6644 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6645 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6646 (ppro_sse_log_V4SF): Handle sselog1.
6647 * config/i386/predicates.md (const_0_to_1_operand): New.
6648 (const_0_to_255_mul_8_operand): New.
6649 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6650 (const_2_to_3_operand, const_4_to_7_operand): New.
6651 * config/i386/sse.md: New file.
6652 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6653 (sse_movups): Rename from sse_movups_1.
6654 (sse_loadlss): Rename from sse_loadss_1.
6655 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6657 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6658 (absv4sf2, negv2df, absv2df): New.
6659 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6660 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6661 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6662 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6663 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6664 (sse3_addsubv4sf3): Model correctly.
6665 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6666 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6667 (sse_movhlps): Model with vec_select+vec_concat.
6668 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6669 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6670 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6671 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6672 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6673 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6674 sse2_pshufhw_1): Likewise.
6675 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6676 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6677 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6678 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6679 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6680 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6681 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6682 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6683 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6684 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6685 sminv8hi3): Mark commutative
6686 operands. Use ix86_binary_operator_ok.
6687 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6688 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6689 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6690 sse2_punpcklqdq): Allow operand2 in memory.
6691 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6692 sse2_movsd): Add memory alternatives.
6693 (sse_storelps): Turn expander into an insn; split after reload.
6694 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6695 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6697 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6699 * configure.ac (DWARF-2 debug_line): Use objdump.
6700 * configure: Regenerate.
6702 2005-01-08 Jeff Law <law@redhat.com>
6703 Diego Novillo <dnovillo@redhat.com>
6705 PR tree-optimization/18241
6706 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6707 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6708 statements with volatile operands.
6709 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6710 operands after marking a statement with has_volatile_ops.
6712 2005-01-08 Roger Sayle <roger@eyesopen.com>
6714 * tree.c (int_fits_type_p): Always honor integer constant
6715 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6717 2005-01-08 Roger Sayle <roger@eyesopen.com>
6719 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6720 the latent bug in rtl_delete_block has been resolved.
6722 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6724 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6725 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6727 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6729 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6730 library as @multilib_dir@/$(SHLIB_SONAME).
6732 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6734 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6735 * configure: Regenerate.
6737 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6739 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6742 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6745 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6746 Convert non-word aligned offset address using ld/std into
6749 2005-01-07 Richard Henderson <rth@redhat.com>
6751 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6753 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6755 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6757 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6759 PR tree-optimization/19283
6760 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6761 is not shorter than the original type.
6763 PR rtl-optimization/19012
6764 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6766 PR rtl-optimization/18861
6767 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6768 (FULL_STATE): Define.
6769 (mark_tablejump_edge): New function.
6770 (purge_dead_tablejump_edges): New function.
6771 (find_bb_boundaries): Use it.
6773 PR tree-optimization/18828
6774 * builtins.c (expand_builtin_next_arg): Remove argument and all
6775 the argument checking.
6776 (expand_builtin): Adjust caller.
6777 (expand_builtin_va_start): Likewise. Remove error for too many
6779 (fold_builtin_next_arg): Issue error for too many arguments.
6780 After checking arguments, replace them with magic arguments that
6781 prevent further checking of the args.
6783 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6785 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6787 2005-01-06 Roger Sayle <roger@eyesopen.com>
6790 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6791 and %{.S:...} (and their negative variants) to test whether the
6792 input file is assembler or pre-processed-assembler independent of
6793 the actual filename extension.
6795 2005-01-06 Roger Sayle <roger@eyesopen.com>
6797 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6798 of sign or zero extended values.
6800 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6802 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6803 for IBM long double format correctly.
6805 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6807 Fix PR tree-optimization/18792
6809 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6810 to first_loop_depth, and use loop depth instead of loop number.
6811 (build_classic_dir_vector): Ditto.
6812 (compute_data_dependences_for_loop): Use depth, not loop number.
6813 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6814 number. Pass in loops, instead of loop numbers.
6815 (gather_interchange_stats): Ditto.
6816 (linear_transform_loops): Ditto.
6818 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6821 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6822 biv_fits_mode_p, extension_within_bounds_p): New functions.
6823 (check_ext_dependent_givs): Use them.
6825 2005-01-06 Roger Sayle <roger@eyesopen.com>
6827 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6828 more than one barrier, in which case we should delete them all.
6830 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6832 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6834 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6836 Fix PR middle-end/19286
6838 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6839 output this subprogram, simply ignore this attempt to do it again.
6840 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6841 origin attribute if it's not possible.
6842 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6843 (decls_for_scope): Ditto.
6844 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6845 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6847 2005-01-05 Richard Henderson <rth@redhat.com>
6850 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6851 (bdesc_2arg): Use it.
6852 (ix86_expand_binop_builtin): Force operands into registers
6854 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6855 ix86_expand_sse_compare, ix86_expand_sse_comi,
6856 ix86_expand_builtin): Likewise.
6858 2005-01-05 Richard Henderson <rth@redhat.com>
6860 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6862 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6863 (mulv4hi3): Set itanium_class mmmul.
6864 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6865 (fpack): Rename from fpack_sfsf.
6867 2005-01-05 Richard Henderson <rth@redhat.com>
6870 * reload1.c (do_input_reload): Restrict the optimization deleteing
6871 a previous output reload to RELOAD_FOR_INPUT.
6873 2005-01-05 Steven Bosscher <stevenb@suse.de>
6875 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6876 comment that we fall through after case.
6877 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6878 (distribute_links): Likewise.
6879 * cse.c (cse_insn): Likewise.
6880 * cselib.c (cselib_invalidate_mem): Likewise.
6881 * df.c: Update comments at the top of the file.
6882 (read_modify_subreg_p): Update comments here too.
6883 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6884 * flow.c (mark_set_1): Likewise.
6885 (mark_used_regs): Likewise.
6886 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6887 (canon_list_insert): Likewise.
6888 (mark_set): Likewise.
6889 (try_replace_reg): Likewise.
6890 (store_killed_in_insn): Likewise.
6891 * loop.c (count_one_set): Likewise.
6892 (basic_induction_var): Likewise.
6893 * postreload-gcse.c (find_mem_conflicts): Likewise.
6894 * postreload.c (reload_combine_note_store): Likewise.
6895 (move2add_note_store): Likewise.
6896 * reload.c (find_equiv_reg): Likewise.
6897 (mark_referenced_resources): Likewise.
6898 * rtlanal.c (set_noop_p): Likewise.
6899 (note_stores): Likewise.
6900 (note_uses): Likewise.
6901 * sched-deps.c (sched_analyze_1): Likewise.
6902 * sched-rgn.c (check_live_1): Likewise.
6903 (update_live_1): Likewise.
6904 * config/i860/i860.c: Likewise.
6906 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6908 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6910 * doc/rtl.texi: Update documentation for bit-fields and SET.
6912 2005-01-05 Roger Sayle <roger@eyesopen.com>
6914 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6916 2005-01-05 Jan Hubicka <jh@suse.cz>
6917 Richard Henderson <rth@redhat.com>
6920 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6923 2005-01-05 Richard Henderson <rth@redhat.com>
6926 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6927 (sse_shufps): Change operand 3 to const_int_operand.
6928 (sse2_storelps): Fix typo in template.
6929 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6930 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6931 (ix86_expand_builtin): Likewise.
6933 2005-01-05 Julian Brown <julian@codesourcery.com>
6935 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6936 as aggregates for AAPCS ABIs.
6938 2005-01-05 Stan Shebs <shebs@apple.com>
6940 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6941 Mach-O getters if ppc64.
6942 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6944 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6945 signed four-byte field for global code case.
6946 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6948 2005-01-05 Roger Sayle <roger@eyesopen.com>
6951 * c-common.c: Include real.h.
6952 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6953 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6954 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6955 * Makefile.in (c-common.o): Update dependencies.
6957 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6959 * c-parse.in (asm_string): Add trailing semicolon.
6961 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6963 * c-parse.in (asm_string): New. Don't allow wide strings in
6965 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6966 asm_string instead of STRING.
6968 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6970 * c-typeck.c (constructor_no_implicit): Remove.
6971 (set_designator, process_init_element): Don't check
6972 constructor_no_implicit.
6974 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6975 Kaz Kojima <kkojima@gcc.gnu.org>
6978 * lcm.c (create_pre_exit): New.
6979 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6980 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6982 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6984 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6985 -msoft-float in target_float_switch.
6986 * arm.c (arm_override_options): Fix processing of target_float_switch.
6988 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6990 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6993 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6995 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6996 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6998 2005-01-04 Roger Sayle <roger@eyesopen.com>
7000 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7001 if deleting the then-block allows the test-block to fallthru to the
7004 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7007 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7008 after the full declaration if the are in two different TUs.
7010 2005-01-04 Richard Henderson <rth@redhat.com>
7013 * tree-sra.c (generate_one_element_init): Just
7014 call gimplify_and_add.
7015 (generate_element_init): Record the
7016 new referenced variables and mark them for renaming
7017 and split out to ...
7018 (generate_element_init_1): This.
7019 (scalarize_init): Don't call push_gimplify_context/
7020 pop_gimplify_context.
7022 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7024 * toplev.c (get_src_pwd): Handle failure of getpwd().
7026 2005-01-04 Roger Sayle <roger@eyesopen.com>
7028 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7030 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7031 all the cases handled by it are inverted by invert_truthvalue.
7033 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7035 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7036 (save_register_windowsi): Likewise.
7038 2005-01-04 Richard Henderson <rth@redhat.com>
7040 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7042 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7045 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7046 any simplifications of vector mode comparison operators.
7047 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7049 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7050 Devang Patel <dpatel@apple.com>
7052 PR tree-optimization/18308
7053 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7054 the operands before creating a new expression.
7055 * dojump.c (do_jump): Make drop_through_label available
7056 for all cases. Add expansion of COND_EXPR.
7058 2005-01-04 Ira Rosen <irar@il.ibm.com>
7060 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7061 INTEGER_CST instead of TREE_CONSTANT.
7062 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7063 instead of TREE_CONSTANT.
7064 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7065 instead of TREE_CONSTANT.
7067 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7069 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7071 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7074 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7075 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7077 2005-01-03 Richard Henderson <rth@redhat.com>
7079 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7080 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7081 fold_convert_const_real_from_real): Split out from ...
7082 (fold_convert_const): ... here.
7084 2005-01-03 Richard Henderson <rth@redhat.com>
7087 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7088 (mov<MMXMODEI>_internal): Likewise.
7089 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7090 Add V2SF case; use it for SSE1; don't use TI.
7091 (movdf_integer): Likewise.
7092 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7094 2005-01-03 Ira Rosen <irar@il.ibm.com>
7096 * tree-vectorizer.c (vect_strip_conversions): New function.
7097 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7098 check for binary class.
7100 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7104 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7106 * gimple-low.c (mark_blocks_with_used_vars): New function.
7107 (mark_blocks_with_used_subblocks): Ditto.
7108 (mark_used_blocks): Ditto.
7109 (pass_mark_used_blocks): New pass.
7110 * tree-inline.c: Include debug.h.
7111 (expand_call_inline): Call outlining_inline_function here.
7112 * tree-optimize.c (init_tree_optimization_passes): Add
7113 pass_mark_used_blocks.
7114 * tree-pass.h (pass_mark_used_blocks): New.
7115 * Makefile.in (tree-inline.o): Add debug.h dependency.
7117 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7119 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7120 VAR_DECLs to have weak_import attribute.
7122 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7125 2004-01-03 Steven Bosscher <stevenb@suse.de>
7127 * passes.c (rest_of_compilation): Don't run regmove if only
7128 flag_expensive_optimizations, require flag_regmove instead.
7130 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7132 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7134 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7135 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7136 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7137 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7139 2005-01-03 Richard Henderson <rth@redhat.com>
7141 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7142 (ia64_const_ok_for_letter_p): New.
7143 (ia64_const_double_ok_for_letter_p): New.
7144 (ia64_extra_constraint): New.
7145 (ia64_expand_vecint_compare): New.
7146 (ia64_expand_vcondu_v2si): New.
7147 (ia64_expand_vecint_cmov): New.
7148 (ia64_expand_vecint_minmax): New.
7149 (ia64_print_operand): Add 'v'.
7150 (ia64_preferred_reload_class): New.
7151 (ia64_vector_mode_supported_p): New.
7152 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7153 (PREFERRED_RELOAD_CLASS): Move to function.
7154 (CONST_OK_FOR_LETTER_P): Move to function.
7155 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7156 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7157 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7158 (EXTRA_CONSTRAINT): Move to function.
7159 * config/ia64/ia64.md: Include vect.md.
7160 (itanium_class): Add mmalua.
7162 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7164 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7165 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7167 (const_int_2bit_operand): New.
7168 (fr_reg_or_0_operand): New.
7169 * config/ia64/ia64-modes.def: Add vector modes.
7170 * config/ia64/ia64-protos.h: Update.
7171 * config/ia64/vect.md: New file.
7173 2005-01-03 Richard Henderson <rth@redhat.com>
7175 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7177 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7180 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7182 (log1pdf2): Change mode of operands[0,1] to DFmode.
7184 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7186 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7187 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7188 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7189 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7190 SPARC_RELAXED_ORDERING.
7192 2005-01-03 Richard Henderson <rth@redhat.com>
7193 Uros Bizjak <uros@kss-loka.si>
7196 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7197 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7198 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7200 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7201 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7202 const_pow2_1_to_128_operand): New predicates.
7204 2005-01-02 Greg McGary <greg@mcgary.org>
7206 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7208 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7209 object. [ptr_type]: Remove unused variable.
7210 Remember nearest addressable array-element or record-component
7211 when checking bitfield components. Tolerate empty BIND_EXPR.
7213 2005-01-01 Richard Henderson <rth@redhat.com>
7215 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7216 that don't narrow the value. Fail for other conversions.
7218 2005-01-01 Richard Henderson <rth@redhat.com>
7221 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7222 * c-lang.c (finish_file): Don't do it here.
7223 * objc/objc-act.c (objc_finish_file): Likewise.
7225 * cgraph.c (decl_assembler_name_equal): New.
7226 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7227 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7228 * cgraph.h (struct cgraph_varpool_node): Add next.
7229 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7230 * varasm.c (assemble_alias): Mark the target as needed.
7232 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7235 * function.c (get_arg_pointer_save_area): Use entry_of_function
7236 instead of get_insns.
7238 2005-01-01 Roger Sayle <roger@eyesopen.com>
7239 Andrew Pinski <pinskia@physics.uc.edu>
7240 James E. Wilson <wilson@specifixinc.com>
7242 PR rtl-optimization/12092
7243 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7246 2005-01-01 Roger Sayle <roger@eyesopen.com>
7247 Olivier Hainque <hainque@act-europe.fr>
7249 * tree.c (int_fits_type_p): A narrower type always fits in a
7250 wider one, except for negative values into unsigned types.
7252 2005-01-01 Roger Sayle <roger@eyesopen.com>
7254 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7255 with the original constant rather than require TREE_OVERFLOW.
7257 2005-01-01 Steven Bosscher <stevenb@suse.de>
7260 * c-decl.c (finish_function): If compiling C99, annotate the
7261 compiler generated return with the current file name and line 0.
7262 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7263 the source line is greater than 0.
7264 (remove_bb): Likewise.
7266 See ChangeLog.12 for earlier changes.