| blob | 82f224c35c7be8b75bff37fe22cf10ed144fa609 |
1 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3 * optc-gen.awk: Handle stand-alone Mask records.
4 * opth-gen.awk: Likewise.
5 * doc/options.texi (Option file format): Document them.
6 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
7 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
10 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
11 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
12 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
13 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
14 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
15 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
16 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
17 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
18 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
19 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
20 TARGET_LONG_DOUBLE_128): Likewise.
21 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
22 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
23 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
24 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
25 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
26 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
27 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
28 * config/sparc/sparc.c (fpu_option_set): New global.
29 (sparc_handle_option): New function.
30 (sparc_override_options): Test fpu_option_set.
31 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
32 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
33 * config/sparc/sparc.opt: New file.
34 * config/sparc/little-endian.opt: Likewise.
35 * config/sparc/long-double-switch.opt: Likewise.
37 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
39 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
40 (bfin_handle_options): Set it if -mshared-library-id= is seen.
41 * config/bfin/bfin.opt (mshared-library-id=): Lose
42 Var(bfin_lib_id_given).
44 2005-04-13 Matt Thomas <matt@3am-software.com>
46 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
47 defining.
49 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
51 * rtl.h (CLEAR_RTX_FLAGS): Remove.
53 * cgraphunit.c (INSNS_PER_CALL): Remove.
55 * tree-ssa-forwprop.c (vars,
56 record_single_argument_cond_exprs,
57 substitute_single_use_vars): Remove.
58 (forward_propagate_into_cond_1, forward_propagate_into_cond):
59 New.
60 (tree_ssa_forward_propagate_single_use_vars): Call
61 forward_propagate_into_cond for each COND_EXPR.
63 * tree-inline.c (INSNS_PER_STMT): Remove.
65 2005-04-12 Richard Henderson <rth@redhat.com>
67 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
68 (ix86_expand_sse_fp_minmax): ... from ...
69 (ix86_expand_fp_movcc): ... here.
70 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
71 * config/i386/i386-protos.h: Update.
72 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
73 (sse_setccsf, sse_setccdf): Allow before reload.
74 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
75 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
76 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
77 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
78 (anddf3, nanddf3, iordf3, xordf3): New.
80 2005-04-12 Jeff Law <law@redhat.com>
82 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
83 (tree-ssa-uncprop.o): Add dependencies.
84 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
85 * tree-flow.h (remove_useless_stmts): Remove prototype.
86 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
87 remove_useless_stmts.
88 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
89 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
90 * tree-pass.h (pass_uncprop): Declare.
91 * tree-ssa-uncprop.c: New file.
93 2005-04-12 James E. Wilson <wilson@specifixinc.com>
95 PR target/20670
96 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
98 2005-04-12 Caroline Tice <ctice@apple.com>
100 Temporary fix for partitioning problems.
101 * passes.c (rest_of_handle_final): Remove code that
102 frees unlikely_text_section_name,
103 * varasm.c (assemble_start_function): Test for partitioning
104 flag before writing out section labels.
105 (assemble_end_function): Test for partitioning flag before
106 writing out section labels.
108 2005-04-12 Steven Bosscher <stevenb@suse.de>
109 Stuart Hastings <stuart@apple.com>
110 Jan Hubicka <jh@suse.cz>
112 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
113 references to gt-tree-cfg.h.
114 * basic-block.h (struct basic_block_def): Don't skip rbi
115 for garbage collection.
116 (struct reorder_block_def): Make GTY-able.
117 (struct control_flow_graph): New structure.
118 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
119 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
120 but instead defines to the control_flow_graph for cfun.
121 (label_to_block_map): New define, points to the label map of
122 the control_flow_graph for cfun.
123 (n_edges_for_function, n_basic_blocks_for_function,
124 last_basic_block_for_function, basic_block_info_for_function,
125 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
126 basic_block_info_for_function, label_to_block_map_for_function):
127 Counterparts for the above, taking a struct function as an extra
128 argument.
129 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
130 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
131 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
132 (alloc_rbi_pool, free_rbi_pool): Remove.
133 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
134 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
135 here...
136 (cfg_layout_finalize) ... and don't free it here.
137 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
138 garbage collected.
139 * flow.c (free_basic_block_vars): Set label_to_block_map and
140 n_edges to zero too.
141 * function.h (struct function): Add cfg field.
142 * function.c (allocate_struct_function): Allocate the cfg.
143 * tree-cfg.c (label_to_block_map): Remove.
144 (build_tree_cfg): Don't allocate the rbi pool here...
145 (delete_tree_cfg_annotations): ...and don't free it here.
146 Also don't nullify label_to_block_map for cfun.
148 2005-04-12 Caroline Tice <ctice@apple.com>
150 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
151 Revert my patch from April 9.
152 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
153 (reorder_basic_blocks): Revert my patch from April 9.
154 (insert_section_boundary_note): Revert my patch from April 9.
155 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
156 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
157 (COLD_END_LABEL): Revert my patch from April 9.
158 (cold_text_section_label): Revert my patch from April 9.
159 (cold_end_label): Revert my patch from April 9.
160 (dwarf2out_switch_text_section): Revert my patch from April 9.
161 (output_aranges): Revert my patch from April 9.
162 (output_ranges): Revert my patch from April 9.
163 (output_line_info): Revert my patch from April 9.
164 (add_location_or_const_value_attribute): Revert my patch from April 9.
165 (dwarf2out_var_location): Revert my patch from April 9.
166 (dwarf2out_init): Revert my patch from April 9.
167 (dwarf2out_finish): Revert my patch from April 9.
168 * function.h (struct function): Revert my patch from April 9.
169 * opts.c (decode_options): Revert my patch from April 9.
170 * output.h (unlikely_section_label, hot_section_label,
171 hot_section_end_label, cold_section_end_label,
172 unlikely_text_section_name): Revert my patch from April 9.
173 * passes.c (rest_of_handle_final): Revert my patch from April 9.
174 * varasm.c (unlikely_section_label, hot_section_label,
175 hot_section_end_label, cold_section_end_label,
176 unlikely_text_section_name): Revert my patch from April 9.
177 (initialize_cold_section_name): Revert my patch from April 9.
178 (unlikely_text_section): Revert my patch from April 9.
179 (in_unlikely_text_section): Revert my patch from April 9.
180 (named_section): Revert my patch from April 9.
181 (function_section): Revert my patch from April 9.
182 (current_function_section): Revert my patch from April 9.
183 (assemble_start_function): Revert my patch from April 9.
184 (assemble_end_function): Revert my patch from April 9.
185 (default_section_type_flags_1): Revert my patch from April 9.
187 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
189 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
190 * config/sparc/sparc.md (untyped_call): Save the registers manually.
192 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
194 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
196 PR middle-end/20917
197 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
198 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
200 2004-04-12 Richard Henderson <rth@redhat.com>
202 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
203 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
204 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
205 (UNSPEC_*, UNSPECV_*): Renumber.
207 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
209 PR mudflap/19266
210 From Richard Henderson <rth@redhat.com>:
211 * tree-mudflap.c (mf_build_check_statement_for): Correct block
212 splitting logic.
214 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
216 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
218 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
220 * config/bfin/bfin.c (bfin_library_id_string): Remove.
221 (bfin_library_id): New variable.
222 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
223 instead of bfin_library_id_string.
224 (bfin_handle_option): New function.
225 (override_options): Remove most code to deal with shared library IDs,
226 just check they aren't used without -mid-shared-library.
227 (TARGET_HANDLE_OPTION): Define.
228 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
229 * config/bfin/bfin.opt (mshared-library-id=): New.
231 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
233 * tree-vect-transform.c: Fix comment typos.
235 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
237 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
238 split critical edges when not possible/profitable.
240 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
242 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
243 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
244 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
245 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
246 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
247 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
248 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
249 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
250 MASK_NO_BITFIELD.
251 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
252 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
253 * config/ns32k/ns32k.opt: New file.
255 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
257 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
258 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
259 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
260 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
261 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
262 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
263 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
264 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
265 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
266 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
267 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
268 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
269 (MASK_COLDFIRE): Formatting fixes.
270 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
271 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
272 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
273 "_current_shared_library_a5_offset_".
274 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
275 (MASK_ALL_CPU_BITS): New macro.
276 (m68k_handle_option): New function.
277 (override_options): Remove handling of m68k_library_id_string.
278 * config/m68k/m68k.opt: New file.
279 * config/m68k/ieee.opt: New file.
281 2005-04-11 Mark Mitchell <mark@codesourcery.com>
283 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
284 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
285 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
286 (TARGET_CXX): Adjust accordingly.
287 * target.h (struct gcc_target): Remove epxort_class_data. Add
288 determine_class_data_visibility and class_data_always_comdat.
289 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
290 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
291 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
292 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
293 (arm_cxx_determine_class_data_visibility): New.
294 (arm_cxx_class_data_always_comdat): Likewise.
295 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
296 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
297 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
298 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
299 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
300 Define.
302 2005-04-11 Devang Patel <dpatel@apple.com>
304 * tree-data-ref.c (build_classic_dist_vector,
305 compute_subscript_distance): Make externally visible.
306 * tree-data-ref.h (build_classic_dist_vector,
307 compute_subscript_distance): Same.
308 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
309 Check distance vector against vectorization factor.
310 (vect_analyze_loop): Determine vectorizaion factor before
311 analyzing data dependences.
312 * tree-vectorizer.c (loops_num): Make it externally visible and
313 rename ...
314 * tree-vectorizer.c (vect_loops_num): ... new name.
315 * tree-vectorizer.h (vect_loops_num): New.
317 2005-04-11 Devang Patel <dpatel@apple.com>
319 * tree-vect-analyze.c (vect_analyze_operations): Check
320 vectorizable codition.
321 * tree-vect-transform.c (vect_is_simple_cond): New function.
322 (vectorizable_condition): New function.
323 (vect_transform_stmt): Handle condition_vec_info_type.
324 * tree-vectorizer.h (enum stmt_vec_info_type): Add
325 condition_vec_info_type.
326 (vectorizable_condition): New.
328 2005-04-11 Geoffrey Keating <geoffk@apple.com>
330 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
331 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
332 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
334 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
335 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
337 * dwarf2out.c (output_line_info): Don't try to dereference
338 a NULL current_function_decl.
340 * config/t-slibgcc-darwin: Don't put shared libraries in
341 directories other than $(slibdir).
342 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
343 OS uses for it.
345 2005-04-11 Diego Novillo <dnovillo@redhat.com>
347 PR tree-optimization/20933
348 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
349 logic to reject aliases between read-only and writable
350 variables ...
351 (may_alias_p): ... here.
352 (get_tmt_for): Do not associate read-only tags to pointers
353 whose pointed-to type is not read-only.
354 * tree-ssa.c (verify_ssa): Check that memory stores have at
355 least one V_MAY_DEF or V_MUST_DEF.
357 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
359 PR/17092
360 * configure.ac (gcc_UNLOCKED_FUNCS): New.
361 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
362 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
363 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
364 _unlocked function.
365 (fwrite_unlocked): Fix prototype.
367 * configure, config.in: Regenerate.
369 2005-04-11 David Edelsohn <edelsohn@gnu.org>
371 * tree-ssa-loop-im.c: Include real.h.
372 (determine_invariantness_stmt): If real division divisor is
373 invariant and flag_unsafe_math_optimizations enabled, generate
374 invariant reciprocal for hoisting.
375 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
377 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
379 Fix PR tree-optimization/20926
381 * tree-ssa-alias.c (add_type_alias): Handle subvars.
383 2005-04-11 Devang Patel <dpatel@apple.com>
385 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
386 operand ordering.
388 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
390 * fold-const.c (fold_binary_op_with_conditional_arg):
391 use fold_buildN instead of "fold (buildN" in some
392 non obvious places.
393 (fold_unary): Likewise.
394 (fold_binary): Likewise.
396 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
398 Fix PR tree-optimization/20612
399 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
400 handling
401 (perfect_nestify): preheaderbb is *not* part of loop of the
402 old destination.
404 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
406 * tree-ssa-alias.c (may_alias_p): If the variable
407 is a global variable and the pointer is parameter
408 and -fargument-noalias-global is used, then
409 the pointer cannot alias the variable.
411 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
413 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
414 * config/sparc/sparc.h: Likewise.
415 * config/sparc/sparc.md: Likewise.
417 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
419 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
421 * tree-vrp.c: Fix a comment typo.
423 2005-04-11 Diego Novillo <dnovillo@redhat.com>
425 PR tree-optimization/20920
426 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
427 SSA_NAME flows through an abnormal edge.
428 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
429 through abnormal edges.
430 (maybe_add_assert_expr): Likewise.
432 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
434 * config/s390/s390.h (s390_tune_string, s390_arch_string)
435 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
436 (s390_stack_size_string, s390_stack_guard_string, target_flags)
437 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
438 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
439 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
440 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
441 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
442 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
443 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
444 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
445 (TARGET_HANDLE_OPTION): Likewise.
446 (s390_tune): Initialize to PROCESSOR_max.
447 (s390_arch_string): Make static.
448 (s390_tune_string, s390_warn_framesize_string): Delete.
449 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
450 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
451 (s390_handle_arch_option, s390_handle_option): New functions.
452 (override_options): Remove parsing of option strings.
453 * config/s390/s390.opt: New file.
455 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
457 * tree-complex.c (expand_vector_operations): Call
458 update_stmt_if_modified.
460 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
462 * tree-vect-analyze (vect_determine_vectorization_factor):
463 Do not use GET_MODE_NUNITS.
464 * tree-vect-transform.c (vect_get_vec_def_for_operand,
465 (vectorizable_load, vect_transform_loop): Likewise.
467 2005-04-11 Uros Bizjak <uros@kss-loka.si>
469 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
470 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
471 * optabs.h (enum optab_index): Add new OTI_lceil.
472 (lceil_optab): Define corresponding macro.
473 * optabs.c (init_optabs): Initialize lceil_optab.
474 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
475 and lceildi2 patterns.
476 * builtins.c (expand_builtin_int_roundingfn): Handle
477 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
478 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
479 BUILT_IN_LLCEIL{,F,L}.
480 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
481 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
482 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
483 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
484 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
485 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
486 into lceil built-in function and (long long int)ceil{,f,l} into
487 llceil built-in function.
488 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
489 BUILT_IN_LLCEIL.
491 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
493 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
494 zero.
496 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
498 * config/arm/arm.c: Fix a comment typo.
499 * doc/tree-ssa.texi: Fix a typo.
501 2005-04-10 Steven Bosscher <stevenb@suse.de>
503 * cselib.c (clear_table): Rename to cselib_clear_table.
504 * cselib.h (cselib_clear_table): Add prototype.
505 * gcse.c (gcse_main): Make 'f' argument unused.
506 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
507 of each basic block instead.
508 (compute_sets, compute_hash_table_work): Likewise.
509 (constprop_register): Change int 'alter_jumps' argument to bool.
510 (do_local_cprop): Likewise.
511 (local_cprop_pass): Likewise. Also walk basic blocks instead of
512 the insn chain. Explicitly clear the cselib tables after finishing
513 one basic block. Make sure there are no unterminated libcall blocks.
514 Update compute_sets call.
515 (cprop): Walk basic blocks instead of the insn chain.
516 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
517 Likewise.
518 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
519 one_cprop_pass calls.
521 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
523 * combine.c (combine_simplify_rtx): Remove a transformation that
524 relies on an invalid assumption about rtl sign-extension semantics.
526 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
528 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
529 to build_int_cst_wide.
531 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
533 PR target/20126
534 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
535 set the original address pseudo to the correct value before the
536 original insn, if possible, and leave the insn alone, otherwise
537 create a new pseudo, set it and replace it in the insn.
538 * recog.c (validate_change_maybe_volatile): New.
539 * recog.h (validate_change_maybe_volatile): Declare.
541 2005-04-09 Caroline Tice <ctice@apple.com>
543 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
544 Remove targetm.have_named_sections test.
545 (fix_edges_for_rarely_executed_code): Likewise.
546 (insert_section_boundary_note): Likewise.
547 (reorder_basic_blocks): Check partitioning flag before calling
548 verify_hot_cold_block_grouping.
549 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
550 the function struct rather than global variables.
551 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
552 (COLD_END_LABEL): Likewise
553 (cold_text_section_label): New static global variable.
554 (cold_end_label): Likewise.
555 (dwarf2out_switch_text_section): Get hot/cold section labels from
556 the function struct rather than global variables.
557 (output_aranges): Use cold_text_section_label and cold_end_label;
558 check partitioning flag before putting out delta.
559 (output_ranges): Remove incorrect code attempting to use
560 hot/cold labels.
561 (output_line_info): Get cold section label from function struct.
562 (add_location_or_const_value_attribute): Likewise.
563 (get_subprogram_die): Get hot/cold section labels from function struct.
564 (dwarf2out_var_location): Likewise.
565 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
566 write out cold_text_section_label if partition flag is set.
567 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
568 * function.h (struct function): Add new fields to point to hot/cold
569 section labels: hot_section_label, cold_section_label,
570 hot_section_end_label and cold_section_end_label; also add new field
571 for cold text section name, unlikely_text_section_name.
572 * opts.c (decode_options): Turn off partitioning flag if
573 !targetm.have_named_sections.
574 * output.h (hot_section_label): Remove.
575 (hot_section_end_label): Remove.
576 (cold_section_end_label): Remove.
577 (unlikely_section_label): Remove.
578 (unlikely_text_section_name): Remove.
579 * passes.c (rest_of_handle_final): Remove code that frees
580 unlikely_text_section_name.
581 * varasm.c (unlikely_section_label): Remove.
582 (hot_section_label): Remove.
583 (hot_section_end_label): Remove.
584 (cold_section_end_label): Remove.
585 (unlikely_text_section_name): Remove.
586 (initialize_cold_section_name): Modify to call
587 targetm.strip_name_encoding; to store cold section name in current
588 function struct, if it exists; and to only use the decl_section_name
589 if flag_named_sections is true.
590 (unlikely_text_section): Modify to get section name out of current
591 function struct, if there is one; otherwise build it from
592 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
593 (in_unlikely_text_section): Likewise.
594 (named_section): Modify to get/put cold section name in current function
595 struct, if there is one.
596 (function_section): Change 'bool unlikely' to 'int reloc'; check
597 targetm.have_named_sections before calling named_section.
598 (current_function_section): Likewise.
599 (assemble_start_function): Modify to get/put unlikely_text_section_name
600 in current function struct; modify to get hot/cold section labels
601 from function struct; initialize labels using
602 ASM_GENERATE_INTERNAL_LABEL;
603 test partitioning flag before writing out hot section label.
604 (assemble_end_function): Test partitioning flag before writing out
605 hot/cold section labels.
606 (default_section_type_flags_1): Modify to use array instead of
607 char* for unlikely_text_section_name; set flags correctly for
608 cold text section if there is not a current function decl.
610 2005-04-09 Jakub Jelinek <jakub@redhat.com>
612 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
613 and TI_VA_LIST_FPR_COUNTER_FIELD.
614 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
615 * tree-pass.h (pass_stdarg): Add.
616 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
617 * tree-stdarg.c: New file.
618 * tree-stdarg.h: New file.
619 * Makefile.in (OBJS-common): Add tree-stdarg.o.
620 (tree-stdarg.o): Add dependencies.
621 * function.h (struct function): Add va_list_gpr_size and
622 va_list_fpr_size fields.
623 * function.c (allocate_struct_function): Initialize them.
624 * target.h (struct gcc_target): Add stdarg_optimize_hook.
625 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
626 (TARGET_INITIALIZER): Add it.
628 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
629 va_list_{g,f}pr_counter_field.
630 (ix86_setup_incoming_varargs): Don't do anything if reg_save
631 area will not be used. Only save registers that tree-stdarg.c
632 detected they need saving.
633 (ix86_va_start): Don't set up fields that won't be used.
635 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
636 va_list_{g,f}pr_counter_field.
637 (setup_incoming_varargs): Don't do anything if reg_save
638 area will not be used. Only save registers that tree-stdarg.c
639 detected they need saving.
640 (rs6000_va_start): Don't set up fields that won't be used.
642 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
643 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
644 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
645 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
647 2005-04-09 Jakub Jelinek <jakub@redhat.com>
649 PR target/20795
650 * config/i386/i386.c (construct_container): Pass empty aligned
651 struct, union or class in memory.
653 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
655 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
656 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
657 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
658 config/rs6000/predicates.md: Fix comment typos.
660 * sched-int.h (haifa_insn_data): Remove blockage and units.
661 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
662 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
663 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
665 2005-04-09 Jan Hubicka <jh@suse.cz>
666 Steven Bosscher <stevenb@suse.de>
668 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
669 * cfgloop.c (get_loop_exit_edges): Likewise.
670 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
671 (unloop): Likewise.
672 * loop-unroll.c (analyze_insns_in_loop): Likewise.
673 * tree-cfg.c (dump_cfg_status): Likewise.
675 2005-04-09 David Edelsohn <edelsohn@gnu.org>
677 * config/rs6000/predicates.md (altivec_register_operand): Remove
678 redundant match_code test.
679 (gpc_reg_operand): Same.
680 (cc_reg_operand): Same.
681 (cc_reg_not_cr0_operand): Same.
683 2005-04-09 Jan Hubicka <jh@suse.cz>
685 Forgotten hunk from my last merge patch:
686 * final.c (output_addr_const): Do not call mark_referenced.
688 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
690 * doc/tree-ssa.texi: Add immediate use documentation.
692 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
694 * arm.c (FL_WBUF): Define.
695 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
696 (arm_is_6_or_7): Delete.
697 (arm_tune_wbuf): New.
698 (arm_override_options): Set arm_tune_wbuf.
699 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
700 (arm_is_6_or_7): Delete declaration.
701 (arm_tune_wbuf): New declartion.
702 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
703 (model_wbuf): Derive from arm_tune_wbuf.
704 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
705 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
706 (arm740t): Mark CPUs as having a write buffer.
708 2005-04-09 Uros Bizjak <uros@kss-loka.si>
710 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
711 of 'const_double_operand' in operand 2 constraints. Update enable
712 condition.
714 2005-04-09 Uros Bizjak <uros@kss-loka.si>
716 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
717 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
718 * optabs.h (enum optab_index): Add new OTI_lfloor.
719 (lfloor_optab): Define corresponding macro.
720 * optabs.c (init_optabs): Initialize lfloor_optab.
721 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
722 and lfloordi2 patterns.
723 * builtins.c (expand_builtin_int_roundingfn): New prototype.
724 (expand_builtin_int_roundingfn): New function.
725 (fold_builtin_int_roundingfn): New prototype.
726 (fold_builtin_int_roundingfn): New function, renamed from
727 fold_builtin_lround.
728 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
729 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
730 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
731 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
732 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
733 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
734 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
735 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
736 into lfloor built-in function and (long long int)floor{,f,l} into
737 llfloor built-in function.
738 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
739 BUILT_IN_LLFLOOR.
741 2005-04-08 Ian Lance Taylor <ian@airs.com>
743 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
744 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
745 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
746 (DO_COND, DO_BODY): Likewise.
747 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
748 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
749 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
750 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
751 (build_continue_stmt, build_break_stmt): Don't declare.
752 (c_do_switch_warnings): Update declaration.
753 * c-gimplify.c (enum bc_t): Remove.
754 (struct c_gimplify_ctx, ctxp): Remove.
755 (push_context, pop_context): Remove static functions.
756 (c_genericize): Don't call push_context or pop_context.
757 (begin_bc_block, finish_bc_block): Remove static functions.
758 (build_bc_goto): Likewise.
759 (gimplify_c_loop): Likewise.
760 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
761 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
762 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
763 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
764 * c-common.c (c_do_switch_warnings): Rename from
765 c_do_switch_warnings_1.
766 (c_do_switch_warnings) [old version]: Remove.
767 (c_do_switch_expr_warnings): Remove.
768 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
769 function instead of c_do_switch_expr_warnings.
770 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
771 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
772 * c-pretty-print.c (pp_c_statement): Likewise.
773 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
775 2005-04-08 Devang Patel <dpatel@apple.com>
777 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
778 While selecting replacement condition pay attention to loop header.
780 2005-04-08 Diego Novillo <dnovillo@redhat.com>
782 Merge from tree-cleanup-branch: VRP, store CCP, store
783 copy-prop, incremental SSA updating of FUD chains and
784 newly exposed symbols.
786 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
787 (OBJS-common): Add tree-vrp.o.
788 (tree-vrp.o): New rule.
789 * basic-block.h (nearest_common_dominator_for_set): Declare.
790 * common.opt (ftree-store-ccp): New flag.
791 (ftree-copy-prop): New flag.
792 (ftree-vrp): New flag.
793 (ftree-store-copy-prop): New flag.
794 * dominance.c (nearest_common_dominator_for_set): New.
795 * domwalk.c (walk_dominator_tree): Only traverse
796 statements in blocks marked in walk_data->interesting_blocks.
797 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
798 * fold-const.c (fold): Handle ASSERT_EXPR.
799 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
800 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
801 flag_tree_vrp at -O2.
802 * timevar.def (TV_TREE_VRP): Define.
803 (TV_TREE_COPY_PROP): Define.
804 (TV_TREE_STORE_COPY_PROP): Define.
805 (TV_TREE_SSA_INCREMENTAL): Define.
806 (TV_TREE_STORE_CCP): Define.
807 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
808 to kill_redundant_phi_nodes from comment.
809 (verify_expr): Handle ASSERT_EXPR.
810 * tree-dfa.c (mark_new_vars_to_rename): Remove second
811 argument. Update all users.
812 (mark_call_clobbered_vars_to_rename): Remove. Update all
813 users.
814 * tree-flow-inline.h (unmodifiable_var_p): New.
815 * tree-flow.h (enum value_range_type): Declare.
816 (struct value_range_def): Declare.
817 (value_range): Declare.
818 (remove_all_phi_nodes_for): Remove. Update all users.
819 (find_phi_node_for): Declare.
820 (add_type_alias): Declare.
821 (count_uses_and_derefs): Declare.
822 (kill_redundant_phi_nodes): Remove.
823 (rewrite_into_ssa): Remove.
824 (rewrite_def_def_chains): Remove.
825 (update_ssa, register_new_name_mapping, create_new_def_for,
826 need_ssa_update_p, name_registered_for_update_p,
827 release_ssa_name_after_update_ssa, dump_repl_tbl,
828 debug_repl_tbl, dump_names_replaced_by,
829 debug_names_replaced_by, mark_sym_for_renaming,
830 mark_set_for_renaming, get_current_def, set_current_def,
831 get_value_range, dump_value_range, debug_value_range,
832 dump_all_value_ranges, debug_all_value_ranges,
833 expr_computes_nonzero, loop_depth_of_name,
834 unmodifiable_var_p): Declare.
835 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
836 ASSERT_EXPR.
837 * tree-into-ssa.c (block_defs_stack): Update comment.
838 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
839 syms_to_rename, names_to_release, repl_tbl,
840 need_to_initialize_update_ssa_p, need_to_update_vops_p,
841 need_to_replace_names_p): New locals.
842 (NAME_SETS_GROWTH_FACTOR): Define.
843 (struct repl_map_d): Declare.
844 (struct mark_def_sites_global_data): Add field
845 interesting_blocks.
846 (enum rewrite_mode): Declare.
847 (REGISTER_DEFS_IN_THIS_STMT): Define.
848 (compute_global_livein): Use last_basic_block instead of
849 n_basic_blocks.
850 (set_def_block): Remove last argument. Update all callers.
851 (prepare_use_operand_for_rename): Remove. Update all callers.
852 (prepare_def_operand_for_rename): Remove. Update all callers.
853 (symbol_marked_for_renaming): New.
854 (is_old_name): New.
855 (is_new_name): New.
856 (repl_map_hash): New.
857 (repl_map_eq): New.
858 (repl_map_free): New.
859 (names_replaced_by): New.
860 (add_to_repl_tbl): New.
861 (add_new_name_mapping): New.
862 (mark_def_sites): Assume that all the operands in the
863 statement are in normal form.
864 (find_idf): Assert that the block in the stack is valid.
865 (get_default_def_for): New.
866 (insert_phi_nodes_for): Add new argument 'update_p'.
867 Add documentation.
868 If update_p is true, add a new mapping between the LHS of
869 each new PHI and the name that it replaces.
870 (insert_phi_nodes_1): Only call find_idf if needed.
871 (get_reaching_def): Call get_default_def_for.
872 (rewrite_operand): Remove.
873 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
874 and REWRITE_THIS_STMT are false.
875 Assume that all the operands in the statement are in
876 normal form.
877 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
878 (rewrite_virtual_phi_arguments): Remove.
879 (invalidate_name_tags): Remove.
880 (register_new_update_single, register_new_update_set,
881 rewrite_update_init_block, replace_use,
882 rewrite_update_fini_block, rewrite_update_stmt,
883 rewrite_update_phi_arguments): New.
884 rewrite_blocks): Remove argument 'fix_virtual_phis'.
885 Add arguments 'entry', 'what' and 'blocks'.
886 Initialize the dominator walker according to 'what' and
887 'blocks'.
888 Start the dominator walk at 'entry'.
889 (mark_def_site_blocks): Add argument 'interesting_blocks'.
890 Use it to configure the dominator walker.
891 (rewrite_into_ssa): Remove argument 'all'.
892 Make internal.
893 (rewrite_all_into_ssa): Remove.
894 (rewrite_def_def_chains): Remove.
895 (mark_def_interesting, mark_use_interesting,
896 prepare_phi_args_for_update, prepare_block_for_update,
897 prepare_def_site_for, prepare_def_sites,
898 dump_names_replaced_by, debug_names_replaced_by,
899 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
900 delete_update_ssa, create_new_def_for,
901 register_new_name_mapping, mark_sym_for_renaming,
902 mark_set_for_renaming, need_ssa_update_p,
903 name_registered_for_update_p, ssa_names_to_replace,
904 release_ssa_name_after_update_ssa,
905 insert_updated_phi_nodes_for, update_ssa): New.
906 * tree-loop-linear.c (linear_transform_loops): Call
907 update_ssa instead of rewrite_into_ssa.
908 * tree-optimize.c (vars_to_rename): Remove.
909 Update all users.
910 (init_tree_optimization_passes): Replace
911 pass_redundant_phi with pass_copy_prop.
912 Add pass_vrp.
913 Replace pass_ccp with pass_store_ccp.
914 Add pass_store_copy_prop after pass_store_ccp.
915 (execute_todo): If the TODO_ flags don't include updating
916 the SSA form, assert that it does not need to be updated.
917 Call update_ssa instead of rewrite_into_ssa and
918 rewrite_def_def_chains.
919 If TODO_verify_loops is set, call verify_loop_closed_ssa.
920 (tree_rest_of_compilation):
921 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
922 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
923 TODO_cleanup_cfg): Renumber.
924 (TODO_verify_loops, TODO_update_ssa,
925 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
926 TODO_update_ssa_only_virtuals): Define.
927 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
928 Declare.
929 * tree-phinodes.c (make_phi_node): Update documentation.
930 (remove_all_phi_nodes_for): Remove.
931 (find_phi_node_for): New.
932 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
933 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
934 (interpret_rhs_modify_expr): Likewise.
935 * tree-sra.c (decide_instantiations): Mark all symbols in
936 SRA_CANDIDATES for renaming.
937 (mark_all_v_defs_1): Rename from mark_all_v_defs.
938 (mark_all_v_defs): New function. Update all users to call it
939 with the whole list of scalarized statements, not just the
940 first one.
941 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
942 (compute_flow_insensitive_aliasing): If the tag is
943 unmodifiable and the variable isn't or vice-versa, don't
944 make them alias of each other.
945 (setup_pointers_and_addressables): If the type tag for
946 VAR is about to change, mark the old one for renaming.
947 (add_type_alias): New.
948 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
949 (ccp_lattice_t): Rename from latticevalue.
950 (value): Remove. Update all users.
951 (const_val): New local variable.
952 (do_store_ccp): New local variable.
953 (dump_lattice_value): Handle UNINITIALIZED.
954 (debug_lattice_value): New.
955 (get_default_value): Re-write.
956 (set_lattice_value): Re-write.
957 (def_to_varying): Remove. Update all users.
958 (likely_value): Return VARYING for statements that make
959 stores when STORE_CCP is false.
960 Return VARYING for any statement other than MODIFY_EXPR,
961 COND_EXPR and SWITCH_EXPR.
962 (ccp_initialize): Re-write.
963 (replace_uses_in, replace_vuse_in, substitute_and_fold):
964 Move to tree-ssa-propagate.c.
965 (ccp_lattice_meet): Handle memory stores when
966 DO_STORE_CCP is true.
967 (ccp_visit_phi_node): Likewise.
968 (ccp_fold): Likewise.
969 (evaluate_stmt): Likewise.
970 (visit_assignment): Likewise.
971 (ccp_visit_stmt): Likewise.
972 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
973 into DO_STORE_CCP.
974 (do_ssa_ccp): New.
975 (pass_ccp): Use it.
976 (do_ssa_store_ccp): New.
977 (gate_store_ccp): New.
978 (pass_store_ccp): Declare.
979 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
980 (may_propagate_copy): Reformat.
981 Don't abort if ORIG is a virtual and DEST isn't.
982 If NEW does not have alias information but DEST does,
983 copy it.
984 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
985 copy_prop_kind, which_copy_prop): Declare.
986 (stmt_may_generate_copy, get_copy_of_val,
987 get_last_copy_of, set_copy_of_val, dump_copy_of,
988 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
989 copy_prop_visit_stmt, copy_prop_visit_phi_node,
990 init_copy_prop, fini_copy_prop, execute_copy_prop,
991 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
992 store_copy_prop): New.
993 (pass_copy_prop, pass_store_copy_prop): Declare.
994 * tree-ssa-dom.c (struct opt_stats_d): Add fields
995 'num_const_prop' and 'num_copy_prop'.
996 (cprop_operand): Update them.
997 (dump_dominator_optimization_stats): Dump them.
998 (tree_ssa_dominator_optimize): Call update_ssa instead of
999 rewrite_into_ssa.
1000 (loop_depth_of_name): Declare extern.
1001 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1002 values for LOW or HIGH.
1003 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1004 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1005 (cprop_operand): Only propagate if VAL != OP.
1006 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1007 statement for renaming.
1008 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1009 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1010 add_type_alias if necessary.
1011 Call mark_new_vars_to_rename.
1012 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1013 mark every statement updated, call update_ssa and
1014 rewrite_into_loop_closed_ssa.
1015 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1016 from LIVEIN if VAR is a virtual.
1017 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1018 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1019 (get_call_expr_operands): Reformat statement.
1020 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1021 symbols.
1022 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1023 SSA_NAME_VALUE for every name.
1024 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1025 get_value_loaded_by): New.
1026 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1027 substitute_and_fold): Move from tree-ssa-ccp.c.
1028 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1029 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1030 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1031 Declare.
1032 * tree-ssa.c (verify_use): Fix error message.
1033 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1034 check_phi_redundancy, kill_redundant_phi_nodes,
1035 pass_redundant_phi): Remove. Update all users.
1036 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1037 add_type_alias, if necessary.
1038 * tree-vectorizer.h (struct _stmt_vect_info): Update
1039 documentation for field 'memtag'.
1040 * tree-vrp.c: New file.
1041 * tree.def (ASSERT_EXPR): Define.
1042 * tree.h (ASSERT_EXPR_VAR): Define.
1043 (ASSERT_EXPR_COND): Define.
1044 (SSA_NAME_VALUE_RANGE): Define.
1045 (struct tree_ssa_name): Add field 'value_range'.
1046 (PHI_REWRITTEN): Remove.
1047 (struct tree_phi_node): Remove field 'rewritten'.
1048 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1049 -ftree-store-copy-prop): Document.
1050 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1051 Document usage of update_ssa.
1053 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1055 PR target/20814
1056 * config/rs6000/predicates.md (altivec_register_operand): Accept
1057 SUBREG.
1058 (and64_operand): Do not limit CONST_INT to mask64_operand.
1059 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1060 (and_operand): Do not limit CONST_INT to mask_operand.
1062 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1064 PR rtl-optimization/20466
1065 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1066 for overlap of the address of each list member.
1067 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1069 2005-04-08 Mike Stump <mrs@apple.com>
1071 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1073 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1074 instead of 4.
1076 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1078 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1080 * function.c (push_function_context_to): Don't set
1081 contains_functions.
1082 * function.h (function): Remove contains_functions.
1083 (current_function_contains_functions): Remove.
1085 * function.h (function): Remove instrument_entry_exit.
1086 (current_function_instrument_entry_exit): Remove.
1088 * function.h (nonlocal_labels): Remove.
1090 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1092 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1093 (check_attr_value, write_attr_get, write_expr_attr_cache,
1094 find_attr, make_internal_attr): Don't reference negative_ok or
1095 unsigned_p.
1096 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1097 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1098 (ATTR_STATIC): Adjust the value.
1100 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1102 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1104 * config/s390/tpf.h (ASM_SPEC): Define.
1106 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1108 * tree-flow.h: Remove the prototype for
1109 redirect_immediate_uses.
1110 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1112 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1114 * arm.c (arm_const_double_by_parts): New function.
1115 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1116 * arm.md (define_split for 64-bit constants): Add another one.
1118 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1120 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1122 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1124 * system.h: Revert last change.
1126 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1128 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1129 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1130 (TARGET_SWITCHES): Delete.
1131 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1132 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1133 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1134 * config/xtensa/xtensa.opt: New file.
1136 2005-04-08 Ben Elliston <bje@au.ibm.com>
1138 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1139 * config/fp-bit.h: Tidy comments.
1141 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1143 * system.h: Poison PARAMS.
1145 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1147 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1148 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1149 (TARGET_SWITCHES): Delete.
1150 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1151 * config/vax/vax.opt: New file.
1153 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1155 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1157 2005-04-07 Ian Lance Taylor <ian@airs.com>
1159 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1160 define.
1161 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1162 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1163 Likewise.
1165 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1167 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1168 all immediate uses in PHI nodes.
1170 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1172 * arm.c (arm_const_double_inline_cost): Handle any constant by
1173 using gen_lowpart and gen_highpart_mode.
1174 (note_invalid_constants): All constants in an RTX with a constraint
1175 that permits memory are now pushed to the constant pool.
1176 (output_move_double): Delete code to handle reg to reg and
1177 constant to reg moves.
1178 (const_double_needs_minipool, output_mov_immediate): Delete.
1179 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1180 CONST_INT and CONST_VECTOR.
1181 * arm.md (ANY64): New mode macro.
1182 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1183 (movdf_soft_insn): Split reg-reg and const-reg moves.
1184 (split patterns for 64-bit constant and register moves): New.
1185 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1186 (cirrus_movdf_hard_insn): Likewise.
1187 * fpa.md (movdf_fpa): Likewise.
1188 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1189 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1190 constraints.
1191 (movv2si_internal_2): Likewise.
1192 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1193 (movdf_vfp): Likewise.
1194 * arm-protos.h (output_mov_immediate): Delete prototype.
1196 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1198 PR target/20093
1199 * simplify-rtx.c (simplify_unary_operation_1): Check
1200 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1202 2005-04-06 James E Wilson <wilson@specifixinc.com>
1204 PR target/20717
1205 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1206 ADDR_EXPR.
1208 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1210 * coverage.h (GCOV_TYPE_NODE): Delete.
1211 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1212 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1213 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1214 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1215 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1217 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1219 PR other/20792
1220 * Makefile.in (gcc.pot): Remove options.c dependency.
1221 * optc-gen.awk: Don't quote help strings with N_().
1223 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1225 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1226 the function returns a pointer type.
1228 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1230 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1231 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1232 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1233 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1234 explicit_uses members.
1235 (get_or_create_used_part_for): Initialize new fields.
1236 (fieldoff_compare): New function.
1237 (create_overlap_variables_for): Count number of fields, use
1238 heuristic to determine whether to create subvars for vars with
1239 only implicit uses.
1240 Sort the field list by offset and avoid creating duplicate SFT's.
1242 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1244 * c.opt (-F): Remove trailing whitespace from help string.
1245 (-finput-charset): Use a tab to separate the switch name and help
1246 string.
1247 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1248 (-ftree-vectorizer-verbose): Likewise.
1250 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1252 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1253 a PHI argument where a use occurs instead of all PHI arguments.
1255 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1257 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1258 scope.
1260 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1262 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1263 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1264 config/bfin/bfin.h: Fix comment typos.
1266 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1268 * doc/install.texi: Update the URL for Jacks.
1269 * doc/sourcebuild.texi: Likewise.
1271 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1273 PR target/17245
1274 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1275 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1277 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1279 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1281 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1283 * config/v850/v850-protos.h (override_options): Delete.
1284 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1285 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1286 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1287 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1288 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1289 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1290 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1291 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1292 (OVERRIDE_OPTIONS): Delete.
1293 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1294 (small_memory_info): Remove the value field.
1295 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1296 TARGET_NO_APP_REGS.
1297 * config/v850/v850.c (small_memory): Remove the value field.
1298 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1299 (override_options): Delete.
1300 (v850_handle_memory_option, v850_handle_option): New functions.
1301 * config/v850/v850.opt: New file.
1303 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1305 * config.host: Add a section for generic hosts, and a subsection
1306 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1307 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1308 * config/host-darwin.h: New.
1309 * config/x-darwin: New.
1310 * config/i386/host-i386-darwin.c: New.
1311 * config/i386/x-darwin: New.
1312 * config/rs6000/host-darwin.c: Include host-darwin.h.
1313 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1314 (darwin_rs6000_gt_pch_use_address): Likewise.
1315 * config/rs6000/x-darwin: Change name of .o built, update
1316 dependencies for changes to rs6000/host-darwin.c.
1318 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1320 PR target/17824
1321 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1323 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1325 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1326 split_loop_exit_edge instead of loop_split_edge_with.
1328 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1330 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1331 UNSPEC_SET_VSCR): New constants, used throughout.
1332 (*andc3_v4sf): New.
1333 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1334 Replace with...
1335 (altivec_vspltis<VI_char>): ... this pattern, using
1336 a QImode const_int_operand for the immediate.
1337 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1338 define_expands.
1340 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1342 PR target/17822
1343 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1345 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1347 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1349 2005-04-06 Ben Elliston <bje@au.ibm.com>
1351 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1352 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1353 macros as living in "this file" and not gcc.h.
1355 2005-04-06 Ben Elliston <bje@au.ibm.com>
1357 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1358 -ftree-live_range_split. Perhaps renamed at some point?
1360 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1362 PR target/20625
1363 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1364 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1366 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1368 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1369 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1370 (number_of_iterations_special): New function.
1371 (number_of_iterations_exit): Use number_of_iterations_special.
1372 Use simplify_using_outer_evolutions only at -O3.
1373 (number_of_iterations_cond, tree_simplify_using_condition,
1374 simplify_using_initial_conditions, loop_niter_by_eval,
1375 compare_trees, can_count_iv_in_wider_type_bound,
1376 simplify_using_outer_evolutions): Use fold_build.
1378 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1380 * doc/install.texi (Configuration): Document --with-java-home.
1382 2005-04-05 Richard Henderson <rth@redhat.com>
1384 PR target/20342
1385 PR target/20447
1386 * config/i386/i386.c (print_operand): Handle vector zeros.
1387 (ix86_split_to_parts): Handle CONST_VECTOR.
1388 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1389 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1390 what modes to tie for MMX and SSE registers.
1391 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1392 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1393 to vector modes as well.
1394 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1395 properly as an input mode.
1397 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1399 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1401 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1403 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1405 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1407 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1408 and local functions, set sse_nregs to 8 and float_in_sse.
1409 (function_arg_advance, function_arg): If float_in_sse, pass
1410 SFmode and DFmode arguments in SSE registers.
1411 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1413 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1414 of -funit-at-a-time.
1416 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1418 * config/i386/i386-protos.h (ix86_function_value): Accept two
1419 arguments, like the target macro.
1420 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1421 * config/i386/i386.c (ix86_function_value): Accept the second
1422 argument of the target macro.
1423 (ix86_function_ok_for_sibcall): Pass a function pointer to
1424 ix86_function_value.
1425 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1426 call to ix86_value_regno).
1427 (ix86_value_regno): Add support for returning floating point values
1428 in SSE registers.
1430 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1432 PR tree-optimization/20076
1433 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1434 that call __builtin_return or __builtin_apply_args.
1436 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1438 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1439 Use immediate use iterator.
1440 (stmt_is_bumper_for_loop): Use immediate use iterator.
1441 * predict.c (strip_builtin_expect): Use update_stmt.
1442 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1443 on all elements of a STATEMENT_LIST.
1444 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1445 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1446 (bsi_replace): Mark stmt as modified and the update it.
1447 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1448 (expand_complex_libcal): Call update_stmt.
1449 (expand_complex_comparison): Call mark_stmt_modified.
1450 (expand_complex_operations_1): Call update_stmt_if_modified.
1451 (expand_vector_operations_1): Call mark_stmt_modified.
1452 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1453 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1454 add_immediate_use, redirect_immediate_use,
1455 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1456 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1457 (mark_new_vars_to_rename): Call update_stmt.
1458 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1459 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1460 Ignore PHI nodes.
1461 (unmodify_stmt): Delete.
1462 (update_stmt): New. Force an update of a stmt.
1463 (update_stmt_if_modified): update a stmt if it is out of date.
1464 (get_stmt_operands): Verify stmt is NOT modified.
1465 (stmt_modified_p): Update comment.
1466 (delink_imm_use): Remove a use node from its immuse list.
1467 (link_imm_use_to_list): Link a use node to a specific list.
1468 (link_imm_use): Link a node to the correct list.
1469 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1470 it in the correct list, if appropriate.
1471 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1472 (relink_imm_use): Link a use node in place of another node in a list.
1473 (relink_imm_use_stmt): LInk a node in place of another node, and set
1474 the stmt pointer.
1475 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1476 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1477 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1478 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1479 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1480 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1481 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1482 (has_zero_uses): New. Return true if there are no uses of a var.
1483 (has_single_use): New. Return true if there is only a single use of a
1484 variable.
1485 (single_imm_use): New. Return the simgle immediate use.
1486 (num_imm_uses): New. Return the number of immediate uses.
1487 (get_v_must_def_ops): Use is now a pointer.
1488 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1489 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1490 the use node.
1491 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1492 (delink_stmt_imm_use): Delink all immuses from a stmt.
1493 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1494 * tree-flow.h (struct dataflow_d): Delete.
1495 (immediate_use_iterator_d): New. Immediate use iterator struct.
1496 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1497 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1498 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1499 iteration.
1500 (struct stmt_ann_d): Remove dataflow_t from struct.
1501 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1502 (if_convertible_phi_p): Use FAST immuse iterator.
1503 (if_convertible_loop_p): Don't call compute_immediate_uses.
1504 (replace_phi_with_cond_modify_expr): Call update_stmt.
1505 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1506 update_stmt_if_modified.
1507 (rewrite_all_into_ssa): Initialize ssa operands.
1508 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1509 compute_immediate_uses.
1510 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1511 ssa_property is available.
1512 (execute_one_pass): Change parameters passed to execute_todo.
1513 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1514 (remove_ssa_form): Call fini_ssa_operands.
1515 (insert_backedge_copies): Delete call to modify_stmt.
1516 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1517 (release_phi_node): Delink any use nodes before releasing.
1518 (resize_phi_node): Relink any use nodes.
1519 (remove_phi_arg_num): Delink the use node.
1520 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1521 (remove_all_phi_nodes_for): Release phi node first.
1522 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1523 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1524 (scalarize_use, scalarize_copy): Call update_stmt.
1525 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1526 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1527 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1528 (ccp_initialize): Remove call to compute_immediate_uses.
1529 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1530 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1531 stmts.
1532 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1533 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1534 (eliminate_redundant_computations): Call mark_stmt_modified.
1535 (cprop_operand): Call mark_stmt_modified.
1536 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1537 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1538 (dse_optimize_stmt): Use new immuse interface.
1539 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1540 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1541 (substitute_single_use_vars): Use new immuse interface.
1542 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1543 and compute_immediate_uses.
1544 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1545 interface.
1546 (rewrite_mem_refs): Call update_stmt.
1547 (determine_lsm): Remove call to compute_imm_uses and free_df.
1548 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1549 (try_unroll_loop_completely): Call update_stmt.
1550 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1551 (rewrite_use_compare): Call update_stmt.
1552 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1553 (rewrite_use) : Call update_stmt.
1554 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1555 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1556 update_stmt.
1557 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1558 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1559 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1560 use nodes.
1561 (initialize_vuse_operand): New. Initialize a vuse operand.
1562 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1563 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1564 (finalize_ssa_defs): Use stmt parameter.
1565 (correct_use_link): Ensure a use node is in the correct list, and has
1566 the correct stmt pointer.
1567 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1568 finalize_ssa_v_must_defs): Also initialize use nodes.
1569 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1570 (build_ssa_operands): Seperate parsing from final operand construction.
1571 (parse_ssa_operands): New. Parse entry point for operand building.
1572 (swap_tree_operands): New. Swap 2 tree operands.
1573 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1574 operands.
1575 (get_expr_operands): Call swap_tree_operands when needed.
1576 (copy_virtual_operands): Use initialize routines for virtual use ops.
1577 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1578 (verify_abort): New. Issue imm_use error.
1579 (verify_imm_links): New Verify imm_use links for a var.
1580 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1581 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1582 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1583 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1584 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1585 (NULL_USE_OPERAND_P) Define.
1586 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1587 use node.
1588 (struct vuse_operand_type): New struct.
1589 (SET_USE): Call set_ssa_use_from_ptr.
1590 (USE_STMT): Define.
1591 (PHI_ARG_INDEX_FROM_USE): Define.
1592 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1593 argument via SET_USE, not PHI_ARG_DEF_TREE.
1594 * tree-ssa-pre.c (eliminate): Call update_stmt.
1595 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1596 call free_df.
1597 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1598 (nearest_common_dominator_of_uses): Use imm_use iterator.
1599 (statement_sink_location): Use imm_use iterator and interface.
1600 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1601 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1602 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1603 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1604 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1605 if new parameter is true.
1606 (init_tree_ssa): Don't initialize operand cache here.
1607 (delete_tree_ssa): Don't destroy operand cache here.
1608 (propagate_into_addr): Pass in a use pointer, return true if anything
1609 was changed.
1610 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1611 (check_phi_redundancy): Use imm_use iterator.
1612 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1613 free_df.
1614 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1615 (release_ssa_name): Delink node and all elements in its imm_use list.
1616 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1617 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1618 * tree-vectorizer.c (need_imm_uses_for): Delete.
1619 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1620 * tree.h (struct ssa_imm_use_d): Define.
1621 (SSA_NAME_IMM_USE_NODE): Define.
1622 (struct tree_ssa_name): Add imm_use node.
1623 (PHI_DF): Delete.
1624 (PHI_ARG_IMM_USE_NODE): Define.
1625 (struct phi_arg_d): Add imm_use node.
1626 (struct tree_phi_node): Remove struct dataflow_d element.
1627 (TDF_STMTADDR): Define.
1629 2005-04-05 Dale Johannesen <dalej@apple.com>
1631 * doc/invoke.texi (Optimization Options): Remove
1632 duplicate -fcse-follow-jumps. Add -fweb.
1633 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1634 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1636 2005-04-05 Per Bothner <per@bothner.com>
1638 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1639 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1640 (warn_uninit): Get EXPR_LOCUS from context now instead.
1641 This fixes a USE_MAPPED_LOCATION testsuite failure.
1643 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1645 2005-04-05 Per Bothner <per@bothner.com>
1647 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1648 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1649 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1650 before warning.
1652 2004-04-05 Devang Patel <dpatel@apple.com>
1654 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1655 (lhsr<mode>3): ... new name.
1656 (altivec_vsra<VI_char>): Rename to ..
1657 (ashr<mode>3): ... new name.
1658 * config/rs6000/rs6000.c (builtin_description): Rename shift
1659 operations.
1661 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1663 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1664 gen_lowpart_for_combine.
1665 * cse.c (gen_lowpart_if_possible): Move...
1666 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1667 gen_lowpart_SUBREG.
1668 (gen_lowpart_no_emit_general): Use it.
1670 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1672 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1673 overriding.
1675 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1677 * system.h: Fix typo.
1679 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1681 * config/bfin/bfin-modes.def: New file.
1682 * config/bfin/bfin-protos.h: New file.
1683 * config/bfin/bfin.c: New file.
1684 * config/bfin/bfin.h: New file.
1685 * config/bfin/bfin.md: New file.
1686 * config/bfin/bfin.opt: New file.
1687 * config/bfin/crti.s: New file.
1688 * config/bfin/crtn.s: New file.
1689 * config/bfin/elf.h: New file.
1690 * config/bfin/lib1funcs.asm: New file.
1691 * config/bfin/predicates.md: New file.
1692 * config/bfin/t-bfin: New file.
1693 * config/bfin/t-bfin-elf: New file.
1694 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1695 Document new attributes.
1696 (interrupt, interrupt_handler, saveall): Update documentation for
1697 these attributes.
1698 * doc/install.texi (Specific): Add entry for the Blackfin.
1699 * doc/invoke.texi (Blackfin Options): New section.
1700 * doc/md.texi (Blackfin family): New section to document constraints.
1701 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1703 2005-04-05 Olivier Hainque <hainque@adacore.com>
1705 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1706 match what the system unwinder expects.
1707 * config/mips/mips.c (mips_frame_set): If we're saving the return
1708 address register and the dwarf return address column number differs
1709 from the hard register number, adjust the note reg to refer to the
1710 former.
1712 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1714 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1715 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1716 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1717 (processor_type): New enum.
1718 (mn10300_processor): New variable.
1719 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1720 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1721 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1722 (PROCESSOR_DEFAULT): New macro.
1723 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1724 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1725 (mn10300_handle_option, mn10300_override_options): New functions.
1726 * config/mn10300/mn10300.opt: New file.
1728 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1729 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1731 PR tree-optimization/19903
1732 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1733 that don't fit in their type after conversion.
1735 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1737 PR target/20421
1738 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1739 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1740 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1741 flag here. Implement using define_insn_and_split.
1742 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1743 (frndintxf2_mask_pm_i387): New insn patterns.
1744 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1745 Do not set ix86_optimize_mode_switching flag.
1746 (ceilsf2, ceildf2, ceilxf2): Same.
1747 (btruncsf2, btruncdf2, btruncxf2): Same.
1748 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1750 2005-04-05 Ian Lance Taylor <ian@airs.com>
1752 PR debug/9963
1753 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1754 i386_pe_record_external_function.
1755 (i386_pe_record_external_function): Update declaration.
1756 * config/i386/winnt.c (struct extern_list): Add decl field.
1757 (i386_pe_record_external_function): Add decl parameter.
1758 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1759 identifier.
1760 * config/i386/i386-protos.h (i386_pe_record_external_function):
1761 Update declaration.
1763 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1765 * config/m68k/m68k-protos.h: Add a prototype for
1766 valid_dbcc_comparison_p_2.
1767 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1768 extend_operator, const_uint32_operand, const_sint32_operand,
1769 general_src_operand, nonimmediate_src_operand,
1770 memory_src_operand, post_inc_operand, pre_dec_operand,
1771 pcrel_address): Move to predicates to predicates.md.
1772 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1773 * config/m68k/m68k.md: Include predicates.md.
1774 * config/m68k/predicates.md: New.
1776 2005-04-04 Roger Sayle <roger@eyesopen.com>
1778 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1780 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1782 2005-04-04 Ian Lance Taylor <ian@airs.com>
1784 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1785 switch_expr.
1786 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1787 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1788 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1789 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1790 * c-common.c (c_do_switch_warnings_1): New static function broken
1791 out of c_do_switch_warnings.
1792 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1793 (c_do_switch_expr_warnings): New function.
1794 * c-common.h (c_do_switch_expr_warnings): Declare.
1796 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1797 Daniel Jacobowitz <dan@codesourcery.com>
1799 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1800 trapping divide.
1801 * rtlanal.c (may_trap_p): Same.
1803 2005-04-04 Dale Johannesen <dalej@apple.com>
1805 * ChangeLog: remove reference to ChangeLog.12.
1807 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1809 CRIS epilogue as RTL.
1810 * config/cris/cris.md: Change all 0 in unspec 0 to
1811 CRIS_UNSPEC_PLT.
1812 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1813 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1814 patterns.
1815 ("return"): Change to define_expand. Call cris_expand_return for
1816 actual expansion.
1817 ("*return_expanded"): New pattern.
1818 ("epilogue"): New define_expand.
1819 * config/cris/cris.h (PREDICATE_CODES): Add
1820 cris_load_multiple_op.
1821 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1822 type.
1823 (enum cris_retinsn_type): New.
1824 (struct machine_function): New member return_type.
1825 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1826 (cris_target_asm_function_epilogue): Remove, moving RTLified
1827 contents to...
1828 (cris_expand_epilogue): New function.
1829 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1830 (cris_gen_movem_load, cris_load_multiple_op)
1831 (cris_return_address_on_stack_for_return, cris_expand_return): New
1832 functions.
1833 (cris_target_asm_function_prologue)
1834 (cris_initial_frame_pointer_offset): Call
1835 cris_reg_saved_in_regsave_area instead of complicated expression.
1836 Call cris_return_address_on_stack instead of an expression.
1837 (cris_print_operand) <case 'o', case 'O'>: New cases.
1838 (cris_return_address_on_stack): Change return-type to bool.
1839 (cris_simple_epilogue): Ditto. Return false if registers are
1840 saved.
1841 * config/cris/cris-protos.h (cris_simple_epilogue)
1842 (cris_return_address_on_stack): Adjust prototype return type.
1843 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1844 (cris_return_address_on_stack_for_return): New prototypes.
1846 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1848 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1849 gpr_or_int12_operand.
1851 * config/frv/frv-protos.h: Add a prototype to
1852 frv_legitimate_memory_operand and frv_const_unspec_p.
1853 (frv_unspec): Move from frv.c.
1854 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1855 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1856 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1857 gpr_or_fpr_operand, gpr_or_int12_operand,
1858 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1859 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1860 int6_operand, int5_operand, uint5_operand, uint4_operand,
1861 uint1_operand, int_2word_operand, uint16_operand,
1862 upper_int16_operand, integer_register_operand,
1863 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1864 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1865 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1866 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1867 move_destination_operand, movcc_fp_destination_operand,
1868 frv_function_symbol_referenced_p, move_source_operand,
1869 condexec_dest_operand, condexec_source_operand,
1870 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1871 const_unspec_operand, gpr_or_memory_operand,
1872 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1873 icc_operand, fcc_operand, cc_operand, icr_operand,
1874 fcr_operand, cr_operand, call_operand, sibcall_operand,
1875 symbolic_operand, relational_operator,
1876 integer_relational_operator, float_relational_operator,
1877 ccr_eqne_operator, minmax_operator,
1878 condexec_si_binary_operator, condexec_si_media_operator,
1879 condexec_si_divide_operator, condexec_si_unary_operator,
1880 condexec_sf_conv_operator, condexec_sf_add_operator,
1881 condexec_memory_operand, intop_compare_operator, acc_operand,
1882 even_acc_operand, quad_acc_operand, accg_operand: Move to
1883 predicates.md.
1884 * config/frv/frv.h (PREDICATE_CODES): Remove.
1885 * config/frv/frv.md: Include predicates.md.
1886 * config/frv/predicates.md: New.
1888 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1890 PR target/19537
1891 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1892 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1893 (add_standard_iv_candidates_for_size): New function, extracting code
1894 from add_standard_iv_candidates and parameterizing it by type size.
1895 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1897 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1899 * system.h (GCOV_SIZE_TYPE): Unposion.
1900 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1901 (GCOV_TYPE_SIZE): ...this new macro.
1902 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1903 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1904 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1905 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1906 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1907 instead of unsigned_intSI_type_node.
1908 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1909 (rtl_gen_one_value_profiler_no_edge_manipulation)
1910 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1911 * value-prof.c: Include coverage.h.
1913 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1914 Diego Novillo <dnovillo@redhat.com>
1916 Fix PR tree-optimization/20703
1917 Fix PR tree-optimization/20725
1919 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1920 (create_expression_by_pieces): Ditto.
1921 (valid_in_set): Ditto. Also handle tcc_declaration.
1922 (find_or_generate_expression): Handle comparison class.
1923 (insert_into_preds_of_block): Ditto.
1924 (insert_aux): Ditto.
1925 (create_value_expr_from): Handle comparison class, recursively
1926 handle reference nodes.
1927 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1928 (execute_pre): Fix spacing.
1929 (do_fre): Renamed to execute_fre.
1931 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1933 * doc/invoke.texi (SPARC options): Document that
1934 -mlittle-endian is not supported on Linux either.
1936 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1938 PR target/4198
1939 PR target/12027
1940 * config.gcc (Obsolete configurations): Remove
1941 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1942 (sparclite-*-coff*): Delete.
1943 (sparclite-*-elf*): Likewise.
1944 (sparc86x-*-elf*): Likewise.
1945 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1946 * config/sparc/lite.h: Delete.
1947 * config/sparc/litecoff.h: Likewise.
1948 * config/sparc/liteelf.h: Likewise.
1949 * config/sparc/sp86x-elf.h: Likewise.
1950 * config/sparc/t-sparclite: Likewise.
1951 * config/sparc/t-sp86x: Likewise.
1953 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1955 * config/s390/s390-protos.h: (s390_comparison,
1956 s390_alc_comparison, s390_slb_comparison, const0_operand,
1957 consttable_operand, larl_operand, s_operand,
1958 shift_count_operand, bras_sym_operand, load_multiple_operation,
1959 store_multiple_operation, s390_plus_operand): Remove prototypes.
1960 (s390_legitimate_address_without_index_p): New prototype.
1961 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1962 to s390.h.
1963 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1964 const0_operand, consttable_operand, larl_operand, s_operand,
1965 shift_count_operand, bras_sym_operand, load_multiple_operation,
1966 store_multiple_operation, s390_plus_operand): Move to
1967 predicates.md.
1968 (check_mode): Remove.
1969 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1970 s390-protos.h.
1971 (s390_legitimate_address_without_index_p): New.
1972 * config/s390/s390.h (PREDICATE_CODES): Remove.
1973 * config/s390/s390.md: Include predicates.md.
1974 * config/s390/predicates.md: New.
1976 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1978 PR target/20446
1979 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1980 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1981 (NEED_INDICATE_EXEC_STACK): Define to 1.
1982 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1983 (NEED_INDICATE_EXEC_STACK): Define to 1.
1984 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1985 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1986 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1987 (pic_helper_emitted_p): New global.
1988 (emit_pic_helper): New function extracted from...
1989 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1990 Do not call emit_pic_helper if delay_pic_helper is true.
1991 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1992 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1993 (sparc_file_end): New function.
1995 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1997 * config/mcore/mcore-protos.h: Remove the prototypes for
1998 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1999 mcore_general_movdst_operand, mcore_reload_operand,
2000 mcore_arith_J_operand, mcore_arith_K_operand,
2001 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2002 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2003 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2004 mcore_literal_K_operand, mcore_addsub_operand,
2005 mcore_compare_operand, mcore_load_multiple_operation,
2006 mcore_store_multiple_operation, mcore_call_address_operand.
2007 Add a prototype for const_ok_for_mcore.
2008 * config/mcore/mcore.c (mcore_call_address_operand,
2009 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2010 mcore_arith_reg_operand, mcore_reload_operand,
2011 mcore_arith_J_operand, mcore_arith_K_operand,
2012 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2013 mcore_arith_M_operand, mcore_arith_imm_operand,
2014 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2015 mcore_literal_K_operand, mcore_addsub_operand,
2016 mcore_compare_operand, mcore_load_multiple_operation,
2017 mcore_store_multiple_operation): Move to predicates.md.
2018 (const_ok_for_mcore): Export.
2019 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2020 * config/mcore/mcore.md: Include predicates.md.
2021 * config/mcore/predicates.md: New.
2023 * config/mcore/predicates.md: Fix a comment typo.
2025 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2026 Adrian Straetling <straetling@de.ibm.com>
2028 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2029 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2030 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2031 attribute.
2032 ("imul"): Removed from "type" attribute.
2033 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2034 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2035 Changed type to imulsi.
2036 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2038 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2040 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2041 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2042 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2043 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2044 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2045 (TARGET_SWITCHES, mcore_stack_increment_string)
2046 (TARGET_OPTIONS): Delete.
2047 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2048 than *_BIT constants.
2049 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2050 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2051 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2052 (mcore_override_options): Delete mcore_stack_increment code.
2053 Change use of M340_BIT to MASK_M340.
2054 * config/mcore/mcore.opt: New file.
2056 2005-04-04 Ian Lance Taylor <ian@airs.com>
2058 * config/arm/arm.c (replace_symbols_in_block): Remove static
2059 function.
2061 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2063 * config/fr30/fr30-protos.h: Remove the prototypes for
2064 stack_add_operand, add_immediate_operand,
2065 high_register_operand, low_register_operand, call_operand,
2066 di_operand, and nonimmediate_di_operand.
2067 * config/fr30/fr30.c (stack_add_operand,
2068 add_immediate_operand, high_register_operand,
2069 low_register_operand, call_operand, di_operand,
2070 nonimmediate_di_operand): Move to predicates.md.
2071 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2072 * config/fr30/fr30.md: Include predicates.md.
2073 * config/fr30/predicates.md: New.
2075 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2076 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2077 mcore_call_address_operand.
2079 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2080 general_movsrc_operand.
2082 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2084 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2085 after freeing.
2087 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2089 PR target/14812
2090 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2091 a negated value.
2093 2005-04-04 Richard Henderson <rth@redhat.com>
2094 Jakub Jelinek <jakub@redhat.com>
2096 PR rtl-optimization/16104
2097 * fold-const.c (fold_unary): Fix folding of vector conversions.
2099 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2101 * config.gcc (xstormy16-*-elf): Set extra_options.
2102 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2103 * config/stormy16/stormy16.opt: New file.
2105 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2107 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2108 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2109 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2110 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2111 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2112 (TARGET_UNIX_ASM): Delete.
2113 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2114 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2115 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2116 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2117 * config/pdp11/pdp11.opt: New file.
2119 2005-04-03 Roger Sayle <roger@eyesopen.com>
2120 Alexandre Oliva <aoliva@redhat.com>
2122 PR c++/19199
2123 * fold-const.c (non_lvalue): Split tests into...
2124 (maybe_lvalue_p): New function.
2125 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2126 C++ front-end prior to lowering into gimple form.
2128 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2130 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2131 BUILT_IN_STRNCASECMP): New.
2132 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2133 and strndup.
2135 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2137 PR target/14812
2138 * arm.md (addsi3_compare0_for_combiner): Delete.
2139 (addsi3_compare0_scratch_for_combiner): Delete.
2140 (cmpsi_neg_shiftsi): Delete.
2141 (compare_negsi_si): New pattern.
2142 (cmpsi_negshiftsi_si): New pattern.
2143 (negated_cbranchsi4): Restrict to equality_operator.
2145 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2146 template.
2148 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2150 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2151 Fix comment typos.
2153 * doc/install.texi: Fix a typo.
2155 2005-04-03 Steven Bosscher <stevenb@suse.de>
2157 PR middle-end/20648
2158 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2159 a computed goto if the edge to the computed goto block has
2160 incoming abnormal edges. Clarify how the function works.
2162 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2164 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2165 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2166 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2167 hash_scan_set, reg_set_between_after_reload_p,
2168 reg_used_between_after_reload_p, get_avail_load_store_reg,
2169 eliminate_partially_redundant_load): Likewise.
2170 * postreload.c (reload_cse_simplify_set,
2171 reload_combine_note_use): Likewise.
2172 * predict.c (predict_insn, expected_value_to_br_prob,
2173 propagate_freq, expensive_function_p): Likewise.
2174 * print-rtl.c (print_rtx): Likewise.
2175 * profile.c (instrument_edges, instrument_values,
2176 compute_branch_probabilities, branch_prob, union_groups,
2177 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2178 * protoize.c (in_system_include_dir, file_could_be_converted,
2179 file_normally_convertible, gen_aux_info_file, seek_to_line,
2180 do_cleaning): Likewise.
2181 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2182 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2183 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2185 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2187 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2188 * modulo-sched.c (undo_replace_buff_elem): New structure.
2189 (kernel_number_of_cycles, ps_unschedule_node,
2190 undo_generate_reg_moves,free_undo_replace_buff,
2191 undo_permute_partial_schedule, loop_single_full_bb_p,
2192 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2193 build_loops_structure, get_sched_window): New.
2194 (generate_reg_moves): Return undo_replace_buff_elem and other
2195 fixes.
2196 (generate_prolog_epilog): Remove old loop versioning.
2197 (sms_schedule): Use loop information and loop_version.
2198 (sms_schedule_by_order): Split part of it to get_sched_window.
2199 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2200 cfg_layout_finalize and free_dominance_info before/after SMS.
2202 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2204 * cfghooks.c (lv_flush_pending_stmts,
2205 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2206 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2207 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2208 lv_add_condition_to_bb,
2209 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2210 flush_pending_stmts): New in cfg_hooks structure.
2211 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2212 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2213 lv_add_condition_to_bb): New declarations.
2214 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2215 bool.
2216 (loop_version): Declare.
2217 * cfgloopmanip.c (cfghooks.h): Include.
2218 (duplicate_loop_to_header_edge): Change return type to bool.
2219 (loop_version, lv_adjust_loop_entry_edge): Move here.
2220 * cfgrtl.c (cfgloop.h): Include.
2221 (rtl_verify_flow_info_1): Fix.
2222 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2223 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2224 initialization.
2225 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2226 tree_lv_add_condition_to_bb): New.
2227 (tree_cfg_hooks): Add new hooks to initialization.
2228 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2229 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2231 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2233 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2234 xstormy16_below100_or_register,
2235 xstormy16_splittable_below100_or_register, and
2236 nonimmediate_nonstack_operand.
2238 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2239 xstormy16_ineqsi_operator, equality_operator,
2240 inequality_operator, shift_operator,
2241 xstormy16_below100_operand, xstormy16_below100_or_register,
2242 xstormy16_splittable_below100_or_register,
2243 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2244 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2245 equality_operator, inequality_operator,
2246 xstormy16_below100_operand, xstormy16_below100_or_register,
2247 xstormy16_splittable_below100_or_register,
2248 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2249 nonimmediate_nonstack_operand, shift_operator): Move to
2250 predicates.md.
2251 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2252 * config/stormy16/stormy16.md: Include predicates.md.
2253 * config/stormy16/predicates.md: New.
2255 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2257 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2258 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2259 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2260 move_operand, power_of_2_operand): Move to predicates.md.
2261 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2262 PREDICATE_CODE): Remove.
2263 * config/iq2000/iq2000.md: Include predicates.md.
2264 * config/iq2000/predicates.md: New.
2266 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2268 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2269 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2270 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2271 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2272 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2273 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2274 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2275 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2276 (TARGET_M68HC11): Delete.
2277 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2278 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2279 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2280 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2281 (nb_soft_regs): Delete.
2282 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2283 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2284 and MASK_M6812 being set simultaneously. Change the code that sets
2285 the default m68hc11_soft_reg_count to use integers instead of strings.
2286 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2287 m68hc11_soft_reg_count (which now has an int type) as the number
2288 of soft registers.
2289 * config/m68hc11/m68hc11.opt: New file.
2291 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2293 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2294 fp_displacement_operand, sp_displacement_operand.
2296 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2297 m68hcc_auto_inc_p.
2298 Remove the prototypes for tst_operand, cmp_operand,
2299 stack_register_operand, d_register_operand,
2300 hard_addr_reg_operand, splitable_operand,
2301 m68hc11_logical_operator, m68hc11_arith_operator,
2302 m68hc11_non_shift_operator, m68hc11_shift_operator,
2303 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2304 non_push_operand, hard_reg_operand, and
2305 reg_or_some_mem_operand.
2306 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2307 extern.
2308 (tst_operand, cmp_operand, non_push_operand,
2309 splitable_operand, reg_or_some_mem_operand,
2310 stack_register_operand, d_register_operand,
2311 hard_addr_reg_operand, hard_reg_operand,
2312 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2313 m68hc11_arith_operator, m68hc11_non_shift_operator,
2314 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2315 predicates.md.
2316 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2317 * config/m68hc11/m68hc11.md: Include predicates.md.
2318 * config/m68hc11/predicates.md: New.
2320 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2322 PR debug/19345
2323 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2324 change checked in along with 2005-03-03's patch for debug/20253.
2325 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2326 (remap_decl): Insert type decl in map earlier.
2328 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2330 PR tree-optimization/20640
2331 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2332 post-dominator if it has phi nodes.
2333 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2334 before dead statements.
2336 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2338 PR middle-end/20491
2339 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2341 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2343 PR rtl-optimization/20290
2344 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2345 in every iteration if the entry point is the exit test.
2347 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2349 * config/cris/cris.md (attribute "length"): Define.
2351 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2353 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2354 (word_offset_memref_operand): New.
2355 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2356 (indexed_or_indirect_operand): Delete.
2357 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2358 (indexed_or_indirect_operand): Delete.
2360 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2362 PR 20650
2363 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2364 a register.
2366 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2367 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2369 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2371 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2373 2005-04-01 Ian Lance Taylor <ian@airs.com>
2375 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2376 (rus, prus): Remove static variables.
2377 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2378 (process_command): Permit report_times and use_pipes together.
2380 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2382 * c-decl.c (validate_proto_after_old_defn): Look at
2383 TYPE_MAIN_VARIANT of argument types.
2385 2005-04-01 Paul Brook <paul@codesourcery.com>
2387 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2388 (arm_output_function_epilogue): Allow call_via_SP.
2389 (thumb_call_via_reg, arm_file_end): Ditto.
2390 * config/arm/arm.h (struct machine_function): Include space for SP.
2391 (thumb_call_via_label): Update declaration.
2393 2005-04-01 Ian Lance Taylor <ian@airs.com>
2395 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2396 doing a peephole optimization, once again put any notes in the
2397 proper position.
2399 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2401 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2403 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2405 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2406 (block_alloc, find_free_reg): Likewise.
2407 * loop-doloop.c (doloop_modify): Likewise.
2408 * loop-invariant.c (record_use): Likewise.
2409 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2410 get_iv_value, canon_condition, eliminate_implied_condition,
2411 eliminate_implied_condition, simplify_using_initial_values,
2412 shorten_into_mode, canonicalize_iv_subregs,
2413 iv_number_of_iterations): Likewise.
2414 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2415 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2416 unswitch_loop): Likewise.
2417 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2418 move_movables, replace_call_address, find_and_verify_loops,
2419 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2420 record_giv, final_giv_value, general_induction_var,
2421 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2422 loop_giv_dump): Likewise.
2424 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2425 GCOV_CHECK_WRITING): Remove.
2426 (gcov_position, gcov_rewrite): Use gcc_assert.
2427 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2428 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2429 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2430 gcc_assert.
2432 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2434 * tree-inline.c: Fix a typo.
2436 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2438 * configure.ac (enable-checking): Explicitly set all variables for
2439 collective switch values. Alphabetize variables. Rename
2440 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2441 synonym for 'no'.
2442 * doc/install.texi (enable-checking): Update documentation.
2443 * configure: Rebuilt.
2445 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2447 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2448 possible.
2450 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2452 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2453 Also reject cases where this pattern will cause load delay stalls
2454 unless optimizing for size and it will produce a shorter sequence.
2455 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2456 variants to avoid pre-adjusting the base when possible.
2458 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2460 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2461 the frame and argument pointers.
2462 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2463 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2464 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2465 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2466 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2467 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2469 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2471 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2472 with entry for selectany attribute.
2473 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2474 Declare.
2475 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2476 (i386_pe_asm_named_section): Handle sections generated by
2477 selectany attribute.
2478 * doc/extend.texi (selectany): Document attribute.
2480 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2481 Jan Hubicka <jh@suse.cz>
2483 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2484 to fix addresses involving EBP and ESP.
2485 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2486 for SUBREGed registers.
2487 (legitimate_address_p): Accept SUBREGed registers.
2489 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2491 PR c++/19406
2492 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2493 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2494 for FIELD_DECLs.
2496 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2498 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2500 2005-04-01 James E Wilson <wilson@specifixinc.com>
2502 PR c++/20505
2503 * dwarf2out.c (rtl_for_decl_init): New function.
2504 (rtl_for_decl_location): Extracted from here.
2505 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2506 add_const_value_attribute. Delete initializer_constant_valid_p call.
2508 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2510 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2511 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2512 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2513 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2514 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2515 config/i386/i386.md, config/rs6000/predicates.md,
2516 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2517 config/s390/s390.c, config/stormy16/stormy16.c,
2518 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2519 typos.
2521 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2523 PR c/17855
2524 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2525 COND_EXPR and CALL_EXPR.
2527 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2529 PR target/20632
2530 * genautomata.c (first_cycle_unit_presence): Check all alternative
2531 states for unit presence.
2533 * doc/md.texi: Remove remark about impossibility to query unit
2534 presence in non nondeterministic automaton state.
2536 * config/ia64/ia64.c (get_template): Change order of unit querying.
2538 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2540 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2541 obsolete comment.
2543 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2545 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2546 flag for edges outside any loops.
2548 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2550 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2552 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2554 * tree-ssa-alias.c: Follow spelling conventions.
2555 * doc/tree-ssa.texi: Fix a typo.
2557 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2559 * postreload-gcse.c: Include target.h.
2560 (gcse_after_reload_main): Return early if we cannot modify jumps.
2561 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2563 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2565 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2566 expensive operations.
2568 2005-03-31 Ian Lance Taylor <ian@airs.com>
2570 * collect2.c (lderrout): New variable.
2571 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2572 if it is set, to stderr.
2573 (handler): Unlink lderrout if it is set.
2574 (dump_file): Add "to" parameter. Change all callers.
2575 (main): Initialize lderrout.
2576 (collect_execute): Add errname parameter. Change all callers.
2577 Rename redir parameter to outname. Never pass
2578 PEX_STDERR_TO_STDOUT to pex_run.
2579 * collect2.h (collect_execute, dump_file): Update declarations.
2580 * tlink.c (tlink_execute): Add errname parameter. Change all
2581 callers.
2582 (do_tlink): Check lderrout as well as ldout.
2584 2005-03-31 Caroline Tice <ctice@apple.com>
2586 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2587 (bb-reorder.o): Add errors.h to list of requirements.
2588 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2589 profiledbootstrap flags.
2590 * bb-reorder.c (errors.h): Add new include.
2591 (struct bbro_basic_block_data_def): Add new field, in_trace.
2592 (add_unlikely_executed_notes): Remove function.
2593 (mark_bb_for_unlikely_executed_section): Remove function.
2594 (insert_section_boundary_note): New function.
2595 (verify_hot_cold_block_grouping): New function.
2596 (push_to_next_round_p): Remove variables and tests that push all
2597 cold blocks to last round.
2598 (find_traces): Remove code that added extra round of trace finding
2599 when doing partitioning.
2600 (find_traces_1_round) : Remove variable last_round; add code to
2601 update new struct field, in_trace; correct trace_length where it was
2602 incorrect before (after call to copy_bb); change code that pushed all
2603 cold blocks to last round. Instead verify that all blocks going into
2604 a trace belong in the same partition.
2605 (connect_traces): Modify to connect the traces in two passes, if the
2606 function contains both hot and cold blocks. The first pass connects
2607 all the traces for blocks in the partition that the first block in
2608 the function belongs to; the second pass connnects all the traces
2609 containing blocks that belong in the other partition.
2610 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2611 code that automatically put the first block in a function into the
2612 hot partition if the function had any hot blocks.
2613 (fix_crossing_unconditional_branches): Check number of succ edges
2614 before attempting to get one.
2615 (fix_edges_for_rarely_executed_code): Update comment describing
2616 function.
2617 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2618 remove call to add_unlikely_executed_notes; add call to
2619 verify_hot_cold_block_grouping.
2620 (duplicate_computed_gotos): Don't change computed goto if it's a
2621 crossing edge.
2622 (partition_hot_cold_basic_blocks): Update function comment.
2623 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2624 condition.
2625 (try_forward_edges): Likewise.
2626 (merge_blocks_move_predecessor_nojumps): Likewise.
2627 (merge_blocks_move_successor_nojumps): Likewise.
2628 (merge_blocks_move): Likewise.
2629 (try_crossjump_bb): Likewise.
2630 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2631 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2632 notes to cold bb's; remove call to update_unlikely_executed_notes.
2633 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2634 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2635 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2636 function declaration.
2637 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2638 from consideration.
2639 (rtl_can_merge_blocks): Remove redundancy from condition.
2640 (try_redirect_by_replacing_jump): Likewise.
2641 (force_nonfallthru_and_redirect): Remove code for adding
2642 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2643 (commit_one_edge_insertion): Likewise.
2644 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2645 * dbxout.c (FORCE_TEXT): Replace function_section with
2646 current_function_section.
2647 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2648 function, switch_text_section.
2649 (struct xcoff_debug): Likewise.
2650 (dbxout_function_end): Add code to put out label diffs for both
2651 hot and cold sections.
2652 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2653 for new debug_hooks funciton, switch_text_section..
2654 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2655 switch_text_section.
2656 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2657 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2658 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2659 dw_fde_switched_sections.
2660 (output_call_frame_info): Add test to see if function switches text
2661 sections in the middle; if so, use appropriate extra hot and cold
2662 section labels to compute size deltas for the hot and cold sections.
2663 (dwarf2out_begin_prologue): Add code to initialize new fields in
2664 dw_fde_struct.
2665 (dwarf2out_switch_text_section): New function (invoked through
2666 debug_hook); updates new fields in dw_fde_struct appropriately and
2667 increments separate_line_info_table_in_use.
2668 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2669 dwarf2out_switch_text_section.
2670 (struct var_loc_node): Add new field, section_label.
2671 (output_aranges): Add code to check whether in hot or cold section and
2672 use the appropriate label in calculating deltas.
2673 (output_ranges): Likewise.
2674 (output_line_info): Add code to check which section we're in and
2675 use appropriate hot/cold label.
2676 (add_location_or_constant_value_attribute): Likewise.
2677 (gen_subprogam_die): Modify arange attributes to use correct labels.
2678 (dwarf2out_begin_block): Change call to function_section into call to
2679 current_function_section.
2680 (dwarf2out_end_block): Likewise.
2681 (dwarf2out_source_line): Likewise.
2682 (dwarf2out_var_location): Add code to check whether in hot or cold
2683 section and use the appropriate label.
2684 * except.c (output_function_exception_table): Change call to
2685 function_section into call to current_function_section.
2686 * final.c (profile_function): Likewise.
2687 (scan_ahead_for_unlikely_executed_note): Remove function.
2688 (final_scan_insn): Remove calls to
2689 scan_ahead_for_unlikely_executed_note, and related code for switching
2690 to cold section, except for the single time
2691 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2692 debug_hooks->switch_text_sections; replace appropriate calls to
2693 function_section with calls to current_function_section.
2694 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2695 test_bb to condition.
2696 (find_if_case_2): Likewise.
2697 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2698 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2699 * opts.c (decode_options): Change warning about hot/cold partitioning
2700 with exceptionss to inform (so as not to cause bootstrap failures);
2701 remove warning about partitioning with DWARF debug info.
2702 * output.h (current_function_section): Add new function decl.
2703 (insert_section_boundary_note): Likewise.
2704 (enum in_section): Move this declaration here from varasm.c.
2705 (unlikely_section_label): Likewise.
2706 (unlikely_text_section_name): Likewise.
2707 (last_text_section_name): New global variable.
2708 (last_text_section): Likewise.
2709 (hot_section_label): Likewise.
2710 (hot_section_end_label): Likewise.
2711 (cold_section_end_label): Likewise.
2712 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2713 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2714 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2715 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2716 insn from consideration.
2717 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2718 switch_text_section.
2719 * varasm.c (basic-block.h): Add new include.
2720 (unlikely_section_label_printed): Remove global variable.
2721 (unlikely_section_label): Make global variable not be static any more.
2722 (unlikely_text_section_name): Likewise.
2723 (hot_section_end_label): New global variable (not static)
2724 (first_function_block_is_cold): Likewise.
2725 (hot_section_label): Likewise.
2726 (cold_section_end_label): Likewise..
2727 (last_text_section): New global variable, not static.
2728 (last_text_section_name): New global variable, not static.
2729 (initialize_cold_section_name): New function.
2730 (enum in_section): Move declaration to output.h.
2731 (text_section): Update last_text_section.
2732 (unlikely_text_section): Replace code to determine cold section name
2733 with call to initialize_cold_section_name; Add code to update
2734 last_text_section; remove code for printing out label.
2735 (named_section_real): Add code to update last_text_section and
2736 last_text_section_name as appropriate.
2737 (function_section): Change test for 'unlikely' to depend on
2738 first_function_block_is_cold (moved old test to
2739 current_function_section).
2740 (current_function_section): New function.
2741 (assemble_start_function): Move code that frees
2742 unlikely_text_section_name; initialize hot_section_end_label;
2743 print hot and cold section labels at the start of the function;
2744 set first_function_block_is_cold, if appropriate; initialize l
2745 ast_text_section; add call to insert_section_boundary_note.
2746 (assemble_end_function): Add code to write out hot and cold section
2747 end labels.
2748 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2749 switch_text_section.
2750 * config/darwin.c (machopic_select_section): Replace incorrect
2751 function in base_funs; update reloc for cold sections if necessary.
2752 * config/darwin.h (SECTION_FUNCTION): Add code to update
2753 last_text_section if appropriate.
2754 (text_unlikely_section): Remove.
2755 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2756 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2757 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2758 partitioning for this architecture.
2760 2005-03-31 Olivier Hainque <hainque@adacore.com>
2762 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2763 defined and non-zero.
2765 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2767 PR c++/18644
2768 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2769 semantics.
2771 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2773 PR target/20611
2774 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2775 label operand. Remove (use (unspec..)). Don't emit a label on
2776 the offset word.
2777 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2778 generate inline label for load_toc_v4_PIC_1b.
2779 (rs6000_emit_load_toc_table): Likewise.
2781 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2783 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2784 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2786 2005-03-29 Devang Patel <dpatel@apple.com>
2788 * tree-sra.c (decide_block_copy): Disable scalarization of
2789 sub-elements.
2791 2005-03-30 Stuart Hastings <stuart@apple.com>
2792 Dale Johannesen <dalej@apple.com>
2794 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2795 * print-tree.c (print_node): Add case STATEMENT_LIST.
2797 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2799 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2800 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2801 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2802 is given with "powerpc64*" or "all", or when --with-cpu chooses
2803 a 64-bit cpu.
2805 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2807 PR debug/20268
2808 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2809 gen_lexical_block_die.
2810 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2812 2005-03-31 Jan Hubicka <jh@suse.cz>
2814 2004-11-02 Jan Hubicka <jh@suse.cz>
2816 * cgraph.c (cgraph_varpool_node_name): New function.
2817 (dump_cgraph_varpool_node): New function.
2818 (dump_varpool): New function.
2819 * cgraphunit.c (cgraph_optimize): Dump varpool.
2821 2004-10-16 Jan Hubicka <jh@suse.cz>
2823 * cgraph.c (decide_is_variable_needed): New function.
2824 (cgraph_varpool_finalize_decl): Use it.
2825 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2826 unit-at-a-time.
2827 * final.c (output_addr_const): Do not call mark_referenced.
2828 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2829 always go via cgraph.
2830 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2831 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2832 * tree-optimize.c (execute_inline): Mark functions called.
2833 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2835 2004-10-11 Jan Hubicka <jh@suse.cz>
2837 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2838 (cgraph_varpool_last_needed_node): New static variable.
2839 (enqueue_needed_varpool_node): Break out from ...; add items to the
2840 end of queue; update first pointers.
2841 (cgraph_varpool_mark_needed_node): ... here.
2842 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2843 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2844 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2845 (cgraph_varpool_first_unanalyzed_node): Declare.
2846 * cgraphunit.c: Include output.h.
2847 (cgraph_varpool_analyze_pending_decls): New function.
2848 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2849 for errors, analyze pending decls.
2850 (cgraph_finalize_compilation_unit): Only analyze decls.
2851 (cgraph_optimize): Assemble the decls after expanding.
2853 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2855 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2856 subvars get marked properly in tags for grouping.
2857 (add_pointed_to_var): Mark only actual pointed to
2858 variables/subvars in addresses needed.
2859 (create_overlap_variables_for): Clear call clobbered on original
2860 variable.
2861 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2862 addresable vars with subvars into list.
2863 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2864 subvar should be.
2866 2005-03-30 Richard Henderson <rth@redhat.com>
2868 * cgraph.h (struct cgraph_node): Add alias.
2869 * varasm.c (assemble_alias): Set it.
2870 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2871 avoid calling cgraph_expand_function.
2873 2005-03-30 Tom Tromey <tromey@redhat.com>
2875 * tree.def (FILE_TYPE): Removed.
2876 * typeclass.h (enum type_class): Removed file_type_class.
2877 * dwarf2out.c (is_base_type): Updated.
2878 (gen_type_die): Likewise.
2879 * dbxout.c (dbxout_type): Updated.
2880 * builtins.c (type_to_class): Updated.
2881 * tree.c (type_contains_placeholder_1): Updated.
2882 * config/sparc/sparc.c (sparc_type_code): Updated.
2883 * config/ia64/ia64.c (hfa_element_mode): Updated.
2884 * expr.c (count_type_elements): Updated.
2885 * stor-layout.c (layout_type): Updated.
2886 * tree-inline.c (remap_type): Updated.
2887 * tree-pretty-print.c (dump_generic_node): Updated.
2889 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2891 * builtins.c (expand_builtin_powi): Fix mode of
2892 2nd argument to match int.
2893 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2894 2nd argument type to int.
2895 * libgcc2.c: Change prototype of __powi* functions to use
2896 int.
2898 2005-03-30 Dale Johannesen <dalej@apple.com>
2900 PR middle-end/19225
2901 * calls.c (expand_call): Flush pending deferrals before
2902 throwing call.
2904 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2906 PR c/772
2907 PR c/17913
2908 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2909 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2910 c_label_context, label_context_stack): New.
2911 * c-decl.c (define_label): Check for jumps into statement
2912 expressions. Add label to list of defined labels.
2913 (start_function): Push context on label_context_stack.
2914 (finish_function): Pop context from label_context_stack.
2915 * c-typeck.c (label_context_stack): New.
2916 (c_finish_goto_label): Check for jumps into statement
2917 expressions. Add label to list of jumped to labels.
2918 (struct c_switch): Add blocked_stmt_expr.
2919 (c_start_case): Initialize it.
2920 (do_case): Check it.
2921 (c_finish_case): Verify !blocked_stmt_expr.
2922 (c_begin_stmt_expr): Push context on label_context_stack.
2923 Increment blocked_stmt_expr. Mark labels jumped to from outside
2924 as undefinable.
2925 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2926 defined in the statement expression and no longer jumpable to.
2927 Mark labels jumped to from just outside the statement expression
2928 as again definable. Pop context from label_context_stack.
2929 * doc/extend.texi (Statement Exprs): Update.
2931 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2933 PR c/20368
2934 * c-decl.c (start_function): Check for old_decl being
2935 error_mark_node.
2937 2005-03-30 Ian Lance Taylor <ian@airs.com>
2939 * final.c (final): Remove prescan parameter. Change all callers.
2940 (final_scan_insn): Remove prescan parameter. Change all callers.
2942 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2944 * tree-vectorizer.c: Fix comment typos.
2946 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2948 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2949 as soon as a chrec_dont_know is detected.
2951 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2953 Merge from csl-arm-branch.
2954 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2956 * tlink.c (recompile_files): Do not assume that "rename" can
2957 overwrite an existing file.
2959 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2961 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2962 * gcc/configure: Regenerate.
2964 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2966 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2968 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2970 * calls.c (struct arg_data): Update "partial" comment.
2971 (load_register_parameters): Update "nregs" comment.
2973 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2975 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2976 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2977 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2978 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2979 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2980 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2981 than target_flags & 0.
2982 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2983 (iq2000_arch, iq2000_parse_cpu): Delete.
2984 (TARGET_HANDLE_OPTION): Override default.
2985 (iq2000_handle_option): New function.
2986 (override_options): Remove -march= and -mcpu= handling.
2987 * config/iq2000/iq2000.opt: New file.
2989 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2991 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2992 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2993 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2994 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2995 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2996 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2997 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2998 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2999 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3000 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3001 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3002 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3003 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3004 (TARGET_OPTIONS): Delete.
3005 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3006 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3007 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3008 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3009 (c4x_cpu_version_string): Delete.
3010 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3011 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3012 equivalent -mcpu= option.
3013 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3014 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3015 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3016 or clearing the appropriate MASK_* bit.
3017 (c4x_file_start): Use c4x_cpu_version.
3018 * config/c4x/c4x.opt: New file.
3020 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3022 * doc/options.texi: Document the new MaskExists flag.
3023 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3024 if the option has the MaskExists flag.
3026 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3028 * opt-functions.awk (flag_set_p, test_flag): New functions.
3029 (switch_flags): Use them.
3030 * opth-gen.awk: Use flag_set_p to check for flags.
3031 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3033 2005-03-30 Ian Lance Taylor <ian@airs.com>
3035 * config.host (i[34567]86-*-mingw32*): Don't set
3036 host_can_use_collect2 to no.
3038 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3040 PR target/20203
3041 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3042 Remove convert_memory_address call duplicating that in memory_address.
3044 2005-03-29 Richard Henderson <rth@redhat.com>
3046 PR c/20519
3047 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3048 (build_compound_literal): Likewise. Propagate decl type into the
3049 initializer.
3050 (finish_decl): Likewise. Use new return value from complete_array_type
3051 for zero sized arrays.
3052 (complete_array_type): Move ...
3053 * c-common.c (complete_array_type): ... here. Change first argument
3054 to pointer-to-type-node. Consistently use sizetype for the index
3055 except for zero sized arrays. Detect zero sized arrays for pedantic
3056 mode diagnostics. Create a new type node instead of modifying the
3057 old node in place.
3058 * c-tree.h (complete_array_type): Move decl ...
3059 * c-common.h (complete_array_type): ... here.
3061 2005-03-29 Richard Henderson <rth@redhat.com>
3063 PR tree-opt/19108
3064 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3066 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3068 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3069 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3070 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3071 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3073 2005-03-29 Eric Christopher <echristo@redhat.com>
3075 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3076 truthvalue conversion removal.
3078 2005-03-29 Ian Lance Taylor <ian@airs.com>
3080 PR bootstrap/14316
3081 * collect2.c: Never include <vfork.h>.
3082 (VFORK_STRING, vfork): Don't define.
3083 (pid): Remove global variable.
3084 (handler): Call raise instead of kill (getpid(), ...).
3085 (collect_wait): Add pex parameter. Change all callers. Use
3086 pex_get_status rather than pwait.
3087 (do_wait): Add pex parameter. Change all callers.
3088 (collect_execute): Return struct pex_obj * rather than void. Use
3089 pex routines rather than pexecute.
3090 (fork_execute): Get pex_obj from collect_execute, and pass it to
3091 do_wait.
3092 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3093 Only declare quit_handler if SIGQUIT is defined.
3094 (scan_libraries): Likewise.
3095 * collect2.h (collect_execute): Update declaration.
3096 (collect_wait): Update declaration.
3097 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3098 pass it to collect_wait.
3100 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3102 PR c/20672
3103 * c-parser.c (c_parser_compound_statement_nostart): Give error
3104 message for EOF instead of just setting parser->error.
3106 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3108 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3109 (slpeel_update_phi_nodes_for_guard1): New function.
3110 (slpeel_update_phi_nodes_for_guard2): New function.
3111 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3112 of slpeel_update_phi_nodes_for_guard.
3113 (vectorize_loops): Remove call to loop_closed_rewrite.
3114 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3115 assertion.
3117 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3119 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3120 (TARGET_LITTLE_ENDIAN): New macro.
3121 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3122 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3123 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3124 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3125 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3126 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3127 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3128 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3129 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3130 (TARGET_OPTIONS): Delete.
3131 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3132 (CACHE_FLUSH_TRAP): Turn into an integer.
3133 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3134 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3135 -mflush-trap is in use.
3136 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3137 (m32r_cache_flush_trap_string): Delete.
3138 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3139 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3140 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3141 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3142 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3143 -mmodel= and -msdata= handling from...
3144 (m32r_init): ...here.
3145 * config/m32r/m32r.opt: New file.
3147 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3149 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3150 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3151 * tree-vect-analyze.c (vect_object_analysis): additional parm
3152 pass back a "struct ptr_info_def *" with the points-to info.
3153 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3154 statement using info returned from vect_object_analysis.
3155 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3156 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3157 for virtual uses and defs when creating a replacement vector
3158 reference. Call duplicate_ssa_name_ptr_info to define points-to
3159 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3160 (vectorizable_store): copy_virtual_operands and update
3161 definition statements.
3162 (vectorizable_load): copy_virtual_operands. Remove call to
3163 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3164 * tree-vectorizer.c (vectorize_loops): Remove calls to
3165 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3166 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3167 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3168 define macro STMT_VINFO_PTR_INFO for use in accessing.
3169 * tree.h add export of duplicate_ssa_name_ptr_info.
3170 * rs6000.c (altivec_init_builtins): Declare builtin function
3171 __builtin_altivec_mask_for_load to be "const".
3173 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3175 PR middle-end/20622
3176 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3177 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3178 assemble_variable on aliases.
3179 * varasm.c (assemble_alias): Set node->alias.
3180 * toplev.c (wrapup_global_declarations): Don't call
3181 rest_of_decl_compilation on aliases again.
3183 2005-03-29 Paul Brook <paul@codesourcery.com>
3185 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3186 * config/arm/arm.c (arm_dbx_register_number): New function.
3187 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3189 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3191 PR middle-end/20263
3192 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3193 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3195 2005-03-29 Dale Johannesen <dalej@apple.com>
3197 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3198 $(TREE_H) and $(COVERAGE_H).
3199 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3200 * opts.c (common_handle_option): Enable tree-based value transforms.
3201 * toplev.c (process_options): Ditto.
3202 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3203 refers to references to this type.
3204 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3205 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3206 for may_be_more, may_be_less.
3207 (rtl_gen_pow2_profiler): Adjust.
3208 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3209 (rtl_gen_one_value_profiler): Adjust.
3210 (rtl_gen_const_delta_profiler): Adjust.
3211 * tree-profile.c (tree_gen_interval_profiler): Implement.
3212 (tree_gen_pow2_profiler): Ditto.
3213 (tree_gen_one_value_profiler): Ditto.
3214 (tree_profiling): New.
3215 (pass_tree_profile): Reference it.
3216 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3217 tree.h, gcov-io.h.
3218 (insn_divmod_values_to_profile): Rename to
3219 rtl_divmod_values_to_profile. Adjust.
3220 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3221 (insn_prefetch_values_to_profile): Adjust.
3222 (rtl_value_profile_transformations): Adjust.
3223 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3224 (gen_mod_pow2): Rename to rtl_mod_pow2.
3225 (gen_mod_subtract): Rename to rtl_mod_subtract.
3226 (divmod_fixed_value_transform): Rename to
3227 rtl_divmod_fixed_value_transform.
3228 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3229 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3230 (rtl_find_values_to_profile): Adjust.
3231 (tree_value_profile_transformations): Implement.
3232 (tree_divmod_values_to_profile): New.
3233 (tree_values_to_profile): New.
3234 (tree_divmod_fixed_value): New.
3235 (tree_mod_pow2): New.
3236 (tree_mod_subtract): New.
3237 (tree_divmod_fixed_value_transform): New.
3238 (tree_mod_pow2_value_transform): New.
3239 (tree_mod_subtract_transform): New.
3240 (tree_find_values_to_profile): Implement.
3241 * profile.c (instrument_values): Free histograms.
3242 (compute_value_histograms): Adjust. Implement tree version.
3244 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3246 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3247 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3248 variable. Output "fldcw" depending on round_mode.
3249 * config/i386/i386.md (UNSPEC_FIST): New.
3250 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3251 New isns patterns to implement lrint and llrint built-ins as x87
3252 intrinsic function.
3253 (fistdi2, fist<mode>2 splitters): New splitters.
3254 (lrint<mode>2): New expanders.
3256 2005-03-28 Ian Lance Taylor <ian@airs.com>
3258 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3259 0 when calling final_scan_insn.
3261 2005-03-28 Jan Hubicka <jh@suse.cz>
3263 PR middle-end/20635
3264 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3265 as needed.
3267 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3268 types where possible.
3270 2005-03-26 Per Bothner <per@bothner.com>
3272 Make -f[no-]show-column also control non-cpp diagnostics.
3273 * c.opt (fshow-column): Move option from here ...
3274 * common.opt (fshow-column): ... to here.
3275 * diagnostic.c (diagnostic_build_prefix): Only print column number
3276 if flag_show_column.
3278 2005-03-27 Steven Bosscher <stevenb@suse.de>
3280 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3281 vax_output_conditional_branch): New prototypes.
3282 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3283 extracted from vax.md mov and add patterns.
3284 (vax_output_conditional_branch): New function to output conditional
3285 branch instructions.
3286 * vax.md: Use mode macros for arithmetic and mov patterns.
3287 Use code macros for the jump patterns.
3289 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3291 * Makefile.in (libbackend.o): Depend on version files;
3292 add custom generation command.
3294 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3296 PR target/20636
3297 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3298 sure that we have a REG before getting its REGNO.
3300 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3302 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3303 * builtins.def (BUILT_IN_STRNDUP): New.
3305 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3307 PR tree-optimization/20470
3308 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3309 ABS(x-y).
3311 2005-03-25 Mike Stump <mrs@apple.com>
3313 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3314 sized objects.
3316 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3318 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3319 Use our own structure definitions.
3321 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3322 (fix_truncdfsi2): Allow registers or memory as destination.
3323 When TARGET_PPC_GFXOPT, generate simplified pattern.
3324 (fix_truncdfsi2_internal): Use define_insn_and_split.
3325 (fix_truncdfsi2_internal_gfxopt): New.
3326 (fctiwz): Don't confuse register allocation by giving it no choices.
3327 (stfiwx): New.
3328 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3329 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3330 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3331 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3333 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3335 * dominance.c (free_dominance_info): Speed up by freeing et
3336 data structures without maintaining other nodes.
3337 * et-forest.c (et_free_tree_force): New.
3338 * et-forest.h: Add a prototype for et_free_tree_force.
3340 * tree.c (get_set_constructor_bits,
3341 get_set_constructor_bytes): Remove.
3342 * tree.h: Remove the corresponding prototypes.
3344 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3346 PR target/15491
3347 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3348 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3349 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3350 PRE_DEC, NEG and NOT.
3352 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3354 * fold-const.c: Convert uses of fold (build (...)) to
3355 fold_buildN.
3357 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3359 PR rtl-optimization/20249
3360 * cse.c (insert_regs): Do not record equivalence of registers in
3361 different modes.
3363 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3365 * emit-rtl.c (reverse_comparison): Remove.
3366 * rtl.h: Remove the corresponding prototype.
3368 2005-03-24 James E Wilson <wilson@specifixinc.com>
3370 * doc/install.texi (--enable-altivec): Delete docs.
3372 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3374 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3375 SFmode and DFmode before reload when
3376 flag_unsafe_math_optimizations not enabled.
3378 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3380 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3382 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3383 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3385 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3387 * configure.ac (enable-checking): Add 'runtime' option.
3388 * doc/install.texi (enable-checking): Document 'runtime' checking.
3389 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3390 * config.in: Regenerated.
3391 * configure: Regenerated.
3393 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3395 * optabs.h (enum optab_index): Remove OTI_llrint.
3396 (llrint_optab): Remove macro.
3397 * optabs.c (init_optabs): Remove llrint_optab initialization.
3398 * genopinit.c (optabs): Remove llrint_optab implementation.
3399 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3400 using lrint_optab.
3402 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3404 PR rtl-optimization/20532
3405 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3406 overflow when adding coefficients for PLUS or MINUS.
3407 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3408 two as multiplier.
3410 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3412 * langhooks.h (truthvalue_conversion): Remove.
3413 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3414 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3415 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3416 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3417 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3419 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3421 * params.def: Fix a typo.
3422 * config/mips/mips.c: Follow the spelling convensions.
3423 * doc/invoke.texi: Fix typos.
3425 2005-03-18 Dale Johannese <dalej@apple.com>
3427 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3429 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3431 Fix PR tree-optimization/20601
3433 * tree-ssa-pre.c (insert_aux): Add missing condition to
3434 constification.
3436 2005-03-23 Ian Lance Taylor <ian@airs.com>
3438 * final.c (final_scan_insn): Don't remove no-op instructions.
3439 * reload1.c (reload): Remove simple no-op instructions even when
3440 not optimizing.
3442 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3444 PR tree-optimization/20501
3445 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3446 reporting that peeling for alignment is applied moved to...
3447 * (vect_analyze_data_refs_alignment): Here.
3449 2005-03-23 Ian Lance Taylor <ian@airs.com>
3451 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3453 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3455 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3456 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3458 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3460 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3461 imply that this is called once, independent of asms in code.
3462 Adjust to now being pased output and input lists. Mention helper
3463 function decl_overlaps_hard_reg_set_p.
3464 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3465 hook_tree_tree_identity and to take three trees, returning third.
3466 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3467 prototype.
3468 * stmt.c: include hard-reg-set.h before tree.h.
3469 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3470 (decl_conflicts_with_clobbers_p): Call
3471 decl_overlaps_hard_reg_set_p.
3472 (expand_asm_operands): Pass output and input lists in call to
3473 targetm.md_asm_clobbers.
3474 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3475 hook_tree_tree_tree_tree_3rd_identity.
3476 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3477 parameters.
3478 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3479 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3480 parameters, first two unused.
3481 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3482 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3483 in constraint letters and MOF is not mentioned as a asm-declared
3484 register in neither of the input and output lists.
3486 2005-03-23 DJ Delorie <dj@redhat.com>
3488 * optabs.c (expand_binop): Make sure the first subword's result
3489 gets stored.
3491 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3493 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3494 Call c_common_truthvalue_conversion rather than
3495 lang_hooks.truthvalue_conversion.
3496 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3497 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3498 c-typeck.c.
3499 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3500 c_common_truthvalue_conversion.
3501 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3502 c_parser_conditional_expression, c_parser_binary_expression): Call
3503 c_objc_common_truthvalue_conversion.
3504 * c-typeck.c (build_unary_op): Call
3505 c_objc_common_truthvalue_conversion.
3506 (build_conditional_expr): Do not call
3507 lang_hooks.truthvalue_conversion.
3508 (build_binary_op): Call c_common_truthvalue_conversion.
3509 (c_objc_common_truthvalue_conversion): Moved from
3510 c-objc-common.c. Call default_function_array_conversion instead
3511 of default_conversion.
3513 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3515 * c-common.h (default_conversion): Remove.
3516 (perform_integral_promotions): Add.
3517 * c-tree.h (default_conversion): Add.
3518 * c-typeck.c (perform_integral_promotions): New, split out from
3519 default_conversion.
3520 * c-common.c (check_case_value): Use perform_integral_promotions,
3521 not default_conversion.
3522 (c_add_case_label): Don't continue processing case label after
3523 found to be pointer.
3525 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3527 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3528 the prefix list if we have already added a multilib directory
3529 based on that path.
3530 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3531 search with -L.
3533 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3535 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3536 static.
3537 * reload.h: Remove the prototype for indirect_symref_ok.
3539 * reload1.c (indirect_symref_ok): Make it global.
3540 * reload.h: Add a prototype for indirect_symref_ok.
3542 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3544 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3545 ashlhi3 expander.
3547 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3549 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3551 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3553 * c-opts.c (c_common_parse_file): Only start/end main source file
3554 if debug hooks says the writer wants it.
3555 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3556 member.
3557 (xcoff_debug_hooks): Ditto.
3558 * debug.c (do_nothing_hooks): Ditto.
3559 * debug.h (gcc_debug_hooks): Ditto.
3560 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3561 * sdbout.c (sdb_debug_hooks): Ditto.
3562 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3564 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3566 * doc/extend.texi: Deprecate C++ min/max operators.
3568 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3570 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3571 artificial original candidates.
3573 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3574 Jan Hubicka <jh@suse.cz>
3575 Steven Bosscher <stevenb@suse.de>
3577 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3578 call cost based on argument sizes.
3579 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3580 inlining.
3581 * params.def: (max-inline-inssn-single): Set to 450.
3582 (max-inline-insns-auto): Set to 90.
3583 (max-inline-insns-recursive): Set to 450
3584 (max-inline-insns-recursive-auto): Set to 450.
3585 (large-function-insns): Set to 2700.
3586 (inline-call-cost): New parameter.
3587 * tree-inline.c (estimate_move_cost): New function.
3588 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3589 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3590 based on arguments.
3591 * tree-inline.h (estimate_move_cost): Declare.
3592 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3593 (max-inline-insns-auto): Change default to 90.
3594 (max-inline-insns-recursive): Change default to 450
3595 (max-inline-insns-recursive-auto): Change default to 450.
3596 (large-function-insns): Change default to 2700.
3597 (inline-call-cost): Document new parameter.
3599 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3601 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3602 (TARGET_DEFAULT): Delete.
3603 * config/i860/i860.opt: New file.
3605 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3607 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3608 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3609 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3610 (frv_sched_lookahead): Delete.
3611 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3612 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3613 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3614 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3615 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3616 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3617 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3618 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3619 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3620 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3621 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3622 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3623 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3624 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3625 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3626 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3627 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3628 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3629 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3630 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3631 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3632 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3633 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3634 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3635 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3636 (frv_sched_lookahead): Delete.
3637 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3638 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3639 (frv_handle_option): New function. Move -mcpu= handling from...
3640 (frv_override_options): ...here. Remove handling of other
3641 TARGET_OPTIONS.
3642 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3643 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3644 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3645 and TARGET_NO_MULTI_CE.
3646 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3647 !TARGET_VLIW_BRANCH.
3648 * config/frv/frv.opt: New file.
3650 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3652 * fold-const.c (fold_ternary): Take decomposed arguments of
3653 CALL_EXPR.
3654 (fold): Update a call to fold_ternary.
3656 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3657 * tree.h: Add corresponding prototypes.
3659 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3661 PR target/20561
3662 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3663 between jump table and its label.
3664 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3665 resp. ADDR_DIFF_VEC and the label preceeding it.
3666 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3667 is emitted in the right section.
3669 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3671 * fold-const.c (fold_unary, fold_binary): Update comments
3672 about arguments.
3674 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3676 PR rtl-optimization/20527
3677 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3678 REG_INC note, test that the register also isn't mentioned in PRED
3679 or SUCC.
3681 2005-03-22 Ben Elliston <bje@au.ibm.com>
3683 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3684 and definition.
3686 2005-03-21 Mike Stump <mrs@apple.com>
3688 * varasm.c (default_assemble_visibility): Remove extra ().
3690 2005-03-21 Roger Sayle <roger@eyesopen.com>
3692 PR middle-end/20557
3693 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3694 to determine whether a block can be duplicated, rather than test
3695 whether the block contains noncopyable insns ourselves.
3697 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3699 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3700 predicates.
3702 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3704 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3706 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3708 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3709 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3710 * config/fr30/fr30.opt: New file.
3712 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3714 Fix PR tree-optimization/20542
3716 * tree-flow-inline.h (overlap_subvar): Move to here.
3717 * tree-ssa-operands.c: From here.
3718 * tree-flow.h (overlap_subvar): Declare.
3719 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3720 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3721 for variables with subvars.
3723 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3725 PR middle-end/20177
3726 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3727 * modulo-sched.c (const_iteration_count): Return on NULL
3728 pre-header.
3729 (print_node_sched_params): Return on NULL dump_file.
3730 (generate_reg_moves): Handle reg-anti dependencies and disregard
3731 closing branch when generating register moves.
3732 (sms_schedule): Mark the SMSed block dirty.
3733 * passes.c (rest_of_handle_sms): Call update_life_info for all
3734 basic-blocks.
3735 * testsuite/gcc.dg/20050321-1.c: New test.
3737 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3739 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3740 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3741 movqi_internal): Likewise.
3743 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3745 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3746 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3747 xtensa_b4const): Delete prototypes.
3748 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3749 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3750 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3751 xtensa_extra_constraint): New prototypes.
3752 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3753 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3754 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3755 move_operand, const_float_1_operand, fpmem_offset_operand,
3756 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3757 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3758 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3759 argument type to HOST_WIDE_INT.
3760 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3761 xtensa_mask_immediate): Likewise.
3762 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3763 Likewise. Also make these functions static.
3764 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3765 (xtensa_const_ok_for_letter_p): New.
3766 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3767 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3768 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3769 move_operand, const_float_1_operand, fpmem_offset_operand,
3770 branch_operator, ubranch_operator, boolean_operator): Move to
3771 predicates.md.
3772 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3773 (xtensa_mem_offset): Change return type to bool.
3774 (xtensa_extra_constraint): New.
3775 (gen_int_relational): Update type of const_range_p function pointer.
3776 Use xtensa_b4const_or_zero.
3777 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3778 xtensa_const_ok_for_letter_p. Update comments.
3779 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3780 (PREDICATE_CODES): Delete.
3781 * config/xtensa/xtensa.md: Include predicates.md.
3782 * config/xtensa/predicates.md: New file.
3784 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3786 * config/v850/v850-protos.h: Remove the prototypes for
3787 reg_or_int9_operand, reg_or_const_operand,
3788 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3789 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3790 movsi_source_operand, power_of_two_operand,
3791 not_power_of_two_operand, special_symbolref_operand,
3792 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3793 register_is_ok_for_epilogue.
3794 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3795 reg_or_int9_operand, reg_or_const_operand,
3796 call_address_operand, special_symbolref_operand,
3797 movsi_source_operand, power_of_two_operand,
3798 not_power_of_two_operand, register_is_ok_for_epilogue,
3799 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3800 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3801 predicates.md.
3802 * config/v850/v850.h (PREDICATE_CODES): Remove.
3803 * config/v850/v850.md: Include predicates.md.
3804 * config/v850/predicates.md: New.
3806 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3808 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3809 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3810 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3811 (itoolsdir, itoolsdatadir): Move definition above new first use.
3812 (install-itoolsdirs): New rule.
3813 (install-mkheaders): Depend on install-itoolsdirs, not
3814 install-include-dir.
3816 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3818 * tree-into-ssa.c: Remove obsolete comments.
3820 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3822 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3823 unrolling if -fpeel-loops is specified, too.
3824 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3825 Remove superfluous check for flag_unroll_loops.
3827 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3829 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3830 (lrint_optab, llrint_optab): Define corresponding macros.
3831 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3832 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3833 pattern and llrint_optab using llrintdi2 patterns.
3834 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3835 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3836 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3837 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3838 flag_unsafe_math_optimizations is set.
3840 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3842 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3843 simplify_logical, if_then_else_cond, known_cond,
3844 simplify_comparison): Adjust calls to reverse_comparison.
3845 Don't use combine_reversed_comparison_code).
3846 (combine_reversed_comparison_code): Remove.
3847 (reversed_comparison): Using reversed_comparison_code, move it...
3848 * jump.c (reversed_comparison): ... here.
3849 * rtl.h (reversed_comparison): Add prototype.
3851 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3853 * builtins.c (fold_builtin): Take decomposed arguments of
3854 CALL_EXPR.
3855 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3856 * gimplify.c (gimplify_call_expr): Likewise.
3857 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3858 * tree.h: Update the prototype of fold_builtin.
3860 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3862 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3863 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3864 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3865 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3866 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3868 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3870 * builtins.c (fold_builtin_1): Take decomposed arguments of
3871 CALL_EXPR.
3872 (fold_builtin): Update a call to fold_builtin_1.
3874 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3876 PR other/20564
3877 * gcov.c (output_lines): Only output function block summary when
3878 outputting branch information.
3879 * doc/gcov.texi: Document format of preamble and additional block
3880 information lines.
3882 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3884 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3885 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3886 the defaults false if BITS_PER_UNIT != 8.
3887 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3888 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3889 than BITS_PER_UNIT != 8.
3890 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3891 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3892 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3893 #undefs.
3894 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3895 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3897 2005-03-20 Roger Sayle <roger@eyesopen.com>
3899 PR middle-end/20539
3900 * fold-const.c (fold_binary): Fix type mismatch between
3901 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3902 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3903 for non-truth-valued expressions.
3905 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3906 and FUNCTION_DECL in the main switch.
3907 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3908 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3909 we also need to convert their operands to match.
3910 <TRUTH_NOT_EXPR>: Likewise.
3912 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3914 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3915 diagnostic without checking whether an lvalue.
3916 * c-common.h (lvalue_p): Remove.
3917 (enum lvalue_use): Update comment.
3918 (lvalue_or_else): Replace by lvalue_error.
3919 * c-typeck.c (lvalue_p): Make static.
3920 (lvalue_or_else): New. Call lvalue_error.
3922 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3924 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3925 (function_arg_advance): Use rs6000_parm_start.
3926 (function_arg, rs6000_arg_partial_bytes): Likewise.
3928 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3930 * c-common.c (check_case_value): Adjust comment about stripping
3931 NOPs.
3932 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3933 * c-typeck.c (default_conversion, convert_arguments,
3934 build_modify_expr, convert_for_assignment, store_init_value,
3935 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3936 manually. Remove inaccurate comments.
3938 2005-03-20 Roger Sayle <roger@eyesopen.com>
3939 Joseph S. Myers <joseph@codesourcery.com>
3941 * varasm.c (do_assemble_alias): Restore comment describing function.
3942 Annotate the target parameter as potentially unused.
3944 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3946 PR target/18551
3947 * config/avr/avr.c (avr_output_function_prologue): Do not use
3948 current_function_name() in a label, use a local label instead.
3950 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3952 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3953 flag_finite_math_only, not flag_unsafe_math_optimizations.
3955 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3957 * builtins.c (fold_builtin_1): Update a call to
3958 targetm.fold_builtin.
3959 * hooks.c (hook_tree_tree_bool_null): Rename to
3960 hook_tree_tree_tree_bool_null. Take one more argument of type
3961 tree.
3962 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3963 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3964 hook_tree_tree_tree_bool_null.
3965 * target.h (gcc_target): Update the prototype of fold_builtin.
3966 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3967 arguments of CALL_EXPR.
3968 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3969 new prototype.
3971 2005-03-20 Jan Hubicka <jh@suse.cz>
3973 * cgraph.h (cgraph_node): Add prev_clone pointer.
3974 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3975 (cgraph_clone_node): Produce doubly linked chain.
3977 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3979 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3980 get_nonnull_operand, handle_sentinel_attribute,
3981 check_function_arguments_recurse): Do not strip NOPS from
3982 INTEGER_CSTs.
3983 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3984 Likewise.
3985 * c-format.c (get_constant): Likewise.
3986 * c-parser.c (c_parser_postfix_expression): Likewise.
3987 * c-typeck.c (set_init_index): Likewise.
3988 (convert_arguments): Don't check for NOP_EXPR containing integer
3989 constant.
3991 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3993 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3994 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3995 Take decomposed arguments of CALL_EXPR.
3996 (fold_builtin_1): Update calls to the functions mentioned
3997 above.
3999 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4001 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4002 width to have integer type.
4003 (build_enumerator): Require enumerator value to have integer type.
4005 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4007 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4008 to __builtin_inff.
4010 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4012 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4013 std=iso9899:199x): Correct descriptions.
4015 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4017 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4018 solaris2.1[0-9].
4020 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4022 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4023 of CALL_EXPR.
4024 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4025 fold_builtin_memcpy.
4027 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4028 arguments of CALL_EXPR.
4029 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4030 fold_builtin_found, fold_builtin_1): Update calls to
4031 fold_trunc_transparent_mathfn.
4033 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4035 PR middle-end/20493
4036 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4037 function pointers on targets that require function pointer
4038 canonicalization.
4039 (fold_sign_changed_comparison): Likewise.
4041 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4043 * combine.c (try_combine): When changing the mode of a hard reg, make
4044 sure that doing so is valid.
4046 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4048 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4049 (TARGET_HANDLE_OPTION): Override default.
4050 (avr_handle_option): New function.
4051 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4052 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4053 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4054 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4055 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4056 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4057 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4058 (TARGET_OPTIONS): Delete.
4059 * config/avr/avr.opt: New file.
4061 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4063 * config/m32r/m32r-protos.h: Remove the prototypes for
4064 call_address_operand, symbolic_operand, seth_add3_operand,
4065 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4066 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4067 two_insn_const_operand, move_src_operand,
4068 move_double_src_operand, move_dest_operand,
4069 eqne_comparison_operator, signed_comparison_operator,
4070 large_insn_p, conditional_move_operand, carry_compare_operand,
4071 m32r_block_immediate_operand, extend_operand,
4072 reg_or_eq_int16_operand, int8_operand, and
4073 reg_or_zero_operand.
4074 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4075 seth_add3_operand, int8_operand, cmp_int16_operand,
4076 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4077 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4078 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4079 move_double_src_operand, move_dest_operand,
4080 eqne_comparison_operator, signed_comparison_operator,
4081 extend_operand, small_insn_p, large_insn_p,
4082 conditional_move_operand, carry_compare_operand,
4083 m32r_block_immediate_operand): Move to predicates.md.
4084 (MAX_MOVE_BYTES): Move to m32r.h.
4085 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4086 * config/m32r/m32r.md: Include predicates.md.
4087 * config/m32r/predicates.md: New.
4089 2005-03-18 James E Wilson <wilson@specifixinc.com>
4091 PR c++/19769
4092 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4093 origin.
4095 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4097 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4098 call_address_operand, const_8bit_operand.
4099 * config/mn10300/mn10300.c (call_address_operand,
4100 const_8bit_operand, const_1f_operand): Move to predicates.md.
4101 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4102 * config/mn10300/mn10300.md: Include predicates.md.
4103 * config/mn10300/predicates.md: New.
4105 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4107 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4108 declarations in diagnostics and %E for identifiers, not %s.
4110 2005-03-18 Jan Hubicka <jh@suse.cz>
4111 Dale Johannesen <dalej@apple.com>
4113 * basic-block.h (scale_bbs_frequencies_int,
4114 scale_bbs_frequencies_gcov_type): Declare.
4115 * cfg.c (RDIV): New macro.
4116 (update_bb_frequency_for_threading): Fix.
4117 * basic-block.h (scale_bbs_frequencies_int,
4118 scale_bbs_frequencies_gcov_type): New.
4119 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4120 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4121 scale_bbs_frequencies_int.
4122 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4124 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4126 * config/m32r/m32r-protos.h: Remove the prototypes for
4127 call_address_operand, symbolic_operand, seth_add3_operand,
4128 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4129 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4130 two_insn_const_operand, move_src_operand,
4131 move_double_src_operand, move_dest_operand,
4132 eqne_comparison_operator, signed_comparison_operator,
4133 large_insn_p, conditional_move_operand, carry_compare_operand,
4134 m32r_block_immediate_operand, extend_operand,
4135 reg_or_eq_int16_operand, int8_operand, and
4136 reg_or_zero_operand.
4137 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4138 seth_add3_operand, int8_operand, cmp_int16_operand,
4139 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4140 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4141 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4142 move_double_src_operand, move_dest_operand,
4143 eqne_comparison_operator, signed_comparison_operator,
4144 extend_operand, small_insn_p, large_insn_p,
4145 conditional_move_operand, carry_compare_operand,
4146 m32r_block_immediate_operand): Move to predicates.md.
4147 (MAX_MOVE_BYTES): Move to m32r.h.
4148 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4149 * config/m32r/m32r.md: Include predicates.md.
4150 * config/m32r/predicates.md: New.
4152 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4153 shadd_constant_p.
4154 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4155 symbolic_operand, symbolic_memory_operand,
4156 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4157 indexed_memory_operand, move_dest_operand, move_src_operand,
4158 prefetch_cc_operand, prefetch_nocc_operand,
4159 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4160 arith_operand, arith11_operand, pre_cint_operand,
4161 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4162 ireg_operand, int5_operand, uint5_operand, int11_operand,
4163 uint32_operand, arith5_operand, and_operand, ior_operand,
4164 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4165 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4166 shadd_operand, movb_comparison_operator,
4167 cmpib_comparison_operator): Move to predicates.md.
4168 (magic_milli, shadd_constant_p): Make it extern.
4169 * config/pa/pa.h (PREDICATE_CODES): Remove.
4170 * config/pa/pa.md: Include predicates.md.
4171 * config/pa/predicates.md: New.
4173 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4174 predicate.
4176 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4178 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4179 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4180 config/alpha/freebsd.h, config/alpha/linux.h,
4181 config/alpha/netbsd.h, config/alpha/osf5.h,
4182 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4183 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4184 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4185 doc/cppopts.texi: Update copyright.
4187 2005-03-18 Jan Hubicka <jh@suse.cz>
4189 PR middle-end/20225
4190 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4191 too late.
4192 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4193 called too late.
4195 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4197 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4198 VEC_safe_push.
4200 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4202 * combine.c (gen_binary): Remove.
4203 (known_cond, simplify_shift_const, find_split_point,
4204 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4205 simplify_logical, expand_field_assignment, extract_left_shift,
4206 force_to_mode, if_then_else_cond, apply_distributive_law,
4207 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4208 simplify_comparison, reversed_comparison): Replace with
4209 simplify_gen_binary, simplify_gen_relational or
4210 distribute_and_simplify_rtx.
4211 (distribute_and_simplify_rtx): New function.
4213 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4214 Paolo Bonzini <gcc.gnu.org>
4216 * calls.c (setjmp_call_p, special_function_p): Update comments
4217 at the head of the functions.
4219 2005-03-18 Jan Hubicka <jh@suse.cz>
4221 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4223 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4224 function body should be released; do not proactively release function
4225 bodies in non-unit-at-a-time mode.
4227 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4229 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4230 mno-fp-ret-in-387 multilib variants.
4232 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4234 * common.opt (m): Remove.
4235 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4236 table lookup fails.
4237 (common_handle_option): Remove OPT_m case.
4239 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4241 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4242 of CALL_EXPR.
4243 (fold_builtin_1): Update a call to fold_builtin_bitop.
4245 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4246 of CALL_EXPR.
4247 (fold_builtin_1): Update a call to fold_builtin_signbit.
4249 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4251 PR tree-optimization/20474
4252 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4253 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4255 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4257 * config/h8300/h8300-protos.h: Remove prototypes for
4258 general_operand_src, general_operand_dst, single_one_operand,
4259 single_zero_operand, call_insn_operand,
4260 two_insn_adds_subs_operand, small_call_insn_operand,
4261 jump_address_operand, bit_operand, bit_memory_operand,
4262 stack_pointer_operand, const_int_gt_2_operand,
4263 const_int_ge_8_operand, const_int_qi_operand,
4264 const_int_hi_operand, incdec_operand, bit_operator,
4265 nshift_operator, eqne_operator, gtle_operator,
4266 gtuleu_operator, iorxor_operator.
4267 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4268 h8300_ldm_stm_parallel.
4269 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4270 h8300-protos.h.
4271 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4272 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4273 (h8300_ldm_stm_parallel): Make it extern.
4274 (h8300_ldm_parallel, h8300_stm_parallel,
4275 h8300_return_parallel, general_operand_src,
4276 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4277 nibble_operand, reg_or_nibble_operand, single_one_operand,
4278 single_zero_operand, call_insn_operand,
4279 two_insn_adds_subs_operand, small_call_insn_operand,
4280 jump_address_operand, bit_operand, bit_memory_operand,
4281 stack_pointer_operand, const_int_gt_2_operand,
4282 const_int_ge_8_operand, const_int_qi_operand,
4283 const_int_hi_operand, incdec_operand, eqne_operator,
4284 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4285 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4286 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4287 nshift_operator): Move to predicates.md.
4288 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4289 * config/h8300/h8300.md: Include predicates.md.
4290 * config/h8300/predicates.md: New.
4292 2005-03-17 Richard Henderson <rth@redhat.com>
4294 * config.gcc (ia64*-*-hpux*): Add extra_options.
4295 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4296 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4297 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4298 (ia64_tls_size_string, ia64_tune_string): Remove.
4299 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4300 (TARGET_DEFAULT_TARGET_FLAGS): New.
4301 (TARGET_HANDLE_OPTION): New.
4302 (ia64_override_options): Move options parsing ...
4303 (ia64_handle_option): ... here. New.
4304 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4305 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4306 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4307 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4308 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4309 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4310 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4311 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4312 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4313 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4314 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4315 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4316 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4317 TARGET_EARLY_STOP_BITS): Remove.
4318 (TARGET_ILP32): Default false.
4319 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4320 (enum ia64_inline_type): New.
4321 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4322 * config/ia64/ia64.md: Update for new definitions of
4323 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4324 * config/ia64/ia64.opt: New file.
4325 * config/ia64/ilp32.opt: New file.
4327 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4329 PR target/18380
4330 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4332 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4334 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4335 instead of MASK_H8300S.
4336 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4337 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4338 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4339 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4340 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4341 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4342 TARGET_SWITCHES): Remove.
4343 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4344 TARGET_H8300SX.
4345 * config/h8300/h8300.opt: New.
4347 * config/alpha/alpha.opt, config/arc/arc.opt,
4348 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4349 notices.
4351 2005-03-17 Ian Lance Taylor <ian@airs.com>
4353 * gmon.c: Remove.
4355 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4357 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4358 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4359 (TARGET_HANDLE_OPTION): Override default.
4360 (arc_handle_option): New function.
4361 (arc_init): Remove code to set arch_cpu_string.
4362 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4363 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4364 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4365 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4366 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4367 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4368 (arc_rodata_string, TARGET_OPTIONS): Delete.
4369 * config/arc/arc.opt: New file.
4371 2005-03-17 Richard Henderson <rth@redhat.com>
4373 * doc/extend.texi (Weak Pragmas): New section.
4374 (attribute alias): Clarify that target must be in the same
4375 translation unit.
4377 2005-03-17 Richard Henderson <rth@redhat.com>
4379 * config/alpha/alpha.opt: New file.
4380 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4381 of alpha_cpu.
4382 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4383 alpha_fprm_string, alpha_fptm_string): Make static.
4384 (alpha_tls_size_string): Remove.
4385 (alpha_handle_option): New.
4386 (override_options): Update for alpha_cpu/alpha_tune split.
4387 (alpha_file_start): Likewise.
4388 (TARGET_DEFAULT_TARGET_FLAGS): New.
4389 (TARGET_HANDLE_OPTION): New.
4390 * config/alpha/alpha.h (alpha_tune): Declare.
4391 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4392 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4393 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4394 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4395 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4396 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4397 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4398 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4399 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4400 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4401 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4402 (TARGET_DEFAULT): Remove MASK_FP.
4403 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4404 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4405 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4406 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4407 alpha_tls_size_string): Remove.
4408 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4409 (attribute tune): Rename from attribute cpu.
4410 * config/alpha/ev4.md: Update to match.
4411 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4412 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4413 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4414 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4415 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4416 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4418 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4420 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4421 and return without creating new state if before_nops_num is nonzero.
4422 * config/ia64/ia64.md (first_insn): New attribute.
4423 (alloc): Set it to yes.
4425 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4427 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4428 STMT_VINFO_SUBVARS to NULL.
4429 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4431 2005-03-16 Dale Johannesen <dalej@apple.com>
4433 * rtlanal.c (find_first_parameter_load): Rewrite to
4434 return actual first param load or the call if none,
4435 instead of first in block, when not all loads exist.
4437 2005-03-16 Roger Sayle <roger@eyesopen.com>
4439 * optabs.c (expand_copysign_absneg): Make static.
4440 * optabs.h (expand_copysign_absneg): Delete prototype.
4441 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4443 2005-03-16 Richard Henderson <rth@redhat.com>
4445 PR middle-end/15700
4446 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4447 (alias_pairs): Rename from output_defs.
4448 (find_decl_and_mark_needed): Split out from assemble_alias.
4449 (do_assemble_alias): New.
4450 (assemble_output_def): Remove.
4451 (finish_aliases_1, finish_aliases_2): New.
4452 (process_pending_assemble_output_defs): Remove.
4453 (assemble_alias): Defer aliases for which we don't yet have a
4454 non-external decl for the target symbol.
4455 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4456 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4457 * toplev.c (compile_file): Use finish_aliases_2 instead of
4458 process_pending_assemble_output_defs.
4459 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4460 (process_pending_assemble_output_defs): Remove.
4462 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4464 Fix PR tree-optimization/20489
4466 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4467 for empty structures.
4469 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4471 Fix PR tree-optimization/20490
4473 * tree-ssa-pre.c (create_expression_by_pieces): Use
4474 force_gimple_operand on result of fold.
4476 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4478 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4479 of closing parenthesis.
4481 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4483 * builtins.c (expand_movstr): Update a call to
4484 fold_builtin_strcpy.
4485 (expand_builtin_strncpy): Update a call to
4486 fold_builtin_strncpy.
4487 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4488 arguments of CALL_EXPR.
4489 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4490 fold_builtin_strncpy.
4491 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4492 * tree.h: Update the prototypes of fold_builtin_strcpy and
4493 fold_builtin_strncpy.
4495 2005-03-16 Steven Bosscher <stevenb@suse.de>
4496 Dorit Naishlos <dorit@il.ibm.com>
4498 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4499 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4500 error.
4502 2005-03-16 Steven Bosscher <stevenb@suse.de>
4504 * tree-inline.c (walk_type_fields, walk_tree,
4505 walk_tree_without_duplicates): Move from here...
4506 * tree.c: ...to here.
4508 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4510 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4511 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4512 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4513 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4514 (version): Define using $(BASEVER_c).
4515 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4516 version.c.
4517 (version.o): Depend on version files; add custom generation command.
4518 (prefix.o): Define BASEVER on command line.
4519 (s-iov): Depend on version files; adjust command.
4520 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4521 Add gcc-vers.texi.
4522 (gcc-vers.texi): New rule.
4523 (doc/%.info, doc/%.dvi): Add -I . to command line.
4524 (doc/gccinstall.dvi): Likewise.
4525 (PACKAGE): Delete. All uses replaced with "gcc".
4526 * aclocal.m4: Do not include gcc-version.m4.
4527 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4528 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4529 Set is_release based on contents of DEV-PHASE.
4530 Set gcc_version based on contents of BASE-VER.
4531 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4532 * config.in, configure: Regenerate.
4533 * gccbug.in: Determine version of GCC in use at runtime.
4534 * gcov-iov.c: Get version number and development phase from
4535 command line, not by including version.c.
4536 * intl.c: Replace all uses of PACKAGE with "gcc".
4537 * libada-mk.in: Delete unused "gcc_version" variable.
4538 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4539 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4540 commentary to match.
4541 (version_string): Put together from pieces.
4542 * config/alpha/x-vms: Do not use $(gcc_version).
4543 * config/i386/t-nwld: Likewise.
4544 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4545 version-GCC and DEVELOPMENT.
4547 2005-03-15 Roger Sayle <roger@eyesopen.com>
4549 PR tree-optimization/17454
4550 * tree.c (tree_size): Add case for TREE_BINFO.
4551 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4552 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4554 2005-03-15 Roger Sayle <roger@eyesopen.com>
4556 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4557 op1 whilst expanding the signed widenening multiply variant.
4559 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4561 * toplev.c (display_target_options): Avoid unused variable warning if
4562 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4563 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4564 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4565 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4566 (mips_isa_info): New variable.
4567 (mips_parse_cpu): Remove the first argument and leave the caller
4568 to report errors.
4569 (TARGET_HANDLE_OPTION): Override default.
4570 (mips_handle_option): New function. Move option validation code from...
4571 (override_options): ...here. Update calls to mips_parse_cpu.
4572 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4573 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4574 (SUBTARGET_TARGET_OPTIONS): Delete.
4575 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4576 (mno-flush-func, mtune=): New options.
4578 2005-03-15 Roger Sayle <roger@eyesopen.com>
4579 Richard Henderson <rth@redhat.com>
4581 * real.c (c4x_single_format, c4x_extended_format): Provide values
4582 for signbit_ro for c4x's single and extended floating point formats.
4583 * optabs.c (expand_copysign): Use the floating point format's
4584 signbit_ro for expanding via expand_copysign_absneg, and it's
4585 signbit_rw field for expanding via expand_copysign_bit.
4587 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4589 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4590 known_alignment_for_access_p.
4591 (known_alignment_for_access_p): New.
4592 (do_peeling_for_alignment): Field made int instead of bool and renamed
4593 to peeling_for_alignment.
4594 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4595 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4596 functionality used to be in vect_analyze_operations.
4597 (vect_analyze_operations): Code to determine vectorization factor was
4598 moved to vect_determine_vectorization_factor.
4599 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4600 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4601 factor.
4602 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4603 be part of vect_analyze_operations).
4604 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4605 creating the guard condition, as the number of iterations may be
4606 constant.
4607 (slpeel_tree_peel_loop_to_edge): Use new name of
4608 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4609 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4610 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4611 (vect_do_peeling_for_alignment): Use fold.
4612 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4614 (vect_update_inits_of_dr): Renamed to
4615 vect_update_init_of_dr.
4616 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4617 (vectorizable_store): Fix assertion to use == instead of =.
4619 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4621 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4622 call_used_regs for wCG registers.
4624 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4626 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4627 for non-offsettable memory references to cope with outstanding reload
4628 replacements, take 2.
4630 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4632 PR target/18668
4633 * config/i386/i386.h (x86_fisttp): New.
4634 (TARGET_FISTTP): New macro.
4635 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4636 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4637 instruction when fisttp flag is set.
4638 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4640 * config/i386/i386.md (type attribute): Add fisttp.
4641 (unit attribute): Set to i387 for fisttp type.
4642 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4643 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4644 TARGET_FISTTP.
4645 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4646 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4647 macros.
4648 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4649 patterns for TARGET_FISTTP. Enable patterns for
4650 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4651 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4652 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4653 implement fisttp x87 insn.
4654 (fix_trunc*_i387_fisttp splitters): New patterns.
4655 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4656 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4657 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4658 clobber.
4659 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4660 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4661 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4662 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4663 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4664 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4665 Disable patterns for TARGET_FISTTP.
4666 (fix_trunc*_i387 splitters): Implement usign mode macros.
4667 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4668 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4669 (fix_trunx*_sse peephole2s): Implement using mode macros.
4671 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4673 PR rtl-optimization/20291
4674 * combine.c (try_combine): If splitting fails, re-try with
4675 original combined pattern, i.e. before clobber stripping.
4677 2005-03-14 Eric Christopher <echristo@redhat.com>
4679 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4680 STACK_GROWS_DOWNWARD.
4682 2005-03-14 Roger Sayle <roger@eyesopen.com>
4684 * real.h (struct real_format): Split the signbit field into two
4685 two fields, signbit_ro and signbit_rw.
4686 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4687 mips_double_format, ieee_extended_motorola_format,
4688 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4689 ieee_extended_intel_128_format, ibm_extended_format,
4690 mips_extended_format, ieee_quad_format, mips_quad_format,
4691 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4692 i370_double_format, c4x_single_format, c4x_extended_format,
4693 real_internal_format): Update initializers for new field.
4694 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4695 real_format structure.
4696 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4697 field of the real_format structure.
4699 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4701 Fix PR tree-optimization/20458
4703 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4704 DECL_EXTERNAL on STRUCT_FIELD tags.
4705 (clear_call_clobbered): Ditto.
4706 * tree-ssa-operands.c (note_addressable): Make sure the original
4707 variable doesn't slip into the addressable list if we have
4708 subvars.
4709 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4710 tags too.
4712 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4714 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4715 (-fwide-exec-charset): Likewise.
4716 (-finput-charset): Likewise.
4717 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4718 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4719 * c.opt (Wnormalized): New.
4721 2005-03-14 Devang Patel <dpatel@apple.com>
4723 * doc/invoke.texi: Add reference to Visibility document.
4725 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4727 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4728 MASK_SPLIT_ADDRESSES.
4729 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4730 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4731 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4732 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4733 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4734 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4735 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4736 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4737 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4738 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4739 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4740 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4741 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4742 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4743 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4744 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4745 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4746 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4747 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4748 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4749 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4750 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4751 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4752 (TARGET_EXPLICIT_RELOCS): Delete.
4753 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4754 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4755 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4756 (override_options): Set MASK_LONG64 if -mint64 is given and no
4757 -mlongXX option is. Complain about -mint64 -mlong32.
4758 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4759 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4760 * config/mips/mips.opt: New file.
4762 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4764 * config.gcc (extra_options): New variable for listing option files.
4765 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4766 * configure.ac (extra_opt_files): New AC_SUBST variable.
4767 (tm_file_list, tm_include_list): Include options.h first.
4768 * configure: Regenerate.
4769 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4770 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4771 (s-options-h): New rule.
4772 (options.h): Depend on it.
4773 (TEXI_GCCINT_FILES): Add options.texi.
4774 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4775 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4776 * target.h (gcc_target): Add default_target_flags and handle_option.
4777 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4778 (TARGET_HANDLE_OPTION): New macros.
4779 (TARGET_INITIALIZER): Include them.
4780 * opt-functions.awk (opt_args, nth_arg): New functions.
4781 (switch_flags): Handle the "Target" flag.
4782 (var_args): Delete.
4783 (var_name): Use opt_args and nth_arg.
4784 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4785 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4786 macros for the "Mask" and "InverseMask" options.
4787 * opts.h (cl_var_cond): New enum.
4788 (cl_option): Replace the "has_set_value" and "set_value" fields with
4789 "var_cond" and "var_value".
4790 (CL_TARGET): New macro.
4791 (option_enabled, print_filtered_help): Declare.
4792 (decode_options): Move definition.
4793 * opts.c (handle_option): Search for the original option before
4794 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4795 var_cond and var_value fields. Use targetm.handle_option to handle
4796 target options.
4797 (decode_options): Set target_flags to targetm.default_target_flags.
4798 (print_filtered_help): Make global. Handle CL_TARGET.
4799 (option_enabled): New function.
4800 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4801 (display_target_options, set_target_switch, print_switch_values)
4802 (default_pch_valid_p): Guard uses of target_switches with
4803 #ifdef TARGET_SWITCHES. Also...
4804 (display_target_options): Display the CL_TARGET entries in cl_options.
4805 (set_target_option): Don't complain about the "" option when
4806 TARGET_SWITCHES is undefined.
4807 (print_switch_values): Use option_enabled.
4808 (default_pch_valid_p): Check cl_options[] when looking for something
4809 that has changed the value of target_flags.
4810 * c.opt: Remove documentation from top of file.
4811 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4812 * doc/sourecebuild.texi: Refer to the new options documentation
4813 instead of c.opt. Document machine-specific .opt files.
4814 * doc/tm.texi (target_flags): Say that this variable is declared
4815 by options.h.
4816 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4817 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4818 an alternative.
4819 * doc/options.texi: New file.
4821 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4823 PR middle-end/18628
4824 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4825 register.
4827 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4829 PR c++/20280
4830 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4831 temporary variable of pointer type if an lvalues is required.
4832 (gimplify_modify_expr_rhs): Request an rvalue from it.
4833 (gimplify_expr): Pass fallback on.
4835 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4837 * cfgbuild.c: Update comments.
4839 2005-03-14 Roger Sayle <roger@eyesopen.com>
4841 PR rtl-optimization/17236
4842 * optabs.c (expand_doubleword_mult): New helper function split out
4843 from expand_binop. Permute the order in which instructions are
4844 emitted to minimize the number of simultaneously live registers.
4845 (expand_binop): Call expand_doubleword_mult to synthesize a double
4846 word multiplication.
4848 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4850 * basic-block.h: Update the prototypes of cached_make_edge and
4851 rtl_make_eh_edge.
4852 * cfg.c (cached_make_edge): Take edge_cache representing one
4853 row of the adjacency matrix of edges.
4854 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4855 (make_edges): Initialize edge_cache to represent one row of
4856 the adjacency matrix of edges.
4858 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4860 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4861 New functions.
4862 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4863 Remove unused removed_phis variable.
4864 (conditional_replacement): Use build1/build2.
4865 (abs_replacement): Use last_and_only_stmt and build1/build2.
4867 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4869 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4870 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4871 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4872 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4873 * c-common.c (handle_novops_attribute): New function.
4874 (c_common_attribute_table): Add "no vops" entry.
4875 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4876 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4877 * tree-ssa-operands.c (get_call_expr_operands): Do not
4878 create virtual operands for calls with ECF_NOVOPS flag.
4879 * tree.h (DECL_IS_NOVOPS): New macro.
4880 (struct tree_decl): Add novops_flag.
4881 (ECF_NOVOPS): New constant.
4883 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4885 PR target/17688
4886 * config/i386/i386.c (x86_use_himode_fiop): New.
4887 (x86_use_simode_fiop): Rename from x86_use_fiop.
4888 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4889 (TARGET_USE_HIMODE_FIOP): New.
4890 (x86_use_simode_fiop): Rename from x86_use_fiop.
4891 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4893 * config/i386/i386.md (X87MODEI12): New mode macro define.
4894 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4895 to implement x87 FP compare with HImode input operands.
4896 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4897 Use X87MODEI12 mode macro to handle HImode input operands.
4898 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4899 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4900 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4901 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4902 macro to implement x87 operators with HImode input operands.
4903 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4904 input operands.
4906 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4908 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4909 integer_zerop.
4910 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4911 constants invariant.
4913 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4915 * basic-block.h (BB_VISITED): Removed.
4916 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4918 2005-03-14 Falk Hueffner <falk@debian.org>
4920 PR bootstrap/20424
4921 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4923 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4925 * ggc-zone.c: Fix comment typos.
4927 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4928 stringpool.c, config/mips/mips-protos.h: Update copyright.
4930 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4932 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4933 throughout with its typedef, "rtx".
4934 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4935 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4936 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4937 regs in comment to match code.
4939 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4941 * except.c (check_handled): Make it static.
4942 * except.h: Remove the corresponding prototype.
4944 * function.c (get_func_frame_size): Make it static.
4945 * function.h: Remove the corresponding type.
4947 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4948 Make them static.
4949 * hard-reg-set.h: Remove the corresponding declarations.
4951 * tree-cfg.c (verify_stmts): Check that
4952 bb_for_stmt (stmt) == bb for every PHI node and statement.
4954 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4956 * config.gcc: Remove excess indentation.
4957 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4959 2005-03-13 Roger Sayle <roger@eyesopen.com>
4961 PR middle-end/19331
4962 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4963 * fold-const.c (fold_sign_changed_comparison): Likewise.
4964 (fold_binary): Optimize comparisons against widened operands if
4965 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4967 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4969 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4970 (sparc_override_options): Initialize it.
4971 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4973 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4975 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4976 (reg_or_none500mem_operand): New predicate.
4977 (zero_reg_mem_operand): New predicate.
4978 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4979 to reg_or_none500mem_operand.
4980 (extendsfdf2_fpr): Add MEM alternative.
4981 (extenddftf2_internal): Change operand2 predicate to
4982 zero_reg_mem_operand.
4984 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4986 * ggc-zone.c: Rewritten.
4988 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4989 if there are none.
4990 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4991 * config.in: Regenerated.
4992 * configure: Regenerated.
4993 * gengtype.c (write_types_process_field, write_func_for_structure):
4994 Pass new argument to gt_pch_note_object.
4995 * ggc-common.c (struct ptr_data): Add TYPE.
4996 (gt_pch_note_object): Take TYPE argument and save it.
4997 (call_count): Update call to ggc_pch_count_object.
4998 (call_alloc): Update call to ggc_pch_alloc_object.
4999 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5000 file.
5001 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5002 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5003 (ggc_alloc_zone_stat): Delete.
5004 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5005 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5006 (ggc_pch_alloc_object): Update prototypes.
5007 (garbage_zone): Delete.
5008 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5009 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5010 pointers.
5011 (tree_id_zone): New variable.
5012 (ggc_alloc_cleared_zone): Remove unused.
5013 (ggc_alloc_zone): Define.
5014 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5015 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5016 ggc_alloc_zone_stat.
5017 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5018 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5019 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5020 (make_node_stat): Likewise. Use tree_id_zone.
5022 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5023 Joseph S. Myers <joseph@codesourcery.com>
5025 * configure.ac: Check for MIPS TLS.
5026 * configure: Regenerated.
5027 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5028 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5029 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5030 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5031 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5032 (mips_classify_symbol, mips_symbolic_constant_p)
5033 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5034 (mips_tls_operand_p, mips_call_tls_get_addr)
5035 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5036 (mips_tls_symbol_ref_1): New functions.
5037 (mips_legitimize_address, mips_legitimize_const_move): Call
5038 mips_legitimize_tls_address.
5039 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5040 for MIPS16.
5041 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5042 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5043 (mips_char_to_class): Document V1_REG.
5044 (HAVE_AS_TLS): Provide default.
5045 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5046 constants.
5047 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5048 !TARGET_ABICALLS.
5049 (tls_get_tp_<mode>): New instruction.
5051 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5053 * configure.ac: Update checks for target tools.
5054 * configure: Regenerated.
5056 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5058 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5060 2005-03-13 Roger Sayle <roger@eyesopen.com>
5062 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5063 more classes of DImode multiplication by constant. Allow both
5064 multiplication by small negative constants (by performing a
5065 multiplication by a positive constant and negating the result) and
5066 multiplications by large powers of two, by using a left shift.
5068 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5070 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5071 of basic blocks into work_stack.
5073 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5074 config/mips/vr.h: Update copyright.
5076 * c-decl.c (c_init_decl_processing): Remove useless calls to
5077 build_function_type.
5079 * builtins.c (fold_trunc_transparent_mathfn,
5080 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5081 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5082 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5083 fold_builtin_strcpy, fold_builtin_strncpy,
5084 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5085 TREE_TYPE (exp).
5087 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5088 before_call.
5090 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5091 variable determinant.
5093 * tree-cfg.c (group_case_labels): Remove local variable type.
5095 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5096 variable ann.
5098 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5099 result.
5101 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5103 PR target/18251
5104 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5105 (*movmemqi_insn): Delete.
5106 (*movmemhi): Delete.
5108 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5110 * builtins.c (fold_builtin_classify): Take decomposed
5111 arguments of CALL_EXPR.
5112 (fold_builtin_1): Update a call to fold_builtin_classify.
5114 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5116 PR c/20402
5117 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5118 through into call to parser_xref_tag after parse error.
5119 (c_parser_struct_declaration): Consistently return NULL_TREE on
5120 error.
5122 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5124 * tree-flow-inline.h (ref_contains_array_ref): New function.
5125 (lookup_subvars_for_var): Ditto.
5126 (get_subvars_for_var): Ditto.
5127 (var_can_have_subvars): Ditto.
5129 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5130 (struct subvar): New type.
5132 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5134 * tree-optimize.c (init_tree_optimization_passes): Call
5135 pass_create_structure_vars.
5137 * tree-ssa-alias.c: Include vec.h.
5138 (init_alias_info): Don't auto-clear call clobbered on struct-field
5139 tags.
5140 (compute_flow_insensitive_aliasing): Handle subvars.
5141 (group_aliases): Handle STRUCT_FIELD aliases.
5142 (setup_pointers_and_addressables): Ditto.
5143 Don't mark variables non-addressable if they still have
5144 addressable subvars.
5145 Also mark subvars addressable when the real variable is marked
5146 addressable.
5147 (add_pointed_to_var): Try to prune the pointed-to set by only
5148 pointing to subvars when possible.
5149 Otherwise, make sure we set addresses_needed and pt_vars to
5150 properly include subvars.
5151 (bitpos_of_field): New function.
5152 (push_fields_onto_fieldstack): Ditto.
5153 (get_or_create_used_part_for): Ditto.
5154 (create_overlap_variables_for): Ditto.
5155 (find_used_portions): Ditto.
5156 (create_structure_vars): Ditto.
5157 (pass_create_structure_vars): New structure.
5159 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5160 (get_expr_operands): Handle subvars. Also try to turn
5161 COMPONENT_REF accesses into must-defs now that we can accurately
5162 portray it.
5163 (note_addressable): Try to only mark as addressable those subvars
5164 we know a COMPONENT_REF touches.
5165 (overlap_subvar): New function.
5167 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5168 Handle subvar storing.
5169 (vect_address_analysis): Update caller of vect_object_analysis.
5171 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5173 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5174 (STMT_VINFO_SUBVARS): New macro.
5176 * common.opts: add flag_tree_salias.
5178 * opts.c (decode_options): flag_tree_salias defaults to on.
5180 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5182 * doc/tree-ssa.texi: Document structural alias analysis.
5184 2005-03-12 Steven Bosscher <stevenb@suse.de>
5186 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5187 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5188 * tree-ssa-operands.c (get_expr_operands): Likewise.
5189 (get_expr_operands): Likewise for ERROR_MARK.
5191 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5193 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5194 var.
5196 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5197 removed_phis.
5199 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5200 (mark_operand_necessary): Remove local variable ver.
5202 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5203 variable prefix_len.
5205 * value-prof.c (mod_subtract_transform): Remove local variable
5206 value.
5208 * builtins.c (fold_builtin_exponent): Take decomposed
5209 arguments of CALL_EXPR.
5210 (fold_builtin_1): Update a call to fold_builtin_exponent.
5212 * builtins.c (fold_builtin_logarithm): Take decomposed
5213 arguments of CALL_EXPR.
5214 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5216 * c-decl.c (c_init_decl_processing): Remove local variables
5217 ptr_ftype_void and ptr_ftype_ptr.
5219 * gimplify.c (gimplify_expr): Remove local variables r0 and
5220 r1.
5222 * reg-stack.c (move_for_stack_reg): Remove local variable
5223 push_insn.
5224 (compare_for_stack_reg): Remove local variable flags_user.
5225 (convert_regs_1): Remove local variable deleted.
5227 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5228 variable new_cond.
5229 (combine_blocks): Remove local variables exits and new_e.
5231 * tree-inline.c (expand_call_inline): Remove local variable
5232 decl.
5234 * tree-ssa-live.c (create_ssa_var_map,
5235 calculate_live_on_entry): Remove local variable snn.
5237 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5239 * c-lex.c (c_lex_with_flags): Add parameter to call to
5240 cpp_spell_token.
5242 2005-03-11 Per Bothner <per@bothner.com>
5244 * c-tree.h (struct c_declarator): New id_loc field.
5245 * c-pragma.h (c_lex_with_flags): Take position reference.
5246 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5247 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5248 (c_lex): Pass dummy location to c_lex_with_flags.
5249 * c-parser.c (c_lex_one_token): Set c_token's location using
5250 c_lex_with_flags, instead of input_location, which might be "ahead".
5251 (c_parser_direct_declarator): Set declarator's id_loc from
5252 c_token's id_loc.
5253 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5254 declarator's id_loc, rather than probably-imprecise input_location.
5255 (build_id_declarator): Initialize c_declarator's id_loc field.
5257 2005-03-11 Roger Sayle <roger@eyesopen.com>
5259 PR middle-end/20419
5260 * builtins.c (expand_builtin_signbit): Force the signbit's word
5261 into an integer register to avoid SUBREGs of floating point modes.
5263 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5265 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5266 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5267 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5268 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5270 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5272 PR rtl-optimization/20306
5273 * expr.c (emit_move_complex): Set try_int false if mode is
5274 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5275 emit_block_move if try_int is true.
5277 2005-03-11 Richard Henderson <rth@redhat.com>
5279 PR target/20415
5280 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5281 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5282 to match.
5284 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5286 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5287 (TARGET_FIX_VR4130): New macro.
5288 (TARGET_OPTIONS): Add -mfix-vr4130.
5289 (ISA_HAS_MACCHI): New macro.
5290 (ASM_SPEC): Add -mfix-vr4130.
5291 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5292 (override_options): Handle mips_fix_vr4130_string.
5293 (mips_avoid_hazards): Clear all_noreorder_p
5294 if we're working around VR4130 errata and the macc alternatives
5295 are not available.
5296 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5297 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5298 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5299 (MULTILIB_DEFAULTS): Remove leading "march=".
5300 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5301 if no architecture option is given.
5302 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5303 VR4130 multilibs.
5304 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5305 * doc/invoke.texi: Document -mfix-vr4130.
5307 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5309 * config/mips/mips.c (override_options): Only warn about -mint64
5310 deprecation if TARGET_INT64.
5312 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5314 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5315 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5316 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5317 are non-specific regarding the nonnull parameter positions.
5318 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5319 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5320 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5321 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5323 * builtins.def: Use the non-specific "nonnull" attibute lists.
5325 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5327 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5328 single_pred_edge, single_succ, single_pred): Improve comments.
5330 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5332 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5333 single_pred_edge, single_succ, single_pred): New inline functions.
5334 * bb-reorder.c (rotate_loop, find_traces_1_round,
5335 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5336 duplicate_computed_gotos): Use the single_succ/pred functions.
5337 * cfganal.c (forwarder_block_p): Ditto.
5338 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5339 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5340 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5341 merge_seq_blocks): Ditto.
5342 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5343 * cfglayout.c (fixup_reorder_chain): Ditto.
5344 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5345 canonicalize_loop_headers, verify_loop_structure): Ditto.
5346 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5347 mfb_update_loops, create_preheader, force_single_succ_latches,
5348 create_loop_notes): Ditto.
5349 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5350 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5351 commit_one_edge_insertion, purge_dead_edges,
5352 cfg_layout_can_merge_blocks_p): Ditto.
5353 * except.c (sjlj_emit_function_enter): Ditto.
5354 * flow.c (init_propagate_block_info): Ditto.
5355 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5356 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5357 insert_insn_end_bb): Ditto.
5358 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5359 find_if_case_2): Ditto.
5360 * lambda-code.c (perfect_nestify): Ditto.
5361 * lcm.c (optimize_mode_switching): Ditto.
5362 * loop-doloop.c (doloop_modify): Ditto.
5363 * loop-init.c (loop_optimizer_init): Ditto.
5364 * loop-iv.c (simplify_using_initial_values): Ditto.
5365 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5366 * loop-unswitch.c (unswitch_loop): Ditto.
5367 * modulo-sched.c (generate_prolog_epilog): Ditto.
5368 * predict.c (combine_predictions_for_insn, estimate_probability,
5369 tree_estimate_probability, last_basic_block_p,
5370 estimate_bb_frequencies): Ditto.
5371 * profile.c (branch_prob): Ditto.
5372 * regrename.c (copyprop_hardreg_forward): Ditto.
5373 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5374 * tracer.c (layout_superblocks): Ditto.
5375 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5376 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5377 cleanup_control_expr_graph, disband_implicit_edges,
5378 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5379 tree_verify_flow_info, tree_make_forwarder_block,
5380 tree_forwarder_block_p, remove_forwarder_block,
5381 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5382 * tree-if-conv.c (tree_if_conversion): Ditto.
5383 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5384 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5385 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5386 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5387 copy_loop_headers): Ditto.
5388 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5389 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5390 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5391 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5392 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5393 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5394 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5395 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5396 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5397 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5398 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5399 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5400 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5401 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5402 slpeel_add_loop_guard): Ditto.
5404 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5406 PR tree-optimization/15784
5407 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5408 and -1 - A to ~A.
5410 * stmt.c (expand_case): Don't change index_type. Convert minval
5411 to the proper type.
5413 PR tree-optimization/20130
5414 * fold-const.c (fold): Fold x * -1 into -x.
5416 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5418 PR rtl-optimization/20331
5419 * rtlanal.c (modified_between_p): Check its address first for MEM.
5420 (modified_in_p): Likewise.
5422 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5424 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5426 2005-03-10 Steven Bosscher <stevenb@suse.de>
5428 * expr.c (expand_expr_real_1): If possible, use a conditional
5429 move for expanding MIN_EXPR and MAX_EXPR.
5430 Use temp for moving around rtx-en.
5432 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5434 PR rtl-opt/20412
5435 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5436 correct mode.
5438 2005-03-10 Roger Sayle <roger@eyesopen.com>
5440 * builtins.c (expand_builtin_signbit): Extend to handle floating
5441 point modes wider than the largest integer type, using the
5442 operand_subword_force function to obtain the signbit's word.
5444 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5446 PR target/20322
5447 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5448 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5450 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5452 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5454 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5456 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5457 type void.
5458 (perform_edge_inserts): Unconditionally call
5459 free_dominator_info.
5461 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5463 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5465 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5467 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5469 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5471 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5472 gcc_unreachable.
5473 (rtl_register_value_prof_hooks,
5474 tree_value_profile_transformations,
5475 tree_register_value_prof_hooks): Likewise.
5476 * var-tracking.c (stack_adjust_offset_pre_post,
5477 variable_htab_free, variable_union, dataflow_set_different_2,
5478 count_uses, variable_was_changed, set_frame_base_location,
5479 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5480 vt_add_function_parameters): Likewise.
5481 * varasm.c (named_section_real, named_section, make_decl_rtl,
5482 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5483 const_hash_1, compare_constant, copy_constant, force_const_mem,
5484 output_constant_pool_2, output_constant_pool_1, output_constant,
5485 output_constructor, make_decl_one_only, decl_tls_model,
5486 default_no_named_section, default_elf_select_section_1,
5487 default_unique_section_1): Likewise.
5488 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5489 * vmsdbgout.c (addr_const_to_string): Likewise.
5491 PR c++/20375
5492 * function.c (struct assign_parm_data_one): Remove last_named
5493 field.
5494 (assign_parm_find_data_types): Don't determine last_named.
5495 Reorder named_parm determination.
5496 (assign_parms): Only setup varargs on the last non-varadic
5497 parameter.
5499 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5501 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5502 sda base address on medium model.
5504 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5506 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5507 * cfgloop.c (flow_loop_nodes_find): Export.
5508 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5509 Declare.
5510 * cfgloopmanip.c (fix_loop_structure): New function.
5511 * predict.c (predict_loops): Clean up the loops information.
5512 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5513 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5514 loop structure.
5515 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5516 (rewrite_into_loop_closed_ssa): Declaration changed.
5517 * tree-loop-linear.c (linear_transform_loops): Add argument to
5518 rewrite_into_loop_closed_ssa call.
5519 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5520 * tree-ssa-loop-im.c (move_computations): Ditto.
5521 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5522 * tree-vectorizer.c (vectorize_loops): Ditto.
5523 * tree-optimize.c: Include cfgloop.h.
5524 (execute_todo): Choose whether to call cleanup_tree_cfg or
5525 cleanup_tree_cfg_loop.
5526 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5527 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5528 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5529 cleanup_tree_cfg_loop call.
5530 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5531 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5532 work on part of cfg.
5534 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5536 PR inline-asm/20314
5537 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5538 with multiple alternatives.
5540 * stmt.c (parse_output_constraint): Fix a typo.
5542 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5544 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5545 assembly directive instead of deprecated "no-generics".
5547 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5549 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5550 for non-offsettable memory references to cope with outstanding reload
5551 replacements.
5552 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5553 avoid losing outstanding address reloads.
5554 ("reload_outdi", "reload_outdf"): Likewise.
5556 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5558 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5559 code. Add more cbrt transformations.
5561 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5563 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5565 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5567 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5568 NULL_TREE when a given tree is not simplified.
5569 (fold): Return the original tree when any of the functions
5570 mentioned above NULL_TREE.
5572 * fold-const.c (fold_unary, fold_binary): Take decomposed
5573 arguments, code, type, op0, and op1 in case of fold_binary.
5574 (fold): Update calls to fold_unary and fold_binary.
5576 2005-03-09 Roger Sayle <roger@eyesopen.com>
5578 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5579 a fndecl and an arglist instead of a CALL_EXPR, exp.
5581 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5583 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5585 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5587 * expr.c (expand_assignment): Remove orig_to_rtx.
5589 * fold-const.c (int_const_binop): Remove no_overflow.
5591 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5593 * loop-iv.c (get_biv_step_1): Remove lhs.
5595 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5597 * real.c (real_nan): Remove neg.
5599 * function.c (thread_prologue_and_epilogue_insns): Remove i
5600 and newinsn.
5602 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5603 tb.
5605 * tree-eh.c (tree_could_trap_p): Remove idx.
5607 * tree-into-ssa.c (ann): Remove ann.
5609 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5611 * tree-sra.c (decide_block_copy): Remove inst_count.
5613 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5615 * tree-ssa-loop-im.c (lhs): Remove.
5617 * cfgbuild.c (state, STATE, SET_STATE,
5618 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5619 make_edges.
5620 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5621 (find_basic_blocks): Set the state of each basic block to
5622 BLOCK_NEW.
5624 2005-03-08 Jeff Law <law@redhat.com>
5626 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5627 goto results in the removal of edges in the CFG, then we need
5628 to recompute dominators.
5630 2005-03-09 Ben Elliston <bje@au.ibm.com>
5632 * c-common.c (c_do_switch_warnings): Comment fix.
5634 2005-03-08 Julian Brown <julian@codesourcery.com>
5636 * Patch from 2005-03-08 reverted for causing regressions and
5637 ppc-darwin bootstrap failure.
5639 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5641 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5642 Define the real function for ppc-darwin.
5643 * c-typeck.c (convert_arguments): Check for target-specific
5644 invalid argument call to unprototyped function.
5645 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5646 New Macro.
5647 * target.h (invalid_arg_for_unprototyped_fn): New field
5648 in struct calls.
5649 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5650 default target hook.
5651 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5652 Declare.
5654 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5656 * c-typeck.c (constructor_stack, constructor_range_stack,
5657 initializer_stack): Make them static.
5659 * cfg.c (rbi_pool): Make it static.
5661 * gimple-low.c (lower_stmt_body): Make it static.
5662 * tree-flow.h: Remove the corresponding prototype. Don't
5663 declare lower_data.
5665 * sched-deps.c (cache_size): Make it static.
5667 * stor-layout.c (lang_adjust_rli): Make it static.
5669 2005-03-08 Julian Brown <julian@codesourcery.com>
5671 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5672 from being used for symbols with vague linkage when
5673 HAVE_GAS_COMDAT_GROUP is true.
5675 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5677 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5678 nlabel == JUMP_LABEL (jump).
5680 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5682 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5683 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5684 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5685 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5687 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5689 PR c/14411
5690 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5691 * c-common.c (handle_returns_twice): New function.
5692 (c_common_attribute_table): Declare eturns_twice' attribute.
5693 * doc/extend.texi: Document eturns_twice' attribute.
5694 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5695 (struct tree_decl): Add returns_twice_flag.
5697 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5699 * tree-ssa-phiopt.c: Fix a comment typo.
5701 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5702 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5703 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5704 copyright.
5706 2005-03-08 Richard Henderson <rth@redhat.com>
5708 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5709 builtin codes with ctzdi2, clzdi2, popcountdi2.
5710 (struct alpha_builtin_def): Add is_const.
5711 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5712 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5713 (alpha_init_builtins): Init them. Set nothrow and const attributes
5714 on builtins.
5715 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5716 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5717 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5718 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5719 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5720 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5721 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5722 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5723 (TARGET_FOLD_BUILTIN): New.
5724 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5725 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5726 (ffsdi2): Use ctz.
5727 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5729 2005-03-08 Ira Rosen <irar@il.ibm.com>
5731 PR tree-optimization/20122
5732 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5733 condition of access function instead of base.
5735 2005-03-07 Jeff Law <law@redhat.com>
5736 Steven Bosscher <stevenb@suse.de>
5738 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5739 (find_taken_edge): Call find_taken_edge_computed_goto as
5740 appropriate. Allow any gimple invariant rather than just
5741 INTEGER_CST for VAL.
5742 (cleanup_control_flow): Cleanup a computed goto which has turned
5743 into a simple goto.
5744 (tree_merge_blocks): If block B has any forced labels, move
5745 them to the start of block A.
5746 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5747 computed gotos as well.
5748 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5749 removal of unnecessary computed gotos too.
5750 (lookup_redirection_data): Fix type of INSERT argument. Callers
5751 updated.
5753 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5755 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5756 Remove trailing spaces.
5758 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5759 unshare_all_trees): Make them static.
5760 * tree-gimple.h: Remove the corresponding prototypes.
5762 * diagnostic.h: Remove unused prototype
5763 debug_output_buffer.
5764 * modulo-sched.c: Remove unused prototype
5765 set_row_column_for_ps.
5767 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5768 replace_phi_edge_with_variable): Remove unused variable i.
5770 2005-03-07 Per Bothner <per@bothner.com>
5772 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5774 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5776 PR tree-opt/17671
5777 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5778 bbs on the COND_EXPR instead of the PHI_NODEs.
5779 (candidate_bb_for_phi_optimization): Remove.
5780 (replace_phi_with_stmt): Rename to ...
5781 (replace_phi_edge_with_variable): this and change so that we
5782 replace the phi argument instead of removing the PHI.
5783 (conditional_replacement): Change so we deal with PHI with more
5784 than two arguments.
5785 (value_replacement): Likewise.
5786 (abs_replacement): Likewise.
5788 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5790 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5791 output_e500_flip_gt_bit.
5793 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5794 as bit 31.
5795 (rs6000_generate_compare): Fix logic to look at the correct bits.
5796 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5797 Look at GT bit.
5798 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5799 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5800 gen_move_from_CR_gt_bit.
5802 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5803 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5804 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5806 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5807 (E500_CR_IOR_COMPARE): New constant.
5809 2005-03-08 Earl Chew <earl_chew@agilent.com>
5810 David Billinghurst <David.Billinghurst@riotinto.com>
5812 * config/i386/host-cygwin.c: New file to support precompiled
5813 headers on cygwin
5814 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5815 * config.host: Use above files for cygwin host.
5817 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5819 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5820 ordering ops from earlier change.
5822 2005-03-07 Per Bothner <per@bothner.com>
5824 Various fixes to allow us to again build if --enable-mapped-location:
5825 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5826 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5827 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5828 local variable loc. Change logic appropriately.
5829 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5830 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5831 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5832 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5833 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5835 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5837 PR rtl-optimization/19683
5838 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5839 number of bytes, to smallest_int_for_mode. Fix arguments to
5840 REG_CANNOT_CHANGE_MODE_P.
5842 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5844 * reorg.c (relax_delay_slots): Check that the jump is
5845 conditional before trying to invert it.
5847 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5849 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5850 Make them static.
5852 * calls (stack_arg_under_construction): Make it static.
5854 * flow.c (regs_live_at_setjmp): Make it static.
5855 * flow.h: Remove the corresponding prototype.
5857 * reload1.c (reload_startobj, reload_firstobj,
5858 something_needs_operands_changed, reload_inherited,
5859 reload_inheritance_insn, reload_override_in,
5860 reload_spill_index): Make them static.
5862 * recog.c (verify_changes): Make it static.
5863 * recog.h: Remove the corresponding prototype.
5865 * cfgbuild.c (find_sub_basic_blocks): Remove.
5866 * basic-block.h: Remove the corresponding prototype.
5867 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5868 in comments.
5869 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5871 * tree-ssa-operands.c (check_build_stmt): Remove.
5873 * stor-layout.c (set_alignment): Remove.
5874 * tree.h: Remove the corresponding prototype.
5876 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5878 * tree-ssa-dce.c (control_dependence_map,
5879 visited_control_parents): Make them static.
5881 * cfghooks.c (verify_flow_info): Remove local variable
5882 num_bb_notes.
5884 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5885 last_bb_seen.
5887 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5889 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5891 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5893 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5895 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5896 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5897 PARALLEL for an empty structure.
5899 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5901 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5903 * fold-const.c (fold_binary): Unroll the very first "for"
5904 loop.
5906 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5908 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5909 redundant match_code test.
5910 (scc_comparison_operator): Swap match_operand and match_code
5911 tests.
5912 (branch_positive_comparison_operator): Same.
5913 (trap_comparison_operator): Use comparison_operator and swap with
5914 match_code test.
5916 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5918 PR target/20288
5919 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5920 (out_movhi_r_mr): Read low byte of volatile MEM first.
5921 (out_movhi_mr_r): Write high byte of volatile MEM first.
5923 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5925 * cselib.c (reg_values, reg_values_size): Make them static.
5927 * cse.c (cse_reg_info_table): Make it static.
5929 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5931 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5933 * cse.c (find_best_addr): Use canon_for_address.
5935 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5937 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5938 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5939 SUBREG and MEM, respectively.
5941 * fold-const.c (fold_binary): Use code instead of t.
5943 * fold-const.c (optimize_minmax_comparison): Take decomposed
5944 arguments code, type, op0, and op1 instead of t.
5945 (fold_binary): Update a call to optimize_minmax_comparison.
5947 * fold-const.c (fold_range_test): Take decomposed arguments
5948 code, type, op0, and op1 instead of t.
5949 (fold_binary): Update a call to fold_range_test.
5951 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5952 decomposed arguments code, type, op0, and op1 instead of t.
5953 (fold_binary): Update a call to fold_range_test.
5955 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5957 * fold-const.c (fold_binary): Avoid directly using the original
5958 expression t as much as possible.
5960 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5962 * c-semantics.c (build_stmt): Use TYPE_P instead of
5963 IS_NON_TYPE_CODE_CLASS.
5964 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5965 (NON_TYPE_CHECK): Use TYPE_P instead of
5966 IS_NON_TYPE_CODE_CLASS.
5968 * fold-const.c (fold): Remove handling of binary expressions.
5970 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5972 * doc/c-tree.texi: Wrap comments in @r{}.
5973 * doc/cpp.texi: Likewise.
5974 * doc/cppinternals.texi: Likewise.
5975 * doc/extend.texi: Likewise.
5976 * doc/md.texi: Likewise.
5977 * doc/objc.texi: Likewise.
5978 * doc/sourcebuild.texi: Likewise.
5979 * doc/tm.texi: Likewise.
5980 * doc/tree-ssa.texi
5982 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5984 * predict.c (apply_return_prediction): Standardize PHI chain
5985 walking.
5986 * tree-ssa.c (ssa_redirect_edge): Likewise.
5988 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5989 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5990 Update copyright.
5992 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5993 * tree-flow.h: Adjust the prototype for remove_phi_node.
5994 * lambda-code.c (perfect_nestify): Adjust a call to
5995 remove_phi_node.
5996 * tree-cfg.c
5997 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5998 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5999 Likewise.
6000 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6001 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6002 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6003 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6005 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6006 of GEN_INT (trunc_int_for_mode (...)).
6007 * loop-iv.c (iv_number_of_iterations): Likewise.
6008 * postreload.c (reload_cse_move2add): Likewise.
6009 * simplify-rtx.c (simplify_const_unary_operation,
6010 simplify_const_binary_operation): Likewise.
6011 * stor-layout.c (get_mode_bounds): Likewise.
6013 * fold-const.c (fold_binary): New.
6014 (fold): Call fold_binary on binary expressions.
6016 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6018 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6019 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6020 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6021 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6022 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6024 2005-03-04 Devang Patel <dpatel@apple.com>
6026 PR tree-optimization/18815
6027 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6028 loops with zero exit edges.
6030 2005-03-04 Devang Patel <dpatel@apple.com>
6032 * doc/invoke.texi: Remove reference to webpage that does not exist.
6034 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6035 Joseph S. Myers <joseph@codesourcery.com>
6037 PR c++/19797
6038 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6039 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6040 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6041 * pa.c (get_plabel): Change argument to symbol_ref. Call
6042 maybe_get_identifier instead of get_identifier.
6043 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6044 (struct deferred_plabel): Replace name field with symbol field.
6045 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6046 ASM_OUTPUT_EXTERNAL_REAL is defined.
6047 (output_global_address): Use output_addr_const for output of all
6048 symbol_refs.
6049 (output_deferred_plabels): Use symbol_ref instead of name for address
6050 output.
6051 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6052 ASM_OUTPUT_SYMBOL_REF): New macros.
6053 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6054 comment.
6055 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6056 label.
6058 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6060 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6061 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6063 2005-03-04 Jeff Law <law@redhat.com>
6065 * basic-block.h (rediscover_loops_after_threading): Declare.
6066 * tree-ssa-dom.c: Include cfgloop.h.
6067 (tree_ssa_dominator_optimize): Discover loops and some basic
6068 properties. Remove forwarder blocks recreated by loop header
6069 canonicalization. Also mark backedges in the CFG.
6070 * tree-ssa-threadupdate.c: Include cfgloop.h
6071 (rediscover_loops_after_threading): Define.
6072 (struct local_info): New field, JUMP_THREADED.
6073 (prune_undesirable_thread_requests): New function.
6074 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6075 then record that fact for the callers of redirct_edges.
6076 (thread_block): If BB has incoming backedges, then call
6077 prune_undesirable_thraed_requests. Note when we are
6078 going to have to rediscover loop information. Return a
6079 boolean indicating if any jumps were threaded.
6080 (thread_through_all_blocks): Bubble up boolean indicating
6081 if any jumps were threaded.
6082 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6083 (tree-ssa-threadupdate.o): Similarly.
6085 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6087 * fold-const.c (fold_ternary): Unroll the "for" loop to
6088 extract operands.
6090 2005-03-04 Andrew Haley <aph@redhat.com>
6092 * unwind-dw2-fde-glibc.c (struct
6093 unw_eh_callback_data.check_cache): New field.
6094 (frame_hdr_cache): New.
6095 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6096 Cache frame header info.
6098 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6100 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6101 (print_c_condition): Declare.
6102 * read-rtl.c (ptr_loc): New structure.
6103 (ptr_locs, ptr_loc_obstack, joined_conditions)
6104 (joined_conditions_obstack): New variables.
6105 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6106 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6107 (join_c_conditions, print_c_condition): New functions.
6108 (apply_macro_to_string): Associate the new string with the same
6109 source location as the old one.
6110 (add_condition_to_string): Use join_c_conditions.
6111 (read_string): Use set_rtx_ptr_loc to record a filename and line
6112 number for the string.
6113 (read_rtx): Initialize the new variables above.
6114 * genattrtab.c (write_test_expr, write_attr_value): Use
6115 print_c_condition.
6116 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6117 comment above the GCC_VERSION check.
6118 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6119 Inline the definition of MAYBE_EVAL.
6120 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6121 * genoutput.c (process_template): Likewise.
6122 * genpreds.c (write_predicate_subfunction): Likewise.
6123 (write_predicate_expr): Use print_c_condition.
6124 * genrecog.c (write_cond): Likewise.
6125 * gensupport.c (process_rtx): Use join_c_conditions to join the
6126 conditions of a define_insn_and_split. Record a source location
6127 for the string after the "&&".
6128 (alter_test_for_insn): Use join_c_conditions.
6130 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6132 Revert for now:
6133 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6134 PR tree-optimization/15784
6135 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6136 and -1 - A to ~A.
6138 2005-03-04 Ben Elliston <bje@au.ibm.com>
6140 * gcc.c (option_map): Add --coverage.
6141 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6142 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6143 * config/darwin.h: Pass -lgcov for `coverage'.
6144 * doc/invoke.texi (Debugging Options): Document --coverage.
6146 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6148 * gcse.c (bypass_block): Use find_edge wherever possible.
6150 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6152 Fix PR debug/20253
6154 * c-opts.c (c_common_parse_file): Call start_source_file
6155 and end_source_file at the approriate times.
6157 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6158 the main file, it will be done for us now.
6160 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6162 * fold-const.c (fold_ternary): New.
6163 (fold): Call fold_ternary on ternary expressions. Remove
6164 handling of ternary expressions.
6166 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6168 PR tree-optimization/15784
6169 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6170 and -1 - A to ~A.
6172 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6174 * config/rs6000/predicates.md (branch_comparison_operator):
6175 Convert from C block to conditional format.
6177 2005-03-03 Jan Hubicka <jh@suse.cz>
6179 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6180 and non-constant public variables.
6182 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6184 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6185 with LABEL_EXPR.
6187 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6188 EDGE_I.
6190 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6191 calls to release_ssa_name and release_phi_node.
6193 * fold-const.c (fold): Remove handling of unary expressions.
6195 * fold-const.c (fold_unary): Avoid directly using the original
6196 expression t as much as possible.
6198 2005-03-03 Roger Sayle <roger@eyesopen.com>
6199 Andrew Pinski <pinskia@physics.uc.edu>
6201 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6202 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6204 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6206 Describe special registers SRP and MOF as allocatable registers.
6207 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6208 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6209 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6210 TARGET_HAS_MUL_INSNS.
6211 (cris_print_operand) <case 'd'>: New case.
6212 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6213 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6214 define.
6215 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6216 (REG_ALLOC_ORDER): Update for MOF.
6217 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6218 SPECIAL_REGS.
6219 (GENERAL_REGS): No longer a define of ALL_REGS.
6220 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6221 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6222 Adjust accordingly.
6223 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6224 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6225 (SECONDARY_RELOAD_CLASS): Define.
6226 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6227 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6228 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6229 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6230 (REGISTER_MOVE_COST): Define.
6231 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6232 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6233 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6234 (CRIS_MOF_REGNUM): New define_constants.
6235 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6236 special registers.
6237 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6238 New patterns.
6239 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6240 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6241 Adjust for MOF being properly described as a register.
6242 (indir_to_reg_split): Name this split. Conditionalize on the
6243 destination register being a general register.
6244 (movei): Conditionalize on on operands 0 and 1 having the same
6245 register class.
6247 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6249 PR target/20277
6250 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6251 -mcpu to override any other explicitly given flags.
6253 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6255 * recog.c (verify_changes, confirm_change_group): New functions,
6256 broken out of apply_change_group.
6257 (apply_change_group): Use them.
6258 * recog.h (verify_change, confirm_change_group): Declare.
6259 * rtl.h (redirect_jump_2): Declare.
6260 * jump.c (redirect_exp, invert_exp): Delete.
6261 (invert_exp_1): Take second parameter. Return value. Changed caller.
6262 (redirect_jump_2): New function, broken out of redirect_jump.
6263 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6264 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6265 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6267 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6269 * varasm.c (named_section): Use xstrdup rather than doing it by
6270 hand.
6272 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6274 2005-03-02 Devang Patel <dpatel@apple.com>
6276 Undo PR tree-optimization/18815 fix.
6278 2005-03-02 Devang Patel <dpatel@apple.com>
6280 PR tree-optimization/18815
6281 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6282 loops with zero exit edges.
6284 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6286 * cfg.c (connect_src, connect_dest, disconnect_src,
6287 disconnct_dest): New.
6288 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6289 redirect_edge_pred): Use the new functions.
6291 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6292 free_dominance_info only when needed.
6294 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6296 PR target/20276
6297 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6298 (reg_or_sub_cint64_operand): Same.
6300 2005-03-02 Jeff Law <law@redhat.com>
6302 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6303 CFG_ALTERED in the main DOM iteration loop.
6305 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6307 PR c++/19916
6308 * varasm.c (initializer_constant_valid_p): Allow conversions
6309 between OFFSET_TYPEs. Tidy.
6311 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6313 * config/cris/cris.md ("return"): Remove epilogue delay list
6314 sanity check.
6316 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6318 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6319 for Thumb.
6320 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6322 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6324 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6325 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6326 config/m68k/m68k.c, config/mips/mips.h,
6327 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6328 doc/include/gcc-common.texi: Update copyright.
6330 PR middle-end/18029 and PR middle-end/18030
6331 * expr.c (optimize_bitfield_assignment_op): Add a special case
6332 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6334 * fold-const.c (fold_unary): New.
6335 (fold): Call fold_unary on unary expressions.
6337 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6339 * cgraph.h (struct cgraph_edge): Add prev_caller and
6340 prev_callee fields.
6341 (cgraph_node_remove_callees): Export.
6342 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6343 and prev_callee.
6344 (cgraph_edge_remove_callee): New function.
6345 (cgraph_edge_remove_caller): Likewise.
6346 (cgraph_remove_edge): Use.
6347 (cgraph_redirect_edge_callee): Likewise.
6348 (cgraph_node_remove_callees): New function.
6349 (cgraph_node_remove_callers): Likewise.
6350 (cgraph_remove_node): Use.
6351 * tree-optimize.c (tree_rest_of_compilation): Use
6352 cgraph_node_remove_callees instead of manual loop.
6353 * cgraphunit.c (cgraph_finalize_function): Likewise.
6354 (cgraph_expand_function): Likewise.
6355 (cgraph_remove_unreachable_nodes): Likewise.
6357 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6359 PR c/8927
6360 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6361 argument.
6362 * c-decl.c (undeclared_variable): Take location as argument.
6363 * c-typeck.c (build_external_ref): Likewise.
6364 * c-parser.c (c_parser_postfix_expression): Pass location of
6365 identifier to build_external_ref.
6367 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6369 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6370 CCEQ mode for branch_positive_comparison_operator test.
6371 * config/rs6000/predicates (branch_comparison_operator): Revert to
6372 define_predicate.
6373 (scc_comparison_operator): Same.
6374 (branch_positive_comparison_operator): Same.
6376 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6378 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6379 (cris_delay_slots_for_epilogue): Remove.
6380 (save_last): Move into cris_target_asm_function_epilogue.
6381 (cris_target_asm_function_epilogue): Remove tests for file being
6382 NULL.
6383 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6384 (cris_delay_slots_for_epilogue): Remove prototypes.
6385 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6386 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6388 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6390 * config/rs6000/predicates.md (branch_comparison_operator): Change
6391 to define_special_predicate.
6392 (scc_comparison_operator): Same.
6393 (branch_positive_comparison_operator): Same.
6395 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6397 * Makefile.in (tree-ssa-sink.o): New.
6398 (OBJS-common): Add tree-ssa-sink.o.
6399 * common.opt: Add -ftree-sink
6400 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6401 * timevar.def (TV_TREE_SINK): new timevar.
6402 * tree-flow.h (is_hidden_global_store): Prototype.
6403 * tree-optimize.c (init_tree_optimization_passes): Add
6404 pass_sink_code.
6405 * tree-pass.h (pass_sink_code): New.
6406 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6407 for non-obvious global store store to is_hidden_global_store, and
6408 call that new function.
6409 * tree-ssa-sink.c: New file.
6410 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6411 * doc/passes.texi: Document forward store motion.
6412 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6413 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6414 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6415 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6417 2005-03-01 Per Bothner <per@bothner.com>
6419 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6420 and we have a non-zero column-number, add it to the message.
6421 Also factor out the diagnostic_kind_text.
6423 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6425 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6426 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6427 flow_loop_scan): Removed.
6428 (flow_loop_dump): Do not dump removed fields.
6429 (flow_loop_free): Do not free removed fields.
6430 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6431 (loop_exit_edge_p): New function.
6432 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6433 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6434 num_exits, exits_doms.
6435 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6436 LOOP_EDGES, LOOP_ALL): Removed.
6437 (flow_loop_scan): Declaration removed.
6438 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6439 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6440 flow_loops_find.
6441 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6442 (if_convert): Call flow_loops_find and flow_loops_free
6443 when calling mark_loop_exit_edges.
6444 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6445 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6446 free_dominance_info calls.
6447 * loop-init.c (flow_loops_find): Ditto.
6448 * passes.c (rest_of_handle_branch_prob): Ditto.
6449 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6450 * loop-unroll.c (analyze_insns_in_loop): Do not use
6451 EDGE_LOOP_EXIT.
6452 * predict.c (predict_loops): Do not call flow_loop_scan.
6453 Use get_loop_exit_edges.
6454 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6455 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6456 Do not use EDGE_LOOP_EXIT.
6457 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6458 to bb_with_exit_edge_p.
6459 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6460 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6461 to bb_with_exit_edge_p.
6462 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6463 EDGE_LOOP_EXIT.
6464 * tree-loop-linear.c (linear_transform_loops): Do not call
6465 flow_loop_scan. Use loop->single_exit.
6466 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6467 (vect_analyze_loop_form): Do not call flow_loop_scan.
6468 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6469 loop->single_exit.
6470 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6471 loop->single_exit.
6472 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6473 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6474 slpeel_tree_duplicate_loop_to_edge_cfg,
6475 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6476 Use loop_preheader_edge and loop->single_exit. Do not call
6477 flow_loop_scan.
6479 2005-03-01 Nick Clifton <nickc@redhat.com>
6481 * config/arm/arm.c (thumb_find_work_register): Check all of the
6482 argument registers to see if they are free, and a couple of
6483 special cases where the last argument register but can be proved
6484 to be available during the function's prologue.
6485 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6486 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6487 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6488 register bit-mask.
6489 (thumb_compute_save_reg_mask): Likewise. Also use
6490 thumb_find_work_register() to ensure that there is agreement about
6491 which work register is going to be used in the prologue.
6492 (thumb_output_function_prologue): Use unsigned long as the type
6493 for the register bit-mask. Also delay pushing the link register if
6494 other high registers are going to be pushed.
6495 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6496 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6497 redundant prototypes.
6499 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6501 PR target/19819
6502 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6503 and after reload in REG+REG indexed addresses without REG_POINTER
6504 set in the base and not set in the index.
6506 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6508 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6509 Don't undefine here.
6510 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6511 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6512 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6513 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6514 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6515 Delete.
6516 * config.gcc (sh*-*-linux*): Use config/linux.h.
6518 2005-02-28 Dale Johannesen <dalej@apple.com>
6519 Stan Shebs <shebs@apple.com>
6521 Rewrite of 64-bit Darwin structure-by-value pass/return.
6522 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6523 intoffset, use_stack, named.
6524 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6525 (rs6000_darwin64_record_arg_advance_flush): New.
6526 (rs6000_darwin64_record_arg_advance_recurse): New.
6527 (rs6000_darwin64_record_arg_flush): New.
6528 (rs6000_darwin64_record_arg_recurse): New.
6529 (rs6000_darwin64_record_arg): New.
6530 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6531 (function_arg_boundary): Handle 128-bit aligned structs.
6532 (function_arg_advance): Rewrite darwin64 struct handling.
6533 (function_arg): Call rs6000_darwin64_record_arg.
6534 (function_arg_partial_nregs): Handle darwin64 structs.
6535 (rs6000_darwin64_function_value): Remove.
6536 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6538 2005-02-28 Roger Sayle <roger@eyesopen.com>
6540 PR tree-optimization/20216
6541 * tree-chrec.c (tree_fold_factorial): Delete.
6542 (tree_fold_binomial): Change argument list to take a return type
6543 and change the type of K to unsigned int. Rewrite to avoid explicit
6544 evaluation of factorials, and (recursively) calling fold to perform
6545 compile-time arithmetic. Return NULL on (internal) overflow.
6546 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6547 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6548 if any intermediate calculation overflows.
6549 (chrec_apply): Update call to chrec_evaluate.
6551 2005-02-28 James E Wilson <wilson@specifixinc.com>
6553 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6555 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6557 PR c/20245
6558 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6559 instead of NULL_TREE on error.
6561 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6563 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6564 (EASY_VECTOR_15_ADD_SELF): Remove.
6565 (num_insns_constant_wide): Not static.
6566 (validate_condition_mode): Not static.
6567 (toc_relative_expr_p): Not static.
6568 (legitimate_indirect_address_p): Not static.
6569 (macho_lo_sum_memory_operand): Not static.
6570 (invalid_e500_subreg): Not static.
6571 (easy_vector_same): Not static.
6572 (easy_vector_splat_const): Not static.
6573 (RS6000_SYMBOL_REF_TLS_P): Remove.
6574 (any_operand): Delete.
6575 (any_parallel_operand): Delete.
6576 (count_register_operand): Delete.
6577 (altivec_register_operand): Delete.
6578 (xer_operand): Delete.
6579 (s8bit_cint_operand): Delete.
6580 (short_cint_operand): Delete.
6581 (u_short_cint_operand): Delete.
6582 (non_short_cint_operand): Delete.
6583 (exact_log2_cint_operand): Delete.
6584 (gpc_reg_operand): Delete.
6585 (cc_reg_operand): Delete.
6586 (cc_reg_not_cr0_operand): Delete.
6587 (reg_or_short_operand): Delete.
6588 (reg_or_neg_short_operand): Delete.
6589 (reg_or_aligned_short_operand): Delete.
6590 (reg_or_u_short_operand): Delete.
6591 (reg_or_cint_operand): Delete.
6592 (reg_or_arith_cint_operand): Delete.
6593 (reg_or_add_cint64_operand): Delete.
6594 (reg_or_sub_cint64_operand): Delete.
6595 (reg_or_logical_cint_operand): Delete.
6596 (got_operand): Delete.
6597 (got_no_const_operand): Delete.
6598 (easy_fp_constant): Delete.
6599 (easy_vector_constant): Delete.
6600 (easy_vector_constant_add_self): Delete.
6601 (zero_constant): Delete.
6602 (zero_fp_constant): Delete.
6603 (volatile_mem_operand): Delete.
6604 (offsettable_mem_operand): Delete.
6605 (mem_or_easy_const_operand): Delete.
6606 (add_operand): Delete.
6607 (non_add_cint_operand): Delete.
6608 (logical_operand): Delete.
6609 (non_logical_cint_operand): Delete.
6610 (mask_operand): Delete.
6611 (mask_operand_wrap): Delete.
6612 (mask64_operand): Delete.
6613 (mask64_2_operand): Delete.
6614 (and64_operand): Delete.
6615 (and64_2_operand): Delete.
6616 (and_operand): Delete.
6617 (reg_or_mem_operand): Delete.
6618 (lwa_operand): Delete.
6619 (symbol_ref_operand): Delete.
6620 (call_operand): Delete.
6621 (current_file_function_operand): Delete.
6622 (input_operand): Delete.
6623 (rs6000_nonimmediate_operand): Delete.
6624 (rs6000_tls_symbol_ref): Delete.
6625 (save_world_operation): Delete.
6626 (restore_world_operation): Delete.
6627 (load_multiple_operation): Delete.
6628 (store_multiple_operation): Delete.
6629 (vrsave_operation): Delete.
6630 (mfcr_operation): Delete.
6631 (mtcrf_operation): Delete.
6632 (lmw_operation): Delete.
6633 (stmw_operation): Delete.
6634 (branch_comparison_operator): Delete.
6635 (branch_positive_comparison_operator): Delete.
6636 (scc_comparison_operator): Delete.
6637 (trap_comparison_operator): Delete.
6638 (boolean_operator): Delete.
6639 (boolean_or_operator): Delete.
6640 (min_max_operator): Delete.
6641 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6642 (EASY_VECTOR_15): Moved to here.
6643 (EASY_VECTOR_15_ADD_SELF): Move to here.
6644 (PREDICATE_CODES): Delete.
6645 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6646 Declare functions no longer static.
6647 * config/rs6000/predicates.md: New.
6648 * config/rs6000/rs6000.md: Include predicates.md
6650 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6652 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6653 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6654 REG_ALWAYS_RETURN.
6655 * cfgrtl.c (need_fake_edge_p): Likewise.
6656 * combine.c (distribute_notes): Likewise.
6657 * emit-rtl.c (try_split): Likewise.
6658 * recog.c (peephole2_opimize): Likewise.
6659 * reg-notes.def (ALWAYS_RETURN): Remove.
6660 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6661 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6662 * tree.h (ECF_ALWAYS_RETURN): Remove.
6664 2005-02-28 Roger Sayle <roger@eyesopen.com>
6666 PR middle-end/19874
6667 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6668 between different machine modes is never a "useless" conversion.
6670 2005-02-28 Geert Bosch <bosch@gnat.com>
6672 PR ada/15977
6673 * doc/contrib.texi: List contributors for Ada front end
6675 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6677 * simplify-rtx.c (simplify_unary_operation_1,
6678 simplify_const_unary_operation): New, extracted from...
6679 (simplify_unary_operation): ... this one.
6680 (simplify_binary_operation_1,
6681 simplify_const_binary_operation): New, extracted from...
6682 (simplify_binary_operation): ... this one.
6683 * rtl.h (simplify_const_unary_operation,
6684 simplify_const_binary_operation): Add prototypes.
6686 2005-02-28 Julian Brown <julian@codesourcery.com>
6688 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6689 building libjava and caused PR regression/20228.
6691 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6693 PR bootstrap/17383
6694 * Makefile.in (host_subdir): New.
6695 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6696 * configure: Regenerate.
6698 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6700 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6701 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6702 installation directory first.
6704 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6706 PR target/19065.
6707 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6708 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6709 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6710 * config/cris/cris.md: Tweak comments referring to Q.
6711 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6712 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6713 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6714 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6715 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6716 Insert spaces in constraints to align alternatives vertically for
6717 readability.
6718 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6719 operand 1: "M".
6721 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6723 PR rtl-optimization/17728
6724 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6725 operand 0 from general_operand to move_dest_operand.
6727 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6729 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6730 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6731 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6732 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6734 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6736 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6737 * configure: Regenerate.
6738 * libada-mk.in: Remove CC; rename
6739 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6741 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6743 PR tree-opt/20188
6744 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6745 for the lhs, also walk over the tree. Likewise for rhs.
6747 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6749 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6750 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6751 Do not propagate value of iv before increment over the increment.
6753 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6755 * c-parser.c: New file.
6756 * c-parse.in: Remove.
6757 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6758 Remove.
6759 (c-parser.o): Add dependencies.
6760 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6761 maintainer-clean, TAGS): Update.
6762 * c-config-lang.in (gtfiles): Update.
6763 * gengtype-lex.l: Don't handle "@@".
6764 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6765 objc_build_synchronized, objc_begin_try_stmt,
6766 objc_begin_catch_clause, objc_finish_catch_clause,
6767 objc_build_finally_clause, objc_finish_try_stmt): New.
6768 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6769 type_seen_p.
6770 (c_parse_init): Update comment.
6771 * c-decl.c (c_init_decl_processing): Update comment.
6772 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6773 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6774 new c_declspecs members.
6776 2005-02-25 Julian Brown <julian@codesourcery.com>
6778 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6779 from being used for symbols with vague linkage when
6780 HAVE_GAS_COMDAT_GROUP is true.
6782 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6784 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6786 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6788 PR target/19930
6789 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6790 (LIBGCC2_HAS_DF_MODE): New.
6791 (LIBGCC2_HAS_XF_MODE): New.
6792 (LIBGCC2_HAS_TF_MODE): New.
6793 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6794 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6795 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6796 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6797 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6798 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6799 and add _fixtfdi, _fixunstfdi, _floatditf
6800 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6801 L_fixunstfdi, L_floatditf.
6802 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6803 (LIBGCC2_HAS_TF_MODE): Define.
6805 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6807 PR tree-optimization/20204
6808 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6809 REWRITE_THIS_STMT markers on PHI nodes.
6810 (rewrite_initialize_block): Likewise.
6812 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6814 * version.c (version_string): Update to 4.1.
6816 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6818 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6819 Clarify that the alternative way doesn't work in GNU C++.
6821 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6823 PR tree-optimization/19937
6824 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6825 to the type of the induction variable.
6827 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6829 PR rtl-optimization/20117
6830 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6831 the block including noncopyable insn.
6833 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6835 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6836 calls to find_reg_note.
6838 2005-02-24 Richard Henderson <rth@redhat.com>
6840 PR tree-opt/20127
6841 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6842 the type.
6844 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6846 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6847 vector types if to use base reg for misaligned non-word ld/std.
6849 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6851 PR target/14619
6852 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6853 dwarf2 label manually and put it after, not before the prologue.
6855 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6857 PR target/19019
6858 * reload.c (operands_match_p): Only increment register number for
6859 SCALAR_INT_MODE_P modes in multiple hard registers.
6861 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6862 Fix formatting.
6864 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6866 * ChangeLog.5: Fix log message typo(s).
6867 * ChangeLog.7: Likewise.
6868 * ChangeLog.tree-ssa: Likewise.
6869 * cfgexpand.c: Fix comment typo(s).
6870 * conflict.c: Likewise.
6871 * defaults.h: Likewise.
6872 * dwarf2out.c: Likewise.
6873 * gcse.c: Likewise.
6874 * ggc-page.c: Likewise.
6875 * tree-eh.c: Likewise.
6876 * tree-ssa-dom.c: Likewise.
6878 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6880 PR target/19019
6881 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6882 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6883 if SHARED is defined.
6885 PR target/20196
6886 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6887 allow splitting only if operands 0 and 3 don't overlap.
6889 2005-02-24 Richard Henderson <rth@redhat.com>
6891 PR middle-end/19953
6892 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6893 (fold_builtin_1): Call them.
6894 * fold-const.c (fold_complex_mult_parts): Split out from ...
6895 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6896 (fold_complex_div_parts, fold_complex_div): New.
6897 (fold): Use them.
6898 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6900 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6902 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6903 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6905 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6906 (print_node): Likewise.
6907 Print TYPE_SIZES_GIMPLIFIED.
6909 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6911 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6912 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6913 operands as commutative in constraints.
6915 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6917 * tree-into-ssa.c: Re-organize internal functions.
6919 2005-02-24 Richard Henderson <rth@redhat.com>
6921 PR middle-end/18902
6922 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6923 for c99.
6924 * common.opt (fcx-limited-range): New.
6925 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6926 * toplev.c (flag_complex_method): Initialize to 1.
6927 (process_options): Set flag_complex_method to 0 if
6928 flag_cx_limited_range.
6929 * doc/invoke.texi (-fcx-limited-range): New.
6931 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6933 * cse.c (delete_trivially_dead_insns): Speed up by using
6934 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6935 prev_real_insn.
6937 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6939 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6940 functions when -mid-shared-library is being used.
6942 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6944 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6945 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6946 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6947 * system.h: Poison LINK_LIBGCC_SPECIAL.
6949 2005-02-23 James E Wilson <wilson@specifixinc.com>
6951 * gengtype.c (note_insn_name): Make 1 element larger.
6953 2005-02-23 Roger Sayle <roger@eyesopen.com>
6955 PR target/20018
6956 PR rtl-optimization/20097
6957 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6958 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6960 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6962 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6963 * t-aix52 (SHLIB_INSTALL): Same.
6965 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6967 * genpreds.c: Update copyright.
6969 2005-02-23 Michael Beach <michaelb@ieee.org>
6971 PR target/20159
6972 * config/sparc/t-elf (startup files): Assemble with CPP.
6974 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6976 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6977 (write_predicate_expr): Likewise.
6979 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6981 PR tree-optimization/20100
6982 PR tree-optimization/20115
6983 * tree-optimize.c (init_tree_optimization_passes): Remove
6984 pass_maybe_create_global_var.
6985 * tree-pass.h (pass_maybe_create_global_var): Remove.
6986 * tree-ssa-alias.c (aliases_computed_p): Declare.
6987 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6988 (count_calls_and_maybe_create_global_var): Remove.
6989 (pass_maybe_create_global_var): Remove.
6990 (init_alias_info): Do not declare aliases_computed_p.
6991 (maybe_create_global_var): If the function contains no
6992 call-clobbered variables and a mix of pure/const and regular
6993 function calls, create .GLOBAL_VAR.
6994 Mark all call-clobbered variables for renaming.
6995 (merge_pointed_to_info): Update comment.
6996 (add_pointed_to_var): Likewise.
6997 (is_escape_site): Likewise.
6998 Accept struct alias_info * instead of size_t *.
6999 Update all users.
7000 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7001 as necessary.
7002 * tree-ssa-operands.c (get_call_expr_operands): If
7003 ALIASES_COMPUTED_P is false, do not add call-clobbering
7004 operands.
7005 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7006 (delete_tree_ssa): Likewise.
7008 2005-02-22 James E Wilson <wilson@specifixinc.com>
7010 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7011 (do_compile): Do call it here.
7013 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7015 PR rtl-optimization/20017.
7016 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7017 rest_of_handle_cse2, rest_of_handle_gcse): Call
7018 delete_dead_jumptables immediately before calling cleanup_cfg.
7020 2005-02-22 Devang Patel <dpatel@apple.com>
7022 PR 19952
7023 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7024 all labels
7026 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7028 * config/rs6000/aix.h (WINT_TYPE): Define.
7030 2005-02-22 Stan Shebs <shebs@apple.com>
7032 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7033 natural alignment for 64-bit Darwin.
7034 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7035 on 64-bit Darwin.
7036 * doc/invoke.texi: Document this.
7038 2005-02-22 DJ Delorie <dj@redhat.com>
7040 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7041 to make_[un]signed_type, not the mode itself.
7043 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7045 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7046 not available. Use tail calls wherever possible.
7047 (make_edge): Call unchecked_make_edge to create an edge.
7049 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7050 (coalesce_ssa_name): Don't check for
7051 SSANORM_USE_COALESCE_LIST.
7052 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7054 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7056 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7057 (rewrite_into_ssa): ... here.
7059 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7061 PR tree-optimization/19786
7062 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7063 tag to another's may-alias bitmap when adding to the other's list.
7065 2005-02-21 DJ Delorie <dj@redhat.com>
7067 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7068 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7069 registers in unsupported ways.
7070 * expmed.c (init_expmed): Likewise.
7072 2005-02-21 Stan Cox <scox@redhat.com>
7074 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7076 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7078 * tree-cfg.c (fold_cond_expr_cond): New.
7079 (make_edges): Call fold_cond_expr_cond.
7080 (find_taken_edge): Accept nothing but INTEGER_CST.
7081 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7082 and 1.
7083 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7085 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7086 that do not belong to any basic block.
7088 2005-02-21 Jeff Law <law@redhat.com>
7090 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7091 e->dest.
7093 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7095 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7096 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7097 Adjust their definitions.
7098 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7099 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7101 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7102 genautomata.c, langhooks.c, langhooks.h, system.h,
7103 config/arm/lib1funcs.asm: Update copyright.
7105 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7107 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7109 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7111 PR bootstrap/13770
7112 * doc/install.texi: Document --with-gc.
7114 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7116 * simplify-rtx.c (simplify_unary_operation): Add a missing
7117 "break" statement.
7119 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7121 PR tree-optimization/18663
7122 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7123 if the type has variable bounds.
7125 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7127 * gcse.c: Remove an obsolete comment.
7129 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7131 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7133 * doc/extend.texi (Function Attributes) <Attribute const>: The
7134 attribute "pure" is below this text, not above.
7136 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7138 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7139 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7140 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7142 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7144 PR 18785
7145 * langhooks.h (struct lang_hooks): Add to_target_charset.
7146 * langhooks.c (lhd_to_target_charset): New function.
7147 * langhooks-def.h: Declare lhd_to_target_charset.
7148 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7149 (LANG_HOOKS_INITIALIZER): Update.
7150 * c-common.c (c_common_to_target_charset): New function.
7151 * c-common.h: Declare it.
7152 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7153 c_common_to_target_charset.
7155 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7156 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7157 Delete definitions.
7158 * system.h: Poison them.
7159 * doc/tm.texi: Don't discuss them.
7160 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7161 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7162 (pp_c_char): Do not attempt to generate letter escapes for
7163 newline, tab, etc.
7164 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7165 * config/mips/mips.c (mips_output_ascii): Likewise.
7167 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7169 PR tree-optimization/19951
7170 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7171 is abnormal.
7173 2005-02-19 Steven Bosscher <stevenb@suse.de>
7175 PR middle-end/19698
7176 * function.h (struct function): New field `max_loop_depth'.
7177 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7178 (flow_loops_find): Reset the max loop depth count before finding loops.
7179 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7180 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7181 (calculate_global_regs_live): Make sure the loop will terminate
7182 when the initial sets are not empty.
7184 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7186 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7187 object inside.
7188 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7190 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7192 PR other/19525
7193 * doc/invoke.texi: Remove documentation of %M spec.
7194 * gcc.c: Likewise.
7195 (init_spec): Remove %M suffix from -lgcc_s.
7196 (do_spec_1): Remove 'M' case.
7197 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7198 to put shared libraries in the multilib directory. Remove the
7199 shlib_so_soname substitution variable. Don't add a multilib encoding
7200 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7201 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7202 SHLIB_INSTALL as well as SHLIB_LINK.
7203 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7204 (SHLIB_NAME): Delete.
7205 (SHLIB_DIR): New macro.
7206 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7207 (SHLIB_INSTALL): Adjust accordingly.
7208 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7209 * config/t-slibgcc-sld: Likewise.
7210 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7211 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7212 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7213 in $(SHLIB_DIR).
7214 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7215 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7216 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7217 Use @shlib_base_name@ instead of @shlib_so_name@.
7218 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7219 and @shlib_base_name@.so in @multilib_dir@.
7220 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7221 to the install path.
7222 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7223 (SHLIB_LINK): Remove previous workaround.
7224 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7225 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7226 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7227 the install path.
7228 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7229 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7230 (SHLIB_INSTALL): Adjust accordingly.
7231 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7232 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7233 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7234 config/t-slibgcc-elf-ver.
7236 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7237 Jakub Jelinek <jakub@redhat.com>
7239 PR tree-optimization/19828
7240 * tree-ssa-loop-im.c: Add a TODO comment.
7241 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7242 without side-effects.
7244 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7246 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7247 call fold_convert.
7249 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7251 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7252 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7253 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7254 functions.
7255 (ia64_reorg): Delete fixup_errata call.
7256 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7257 (TARGET_SWITCHES): Delete -mb-step entry.
7259 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7261 PR c/20043
7262 * c-typeck.c (composite_type): Handle quals in transparent unions.
7263 (type_lists_compatible_p): Likewise.
7265 2005-02-18 Stan Shebs <shebs@apple.com>
7267 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7268 expressions in the .literal8 section.
7270 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7272 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7274 2005-02-18 Roger Sayle <roger@eyesopen.com>
7276 * fold-const.c (constant_boolean_node): Always create values of the
7277 specified type, don't bother calling truthvalue_conversion.
7279 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7281 * except.c (output_function_exception_table): Call
7282 assemble_external_libcall (eh_personality_libfunc).
7284 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7286 PR target/19886
7287 * config/ia64/ia64.h (struct machine_function): Add state_num.
7288 * config/ia64/ia64.c (process_epilogue,
7289 process_for_unwind_directive): Use new unwind state numbers each
7290 time rather than state 1.
7292 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7294 PR target/20054
7295 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7296 before the "*llgt_didi" pattern.
7298 2005-02-18 Jason Merrill <jason@redhat.com>
7300 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7302 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7304 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7305 (div0): Use it in place of ARM_FUNC_ALIAS.
7306 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7308 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7310 PR middle-end/20030
7311 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7312 access, the lower bound of the array type if it exists.
7314 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7316 PR c++/20008
7317 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7318 cases that are out-of-range for the index type.
7320 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7322 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7323 (estimate_case_costs): Don't call convert.
7324 * expmed.c (expand_shift): Likewise.
7325 (make_tree): Call fold_convert instead of convert.
7327 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7329 PR c++/19813
7330 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7331 that ref to be marked MEM_READONLY_P doesn't have base that needs
7332 constructing.
7334 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7336 * genautomata.c (output_get_cpu_unit_code_func,
7337 output_cpu_unit_reservation_p): Don't generate old-style function
7338 definitions.
7340 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7342 PR c++/20023
7343 PR tree-optimization/20009
7344 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7346 PR tree-optimization/18947
7347 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7348 inline, remove all nodes that are inlined into the extern inline
7349 being redefined.
7351 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7353 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7354 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7355 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7356 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7357 Update copyright.
7359 2005-02-17 Roger Sayle <roger@eyesopen.com>
7361 PR tree-optimization/19917
7362 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7363 to be potentially trapping.
7365 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7367 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7369 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7371 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7372 tem becomes a local variable which is set to the value of the
7373 back end defined INITIAL_FRAME_ADDRESS macro.
7374 (expand_builtin_frame_address): Omit the base parameter to
7375 expand_builtin_return_addr.
7376 (expand_builtin_profile_func): Likewise.
7377 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7378 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7379 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7381 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7383 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7384 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7385 * config/frv/frv.c (frv_function_epilogue): Likewise.
7387 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7389 * lambda-code (perfect_nestify): Remove mark/unmark
7390 for rewriting hack.
7391 * tree-loop-linear.c (linear_transform_loops): Add
7392 rewrite_into_ssa call so that ssa is correct for
7393 rewriting into loop closed.
7395 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7397 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7398 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7399 BITMAP_FREE.
7400 * bt-load.c (btr_def_live_range, combine_btr_defs,
7401 migrate_btr_def, migrate_btr_defs): Likewise.
7402 * cfgcleanup.c (thread_jump): Likewise.
7403 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7404 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7405 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7406 df_rd_local_compute, df_reg_info_compute): Likewise.
7407 * dominance.c (init_dom_info, free_dom_info): Likewise.
7408 * flow.c (init_propagate_block_info,
7409 free_propagate_block_info): Likewise.
7410 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7411 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7412 modify_reg_pav): Likewise.
7413 * loop-invariant.c (find_defs, find_invariant_insn,
7414 find_invariants, free_inv_motion_data): Likewise.
7415 * predict.c (tree_predict_by_opcode,
7416 estimate_bb_frequencies): Likewise.
7417 * stmt.c (expand_case): Likewise.
7418 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7419 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7420 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7421 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7422 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7423 rewrite_ssa_into_ssa): Likewise.
7424 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7425 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7426 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7427 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7428 * tree-sra.c (tree_sra): Likewise.
7429 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7430 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7431 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7432 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7433 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7434 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7435 Likewise.
7436 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7437 calculate_live_on_entry, calculate_live_on_exit,
7438 build_tree_conflict_graph): Likewise.
7439 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7440 record_important_candidates, set_use_iv_cost, find_depends,
7441 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7442 tree_ssa_iv_optimize_finalize): Likewise.
7443 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7444 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7445 tree_duplicate_loop_to_header_edge): Likewise.
7446 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7447 * tree-ssa.c (verify_flow_insensitive_alias_info,
7448 verify_name_tags, verify_ssa, init_tree_ssa,
7449 delete_tree_ssa): Likewise.
7450 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7451 fini_ssanames): Likewise.
7452 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7454 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7456 * config/rs6000/t-rtems: Completely reworked.
7458 2005-02-17 Ira Rosen <irar@il.ibm.com>
7460 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7462 2005-02-17 Ira Rosen <irar@il.ibm.com>
7464 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7465 POINTER_TYPE_P when checking that type is a pointer.
7466 (vect_get_memtag): Remove.
7467 (vect_address_analysis): Use POINTER_TYPE_P. Call
7468 vect_object_analysis with dummy parameter for memtag.
7469 (vect_object_analysis): Extract memtag (functionality that
7470 used to be in vect_get_memtag and moved here). Fix printings.
7471 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7472 with correct parameters. Remove call to vect_get_memtag.
7474 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7476 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7477 (tree-vectorizer.o): Added missing dependencies.
7479 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7480 decleration.
7481 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7482 declaration in tree-vectorizer.c, now has an extern declaration in
7483 tree-vectorizer.h).
7484 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7485 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7486 get_vectype_for_scalar_type, vect_is_simple_use,
7487 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7488 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7489 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7490 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7491 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7492 find_loop_location): Likewise.
7494 * tree-vectorizer.c (langhooks.h): #include removed.
7495 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7496 moved to tree-vectorized.h.
7497 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7498 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7499 get_vectype_for_scalar_type, vect_is_simple_use,
7500 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7501 vect_supportable_dr_alignment, new_loop_vec_info,
7502 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7503 vect_set_verbosity_level, find_loop_location): Likewise.
7505 (vect_analyze_loop): Function externalized. Declaration moved to
7506 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7507 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7508 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7509 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7510 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7511 vect_enhance_data_refs_alignment, vect_analyze_operations,
7512 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7513 vect_stmt_relevant_p, vect_get_loop_niters,
7514 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7515 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7516 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7517 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7518 vect_get_memtag): Likewise.
7520 (vectorizable_load): Function externalized. Declaration moved to
7521 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7522 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7523 vect_transform_loop): Likewise.
7524 (vect_transform_stmt): Moved to tree-vect-transform.c.
7525 (vect_align_data_ref, vect_create_destination_var,
7526 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7527 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7528 vect_get_vec_def_for_operand, vect_init_vector,
7529 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7530 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7531 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7532 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7533 vect_do_peeling_for_loop_bound): Likewise.
7535 * tree-vect-analyze.c: New file.
7536 * tree-vect-transform.c: New file.
7538 2005-02-17 Jason Merrill <jason@redhat.com>
7540 PR mudflap/19319, c++/19317
7541 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7542 slot explicit.
7544 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7546 * doc/install.texi (Specific): Update link for Darwin-specific
7547 tool binary site.
7549 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7551 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7552 constant_boolean_node.
7554 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7556 PR target/19019
7557 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7558 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7560 2005-02-16 Richard Henderson <rth@redhat.com>
7562 PR 19920
7563 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7564 with W_TYPE_SIZE.
7565 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7566 replace uses with Wtype_MAXp1_F.
7567 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7568 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7569 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7570 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7571 and HAVE_TFMODE as appropriate.
7572 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7573 (__floatdisf): Likewise.
7574 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7575 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7576 (Wtype_MAXp1_F): New.
7577 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7578 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7580 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7582 * PR target/19162
7583 * arm.c (arm_apply_result_size): New function.
7584 * arm.h (APPLY_RESULT_SIZE): Define.
7585 * arm-protos.h (arm_apply_result_size): Add prototype.
7586 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7587 (movxf): New expand.
7588 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7589 (call_value_symbol): Remove predicate for operand 0.
7590 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7591 (untyped_call): Rework to correclty return values for any type.
7592 (untyped_return): New expand.
7593 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7595 2005-02-16 Stan Shebs <shebs@apple.com>
7597 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7598 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7600 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7602 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7603 configure settings on Solaris 7 and later.
7605 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7607 PR tree-optimization/19865
7608 * tree-optimize.c (init_tree_optimization_passes): Run
7609 pass_may_alias after pass_sra.
7611 2005-02-16 Richard Henderson <rth@redhat.com>
7612 Stuart Hastings <stuart@apple.com>
7614 PR debug/19521
7615 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7616 Do nothing if debug info suppressed for this function.
7617 (dbxout_begin_function): Early exit if debug info suppressed for
7618 this function.
7620 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7622 PR target/20007
7623 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7624 find_basic_blocks.
7625 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7627 PR tree-optimization/19967
7628 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7629 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7630 argument TYPE. Adjust calls to fold_builtin_XXX.
7631 (expand_builtin, fold_builtin_1): Adjust calls to
7632 expand_builtin_XXX.
7633 (fold_builtin_strchr, fold_builtin_strpbrk,
7634 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7635 result to a requested type TYPE.
7637 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7639 PR middle-end/19857
7640 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7641 (T)x & (T)cst if (T)cst overflows.
7642 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7643 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7645 2005-02-15 Jeff Law <law@redhat.com>
7647 * gcse.c (blocks_with_calls): New bitmap.
7648 (alloc_gcse_mem): Allocate it.
7649 (free_gcse_mem): Free it.
7650 (clear_modifY_mem_tables): Clear it.
7651 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7652 when we encounter CALL_INSNs.
7653 (compute_transp, case MEM): Handle blocks with calls separate
7654 from blocks without calls. Use bitmap iterators rather than
7655 FOR_EACH_BB.
7657 2005-02-15 Peter O'Gorman <peter@pogma.com>
7659 PR bootstrap/18810
7660 * mklibgcc.in (vis_hide): Use a temporary object file, not
7661 -o /dev/null.
7663 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7665 PR target/19924
7666 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7667 access optimization.
7669 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7670 Alan Modra <amodra@bigpond.net.au>
7672 PR target/19019
7673 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7674 (_xlqsub): Rename to __gcc_qsub.
7675 (_xlqmul): Rename to __gcc_qmul.
7676 (_xlqdiv): Rename to __gcc_qdiv.
7677 Provide versioned symbol aliases with old names.
7678 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7679 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7680 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7681 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7682 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7684 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7686 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7687 Fold ~(A - 1) and ~(A + -1) to -A.
7689 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7691 PR pch/14940
7692 PR target/19300
7693 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7694 config/pa/pa-host.c:pa_gt_pch_use_address.
7696 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7698 * tree-vn.c (get_value_handle): Make sure that given an
7699 is_gimple_min_invariant expression, we always return it.
7701 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7703 * passes.c (rest_of_handle_gcse): Fix a comment.
7705 2005-02-15 Jeff Law <law@redhat.com>
7707 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7708 bitmap.
7709 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7710 (canon_list_insert, record_last_mem_set_info): Similarly.
7711 (clear_modify_mem_tables): Similarly.
7713 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7715 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7716 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7717 config/mips/mips.md, config/rs6000/aix.h,
7718 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7720 2005-02-15 Richard Henderson <rth@redhat.com>
7722 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7723 call to be best_edge.
7725 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7727 * basic-block.h: Adjust the prototype for find_basic_blocks.
7728 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7729 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7730 find_basic_blocks.
7732 * flow.c (recompute_reg_usage): Remove all arguments.
7733 * passes.c (rest_of_compilation): Adjust the call to
7734 recompute_reg_usage.
7735 * rtl.h: Adjust the prototype for recompute_reg_usage.
7737 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7739 * tree-dump.c (dump_files): Update to reflect new member
7740 of dump_file_info.
7741 (dump_register): Add new argument.
7742 Set glob name.
7743 (dump_switch_p_1): Check against glob name if doglob was passed.
7744 (dump_switch_p): Check against regular first, then glob if
7745 we didn't have any hits on the dump name.
7746 * tree-optimize.c (register_one_dump_file):
7747 Pass in glob name as well.
7748 * tree-pass.h (struct dump_file_info): Add glob
7749 member.
7751 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7753 PR preprocessor/16323
7754 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7756 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7758 PR target/19019
7759 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7760 (trunctfdf2_internal1): New.
7761 (trunctfdf2_internal2): Renamed from trunctfdf2.
7763 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7765 PR tree-optimization/19853
7766 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7768 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7770 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7771 delete_dead_jumptables and cleanup_cfg.
7773 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7775 * reload.c (find_reloads): Swap address_reloaded flags when
7776 swapping commutative operands.
7778 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7780 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7781 Use standard_iv_increment_position for computing the bsi position
7782 for create_iv.
7783 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7784 the bsi position.
7786 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7788 PR target/17428
7789 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7790 life range of hard registers.
7791 * value-prof.c (insn_prefetch_values_to_profile): Only
7792 scan normal insns.
7794 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7795 profile in libcalls.
7797 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7799 * bitmap.h (bitmap_and_compl_into): Return bool.
7800 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7802 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7804 PR tree-optimization/19944
7805 * fold-const.c (fold): Re-add ABS_EXPR folding.
7807 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7809 PR target/19019
7810 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7811 {TARGET,MASK}_XL_COMPAT.
7812 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7813 MASK_XL_COMPAT.
7814 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7815 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7816 TARGET_XL_COMPAT.
7817 (rs6000_arg_partial_bytes): Same.
7818 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7819 and XL compatibility enabled.
7820 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7821 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7822 test to final condition.
7823 (cmptf_internal2): New.
7824 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7825 xl-compat. Add TFmode information to description.
7827 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7829 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7831 2005-02-13 Jason Merrill <jason@redhat.com>
7833 PR c++/16405
7834 * fold-const.c (fold_indirect_ref_1): Split out from...
7835 (build_fold_indirect_ref): Here.
7836 (fold_indirect_ref): New fn.
7837 * tree.h: Declare it.
7838 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7839 (gimplify_modify_expr_rhs): Likewise.
7840 (gimplify_expr): Likewise.
7842 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7844 PR tree-optimization/14303
7845 PR tree-optimization/15784
7846 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7847 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7848 ABS_EXPR<x> != 0 to x != 0.
7850 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7852 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7853 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7854 spelling conventions.
7856 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7857 delete_trivially_dead_insns too many times.
7859 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7860 tem and tem2.
7862 2005-02-12 Ira Rosen <irar@il.ibm.com>
7864 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7865 (vect_is_simple_iv_evolution): Remove redundant parameter
7866 and step check.
7867 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7868 without last parameter.
7869 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7870 Return pointer step. Call vect_is_simple_iv_evolution without
7871 last parameter. Check only that the step is multiple of size
7872 type. Remove stmt_vinfo updates.
7873 (vect_get_memtag_and_dr): Remove.
7874 (vect_get_memtag): New function.
7875 (vect_address_analysis): New function.
7876 (vect_object_analysis): New function.
7877 (vect_analyze_data_refs): Call vect_object_analysis and
7878 vect_get_memtag. Update stmt_vinfo fields.
7880 2005-02-12 Ira Rosen <irar@il.ibm.com>
7882 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7883 exist and are objects. Remove checks for pointer.
7884 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7885 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7886 (vect_create_data_ref_ptr): Likewise.
7887 (vect_base_addr_differ_p): New function.
7888 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7889 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7890 Don't set the DR_BASE_NAME field of data-ref.
7891 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7893 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7895 * optabs.h (enum optab_index): Add new OTI_ldexp.
7896 (ldexp_optab): Define corresponding macro.
7897 * optabs.c (init_optabs): Initialize ldexp_optab.
7898 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7899 patterns.
7900 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7901 using ldexp_optab.
7902 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7903 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7905 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7906 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7907 intrinsics.
7909 2005-02-12 Ira Rosen <irar@il.ibm.com>
7911 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7912 to base_address.
7913 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7914 stmt_vec_info.
7915 (vect_get_base_and_offset): Always return an address.
7916 (vect_create_addr_base_for_vector_ref): Remove treatment for
7917 different data reference types.
7918 (vect_compute_data_ref_alignment): Rename base to base_address in
7919 stmt_vec_info. Get the object in order to force its alignment.
7920 (vect_get_memtag_and_dr): Rename base to base_address in
7921 stmt_vec_info. Extract the object for memtag analysis.
7923 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7925 PR regression/19898.
7926 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7927 changes cc_status, use apply modified_in_p to part of cc_status
7928 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7929 body.
7931 2005-02-11 Richard Henderson <rth@redhat.com>
7933 * tree-complex.c (expand_complex_libcall): New.
7934 (expand_complex_multiplication): Use it for c99 compliance.
7935 (expand_complex_division): Likewise.
7936 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7937 (fold): Call them.
7938 * builtins.c (built_in_names): Remove const.
7939 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7940 builtins.
7941 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7942 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7943 (built_in_names): Remove const.
7944 * c-common.c (c_common_type_for_mode): Handle complex modes.
7945 * flags.h, toplev.c (flag_complex_method): Rename from
7946 flag_complex_divide_method.
7947 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7948 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7949 * libgcc2.h: Declare them.
7950 * libgcc-std.ver: Export them.
7951 * mklibgcc.in (lib2funcs): Build them.
7953 2005-02-11 Steven Bosscher <stevenb@suse.de>
7955 PR tree-optimization/19876
7956 Partially revert my change from 2005-01-14
7957 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7958 (compute_antic): ...and remove the loop here.
7960 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7962 PR middle-end/19858
7963 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7964 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7966 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7967 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7969 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7971 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7972 offsets for the big-endian 32-bit case.
7974 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7976 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7978 2005-02-11 Dale Johannesen <dalej@apple.com>
7980 * cselib.c (cselib_process_insn): Clear out regs where
7981 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7982 * reload.c (find_equiv_reg): Ditto.
7984 2005-02-11 Ian Lance Taylor <ian@airs.com>
7986 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7987 with no elements.
7989 * tree.c (build_function_type_list): Work correctly if there are
7990 no arguments.
7992 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7994 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7995 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7996 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7997 TARGET_ZARCH instead of TARGET_64BIT.
7999 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8001 * config/rs6000/t-rtems:
8002 (MULTILIB_OPTIONS): Remove mcpu=602.
8003 (MUTLILIB_DIRNAMES): Remove m602.
8004 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8005 Let mcpu=602 match mcpu=603.
8006 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8008 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8010 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8011 signal trampolines.
8013 2005-02-10 David Daney <ddaney@avtrex.com>
8015 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8016 * config/i386/linux-unwind.h: Likewise.
8017 * config/ia64/linux-unwind.h: Likewise.
8018 * config/mips/linux-unwind.h: Likewise.
8019 * config/pa/linux-unwind.h: Likewise.
8020 * config/rs6000/linux-unwind.h: Likewise.
8021 * config/s390/linux-unwind.h: Likewise.
8022 * config/sh/linux-unwind.h: Likewise.
8023 * config/sparc/linux-unwind.h: Likewise.
8025 2005-02-10 Steven Bosscher <stevenb@suse.de>
8027 PR tree-optimization/17549
8028 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8029 TER to replace a DEF with its expression if the DEF and the
8030 rhs of the expression we replace into have the same root
8031 variable.
8033 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8035 * config/mips/mips.md: Fix the placement of the match_scratch in the
8036 lea64 peephole2.
8038 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8040 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8041 Fix comment typos.
8043 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8045 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8046 (strip_offset): Handle addresses.
8047 (add_address_candidates): Use strip_offset.
8048 (difference_cost): Reflect strip_offset change.
8049 (force_var_cost, difference_cost): Strip nops.
8051 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8053 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8055 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8056 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8057 config/cris/cris-protos.h, config/cris/cris.c: Update
8058 copyright.
8060 2005-02-10 Jeff Law <law@redhat.com>
8062 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8063 (lookup_avail_expr): Similarly.
8065 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8067 * builtins.c (fold_builtin_powi): New function.
8068 (fold_builtin_1): Call it.
8070 2005-02-10 Steven Bosscher <stevenb@suse.de>
8072 PR documentation/19309
8073 * doc/cpp.texi: The __GNUC__ and related predefined macros
8074 are also defined for the "standalone" cpp.
8075 Some non-GCC compilers may also define __GNUC__.
8077 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8079 PR c/19342
8080 * c-typeck.c (common_type): New routine. Old common_type renamed
8081 to...
8082 (c_common_type): ...this.
8083 (build_conditional_expr, build_binary_op): Use c_common_type instead
8084 of common_type.
8086 2005-02-10 Steven Bosscher <stevenb@suse.de>
8088 * doc/md.texi: Replace @samp{length} with @code{length}.
8090 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8092 PR tree-optimization/18687
8093 * tree-flow.h (find_loop_niter): Declare.
8094 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8095 Try using scev even for loops with more than one exit.
8096 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8097 (struct ivopts_data): Added niters field.
8098 (struct nfe_cache_elt): New.
8099 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8100 functions.
8101 (tree_ssa_iv_optimize_init): Initialize niters cache.
8102 (determine_number_of_iterations): Removed.
8103 (find_induction_variables): Do not call determine_number_of_iterations.
8104 Access niters for single exit through niter_for_single_dom_exit.
8105 (add_iv_outer_candidates): Access niters for single exit through
8106 niter_for_single_dom_exit.
8107 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8108 number_of_iterations_cond.
8109 (iv_period): New function.
8110 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8111 (may_replace_final_value): Take data argument. Use
8112 niter_for_single_dom_exit.
8113 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8114 (rewrite_use_compare): Pass data to may_eliminate_iv.
8115 (rewrite_use_outer): Pass data to may_replace_final_value.
8116 (free_loop_data): Clean up the niters cache.
8117 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8118 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8119 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8120 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8121 (num_ending_zeros): Moved to tree.c.
8122 * tree.h (num_ending_zeros): Declare.
8123 * tree.c (num_ending_zeros): Moved from tree.c.
8125 2005-02-09 Richard Henderson <rth@redhat.com>
8127 * builtins.c (DEF_BUILTIN): Add COND argument.
8128 * tree.h (DEF_BUILTIN): Likewise.
8129 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8130 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8131 match.
8132 (DEF_BUILTIN_STUB): New.
8133 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8134 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8135 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8136 * c-common.c (DEF_BUILTIN): Add COND argument.
8137 * tree.c (local_define_builtin): New.
8138 (build_common_builtin_nodes): New.
8140 2005-02-09 Roger Sayle <roger@eyesopen.com>
8142 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8143 floating point expression ignoring the sign of the result.
8144 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8145 (fold) <MULT_EXPR>: Use it to simplify x*x.
8146 * tree.h (fold_strip_sign_ops): Prototype here.
8147 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8148 argument. Use fold_strip_sign_ops to simplify the first argument.
8149 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8150 first argument when the second argument is an even integer
8151 constant, but only with -funsafe_math_optimizations.
8152 (fold_builtin_1): Update call to fold_builtin_copysign.
8154 2005-02-09 Ian Lance Taylor <ian@airs.com>
8156 PR middle-end/19583
8157 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8158 just check whether EH_FILTER_FAILURE falls through.
8160 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8162 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8163 insns return to ready list in the next turn.
8165 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8167 PR middle-end/19402
8168 * builtins.def: New __builtin_powi[lf].
8169 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8170 (expand_builtin_powi): New function.
8171 (expand_builtin): Dispatch to expand_builtin_powi.
8172 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8173 * libgcc2.c: Add __builtin_powi[lf] implementation.
8174 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8175 * optabs.h: Add powi_optab.
8176 * optabs.c (init_optabs): Initialize powi_optab.
8177 * doc/extend.texi: Document __builtin_powi[lf].
8179 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8181 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8182 exists.
8184 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8186 PR middle-end/19854
8187 * fold-const.c (try_move_mult_to_index): Remove redundant
8188 type argument. Create ADDR_EXPR with correct type.
8189 (fold): Update callers of try_move_mult_to_index. Convert
8190 result to the appropriate type.
8192 2005-02-09 Roger Sayle <roger@eyesopen.com>
8194 PR target/19597
8195 * config/avr/avr.c (default_rtx_costs): Delete.
8196 (avr_operand_rtx_cost): New function.
8197 (avr_rtx_costs): Completely rewrite.
8199 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8201 PR target/19806
8202 * config/cris/cris.c (in_code): New variable.
8203 (cris_output_addr_const): Now a static function, a wrapper for
8204 output_addr_const.
8205 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8206 case from old cris_output_addr_const.
8207 (cris_asm_output_label_ref): Similar for LABEL_REF.
8208 (cris_output_addr_const_extra): Similar for UNSPEC.
8209 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8210 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8211 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8212 declaration.
8213 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8214 (cris_asm_output_label_ref): Declare.
8216 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8218 PR preprocessor/19801
8219 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8220 filenames that changed when libcpp was moved to the toplevel.
8222 2005-02-07 Roger Sayle <roger@eyesopen.com>
8224 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8225 zero extensions of BImode operands. Call lowpart_subreg instead
8226 of gen_lowpart_common and gen_lowpart_SUBREG.
8228 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8230 PR ada/19489
8231 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8232 * configure.ac: Set cc_for_cross_gnattools.
8233 * configure: Regenerate.
8235 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8237 PR target/19803
8238 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8240 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8242 PR debug/19327
8243 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8244 of nested functions.
8246 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8248 * doc/extend.texi: Document deprecated extensions allowing
8249 static floating-point members to have initializers and allowing
8250 floating-point literals in integral constant expressions.
8252 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8254 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8255 config/darwin7.h, config/mips/mips.c,
8256 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8257 Update copyright.
8259 * cse.c: Update comments.
8261 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8263 PR middle-end/19775
8264 * builtins.c (fold_builtin_sqrt): Transform
8265 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8266 pow(x,y*0.5).
8268 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8269 Dorit Naishlos <dorit@il.ibm.com>
8271 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8272 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8273 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8274 was added.
8275 * tree.h (vect_set_verbosity_level): New extern function declaration
8276 added.
8277 * tree-vectorizer.h (verbosity_levels): New enum type.
8278 * tree-vectorizer.c (vect_debug_stats): Function removed.
8279 (vect_debug_details): Likewise.
8280 (vect_verbosity_level): Global variable was defined and initialized.
8281 (vect_dump): Global variable definition.
8282 (vect_print_dump_info): New function.
8283 (vect_set_dump_settings): New function.
8284 (vect_set_verbosity_level): New function.
8285 (vectorize_loops): Add call to vect_set_dump_settings.
8287 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8288 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8289 (slpeel_tree_peel_loop_to_edge): Likewise.
8291 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8292 appropriate verbosity level instead of call to vect_debug_details
8293 or vect_debug_stats.
8294 (vect_get_base_and_offset):
8295 (vect_create_addr_base_for_vector_ref):
8296 (get_vectype_for_scalar_type):
8297 (vect_create_data_ref_ptr):
8298 (vect_init_vector):
8299 (vect_get_vec_def_for_operand):
8300 (vect_finish_stmt_generation):
8301 (vectorizable_assignment):
8302 (vectorizable_operation):
8303 (vectorizable_store):
8304 (vectorizable_load):
8305 (vect_transform_stmt):
8306 (vect_update_ivs_after_vectorizer):
8307 (vect_do_peeling_for_loop_bound):
8308 (vect_update_inits_of_drs):
8309 (vect_do_peeling_for_alignment):
8310 (vect_transform_loop):
8311 (vect_is_simple_use):
8312 (vect_analyze_operations):
8313 (vect_is_simple_iv_evolution):
8314 (vect_analyze_scalar_cycles):
8315 (vect_analyze_data_ref_dependence):
8316 (vect_analyze_data_ref_dependences):
8317 (vect_compute_data_ref_alignment):
8318 (vect_enhance_data_refs_alignment):
8319 (vect_analyze_data_refs_alignment):
8320 (vect_analyze_data_ref_access):
8321 (vect_analyze_data_ref_accesses):
8322 (vect_analyze_pointer_ref_access):
8323 (vect_get_memtag_and_dr):
8324 (vect_analyze_data_refs):
8325 (vect_mark_relevant):
8326 (vect_stmt_relevant_p):
8327 (vect_mark_stmts_to_be_vectorized):
8328 (vect_can_advance_ivs_p):
8329 (vect_get_loop_niters):
8330 (vect_analyze_loop_form):
8331 (vect_analyze_loop):
8332 (vectorize_loops): Likewise.
8334 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8335 (vect_update_inits_of_drs):
8336 (vect_do_peeling_for_alignment):
8337 (vect_transform_loop):
8338 (vect_analyze_operations):
8339 (vect_analyze_scalar_cycles):
8340 (vect_analyze_data_ref_dependences):
8341 (vect_analyze_data_refs_alignment):
8342 (vect_analyze_data_ref_accesses):
8343 (vect_analyze_data_refs):
8344 (vect_mark_stmts_to_be_vectorized):
8345 (vect_get_loop_niters):
8346 (vect_analyze_loop_form):
8347 (vect_analyze_loop): Likewise.
8348 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8350 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8352 PR bootstrap/19796
8353 Revert:
8354 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8355 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8356 either -ffast-math or -funsafe-math-optimizations is in use.
8358 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8359 * config/mips/irix-csr.c: New file.
8360 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8361 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8362 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8363 executables.
8365 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8367 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8368 redundant, incorrect definitions.
8370 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8371 expand.
8372 ("*tls_indirect_call"): New, reference hard regs directly.
8373 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8375 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8377 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8378 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8380 2005-02-06 Roger Sayle <roger@eyesopen.com>
8382 PR rtl-optimization/19800
8383 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8384 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8385 gen_lowpart.
8387 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8389 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8391 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8393 PR other/17135
8394 * doc/invoke.texi: Correct documentation of -freorder-functions.
8396 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8398 PR other/14402
8399 * doc/invoke.texi: Don't mention gccbug.
8401 2005-02-06 Roger Sayle <roger@eyesopen.com>
8402 Andrew Pinski <pinskia@physics.uc.edu>
8403 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8405 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8406 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8407 into just (zero_extract:SI FOO (const_int 1) BAR).
8409 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8411 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8412 macro locally. Don't give last revision date. Use GCC version
8413 number from gcc-common.texi.
8414 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8415 revision date. Use GCC version number from gcc-common.texi.
8416 Describe being a library as current state rather than as 3.x
8417 history.
8418 * doc/gcc.texi: Remove last update date.
8419 * doc/gccint.texi: Likewise. Update copyright dates.
8420 * doc/install.texi: Update copyright dates.
8422 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8424 PR other/7549
8425 * doc/invoke.texi: Mention for each option included in -Wall that
8426 it is included in -Wall.
8427 * doc/gcc.texi: Update copyright and last modification date.
8429 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8431 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8432 unnecessary cast to original induction variable increments.
8434 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8436 PR tree-optimization/18219
8437 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8438 in distributed form.
8440 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8442 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8443 Set bitpos and offset later in the function. Do nothing if the
8444 target is a register and if the bitfield lies completely outside
8445 that register.
8446 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8447 here. Return an uninitialised register if the source value is stored
8448 in a register and the bitfield lies completely outside that register.
8450 2005-02-06 Steven Bosscher <stevenb@suse.de>
8452 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8453 not SET_DEST.
8455 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8457 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8459 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8461 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8462 * config/darwin8.h: New.
8463 * config/darwin7.h: Update comment.
8465 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8466 Dorit Naishlos <dorit@il.ibm.com>
8468 * tree-vectorizer.h (LOC): New type.
8469 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8470 (loop_line_number): New field in struct _loop_vec_info.
8471 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8473 * tree-vectorizer.c (input.h): Included.
8474 (find_loop_location): New function.
8475 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8476 loop line number removed.
8477 (vect_debug_details): Likewise.
8478 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8480 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8481 call to vect_debug_details/stats changed from loop to loop_loc.
8482 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8483 (slpeel_tree_peel_loop_to_edge): Likewise.
8485 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8486 changed from NULL to UNKNOWN_LOC.
8487 (vect_get_base_and_offset):
8488 (vect_create_addr_base_for_vector_ref):
8489 (get_vectype_for_scalar_type):
8490 (vect_create_data_ref_ptr):
8491 (vect_init_vector):
8492 (vect_get_vec_def_for_operand):
8493 (vect_finish_stmt_generation):
8494 (vectorizable_assignment):
8495 (vectorizable_operation):
8496 (vectorizable_store):
8497 (vectorizable_load):
8498 (vect_transform_stmt):
8499 (vect_update_ivs_after_vectorizer):
8500 (vect_do_peeling_for_loop_bound):
8501 (vect_do_peeling_for_alignment):
8502 (vect_transform_loop):
8503 (vect_is_simple_use):
8504 (vect_analyze_operations):
8505 (vect_is_simple_iv_evolution):
8506 (vect_analyze_scalar_cycles):
8507 (vect_analyze_data_ref_dependences):
8508 (vect_compute_data_ref_alignment):
8509 (vect_enhance_data_refs_alignment):
8510 (vect_analyze_data_ref_access):
8511 (vect_analyze_data_ref_accesses):
8512 (vect_analyze_pointer_ref_access):
8513 (vect_get_memtag_and_dr):
8514 (vect_analyze_data_refs):
8515 (vect_mark_relevant):
8516 (vect_stmt_relevant_p):
8517 (vect_mark_stmts_to_be_vectorized):
8518 (vect_can_advance_ivs_p):
8519 (vect_get_loop_niters):
8520 (vect_analyze_loop):
8521 (vectorize_loops): Likewise.
8523 (vectorizable_load): Argument in call to vect_debug_details/stats
8524 changed from loop to LOOP_LOC (loop_vinfo).
8525 (vect_transform_loop):
8526 (vect_analyze_operations):
8527 (vect_analyze_scalar_cycles):
8528 (vect_analyze_data_ref_dependence):
8529 (vect_enhance_data_refs_alignment):
8530 (vect_analyze_data_ref_accesses):
8531 (vect_analyze_pointer_ref_access):
8532 (vect_analyze_data_refs):
8533 (vect_analyze_loop): Likewise.
8535 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8536 changed from loop to loop_loc.
8538 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8540 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8541 Dorit Naishlos <dorit@il.ibm.com>
8543 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8544 declaration added.
8545 (vect_analyze_data_ref_dependences): Likewise.
8547 (vect_is_simple_use): Argument changed from loop structure to
8548 loop_vect_info structure.
8549 (vect_can_advance_ivs_p): Likewise.
8550 (vect_create_index_for_vector_ref): Likewise.
8551 (vect_update_ivs_after_vectorizer): Likewise.
8552 (new_stmt_vec_info): Likewise.
8554 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8555 changed from loop to loop_vinfo.
8556 (vect_create_data_ref_ptr): First argument in call to
8557 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8558 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8559 was changed from loop to loop_vinfo.
8560 (vectorizable_operation): Likewise.
8561 (vectorizable_store): Likewise.
8562 (vect_mark_stmts_to_be_vectorized): Likewise.
8563 (vect_do_peeling_for_loop_bound): First argument in call to
8564 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8565 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8566 was changed from loop to loop_vinfo.
8567 (vect_analyze_data_ref_dependences): Third argument in call to
8568 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8570 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8571 (vect_create_data_ref_ptr): Likewise.
8572 (vect_init_vector): Likewise.
8573 (vect_get_vec_def_for_operand): Likewise.
8574 (vectorizable_assignment): Likewise.
8575 (vectorizable_operation): Likewise.
8576 (vectorizable_store): Likewise.
8577 (vectorizable_load): Likewise.
8578 (vect_update_ivs_after_vectorizer): Likewise.
8579 (vect_is_simple_use): Likewise.
8580 (vect_analyze_data_ref_dependence): Likewise.
8581 (vect_analyze_pointer_ref_access): Likewise.
8582 (vect_can_advance_ivs_p): Likewise.
8584 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8585 before _stmt_vec_info.
8586 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8587 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8588 (new_stmt_vec_info): Argument changed from loop structure to
8589 loop_vect_info structure
8591 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8592 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8593 (vect_create_addr_base_for_vector_ref): Likewise.
8594 (vect_analyze_pointer_ref_access): Likewise.
8596 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8598 PR tree-opt/19768
8599 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8600 phi flag if the phi is abnormal.
8602 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8604 PR tree-opt/19736
8605 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8606 information for the new statement.
8608 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8610 PR driver/19117
8611 * gcc.c (main): Include the target in -v output.
8613 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8615 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8616 Do not drop the extend if we'd have to add a paradoxical subreg
8617 later. Include optabs.h and insn-codes.h.
8618 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8620 2005-02-02 Roger Sayle <roger@eyesopen.com>
8622 PR middle-end/19405
8623 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8624 * fold-const.c (const_binop): Avoid constant folding floating
8625 point operations in modes that use composite representations.
8626 * simplify-rtx.c (simplify_binary_operation): Likewise.
8628 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8630 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8631 a REG, not a MEM.
8632 (altivec_dstt): Likewise.
8633 (altivec_dstst): Likewise.
8634 (altivec_dststt): Likewise.
8635 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8636 of first operand.
8638 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8640 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8641 EXPR_LOCUS from orig_cond to the new cond_stmt.
8642 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8643 the new vec_stmt.
8645 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8647 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8648 standard_iv_increment_position. Remove call to bsi_next
8649 (no need to bump the iterator anymore).
8650 (vect_create_index_for_vector_ref): Call
8651 standard_iv_increment_position. Remove second function argument.
8652 (vect_finish_stmt_generation): Remove call to bsi_next
8653 (no need to bump the iterator anymore).
8654 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8655 to vect_create_index_for_vector_ref.
8657 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8659 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8660 phis are used out of the loop.
8662 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8664 PR c/17807
8665 * c-decl.c (undef_nested_function): New variable.
8666 (pop_scope): Diagnose undefined nested functions.
8667 (finish_function): Don't attempt cgraph processing or genericizing
8668 if current top-level function contained an undefined nested
8669 function. Reset undef_nested_function at the end of a top-level
8670 function.
8672 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8674 * tree.c (build_int_cst_type): Take sign of the value into account
8675 when deciding whether sign extend the value.
8677 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8679 PR c/18502
8680 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8681 (cpp_options, cc1_options): Change %{std*&ansi} to
8682 %{std*&ansi&trigraphs}.
8684 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8686 * cse.c: Update comments.
8688 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8690 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8691 arguments go on the stack. Do not put complex doubles in odd/even
8692 pairs.
8694 2005-02-02 Steven Bosscher <stevenb@suse.de>
8696 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8697 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8698 -ftree-pre, and -fthread-jumps.
8700 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8702 PR tree-optimization/19578
8703 * tree-flow.h (modified_noreturn_calls): Declare.
8704 (noreturn_call_p): Declare.
8705 * tree-flow-inline.h (noreturn_call_p): New function.
8706 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8707 * tree-cfg.c (modified_noreturn_calls): New variable.
8708 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8709 that contain a mid-block noreturn call.
8710 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8712 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8714 * df.c (df_def_record_1, df_uses_record): Don't use
8715 DF_FOR_REGALLOC.
8716 * df.h (DF_FOR_REGALLOC): Remove.
8718 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8720 PR c/19435
8721 * c-typeck.c (really_start_incremental_init): Reset
8722 constructor_max_index for arrays of incomplete type.
8724 2005-02-02 Jeff Law <law@redhat.com>
8726 * gcse.c (struct reg_set): Store the block index where the register
8727 was set rather than the setting insn.
8728 (record_one_set, compute_transp): Corresponding changes.
8729 (pre_insert_copy_insn): Do not call replace_one_set.
8730 (replace_one_set): Remove.
8732 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8734 PR other/15514
8735 * doc/gcov.texi: Fix typo.
8737 2005-02-01 Richard Henderson <rth@redhat.com
8739 PR target/19680
8740 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8741 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8742 type to bool.
8743 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8744 * config/i386/i386-protos.h: Update.
8746 2005-02-01 Steven Bosscher <stevenb@suse.de>
8748 PR tree-optimization/19217
8749 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8750 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8751 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8752 that it is walking a PHI node.
8754 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8756 * doc/extend.texi (Nested Functions): Update.
8758 2005-02-01 Richard Henderson <rth@redhat.com>
8760 PR 19696
8761 * optabs.c (expand_copysign_absneg): Export.
8762 * optabs.h (expand_copysign_absneg): Declare.
8763 * config/rs6000/rs6000.md (copysigntf3): New.
8765 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8767 PR tree-optimization/19633
8768 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8769 * tree-ssa-alias.c (init_alias_info): Initialize.
8770 (merge_pointed_to_info): Set.
8771 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8772 (dump_points_to_info_for): Show value of pt_null.
8773 (struct count_ptr_d): Declare.
8774 (find_ptr_dereference): Remove.
8775 (ptr_is_dereferenced_by): Remove.
8776 (count_ptr_derefs): New local function.
8777 (count_uses_and_derefs): New local function.
8778 (compute_points_to_and_addr_escape): Call it. If the number
8779 of dereferences is greater than zero, mark the pointer as
8780 dereferenced. If there are fewer dereferences than uses of
8781 the pointer, the pointer's value escapes.
8783 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8785 PR tree-optimization/19670
8786 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8787 here...
8788 (verify_use): ... set it here, instead.
8790 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8792 * doc/sourcebuild.texi (Test directives): Fix formatting.
8794 * doc/sourcebuild.texi (Test directives): Describe selector
8795 expressions.
8797 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8799 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8800 specific 64-bit CPUs.
8802 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8804 PR target/16201
8805 * arm.c (arm_eliminable_register): New function.
8806 (adjacent_mem_locations): Don't allow eliminable registers. Use
8807 HOST_WIDE_INT for address offsets.
8808 * arm-protos.h (arm_eliminable_register): Add prototype.
8810 2005-02-01 Steven Bosscher <stevenb@suse.de>
8812 PR optimization/15242
8813 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8814 * basic-block.h (duplicate_computed_gotos): Add prototype.
8815 * bb-reorder.c (duplicate_computed_gotos): New function to
8816 duplicate sufficiently small blocks ending in a computed jump.
8817 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8818 if not optimizing for size.
8819 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8820 never do tail merging for blocks ending in a computed jump.
8821 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8823 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8825 Patch from Richard Sandiford <rsandifo@redhat.com>
8826 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8827 from inheriting a subreg equivalence with a non-spill register.
8829 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8831 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8833 * config/frv/frv.c (movcc_fp_destination_operand): New.
8834 (gpr_or_memory_operand): Fix typo in comment.
8835 (gpr_or_memory_operand_with_scratch): New.
8836 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8837 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8838 movcc_fp_destination_operand.
8839 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8840 Legitimize memory addresses using a scratch register.
8842 2005-01-31 Jeff Law <law@redhat.com>
8844 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8845 bitmap a sparse bitmap instead of a simple bitmap.
8846 (mark_def_sites_initialize_block): Corresponding changes.
8847 (ssa_mark_def_sites_initialize_block): Likewise.
8848 (ssa_mark_phi_uses): Likewise.
8849 (mark_def_site, ssa_mark_def_sites): Likewise.
8850 (mark_def_site_blocks): Likewise.
8851 (rewrite_ssa_into_ssa): Likewise.
8853 * tree-ssa-dom.c (record_cond): Pass correct variable type
8854 for last argument to htab_find_slot_with_hash.
8856 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8857 effects when optimizing 0 % X. Do not try to optimize X % 0.
8859 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8861 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8862 1_mmalua.
8864 2005-02-01 Eric Christopher <echristo@redhat.com>
8866 * config/mips/mips.c (override_options): Warn if -mint64
8867 is used.
8868 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8869 deprecated.
8871 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8873 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8874 timestamp.
8875 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8876 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8877 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8878 (cached_regno): Initialize to INVALID_REGNUM.
8879 (cse_reg_info_table_size,
8880 cse_reg_info_table_first_uninitialized,
8881 cse_reg_info_timestamp): New.
8882 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8883 get_cse_reg_info.
8884 (init_cse_reg_info, get_cse_reg_info_1): New.
8885 (get_cse_reg_info): Cache the last look-up.
8886 (new_basic_block): Update the code to clear mappings from
8887 registers to cse_reg_info entries.
8888 (cse_main): Call init_cse_reg_info.
8890 * cse.c (get_cse_reg_info): Update a comment.
8892 2005-01-31 Steven Bosscher <stevenb@suse.de>
8894 PR c/19333
8895 * c-decl.c (start_decl): Do not warn about arrays of elements with
8896 an incomplete type here.
8897 (grokdeclarator): Do it here by making a pedwarn an error.
8898 * c-typeck.c (push_init_level): If there were previous errors with
8899 the constructor type, do not warn about braces for initializers.
8900 (process_init_element): Likewise for excess initializer elements.
8902 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8904 * cse.c (delete_trivially_dead_insn): Don't iterate.
8906 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8908 * config/rs6000/rs6000.md (copysignsf3): New expand.
8909 (copysigndf3): Likewise.
8911 2005-01-31 Steven Bosscher <stevenb@suse.de>
8913 * recog.c (constrain_operands): Only look for earlyclobber operand
8914 conflicts if an '&' constraint was seen.
8916 2005-01-31 Marc Espie <espie@openbsd.org>
8918 * config.gcc: Don't include embedded systems fragment, switches default
8919 debugging format to ELF.
8920 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8921 longer pick it up there.
8923 2005-01-31 Dale Johannesen <dalej@apple.com>
8925 * doc/extend.texi (nested functions): Fix linkage description.
8926 Clarify that static is not allowed.
8928 2005-01-31 Dale Johannesen <dalej@apple.com>
8930 * config/rs6000/darwin.md (movsf_low_di): Make work.
8931 (movdf_low_di): Make work.
8933 2005-01-31 Dale Johannesen <dalej@apple.com>
8935 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8936 Make work for 64 bit.
8938 2005-01-31 Roger Sayle <roger@eyesopen.com>
8939 Dale Johannesen <dalej@apple.com>
8941 PR middle-end/19650
8942 * fold-const.c (fold_binary_op_with_conditional_arg):
8943 Make types match original operands, before STRIP_NOPS.
8945 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8947 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8948 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8949 (struct gcc_sigcontext): Delete. Merge contents to..
8950 (struct gcc_ucontext): ..here.
8951 (get_sigcontext): Delete.
8952 (get_regs): New function, like get_sigcontext but return regs ptr.
8953 64-bit version finds regs from r1 to support vdso.
8954 (ppc_linux_aux_vector): New function.
8955 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8956 and vector regs.
8958 2005-01-31 Ira Rosen <irar@il.ibm.com>
8960 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8961 sizetype.
8962 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8963 redundant fold. Fix misalignment for MINUS_EXPR.
8964 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8965 (vect_analyze_pointer_ref_access): Likewise.
8966 (vect_get_memtag_and_dr): Likewise.
8968 2005-01-31 Richard Henderson <rth@redhat.com>
8970 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8971 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8972 absnegdf2_i387, absnegxf2_i387): Likewise.
8974 2005-01-31 Richard Henderson <rth@redhat.com>
8976 PR 19696
8977 * optabs.c (expand_copysign_absneg): New.
8978 (expand_copysign_bit): Split out from ...
8979 (expand_copysign): ... here. Use expand_copysign_absneg.
8981 2005-01-30 Roger Sayle <roger@eyesopen.com>
8983 PR middle-end/19697
8984 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8985 constant as the second operand and a register as the third.
8987 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8989 PR target/19704
8990 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8991 that dllimport'd functions do not use all call-clobbered registers
8992 to pass parameters.
8994 2005-01-30 Richard Henderson <rth@redhat.com>
8996 PR 19696
8997 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8998 expand_abs_nojump and generalize. Use operand_subword and
8999 emit_no_conflict_block. Support large modes.
9000 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9001 back to maximum.
9002 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9003 negation to subtraction.
9004 (expand_copysign): Check that the format has signed zeros.
9005 Use operand_subword and emit_no_conflict_block. Support large modes.
9007 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9009 Fix PR tree-optimization/19624
9011 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9012 * tree-ssa-pre.c: Add cfgloop.h.
9013 Update comment.
9014 (pre_stats): New member, constified.
9015 (inserted_exprs): New static variable.
9016 (NECESSARY): New macro.
9017 (create_expression_by_pieces): Fold the expression, and
9018 mark it as defaulting to not necessary. Also put in
9019 inserted_exprs.
9020 (fully_constant_expression): New function.
9021 (insert_into_preds_of_block): Modify to not insert phis when we
9022 are playing with induction variables.
9023 Push phis onto the inserted_exprs vector, and mark them as not
9024 necessary by default.
9025 (insert_aux): Call fully_constant_expression on eprime.
9026 If all edges produce the same value, mark it constant.
9027 (mark_operand_necessary): New function.
9028 (remove_dead_inserted_code): New function.
9029 (init_pre): Init loop optimizer to get loop info.
9030 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9031 (execute_pre): Commit edge inserts, then remove dead code.
9033 2005-01-30 Richard Henderson <rth@redhat.com>
9035 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9036 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9038 2005-01-30 Richard Henderson <rth@redhat.com>
9040 PR target/19700
9041 * config/i386/i386.c (ix86_expand_copysign): New.
9042 (ix86_split_copysign_const): New.
9043 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9044 rearrange op1/nmask operands.
9045 * config/i386/i386-protos.h: Update.
9046 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9047 (copysigndf3): Likewise.
9048 (copysignsf3_const, copysigndf3_const): New.
9049 (copysignsf3_var): Rename from copysignsf3, split out splitter
9050 and fix split predicate for X constraint.
9051 (copysigndf3_var): Similarly.
9053 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9055 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9056 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9057 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9059 2005-01-29 Richard Henderson <rth@redhat.com>
9061 PR target/19690
9062 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9063 of # and * in constraints.
9065 2005-01-29 Richard Henderson <rth@redhat.com>
9067 PR middle-end/19689
9068 * expr.c (store_field): Don't strip sub-mode cast when the input
9069 data is even smaller.
9071 2005-01-29 Richard Henderson <rth@redhat.com>
9073 PR middle-end/19687
9074 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9075 union being empty.
9077 2005-01-29 Richard Henderson <rth@redhat.com>
9079 * combine.c (make_field_assignment): Fix argument order
9080 to gen_int_mode.
9082 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9084 PR tree-optimization/15791
9085 * fold-const.c (extract_array_ref): New function.
9086 (fold): Fold comparisons between &a[i] and &a[j] or
9087 semantically equivalent trees.
9089 2005-01-29 Jeff Law <law@redhat.com>
9091 * gcse.c (insert_expr_in_table): Revamp handling of available
9092 and anticipatable occurrence lists to avoid unnecessary list
9093 walking.
9094 (insert_set_in_table): Similarly.
9096 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9098 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9099 build string type.
9100 (c_build_qualified_type): Build qualified array types with
9101 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9102 * c-decl.c (c_make_fname_decl): Build unqualified array type
9103 before qualified type.
9104 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9105 type is qualified, not just if type itself is. Don't apply
9106 qualifiers to array type when declarator is processed. Apply
9107 qualifiers to field type whether or not it is an array type.
9108 Don't handle array types specially for applying qualifiers to
9109 variables.
9110 * c-typeck.c (composite_type): Build unqualified element type and
9111 array type when forming composite of array types.
9112 (common_pointer_type, comptypes, comp_target_types,
9113 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9114 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9115 types.
9116 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9117 (args2) in variables a1 and a2.
9119 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9121 * cse.c (n_elements_made, max_elements_made): Remove.
9122 (insert): Don't touch n_elements_made.
9123 (cse_main): Don't touch n_elements_made or max_elements_made.
9125 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9127 PR target/15384
9128 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9129 configuration part of dp-bit.c to be lost.
9131 2005-01-28 Roger Sayle <roger@eyesopen.com>
9133 * expmed.c (expand_mult_highpart_optab): When attempting to use
9134 a non-widening multiplication in a wider mode, the operands need
9135 to be converted (zero or sign extended) to that mode.
9137 2005-01-28 Ian Lance Taylor <ian@airs.com>
9139 PR middle-end/16558
9140 PR middle-end/19583
9141 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9142 through if both operands fall through.
9144 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9146 * cse.c (fold_rtx) <PC>: Don't optimize.
9148 2005-01-28 Jeff Law <law@redhat.com>
9150 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9151 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9153 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9155 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9156 cse_reg_info_used_list_end): Remove.
9157 (cse_reg_info_list, cse_reg_info_list_free): New.
9158 (get_cse_reg_info): When allocating an instance of
9159 cse_reg_info, add it to the beginning of the cse_reg_info_list
9160 list. Remove code to maintain cse_reg_info_used_list.
9161 (new_basic_block): Reset the free list to the beginning of
9162 cse_reg_info_list.
9164 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9166 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9167 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9168 (frv_expand_mdpackh_builtin): New function.
9169 (frv_expand_builtin): Use it to expand __MDPACKH.
9170 * doc/extend.texi (__MDPACKH): Update documentation.
9172 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9174 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9175 SSE_FLOAT_MODE_P for use_sse computation.
9177 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9179 PR target/19663
9180 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9182 2005-01-27 Richard Henderson <rth@redhat.com>
9184 * builtins.c (expand_builtin_copysign): New.
9185 (expand_builtin): Call it.
9186 * genopinit.c (optabs): Add copysign_optab.
9187 * optabs.c (init_optabs): Initialize it.
9188 (expand_copysign): New.
9189 * optabs.h (OTI_copysign, copysign_optab): New.
9190 (expand_copysign): Declare.
9192 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9193 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9195 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9196 (ix86_expand_fp_absneg_operator): ... here.
9197 (ix86_split_copysign): New.
9198 * config/i386/i386-protos.h: Update.
9199 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9200 (copysignsf3, copysigndf3): New.
9202 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9203 (copysignsf3, ncopysignsf3): New.
9204 (copysigndf3, ncopysigndf3): New.
9205 (copysignxf3, ncopysignxf3): New.
9206 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9208 2005-01-27 Arend Bayer <arend.bayer@web.de>
9209 Kazu Hirata <kazu@cs.umass.edu>
9211 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9212 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9213 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9214 NULL_RTX.
9216 2005-01-27 Jeff Law <law@redhat.com>
9218 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9219 definitions of SSA_NAMEs which are not being rewritten.
9220 (rewrite_ssa_into_ssa): Only initialize the current definition
9221 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9222 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9223 SSA_NAMEs before returning.
9225 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9227 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9228 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9229 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9230 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9231 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9233 2005-01-27 Steven Bosscher <stevenb@suse.de>
9235 PR middle-end/17278
9236 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9237 higher to -O2 and higher. Likewise for tree PRE.
9238 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9239 and better.
9241 2005-01-27 Ian Lance Taylor <ian@airs.com>
9243 PR middle-end/19583
9244 * gimple-low.c (try_catch_may_fallthru): New static function.
9245 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9246 * tree-inline.c (expand_call_inline): Don't warn about reaching
9247 the end of a non-void function being inlined if the function uses
9248 a return slot.
9250 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9252 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9254 PR c/18946
9255 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9256 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9257 (implicitly_declare): Handle error_mark_node.
9259 2005-01-27 Richard Henderson <rth@redhat.com>
9261 PR tree-opt/14329
9262 * tree.h (struct tree_decl): Add debug_expr_is_from.
9263 (DECL_DEBUG_EXPR_IS_FROM): New.
9264 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9265 * dwarf2out.c (dwarf2out_var_location): Update to match.
9266 * tree-outof-ssa.c (create_temp): Likewise.
9267 * var-tracking.c (track_expr_p): Likewise.
9268 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9269 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9270 * toplev.c (default_tree_printer): Likewise.
9272 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9274 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9275 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9277 2005-01-27 Steven Bosscher <stevenb@suse.de>
9279 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9280 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9281 ASM_CLOBBERS): Add tree checks.
9283 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9284 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9285 * c-common.def (SWITCH_STMT): Update to match.
9286 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9287 macros instead of SWITCH_EXPR ones.
9288 * c-dump.c (c_dump_tree): Likewise.
9289 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9290 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9292 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9294 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9296 * unwind-dw2.c (execute_stack_op): Add missing cases for
9297 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9299 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9301 * config.gcc (Obsolete configurations): Remove 'dummy', add
9302 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9303 sparc-*-openbsd*.
9305 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9307 PR tree-optimization/19633
9308 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9309 CALL_EXPRs.
9310 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9311 are no call-clobbered variables.
9312 * tree-outof-ssa.c (check_replaceable): Return false for calls
9313 with side-effects.
9315 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9317 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9318 even for variables with NULL DECL_INITIAL.
9320 2005-01-26 Stuart Hastings <stuart@apple.com>
9322 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9324 2005-01-26 Richard Henderson <rth@redhat.com>
9326 PR middle-end/18008
9327 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9328 field's type.
9329 * expr.c (store_field): Strip conversions to odd-bit-sized types
9330 if the destination field width matches.
9332 2005-01-26 Richard Henderson <rth@redhat.com>
9334 * c-decl.c, expmed.c, expr.c: Revert last change.
9336 2005-01-26 Richard Henderson <rth@redhat.com>
9338 PR middle-end/18008
9339 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9340 field's type.
9341 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9342 if we don't need the bits above those present in the current mode.
9343 * expr.c (store_field): Strip conversions to odd-bit-sized types
9344 if the destination field width matches.
9346 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9348 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9349 either -ffast-math or -funsafe-math-optimizations is in use.
9351 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9353 PR target/19293
9354 PR target/19329
9355 * config/avr/avr.c (notice_update_cc): Only set condition code for
9356 ashrqi3 if shift count > 0.
9357 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9358 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9359 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9360 count <= 0 as a no-op, and shift count >= width by copying zero
9361 or sign bit to all bits of the result.
9362 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9363 count, with attribute "length" set to 0 and "cc" set to "none".
9365 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9367 * doc/invoke.texi: Document -mTLS.
9369 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9370 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9371 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9372 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9373 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9374 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9375 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9376 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9378 * configure.ac: Check for a TLS capable gas.
9380 * configure: Regenerate.
9382 2005-01-26 Richard Henderson <rth@redhat.com>
9384 PR middle-end/18008
9385 * combine.c (make_field_assignment): Simplify store to zero_extract
9386 from a source with an overlapping mask.
9388 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9390 2004-11-11 Eric Christopher <echristo@redhat.com>
9392 * config/frv/frv.md: Add fr400_integer automaton. Don't
9393 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9394 to TYPE_MACC.
9396 2005-01-26 Steven Bosscher <stevenb@suse.de>
9398 PR middle-end/16585
9399 * cfgbuild.c (make_edges): Do not clear or set
9400 current_function_has_computed_jump.
9401 * function.h (struct function): Remove the has_computed_jump field.
9402 (current_function_has_computed_jump): Do not define.
9403 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9404 in a computed jump. Ignore current_function_has_computed_jump.
9406 2005-01-26 Richard Henderson <rth@redhat.com>
9408 PR middle-end/19515
9409 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9410 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9411 fully initialized.
9412 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9413 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9414 objects into static storage if they have more than one non-zero value.
9415 * tree.h (categorize_ctor_elements): Update decl.
9417 2005-01-26 Steven Bosscher <stevenb@suse.de>
9419 PR middle-end/19616
9420 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9421 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9422 to this function from 2004-07-10.
9423 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9424 the current function for tail call optimizations if the address
9425 of one of it its arguments is taken.
9427 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9429 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9431 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9433 * function.c (expand_function_end): If current_function_calls_alloca,
9434 emit stack restore in a place that is reached when the function falls
9435 through at the end.
9437 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9439 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9440 rule to avoid matching inappropriate suffix rule.
9442 2005-01-26 Jan Hubicka <jh@suse.cz>
9444 PR tree-optimization/19241
9445 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9447 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9449 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9450 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9451 of doubling.
9452 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9453 <sim*>: Always use crt1.o, regardless of N in simN.
9454 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9455 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9456 (CRT_CALL_STATIC_FUNCTION): Remove.
9457 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9458 use crt1.o, regardless of N in simN.
9459 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9460 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9461 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9462 case isystem setting.
9463 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9465 2005-01-25 Ian Lance Taylor <ian@airs.com>
9467 * gimple-low.c (block_may_fallthru): Correct handling of
9468 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9470 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9472 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9473 handlers to match indentation; nested under the mtune=* handler.
9474 Similar for mcpu= and march=.
9476 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9478 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9479 * config/mips/linux64.h (LIB_SPEC): Likewise.
9480 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9481 * config/sh/linux.h (LIB_SPEC): Likewise.
9483 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9485 * config/frv/frv.c (frv_legitimize_tls_address): New.
9486 (TARGET_HAVE_TLS): Define.
9487 (FRV_SYMBOL_REF_TLS_P): Define.
9488 (frv_override_options): Handle new register classes.
9489 (frv_legitimate_address_p): Reject tls addresses.
9490 (frv_legitimize_address): Handle TLS addresses.
9491 (gen_inlined_tls_plt): New.
9492 (gen_tlsmoff): New.
9493 (frv_legitimize_tls_address): New.
9494 (unspec_got_name): Add TLS entries.
9495 (got12_operand): Add R_FRV_TLSMOFF12 case.
9496 (frv_emit_move): Fixup TLS addresses.
9497 (frv_emit_movsi): Legitimize TLS addresses.
9499 * config/frv/frv.h (MASK_BIG_TLS): New.
9500 (TARGET_BIG_TLS): New.
9501 (HAVE_AS_TLS): Define.
9502 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9503 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9504 (REG_CLASS_NAMES): Same.
9505 (REG_CLASS_CONTENTS): Same.
9506 (CONSTRAINT_LEN): New.
9507 (REG_CLASS_FROM_CONSTRAINT): New.
9508 (PREDICATE_CODES): Add symbolic_operand.
9510 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9511 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9512 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9513 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9514 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9515 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9516 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9517 GR9_REG, GR14_REG, LRREG.
9518 (type): Add load_or_call attribute.
9519 ("load_or_call"): New reservation.
9520 ("call_gettlsoff"): New.
9521 ("tls_indirect_call"): New.
9522 ("tls_load_gottlsoff12"): New.
9523 ("tlsoff_hilo"): New.
9524 ("tls_tlsdesc_ldd"): New.
9525 ("tls_tlsoff_ld"): New.
9526 ("tls_lddi"): New.
9528 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9530 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9532 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9533 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9534 * config/frv/frv.c (TLS_BIAS): Define.
9535 (frv_output_dwarf_dtprel): New.
9537 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9539 PR rtl-optimization/19579
9540 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9541 both A and B, see if they don't clobber registers the other expr uses.
9543 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9545 * real.c (do_add): Initialize signalling and canonical members.
9547 * real.c (real_from_integer): Zero out destination.
9549 2005-01-18 Jan Hubicka <jh@suse.cz>
9551 PR tree-optimize/19337
9552 * tree-inline.c (initialize_inlined_parameters): Copy
9553 saved_static_chain_decl only.
9555 2005-01-25 Richard Henderson <rth@redhat.com>
9557 PR target/19556
9558 PR target/19584
9559 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9560 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9561 80387 enabled, to return a proper subclass. Return the subset that
9562 overlaps with GENERAL_REGS for PLUS.
9563 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9565 2005-01-25 Richard Henderson <rth@redhat.com>
9567 PR middle-end/19609
9568 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9570 2005-01-25 Roger Sayle <roger@eyesopen.com>
9572 * expmed.c (choose_multiplier): Change interface to return the
9573 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9574 (expand_divmod): Update calls to choose_multiplier.
9576 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9578 PR middle-end/19330
9579 * expmed.c (extract_bit_field): Use adjust_address instead of
9580 gen_lowpart when op0 is a MEM.
9582 2005-01-24 Steven Bosscher <stevenb@suse.de>
9584 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9586 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9588 * config/mips/irix-csr.c: New file.
9589 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9590 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9591 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9592 executables.
9594 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9596 PR bootstrap/19364
9597 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9598 sparc/elf.h, add sparc/sp-elf.h.
9599 (sparc-*-rtems*): Likewise.
9600 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9601 tm-dwarf2.h, add sparc/sp-elf.h.
9602 (sparc86x-*-elf): Likewise.
9603 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9604 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9605 TARGET_OS_CPP_BUILTINS.
9606 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9607 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9608 Undefine it.
9609 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9610 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9611 (SWITCH_TAKES_ARG): Likewise.
9612 (LOCAL_LABEL_PREFIX): Likewise.
9613 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9614 (TARGET_N_FORMAT_TYPES): Delete.
9615 (TARGET_FORMAT_TYPES): Likewise.
9616 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9617 * config/sparc/elf.h: Delete.
9618 * config/sparc/sp-elf.h: New file.
9620 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9622 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9623 * tree-flow.h: Remove the corresponding prototype.
9624 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9625 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9627 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9629 PR target/17751
9630 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9631 for AIX ABI or ELF -fPIC.
9632 (rs6000_emit_load_toc_table): Don't create toc_section here.
9633 (rs6000_xcoff_file_start): Nor here.
9635 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9637 * sh.c (ra.h): Don't #include.
9638 (hard_regs_intersect_p): New function, resurrected from ra.c.
9640 * sh.c: Fix 1996 Copyright.
9642 2005-01-24 Richard Henderson <rth@redhat.com>
9643 Aldy Hernandez <aldyh@redhat.com>
9645 * regrename.c (note_sets): Handle subregs.
9647 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9649 PR bootstrap/18058
9650 * genconditions.c (write_header, write_conditions): Elide file if
9651 not GCC >= 3.0.1.
9653 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9655 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9656 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9657 Update copyright.
9659 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9661 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9662 expand_builtin_printf, expand_builtin_fprintf,
9663 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9664 checking against POINTER_TYPE.
9665 (validate_arglist): Handle POINTER_TYPE code by checking
9666 POINTER_TYPE_P.
9668 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9670 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9671 init_rtlanal): New.
9672 (for_each_rtx): Call for_each_rtx_1.
9673 * rtl.h (init_rtlanal): Declare.
9674 * toplev.c (backend_init): Call init_rtlanal.
9676 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9678 * flow.c (propagate_one_insn): Formatting.
9680 PR middle-end/19551
9681 * flow.c (libcall_dead_p): Be more conservative if unsure.
9682 If there are any instructions between insn and call, see if they are
9683 all dead before saying the libcall is dead.
9685 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9687 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9688 operand constraint for operand 0.
9690 2005-01-23 Richard Henderson <rth@redhat.com>
9692 PR 19486
9693 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9694 edges leading to join block.
9696 2005-01-23 Roger Sayle <roger@eyesopen.com>
9698 * expmed.c (expand_mult_highpart): Make static. Change type of
9699 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9700 (expand_divmod): Updates calls to expand_mult_highpart by using
9701 gen_int_mode to pass a CONST_INT rtx.
9702 * rtl.h (expand_mult_highpart): Remove prototype.
9704 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9706 * flow.c (regset_bytes, regset_size): Remove.
9708 * cfganal.c: Fix a reference to Harvey's paper.
9710 2005-01-23 Steven Bosscher <stevenb@suse.de>
9712 PR rtl-optimization/19464
9713 * tree-optimize.c (init_tree_optimization_passes): Add one more
9714 copyrename pass just before out-of-ssa.
9716 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9718 PR bootstrap/18058
9719 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9720 * ggc-none.c (ggc_free): Define.
9722 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9724 * cse.c (max_reg, max_insn_uid): Remove.
9725 (cse_main): Don't access max_reg or max_insn_uid.
9727 * c-common.c (explicit_flag_signed_bitfields,
9728 lang_statement_code_p, lang_expand_function_end): Remove.
9729 * c-common.h: Remove the corresponding declarations.
9730 * c-opts.c (c_common_handle_option): Remove all write access
9731 to explicit_flag_signed_bitfields.
9733 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9734 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9735 * cgraph.h: Remove the corresponding declaration.
9737 * gcse.c (null_pointer_info): Remove.
9739 2005-01-23 Roger Sayle <roger@eyesopen.com>
9740 Eric Botcazou <ebotcazou@libertysurf.fr>
9742 * combine.c (simplify_logical): Only simplify logical expressions
9743 of the form ior(and(x,y),z) by the inverse distributive law if the
9744 result is cheaper than the original.
9746 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9748 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9749 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9750 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9751 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9752 config/freebsd-spec.h, config/arm/arm.h,
9753 config/h8300/h8300.md, config/i386/i386.md,
9754 config/i386/predicates.md, config/i386/sse.md,
9755 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9756 config/vax/vax.md: Fix comment typos. Follow spelling
9757 conventions.
9759 2005-01-23 Steven Bosscher <stevenb@suse.de>
9761 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9762 tests, instead of `less than'.
9764 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9766 * function.c (assign_parm_setup_block): When creating a new stack slot
9767 for a parameter, get its alignment from the parameter's DECL_ALIGN
9768 rather than the type's TYPE_ALIGN. Make sure that the parameter
9769 is at least word aligned.
9771 2005-01-22 Roger Sayle <roger@eyesopen.com>
9773 PR middle-end/19378
9774 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9776 2005-01-22 Richard Henderson <rth@redhat.com>
9778 PR target/19506
9779 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9780 in both compare operands.
9781 (movdfcc_1_sse_max): Likewise.
9782 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9783 (movdfcc_1_sse): Likewise.
9784 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9785 scratch register as needed.
9787 2005-01-22 Richard Henderson <rth@redhat.com>
9789 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9791 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9793 2005-01-22 Richard Henderson <rth@redhat.com>
9795 * genopinit.c (optabs): Use smin/smax for floating point too.
9796 * doc/md.texi: Update to match. Clarify that floating point
9797 results are undefined for +0/-0 and NaN.
9798 * doc/rtl.texi: Likewise.
9799 * rtl.def (SMIN, SMAX): Likewise
9800 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9802 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9803 leading 's' to the name.
9804 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9805 smaxxf3, sminxf3): Likewise.
9806 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9807 Likewise.
9809 2005-01-22 Paul Brook <paul@codesourcery.com>
9811 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9813 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9815 * config/s390/s390.c (struct processor_costs): New fields
9816 dlgr, dlr, dr, dsgfr, dsgr.
9817 (z900_cost, z990_cost): Values for new fields.
9818 (s390_rtx_costs): New cases MEM und COMPARE in switch
9819 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9820 DIV, MOD, UDIV, UMOD.
9822 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9824 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9825 into the register being decremented.
9826 ("doloop_si31", "doloop_di"): Likewise.
9827 ("*doloop_si_long"): Adapt pattern.
9829 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9831 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9832 access registers.
9833 (CLASS_MAX_NREGS): Likewise.
9835 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9837 * doc/tree-ssa.texi (Statement Operands): Add example for new
9838 must-def macro. Note deprecation of old operands interface.
9840 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9842 PR tree-optimization/19484
9843 * tree-cfg.c (remove_fallthru_edge): New function.
9844 (cleanup_control_flow): Remove fallthru edges from calls that are
9845 now known not to return.
9847 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9849 Fix PR tree-optimization/19038
9850 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9851 copies with loop variant ones.
9853 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9855 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9856 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9857 config/alpha/alpha.md, config/alpha/predicates.md,
9858 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9859 config/sparc/sol2.h: Update copyright.
9861 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9862 first label to see if it is a nonlocal label.
9864 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9865 Andrew Pinski <pinskia@physics.uc.edu>
9867 PR target/19491
9868 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9869 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9871 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9873 * config/rs6000/rtems.h: Update copyright.
9875 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9877 PR target/19548
9878 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9879 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9880 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9882 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9884 PR c/18809
9885 * c-typeck.c (convert_arguments): Check for error_mark_node.
9887 2005-01-21 Ian Lance Taylor <ian@airs.com>
9889 PR tree-optimization/13000
9890 * tree-inline.c: Include "tree-flow.h".
9891 (expand_call_inline): If warn_return_type, warn if non-void inline
9892 function falls through.
9893 * tree-cfg.c (execute_warn_function_return): Don't warn about
9894 control reaching end if TREE_NO_WARNING is set. Set
9895 TREE_NO_WARNING.
9896 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9897 has been lowered.
9898 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9899 branch if we don't need one.
9900 * c-typeck.c: Include "tree-flow.h"
9901 (c_finish_bc_stmt): Don't add a goto if the current statement
9902 list doesn't fall through to the current point.
9904 2005-01-21 Roger Sayle <roger@eyesopen.com>
9906 PR rtl-optimization/576
9907 * real.c (real_arithmetic): Change return type from void to bool
9908 to return an indication that the result may be inexact.
9909 * real.h (real_arithmeric): Update prototype.
9910 * fold-const.c (const_binop): Don't constant fold floating
9911 point expressions when the user specifies -frounding-math and
9912 the result may depend upon the run-time rounding mode.
9913 (fold_convert_const_real_from_real): Clean-up.
9914 (fold_initializer): Ignore flag_rounding_math for initializers.
9915 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9916 constant fold FP operations with flag_rounding_math if the
9917 result may depend upon the run-time rounding mode.
9919 2005-01-21 Tom Tromey <tromey@redhat.com>
9921 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9923 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9925 * tree-cfg.c: Fix comment typos.
9927 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9929 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9930 around the call to rest_of_handle_branch_target_load_optimize.
9932 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9934 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9935 (sparc64-*-openbsd*): Likewise.
9936 (sparclite-*-elf*): Include tm-dwarf2.h.
9937 (sparc86x-*-elf*): Likewise.
9938 (sparc64-*-elf*): Likewise.
9939 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9940 (DBX_DEBUGGING_INFO): Likewise.
9941 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9942 (PREFERRED_DEBUGGING_TYPE): Likewise.
9943 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9944 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9945 (PREFERRED_DEBUGGING_TYPE): Likewise.
9946 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9947 (PREFERRED_DEBUGGING_TYPE): Likewise.
9948 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9950 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9952 PR target/18701
9953 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9955 2005-01-20 Paul Brook <paul@codesourcery.com>
9957 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9959 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9961 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9962 label is first in a sequence of labels.
9964 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9966 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9967 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9969 * doc/sourcebuild.texi (Test Directives): New.
9971 2005-01-20 Roger Sayle <roger@eyesopen.com>
9973 * real.c (real_floor): Don't leave the result uninitialized when
9974 mode is VOIDMode, but return the unrounded intermediate value.
9975 (real_ceil): Likewise.
9977 2005-01-20 Paul Brook <paul@codesourcery.com>
9979 * config/arm/arm.md (insv): Use gen_int_mode.
9981 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9983 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9984 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9985 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9986 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9987 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9989 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9991 Fix PR debug/19124
9992 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9993 fbreg, so we have to assume we can't.
9994 (loc_descriptor_from_tree_1): Ditto.
9995 (containing_function_has_frame_base): New function.
9996 (add_location_or_const_value_attribute): Use it.
9997 Also try to generate a frame_base from a single element location
9998 list.
10000 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10002 PR tree-optimization/15349
10003 * timevar.def (TV_TREE_MERGE_PHI): New.
10004 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10005 PHI_WANTED.
10006 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10007 calls to tree_forwarder_block_p.
10008 (remove_forwarder_block_with_phi, merge_phi_nodes,
10009 gate_merge_phi, pass_merge_phi): New.
10010 * tree-optimize.c (init_tree_optimization_passes): Add
10011 pass_merge_phi.
10012 * tree-pass.h: Add an extern for pass_merge_phi;
10014 2005-01-20 Richard Henderson <rth@redhat.com>
10016 PR target/19418
10017 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10018 (_mm_castps_pd, _mm_castps_si128): New.
10019 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10021 2005-01-20 Richard Henderson <rth@redhat.com>
10023 PR target/19530
10024 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10025 __builtin_ia32_vec_init_v2si.
10026 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10027 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10028 (ix86_init_mmx_sse_builtins): Create it.
10029 (ix86_expand_builtin): Expand it.
10030 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10031 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10032 (vec_extractv2si_0, vec_extractv2si_1): New.
10034 2005-01-20 Richard Henderson <rth@redhat.com>
10036 PR target/16533
10037 * config/i386/i386.c (ix86_expand_push): New.
10038 * config/i386/mmx.md (push<MMXMODE>1): New.
10039 * config/i386/sse.md (push<SSEMODE>1): New.
10040 * config/i386/i386-protos.h: Update.
10042 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10044 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10045 copyright.
10047 2005-01-20 Richard Henderson <rth@redhat.com>
10049 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10050 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10052 2005-01-19 Richard Henderson <rth@redhat.com>
10054 PR target/19350
10055 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10056 to V4SFmode in SSE1 fallback load path.
10058 2005-01-19 Richard Henderson <rth@redhat.com>
10060 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10061 in QImode expansion to ix86_expand_vector_set.
10062 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10064 2005-01-19 Richard Henderson <rth@redhat.com>
10066 PR target/19511
10067 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10068 subclass of the input class.
10069 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10070 Always true for cross-SSE1 classes. Rationalize conditionals.
10071 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10072 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10073 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10074 (movdi_2): Add MMX/SSE zeros.
10075 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10076 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10077 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10078 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10079 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10080 (zero_extendsidi2_rex64_1): Remove.
10081 (MOV0 peephole): Check GENERAL_REG_P.
10083 2005-01-19 Richard Henderson <rth@redhat.com>
10085 PR target/19427
10086 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10087 shufps elements.
10088 (ix86_expand_vector_extract): Likewise.
10090 2005-01-19 Richard Henderson <rth@redhat.com>
10092 PR middle-end/19304
10093 * expr.c (emit_move_change_mode): New argument force; use
10094 simplify_gen_subreg if true.
10095 (emit_move_via_alt_mode): Merge into ...
10096 (emit_move_via_integer): ... here.
10097 (emit_move_ccmode): Use emit_move_change_mode directly.
10099 2005-01-19 Richard Henderson <rth@redhat.com>
10101 PR target/19518
10102 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10103 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10104 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10105 rtl if true.
10106 (alpha_emit_set_const): Likewise. Make static.
10107 (alpha_emit_set_long_const): Make static.
10108 (alpha_extract_integer): Split out from alpha_expand_mov.
10109 (alpha_split_const_mov): Likewise.
10110 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10111 (alpha_legitimate_constant_p): New.
10112 * config/alpha/alpha-protos.h: Update.
10113 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10114 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10115 * config/alpha/alpha.md (movsi): Add n alternative.
10116 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10117 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10118 (splitters for all of the above): Use alpha_split_const_mov.
10119 * config/alpha/predicates.md (non_add_const_operand): New.
10120 (non_zero_const_operand): New.
10121 (input_operand): Use alpha_legitimate_constant_p after reload.
10123 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10125 PR tree-optimization/19038
10126 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10127 (add_candidate): Add ivs with increment in latch only if
10128 allow_ip_end_pos_p is true.
10129 (determine_iv_cost): Use empty_block_p.
10131 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10133 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10134 (compute_dominance_frontiers): Ditto.
10136 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10138 PR target/19529
10139 * config/sh/t-rtems: New.
10140 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10142 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10144 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10145 the offset of the selected field.
10147 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10149 * tree-cfg.c (remove_forwarder_block): Fix the check to
10150 prevent a nonlocal label from appearing in the middle of a
10151 basic block.
10153 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10155 PR rtl-optimization/19462
10156 * reorg.c (find_end_label): Create return insn only if
10157 current_function_epilogue_delay_list is empty.
10159 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10161 * doc/passes.texi: Remove paragraph mentioning new-ra.
10163 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10165 PR rtl-optimization/15139
10166 * combine.c: Include params.h.
10167 (count_rtxs): New function.
10168 (record_value_for_reg): If replace_rtx would replace at least
10169 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10170 (clobber (const_int 0)) instead of TEM.
10171 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10172 * params.h (MAX_LAST_VALUE_RTL): New.
10173 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10174 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10176 PR c/17297
10177 * c-typeck.c (digest_init): Only call build_vector if all constructor
10178 elements are *_CST nodes.
10179 * gimplify.c (gimplify_init_constructor): Likewise.
10181 PR middle-end/19164
10182 * c-typeck.c (digest_init): Only call build_vector if inside_init
10183 is a CONSTRUCTOR.
10185 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10187 * toplev.c (init_asm_output): Remove dead #ifdef.
10189 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10191 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10193 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10195 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10196 accessing DECL_FUNCTION_CODE.
10197 * dojump.c (do_jump): Likewise.
10198 * gimplify.c (gimplify_call_expr): Likewise.
10199 * predict.c (expr_expected_value): Likewise.
10200 (strip_builtin_expect): Likewise.
10201 * tree-inline.c (estimate_num_insns_1): Likewise.
10202 * tree-ssa-loop-im.c (stmt_cost): Likewise
10203 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10204 (tree_expr_nonnegative_p): Likewise.
10206 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10208 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10209 variant of the load_pcrel_sym pattern.
10210 * config/sparc/sparc.md (P macro): Move to the top.
10211 (load_pcrel_sym): Macroize using P.
10212 (save_register_window): Likewise.
10214 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10216 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10217 ("sordered"): Same.
10219 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10221 PR C/19472
10222 * c-typeck.c (build_asm_expr): Strip nops off
10223 input memory operands.
10225 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10227 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10228 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10229 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10230 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10232 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10234 PR target/19379
10235 * config/i386/i386.c (override_options): If the 80387 is disabled,
10236 then do not return FP values using FP registers.
10238 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10240 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10241 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10242 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10243 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10244 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10245 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10246 output.h, postreload-gcse.c, postreload.c, recog.c,
10247 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10248 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10249 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10250 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10251 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10252 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10253 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10254 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10256 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10257 config/alpha/alpha.c, config/arm/vfp.md,
10258 config/i386/emmintrin.h, config/i386/i386-modes.def,
10259 config/i386/i386-protos.h, config/i386/i386.h,
10260 config/i386/pmmintrin.h, config/i386/ppro.md,
10261 config/i386/predicates.md, config/i386/xmmintrin.h,
10262 config/i860/i860.c, config/ia64/ia64-modes.def,
10263 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10264 config/ia64/ia64.md, config/ia64/itanium1.md,
10265 config/ia64/itanium2.md, config/ia64/predicates.md,
10266 config/iq2000/iq2000.h, config/mips/linux64.h,
10267 config/rs6000/aix41.h, config/rs6000/aix43.h,
10268 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10269 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10270 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10271 config/sparc/linux64.h, config/sparc/litecoff.h,
10272 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10273 config/sparc/sparc.h, config/sparc/sparc.md,
10274 config/sparc/sysv4-only.h: Update copyright.
10276 2005-01-18 Richard Henderson <rth@redhat.com>
10278 PR target/19496
10279 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10281 2005-01-18 Marc Espie <espie@openbsd.org>
10282 * config/i386/openbsdelf.h: Typo.
10284 2005-01-18 Richard Henderson <rth@redhat.com>
10286 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10287 special case for sse.
10288 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10290 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10292 * tree-inline.c (estimate_num_insns_1): Added cases for
10293 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10295 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10297 PR rtl-optimization/19296
10298 * combine.c (simplify_comparison): Rewrite the condition under
10299 which a non-paradoxical SUBREG of a PLUS can be lifted when
10300 compared against a constant.
10302 2005-01-18 Andi Kleen <ak@muc.de>
10304 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10305 * c.opt (-Wpointer-sign): Add.
10306 * doc/invoke.texi: (-Wpointer-sign): Add.
10308 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10310 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10311 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10312 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10313 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10314 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10315 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10316 for TARGET_MIX_SSE_I387.
10317 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10318 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10319 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10320 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10321 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10322 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10323 TARGET_MIX_SSE_I387.
10324 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10325 from expander.
10327 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10329 PR target/19424
10330 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10331 Add movaps alternative for xmm reg->reg move.
10333 2005-01-17 Jeff Law <law@redhat.com>
10335 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10336 at the end of the main DOM loop rather than just before DOM exits.
10338 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10340 PR tree-optimization/19121
10341 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10342 adding aliases to a name tag, also add them to the pointer's
10343 type tag.
10344 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10345 sensitive alias info at all. Only check that the two pointers
10346 have compatible pointed-to sets.
10347 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10348 a pointer's type tag is a superset of the alias set of the
10349 pointer's name tag.
10351 2005-01-17 James E Wilson <wilson@specifixinc.com>
10353 PR target/19357
10354 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10355 comment to document why.
10357 2005-01-17 Richard Henderson <rth@redhat.com>
10359 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10360 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10361 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10362 sse2_vmsminv2df3_finite): New.
10363 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10364 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10365 Force op1 into register.
10367 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10369 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10370 bubblestrap from always rebuilding build directory.
10372 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10374 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10375 ("*cmpmem_short"): Likewise.
10377 2005-01-17 Steven Bosscher <stevenb@suse.de>
10379 * basic-block.h: Document BB_* flags.
10380 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10381 use an sbitmap instead.
10382 * sched-rgn.c (compute_trg_info): Likewise.
10384 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10386 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10387 redundant target_cpu_default and extra_parts lines. Use the default
10388 "from-abi" ISA.
10389 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10390 (SUBTARGET_EXTRA_SPECS): Delete.
10391 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10392 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10393 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10394 and "n32" for -mabi=n32.
10396 2005-01-17 Ian Lance Taylor <ian@airs.com>
10398 PR c/5675
10399 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10400 fold constant variables into initial values.
10402 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10404 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10406 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10407 through the statements backward.
10409 2005-01-17 Ian Lance Taylor <ian@airs.com>
10411 PR middle-end/13127:
10412 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10413 a variable set to the return value of the inlined function.
10415 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10417 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10418 when modes are tieable.
10420 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10422 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10423 of pthread_create to find out if threads are enabled.
10424 * gthr-posix95.h (__gthread_active_p): Likewise.
10426 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10428 * common.opt (-fnew-ra): Remove.
10429 * ra*.*: Remove.
10430 * toplev.h (flag_new_regalloc): Remove.
10431 * Makefile.in (ra*.*): Don't mention.
10432 * passes.c (rest_of_handle_new_regalloc): Remove.
10433 (rest_of_handle_combine, rest_of_compilation): Always consider
10434 flag_new_regalloc as false.
10435 * doc/invoke.texi: Don't document -fnew-ra.
10437 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10439 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10440 last parameter to reg_scan.
10441 * loop.c (loop_optimize): Likewise.
10442 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10443 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10444 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10445 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10446 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10447 * regclass.c (reg_scan): Likewise, for the declaration.
10448 * rtl.h (reg_scan): Likewise, for the prototype.
10450 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10452 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10453 mark_dfs_back_edges.
10455 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10457 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10458 (compute_avail): Uses don't go in tmp_gen.
10460 2005-01-16 Steven Bosscher <stevenb@suse.de>
10462 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10463 loop to look for a free slot in a page entry.
10465 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10467 PR target/16304
10468 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10469 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10470 just before targetm.asm_out.file_end.
10471 * tree.h (process_pending_assemble_output_defs): Declare.
10472 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10473 New functions.
10474 (assemble_alias): Defer generation of assembly code for defines when
10475 TARGET_DEFERRED_OUTPUT_DEFS is true.
10476 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10477 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10478 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10480 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10482 PR target/19336
10483 * pa.c (pa_scalar_mode_supported_p): New function.
10484 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10485 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10487 * pa-protos.h (prefetch_operand): Delete.
10488 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10489 * pa.c (prefetch_operand): Delete.
10490 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10491 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10492 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10493 and prefetch_nocc_operand.
10494 * pa.md (prefetch): Rework to avoid reload problems handling short
10495 displacements when a cache control completer needs to be provided.
10496 (prefetch_32, prefetch_64): Delete.
10497 (prefetch_cc, prefetch_nocc): New patterns.
10499 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10501 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10503 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10505 PR ada/19388
10506 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10507 exceeds maximum alignment for global common data.
10508 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10509 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10511 2004-01-15 Roger Sayle <roger@eyesopen.com>
10513 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10515 2004-01-15 Roger Sayle <roger@eyesopen.com>
10517 * harg-reg-set.h (reg_class_names): Prototype global array.
10518 * regclass.c (reg_class_names): Declare here and initialize to
10519 REG_CLASS_NAMES.
10520 (dump_regclass): Remove local declaration of reg_class_names.
10521 (regclass): Likewise.
10522 * cfg.c (dump_flow_info): Likewise.
10523 * ra-debug.c (reg_class_names): Likewise.
10524 * regrename.c (reg_class_names): Likewise.
10525 * reload.c (reg_class_names): Likewise.
10526 * reload1.c (spill_failure): Likewise.
10527 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10529 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10531 * config/s390/s390.md ("reload_outti"): Remove predicate for
10532 output operand. Abort if operand is not a MEM.
10533 ("reload_outdi", "reload_outdf"): Likewise.
10535 2005-01-15 Marc Espie <espie@openbsd.org>
10537 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10538 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10539 * config/openbsd.h: Fix C++ includes for native configurations.
10540 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10541 Add trampoline support.
10542 * config/i386/openbsdelf.h: New.
10544 2005-01-15 Marc Espie <espie@openbsd.org>
10546 * collect2.c (main): Explicitly parse -dynamic-linker option.
10548 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10550 PR tree-optimization/19060
10551 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10552 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10553 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10554 and handle extract_range_from_cond returning false.
10555 * fold-const.c (fold): Optimize comparisons with min/max even for
10556 width > HOST_BITS_PER_WIDE_INT.
10558 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10560 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10561 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10562 Remove little endian multilib variants.
10563 Add mips32 multilib variant.
10565 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10567 * explow.c (copy_all_reg, stabilize): Remove.
10568 * expr.h: Remove the corresponding prototypes.
10570 * rtlanal.c (regs_set_between_p): Remove.
10571 * rtl.h: Remove the corresponding prototype.
10573 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10575 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10576 to rs6000_nonimmediate_operand.
10577 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10578 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10579 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10580 rs6000_nonimmediate_operand.
10581 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10582 rs6000_nonimmediate_operand.
10584 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10586 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10588 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10590 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10591 on e500v2.
10592 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10593 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10595 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10596 (rs6k_nonimmediate_operand): New.
10597 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10598 correctly.
10599 (legitimate_lo_sum_address_p): Same.
10600 (rs6000_legitimize_address): Same.
10601 (rs6000_legitimize_reload_address): Same.
10602 (rs6000_legitimate_address): Same.
10603 (spe_build_register_parallel): Pass DF and DC modes in a DI
10604 register.
10606 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10607 to rs6k_nonimmediate_operand.
10609 * config/rs6000/spe.md ("*frob_df_di"): New.
10610 ("*frob_di_df"): New.
10611 ("*frob_di_df_2"): New.
10612 ("*mov_sidf_e500_subreg0"): New.
10613 ("*mov_sidf_e500_subreg4"): New.
10614 ("*movdf_e500_double"): Change predicate to
10615 rs6k_nonimmediate_operand.
10617 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10619 * postreload.c (move2add_note_store): Only call
10620 trunc_int_for_mode on scalar integers.
10622 2005-01-14 Steven Bosscher <stevenb@suse.de>
10624 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10625 replace BB_VISITED uses.
10626 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10627 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10628 (tree_dce_done): Free visited_control_parents.
10629 (perform_tree_ssa_dce): Allocate and clear it.
10630 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10631 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10632 instead of BB_VISITED.
10634 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10636 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10637 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10638 Remove unused prototypes.
10640 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10642 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10643 64-bit register usage.
10644 (spe_func_has_64bit_regs_p): Add FIXME note.
10646 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10648 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10649 flag_finite_math_only with flag_unsafe_math_optimizations.
10651 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10653 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10654 end-of-stack check.
10655 (__tpf_eh_return): Copy TPF private stack area from the module
10656 boundary stack frame. Add check for when module addresses are
10657 equal, but no stub address is found.
10659 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10661 PR target/7525
10662 * arm.h (struct machine_function): Add call_via field.
10663 (thumb_call_via_label): Declare.
10664 * arm.c (thumb_call_via_label): New variable.
10665 (thumb_call_reg_needed): New variable.
10666 (arm_output_function_epilogue): For Thumb code, output any per-function
10667 call-indirect trampolines.
10668 (thumb_call_via_reg): New function.
10669 (arm_file_end): New function.
10670 (TARGET_ASM_FILE_END): Call arm_file_end.
10671 (aof_file_end): Likewise.
10672 * arm-protos.h (thumb_call_via_reg): Declare.
10673 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10674 thumb_call_via_reg in normal case.
10676 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10678 PR middle-end/19084
10679 PR rtl-optimization/19348
10680 * recog.c (peephole2_optimize): Do global life update if some peephole
10681 decides it doesn't need at least one of its inputs and that change
10682 influences liveness at the start of the basic block.
10684 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10685 arguments instead of 1.
10687 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10689 PR middle-end/18820
10690 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10691 zero for nested functions needing a static chain or functions
10692 with a non-constant address.
10694 2005-01-13 Roger Sayle <roger@eyesopen.com>
10696 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10697 (and (sign_extend X) C) into (zero_extend (and X C)).
10699 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10701 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10703 2005-01-13 Richard Henderson <rth@redhat.com>
10705 PR target/19009
10706 PR target/19250
10707 PR target/19252
10708 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10709 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10710 not just TARGET_SSE.
10711 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10712 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10713 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10714 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10715 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10716 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10717 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10718 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10719 (movdicc_c_rex64): Rename with '*'.
10720 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10721 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10722 (movsfcc_1_387): Rename from movsfcc_1.
10723 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10724 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10725 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10726 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10727 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10728 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10729 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10730 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10731 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10732 sse_movdfcc_const0_4): Remove.
10733 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10734 recognize min/max early. Update for changed sse cmove patterns.
10735 (ix86_split_sse_movcc): New.
10736 * config/i386/i386-protos.h: Update.
10738 2005-01-13 Steven Bosscher <stevenb@suse.de>
10740 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10741 (fix_stmt_v_may_defs): Likewise.
10743 2005-01-13 Richard Henderson <rth@redhat.com>
10745 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10746 for converting the mask.
10748 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10750 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10751 definition to 600.
10753 2005-01-13 Richard Henderson <rth@redhat.com>
10755 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10756 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10757 IX86_BUILTIN_MOVDQ2Q): Remove.
10758 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10759 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10760 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10761 shuffling.
10762 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10763 (sse2_pextrw): Fix immediate constraint.
10764 (sse2_loadq, sse2_loadq_rex64): Remove.
10765 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10766 Use __builtin_ia32_vec_ext_<size>.
10767 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10769 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10771 * function.c (assign_parm_setup_block): Look inside original
10772 entry_parm when inspecting PARALLEL.
10774 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10775 Joel Sherrill <joel@oarcorp.com>
10777 PR target/19399
10778 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10779 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10780 rtems_gxx_recursive_mutex_init.
10781 (__gthread_recursive_mutex_lock): New function.
10782 (__gthread_recursive_mutex_trylock): Likewise.
10783 (__gthread_recursive_mutex_unlock): Likewise.
10785 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10787 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10789 2005-01-13 Jan Beulich <jbeulich@novell.com>
10791 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10792 (ashrti3_internal): Indicate output is early clobber. Generate result
10793 into output rather than first input. Use move for low word of output
10794 if shift count is exactly 64.
10795 (lshrti3_internal): Likewise.
10797 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10799 PR target/18329
10800 PR target/18330
10801 * reload1.c (delete_output_reload): Don't delete an output reload
10802 if the pseudo lives longer than a single basic block. Adjust and
10803 improve wording of comment.
10805 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10807 PR target/19334
10808 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10809 of TYPE_SIZE where we mean the number of bytes.
10811 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10813 * function.c (assign_parm_setup_block): Relax condition on
10814 multi-register optimization.
10816 2005-01-12 Nick Clifton <nickc@redhat.com>
10818 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10819 an "in_delay_slot" attribute of "no" to prevent them being used in
10820 delay slots. This is forbidden because they might generate
10821 exceptions.
10823 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10825 PR target/19389
10826 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10827 with r->Y and Y->r.
10829 2005-01-12 Nick Clifton <nickc@redhat.com>
10831 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10832 passed on to GAS) but do not define, as GAS no longer supports or
10833 needs the -m2000 option.
10835 2005-01-11 Roger Sayle <roger@eyesopen.com>
10837 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10838 type as args of unprototyped builtins aren't automatically promoted.
10839 (fold_builtin_abs): Likewise.
10841 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10843 * Makefile.in: Set a `build-warn' variable.
10845 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10847 PR tree-optimization/17949
10848 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10849 (find_interesting_uses_address): Use it.
10851 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10853 * regrename.c (kill_value): Handle subreg's that won't simplify.
10855 2005-01-11 Richard Henderson <rth@redhat.com>
10857 PR target/13366
10858 * config/i386/i386.h (enum ix86_builtins): Move ...
10859 * config/i386/i386.c: ... here.
10860 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10861 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10862 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10863 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10864 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10865 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10866 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10867 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10868 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10869 IX86_BUILTIN_LOADDDUP): Remove.
10870 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10871 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10872 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10873 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10874 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10875 (ix86_init_builtins): Make static.
10876 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10877 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10878 if all the modes match. Otherwise, fake it.
10879 (get_element_number, ix86_expand_vec_init_builtin,
10880 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10881 (ix86_expand_builtin): Make static. Update for changed builtins.
10882 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10883 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10884 (ix86_expand_vector_init_duplicate): New.
10885 (ix86_expand_vector_init_low_nonzero): New.
10886 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10887 Split out from ix86_expand_vector_init; handle integer modes.
10888 (ix86_expand_vector_init): Use them.
10889 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10890 * config/i386/i386-protos.h: Update.
10891 * config/i386/predicates.md (reg_or_0_operand): New.
10892 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10893 (movv2sf_internal): Likewise. And a splitter to match them all.
10894 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10895 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10896 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10897 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10898 (mmx_pinsrw): Fix operand ordering.
10899 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10900 rather than sse_loadss expander.
10901 (movv2df splitter): Similarly.
10902 (sse_loadss, sse_loadlss): Remove.
10903 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10904 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10905 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10906 (sse3_movddup): Rename with '*'.
10907 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10908 (sse2_loadsd): Remove.
10909 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10910 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10911 (sse2_pinsrw): Fix argument ordering.
10912 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10913 (sse2_stored): Remove 'r' destination.
10914 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10915 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10916 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10917 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10918 vec_extractv16qi, vec_initv16qi): New.
10920 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10921 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10922 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10923 constructor form.
10924 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10925 (_mm_load_si128, _mm_store_si128): Likewise.
10926 (_mm_load1_pd): Use _mm_set1_pd.
10927 (_mm_load_sd): Use _mm_set_sd.
10928 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10929 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10930 (_mm_set_epi64): Use _mm_set_epi64x.
10931 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10932 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10933 _mm_setr_epi8): Use _mm_set_foo form.
10934 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10935 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10936 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10937 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10938 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10939 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10940 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10941 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10942 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10943 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10944 (_mm_movedup_pd): Use _mm_shuffle_pd.
10945 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10946 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10947 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10948 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10949 Use _mm_setzero_ps.
10950 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10951 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10952 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10953 (_mm_store_ps): Use raw dereference.
10954 (_mm_store1_ps): Use _mm_storeu_ps.
10955 (_mm_storer_ps): Use _mm_store_ps.
10956 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10957 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10959 2005-01-11 Stan Shebs <shebs@apple.com>
10961 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10962 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10964 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10966 PR target/18761
10967 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10968 Skip all DECLs except for FIELD_DECLs.
10970 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10972 * config/s390/s390.c (override_options): Return error if
10973 -mbackchain, -mpacked-stack and -mhard-float are used together.
10974 (s390_va_start): Remove the backchain && packed-stack special case.
10975 (s390_gimplify_va_arg): Likewise.
10976 * doc/invoke.texi: Remove the ABI incompatibility note.
10978 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10980 * config/s390/s390.c (struct s390_frame_layout): Remove
10981 save_backchain_p.
10982 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10983 save_backchain_p with TARGET_BACKCHAIN.
10985 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10987 PR target/18916
10988 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10989 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10990 * function.c (locate_and_pad_parm): Set new field.
10991 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10992 Tweak where_pad test to include "none". Always set mem align for
10993 stack_parm.
10994 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10995 not sufficient for type.
10996 (assign_parm_setup_block): If stack_parm is zero on entry, always
10997 make a new stack local. Block move old stack parm if necessary
10998 to new aligned stack local.
10999 (assign_parm_setup_stack): Use a block move to handle
11000 potentially misaligned entry_parm.
11001 (assign_parms_unsplit_complex): Specify required alignment when
11002 creating stack local.
11003 * calls.c (compute_argument_addresses): Override alignment of stack
11004 arg calculated from its type with the alignment given by
11005 FUNCTION_ARG_BOUNDARY.
11006 (store_one_arg): Likewise.
11008 2005-01-11 Jan Beulich <jbeulich@novell.com>
11010 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11011 Change respective itanium_class attribute to ialu.
11012 (shladdp4_internal): New.
11013 * config/ia64/predicates.md (shladd_log2_operand): New.
11015 2005-01-11 Richard Henderson <rth@redhat.com>
11017 * expr.c (store_constructor): Use rtvec_alloc instead of
11018 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11020 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11022 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11024 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11026 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11027 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11028 (TARGET_RWRELOC): Define.
11029 (ia64_rwreloc_section_type_flags): Delete.
11030 (ia64_section_type_flags): New function.
11031 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11032 (TARGET_RWRELOC): Define.
11034 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11036 PR target/18987
11037 * config/ia64/ia64.c (process_set): For alloc insn, only call
11038 process_epilogue is !frame_pointer_needed.
11040 2005-01-10 Roger Sayle <roger@eyesopen.com>
11042 PR c++/19355
11043 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11044 unary operator and can't be treated as a binary/comparison operator.
11046 2005-01-10 Richard Henderson <rth@redhat.com>
11048 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11049 (ix86_return_in_memory): Likewise.
11050 (function_arg_advance): Likewise. Mirror structure in function_arg
11051 for choosing register to advance.
11053 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11055 * tree-vectorizer.c, tree.def: Fix comment typos.
11057 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11059 * config/s390/s390.c (struct processor_costs): 4 new fields:
11060 ddbr, ddr, debr, der.
11061 (s390_rtx_costs): More precise handling of divide instructions.
11063 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11065 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11067 2005-01-10 Jan Beulich <jbeulich@novell.com>
11069 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11070 names resulting from -ffunction-sections/-fdata-sections and linkonce
11071 ones.
11072 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11073 based on the section name. Rearrange the section name comparison logic
11074 slightly so that each section name is compared against at most once.
11076 2005-01-10 Ben Elliston <bje@au.ibm.com>
11078 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11079 targets for which -fPIC reduces limitations on the GOT size.
11081 2005-01-09 Falk Hueffner <falk@debian.org>
11083 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11084 X/C1 cmpop C2.
11086 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11088 PR target/18720
11089 * collect2.c (main): Set aixrtl_flag for -brtl option.
11090 (resolve_lib_name): Search for .so file extension before .a
11091 if aixrtl_flag set.
11093 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11095 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11096 (vect_analyze_data_refs_alignment): Add dump prints.
11098 2005-01-09 Ira Rosen <irar@il.ibm.com>
11100 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11101 expr_invariant_in_loop_p.
11102 Initialize outputs first thing in the function.
11103 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11104 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11105 (vect_analyze_pointer_ref_access): Check that the initial condition of
11106 the access function is loop invariant.
11108 2005-01-09 Richard Henderson <rth@redhat.com>
11110 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11111 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11112 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11113 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11114 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11115 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11116 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11117 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11118 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11119 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11120 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11121 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11122 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11123 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11124 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11125 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11126 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11127 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11128 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11129 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11130 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11131 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11132 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11133 mmx_ prefix.
11134 (mmx_clrdi, pavgusb): Remove.
11135 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11136 with leading sse_ prefix.
11137 * config/i386/sse.md: Receive them.
11138 * config/i386/mmx.md: New file.
11139 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11140 (subrv2sf3): Turn into expander for normal subtraction.
11141 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11142 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11143 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11144 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11145 commutative; use ix86_binary_operator_ok.
11146 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11147 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11148 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11149 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11150 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11151 Macroize from existing patterns; use ix86_binary_operator_ok.
11152 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11153 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11154 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11155 with vec_select+vec_concat.
11156 (mmx_pshufw, mmx_pshufw_1): Likewise.
11157 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11158 (mmx_uavgv4hi3): Model correctly.
11159 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11160 _mm_xor_si64): Remove casts.
11162 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11164 PR tree-optimization/19224
11165 * tree-scalar-evolution.c (get_instantiated_value,
11166 set_instantiated_value): New functions.
11167 (instantiate_parameters_1): Cache the results.
11168 (instantiate_parameters, resolve_mixers): Initialize and free
11169 the cache.
11171 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11173 * config/i386/i386.md (addhi_4): Correct reference in comment.
11174 (addqi_4): Same.
11176 2005-01-08 Richard Henderson <rth@redhat.com>
11178 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11179 (_mm_cvtsi128_si64x): Likewise.
11180 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11181 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11182 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11183 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11184 * config/i386/i386-protos.h: Update.
11185 * config/i386/i386.c (print_operand): Add 'H'.
11186 (ix86_fixup_binary_operands): Split out from ...
11187 (ix86_expand_binary_operator): ... here.
11188 (ix86_fixup_binary_operands_no_copy): New.
11189 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11190 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11191 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11192 (safe_vector_operand): Use CONST0_RTX.
11193 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11194 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11195 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11196 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11197 special cases.
11198 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11199 (IX86_BUILTIN_CMPNGESS): New.
11200 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11201 (attr type): Add sselog1.
11202 (attr unit, attr memory): Handle it.
11203 (movti, movti_internal, movti_rex64): Move near other integer moves.
11204 (movtf, movtf_internal): Move near other fp moves.
11205 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11206 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11207 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11208 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11209 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11210 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11211 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11212 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11213 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11214 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11215 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11216 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11217 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11218 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11219 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11220 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11221 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11222 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11223 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11224 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11225 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11226 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11227 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11228 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11229 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11230 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11231 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11232 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11233 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11234 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11235 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11236 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11237 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11238 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11239 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11240 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11241 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11242 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11243 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11244 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11245 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11246 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11247 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11248 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11249 same time.
11250 (SSEPUSH, push<SSEPUSH>): Remove.
11251 (MMXPUSH, push<MMXPUSH>): Remove.
11252 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11253 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11254 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11255 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11256 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11257 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11258 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11259 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11260 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11261 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11262 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11263 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11264 (ppro_sse_log_V4SF): Handle sselog1.
11265 * config/i386/predicates.md (const_0_to_1_operand): New.
11266 (const_0_to_255_mul_8_operand): New.
11267 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11268 (const_2_to_3_operand, const_4_to_7_operand): New.
11269 * config/i386/sse.md: New file.
11270 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11271 (sse_movups): Rename from sse_movups_1.
11272 (sse_loadlss): Rename from sse_loadss_1.
11273 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11274 from the name.
11275 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11276 (absv4sf2, negv2df, absv2df): New.
11277 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11278 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11279 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11280 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11281 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11282 (sse3_addsubv4sf3): Model correctly.
11283 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11284 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11285 (sse_movhlps): Model with vec_select+vec_concat.
11286 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11287 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11288 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11289 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11290 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11291 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11292 sse2_pshufhw_1): Likewise.
11293 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11294 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11295 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11296 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11297 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11298 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11299 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11300 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11301 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11302 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11303 sminv8hi3): Mark commutative
11304 operands. Use ix86_binary_operator_ok.
11305 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11306 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11307 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11308 sse2_punpcklqdq): Allow operand2 in memory.
11309 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11310 sse2_movsd): Add memory alternatives.
11311 (sse_storelps): Turn expander into an insn; split after reload.
11312 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11313 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11315 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11317 * configure.ac (DWARF-2 debug_line): Use objdump.
11318 * configure: Regenerate.
11320 2005-01-08 Jeff Law <law@redhat.com>
11321 Diego Novillo <dnovillo@redhat.com>
11323 PR tree-optimization/18241
11324 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11325 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11326 statements with volatile operands.
11327 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11328 operands after marking a statement with has_volatile_ops.
11330 2005-01-08 Roger Sayle <roger@eyesopen.com>
11332 * tree.c (int_fits_type_p): Always honor integer constant
11333 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11335 2005-01-08 Roger Sayle <roger@eyesopen.com>
11337 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11338 the latent bug in rtl_delete_block has been resolved.
11340 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11342 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11343 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11345 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11347 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11348 library as @multilib_dir@/$(SHLIB_SONAME).
11350 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11352 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11353 * configure: Regenerate.
11355 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11357 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11358 TYPE_MODE.
11360 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11362 PR target/13674
11363 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11364 Convert non-word aligned offset address using ld/std into
11365 indirect address.
11367 2005-01-07 Richard Henderson <rth@redhat.com>
11369 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11371 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11373 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11375 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11377 PR tree-optimization/19283
11378 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11379 is not shorter than the original type.
11381 PR rtl-optimization/19012
11382 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11384 PR rtl-optimization/18861
11385 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11386 (FULL_STATE): Define.
11387 (mark_tablejump_edge): New function.
11388 (purge_dead_tablejump_edges): New function.
11389 (find_bb_boundaries): Use it.
11391 PR tree-optimization/18828
11392 * builtins.c (expand_builtin_next_arg): Remove argument and all
11393 the argument checking.
11394 (expand_builtin): Adjust caller.
11395 (expand_builtin_va_start): Likewise. Remove error for too many
11396 arguments.
11397 (fold_builtin_next_arg): Issue error for too many arguments.
11398 After checking arguments, replace them with magic arguments that
11399 prevent further checking of the args.
11401 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11403 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11405 2005-01-06 Roger Sayle <roger@eyesopen.com>
11407 PR target/6077
11408 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11409 and %{.S:...} (and their negative variants) to test whether the
11410 input file is assembler or pre-processed-assembler independent of
11411 the actual filename extension.
11413 2005-01-06 Roger Sayle <roger@eyesopen.com>
11415 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11416 of sign or zero extended values.
11418 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11420 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11421 for IBM long double format correctly.
11423 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11425 Fix PR tree-optimization/18792
11427 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11428 to first_loop_depth, and use loop depth instead of loop number.
11429 (build_classic_dir_vector): Ditto.
11430 (compute_data_dependences_for_loop): Use depth, not loop number.
11431 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11432 number. Pass in loops, instead of loop numbers.
11433 (gather_interchange_stats): Ditto.
11434 (linear_transform_loops): Ditto.
11436 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11438 PR rtl-opt/13299
11439 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11440 biv_fits_mode_p, extension_within_bounds_p): New functions.
11441 (check_ext_dependent_givs): Use them.
11443 2005-01-06 Roger Sayle <roger@eyesopen.com>
11445 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11446 more than one barrier, in which case we should delete them all.
11448 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11450 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11452 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11454 Fix PR middle-end/19286
11455 Fix PR debug/19267
11456 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11457 output this subprogram, simply ignore this attempt to do it again.
11458 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11459 origin attribute if it's not possible.
11460 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11461 (decls_for_scope): Ditto.
11462 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11463 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11465 2005-01-05 Richard Henderson <rth@redhat.com>
11467 PR target/11327
11468 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11469 (bdesc_2arg): Use it.
11470 (ix86_expand_binop_builtin): Force operands into registers
11471 when optimizing.
11472 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11473 ix86_expand_sse_compare, ix86_expand_sse_comi,
11474 ix86_expand_builtin): Likewise.
11476 2005-01-05 Richard Henderson <rth@redhat.com>
11478 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11479 and VEC_SELECT.
11480 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11481 (mulv4hi3): Set itanium_class mmmul.
11482 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11483 (fpack): Rename from fpack_sfsf.
11485 2005-01-05 Richard Henderson <rth@redhat.com>
11487 PR rtl-opt/10692
11488 * reload1.c (do_input_reload): Restrict the optimization deleteing
11489 a previous output reload to RELOAD_FOR_INPUT.
11491 2005-01-05 Steven Bosscher <stevenb@suse.de>
11493 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11494 comment that we fall through after case.
11495 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11496 (distribute_links): Likewise.
11497 * cse.c (cse_insn): Likewise.
11498 * cselib.c (cselib_invalidate_mem): Likewise.
11499 * df.c: Update comments at the top of the file.
11500 (read_modify_subreg_p): Update comments here too.
11501 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11502 * flow.c (mark_set_1): Likewise.
11503 (mark_used_regs): Likewise.
11504 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11505 (canon_list_insert): Likewise.
11506 (mark_set): Likewise.
11507 (try_replace_reg): Likewise.
11508 (store_killed_in_insn): Likewise.
11509 * loop.c (count_one_set): Likewise.
11510 (basic_induction_var): Likewise.
11511 * postreload-gcse.c (find_mem_conflicts): Likewise.
11512 * postreload.c (reload_combine_note_store): Likewise.
11513 (move2add_note_store): Likewise.
11514 * reload.c (find_equiv_reg): Likewise.
11515 (mark_referenced_resources): Likewise.
11516 * rtlanal.c (set_noop_p): Likewise.
11517 (note_stores): Likewise.
11518 (note_uses): Likewise.
11519 * sched-deps.c (sched_analyze_1): Likewise.
11520 * sched-rgn.c (check_live_1): Likewise.
11521 (update_live_1): Likewise.
11522 * config/i860/i860.c: Likewise.
11524 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11525 an lvalue.
11526 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11528 * doc/rtl.texi: Update documentation for bit-fields and SET.
11530 2005-01-05 Roger Sayle <roger@eyesopen.com>
11532 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11534 2005-01-05 Jan Hubicka <jh@suse.cz>
11535 Richard Henderson <rth@redhat.com>
11537 PR target/18910
11538 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11539 with an offset.
11541 2005-01-05 Richard Henderson <rth@redhat.com>
11543 PR target/12902
11544 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11545 (sse_shufps): Change operand 3 to const_int_operand.
11546 (sse2_storelps): Fix typo in template.
11547 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11548 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11549 (ix86_expand_builtin): Likewise.
11551 2005-01-05 Julian Brown <julian@codesourcery.com>
11553 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11554 as aggregates for AAPCS ABIs.
11556 2005-01-05 Stan Shebs <shebs@apple.com>
11558 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11559 Mach-O getters if ppc64.
11560 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11561 size argument.
11562 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11563 signed four-byte field for global code case.
11564 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11566 2005-01-05 Roger Sayle <roger@eyesopen.com>
11568 PR middle-end/19100
11569 * c-common.c: Include real.h.
11570 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11571 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11572 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11573 * Makefile.in (c-common.o): Update dependencies.
11575 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11577 * c-parse.in (asm_string): Add trailing semicolon.
11579 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11581 * c-parse.in (asm_string): New. Don't allow wide strings in
11582 'asm'.
11583 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11584 asm_string instead of STRING.
11586 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11588 * c-typeck.c (constructor_no_implicit): Remove.
11589 (set_designator, process_init_element): Don't check
11590 constructor_no_implicit.
11592 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11593 Kaz Kojima <kkojima@gcc.gnu.org>
11595 PR target/16482
11596 * lcm.c (create_pre_exit): New.
11597 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11598 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11600 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11602 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11603 -msoft-float in target_float_switch.
11604 * arm.c (arm_override_options): Fix processing of target_float_switch.
11606 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11608 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11609 preferencing.
11611 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11613 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11614 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11616 2005-01-04 Roger Sayle <roger@eyesopen.com>
11618 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11619 if deleting the then-block allows the test-block to fallthru to the
11620 else-block.
11622 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11624 PR c/19152
11625 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11626 after the full declaration if the are in two different TUs.
11628 2005-01-04 Richard Henderson <rth@redhat.com>
11630 PR tree-opt/19158
11631 * tree-sra.c (generate_one_element_init): Just
11632 call gimplify_and_add.
11633 (generate_element_init): Record the
11634 new referenced variables and mark them for renaming
11635 and split out to ...
11636 (generate_element_init_1): This.
11637 (scalarize_init): Don't call push_gimplify_context/
11638 pop_gimplify_context.
11640 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11642 * toplev.c (get_src_pwd): Handle failure of getpwd().
11644 2005-01-04 Roger Sayle <roger@eyesopen.com>
11646 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11647 of TRUTH_NOT_EXPR.
11648 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11649 all the cases handled by it are inverted by invert_truthvalue.
11651 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11653 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11654 (save_register_windowsi): Likewise.
11656 2005-01-04 Richard Henderson <rth@redhat.com>
11658 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11660 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11662 PR middle-end/17767
11663 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11664 any simplifications of vector mode comparison operators.
11665 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11667 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11668 Devang Patel <dpatel@apple.com>
11670 PR tree-optimization/18308
11671 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11672 the operands before creating a new expression.
11673 * dojump.c (do_jump): Make drop_through_label available
11674 for all cases. Add expansion of COND_EXPR.
11676 2005-01-04 Ira Rosen <irar@il.ibm.com>
11678 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11679 INTEGER_CST instead of TREE_CONSTANT.
11680 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11681 instead of TREE_CONSTANT.
11682 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11683 instead of TREE_CONSTANT.
11685 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11687 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11689 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11691 PR target/19240
11692 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11693 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11695 2005-01-03 Richard Henderson <rth@redhat.com>
11697 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11698 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11699 fold_convert_const_real_from_real): Split out from ...
11700 (fold_convert_const): ... here.
11702 2005-01-03 Richard Henderson <rth@redhat.com>
11704 PR target/19235
11705 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11706 (mov<MMXMODEI>_internal): Likewise.
11707 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11708 Add V2SF case; use it for SSE1; don't use TI.
11709 (movdf_integer): Likewise.
11710 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11712 2005-01-03 Ira Rosen <irar@il.ibm.com>
11714 * tree-vectorizer.c (vect_strip_conversions): New function.
11715 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11716 check for binary class.
11718 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11720 Fix PR debug/17924
11721 Fix PR debug/19191
11722 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11723 is a decl.
11724 * gimple-low.c (mark_blocks_with_used_vars): New function.
11725 (mark_blocks_with_used_subblocks): Ditto.
11726 (mark_used_blocks): Ditto.
11727 (pass_mark_used_blocks): New pass.
11728 * tree-inline.c: Include debug.h.
11729 (expand_call_inline): Call outlining_inline_function here.
11730 * tree-optimize.c (init_tree_optimization_passes): Add
11731 pass_mark_used_blocks.
11732 * tree-pass.h (pass_mark_used_blocks): New.
11733 * Makefile.in (tree-inline.o): Add debug.h dependency.
11735 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11737 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11738 VAR_DECLs to have weak_import attribute.
11740 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11741 'struct ucontext'.
11743 2004-01-03 Steven Bosscher <stevenb@suse.de>
11745 * passes.c (rest_of_compilation): Don't run regmove if only
11746 flag_expensive_optimizations, require flag_regmove instead.
11748 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11750 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11751 register "sparc".
11752 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11753 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11754 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11755 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11757 2005-01-03 Richard Henderson <rth@redhat.com>
11759 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11760 (ia64_const_ok_for_letter_p): New.
11761 (ia64_const_double_ok_for_letter_p): New.
11762 (ia64_extra_constraint): New.
11763 (ia64_expand_vecint_compare): New.
11764 (ia64_expand_vcondu_v2si): New.
11765 (ia64_expand_vecint_cmov): New.
11766 (ia64_expand_vecint_minmax): New.
11767 (ia64_print_operand): Add 'v'.
11768 (ia64_preferred_reload_class): New.
11769 (ia64_vector_mode_supported_p): New.
11770 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11771 (PREFERRED_RELOAD_CLASS): Move to function.
11772 (CONST_OK_FOR_LETTER_P): Move to function.
11773 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11774 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11775 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11776 (EXTRA_CONSTRAINT): Move to function.
11777 * config/ia64/ia64.md: Include vect.md.
11778 (itanium_class): Add mmalua.
11779 (type): Handle it.
11780 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11781 (1b_mmalua): New.
11782 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11783 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11784 CONST0_RTX.
11785 (const_int_2bit_operand): New.
11786 (fr_reg_or_0_operand): New.
11787 * config/ia64/ia64-modes.def: Add vector modes.
11788 * config/ia64/ia64-protos.h: Update.
11789 * config/ia64/vect.md: New file.
11791 2005-01-03 Richard Henderson <rth@redhat.com>
11793 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11795 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11797 PR target/19236
11798 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11799 to SFmode.
11800 (log1pdf2): Change mode of operands[0,1] to DFmode.
11802 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11804 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11805 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11806 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11807 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11808 SPARC_RELAXED_ORDERING.
11810 2005-01-03 Richard Henderson <rth@redhat.com>
11811 Uros Bizjak <uros@kss-loka.si>
11813 PR target/14631
11814 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11815 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11816 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11817 handling.
11818 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11819 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11820 const_pow2_1_to_128_operand): New predicates.
11822 2005-01-02 Greg McGary <greg@mcgary.org>
11824 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11825 anonymous decls.
11826 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11827 object. [ptr_type]: Remove unused variable.
11828 Remember nearest addressable array-element or record-component
11829 when checking bitfield components. Tolerate empty BIND_EXPR.
11831 2005-01-01 Richard Henderson <rth@redhat.com>
11833 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11834 that don't narrow the value. Fail for other conversions.
11836 2005-01-01 Richard Henderson <rth@redhat.com>
11838 PR c/19031
11839 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11840 * c-lang.c (finish_file): Don't do it here.
11841 * objc/objc-act.c (objc_finish_file): Likewise.
11843 * cgraph.c (decl_assembler_name_equal): New.
11844 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11845 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11846 * cgraph.h (struct cgraph_varpool_node): Add next.
11847 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11848 * varasm.c (assemble_alias): Mark the target as needed.
11850 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11852 PR middle-end/19221
11853 * function.c (get_arg_pointer_save_area): Use entry_of_function
11854 instead of get_insns.
11856 2005-01-01 Roger Sayle <roger@eyesopen.com>
11857 Andrew Pinski <pinskia@physics.uc.edu>
11858 James E. Wilson <wilson@specifixinc.com>
11860 PR rtl-optimization/12092
11861 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11862 is zero.
11864 2005-01-01 Roger Sayle <roger@eyesopen.com>
11865 Olivier Hainque <hainque@act-europe.fr>
11867 * tree.c (int_fits_type_p): A narrower type always fits in a
11868 wider one, except for negative values into unsigned types.
11870 2005-01-01 Roger Sayle <roger@eyesopen.com>
11872 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11873 with the original constant rather than require TREE_OVERFLOW.
11875 2005-01-01 Steven Bosscher <stevenb@suse.de>
11877 PR middle-end/17544
11878 * c-decl.c (finish_function): If compiling C99, annotate the
11879 compiler generated return with the current file name and line 0.
11880 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11881 the source line is greater than 0.
11882 (remove_bb): Likewise.