1 2005-04-13 Steve Ellcey <sje@cup.hp.com>
4 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
5 fpsr 0 instead of fpsr 1.
6 (divsf3_internal_thr): Ditto.
7 (divdf3_internal_lat): Ditto.
8 (divdf3_internal_thr): Ditto.
9 (divxf3_internal_lat): Ditto.
10 (divxf3_internal_thr): Ditto.
12 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
14 PR tree-optimization/20913
15 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
17 PR tree-optimization/20702
18 * tree-vrp.c (maybe_add_assert_expr): Recurse into
19 dominator children that haven't been walked into.
21 2005-04-13 Julian Brown <julian@codesourcery.com>
23 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
24 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
27 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
29 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
30 config/i386/sse.md: Fix comment typos.
32 * genattrtab.c (NULL_ATTR): Remove.
33 * ifcvt.c (NULL_EDGE): Likewise.
35 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
37 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
38 NOTE_PREDICT): Remove.
40 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
42 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
43 * configure: Regenerate.
44 * config.in: Likewise.
45 * system.h: Declare vsnprintf if not already declared.
47 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
49 * optc-gen.awk: Handle stand-alone Mask records.
50 * opth-gen.awk: Likewise.
51 * doc/options.texi (Option file format): Document them.
52 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
53 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
54 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
55 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
56 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
57 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
58 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
59 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
60 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
61 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
62 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
63 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
64 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
65 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
66 TARGET_LONG_DOUBLE_128): Likewise.
67 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
68 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
69 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
70 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
71 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
72 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
73 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
74 * config/sparc/sparc.c (fpu_option_set): New global.
75 (sparc_handle_option): New function.
76 (sparc_override_options): Test fpu_option_set.
77 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
78 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
79 * config/sparc/sparc.opt: New file.
80 * config/sparc/little-endian.opt: Likewise.
81 * config/sparc/long-double-switch.opt: Likewise.
83 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
85 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
86 (bfin_handle_options): Set it if -mshared-library-id= is seen.
87 * config/bfin/bfin.opt (mshared-library-id=): Lose
88 Var(bfin_lib_id_given).
90 2005-04-13 Matt Thomas <matt@3am-software.com>
92 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
95 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
97 * rtl.h (CLEAR_RTX_FLAGS): Remove.
99 * cgraphunit.c (INSNS_PER_CALL): Remove.
101 * tree-ssa-forwprop.c (vars,
102 record_single_argument_cond_exprs,
103 substitute_single_use_vars): Remove.
104 (forward_propagate_into_cond_1, forward_propagate_into_cond):
106 (tree_ssa_forward_propagate_single_use_vars): Call
107 forward_propagate_into_cond for each COND_EXPR.
109 * tree-inline.c (INSNS_PER_STMT): Remove.
111 2005-04-12 Richard Henderson <rth@redhat.com>
113 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
114 (ix86_expand_sse_fp_minmax): ... from ...
115 (ix86_expand_fp_movcc): ... here.
116 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
117 * config/i386/i386-protos.h: Update.
118 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
119 (sse_setccsf, sse_setccdf): Allow before reload.
120 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
121 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
122 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
123 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
124 (anddf3, nanddf3, iordf3, xordf3): New.
126 2005-04-12 Jeff Law <law@redhat.com>
128 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
129 (tree-ssa-uncprop.o): Add dependencies.
130 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
131 * tree-flow.h (remove_useless_stmts): Remove prototype.
132 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
133 remove_useless_stmts.
134 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
135 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
136 * tree-pass.h (pass_uncprop): Declare.
137 * tree-ssa-uncprop.c: New file.
139 2005-04-12 James E. Wilson <wilson@specifixinc.com>
142 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
144 2005-04-12 Caroline Tice <ctice@apple.com>
146 Temporary fix for partitioning problems.
147 * passes.c (rest_of_handle_final): Remove code that
148 frees unlikely_text_section_name,
149 * varasm.c (assemble_start_function): Test for partitioning
150 flag before writing out section labels.
151 (assemble_end_function): Test for partitioning flag before
152 writing out section labels.
154 2005-04-12 Steven Bosscher <stevenb@suse.de>
155 Stuart Hastings <stuart@apple.com>
156 Jan Hubicka <jh@suse.cz>
158 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
159 references to gt-tree-cfg.h.
160 * basic-block.h (struct basic_block_def): Don't skip rbi
161 for garbage collection.
162 (struct reorder_block_def): Make GTY-able.
163 (struct control_flow_graph): New structure.
164 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
165 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
166 but instead defines to the control_flow_graph for cfun.
167 (label_to_block_map): New define, points to the label map of
168 the control_flow_graph for cfun.
169 (n_edges_for_function, n_basic_blocks_for_function,
170 last_basic_block_for_function, basic_block_info_for_function,
171 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
172 basic_block_info_for_function, label_to_block_map_for_function):
173 Counterparts for the above, taking a struct function as an extra
175 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
176 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
177 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
178 (alloc_rbi_pool, free_rbi_pool): Remove.
179 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
180 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
182 (cfg_layout_finalize) ... and don't free it here.
183 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
185 * flow.c (free_basic_block_vars): Set label_to_block_map and
187 * function.h (struct function): Add cfg field.
188 * function.c (allocate_struct_function): Allocate the cfg.
189 * tree-cfg.c (label_to_block_map): Remove.
190 (build_tree_cfg): Don't allocate the rbi pool here...
191 (delete_tree_cfg_annotations): ...and don't free it here.
192 Also don't nullify label_to_block_map for cfun.
194 2005-04-12 Caroline Tice <ctice@apple.com>
196 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
197 Revert my patch from April 9.
198 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
199 (reorder_basic_blocks): Revert my patch from April 9.
200 (insert_section_boundary_note): Revert my patch from April 9.
201 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
202 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
203 (COLD_END_LABEL): Revert my patch from April 9.
204 (cold_text_section_label): Revert my patch from April 9.
205 (cold_end_label): Revert my patch from April 9.
206 (dwarf2out_switch_text_section): Revert my patch from April 9.
207 (output_aranges): Revert my patch from April 9.
208 (output_ranges): Revert my patch from April 9.
209 (output_line_info): Revert my patch from April 9.
210 (add_location_or_const_value_attribute): Revert my patch from April 9.
211 (dwarf2out_var_location): Revert my patch from April 9.
212 (dwarf2out_init): Revert my patch from April 9.
213 (dwarf2out_finish): Revert my patch from April 9.
214 * function.h (struct function): Revert my patch from April 9.
215 * opts.c (decode_options): Revert my patch from April 9.
216 * output.h (unlikely_section_label, hot_section_label,
217 hot_section_end_label, cold_section_end_label,
218 unlikely_text_section_name): Revert my patch from April 9.
219 * passes.c (rest_of_handle_final): Revert my patch from April 9.
220 * varasm.c (unlikely_section_label, hot_section_label,
221 hot_section_end_label, cold_section_end_label,
222 unlikely_text_section_name): Revert my patch from April 9.
223 (initialize_cold_section_name): Revert my patch from April 9.
224 (unlikely_text_section): Revert my patch from April 9.
225 (in_unlikely_text_section): Revert my patch from April 9.
226 (named_section): Revert my patch from April 9.
227 (function_section): Revert my patch from April 9.
228 (current_function_section): Revert my patch from April 9.
229 (assemble_start_function): Revert my patch from April 9.
230 (assemble_end_function): Revert my patch from April 9.
231 (default_section_type_flags_1): Revert my patch from April 9.
233 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
235 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
236 * config/sparc/sparc.md (untyped_call): Save the registers manually.
238 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
240 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
243 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
244 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
246 2004-04-12 Richard Henderson <rth@redhat.com>
248 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
249 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
250 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
251 (UNSPEC_*, UNSPECV_*): Renumber.
253 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
256 From Richard Henderson <rth@redhat.com>:
257 * tree-mudflap.c (mf_build_check_statement_for): Correct block
260 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
262 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
264 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
266 * config/bfin/bfin.c (bfin_library_id_string): Remove.
267 (bfin_library_id): New variable.
268 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
269 instead of bfin_library_id_string.
270 (bfin_handle_option): New function.
271 (override_options): Remove most code to deal with shared library IDs,
272 just check they aren't used without -mid-shared-library.
273 (TARGET_HANDLE_OPTION): Define.
274 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
275 * config/bfin/bfin.opt (mshared-library-id=): New.
277 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
279 * tree-vect-transform.c: Fix comment typos.
281 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
283 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
284 split critical edges when not possible/profitable.
286 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
288 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
289 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
290 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
291 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
292 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
293 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
294 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
295 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
297 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
298 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
299 * config/ns32k/ns32k.opt: New file.
301 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
303 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
304 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
305 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
306 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
307 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
308 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
309 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
310 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
311 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
312 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
313 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
314 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
315 (MASK_COLDFIRE): Formatting fixes.
316 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
317 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
318 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
319 "_current_shared_library_a5_offset_".
320 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
321 (MASK_ALL_CPU_BITS): New macro.
322 (m68k_handle_option): New function.
323 (override_options): Remove handling of m68k_library_id_string.
324 * config/m68k/m68k.opt: New file.
325 * config/m68k/ieee.opt: New file.
327 2005-04-11 Mark Mitchell <mark@codesourcery.com>
329 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
330 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
331 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
332 (TARGET_CXX): Adjust accordingly.
333 * target.h (struct gcc_target): Remove epxort_class_data. Add
334 determine_class_data_visibility and class_data_always_comdat.
335 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
336 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
337 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
338 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
339 (arm_cxx_determine_class_data_visibility): New.
340 (arm_cxx_class_data_always_comdat): Likewise.
341 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
342 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
343 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
344 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
345 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
348 2005-04-11 Devang Patel <dpatel@apple.com>
350 * tree-data-ref.c (build_classic_dist_vector,
351 compute_subscript_distance): Make externally visible.
352 * tree-data-ref.h (build_classic_dist_vector,
353 compute_subscript_distance): Same.
354 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
355 Check distance vector against vectorization factor.
356 (vect_analyze_loop): Determine vectorizaion factor before
357 analyzing data dependences.
358 * tree-vectorizer.c (loops_num): Make it externally visible and
360 * tree-vectorizer.c (vect_loops_num): ... new name.
361 * tree-vectorizer.h (vect_loops_num): New.
363 2005-04-11 Devang Patel <dpatel@apple.com>
365 * tree-vect-analyze.c (vect_analyze_operations): Check
366 vectorizable codition.
367 * tree-vect-transform.c (vect_is_simple_cond): New function.
368 (vectorizable_condition): New function.
369 (vect_transform_stmt): Handle condition_vec_info_type.
370 * tree-vectorizer.h (enum stmt_vec_info_type): Add
371 condition_vec_info_type.
372 (vectorizable_condition): New.
374 2005-04-11 Geoffrey Keating <geoffk@apple.com>
376 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
377 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
378 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
380 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
381 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
383 * dwarf2out.c (output_line_info): Don't try to dereference
384 a NULL current_function_decl.
386 * config/t-slibgcc-darwin: Don't put shared libraries in
387 directories other than $(slibdir).
388 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
391 2005-04-11 Diego Novillo <dnovillo@redhat.com>
393 PR tree-optimization/20933
394 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
395 logic to reject aliases between read-only and writable
397 (may_alias_p): ... here.
398 (get_tmt_for): Do not associate read-only tags to pointers
399 whose pointed-to type is not read-only.
400 * tree-ssa.c (verify_ssa): Check that memory stores have at
401 least one V_MAY_DEF or V_MUST_DEF.
403 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
406 * configure.ac (gcc_UNLOCKED_FUNCS): New.
407 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
408 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
409 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
411 (fwrite_unlocked): Fix prototype.
413 * configure, config.in: Regenerate.
415 2005-04-11 David Edelsohn <edelsohn@gnu.org>
417 * tree-ssa-loop-im.c: Include real.h.
418 (determine_invariantness_stmt): If real division divisor is
419 invariant and flag_unsafe_math_optimizations enabled, generate
420 invariant reciprocal for hoisting.
421 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
423 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
425 Fix PR tree-optimization/20926
427 * tree-ssa-alias.c (add_type_alias): Handle subvars.
429 2005-04-11 Devang Patel <dpatel@apple.com>
431 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
434 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
436 * fold-const.c (fold_binary_op_with_conditional_arg):
437 use fold_buildN instead of "fold (buildN" in some
439 (fold_unary): Likewise.
440 (fold_binary): Likewise.
442 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
444 Fix PR tree-optimization/20612
445 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
447 (perfect_nestify): preheaderbb is *not* part of loop of the
450 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
452 * tree-ssa-alias.c (may_alias_p): If the variable
453 is a global variable and the pointer is parameter
454 and -fargument-noalias-global is used, then
455 the pointer cannot alias the variable.
457 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
459 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
460 * config/sparc/sparc.h: Likewise.
461 * config/sparc/sparc.md: Likewise.
463 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
465 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
467 * tree-vrp.c: Fix a comment typo.
469 2005-04-11 Diego Novillo <dnovillo@redhat.com>
471 PR tree-optimization/20920
472 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
473 SSA_NAME flows through an abnormal edge.
474 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
475 through abnormal edges.
476 (maybe_add_assert_expr): Likewise.
478 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
480 * config/s390/s390.h (s390_tune_string, s390_arch_string)
481 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
482 (s390_stack_size_string, s390_stack_guard_string, target_flags)
483 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
484 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
485 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
486 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
487 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
488 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
489 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
490 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
491 (TARGET_HANDLE_OPTION): Likewise.
492 (s390_tune): Initialize to PROCESSOR_max.
493 (s390_arch_string): Make static.
494 (s390_tune_string, s390_warn_framesize_string): Delete.
495 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
496 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
497 (s390_handle_arch_option, s390_handle_option): New functions.
498 (override_options): Remove parsing of option strings.
499 * config/s390/s390.opt: New file.
501 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
503 * tree-complex.c (expand_vector_operations): Call
504 update_stmt_if_modified.
506 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
508 * tree-vect-analyze (vect_determine_vectorization_factor):
509 Do not use GET_MODE_NUNITS.
510 * tree-vect-transform.c (vect_get_vec_def_for_operand,
511 (vectorizable_load, vect_transform_loop): Likewise.
513 2005-04-11 Uros Bizjak <uros@kss-loka.si>
515 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
516 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
517 * optabs.h (enum optab_index): Add new OTI_lceil.
518 (lceil_optab): Define corresponding macro.
519 * optabs.c (init_optabs): Initialize lceil_optab.
520 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
521 and lceildi2 patterns.
522 * builtins.c (expand_builtin_int_roundingfn): Handle
523 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
524 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
525 BUILT_IN_LLCEIL{,F,L}.
526 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
527 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
528 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
529 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
530 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
531 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
532 into lceil built-in function and (long long int)ceil{,f,l} into
533 llceil built-in function.
534 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
537 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
539 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
542 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
544 * config/arm/arm.c: Fix a comment typo.
545 * doc/tree-ssa.texi: Fix a typo.
547 2005-04-10 Steven Bosscher <stevenb@suse.de>
549 * cselib.c (clear_table): Rename to cselib_clear_table.
550 * cselib.h (cselib_clear_table): Add prototype.
551 * gcse.c (gcse_main): Make 'f' argument unused.
552 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
553 of each basic block instead.
554 (compute_sets, compute_hash_table_work): Likewise.
555 (constprop_register): Change int 'alter_jumps' argument to bool.
556 (do_local_cprop): Likewise.
557 (local_cprop_pass): Likewise. Also walk basic blocks instead of
558 the insn chain. Explicitly clear the cselib tables after finishing
559 one basic block. Make sure there are no unterminated libcall blocks.
560 Update compute_sets call.
561 (cprop): Walk basic blocks instead of the insn chain.
562 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
564 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
565 one_cprop_pass calls.
567 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
569 * combine.c (combine_simplify_rtx): Remove a transformation that
570 relies on an invalid assumption about rtl sign-extension semantics.
572 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
574 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
575 to build_int_cst_wide.
577 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
580 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
581 set the original address pseudo to the correct value before the
582 original insn, if possible, and leave the insn alone, otherwise
583 create a new pseudo, set it and replace it in the insn.
584 * recog.c (validate_change_maybe_volatile): New.
585 * recog.h (validate_change_maybe_volatile): Declare.
587 2005-04-09 Caroline Tice <ctice@apple.com>
589 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
590 Remove targetm.have_named_sections test.
591 (fix_edges_for_rarely_executed_code): Likewise.
592 (insert_section_boundary_note): Likewise.
593 (reorder_basic_blocks): Check partitioning flag before calling
594 verify_hot_cold_block_grouping.
595 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
596 the function struct rather than global variables.
597 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
598 (COLD_END_LABEL): Likewise
599 (cold_text_section_label): New static global variable.
600 (cold_end_label): Likewise.
601 (dwarf2out_switch_text_section): Get hot/cold section labels from
602 the function struct rather than global variables.
603 (output_aranges): Use cold_text_section_label and cold_end_label;
604 check partitioning flag before putting out delta.
605 (output_ranges): Remove incorrect code attempting to use
607 (output_line_info): Get cold section label from function struct.
608 (add_location_or_const_value_attribute): Likewise.
609 (get_subprogram_die): Get hot/cold section labels from function struct.
610 (dwarf2out_var_location): Likewise.
611 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
612 write out cold_text_section_label if partition flag is set.
613 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
614 * function.h (struct function): Add new fields to point to hot/cold
615 section labels: hot_section_label, cold_section_label,
616 hot_section_end_label and cold_section_end_label; also add new field
617 for cold text section name, unlikely_text_section_name.
618 * opts.c (decode_options): Turn off partitioning flag if
619 !targetm.have_named_sections.
620 * output.h (hot_section_label): Remove.
621 (hot_section_end_label): Remove.
622 (cold_section_end_label): Remove.
623 (unlikely_section_label): Remove.
624 (unlikely_text_section_name): Remove.
625 * passes.c (rest_of_handle_final): Remove code that frees
626 unlikely_text_section_name.
627 * varasm.c (unlikely_section_label): Remove.
628 (hot_section_label): Remove.
629 (hot_section_end_label): Remove.
630 (cold_section_end_label): Remove.
631 (unlikely_text_section_name): Remove.
632 (initialize_cold_section_name): Modify to call
633 targetm.strip_name_encoding; to store cold section name in current
634 function struct, if it exists; and to only use the decl_section_name
635 if flag_named_sections is true.
636 (unlikely_text_section): Modify to get section name out of current
637 function struct, if there is one; otherwise build it from
638 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
639 (in_unlikely_text_section): Likewise.
640 (named_section): Modify to get/put cold section name in current function
641 struct, if there is one.
642 (function_section): Change 'bool unlikely' to 'int reloc'; check
643 targetm.have_named_sections before calling named_section.
644 (current_function_section): Likewise.
645 (assemble_start_function): Modify to get/put unlikely_text_section_name
646 in current function struct; modify to get hot/cold section labels
647 from function struct; initialize labels using
648 ASM_GENERATE_INTERNAL_LABEL;
649 test partitioning flag before writing out hot section label.
650 (assemble_end_function): Test partitioning flag before writing out
651 hot/cold section labels.
652 (default_section_type_flags_1): Modify to use array instead of
653 char* for unlikely_text_section_name; set flags correctly for
654 cold text section if there is not a current function decl.
656 2005-04-09 Jakub Jelinek <jakub@redhat.com>
658 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
659 and TI_VA_LIST_FPR_COUNTER_FIELD.
660 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
661 * tree-pass.h (pass_stdarg): Add.
662 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
663 * tree-stdarg.c: New file.
664 * tree-stdarg.h: New file.
665 * Makefile.in (OBJS-common): Add tree-stdarg.o.
666 (tree-stdarg.o): Add dependencies.
667 * function.h (struct function): Add va_list_gpr_size and
668 va_list_fpr_size fields.
669 * function.c (allocate_struct_function): Initialize them.
670 * target.h (struct gcc_target): Add stdarg_optimize_hook.
671 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
672 (TARGET_INITIALIZER): Add it.
674 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
675 va_list_{g,f}pr_counter_field.
676 (ix86_setup_incoming_varargs): Don't do anything if reg_save
677 area will not be used. Only save registers that tree-stdarg.c
678 detected they need saving.
679 (ix86_va_start): Don't set up fields that won't be used.
681 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
682 va_list_{g,f}pr_counter_field.
683 (setup_incoming_varargs): Don't do anything if reg_save
684 area will not be used. Only save registers that tree-stdarg.c
685 detected they need saving.
686 (rs6000_va_start): Don't set up fields that won't be used.
688 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
689 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
690 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
691 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
693 2005-04-09 Jakub Jelinek <jakub@redhat.com>
696 * config/i386/i386.c (construct_container): Pass empty aligned
697 struct, union or class in memory.
699 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
701 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
702 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
703 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
704 config/rs6000/predicates.md: Fix comment typos.
706 * sched-int.h (haifa_insn_data): Remove blockage and units.
707 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
708 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
709 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
711 2005-04-09 Jan Hubicka <jh@suse.cz>
712 Steven Bosscher <stevenb@suse.de>
714 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
715 * cfgloop.c (get_loop_exit_edges): Likewise.
716 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
718 * loop-unroll.c (analyze_insns_in_loop): Likewise.
719 * tree-cfg.c (dump_cfg_status): Likewise.
721 2005-04-09 David Edelsohn <edelsohn@gnu.org>
723 * config/rs6000/predicates.md (altivec_register_operand): Remove
724 redundant match_code test.
725 (gpc_reg_operand): Same.
726 (cc_reg_operand): Same.
727 (cc_reg_not_cr0_operand): Same.
729 2005-04-09 Jan Hubicka <jh@suse.cz>
731 Forgotten hunk from my last merge patch:
732 * final.c (output_addr_const): Do not call mark_referenced.
734 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
736 * doc/tree-ssa.texi: Add immediate use documentation.
738 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
740 * arm.c (FL_WBUF): Define.
741 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
742 (arm_is_6_or_7): Delete.
743 (arm_tune_wbuf): New.
744 (arm_override_options): Set arm_tune_wbuf.
745 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
746 (arm_is_6_or_7): Delete declaration.
747 (arm_tune_wbuf): New declartion.
748 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
749 (model_wbuf): Derive from arm_tune_wbuf.
750 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
751 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
752 (arm740t): Mark CPUs as having a write buffer.
754 2005-04-09 Uros Bizjak <uros@kss-loka.si>
756 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
757 of 'const_double_operand' in operand 2 constraints. Update enable
760 2005-04-09 Uros Bizjak <uros@kss-loka.si>
762 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
763 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
764 * optabs.h (enum optab_index): Add new OTI_lfloor.
765 (lfloor_optab): Define corresponding macro.
766 * optabs.c (init_optabs): Initialize lfloor_optab.
767 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
768 and lfloordi2 patterns.
769 * builtins.c (expand_builtin_int_roundingfn): New prototype.
770 (expand_builtin_int_roundingfn): New function.
771 (fold_builtin_int_roundingfn): New prototype.
772 (fold_builtin_int_roundingfn): New function, renamed from
774 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
775 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
776 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
777 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
778 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
779 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
780 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
781 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
782 into lfloor built-in function and (long long int)floor{,f,l} into
783 llfloor built-in function.
784 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
787 2005-04-08 Ian Lance Taylor <ian@airs.com>
789 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
790 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
791 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
792 (DO_COND, DO_BODY): Likewise.
793 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
794 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
795 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
796 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
797 (build_continue_stmt, build_break_stmt): Don't declare.
798 (c_do_switch_warnings): Update declaration.
799 * c-gimplify.c (enum bc_t): Remove.
800 (struct c_gimplify_ctx, ctxp): Remove.
801 (push_context, pop_context): Remove static functions.
802 (c_genericize): Don't call push_context or pop_context.
803 (begin_bc_block, finish_bc_block): Remove static functions.
804 (build_bc_goto): Likewise.
805 (gimplify_c_loop): Likewise.
806 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
807 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
808 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
809 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
810 * c-common.c (c_do_switch_warnings): Rename from
811 c_do_switch_warnings_1.
812 (c_do_switch_warnings) [old version]: Remove.
813 (c_do_switch_expr_warnings): Remove.
814 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
815 function instead of c_do_switch_expr_warnings.
816 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
817 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
818 * c-pretty-print.c (pp_c_statement): Likewise.
819 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
821 2005-04-08 Devang Patel <dpatel@apple.com>
823 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
824 While selecting replacement condition pay attention to loop header.
826 2005-04-08 Diego Novillo <dnovillo@redhat.com>
828 Merge from tree-cleanup-branch: VRP, store CCP, store
829 copy-prop, incremental SSA updating of FUD chains and
830 newly exposed symbols.
832 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
833 (OBJS-common): Add tree-vrp.o.
834 (tree-vrp.o): New rule.
835 * basic-block.h (nearest_common_dominator_for_set): Declare.
836 * common.opt (ftree-store-ccp): New flag.
837 (ftree-copy-prop): New flag.
838 (ftree-vrp): New flag.
839 (ftree-store-copy-prop): New flag.
840 * dominance.c (nearest_common_dominator_for_set): New.
841 * domwalk.c (walk_dominator_tree): Only traverse
842 statements in blocks marked in walk_data->interesting_blocks.
843 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
844 * fold-const.c (fold): Handle ASSERT_EXPR.
845 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
846 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
847 flag_tree_vrp at -O2.
848 * timevar.def (TV_TREE_VRP): Define.
849 (TV_TREE_COPY_PROP): Define.
850 (TV_TREE_STORE_COPY_PROP): Define.
851 (TV_TREE_SSA_INCREMENTAL): Define.
852 (TV_TREE_STORE_CCP): Define.
853 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
854 to kill_redundant_phi_nodes from comment.
855 (verify_expr): Handle ASSERT_EXPR.
856 * tree-dfa.c (mark_new_vars_to_rename): Remove second
857 argument. Update all users.
858 (mark_call_clobbered_vars_to_rename): Remove. Update all
860 * tree-flow-inline.h (unmodifiable_var_p): New.
861 * tree-flow.h (enum value_range_type): Declare.
862 (struct value_range_def): Declare.
863 (value_range): Declare.
864 (remove_all_phi_nodes_for): Remove. Update all users.
865 (find_phi_node_for): Declare.
866 (add_type_alias): Declare.
867 (count_uses_and_derefs): Declare.
868 (kill_redundant_phi_nodes): Remove.
869 (rewrite_into_ssa): Remove.
870 (rewrite_def_def_chains): Remove.
871 (update_ssa, register_new_name_mapping, create_new_def_for,
872 need_ssa_update_p, name_registered_for_update_p,
873 release_ssa_name_after_update_ssa, dump_repl_tbl,
874 debug_repl_tbl, dump_names_replaced_by,
875 debug_names_replaced_by, mark_sym_for_renaming,
876 mark_set_for_renaming, get_current_def, set_current_def,
877 get_value_range, dump_value_range, debug_value_range,
878 dump_all_value_ranges, debug_all_value_ranges,
879 expr_computes_nonzero, loop_depth_of_name,
880 unmodifiable_var_p): Declare.
881 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
883 * tree-into-ssa.c (block_defs_stack): Update comment.
884 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
885 syms_to_rename, names_to_release, repl_tbl,
886 need_to_initialize_update_ssa_p, need_to_update_vops_p,
887 need_to_replace_names_p): New locals.
888 (NAME_SETS_GROWTH_FACTOR): Define.
889 (struct repl_map_d): Declare.
890 (struct mark_def_sites_global_data): Add field
892 (enum rewrite_mode): Declare.
893 (REGISTER_DEFS_IN_THIS_STMT): Define.
894 (compute_global_livein): Use last_basic_block instead of
896 (set_def_block): Remove last argument. Update all callers.
897 (prepare_use_operand_for_rename): Remove. Update all callers.
898 (prepare_def_operand_for_rename): Remove. Update all callers.
899 (symbol_marked_for_renaming): New.
902 (repl_map_hash): New.
904 (repl_map_free): New.
905 (names_replaced_by): New.
906 (add_to_repl_tbl): New.
907 (add_new_name_mapping): New.
908 (mark_def_sites): Assume that all the operands in the
909 statement are in normal form.
910 (find_idf): Assert that the block in the stack is valid.
911 (get_default_def_for): New.
912 (insert_phi_nodes_for): Add new argument 'update_p'.
914 If update_p is true, add a new mapping between the LHS of
915 each new PHI and the name that it replaces.
916 (insert_phi_nodes_1): Only call find_idf if needed.
917 (get_reaching_def): Call get_default_def_for.
918 (rewrite_operand): Remove.
919 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
920 and REWRITE_THIS_STMT are false.
921 Assume that all the operands in the statement are in
923 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
924 (rewrite_virtual_phi_arguments): Remove.
925 (invalidate_name_tags): Remove.
926 (register_new_update_single, register_new_update_set,
927 rewrite_update_init_block, replace_use,
928 rewrite_update_fini_block, rewrite_update_stmt,
929 rewrite_update_phi_arguments): New.
930 rewrite_blocks): Remove argument 'fix_virtual_phis'.
931 Add arguments 'entry', 'what' and 'blocks'.
932 Initialize the dominator walker according to 'what' and
934 Start the dominator walk at 'entry'.
935 (mark_def_site_blocks): Add argument 'interesting_blocks'.
936 Use it to configure the dominator walker.
937 (rewrite_into_ssa): Remove argument 'all'.
939 (rewrite_all_into_ssa): Remove.
940 (rewrite_def_def_chains): Remove.
941 (mark_def_interesting, mark_use_interesting,
942 prepare_phi_args_for_update, prepare_block_for_update,
943 prepare_def_site_for, prepare_def_sites,
944 dump_names_replaced_by, debug_names_replaced_by,
945 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
946 delete_update_ssa, create_new_def_for,
947 register_new_name_mapping, mark_sym_for_renaming,
948 mark_set_for_renaming, need_ssa_update_p,
949 name_registered_for_update_p, ssa_names_to_replace,
950 release_ssa_name_after_update_ssa,
951 insert_updated_phi_nodes_for, update_ssa): New.
952 * tree-loop-linear.c (linear_transform_loops): Call
953 update_ssa instead of rewrite_into_ssa.
954 * tree-optimize.c (vars_to_rename): Remove.
956 (init_tree_optimization_passes): Replace
957 pass_redundant_phi with pass_copy_prop.
959 Replace pass_ccp with pass_store_ccp.
960 Add pass_store_copy_prop after pass_store_ccp.
961 (execute_todo): If the TODO_ flags don't include updating
962 the SSA form, assert that it does not need to be updated.
963 Call update_ssa instead of rewrite_into_ssa and
964 rewrite_def_def_chains.
965 If TODO_verify_loops is set, call verify_loop_closed_ssa.
966 (tree_rest_of_compilation):
967 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
968 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
969 TODO_cleanup_cfg): Renumber.
970 (TODO_verify_loops, TODO_update_ssa,
971 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
972 TODO_update_ssa_only_virtuals): Define.
973 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
975 * tree-phinodes.c (make_phi_node): Update documentation.
976 (remove_all_phi_nodes_for): Remove.
977 (find_phi_node_for): New.
978 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
979 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
980 (interpret_rhs_modify_expr): Likewise.
981 * tree-sra.c (decide_instantiations): Mark all symbols in
982 SRA_CANDIDATES for renaming.
983 (mark_all_v_defs_1): Rename from mark_all_v_defs.
984 (mark_all_v_defs): New function. Update all users to call it
985 with the whole list of scalarized statements, not just the
987 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
988 (compute_flow_insensitive_aliasing): If the tag is
989 unmodifiable and the variable isn't or vice-versa, don't
990 make them alias of each other.
991 (setup_pointers_and_addressables): If the type tag for
992 VAR is about to change, mark the old one for renaming.
993 (add_type_alias): New.
994 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
995 (ccp_lattice_t): Rename from latticevalue.
996 (value): Remove. Update all users.
997 (const_val): New local variable.
998 (do_store_ccp): New local variable.
999 (dump_lattice_value): Handle UNINITIALIZED.
1000 (debug_lattice_value): New.
1001 (get_default_value): Re-write.
1002 (set_lattice_value): Re-write.
1003 (def_to_varying): Remove. Update all users.
1004 (likely_value): Return VARYING for statements that make
1005 stores when STORE_CCP is false.
1006 Return VARYING for any statement other than MODIFY_EXPR,
1007 COND_EXPR and SWITCH_EXPR.
1008 (ccp_initialize): Re-write.
1009 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1010 Move to tree-ssa-propagate.c.
1011 (ccp_lattice_meet): Handle memory stores when
1012 DO_STORE_CCP is true.
1013 (ccp_visit_phi_node): Likewise.
1014 (ccp_fold): Likewise.
1015 (evaluate_stmt): Likewise.
1016 (visit_assignment): Likewise.
1017 (ccp_visit_stmt): Likewise.
1018 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1022 (do_ssa_store_ccp): New.
1023 (gate_store_ccp): New.
1024 (pass_store_ccp): Declare.
1025 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1026 (may_propagate_copy): Reformat.
1027 Don't abort if ORIG is a virtual and DEST isn't.
1028 If NEW does not have alias information but DEST does,
1030 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1031 copy_prop_kind, which_copy_prop): Declare.
1032 (stmt_may_generate_copy, get_copy_of_val,
1033 get_last_copy_of, set_copy_of_val, dump_copy_of,
1034 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1035 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1036 init_copy_prop, fini_copy_prop, execute_copy_prop,
1037 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1038 store_copy_prop): New.
1039 (pass_copy_prop, pass_store_copy_prop): Declare.
1040 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1041 'num_const_prop' and 'num_copy_prop'.
1042 (cprop_operand): Update them.
1043 (dump_dominator_optimization_stats): Dump them.
1044 (tree_ssa_dominator_optimize): Call update_ssa instead of
1046 (loop_depth_of_name): Declare extern.
1047 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1048 values for LOW or HIGH.
1049 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1050 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1051 (cprop_operand): Only propagate if VAL != OP.
1052 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1053 statement for renaming.
1054 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1055 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1056 add_type_alias if necessary.
1057 Call mark_new_vars_to_rename.
1058 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1059 mark every statement updated, call update_ssa and
1060 rewrite_into_loop_closed_ssa.
1061 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1062 from LIVEIN if VAR is a virtual.
1063 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1064 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1065 (get_call_expr_operands): Reformat statement.
1066 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1068 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1069 SSA_NAME_VALUE for every name.
1070 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1071 get_value_loaded_by): New.
1072 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1073 substitute_and_fold): Move from tree-ssa-ccp.c.
1074 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1075 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1076 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1078 * tree-ssa.c (verify_use): Fix error message.
1079 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1080 check_phi_redundancy, kill_redundant_phi_nodes,
1081 pass_redundant_phi): Remove. Update all users.
1082 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1083 add_type_alias, if necessary.
1084 * tree-vectorizer.h (struct _stmt_vect_info): Update
1085 documentation for field 'memtag'.
1086 * tree-vrp.c: New file.
1087 * tree.def (ASSERT_EXPR): Define.
1088 * tree.h (ASSERT_EXPR_VAR): Define.
1089 (ASSERT_EXPR_COND): Define.
1090 (SSA_NAME_VALUE_RANGE): Define.
1091 (struct tree_ssa_name): Add field 'value_range'.
1092 (PHI_REWRITTEN): Remove.
1093 (struct tree_phi_node): Remove field 'rewritten'.
1094 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1095 -ftree-store-copy-prop): Document.
1096 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1097 Document usage of update_ssa.
1099 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1102 * config/rs6000/predicates.md (altivec_register_operand): Accept
1104 (and64_operand): Do not limit CONST_INT to mask64_operand.
1105 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1106 (and_operand): Do not limit CONST_INT to mask_operand.
1108 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1110 PR rtl-optimization/20466
1111 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1112 for overlap of the address of each list member.
1113 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1115 2005-04-08 Mike Stump <mrs@apple.com>
1117 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1119 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1122 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1124 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1126 * function.c (push_function_context_to): Don't set
1128 * function.h (function): Remove contains_functions.
1129 (current_function_contains_functions): Remove.
1131 * function.h (function): Remove instrument_entry_exit.
1132 (current_function_instrument_entry_exit): Remove.
1134 * function.h (nonlocal_labels): Remove.
1136 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1138 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1139 (check_attr_value, write_attr_get, write_expr_attr_cache,
1140 find_attr, make_internal_attr): Don't reference negative_ok or
1142 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1143 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1144 (ATTR_STATIC): Adjust the value.
1146 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1148 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1150 * config/s390/tpf.h (ASM_SPEC): Define.
1152 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1154 * tree-flow.h: Remove the prototype for
1155 redirect_immediate_uses.
1156 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1158 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1160 * arm.c (arm_const_double_by_parts): New function.
1161 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1162 * arm.md (define_split for 64-bit constants): Add another one.
1164 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1166 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1168 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1170 * system.h: Revert last change.
1172 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1174 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1175 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1176 (TARGET_SWITCHES): Delete.
1177 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1178 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1179 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1180 * config/xtensa/xtensa.opt: New file.
1182 2005-04-08 Ben Elliston <bje@au.ibm.com>
1184 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1185 * config/fp-bit.h: Tidy comments.
1187 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1189 * system.h: Poison PARAMS.
1191 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1193 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1194 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1195 (TARGET_SWITCHES): Delete.
1196 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1197 * config/vax/vax.opt: New file.
1199 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1201 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1203 2005-04-07 Ian Lance Taylor <ian@airs.com>
1205 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1207 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1208 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1211 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1213 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1214 all immediate uses in PHI nodes.
1216 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1218 * arm.c (arm_const_double_inline_cost): Handle any constant by
1219 using gen_lowpart and gen_highpart_mode.
1220 (note_invalid_constants): All constants in an RTX with a constraint
1221 that permits memory are now pushed to the constant pool.
1222 (output_move_double): Delete code to handle reg to reg and
1223 constant to reg moves.
1224 (const_double_needs_minipool, output_mov_immediate): Delete.
1225 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1226 CONST_INT and CONST_VECTOR.
1227 * arm.md (ANY64): New mode macro.
1228 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1229 (movdf_soft_insn): Split reg-reg and const-reg moves.
1230 (split patterns for 64-bit constant and register moves): New.
1231 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1232 (cirrus_movdf_hard_insn): Likewise.
1233 * fpa.md (movdf_fpa): Likewise.
1234 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1235 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1237 (movv2si_internal_2): Likewise.
1238 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1239 (movdf_vfp): Likewise.
1240 * arm-protos.h (output_mov_immediate): Delete prototype.
1242 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1245 * simplify-rtx.c (simplify_unary_operation_1): Check
1246 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1248 2005-04-06 James E Wilson <wilson@specifixinc.com>
1251 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1254 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1256 * coverage.h (GCOV_TYPE_NODE): Delete.
1257 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1258 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1259 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1260 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1261 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1263 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1266 * Makefile.in (gcc.pot): Remove options.c dependency.
1267 * optc-gen.awk: Don't quote help strings with N_().
1269 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1271 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1272 the function returns a pointer type.
1274 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1276 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1277 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1278 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1279 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1280 explicit_uses members.
1281 (get_or_create_used_part_for): Initialize new fields.
1282 (fieldoff_compare): New function.
1283 (create_overlap_variables_for): Count number of fields, use
1284 heuristic to determine whether to create subvars for vars with
1286 Sort the field list by offset and avoid creating duplicate SFT's.
1288 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1290 * c.opt (-F): Remove trailing whitespace from help string.
1291 (-finput-charset): Use a tab to separate the switch name and help
1293 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1294 (-ftree-vectorizer-verbose): Likewise.
1296 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1298 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1299 a PHI argument where a use occurs instead of all PHI arguments.
1301 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1303 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1306 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1308 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1309 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1310 config/bfin/bfin.h: Fix comment typos.
1312 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1314 * doc/install.texi: Update the URL for Jacks.
1315 * doc/sourcebuild.texi: Likewise.
1317 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1320 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1321 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1323 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1325 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1327 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1329 * config/v850/v850-protos.h (override_options): Delete.
1330 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1331 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1332 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1333 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1334 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1335 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1336 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1337 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1338 (OVERRIDE_OPTIONS): Delete.
1339 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1340 (small_memory_info): Remove the value field.
1341 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1343 * config/v850/v850.c (small_memory): Remove the value field.
1344 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1345 (override_options): Delete.
1346 (v850_handle_memory_option, v850_handle_option): New functions.
1347 * config/v850/v850.opt: New file.
1349 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1351 * config.host: Add a section for generic hosts, and a subsection
1352 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1353 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1354 * config/host-darwin.h: New.
1355 * config/x-darwin: New.
1356 * config/i386/host-i386-darwin.c: New.
1357 * config/i386/x-darwin: New.
1358 * config/rs6000/host-darwin.c: Include host-darwin.h.
1359 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1360 (darwin_rs6000_gt_pch_use_address): Likewise.
1361 * config/rs6000/x-darwin: Change name of .o built, update
1362 dependencies for changes to rs6000/host-darwin.c.
1364 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1367 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1369 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1371 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1372 split_loop_exit_edge instead of loop_split_edge_with.
1374 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1376 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1377 UNSPEC_SET_VSCR): New constants, used throughout.
1379 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1381 (altivec_vspltis<VI_char>): ... this pattern, using
1382 a QImode const_int_operand for the immediate.
1383 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1386 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1389 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1391 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1393 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1395 2005-04-06 Ben Elliston <bje@au.ibm.com>
1397 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1398 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1399 macros as living in "this file" and not gcc.h.
1401 2005-04-06 Ben Elliston <bje@au.ibm.com>
1403 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1404 -ftree-live_range_split. Perhaps renamed at some point?
1406 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1409 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1410 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1412 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1414 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1415 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1416 (number_of_iterations_special): New function.
1417 (number_of_iterations_exit): Use number_of_iterations_special.
1418 Use simplify_using_outer_evolutions only at -O3.
1419 (number_of_iterations_cond, tree_simplify_using_condition,
1420 simplify_using_initial_conditions, loop_niter_by_eval,
1421 compare_trees, can_count_iv_in_wider_type_bound,
1422 simplify_using_outer_evolutions): Use fold_build.
1424 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1426 * doc/install.texi (Configuration): Document --with-java-home.
1428 2005-04-05 Richard Henderson <rth@redhat.com>
1432 * config/i386/i386.c (print_operand): Handle vector zeros.
1433 (ix86_split_to_parts): Handle CONST_VECTOR.
1434 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1435 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1436 what modes to tie for MMX and SSE registers.
1437 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1438 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1439 to vector modes as well.
1440 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1441 properly as an input mode.
1443 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1445 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1447 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1449 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1451 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1453 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1454 and local functions, set sse_nregs to 8 and float_in_sse.
1455 (function_arg_advance, function_arg): If float_in_sse, pass
1456 SFmode and DFmode arguments in SSE registers.
1457 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1459 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1460 of -funit-at-a-time.
1462 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1464 * config/i386/i386-protos.h (ix86_function_value): Accept two
1465 arguments, like the target macro.
1466 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1467 * config/i386/i386.c (ix86_function_value): Accept the second
1468 argument of the target macro.
1469 (ix86_function_ok_for_sibcall): Pass a function pointer to
1470 ix86_function_value.
1471 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1472 call to ix86_value_regno).
1473 (ix86_value_regno): Add support for returning floating point values
1476 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1478 PR tree-optimization/20076
1479 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1480 that call __builtin_return or __builtin_apply_args.
1482 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1484 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1485 Use immediate use iterator.
1486 (stmt_is_bumper_for_loop): Use immediate use iterator.
1487 * predict.c (strip_builtin_expect): Use update_stmt.
1488 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1489 on all elements of a STATEMENT_LIST.
1490 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1491 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1492 (bsi_replace): Mark stmt as modified and the update it.
1493 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1494 (expand_complex_libcal): Call update_stmt.
1495 (expand_complex_comparison): Call mark_stmt_modified.
1496 (expand_complex_operations_1): Call update_stmt_if_modified.
1497 (expand_vector_operations_1): Call mark_stmt_modified.
1498 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1499 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1500 add_immediate_use, redirect_immediate_use,
1501 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1502 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1503 (mark_new_vars_to_rename): Call update_stmt.
1504 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1505 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1507 (unmodify_stmt): Delete.
1508 (update_stmt): New. Force an update of a stmt.
1509 (update_stmt_if_modified): update a stmt if it is out of date.
1510 (get_stmt_operands): Verify stmt is NOT modified.
1511 (stmt_modified_p): Update comment.
1512 (delink_imm_use): Remove a use node from its immuse list.
1513 (link_imm_use_to_list): Link a use node to a specific list.
1514 (link_imm_use): Link a node to the correct list.
1515 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1516 it in the correct list, if appropriate.
1517 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1518 (relink_imm_use): Link a use node in place of another node in a list.
1519 (relink_imm_use_stmt): LInk a node in place of another node, and set
1521 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1522 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1523 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1524 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1525 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1526 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1527 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1528 (has_zero_uses): New. Return true if there are no uses of a var.
1529 (has_single_use): New. Return true if there is only a single use of a
1531 (single_imm_use): New. Return the simgle immediate use.
1532 (num_imm_uses): New. Return the number of immediate uses.
1533 (get_v_must_def_ops): Use is now a pointer.
1534 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1535 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1537 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1538 (delink_stmt_imm_use): Delink all immuses from a stmt.
1539 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1540 * tree-flow.h (struct dataflow_d): Delete.
1541 (immediate_use_iterator_d): New. Immediate use iterator struct.
1542 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1543 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1544 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1546 (struct stmt_ann_d): Remove dataflow_t from struct.
1547 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1548 (if_convertible_phi_p): Use FAST immuse iterator.
1549 (if_convertible_loop_p): Don't call compute_immediate_uses.
1550 (replace_phi_with_cond_modify_expr): Call update_stmt.
1551 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1552 update_stmt_if_modified.
1553 (rewrite_all_into_ssa): Initialize ssa operands.
1554 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1555 compute_immediate_uses.
1556 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1557 ssa_property is available.
1558 (execute_one_pass): Change parameters passed to execute_todo.
1559 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1560 (remove_ssa_form): Call fini_ssa_operands.
1561 (insert_backedge_copies): Delete call to modify_stmt.
1562 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1563 (release_phi_node): Delink any use nodes before releasing.
1564 (resize_phi_node): Relink any use nodes.
1565 (remove_phi_arg_num): Delink the use node.
1566 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1567 (remove_all_phi_nodes_for): Release phi node first.
1568 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1569 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1570 (scalarize_use, scalarize_copy): Call update_stmt.
1571 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1572 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1573 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1574 (ccp_initialize): Remove call to compute_immediate_uses.
1575 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1576 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1578 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1579 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1580 (eliminate_redundant_computations): Call mark_stmt_modified.
1581 (cprop_operand): Call mark_stmt_modified.
1582 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1583 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1584 (dse_optimize_stmt): Use new immuse interface.
1585 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1586 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1587 (substitute_single_use_vars): Use new immuse interface.
1588 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1589 and compute_immediate_uses.
1590 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1592 (rewrite_mem_refs): Call update_stmt.
1593 (determine_lsm): Remove call to compute_imm_uses and free_df.
1594 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1595 (try_unroll_loop_completely): Call update_stmt.
1596 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1597 (rewrite_use_compare): Call update_stmt.
1598 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1599 (rewrite_use) : Call update_stmt.
1600 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1601 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1603 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1604 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1605 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1607 (initialize_vuse_operand): New. Initialize a vuse operand.
1608 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1609 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1610 (finalize_ssa_defs): Use stmt parameter.
1611 (correct_use_link): Ensure a use node is in the correct list, and has
1612 the correct stmt pointer.
1613 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1614 finalize_ssa_v_must_defs): Also initialize use nodes.
1615 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1616 (build_ssa_operands): Seperate parsing from final operand construction.
1617 (parse_ssa_operands): New. Parse entry point for operand building.
1618 (swap_tree_operands): New. Swap 2 tree operands.
1619 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1621 (get_expr_operands): Call swap_tree_operands when needed.
1622 (copy_virtual_operands): Use initialize routines for virtual use ops.
1623 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1624 (verify_abort): New. Issue imm_use error.
1625 (verify_imm_links): New Verify imm_use links for a var.
1626 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1627 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1628 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1629 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1630 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1631 (NULL_USE_OPERAND_P) Define.
1632 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1634 (struct vuse_operand_type): New struct.
1635 (SET_USE): Call set_ssa_use_from_ptr.
1637 (PHI_ARG_INDEX_FROM_USE): Define.
1638 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1639 argument via SET_USE, not PHI_ARG_DEF_TREE.
1640 * tree-ssa-pre.c (eliminate): Call update_stmt.
1641 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1643 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1644 (nearest_common_dominator_of_uses): Use imm_use iterator.
1645 (statement_sink_location): Use imm_use iterator and interface.
1646 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1647 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1648 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1649 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1650 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1651 if new parameter is true.
1652 (init_tree_ssa): Don't initialize operand cache here.
1653 (delete_tree_ssa): Don't destroy operand cache here.
1654 (propagate_into_addr): Pass in a use pointer, return true if anything
1656 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1657 (check_phi_redundancy): Use imm_use iterator.
1658 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1660 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1661 (release_ssa_name): Delink node and all elements in its imm_use list.
1662 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1663 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1664 * tree-vectorizer.c (need_imm_uses_for): Delete.
1665 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1666 * tree.h (struct ssa_imm_use_d): Define.
1667 (SSA_NAME_IMM_USE_NODE): Define.
1668 (struct tree_ssa_name): Add imm_use node.
1670 (PHI_ARG_IMM_USE_NODE): Define.
1671 (struct phi_arg_d): Add imm_use node.
1672 (struct tree_phi_node): Remove struct dataflow_d element.
1673 (TDF_STMTADDR): Define.
1675 2005-04-05 Dale Johannesen <dalej@apple.com>
1677 * doc/invoke.texi (Optimization Options): Remove
1678 duplicate -fcse-follow-jumps. Add -fweb.
1679 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1680 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1682 2005-04-05 Per Bothner <per@bothner.com>
1684 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1685 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1686 (warn_uninit): Get EXPR_LOCUS from context now instead.
1687 This fixes a USE_MAPPED_LOCATION testsuite failure.
1689 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1691 2005-04-05 Per Bothner <per@bothner.com>
1693 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1694 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1695 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1698 2004-04-05 Devang Patel <dpatel@apple.com>
1700 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1701 (lhsr<mode>3): ... new name.
1702 (altivec_vsra<VI_char>): Rename to ..
1703 (ashr<mode>3): ... new name.
1704 * config/rs6000/rs6000.c (builtin_description): Rename shift
1707 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1709 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1710 gen_lowpart_for_combine.
1711 * cse.c (gen_lowpart_if_possible): Move...
1712 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1714 (gen_lowpart_no_emit_general): Use it.
1716 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1718 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1721 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1723 * system.h: Fix typo.
1725 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1727 * config/bfin/bfin-modes.def: New file.
1728 * config/bfin/bfin-protos.h: New file.
1729 * config/bfin/bfin.c: New file.
1730 * config/bfin/bfin.h: New file.
1731 * config/bfin/bfin.md: New file.
1732 * config/bfin/bfin.opt: New file.
1733 * config/bfin/crti.s: New file.
1734 * config/bfin/crtn.s: New file.
1735 * config/bfin/elf.h: New file.
1736 * config/bfin/lib1funcs.asm: New file.
1737 * config/bfin/predicates.md: New file.
1738 * config/bfin/t-bfin: New file.
1739 * config/bfin/t-bfin-elf: New file.
1740 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1741 Document new attributes.
1742 (interrupt, interrupt_handler, saveall): Update documentation for
1744 * doc/install.texi (Specific): Add entry for the Blackfin.
1745 * doc/invoke.texi (Blackfin Options): New section.
1746 * doc/md.texi (Blackfin family): New section to document constraints.
1747 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1749 2005-04-05 Olivier Hainque <hainque@adacore.com>
1751 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1752 match what the system unwinder expects.
1753 * config/mips/mips.c (mips_frame_set): If we're saving the return
1754 address register and the dwarf return address column number differs
1755 from the hard register number, adjust the note reg to refer to the
1758 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1760 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1761 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1762 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1763 (processor_type): New enum.
1764 (mn10300_processor): New variable.
1765 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1766 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1767 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1768 (PROCESSOR_DEFAULT): New macro.
1769 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1770 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1771 (mn10300_handle_option, mn10300_override_options): New functions.
1772 * config/mn10300/mn10300.opt: New file.
1774 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1775 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1777 PR tree-optimization/19903
1778 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1779 that don't fit in their type after conversion.
1781 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1784 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1785 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1786 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1787 flag here. Implement using define_insn_and_split.
1788 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1789 (frndintxf2_mask_pm_i387): New insn patterns.
1790 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1791 Do not set ix86_optimize_mode_switching flag.
1792 (ceilsf2, ceildf2, ceilxf2): Same.
1793 (btruncsf2, btruncdf2, btruncxf2): Same.
1794 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1796 2005-04-05 Ian Lance Taylor <ian@airs.com>
1799 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1800 i386_pe_record_external_function.
1801 (i386_pe_record_external_function): Update declaration.
1802 * config/i386/winnt.c (struct extern_list): Add decl field.
1803 (i386_pe_record_external_function): Add decl parameter.
1804 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1806 * config/i386/i386-protos.h (i386_pe_record_external_function):
1809 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1811 * config/m68k/m68k-protos.h: Add a prototype for
1812 valid_dbcc_comparison_p_2.
1813 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1814 extend_operator, const_uint32_operand, const_sint32_operand,
1815 general_src_operand, nonimmediate_src_operand,
1816 memory_src_operand, post_inc_operand, pre_dec_operand,
1817 pcrel_address): Move to predicates to predicates.md.
1818 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1819 * config/m68k/m68k.md: Include predicates.md.
1820 * config/m68k/predicates.md: New.
1822 2005-04-04 Roger Sayle <roger@eyesopen.com>
1824 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1826 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1828 2005-04-04 Ian Lance Taylor <ian@airs.com>
1830 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1832 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1833 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1834 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1835 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1836 * c-common.c (c_do_switch_warnings_1): New static function broken
1837 out of c_do_switch_warnings.
1838 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1839 (c_do_switch_expr_warnings): New function.
1840 * c-common.h (c_do_switch_expr_warnings): Declare.
1842 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1843 Daniel Jacobowitz <dan@codesourcery.com>
1845 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1847 * rtlanal.c (may_trap_p): Same.
1849 2005-04-04 Dale Johannesen <dalej@apple.com>
1851 * ChangeLog: remove reference to ChangeLog.12.
1853 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1855 CRIS epilogue as RTL.
1856 * config/cris/cris.md: Change all 0 in unspec 0 to
1858 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1859 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1861 ("return"): Change to define_expand. Call cris_expand_return for
1863 ("*return_expanded"): New pattern.
1864 ("epilogue"): New define_expand.
1865 * config/cris/cris.h (PREDICATE_CODES): Add
1866 cris_load_multiple_op.
1867 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1869 (enum cris_retinsn_type): New.
1870 (struct machine_function): New member return_type.
1871 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1872 (cris_target_asm_function_epilogue): Remove, moving RTLified
1874 (cris_expand_epilogue): New function.
1875 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1876 (cris_gen_movem_load, cris_load_multiple_op)
1877 (cris_return_address_on_stack_for_return, cris_expand_return): New
1879 (cris_target_asm_function_prologue)
1880 (cris_initial_frame_pointer_offset): Call
1881 cris_reg_saved_in_regsave_area instead of complicated expression.
1882 Call cris_return_address_on_stack instead of an expression.
1883 (cris_print_operand) <case 'o', case 'O'>: New cases.
1884 (cris_return_address_on_stack): Change return-type to bool.
1885 (cris_simple_epilogue): Ditto. Return false if registers are
1887 * config/cris/cris-protos.h (cris_simple_epilogue)
1888 (cris_return_address_on_stack): Adjust prototype return type.
1889 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1890 (cris_return_address_on_stack_for_return): New prototypes.
1892 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1894 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1895 gpr_or_int12_operand.
1897 * config/frv/frv-protos.h: Add a prototype to
1898 frv_legitimate_memory_operand and frv_const_unspec_p.
1899 (frv_unspec): Move from frv.c.
1900 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1901 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1902 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1903 gpr_or_fpr_operand, gpr_or_int12_operand,
1904 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1905 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1906 int6_operand, int5_operand, uint5_operand, uint4_operand,
1907 uint1_operand, int_2word_operand, uint16_operand,
1908 upper_int16_operand, integer_register_operand,
1909 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1910 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1911 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1912 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1913 move_destination_operand, movcc_fp_destination_operand,
1914 frv_function_symbol_referenced_p, move_source_operand,
1915 condexec_dest_operand, condexec_source_operand,
1916 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1917 const_unspec_operand, gpr_or_memory_operand,
1918 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1919 icc_operand, fcc_operand, cc_operand, icr_operand,
1920 fcr_operand, cr_operand, call_operand, sibcall_operand,
1921 symbolic_operand, relational_operator,
1922 integer_relational_operator, float_relational_operator,
1923 ccr_eqne_operator, minmax_operator,
1924 condexec_si_binary_operator, condexec_si_media_operator,
1925 condexec_si_divide_operator, condexec_si_unary_operator,
1926 condexec_sf_conv_operator, condexec_sf_add_operator,
1927 condexec_memory_operand, intop_compare_operator, acc_operand,
1928 even_acc_operand, quad_acc_operand, accg_operand: Move to
1930 * config/frv/frv.h (PREDICATE_CODES): Remove.
1931 * config/frv/frv.md: Include predicates.md.
1932 * config/frv/predicates.md: New.
1934 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1937 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1938 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1939 (add_standard_iv_candidates_for_size): New function, extracting code
1940 from add_standard_iv_candidates and parameterizing it by type size.
1941 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1943 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1945 * system.h (GCOV_SIZE_TYPE): Unposion.
1946 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1947 (GCOV_TYPE_SIZE): ...this new macro.
1948 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1949 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1950 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1951 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1952 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1953 instead of unsigned_intSI_type_node.
1954 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1955 (rtl_gen_one_value_profiler_no_edge_manipulation)
1956 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1957 * value-prof.c: Include coverage.h.
1959 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1960 Diego Novillo <dnovillo@redhat.com>
1962 Fix PR tree-optimization/20703
1963 Fix PR tree-optimization/20725
1965 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1966 (create_expression_by_pieces): Ditto.
1967 (valid_in_set): Ditto. Also handle tcc_declaration.
1968 (find_or_generate_expression): Handle comparison class.
1969 (insert_into_preds_of_block): Ditto.
1970 (insert_aux): Ditto.
1971 (create_value_expr_from): Handle comparison class, recursively
1972 handle reference nodes.
1973 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1974 (execute_pre): Fix spacing.
1975 (do_fre): Renamed to execute_fre.
1977 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1979 * doc/invoke.texi (SPARC options): Document that
1980 -mlittle-endian is not supported on Linux either.
1982 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1986 * config.gcc (Obsolete configurations): Remove
1987 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1988 (sparclite-*-coff*): Delete.
1989 (sparclite-*-elf*): Likewise.
1990 (sparc86x-*-elf*): Likewise.
1991 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1992 * config/sparc/lite.h: Delete.
1993 * config/sparc/litecoff.h: Likewise.
1994 * config/sparc/liteelf.h: Likewise.
1995 * config/sparc/sp86x-elf.h: Likewise.
1996 * config/sparc/t-sparclite: Likewise.
1997 * config/sparc/t-sp86x: Likewise.
1999 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2001 * config/s390/s390-protos.h: (s390_comparison,
2002 s390_alc_comparison, s390_slb_comparison, const0_operand,
2003 consttable_operand, larl_operand, s_operand,
2004 shift_count_operand, bras_sym_operand, load_multiple_operation,
2005 store_multiple_operation, s390_plus_operand): Remove prototypes.
2006 (s390_legitimate_address_without_index_p): New prototype.
2007 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2009 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2010 const0_operand, consttable_operand, larl_operand, s_operand,
2011 shift_count_operand, bras_sym_operand, load_multiple_operation,
2012 store_multiple_operation, s390_plus_operand): Move to
2014 (check_mode): Remove.
2015 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2017 (s390_legitimate_address_without_index_p): New.
2018 * config/s390/s390.h (PREDICATE_CODES): Remove.
2019 * config/s390/s390.md: Include predicates.md.
2020 * config/s390/predicates.md: New.
2022 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2025 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2026 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2027 (NEED_INDICATE_EXEC_STACK): Define to 1.
2028 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2029 (NEED_INDICATE_EXEC_STACK): Define to 1.
2030 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2031 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2032 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2033 (pic_helper_emitted_p): New global.
2034 (emit_pic_helper): New function extracted from...
2035 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2036 Do not call emit_pic_helper if delay_pic_helper is true.
2037 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2038 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2039 (sparc_file_end): New function.
2041 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2043 * config/mcore/mcore-protos.h: Remove the prototypes for
2044 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2045 mcore_general_movdst_operand, mcore_reload_operand,
2046 mcore_arith_J_operand, mcore_arith_K_operand,
2047 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2048 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2049 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2050 mcore_literal_K_operand, mcore_addsub_operand,
2051 mcore_compare_operand, mcore_load_multiple_operation,
2052 mcore_store_multiple_operation, mcore_call_address_operand.
2053 Add a prototype for const_ok_for_mcore.
2054 * config/mcore/mcore.c (mcore_call_address_operand,
2055 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2056 mcore_arith_reg_operand, mcore_reload_operand,
2057 mcore_arith_J_operand, mcore_arith_K_operand,
2058 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2059 mcore_arith_M_operand, mcore_arith_imm_operand,
2060 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2061 mcore_literal_K_operand, mcore_addsub_operand,
2062 mcore_compare_operand, mcore_load_multiple_operation,
2063 mcore_store_multiple_operation): Move to predicates.md.
2064 (const_ok_for_mcore): Export.
2065 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2066 * config/mcore/mcore.md: Include predicates.md.
2067 * config/mcore/predicates.md: New.
2069 * config/mcore/predicates.md: Fix a comment typo.
2071 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2072 Adrian Straetling <straetling@de.ibm.com>
2074 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2075 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2076 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2078 ("imul"): Removed from "type" attribute.
2079 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2080 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2081 Changed type to imulsi.
2082 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2084 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2086 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2087 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2088 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2089 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2090 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2091 (TARGET_SWITCHES, mcore_stack_increment_string)
2092 (TARGET_OPTIONS): Delete.
2093 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2094 than *_BIT constants.
2095 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2096 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2097 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2098 (mcore_override_options): Delete mcore_stack_increment code.
2099 Change use of M340_BIT to MASK_M340.
2100 * config/mcore/mcore.opt: New file.
2102 2005-04-04 Ian Lance Taylor <ian@airs.com>
2104 * config/arm/arm.c (replace_symbols_in_block): Remove static
2107 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2109 * config/fr30/fr30-protos.h: Remove the prototypes for
2110 stack_add_operand, add_immediate_operand,
2111 high_register_operand, low_register_operand, call_operand,
2112 di_operand, and nonimmediate_di_operand.
2113 * config/fr30/fr30.c (stack_add_operand,
2114 add_immediate_operand, high_register_operand,
2115 low_register_operand, call_operand, di_operand,
2116 nonimmediate_di_operand): Move to predicates.md.
2117 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2118 * config/fr30/fr30.md: Include predicates.md.
2119 * config/fr30/predicates.md: New.
2121 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2122 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2123 mcore_call_address_operand.
2125 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2126 general_movsrc_operand.
2128 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2130 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2133 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2136 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2139 2005-04-04 Richard Henderson <rth@redhat.com>
2140 Jakub Jelinek <jakub@redhat.com>
2142 PR rtl-optimization/16104
2143 * fold-const.c (fold_unary): Fix folding of vector conversions.
2145 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2147 * config.gcc (xstormy16-*-elf): Set extra_options.
2148 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2149 * config/stormy16/stormy16.opt: New file.
2151 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2153 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2154 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2155 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2156 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2157 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2158 (TARGET_UNIX_ASM): Delete.
2159 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2160 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2161 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2162 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2163 * config/pdp11/pdp11.opt: New file.
2165 2005-04-03 Roger Sayle <roger@eyesopen.com>
2166 Alexandre Oliva <aoliva@redhat.com>
2169 * fold-const.c (non_lvalue): Split tests into...
2170 (maybe_lvalue_p): New function.
2171 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2172 C++ front-end prior to lowering into gimple form.
2174 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2176 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2177 BUILT_IN_STRNCASECMP): New.
2178 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2181 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2184 * arm.md (addsi3_compare0_for_combiner): Delete.
2185 (addsi3_compare0_scratch_for_combiner): Delete.
2186 (cmpsi_neg_shiftsi): Delete.
2187 (compare_negsi_si): New pattern.
2188 (cmpsi_negshiftsi_si): New pattern.
2189 (negated_cbranchsi4): Restrict to equality_operator.
2191 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2194 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2196 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2199 * doc/install.texi: Fix a typo.
2201 2005-04-03 Steven Bosscher <stevenb@suse.de>
2204 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2205 a computed goto if the edge to the computed goto block has
2206 incoming abnormal edges. Clarify how the function works.
2208 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2210 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2211 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2212 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2213 hash_scan_set, reg_set_between_after_reload_p,
2214 reg_used_between_after_reload_p, get_avail_load_store_reg,
2215 eliminate_partially_redundant_load): Likewise.
2216 * postreload.c (reload_cse_simplify_set,
2217 reload_combine_note_use): Likewise.
2218 * predict.c (predict_insn, expected_value_to_br_prob,
2219 propagate_freq, expensive_function_p): Likewise.
2220 * print-rtl.c (print_rtx): Likewise.
2221 * profile.c (instrument_edges, instrument_values,
2222 compute_branch_probabilities, branch_prob, union_groups,
2223 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2224 * protoize.c (in_system_include_dir, file_could_be_converted,
2225 file_normally_convertible, gen_aux_info_file, seek_to_line,
2226 do_cleaning): Likewise.
2227 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2228 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2229 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2231 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2233 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2234 * modulo-sched.c (undo_replace_buff_elem): New structure.
2235 (kernel_number_of_cycles, ps_unschedule_node,
2236 undo_generate_reg_moves,free_undo_replace_buff,
2237 undo_permute_partial_schedule, loop_single_full_bb_p,
2238 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2239 build_loops_structure, get_sched_window): New.
2240 (generate_reg_moves): Return undo_replace_buff_elem and other
2242 (generate_prolog_epilog): Remove old loop versioning.
2243 (sms_schedule): Use loop information and loop_version.
2244 (sms_schedule_by_order): Split part of it to get_sched_window.
2245 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2246 cfg_layout_finalize and free_dominance_info before/after SMS.
2248 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2250 * cfghooks.c (lv_flush_pending_stmts,
2251 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2252 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2253 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2254 lv_add_condition_to_bb,
2255 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2256 flush_pending_stmts): New in cfg_hooks structure.
2257 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2258 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2259 lv_add_condition_to_bb): New declarations.
2260 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2262 (loop_version): Declare.
2263 * cfgloopmanip.c (cfghooks.h): Include.
2264 (duplicate_loop_to_header_edge): Change return type to bool.
2265 (loop_version, lv_adjust_loop_entry_edge): Move here.
2266 * cfgrtl.c (cfgloop.h): Include.
2267 (rtl_verify_flow_info_1): Fix.
2268 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2269 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2271 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2272 tree_lv_add_condition_to_bb): New.
2273 (tree_cfg_hooks): Add new hooks to initialization.
2274 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2275 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2277 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2279 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2280 xstormy16_below100_or_register,
2281 xstormy16_splittable_below100_or_register, and
2282 nonimmediate_nonstack_operand.
2284 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2285 xstormy16_ineqsi_operator, equality_operator,
2286 inequality_operator, shift_operator,
2287 xstormy16_below100_operand, xstormy16_below100_or_register,
2288 xstormy16_splittable_below100_or_register,
2289 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2290 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2291 equality_operator, inequality_operator,
2292 xstormy16_below100_operand, xstormy16_below100_or_register,
2293 xstormy16_splittable_below100_or_register,
2294 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2295 nonimmediate_nonstack_operand, shift_operator): Move to
2297 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2298 * config/stormy16/stormy16.md: Include predicates.md.
2299 * config/stormy16/predicates.md: New.
2301 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2303 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2304 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2305 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2306 move_operand, power_of_2_operand): Move to predicates.md.
2307 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2308 PREDICATE_CODE): Remove.
2309 * config/iq2000/iq2000.md: Include predicates.md.
2310 * config/iq2000/predicates.md: New.
2312 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2314 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2315 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2316 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2317 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2318 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2319 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2320 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2321 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2322 (TARGET_M68HC11): Delete.
2323 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2324 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2325 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2326 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2327 (nb_soft_regs): Delete.
2328 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2329 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2330 and MASK_M6812 being set simultaneously. Change the code that sets
2331 the default m68hc11_soft_reg_count to use integers instead of strings.
2332 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2333 m68hc11_soft_reg_count (which now has an int type) as the number
2335 * config/m68hc11/m68hc11.opt: New file.
2337 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2339 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2340 fp_displacement_operand, sp_displacement_operand.
2342 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2344 Remove the prototypes for tst_operand, cmp_operand,
2345 stack_register_operand, d_register_operand,
2346 hard_addr_reg_operand, splitable_operand,
2347 m68hc11_logical_operator, m68hc11_arith_operator,
2348 m68hc11_non_shift_operator, m68hc11_shift_operator,
2349 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2350 non_push_operand, hard_reg_operand, and
2351 reg_or_some_mem_operand.
2352 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2354 (tst_operand, cmp_operand, non_push_operand,
2355 splitable_operand, reg_or_some_mem_operand,
2356 stack_register_operand, d_register_operand,
2357 hard_addr_reg_operand, hard_reg_operand,
2358 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2359 m68hc11_arith_operator, m68hc11_non_shift_operator,
2360 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2362 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2363 * config/m68hc11/m68hc11.md: Include predicates.md.
2364 * config/m68hc11/predicates.md: New.
2366 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2369 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2370 change checked in along with 2005-03-03's patch for debug/20253.
2371 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2372 (remap_decl): Insert type decl in map earlier.
2374 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2376 PR tree-optimization/20640
2377 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2378 post-dominator if it has phi nodes.
2379 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2380 before dead statements.
2382 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2385 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2387 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2389 PR rtl-optimization/20290
2390 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2391 in every iteration if the entry point is the exit test.
2393 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2395 * config/cris/cris.md (attribute "length"): Define.
2397 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2399 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2400 (word_offset_memref_operand): New.
2401 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2402 (indexed_or_indirect_operand): Delete.
2403 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2404 (indexed_or_indirect_operand): Delete.
2406 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2409 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2412 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2413 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2415 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2417 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2419 2005-04-01 Ian Lance Taylor <ian@airs.com>
2421 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2422 (rus, prus): Remove static variables.
2423 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2424 (process_command): Permit report_times and use_pipes together.
2426 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2428 * c-decl.c (validate_proto_after_old_defn): Look at
2429 TYPE_MAIN_VARIANT of argument types.
2431 2005-04-01 Paul Brook <paul@codesourcery.com>
2433 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2434 (arm_output_function_epilogue): Allow call_via_SP.
2435 (thumb_call_via_reg, arm_file_end): Ditto.
2436 * config/arm/arm.h (struct machine_function): Include space for SP.
2437 (thumb_call_via_label): Update declaration.
2439 2005-04-01 Ian Lance Taylor <ian@airs.com>
2441 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2442 doing a peephole optimization, once again put any notes in the
2445 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2447 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2449 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2451 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2452 (block_alloc, find_free_reg): Likewise.
2453 * loop-doloop.c (doloop_modify): Likewise.
2454 * loop-invariant.c (record_use): Likewise.
2455 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2456 get_iv_value, canon_condition, eliminate_implied_condition,
2457 eliminate_implied_condition, simplify_using_initial_values,
2458 shorten_into_mode, canonicalize_iv_subregs,
2459 iv_number_of_iterations): Likewise.
2460 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2461 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2462 unswitch_loop): Likewise.
2463 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2464 move_movables, replace_call_address, find_and_verify_loops,
2465 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2466 record_giv, final_giv_value, general_induction_var,
2467 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2468 loop_giv_dump): Likewise.
2470 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2471 GCOV_CHECK_WRITING): Remove.
2472 (gcov_position, gcov_rewrite): Use gcc_assert.
2473 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2474 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2475 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2478 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2480 * tree-inline.c: Fix a typo.
2482 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2484 * configure.ac (enable-checking): Explicitly set all variables for
2485 collective switch values. Alphabetize variables. Rename
2486 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2488 * doc/install.texi (enable-checking): Update documentation.
2489 * configure: Rebuilt.
2491 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2493 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2496 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2498 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2499 Also reject cases where this pattern will cause load delay stalls
2500 unless optimizing for size and it will produce a shorter sequence.
2501 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2502 variants to avoid pre-adjusting the base when possible.
2504 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2506 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2507 the frame and argument pointers.
2508 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2509 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2510 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2511 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2512 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2513 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2515 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2517 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2518 with entry for selectany attribute.
2519 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2521 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2522 (i386_pe_asm_named_section): Handle sections generated by
2523 selectany attribute.
2524 * doc/extend.texi (selectany): Document attribute.
2526 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2527 Jan Hubicka <jh@suse.cz>
2529 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2530 to fix addresses involving EBP and ESP.
2531 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2532 for SUBREGed registers.
2533 (legitimate_address_p): Accept SUBREGed registers.
2535 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2538 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2539 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2542 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2544 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2546 2005-04-01 James E Wilson <wilson@specifixinc.com>
2549 * dwarf2out.c (rtl_for_decl_init): New function.
2550 (rtl_for_decl_location): Extracted from here.
2551 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2552 add_const_value_attribute. Delete initializer_constant_valid_p call.
2554 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2556 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2557 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2558 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2559 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2560 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2561 config/i386/i386.md, config/rs6000/predicates.md,
2562 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2563 config/s390/s390.c, config/stormy16/stormy16.c,
2564 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2567 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2570 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2571 COND_EXPR and CALL_EXPR.
2573 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2576 * genautomata.c (first_cycle_unit_presence): Check all alternative
2577 states for unit presence.
2579 * doc/md.texi: Remove remark about impossibility to query unit
2580 presence in non nondeterministic automaton state.
2582 * config/ia64/ia64.c (get_template): Change order of unit querying.
2584 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2586 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2589 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2591 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2592 flag for edges outside any loops.
2594 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2596 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2598 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2600 * tree-ssa-alias.c: Follow spelling conventions.
2601 * doc/tree-ssa.texi: Fix a typo.
2603 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2605 * postreload-gcse.c: Include target.h.
2606 (gcse_after_reload_main): Return early if we cannot modify jumps.
2607 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2609 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2611 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2612 expensive operations.
2614 2005-03-31 Ian Lance Taylor <ian@airs.com>
2616 * collect2.c (lderrout): New variable.
2617 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2618 if it is set, to stderr.
2619 (handler): Unlink lderrout if it is set.
2620 (dump_file): Add "to" parameter. Change all callers.
2621 (main): Initialize lderrout.
2622 (collect_execute): Add errname parameter. Change all callers.
2623 Rename redir parameter to outname. Never pass
2624 PEX_STDERR_TO_STDOUT to pex_run.
2625 * collect2.h (collect_execute, dump_file): Update declarations.
2626 * tlink.c (tlink_execute): Add errname parameter. Change all
2628 (do_tlink): Check lderrout as well as ldout.
2630 2005-03-31 Caroline Tice <ctice@apple.com>
2632 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2633 (bb-reorder.o): Add errors.h to list of requirements.
2634 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2635 profiledbootstrap flags.
2636 * bb-reorder.c (errors.h): Add new include.
2637 (struct bbro_basic_block_data_def): Add new field, in_trace.
2638 (add_unlikely_executed_notes): Remove function.
2639 (mark_bb_for_unlikely_executed_section): Remove function.
2640 (insert_section_boundary_note): New function.
2641 (verify_hot_cold_block_grouping): New function.
2642 (push_to_next_round_p): Remove variables and tests that push all
2643 cold blocks to last round.
2644 (find_traces): Remove code that added extra round of trace finding
2645 when doing partitioning.
2646 (find_traces_1_round) : Remove variable last_round; add code to
2647 update new struct field, in_trace; correct trace_length where it was
2648 incorrect before (after call to copy_bb); change code that pushed all
2649 cold blocks to last round. Instead verify that all blocks going into
2650 a trace belong in the same partition.
2651 (connect_traces): Modify to connect the traces in two passes, if the
2652 function contains both hot and cold blocks. The first pass connects
2653 all the traces for blocks in the partition that the first block in
2654 the function belongs to; the second pass connnects all the traces
2655 containing blocks that belong in the other partition.
2656 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2657 code that automatically put the first block in a function into the
2658 hot partition if the function had any hot blocks.
2659 (fix_crossing_unconditional_branches): Check number of succ edges
2660 before attempting to get one.
2661 (fix_edges_for_rarely_executed_code): Update comment describing
2663 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2664 remove call to add_unlikely_executed_notes; add call to
2665 verify_hot_cold_block_grouping.
2666 (duplicate_computed_gotos): Don't change computed goto if it's a
2668 (partition_hot_cold_basic_blocks): Update function comment.
2669 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2671 (try_forward_edges): Likewise.
2672 (merge_blocks_move_predecessor_nojumps): Likewise.
2673 (merge_blocks_move_successor_nojumps): Likewise.
2674 (merge_blocks_move): Likewise.
2675 (try_crossjump_bb): Likewise.
2676 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2677 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2678 notes to cold bb's; remove call to update_unlikely_executed_notes.
2679 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2680 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2681 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2682 function declaration.
2683 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2685 (rtl_can_merge_blocks): Remove redundancy from condition.
2686 (try_redirect_by_replacing_jump): Likewise.
2687 (force_nonfallthru_and_redirect): Remove code for adding
2688 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2689 (commit_one_edge_insertion): Likewise.
2690 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2691 * dbxout.c (FORCE_TEXT): Replace function_section with
2692 current_function_section.
2693 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2694 function, switch_text_section.
2695 (struct xcoff_debug): Likewise.
2696 (dbxout_function_end): Add code to put out label diffs for both
2697 hot and cold sections.
2698 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2699 for new debug_hooks funciton, switch_text_section..
2700 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2701 switch_text_section.
2702 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2703 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2704 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2705 dw_fde_switched_sections.
2706 (output_call_frame_info): Add test to see if function switches text
2707 sections in the middle; if so, use appropriate extra hot and cold
2708 section labels to compute size deltas for the hot and cold sections.
2709 (dwarf2out_begin_prologue): Add code to initialize new fields in
2711 (dwarf2out_switch_text_section): New function (invoked through
2712 debug_hook); updates new fields in dw_fde_struct appropriately and
2713 increments separate_line_info_table_in_use.
2714 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2715 dwarf2out_switch_text_section.
2716 (struct var_loc_node): Add new field, section_label.
2717 (output_aranges): Add code to check whether in hot or cold section and
2718 use the appropriate label in calculating deltas.
2719 (output_ranges): Likewise.
2720 (output_line_info): Add code to check which section we're in and
2721 use appropriate hot/cold label.
2722 (add_location_or_constant_value_attribute): Likewise.
2723 (gen_subprogam_die): Modify arange attributes to use correct labels.
2724 (dwarf2out_begin_block): Change call to function_section into call to
2725 current_function_section.
2726 (dwarf2out_end_block): Likewise.
2727 (dwarf2out_source_line): Likewise.
2728 (dwarf2out_var_location): Add code to check whether in hot or cold
2729 section and use the appropriate label.
2730 * except.c (output_function_exception_table): Change call to
2731 function_section into call to current_function_section.
2732 * final.c (profile_function): Likewise.
2733 (scan_ahead_for_unlikely_executed_note): Remove function.
2734 (final_scan_insn): Remove calls to
2735 scan_ahead_for_unlikely_executed_note, and related code for switching
2736 to cold section, except for the single time
2737 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2738 debug_hooks->switch_text_sections; replace appropriate calls to
2739 function_section with calls to current_function_section.
2740 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2741 test_bb to condition.
2742 (find_if_case_2): Likewise.
2743 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2744 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2745 * opts.c (decode_options): Change warning about hot/cold partitioning
2746 with exceptionss to inform (so as not to cause bootstrap failures);
2747 remove warning about partitioning with DWARF debug info.
2748 * output.h (current_function_section): Add new function decl.
2749 (insert_section_boundary_note): Likewise.
2750 (enum in_section): Move this declaration here from varasm.c.
2751 (unlikely_section_label): Likewise.
2752 (unlikely_text_section_name): Likewise.
2753 (last_text_section_name): New global variable.
2754 (last_text_section): Likewise.
2755 (hot_section_label): Likewise.
2756 (hot_section_end_label): Likewise.
2757 (cold_section_end_label): Likewise.
2758 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2759 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2760 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2761 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2762 insn from consideration.
2763 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2764 switch_text_section.
2765 * varasm.c (basic-block.h): Add new include.
2766 (unlikely_section_label_printed): Remove global variable.
2767 (unlikely_section_label): Make global variable not be static any more.
2768 (unlikely_text_section_name): Likewise.
2769 (hot_section_end_label): New global variable (not static)
2770 (first_function_block_is_cold): Likewise.
2771 (hot_section_label): Likewise.
2772 (cold_section_end_label): Likewise..
2773 (last_text_section): New global variable, not static.
2774 (last_text_section_name): New global variable, not static.
2775 (initialize_cold_section_name): New function.
2776 (enum in_section): Move declaration to output.h.
2777 (text_section): Update last_text_section.
2778 (unlikely_text_section): Replace code to determine cold section name
2779 with call to initialize_cold_section_name; Add code to update
2780 last_text_section; remove code for printing out label.
2781 (named_section_real): Add code to update last_text_section and
2782 last_text_section_name as appropriate.
2783 (function_section): Change test for 'unlikely' to depend on
2784 first_function_block_is_cold (moved old test to
2785 current_function_section).
2786 (current_function_section): New function.
2787 (assemble_start_function): Move code that frees
2788 unlikely_text_section_name; initialize hot_section_end_label;
2789 print hot and cold section labels at the start of the function;
2790 set first_function_block_is_cold, if appropriate; initialize l
2791 ast_text_section; add call to insert_section_boundary_note.
2792 (assemble_end_function): Add code to write out hot and cold section
2794 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2795 switch_text_section.
2796 * config/darwin.c (machopic_select_section): Replace incorrect
2797 function in base_funs; update reloc for cold sections if necessary.
2798 * config/darwin.h (SECTION_FUNCTION): Add code to update
2799 last_text_section if appropriate.
2800 (text_unlikely_section): Remove.
2801 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2802 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2803 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2804 partitioning for this architecture.
2806 2005-03-31 Olivier Hainque <hainque@adacore.com>
2808 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2809 defined and non-zero.
2811 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2814 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2817 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2820 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2821 label operand. Remove (use (unspec..)). Don't emit a label on
2823 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2824 generate inline label for load_toc_v4_PIC_1b.
2825 (rs6000_emit_load_toc_table): Likewise.
2827 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2829 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2830 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2832 2005-03-29 Devang Patel <dpatel@apple.com>
2834 * tree-sra.c (decide_block_copy): Disable scalarization of
2837 2005-03-30 Stuart Hastings <stuart@apple.com>
2838 Dale Johannesen <dalej@apple.com>
2840 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2841 * print-tree.c (print_node): Add case STATEMENT_LIST.
2843 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2845 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2846 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2847 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2848 is given with "powerpc64*" or "all", or when --with-cpu chooses
2851 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2854 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2855 gen_lexical_block_die.
2856 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2858 2005-03-31 Jan Hubicka <jh@suse.cz>
2860 2004-11-02 Jan Hubicka <jh@suse.cz>
2862 * cgraph.c (cgraph_varpool_node_name): New function.
2863 (dump_cgraph_varpool_node): New function.
2864 (dump_varpool): New function.
2865 * cgraphunit.c (cgraph_optimize): Dump varpool.
2867 2004-10-16 Jan Hubicka <jh@suse.cz>
2869 * cgraph.c (decide_is_variable_needed): New function.
2870 (cgraph_varpool_finalize_decl): Use it.
2871 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2873 * final.c (output_addr_const): Do not call mark_referenced.
2874 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2875 always go via cgraph.
2876 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2877 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2878 * tree-optimize.c (execute_inline): Mark functions called.
2879 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2881 2004-10-11 Jan Hubicka <jh@suse.cz>
2883 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2884 (cgraph_varpool_last_needed_node): New static variable.
2885 (enqueue_needed_varpool_node): Break out from ...; add items to the
2886 end of queue; update first pointers.
2887 (cgraph_varpool_mark_needed_node): ... here.
2888 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2889 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2890 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2891 (cgraph_varpool_first_unanalyzed_node): Declare.
2892 * cgraphunit.c: Include output.h.
2893 (cgraph_varpool_analyze_pending_decls): New function.
2894 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2895 for errors, analyze pending decls.
2896 (cgraph_finalize_compilation_unit): Only analyze decls.
2897 (cgraph_optimize): Assemble the decls after expanding.
2899 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2901 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2902 subvars get marked properly in tags for grouping.
2903 (add_pointed_to_var): Mark only actual pointed to
2904 variables/subvars in addresses needed.
2905 (create_overlap_variables_for): Clear call clobbered on original
2907 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2908 addresable vars with subvars into list.
2909 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2912 2005-03-30 Richard Henderson <rth@redhat.com>
2914 * cgraph.h (struct cgraph_node): Add alias.
2915 * varasm.c (assemble_alias): Set it.
2916 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2917 avoid calling cgraph_expand_function.
2919 2005-03-30 Tom Tromey <tromey@redhat.com>
2921 * tree.def (FILE_TYPE): Removed.
2922 * typeclass.h (enum type_class): Removed file_type_class.
2923 * dwarf2out.c (is_base_type): Updated.
2924 (gen_type_die): Likewise.
2925 * dbxout.c (dbxout_type): Updated.
2926 * builtins.c (type_to_class): Updated.
2927 * tree.c (type_contains_placeholder_1): Updated.
2928 * config/sparc/sparc.c (sparc_type_code): Updated.
2929 * config/ia64/ia64.c (hfa_element_mode): Updated.
2930 * expr.c (count_type_elements): Updated.
2931 * stor-layout.c (layout_type): Updated.
2932 * tree-inline.c (remap_type): Updated.
2933 * tree-pretty-print.c (dump_generic_node): Updated.
2935 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2937 * builtins.c (expand_builtin_powi): Fix mode of
2938 2nd argument to match int.
2939 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2940 2nd argument type to int.
2941 * libgcc2.c: Change prototype of __powi* functions to use
2944 2005-03-30 Dale Johannesen <dalej@apple.com>
2947 * calls.c (expand_call): Flush pending deferrals before
2950 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2954 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2955 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2956 c_label_context, label_context_stack): New.
2957 * c-decl.c (define_label): Check for jumps into statement
2958 expressions. Add label to list of defined labels.
2959 (start_function): Push context on label_context_stack.
2960 (finish_function): Pop context from label_context_stack.
2961 * c-typeck.c (label_context_stack): New.
2962 (c_finish_goto_label): Check for jumps into statement
2963 expressions. Add label to list of jumped to labels.
2964 (struct c_switch): Add blocked_stmt_expr.
2965 (c_start_case): Initialize it.
2966 (do_case): Check it.
2967 (c_finish_case): Verify !blocked_stmt_expr.
2968 (c_begin_stmt_expr): Push context on label_context_stack.
2969 Increment blocked_stmt_expr. Mark labels jumped to from outside
2971 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2972 defined in the statement expression and no longer jumpable to.
2973 Mark labels jumped to from just outside the statement expression
2974 as again definable. Pop context from label_context_stack.
2975 * doc/extend.texi (Statement Exprs): Update.
2977 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2980 * c-decl.c (start_function): Check for old_decl being
2983 2005-03-30 Ian Lance Taylor <ian@airs.com>
2985 * final.c (final): Remove prescan parameter. Change all callers.
2986 (final_scan_insn): Remove prescan parameter. Change all callers.
2988 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2990 * tree-vectorizer.c: Fix comment typos.
2992 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2994 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2995 as soon as a chrec_dont_know is detected.
2997 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2999 Merge from csl-arm-branch.
3000 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3002 * tlink.c (recompile_files): Do not assume that "rename" can
3003 overwrite an existing file.
3005 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3007 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3008 * gcc/configure: Regenerate.
3010 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3012 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3014 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3016 * calls.c (struct arg_data): Update "partial" comment.
3017 (load_register_parameters): Update "nregs" comment.
3019 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3021 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3022 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3023 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3024 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3025 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3026 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3027 than target_flags & 0.
3028 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3029 (iq2000_arch, iq2000_parse_cpu): Delete.
3030 (TARGET_HANDLE_OPTION): Override default.
3031 (iq2000_handle_option): New function.
3032 (override_options): Remove -march= and -mcpu= handling.
3033 * config/iq2000/iq2000.opt: New file.
3035 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3037 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3038 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3039 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3040 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3041 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3042 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3043 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3044 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3045 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3046 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3047 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3048 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3049 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3050 (TARGET_OPTIONS): Delete.
3051 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3052 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3053 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3054 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3055 (c4x_cpu_version_string): Delete.
3056 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3057 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3058 equivalent -mcpu= option.
3059 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3060 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3061 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3062 or clearing the appropriate MASK_* bit.
3063 (c4x_file_start): Use c4x_cpu_version.
3064 * config/c4x/c4x.opt: New file.
3066 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3068 * doc/options.texi: Document the new MaskExists flag.
3069 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3070 if the option has the MaskExists flag.
3072 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3074 * opt-functions.awk (flag_set_p, test_flag): New functions.
3075 (switch_flags): Use them.
3076 * opth-gen.awk: Use flag_set_p to check for flags.
3077 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3079 2005-03-30 Ian Lance Taylor <ian@airs.com>
3081 * config.host (i[34567]86-*-mingw32*): Don't set
3082 host_can_use_collect2 to no.
3084 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3087 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3088 Remove convert_memory_address call duplicating that in memory_address.
3090 2005-03-29 Richard Henderson <rth@redhat.com>
3093 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3094 (build_compound_literal): Likewise. Propagate decl type into the
3096 (finish_decl): Likewise. Use new return value from complete_array_type
3097 for zero sized arrays.
3098 (complete_array_type): Move ...
3099 * c-common.c (complete_array_type): ... here. Change first argument
3100 to pointer-to-type-node. Consistently use sizetype for the index
3101 except for zero sized arrays. Detect zero sized arrays for pedantic
3102 mode diagnostics. Create a new type node instead of modifying the
3104 * c-tree.h (complete_array_type): Move decl ...
3105 * c-common.h (complete_array_type): ... here.
3107 2005-03-29 Richard Henderson <rth@redhat.com>
3110 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3112 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3114 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3115 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3116 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3117 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3119 2005-03-29 Eric Christopher <echristo@redhat.com>
3121 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3122 truthvalue conversion removal.
3124 2005-03-29 Ian Lance Taylor <ian@airs.com>
3127 * collect2.c: Never include <vfork.h>.
3128 (VFORK_STRING, vfork): Don't define.
3129 (pid): Remove global variable.
3130 (handler): Call raise instead of kill (getpid(), ...).
3131 (collect_wait): Add pex parameter. Change all callers. Use
3132 pex_get_status rather than pwait.
3133 (do_wait): Add pex parameter. Change all callers.
3134 (collect_execute): Return struct pex_obj * rather than void. Use
3135 pex routines rather than pexecute.
3136 (fork_execute): Get pex_obj from collect_execute, and pass it to
3138 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3139 Only declare quit_handler if SIGQUIT is defined.
3140 (scan_libraries): Likewise.
3141 * collect2.h (collect_execute): Update declaration.
3142 (collect_wait): Update declaration.
3143 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3144 pass it to collect_wait.
3146 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3149 * c-parser.c (c_parser_compound_statement_nostart): Give error
3150 message for EOF instead of just setting parser->error.
3152 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3154 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3155 (slpeel_update_phi_nodes_for_guard1): New function.
3156 (slpeel_update_phi_nodes_for_guard2): New function.
3157 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3158 of slpeel_update_phi_nodes_for_guard.
3159 (vectorize_loops): Remove call to loop_closed_rewrite.
3160 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3163 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3165 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3166 (TARGET_LITTLE_ENDIAN): New macro.
3167 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3168 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3169 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3170 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3171 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3172 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3173 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3174 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3175 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3176 (TARGET_OPTIONS): Delete.
3177 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3178 (CACHE_FLUSH_TRAP): Turn into an integer.
3179 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3180 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3181 -mflush-trap is in use.
3182 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3183 (m32r_cache_flush_trap_string): Delete.
3184 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3185 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3186 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3187 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3188 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3189 -mmodel= and -msdata= handling from...
3190 (m32r_init): ...here.
3191 * config/m32r/m32r.opt: New file.
3193 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3195 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3196 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3197 * tree-vect-analyze.c (vect_object_analysis): additional parm
3198 pass back a "struct ptr_info_def *" with the points-to info.
3199 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3200 statement using info returned from vect_object_analysis.
3201 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3202 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3203 for virtual uses and defs when creating a replacement vector
3204 reference. Call duplicate_ssa_name_ptr_info to define points-to
3205 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3206 (vectorizable_store): copy_virtual_operands and update
3207 definition statements.
3208 (vectorizable_load): copy_virtual_operands. Remove call to
3209 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3210 * tree-vectorizer.c (vectorize_loops): Remove calls to
3211 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3212 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3213 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3214 define macro STMT_VINFO_PTR_INFO for use in accessing.
3215 * tree.h add export of duplicate_ssa_name_ptr_info.
3216 * rs6000.c (altivec_init_builtins): Declare builtin function
3217 __builtin_altivec_mask_for_load to be "const".
3219 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3222 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3223 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3224 assemble_variable on aliases.
3225 * varasm.c (assemble_alias): Set node->alias.
3226 * toplev.c (wrapup_global_declarations): Don't call
3227 rest_of_decl_compilation on aliases again.
3229 2005-03-29 Paul Brook <paul@codesourcery.com>
3231 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3232 * config/arm/arm.c (arm_dbx_register_number): New function.
3233 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3235 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3238 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3239 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3241 2005-03-29 Dale Johannesen <dalej@apple.com>
3243 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3244 $(TREE_H) and $(COVERAGE_H).
3245 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3246 * opts.c (common_handle_option): Enable tree-based value transforms.
3247 * toplev.c (process_options): Ditto.
3248 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3249 refers to references to this type.
3250 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3251 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3252 for may_be_more, may_be_less.
3253 (rtl_gen_pow2_profiler): Adjust.
3254 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3255 (rtl_gen_one_value_profiler): Adjust.
3256 (rtl_gen_const_delta_profiler): Adjust.
3257 * tree-profile.c (tree_gen_interval_profiler): Implement.
3258 (tree_gen_pow2_profiler): Ditto.
3259 (tree_gen_one_value_profiler): Ditto.
3260 (tree_profiling): New.
3261 (pass_tree_profile): Reference it.
3262 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3264 (insn_divmod_values_to_profile): Rename to
3265 rtl_divmod_values_to_profile. Adjust.
3266 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3267 (insn_prefetch_values_to_profile): Adjust.
3268 (rtl_value_profile_transformations): Adjust.
3269 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3270 (gen_mod_pow2): Rename to rtl_mod_pow2.
3271 (gen_mod_subtract): Rename to rtl_mod_subtract.
3272 (divmod_fixed_value_transform): Rename to
3273 rtl_divmod_fixed_value_transform.
3274 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3275 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3276 (rtl_find_values_to_profile): Adjust.
3277 (tree_value_profile_transformations): Implement.
3278 (tree_divmod_values_to_profile): New.
3279 (tree_values_to_profile): New.
3280 (tree_divmod_fixed_value): New.
3281 (tree_mod_pow2): New.
3282 (tree_mod_subtract): New.
3283 (tree_divmod_fixed_value_transform): New.
3284 (tree_mod_pow2_value_transform): New.
3285 (tree_mod_subtract_transform): New.
3286 (tree_find_values_to_profile): Implement.
3287 * profile.c (instrument_values): Free histograms.
3288 (compute_value_histograms): Adjust. Implement tree version.
3290 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3292 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3293 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3294 variable. Output "fldcw" depending on round_mode.
3295 * config/i386/i386.md (UNSPEC_FIST): New.
3296 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3297 New isns patterns to implement lrint and llrint built-ins as x87
3299 (fistdi2, fist<mode>2 splitters): New splitters.
3300 (lrint<mode>2): New expanders.
3302 2005-03-28 Ian Lance Taylor <ian@airs.com>
3304 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3305 0 when calling final_scan_insn.
3307 2005-03-28 Jan Hubicka <jh@suse.cz>
3310 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3313 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3314 types where possible.
3316 2005-03-26 Per Bothner <per@bothner.com>
3318 Make -f[no-]show-column also control non-cpp diagnostics.
3319 * c.opt (fshow-column): Move option from here ...
3320 * common.opt (fshow-column): ... to here.
3321 * diagnostic.c (diagnostic_build_prefix): Only print column number
3322 if flag_show_column.
3324 2005-03-27 Steven Bosscher <stevenb@suse.de>
3326 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3327 vax_output_conditional_branch): New prototypes.
3328 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3329 extracted from vax.md mov and add patterns.
3330 (vax_output_conditional_branch): New function to output conditional
3331 branch instructions.
3332 * vax.md: Use mode macros for arithmetic and mov patterns.
3333 Use code macros for the jump patterns.
3335 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3337 * Makefile.in (libbackend.o): Depend on version files;
3338 add custom generation command.
3340 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3343 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3344 sure that we have a REG before getting its REGNO.
3346 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3348 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3349 * builtins.def (BUILT_IN_STRNDUP): New.
3351 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3353 PR tree-optimization/20470
3354 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3357 2005-03-25 Mike Stump <mrs@apple.com>
3359 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3362 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3364 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3365 Use our own structure definitions.
3367 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3368 (fix_truncdfsi2): Allow registers or memory as destination.
3369 When TARGET_PPC_GFXOPT, generate simplified pattern.
3370 (fix_truncdfsi2_internal): Use define_insn_and_split.
3371 (fix_truncdfsi2_internal_gfxopt): New.
3372 (fctiwz): Don't confuse register allocation by giving it no choices.
3374 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3375 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3376 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3377 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3379 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3381 * dominance.c (free_dominance_info): Speed up by freeing et
3382 data structures without maintaining other nodes.
3383 * et-forest.c (et_free_tree_force): New.
3384 * et-forest.h: Add a prototype for et_free_tree_force.
3386 * tree.c (get_set_constructor_bits,
3387 get_set_constructor_bytes): Remove.
3388 * tree.h: Remove the corresponding prototypes.
3390 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3393 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3394 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3395 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3396 PRE_DEC, NEG and NOT.
3398 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3400 * fold-const.c: Convert uses of fold (build (...)) to
3403 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3405 PR rtl-optimization/20249
3406 * cse.c (insert_regs): Do not record equivalence of registers in
3409 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3411 * emit-rtl.c (reverse_comparison): Remove.
3412 * rtl.h: Remove the corresponding prototype.
3414 2005-03-24 James E Wilson <wilson@specifixinc.com>
3416 * doc/install.texi (--enable-altivec): Delete docs.
3418 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3420 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3421 SFmode and DFmode before reload when
3422 flag_unsafe_math_optimizations not enabled.
3424 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3426 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3428 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3429 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3431 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3433 * configure.ac (enable-checking): Add 'runtime' option.
3434 * doc/install.texi (enable-checking): Document 'runtime' checking.
3435 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3436 * config.in: Regenerated.
3437 * configure: Regenerated.
3439 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3441 * optabs.h (enum optab_index): Remove OTI_llrint.
3442 (llrint_optab): Remove macro.
3443 * optabs.c (init_optabs): Remove llrint_optab initialization.
3444 * genopinit.c (optabs): Remove llrint_optab implementation.
3445 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3448 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3450 PR rtl-optimization/20532
3451 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3452 overflow when adding coefficients for PLUS or MINUS.
3453 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3456 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3458 * langhooks.h (truthvalue_conversion): Remove.
3459 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3460 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3461 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3462 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3463 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3465 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3467 * params.def: Fix a typo.
3468 * config/mips/mips.c: Follow the spelling convensions.
3469 * doc/invoke.texi: Fix typos.
3471 2005-03-18 Dale Johannese <dalej@apple.com>
3473 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3475 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3477 Fix PR tree-optimization/20601
3479 * tree-ssa-pre.c (insert_aux): Add missing condition to
3482 2005-03-23 Ian Lance Taylor <ian@airs.com>
3484 * final.c (final_scan_insn): Don't remove no-op instructions.
3485 * reload1.c (reload): Remove simple no-op instructions even when
3488 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3490 PR tree-optimization/20501
3491 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3492 reporting that peeling for alignment is applied moved to...
3493 * (vect_analyze_data_refs_alignment): Here.
3495 2005-03-23 Ian Lance Taylor <ian@airs.com>
3497 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3499 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3501 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3502 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3504 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3506 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3507 imply that this is called once, independent of asms in code.
3508 Adjust to now being pased output and input lists. Mention helper
3509 function decl_overlaps_hard_reg_set_p.
3510 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3511 hook_tree_tree_identity and to take three trees, returning third.
3512 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3514 * stmt.c: include hard-reg-set.h before tree.h.
3515 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3516 (decl_conflicts_with_clobbers_p): Call
3517 decl_overlaps_hard_reg_set_p.
3518 (expand_asm_operands): Pass output and input lists in call to
3519 targetm.md_asm_clobbers.
3520 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3521 hook_tree_tree_tree_tree_3rd_identity.
3522 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3524 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3525 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3526 parameters, first two unused.
3527 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3528 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3529 in constraint letters and MOF is not mentioned as a asm-declared
3530 register in neither of the input and output lists.
3532 2005-03-23 DJ Delorie <dj@redhat.com>
3534 * optabs.c (expand_binop): Make sure the first subword's result
3537 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3539 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3540 Call c_common_truthvalue_conversion rather than
3541 lang_hooks.truthvalue_conversion.
3542 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3543 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3545 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3546 c_common_truthvalue_conversion.
3547 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3548 c_parser_conditional_expression, c_parser_binary_expression): Call
3549 c_objc_common_truthvalue_conversion.
3550 * c-typeck.c (build_unary_op): Call
3551 c_objc_common_truthvalue_conversion.
3552 (build_conditional_expr): Do not call
3553 lang_hooks.truthvalue_conversion.
3554 (build_binary_op): Call c_common_truthvalue_conversion.
3555 (c_objc_common_truthvalue_conversion): Moved from
3556 c-objc-common.c. Call default_function_array_conversion instead
3557 of default_conversion.
3559 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3561 * c-common.h (default_conversion): Remove.
3562 (perform_integral_promotions): Add.
3563 * c-tree.h (default_conversion): Add.
3564 * c-typeck.c (perform_integral_promotions): New, split out from
3566 * c-common.c (check_case_value): Use perform_integral_promotions,
3567 not default_conversion.
3568 (c_add_case_label): Don't continue processing case label after
3569 found to be pointer.
3571 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3573 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3574 the prefix list if we have already added a multilib directory
3576 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3579 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3581 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3583 * reload.h: Remove the prototype for indirect_symref_ok.
3585 * reload1.c (indirect_symref_ok): Make it global.
3586 * reload.h: Add a prototype for indirect_symref_ok.
3588 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3590 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3593 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3595 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3597 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3599 * c-opts.c (c_common_parse_file): Only start/end main source file
3600 if debug hooks says the writer wants it.
3601 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3603 (xcoff_debug_hooks): Ditto.
3604 * debug.c (do_nothing_hooks): Ditto.
3605 * debug.h (gcc_debug_hooks): Ditto.
3606 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3607 * sdbout.c (sdb_debug_hooks): Ditto.
3608 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3610 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3612 * doc/extend.texi: Deprecate C++ min/max operators.
3614 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3616 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3617 artificial original candidates.
3619 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3620 Jan Hubicka <jh@suse.cz>
3621 Steven Bosscher <stevenb@suse.de>
3623 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3624 call cost based on argument sizes.
3625 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3627 * params.def: (max-inline-inssn-single): Set to 450.
3628 (max-inline-insns-auto): Set to 90.
3629 (max-inline-insns-recursive): Set to 450
3630 (max-inline-insns-recursive-auto): Set to 450.
3631 (large-function-insns): Set to 2700.
3632 (inline-call-cost): New parameter.
3633 * tree-inline.c (estimate_move_cost): New function.
3634 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3635 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3637 * tree-inline.h (estimate_move_cost): Declare.
3638 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3639 (max-inline-insns-auto): Change default to 90.
3640 (max-inline-insns-recursive): Change default to 450
3641 (max-inline-insns-recursive-auto): Change default to 450.
3642 (large-function-insns): Change default to 2700.
3643 (inline-call-cost): Document new parameter.
3645 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3647 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3648 (TARGET_DEFAULT): Delete.
3649 * config/i860/i860.opt: New file.
3651 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3653 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3654 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3655 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3656 (frv_sched_lookahead): Delete.
3657 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3658 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3659 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3660 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3661 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3662 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3663 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3664 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3665 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3666 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3667 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3668 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3669 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3670 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3671 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3672 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3673 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3674 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3675 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3676 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3677 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3678 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3679 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3680 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3681 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3682 (frv_sched_lookahead): Delete.
3683 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3684 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3685 (frv_handle_option): New function. Move -mcpu= handling from...
3686 (frv_override_options): ...here. Remove handling of other
3688 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3689 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3690 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3691 and TARGET_NO_MULTI_CE.
3692 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3693 !TARGET_VLIW_BRANCH.
3694 * config/frv/frv.opt: New file.
3696 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3698 * fold-const.c (fold_ternary): Take decomposed arguments of
3700 (fold): Update a call to fold_ternary.
3702 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3703 * tree.h: Add corresponding prototypes.
3705 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3708 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3709 between jump table and its label.
3710 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3711 resp. ADDR_DIFF_VEC and the label preceeding it.
3712 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3713 is emitted in the right section.
3715 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3717 * fold-const.c (fold_unary, fold_binary): Update comments
3720 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3722 PR rtl-optimization/20527
3723 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3724 REG_INC note, test that the register also isn't mentioned in PRED
3727 2005-03-22 Ben Elliston <bje@au.ibm.com>
3729 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3732 2005-03-21 Mike Stump <mrs@apple.com>
3734 * varasm.c (default_assemble_visibility): Remove extra ().
3736 2005-03-21 Roger Sayle <roger@eyesopen.com>
3739 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3740 to determine whether a block can be duplicated, rather than test
3741 whether the block contains noncopyable insns ourselves.
3743 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3745 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3748 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3750 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3752 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3754 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3755 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3756 * config/fr30/fr30.opt: New file.
3758 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3760 Fix PR tree-optimization/20542
3762 * tree-flow-inline.h (overlap_subvar): Move to here.
3763 * tree-ssa-operands.c: From here.
3764 * tree-flow.h (overlap_subvar): Declare.
3765 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3766 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3767 for variables with subvars.
3769 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3772 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3773 * modulo-sched.c (const_iteration_count): Return on NULL
3775 (print_node_sched_params): Return on NULL dump_file.
3776 (generate_reg_moves): Handle reg-anti dependencies and disregard
3777 closing branch when generating register moves.
3778 (sms_schedule): Mark the SMSed block dirty.
3779 * passes.c (rest_of_handle_sms): Call update_life_info for all
3781 * testsuite/gcc.dg/20050321-1.c: New test.
3783 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3785 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3786 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3787 movqi_internal): Likewise.
3789 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3791 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3792 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3793 xtensa_b4const): Delete prototypes.
3794 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3795 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3796 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3797 xtensa_extra_constraint): New prototypes.
3798 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3799 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3800 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3801 move_operand, const_float_1_operand, fpmem_offset_operand,
3802 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3803 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3804 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3805 argument type to HOST_WIDE_INT.
3806 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3807 xtensa_mask_immediate): Likewise.
3808 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3809 Likewise. Also make these functions static.
3810 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3811 (xtensa_const_ok_for_letter_p): New.
3812 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3813 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3814 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3815 move_operand, const_float_1_operand, fpmem_offset_operand,
3816 branch_operator, ubranch_operator, boolean_operator): Move to
3818 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3819 (xtensa_mem_offset): Change return type to bool.
3820 (xtensa_extra_constraint): New.
3821 (gen_int_relational): Update type of const_range_p function pointer.
3822 Use xtensa_b4const_or_zero.
3823 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3824 xtensa_const_ok_for_letter_p. Update comments.
3825 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3826 (PREDICATE_CODES): Delete.
3827 * config/xtensa/xtensa.md: Include predicates.md.
3828 * config/xtensa/predicates.md: New file.
3830 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3832 * config/v850/v850-protos.h: Remove the prototypes for
3833 reg_or_int9_operand, reg_or_const_operand,
3834 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3835 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3836 movsi_source_operand, power_of_two_operand,
3837 not_power_of_two_operand, special_symbolref_operand,
3838 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3839 register_is_ok_for_epilogue.
3840 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3841 reg_or_int9_operand, reg_or_const_operand,
3842 call_address_operand, special_symbolref_operand,
3843 movsi_source_operand, power_of_two_operand,
3844 not_power_of_two_operand, register_is_ok_for_epilogue,
3845 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3846 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3848 * config/v850/v850.h (PREDICATE_CODES): Remove.
3849 * config/v850/v850.md: Include predicates.md.
3850 * config/v850/predicates.md: New.
3852 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3854 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3855 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3856 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3857 (itoolsdir, itoolsdatadir): Move definition above new first use.
3858 (install-itoolsdirs): New rule.
3859 (install-mkheaders): Depend on install-itoolsdirs, not
3860 install-include-dir.
3862 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3864 * tree-into-ssa.c: Remove obsolete comments.
3866 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3868 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3869 unrolling if -fpeel-loops is specified, too.
3870 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3871 Remove superfluous check for flag_unroll_loops.
3873 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3875 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3876 (lrint_optab, llrint_optab): Define corresponding macros.
3877 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3878 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3879 pattern and llrint_optab using llrintdi2 patterns.
3880 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3881 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3882 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3883 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3884 flag_unsafe_math_optimizations is set.
3886 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3888 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3889 simplify_logical, if_then_else_cond, known_cond,
3890 simplify_comparison): Adjust calls to reverse_comparison.
3891 Don't use combine_reversed_comparison_code).
3892 (combine_reversed_comparison_code): Remove.
3893 (reversed_comparison): Using reversed_comparison_code, move it...
3894 * jump.c (reversed_comparison): ... here.
3895 * rtl.h (reversed_comparison): Add prototype.
3897 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3899 * builtins.c (fold_builtin): Take decomposed arguments of
3901 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3902 * gimplify.c (gimplify_call_expr): Likewise.
3903 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3904 * tree.h: Update the prototype of fold_builtin.
3906 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3908 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3909 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3910 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3911 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3912 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3914 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3916 * builtins.c (fold_builtin_1): Take decomposed arguments of
3918 (fold_builtin): Update a call to fold_builtin_1.
3920 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3923 * gcov.c (output_lines): Only output function block summary when
3924 outputting branch information.
3925 * doc/gcov.texi: Document format of preamble and additional block
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