1 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config.gcc: Set cpu_type for s390.
5 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7 Fix PR tree-optimization/20963
8 * tree-ssa-pre.c (compute_avail): Remove special case for
10 (create_expression_by_pieces): Add value numbers for forced out
13 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
15 * config/cris/cris.md: Replace references to (reg:SI 16) with
16 (reg:SI CRIS_SRP_REGNUM).
18 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
20 PR tree-optimization/20657
21 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
22 create an appropriate range from it.
24 2005-04-14 Uros Bizjak <uros@kss-loka.si>
26 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
27 <UNSPEC_FIST_CEIL> case.
29 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
30 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
31 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
32 to implement lfloor and llfloor built-ins as x87 intrinsic function.
33 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
34 (lfloor<mode>2): New expanders.
35 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
36 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
37 to implement lceil and llceil built-ins as x87 intrinsic function.
38 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
39 (lceil<mode>2): New expanders.
41 2005-04-14 Uros Bizjak <uros@kss-loka.si>
43 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
44 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
46 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
49 * config/s390/s390-modes.def: Define TFmode.
51 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
53 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
54 (JUMP_TABLES_IN_TEXT_SECTION): Define.
55 * config/mips/mips.c (mips16_insn_length): Remove reference to
56 JUMP_TABLES_IN_TEXT_SECTION.
58 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
60 * simplify-rtx.c (simplify_binary_operation_1): Return
61 scalar or vector of constant 0, depending on the xor's
64 2005-04-13 Dale Johannesen <dalej@apple.com>
66 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
68 * objc/objc-act.c (objc_gimplify_expr): New.
69 (objc_get_callee_fndecl): New.
70 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
71 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
72 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
74 2005-04-13 Devang Patel <dpatel@apple.com>
76 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
79 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
82 * config/cris/cris-protos.h (cris_emit_movem_store)
83 (cris_expand_prologue): Prototype.
84 * config/cris/cris.c (struct machine_function): New member
86 (cfa_label_num, cris_target_asm_function_prologue): Remove.
87 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
88 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
89 (cris_load_multiple_op, cris_return_address_on_stack)
90 (cris_return_address_on_stack_for_return): ISO-Cify.
91 (cris_store_multiple_op): New predicate function.
92 (cris_expand_prologue, cris_emit_movem_store): New functions.
93 (cris_print_operand) <case 'O'>: Handle modifications other than
95 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
96 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
97 (cris_gen_movem_load): Rearrange slightly to make local variable
98 src a parameter, removing osrc.
99 (cris_setup_incoming_varargs): Set machine_function member
100 stdarg_regs to correspond to the number of registers that need to
102 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
104 (PREDICATE_CODES): Add cris_store_multiple_op. Make
105 cris_general_operand_or_gotless_symbol accept UNSPEC.
106 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
107 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
108 ("*cris_store_multiple"): New pattern. Tweak common comment above
109 this and "*cris_load_multiple".
110 ("prologue"): New define_expand.
112 * config/cris/cris.md ("epilogue"): Conditionalize on
113 TARGET_PROLOGUE_EPILOGUE.
115 2005-04-13 Steve Ellcey <sje@cup.hp.com>
118 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
119 fpsr 0 instead of fpsr 1.
120 (divsf3_internal_thr): Ditto.
121 (divdf3_internal_lat): Ditto.
122 (divdf3_internal_thr): Ditto.
123 (divxf3_internal_lat): Ditto.
124 (divxf3_internal_thr): Ditto.
126 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
128 PR tree-optimization/20913
129 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
131 PR tree-optimization/20702
132 * tree-vrp.c (maybe_add_assert_expr): Recurse into
133 dominator children that haven't been walked into.
135 2005-04-13 Julian Brown <julian@codesourcery.com>
137 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
138 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
141 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
143 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
144 config/i386/sse.md: Fix comment typos.
146 * genattrtab.c (NULL_ATTR): Remove.
147 * ifcvt.c (NULL_EDGE): Likewise.
149 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
151 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
152 NOTE_PREDICT): Remove.
154 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
156 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
157 * configure: Regenerate.
158 * config.in: Likewise.
159 * system.h: Declare vsnprintf if not already declared.
161 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
163 * optc-gen.awk: Handle stand-alone Mask records.
164 * opth-gen.awk: Likewise.
165 * doc/options.texi (Option file format): Document them.
166 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
167 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
168 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
169 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
170 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
171 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
172 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
173 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
174 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
175 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
176 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
177 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
178 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
179 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
180 TARGET_LONG_DOUBLE_128): Likewise.
181 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
182 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
183 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
184 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
185 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
186 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
187 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
188 * config/sparc/sparc.c (fpu_option_set): New global.
189 (sparc_handle_option): New function.
190 (sparc_override_options): Test fpu_option_set.
191 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
192 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
193 * config/sparc/sparc.opt: New file.
194 * config/sparc/little-endian.opt: Likewise.
195 * config/sparc/long-double-switch.opt: Likewise.
197 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
199 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
200 (bfin_handle_options): Set it if -mshared-library-id= is seen.
201 * config/bfin/bfin.opt (mshared-library-id=): Lose
202 Var(bfin_lib_id_given).
204 2005-04-13 Matt Thomas <matt@3am-software.com>
206 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
209 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
211 * rtl.h (CLEAR_RTX_FLAGS): Remove.
213 * cgraphunit.c (INSNS_PER_CALL): Remove.
215 * tree-ssa-forwprop.c (vars,
216 record_single_argument_cond_exprs,
217 substitute_single_use_vars): Remove.
218 (forward_propagate_into_cond_1, forward_propagate_into_cond):
220 (tree_ssa_forward_propagate_single_use_vars): Call
221 forward_propagate_into_cond for each COND_EXPR.
223 * tree-inline.c (INSNS_PER_STMT): Remove.
225 2005-04-12 Richard Henderson <rth@redhat.com>
227 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
228 (ix86_expand_sse_fp_minmax): ... from ...
229 (ix86_expand_fp_movcc): ... here.
230 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
231 * config/i386/i386-protos.h: Update.
232 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
233 (sse_setccsf, sse_setccdf): Allow before reload.
234 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
235 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
236 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
237 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
238 (anddf3, nanddf3, iordf3, xordf3): New.
240 2005-04-12 Jeff Law <law@redhat.com>
242 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
243 (tree-ssa-uncprop.o): Add dependencies.
244 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
245 * tree-flow.h (remove_useless_stmts): Remove prototype.
246 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
247 remove_useless_stmts.
248 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
249 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
250 * tree-pass.h (pass_uncprop): Declare.
251 * tree-ssa-uncprop.c: New file.
253 2005-04-12 James E. Wilson <wilson@specifixinc.com>
256 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
258 2005-04-12 Caroline Tice <ctice@apple.com>
260 Temporary fix for partitioning problems.
261 * passes.c (rest_of_handle_final): Remove code that
262 frees unlikely_text_section_name,
263 * varasm.c (assemble_start_function): Test for partitioning
264 flag before writing out section labels.
265 (assemble_end_function): Test for partitioning flag before
266 writing out section labels.
268 2005-04-12 Steven Bosscher <stevenb@suse.de>
269 Stuart Hastings <stuart@apple.com>
270 Jan Hubicka <jh@suse.cz>
272 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
273 references to gt-tree-cfg.h.
274 * basic-block.h (struct basic_block_def): Don't skip rbi
275 for garbage collection.
276 (struct reorder_block_def): Make GTY-able.
277 (struct control_flow_graph): New structure.
278 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
279 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
280 but instead defines to the control_flow_graph for cfun.
281 (label_to_block_map): New define, points to the label map of
282 the control_flow_graph for cfun.
283 (n_edges_for_function, n_basic_blocks_for_function,
284 last_basic_block_for_function, basic_block_info_for_function,
285 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
286 basic_block_info_for_function, label_to_block_map_for_function):
287 Counterparts for the above, taking a struct function as an extra
289 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
290 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
291 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
292 (alloc_rbi_pool, free_rbi_pool): Remove.
293 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
294 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
296 (cfg_layout_finalize) ... and don't free it here.
297 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
299 * flow.c (free_basic_block_vars): Set label_to_block_map and
301 * function.h (struct function): Add cfg field.
302 * function.c (allocate_struct_function): Allocate the cfg.
303 * tree-cfg.c (label_to_block_map): Remove.
304 (build_tree_cfg): Don't allocate the rbi pool here...
305 (delete_tree_cfg_annotations): ...and don't free it here.
306 Also don't nullify label_to_block_map for cfun.
308 2005-04-12 Caroline Tice <ctice@apple.com>
310 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
311 Revert my patch from April 9.
312 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
313 (reorder_basic_blocks): Revert my patch from April 9.
314 (insert_section_boundary_note): Revert my patch from April 9.
315 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
316 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
317 (COLD_END_LABEL): Revert my patch from April 9.
318 (cold_text_section_label): Revert my patch from April 9.
319 (cold_end_label): Revert my patch from April 9.
320 (dwarf2out_switch_text_section): Revert my patch from April 9.
321 (output_aranges): Revert my patch from April 9.
322 (output_ranges): Revert my patch from April 9.
323 (output_line_info): Revert my patch from April 9.
324 (add_location_or_const_value_attribute): Revert my patch from April 9.
325 (dwarf2out_var_location): Revert my patch from April 9.
326 (dwarf2out_init): Revert my patch from April 9.
327 (dwarf2out_finish): Revert my patch from April 9.
328 * function.h (struct function): Revert my patch from April 9.
329 * opts.c (decode_options): Revert my patch from April 9.
330 * output.h (unlikely_section_label, hot_section_label,
331 hot_section_end_label, cold_section_end_label,
332 unlikely_text_section_name): Revert my patch from April 9.
333 * passes.c (rest_of_handle_final): Revert my patch from April 9.
334 * varasm.c (unlikely_section_label, hot_section_label,
335 hot_section_end_label, cold_section_end_label,
336 unlikely_text_section_name): Revert my patch from April 9.
337 (initialize_cold_section_name): Revert my patch from April 9.
338 (unlikely_text_section): Revert my patch from April 9.
339 (in_unlikely_text_section): Revert my patch from April 9.
340 (named_section): Revert my patch from April 9.
341 (function_section): Revert my patch from April 9.
342 (current_function_section): Revert my patch from April 9.
343 (assemble_start_function): Revert my patch from April 9.
344 (assemble_end_function): Revert my patch from April 9.
345 (default_section_type_flags_1): Revert my patch from April 9.
347 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
349 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
350 * config/sparc/sparc.md (untyped_call): Save the registers manually.
352 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
354 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
357 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
358 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
360 2004-04-12 Richard Henderson <rth@redhat.com>
362 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
363 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
364 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
365 (UNSPEC_*, UNSPECV_*): Renumber.
367 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
370 From Richard Henderson <rth@redhat.com>:
371 * tree-mudflap.c (mf_build_check_statement_for): Correct block
374 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
376 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
378 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
380 * config/bfin/bfin.c (bfin_library_id_string): Remove.
381 (bfin_library_id): New variable.
382 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
383 instead of bfin_library_id_string.
384 (bfin_handle_option): New function.
385 (override_options): Remove most code to deal with shared library IDs,
386 just check they aren't used without -mid-shared-library.
387 (TARGET_HANDLE_OPTION): Define.
388 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
389 * config/bfin/bfin.opt (mshared-library-id=): New.
391 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
393 * tree-vect-transform.c: Fix comment typos.
395 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
397 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
398 split critical edges when not possible/profitable.
400 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
402 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
403 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
404 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
405 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
406 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
407 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
408 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
409 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
411 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
412 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
413 * config/ns32k/ns32k.opt: New file.
415 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
417 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
418 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
419 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
420 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
421 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
422 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
423 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
424 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
425 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
426 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
427 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
428 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
429 (MASK_COLDFIRE): Formatting fixes.
430 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
431 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
432 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
433 "_current_shared_library_a5_offset_".
434 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
435 (MASK_ALL_CPU_BITS): New macro.
436 (m68k_handle_option): New function.
437 (override_options): Remove handling of m68k_library_id_string.
438 * config/m68k/m68k.opt: New file.
439 * config/m68k/ieee.opt: New file.
441 2005-04-11 Mark Mitchell <mark@codesourcery.com>
443 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
444 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
445 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
446 (TARGET_CXX): Adjust accordingly.
447 * target.h (struct gcc_target): Remove epxort_class_data. Add
448 determine_class_data_visibility and class_data_always_comdat.
449 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
450 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
451 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
452 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
453 (arm_cxx_determine_class_data_visibility): New.
454 (arm_cxx_class_data_always_comdat): Likewise.
455 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
456 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
457 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
458 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
459 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
462 2005-04-11 Devang Patel <dpatel@apple.com>
464 * tree-data-ref.c (build_classic_dist_vector,
465 compute_subscript_distance): Make externally visible.
466 * tree-data-ref.h (build_classic_dist_vector,
467 compute_subscript_distance): Same.
468 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
469 Check distance vector against vectorization factor.
470 (vect_analyze_loop): Determine vectorizaion factor before
471 analyzing data dependences.
472 * tree-vectorizer.c (loops_num): Make it externally visible and
474 * tree-vectorizer.c (vect_loops_num): ... new name.
475 * tree-vectorizer.h (vect_loops_num): New.
477 2005-04-11 Devang Patel <dpatel@apple.com>
479 * tree-vect-analyze.c (vect_analyze_operations): Check
480 vectorizable codition.
481 * tree-vect-transform.c (vect_is_simple_cond): New function.
482 (vectorizable_condition): New function.
483 (vect_transform_stmt): Handle condition_vec_info_type.
484 * tree-vectorizer.h (enum stmt_vec_info_type): Add
485 condition_vec_info_type.
486 (vectorizable_condition): New.
488 2005-04-11 Geoffrey Keating <geoffk@apple.com>
490 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
491 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
492 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
494 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
495 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
497 * dwarf2out.c (output_line_info): Don't try to dereference
498 a NULL current_function_decl.
500 * config/t-slibgcc-darwin: Don't put shared libraries in
501 directories other than $(slibdir).
502 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
505 2005-04-11 Diego Novillo <dnovillo@redhat.com>
507 PR tree-optimization/20933
508 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
509 logic to reject aliases between read-only and writable
511 (may_alias_p): ... here.
512 (get_tmt_for): Do not associate read-only tags to pointers
513 whose pointed-to type is not read-only.
514 * tree-ssa.c (verify_ssa): Check that memory stores have at
515 least one V_MAY_DEF or V_MUST_DEF.
517 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
520 * configure.ac (gcc_UNLOCKED_FUNCS): New.
521 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
522 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
523 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
525 (fwrite_unlocked): Fix prototype.
527 * configure, config.in: Regenerate.
529 2005-04-11 David Edelsohn <edelsohn@gnu.org>
531 * tree-ssa-loop-im.c: Include real.h.
532 (determine_invariantness_stmt): If real division divisor is
533 invariant and flag_unsafe_math_optimizations enabled, generate
534 invariant reciprocal for hoisting.
535 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
537 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
539 Fix PR tree-optimization/20926
541 * tree-ssa-alias.c (add_type_alias): Handle subvars.
543 2005-04-11 Devang Patel <dpatel@apple.com>
545 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
548 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
550 * fold-const.c (fold_binary_op_with_conditional_arg):
551 use fold_buildN instead of "fold (buildN" in some
553 (fold_unary): Likewise.
554 (fold_binary): Likewise.
556 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
558 Fix PR tree-optimization/20612
559 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
561 (perfect_nestify): preheaderbb is *not* part of loop of the
564 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
566 * tree-ssa-alias.c (may_alias_p): If the variable
567 is a global variable and the pointer is parameter
568 and -fargument-noalias-global is used, then
569 the pointer cannot alias the variable.
571 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
573 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
574 * config/sparc/sparc.h: Likewise.
575 * config/sparc/sparc.md: Likewise.
577 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
579 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
581 * tree-vrp.c: Fix a comment typo.
583 2005-04-11 Diego Novillo <dnovillo@redhat.com>
585 PR tree-optimization/20920
586 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
587 SSA_NAME flows through an abnormal edge.
588 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
589 through abnormal edges.
590 (maybe_add_assert_expr): Likewise.
592 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
594 * config/s390/s390.h (s390_tune_string, s390_arch_string)
595 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
596 (s390_stack_size_string, s390_stack_guard_string, target_flags)
597 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
598 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
599 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
600 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
601 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
602 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
603 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
604 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
605 (TARGET_HANDLE_OPTION): Likewise.
606 (s390_tune): Initialize to PROCESSOR_max.
607 (s390_arch_string): Make static.
608 (s390_tune_string, s390_warn_framesize_string): Delete.
609 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
610 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
611 (s390_handle_arch_option, s390_handle_option): New functions.
612 (override_options): Remove parsing of option strings.
613 * config/s390/s390.opt: New file.
615 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
617 * tree-complex.c (expand_vector_operations): Call
618 update_stmt_if_modified.
620 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
622 * tree-vect-analyze (vect_determine_vectorization_factor):
623 Do not use GET_MODE_NUNITS.
624 * tree-vect-transform.c (vect_get_vec_def_for_operand,
625 (vectorizable_load, vect_transform_loop): Likewise.
627 2005-04-11 Uros Bizjak <uros@kss-loka.si>
629 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
630 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
631 * optabs.h (enum optab_index): Add new OTI_lceil.
632 (lceil_optab): Define corresponding macro.
633 * optabs.c (init_optabs): Initialize lceil_optab.
634 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
635 and lceildi2 patterns.
636 * builtins.c (expand_builtin_int_roundingfn): Handle
637 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
638 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
639 BUILT_IN_LLCEIL{,F,L}.
640 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
641 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
642 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
643 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
644 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
645 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
646 into lceil built-in function and (long long int)ceil{,f,l} into
647 llceil built-in function.
648 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
651 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
653 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
656 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
658 * config/arm/arm.c: Fix a comment typo.
659 * doc/tree-ssa.texi: Fix a typo.
661 2005-04-10 Steven Bosscher <stevenb@suse.de>
663 * cselib.c (clear_table): Rename to cselib_clear_table.
664 * cselib.h (cselib_clear_table): Add prototype.
665 * gcse.c (gcse_main): Make 'f' argument unused.
666 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
667 of each basic block instead.
668 (compute_sets, compute_hash_table_work): Likewise.
669 (constprop_register): Change int 'alter_jumps' argument to bool.
670 (do_local_cprop): Likewise.
671 (local_cprop_pass): Likewise. Also walk basic blocks instead of
672 the insn chain. Explicitly clear the cselib tables after finishing
673 one basic block. Make sure there are no unterminated libcall blocks.
674 Update compute_sets call.
675 (cprop): Walk basic blocks instead of the insn chain.
676 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
678 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
679 one_cprop_pass calls.
681 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
683 * combine.c (combine_simplify_rtx): Remove a transformation that
684 relies on an invalid assumption about rtl sign-extension semantics.
686 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
688 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
689 to build_int_cst_wide.
691 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
694 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
695 set the original address pseudo to the correct value before the
696 original insn, if possible, and leave the insn alone, otherwise
697 create a new pseudo, set it and replace it in the insn.
698 * recog.c (validate_change_maybe_volatile): New.
699 * recog.h (validate_change_maybe_volatile): Declare.
701 2005-04-09 Caroline Tice <ctice@apple.com>
703 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
704 Remove targetm.have_named_sections test.
705 (fix_edges_for_rarely_executed_code): Likewise.
706 (insert_section_boundary_note): Likewise.
707 (reorder_basic_blocks): Check partitioning flag before calling
708 verify_hot_cold_block_grouping.
709 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
710 the function struct rather than global variables.
711 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
712 (COLD_END_LABEL): Likewise
713 (cold_text_section_label): New static global variable.
714 (cold_end_label): Likewise.
715 (dwarf2out_switch_text_section): Get hot/cold section labels from
716 the function struct rather than global variables.
717 (output_aranges): Use cold_text_section_label and cold_end_label;
718 check partitioning flag before putting out delta.
719 (output_ranges): Remove incorrect code attempting to use
721 (output_line_info): Get cold section label from function struct.
722 (add_location_or_const_value_attribute): Likewise.
723 (get_subprogram_die): Get hot/cold section labels from function struct.
724 (dwarf2out_var_location): Likewise.
725 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
726 write out cold_text_section_label if partition flag is set.
727 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
728 * function.h (struct function): Add new fields to point to hot/cold
729 section labels: hot_section_label, cold_section_label,
730 hot_section_end_label and cold_section_end_label; also add new field
731 for cold text section name, unlikely_text_section_name.
732 * opts.c (decode_options): Turn off partitioning flag if
733 !targetm.have_named_sections.
734 * output.h (hot_section_label): Remove.
735 (hot_section_end_label): Remove.
736 (cold_section_end_label): Remove.
737 (unlikely_section_label): Remove.
738 (unlikely_text_section_name): Remove.
739 * passes.c (rest_of_handle_final): Remove code that frees
740 unlikely_text_section_name.
741 * varasm.c (unlikely_section_label): Remove.
742 (hot_section_label): Remove.
743 (hot_section_end_label): Remove.
744 (cold_section_end_label): Remove.
745 (unlikely_text_section_name): Remove.
746 (initialize_cold_section_name): Modify to call
747 targetm.strip_name_encoding; to store cold section name in current
748 function struct, if it exists; and to only use the decl_section_name
749 if flag_named_sections is true.
750 (unlikely_text_section): Modify to get section name out of current
751 function struct, if there is one; otherwise build it from
752 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
753 (in_unlikely_text_section): Likewise.
754 (named_section): Modify to get/put cold section name in current function
755 struct, if there is one.
756 (function_section): Change 'bool unlikely' to 'int reloc'; check
757 targetm.have_named_sections before calling named_section.
758 (current_function_section): Likewise.
759 (assemble_start_function): Modify to get/put unlikely_text_section_name
760 in current function struct; modify to get hot/cold section labels
761 from function struct; initialize labels using
762 ASM_GENERATE_INTERNAL_LABEL;
763 test partitioning flag before writing out hot section label.
764 (assemble_end_function): Test partitioning flag before writing out
765 hot/cold section labels.
766 (default_section_type_flags_1): Modify to use array instead of
767 char* for unlikely_text_section_name; set flags correctly for
768 cold text section if there is not a current function decl.
770 2005-04-09 Jakub Jelinek <jakub@redhat.com>
772 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
773 and TI_VA_LIST_FPR_COUNTER_FIELD.
774 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
775 * tree-pass.h (pass_stdarg): Add.
776 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
777 * tree-stdarg.c: New file.
778 * tree-stdarg.h: New file.
779 * Makefile.in (OBJS-common): Add tree-stdarg.o.
780 (tree-stdarg.o): Add dependencies.
781 * function.h (struct function): Add va_list_gpr_size and
782 va_list_fpr_size fields.
783 * function.c (allocate_struct_function): Initialize them.
784 * target.h (struct gcc_target): Add stdarg_optimize_hook.
785 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
786 (TARGET_INITIALIZER): Add it.
788 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
789 va_list_{g,f}pr_counter_field.
790 (ix86_setup_incoming_varargs): Don't do anything if reg_save
791 area will not be used. Only save registers that tree-stdarg.c
792 detected they need saving.
793 (ix86_va_start): Don't set up fields that won't be used.
795 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
796 va_list_{g,f}pr_counter_field.
797 (setup_incoming_varargs): Don't do anything if reg_save
798 area will not be used. Only save registers that tree-stdarg.c
799 detected they need saving.
800 (rs6000_va_start): Don't set up fields that won't be used.
802 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
803 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
804 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
805 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
807 2005-04-09 Jakub Jelinek <jakub@redhat.com>
810 * config/i386/i386.c (construct_container): Pass empty aligned
811 struct, union or class in memory.
813 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
815 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
816 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
817 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
818 config/rs6000/predicates.md: Fix comment typos.
820 * sched-int.h (haifa_insn_data): Remove blockage and units.
821 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
822 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
823 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
825 2005-04-09 Jan Hubicka <jh@suse.cz>
826 Steven Bosscher <stevenb@suse.de>
828 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
829 * cfgloop.c (get_loop_exit_edges): Likewise.
830 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
832 * loop-unroll.c (analyze_insns_in_loop): Likewise.
833 * tree-cfg.c (dump_cfg_status): Likewise.
835 2005-04-09 David Edelsohn <edelsohn@gnu.org>
837 * config/rs6000/predicates.md (altivec_register_operand): Remove
838 redundant match_code test.
839 (gpc_reg_operand): Same.
840 (cc_reg_operand): Same.
841 (cc_reg_not_cr0_operand): Same.
843 2005-04-09 Jan Hubicka <jh@suse.cz>
845 Forgotten hunk from my last merge patch:
846 * final.c (output_addr_const): Do not call mark_referenced.
848 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
850 * doc/tree-ssa.texi: Add immediate use documentation.
852 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
854 * arm.c (FL_WBUF): Define.
855 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
856 (arm_is_6_or_7): Delete.
857 (arm_tune_wbuf): New.
858 (arm_override_options): Set arm_tune_wbuf.
859 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
860 (arm_is_6_or_7): Delete declaration.
861 (arm_tune_wbuf): New declartion.
862 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
863 (model_wbuf): Derive from arm_tune_wbuf.
864 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
865 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
866 (arm740t): Mark CPUs as having a write buffer.
868 2005-04-09 Uros Bizjak <uros@kss-loka.si>
870 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
871 of 'const_double_operand' in operand 2 constraints. Update enable
874 2005-04-09 Uros Bizjak <uros@kss-loka.si>
876 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
877 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
878 * optabs.h (enum optab_index): Add new OTI_lfloor.
879 (lfloor_optab): Define corresponding macro.
880 * optabs.c (init_optabs): Initialize lfloor_optab.
881 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
882 and lfloordi2 patterns.
883 * builtins.c (expand_builtin_int_roundingfn): New prototype.
884 (expand_builtin_int_roundingfn): New function.
885 (fold_builtin_int_roundingfn): New prototype.
886 (fold_builtin_int_roundingfn): New function, renamed from
888 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
889 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
890 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
891 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
892 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
893 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
894 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
895 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
896 into lfloor built-in function and (long long int)floor{,f,l} into
897 llfloor built-in function.
898 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
901 2005-04-08 Ian Lance Taylor <ian@airs.com>
903 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
904 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
905 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
906 (DO_COND, DO_BODY): Likewise.
907 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
908 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
909 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
910 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
911 (build_continue_stmt, build_break_stmt): Don't declare.
912 (c_do_switch_warnings): Update declaration.
913 * c-gimplify.c (enum bc_t): Remove.
914 (struct c_gimplify_ctx, ctxp): Remove.
915 (push_context, pop_context): Remove static functions.
916 (c_genericize): Don't call push_context or pop_context.
917 (begin_bc_block, finish_bc_block): Remove static functions.
918 (build_bc_goto): Likewise.
919 (gimplify_c_loop): Likewise.
920 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
921 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
922 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
923 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
924 * c-common.c (c_do_switch_warnings): Rename from
925 c_do_switch_warnings_1.
926 (c_do_switch_warnings) [old version]: Remove.
927 (c_do_switch_expr_warnings): Remove.
928 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
929 function instead of c_do_switch_expr_warnings.
930 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
931 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
932 * c-pretty-print.c (pp_c_statement): Likewise.
933 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
935 2005-04-08 Devang Patel <dpatel@apple.com>
937 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
938 While selecting replacement condition pay attention to loop header.
940 2005-04-08 Diego Novillo <dnovillo@redhat.com>
942 Merge from tree-cleanup-branch: VRP, store CCP, store
943 copy-prop, incremental SSA updating of FUD chains and
944 newly exposed symbols.
946 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
947 (OBJS-common): Add tree-vrp.o.
948 (tree-vrp.o): New rule.
949 * basic-block.h (nearest_common_dominator_for_set): Declare.
950 * common.opt (ftree-store-ccp): New flag.
951 (ftree-copy-prop): New flag.
952 (ftree-vrp): New flag.
953 (ftree-store-copy-prop): New flag.
954 * dominance.c (nearest_common_dominator_for_set): New.
955 * domwalk.c (walk_dominator_tree): Only traverse
956 statements in blocks marked in walk_data->interesting_blocks.
957 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
958 * fold-const.c (fold): Handle ASSERT_EXPR.
959 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
960 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
961 flag_tree_vrp at -O2.
962 * timevar.def (TV_TREE_VRP): Define.
963 (TV_TREE_COPY_PROP): Define.
964 (TV_TREE_STORE_COPY_PROP): Define.
965 (TV_TREE_SSA_INCREMENTAL): Define.
966 (TV_TREE_STORE_CCP): Define.
967 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
968 to kill_redundant_phi_nodes from comment.
969 (verify_expr): Handle ASSERT_EXPR.
970 * tree-dfa.c (mark_new_vars_to_rename): Remove second
971 argument. Update all users.
972 (mark_call_clobbered_vars_to_rename): Remove. Update all
974 * tree-flow-inline.h (unmodifiable_var_p): New.
975 * tree-flow.h (enum value_range_type): Declare.
976 (struct value_range_def): Declare.
977 (value_range): Declare.
978 (remove_all_phi_nodes_for): Remove. Update all users.
979 (find_phi_node_for): Declare.
980 (add_type_alias): Declare.
981 (count_uses_and_derefs): Declare.
982 (kill_redundant_phi_nodes): Remove.
983 (rewrite_into_ssa): Remove.
984 (rewrite_def_def_chains): Remove.
985 (update_ssa, register_new_name_mapping, create_new_def_for,
986 need_ssa_update_p, name_registered_for_update_p,
987 release_ssa_name_after_update_ssa, dump_repl_tbl,
988 debug_repl_tbl, dump_names_replaced_by,
989 debug_names_replaced_by, mark_sym_for_renaming,
990 mark_set_for_renaming, get_current_def, set_current_def,
991 get_value_range, dump_value_range, debug_value_range,
992 dump_all_value_ranges, debug_all_value_ranges,
993 expr_computes_nonzero, loop_depth_of_name,
994 unmodifiable_var_p): Declare.
995 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
997 * tree-into-ssa.c (block_defs_stack): Update comment.
998 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
999 syms_to_rename, names_to_release, repl_tbl,
1000 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1001 need_to_replace_names_p): New locals.
1002 (NAME_SETS_GROWTH_FACTOR): Define.
1003 (struct repl_map_d): Declare.
1004 (struct mark_def_sites_global_data): Add field
1006 (enum rewrite_mode): Declare.
1007 (REGISTER_DEFS_IN_THIS_STMT): Define.
1008 (compute_global_livein): Use last_basic_block instead of
1010 (set_def_block): Remove last argument. Update all callers.
1011 (prepare_use_operand_for_rename): Remove. Update all callers.
1012 (prepare_def_operand_for_rename): Remove. Update all callers.
1013 (symbol_marked_for_renaming): New.
1016 (repl_map_hash): New.
1018 (repl_map_free): New.
1019 (names_replaced_by): New.
1020 (add_to_repl_tbl): New.
1021 (add_new_name_mapping): New.
1022 (mark_def_sites): Assume that all the operands in the
1023 statement are in normal form.
1024 (find_idf): Assert that the block in the stack is valid.
1025 (get_default_def_for): New.
1026 (insert_phi_nodes_for): Add new argument 'update_p'.
1028 If update_p is true, add a new mapping between the LHS of
1029 each new PHI and the name that it replaces.
1030 (insert_phi_nodes_1): Only call find_idf if needed.
1031 (get_reaching_def): Call get_default_def_for.
1032 (rewrite_operand): Remove.
1033 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1034 and REWRITE_THIS_STMT are false.
1035 Assume that all the operands in the statement are in
1037 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1038 (rewrite_virtual_phi_arguments): Remove.
1039 (invalidate_name_tags): Remove.
1040 (register_new_update_single, register_new_update_set,
1041 rewrite_update_init_block, replace_use,
1042 rewrite_update_fini_block, rewrite_update_stmt,
1043 rewrite_update_phi_arguments): New.
1044 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1045 Add arguments 'entry', 'what' and 'blocks'.
1046 Initialize the dominator walker according to 'what' and
1048 Start the dominator walk at 'entry'.
1049 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1050 Use it to configure the dominator walker.
1051 (rewrite_into_ssa): Remove argument 'all'.
1053 (rewrite_all_into_ssa): Remove.
1054 (rewrite_def_def_chains): Remove.
1055 (mark_def_interesting, mark_use_interesting,
1056 prepare_phi_args_for_update, prepare_block_for_update,
1057 prepare_def_site_for, prepare_def_sites,
1058 dump_names_replaced_by, debug_names_replaced_by,
1059 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1060 delete_update_ssa, create_new_def_for,
1061 register_new_name_mapping, mark_sym_for_renaming,
1062 mark_set_for_renaming, need_ssa_update_p,
1063 name_registered_for_update_p, ssa_names_to_replace,
1064 release_ssa_name_after_update_ssa,
1065 insert_updated_phi_nodes_for, update_ssa): New.
1066 * tree-loop-linear.c (linear_transform_loops): Call
1067 update_ssa instead of rewrite_into_ssa.
1068 * tree-optimize.c (vars_to_rename): Remove.
1070 (init_tree_optimization_passes): Replace
1071 pass_redundant_phi with pass_copy_prop.
1073 Replace pass_ccp with pass_store_ccp.
1074 Add pass_store_copy_prop after pass_store_ccp.
1075 (execute_todo): If the TODO_ flags don't include updating
1076 the SSA form, assert that it does not need to be updated.
1077 Call update_ssa instead of rewrite_into_ssa and
1078 rewrite_def_def_chains.
1079 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1080 (tree_rest_of_compilation):
1081 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1082 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1083 TODO_cleanup_cfg): Renumber.
1084 (TODO_verify_loops, TODO_update_ssa,
1085 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1086 TODO_update_ssa_only_virtuals): Define.
1087 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1089 * tree-phinodes.c (make_phi_node): Update documentation.
1090 (remove_all_phi_nodes_for): Remove.
1091 (find_phi_node_for): New.
1092 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1093 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1094 (interpret_rhs_modify_expr): Likewise.
1095 * tree-sra.c (decide_instantiations): Mark all symbols in
1096 SRA_CANDIDATES for renaming.
1097 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1098 (mark_all_v_defs): New function. Update all users to call it
1099 with the whole list of scalarized statements, not just the
1101 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1102 (compute_flow_insensitive_aliasing): If the tag is
1103 unmodifiable and the variable isn't or vice-versa, don't
1104 make them alias of each other.
1105 (setup_pointers_and_addressables): If the type tag for
1106 VAR is about to change, mark the old one for renaming.
1107 (add_type_alias): New.
1108 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1109 (ccp_lattice_t): Rename from latticevalue.
1110 (value): Remove. Update all users.
1111 (const_val): New local variable.
1112 (do_store_ccp): New local variable.
1113 (dump_lattice_value): Handle UNINITIALIZED.
1114 (debug_lattice_value): New.
1115 (get_default_value): Re-write.
1116 (set_lattice_value): Re-write.
1117 (def_to_varying): Remove. Update all users.
1118 (likely_value): Return VARYING for statements that make
1119 stores when STORE_CCP is false.
1120 Return VARYING for any statement other than MODIFY_EXPR,
1121 COND_EXPR and SWITCH_EXPR.
1122 (ccp_initialize): Re-write.
1123 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1124 Move to tree-ssa-propagate.c.
1125 (ccp_lattice_meet): Handle memory stores when
1126 DO_STORE_CCP is true.
1127 (ccp_visit_phi_node): Likewise.
1128 (ccp_fold): Likewise.
1129 (evaluate_stmt): Likewise.
1130 (visit_assignment): Likewise.
1131 (ccp_visit_stmt): Likewise.
1132 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1136 (do_ssa_store_ccp): New.
1137 (gate_store_ccp): New.
1138 (pass_store_ccp): Declare.
1139 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1140 (may_propagate_copy): Reformat.
1141 Don't abort if ORIG is a virtual and DEST isn't.
1142 If NEW does not have alias information but DEST does,
1144 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1145 copy_prop_kind, which_copy_prop): Declare.
1146 (stmt_may_generate_copy, get_copy_of_val,
1147 get_last_copy_of, set_copy_of_val, dump_copy_of,
1148 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1149 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1150 init_copy_prop, fini_copy_prop, execute_copy_prop,
1151 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1152 store_copy_prop): New.
1153 (pass_copy_prop, pass_store_copy_prop): Declare.
1154 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1155 'num_const_prop' and 'num_copy_prop'.
1156 (cprop_operand): Update them.
1157 (dump_dominator_optimization_stats): Dump them.
1158 (tree_ssa_dominator_optimize): Call update_ssa instead of
1160 (loop_depth_of_name): Declare extern.
1161 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1162 values for LOW or HIGH.
1163 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1164 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1165 (cprop_operand): Only propagate if VAL != OP.
1166 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1167 statement for renaming.
1168 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1169 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1170 add_type_alias if necessary.
1171 Call mark_new_vars_to_rename.
1172 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1173 mark every statement updated, call update_ssa and
1174 rewrite_into_loop_closed_ssa.
1175 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1176 from LIVEIN if VAR is a virtual.
1177 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1178 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1179 (get_call_expr_operands): Reformat statement.
1180 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1182 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1183 SSA_NAME_VALUE for every name.
1184 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1185 get_value_loaded_by): New.
1186 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1187 substitute_and_fold): Move from tree-ssa-ccp.c.
1188 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1189 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1190 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1192 * tree-ssa.c (verify_use): Fix error message.
1193 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1194 check_phi_redundancy, kill_redundant_phi_nodes,
1195 pass_redundant_phi): Remove. Update all users.
1196 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1197 add_type_alias, if necessary.
1198 * tree-vectorizer.h (struct _stmt_vect_info): Update
1199 documentation for field 'memtag'.
1200 * tree-vrp.c: New file.
1201 * tree.def (ASSERT_EXPR): Define.
1202 * tree.h (ASSERT_EXPR_VAR): Define.
1203 (ASSERT_EXPR_COND): Define.
1204 (SSA_NAME_VALUE_RANGE): Define.
1205 (struct tree_ssa_name): Add field 'value_range'.
1206 (PHI_REWRITTEN): Remove.
1207 (struct tree_phi_node): Remove field 'rewritten'.
1208 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1209 -ftree-store-copy-prop): Document.
1210 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1211 Document usage of update_ssa.
1213 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1216 * config/rs6000/predicates.md (altivec_register_operand): Accept
1218 (and64_operand): Do not limit CONST_INT to mask64_operand.
1219 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1220 (and_operand): Do not limit CONST_INT to mask_operand.
1222 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1224 PR rtl-optimization/20466
1225 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1226 for overlap of the address of each list member.
1227 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1229 2005-04-08 Mike Stump <mrs@apple.com>
1231 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1233 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1236 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1238 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1240 * function.c (push_function_context_to): Don't set
1242 * function.h (function): Remove contains_functions.
1243 (current_function_contains_functions): Remove.
1245 * function.h (function): Remove instrument_entry_exit.
1246 (current_function_instrument_entry_exit): Remove.
1248 * function.h (nonlocal_labels): Remove.
1250 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1252 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1253 (check_attr_value, write_attr_get, write_expr_attr_cache,
1254 find_attr, make_internal_attr): Don't reference negative_ok or
1256 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1257 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1258 (ATTR_STATIC): Adjust the value.
1260 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1262 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1264 * config/s390/tpf.h (ASM_SPEC): Define.
1266 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1268 * tree-flow.h: Remove the prototype for
1269 redirect_immediate_uses.
1270 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1272 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1274 * arm.c (arm_const_double_by_parts): New function.
1275 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1276 * arm.md (define_split for 64-bit constants): Add another one.
1278 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1280 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1282 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1284 * system.h: Revert last change.
1286 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1288 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1289 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1290 (TARGET_SWITCHES): Delete.
1291 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1292 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1293 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1294 * config/xtensa/xtensa.opt: New file.
1296 2005-04-08 Ben Elliston <bje@au.ibm.com>
1298 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1299 * config/fp-bit.h: Tidy comments.
1301 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1303 * system.h: Poison PARAMS.
1305 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1307 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1308 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1309 (TARGET_SWITCHES): Delete.
1310 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1311 * config/vax/vax.opt: New file.
1313 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1315 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1317 2005-04-07 Ian Lance Taylor <ian@airs.com>
1319 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1321 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1322 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1325 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1327 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1328 all immediate uses in PHI nodes.
1330 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1332 * arm.c (arm_const_double_inline_cost): Handle any constant by
1333 using gen_lowpart and gen_highpart_mode.
1334 (note_invalid_constants): All constants in an RTX with a constraint
1335 that permits memory are now pushed to the constant pool.
1336 (output_move_double): Delete code to handle reg to reg and
1337 constant to reg moves.
1338 (const_double_needs_minipool, output_mov_immediate): Delete.
1339 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1340 CONST_INT and CONST_VECTOR.
1341 * arm.md (ANY64): New mode macro.
1342 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1343 (movdf_soft_insn): Split reg-reg and const-reg moves.
1344 (split patterns for 64-bit constant and register moves): New.
1345 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1346 (cirrus_movdf_hard_insn): Likewise.
1347 * fpa.md (movdf_fpa): Likewise.
1348 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1349 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1351 (movv2si_internal_2): Likewise.
1352 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1353 (movdf_vfp): Likewise.
1354 * arm-protos.h (output_mov_immediate): Delete prototype.
1356 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1359 * simplify-rtx.c (simplify_unary_operation_1): Check
1360 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1362 2005-04-06 James E Wilson <wilson@specifixinc.com>
1365 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1368 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1370 * coverage.h (GCOV_TYPE_NODE): Delete.
1371 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1372 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1373 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1374 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1375 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1377 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1380 * Makefile.in (gcc.pot): Remove options.c dependency.
1381 * optc-gen.awk: Don't quote help strings with N_().
1383 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1385 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1386 the function returns a pointer type.
1388 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1390 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1391 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1392 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1393 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1394 explicit_uses members.
1395 (get_or_create_used_part_for): Initialize new fields.
1396 (fieldoff_compare): New function.
1397 (create_overlap_variables_for): Count number of fields, use
1398 heuristic to determine whether to create subvars for vars with
1400 Sort the field list by offset and avoid creating duplicate SFT's.
1402 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1404 * c.opt (-F): Remove trailing whitespace from help string.
1405 (-finput-charset): Use a tab to separate the switch name and help
1407 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1408 (-ftree-vectorizer-verbose): Likewise.
1410 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1412 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1413 a PHI argument where a use occurs instead of all PHI arguments.
1415 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1417 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1420 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1422 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1423 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1424 config/bfin/bfin.h: Fix comment typos.
1426 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1428 * doc/install.texi: Update the URL for Jacks.
1429 * doc/sourcebuild.texi: Likewise.
1431 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1434 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1435 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1437 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1439 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1441 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1443 * config/v850/v850-protos.h (override_options): Delete.
1444 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1445 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1446 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1447 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1448 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1449 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1450 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1451 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1452 (OVERRIDE_OPTIONS): Delete.
1453 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1454 (small_memory_info): Remove the value field.
1455 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1457 * config/v850/v850.c (small_memory): Remove the value field.
1458 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1459 (override_options): Delete.
1460 (v850_handle_memory_option, v850_handle_option): New functions.
1461 * config/v850/v850.opt: New file.
1463 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1465 * config.host: Add a section for generic hosts, and a subsection
1466 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1467 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1468 * config/host-darwin.h: New.
1469 * config/x-darwin: New.
1470 * config/i386/host-i386-darwin.c: New.
1471 * config/i386/x-darwin: New.
1472 * config/rs6000/host-darwin.c: Include host-darwin.h.
1473 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1474 (darwin_rs6000_gt_pch_use_address): Likewise.
1475 * config/rs6000/x-darwin: Change name of .o built, update
1476 dependencies for changes to rs6000/host-darwin.c.
1478 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1481 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1483 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1485 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1486 split_loop_exit_edge instead of loop_split_edge_with.
1488 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1490 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1491 UNSPEC_SET_VSCR): New constants, used throughout.
1493 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1495 (altivec_vspltis<VI_char>): ... this pattern, using
1496 a QImode const_int_operand for the immediate.
1497 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1500 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1503 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1505 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1507 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1509 2005-04-06 Ben Elliston <bje@au.ibm.com>
1511 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1512 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1513 macros as living in "this file" and not gcc.h.
1515 2005-04-06 Ben Elliston <bje@au.ibm.com>
1517 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1518 -ftree-live_range_split. Perhaps renamed at some point?
1520 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1523 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1524 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1526 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1528 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1529 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1530 (number_of_iterations_special): New function.
1531 (number_of_iterations_exit): Use number_of_iterations_special.
1532 Use simplify_using_outer_evolutions only at -O3.
1533 (number_of_iterations_cond, tree_simplify_using_condition,
1534 simplify_using_initial_conditions, loop_niter_by_eval,
1535 compare_trees, can_count_iv_in_wider_type_bound,
1536 simplify_using_outer_evolutions): Use fold_build.
1538 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1540 * doc/install.texi (Configuration): Document --with-java-home.
1542 2005-04-05 Richard Henderson <rth@redhat.com>
1546 * config/i386/i386.c (print_operand): Handle vector zeros.
1547 (ix86_split_to_parts): Handle CONST_VECTOR.
1548 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1549 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1550 what modes to tie for MMX and SSE registers.
1551 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1552 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1553 to vector modes as well.
1554 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1555 properly as an input mode.
1557 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1559 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1561 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1563 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1565 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1567 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1568 and local functions, set sse_nregs to 8 and float_in_sse.
1569 (function_arg_advance, function_arg): If float_in_sse, pass
1570 SFmode and DFmode arguments in SSE registers.
1571 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1573 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1574 of -funit-at-a-time.
1576 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1578 * config/i386/i386-protos.h (ix86_function_value): Accept two
1579 arguments, like the target macro.
1580 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1581 * config/i386/i386.c (ix86_function_value): Accept the second
1582 argument of the target macro.
1583 (ix86_function_ok_for_sibcall): Pass a function pointer to
1584 ix86_function_value.
1585 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1586 call to ix86_value_regno).
1587 (ix86_value_regno): Add support for returning floating point values
1590 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1592 PR tree-optimization/20076
1593 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1594 that call __builtin_return or __builtin_apply_args.
1596 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1598 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1599 Use immediate use iterator.
1600 (stmt_is_bumper_for_loop): Use immediate use iterator.
1601 * predict.c (strip_builtin_expect): Use update_stmt.
1602 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1603 on all elements of a STATEMENT_LIST.
1604 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1605 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1606 (bsi_replace): Mark stmt as modified and the update it.
1607 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1608 (expand_complex_libcal): Call update_stmt.
1609 (expand_complex_comparison): Call mark_stmt_modified.
1610 (expand_complex_operations_1): Call update_stmt_if_modified.
1611 (expand_vector_operations_1): Call mark_stmt_modified.
1612 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1613 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1614 add_immediate_use, redirect_immediate_use,
1615 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1616 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1617 (mark_new_vars_to_rename): Call update_stmt.
1618 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1619 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1621 (unmodify_stmt): Delete.
1622 (update_stmt): New. Force an update of a stmt.
1623 (update_stmt_if_modified): update a stmt if it is out of date.
1624 (get_stmt_operands): Verify stmt is NOT modified.
1625 (stmt_modified_p): Update comment.
1626 (delink_imm_use): Remove a use node from its immuse list.
1627 (link_imm_use_to_list): Link a use node to a specific list.
1628 (link_imm_use): Link a node to the correct list.
1629 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1630 it in the correct list, if appropriate.
1631 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1632 (relink_imm_use): Link a use node in place of another node in a list.
1633 (relink_imm_use_stmt): LInk a node in place of another node, and set
1635 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1636 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1637 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1638 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1639 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1640 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1641 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1642 (has_zero_uses): New. Return true if there are no uses of a var.
1643 (has_single_use): New. Return true if there is only a single use of a
1645 (single_imm_use): New. Return the simgle immediate use.
1646 (num_imm_uses): New. Return the number of immediate uses.
1647 (get_v_must_def_ops): Use is now a pointer.
1648 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1649 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1651 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1652 (delink_stmt_imm_use): Delink all immuses from a stmt.
1653 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1654 * tree-flow.h (struct dataflow_d): Delete.
1655 (immediate_use_iterator_d): New. Immediate use iterator struct.
1656 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1657 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1658 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1660 (struct stmt_ann_d): Remove dataflow_t from struct.
1661 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1662 (if_convertible_phi_p): Use FAST immuse iterator.
1663 (if_convertible_loop_p): Don't call compute_immediate_uses.
1664 (replace_phi_with_cond_modify_expr): Call update_stmt.
1665 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1666 update_stmt_if_modified.
1667 (rewrite_all_into_ssa): Initialize ssa operands.
1668 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1669 compute_immediate_uses.
1670 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1671 ssa_property is available.
1672 (execute_one_pass): Change parameters passed to execute_todo.
1673 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1674 (remove_ssa_form): Call fini_ssa_operands.
1675 (insert_backedge_copies): Delete call to modify_stmt.
1676 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1677 (release_phi_node): Delink any use nodes before releasing.
1678 (resize_phi_node): Relink any use nodes.
1679 (remove_phi_arg_num): Delink the use node.
1680 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1681 (remove_all_phi_nodes_for): Release phi node first.
1682 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1683 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1684 (scalarize_use, scalarize_copy): Call update_stmt.
1685 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1686 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1687 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1688 (ccp_initialize): Remove call to compute_immediate_uses.
1689 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1690 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1692 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1693 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1694 (eliminate_redundant_computations): Call mark_stmt_modified.
1695 (cprop_operand): Call mark_stmt_modified.
1696 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1697 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1698 (dse_optimize_stmt): Use new immuse interface.
1699 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1700 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1701 (substitute_single_use_vars): Use new immuse interface.
1702 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1703 and compute_immediate_uses.
1704 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1706 (rewrite_mem_refs): Call update_stmt.
1707 (determine_lsm): Remove call to compute_imm_uses and free_df.
1708 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1709 (try_unroll_loop_completely): Call update_stmt.
1710 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1711 (rewrite_use_compare): Call update_stmt.
1712 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1713 (rewrite_use) : Call update_stmt.
1714 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1715 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1717 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1718 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1719 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1721 (initialize_vuse_operand): New. Initialize a vuse operand.
1722 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1723 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1724 (finalize_ssa_defs): Use stmt parameter.
1725 (correct_use_link): Ensure a use node is in the correct list, and has
1726 the correct stmt pointer.
1727 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1728 finalize_ssa_v_must_defs): Also initialize use nodes.
1729 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1730 (build_ssa_operands): Seperate parsing from final operand construction.
1731 (parse_ssa_operands): New. Parse entry point for operand building.
1732 (swap_tree_operands): New. Swap 2 tree operands.
1733 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1735 (get_expr_operands): Call swap_tree_operands when needed.
1736 (copy_virtual_operands): Use initialize routines for virtual use ops.
1737 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1738 (verify_abort): New. Issue imm_use error.
1739 (verify_imm_links): New Verify imm_use links for a var.
1740 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1741 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1742 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1743 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1744 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1745 (NULL_USE_OPERAND_P) Define.
1746 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1748 (struct vuse_operand_type): New struct.
1749 (SET_USE): Call set_ssa_use_from_ptr.
1751 (PHI_ARG_INDEX_FROM_USE): Define.
1752 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1753 argument via SET_USE, not PHI_ARG_DEF_TREE.
1754 * tree-ssa-pre.c (eliminate): Call update_stmt.
1755 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1757 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1758 (nearest_common_dominator_of_uses): Use imm_use iterator.
1759 (statement_sink_location): Use imm_use iterator and interface.
1760 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1761 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1762 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1763 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1764 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1765 if new parameter is true.
1766 (init_tree_ssa): Don't initialize operand cache here.
1767 (delete_tree_ssa): Don't destroy operand cache here.
1768 (propagate_into_addr): Pass in a use pointer, return true if anything
1770 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1771 (check_phi_redundancy): Use imm_use iterator.
1772 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1774 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1775 (release_ssa_name): Delink node and all elements in its imm_use list.
1776 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1777 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1778 * tree-vectorizer.c (need_imm_uses_for): Delete.
1779 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1780 * tree.h (struct ssa_imm_use_d): Define.
1781 (SSA_NAME_IMM_USE_NODE): Define.
1782 (struct tree_ssa_name): Add imm_use node.
1784 (PHI_ARG_IMM_USE_NODE): Define.
1785 (struct phi_arg_d): Add imm_use node.
1786 (struct tree_phi_node): Remove struct dataflow_d element.
1787 (TDF_STMTADDR): Define.
1789 2005-04-05 Dale Johannesen <dalej@apple.com>
1791 * doc/invoke.texi (Optimization Options): Remove
1792 duplicate -fcse-follow-jumps. Add -fweb.
1793 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1794 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1796 2005-04-05 Per Bothner <per@bothner.com>
1798 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1799 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1800 (warn_uninit): Get EXPR_LOCUS from context now instead.
1801 This fixes a USE_MAPPED_LOCATION testsuite failure.
1803 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1805 2005-04-05 Per Bothner <per@bothner.com>
1807 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1808 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1809 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1812 2004-04-05 Devang Patel <dpatel@apple.com>
1814 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1815 (lhsr<mode>3): ... new name.
1816 (altivec_vsra<VI_char>): Rename to ..
1817 (ashr<mode>3): ... new name.
1818 * config/rs6000/rs6000.c (builtin_description): Rename shift
1821 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1823 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1824 gen_lowpart_for_combine.
1825 * cse.c (gen_lowpart_if_possible): Move...
1826 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1828 (gen_lowpart_no_emit_general): Use it.
1830 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1832 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1835 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1837 * system.h: Fix typo.
1839 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1841 * config/bfin/bfin-modes.def: New file.
1842 * config/bfin/bfin-protos.h: New file.
1843 * config/bfin/bfin.c: New file.
1844 * config/bfin/bfin.h: New file.
1845 * config/bfin/bfin.md: New file.
1846 * config/bfin/bfin.opt: New file.
1847 * config/bfin/crti.s: New file.
1848 * config/bfin/crtn.s: New file.
1849 * config/bfin/elf.h: New file.
1850 * config/bfin/lib1funcs.asm: New file.
1851 * config/bfin/predicates.md: New file.
1852 * config/bfin/t-bfin: New file.
1853 * config/bfin/t-bfin-elf: New file.
1854 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1855 Document new attributes.
1856 (interrupt, interrupt_handler, saveall): Update documentation for
1858 * doc/install.texi (Specific): Add entry for the Blackfin.
1859 * doc/invoke.texi (Blackfin Options): New section.
1860 * doc/md.texi (Blackfin family): New section to document constraints.
1861 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1863 2005-04-05 Olivier Hainque <hainque@adacore.com>
1865 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1866 match what the system unwinder expects.
1867 * config/mips/mips.c (mips_frame_set): If we're saving the return
1868 address register and the dwarf return address column number differs
1869 from the hard register number, adjust the note reg to refer to the
1872 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1874 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1875 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1876 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1877 (processor_type): New enum.
1878 (mn10300_processor): New variable.
1879 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1880 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1881 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1882 (PROCESSOR_DEFAULT): New macro.
1883 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1884 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1885 (mn10300_handle_option, mn10300_override_options): New functions.
1886 * config/mn10300/mn10300.opt: New file.
1888 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1889 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1891 PR tree-optimization/19903
1892 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1893 that don't fit in their type after conversion.
1895 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1898 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1899 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1900 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1901 flag here. Implement using define_insn_and_split.
1902 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1903 (frndintxf2_mask_pm_i387): New insn patterns.
1904 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1905 Do not set ix86_optimize_mode_switching flag.
1906 (ceilsf2, ceildf2, ceilxf2): Same.
1907 (btruncsf2, btruncdf2, btruncxf2): Same.
1908 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1910 2005-04-05 Ian Lance Taylor <ian@airs.com>
1913 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1914 i386_pe_record_external_function.
1915 (i386_pe_record_external_function): Update declaration.
1916 * config/i386/winnt.c (struct extern_list): Add decl field.
1917 (i386_pe_record_external_function): Add decl parameter.
1918 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1920 * config/i386/i386-protos.h (i386_pe_record_external_function):
1923 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1925 * config/m68k/m68k-protos.h: Add a prototype for
1926 valid_dbcc_comparison_p_2.
1927 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1928 extend_operator, const_uint32_operand, const_sint32_operand,
1929 general_src_operand, nonimmediate_src_operand,
1930 memory_src_operand, post_inc_operand, pre_dec_operand,
1931 pcrel_address): Move to predicates to predicates.md.
1932 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1933 * config/m68k/m68k.md: Include predicates.md.
1934 * config/m68k/predicates.md: New.
1936 2005-04-04 Roger Sayle <roger@eyesopen.com>
1938 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1940 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1942 2005-04-04 Ian Lance Taylor <ian@airs.com>
1944 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1946 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1947 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1948 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1949 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1950 * c-common.c (c_do_switch_warnings_1): New static function broken
1951 out of c_do_switch_warnings.
1952 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1953 (c_do_switch_expr_warnings): New function.
1954 * c-common.h (c_do_switch_expr_warnings): Declare.
1956 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1957 Daniel Jacobowitz <dan@codesourcery.com>
1959 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1961 * rtlanal.c (may_trap_p): Same.
1963 2005-04-04 Dale Johannesen <dalej@apple.com>
1965 * ChangeLog: remove reference to ChangeLog.12.
1967 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1969 CRIS epilogue as RTL.
1970 * config/cris/cris.md: Change all 0 in unspec 0 to
1972 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1973 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1975 ("return"): Change to define_expand. Call cris_expand_return for
1977 ("*return_expanded"): New pattern.
1978 ("epilogue"): New define_expand.
1979 * config/cris/cris.h (PREDICATE_CODES): Add
1980 cris_load_multiple_op.
1981 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1983 (enum cris_retinsn_type): New.
1984 (struct machine_function): New member return_type.
1985 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1986 (cris_target_asm_function_epilogue): Remove, moving RTLified
1988 (cris_expand_epilogue): New function.
1989 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1990 (cris_gen_movem_load, cris_load_multiple_op)
1991 (cris_return_address_on_stack_for_return, cris_expand_return): New
1993 (cris_target_asm_function_prologue)
1994 (cris_initial_frame_pointer_offset): Call
1995 cris_reg_saved_in_regsave_area instead of complicated expression.
1996 Call cris_return_address_on_stack instead of an expression.
1997 (cris_print_operand) <case 'o', case 'O'>: New cases.
1998 (cris_return_address_on_stack): Change return-type to bool.
1999 (cris_simple_epilogue): Ditto. Return false if registers are
2001 * config/cris/cris-protos.h (cris_simple_epilogue)
2002 (cris_return_address_on_stack): Adjust prototype return type.
2003 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2004 (cris_return_address_on_stack_for_return): New prototypes.
2006 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2008 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2009 gpr_or_int12_operand.
2011 * config/frv/frv-protos.h: Add a prototype to
2012 frv_legitimate_memory_operand and frv_const_unspec_p.
2013 (frv_unspec): Move from frv.c.
2014 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2015 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2016 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2017 gpr_or_fpr_operand, gpr_or_int12_operand,
2018 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2019 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2020 int6_operand, int5_operand, uint5_operand, uint4_operand,
2021 uint1_operand, int_2word_operand, uint16_operand,
2022 upper_int16_operand, integer_register_operand,
2023 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2024 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2025 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2026 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2027 move_destination_operand, movcc_fp_destination_operand,
2028 frv_function_symbol_referenced_p, move_source_operand,
2029 condexec_dest_operand, condexec_source_operand,
2030 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2031 const_unspec_operand, gpr_or_memory_operand,
2032 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2033 icc_operand, fcc_operand, cc_operand, icr_operand,
2034 fcr_operand, cr_operand, call_operand, sibcall_operand,
2035 symbolic_operand, relational_operator,
2036 integer_relational_operator, float_relational_operator,
2037 ccr_eqne_operator, minmax_operator,
2038 condexec_si_binary_operator, condexec_si_media_operator,
2039 condexec_si_divide_operator, condexec_si_unary_operator,
2040 condexec_sf_conv_operator, condexec_sf_add_operator,
2041 condexec_memory_operand, intop_compare_operator, acc_operand,
2042 even_acc_operand, quad_acc_operand, accg_operand: Move to
2044 * config/frv/frv.h (PREDICATE_CODES): Remove.
2045 * config/frv/frv.md: Include predicates.md.
2046 * config/frv/predicates.md: New.
2048 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2051 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2052 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2053 (add_standard_iv_candidates_for_size): New function, extracting code
2054 from add_standard_iv_candidates and parameterizing it by type size.
2055 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2057 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2059 * system.h (GCOV_SIZE_TYPE): Unposion.
2060 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2061 (GCOV_TYPE_SIZE): ...this new macro.
2062 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2063 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2064 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2065 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2066 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2067 instead of unsigned_intSI_type_node.
2068 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2069 (rtl_gen_one_value_profiler_no_edge_manipulation)
2070 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2071 * value-prof.c: Include coverage.h.
2073 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2074 Diego Novillo <dnovillo@redhat.com>
2076 Fix PR tree-optimization/20703
2077 Fix PR tree-optimization/20725
2079 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2080 (create_expression_by_pieces): Ditto.
2081 (valid_in_set): Ditto. Also handle tcc_declaration.
2082 (find_or_generate_expression): Handle comparison class.
2083 (insert_into_preds_of_block): Ditto.
2084 (insert_aux): Ditto.
2085 (create_value_expr_from): Handle comparison class, recursively
2086 handle reference nodes.
2087 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2088 (execute_pre): Fix spacing.
2089 (do_fre): Renamed to execute_fre.
2091 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2093 * doc/invoke.texi (SPARC options): Document that
2094 -mlittle-endian is not supported on Linux either.
2096 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2100 * config.gcc (Obsolete configurations): Remove
2101 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2102 (sparclite-*-coff*): Delete.
2103 (sparclite-*-elf*): Likewise.
2104 (sparc86x-*-elf*): Likewise.
2105 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2106 * config/sparc/lite.h: Delete.
2107 * config/sparc/litecoff.h: Likewise.
2108 * config/sparc/liteelf.h: Likewise.
2109 * config/sparc/sp86x-elf.h: Likewise.
2110 * config/sparc/t-sparclite: Likewise.
2111 * config/sparc/t-sp86x: Likewise.
2113 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2115 * config/s390/s390-protos.h: (s390_comparison,
2116 s390_alc_comparison, s390_slb_comparison, const0_operand,
2117 consttable_operand, larl_operand, s_operand,
2118 shift_count_operand, bras_sym_operand, load_multiple_operation,
2119 store_multiple_operation, s390_plus_operand): Remove prototypes.
2120 (s390_legitimate_address_without_index_p): New prototype.
2121 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2123 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2124 const0_operand, consttable_operand, larl_operand, s_operand,
2125 shift_count_operand, bras_sym_operand, load_multiple_operation,
2126 store_multiple_operation, s390_plus_operand): Move to
2128 (check_mode): Remove.
2129 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2131 (s390_legitimate_address_without_index_p): New.
2132 * config/s390/s390.h (PREDICATE_CODES): Remove.
2133 * config/s390/s390.md: Include predicates.md.
2134 * config/s390/predicates.md: New.
2136 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2139 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2140 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2141 (NEED_INDICATE_EXEC_STACK): Define to 1.
2142 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2143 (NEED_INDICATE_EXEC_STACK): Define to 1.
2144 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2145 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2146 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2147 (pic_helper_emitted_p): New global.
2148 (emit_pic_helper): New function extracted from...
2149 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2150 Do not call emit_pic_helper if delay_pic_helper is true.
2151 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2152 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2153 (sparc_file_end): New function.
2155 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2157 * config/mcore/mcore-protos.h: Remove the prototypes for
2158 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2159 mcore_general_movdst_operand, mcore_reload_operand,
2160 mcore_arith_J_operand, mcore_arith_K_operand,
2161 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2162 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2163 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2164 mcore_literal_K_operand, mcore_addsub_operand,
2165 mcore_compare_operand, mcore_load_multiple_operation,
2166 mcore_store_multiple_operation, mcore_call_address_operand.
2167 Add a prototype for const_ok_for_mcore.
2168 * config/mcore/mcore.c (mcore_call_address_operand,
2169 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2170 mcore_arith_reg_operand, mcore_reload_operand,
2171 mcore_arith_J_operand, mcore_arith_K_operand,
2172 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2173 mcore_arith_M_operand, mcore_arith_imm_operand,
2174 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2175 mcore_literal_K_operand, mcore_addsub_operand,
2176 mcore_compare_operand, mcore_load_multiple_operation,
2177 mcore_store_multiple_operation): Move to predicates.md.
2178 (const_ok_for_mcore): Export.
2179 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2180 * config/mcore/mcore.md: Include predicates.md.
2181 * config/mcore/predicates.md: New.
2183 * config/mcore/predicates.md: Fix a comment typo.
2185 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2186 Adrian Straetling <straetling@de.ibm.com>
2188 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2189 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2190 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2192 ("imul"): Removed from "type" attribute.
2193 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2194 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2195 Changed type to imulsi.
2196 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2198 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2200 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2201 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2202 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2203 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2204 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2205 (TARGET_SWITCHES, mcore_stack_increment_string)
2206 (TARGET_OPTIONS): Delete.
2207 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2208 than *_BIT constants.
2209 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2210 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2211 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2212 (mcore_override_options): Delete mcore_stack_increment code.
2213 Change use of M340_BIT to MASK_M340.
2214 * config/mcore/mcore.opt: New file.
2216 2005-04-04 Ian Lance Taylor <ian@airs.com>
2218 * config/arm/arm.c (replace_symbols_in_block): Remove static
2221 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2223 * config/fr30/fr30-protos.h: Remove the prototypes for
2224 stack_add_operand, add_immediate_operand,
2225 high_register_operand, low_register_operand, call_operand,
2226 di_operand, and nonimmediate_di_operand.
2227 * config/fr30/fr30.c (stack_add_operand,
2228 add_immediate_operand, high_register_operand,
2229 low_register_operand, call_operand, di_operand,
2230 nonimmediate_di_operand): Move to predicates.md.
2231 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2232 * config/fr30/fr30.md: Include predicates.md.
2233 * config/fr30/predicates.md: New.
2235 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2236 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2237 mcore_call_address_operand.
2239 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2240 general_movsrc_operand.
2242 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2244 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2247 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2250 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2253 2005-04-04 Richard Henderson <rth@redhat.com>
2254 Jakub Jelinek <jakub@redhat.com>
2256 PR rtl-optimization/16104
2257 * fold-const.c (fold_unary): Fix folding of vector conversions.
2259 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2261 * config.gcc (xstormy16-*-elf): Set extra_options.
2262 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2263 * config/stormy16/stormy16.opt: New file.
2265 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2267 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2268 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2269 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2270 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2271 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2272 (TARGET_UNIX_ASM): Delete.
2273 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2274 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2275 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2276 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2277 * config/pdp11/pdp11.opt: New file.
2279 2005-04-03 Roger Sayle <roger@eyesopen.com>
2280 Alexandre Oliva <aoliva@redhat.com>
2283 * fold-const.c (non_lvalue): Split tests into...
2284 (maybe_lvalue_p): New function.
2285 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2286 C++ front-end prior to lowering into gimple form.
2288 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2290 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2291 BUILT_IN_STRNCASECMP): New.
2292 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2295 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2298 * arm.md (addsi3_compare0_for_combiner): Delete.
2299 (addsi3_compare0_scratch_for_combiner): Delete.
2300 (cmpsi_neg_shiftsi): Delete.
2301 (compare_negsi_si): New pattern.
2302 (cmpsi_negshiftsi_si): New pattern.
2303 (negated_cbranchsi4): Restrict to equality_operator.
2305 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2308 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2310 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2313 * doc/install.texi: Fix a typo.
2315 2005-04-03 Steven Bosscher <stevenb@suse.de>
2318 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2319 a computed goto if the edge to the computed goto block has
2320 incoming abnormal edges. Clarify how the function works.
2322 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2324 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2325 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2326 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2327 hash_scan_set, reg_set_between_after_reload_p,
2328 reg_used_between_after_reload_p, get_avail_load_store_reg,
2329 eliminate_partially_redundant_load): Likewise.
2330 * postreload.c (reload_cse_simplify_set,
2331 reload_combine_note_use): Likewise.
2332 * predict.c (predict_insn, expected_value_to_br_prob,
2333 propagate_freq, expensive_function_p): Likewise.
2334 * print-rtl.c (print_rtx): Likewise.
2335 * profile.c (instrument_edges, instrument_values,
2336 compute_branch_probabilities, branch_prob, union_groups,
2337 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2338 * protoize.c (in_system_include_dir, file_could_be_converted,
2339 file_normally_convertible, gen_aux_info_file, seek_to_line,
2340 do_cleaning): Likewise.
2341 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2342 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2343 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2345 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2347 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2348 * modulo-sched.c (undo_replace_buff_elem): New structure.
2349 (kernel_number_of_cycles, ps_unschedule_node,
2350 undo_generate_reg_moves,free_undo_replace_buff,
2351 undo_permute_partial_schedule, loop_single_full_bb_p,
2352 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2353 build_loops_structure, get_sched_window): New.
2354 (generate_reg_moves): Return undo_replace_buff_elem and other
2356 (generate_prolog_epilog): Remove old loop versioning.
2357 (sms_schedule): Use loop information and loop_version.
2358 (sms_schedule_by_order): Split part of it to get_sched_window.
2359 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2360 cfg_layout_finalize and free_dominance_info before/after SMS.
2362 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2364 * cfghooks.c (lv_flush_pending_stmts,
2365 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2366 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2367 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2368 lv_add_condition_to_bb,
2369 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2370 flush_pending_stmts): New in cfg_hooks structure.
2371 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2372 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2373 lv_add_condition_to_bb): New declarations.
2374 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2376 (loop_version): Declare.
2377 * cfgloopmanip.c (cfghooks.h): Include.
2378 (duplicate_loop_to_header_edge): Change return type to bool.
2379 (loop_version, lv_adjust_loop_entry_edge): Move here.
2380 * cfgrtl.c (cfgloop.h): Include.
2381 (rtl_verify_flow_info_1): Fix.
2382 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2383 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2385 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2386 tree_lv_add_condition_to_bb): New.
2387 (tree_cfg_hooks): Add new hooks to initialization.
2388 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2389 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2391 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2393 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2394 xstormy16_below100_or_register,
2395 xstormy16_splittable_below100_or_register, and
2396 nonimmediate_nonstack_operand.
2398 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2399 xstormy16_ineqsi_operator, equality_operator,
2400 inequality_operator, shift_operator,
2401 xstormy16_below100_operand, xstormy16_below100_or_register,
2402 xstormy16_splittable_below100_or_register,
2403 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2404 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2405 equality_operator, inequality_operator,
2406 xstormy16_below100_operand, xstormy16_below100_or_register,
2407 xstormy16_splittable_below100_or_register,
2408 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2409 nonimmediate_nonstack_operand, shift_operator): Move to
2411 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2412 * config/stormy16/stormy16.md: Include predicates.md.
2413 * config/stormy16/predicates.md: New.
2415 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2417 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2418 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2419 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2420 move_operand, power_of_2_operand): Move to predicates.md.
2421 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2422 PREDICATE_CODE): Remove.
2423 * config/iq2000/iq2000.md: Include predicates.md.
2424 * config/iq2000/predicates.md: New.
2426 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2428 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2429 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2430 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2431 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2432 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2433 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2434 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2435 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2436 (TARGET_M68HC11): Delete.
2437 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2438 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2439 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2440 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2441 (nb_soft_regs): Delete.
2442 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2443 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2444 and MASK_M6812 being set simultaneously. Change the code that sets
2445 the default m68hc11_soft_reg_count to use integers instead of strings.
2446 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2447 m68hc11_soft_reg_count (which now has an int type) as the number
2449 * config/m68hc11/m68hc11.opt: New file.
2451 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2453 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2454 fp_displacement_operand, sp_displacement_operand.
2456 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2458 Remove the prototypes for tst_operand, cmp_operand,
2459 stack_register_operand, d_register_operand,
2460 hard_addr_reg_operand, splitable_operand,
2461 m68hc11_logical_operator, m68hc11_arith_operator,
2462 m68hc11_non_shift_operator, m68hc11_shift_operator,
2463 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2464 non_push_operand, hard_reg_operand, and
2465 reg_or_some_mem_operand.
2466 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2468 (tst_operand, cmp_operand, non_push_operand,
2469 splitable_operand, reg_or_some_mem_operand,
2470 stack_register_operand, d_register_operand,
2471 hard_addr_reg_operand, hard_reg_operand,
2472 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2473 m68hc11_arith_operator, m68hc11_non_shift_operator,
2474 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2476 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2477 * config/m68hc11/m68hc11.md: Include predicates.md.
2478 * config/m68hc11/predicates.md: New.
2480 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2483 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2484 change checked in along with 2005-03-03's patch for debug/20253.
2485 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2486 (remap_decl): Insert type decl in map earlier.
2488 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2490 PR tree-optimization/20640
2491 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2492 post-dominator if it has phi nodes.
2493 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2494 before dead statements.
2496 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2499 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2501 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2503 PR rtl-optimization/20290
2504 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2505 in every iteration if the entry point is the exit test.
2507 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2509 * config/cris/cris.md (attribute "length"): Define.
2511 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2513 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2514 (word_offset_memref_operand): New.
2515 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2516 (indexed_or_indirect_operand): Delete.
2517 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2518 (indexed_or_indirect_operand): Delete.
2520 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2523 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2526 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2527 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2529 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2531 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2533 2005-04-01 Ian Lance Taylor <ian@airs.com>
2535 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2536 (rus, prus): Remove static variables.
2537 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2538 (process_command): Permit report_times and use_pipes together.
2540 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2542 * c-decl.c (validate_proto_after_old_defn): Look at
2543 TYPE_MAIN_VARIANT of argument types.
2545 2005-04-01 Paul Brook <paul@codesourcery.com>
2547 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2548 (arm_output_function_epilogue): Allow call_via_SP.
2549 (thumb_call_via_reg, arm_file_end): Ditto.
2550 * config/arm/arm.h (struct machine_function): Include space for SP.
2551 (thumb_call_via_label): Update declaration.
2553 2005-04-01 Ian Lance Taylor <ian@airs.com>
2555 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2556 doing a peephole optimization, once again put any notes in the
2559 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2561 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2563 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2565 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2566 (block_alloc, find_free_reg): Likewise.
2567 * loop-doloop.c (doloop_modify): Likewise.
2568 * loop-invariant.c (record_use): Likewise.
2569 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2570 get_iv_value, canon_condition, eliminate_implied_condition,
2571 eliminate_implied_condition, simplify_using_initial_values,
2572 shorten_into_mode, canonicalize_iv_subregs,
2573 iv_number_of_iterations): Likewise.
2574 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2575 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2576 unswitch_loop): Likewise.
2577 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2578 move_movables, replace_call_address, find_and_verify_loops,
2579 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2580 record_giv, final_giv_value, general_induction_var,
2581 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2582 loop_giv_dump): Likewise.
2584 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2585 GCOV_CHECK_WRITING): Remove.
2586 (gcov_position, gcov_rewrite): Use gcc_assert.
2587 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2588 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2589 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2592 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2594 * tree-inline.c: Fix a typo.
2596 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2598 * configure.ac (enable-checking): Explicitly set all variables for
2599 collective switch values. Alphabetize variables. Rename
2600 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2602 * doc/install.texi (enable-checking): Update documentation.
2603 * configure: Rebuilt.
2605 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2607 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2610 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2612 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2613 Also reject cases where this pattern will cause load delay stalls
2614 unless optimizing for size and it will produce a shorter sequence.
2615 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2616 variants to avoid pre-adjusting the base when possible.
2618 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2620 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2621 the frame and argument pointers.
2622 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2623 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2624 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2625 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2626 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2627 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2629 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2631 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2632 with entry for selectany attribute.
2633 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2635 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2636 (i386_pe_asm_named_section): Handle sections generated by
2637 selectany attribute.
2638 * doc/extend.texi (selectany): Document attribute.
2640 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2641 Jan Hubicka <jh@suse.cz>
2643 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2644 to fix addresses involving EBP and ESP.
2645 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2646 for SUBREGed registers.
2647 (legitimate_address_p): Accept SUBREGed registers.
2649 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2652 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2653 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2656 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2658 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2660 2005-04-01 James E Wilson <wilson@specifixinc.com>
2663 * dwarf2out.c (rtl_for_decl_init): New function.
2664 (rtl_for_decl_location): Extracted from here.
2665 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2666 add_const_value_attribute. Delete initializer_constant_valid_p call.
2668 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2670 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2671 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2672 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2673 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2674 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2675 config/i386/i386.md, config/rs6000/predicates.md,
2676 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2677 config/s390/s390.c, config/stormy16/stormy16.c,
2678 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2681 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2684 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2685 COND_EXPR and CALL_EXPR.
2687 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2690 * genautomata.c (first_cycle_unit_presence): Check all alternative
2691 states for unit presence.
2693 * doc/md.texi: Remove remark about impossibility to query unit
2694 presence in non nondeterministic automaton state.
2696 * config/ia64/ia64.c (get_template): Change order of unit querying.
2698 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2700 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2703 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2705 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2706 flag for edges outside any loops.
2708 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2710 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2712 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2714 * tree-ssa-alias.c: Follow spelling conventions.
2715 * doc/tree-ssa.texi: Fix a typo.
2717 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2719 * postreload-gcse.c: Include target.h.
2720 (gcse_after_reload_main): Return early if we cannot modify jumps.
2721 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2723 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2725 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2726 expensive operations.
2728 2005-03-31 Ian Lance Taylor <ian@airs.com>
2730 * collect2.c (lderrout): New variable.
2731 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2732 if it is set, to stderr.
2733 (handler): Unlink lderrout if it is set.
2734 (dump_file): Add "to" parameter. Change all callers.
2735 (main): Initialize lderrout.
2736 (collect_execute): Add errname parameter. Change all callers.
2737 Rename redir parameter to outname. Never pass
2738 PEX_STDERR_TO_STDOUT to pex_run.
2739 * collect2.h (collect_execute, dump_file): Update declarations.
2740 * tlink.c (tlink_execute): Add errname parameter. Change all
2742 (do_tlink): Check lderrout as well as ldout.
2744 2005-03-31 Caroline Tice <ctice@apple.com>
2746 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2747 (bb-reorder.o): Add errors.h to list of requirements.
2748 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2749 profiledbootstrap flags.
2750 * bb-reorder.c (errors.h): Add new include.
2751 (struct bbro_basic_block_data_def): Add new field, in_trace.
2752 (add_unlikely_executed_notes): Remove function.
2753 (mark_bb_for_unlikely_executed_section): Remove function.
2754 (insert_section_boundary_note): New function.
2755 (verify_hot_cold_block_grouping): New function.
2756 (push_to_next_round_p): Remove variables and tests that push all
2757 cold blocks to last round.
2758 (find_traces): Remove code that added extra round of trace finding
2759 when doing partitioning.
2760 (find_traces_1_round) : Remove variable last_round; add code to
2761 update new struct field, in_trace; correct trace_length where it was
2762 incorrect before (after call to copy_bb); change code that pushed all
2763 cold blocks to last round. Instead verify that all blocks going into
2764 a trace belong in the same partition.
2765 (connect_traces): Modify to connect the traces in two passes, if the
2766 function contains both hot and cold blocks. The first pass connects
2767 all the traces for blocks in the partition that the first block in
2768 the function belongs to; the second pass connnects all the traces
2769 containing blocks that belong in the other partition.
2770 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2771 code that automatically put the first block in a function into the
2772 hot partition if the function had any hot blocks.
2773 (fix_crossing_unconditional_branches): Check number of succ edges
2774 before attempting to get one.
2775 (fix_edges_for_rarely_executed_code): Update comment describing
2777 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2778 remove call to add_unlikely_executed_notes; add call to
2779 verify_hot_cold_block_grouping.
2780 (duplicate_computed_gotos): Don't change computed goto if it's a
2782 (partition_hot_cold_basic_blocks): Update function comment.
2783 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2785 (try_forward_edges): Likewise.
2786 (merge_blocks_move_predecessor_nojumps): Likewise.
2787 (merge_blocks_move_successor_nojumps): Likewise.
2788 (merge_blocks_move): Likewise.
2789 (try_crossjump_bb): Likewise.
2790 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2791 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2792 notes to cold bb's; remove call to update_unlikely_executed_notes.
2793 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2794 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2795 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2796 function declaration.
2797 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2799 (rtl_can_merge_blocks): Remove redundancy from condition.
2800 (try_redirect_by_replacing_jump): Likewise.
2801 (force_nonfallthru_and_redirect): Remove code for adding
2802 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2803 (commit_one_edge_insertion): Likewise.
2804 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2805 * dbxout.c (FORCE_TEXT): Replace function_section with
2806 current_function_section.
2807 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2808 function, switch_text_section.
2809 (struct xcoff_debug): Likewise.
2810 (dbxout_function_end): Add code to put out label diffs for both
2811 hot and cold sections.
2812 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2813 for new debug_hooks funciton, switch_text_section..
2814 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2815 switch_text_section.
2816 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2817 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2818 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2819 dw_fde_switched_sections.
2820 (output_call_frame_info): Add test to see if function switches text
2821 sections in the middle; if so, use appropriate extra hot and cold
2822 section labels to compute size deltas for the hot and cold sections.
2823 (dwarf2out_begin_prologue): Add code to initialize new fields in
2825 (dwarf2out_switch_text_section): New function (invoked through
2826 debug_hook); updates new fields in dw_fde_struct appropriately and
2827 increments separate_line_info_table_in_use.
2828 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2829 dwarf2out_switch_text_section.
2830 (struct var_loc_node): Add new field, section_label.
2831 (output_aranges): Add code to check whether in hot or cold section and
2832 use the appropriate label in calculating deltas.
2833 (output_ranges): Likewise.
2834 (output_line_info): Add code to check which section we're in and
2835 use appropriate hot/cold label.
2836 (add_location_or_constant_value_attribute): Likewise.
2837 (gen_subprogam_die): Modify arange attributes to use correct labels.
2838 (dwarf2out_begin_block): Change call to function_section into call to
2839 current_function_section.
2840 (dwarf2out_end_block): Likewise.
2841 (dwarf2out_source_line): Likewise.
2842 (dwarf2out_var_location): Add code to check whether in hot or cold
2843 section and use the appropriate label.
2844 * except.c (output_function_exception_table): Change call to
2845 function_section into call to current_function_section.
2846 * final.c (profile_function): Likewise.
2847 (scan_ahead_for_unlikely_executed_note): Remove function.
2848 (final_scan_insn): Remove calls to
2849 scan_ahead_for_unlikely_executed_note, and related code for switching
2850 to cold section, except for the single time
2851 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2852 debug_hooks->switch_text_sections; replace appropriate calls to
2853 function_section with calls to current_function_section.
2854 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2855 test_bb to condition.
2856 (find_if_case_2): Likewise.
2857 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2858 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2859 * opts.c (decode_options): Change warning about hot/cold partitioning
2860 with exceptionss to inform (so as not to cause bootstrap failures);
2861 remove warning about partitioning with DWARF debug info.
2862 * output.h (current_function_section): Add new function decl.
2863 (insert_section_boundary_note): Likewise.
2864 (enum in_section): Move this declaration here from varasm.c.
2865 (unlikely_section_label): Likewise.
2866 (unlikely_text_section_name): Likewise.
2867 (last_text_section_name): New global variable.
2868 (last_text_section): Likewise.
2869 (hot_section_label): Likewise.
2870 (hot_section_end_label): Likewise.
2871 (cold_section_end_label): Likewise.
2872 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2873 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2874 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2875 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2876 insn from consideration.
2877 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2878 switch_text_section.
2879 * varasm.c (basic-block.h): Add new include.
2880 (unlikely_section_label_printed): Remove global variable.
2881 (unlikely_section_label): Make global variable not be static any more.
2882 (unlikely_text_section_name): Likewise.
2883 (hot_section_end_label): New global variable (not static)
2884 (first_function_block_is_cold): Likewise.
2885 (hot_section_label): Likewise.
2886 (cold_section_end_label): Likewise..
2887 (last_text_section): New global variable, not static.
2888 (last_text_section_name): New global variable, not static.
2889 (initialize_cold_section_name): New function.
2890 (enum in_section): Move declaration to output.h.
2891 (text_section): Update last_text_section.
2892 (unlikely_text_section): Replace code to determine cold section name
2893 with call to initialize_cold_section_name; Add code to update
2894 last_text_section; remove code for printing out label.
2895 (named_section_real): Add code to update last_text_section and
2896 last_text_section_name as appropriate.
2897 (function_section): Change test for 'unlikely' to depend on
2898 first_function_block_is_cold (moved old test to
2899 current_function_section).
2900 (current_function_section): New function.
2901 (assemble_start_function): Move code that frees
2902 unlikely_text_section_name; initialize hot_section_end_label;
2903 print hot and cold section labels at the start of the function;
2904 set first_function_block_is_cold, if appropriate; initialize l
2905 ast_text_section; add call to insert_section_boundary_note.
2906 (assemble_end_function): Add code to write out hot and cold section
2908 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2909 switch_text_section.
2910 * config/darwin.c (machopic_select_section): Replace incorrect
2911 function in base_funs; update reloc for cold sections if necessary.
2912 * config/darwin.h (SECTION_FUNCTION): Add code to update
2913 last_text_section if appropriate.
2914 (text_unlikely_section): Remove.
2915 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2916 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2917 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2918 partitioning for this architecture.
2920 2005-03-31 Olivier Hainque <hainque@adacore.com>
2922 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2923 defined and non-zero.
2925 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2928 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2931 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2934 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2935 label operand. Remove (use (unspec..)). Don't emit a label on
2937 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2938 generate inline label for load_toc_v4_PIC_1b.
2939 (rs6000_emit_load_toc_table): Likewise.
2941 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2943 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2944 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2946 2005-03-29 Devang Patel <dpatel@apple.com>
2948 * tree-sra.c (decide_block_copy): Disable scalarization of
2951 2005-03-30 Stuart Hastings <stuart@apple.com>
2952 Dale Johannesen <dalej@apple.com>
2954 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2955 * print-tree.c (print_node): Add case STATEMENT_LIST.
2957 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2959 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2960 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2961 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2962 is given with "powerpc64*" or "all", or when --with-cpu chooses
2965 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2968 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2969 gen_lexical_block_die.
2970 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2972 2005-03-31 Jan Hubicka <jh@suse.cz>
2974 2004-11-02 Jan Hubicka <jh@suse.cz>
2976 * cgraph.c (cgraph_varpool_node_name): New function.
2977 (dump_cgraph_varpool_node): New function.
2978 (dump_varpool): New function.
2979 * cgraphunit.c (cgraph_optimize): Dump varpool.
2981 2004-10-16 Jan Hubicka <jh@suse.cz>
2983 * cgraph.c (decide_is_variable_needed): New function.
2984 (cgraph_varpool_finalize_decl): Use it.
2985 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2987 * final.c (output_addr_const): Do not call mark_referenced.
2988 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2989 always go via cgraph.
2990 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2991 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2992 * tree-optimize.c (execute_inline): Mark functions called.
2993 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2995 2004-10-11 Jan Hubicka <jh@suse.cz>
2997 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2998 (cgraph_varpool_last_needed_node): New static variable.
2999 (enqueue_needed_varpool_node): Break out from ...; add items to the
3000 end of queue; update first pointers.
3001 (cgraph_varpool_mark_needed_node): ... here.
3002 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3003 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3004 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3005 (cgraph_varpool_first_unanalyzed_node): Declare.
3006 * cgraphunit.c: Include output.h.
3007 (cgraph_varpool_analyze_pending_decls): New function.
3008 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3009 for errors, analyze pending decls.
3010 (cgraph_finalize_compilation_unit): Only analyze decls.
3011 (cgraph_optimize): Assemble the decls after expanding.
3013 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3015 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3016 subvars get marked properly in tags for grouping.
3017 (add_pointed_to_var): Mark only actual pointed to
3018 variables/subvars in addresses needed.
3019 (create_overlap_variables_for): Clear call clobbered on original
3021 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3022 addresable vars with subvars into list.
3023 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3026 2005-03-30 Richard Henderson <rth@redhat.com>
3028 * cgraph.h (struct cgraph_node): Add alias.
3029 * varasm.c (assemble_alias): Set it.
3030 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3031 avoid calling cgraph_expand_function.
3033 2005-03-30 Tom Tromey <tromey@redhat.com>
3035 * tree.def (FILE_TYPE): Removed.
3036 * typeclass.h (enum type_class): Removed file_type_class.
3037 * dwarf2out.c (is_base_type): Updated.
3038 (gen_type_die): Likewise.
3039 * dbxout.c (dbxout_type): Updated.
3040 * builtins.c (type_to_class): Updated.
3041 * tree.c (type_contains_placeholder_1): Updated.
3042 * config/sparc/sparc.c (sparc_type_code): Updated.
3043 * config/ia64/ia64.c (hfa_element_mode): Updated.
3044 * expr.c (count_type_elements): Updated.
3045 * stor-layout.c (layout_type): Updated.
3046 * tree-inline.c (remap_type): Updated.
3047 * tree-pretty-print.c (dump_generic_node): Updated.
3049 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3051 * builtins.c (expand_builtin_powi): Fix mode of
3052 2nd argument to match int.
3053 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3054 2nd argument type to int.
3055 * libgcc2.c: Change prototype of __powi* functions to use
3058 2005-03-30 Dale Johannesen <dalej@apple.com>
3061 * calls.c (expand_call): Flush pending deferrals before
3064 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3068 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3069 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3070 c_label_context, label_context_stack): New.
3071 * c-decl.c (define_label): Check for jumps into statement
3072 expressions. Add label to list of defined labels.
3073 (start_function): Push context on label_context_stack.
3074 (finish_function): Pop context from label_context_stack.
3075 * c-typeck.c (label_context_stack): New.
3076 (c_finish_goto_label): Check for jumps into statement
3077 expressions. Add label to list of jumped to labels.
3078 (struct c_switch): Add blocked_stmt_expr.
3079 (c_start_case): Initialize it.
3080 (do_case): Check it.
3081 (c_finish_case): Verify !blocked_stmt_expr.
3082 (c_begin_stmt_expr): Push context on label_context_stack.
3083 Increment blocked_stmt_expr. Mark labels jumped to from outside
3085 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3086 defined in the statement expression and no longer jumpable to.
3087 Mark labels jumped to from just outside the statement expression
3088 as again definable. Pop context from label_context_stack.
3089 * doc/extend.texi (Statement Exprs): Update.
3091 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3094 * c-decl.c (start_function): Check for old_decl being
3097 2005-03-30 Ian Lance Taylor <ian@airs.com>
3099 * final.c (final): Remove prescan parameter. Change all callers.
3100 (final_scan_insn): Remove prescan parameter. Change all callers.
3102 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3104 * tree-vectorizer.c: Fix comment typos.
3106 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3108 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3109 as soon as a chrec_dont_know is detected.
3111 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3113 Merge from csl-arm-branch.
3114 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3116 * tlink.c (recompile_files): Do not assume that "rename" can
3117 overwrite an existing file.
3119 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3121 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3122 * gcc/configure: Regenerate.
3124 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3126 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3128 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3130 * calls.c (struct arg_data): Update "partial" comment.
3131 (load_register_parameters): Update "nregs" comment.
3133 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3135 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3136 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3137 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3138 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3139 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3140 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3141 than target_flags & 0.
3142 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3143 (iq2000_arch, iq2000_parse_cpu): Delete.
3144 (TARGET_HANDLE_OPTION): Override default.
3145 (iq2000_handle_option): New function.
3146 (override_options): Remove -march= and -mcpu= handling.
3147 * config/iq2000/iq2000.opt: New file.
3149 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3151 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3152 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3153 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3154 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3155 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3156 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3157 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3158 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3159 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3160 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3161 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3162 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3163 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3164 (TARGET_OPTIONS): Delete.
3165 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3166 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3167 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3168 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3169 (c4x_cpu_version_string): Delete.
3170 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3171 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3172 equivalent -mcpu= option.
3173 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3174 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3175 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3176 or clearing the appropriate MASK_* bit.
3177 (c4x_file_start): Use c4x_cpu_version.
3178 * config/c4x/c4x.opt: New file.
3180 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3182 * doc/options.texi: Document the new MaskExists flag.
3183 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3184 if the option has the MaskExists flag.
3186 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3188 * opt-functions.awk (flag_set_p, test_flag): New functions.
3189 (switch_flags): Use them.
3190 * opth-gen.awk: Use flag_set_p to check for flags.
3191 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3193 2005-03-30 Ian Lance Taylor <ian@airs.com>
3195 * config.host (i[34567]86-*-mingw32*): Don't set
3196 host_can_use_collect2 to no.
3198 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3201 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3202 Remove convert_memory_address call duplicating that in memory_address.
3204 2005-03-29 Richard Henderson <rth@redhat.com>
3207 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3208 (build_compound_literal): Likewise. Propagate decl type into the
3210 (finish_decl): Likewise. Use new return value from complete_array_type
3211 for zero sized arrays.
3212 (complete_array_type): Move ...
3213 * c-common.c (complete_array_type): ... here. Change first argument
3214 to pointer-to-type-node. Consistently use sizetype for the index
3215 except for zero sized arrays. Detect zero sized arrays for pedantic
3216 mode diagnostics. Create a new type node instead of modifying the
3218 * c-tree.h (complete_array_type): Move decl ...
3219 * c-common.h (complete_array_type): ... here.
3221 2005-03-29 Richard Henderson <rth@redhat.com>
3224 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3226 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3228 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3229 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3230 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3231 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3233 2005-03-29 Eric Christopher <echristo@redhat.com>
3235 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3236 truthvalue conversion removal.
3238 2005-03-29 Ian Lance Taylor <ian@airs.com>
3241 * collect2.c: Never include <vfork.h>.
3242 (VFORK_STRING, vfork): Don't define.
3243 (pid): Remove global variable.
3244 (handler): Call raise instead of kill (getpid(), ...).
3245 (collect_wait): Add pex parameter. Change all callers. Use
3246 pex_get_status rather than pwait.
3247 (do_wait): Add pex parameter. Change all callers.
3248 (collect_execute): Return struct pex_obj * rather than void. Use
3249 pex routines rather than pexecute.
3250 (fork_execute): Get pex_obj from collect_execute, and pass it to
3252 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3253 Only declare quit_handler if SIGQUIT is defined.
3254 (scan_libraries): Likewise.
3255 * collect2.h (collect_execute): Update declaration.
3256 (collect_wait): Update declaration.
3257 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3258 pass it to collect_wait.
3260 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3263 * c-parser.c (c_parser_compound_statement_nostart): Give error
3264 message for EOF instead of just setting parser->error.
3266 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3268 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3269 (slpeel_update_phi_nodes_for_guard1): New function.
3270 (slpeel_update_phi_nodes_for_guard2): New function.
3271 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3272 of slpeel_update_phi_nodes_for_guard.
3273 (vectorize_loops): Remove call to loop_closed_rewrite.
3274 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3277 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3279 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3280 (TARGET_LITTLE_ENDIAN): New macro.
3281 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3282 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3283 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3284 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3285 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3286 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3287 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3288 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3289 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3290 (TARGET_OPTIONS): Delete.
3291 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3292 (CACHE_FLUSH_TRAP): Turn into an integer.
3293 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3294 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3295 -mflush-trap is in use.
3296 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3297 (m32r_cache_flush_trap_string): Delete.
3298 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3299 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3300 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3301 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3302 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3303 -mmodel= and -msdata= handling from...
3304 (m32r_init): ...here.
3305 * config/m32r/m32r.opt: New file.
3307 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3309 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3310 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3311 * tree-vect-analyze.c (vect_object_analysis): additional parm
3312 pass back a "struct ptr_info_def *" with the points-to info.
3313 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3314 statement using info returned from vect_object_analysis.
3315 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3316 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3317 for virtual uses and defs when creating a replacement vector
3318 reference. Call duplicate_ssa_name_ptr_info to define points-to
3319 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3320 (vectorizable_store): copy_virtual_operands and update
3321 definition statements.
3322 (vectorizable_load): copy_virtual_operands. Remove call to
3323 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3324 * tree-vectorizer.c (vectorize_loops): Remove calls to
3325 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3326 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3327 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3328 define macro STMT_VINFO_PTR_INFO for use in accessing.
3329 * tree.h add export of duplicate_ssa_name_ptr_info.
3330 * rs6000.c (altivec_init_builtins): Declare builtin function
3331 __builtin_altivec_mask_for_load to be "const".
3333 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3336 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3337 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3338 assemble_variable on aliases.
3339 * varasm.c (assemble_alias): Set node->alias.
3340 * toplev.c (wrapup_global_declarations): Don't call
3341 rest_of_decl_compilation on aliases again.
3343 2005-03-29 Paul Brook <paul@codesourcery.com>
3345 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3346 * config/arm/arm.c (arm_dbx_register_number): New function.
3347 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3349 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3352 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3353 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3355 2005-03-29 Dale Johannesen <dalej@apple.com>
3357 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3358 $(TREE_H) and $(COVERAGE_H).
3359 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3360 * opts.c (common_handle_option): Enable tree-based value transforms.
3361 * toplev.c (process_options): Ditto.
3362 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3363 refers to references to this type.
3364 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3365 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3366 for may_be_more, may_be_less.
3367 (rtl_gen_pow2_profiler): Adjust.
3368 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3369 (rtl_gen_one_value_profiler): Adjust.
3370 (rtl_gen_const_delta_profiler): Adjust.
3371 * tree-profile.c (tree_gen_interval_profiler): Implement.
3372 (tree_gen_pow2_profiler): Ditto.
3373 (tree_gen_one_value_profiler): Ditto.
3374 (tree_profiling): New.
3375 (pass_tree_profile): Reference it.
3376 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3378 (insn_divmod_values_to_profile): Rename to
3379 rtl_divmod_values_to_profile. Adjust.
3380 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3381 (insn_prefetch_values_to_profile): Adjust.
3382 (rtl_value_profile_transformations): Adjust.
3383 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3384 (gen_mod_pow2): Rename to rtl_mod_pow2.
3385 (gen_mod_subtract): Rename to rtl_mod_subtract.
3386 (divmod_fixed_value_transform): Rename to
3387 rtl_divmod_fixed_value_transform.
3388 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3389 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3390 (rtl_find_values_to_profile): Adjust.
3391 (tree_value_profile_transformations): Implement.
3392 (tree_divmod_values_to_profile): New.
3393 (tree_values_to_profile): New.
3394 (tree_divmod_fixed_value): New.
3395 (tree_mod_pow2): New.
3396 (tree_mod_subtract): New.
3397 (tree_divmod_fixed_value_transform): New.
3398 (tree_mod_pow2_value_transform): New.
3399 (tree_mod_subtract_transform): New.
3400 (tree_find_values_to_profile): Implement.
3401 * profile.c (instrument_values): Free histograms.
3402 (compute_value_histograms): Adjust. Implement tree version.
3404 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3406 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3407 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3408 variable. Output "fldcw" depending on round_mode.
3409 * config/i386/i386.md (UNSPEC_FIST): New.
3410 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3411 New isns patterns to implement lrint and llrint built-ins as x87
3413 (fistdi2, fist<mode>2 splitters): New splitters.
3414 (lrint<mode>2): New expanders.
3416 2005-03-28 Ian Lance Taylor <ian@airs.com>
3418 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3419 0 when calling final_scan_insn.
3421 2005-03-28 Jan Hubicka <jh@suse.cz>
3424 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3427 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3428 types where possible.
3430 2005-03-26 Per Bothner <per@bothner.com>
3432 Make -f[no-]show-column also control non-cpp diagnostics.
3433 * c.opt (fshow-column): Move option from here ...
3434 * common.opt (fshow-column): ... to here.
3435 * diagnostic.c (diagnostic_build_prefix): Only print column number
3436 if flag_show_column.
3438 2005-03-27 Steven Bosscher <stevenb@suse.de>
3440 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3441 vax_output_conditional_branch): New prototypes.
3442 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3443 extracted from vax.md mov and add patterns.
3444 (vax_output_conditional_branch): New function to output conditional
3445 branch instructions.
3446 * vax.md: Use mode macros for arithmetic and mov patterns.
3447 Use code macros for the jump patterns.
3449 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3451 * Makefile.in (libbackend.o): Depend on version files;
3452 add custom generation command.
3454 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3457 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3458 sure that we have a REG before getting its REGNO.
3460 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3462 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3463 * builtins.def (BUILT_IN_STRNDUP): New.
3465 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3467 PR tree-optimization/20470
3468 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3471 2005-03-25 Mike Stump <mrs@apple.com>
3473 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3476 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3478 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3479 Use our own structure definitions.
3481 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3482 (fix_truncdfsi2): Allow registers or memory as destination.
3483 When TARGET_PPC_GFXOPT, generate simplified pattern.
3484 (fix_truncdfsi2_internal): Use define_insn_and_split.
3485 (fix_truncdfsi2_internal_gfxopt): New.
3486 (fctiwz): Don't confuse register allocation by giving it no choices.
3488 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3489 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3490 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3491 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3493 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3495 * dominance.c (free_dominance_info): Speed up by freeing et
3496 data structures without maintaining other nodes.
3497 * et-forest.c (et_free_tree_force): New.
3498 * et-forest.h: Add a prototype for et_free_tree_force.
3500 * tree.c (get_set_constructor_bits,
3501 get_set_constructor_bytes): Remove.
3502 * tree.h: Remove the corresponding prototypes.
3504 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3507 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3508 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3509 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3510 PRE_DEC, NEG and NOT.
3512 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3514 * fold-const.c: Convert uses of fold (build (...)) to
3517 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3519 PR rtl-optimization/20249
3520 * cse.c (insert_regs): Do not record equivalence of registers in
3523 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3525 * emit-rtl.c (reverse_comparison): Remove.
3526 * rtl.h: Remove the corresponding prototype.
3528 2005-03-24 James E Wilson <wilson@specifixinc.com>
3530 * doc/install.texi (--enable-altivec): Delete docs.
3532 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3534 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3535 SFmode and DFmode before reload when
3536 flag_unsafe_math_optimizations not enabled.
3538 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3540 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3542 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3543 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3545 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3547 * configure.ac (enable-checking): Add 'runtime' option.
3548 * doc/install.texi (enable-checking): Document 'runtime' checking.
3549 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3550 * config.in: Regenerated.
3551 * configure: Regenerated.
3553 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3555 * optabs.h (enum optab_index): Remove OTI_llrint.
3556 (llrint_optab): Remove macro.
3557 * optabs.c (init_optabs): Remove llrint_optab initialization.
3558 * genopinit.c (optabs): Remove llrint_optab implementation.
3559 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3562 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3564 PR rtl-optimization/20532
3565 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3566 overflow when adding coefficients for PLUS or MINUS.
3567 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3570 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3572 * langhooks.h (truthvalue_conversion): Remove.
3573 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3574 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3575 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3576 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3577 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3579 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3581 * params.def: Fix a typo.
3582 * config/mips/mips.c: Follow the spelling convensions.
3583 * doc/invoke.texi: Fix typos.
3585 2005-03-18 Dale Johannese <dalej@apple.com>
3587 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3589 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3591 Fix PR tree-optimization/20601
3593 * tree-ssa-pre.c (insert_aux): Add missing condition to
3596 2005-03-23 Ian Lance Taylor <ian@airs.com>
3598 * final.c (final_scan_insn): Don't remove no-op instructions.
3599 * reload1.c (reload): Remove simple no-op instructions even when
3602 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3604 PR tree-optimization/20501
3605 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3606 reporting that peeling for alignment is applied moved to...
3607 * (vect_analyze_data_refs_alignment): Here.
3609 2005-03-23 Ian Lance Taylor <ian@airs.com>
3611 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3613 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3615 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3616 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3618 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3620 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3621 imply that this is called once, independent of asms in code.
3622 Adjust to now being pased output and input lists. Mention helper
3623 function decl_overlaps_hard_reg_set_p.
3624 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3625 hook_tree_tree_identity and to take three trees, returning third.
3626 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3628 * stmt.c: include hard-reg-set.h before tree.h.
3629 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3630 (decl_conflicts_with_clobbers_p): Call
3631 decl_overlaps_hard_reg_set_p.
3632 (expand_asm_operands): Pass output and input lists in call to
3633 targetm.md_asm_clobbers.
3634 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3635 hook_tree_tree_tree_tree_3rd_identity.
3636 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3638 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3639 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3640 parameters, first two unused.
3641 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3642 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3643 in constraint letters and MOF is not mentioned as a asm-declared
3644 register in neither of the input and output lists.
3646 2005-03-23 DJ Delorie <dj@redhat.com>
3648 * optabs.c (expand_binop): Make sure the first subword's result
3651 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3653 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3654 Call c_common_truthvalue_conversion rather than
3655 lang_hooks.truthvalue_conversion.
3656 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3657 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3659 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3660 c_common_truthvalue_conversion.
3661 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3662 c_parser_conditional_expression, c_parser_binary_expression): Call
3663 c_objc_common_truthvalue_conversion.
3664 * c-typeck.c (build_unary_op): Call
3665 c_objc_common_truthvalue_conversion.
3666 (build_conditional_expr): Do not call
3667 lang_hooks.truthvalue_conversion.
3668 (build_binary_op): Call c_common_truthvalue_conversion.
3669 (c_objc_common_truthvalue_conversion): Moved from
3670 c-objc-common.c. Call default_function_array_conversion instead
3671 of default_conversion.
3673 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3675 * c-common.h (default_conversion): Remove.
3676 (perform_integral_promotions): Add.
3677 * c-tree.h (default_conversion): Add.
3678 * c-typeck.c (perform_integral_promotions): New, split out from
3680 * c-common.c (check_case_value): Use perform_integral_promotions,
3681 not default_conversion.
3682 (c_add_case_label): Don't continue processing case label after
3683 found to be pointer.
3685 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3687 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3688 the prefix list if we have already added a multilib directory
3690 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3693 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3695 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3697 * reload.h: Remove the prototype for indirect_symref_ok.
3699 * reload1.c (indirect_symref_ok): Make it global.
3700 * reload.h: Add a prototype for indirect_symref_ok.
3702 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3704 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3707 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3709 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3711 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3713 * c-opts.c (c_common_parse_file): Only start/end main source file
3714 if debug hooks says the writer wants it.
3715 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3717 (xcoff_debug_hooks): Ditto.
3718 * debug.c (do_nothing_hooks): Ditto.
3719 * debug.h (gcc_debug_hooks): Ditto.
3720 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3721 * sdbout.c (sdb_debug_hooks): Ditto.
3722 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3724 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3726 * doc/extend.texi: Deprecate C++ min/max operators.
3728 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3730 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3731 artificial original candidates.
3733 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3734 Jan Hubicka <jh@suse.cz>
3735 Steven Bosscher <stevenb@suse.de>
3737 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3738 call cost based on argument sizes.
3739 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3741 * params.def: (max-inline-inssn-single): Set to 450.
3742 (max-inline-insns-auto): Set to 90.
3743 (max-inline-insns-recursive): Set to 450
3744 (max-inline-insns-recursive-auto): Set to 450.
3745 (large-function-insns): Set to 2700.
3746 (inline-call-cost): New parameter.
3747 * tree-inline.c (estimate_move_cost): New function.
3748 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3749 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3751 * tree-inline.h (estimate_move_cost): Declare.
3752 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3753 (max-inline-insns-auto): Change default to 90.
3754 (max-inline-insns-recursive): Change default to 450
3755 (max-inline-insns-recursive-auto): Change default to 450.
3756 (large-function-insns): Change default to 2700.
3757 (inline-call-cost): Document new parameter.
3759 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3761 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3762 (TARGET_DEFAULT): Delete.
3763 * config/i860/i860.opt: New file.
3765 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3767 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3768 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3769 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3770 (frv_sched_lookahead): Delete.
3771 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3772 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3773 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3774 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3775 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3776 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3777 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3778 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3779 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3780 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3781 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3782 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3783 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3784 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3785 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3786 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3787 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3788 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3789 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3790 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3791 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3792 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3793 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3794 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3795 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3796 (frv_sched_lookahead): Delete.
3797 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3798 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3799 (frv_handle_option): New function. Move -mcpu= handling from...
3800 (frv_override_options): ...here. Remove handling of other
3802 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3803 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3804 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3805 and TARGET_NO_MULTI_CE.
3806 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3807 !TARGET_VLIW_BRANCH.
3808 * config/frv/frv.opt: New file.
3810 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3812 * fold-const.c (fold_ternary): Take decomposed arguments of
3814 (fold): Update a call to fold_ternary.
3816 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3817 * tree.h: Add corresponding prototypes.
3819 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3822 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3823 between jump table and its label.
3824 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3825 resp. ADDR_DIFF_VEC and the label preceeding it.
3826 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3827 is emitted in the right section.
3829 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3831 * fold-const.c (fold_unary, fold_binary): Update comments
3834 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3836 PR rtl-optimization/20527
3837 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3838 REG_INC note, test that the register also isn't mentioned in PRED
3841 2005-03-22 Ben Elliston <bje@au.ibm.com>
3843 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3846 2005-03-21 Mike Stump <mrs@apple.com>
3848 * varasm.c (default_assemble_visibility): Remove extra ().
3850 2005-03-21 Roger Sayle <roger@eyesopen.com>
3853 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3854 to determine whether a block can be duplicated, rather than test
3855 whether the block contains noncopyable insns ourselves.
3857 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3859 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3862 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3864 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3866 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3868 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3869 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3870 * config/fr30/fr30.opt: New file.
3872 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3874 Fix PR tree-optimization/20542
3876 * tree-flow-inline.h (overlap_subvar): Move to here.
3877 * tree-ssa-operands.c: From here.
3878 * tree-flow.h (overlap_subvar): Declare.
3879 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3880 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3881 for variables with subvars.
3883 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3886 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3887 * modulo-sched.c (const_iteration_count): Return on NULL
3889 (print_node_sched_params): Return on NULL dump_file.
3890 (generate_reg_moves): Handle reg-anti dependencies and disregard
3891 closing branch when generating register moves.
3892 (sms_schedule): Mark the SMSed block dirty.
3893 * passes.c (rest_of_handle_sms): Call update_life_info for all
3895 * testsuite/gcc.dg/20050321-1.c: New test.
3897 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3899 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3900 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3901 movqi_internal): Likewise.
3903 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3905 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3906 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3907 xtensa_b4const): Delete prototypes.
3908 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3909 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3910 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3911 xtensa_extra_constraint): New prototypes.
3912 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3913 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3914 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3915 move_operand, const_float_1_operand, fpmem_offset_operand,
3916 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3917 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3918 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3919 argument type to HOST_WIDE_INT.
3920 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3921 xtensa_mask_immediate): Likewise.
3922 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3923 Likewise. Also make these functions static.
3924 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3925 (xtensa_const_ok_for_letter_p): New.
3926 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3927 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3928 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3929 move_operand, const_float_1_operand, fpmem_offset_operand,
3930 branch_operator, ubranch_operator, boolean_operator): Move to
3932 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3933 (xtensa_mem_offset): Change return type to bool.
3934 (xtensa_extra_constraint): New.
3935 (gen_int_relational): Update type of const_range_p function pointer.
3936 Use xtensa_b4const_or_zero.
3937 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3938 xtensa_const_ok_for_letter_p. Update comments.
3939 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3940 (PREDICATE_CODES): Delete.
3941 * config/xtensa/xtensa.md: Include predicates.md.
3942 * config/xtensa/predicates.md: New file.
3944 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3946 * config/v850/v850-protos.h: Remove the prototypes for
3947 reg_or_int9_operand, reg_or_const_operand,
3948 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3949 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3950 movsi_source_operand, power_of_two_operand,
3951 not_power_of_two_operand, special_symbolref_operand,
3952 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3953 register_is_ok_for_epilogue.
3954 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3955 reg_or_int9_operand, reg_or_const_operand,
3956 call_address_operand, special_symbolref_operand,
3957 movsi_source_operand, power_of_two_operand,
3958 not_power_of_two_operand, register_is_ok_for_epilogue,
3959 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3960 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3962 * config/v850/v850.h (PREDICATE_CODES): Remove.
3963 * config/v850/v850.md: Include predicates.md.
3964 * config/v850/predicates.md: New.
3966 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3968 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3969 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3970 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3971 (itoolsdir, itoolsdatadir): Move definition above new first use.
3972 (install-itoolsdirs): New rule.
3973 (install-mkheaders): Depend on install-itoolsdirs, not
3974 install-include-dir.
3976 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3978 * tree-into-ssa.c: Remove obsolete comments.
3980 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3982 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3983 unrolling if -fpeel-loops is specified, too.
3984 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3985 Remove superfluous check for flag_unroll_loops.
3987 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3989 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3990 (lrint_optab, llrint_optab): Define corresponding macros.
3991 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3992 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3993 pattern and llrint_optab using llrintdi2 patterns.
3994 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3995 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3996 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3997 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3998 flag_unsafe_math_optimizations is set.
4000 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4002 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4003 simplify_logical, if_then_else_cond, known_cond,
4004 simplify_comparison): Adjust calls to reverse_comparison.
4005 Don't use combine_reversed_comparison_code).
4006 (combine_reversed_comparison_code): Remove.
4007 (reversed_comparison): Using reversed_comparison_code, move it...
4008 * jump.c (reversed_comparison): ... here.
4009 * rtl.h (reversed_comparison): Add prototype.
4011 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4013 * builtins.c (fold_builtin): Take decomposed arguments of
4015 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4016 * gimplify.c (gimplify_call_expr): Likewise.
4017 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4018 * tree.h: Update the prototype of fold_builtin.
4020 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4022 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4023 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4024 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4025 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4026 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4028 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4030 * builtins.c (fold_builtin_1): Take decomposed arguments of
4032 (fold_builtin): Update a call to fold_builtin_1.
4034 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4037 * gcov.c (output_lines): Only output function block summary when
4038 outputting branch information.
4039 * doc/gcov.texi: Document format of preamble and additional block
4042 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4044 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4045 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4046 the defaults false if BITS_PER_UNIT != 8.
4047 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4048 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4049 than BITS_PER_UNIT != 8.
4050 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4051 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4052 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4054 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4055 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4057 2005-03-20 Roger Sayle <roger@eyesopen.com>
4060 * fold-const.c (fold_binary): Fix type mismatch between
4061 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4062 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4063 for non-truth-valued expressions.
4065 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4066 and FUNCTION_DECL in the main switch.
4067 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4068 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4069 we also need to convert their operands to match.
4070 <TRUTH_NOT_EXPR>: Likewise.
4072 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4074 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4075 diagnostic without checking whether an lvalue.
4076 * c-common.h (lvalue_p): Remove.
4077 (enum lvalue_use): Update comment.
4078 (lvalue_or_else): Replace by lvalue_error.
4079 * c-typeck.c (lvalue_p): Make static.
4080 (lvalue_or_else): New. Call lvalue_error.
4082 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4084 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4085 (function_arg_advance): Use rs6000_parm_start.
4086 (function_arg, rs6000_arg_partial_bytes): Likewise.
4088 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4090 * c-common.c (check_case_value): Adjust comment about stripping
4092 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4093 * c-typeck.c (default_conversion, convert_arguments,
4094 build_modify_expr, convert_for_assignment, store_init_value,
4095 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4096 manually. Remove inaccurate comments.
4098 2005-03-20 Roger Sayle <roger@eyesopen.com>
4099 Joseph S. Myers <joseph@codesourcery.com>
4101 * varasm.c (do_assemble_alias): Restore comment describing function.
4102 Annotate the target parameter as potentially unused.
4104 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4107 * config/avr/avr.c (avr_output_function_prologue): Do not use
4108 current_function_name() in a label, use a local label instead.
4110 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4112 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4113 flag_finite_math_only, not flag_unsafe_math_optimizations.
4115 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4117 * builtins.c (fold_builtin_1): Update a call to
4118 targetm.fold_builtin.
4119 * hooks.c (hook_tree_tree_bool_null): Rename to
4120 hook_tree_tree_tree_bool_null. Take one more argument of type
4122 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4123 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4124 hook_tree_tree_tree_bool_null.
4125 * target.h (gcc_target): Update the prototype of fold_builtin.
4126 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4127 arguments of CALL_EXPR.
4128 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4131 2005-03-20 Jan Hubicka <jh@suse.cz>
4133 * cgraph.h (cgraph_node): Add prev_clone pointer.
4134 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4135 (cgraph_clone_node): Produce doubly linked chain.
4137 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4139 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4140 get_nonnull_operand, handle_sentinel_attribute,
4141 check_function_arguments_recurse): Do not strip NOPS from
4143 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4145 * c-format.c (get_constant): Likewise.
4146 * c-parser.c (c_parser_postfix_expression): Likewise.
4147 * c-typeck.c (set_init_index): Likewise.
4148 (convert_arguments): Don't check for NOP_EXPR containing integer
4151 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4153 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4154 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4155 Take decomposed arguments of CALL_EXPR.
4156 (fold_builtin_1): Update calls to the functions mentioned
4159 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4161 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4162 width to have integer type.
4163 (build_enumerator): Require enumerator value to have integer type.
4165 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4167 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4170 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4172 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4173 std=iso9899:199x): Correct descriptions.
4175 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4177 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4180 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4182 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4184 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4185 fold_builtin_memcpy.
4187 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4188 arguments of CALL_EXPR.
4189 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4190 fold_builtin_found, fold_builtin_1): Update calls to
4191 fold_trunc_transparent_mathfn.
4193 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4196 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4197 function pointers on targets that require function pointer
4199 (fold_sign_changed_comparison): Likewise.
4201 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4203 * combine.c (try_combine): When changing the mode of a hard reg, make
4204 sure that doing so is valid.
4206 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4208 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4209 (TARGET_HANDLE_OPTION): Override default.
4210 (avr_handle_option): New function.
4211 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4212 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4213 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4214 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4215 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4216 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4217 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4218 (TARGET_OPTIONS): Delete.
4219 * config/avr/avr.opt: New file.
4221 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4223 * config/m32r/m32r-protos.h: Remove the prototypes for
4224 call_address_operand, symbolic_operand, seth_add3_operand,
4225 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4226 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4227 two_insn_const_operand, move_src_operand,
4228 move_double_src_operand, move_dest_operand,
4229 eqne_comparison_operator, signed_comparison_operator,
4230 large_insn_p, conditional_move_operand, carry_compare_operand,
4231 m32r_block_immediate_operand, extend_operand,
4232 reg_or_eq_int16_operand, int8_operand, and
4233 reg_or_zero_operand.
4234 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4235 seth_add3_operand, int8_operand, cmp_int16_operand,
4236 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4237 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4238 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4239 move_double_src_operand, move_dest_operand,
4240 eqne_comparison_operator, signed_comparison_operator,
4241 extend_operand, small_insn_p, large_insn_p,
4242 conditional_move_operand, carry_compare_operand,
4243 m32r_block_immediate_operand): Move to predicates.md.
4244 (MAX_MOVE_BYTES): Move to m32r.h.
4245 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4246 * config/m32r/m32r.md: Include predicates.md.
4247 * config/m32r/predicates.md: New.
4249 2005-03-18 James E Wilson <wilson@specifixinc.com>
4252 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4255 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4257 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4258 call_address_operand, const_8bit_operand.
4259 * config/mn10300/mn10300.c (call_address_operand,
4260 const_8bit_operand, const_1f_operand): Move to predicates.md.
4261 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4262 * config/mn10300/mn10300.md: Include predicates.md.
4263 * config/mn10300/predicates.md: New.
4265 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4267 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4268 declarations in diagnostics and %E for identifiers, not %s.
4270 2005-03-18 Jan Hubicka <jh@suse.cz>
4271 Dale Johannesen <dalej@apple.com>
4273 * basic-block.h (scale_bbs_frequencies_int,
4274 scale_bbs_frequencies_gcov_type): Declare.
4275 * cfg.c (RDIV): New macro.
4276 (update_bb_frequency_for_threading): Fix.
4277 * basic-block.h (scale_bbs_frequencies_int,
4278 scale_bbs_frequencies_gcov_type): New.
4279 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4280 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4281 scale_bbs_frequencies_int.
4282 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4284 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4286 * config/m32r/m32r-protos.h: Remove the prototypes for
4287 call_address_operand, symbolic_operand, seth_add3_operand,
4288 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4289 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4290 two_insn_const_operand, move_src_operand,
4291 move_double_src_operand, move_dest_operand,
4292 eqne_comparison_operator, signed_comparison_operator,
4293 large_insn_p, conditional_move_operand, carry_compare_operand,
4294 m32r_block_immediate_operand, extend_operand,
4295 reg_or_eq_int16_operand, int8_operand, and
4296 reg_or_zero_operand.
4297 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4298 seth_add3_operand, int8_operand, cmp_int16_operand,
4299 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4300 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4301 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4302 move_double_src_operand, move_dest_operand,
4303 eqne_comparison_operator, signed_comparison_operator,
4304 extend_operand, small_insn_p, large_insn_p,
4305 conditional_move_operand, carry_compare_operand,
4306 m32r_block_immediate_operand): Move to predicates.md.
4307 (MAX_MOVE_BYTES): Move to m32r.h.
4308 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4309 * config/m32r/m32r.md: Include predicates.md.
4310 * config/m32r/predicates.md: New.
4312 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4314 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4315 symbolic_operand, symbolic_memory_operand,
4316 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4317 indexed_memory_operand, move_dest_operand, move_src_operand,
4318 prefetch_cc_operand, prefetch_nocc_operand,
4319 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4320 arith_operand, arith11_operand, pre_cint_operand,
4321 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4322 ireg_operand, int5_operand, uint5_operand, int11_operand,
4323 uint32_operand, arith5_operand, and_operand, ior_operand,
4324 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4325 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4326 shadd_operand, movb_comparison_operator,
4327 cmpib_comparison_operator): Move to predicates.md.
4328 (magic_milli, shadd_constant_p): Make it extern.
4329 * config/pa/pa.h (PREDICATE_CODES): Remove.
4330 * config/pa/pa.md: Include predicates.md.
4331 * config/pa/predicates.md: New.
4333 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4336 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4338 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4339 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4340 config/alpha/freebsd.h, config/alpha/linux.h,
4341 config/alpha/netbsd.h, config/alpha/osf5.h,
4342 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4343 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4344 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4345 doc/cppopts.texi: Update copyright.
4347 2005-03-18 Jan Hubicka <jh@suse.cz>
4350 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4352 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4355 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4357 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4360 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4362 * combine.c (gen_binary): Remove.
4363 (known_cond, simplify_shift_const, find_split_point,
4364 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4365 simplify_logical, expand_field_assignment, extract_left_shift,
4366 force_to_mode, if_then_else_cond, apply_distributive_law,
4367 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4368 simplify_comparison, reversed_comparison): Replace with
4369 simplify_gen_binary, simplify_gen_relational or
4370 distribute_and_simplify_rtx.
4371 (distribute_and_simplify_rtx): New function.
4373 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4374 Paolo Bonzini <gcc.gnu.org>
4376 * calls.c (setjmp_call_p, special_function_p): Update comments
4377 at the head of the functions.
4379 2005-03-18 Jan Hubicka <jh@suse.cz>
4381 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4383 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4384 function body should be released; do not proactively release function
4385 bodies in non-unit-at-a-time mode.
4387 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4389 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4390 mno-fp-ret-in-387 multilib variants.
4392 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4394 * common.opt (m): Remove.
4395 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4397 (common_handle_option): Remove OPT_m case.
4399 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4401 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4403 (fold_builtin_1): Update a call to fold_builtin_bitop.
4405 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4407 (fold_builtin_1): Update a call to fold_builtin_signbit.
4409 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4411 PR tree-optimization/20474
4412 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4413 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4415 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4417 * config/h8300/h8300-protos.h: Remove prototypes for
4418 general_operand_src, general_operand_dst, single_one_operand,
4419 single_zero_operand, call_insn_operand,
4420 two_insn_adds_subs_operand, small_call_insn_operand,
4421 jump_address_operand, bit_operand, bit_memory_operand,
4422 stack_pointer_operand, const_int_gt_2_operand,
4423 const_int_ge_8_operand, const_int_qi_operand,
4424 const_int_hi_operand, incdec_operand, bit_operator,
4425 nshift_operator, eqne_operator, gtle_operator,
4426 gtuleu_operator, iorxor_operator.
4427 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4428 h8300_ldm_stm_parallel.
4429 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4431 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4432 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4433 (h8300_ldm_stm_parallel): Make it extern.
4434 (h8300_ldm_parallel, h8300_stm_parallel,
4435 h8300_return_parallel, general_operand_src,
4436 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4437 nibble_operand, reg_or_nibble_operand, single_one_operand,
4438 single_zero_operand, call_insn_operand,
4439 two_insn_adds_subs_operand, small_call_insn_operand,
4440 jump_address_operand, bit_operand, bit_memory_operand,
4441 stack_pointer_operand, const_int_gt_2_operand,
4442 const_int_ge_8_operand, const_int_qi_operand,
4443 const_int_hi_operand, incdec_operand, eqne_operator,
4444 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4445 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4446 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4447 nshift_operator): Move to predicates.md.
4448 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4449 * config/h8300/h8300.md: Include predicates.md.
4450 * config/h8300/predicates.md: New.
4452 2005-03-17 Richard Henderson <rth@redhat.com>
4454 * config.gcc (ia64*-*-hpux*): Add extra_options.
4455 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4456 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4457 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4458 (ia64_tls_size_string, ia64_tune_string): Remove.
4459 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4460 (TARGET_DEFAULT_TARGET_FLAGS): New.
4461 (TARGET_HANDLE_OPTION): New.
4462 (ia64_override_options): Move options parsing ...
4463 (ia64_handle_option): ... here. New.
4464 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4465 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4466 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4467 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4468 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4469 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4470 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4471 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4472 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4473 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4474 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4475 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4476 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4477 TARGET_EARLY_STOP_BITS): Remove.
4478 (TARGET_ILP32): Default false.
4479 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4480 (enum ia64_inline_type): New.
4481 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4482 * config/ia64/ia64.md: Update for new definitions of
4483 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4484 * config/ia64/ia64.opt: New file.
4485 * config/ia64/ilp32.opt: New file.
4487 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4490 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4492 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4494 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4495 instead of MASK_H8300S.
4496 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4497 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4498 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4499 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4500 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4501 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4502 TARGET_SWITCHES): Remove.
4503 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4505 * config/h8300/h8300.opt: New.
4507 * config/alpha/alpha.opt, config/arc/arc.opt,
4508 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4511 2005-03-17 Ian Lance Taylor <ian@airs.com>
4515 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4517 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4518 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4519 (TARGET_HANDLE_OPTION): Override default.
4520 (arc_handle_option): New function.
4521 (arc_init): Remove code to set arch_cpu_string.
4522 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4523 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4524 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4525 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4526 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4527 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4528 (arc_rodata_string, TARGET_OPTIONS): Delete.
4529 * config/arc/arc.opt: New file.
4531 2005-03-17 Richard Henderson <rth@redhat.com>
4533 * doc/extend.texi (Weak Pragmas): New section.
4534 (attribute alias): Clarify that target must be in the same
4537 2005-03-17 Richard Henderson <rth@redhat.com>
4539 * config/alpha/alpha.opt: New file.
4540 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4542 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4543 alpha_fprm_string, alpha_fptm_string): Make static.
4544 (alpha_tls_size_string): Remove.
4545 (alpha_handle_option): New.
4546 (override_options): Update for alpha_cpu/alpha_tune split.
4547 (alpha_file_start): Likewise.
4548 (TARGET_DEFAULT_TARGET_FLAGS): New.
4549 (TARGET_HANDLE_OPTION): New.
4550 * config/alpha/alpha.h (alpha_tune): Declare.
4551 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4552 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4553 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4554 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4555 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4556 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4557 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4558 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4559 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4560 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4561 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4562 (TARGET_DEFAULT): Remove MASK_FP.
4563 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4564 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4565 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4566 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4567 alpha_tls_size_string): Remove.
4568 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4569 (attribute tune): Rename from attribute cpu.
4570 * config/alpha/ev4.md: Update to match.
4571 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4572 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4573 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4574 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4575 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4576 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4578 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4580 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4581 and return without creating new state if before_nops_num is nonzero.
4582 * config/ia64/ia64.md (first_insn): New attribute.
4583 (alloc): Set it to yes.
4585 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4587 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4588 STMT_VINFO_SUBVARS to NULL.
4589 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4591 2005-03-16 Dale Johannesen <dalej@apple.com>
4593 * rtlanal.c (find_first_parameter_load): Rewrite to
4594 return actual first param load or the call if none,
4595 instead of first in block, when not all loads exist.
4597 2005-03-16 Roger Sayle <roger@eyesopen.com>
4599 * optabs.c (expand_copysign_absneg): Make static.
4600 * optabs.h (expand_copysign_absneg): Delete prototype.
4601 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4603 2005-03-16 Richard Henderson <rth@redhat.com>
4606 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4607 (alias_pairs): Rename from output_defs.
4608 (find_decl_and_mark_needed): Split out from assemble_alias.
4609 (do_assemble_alias): New.
4610 (assemble_output_def): Remove.
4611 (finish_aliases_1, finish_aliases_2): New.
4612 (process_pending_assemble_output_defs): Remove.
4613 (assemble_alias): Defer aliases for which we don't yet have a
4614 non-external decl for the target symbol.
4615 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4616 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4617 * toplev.c (compile_file): Use finish_aliases_2 instead of
4618 process_pending_assemble_output_defs.
4619 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4620 (process_pending_assemble_output_defs): Remove.
4622 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4624 Fix PR tree-optimization/20489
4626 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4627 for empty structures.
4629 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4631 Fix PR tree-optimization/20490
4633 * tree-ssa-pre.c (create_expression_by_pieces): Use
4634 force_gimple_operand on result of fold.
4636 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4638 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4639 of closing parenthesis.
4641 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4643 * builtins.c (expand_movstr): Update a call to
4644 fold_builtin_strcpy.
4645 (expand_builtin_strncpy): Update a call to
4646 fold_builtin_strncpy.
4647 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4648 arguments of CALL_EXPR.
4649 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4650 fold_builtin_strncpy.
4651 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4652 * tree.h: Update the prototypes of fold_builtin_strcpy and
4653 fold_builtin_strncpy.
4655 2005-03-16 Steven Bosscher <stevenb@suse.de>
4656 Dorit Naishlos <dorit@il.ibm.com>
4658 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4659 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4662 2005-03-16 Steven Bosscher <stevenb@suse.de>
4664 * tree-inline.c (walk_type_fields, walk_tree,
4665 walk_tree_without_duplicates): Move from here...
4666 * tree.c: ...to here.
4668 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4670 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4671 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4672 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4673 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4674 (version): Define using $(BASEVER_c).
4675 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4677 (version.o): Depend on version files; add custom generation command.
4678 (prefix.o): Define BASEVER on command line.
4679 (s-iov): Depend on version files; adjust command.
4680 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4682 (gcc-vers.texi): New rule.
4683 (doc/%.info, doc/%.dvi): Add -I . to command line.
4684 (doc/gccinstall.dvi): Likewise.
4685 (PACKAGE): Delete. All uses replaced with "gcc".
4686 * aclocal.m4: Do not include gcc-version.m4.
4687 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4688 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4689 Set is_release based on contents of DEV-PHASE.
4690 Set gcc_version based on contents of BASE-VER.
4691 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4692 * config.in, configure: Regenerate.
4693 * gccbug.in: Determine version of GCC in use at runtime.
4694 * gcov-iov.c: Get version number and development phase from
4695 command line, not by including version.c.
4696 * intl.c: Replace all uses of PACKAGE with "gcc".
4697 * libada-mk.in: Delete unused "gcc_version" variable.
4698 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4699 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4700 commentary to match.
4701 (version_string): Put together from pieces.
4702 * config/alpha/x-vms: Do not use $(gcc_version).
4703 * config/i386/t-nwld: Likewise.
4704 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4705 version-GCC and DEVELOPMENT.
4707 2005-03-15 Roger Sayle <roger@eyesopen.com>
4709 PR tree-optimization/17454
4710 * tree.c (tree_size): Add case for TREE_BINFO.
4711 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4712 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4714 2005-03-15 Roger Sayle <roger@eyesopen.com>
4716 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4717 op1 whilst expanding the signed widenening multiply variant.
4719 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4721 * toplev.c (display_target_options): Avoid unused variable warning if
4722 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4723 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4724 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4725 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4726 (mips_isa_info): New variable.
4727 (mips_parse_cpu): Remove the first argument and leave the caller
4729 (TARGET_HANDLE_OPTION): Override default.
4730 (mips_handle_option): New function. Move option validation code from...
4731 (override_options): ...here. Update calls to mips_parse_cpu.
4732 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4733 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4734 (SUBTARGET_TARGET_OPTIONS): Delete.
4735 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4736 (mno-flush-func, mtune=): New options.
4738 2005-03-15 Roger Sayle <roger@eyesopen.com>
4739 Richard Henderson <rth@redhat.com>
4741 * real.c (c4x_single_format, c4x_extended_format): Provide values
4742 for signbit_ro for c4x's single and extended floating point formats.
4743 * optabs.c (expand_copysign): Use the floating point format's
4744 signbit_ro for expanding via expand_copysign_absneg, and it's
4745 signbit_rw field for expanding via expand_copysign_bit.
4747 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4749 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4750 known_alignment_for_access_p.
4751 (known_alignment_for_access_p): New.
4752 (do_peeling_for_alignment): Field made int instead of bool and renamed
4753 to peeling_for_alignment.
4754 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4755 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4756 functionality used to be in vect_analyze_operations.
4757 (vect_analyze_operations): Code to determine vectorization factor was
4758 moved to vect_determine_vectorization_factor.
4759 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4760 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4762 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4763 be part of vect_analyze_operations).
4764 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4765 creating the guard condition, as the number of iterations may be
4767 (slpeel_tree_peel_loop_to_edge): Use new name of
4768 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4769 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4770 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4771 (vect_do_peeling_for_alignment): Use fold.
4772 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4774 (vect_update_inits_of_dr): Renamed to
4775 vect_update_init_of_dr.
4776 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4777 (vectorizable_store): Fix assertion to use == instead of =.
4779 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4781 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4782 call_used_regs for wCG registers.
4784 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4786 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4787 for non-offsettable memory references to cope with outstanding reload
4788 replacements, take 2.
4790 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4793 * config/i386/i386.h (x86_fisttp): New.
4794 (TARGET_FISTTP): New macro.
4795 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4796 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4797 instruction when fisttp flag is set.
4798 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4800 * config/i386/i386.md (type attribute): Add fisttp.
4801 (unit attribute): Set to i387 for fisttp type.
4802 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4803 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4805 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4806 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4808 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4809 patterns for TARGET_FISTTP. Enable patterns for
4810 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4811 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4812 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4813 implement fisttp x87 insn.
4814 (fix_trunc*_i387_fisttp splitters): New patterns.
4815 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4816 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4817 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4819 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4820 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4821 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4822 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4823 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4824 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4825 Disable patterns for TARGET_FISTTP.
4826 (fix_trunc*_i387 splitters): Implement usign mode macros.
4827 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4828 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4829 (fix_trunx*_sse peephole2s): Implement using mode macros.
4831 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4833 PR rtl-optimization/20291
4834 * combine.c (try_combine): If splitting fails, re-try with
4835 original combined pattern, i.e. before clobber stripping.
4837 2005-03-14 Eric Christopher <echristo@redhat.com>
4839 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4840 STACK_GROWS_DOWNWARD.
4842 2005-03-14 Roger Sayle <roger@eyesopen.com>
4844 * real.h (struct real_format): Split the signbit field into two
4845 two fields, signbit_ro and signbit_rw.
4846 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4847 mips_double_format, ieee_extended_motorola_format,
4848 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4849 ieee_extended_intel_128_format, ibm_extended_format,
4850 mips_extended_format, ieee_quad_format, mips_quad_format,
4851 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4852 i370_double_format, c4x_single_format, c4x_extended_format,
4853 real_internal_format): Update initializers for new field.
4854 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4855 real_format structure.
4856 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4857 field of the real_format structure.
4859 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4861 Fix PR tree-optimization/20458
4863 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4864 DECL_EXTERNAL on STRUCT_FIELD tags.
4865 (clear_call_clobbered): Ditto.
4866 * tree-ssa-operands.c (note_addressable): Make sure the original
4867 variable doesn't slip into the addressable list if we have
4869 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4872 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4874 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4875 (-fwide-exec-charset): Likewise.
4876 (-finput-charset): Likewise.
4877 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4878 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4879 * c.opt (Wnormalized): New.
4881 2005-03-14 Devang Patel <dpatel@apple.com>
4883 * doc/invoke.texi: Add reference to Visibility document.
4885 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4887 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4888 MASK_SPLIT_ADDRESSES.
4889 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4890 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4891 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4892 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4893 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4894 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4895 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4896 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4897 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4898 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4899 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4900 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4901 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4902 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4903 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4904 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4905 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4906 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4907 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4908 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4909 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4910 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4911 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4912 (TARGET_EXPLICIT_RELOCS): Delete.
4913 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4914 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4915 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4916 (override_options): Set MASK_LONG64 if -mint64 is given and no
4917 -mlongXX option is. Complain about -mint64 -mlong32.
4918 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4919 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4920 * config/mips/mips.opt: New file.
4922 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4924 * config.gcc (extra_options): New variable for listing option files.
4925 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4926 * configure.ac (extra_opt_files): New AC_SUBST variable.
4927 (tm_file_list, tm_include_list): Include options.h first.
4928 * configure: Regenerate.
4929 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4930 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4931 (s-options-h): New rule.
4932 (options.h): Depend on it.
4933 (TEXI_GCCINT_FILES): Add options.texi.
4934 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4935 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4936 * target.h (gcc_target): Add default_target_flags and handle_option.
4937 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4938 (TARGET_HANDLE_OPTION): New macros.
4939 (TARGET_INITIALIZER): Include them.
4940 * opt-functions.awk (opt_args, nth_arg): New functions.
4941 (switch_flags): Handle the "Target" flag.
4943 (var_name): Use opt_args and nth_arg.
4944 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4945 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4946 macros for the "Mask" and "InverseMask" options.
4947 * opts.h (cl_var_cond): New enum.
4948 (cl_option): Replace the "has_set_value" and "set_value" fields with
4949 "var_cond" and "var_value".
4950 (CL_TARGET): New macro.
4951 (option_enabled, print_filtered_help): Declare.
4952 (decode_options): Move definition.
4953 * opts.c (handle_option): Search for the original option before
4954 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4955 var_cond and var_value fields. Use targetm.handle_option to handle
4957 (decode_options): Set target_flags to targetm.default_target_flags.
4958 (print_filtered_help): Make global. Handle CL_TARGET.
4959 (option_enabled): New function.
4960 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4961 (display_target_options, set_target_switch, print_switch_values)
4962 (default_pch_valid_p): Guard uses of target_switches with
4963 #ifdef TARGET_SWITCHES. Also...
4964 (display_target_options): Display the CL_TARGET entries in cl_options.
4965 (set_target_option): Don't complain about the "" option when
4966 TARGET_SWITCHES is undefined.
4967 (print_switch_values): Use option_enabled.
4968 (default_pch_valid_p): Check cl_options[] when looking for something
4969 that has changed the value of target_flags.
4970 * c.opt: Remove documentation from top of file.
4971 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4972 * doc/sourecebuild.texi: Refer to the new options documentation
4973 instead of c.opt. Document machine-specific .opt files.
4974 * doc/tm.texi (target_flags): Say that this variable is declared
4976 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4977 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4979 * doc/options.texi: New file.
4981 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4984 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4987 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4990 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4991 temporary variable of pointer type if an lvalues is required.
4992 (gimplify_modify_expr_rhs): Request an rvalue from it.
4993 (gimplify_expr): Pass fallback on.
4995 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4997 * cfgbuild.c: Update comments.
4999 2005-03-14 Roger Sayle <roger@eyesopen.com>
5001 PR rtl-optimization/17236
5002 * optabs.c (expand_doubleword_mult): New helper function split out
5003 from expand_binop. Permute the order in which instructions are
5004 emitted to minimize the number of simultaneously live registers.
5005 (expand_binop): Call expand_doubleword_mult to synthesize a double
5006 word multiplication.
5008 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5010 * basic-block.h: Update the prototypes of cached_make_edge and
5012 * cfg.c (cached_make_edge): Take edge_cache representing one
5013 row of the adjacency matrix of edges.
5014 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5015 (make_edges): Initialize edge_cache to represent one row of
5016 the adjacency matrix of edges.
5018 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5020 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5022 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5023 Remove unused removed_phis variable.
5024 (conditional_replacement): Use build1/build2.
5025 (abs_replacement): Use last_and_only_stmt and build1/build2.
5027 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5029 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5030 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5031 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5032 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5033 * c-common.c (handle_novops_attribute): New function.
5034 (c_common_attribute_table): Add "no vops" entry.
5035 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5036 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5037 * tree-ssa-operands.c (get_call_expr_operands): Do not
5038 create virtual operands for calls with ECF_NOVOPS flag.
5039 * tree.h (DECL_IS_NOVOPS): New macro.
5040 (struct tree_decl): Add novops_flag.
5041 (ECF_NOVOPS): New constant.
5043 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5046 * config/i386/i386.c (x86_use_himode_fiop): New.
5047 (x86_use_simode_fiop): Rename from x86_use_fiop.
5048 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5049 (TARGET_USE_HIMODE_FIOP): New.
5050 (x86_use_simode_fiop): Rename from x86_use_fiop.
5051 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5053 * config/i386/i386.md (X87MODEI12): New mode macro define.
5054 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5055 to implement x87 FP compare with HImode input operands.
5056 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5057 Use X87MODEI12 mode macro to handle HImode input operands.
5058 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5059 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5060 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5061 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5062 macro to implement x87 operators with HImode input operands.
5063 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5066 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5068 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5070 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5071 constants invariant.
5073 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5075 * basic-block.h (BB_VISITED): Removed.
5076 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5078 2005-03-14 Falk Hueffner <falk@debian.org>
5081 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5083 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5085 * ggc-zone.c: Fix comment typos.
5087 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5088 stringpool.c, config/mips/mips-protos.h: Update copyright.
5090 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5092 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5093 throughout with its typedef, "rtx".
5094 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5095 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5096 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5097 regs in comment to match code.
5099 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5101 * except.c (check_handled): Make it static.
5102 * except.h: Remove the corresponding prototype.
5104 * function.c (get_func_frame_size): Make it static.
5105 * function.h: Remove the corresponding type.
5107 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5109 * hard-reg-set.h: Remove the corresponding declarations.
5111 * tree-cfg.c (verify_stmts): Check that
5112 bb_for_stmt (stmt) == bb for every PHI node and statement.
5114 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5116 * config.gcc: Remove excess indentation.
5117 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5119 2005-03-13 Roger Sayle <roger@eyesopen.com>
5122 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5123 * fold-const.c (fold_sign_changed_comparison): Likewise.
5124 (fold_binary): Optimize comparisons against widened operands if
5125 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5127 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5129 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5130 (sparc_override_options): Initialize it.
5131 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5133 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5135 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5136 (reg_or_none500mem_operand): New predicate.
5137 (zero_reg_mem_operand): New predicate.
5138 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5139 to reg_or_none500mem_operand.
5140 (extendsfdf2_fpr): Add MEM alternative.
5141 (extenddftf2_internal): Change operand2 predicate to
5142 zero_reg_mem_operand.
5144 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5146 * ggc-zone.c: Rewritten.
5148 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5150 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5151 * config.in: Regenerated.
5152 * configure: Regenerated.
5153 * gengtype.c (write_types_process_field, write_func_for_structure):
5154 Pass new argument to gt_pch_note_object.
5155 * ggc-common.c (struct ptr_data): Add TYPE.
5156 (gt_pch_note_object): Take TYPE argument and save it.
5157 (call_count): Update call to ggc_pch_count_object.
5158 (call_alloc): Update call to ggc_pch_alloc_object.
5159 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5161 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5162 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5163 (ggc_alloc_zone_stat): Delete.
5164 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5165 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5166 (ggc_pch_alloc_object): Update prototypes.
5167 (garbage_zone): Delete.
5168 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5169 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5171 (tree_id_zone): New variable.
5172 (ggc_alloc_cleared_zone): Remove unused.
5173 (ggc_alloc_zone): Define.
5174 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5175 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5176 ggc_alloc_zone_stat.
5177 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5178 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5179 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5180 (make_node_stat): Likewise. Use tree_id_zone.
5182 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5183 Joseph S. Myers <joseph@codesourcery.com>
5185 * configure.ac: Check for MIPS TLS.
5186 * configure: Regenerated.
5187 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5188 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5189 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5190 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5191 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5192 (mips_classify_symbol, mips_symbolic_constant_p)
5193 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5194 (mips_tls_operand_p, mips_call_tls_get_addr)
5195 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5196 (mips_tls_symbol_ref_1): New functions.
5197 (mips_legitimize_address, mips_legitimize_const_move): Call
5198 mips_legitimize_tls_address.
5199 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5201 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5202 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5203 (mips_char_to_class): Document V1_REG.
5204 (HAVE_AS_TLS): Provide default.
5205 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5207 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5209 (tls_get_tp_<mode>): New instruction.
5211 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5213 * configure.ac: Update checks for target tools.
5214 * configure: Regenerated.
5216 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5218 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5220 2005-03-13 Roger Sayle <roger@eyesopen.com>
5222 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5223 more classes of DImode multiplication by constant. Allow both
5224 multiplication by small negative constants (by performing a
5225 multiplication by a positive constant and negating the result) and
5226 multiplications by large powers of two, by using a left shift.
5228 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5230 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5231 of basic blocks into work_stack.
5233 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5234 config/mips/vr.h: Update copyright.
5236 * c-decl.c (c_init_decl_processing): Remove useless calls to
5237 build_function_type.
5239 * builtins.c (fold_trunc_transparent_mathfn,
5240 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5241 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5242 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5243 fold_builtin_strcpy, fold_builtin_strncpy,
5244 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5247 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5250 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5251 variable determinant.
5253 * tree-cfg.c (group_case_labels): Remove local variable type.
5255 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5258 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5261 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5264 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5265 (*movmemqi_insn): Delete.
5266 (*movmemhi): Delete.
5268 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5270 * builtins.c (fold_builtin_classify): Take decomposed
5271 arguments of CALL_EXPR.
5272 (fold_builtin_1): Update a call to fold_builtin_classify.
5274 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5277 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5278 through into call to parser_xref_tag after parse error.
5279 (c_parser_struct_declaration): Consistently return NULL_TREE on
5282 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5284 * tree-flow-inline.h (ref_contains_array_ref): New function.
5285 (lookup_subvars_for_var): Ditto.
5286 (get_subvars_for_var): Ditto.
5287 (var_can_have_subvars): Ditto.
5289 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5290 (struct subvar): New type.
5292 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5294 * tree-optimize.c (init_tree_optimization_passes): Call
5295 pass_create_structure_vars.
5297 * tree-ssa-alias.c: Include vec.h.
5298 (init_alias_info): Don't auto-clear call clobbered on struct-field
5300 (compute_flow_insensitive_aliasing): Handle subvars.
5301 (group_aliases): Handle STRUCT_FIELD aliases.
5302 (setup_pointers_and_addressables): Ditto.
5303 Don't mark variables non-addressable if they still have
5304 addressable subvars.
5305 Also mark subvars addressable when the real variable is marked
5307 (add_pointed_to_var): Try to prune the pointed-to set by only
5308 pointing to subvars when possible.
5309 Otherwise, make sure we set addresses_needed and pt_vars to
5310 properly include subvars.
5311 (bitpos_of_field): New function.
5312 (push_fields_onto_fieldstack): Ditto.
5313 (get_or_create_used_part_for): Ditto.
5314 (create_overlap_variables_for): Ditto.
5315 (find_used_portions): Ditto.
5316 (create_structure_vars): Ditto.
5317 (pass_create_structure_vars): New structure.
5319 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5320 (get_expr_operands): Handle subvars. Also try to turn
5321 COMPONENT_REF accesses into must-defs now that we can accurately
5323 (note_addressable): Try to only mark as addressable those subvars
5324 we know a COMPONENT_REF touches.
5325 (overlap_subvar): New function.
5327 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5328 Handle subvar storing.
5329 (vect_address_analysis): Update caller of vect_object_analysis.
5331 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5333 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5334 (STMT_VINFO_SUBVARS): New macro.
5336 * common.opts: add flag_tree_salias.
5338 * opts.c (decode_options): flag_tree_salias defaults to on.
5340 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5342 * doc/tree-ssa.texi: Document structural alias analysis.
5344 2005-03-12 Steven Bosscher <stevenb@suse.de>
5346 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5347 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5348 * tree-ssa-operands.c (get_expr_operands): Likewise.
5349 (get_expr_operands): Likewise for ERROR_MARK.
5351 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5353 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5356 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5359 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5360 (mark_operand_necessary): Remove local variable ver.
5362 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5363 variable prefix_len.
5365 * value-prof.c (mod_subtract_transform): Remove local variable
5368 * builtins.c (fold_builtin_exponent): Take decomposed
5369 arguments of CALL_EXPR.
5370 (fold_builtin_1): Update a call to fold_builtin_exponent.
5372 * builtins.c (fold_builtin_logarithm): Take decomposed
5373 arguments of CALL_EXPR.
5374 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5376 * c-decl.c (c_init_decl_processing): Remove local variables
5377 ptr_ftype_void and ptr_ftype_ptr.
5379 * gimplify.c (gimplify_expr): Remove local variables r0 and
5382 * reg-stack.c (move_for_stack_reg): Remove local variable
5384 (compare_for_stack_reg): Remove local variable flags_user.
5385 (convert_regs_1): Remove local variable deleted.
5387 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5389 (combine_blocks): Remove local variables exits and new_e.
5391 * tree-inline.c (expand_call_inline): Remove local variable
5394 * tree-ssa-live.c (create_ssa_var_map,
5395 calculate_live_on_entry): Remove local variable snn.
5397 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5399 * c-lex.c (c_lex_with_flags): Add parameter to call to
5402 2005-03-11 Per Bothner <per@bothner.com>
5404 * c-tree.h (struct c_declarator): New id_loc field.
5405 * c-pragma.h (c_lex_with_flags): Take position reference.
5406 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5407 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5408 (c_lex): Pass dummy location to c_lex_with_flags.
5409 * c-parser.c (c_lex_one_token): Set c_token's location using
5410 c_lex_with_flags, instead of input_location, which might be "ahead".
5411 (c_parser_direct_declarator): Set declarator's id_loc from
5413 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5414 declarator's id_loc, rather than probably-imprecise input_location.
5415 (build_id_declarator): Initialize c_declarator's id_loc field.
5417 2005-03-11 Roger Sayle <roger@eyesopen.com>
5420 * builtins.c (expand_builtin_signbit): Force the signbit's word
5421 into an integer register to avoid SUBREGs of floating point modes.
5423 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5425 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5426 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5427 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5428 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5430 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5432 PR rtl-optimization/20306
5433 * expr.c (emit_move_complex): Set try_int false if mode is
5434 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5435 emit_block_move if try_int is true.
5437 2005-03-11 Richard Henderson <rth@redhat.com>
5440 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5441 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5444 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5446 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5447 (TARGET_FIX_VR4130): New macro.
5448 (TARGET_OPTIONS): Add -mfix-vr4130.
5449 (ISA_HAS_MACCHI): New macro.
5450 (ASM_SPEC): Add -mfix-vr4130.
5451 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5452 (override_options): Handle mips_fix_vr4130_string.
5453 (mips_avoid_hazards): Clear all_noreorder_p
5454 if we're working around VR4130 errata and the macc alternatives
5456 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5457 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5458 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5459 (MULTILIB_DEFAULTS): Remove leading "march=".
5460 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5461 if no architecture option is given.
5462 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5464 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5465 * doc/invoke.texi: Document -mfix-vr4130.
5467 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5469 * config/mips/mips.c (override_options): Only warn about -mint64
5470 deprecation if TARGET_INT64.
5472 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5474 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5475 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5476 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5477 are non-specific regarding the nonnull parameter positions.
5478 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5479 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5480 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5481 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5483 * builtins.def: Use the non-specific "nonnull" attibute lists.
5485 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5487 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5488 single_pred_edge, single_succ, single_pred): Improve comments.
5490 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5492 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5493 single_pred_edge, single_succ, single_pred): New inline functions.
5494 * bb-reorder.c (rotate_loop, find_traces_1_round,
5495 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5496 duplicate_computed_gotos): Use the single_succ/pred functions.
5497 * cfganal.c (forwarder_block_p): Ditto.
5498 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5499 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5500 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5501 merge_seq_blocks): Ditto.
5502 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5503 * cfglayout.c (fixup_reorder_chain): Ditto.
5504 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5505 canonicalize_loop_headers, verify_loop_structure): Ditto.
5506 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5507 mfb_update_loops, create_preheader, force_single_succ_latches,
5508 create_loop_notes): Ditto.
5509 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5510 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5511 commit_one_edge_insertion, purge_dead_edges,
5512 cfg_layout_can_merge_blocks_p): Ditto.
5513 * except.c (sjlj_emit_function_enter): Ditto.
5514 * flow.c (init_propagate_block_info): Ditto.
5515 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5516 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5517 insert_insn_end_bb): Ditto.
5518 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5519 find_if_case_2): Ditto.
5520 * lambda-code.c (perfect_nestify): Ditto.
5521 * lcm.c (optimize_mode_switching): Ditto.
5522 * loop-doloop.c (doloop_modify): Ditto.
5523 * loop-init.c (loop_optimizer_init): Ditto.
5524 * loop-iv.c (simplify_using_initial_values): Ditto.
5525 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5526 * loop-unswitch.c (unswitch_loop): Ditto.
5527 * modulo-sched.c (generate_prolog_epilog): Ditto.
5528 * predict.c (combine_predictions_for_insn, estimate_probability,
5529 tree_estimate_probability, last_basic_block_p,
5530 estimate_bb_frequencies): Ditto.
5531 * profile.c (branch_prob): Ditto.
5532 * regrename.c (copyprop_hardreg_forward): Ditto.
5533 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5534 * tracer.c (layout_superblocks): Ditto.
5535 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5536 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5537 cleanup_control_expr_graph, disband_implicit_edges,
5538 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5539 tree_verify_flow_info, tree_make_forwarder_block,
5540 tree_forwarder_block_p, remove_forwarder_block,
5541 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5542 * tree-if-conv.c (tree_if_conversion): Ditto.
5543 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5544 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5545 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5546 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5547 copy_loop_headers): Ditto.
5548 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5549 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5550 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5551 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5552 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5553 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5554 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5555 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5556 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5557 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5558 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5559 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5560 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5561 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5562 slpeel_add_loop_guard): Ditto.
5564 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5566 PR tree-optimization/15784
5567 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5570 * stmt.c (expand_case): Don't change index_type. Convert minval
5573 PR tree-optimization/20130
5574 * fold-const.c (fold): Fold x * -1 into -x.
5576 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5578 PR rtl-optimization/20331
5579 * rtlanal.c (modified_between_p): Check its address first for MEM.
5580 (modified_in_p): Likewise.
5582 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5584 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5586 2005-03-10 Steven Bosscher <stevenb@suse.de>
5588 * expr.c (expand_expr_real_1): If possible, use a conditional
5589 move for expanding MIN_EXPR and MAX_EXPR.
5590 Use temp for moving around rtx-en.
5592 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5595 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5598 2005-03-10 Roger Sayle <roger@eyesopen.com>
5600 * builtins.c (expand_builtin_signbit): Extend to handle floating
5601 point modes wider than the largest integer type, using the
5602 operand_subword_force function to obtain the signbit's word.
5604 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5607 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5608 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5610 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5612 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5614 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5616 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5618 (perform_edge_inserts): Unconditionally call
5619 free_dominator_info.
5621 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5623 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5625 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5627 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5629 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5631 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5633 (rtl_register_value_prof_hooks,
5634 tree_value_profile_transformations,
5635 tree_register_value_prof_hooks): Likewise.
5636 * var-tracking.c (stack_adjust_offset_pre_post,
5637 variable_htab_free, variable_union, dataflow_set_different_2,
5638 count_uses, variable_was_changed, set_frame_base_location,
5639 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5640 vt_add_function_parameters): Likewise.
5641 * varasm.c (named_section_real, named_section, make_decl_rtl,
5642 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5643 const_hash_1, compare_constant, copy_constant, force_const_mem,
5644 output_constant_pool_2, output_constant_pool_1, output_constant,
5645 output_constructor, make_decl_one_only, decl_tls_model,
5646 default_no_named_section, default_elf_select_section_1,
5647 default_unique_section_1): Likewise.
5648 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5649 * vmsdbgout.c (addr_const_to_string): Likewise.
5652 * function.c (struct assign_parm_data_one): Remove last_named
5654 (assign_parm_find_data_types): Don't determine last_named.
5655 Reorder named_parm determination.
5656 (assign_parms): Only setup varargs on the last non-varadic
5659 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5661 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5662 sda base address on medium model.
5664 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5666 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5667 * cfgloop.c (flow_loop_nodes_find): Export.
5668 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5670 * cfgloopmanip.c (fix_loop_structure): New function.
5671 * predict.c (predict_loops): Clean up the loops information.
5672 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5673 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5675 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5676 (rewrite_into_loop_closed_ssa): Declaration changed.
5677 * tree-loop-linear.c (linear_transform_loops): Add argument to
5678 rewrite_into_loop_closed_ssa call.
5679 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5680 * tree-ssa-loop-im.c (move_computations): Ditto.
5681 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5682 * tree-vectorizer.c (vectorize_loops): Ditto.
5683 * tree-optimize.c: Include cfgloop.h.
5684 (execute_todo): Choose whether to call cleanup_tree_cfg or
5685 cleanup_tree_cfg_loop.
5686 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5687 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5688 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5689 cleanup_tree_cfg_loop call.
5690 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5691 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5692 work on part of cfg.
5694 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5697 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5698 with multiple alternatives.
5700 * stmt.c (parse_output_constraint): Fix a typo.
5702 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5704 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5705 assembly directive instead of deprecated "no-generics".
5707 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5709 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5710 for non-offsettable memory references to cope with outstanding reload
5712 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5713 avoid losing outstanding address reloads.
5714 ("reload_outdi", "reload_outdf"): Likewise.
5716 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5718 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5719 code. Add more cbrt transformations.
5721 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5723 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5725 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5727 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5728 NULL_TREE when a given tree is not simplified.
5729 (fold): Return the original tree when any of the functions
5730 mentioned above NULL_TREE.
5732 * fold-const.c (fold_unary, fold_binary): Take decomposed
5733 arguments, code, type, op0, and op1 in case of fold_binary.
5734 (fold): Update calls to fold_unary and fold_binary.
5736 2005-03-09 Roger Sayle <roger@eyesopen.com>
5738 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5739 a fndecl and an arglist instead of a CALL_EXPR, exp.
5741 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5743 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5745 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5747 * expr.c (expand_assignment): Remove orig_to_rtx.
5749 * fold-const.c (int_const_binop): Remove no_overflow.
5751 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5753 * loop-iv.c (get_biv_step_1): Remove lhs.
5755 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5757 * real.c (real_nan): Remove neg.
5759 * function.c (thread_prologue_and_epilogue_insns): Remove i
5762 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5765 * tree-eh.c (tree_could_trap_p): Remove idx.
5767 * tree-into-ssa.c (ann): Remove ann.
5769 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5771 * tree-sra.c (decide_block_copy): Remove inst_count.
5773 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5775 * tree-ssa-loop-im.c (lhs): Remove.
5777 * cfgbuild.c (state, STATE, SET_STATE,
5778 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5780 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5781 (find_basic_blocks): Set the state of each basic block to
5784 2005-03-08 Jeff Law <law@redhat.com>
5786 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5787 goto results in the removal of edges in the CFG, then we need
5788 to recompute dominators.
5790 2005-03-09 Ben Elliston <bje@au.ibm.com>
5792 * c-common.c (c_do_switch_warnings): Comment fix.
5794 2005-03-08 Julian Brown <julian@codesourcery.com>
5796 * Patch from 2005-03-08 reverted for causing regressions and
5797 ppc-darwin bootstrap failure.
5799 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5801 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5802 Define the real function for ppc-darwin.
5803 * c-typeck.c (convert_arguments): Check for target-specific
5804 invalid argument call to unprototyped function.
5805 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5807 * target.h (invalid_arg_for_unprototyped_fn): New field
5809 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5810 default target hook.
5811 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5814 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5816 * c-typeck.c (constructor_stack, constructor_range_stack,
5817 initializer_stack): Make them static.
5819 * cfg.c (rbi_pool): Make it static.
5821 * gimple-low.c (lower_stmt_body): Make it static.
5822 * tree-flow.h: Remove the corresponding prototype. Don't
5825 * sched-deps.c (cache_size): Make it static.
5827 * stor-layout.c (lang_adjust_rli): Make it static.
5829 2005-03-08 Julian Brown <julian@codesourcery.com>
5831 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5832 from being used for symbols with vague linkage when
5833 HAVE_GAS_COMDAT_GROUP is true.
5835 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5837 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5838 nlabel == JUMP_LABEL (jump).
5840 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5842 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5843 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5844 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5845 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5847 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5850 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5851 * c-common.c (handle_returns_twice): New function.
5852 (c_common_attribute_table): Declare eturns_twice' attribute.
5853 * doc/extend.texi: Document eturns_twice' attribute.
5854 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5855 (struct tree_decl): Add returns_twice_flag.
5857 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5859 * tree-ssa-phiopt.c: Fix a comment typo.
5861 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5862 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5863 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5866 2005-03-08 Richard Henderson <rth@redhat.com>
5868 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5869 builtin codes with ctzdi2, clzdi2, popcountdi2.
5870 (struct alpha_builtin_def): Add is_const.
5871 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5872 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5873 (alpha_init_builtins): Init them. Set nothrow and const attributes
5875 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5876 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5877 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5878 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5879 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5880 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5881 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5882 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5883 (TARGET_FOLD_BUILTIN): New.
5884 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5885 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5887 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5889 2005-03-08 Ira Rosen <irar@il.ibm.com>
5891 PR tree-optimization/20122
5892 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5893 condition of access function instead of base.
5895 2005-03-07 Jeff Law <law@redhat.com>
5896 Steven Bosscher <stevenb@suse.de>
5898 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5899 (find_taken_edge): Call find_taken_edge_computed_goto as
5900 appropriate. Allow any gimple invariant rather than just
5901 INTEGER_CST for VAL.
5902 (cleanup_control_flow): Cleanup a computed goto which has turned
5904 (tree_merge_blocks): If block B has any forced labels, move
5905 them to the start of block A.
5906 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5907 computed gotos as well.
5908 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5909 removal of unnecessary computed gotos too.
5910 (lookup_redirection_data): Fix type of INSERT argument. Callers
5913 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5915 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5916 Remove trailing spaces.
5918 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5919 unshare_all_trees): Make them static.
5920 * tree-gimple.h: Remove the corresponding prototypes.
5922 * diagnostic.h: Remove unused prototype
5923 debug_output_buffer.
5924 * modulo-sched.c: Remove unused prototype
5925 set_row_column_for_ps.
5927 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5928 replace_phi_edge_with_variable): Remove unused variable i.
5930 2005-03-07 Per Bothner <per@bothner.com>
5932 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5934 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5937 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5938 bbs on the COND_EXPR instead of the PHI_NODEs.
5939 (candidate_bb_for_phi_optimization): Remove.
5940 (replace_phi_with_stmt): Rename to ...
5941 (replace_phi_edge_with_variable): this and change so that we
5942 replace the phi argument instead of removing the PHI.
5943 (conditional_replacement): Change so we deal with PHI with more
5945 (value_replacement): Likewise.
5946 (abs_replacement): Likewise.
5948 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5950 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5951 output_e500_flip_gt_bit.
5953 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5955 (rs6000_generate_compare): Fix logic to look at the correct bits.
5956 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5958 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5959 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5960 gen_move_from_CR_gt_bit.
5962 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5963 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5964 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5966 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5967 (E500_CR_IOR_COMPARE): New constant.
5969 2005-03-08 Earl Chew <earl_chew@agilent.com>
5970 David Billinghurst <David.Billinghurst@riotinto.com>
5972 * config/i386/host-cygwin.c: New file to support precompiled
5974 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5975 * config.host: Use above files for cygwin host.
5977 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5979 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5980 ordering ops from earlier change.
5982 2005-03-07 Per Bothner <per@bothner.com>
5984 Various fixes to allow us to again build if --enable-mapped-location:
5985 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5986 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5987 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5988 local variable loc. Change logic appropriately.
5989 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5990 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5991 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5992 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5993 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5995 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5997 PR rtl-optimization/19683
5998 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5999 number of bytes, to smallest_int_for_mode. Fix arguments to
6000 REG_CANNOT_CHANGE_MODE_P.
6002 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6004 * reorg.c (relax_delay_slots): Check that the jump is
6005 conditional before trying to invert it.
6007 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6009 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6012 * calls (stack_arg_under_construction): Make it static.
6014 * flow.c (regs_live_at_setjmp): Make it static.
6015 * flow.h: Remove the corresponding prototype.
6017 * reload1.c (reload_startobj, reload_firstobj,
6018 something_needs_operands_changed, reload_inherited,
6019 reload_inheritance_insn, reload_override_in,
6020 reload_spill_index): Make them static.
6022 * recog.c (verify_changes): Make it static.
6023 * recog.h: Remove the corresponding prototype.
6025 * cfgbuild.c (find_sub_basic_blocks): Remove.
6026 * basic-block.h: Remove the corresponding prototype.
6027 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6029 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6031 * tree-ssa-operands.c (check_build_stmt): Remove.
6033 * stor-layout.c (set_alignment): Remove.
6034 * tree.h: Remove the corresponding prototype.
6036 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6038 * tree-ssa-dce.c (control_dependence_map,
6039 visited_control_parents): Make them static.
6041 * cfghooks.c (verify_flow_info): Remove local variable
6044 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6047 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6049 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6051 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6053 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6055 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6056 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6057 PARALLEL for an empty structure.
6059 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6061 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6063 * fold-const.c (fold_binary): Unroll the very first "for"
6066 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6068 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6069 redundant match_code test.
6070 (scc_comparison_operator): Swap match_operand and match_code
6072 (branch_positive_comparison_operator): Same.
6073 (trap_comparison_operator): Use comparison_operator and swap with
6076 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6079 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6080 (out_movhi_r_mr): Read low byte of volatile MEM first.
6081 (out_movhi_mr_r): Write high byte of volatile MEM first.
6083 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6085 * cselib.c (reg_values, reg_values_size): Make them static.
6087 * cse.c (cse_reg_info_table): Make it static.
6089 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6091 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6093 * cse.c (find_best_addr): Use canon_for_address.
6095 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6097 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6098 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6099 SUBREG and MEM, respectively.
6101 * fold-const.c (fold_binary): Use code instead of t.
6103 * fold-const.c (optimize_minmax_comparison): Take decomposed
6104 arguments code, type, op0, and op1 instead of t.
6105 (fold_binary): Update a call to optimize_minmax_comparison.
6107 * fold-const.c (fold_range_test): Take decomposed arguments
6108 code, type, op0, and op1 instead of t.
6109 (fold_binary): Update a call to fold_range_test.
6111 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6112 decomposed arguments code, type, op0, and op1 instead of t.
6113 (fold_binary): Update a call to fold_range_test.
6115 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6117 * fold-const.c (fold_binary): Avoid directly using the original
6118 expression t as much as possible.
6120 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6122 * c-semantics.c (build_stmt): Use TYPE_P instead of
6123 IS_NON_TYPE_CODE_CLASS.
6124 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6125 (NON_TYPE_CHECK): Use TYPE_P instead of
6126 IS_NON_TYPE_CODE_CLASS.
6128 * fold-const.c (fold): Remove handling of binary expressions.
6130 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6132 * doc/c-tree.texi: Wrap comments in @r{}.
6133 * doc/cpp.texi: Likewise.
6134 * doc/cppinternals.texi: Likewise.
6135 * doc/extend.texi: Likewise.
6136 * doc/md.texi: Likewise.
6137 * doc/objc.texi: Likewise.
6138 * doc/sourcebuild.texi: Likewise.
6139 * doc/tm.texi: Likewise.
6142 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6144 * predict.c (apply_return_prediction): Standardize PHI chain
6146 * tree-ssa.c (ssa_redirect_edge): Likewise.
6148 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6149 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6152 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6153 * tree-flow.h: Adjust the prototype for remove_phi_node.
6154 * lambda-code.c (perfect_nestify): Adjust a call to
6157 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6158 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6160 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6161 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6162 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6163 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6165 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6166 of GEN_INT (trunc_int_for_mode (...)).
6167 * loop-iv.c (iv_number_of_iterations): Likewise.
6168 * postreload.c (reload_cse_move2add): Likewise.
6169 * simplify-rtx.c (simplify_const_unary_operation,
6170 simplify_const_binary_operation): Likewise.
6171 * stor-layout.c (get_mode_bounds): Likewise.
6173 * fold-const.c (fold_binary): New.
6174 (fold): Call fold_binary on binary expressions.
6176 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6178 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6179 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6180 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6181 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6182 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6184 2005-03-04 Devang Patel <dpatel@apple.com>
6186 PR tree-optimization/18815
6187 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6188 loops with zero exit edges.
6190 2005-03-04 Devang Patel <dpatel@apple.com>
6192 * doc/invoke.texi: Remove reference to webpage that does not exist.
6194 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6195 Joseph S. Myers <joseph@codesourcery.com>
6198 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6199 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6200 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6201 * pa.c (get_plabel): Change argument to symbol_ref. Call
6202 maybe_get_identifier instead of get_identifier.
6203 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6204 (struct deferred_plabel): Replace name field with symbol field.
6205 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6206 ASM_OUTPUT_EXTERNAL_REAL is defined.
6207 (output_global_address): Use output_addr_const for output of all
6209 (output_deferred_plabels): Use symbol_ref instead of name for address
6211 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6212 ASM_OUTPUT_SYMBOL_REF): New macros.
6213 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6215 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6218 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6220 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6221 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6223 2005-03-04 Jeff Law <law@redhat.com>
6225 * basic-block.h (rediscover_loops_after_threading): Declare.
6226 * tree-ssa-dom.c: Include cfgloop.h.
6227 (tree_ssa_dominator_optimize): Discover loops and some basic
6228 properties. Remove forwarder blocks recreated by loop header
6229 canonicalization. Also mark backedges in the CFG.
6230 * tree-ssa-threadupdate.c: Include cfgloop.h
6231 (rediscover_loops_after_threading): Define.
6232 (struct local_info): New field, JUMP_THREADED.
6233 (prune_undesirable_thread_requests): New function.
6234 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6235 then record that fact for the callers of redirct_edges.
6236 (thread_block): If BB has incoming backedges, then call
6237 prune_undesirable_thraed_requests. Note when we are
6238 going to have to rediscover loop information. Return a
6239 boolean indicating if any jumps were threaded.
6240 (thread_through_all_blocks): Bubble up boolean indicating
6241 if any jumps were threaded.
6242 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6243 (tree-ssa-threadupdate.o): Similarly.
6245 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6247 * fold-const.c (fold_ternary): Unroll the "for" loop to
6250 2005-03-04 Andrew Haley <aph@redhat.com>
6252 * unwind-dw2-fde-glibc.c (struct
6253 unw_eh_callback_data.check_cache): New field.
6254 (frame_hdr_cache): New.
6255 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6256 Cache frame header info.
6258 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6260 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6261 (print_c_condition): Declare.
6262 * read-rtl.c (ptr_loc): New structure.
6263 (ptr_locs, ptr_loc_obstack, joined_conditions)
6264 (joined_conditions_obstack): New variables.
6265 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6266 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6267 (join_c_conditions, print_c_condition): New functions.
6268 (apply_macro_to_string): Associate the new string with the same
6269 source location as the old one.
6270 (add_condition_to_string): Use join_c_conditions.
6271 (read_string): Use set_rtx_ptr_loc to record a filename and line
6272 number for the string.
6273 (read_rtx): Initialize the new variables above.
6274 * genattrtab.c (write_test_expr, write_attr_value): Use
6276 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6277 comment above the GCC_VERSION check.
6278 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6279 Inline the definition of MAYBE_EVAL.
6280 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6281 * genoutput.c (process_template): Likewise.
6282 * genpreds.c (write_predicate_subfunction): Likewise.
6283 (write_predicate_expr): Use print_c_condition.
6284 * genrecog.c (write_cond): Likewise.
6285 * gensupport.c (process_rtx): Use join_c_conditions to join the
6286 conditions of a define_insn_and_split. Record a source location
6287 for the string after the "&&".
6288 (alter_test_for_insn): Use join_c_conditions.
6290 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6293 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6294 PR tree-optimization/15784
6295 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6298 2005-03-04 Ben Elliston <bje@au.ibm.com>
6300 * gcc.c (option_map): Add --coverage.
6301 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6302 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6303 * config/darwin.h: Pass -lgcov for `coverage'.
6304 * doc/invoke.texi (Debugging Options): Document --coverage.
6306 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6308 * gcse.c (bypass_block): Use find_edge wherever possible.
6310 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6314 * c-opts.c (c_common_parse_file): Call start_source_file
6315 and end_source_file at the approriate times.
6317 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6318 the main file, it will be done for us now.
6320 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6322 * fold-const.c (fold_ternary): New.
6323 (fold): Call fold_ternary on ternary expressions. Remove
6324 handling of ternary expressions.
6326 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6328 PR tree-optimization/15784
6329 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6332 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6334 * config/rs6000/predicates.md (branch_comparison_operator):
6335 Convert from C block to conditional format.
6337 2005-03-03 Jan Hubicka <jh@suse.cz>
6339 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6340 and non-constant public variables.
6342 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6344 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6347 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6350 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6351 calls to release_ssa_name and release_phi_node.
6353 * fold-const.c (fold): Remove handling of unary expressions.
6355 * fold-const.c (fold_unary): Avoid directly using the original
6356 expression t as much as possible.
6358 2005-03-03 Roger Sayle <roger@eyesopen.com>
6359 Andrew Pinski <pinskia@physics.uc.edu>
6361 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6362 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6364 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6366 Describe special registers SRP and MOF as allocatable registers.
6367 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6368 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6369 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6370 TARGET_HAS_MUL_INSNS.
6371 (cris_print_operand) <case 'd'>: New case.
6372 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6373 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6375 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6376 (REG_ALLOC_ORDER): Update for MOF.
6377 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6379 (GENERAL_REGS): No longer a define of ALL_REGS.
6380 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6381 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6383 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6384 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6385 (SECONDARY_RELOAD_CLASS): Define.
6386 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6387 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6388 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6389 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6390 (REGISTER_MOVE_COST): Define.
6391 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6392 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6393 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6394 (CRIS_MOF_REGNUM): New define_constants.
6395 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6397 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6399 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6400 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6401 Adjust for MOF being properly described as a register.
6402 (indir_to_reg_split): Name this split. Conditionalize on the
6403 destination register being a general register.
6404 (movei): Conditionalize on on operands 0 and 1 having the same
6407 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6410 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6411 -mcpu to override any other explicitly given flags.
6413 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6415 * recog.c (verify_changes, confirm_change_group): New functions,
6416 broken out of apply_change_group.
6417 (apply_change_group): Use them.
6418 * recog.h (verify_change, confirm_change_group): Declare.
6419 * rtl.h (redirect_jump_2): Declare.
6420 * jump.c (redirect_exp, invert_exp): Delete.
6421 (invert_exp_1): Take second parameter. Return value. Changed caller.
6422 (redirect_jump_2): New function, broken out of redirect_jump.
6423 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6424 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6425 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6427 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6429 * varasm.c (named_section): Use xstrdup rather than doing it by
6432 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6434 2005-03-02 Devang Patel <dpatel@apple.com>
6436 Undo PR tree-optimization/18815 fix.
6438 2005-03-02 Devang Patel <dpatel@apple.com>
6440 PR tree-optimization/18815
6441 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6442 loops with zero exit edges.
6444 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6446 * cfg.c (connect_src, connect_dest, disconnect_src,
6447 disconnct_dest): New.
6448 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6449 redirect_edge_pred): Use the new functions.
6451 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6452 free_dominance_info only when needed.
6454 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6457 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6458 (reg_or_sub_cint64_operand): Same.
6460 2005-03-02 Jeff Law <law@redhat.com>
6462 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6463 CFG_ALTERED in the main DOM iteration loop.
6465 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6468 * varasm.c (initializer_constant_valid_p): Allow conversions
6469 between OFFSET_TYPEs. Tidy.
6471 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6473 * config/cris/cris.md ("return"): Remove epilogue delay list
6476 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6478 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6480 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6482 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6484 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6485 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6486 config/m68k/m68k.c, config/mips/mips.h,
6487 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6488 doc/include/gcc-common.texi: Update copyright.
6490 PR middle-end/18029 and PR middle-end/18030
6491 * expr.c (optimize_bitfield_assignment_op): Add a special case
6492 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6494 * fold-const.c (fold_unary): New.
6495 (fold): Call fold_unary on unary expressions.
6497 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6499 * cgraph.h (struct cgraph_edge): Add prev_caller and
6501 (cgraph_node_remove_callees): Export.
6502 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6504 (cgraph_edge_remove_callee): New function.
6505 (cgraph_edge_remove_caller): Likewise.
6506 (cgraph_remove_edge): Use.
6507 (cgraph_redirect_edge_callee): Likewise.
6508 (cgraph_node_remove_callees): New function.
6509 (cgraph_node_remove_callers): Likewise.
6510 (cgraph_remove_node): Use.
6511 * tree-optimize.c (tree_rest_of_compilation): Use
6512 cgraph_node_remove_callees instead of manual loop.
6513 * cgraphunit.c (cgraph_finalize_function): Likewise.
6514 (cgraph_expand_function): Likewise.
6515 (cgraph_remove_unreachable_nodes): Likewise.
6517 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6520 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6522 * c-decl.c (undeclared_variable): Take location as argument.
6523 * c-typeck.c (build_external_ref): Likewise.
6524 * c-parser.c (c_parser_postfix_expression): Pass location of
6525 identifier to build_external_ref.
6527 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6529 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6530 CCEQ mode for branch_positive_comparison_operator test.
6531 * config/rs6000/predicates (branch_comparison_operator): Revert to
6533 (scc_comparison_operator): Same.
6534 (branch_positive_comparison_operator): Same.
6536 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6538 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6539 (cris_delay_slots_for_epilogue): Remove.
6540 (save_last): Move into cris_target_asm_function_epilogue.
6541 (cris_target_asm_function_epilogue): Remove tests for file being
6543 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6544 (cris_delay_slots_for_epilogue): Remove prototypes.
6545 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6546 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6548 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6550 * config/rs6000/predicates.md (branch_comparison_operator): Change
6551 to define_special_predicate.
6552 (scc_comparison_operator): Same.
6553 (branch_positive_comparison_operator): Same.
6555 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6557 * Makefile.in (tree-ssa-sink.o): New.
6558 (OBJS-common): Add tree-ssa-sink.o.
6559 * common.opt: Add -ftree-sink
6560 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6561 * timevar.def (TV_TREE_SINK): new timevar.
6562 * tree-flow.h (is_hidden_global_store): Prototype.
6563 * tree-optimize.c (init_tree_optimization_passes): Add
6565 * tree-pass.h (pass_sink_code): New.
6566 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6567 for non-obvious global store store to is_hidden_global_store, and
6568 call that new function.
6569 * tree-ssa-sink.c: New file.
6570 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6571 * doc/passes.texi: Document forward store motion.
6572 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6573 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6574 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6575 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6577 2005-03-01 Per Bothner <per@bothner.com>
6579 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6580 and we have a non-zero column-number, add it to the message.
6581 Also factor out the diagnostic_kind_text.
6583 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6585 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6586 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6587 flow_loop_scan): Removed.
6588 (flow_loop_dump): Do not dump removed fields.
6589 (flow_loop_free): Do not free removed fields.
6590 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6591 (loop_exit_edge_p): New function.
6592 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6593 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6594 num_exits, exits_doms.
6595 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6596 LOOP_EDGES, LOOP_ALL): Removed.
6597 (flow_loop_scan): Declaration removed.
6598 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6599 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6601 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6602 (if_convert): Call flow_loops_find and flow_loops_free
6603 when calling mark_loop_exit_edges.
6604 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6605 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6606 free_dominance_info calls.
6607 * loop-init.c (flow_loops_find): Ditto.
6608 * passes.c (rest_of_handle_branch_prob): Ditto.
6609 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6610 * loop-unroll.c (analyze_insns_in_loop): Do not use
6612 * predict.c (predict_loops): Do not call flow_loop_scan.
6613 Use get_loop_exit_edges.
6614 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6615 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6616 Do not use EDGE_LOOP_EXIT.
6617 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6618 to bb_with_exit_edge_p.
6619 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6620 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6621 to bb_with_exit_edge_p.
6622 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6624 * tree-loop-linear.c (linear_transform_loops): Do not call
6625 flow_loop_scan. Use loop->single_exit.
6626 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6627 (vect_analyze_loop_form): Do not call flow_loop_scan.
6628 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6630 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6632 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6633 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6634 slpeel_tree_duplicate_loop_to_edge_cfg,
6635 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6636 Use loop_preheader_edge and loop->single_exit. Do not call
6639 2005-03-01 Nick Clifton <nickc@redhat.com>
6641 * config/arm/arm.c (thumb_find_work_register): Check all of the
6642 argument registers to see if they are free, and a couple of
6643 special cases where the last argument register but can be proved
6644 to be available during the function's prologue.
6645 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6646 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6647 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6649 (thumb_compute_save_reg_mask): Likewise. Also use
6650 thumb_find_work_register() to ensure that there is agreement about
6651 which work register is going to be used in the prologue.
6652 (thumb_output_function_prologue): Use unsigned long as the type
6653 for the register bit-mask. Also delay pushing the link register if
6654 other high registers are going to be pushed.
6655 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6656 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6657 redundant prototypes.
6659 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6662 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6663 and after reload in REG+REG indexed addresses without REG_POINTER
6664 set in the base and not set in the index.
6666 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6668 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6669 Don't undefine here.
6670 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6671 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6672 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6673 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6674 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6676 * config.gcc (sh*-*-linux*): Use config/linux.h.
6678 2005-02-28 Dale Johannesen <dalej@apple.com>
6679 Stan Shebs <shebs@apple.com>
6681 Rewrite of 64-bit Darwin structure-by-value pass/return.
6682 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6683 intoffset, use_stack, named.
6684 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6685 (rs6000_darwin64_record_arg_advance_flush): New.
6686 (rs6000_darwin64_record_arg_advance_recurse): New.
6687 (rs6000_darwin64_record_arg_flush): New.
6688 (rs6000_darwin64_record_arg_recurse): New.
6689 (rs6000_darwin64_record_arg): New.
6690 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6691 (function_arg_boundary): Handle 128-bit aligned structs.
6692 (function_arg_advance): Rewrite darwin64 struct handling.
6693 (function_arg): Call rs6000_darwin64_record_arg.
6694 (function_arg_partial_nregs): Handle darwin64 structs.
6695 (rs6000_darwin64_function_value): Remove.
6696 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6698 2005-02-28 Roger Sayle <roger@eyesopen.com>
6700 PR tree-optimization/20216
6701 * tree-chrec.c (tree_fold_factorial): Delete.
6702 (tree_fold_binomial): Change argument list to take a return type
6703 and change the type of K to unsigned int. Rewrite to avoid explicit
6704 evaluation of factorials, and (recursively) calling fold to perform
6705 compile-time arithmetic. Return NULL on (internal) overflow.
6706 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6707 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6708 if any intermediate calculation overflows.
6709 (chrec_apply): Update call to chrec_evaluate.
6711 2005-02-28 James E Wilson <wilson@specifixinc.com>
6713 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6715 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6718 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6719 instead of NULL_TREE on error.
6721 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6723 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6724 (EASY_VECTOR_15_ADD_SELF): Remove.
6725 (num_insns_constant_wide): Not static.
6726 (validate_condition_mode): Not static.
6727 (toc_relative_expr_p): Not static.
6728 (legitimate_indirect_address_p): Not static.
6729 (macho_lo_sum_memory_operand): Not static.
6730 (invalid_e500_subreg): Not static.
6731 (easy_vector_same): Not static.
6732 (easy_vector_splat_const): Not static.
6733 (RS6000_SYMBOL_REF_TLS_P): Remove.
6734 (any_operand): Delete.
6735 (any_parallel_operand): Delete.
6736 (count_register_operand): Delete.
6737 (altivec_register_operand): Delete.
6738 (xer_operand): Delete.
6739 (s8bit_cint_operand): Delete.
6740 (short_cint_operand): Delete.
6741 (u_short_cint_operand): Delete.
6742 (non_short_cint_operand): Delete.
6743 (exact_log2_cint_operand): Delete.
6744 (gpc_reg_operand): Delete.
6745 (cc_reg_operand): Delete.
6746 (cc_reg_not_cr0_operand): Delete.
6747 (reg_or_short_operand): Delete.
6748 (reg_or_neg_short_operand): Delete.
6749 (reg_or_aligned_short_operand): Delete.
6750 (reg_or_u_short_operand): Delete.
6751 (reg_or_cint_operand): Delete.
6752 (reg_or_arith_cint_operand): Delete.
6753 (reg_or_add_cint64_operand): Delete.
6754 (reg_or_sub_cint64_operand): Delete.
6755 (reg_or_logical_cint_operand): Delete.
6756 (got_operand): Delete.
6757 (got_no_const_operand): Delete.
6758 (easy_fp_constant): Delete.
6759 (easy_vector_constant): Delete.
6760 (easy_vector_constant_add_self): Delete.
6761 (zero_constant): Delete.
6762 (zero_fp_constant): Delete.
6763 (volatile_mem_operand): Delete.
6764 (offsettable_mem_operand): Delete.
6765 (mem_or_easy_const_operand): Delete.
6766 (add_operand): Delete.
6767 (non_add_cint_operand): Delete.
6768 (logical_operand): Delete.
6769 (non_logical_cint_operand): Delete.
6770 (mask_operand): Delete.
6771 (mask_operand_wrap): Delete.
6772 (mask64_operand): Delete.
6773 (mask64_2_operand): Delete.
6774 (and64_operand): Delete.
6775 (and64_2_operand): Delete.
6776 (and_operand): Delete.
6777 (reg_or_mem_operand): Delete.
6778 (lwa_operand): Delete.
6779 (symbol_ref_operand): Delete.
6780 (call_operand): Delete.
6781 (current_file_function_operand): Delete.
6782 (input_operand): Delete.
6783 (rs6000_nonimmediate_operand): Delete.
6784 (rs6000_tls_symbol_ref): Delete.
6785 (save_world_operation): Delete.
6786 (restore_world_operation): Delete.
6787 (load_multiple_operation): Delete.
6788 (store_multiple_operation): Delete.
6789 (vrsave_operation): Delete.
6790 (mfcr_operation): Delete.
6791 (mtcrf_operation): Delete.
6792 (lmw_operation): Delete.
6793 (stmw_operation): Delete.
6794 (branch_comparison_operator): Delete.
6795 (branch_positive_comparison_operator): Delete.
6796 (scc_comparison_operator): Delete.
6797 (trap_comparison_operator): Delete.
6798 (boolean_operator): Delete.
6799 (boolean_or_operator): Delete.
6800 (min_max_operator): Delete.
6801 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6802 (EASY_VECTOR_15): Moved to here.
6803 (EASY_VECTOR_15_ADD_SELF): Move to here.
6804 (PREDICATE_CODES): Delete.
6805 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6806 Declare functions no longer static.
6807 * config/rs6000/predicates.md: New.
6808 * config/rs6000/rs6000.md: Include predicates.md
6810 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6812 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6813 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6815 * cfgrtl.c (need_fake_edge_p): Likewise.
6816 * combine.c (distribute_notes): Likewise.
6817 * emit-rtl.c (try_split): Likewise.
6818 * recog.c (peephole2_opimize): Likewise.
6819 * reg-notes.def (ALWAYS_RETURN): Remove.
6820 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6821 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6822 * tree.h (ECF_ALWAYS_RETURN): Remove.
6824 2005-02-28 Roger Sayle <roger@eyesopen.com>
6827 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6828 between different machine modes is never a "useless" conversion.
6830 2005-02-28 Geert Bosch <bosch@gnat.com>
6833 * doc/contrib.texi: List contributors for Ada front end
6835 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6837 * simplify-rtx.c (simplify_unary_operation_1,
6838 simplify_const_unary_operation): New, extracted from...
6839 (simplify_unary_operation): ... this one.
6840 (simplify_binary_operation_1,
6841 simplify_const_binary_operation): New, extracted from...
6842 (simplify_binary_operation): ... this one.
6843 * rtl.h (simplify_const_unary_operation,
6844 simplify_const_binary_operation): Add prototypes.
6846 2005-02-28 Julian Brown <julian@codesourcery.com>
6848 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6849 building libjava and caused PR regression/20228.
6851 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6854 * Makefile.in (host_subdir): New.
6855 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6856 * configure: Regenerate.
6858 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6860 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6861 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6862 installation directory first.
6864 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6867 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6868 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6869 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6870 * config/cris/cris.md: Tweak comments referring to Q.
6871 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6872 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6873 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6874 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6875 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6876 Insert spaces in constraints to align alternatives vertically for
6878 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6881 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6883 PR rtl-optimization/17728
6884 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6885 operand 0 from general_operand to move_dest_operand.
6887 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6889 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6890 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6891 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6892 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6894 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6896 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6897 * configure: Regenerate.
6898 * libada-mk.in: Remove CC; rename
6899 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6901 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6904 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6905 for the lhs, also walk over the tree. Likewise for rhs.
6907 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6909 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6910 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6911 Do not propagate value of iv before increment over the increment.
6913 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6915 * c-parser.c: New file.
6916 * c-parse.in: Remove.
6917 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6919 (c-parser.o): Add dependencies.
6920 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6921 maintainer-clean, TAGS): Update.
6922 * c-config-lang.in (gtfiles): Update.
6923 * gengtype-lex.l: Don't handle "@@".
6924 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6925 objc_build_synchronized, objc_begin_try_stmt,
6926 objc_begin_catch_clause, objc_finish_catch_clause,
6927 objc_build_finally_clause, objc_finish_try_stmt): New.
6928 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6930 (c_parse_init): Update comment.
6931 * c-decl.c (c_init_decl_processing): Update comment.
6932 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6933 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6934 new c_declspecs members.
6936 2005-02-25 Julian Brown <julian@codesourcery.com>
6938 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6939 from being used for symbols with vague linkage when
6940 HAVE_GAS_COMDAT_GROUP is true.
6942 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6944 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6946 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6949 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6950 (LIBGCC2_HAS_DF_MODE): New.
6951 (LIBGCC2_HAS_XF_MODE): New.
6952 (LIBGCC2_HAS_TF_MODE): New.
6953 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6954 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6955 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6956 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6957 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6958 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6959 and add _fixtfdi, _fixunstfdi, _floatditf
6960 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6961 L_fixunstfdi, L_floatditf.
6962 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6963 (LIBGCC2_HAS_TF_MODE): Define.
6965 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6967 PR tree-optimization/20204
6968 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6969 REWRITE_THIS_STMT markers on PHI nodes.
6970 (rewrite_initialize_block): Likewise.
6972 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6974 * version.c (version_string): Update to 4.1.
6976 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6978 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6979 Clarify that the alternative way doesn't work in GNU C++.
6981 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6983 PR tree-optimization/19937
6984 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6985 to the type of the induction variable.
6987 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6989 PR rtl-optimization/20117
6990 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6991 the block including noncopyable insn.
6993 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6995 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6996 calls to find_reg_note.
6998 2005-02-24 Richard Henderson <rth@redhat.com>
7001 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7004 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7006 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7007 vector types if to use base reg for misaligned non-word ld/std.
7009 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7012 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7013 dwarf2 label manually and put it after, not before the prologue.
7015 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7018 * reload.c (operands_match_p): Only increment register number for
7019 SCALAR_INT_MODE_P modes in multiple hard registers.
7021 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7024 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7026 * ChangeLog.5: Fix log message typo(s).
7027 * ChangeLog.7: Likewise.
7028 * ChangeLog.tree-ssa: Likewise.
7029 * cfgexpand.c: Fix comment typo(s).
7030 * conflict.c: Likewise.
7031 * defaults.h: Likewise.
7032 * dwarf2out.c: Likewise.
7034 * ggc-page.c: Likewise.
7035 * tree-eh.c: Likewise.
7036 * tree-ssa-dom.c: Likewise.
7038 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7041 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7042 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7043 if SHARED is defined.
7046 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7047 allow splitting only if operands 0 and 3 don't overlap.
7049 2005-02-24 Richard Henderson <rth@redhat.com>
7052 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7053 (fold_builtin_1): Call them.
7054 * fold-const.c (fold_complex_mult_parts): Split out from ...
7055 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7056 (fold_complex_div_parts, fold_complex_div): New.
7058 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7060 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7062 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7063 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7065 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7066 (print_node): Likewise.
7067 Print TYPE_SIZES_GIMPLIFIED.
7069 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7071 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7072 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7073 operands as commutative in constraints.
7075 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7077 * tree-into-ssa.c: Re-organize internal functions.
7079 2005-02-24 Richard Henderson <rth@redhat.com>
7082 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7084 * common.opt (fcx-limited-range): New.
7085 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7086 * toplev.c (flag_complex_method): Initialize to 1.
7087 (process_options): Set flag_complex_method to 0 if
7088 flag_cx_limited_range.
7089 * doc/invoke.texi (-fcx-limited-range): New.
7091 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7093 * cse.c (delete_trivially_dead_insns): Speed up by using
7094 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7097 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7099 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7100 functions when -mid-shared-library is being used.
7102 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7104 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7105 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7106 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7107 * system.h: Poison LINK_LIBGCC_SPECIAL.
7109 2005-02-23 James E Wilson <wilson@specifixinc.com>
7111 * gengtype.c (note_insn_name): Make 1 element larger.
7113 2005-02-23 Roger Sayle <roger@eyesopen.com>
7116 PR rtl-optimization/20097
7117 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7118 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7120 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7122 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7123 * t-aix52 (SHLIB_INSTALL): Same.
7125 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7127 * genpreds.c: Update copyright.
7129 2005-02-23 Michael Beach <michaelb@ieee.org>
7132 * config/sparc/t-elf (startup files): Assemble with CPP.
7134 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7136 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7137 (write_predicate_expr): Likewise.
7139 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7141 PR tree-optimization/20100
7142 PR tree-optimization/20115
7143 * tree-optimize.c (init_tree_optimization_passes): Remove
7144 pass_maybe_create_global_var.
7145 * tree-pass.h (pass_maybe_create_global_var): Remove.
7146 * tree-ssa-alias.c (aliases_computed_p): Declare.
7147 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7148 (count_calls_and_maybe_create_global_var): Remove.
7149 (pass_maybe_create_global_var): Remove.
7150 (init_alias_info): Do not declare aliases_computed_p.
7151 (maybe_create_global_var): If the function contains no
7152 call-clobbered variables and a mix of pure/const and regular
7153 function calls, create .GLOBAL_VAR.
7154 Mark all call-clobbered variables for renaming.
7155 (merge_pointed_to_info): Update comment.
7156 (add_pointed_to_var): Likewise.
7157 (is_escape_site): Likewise.
7158 Accept struct alias_info * instead of size_t *.
7160 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7162 * tree-ssa-operands.c (get_call_expr_operands): If
7163 ALIASES_COMPUTED_P is false, do not add call-clobbering
7165 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7166 (delete_tree_ssa): Likewise.
7168 2005-02-22 James E Wilson <wilson@specifixinc.com>
7170 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7171 (do_compile): Do call it here.
7173 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7175 PR rtl-optimization/20017.
7176 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7177 rest_of_handle_cse2, rest_of_handle_gcse): Call
7178 delete_dead_jumptables immediately before calling cleanup_cfg.
7180 2005-02-22 Devang Patel <dpatel@apple.com>
7183 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7186 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7188 * config/rs6000/aix.h (WINT_TYPE): Define.
7190 2005-02-22 Stan Shebs <shebs@apple.com>
7192 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7193 natural alignment for 64-bit Darwin.
7194 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7196 * doc/invoke.texi: Document this.
7198 2005-02-22 DJ Delorie <dj@redhat.com>
7200 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7201 to make_[un]signed_type, not the mode itself.
7203 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7205 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7206 not available. Use tail calls wherever possible.
7207 (make_edge): Call unchecked_make_edge to create an edge.
7209 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7210 (coalesce_ssa_name): Don't check for
7211 SSANORM_USE_COALESCE_LIST.
7212 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7214 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7216 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7217 (rewrite_into_ssa): ... here.
7219 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7221 PR tree-optimization/19786
7222 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7223 tag to another's may-alias bitmap when adding to the other's list.
7225 2005-02-21 DJ Delorie <dj@redhat.com>
7227 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7228 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7229 registers in unsupported ways.
7230 * expmed.c (init_expmed): Likewise.
7232 2005-02-21 Stan Cox <scox@redhat.com>
7234 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7236 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7238 * tree-cfg.c (fold_cond_expr_cond): New.
7239 (make_edges): Call fold_cond_expr_cond.
7240 (find_taken_edge): Accept nothing but INTEGER_CST.
7241 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7243 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7245 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7246 that do not belong to any basic block.
7248 2005-02-21 Jeff Law <law@redhat.com>
7250 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7253 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7255 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7256 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7257 Adjust their definitions.
7258 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7259 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7261 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7262 genautomata.c, langhooks.c, langhooks.h, system.h,
7263 config/arm/lib1funcs.asm: Update copyright.
7265 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7267 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7269 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7272 * doc/install.texi: Document --with-gc.
7274 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7276 * simplify-rtx.c (simplify_unary_operation): Add a missing
7279 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7281 PR tree-optimization/18663
7282 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7283 if the type has variable bounds.
7285 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7287 * gcse.c: Remove an obsolete comment.
7289 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7291 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7293 * doc/extend.texi (Function Attributes) <Attribute const>: The
7294 attribute "pure" is below this text, not above.
7296 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7298 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7299 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7300 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7302 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7305 * langhooks.h (struct lang_hooks): Add to_target_charset.
7306 * langhooks.c (lhd_to_target_charset): New function.
7307 * langhooks-def.h: Declare lhd_to_target_charset.
7308 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7309 (LANG_HOOKS_INITIALIZER): Update.
7310 * c-common.c (c_common_to_target_charset): New function.
7311 * c-common.h: Declare it.
7312 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7313 c_common_to_target_charset.
7315 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7316 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7318 * system.h: Poison them.
7319 * doc/tm.texi: Don't discuss them.
7320 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7321 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7322 (pp_c_char): Do not attempt to generate letter escapes for
7324 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7325 * config/mips/mips.c (mips_output_ascii): Likewise.
7327 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7329 PR tree-optimization/19951
7330 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7333 2005-02-19 Steven Bosscher <stevenb@suse.de>
7336 * function.h (struct function): New field `max_loop_depth'.
7337 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7338 (flow_loops_find): Reset the max loop depth count before finding loops.
7339 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7340 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7341 (calculate_global_regs_live): Make sure the loop will terminate
7342 when the initial sets are not empty.
7344 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7346 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7348 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7350 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7353 * doc/invoke.texi: Remove documentation of %M spec.
7355 (init_spec): Remove %M suffix from -lgcc_s.
7356 (do_spec_1): Remove 'M' case.
7357 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7358 to put shared libraries in the multilib directory. Remove the
7359 shlib_so_soname substitution variable. Don't add a multilib encoding
7360 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7361 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7362 SHLIB_INSTALL as well as SHLIB_LINK.
7363 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7364 (SHLIB_NAME): Delete.
7365 (SHLIB_DIR): New macro.
7366 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7367 (SHLIB_INSTALL): Adjust accordingly.
7368 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7369 * config/t-slibgcc-sld: Likewise.
7370 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7371 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7372 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7374 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7375 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7376 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7377 Use @shlib_base_name@ instead of @shlib_so_name@.
7378 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7379 and @shlib_base_name@.so in @multilib_dir@.
7380 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7381 to the install path.
7382 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7383 (SHLIB_LINK): Remove previous workaround.
7384 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7385 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7386 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7388 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7389 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7390 (SHLIB_INSTALL): Adjust accordingly.
7391 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7392 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7393 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7394 config/t-slibgcc-elf-ver.
7396 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7397 Jakub Jelinek <jakub@redhat.com>
7399 PR tree-optimization/19828
7400 * tree-ssa-loop-im.c: Add a TODO comment.
7401 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7402 without side-effects.
7404 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7406 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7409 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7411 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7412 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7413 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7415 (ia64_reorg): Delete fixup_errata call.
7416 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7417 (TARGET_SWITCHES): Delete -mb-step entry.
7419 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7422 * c-typeck.c (composite_type): Handle quals in transparent unions.
7423 (type_lists_compatible_p): Likewise.
7425 2005-02-18 Stan Shebs <shebs@apple.com>
7427 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7428 expressions in the .literal8 section.
7430 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7432 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7434 2005-02-18 Roger Sayle <roger@eyesopen.com>
7436 * fold-const.c (constant_boolean_node): Always create values of the
7437 specified type, don't bother calling truthvalue_conversion.
7439 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7441 * except.c (output_function_exception_table): Call
7442 assemble_external_libcall (eh_personality_libfunc).
7444 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7447 * config/ia64/ia64.h (struct machine_function): Add state_num.
7448 * config/ia64/ia64.c (process_epilogue,
7449 process_for_unwind_directive): Use new unwind state numbers each
7450 time rather than state 1.
7452 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7455 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7456 before the "*llgt_didi" pattern.
7458 2005-02-18 Jason Merrill <jason@redhat.com>
7460 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7462 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7464 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7465 (div0): Use it in place of ARM_FUNC_ALIAS.
7466 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7468 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7471 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7472 access, the lower bound of the array type if it exists.
7474 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7477 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7478 cases that are out-of-range for the index type.
7480 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7482 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7483 (estimate_case_costs): Don't call convert.
7484 * expmed.c (expand_shift): Likewise.
7485 (make_tree): Call fold_convert instead of convert.
7487 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7490 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7491 that ref to be marked MEM_READONLY_P doesn't have base that needs
7494 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7496 * genautomata.c (output_get_cpu_unit_code_func,
7497 output_cpu_unit_reservation_p): Don't generate old-style function
7500 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7503 PR tree-optimization/20009
7504 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7506 PR tree-optimization/18947
7507 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7508 inline, remove all nodes that are inlined into the extern inline
7511 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7513 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7514 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7515 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7516 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7519 2005-02-17 Roger Sayle <roger@eyesopen.com>
7521 PR tree-optimization/19917
7522 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7523 to be potentially trapping.
7525 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7527 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7529 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7531 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7532 tem becomes a local variable which is set to the value of the
7533 back end defined INITIAL_FRAME_ADDRESS macro.
7534 (expand_builtin_frame_address): Omit the base parameter to
7535 expand_builtin_return_addr.
7536 (expand_builtin_profile_func): Likewise.
7537 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7538 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7539 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7541 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7543 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7544 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7545 * config/frv/frv.c (frv_function_epilogue): Likewise.
7547 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7549 * lambda-code (perfect_nestify): Remove mark/unmark
7551 * tree-loop-linear.c (linear_transform_loops): Add
7552 rewrite_into_ssa call so that ssa is correct for
7553 rewriting into loop closed.
7555 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7557 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7558 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7560 * bt-load.c (btr_def_live_range, combine_btr_defs,
7561 migrate_btr_def, migrate_btr_defs): Likewise.
7562 * cfgcleanup.c (thread_jump): Likewise.
7563 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7564 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7565 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7566 df_rd_local_compute, df_reg_info_compute): Likewise.
7567 * dominance.c (init_dom_info, free_dom_info): Likewise.
7568 * flow.c (init_propagate_block_info,
7569 free_propagate_block_info): Likewise.
7570 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7571 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7572 modify_reg_pav): Likewise.
7573 * loop-invariant.c (find_defs, find_invariant_insn,
7574 find_invariants, free_inv_motion_data): Likewise.
7575 * predict.c (tree_predict_by_opcode,
7576 estimate_bb_frequencies): Likewise.
7577 * stmt.c (expand_case): Likewise.
7578 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7579 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7580 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7581 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7582 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7583 rewrite_ssa_into_ssa): Likewise.
7584 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7585 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7586 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7587 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7588 * tree-sra.c (tree_sra): Likewise.
7589 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7590 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7591 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7592 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7593 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7594 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7596 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7597 calculate_live_on_entry, calculate_live_on_exit,
7598 build_tree_conflict_graph): Likewise.
7599 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7600 record_important_candidates, set_use_iv_cost, find_depends,
7601 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7602 tree_ssa_iv_optimize_finalize): Likewise.
7603 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7604 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7605 tree_duplicate_loop_to_header_edge): Likewise.
7606 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7607 * tree-ssa.c (verify_flow_insensitive_alias_info,
7608 verify_name_tags, verify_ssa, init_tree_ssa,
7609 delete_tree_ssa): Likewise.
7610 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7611 fini_ssanames): Likewise.
7612 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7614 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7616 * config/rs6000/t-rtems: Completely reworked.
7618 2005-02-17 Ira Rosen <irar@il.ibm.com>
7620 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7622 2005-02-17 Ira Rosen <irar@il.ibm.com>
7624 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7625 POINTER_TYPE_P when checking that type is a pointer.
7626 (vect_get_memtag): Remove.
7627 (vect_address_analysis): Use POINTER_TYPE_P. Call
7628 vect_object_analysis with dummy parameter for memtag.
7629 (vect_object_analysis): Extract memtag (functionality that
7630 used to be in vect_get_memtag and moved here). Fix printings.
7631 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7632 with correct parameters. Remove call to vect_get_memtag.
7634 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7636 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7637 (tree-vectorizer.o): Added missing dependencies.
7639 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7641 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7642 declaration in tree-vectorizer.c, now has an extern declaration in
7644 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7645 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7646 get_vectype_for_scalar_type, vect_is_simple_use,
7647 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7648 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7649 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7650 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7651 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7652 find_loop_location): Likewise.
7654 * tree-vectorizer.c (langhooks.h): #include removed.
7655 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7656 moved to tree-vectorized.h.
7657 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7658 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7659 get_vectype_for_scalar_type, vect_is_simple_use,
7660 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7661 vect_supportable_dr_alignment, new_loop_vec_info,
7662 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7663 vect_set_verbosity_level, find_loop_location): Likewise.
7665 (vect_analyze_loop): Function externalized. Declaration moved to
7666 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7667 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7668 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7669 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7670 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7671 vect_enhance_data_refs_alignment, vect_analyze_operations,
7672 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7673 vect_stmt_relevant_p, vect_get_loop_niters,
7674 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7675 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7676 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7677 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7678 vect_get_memtag): Likewise.
7680 (vectorizable_load): Function externalized. Declaration moved to
7681 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7682 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7683 vect_transform_loop): Likewise.
7684 (vect_transform_stmt): Moved to tree-vect-transform.c.
7685 (vect_align_data_ref, vect_create_destination_var,
7686 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7687 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7688 vect_get_vec_def_for_operand, vect_init_vector,
7689 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7690 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7691 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7692 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7693 vect_do_peeling_for_loop_bound): Likewise.
7695 * tree-vect-analyze.c: New file.
7696 * tree-vect-transform.c: New file.
7698 2005-02-17 Jason Merrill <jason@redhat.com>
7700 PR mudflap/19319, c++/19317
7701 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7704 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7706 * doc/install.texi (Specific): Update link for Darwin-specific
7709 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7711 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7712 constant_boolean_node.
7714 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7717 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7718 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7720 2005-02-16 Richard Henderson <rth@redhat.com>
7723 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7725 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7726 replace uses with Wtype_MAXp1_F.
7727 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7728 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7729 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7730 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7731 and HAVE_TFMODE as appropriate.
7732 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7733 (__floatdisf): Likewise.
7734 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7735 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7736 (Wtype_MAXp1_F): New.
7737 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7738 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7740 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7743 * arm.c (arm_apply_result_size): New function.
7744 * arm.h (APPLY_RESULT_SIZE): Define.
7745 * arm-protos.h (arm_apply_result_size): Add prototype.
7746 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7747 (movxf): New expand.
7748 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7749 (call_value_symbol): Remove predicate for operand 0.
7750 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7751 (untyped_call): Rework to correclty return values for any type.
7752 (untyped_return): New expand.
7753 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7755 2005-02-16 Stan Shebs <shebs@apple.com>
7757 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7758 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7760 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7762 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7763 configure settings on Solaris 7 and later.
7765 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7767 PR tree-optimization/19865
7768 * tree-optimize.c (init_tree_optimization_passes): Run
7769 pass_may_alias after pass_sra.
7771 2005-02-16 Richard Henderson <rth@redhat.com>
7772 Stuart Hastings <stuart@apple.com>
7775 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7776 Do nothing if debug info suppressed for this function.
7777 (dbxout_begin_function): Early exit if debug info suppressed for
7780 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7783 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7785 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7787 PR tree-optimization/19967
7788 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7789 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7790 argument TYPE. Adjust calls to fold_builtin_XXX.
7791 (expand_builtin, fold_builtin_1): Adjust calls to
7793 (fold_builtin_strchr, fold_builtin_strpbrk,
7794 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7795 result to a requested type TYPE.
7797 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7800 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7801 (T)x & (T)cst if (T)cst overflows.
7802 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7803 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7805 2005-02-15 Jeff Law <law@redhat.com>
7807 * gcse.c (blocks_with_calls): New bitmap.
7808 (alloc_gcse_mem): Allocate it.
7809 (free_gcse_mem): Free it.
7810 (clear_modifY_mem_tables): Clear it.
7811 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7812 when we encounter CALL_INSNs.
7813 (compute_transp, case MEM): Handle blocks with calls separate
7814 from blocks without calls. Use bitmap iterators rather than
7817 2005-02-15 Peter O'Gorman <peter@pogma.com>
7820 * mklibgcc.in (vis_hide): Use a temporary object file, not
7823 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7826 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7827 access optimization.
7829 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7830 Alan Modra <amodra@bigpond.net.au>
7833 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7834 (_xlqsub): Rename to __gcc_qsub.
7835 (_xlqmul): Rename to __gcc_qmul.
7836 (_xlqdiv): Rename to __gcc_qdiv.
7837 Provide versioned symbol aliases with old names.
7838 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7839 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7840 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7841 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7842 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7844 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7846 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7847 Fold ~(A - 1) and ~(A + -1) to -A.
7849 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7853 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7854 config/pa/pa-host.c:pa_gt_pch_use_address.
7856 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7858 * tree-vn.c (get_value_handle): Make sure that given an
7859 is_gimple_min_invariant expression, we always return it.
7861 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7863 * passes.c (rest_of_handle_gcse): Fix a comment.
7865 2005-02-15 Jeff Law <law@redhat.com>
7867 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7869 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7870 (canon_list_insert, record_last_mem_set_info): Similarly.
7871 (clear_modify_mem_tables): Similarly.
7873 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7875 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7876 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7877 config/mips/mips.md, config/rs6000/aix.h,
7878 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7880 2005-02-15 Richard Henderson <rth@redhat.com>
7882 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7883 call to be best_edge.
7885 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7887 * basic-block.h: Adjust the prototype for find_basic_blocks.
7888 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7889 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7892 * flow.c (recompute_reg_usage): Remove all arguments.
7893 * passes.c (rest_of_compilation): Adjust the call to
7894 recompute_reg_usage.
7895 * rtl.h: Adjust the prototype for recompute_reg_usage.
7897 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7899 * tree-dump.c (dump_files): Update to reflect new member
7901 (dump_register): Add new argument.
7903 (dump_switch_p_1): Check against glob name if doglob was passed.
7904 (dump_switch_p): Check against regular first, then glob if
7905 we didn't have any hits on the dump name.
7906 * tree-optimize.c (register_one_dump_file):
7907 Pass in glob name as well.
7908 * tree-pass.h (struct dump_file_info): Add glob
7911 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7913 PR preprocessor/16323
7914 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7916 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7919 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7920 (trunctfdf2_internal1): New.
7921 (trunctfdf2_internal2): Renamed from trunctfdf2.
7923 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7925 PR tree-optimization/19853
7926 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7928 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7930 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7931 delete_dead_jumptables and cleanup_cfg.
7933 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7935 * reload.c (find_reloads): Swap address_reloaded flags when
7936 swapping commutative operands.
7938 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7940 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7941 Use standard_iv_increment_position for computing the bsi position
7943 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7946 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7949 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7950 life range of hard registers.
7951 * value-prof.c (insn_prefetch_values_to_profile): Only
7954 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7955 profile in libcalls.
7957 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7959 * bitmap.h (bitmap_and_compl_into): Return bool.
7960 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7962 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7964 PR tree-optimization/19944
7965 * fold-const.c (fold): Re-add ABS_EXPR folding.
7967 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7970 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7971 {TARGET,MASK}_XL_COMPAT.
7972 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7974 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7975 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7977 (rs6000_arg_partial_bytes): Same.
7978 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7979 and XL compatibility enabled.
7980 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7981 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7982 test to final condition.
7983 (cmptf_internal2): New.
7984 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7985 xl-compat. Add TFmode information to description.
7987 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7989 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7991 2005-02-13 Jason Merrill <jason@redhat.com>
7994 * fold-const.c (fold_indirect_ref_1): Split out from...
7995 (build_fold_indirect_ref): Here.
7996 (fold_indirect_ref): New fn.
7997 * tree.h: Declare it.
7998 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7999 (gimplify_modify_expr_rhs): Likewise.
8000 (gimplify_expr): Likewise.
8002 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8004 PR tree-optimization/14303
8005 PR tree-optimization/15784
8006 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8007 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8008 ABS_EXPR<x> != 0 to x != 0.
8010 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8012 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8013 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8014 spelling conventions.
8016 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8017 delete_trivially_dead_insns too many times.
8019 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8022 2005-02-12 Ira Rosen <irar@il.ibm.com>
8024 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8025 (vect_is_simple_iv_evolution): Remove redundant parameter
8027 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8028 without last parameter.
8029 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8030 Return pointer step. Call vect_is_simple_iv_evolution without
8031 last parameter. Check only that the step is multiple of size
8032 type. Remove stmt_vinfo updates.
8033 (vect_get_memtag_and_dr): Remove.
8034 (vect_get_memtag): New function.
8035 (vect_address_analysis): New function.
8036 (vect_object_analysis): New function.
8037 (vect_analyze_data_refs): Call vect_object_analysis and
8038 vect_get_memtag. Update stmt_vinfo fields.
8040 2005-02-12 Ira Rosen <irar@il.ibm.com>
8042 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8043 exist and are objects. Remove checks for pointer.
8044 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8045 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8046 (vect_create_data_ref_ptr): Likewise.
8047 (vect_base_addr_differ_p): New function.
8048 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8049 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8050 Don't set the DR_BASE_NAME field of data-ref.
8051 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8053 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8055 * optabs.h (enum optab_index): Add new OTI_ldexp.
8056 (ldexp_optab): Define corresponding macro.
8057 * optabs.c (init_optabs): Initialize ldexp_optab.
8058 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8060 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8062 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8063 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8065 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8066 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8069 2005-02-12 Ira Rosen <irar@il.ibm.com>
8071 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8073 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8075 (vect_get_base_and_offset): Always return an address.
8076 (vect_create_addr_base_for_vector_ref): Remove treatment for
8077 different data reference types.
8078 (vect_compute_data_ref_alignment): Rename base to base_address in
8079 stmt_vec_info. Get the object in order to force its alignment.
8080 (vect_get_memtag_and_dr): Rename base to base_address in
8081 stmt_vec_info. Extract the object for memtag analysis.
8083 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8085 PR regression/19898.
8086 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8087 changes cc_status, use apply modified_in_p to part of cc_status
8088 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8091 2005-02-11 Richard Henderson <rth@redhat.com>
8093 * tree-complex.c (expand_complex_libcall): New.
8094 (expand_complex_multiplication): Use it for c99 compliance.
8095 (expand_complex_division): Likewise.
8096 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8098 * builtins.c (built_in_names): Remove const.
8099 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8101 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8102 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8103 (built_in_names): Remove const.
8104 * c-common.c (c_common_type_for_mode): Handle complex modes.
8105 * flags.h, toplev.c (flag_complex_method): Rename from
8106 flag_complex_divide_method.
8107 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8108 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8109 * libgcc2.h: Declare them.
8110 * libgcc-std.ver: Export them.
8111 * mklibgcc.in (lib2funcs): Build them.
8113 2005-02-11 Steven Bosscher <stevenb@suse.de>
8115 PR tree-optimization/19876
8116 Partially revert my change from 2005-01-14
8117 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8118 (compute_antic): ...and remove the loop here.
8120 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8123 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8124 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8126 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8127 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8129 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8131 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8132 offsets for the big-endian 32-bit case.
8134 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8136 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8138 2005-02-11 Dale Johannesen <dalej@apple.com>
8140 * cselib.c (cselib_process_insn): Clear out regs where
8141 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8142 * reload.c (find_equiv_reg): Ditto.
8144 2005-02-11 Ian Lance Taylor <ian@airs.com>
8146 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8149 * tree.c (build_function_type_list): Work correctly if there are
8152 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8154 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8155 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8156 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8157 TARGET_ZARCH instead of TARGET_64BIT.
8159 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8161 * config/rs6000/t-rtems:
8162 (MULTILIB_OPTIONS): Remove mcpu=602.
8163 (MUTLILIB_DIRNAMES): Remove m602.
8164 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8165 Let mcpu=602 match mcpu=603.
8166 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8168 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8170 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8173 2005-02-10 David Daney <ddaney@avtrex.com>
8175 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8176 * config/i386/linux-unwind.h: Likewise.
8177 * config/ia64/linux-unwind.h: Likewise.
8178 * config/mips/linux-unwind.h: Likewise.
8179 * config/pa/linux-unwind.h: Likewise.
8180 * config/rs6000/linux-unwind.h: Likewise.
8181 * config/s390/linux-unwind.h: Likewise.
8182 * config/sh/linux-unwind.h: Likewise.
8183 * config/sparc/linux-unwind.h: Likewise.
8185 2005-02-10 Steven Bosscher <stevenb@suse.de>
8187 PR tree-optimization/17549
8188 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8189 TER to replace a DEF with its expression if the DEF and the
8190 rhs of the expression we replace into have the same root
8193 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8195 * config/mips/mips.md: Fix the placement of the match_scratch in the
8198 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8200 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8203 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8205 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8206 (strip_offset): Handle addresses.
8207 (add_address_candidates): Use strip_offset.
8208 (difference_cost): Reflect strip_offset change.
8209 (force_var_cost, difference_cost): Strip nops.
8211 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8213 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8215 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8216 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8217 config/cris/cris-protos.h, config/cris/cris.c: Update
8220 2005-02-10 Jeff Law <law@redhat.com>
8222 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8223 (lookup_avail_expr): Similarly.
8225 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8227 * builtins.c (fold_builtin_powi): New function.
8228 (fold_builtin_1): Call it.
8230 2005-02-10 Steven Bosscher <stevenb@suse.de>
8232 PR documentation/19309
8233 * doc/cpp.texi: The __GNUC__ and related predefined macros
8234 are also defined for the "standalone" cpp.
8235 Some non-GCC compilers may also define __GNUC__.
8237 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8240 * c-typeck.c (common_type): New routine. Old common_type renamed
8242 (c_common_type): ...this.
8243 (build_conditional_expr, build_binary_op): Use c_common_type instead
8246 2005-02-10 Steven Bosscher <stevenb@suse.de>
8248 * doc/md.texi: Replace @samp{length} with @code{length}.
8250 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8252 PR tree-optimization/18687
8253 * tree-flow.h (find_loop_niter): Declare.
8254 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8255 Try using scev even for loops with more than one exit.
8256 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8257 (struct ivopts_data): Added niters field.
8258 (struct nfe_cache_elt): New.
8259 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8261 (tree_ssa_iv_optimize_init): Initialize niters cache.
8262 (determine_number_of_iterations): Removed.
8263 (find_induction_variables): Do not call determine_number_of_iterations.
8264 Access niters for single exit through niter_for_single_dom_exit.
8265 (add_iv_outer_candidates): Access niters for single exit through
8266 niter_for_single_dom_exit.
8267 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8268 number_of_iterations_cond.
8269 (iv_period): New function.
8270 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8271 (may_replace_final_value): Take data argument. Use
8272 niter_for_single_dom_exit.
8273 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8274 (rewrite_use_compare): Pass data to may_eliminate_iv.
8275 (rewrite_use_outer): Pass data to may_replace_final_value.
8276 (free_loop_data): Clean up the niters cache.
8277 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8278 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8279 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8280 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8281 (num_ending_zeros): Moved to tree.c.
8282 * tree.h (num_ending_zeros): Declare.
8283 * tree.c (num_ending_zeros): Moved from tree.c.
8285 2005-02-09 Richard Henderson <rth@redhat.com>
8287 * builtins.c (DEF_BUILTIN): Add COND argument.
8288 * tree.h (DEF_BUILTIN): Likewise.
8289 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8290 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8292 (DEF_BUILTIN_STUB): New.
8293 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8294 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8295 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8296 * c-common.c (DEF_BUILTIN): Add COND argument.
8297 * tree.c (local_define_builtin): New.
8298 (build_common_builtin_nodes): New.
8300 2005-02-09 Roger Sayle <roger@eyesopen.com>
8302 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8303 floating point expression ignoring the sign of the result.
8304 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8305 (fold) <MULT_EXPR>: Use it to simplify x*x.
8306 * tree.h (fold_strip_sign_ops): Prototype here.
8307 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8308 argument. Use fold_strip_sign_ops to simplify the first argument.
8309 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8310 first argument when the second argument is an even integer
8311 constant, but only with -funsafe_math_optimizations.
8312 (fold_builtin_1): Update call to fold_builtin_copysign.
8314 2005-02-09 Ian Lance Taylor <ian@airs.com>
8317 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8318 just check whether EH_FILTER_FAILURE falls through.
8320 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8322 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8323 insns return to ready list in the next turn.
8325 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8328 * builtins.def: New __builtin_powi[lf].
8329 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8330 (expand_builtin_powi): New function.
8331 (expand_builtin): Dispatch to expand_builtin_powi.
8332 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8333 * libgcc2.c: Add __builtin_powi[lf] implementation.
8334 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8335 * optabs.h: Add powi_optab.
8336 * optabs.c (init_optabs): Initialize powi_optab.
8337 * doc/extend.texi: Document __builtin_powi[lf].
8339 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8341 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8344 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8347 * fold-const.c (try_move_mult_to_index): Remove redundant
8348 type argument. Create ADDR_EXPR with correct type.
8349 (fold): Update callers of try_move_mult_to_index. Convert
8350 result to the appropriate type.
8352 2005-02-09 Roger Sayle <roger@eyesopen.com>
8355 * config/avr/avr.c (default_rtx_costs): Delete.
8356 (avr_operand_rtx_cost): New function.
8357 (avr_rtx_costs): Completely rewrite.
8359 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8362 * config/cris/cris.c (in_code): New variable.
8363 (cris_output_addr_const): Now a static function, a wrapper for
8365 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8366 case from old cris_output_addr_const.
8367 (cris_asm_output_label_ref): Similar for LABEL_REF.
8368 (cris_output_addr_const_extra): Similar for UNSPEC.
8369 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8370 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8371 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8373 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8374 (cris_asm_output_label_ref): Declare.
8376 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8378 PR preprocessor/19801
8379 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8380 filenames that changed when libcpp was moved to the toplevel.
8382 2005-02-07 Roger Sayle <roger@eyesopen.com>
8384 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8385 zero extensions of BImode operands. Call lowpart_subreg instead
8386 of gen_lowpart_common and gen_lowpart_SUBREG.
8388 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8391 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8392 * configure.ac: Set cc_for_cross_gnattools.
8393 * configure: Regenerate.
8395 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8398 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8400 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8403 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8404 of nested functions.
8406 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8408 * doc/extend.texi: Document deprecated extensions allowing
8409 static floating-point members to have initializers and allowing
8410 floating-point literals in integral constant expressions.
8412 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8414 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8415 config/darwin7.h, config/mips/mips.c,
8416 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8419 * cse.c: Update comments.
8421 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8424 * builtins.c (fold_builtin_sqrt): Transform
8425 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8428 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8429 Dorit Naishlos <dorit@il.ibm.com>
8431 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8432 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8433 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8435 * tree.h (vect_set_verbosity_level): New extern function declaration
8437 * tree-vectorizer.h (verbosity_levels): New enum type.
8438 * tree-vectorizer.c (vect_debug_stats): Function removed.
8439 (vect_debug_details): Likewise.
8440 (vect_verbosity_level): Global variable was defined and initialized.
8441 (vect_dump): Global variable definition.
8442 (vect_print_dump_info): New function.
8443 (vect_set_dump_settings): New function.
8444 (vect_set_verbosity_level): New function.
8445 (vectorize_loops): Add call to vect_set_dump_settings.
8447 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8448 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8449 (slpeel_tree_peel_loop_to_edge): Likewise.
8451 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8452 appropriate verbosity level instead of call to vect_debug_details
8453 or vect_debug_stats.
8454 (vect_get_base_and_offset):
8455 (vect_create_addr_base_for_vector_ref):
8456 (get_vectype_for_scalar_type):
8457 (vect_create_data_ref_ptr):
8459 (vect_get_vec_def_for_operand):
8460 (vect_finish_stmt_generation):
8461 (vectorizable_assignment):
8462 (vectorizable_operation):
8463 (vectorizable_store):
8464 (vectorizable_load):
8465 (vect_transform_stmt):
8466 (vect_update_ivs_after_vectorizer):
8467 (vect_do_peeling_for_loop_bound):
8468 (vect_update_inits_of_drs):
8469 (vect_do_peeling_for_alignment):
8470 (vect_transform_loop):
8471 (vect_is_simple_use):
8472 (vect_analyze_operations):
8473 (vect_is_simple_iv_evolution):
8474 (vect_analyze_scalar_cycles):
8475 (vect_analyze_data_ref_dependence):
8476 (vect_analyze_data_ref_dependences):
8477 (vect_compute_data_ref_alignment):
8478 (vect_enhance_data_refs_alignment):
8479 (vect_analyze_data_refs_alignment):
8480 (vect_analyze_data_ref_access):
8481 (vect_analyze_data_ref_accesses):
8482 (vect_analyze_pointer_ref_access):
8483 (vect_get_memtag_and_dr):
8484 (vect_analyze_data_refs):
8485 (vect_mark_relevant):
8486 (vect_stmt_relevant_p):
8487 (vect_mark_stmts_to_be_vectorized):
8488 (vect_can_advance_ivs_p):
8489 (vect_get_loop_niters):
8490 (vect_analyze_loop_form):
8491 (vect_analyze_loop):
8492 (vectorize_loops): Likewise.
8494 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8495 (vect_update_inits_of_drs):
8496 (vect_do_peeling_for_alignment):
8497 (vect_transform_loop):
8498 (vect_analyze_operations):
8499 (vect_analyze_scalar_cycles):
8500 (vect_analyze_data_ref_dependences):
8501 (vect_analyze_data_refs_alignment):
8502 (vect_analyze_data_ref_accesses):
8503 (vect_analyze_data_refs):
8504 (vect_mark_stmts_to_be_vectorized):
8505 (vect_get_loop_niters):
8506 (vect_analyze_loop_form):
8507 (vect_analyze_loop): Likewise.
8508 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8510 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8514 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8515 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8516 either -ffast-math or -funsafe-math-optimizations is in use.
8518 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8519 * config/mips/irix-csr.c: New file.
8520 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8521 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8522 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8525 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8527 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8528 redundant, incorrect definitions.
8530 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8532 ("*tls_indirect_call"): New, reference hard regs directly.
8533 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8535 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8537 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8538 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8540 2005-02-06 Roger Sayle <roger@eyesopen.com>
8542 PR rtl-optimization/19800
8543 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8544 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8547 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8549 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8551 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8554 * doc/invoke.texi: Correct documentation of -freorder-functions.
8556 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8559 * doc/invoke.texi: Don't mention gccbug.
8561 2005-02-06 Roger Sayle <roger@eyesopen.com>
8562 Andrew Pinski <pinskia@physics.uc.edu>
8563 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8565 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8566 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8567 into just (zero_extract:SI FOO (const_int 1) BAR).
8569 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8571 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8572 macro locally. Don't give last revision date. Use GCC version
8573 number from gcc-common.texi.
8574 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8575 revision date. Use GCC version number from gcc-common.texi.
8576 Describe being a library as current state rather than as 3.x
8578 * doc/gcc.texi: Remove last update date.
8579 * doc/gccint.texi: Likewise. Update copyright dates.
8580 * doc/install.texi: Update copyright dates.
8582 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8585 * doc/invoke.texi: Mention for each option included in -Wall that
8586 it is included in -Wall.
8587 * doc/gcc.texi: Update copyright and last modification date.
8589 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8591 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8592 unnecessary cast to original induction variable increments.
8594 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8596 PR tree-optimization/18219
8597 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8598 in distributed form.
8600 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8602 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8603 Set bitpos and offset later in the function. Do nothing if the
8604 target is a register and if the bitfield lies completely outside
8606 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8607 here. Return an uninitialised register if the source value is stored
8608 in a register and the bitfield lies completely outside that register.
8610 2005-02-06 Steven Bosscher <stevenb@suse.de>
8612 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8615 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8617 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8619 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8621 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8622 * config/darwin8.h: New.
8623 * config/darwin7.h: Update comment.
8625 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8626 Dorit Naishlos <dorit@il.ibm.com>
8628 * tree-vectorizer.h (LOC): New type.
8629 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8630 (loop_line_number): New field in struct _loop_vec_info.
8631 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8633 * tree-vectorizer.c (input.h): Included.
8634 (find_loop_location): New function.
8635 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8636 loop line number removed.
8637 (vect_debug_details): Likewise.
8638 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8640 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8641 call to vect_debug_details/stats changed from loop to loop_loc.
8642 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8643 (slpeel_tree_peel_loop_to_edge): Likewise.
8645 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8646 changed from NULL to UNKNOWN_LOC.
8647 (vect_get_base_and_offset):
8648 (vect_create_addr_base_for_vector_ref):
8649 (get_vectype_for_scalar_type):
8650 (vect_create_data_ref_ptr):
8652 (vect_get_vec_def_for_operand):
8653 (vect_finish_stmt_generation):
8654 (vectorizable_assignment):
8655 (vectorizable_operation):
8656 (vectorizable_store):
8657 (vectorizable_load):
8658 (vect_transform_stmt):
8659 (vect_update_ivs_after_vectorizer):
8660 (vect_do_peeling_for_loop_bound):
8661 (vect_do_peeling_for_alignment):
8662 (vect_transform_loop):
8663 (vect_is_simple_use):
8664 (vect_analyze_operations):
8665 (vect_is_simple_iv_evolution):
8666 (vect_analyze_scalar_cycles):
8667 (vect_analyze_data_ref_dependences):
8668 (vect_compute_data_ref_alignment):
8669 (vect_enhance_data_refs_alignment):
8670 (vect_analyze_data_ref_access):
8671 (vect_analyze_data_ref_accesses):
8672 (vect_analyze_pointer_ref_access):
8673 (vect_get_memtag_and_dr):
8674 (vect_analyze_data_refs):
8675 (vect_mark_relevant):
8676 (vect_stmt_relevant_p):
8677 (vect_mark_stmts_to_be_vectorized):
8678 (vect_can_advance_ivs_p):
8679 (vect_get_loop_niters):
8680 (vect_analyze_loop):
8681 (vectorize_loops): Likewise.
8683 (vectorizable_load): Argument in call to vect_debug_details/stats
8684 changed from loop to LOOP_LOC (loop_vinfo).
8685 (vect_transform_loop):
8686 (vect_analyze_operations):
8687 (vect_analyze_scalar_cycles):
8688 (vect_analyze_data_ref_dependence):
8689 (vect_enhance_data_refs_alignment):
8690 (vect_analyze_data_ref_accesses):
8691 (vect_analyze_pointer_ref_access):
8692 (vect_analyze_data_refs):
8693 (vect_analyze_loop): Likewise.
8695 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8696 changed from loop to loop_loc.
8698 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8700 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8701 Dorit Naishlos <dorit@il.ibm.com>
8703 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8705 (vect_analyze_data_ref_dependences): Likewise.
8707 (vect_is_simple_use): Argument changed from loop structure to
8708 loop_vect_info structure.
8709 (vect_can_advance_ivs_p): Likewise.
8710 (vect_create_index_for_vector_ref): Likewise.
8711 (vect_update_ivs_after_vectorizer): Likewise.
8712 (new_stmt_vec_info): Likewise.
8714 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8715 changed from loop to loop_vinfo.
8716 (vect_create_data_ref_ptr): First argument in call to
8717 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8718 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8719 was changed from loop to loop_vinfo.
8720 (vectorizable_operation): Likewise.
8721 (vectorizable_store): Likewise.
8722 (vect_mark_stmts_to_be_vectorized): Likewise.
8723 (vect_do_peeling_for_loop_bound): First argument in call to
8724 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8725 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8726 was changed from loop to loop_vinfo.
8727 (vect_analyze_data_ref_dependences): Third argument in call to
8728 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8730 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8731 (vect_create_data_ref_ptr): Likewise.
8732 (vect_init_vector): Likewise.
8733 (vect_get_vec_def_for_operand): Likewise.
8734 (vectorizable_assignment): Likewise.
8735 (vectorizable_operation): Likewise.
8736 (vectorizable_store): Likewise.
8737 (vectorizable_load): Likewise.
8738 (vect_update_ivs_after_vectorizer): Likewise.
8739 (vect_is_simple_use): Likewise.
8740 (vect_analyze_data_ref_dependence): Likewise.
8741 (vect_analyze_pointer_ref_access): Likewise.
8742 (vect_can_advance_ivs_p): Likewise.
8744 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8745 before _stmt_vec_info.
8746 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8747 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8748 (new_stmt_vec_info): Argument changed from loop structure to
8749 loop_vect_info structure
8751 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8752 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8753 (vect_create_addr_base_for_vector_ref): Likewise.
8754 (vect_analyze_pointer_ref_access): Likewise.
8756 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8759 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8760 phi flag if the phi is abnormal.
8762 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8765 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8766 information for the new statement.
8768 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8771 * gcc.c (main): Include the target in -v output.
8773 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8775 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8776 Do not drop the extend if we'd have to add a paradoxical subreg
8777 later. Include optabs.h and insn-codes.h.
8778 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8780 2005-02-02 Roger Sayle <roger@eyesopen.com>
8783 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8784 * fold-const.c (const_binop): Avoid constant folding floating
8785 point operations in modes that use composite representations.
8786 * simplify-rtx.c (simplify_binary_operation): Likewise.
8788 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8790 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8792 (altivec_dstt): Likewise.
8793 (altivec_dstst): Likewise.
8794 (altivec_dststt): Likewise.
8795 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8798 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8800 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8801 EXPR_LOCUS from orig_cond to the new cond_stmt.
8802 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8805 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8807 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8808 standard_iv_increment_position. Remove call to bsi_next
8809 (no need to bump the iterator anymore).
8810 (vect_create_index_for_vector_ref): Call
8811 standard_iv_increment_position. Remove second function argument.
8812 (vect_finish_stmt_generation): Remove call to bsi_next
8813 (no need to bump the iterator anymore).
8814 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8815 to vect_create_index_for_vector_ref.
8817 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8819 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8820 phis are used out of the loop.
8822 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8825 * c-decl.c (undef_nested_function): New variable.
8826 (pop_scope): Diagnose undefined nested functions.
8827 (finish_function): Don't attempt cgraph processing or genericizing
8828 if current top-level function contained an undefined nested
8829 function. Reset undef_nested_function at the end of a top-level
8832 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8834 * tree.c (build_int_cst_type): Take sign of the value into account
8835 when deciding whether sign extend the value.
8837 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8840 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8841 (cpp_options, cc1_options): Change %{std*&ansi} to
8842 %{std*&ansi&trigraphs}.
8844 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8846 * cse.c: Update comments.
8848 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8850 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8851 arguments go on the stack. Do not put complex doubles in odd/even
8854 2005-02-02 Steven Bosscher <stevenb@suse.de>
8856 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8857 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8858 -ftree-pre, and -fthread-jumps.
8860 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8862 PR tree-optimization/19578
8863 * tree-flow.h (modified_noreturn_calls): Declare.
8864 (noreturn_call_p): Declare.
8865 * tree-flow-inline.h (noreturn_call_p): New function.
8866 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8867 * tree-cfg.c (modified_noreturn_calls): New variable.
8868 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8869 that contain a mid-block noreturn call.
8870 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8872 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8874 * df.c (df_def_record_1, df_uses_record): Don't use
8876 * df.h (DF_FOR_REGALLOC): Remove.
8878 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8881 * c-typeck.c (really_start_incremental_init): Reset
8882 constructor_max_index for arrays of incomplete type.
8884 2005-02-02 Jeff Law <law@redhat.com>
8886 * gcse.c (struct reg_set): Store the block index where the register
8887 was set rather than the setting insn.
8888 (record_one_set, compute_transp): Corresponding changes.
8889 (pre_insert_copy_insn): Do not call replace_one_set.
8890 (replace_one_set): Remove.
8892 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8895 * doc/gcov.texi: Fix typo.
8897 2005-02-01 Richard Henderson <rth@redhat.com
8900 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8901 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8903 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8904 * config/i386/i386-protos.h: Update.
8906 2005-02-01 Steven Bosscher <stevenb@suse.de>
8908 PR tree-optimization/19217
8909 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8910 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8911 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8912 that it is walking a PHI node.
8914 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8916 * doc/extend.texi (Nested Functions): Update.
8918 2005-02-01 Richard Henderson <rth@redhat.com>
8921 * optabs.c (expand_copysign_absneg): Export.
8922 * optabs.h (expand_copysign_absneg): Declare.
8923 * config/rs6000/rs6000.md (copysigntf3): New.
8925 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8927 PR tree-optimization/19633
8928 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8929 * tree-ssa-alias.c (init_alias_info): Initialize.
8930 (merge_pointed_to_info): Set.
8931 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8932 (dump_points_to_info_for): Show value of pt_null.
8933 (struct count_ptr_d): Declare.
8934 (find_ptr_dereference): Remove.
8935 (ptr_is_dereferenced_by): Remove.
8936 (count_ptr_derefs): New local function.
8937 (count_uses_and_derefs): New local function.
8938 (compute_points_to_and_addr_escape): Call it. If the number
8939 of dereferences is greater than zero, mark the pointer as
8940 dereferenced. If there are fewer dereferences than uses of
8941 the pointer, the pointer's value escapes.
8943 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8945 PR tree-optimization/19670
8946 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8948 (verify_use): ... set it here, instead.
8950 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8952 * doc/sourcebuild.texi (Test directives): Fix formatting.
8954 * doc/sourcebuild.texi (Test directives): Describe selector
8957 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8959 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8960 specific 64-bit CPUs.
8962 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8965 * arm.c (arm_eliminable_register): New function.
8966 (adjacent_mem_locations): Don't allow eliminable registers. Use
8967 HOST_WIDE_INT for address offsets.
8968 * arm-protos.h (arm_eliminable_register): Add prototype.
8970 2005-02-01 Steven Bosscher <stevenb@suse.de>
8972 PR optimization/15242
8973 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8974 * basic-block.h (duplicate_computed_gotos): Add prototype.
8975 * bb-reorder.c (duplicate_computed_gotos): New function to
8976 duplicate sufficiently small blocks ending in a computed jump.
8977 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8978 if not optimizing for size.
8979 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8980 never do tail merging for blocks ending in a computed jump.
8981 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8983 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8985 Patch from Richard Sandiford <rsandifo@redhat.com>
8986 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8987 from inheriting a subreg equivalence with a non-spill register.
8989 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8991 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8993 * config/frv/frv.c (movcc_fp_destination_operand): New.
8994 (gpr_or_memory_operand): Fix typo in comment.
8995 (gpr_or_memory_operand_with_scratch): New.
8996 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8997 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8998 movcc_fp_destination_operand.
8999 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9000 Legitimize memory addresses using a scratch register.
9002 2005-01-31 Jeff Law <law@redhat.com>
9004 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9005 bitmap a sparse bitmap instead of a simple bitmap.
9006 (mark_def_sites_initialize_block): Corresponding changes.
9007 (ssa_mark_def_sites_initialize_block): Likewise.
9008 (ssa_mark_phi_uses): Likewise.
9009 (mark_def_site, ssa_mark_def_sites): Likewise.
9010 (mark_def_site_blocks): Likewise.
9011 (rewrite_ssa_into_ssa): Likewise.
9013 * tree-ssa-dom.c (record_cond): Pass correct variable type
9014 for last argument to htab_find_slot_with_hash.
9016 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9017 effects when optimizing 0 % X. Do not try to optimize X % 0.
9019 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9021 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9024 2005-02-01 Eric Christopher <echristo@redhat.com>
9026 * config/mips/mips.c (override_options): Warn if -mint64
9028 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9031 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9033 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9035 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9036 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9037 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9038 (cached_regno): Initialize to INVALID_REGNUM.
9039 (cse_reg_info_table_size,
9040 cse_reg_info_table_first_uninitialized,
9041 cse_reg_info_timestamp): New.
9042 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9044 (init_cse_reg_info, get_cse_reg_info_1): New.
9045 (get_cse_reg_info): Cache the last look-up.
9046 (new_basic_block): Update the code to clear mappings from
9047 registers to cse_reg_info entries.
9048 (cse_main): Call init_cse_reg_info.
9050 * cse.c (get_cse_reg_info): Update a comment.
9052 2005-01-31 Steven Bosscher <stevenb@suse.de>
9055 * c-decl.c (start_decl): Do not warn about arrays of elements with
9056 an incomplete type here.
9057 (grokdeclarator): Do it here by making a pedwarn an error.
9058 * c-typeck.c (push_init_level): If there were previous errors with
9059 the constructor type, do not warn about braces for initializers.
9060 (process_init_element): Likewise for excess initializer elements.
9062 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9064 * cse.c (delete_trivially_dead_insn): Don't iterate.
9066 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9068 * config/rs6000/rs6000.md (copysignsf3): New expand.
9069 (copysigndf3): Likewise.
9071 2005-01-31 Steven Bosscher <stevenb@suse.de>
9073 * recog.c (constrain_operands): Only look for earlyclobber operand
9074 conflicts if an '&' constraint was seen.
9076 2005-01-31 Marc Espie <espie@openbsd.org>
9078 * config.gcc: Don't include embedded systems fragment, switches default
9079 debugging format to ELF.
9080 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9081 longer pick it up there.
9083 2005-01-31 Dale Johannesen <dalej@apple.com>
9085 * doc/extend.texi (nested functions): Fix linkage description.
9086 Clarify that static is not allowed.
9088 2005-01-31 Dale Johannesen <dalej@apple.com>
9090 * config/rs6000/darwin.md (movsf_low_di): Make work.
9091 (movdf_low_di): Make work.
9093 2005-01-31 Dale Johannesen <dalej@apple.com>
9095 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9096 Make work for 64 bit.
9098 2005-01-31 Roger Sayle <roger@eyesopen.com>
9099 Dale Johannesen <dalej@apple.com>
9102 * fold-const.c (fold_binary_op_with_conditional_arg):
9103 Make types match original operands, before STRIP_NOPS.
9105 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9107 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9108 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9109 (struct gcc_sigcontext): Delete. Merge contents to..
9110 (struct gcc_ucontext): ..here.
9111 (get_sigcontext): Delete.
9112 (get_regs): New function, like get_sigcontext but return regs ptr.
9113 64-bit version finds regs from r1 to support vdso.
9114 (ppc_linux_aux_vector): New function.
9115 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9118 2005-01-31 Ira Rosen <irar@il.ibm.com>
9120 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9122 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9123 redundant fold. Fix misalignment for MINUS_EXPR.
9124 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9125 (vect_analyze_pointer_ref_access): Likewise.
9126 (vect_get_memtag_and_dr): Likewise.
9128 2005-01-31 Richard Henderson <rth@redhat.com>
9130 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9131 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9132 absnegdf2_i387, absnegxf2_i387): Likewise.
9134 2005-01-31 Richard Henderson <rth@redhat.com>
9137 * optabs.c (expand_copysign_absneg): New.
9138 (expand_copysign_bit): Split out from ...
9139 (expand_copysign): ... here. Use expand_copysign_absneg.
9141 2005-01-30 Roger Sayle <roger@eyesopen.com>
9144 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9145 constant as the second operand and a register as the third.
9147 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9150 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9151 that dllimport'd functions do not use all call-clobbered registers
9154 2005-01-30 Richard Henderson <rth@redhat.com>
9157 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9158 expand_abs_nojump and generalize. Use operand_subword and
9159 emit_no_conflict_block. Support large modes.
9160 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9162 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9163 negation to subtraction.
9164 (expand_copysign): Check that the format has signed zeros.
9165 Use operand_subword and emit_no_conflict_block. Support large modes.
9167 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9169 Fix PR tree-optimization/19624
9171 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9172 * tree-ssa-pre.c: Add cfgloop.h.
9174 (pre_stats): New member, constified.
9175 (inserted_exprs): New static variable.
9176 (NECESSARY): New macro.
9177 (create_expression_by_pieces): Fold the expression, and
9178 mark it as defaulting to not necessary. Also put in
9180 (fully_constant_expression): New function.
9181 (insert_into_preds_of_block): Modify to not insert phis when we
9182 are playing with induction variables.
9183 Push phis onto the inserted_exprs vector, and mark them as not
9184 necessary by default.
9185 (insert_aux): Call fully_constant_expression on eprime.
9186 If all edges produce the same value, mark it constant.
9187 (mark_operand_necessary): New function.
9188 (remove_dead_inserted_code): New function.
9189 (init_pre): Init loop optimizer to get loop info.
9190 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9191 (execute_pre): Commit edge inserts, then remove dead code.
9193 2005-01-30 Richard Henderson <rth@redhat.com>
9195 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9196 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9198 2005-01-30 Richard Henderson <rth@redhat.com>
9201 * config/i386/i386.c (ix86_expand_copysign): New.
9202 (ix86_split_copysign_const): New.
9203 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9204 rearrange op1/nmask operands.
9205 * config/i386/i386-protos.h: Update.
9206 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9207 (copysigndf3): Likewise.
9208 (copysignsf3_const, copysigndf3_const): New.
9209 (copysignsf3_var): Rename from copysignsf3, split out splitter
9210 and fix split predicate for X constraint.
9211 (copysigndf3_var): Similarly.
9213 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9215 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9216 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9217 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9219 2005-01-29 Richard Henderson <rth@redhat.com>
9222 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9223 of # and * in constraints.
9225 2005-01-29 Richard Henderson <rth@redhat.com>
9228 * expr.c (store_field): Don't strip sub-mode cast when the input
9229 data is even smaller.
9231 2005-01-29 Richard Henderson <rth@redhat.com>
9234 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9237 2005-01-29 Richard Henderson <rth@redhat.com>
9239 * combine.c (make_field_assignment): Fix argument order
9242 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9244 PR tree-optimization/15791
9245 * fold-const.c (extract_array_ref): New function.
9246 (fold): Fold comparisons between &a[i] and &a[j] or
9247 semantically equivalent trees.
9249 2005-01-29 Jeff Law <law@redhat.com>
9251 * gcse.c (insert_expr_in_table): Revamp handling of available
9252 and anticipatable occurrence lists to avoid unnecessary list
9254 (insert_set_in_table): Similarly.
9256 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9258 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9260 (c_build_qualified_type): Build qualified array types with
9261 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9262 * c-decl.c (c_make_fname_decl): Build unqualified array type
9263 before qualified type.
9264 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9265 type is qualified, not just if type itself is. Don't apply
9266 qualifiers to array type when declarator is processed. Apply
9267 qualifiers to field type whether or not it is an array type.
9268 Don't handle array types specially for applying qualifiers to
9270 * c-typeck.c (composite_type): Build unqualified element type and
9271 array type when forming composite of array types.
9272 (common_pointer_type, comptypes, comp_target_types,
9273 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9274 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9276 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9277 (args2) in variables a1 and a2.
9279 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9281 * cse.c (n_elements_made, max_elements_made): Remove.
9282 (insert): Don't touch n_elements_made.
9283 (cse_main): Don't touch n_elements_made or max_elements_made.
9285 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9288 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9289 configuration part of dp-bit.c to be lost.
9291 2005-01-28 Roger Sayle <roger@eyesopen.com>
9293 * expmed.c (expand_mult_highpart_optab): When attempting to use
9294 a non-widening multiplication in a wider mode, the operands need
9295 to be converted (zero or sign extended) to that mode.
9297 2005-01-28 Ian Lance Taylor <ian@airs.com>
9301 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9302 through if both operands fall through.
9304 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9306 * cse.c (fold_rtx) <PC>: Don't optimize.
9308 2005-01-28 Jeff Law <law@redhat.com>
9310 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9311 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9313 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9315 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9316 cse_reg_info_used_list_end): Remove.
9317 (cse_reg_info_list, cse_reg_info_list_free): New.
9318 (get_cse_reg_info): When allocating an instance of
9319 cse_reg_info, add it to the beginning of the cse_reg_info_list
9320 list. Remove code to maintain cse_reg_info_used_list.
9321 (new_basic_block): Reset the free list to the beginning of
9324 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9326 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9327 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9328 (frv_expand_mdpackh_builtin): New function.
9329 (frv_expand_builtin): Use it to expand __MDPACKH.
9330 * doc/extend.texi (__MDPACKH): Update documentation.
9332 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9334 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9335 SSE_FLOAT_MODE_P for use_sse computation.
9337 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9340 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9342 2005-01-27 Richard Henderson <rth@redhat.com>
9344 * builtins.c (expand_builtin_copysign): New.
9345 (expand_builtin): Call it.
9346 * genopinit.c (optabs): Add copysign_optab.
9347 * optabs.c (init_optabs): Initialize it.
9348 (expand_copysign): New.
9349 * optabs.h (OTI_copysign, copysign_optab): New.
9350 (expand_copysign): Declare.
9352 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9353 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9355 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9356 (ix86_expand_fp_absneg_operator): ... here.
9357 (ix86_split_copysign): New.
9358 * config/i386/i386-protos.h: Update.
9359 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9360 (copysignsf3, copysigndf3): New.
9362 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9363 (copysignsf3, ncopysignsf3): New.
9364 (copysigndf3, ncopysigndf3): New.
9365 (copysignxf3, ncopysignxf3): New.
9366 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9368 2005-01-27 Arend Bayer <arend.bayer@web.de>
9369 Kazu Hirata <kazu@cs.umass.edu>
9371 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9372 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9373 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9376 2005-01-27 Jeff Law <law@redhat.com>
9378 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9379 definitions of SSA_NAMEs which are not being rewritten.
9380 (rewrite_ssa_into_ssa): Only initialize the current definition
9381 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9382 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9383 SSA_NAMEs before returning.
9385 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9387 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9388 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9389 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9390 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9391 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9393 2005-01-27 Steven Bosscher <stevenb@suse.de>
9396 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9397 higher to -O2 and higher. Likewise for tree PRE.
9398 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9401 2005-01-27 Ian Lance Taylor <ian@airs.com>
9404 * gimple-low.c (try_catch_may_fallthru): New static function.
9405 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9406 * tree-inline.c (expand_call_inline): Don't warn about reaching
9407 the end of a non-void function being inlined if the function uses
9410 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9412 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9415 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9416 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9417 (implicitly_declare): Handle error_mark_node.
9419 2005-01-27 Richard Henderson <rth@redhat.com>
9422 * tree.h (struct tree_decl): Add debug_expr_is_from.
9423 (DECL_DEBUG_EXPR_IS_FROM): New.
9424 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9425 * dwarf2out.c (dwarf2out_var_location): Update to match.
9426 * tree-outof-ssa.c (create_temp): Likewise.
9427 * var-tracking.c (track_expr_p): Likewise.
9428 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9429 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9430 * toplev.c (default_tree_printer): Likewise.
9432 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9434 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9435 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9437 2005-01-27 Steven Bosscher <stevenb@suse.de>
9439 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9440 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9441 ASM_CLOBBERS): Add tree checks.
9443 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9444 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9445 * c-common.def (SWITCH_STMT): Update to match.
9446 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9447 macros instead of SWITCH_EXPR ones.
9448 * c-dump.c (c_dump_tree): Likewise.
9449 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9450 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9452 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9454 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9456 * unwind-dw2.c (execute_stack_op): Add missing cases for
9457 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9459 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9461 * config.gcc (Obsolete configurations): Remove 'dummy', add
9462 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9465 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9467 PR tree-optimization/19633
9468 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9470 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9471 are no call-clobbered variables.
9472 * tree-outof-ssa.c (check_replaceable): Return false for calls
9475 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9477 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9478 even for variables with NULL DECL_INITIAL.
9480 2005-01-26 Stuart Hastings <stuart@apple.com>
9482 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9484 2005-01-26 Richard Henderson <rth@redhat.com>
9487 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9489 * expr.c (store_field): Strip conversions to odd-bit-sized types
9490 if the destination field width matches.
9492 2005-01-26 Richard Henderson <rth@redhat.com>
9494 * c-decl.c, expmed.c, expr.c: Revert last change.
9496 2005-01-26 Richard Henderson <rth@redhat.com>
9499 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9501 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9502 if we don't need the bits above those present in the current mode.
9503 * expr.c (store_field): Strip conversions to odd-bit-sized types
9504 if the destination field width matches.
9506 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9508 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9509 either -ffast-math or -funsafe-math-optimizations is in use.
9511 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9515 * config/avr/avr.c (notice_update_cc): Only set condition code for
9516 ashrqi3 if shift count > 0.
9517 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9518 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9519 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9520 count <= 0 as a no-op, and shift count >= width by copying zero
9521 or sign bit to all bits of the result.
9522 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9523 count, with attribute "length" set to 0 and "cc" set to "none".
9525 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9527 * doc/invoke.texi: Document -mTLS.
9529 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9530 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9531 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9532 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9533 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9534 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9535 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9536 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9538 * configure.ac: Check for a TLS capable gas.
9540 * configure: Regenerate.
9542 2005-01-26 Richard Henderson <rth@redhat.com>
9545 * combine.c (make_field_assignment): Simplify store to zero_extract
9546 from a source with an overlapping mask.
9548 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9550 2004-11-11 Eric Christopher <echristo@redhat.com>
9552 * config/frv/frv.md: Add fr400_integer automaton. Don't
9553 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9556 2005-01-26 Steven Bosscher <stevenb@suse.de>
9559 * cfgbuild.c (make_edges): Do not clear or set
9560 current_function_has_computed_jump.
9561 * function.h (struct function): Remove the has_computed_jump field.
9562 (current_function_has_computed_jump): Do not define.
9563 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9564 in a computed jump. Ignore current_function_has_computed_jump.
9566 2005-01-26 Richard Henderson <rth@redhat.com>
9569 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9570 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9572 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9573 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9574 objects into static storage if they have more than one non-zero value.
9575 * tree.h (categorize_ctor_elements): Update decl.
9577 2005-01-26 Steven Bosscher <stevenb@suse.de>
9580 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9581 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9582 to this function from 2004-07-10.
9583 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9584 the current function for tail call optimizations if the address
9585 of one of it its arguments is taken.
9587 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9589 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9591 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9593 * function.c (expand_function_end): If current_function_calls_alloca,
9594 emit stack restore in a place that is reached when the function falls
9597 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9599 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9600 rule to avoid matching inappropriate suffix rule.
9602 2005-01-26 Jan Hubicka <jh@suse.cz>
9604 PR tree-optimization/19241
9605 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9607 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9609 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9610 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9612 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9613 <sim*>: Always use crt1.o, regardless of N in simN.
9614 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9615 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9616 (CRT_CALL_STATIC_FUNCTION): Remove.
9617 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9618 use crt1.o, regardless of N in simN.
9619 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9620 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9621 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9622 case isystem setting.
9623 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9625 2005-01-25 Ian Lance Taylor <ian@airs.com>
9627 * gimple-low.c (block_may_fallthru): Correct handling of
9628 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9630 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9632 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9633 handlers to match indentation; nested under the mtune=* handler.
9634 Similar for mcpu= and march=.
9636 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9638 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9639 * config/mips/linux64.h (LIB_SPEC): Likewise.
9640 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9641 * config/sh/linux.h (LIB_SPEC): Likewise.
9643 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9645 * config/frv/frv.c (frv_legitimize_tls_address): New.
9646 (TARGET_HAVE_TLS): Define.
9647 (FRV_SYMBOL_REF_TLS_P): Define.
9648 (frv_override_options): Handle new register classes.
9649 (frv_legitimate_address_p): Reject tls addresses.
9650 (frv_legitimize_address): Handle TLS addresses.
9651 (gen_inlined_tls_plt): New.
9653 (frv_legitimize_tls_address): New.
9654 (unspec_got_name): Add TLS entries.
9655 (got12_operand): Add R_FRV_TLSMOFF12 case.
9656 (frv_emit_move): Fixup TLS addresses.
9657 (frv_emit_movsi): Legitimize TLS addresses.
9659 * config/frv/frv.h (MASK_BIG_TLS): New.
9660 (TARGET_BIG_TLS): New.
9661 (HAVE_AS_TLS): Define.
9662 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9663 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9664 (REG_CLASS_NAMES): Same.
9665 (REG_CLASS_CONTENTS): Same.
9666 (CONSTRAINT_LEN): New.
9667 (REG_CLASS_FROM_CONSTRAINT): New.
9668 (PREDICATE_CODES): Add symbolic_operand.
9670 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9671 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9672 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9673 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9674 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9675 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9676 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9677 GR9_REG, GR14_REG, LRREG.
9678 (type): Add load_or_call attribute.
9679 ("load_or_call"): New reservation.
9680 ("call_gettlsoff"): New.
9681 ("tls_indirect_call"): New.
9682 ("tls_load_gottlsoff12"): New.
9683 ("tlsoff_hilo"): New.
9684 ("tls_tlsdesc_ldd"): New.
9685 ("tls_tlsoff_ld"): New.
9688 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9690 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9692 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9693 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9694 * config/frv/frv.c (TLS_BIAS): Define.
9695 (frv_output_dwarf_dtprel): New.
9697 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9699 PR rtl-optimization/19579
9700 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9701 both A and B, see if they don't clobber registers the other expr uses.
9703 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9705 * real.c (do_add): Initialize signalling and canonical members.
9707 * real.c (real_from_integer): Zero out destination.
9709 2005-01-18 Jan Hubicka <jh@suse.cz>
9711 PR tree-optimize/19337
9712 * tree-inline.c (initialize_inlined_parameters): Copy
9713 saved_static_chain_decl only.
9715 2005-01-25 Richard Henderson <rth@redhat.com>
9719 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9720 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9721 80387 enabled, to return a proper subclass. Return the subset that
9722 overlaps with GENERAL_REGS for PLUS.
9723 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9725 2005-01-25 Richard Henderson <rth@redhat.com>
9728 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9730 2005-01-25 Roger Sayle <roger@eyesopen.com>
9732 * expmed.c (choose_multiplier): Change interface to return the
9733 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9734 (expand_divmod): Update calls to choose_multiplier.
9736 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9739 * expmed.c (extract_bit_field): Use adjust_address instead of
9740 gen_lowpart when op0 is a MEM.
9742 2005-01-24 Steven Bosscher <stevenb@suse.de>
9744 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9746 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9748 * config/mips/irix-csr.c: New file.
9749 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9750 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9751 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9754 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9757 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9758 sparc/elf.h, add sparc/sp-elf.h.
9759 (sparc-*-rtems*): Likewise.
9760 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9761 tm-dwarf2.h, add sparc/sp-elf.h.
9762 (sparc86x-*-elf): Likewise.
9763 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9764 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9765 TARGET_OS_CPP_BUILTINS.
9766 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9767 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9769 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9770 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9771 (SWITCH_TAKES_ARG): Likewise.
9772 (LOCAL_LABEL_PREFIX): Likewise.
9773 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9774 (TARGET_N_FORMAT_TYPES): Delete.
9775 (TARGET_FORMAT_TYPES): Likewise.
9776 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9777 * config/sparc/elf.h: Delete.
9778 * config/sparc/sp-elf.h: New file.
9780 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9782 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9783 * tree-flow.h: Remove the corresponding prototype.
9784 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9785 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9787 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9790 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9791 for AIX ABI or ELF -fPIC.
9792 (rs6000_emit_load_toc_table): Don't create toc_section here.
9793 (rs6000_xcoff_file_start): Nor here.
9795 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9797 * sh.c (ra.h): Don't #include.
9798 (hard_regs_intersect_p): New function, resurrected from ra.c.
9800 * sh.c: Fix 1996 Copyright.
9802 2005-01-24 Richard Henderson <rth@redhat.com>
9803 Aldy Hernandez <aldyh@redhat.com>
9805 * regrename.c (note_sets): Handle subregs.
9807 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9810 * genconditions.c (write_header, write_conditions): Elide file if
9813 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9815 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9816 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9819 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9821 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9822 expand_builtin_printf, expand_builtin_fprintf,
9823 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9824 checking against POINTER_TYPE.
9825 (validate_arglist): Handle POINTER_TYPE code by checking
9828 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9830 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9832 (for_each_rtx): Call for_each_rtx_1.
9833 * rtl.h (init_rtlanal): Declare.
9834 * toplev.c (backend_init): Call init_rtlanal.
9836 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9838 * flow.c (propagate_one_insn): Formatting.
9841 * flow.c (libcall_dead_p): Be more conservative if unsure.
9842 If there are any instructions between insn and call, see if they are
9843 all dead before saying the libcall is dead.
9845 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9847 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9848 operand constraint for operand 0.
9850 2005-01-23 Richard Henderson <rth@redhat.com>
9853 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9854 edges leading to join block.
9856 2005-01-23 Roger Sayle <roger@eyesopen.com>
9858 * expmed.c (expand_mult_highpart): Make static. Change type of
9859 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9860 (expand_divmod): Updates calls to expand_mult_highpart by using
9861 gen_int_mode to pass a CONST_INT rtx.
9862 * rtl.h (expand_mult_highpart): Remove prototype.
9864 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9866 * flow.c (regset_bytes, regset_size): Remove.
9868 * cfganal.c: Fix a reference to Harvey's paper.
9870 2005-01-23 Steven Bosscher <stevenb@suse.de>
9872 PR rtl-optimization/19464
9873 * tree-optimize.c (init_tree_optimization_passes): Add one more
9874 copyrename pass just before out-of-ssa.
9876 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9879 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9880 * ggc-none.c (ggc_free): Define.
9882 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9884 * cse.c (max_reg, max_insn_uid): Remove.
9885 (cse_main): Don't access max_reg or max_insn_uid.
9887 * c-common.c (explicit_flag_signed_bitfields,
9888 lang_statement_code_p, lang_expand_function_end): Remove.
9889 * c-common.h: Remove the corresponding declarations.
9890 * c-opts.c (c_common_handle_option): Remove all write access
9891 to explicit_flag_signed_bitfields.
9893 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9894 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9895 * cgraph.h: Remove the corresponding declaration.
9897 * gcse.c (null_pointer_info): Remove.
9899 2005-01-23 Roger Sayle <roger@eyesopen.com>
9900 Eric Botcazou <ebotcazou@libertysurf.fr>
9902 * combine.c (simplify_logical): Only simplify logical expressions
9903 of the form ior(and(x,y),z) by the inverse distributive law if the
9904 result is cheaper than the original.
9906 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9908 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9909 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9910 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9911 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9912 config/freebsd-spec.h, config/arm/arm.h,
9913 config/h8300/h8300.md, config/i386/i386.md,
9914 config/i386/predicates.md, config/i386/sse.md,
9915 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9916 config/vax/vax.md: Fix comment typos. Follow spelling
9919 2005-01-23 Steven Bosscher <stevenb@suse.de>
9921 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9922 tests, instead of `less than'.
9924 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9926 * function.c (assign_parm_setup_block): When creating a new stack slot
9927 for a parameter, get its alignment from the parameter's DECL_ALIGN
9928 rather than the type's TYPE_ALIGN. Make sure that the parameter
9929 is at least word aligned.
9931 2005-01-22 Roger Sayle <roger@eyesopen.com>
9934 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9936 2005-01-22 Richard Henderson <rth@redhat.com>
9939 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9940 in both compare operands.
9941 (movdfcc_1_sse_max): Likewise.
9942 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9943 (movdfcc_1_sse): Likewise.
9944 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9945 scratch register as needed.
9947 2005-01-22 Richard Henderson <rth@redhat.com>
9949 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9951 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9953 2005-01-22 Richard Henderson <rth@redhat.com>
9955 * genopinit.c (optabs): Use smin/smax for floating point too.
9956 * doc/md.texi: Update to match. Clarify that floating point
9957 results are undefined for +0/-0 and NaN.
9958 * doc/rtl.texi: Likewise.
9959 * rtl.def (SMIN, SMAX): Likewise
9960 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9962 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9963 leading 's' to the name.
9964 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9965 smaxxf3, sminxf3): Likewise.
9966 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9969 2005-01-22 Paul Brook <paul@codesourcery.com>
9971 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9973 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9975 * config/s390/s390.c (struct processor_costs): New fields
9976 dlgr, dlr, dr, dsgfr, dsgr.
9977 (z900_cost, z990_cost): Values for new fields.
9978 (s390_rtx_costs): New cases MEM und COMPARE in switch
9979 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9980 DIV, MOD, UDIV, UMOD.
9982 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9984 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9985 into the register being decremented.
9986 ("doloop_si31", "doloop_di"): Likewise.
9987 ("*doloop_si_long"): Adapt pattern.
9989 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9991 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9993 (CLASS_MAX_NREGS): Likewise.
9995 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9997 * doc/tree-ssa.texi (Statement Operands): Add example for new
9998 must-def macro. Note deprecation of old operands interface.
10000 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10002 PR tree-optimization/19484
10003 * tree-cfg.c (remove_fallthru_edge): New function.
10004 (cleanup_control_flow): Remove fallthru edges from calls that are
10005 now known not to return.
10007 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10009 Fix PR tree-optimization/19038
10010 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10011 copies with loop variant ones.
10013 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10015 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10016 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10017 config/alpha/alpha.md, config/alpha/predicates.md,
10018 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10019 config/sparc/sol2.h: Update copyright.
10021 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10022 first label to see if it is a nonlocal label.
10024 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10025 Andrew Pinski <pinskia@physics.uc.edu>
10028 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10029 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10031 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10033 * config/rs6000/rtems.h: Update copyright.
10035 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10038 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10039 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10040 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10042 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10045 * c-typeck.c (convert_arguments): Check for error_mark_node.
10047 2005-01-21 Ian Lance Taylor <ian@airs.com>
10049 PR tree-optimization/13000
10050 * tree-inline.c: Include "tree-flow.h".
10051 (expand_call_inline): If warn_return_type, warn if non-void inline
10052 function falls through.
10053 * tree-cfg.c (execute_warn_function_return): Don't warn about
10054 control reaching end if TREE_NO_WARNING is set. Set
10056 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10058 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10059 branch if we don't need one.
10060 * c-typeck.c: Include "tree-flow.h"
10061 (c_finish_bc_stmt): Don't add a goto if the current statement
10062 list doesn't fall through to the current point.
10064 2005-01-21 Roger Sayle <roger@eyesopen.com>
10066 PR rtl-optimization/576
10067 * real.c (real_arithmetic): Change return type from void to bool
10068 to return an indication that the result may be inexact.
10069 * real.h (real_arithmeric): Update prototype.
10070 * fold-const.c (const_binop): Don't constant fold floating
10071 point expressions when the user specifies -frounding-math and
10072 the result may depend upon the run-time rounding mode.
10073 (fold_convert_const_real_from_real): Clean-up.
10074 (fold_initializer): Ignore flag_rounding_math for initializers.
10075 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10076 constant fold FP operations with flag_rounding_math if the
10077 result may depend upon the run-time rounding mode.
10079 2005-01-21 Tom Tromey <tromey@redhat.com>
10081 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10083 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10085 * tree-cfg.c: Fix comment typos.
10087 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10089 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10090 around the call to rest_of_handle_branch_target_load_optimize.
10092 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10094 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10095 (sparc64-*-openbsd*): Likewise.
10096 (sparclite-*-elf*): Include tm-dwarf2.h.
10097 (sparc86x-*-elf*): Likewise.
10098 (sparc64-*-elf*): Likewise.
10099 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10100 (DBX_DEBUGGING_INFO): Likewise.
10101 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10102 (PREFERRED_DEBUGGING_TYPE): Likewise.
10103 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10104 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10105 (PREFERRED_DEBUGGING_TYPE): Likewise.
10106 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10107 (PREFERRED_DEBUGGING_TYPE): Likewise.
10108 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10110 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10113 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10115 2005-01-20 Paul Brook <paul@codesourcery.com>
10117 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10119 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10121 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10122 label is first in a sequence of labels.
10124 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10126 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10127 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10129 * doc/sourcebuild.texi (Test Directives): New.
10131 2005-01-20 Roger Sayle <roger@eyesopen.com>
10133 * real.c (real_floor): Don't leave the result uninitialized when
10134 mode is VOIDMode, but return the unrounded intermediate value.
10135 (real_ceil): Likewise.
10137 2005-01-20 Paul Brook <paul@codesourcery.com>
10139 * config/arm/arm.md (insv): Use gen_int_mode.
10141 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10143 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10144 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10145 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10146 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10147 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10149 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10152 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10153 fbreg, so we have to assume we can't.
10154 (loc_descriptor_from_tree_1): Ditto.
10155 (containing_function_has_frame_base): New function.
10156 (add_location_or_const_value_attribute): Use it.
10157 Also try to generate a frame_base from a single element location
10160 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10162 PR tree-optimization/15349
10163 * timevar.def (TV_TREE_MERGE_PHI): New.
10164 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10166 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10167 calls to tree_forwarder_block_p.
10168 (remove_forwarder_block_with_phi, merge_phi_nodes,
10169 gate_merge_phi, pass_merge_phi): New.
10170 * tree-optimize.c (init_tree_optimization_passes): Add
10172 * tree-pass.h: Add an extern for pass_merge_phi;
10174 2005-01-20 Richard Henderson <rth@redhat.com>
10177 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10178 (_mm_castps_pd, _mm_castps_si128): New.
10179 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10181 2005-01-20 Richard Henderson <rth@redhat.com>
10184 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10185 __builtin_ia32_vec_init_v2si.
10186 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10187 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10188 (ix86_init_mmx_sse_builtins): Create it.
10189 (ix86_expand_builtin): Expand it.
10190 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10191 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10192 (vec_extractv2si_0, vec_extractv2si_1): New.
10194 2005-01-20 Richard Henderson <rth@redhat.com>
10197 * config/i386/i386.c (ix86_expand_push): New.
10198 * config/i386/mmx.md (push<MMXMODE>1): New.
10199 * config/i386/sse.md (push<SSEMODE>1): New.
10200 * config/i386/i386-protos.h: Update.
10202 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10204 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10207 2005-01-20 Richard Henderson <rth@redhat.com>
10209 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10210 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10212 2005-01-19 Richard Henderson <rth@redhat.com>
10215 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10216 to V4SFmode in SSE1 fallback load path.
10218 2005-01-19 Richard Henderson <rth@redhat.com>
10220 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10221 in QImode expansion to ix86_expand_vector_set.
10222 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10224 2005-01-19 Richard Henderson <rth@redhat.com>
10227 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10228 subclass of the input class.
10229 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10230 Always true for cross-SSE1 classes. Rationalize conditionals.
10231 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10232 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10233 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10234 (movdi_2): Add MMX/SSE zeros.
10235 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10236 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10237 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10238 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10239 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10240 (zero_extendsidi2_rex64_1): Remove.
10241 (MOV0 peephole): Check GENERAL_REG_P.
10243 2005-01-19 Richard Henderson <rth@redhat.com>
10246 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10248 (ix86_expand_vector_extract): Likewise.
10250 2005-01-19 Richard Henderson <rth@redhat.com>
10252 PR middle-end/19304
10253 * expr.c (emit_move_change_mode): New argument force; use
10254 simplify_gen_subreg if true.
10255 (emit_move_via_alt_mode): Merge into ...
10256 (emit_move_via_integer): ... here.
10257 (emit_move_ccmode): Use emit_move_change_mode directly.
10259 2005-01-19 Richard Henderson <rth@redhat.com>
10262 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10263 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10264 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10266 (alpha_emit_set_const): Likewise. Make static.
10267 (alpha_emit_set_long_const): Make static.
10268 (alpha_extract_integer): Split out from alpha_expand_mov.
10269 (alpha_split_const_mov): Likewise.
10270 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10271 (alpha_legitimate_constant_p): New.
10272 * config/alpha/alpha-protos.h: Update.
10273 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10274 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10275 * config/alpha/alpha.md (movsi): Add n alternative.
10276 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10277 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10278 (splitters for all of the above): Use alpha_split_const_mov.
10279 * config/alpha/predicates.md (non_add_const_operand): New.
10280 (non_zero_const_operand): New.
10281 (input_operand): Use alpha_legitimate_constant_p after reload.
10283 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10285 PR tree-optimization/19038
10286 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10287 (add_candidate): Add ivs with increment in latch only if
10288 allow_ip_end_pos_p is true.
10289 (determine_iv_cost): Use empty_block_p.
10291 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10293 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10294 (compute_dominance_frontiers): Ditto.
10296 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10299 * config/sh/t-rtems: New.
10300 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10302 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10304 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10305 the offset of the selected field.
10307 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10309 * tree-cfg.c (remove_forwarder_block): Fix the check to
10310 prevent a nonlocal label from appearing in the middle of a
10313 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10315 PR rtl-optimization/19462
10316 * reorg.c (find_end_label): Create return insn only if
10317 current_function_epilogue_delay_list is empty.
10319 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10321 * doc/passes.texi: Remove paragraph mentioning new-ra.
10323 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10325 PR rtl-optimization/15139
10326 * combine.c: Include params.h.
10327 (count_rtxs): New function.
10328 (record_value_for_reg): If replace_rtx would replace at least
10329 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10330 (clobber (const_int 0)) instead of TEM.
10331 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10332 * params.h (MAX_LAST_VALUE_RTL): New.
10333 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10334 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10337 * c-typeck.c (digest_init): Only call build_vector if all constructor
10338 elements are *_CST nodes.
10339 * gimplify.c (gimplify_init_constructor): Likewise.
10341 PR middle-end/19164
10342 * c-typeck.c (digest_init): Only call build_vector if inside_init
10345 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10347 * toplev.c (init_asm_output): Remove dead #ifdef.
10349 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10351 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10353 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10355 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10356 accessing DECL_FUNCTION_CODE.
10357 * dojump.c (do_jump): Likewise.
10358 * gimplify.c (gimplify_call_expr): Likewise.
10359 * predict.c (expr_expected_value): Likewise.
10360 (strip_builtin_expect): Likewise.
10361 * tree-inline.c (estimate_num_insns_1): Likewise.
10362 * tree-ssa-loop-im.c (stmt_cost): Likewise
10363 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10364 (tree_expr_nonnegative_p): Likewise.
10366 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10368 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10369 variant of the load_pcrel_sym pattern.
10370 * config/sparc/sparc.md (P macro): Move to the top.
10371 (load_pcrel_sym): Macroize using P.
10372 (save_register_window): Likewise.
10374 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10376 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10377 ("sordered"): Same.
10379 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10382 * c-typeck.c (build_asm_expr): Strip nops off
10383 input memory operands.
10385 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10387 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10388 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10389 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10390 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10392 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10395 * config/i386/i386.c (override_options): If the 80387 is disabled,
10396 then do not return FP values using FP registers.
10398 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10400 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10401 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10402 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10403 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10404 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10405 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10406 output.h, postreload-gcse.c, postreload.c, recog.c,
10407 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10408 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10409 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10410 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10411 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10412 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10413 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10414 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10416 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10417 config/alpha/alpha.c, config/arm/vfp.md,
10418 config/i386/emmintrin.h, config/i386/i386-modes.def,
10419 config/i386/i386-protos.h, config/i386/i386.h,
10420 config/i386/pmmintrin.h, config/i386/ppro.md,
10421 config/i386/predicates.md, config/i386/xmmintrin.h,
10422 config/i860/i860.c, config/ia64/ia64-modes.def,
10423 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10424 config/ia64/ia64.md, config/ia64/itanium1.md,
10425 config/ia64/itanium2.md, config/ia64/predicates.md,
10426 config/iq2000/iq2000.h, config/mips/linux64.h,
10427 config/rs6000/aix41.h, config/rs6000/aix43.h,
10428 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10429 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10430 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10431 config/sparc/linux64.h, config/sparc/litecoff.h,
10432 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10433 config/sparc/sparc.h, config/sparc/sparc.md,
10434 config/sparc/sysv4-only.h: Update copyright.
10436 2005-01-18 Richard Henderson <rth@redhat.com>
10439 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10441 2005-01-18 Marc Espie <espie@openbsd.org>
10442 * config/i386/openbsdelf.h: Typo.
10444 2005-01-18 Richard Henderson <rth@redhat.com>
10446 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10447 special case for sse.
10448 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10450 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10452 * tree-inline.c (estimate_num_insns_1): Added cases for
10453 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10455 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10457 PR rtl-optimization/19296
10458 * combine.c (simplify_comparison): Rewrite the condition under
10459 which a non-paradoxical SUBREG of a PLUS can be lifted when
10460 compared against a constant.
10462 2005-01-18 Andi Kleen <ak@muc.de>
10464 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10465 * c.opt (-Wpointer-sign): Add.
10466 * doc/invoke.texi: (-Wpointer-sign): Add.
10468 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10470 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10471 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10472 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10473 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10474 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10475 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10476 for TARGET_MIX_SSE_I387.
10477 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10478 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10479 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10480 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10481 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10482 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10483 TARGET_MIX_SSE_I387.
10484 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10487 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10490 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10491 Add movaps alternative for xmm reg->reg move.
10493 2005-01-17 Jeff Law <law@redhat.com>
10495 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10496 at the end of the main DOM loop rather than just before DOM exits.
10498 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10500 PR tree-optimization/19121
10501 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10502 adding aliases to a name tag, also add them to the pointer's
10504 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10505 sensitive alias info at all. Only check that the two pointers
10506 have compatible pointed-to sets.
10507 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10508 a pointer's type tag is a superset of the alias set of the
10509 pointer's name tag.
10511 2005-01-17 James E Wilson <wilson@specifixinc.com>
10514 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10515 comment to document why.
10517 2005-01-17 Richard Henderson <rth@redhat.com>
10519 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10520 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10521 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10522 sse2_vmsminv2df3_finite): New.
10523 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10524 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10525 Force op1 into register.
10527 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10529 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10530 bubblestrap from always rebuilding build directory.
10532 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10534 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10535 ("*cmpmem_short"): Likewise.
10537 2005-01-17 Steven Bosscher <stevenb@suse.de>
10539 * basic-block.h: Document BB_* flags.
10540 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10541 use an sbitmap instead.
10542 * sched-rgn.c (compute_trg_info): Likewise.
10544 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10546 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10547 redundant target_cpu_default and extra_parts lines. Use the default
10549 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10550 (SUBTARGET_EXTRA_SPECS): Delete.
10551 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10552 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10553 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10554 and "n32" for -mabi=n32.
10556 2005-01-17 Ian Lance Taylor <ian@airs.com>
10559 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10560 fold constant variables into initial values.
10562 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10564 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10566 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10567 through the statements backward.
10569 2005-01-17 Ian Lance Taylor <ian@airs.com>
10571 PR middle-end/13127:
10572 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10573 a variable set to the return value of the inlined function.
10575 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10577 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10578 when modes are tieable.
10580 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10582 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10583 of pthread_create to find out if threads are enabled.
10584 * gthr-posix95.h (__gthread_active_p): Likewise.
10586 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10588 * common.opt (-fnew-ra): Remove.
10590 * toplev.h (flag_new_regalloc): Remove.
10591 * Makefile.in (ra*.*): Don't mention.
10592 * passes.c (rest_of_handle_new_regalloc): Remove.
10593 (rest_of_handle_combine, rest_of_compilation): Always consider
10594 flag_new_regalloc as false.
10595 * doc/invoke.texi: Don't document -fnew-ra.
10597 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10599 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10600 last parameter to reg_scan.
10601 * loop.c (loop_optimize): Likewise.
10602 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10603 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10604 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10605 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10606 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10607 * regclass.c (reg_scan): Likewise, for the declaration.
10608 * rtl.h (reg_scan): Likewise, for the prototype.
10610 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10612 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10613 mark_dfs_back_edges.
10615 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10617 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10618 (compute_avail): Uses don't go in tmp_gen.
10620 2005-01-16 Steven Bosscher <stevenb@suse.de>
10622 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10623 loop to look for a free slot in a page entry.
10625 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10628 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10629 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10630 just before targetm.asm_out.file_end.
10631 * tree.h (process_pending_assemble_output_defs): Declare.
10632 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10634 (assemble_alias): Defer generation of assembly code for defines when
10635 TARGET_DEFERRED_OUTPUT_DEFS is true.
10636 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10637 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10638 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10640 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10643 * pa.c (pa_scalar_mode_supported_p): New function.
10644 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10645 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10647 * pa-protos.h (prefetch_operand): Delete.
10648 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10649 * pa.c (prefetch_operand): Delete.
10650 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10651 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10652 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10653 and prefetch_nocc_operand.
10654 * pa.md (prefetch): Rework to avoid reload problems handling short
10655 displacements when a cache control completer needs to be provided.
10656 (prefetch_32, prefetch_64): Delete.
10657 (prefetch_cc, prefetch_nocc): New patterns.
10659 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10661 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10663 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10666 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10667 exceeds maximum alignment for global common data.
10668 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10669 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10671 2004-01-15 Roger Sayle <roger@eyesopen.com>
10673 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10675 2004-01-15 Roger Sayle <roger@eyesopen.com>
10677 * harg-reg-set.h (reg_class_names): Prototype global array.
10678 * regclass.c (reg_class_names): Declare here and initialize to
10680 (dump_regclass): Remove local declaration of reg_class_names.
10681 (regclass): Likewise.
10682 * cfg.c (dump_flow_info): Likewise.
10683 * ra-debug.c (reg_class_names): Likewise.
10684 * regrename.c (reg_class_names): Likewise.
10685 * reload.c (reg_class_names): Likewise.
10686 * reload1.c (spill_failure): Likewise.
10687 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10689 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10691 * config/s390/s390.md ("reload_outti"): Remove predicate for
10692 output operand. Abort if operand is not a MEM.
10693 ("reload_outdi", "reload_outdf"): Likewise.
10695 2005-01-15 Marc Espie <espie@openbsd.org>
10697 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10698 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10699 * config/openbsd.h: Fix C++ includes for native configurations.
10700 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10701 Add trampoline support.
10702 * config/i386/openbsdelf.h: New.
10704 2005-01-15 Marc Espie <espie@openbsd.org>
10706 * collect2.c (main): Explicitly parse -dynamic-linker option.
10708 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10710 PR tree-optimization/19060
10711 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10712 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10713 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10714 and handle extract_range_from_cond returning false.
10715 * fold-const.c (fold): Optimize comparisons with min/max even for
10716 width > HOST_BITS_PER_WIDE_INT.
10718 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10720 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10721 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10722 Remove little endian multilib variants.
10723 Add mips32 multilib variant.
10725 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10727 * explow.c (copy_all_reg, stabilize): Remove.
10728 * expr.h: Remove the corresponding prototypes.
10730 * rtlanal.c (regs_set_between_p): Remove.
10731 * rtl.h: Remove the corresponding prototype.
10733 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10735 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10736 to rs6000_nonimmediate_operand.
10737 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10738 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10739 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10740 rs6000_nonimmediate_operand.
10741 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10742 rs6000_nonimmediate_operand.
10744 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10746 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10748 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10750 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10752 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10753 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10755 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10756 (rs6k_nonimmediate_operand): New.
10757 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10759 (legitimate_lo_sum_address_p): Same.
10760 (rs6000_legitimize_address): Same.
10761 (rs6000_legitimize_reload_address): Same.
10762 (rs6000_legitimate_address): Same.
10763 (spe_build_register_parallel): Pass DF and DC modes in a DI
10766 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10767 to rs6k_nonimmediate_operand.
10769 * config/rs6000/spe.md ("*frob_df_di"): New.
10770 ("*frob_di_df"): New.
10771 ("*frob_di_df_2"): New.
10772 ("*mov_sidf_e500_subreg0"): New.
10773 ("*mov_sidf_e500_subreg4"): New.
10774 ("*movdf_e500_double"): Change predicate to
10775 rs6k_nonimmediate_operand.
10777 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10779 * postreload.c (move2add_note_store): Only call
10780 trunc_int_for_mode on scalar integers.
10782 2005-01-14 Steven Bosscher <stevenb@suse.de>
10784 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10785 replace BB_VISITED uses.
10786 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10787 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10788 (tree_dce_done): Free visited_control_parents.
10789 (perform_tree_ssa_dce): Allocate and clear it.
10790 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10791 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10792 instead of BB_VISITED.
10794 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10796 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10797 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10798 Remove unused prototypes.
10800 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10802 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10803 64-bit register usage.
10804 (spe_func_has_64bit_regs_p): Add FIXME note.
10806 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10808 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10809 flag_finite_math_only with flag_unsafe_math_optimizations.
10811 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10813 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10814 end-of-stack check.
10815 (__tpf_eh_return): Copy TPF private stack area from the module
10816 boundary stack frame. Add check for when module addresses are
10817 equal, but no stub address is found.
10819 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10822 * arm.h (struct machine_function): Add call_via field.
10823 (thumb_call_via_label): Declare.
10824 * arm.c (thumb_call_via_label): New variable.
10825 (thumb_call_reg_needed): New variable.
10826 (arm_output_function_epilogue): For Thumb code, output any per-function
10827 call-indirect trampolines.
10828 (thumb_call_via_reg): New function.
10829 (arm_file_end): New function.
10830 (TARGET_ASM_FILE_END): Call arm_file_end.
10831 (aof_file_end): Likewise.
10832 * arm-protos.h (thumb_call_via_reg): Declare.
10833 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10834 thumb_call_via_reg in normal case.
10836 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10838 PR middle-end/19084
10839 PR rtl-optimization/19348
10840 * recog.c (peephole2_optimize): Do global life update if some peephole
10841 decides it doesn't need at least one of its inputs and that change
10842 influences liveness at the start of the basic block.
10844 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10845 arguments instead of 1.
10847 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10849 PR middle-end/18820
10850 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10851 zero for nested functions needing a static chain or functions
10852 with a non-constant address.
10854 2005-01-13 Roger Sayle <roger@eyesopen.com>
10856 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10857 (and (sign_extend X) C) into (zero_extend (and X C)).
10859 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10861 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10863 2005-01-13 Richard Henderson <rth@redhat.com>
10868 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10869 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10870 not just TARGET_SSE.
10871 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10872 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10873 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10874 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10875 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10876 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10877 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10878 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10879 (movdicc_c_rex64): Rename with '*'.
10880 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10881 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10882 (movsfcc_1_387): Rename from movsfcc_1.
10883 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10884 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10885 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10886 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10887 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10888 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10889 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10890 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10891 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10892 sse_movdfcc_const0_4): Remove.
10893 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10894 recognize min/max early. Update for changed sse cmove patterns.
10895 (ix86_split_sse_movcc): New.
10896 * config/i386/i386-protos.h: Update.
10898 2005-01-13 Steven Bosscher <stevenb@suse.de>
10900 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10901 (fix_stmt_v_may_defs): Likewise.
10903 2005-01-13 Richard Henderson <rth@redhat.com>
10905 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10906 for converting the mask.
10908 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10910 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10913 2005-01-13 Richard Henderson <rth@redhat.com>
10915 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10916 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10917 IX86_BUILTIN_MOVDQ2Q): Remove.
10918 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10919 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10920 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10922 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10923 (sse2_pextrw): Fix immediate constraint.
10924 (sse2_loadq, sse2_loadq_rex64): Remove.
10925 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10926 Use __builtin_ia32_vec_ext_<size>.
10927 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10929 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10931 * function.c (assign_parm_setup_block): Look inside original
10932 entry_parm when inspecting PARALLEL.
10934 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10935 Joel Sherrill <joel@oarcorp.com>
10938 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10939 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10940 rtems_gxx_recursive_mutex_init.
10941 (__gthread_recursive_mutex_lock): New function.
10942 (__gthread_recursive_mutex_trylock): Likewise.
10943 (__gthread_recursive_mutex_unlock): Likewise.
10945 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10947 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10949 2005-01-13 Jan Beulich <jbeulich@novell.com>
10951 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10952 (ashrti3_internal): Indicate output is early clobber. Generate result
10953 into output rather than first input. Use move for low word of output
10954 if shift count is exactly 64.
10955 (lshrti3_internal): Likewise.
10957 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10961 * reload1.c (delete_output_reload): Don't delete an output reload
10962 if the pseudo lives longer than a single basic block. Adjust and
10963 improve wording of comment.
10965 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10968 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10969 of TYPE_SIZE where we mean the number of bytes.
10971 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10973 * function.c (assign_parm_setup_block): Relax condition on
10974 multi-register optimization.
10976 2005-01-12 Nick Clifton <nickc@redhat.com>
10978 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10979 an "in_delay_slot" attribute of "no" to prevent them being used in
10980 delay slots. This is forbidden because they might generate
10983 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10986 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10987 with r->Y and Y->r.
10989 2005-01-12 Nick Clifton <nickc@redhat.com>
10991 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10992 passed on to GAS) but do not define, as GAS no longer supports or
10993 needs the -m2000 option.
10995 2005-01-11 Roger Sayle <roger@eyesopen.com>
10997 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10998 type as args of unprototyped builtins aren't automatically promoted.
10999 (fold_builtin_abs): Likewise.
11001 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11003 * Makefile.in: Set a `build-warn' variable.
11005 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11007 PR tree-optimization/17949
11008 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11009 (find_interesting_uses_address): Use it.
11011 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11013 * regrename.c (kill_value): Handle subreg's that won't simplify.
11015 2005-01-11 Richard Henderson <rth@redhat.com>
11018 * config/i386/i386.h (enum ix86_builtins): Move ...
11019 * config/i386/i386.c: ... here.
11020 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11021 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11022 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11023 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11024 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11025 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11026 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11027 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11028 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11029 IX86_BUILTIN_LOADDDUP): Remove.
11030 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11031 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11032 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11033 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11034 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11035 (ix86_init_builtins): Make static.
11036 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11037 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11038 if all the modes match. Otherwise, fake it.
11039 (get_element_number, ix86_expand_vec_init_builtin,
11040 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11041 (ix86_expand_builtin): Make static. Update for changed builtins.
11042 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11043 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11044 (ix86_expand_vector_init_duplicate): New.
11045 (ix86_expand_vector_init_low_nonzero): New.
11046 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11047 Split out from ix86_expand_vector_init; handle integer modes.
11048 (ix86_expand_vector_init): Use them.
11049 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11050 * config/i386/i386-protos.h: Update.
11051 * config/i386/predicates.md (reg_or_0_operand): New.
11052 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11053 (movv2sf_internal): Likewise. And a splitter to match them all.
11054 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11055 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11056 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11057 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11058 (mmx_pinsrw): Fix operand ordering.
11059 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11060 rather than sse_loadss expander.
11061 (movv2df splitter): Similarly.
11062 (sse_loadss, sse_loadlss): Remove.
11063 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11064 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11065 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11066 (sse3_movddup): Rename with '*'.
11067 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11068 (sse2_loadsd): Remove.
11069 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11070 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11071 (sse2_pinsrw): Fix argument ordering.
11072 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11073 (sse2_stored): Remove 'r' destination.
11074 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11075 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11076 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11077 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11078 vec_extractv16qi, vec_initv16qi): New.
11080 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11081 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11082 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11084 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11085 (_mm_load_si128, _mm_store_si128): Likewise.
11086 (_mm_load1_pd): Use _mm_set1_pd.
11087 (_mm_load_sd): Use _mm_set_sd.
11088 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11089 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11090 (_mm_set_epi64): Use _mm_set_epi64x.
11091 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11092 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11093 _mm_setr_epi8): Use _mm_set_foo form.
11094 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11095 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11096 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11097 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11098 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11099 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11100 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11101 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11102 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11103 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11104 (_mm_movedup_pd): Use _mm_shuffle_pd.
11105 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11106 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11107 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11108 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11109 Use _mm_setzero_ps.
11110 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11111 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11112 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11113 (_mm_store_ps): Use raw dereference.
11114 (_mm_store1_ps): Use _mm_storeu_ps.
11115 (_mm_storer_ps): Use _mm_store_ps.
11116 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11117 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11119 2005-01-11 Stan Shebs <shebs@apple.com>
11121 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11122 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11124 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11127 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11128 Skip all DECLs except for FIELD_DECLs.
11130 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11132 * config/s390/s390.c (override_options): Return error if
11133 -mbackchain, -mpacked-stack and -mhard-float are used together.
11134 (s390_va_start): Remove the backchain && packed-stack special case.
11135 (s390_gimplify_va_arg): Likewise.
11136 * doc/invoke.texi: Remove the ABI incompatibility note.
11138 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11140 * config/s390/s390.c (struct s390_frame_layout): Remove
11142 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11143 save_backchain_p with TARGET_BACKCHAIN.
11145 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11148 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11149 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11150 * function.c (locate_and_pad_parm): Set new field.
11151 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11152 Tweak where_pad test to include "none". Always set mem align for
11154 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11155 not sufficient for type.
11156 (assign_parm_setup_block): If stack_parm is zero on entry, always
11157 make a new stack local. Block move old stack parm if necessary
11158 to new aligned stack local.
11159 (assign_parm_setup_stack): Use a block move to handle
11160 potentially misaligned entry_parm.
11161 (assign_parms_unsplit_complex): Specify required alignment when
11162 creating stack local.
11163 * calls.c (compute_argument_addresses): Override alignment of stack
11164 arg calculated from its type with the alignment given by
11165 FUNCTION_ARG_BOUNDARY.
11166 (store_one_arg): Likewise.
11168 2005-01-11 Jan Beulich <jbeulich@novell.com>
11170 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11171 Change respective itanium_class attribute to ialu.
11172 (shladdp4_internal): New.
11173 * config/ia64/predicates.md (shladd_log2_operand): New.
11175 2005-01-11 Richard Henderson <rth@redhat.com>
11177 * expr.c (store_constructor): Use rtvec_alloc instead of
11178 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11180 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11182 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11184 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11186 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11187 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11188 (TARGET_RWRELOC): Define.
11189 (ia64_rwreloc_section_type_flags): Delete.
11190 (ia64_section_type_flags): New function.
11191 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11192 (TARGET_RWRELOC): Define.
11194 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11197 * config/ia64/ia64.c (process_set): For alloc insn, only call
11198 process_epilogue is !frame_pointer_needed.
11200 2005-01-10 Roger Sayle <roger@eyesopen.com>
11203 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11204 unary operator and can't be treated as a binary/comparison operator.
11206 2005-01-10 Richard Henderson <rth@redhat.com>
11208 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11209 (ix86_return_in_memory): Likewise.
11210 (function_arg_advance): Likewise. Mirror structure in function_arg
11211 for choosing register to advance.
11213 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11215 * tree-vectorizer.c, tree.def: Fix comment typos.
11217 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11219 * config/s390/s390.c (struct processor_costs): 4 new fields:
11220 ddbr, ddr, debr, der.
11221 (s390_rtx_costs): More precise handling of divide instructions.
11223 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11225 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11227 2005-01-10 Jan Beulich <jbeulich@novell.com>
11229 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11230 names resulting from -ffunction-sections/-fdata-sections and linkonce
11232 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11233 based on the section name. Rearrange the section name comparison logic
11234 slightly so that each section name is compared against at most once.
11236 2005-01-10 Ben Elliston <bje@au.ibm.com>
11238 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11239 targets for which -fPIC reduces limitations on the GOT size.
11241 2005-01-09 Falk Hueffner <falk@debian.org>
11243 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11246 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11249 * collect2.c (main): Set aixrtl_flag for -brtl option.
11250 (resolve_lib_name): Search for .so file extension before .a
11251 if aixrtl_flag set.
11253 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11255 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11256 (vect_analyze_data_refs_alignment): Add dump prints.
11258 2005-01-09 Ira Rosen <irar@il.ibm.com>
11260 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11261 expr_invariant_in_loop_p.
11262 Initialize outputs first thing in the function.
11263 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11264 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11265 (vect_analyze_pointer_ref_access): Check that the initial condition of
11266 the access function is loop invariant.
11268 2005-01-09 Richard Henderson <rth@redhat.com>
11270 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11271 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11272 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11273 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11274 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11275 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11276 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11277 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11278 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11279 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11280 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11281 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11282 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11283 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11284 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11285 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11286 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11287 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11288 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11289 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11290 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11291 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11292 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11294 (mmx_clrdi, pavgusb): Remove.
11295 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11296 with leading sse_ prefix.
11297 * config/i386/sse.md: Receive them.
11298 * config/i386/mmx.md: New file.
11299 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11300 (subrv2sf3): Turn into expander for normal subtraction.
11301 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11302 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11303 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11304 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11305 commutative; use ix86_binary_operator_ok.
11306 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11307 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11308 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11309 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11310 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11311 Macroize from existing patterns; use ix86_binary_operator_ok.
11312 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11313 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11314 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11315 with vec_select+vec_concat.
11316 (mmx_pshufw, mmx_pshufw_1): Likewise.
11317 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11318 (mmx_uavgv4hi3): Model correctly.
11319 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11320 _mm_xor_si64): Remove casts.
11322 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11324 PR tree-optimization/19224
11325 * tree-scalar-evolution.c (get_instantiated_value,
11326 set_instantiated_value): New functions.
11327 (instantiate_parameters_1): Cache the results.
11328 (instantiate_parameters, resolve_mixers): Initialize and free
11331 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11333 * config/i386/i386.md (addhi_4): Correct reference in comment.
11336 2005-01-08 Richard Henderson <rth@redhat.com>
11338 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11339 (_mm_cvtsi128_si64x): Likewise.
11340 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11341 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11342 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11343 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11344 * config/i386/i386-protos.h: Update.
11345 * config/i386/i386.c (print_operand): Add 'H'.
11346 (ix86_fixup_binary_operands): Split out from ...
11347 (ix86_expand_binary_operator): ... here.
11348 (ix86_fixup_binary_operands_no_copy): New.
11349 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11350 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11351 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11352 (safe_vector_operand): Use CONST0_RTX.
11353 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11354 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11355 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11356 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11358 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11359 (IX86_BUILTIN_CMPNGESS): New.
11360 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11361 (attr type): Add sselog1.
11362 (attr unit, attr memory): Handle it.
11363 (movti, movti_internal, movti_rex64): Move near other integer moves.
11364 (movtf, movtf_internal): Move near other fp moves.
11365 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11366 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11367 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11368 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11369 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11370 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11371 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11372 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11373 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11374 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11375 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11376 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11377 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11378 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11379 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11380 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11381 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11382 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11383 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11384 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11385 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11386 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11387 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11388 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11389 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11390 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11391 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11392 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11393 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11394 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11395 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11396 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11397 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11398 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11399 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11400 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11401 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11402 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11403 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11404 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11405 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11406 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11407 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11408 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11410 (SSEPUSH, push<SSEPUSH>): Remove.
11411 (MMXPUSH, push<MMXPUSH>): Remove.
11412 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11413 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11414 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11415 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11416 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11417 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11418 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11419 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11420 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11421 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11422 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11423 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11424 (ppro_sse_log_V4SF): Handle sselog1.
11425 * config/i386/predicates.md (const_0_to_1_operand): New.
11426 (const_0_to_255_mul_8_operand): New.
11427 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11428 (const_2_to_3_operand, const_4_to_7_operand): New.
11429 * config/i386/sse.md: New file.
11430 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11431 (sse_movups): Rename from sse_movups_1.
11432 (sse_loadlss): Rename from sse_loadss_1.
11433 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11435 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11436 (absv4sf2, negv2df, absv2df): New.
11437 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11438 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11439 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11440 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11441 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11442 (sse3_addsubv4sf3): Model correctly.
11443 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11444 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11445 (sse_movhlps): Model with vec_select+vec_concat.
11446 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11447 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11448 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11449 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11450 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11451 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11452 sse2_pshufhw_1): Likewise.
11453 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11454 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11455 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11456 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11457 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11458 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11459 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11460 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11461 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11462 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11463 sminv8hi3): Mark commutative
11464 operands. Use ix86_binary_operator_ok.
11465 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11466 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11467 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11468 sse2_punpcklqdq): Allow operand2 in memory.
11469 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11470 sse2_movsd): Add memory alternatives.
11471 (sse_storelps): Turn expander into an insn; split after reload.
11472 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11473 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11475 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11477 * configure.ac (DWARF-2 debug_line): Use objdump.
11478 * configure: Regenerate.
11480 2005-01-08 Jeff Law <law@redhat.com>
11481 Diego Novillo <dnovillo@redhat.com>
11483 PR tree-optimization/18241
11484 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11485 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11486 statements with volatile operands.
11487 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11488 operands after marking a statement with has_volatile_ops.
11490 2005-01-08 Roger Sayle <roger@eyesopen.com>
11492 * tree.c (int_fits_type_p): Always honor integer constant
11493 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11495 2005-01-08 Roger Sayle <roger@eyesopen.com>
11497 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11498 the latent bug in rtl_delete_block has been resolved.
11500 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11502 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11503 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11505 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11507 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11508 library as @multilib_dir@/$(SHLIB_SONAME).
11510 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11512 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11513 * configure: Regenerate.
11515 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11517 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11520 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11523 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11524 Convert non-word aligned offset address using ld/std into
11527 2005-01-07 Richard Henderson <rth@redhat.com>
11529 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11531 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11533 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11535 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11537 PR tree-optimization/19283
11538 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11539 is not shorter than the original type.
11541 PR rtl-optimization/19012
11542 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11544 PR rtl-optimization/18861
11545 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11546 (FULL_STATE): Define.
11547 (mark_tablejump_edge): New function.
11548 (purge_dead_tablejump_edges): New function.
11549 (find_bb_boundaries): Use it.
11551 PR tree-optimization/18828
11552 * builtins.c (expand_builtin_next_arg): Remove argument and all
11553 the argument checking.
11554 (expand_builtin): Adjust caller.
11555 (expand_builtin_va_start): Likewise. Remove error for too many
11557 (fold_builtin_next_arg): Issue error for too many arguments.
11558 After checking arguments, replace them with magic arguments that
11559 prevent further checking of the args.
11561 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11563 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11565 2005-01-06 Roger Sayle <roger@eyesopen.com>
11568 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11569 and %{.S:...} (and their negative variants) to test whether the
11570 input file is assembler or pre-processed-assembler independent of
11571 the actual filename extension.
11573 2005-01-06 Roger Sayle <roger@eyesopen.com>
11575 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11576 of sign or zero extended values.
11578 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11580 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11581 for IBM long double format correctly.
11583 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11585 Fix PR tree-optimization/18792
11587 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11588 to first_loop_depth, and use loop depth instead of loop number.
11589 (build_classic_dir_vector): Ditto.
11590 (compute_data_dependences_for_loop): Use depth, not loop number.
11591 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11592 number. Pass in loops, instead of loop numbers.
11593 (gather_interchange_stats): Ditto.
11594 (linear_transform_loops): Ditto.
11596 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11599 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11600 biv_fits_mode_p, extension_within_bounds_p): New functions.
11601 (check_ext_dependent_givs): Use them.
11603 2005-01-06 Roger Sayle <roger@eyesopen.com>
11605 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11606 more than one barrier, in which case we should delete them all.
11608 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11610 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11612 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11614 Fix PR middle-end/19286
11616 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11617 output this subprogram, simply ignore this attempt to do it again.
11618 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11619 origin attribute if it's not possible.
11620 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11621 (decls_for_scope): Ditto.
11622 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11623 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11625 2005-01-05 Richard Henderson <rth@redhat.com>
11628 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11629 (bdesc_2arg): Use it.
11630 (ix86_expand_binop_builtin): Force operands into registers
11632 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11633 ix86_expand_sse_compare, ix86_expand_sse_comi,
11634 ix86_expand_builtin): Likewise.
11636 2005-01-05 Richard Henderson <rth@redhat.com>
11638 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11640 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11641 (mulv4hi3): Set itanium_class mmmul.
11642 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11643 (fpack): Rename from fpack_sfsf.
11645 2005-01-05 Richard Henderson <rth@redhat.com>
11648 * reload1.c (do_input_reload): Restrict the optimization deleteing
11649 a previous output reload to RELOAD_FOR_INPUT.
11651 2005-01-05 Steven Bosscher <stevenb@suse.de>
11653 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11654 comment that we fall through after case.
11655 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11656 (distribute_links): Likewise.
11657 * cse.c (cse_insn): Likewise.
11658 * cselib.c (cselib_invalidate_mem): Likewise.
11659 * df.c: Update comments at the top of the file.
11660 (read_modify_subreg_p): Update comments here too.
11661 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11662 * flow.c (mark_set_1): Likewise.
11663 (mark_used_regs): Likewise.
11664 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11665 (canon_list_insert): Likewise.
11666 (mark_set): Likewise.
11667 (try_replace_reg): Likewise.
11668 (store_killed_in_insn): Likewise.
11669 * loop.c (count_one_set): Likewise.
11670 (basic_induction_var): Likewise.
11671 * postreload-gcse.c (find_mem_conflicts): Likewise.
11672 * postreload.c (reload_combine_note_store): Likewise.
11673 (move2add_note_store): Likewise.
11674 * reload.c (find_equiv_reg): Likewise.
11675 (mark_referenced_resources): Likewise.
11676 * rtlanal.c (set_noop_p): Likewise.
11677 (note_stores): Likewise.
11678 (note_uses): Likewise.
11679 * sched-deps.c (sched_analyze_1): Likewise.
11680 * sched-rgn.c (check_live_1): Likewise.
11681 (update_live_1): Likewise.
11682 * config/i860/i860.c: Likewise.
11684 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11686 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11688 * doc/rtl.texi: Update documentation for bit-fields and SET.
11690 2005-01-05 Roger Sayle <roger@eyesopen.com>
11692 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11694 2005-01-05 Jan Hubicka <jh@suse.cz>
11695 Richard Henderson <rth@redhat.com>
11698 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11701 2005-01-05 Richard Henderson <rth@redhat.com>
11704 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11705 (sse_shufps): Change operand 3 to const_int_operand.
11706 (sse2_storelps): Fix typo in template.
11707 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11708 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11709 (ix86_expand_builtin): Likewise.
11711 2005-01-05 Julian Brown <julian@codesourcery.com>
11713 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11714 as aggregates for AAPCS ABIs.
11716 2005-01-05 Stan Shebs <shebs@apple.com>
11718 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11719 Mach-O getters if ppc64.
11720 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11722 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11723 signed four-byte field for global code case.
11724 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11726 2005-01-05 Roger Sayle <roger@eyesopen.com>
11728 PR middle-end/19100
11729 * c-common.c: Include real.h.
11730 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11731 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11732 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11733 * Makefile.in (c-common.o): Update dependencies.
11735 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11737 * c-parse.in (asm_string): Add trailing semicolon.
11739 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11741 * c-parse.in (asm_string): New. Don't allow wide strings in
11743 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11744 asm_string instead of STRING.
11746 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11748 * c-typeck.c (constructor_no_implicit): Remove.
11749 (set_designator, process_init_element): Don't check
11750 constructor_no_implicit.
11752 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11753 Kaz Kojima <kkojima@gcc.gnu.org>
11756 * lcm.c (create_pre_exit): New.
11757 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11758 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11760 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11762 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11763 -msoft-float in target_float_switch.
11764 * arm.c (arm_override_options): Fix processing of target_float_switch.
11766 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11768 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11771 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11773 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11774 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11776 2005-01-04 Roger Sayle <roger@eyesopen.com>
11778 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11779 if deleting the then-block allows the test-block to fallthru to the
11782 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11785 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11786 after the full declaration if the are in two different TUs.
11788 2005-01-04 Richard Henderson <rth@redhat.com>
11791 * tree-sra.c (generate_one_element_init): Just
11792 call gimplify_and_add.
11793 (generate_element_init): Record the
11794 new referenced variables and mark them for renaming
11795 and split out to ...
11796 (generate_element_init_1): This.
11797 (scalarize_init): Don't call push_gimplify_context/
11798 pop_gimplify_context.
11800 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11802 * toplev.c (get_src_pwd): Handle failure of getpwd().
11804 2005-01-04 Roger Sayle <roger@eyesopen.com>
11806 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11808 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11809 all the cases handled by it are inverted by invert_truthvalue.
11811 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11813 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11814 (save_register_windowsi): Likewise.
11816 2005-01-04 Richard Henderson <rth@redhat.com>
11818 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11820 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11822 PR middle-end/17767
11823 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11824 any simplifications of vector mode comparison operators.
11825 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11827 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11828 Devang Patel <dpatel@apple.com>
11830 PR tree-optimization/18308
11831 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11832 the operands before creating a new expression.
11833 * dojump.c (do_jump): Make drop_through_label available
11834 for all cases. Add expansion of COND_EXPR.
11836 2005-01-04 Ira Rosen <irar@il.ibm.com>
11838 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11839 INTEGER_CST instead of TREE_CONSTANT.
11840 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11841 instead of TREE_CONSTANT.
11842 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11843 instead of TREE_CONSTANT.
11845 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11847 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11849 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11852 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11853 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11855 2005-01-03 Richard Henderson <rth@redhat.com>
11857 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11858 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11859 fold_convert_const_real_from_real): Split out from ...
11860 (fold_convert_const): ... here.
11862 2005-01-03 Richard Henderson <rth@redhat.com>
11865 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11866 (mov<MMXMODEI>_internal): Likewise.
11867 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11868 Add V2SF case; use it for SSE1; don't use TI.
11869 (movdf_integer): Likewise.
11870 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11872 2005-01-03 Ira Rosen <irar@il.ibm.com>
11874 * tree-vectorizer.c (vect_strip_conversions): New function.
11875 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11876 check for binary class.
11878 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11882 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11884 * gimple-low.c (mark_blocks_with_used_vars): New function.
11885 (mark_blocks_with_used_subblocks): Ditto.
11886 (mark_used_blocks): Ditto.
11887 (pass_mark_used_blocks): New pass.
11888 * tree-inline.c: Include debug.h.
11889 (expand_call_inline): Call outlining_inline_function here.
11890 * tree-optimize.c (init_tree_optimization_passes): Add
11891 pass_mark_used_blocks.
11892 * tree-pass.h (pass_mark_used_blocks): New.
11893 * Makefile.in (tree-inline.o): Add debug.h dependency.
11895 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11897 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11898 VAR_DECLs to have weak_import attribute.
11900 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11903 2004-01-03 Steven Bosscher <stevenb@suse.de>
11905 * passes.c (rest_of_compilation): Don't run regmove if only
11906 flag_expensive_optimizations, require flag_regmove instead.
11908 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11910 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11912 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11913 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11914 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11915 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11917 2005-01-03 Richard Henderson <rth@redhat.com>
11919 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11920 (ia64_const_ok_for_letter_p): New.
11921 (ia64_const_double_ok_for_letter_p): New.
11922 (ia64_extra_constraint): New.
11923 (ia64_expand_vecint_compare): New.
11924 (ia64_expand_vcondu_v2si): New.
11925 (ia64_expand_vecint_cmov): New.
11926 (ia64_expand_vecint_minmax): New.
11927 (ia64_print_operand): Add 'v'.
11928 (ia64_preferred_reload_class): New.
11929 (ia64_vector_mode_supported_p): New.
11930 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11931 (PREFERRED_RELOAD_CLASS): Move to function.
11932 (CONST_OK_FOR_LETTER_P): Move to function.
11933 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11934 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11935 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11936 (EXTRA_CONSTRAINT): Move to function.
11937 * config/ia64/ia64.md: Include vect.md.
11938 (itanium_class): Add mmalua.
11940 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11942 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11943 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11945 (const_int_2bit_operand): New.
11946 (fr_reg_or_0_operand): New.
11947 * config/ia64/ia64-modes.def: Add vector modes.
11948 * config/ia64/ia64-protos.h: Update.
11949 * config/ia64/vect.md: New file.
11951 2005-01-03 Richard Henderson <rth@redhat.com>
11953 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11955 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11958 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11960 (log1pdf2): Change mode of operands[0,1] to DFmode.
11962 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11964 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11965 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11966 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11967 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11968 SPARC_RELAXED_ORDERING.
11970 2005-01-03 Richard Henderson <rth@redhat.com>
11971 Uros Bizjak <uros@kss-loka.si>
11974 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11975 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11976 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11978 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11979 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11980 const_pow2_1_to_128_operand): New predicates.
11982 2005-01-02 Greg McGary <greg@mcgary.org>
11984 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11986 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11987 object. [ptr_type]: Remove unused variable.
11988 Remember nearest addressable array-element or record-component
11989 when checking bitfield components. Tolerate empty BIND_EXPR.
11991 2005-01-01 Richard Henderson <rth@redhat.com>
11993 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11994 that don't narrow the value. Fail for other conversions.
11996 2005-01-01 Richard Henderson <rth@redhat.com>
11999 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12000 * c-lang.c (finish_file): Don't do it here.
12001 * objc/objc-act.c (objc_finish_file): Likewise.
12003 * cgraph.c (decl_assembler_name_equal): New.
12004 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12005 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12006 * cgraph.h (struct cgraph_varpool_node): Add next.
12007 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12008 * varasm.c (assemble_alias): Mark the target as needed.
12010 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12012 PR middle-end/19221
12013 * function.c (get_arg_pointer_save_area): Use entry_of_function
12014 instead of get_insns.
12016 2005-01-01 Roger Sayle <roger@eyesopen.com>
12017 Andrew Pinski <pinskia@physics.uc.edu>
12018 James E. Wilson <wilson@specifixinc.com>
12020 PR rtl-optimization/12092
12021 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12024 2005-01-01 Roger Sayle <roger@eyesopen.com>
12025 Olivier Hainque <hainque@act-europe.fr>
12027 * tree.c (int_fits_type_p): A narrower type always fits in a
12028 wider one, except for negative values into unsigned types.
12030 2005-01-01 Roger Sayle <roger@eyesopen.com>
12032 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12033 with the original constant rather than require TREE_OVERFLOW.
12035 2005-01-01 Steven Bosscher <stevenb@suse.de>
12037 PR middle-end/17544
12038 * c-decl.c (finish_function): If compiling C99, annotate the
12039 compiler generated return with the current file name and line 0.
12040 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12041 the source line is greater than 0.
12042 (remove_bb): Likewise.