| blob | 5dc6889c69eaad645de3c282a463378599b0ea7f |
1 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4 <UNSPEC_FIST_CEIL> case.
6 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
7 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9 to implement lfloor and llfloor built-ins as x87 intrinsic function.
10 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
11 (lfloor<mode>2): New expanders.
12 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
13 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
14 to implement lceil and llceil built-ins as x87 intrinsic function.
15 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
16 (lceil<mode>2): New expanders.
18 2005-04-14 Uros Bizjak <uros@kss-loka.si>
20 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
21 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
23 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
25 PR target/20927
26 * config/s390/s390-modes.def: Define TFmode.
28 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
30 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
31 (JUMP_TABLES_IN_TEXT_SECTION): Define.
32 * config/mips/mips.c (mips16_insn_length): Remove reference to
33 JUMP_TABLES_IN_TEXT_SECTION.
35 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
37 * simplify-rtx.c (simplify_binary_operation_1): Return
38 scalar or vector of constant 0, depending on the xor's
39 mode.
41 2005-04-13 Dale Johannesen <dalej@apple.com>
43 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
44 (objc-act.o): Ditto.
45 * objc/objc-act.c (objc_gimplify_expr): New.
46 (objc_get_callee_fndecl): New.
47 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
48 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
49 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
51 2005-04-13 Devang Patel <dpatel@apple.com>
53 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
54 temp variables.
56 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
58 CRIS prologue as RTL.
59 * config/cris/cris-protos.h (cris_emit_movem_store)
60 (cris_expand_prologue): Prototype.
61 * config/cris/cris.c (struct machine_function): New member
62 stdarg_regs.
63 (cfa_label_num, cris_target_asm_function_prologue): Remove.
64 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
65 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
66 (cris_load_multiple_op, cris_return_address_on_stack)
67 (cris_return_address_on_stack_for_return): ISO-Cify.
68 (cris_store_multiple_op): New predicate function.
69 (cris_expand_prologue, cris_emit_movem_store): New functions.
70 (cris_print_operand) <case 'O'>: Handle modifications other than
71 post-increment.
72 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
73 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
74 (cris_gen_movem_load): Rearrange slightly to make local variable
75 src a parameter, removing osrc.
76 (cris_setup_incoming_varargs): Set machine_function member
77 stdarg_regs to correspond to the number of registers that need to
78 be saved.
79 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
80 CRIS_UNSPEC_GOT.
81 (PREDICATE_CODES): Add cris_store_multiple_op. Make
82 cris_general_operand_or_gotless_symbol accept UNSPEC.
83 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
84 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
85 ("*cris_store_multiple"): New pattern. Tweak common comment above
86 this and "*cris_load_multiple".
87 ("prologue"): New define_expand.
89 * config/cris/cris.md ("epilogue"): Conditionalize on
90 TARGET_PROLOGUE_EPILOGUE.
92 2005-04-13 Steve Ellcey <sje@cup.hp.com>
94 PR target/20924
95 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
96 fpsr 0 instead of fpsr 1.
97 (divsf3_internal_thr): Ditto.
98 (divdf3_internal_lat): Ditto.
99 (divdf3_internal_thr): Ditto.
100 (divxf3_internal_lat): Ditto.
101 (divxf3_internal_thr): Ditto.
103 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
105 PR tree-optimization/20913
106 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
108 PR tree-optimization/20702
109 * tree-vrp.c (maybe_add_assert_expr): Recurse into
110 dominator children that haven't been walked into.
112 2005-04-13 Julian Brown <julian@codesourcery.com>
114 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
115 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
116 is true.
118 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
120 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
121 config/i386/sse.md: Fix comment typos.
123 * genattrtab.c (NULL_ATTR): Remove.
124 * ifcvt.c (NULL_EDGE): Likewise.
126 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
128 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
129 NOTE_PREDICT): Remove.
131 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
133 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
134 * configure: Regenerate.
135 * config.in: Likewise.
136 * system.h: Declare vsnprintf if not already declared.
138 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
140 * optc-gen.awk: Handle stand-alone Mask records.
141 * opth-gen.awk: Likewise.
142 * doc/options.texi (Option file format): Document them.
143 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
144 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
145 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
146 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
147 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
148 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
149 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
150 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
151 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
152 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
153 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
154 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
155 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
156 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
157 TARGET_LONG_DOUBLE_128): Likewise.
158 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
159 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
160 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
161 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
162 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
163 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
164 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
165 * config/sparc/sparc.c (fpu_option_set): New global.
166 (sparc_handle_option): New function.
167 (sparc_override_options): Test fpu_option_set.
168 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
169 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
170 * config/sparc/sparc.opt: New file.
171 * config/sparc/little-endian.opt: Likewise.
172 * config/sparc/long-double-switch.opt: Likewise.
174 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
176 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
177 (bfin_handle_options): Set it if -mshared-library-id= is seen.
178 * config/bfin/bfin.opt (mshared-library-id=): Lose
179 Var(bfin_lib_id_given).
181 2005-04-13 Matt Thomas <matt@3am-software.com>
183 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
184 defining.
186 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
188 * rtl.h (CLEAR_RTX_FLAGS): Remove.
190 * cgraphunit.c (INSNS_PER_CALL): Remove.
192 * tree-ssa-forwprop.c (vars,
193 record_single_argument_cond_exprs,
194 substitute_single_use_vars): Remove.
195 (forward_propagate_into_cond_1, forward_propagate_into_cond):
196 New.
197 (tree_ssa_forward_propagate_single_use_vars): Call
198 forward_propagate_into_cond for each COND_EXPR.
200 * tree-inline.c (INSNS_PER_STMT): Remove.
202 2005-04-12 Richard Henderson <rth@redhat.com>
204 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
205 (ix86_expand_sse_fp_minmax): ... from ...
206 (ix86_expand_fp_movcc): ... here.
207 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
208 * config/i386/i386-protos.h: Update.
209 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
210 (sse_setccsf, sse_setccdf): Allow before reload.
211 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
212 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
213 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
214 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
215 (anddf3, nanddf3, iordf3, xordf3): New.
217 2005-04-12 Jeff Law <law@redhat.com>
219 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
220 (tree-ssa-uncprop.o): Add dependencies.
221 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
222 * tree-flow.h (remove_useless_stmts): Remove prototype.
223 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
224 remove_useless_stmts.
225 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
226 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
227 * tree-pass.h (pass_uncprop): Declare.
228 * tree-ssa-uncprop.c: New file.
230 2005-04-12 James E. Wilson <wilson@specifixinc.com>
232 PR target/20670
233 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
235 2005-04-12 Caroline Tice <ctice@apple.com>
237 Temporary fix for partitioning problems.
238 * passes.c (rest_of_handle_final): Remove code that
239 frees unlikely_text_section_name,
240 * varasm.c (assemble_start_function): Test for partitioning
241 flag before writing out section labels.
242 (assemble_end_function): Test for partitioning flag before
243 writing out section labels.
245 2005-04-12 Steven Bosscher <stevenb@suse.de>
246 Stuart Hastings <stuart@apple.com>
247 Jan Hubicka <jh@suse.cz>
249 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
250 references to gt-tree-cfg.h.
251 * basic-block.h (struct basic_block_def): Don't skip rbi
252 for garbage collection.
253 (struct reorder_block_def): Make GTY-able.
254 (struct control_flow_graph): New structure.
255 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
256 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
257 but instead defines to the control_flow_graph for cfun.
258 (label_to_block_map): New define, points to the label map of
259 the control_flow_graph for cfun.
260 (n_edges_for_function, n_basic_blocks_for_function,
261 last_basic_block_for_function, basic_block_info_for_function,
262 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
263 basic_block_info_for_function, label_to_block_map_for_function):
264 Counterparts for the above, taking a struct function as an extra
265 argument.
266 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
267 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
268 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
269 (alloc_rbi_pool, free_rbi_pool): Remove.
270 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
271 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
272 here...
273 (cfg_layout_finalize) ... and don't free it here.
274 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
275 garbage collected.
276 * flow.c (free_basic_block_vars): Set label_to_block_map and
277 n_edges to zero too.
278 * function.h (struct function): Add cfg field.
279 * function.c (allocate_struct_function): Allocate the cfg.
280 * tree-cfg.c (label_to_block_map): Remove.
281 (build_tree_cfg): Don't allocate the rbi pool here...
282 (delete_tree_cfg_annotations): ...and don't free it here.
283 Also don't nullify label_to_block_map for cfun.
285 2005-04-12 Caroline Tice <ctice@apple.com>
287 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
288 Revert my patch from April 9.
289 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
290 (reorder_basic_blocks): Revert my patch from April 9.
291 (insert_section_boundary_note): Revert my patch from April 9.
292 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
293 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
294 (COLD_END_LABEL): Revert my patch from April 9.
295 (cold_text_section_label): Revert my patch from April 9.
296 (cold_end_label): Revert my patch from April 9.
297 (dwarf2out_switch_text_section): Revert my patch from April 9.
298 (output_aranges): Revert my patch from April 9.
299 (output_ranges): Revert my patch from April 9.
300 (output_line_info): Revert my patch from April 9.
301 (add_location_or_const_value_attribute): Revert my patch from April 9.
302 (dwarf2out_var_location): Revert my patch from April 9.
303 (dwarf2out_init): Revert my patch from April 9.
304 (dwarf2out_finish): Revert my patch from April 9.
305 * function.h (struct function): Revert my patch from April 9.
306 * opts.c (decode_options): Revert my patch from April 9.
307 * output.h (unlikely_section_label, hot_section_label,
308 hot_section_end_label, cold_section_end_label,
309 unlikely_text_section_name): Revert my patch from April 9.
310 * passes.c (rest_of_handle_final): Revert my patch from April 9.
311 * varasm.c (unlikely_section_label, hot_section_label,
312 hot_section_end_label, cold_section_end_label,
313 unlikely_text_section_name): Revert my patch from April 9.
314 (initialize_cold_section_name): Revert my patch from April 9.
315 (unlikely_text_section): Revert my patch from April 9.
316 (in_unlikely_text_section): Revert my patch from April 9.
317 (named_section): Revert my patch from April 9.
318 (function_section): Revert my patch from April 9.
319 (current_function_section): Revert my patch from April 9.
320 (assemble_start_function): Revert my patch from April 9.
321 (assemble_end_function): Revert my patch from April 9.
322 (default_section_type_flags_1): Revert my patch from April 9.
324 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
326 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
327 * config/sparc/sparc.md (untyped_call): Save the registers manually.
329 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
331 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
333 PR middle-end/20917
334 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
335 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
337 2004-04-12 Richard Henderson <rth@redhat.com>
339 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
340 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
341 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
342 (UNSPEC_*, UNSPECV_*): Renumber.
344 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
346 PR mudflap/19266
347 From Richard Henderson <rth@redhat.com>:
348 * tree-mudflap.c (mf_build_check_statement_for): Correct block
349 splitting logic.
351 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
353 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
355 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
357 * config/bfin/bfin.c (bfin_library_id_string): Remove.
358 (bfin_library_id): New variable.
359 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
360 instead of bfin_library_id_string.
361 (bfin_handle_option): New function.
362 (override_options): Remove most code to deal with shared library IDs,
363 just check they aren't used without -mid-shared-library.
364 (TARGET_HANDLE_OPTION): Define.
365 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
366 * config/bfin/bfin.opt (mshared-library-id=): New.
368 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
370 * tree-vect-transform.c: Fix comment typos.
372 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
374 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
375 split critical edges when not possible/profitable.
377 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
379 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
380 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
381 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
382 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
383 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
384 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
385 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
386 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
387 MASK_NO_BITFIELD.
388 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
389 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
390 * config/ns32k/ns32k.opt: New file.
392 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
394 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
395 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
396 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
397 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
398 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
399 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
400 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
401 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
402 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
403 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
404 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
405 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
406 (MASK_COLDFIRE): Formatting fixes.
407 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
408 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
409 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
410 "_current_shared_library_a5_offset_".
411 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
412 (MASK_ALL_CPU_BITS): New macro.
413 (m68k_handle_option): New function.
414 (override_options): Remove handling of m68k_library_id_string.
415 * config/m68k/m68k.opt: New file.
416 * config/m68k/ieee.opt: New file.
418 2005-04-11 Mark Mitchell <mark@codesourcery.com>
420 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
421 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
422 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
423 (TARGET_CXX): Adjust accordingly.
424 * target.h (struct gcc_target): Remove epxort_class_data. Add
425 determine_class_data_visibility and class_data_always_comdat.
426 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
427 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
428 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
429 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
430 (arm_cxx_determine_class_data_visibility): New.
431 (arm_cxx_class_data_always_comdat): Likewise.
432 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
433 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
434 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
435 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
436 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
437 Define.
439 2005-04-11 Devang Patel <dpatel@apple.com>
441 * tree-data-ref.c (build_classic_dist_vector,
442 compute_subscript_distance): Make externally visible.
443 * tree-data-ref.h (build_classic_dist_vector,
444 compute_subscript_distance): Same.
445 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
446 Check distance vector against vectorization factor.
447 (vect_analyze_loop): Determine vectorizaion factor before
448 analyzing data dependences.
449 * tree-vectorizer.c (loops_num): Make it externally visible and
450 rename ...
451 * tree-vectorizer.c (vect_loops_num): ... new name.
452 * tree-vectorizer.h (vect_loops_num): New.
454 2005-04-11 Devang Patel <dpatel@apple.com>
456 * tree-vect-analyze.c (vect_analyze_operations): Check
457 vectorizable codition.
458 * tree-vect-transform.c (vect_is_simple_cond): New function.
459 (vectorizable_condition): New function.
460 (vect_transform_stmt): Handle condition_vec_info_type.
461 * tree-vectorizer.h (enum stmt_vec_info_type): Add
462 condition_vec_info_type.
463 (vectorizable_condition): New.
465 2005-04-11 Geoffrey Keating <geoffk@apple.com>
467 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
468 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
469 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
471 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
472 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
474 * dwarf2out.c (output_line_info): Don't try to dereference
475 a NULL current_function_decl.
477 * config/t-slibgcc-darwin: Don't put shared libraries in
478 directories other than $(slibdir).
479 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
480 OS uses for it.
482 2005-04-11 Diego Novillo <dnovillo@redhat.com>
484 PR tree-optimization/20933
485 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
486 logic to reject aliases between read-only and writable
487 variables ...
488 (may_alias_p): ... here.
489 (get_tmt_for): Do not associate read-only tags to pointers
490 whose pointed-to type is not read-only.
491 * tree-ssa.c (verify_ssa): Check that memory stores have at
492 least one V_MAY_DEF or V_MUST_DEF.
494 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
496 PR/17092
497 * configure.ac (gcc_UNLOCKED_FUNCS): New.
498 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
499 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
500 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
501 _unlocked function.
502 (fwrite_unlocked): Fix prototype.
504 * configure, config.in: Regenerate.
506 2005-04-11 David Edelsohn <edelsohn@gnu.org>
508 * tree-ssa-loop-im.c: Include real.h.
509 (determine_invariantness_stmt): If real division divisor is
510 invariant and flag_unsafe_math_optimizations enabled, generate
511 invariant reciprocal for hoisting.
512 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
514 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
516 Fix PR tree-optimization/20926
518 * tree-ssa-alias.c (add_type_alias): Handle subvars.
520 2005-04-11 Devang Patel <dpatel@apple.com>
522 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
523 operand ordering.
525 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
527 * fold-const.c (fold_binary_op_with_conditional_arg):
528 use fold_buildN instead of "fold (buildN" in some
529 non obvious places.
530 (fold_unary): Likewise.
531 (fold_binary): Likewise.
533 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
535 Fix PR tree-optimization/20612
536 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
537 handling
538 (perfect_nestify): preheaderbb is *not* part of loop of the
539 old destination.
541 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
543 * tree-ssa-alias.c (may_alias_p): If the variable
544 is a global variable and the pointer is parameter
545 and -fargument-noalias-global is used, then
546 the pointer cannot alias the variable.
548 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
550 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
551 * config/sparc/sparc.h: Likewise.
552 * config/sparc/sparc.md: Likewise.
554 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
556 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
558 * tree-vrp.c: Fix a comment typo.
560 2005-04-11 Diego Novillo <dnovillo@redhat.com>
562 PR tree-optimization/20920
563 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
564 SSA_NAME flows through an abnormal edge.
565 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
566 through abnormal edges.
567 (maybe_add_assert_expr): Likewise.
569 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
571 * config/s390/s390.h (s390_tune_string, s390_arch_string)
572 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
573 (s390_stack_size_string, s390_stack_guard_string, target_flags)
574 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
575 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
576 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
577 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
578 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
579 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
580 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
581 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
582 (TARGET_HANDLE_OPTION): Likewise.
583 (s390_tune): Initialize to PROCESSOR_max.
584 (s390_arch_string): Make static.
585 (s390_tune_string, s390_warn_framesize_string): Delete.
586 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
587 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
588 (s390_handle_arch_option, s390_handle_option): New functions.
589 (override_options): Remove parsing of option strings.
590 * config/s390/s390.opt: New file.
592 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
594 * tree-complex.c (expand_vector_operations): Call
595 update_stmt_if_modified.
597 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
599 * tree-vect-analyze (vect_determine_vectorization_factor):
600 Do not use GET_MODE_NUNITS.
601 * tree-vect-transform.c (vect_get_vec_def_for_operand,
602 (vectorizable_load, vect_transform_loop): Likewise.
604 2005-04-11 Uros Bizjak <uros@kss-loka.si>
606 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
607 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
608 * optabs.h (enum optab_index): Add new OTI_lceil.
609 (lceil_optab): Define corresponding macro.
610 * optabs.c (init_optabs): Initialize lceil_optab.
611 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
612 and lceildi2 patterns.
613 * builtins.c (expand_builtin_int_roundingfn): Handle
614 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
615 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
616 BUILT_IN_LLCEIL{,F,L}.
617 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
618 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
619 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
620 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
621 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
622 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
623 into lceil built-in function and (long long int)ceil{,f,l} into
624 llceil built-in function.
625 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
626 BUILT_IN_LLCEIL.
628 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
630 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
631 zero.
633 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
635 * config/arm/arm.c: Fix a comment typo.
636 * doc/tree-ssa.texi: Fix a typo.
638 2005-04-10 Steven Bosscher <stevenb@suse.de>
640 * cselib.c (clear_table): Rename to cselib_clear_table.
641 * cselib.h (cselib_clear_table): Add prototype.
642 * gcse.c (gcse_main): Make 'f' argument unused.
643 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
644 of each basic block instead.
645 (compute_sets, compute_hash_table_work): Likewise.
646 (constprop_register): Change int 'alter_jumps' argument to bool.
647 (do_local_cprop): Likewise.
648 (local_cprop_pass): Likewise. Also walk basic blocks instead of
649 the insn chain. Explicitly clear the cselib tables after finishing
650 one basic block. Make sure there are no unterminated libcall blocks.
651 Update compute_sets call.
652 (cprop): Walk basic blocks instead of the insn chain.
653 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
654 Likewise.
655 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
656 one_cprop_pass calls.
658 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
660 * combine.c (combine_simplify_rtx): Remove a transformation that
661 relies on an invalid assumption about rtl sign-extension semantics.
663 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
665 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
666 to build_int_cst_wide.
668 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
670 PR target/20126
671 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
672 set the original address pseudo to the correct value before the
673 original insn, if possible, and leave the insn alone, otherwise
674 create a new pseudo, set it and replace it in the insn.
675 * recog.c (validate_change_maybe_volatile): New.
676 * recog.h (validate_change_maybe_volatile): Declare.
678 2005-04-09 Caroline Tice <ctice@apple.com>
680 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
681 Remove targetm.have_named_sections test.
682 (fix_edges_for_rarely_executed_code): Likewise.
683 (insert_section_boundary_note): Likewise.
684 (reorder_basic_blocks): Check partitioning flag before calling
685 verify_hot_cold_block_grouping.
686 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
687 the function struct rather than global variables.
688 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
689 (COLD_END_LABEL): Likewise
690 (cold_text_section_label): New static global variable.
691 (cold_end_label): Likewise.
692 (dwarf2out_switch_text_section): Get hot/cold section labels from
693 the function struct rather than global variables.
694 (output_aranges): Use cold_text_section_label and cold_end_label;
695 check partitioning flag before putting out delta.
696 (output_ranges): Remove incorrect code attempting to use
697 hot/cold labels.
698 (output_line_info): Get cold section label from function struct.
699 (add_location_or_const_value_attribute): Likewise.
700 (get_subprogram_die): Get hot/cold section labels from function struct.
701 (dwarf2out_var_location): Likewise.
702 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
703 write out cold_text_section_label if partition flag is set.
704 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
705 * function.h (struct function): Add new fields to point to hot/cold
706 section labels: hot_section_label, cold_section_label,
707 hot_section_end_label and cold_section_end_label; also add new field
708 for cold text section name, unlikely_text_section_name.
709 * opts.c (decode_options): Turn off partitioning flag if
710 !targetm.have_named_sections.
711 * output.h (hot_section_label): Remove.
712 (hot_section_end_label): Remove.
713 (cold_section_end_label): Remove.
714 (unlikely_section_label): Remove.
715 (unlikely_text_section_name): Remove.
716 * passes.c (rest_of_handle_final): Remove code that frees
717 unlikely_text_section_name.
718 * varasm.c (unlikely_section_label): Remove.
719 (hot_section_label): Remove.
720 (hot_section_end_label): Remove.
721 (cold_section_end_label): Remove.
722 (unlikely_text_section_name): Remove.
723 (initialize_cold_section_name): Modify to call
724 targetm.strip_name_encoding; to store cold section name in current
725 function struct, if it exists; and to only use the decl_section_name
726 if flag_named_sections is true.
727 (unlikely_text_section): Modify to get section name out of current
728 function struct, if there is one; otherwise build it from
729 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
730 (in_unlikely_text_section): Likewise.
731 (named_section): Modify to get/put cold section name in current function
732 struct, if there is one.
733 (function_section): Change 'bool unlikely' to 'int reloc'; check
734 targetm.have_named_sections before calling named_section.
735 (current_function_section): Likewise.
736 (assemble_start_function): Modify to get/put unlikely_text_section_name
737 in current function struct; modify to get hot/cold section labels
738 from function struct; initialize labels using
739 ASM_GENERATE_INTERNAL_LABEL;
740 test partitioning flag before writing out hot section label.
741 (assemble_end_function): Test partitioning flag before writing out
742 hot/cold section labels.
743 (default_section_type_flags_1): Modify to use array instead of
744 char* for unlikely_text_section_name; set flags correctly for
745 cold text section if there is not a current function decl.
747 2005-04-09 Jakub Jelinek <jakub@redhat.com>
749 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
750 and TI_VA_LIST_FPR_COUNTER_FIELD.
751 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
752 * tree-pass.h (pass_stdarg): Add.
753 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
754 * tree-stdarg.c: New file.
755 * tree-stdarg.h: New file.
756 * Makefile.in (OBJS-common): Add tree-stdarg.o.
757 (tree-stdarg.o): Add dependencies.
758 * function.h (struct function): Add va_list_gpr_size and
759 va_list_fpr_size fields.
760 * function.c (allocate_struct_function): Initialize them.
761 * target.h (struct gcc_target): Add stdarg_optimize_hook.
762 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
763 (TARGET_INITIALIZER): Add it.
765 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
766 va_list_{g,f}pr_counter_field.
767 (ix86_setup_incoming_varargs): Don't do anything if reg_save
768 area will not be used. Only save registers that tree-stdarg.c
769 detected they need saving.
770 (ix86_va_start): Don't set up fields that won't be used.
772 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
773 va_list_{g,f}pr_counter_field.
774 (setup_incoming_varargs): Don't do anything if reg_save
775 area will not be used. Only save registers that tree-stdarg.c
776 detected they need saving.
777 (rs6000_va_start): Don't set up fields that won't be used.
779 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
780 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
781 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
782 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
784 2005-04-09 Jakub Jelinek <jakub@redhat.com>
786 PR target/20795
787 * config/i386/i386.c (construct_container): Pass empty aligned
788 struct, union or class in memory.
790 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
792 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
793 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
794 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
795 config/rs6000/predicates.md: Fix comment typos.
797 * sched-int.h (haifa_insn_data): Remove blockage and units.
798 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
799 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
800 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
802 2005-04-09 Jan Hubicka <jh@suse.cz>
803 Steven Bosscher <stevenb@suse.de>
805 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
806 * cfgloop.c (get_loop_exit_edges): Likewise.
807 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
808 (unloop): Likewise.
809 * loop-unroll.c (analyze_insns_in_loop): Likewise.
810 * tree-cfg.c (dump_cfg_status): Likewise.
812 2005-04-09 David Edelsohn <edelsohn@gnu.org>
814 * config/rs6000/predicates.md (altivec_register_operand): Remove
815 redundant match_code test.
816 (gpc_reg_operand): Same.
817 (cc_reg_operand): Same.
818 (cc_reg_not_cr0_operand): Same.
820 2005-04-09 Jan Hubicka <jh@suse.cz>
822 Forgotten hunk from my last merge patch:
823 * final.c (output_addr_const): Do not call mark_referenced.
825 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
827 * doc/tree-ssa.texi: Add immediate use documentation.
829 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
831 * arm.c (FL_WBUF): Define.
832 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
833 (arm_is_6_or_7): Delete.
834 (arm_tune_wbuf): New.
835 (arm_override_options): Set arm_tune_wbuf.
836 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
837 (arm_is_6_or_7): Delete declaration.
838 (arm_tune_wbuf): New declartion.
839 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
840 (model_wbuf): Derive from arm_tune_wbuf.
841 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
842 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
843 (arm740t): Mark CPUs as having a write buffer.
845 2005-04-09 Uros Bizjak <uros@kss-loka.si>
847 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
848 of 'const_double_operand' in operand 2 constraints. Update enable
849 condition.
851 2005-04-09 Uros Bizjak <uros@kss-loka.si>
853 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
854 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
855 * optabs.h (enum optab_index): Add new OTI_lfloor.
856 (lfloor_optab): Define corresponding macro.
857 * optabs.c (init_optabs): Initialize lfloor_optab.
858 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
859 and lfloordi2 patterns.
860 * builtins.c (expand_builtin_int_roundingfn): New prototype.
861 (expand_builtin_int_roundingfn): New function.
862 (fold_builtin_int_roundingfn): New prototype.
863 (fold_builtin_int_roundingfn): New function, renamed from
864 fold_builtin_lround.
865 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
866 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
867 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
868 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
869 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
870 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
871 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
872 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
873 into lfloor built-in function and (long long int)floor{,f,l} into
874 llfloor built-in function.
875 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
876 BUILT_IN_LLFLOOR.
878 2005-04-08 Ian Lance Taylor <ian@airs.com>
880 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
881 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
882 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
883 (DO_COND, DO_BODY): Likewise.
884 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
885 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
886 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
887 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
888 (build_continue_stmt, build_break_stmt): Don't declare.
889 (c_do_switch_warnings): Update declaration.
890 * c-gimplify.c (enum bc_t): Remove.
891 (struct c_gimplify_ctx, ctxp): Remove.
892 (push_context, pop_context): Remove static functions.
893 (c_genericize): Don't call push_context or pop_context.
894 (begin_bc_block, finish_bc_block): Remove static functions.
895 (build_bc_goto): Likewise.
896 (gimplify_c_loop): Likewise.
897 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
898 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
899 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
900 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
901 * c-common.c (c_do_switch_warnings): Rename from
902 c_do_switch_warnings_1.
903 (c_do_switch_warnings) [old version]: Remove.
904 (c_do_switch_expr_warnings): Remove.
905 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
906 function instead of c_do_switch_expr_warnings.
907 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
908 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
909 * c-pretty-print.c (pp_c_statement): Likewise.
910 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
912 2005-04-08 Devang Patel <dpatel@apple.com>
914 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
915 While selecting replacement condition pay attention to loop header.
917 2005-04-08 Diego Novillo <dnovillo@redhat.com>
919 Merge from tree-cleanup-branch: VRP, store CCP, store
920 copy-prop, incremental SSA updating of FUD chains and
921 newly exposed symbols.
923 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
924 (OBJS-common): Add tree-vrp.o.
925 (tree-vrp.o): New rule.
926 * basic-block.h (nearest_common_dominator_for_set): Declare.
927 * common.opt (ftree-store-ccp): New flag.
928 (ftree-copy-prop): New flag.
929 (ftree-vrp): New flag.
930 (ftree-store-copy-prop): New flag.
931 * dominance.c (nearest_common_dominator_for_set): New.
932 * domwalk.c (walk_dominator_tree): Only traverse
933 statements in blocks marked in walk_data->interesting_blocks.
934 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
935 * fold-const.c (fold): Handle ASSERT_EXPR.
936 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
937 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
938 flag_tree_vrp at -O2.
939 * timevar.def (TV_TREE_VRP): Define.
940 (TV_TREE_COPY_PROP): Define.
941 (TV_TREE_STORE_COPY_PROP): Define.
942 (TV_TREE_SSA_INCREMENTAL): Define.
943 (TV_TREE_STORE_CCP): Define.
944 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
945 to kill_redundant_phi_nodes from comment.
946 (verify_expr): Handle ASSERT_EXPR.
947 * tree-dfa.c (mark_new_vars_to_rename): Remove second
948 argument. Update all users.
949 (mark_call_clobbered_vars_to_rename): Remove. Update all
950 users.
951 * tree-flow-inline.h (unmodifiable_var_p): New.
952 * tree-flow.h (enum value_range_type): Declare.
953 (struct value_range_def): Declare.
954 (value_range): Declare.
955 (remove_all_phi_nodes_for): Remove. Update all users.
956 (find_phi_node_for): Declare.
957 (add_type_alias): Declare.
958 (count_uses_and_derefs): Declare.
959 (kill_redundant_phi_nodes): Remove.
960 (rewrite_into_ssa): Remove.
961 (rewrite_def_def_chains): Remove.
962 (update_ssa, register_new_name_mapping, create_new_def_for,
963 need_ssa_update_p, name_registered_for_update_p,
964 release_ssa_name_after_update_ssa, dump_repl_tbl,
965 debug_repl_tbl, dump_names_replaced_by,
966 debug_names_replaced_by, mark_sym_for_renaming,
967 mark_set_for_renaming, get_current_def, set_current_def,
968 get_value_range, dump_value_range, debug_value_range,
969 dump_all_value_ranges, debug_all_value_ranges,
970 expr_computes_nonzero, loop_depth_of_name,
971 unmodifiable_var_p): Declare.
972 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
973 ASSERT_EXPR.
974 * tree-into-ssa.c (block_defs_stack): Update comment.
975 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
976 syms_to_rename, names_to_release, repl_tbl,
977 need_to_initialize_update_ssa_p, need_to_update_vops_p,
978 need_to_replace_names_p): New locals.
979 (NAME_SETS_GROWTH_FACTOR): Define.
980 (struct repl_map_d): Declare.
981 (struct mark_def_sites_global_data): Add field
982 interesting_blocks.
983 (enum rewrite_mode): Declare.
984 (REGISTER_DEFS_IN_THIS_STMT): Define.
985 (compute_global_livein): Use last_basic_block instead of
986 n_basic_blocks.
987 (set_def_block): Remove last argument. Update all callers.
988 (prepare_use_operand_for_rename): Remove. Update all callers.
989 (prepare_def_operand_for_rename): Remove. Update all callers.
990 (symbol_marked_for_renaming): New.
991 (is_old_name): New.
992 (is_new_name): New.
993 (repl_map_hash): New.
994 (repl_map_eq): New.
995 (repl_map_free): New.
996 (names_replaced_by): New.
997 (add_to_repl_tbl): New.
998 (add_new_name_mapping): New.
999 (mark_def_sites): Assume that all the operands in the
1000 statement are in normal form.
1001 (find_idf): Assert that the block in the stack is valid.
1002 (get_default_def_for): New.
1003 (insert_phi_nodes_for): Add new argument 'update_p'.
1004 Add documentation.
1005 If update_p is true, add a new mapping between the LHS of
1006 each new PHI and the name that it replaces.
1007 (insert_phi_nodes_1): Only call find_idf if needed.
1008 (get_reaching_def): Call get_default_def_for.
1009 (rewrite_operand): Remove.
1010 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1011 and REWRITE_THIS_STMT are false.
1012 Assume that all the operands in the statement are in
1013 normal form.
1014 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1015 (rewrite_virtual_phi_arguments): Remove.
1016 (invalidate_name_tags): Remove.
1017 (register_new_update_single, register_new_update_set,
1018 rewrite_update_init_block, replace_use,
1019 rewrite_update_fini_block, rewrite_update_stmt,
1020 rewrite_update_phi_arguments): New.
1021 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1022 Add arguments 'entry', 'what' and 'blocks'.
1023 Initialize the dominator walker according to 'what' and
1024 'blocks'.
1025 Start the dominator walk at 'entry'.
1026 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1027 Use it to configure the dominator walker.
1028 (rewrite_into_ssa): Remove argument 'all'.
1029 Make internal.
1030 (rewrite_all_into_ssa): Remove.
1031 (rewrite_def_def_chains): Remove.
1032 (mark_def_interesting, mark_use_interesting,
1033 prepare_phi_args_for_update, prepare_block_for_update,
1034 prepare_def_site_for, prepare_def_sites,
1035 dump_names_replaced_by, debug_names_replaced_by,
1036 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1037 delete_update_ssa, create_new_def_for,
1038 register_new_name_mapping, mark_sym_for_renaming,
1039 mark_set_for_renaming, need_ssa_update_p,
1040 name_registered_for_update_p, ssa_names_to_replace,
1041 release_ssa_name_after_update_ssa,
1042 insert_updated_phi_nodes_for, update_ssa): New.
1043 * tree-loop-linear.c (linear_transform_loops): Call
1044 update_ssa instead of rewrite_into_ssa.
1045 * tree-optimize.c (vars_to_rename): Remove.
1046 Update all users.
1047 (init_tree_optimization_passes): Replace
1048 pass_redundant_phi with pass_copy_prop.
1049 Add pass_vrp.
1050 Replace pass_ccp with pass_store_ccp.
1051 Add pass_store_copy_prop after pass_store_ccp.
1052 (execute_todo): If the TODO_ flags don't include updating
1053 the SSA form, assert that it does not need to be updated.
1054 Call update_ssa instead of rewrite_into_ssa and
1055 rewrite_def_def_chains.
1056 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1057 (tree_rest_of_compilation):
1058 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1059 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1060 TODO_cleanup_cfg): Renumber.
1061 (TODO_verify_loops, TODO_update_ssa,
1062 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1063 TODO_update_ssa_only_virtuals): Define.
1064 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1065 Declare.
1066 * tree-phinodes.c (make_phi_node): Update documentation.
1067 (remove_all_phi_nodes_for): Remove.
1068 (find_phi_node_for): New.
1069 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1070 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1071 (interpret_rhs_modify_expr): Likewise.
1072 * tree-sra.c (decide_instantiations): Mark all symbols in
1073 SRA_CANDIDATES for renaming.
1074 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1075 (mark_all_v_defs): New function. Update all users to call it
1076 with the whole list of scalarized statements, not just the
1077 first one.
1078 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1079 (compute_flow_insensitive_aliasing): If the tag is
1080 unmodifiable and the variable isn't or vice-versa, don't
1081 make them alias of each other.
1082 (setup_pointers_and_addressables): If the type tag for
1083 VAR is about to change, mark the old one for renaming.
1084 (add_type_alias): New.
1085 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1086 (ccp_lattice_t): Rename from latticevalue.
1087 (value): Remove. Update all users.
1088 (const_val): New local variable.
1089 (do_store_ccp): New local variable.
1090 (dump_lattice_value): Handle UNINITIALIZED.
1091 (debug_lattice_value): New.
1092 (get_default_value): Re-write.
1093 (set_lattice_value): Re-write.
1094 (def_to_varying): Remove. Update all users.
1095 (likely_value): Return VARYING for statements that make
1096 stores when STORE_CCP is false.
1097 Return VARYING for any statement other than MODIFY_EXPR,
1098 COND_EXPR and SWITCH_EXPR.
1099 (ccp_initialize): Re-write.
1100 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1101 Move to tree-ssa-propagate.c.
1102 (ccp_lattice_meet): Handle memory stores when
1103 DO_STORE_CCP is true.
1104 (ccp_visit_phi_node): Likewise.
1105 (ccp_fold): Likewise.
1106 (evaluate_stmt): Likewise.
1107 (visit_assignment): Likewise.
1108 (ccp_visit_stmt): Likewise.
1109 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1110 into DO_STORE_CCP.
1111 (do_ssa_ccp): New.
1112 (pass_ccp): Use it.
1113 (do_ssa_store_ccp): New.
1114 (gate_store_ccp): New.
1115 (pass_store_ccp): Declare.
1116 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1117 (may_propagate_copy): Reformat.
1118 Don't abort if ORIG is a virtual and DEST isn't.
1119 If NEW does not have alias information but DEST does,
1120 copy it.
1121 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1122 copy_prop_kind, which_copy_prop): Declare.
1123 (stmt_may_generate_copy, get_copy_of_val,
1124 get_last_copy_of, set_copy_of_val, dump_copy_of,
1125 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1126 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1127 init_copy_prop, fini_copy_prop, execute_copy_prop,
1128 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1129 store_copy_prop): New.
1130 (pass_copy_prop, pass_store_copy_prop): Declare.
1131 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1132 'num_const_prop' and 'num_copy_prop'.
1133 (cprop_operand): Update them.
1134 (dump_dominator_optimization_stats): Dump them.
1135 (tree_ssa_dominator_optimize): Call update_ssa instead of
1136 rewrite_into_ssa.
1137 (loop_depth_of_name): Declare extern.
1138 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1139 values for LOW or HIGH.
1140 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1141 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1142 (cprop_operand): Only propagate if VAL != OP.
1143 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1144 statement for renaming.
1145 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1146 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1147 add_type_alias if necessary.
1148 Call mark_new_vars_to_rename.
1149 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1150 mark every statement updated, call update_ssa and
1151 rewrite_into_loop_closed_ssa.
1152 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1153 from LIVEIN if VAR is a virtual.
1154 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1155 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1156 (get_call_expr_operands): Reformat statement.
1157 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1158 symbols.
1159 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1160 SSA_NAME_VALUE for every name.
1161 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1162 get_value_loaded_by): New.
1163 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1164 substitute_and_fold): Move from tree-ssa-ccp.c.
1165 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1166 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1167 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1168 Declare.
1169 * tree-ssa.c (verify_use): Fix error message.
1170 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1171 check_phi_redundancy, kill_redundant_phi_nodes,
1172 pass_redundant_phi): Remove. Update all users.
1173 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1174 add_type_alias, if necessary.
1175 * tree-vectorizer.h (struct _stmt_vect_info): Update
1176 documentation for field 'memtag'.
1177 * tree-vrp.c: New file.
1178 * tree.def (ASSERT_EXPR): Define.
1179 * tree.h (ASSERT_EXPR_VAR): Define.
1180 (ASSERT_EXPR_COND): Define.
1181 (SSA_NAME_VALUE_RANGE): Define.
1182 (struct tree_ssa_name): Add field 'value_range'.
1183 (PHI_REWRITTEN): Remove.
1184 (struct tree_phi_node): Remove field 'rewritten'.
1185 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1186 -ftree-store-copy-prop): Document.
1187 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1188 Document usage of update_ssa.
1190 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1192 PR target/20814
1193 * config/rs6000/predicates.md (altivec_register_operand): Accept
1194 SUBREG.
1195 (and64_operand): Do not limit CONST_INT to mask64_operand.
1196 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1197 (and_operand): Do not limit CONST_INT to mask_operand.
1199 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1201 PR rtl-optimization/20466
1202 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1203 for overlap of the address of each list member.
1204 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1206 2005-04-08 Mike Stump <mrs@apple.com>
1208 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1210 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1211 instead of 4.
1213 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1215 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1217 * function.c (push_function_context_to): Don't set
1218 contains_functions.
1219 * function.h (function): Remove contains_functions.
1220 (current_function_contains_functions): Remove.
1222 * function.h (function): Remove instrument_entry_exit.
1223 (current_function_instrument_entry_exit): Remove.
1225 * function.h (nonlocal_labels): Remove.
1227 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1229 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1230 (check_attr_value, write_attr_get, write_expr_attr_cache,
1231 find_attr, make_internal_attr): Don't reference negative_ok or
1232 unsigned_p.
1233 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1234 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1235 (ATTR_STATIC): Adjust the value.
1237 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1239 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1241 * config/s390/tpf.h (ASM_SPEC): Define.
1243 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1245 * tree-flow.h: Remove the prototype for
1246 redirect_immediate_uses.
1247 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1249 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1251 * arm.c (arm_const_double_by_parts): New function.
1252 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1253 * arm.md (define_split for 64-bit constants): Add another one.
1255 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1257 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1259 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1261 * system.h: Revert last change.
1263 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1265 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1266 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1267 (TARGET_SWITCHES): Delete.
1268 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1269 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1270 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1271 * config/xtensa/xtensa.opt: New file.
1273 2005-04-08 Ben Elliston <bje@au.ibm.com>
1275 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1276 * config/fp-bit.h: Tidy comments.
1278 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1280 * system.h: Poison PARAMS.
1282 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1284 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1285 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1286 (TARGET_SWITCHES): Delete.
1287 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1288 * config/vax/vax.opt: New file.
1290 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1292 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1294 2005-04-07 Ian Lance Taylor <ian@airs.com>
1296 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1297 define.
1298 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1299 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1300 Likewise.
1302 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1304 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1305 all immediate uses in PHI nodes.
1307 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1309 * arm.c (arm_const_double_inline_cost): Handle any constant by
1310 using gen_lowpart and gen_highpart_mode.
1311 (note_invalid_constants): All constants in an RTX with a constraint
1312 that permits memory are now pushed to the constant pool.
1313 (output_move_double): Delete code to handle reg to reg and
1314 constant to reg moves.
1315 (const_double_needs_minipool, output_mov_immediate): Delete.
1316 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1317 CONST_INT and CONST_VECTOR.
1318 * arm.md (ANY64): New mode macro.
1319 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1320 (movdf_soft_insn): Split reg-reg and const-reg moves.
1321 (split patterns for 64-bit constant and register moves): New.
1322 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1323 (cirrus_movdf_hard_insn): Likewise.
1324 * fpa.md (movdf_fpa): Likewise.
1325 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1326 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1327 constraints.
1328 (movv2si_internal_2): Likewise.
1329 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1330 (movdf_vfp): Likewise.
1331 * arm-protos.h (output_mov_immediate): Delete prototype.
1333 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1335 PR target/20093
1336 * simplify-rtx.c (simplify_unary_operation_1): Check
1337 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1339 2005-04-06 James E Wilson <wilson@specifixinc.com>
1341 PR target/20717
1342 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1343 ADDR_EXPR.
1345 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1347 * coverage.h (GCOV_TYPE_NODE): Delete.
1348 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1349 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1350 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1351 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1352 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1354 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1356 PR other/20792
1357 * Makefile.in (gcc.pot): Remove options.c dependency.
1358 * optc-gen.awk: Don't quote help strings with N_().
1360 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1362 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1363 the function returns a pointer type.
1365 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1367 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1368 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1369 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1370 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1371 explicit_uses members.
1372 (get_or_create_used_part_for): Initialize new fields.
1373 (fieldoff_compare): New function.
1374 (create_overlap_variables_for): Count number of fields, use
1375 heuristic to determine whether to create subvars for vars with
1376 only implicit uses.
1377 Sort the field list by offset and avoid creating duplicate SFT's.
1379 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1381 * c.opt (-F): Remove trailing whitespace from help string.
1382 (-finput-charset): Use a tab to separate the switch name and help
1383 string.
1384 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1385 (-ftree-vectorizer-verbose): Likewise.
1387 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1389 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1390 a PHI argument where a use occurs instead of all PHI arguments.
1392 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1394 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1395 scope.
1397 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1399 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1400 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1401 config/bfin/bfin.h: Fix comment typos.
1403 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1405 * doc/install.texi: Update the URL for Jacks.
1406 * doc/sourcebuild.texi: Likewise.
1408 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1410 PR target/17245
1411 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1412 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1414 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1416 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1418 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1420 * config/v850/v850-protos.h (override_options): Delete.
1421 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1422 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1423 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1424 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1425 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1426 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1427 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1428 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1429 (OVERRIDE_OPTIONS): Delete.
1430 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1431 (small_memory_info): Remove the value field.
1432 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1433 TARGET_NO_APP_REGS.
1434 * config/v850/v850.c (small_memory): Remove the value field.
1435 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1436 (override_options): Delete.
1437 (v850_handle_memory_option, v850_handle_option): New functions.
1438 * config/v850/v850.opt: New file.
1440 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1442 * config.host: Add a section for generic hosts, and a subsection
1443 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1444 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1445 * config/host-darwin.h: New.
1446 * config/x-darwin: New.
1447 * config/i386/host-i386-darwin.c: New.
1448 * config/i386/x-darwin: New.
1449 * config/rs6000/host-darwin.c: Include host-darwin.h.
1450 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1451 (darwin_rs6000_gt_pch_use_address): Likewise.
1452 * config/rs6000/x-darwin: Change name of .o built, update
1453 dependencies for changes to rs6000/host-darwin.c.
1455 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1457 PR target/17824
1458 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1460 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1462 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1463 split_loop_exit_edge instead of loop_split_edge_with.
1465 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1467 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1468 UNSPEC_SET_VSCR): New constants, used throughout.
1469 (*andc3_v4sf): New.
1470 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1471 Replace with...
1472 (altivec_vspltis<VI_char>): ... this pattern, using
1473 a QImode const_int_operand for the immediate.
1474 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1475 define_expands.
1477 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1479 PR target/17822
1480 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1482 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1484 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1486 2005-04-06 Ben Elliston <bje@au.ibm.com>
1488 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1489 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1490 macros as living in "this file" and not gcc.h.
1492 2005-04-06 Ben Elliston <bje@au.ibm.com>
1494 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1495 -ftree-live_range_split. Perhaps renamed at some point?
1497 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1499 PR target/20625
1500 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1501 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1503 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1505 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1506 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1507 (number_of_iterations_special): New function.
1508 (number_of_iterations_exit): Use number_of_iterations_special.
1509 Use simplify_using_outer_evolutions only at -O3.
1510 (number_of_iterations_cond, tree_simplify_using_condition,
1511 simplify_using_initial_conditions, loop_niter_by_eval,
1512 compare_trees, can_count_iv_in_wider_type_bound,
1513 simplify_using_outer_evolutions): Use fold_build.
1515 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1517 * doc/install.texi (Configuration): Document --with-java-home.
1519 2005-04-05 Richard Henderson <rth@redhat.com>
1521 PR target/20342
1522 PR target/20447
1523 * config/i386/i386.c (print_operand): Handle vector zeros.
1524 (ix86_split_to_parts): Handle CONST_VECTOR.
1525 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1526 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1527 what modes to tie for MMX and SSE registers.
1528 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1529 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1530 to vector modes as well.
1531 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1532 properly as an input mode.
1534 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1536 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1538 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1540 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1542 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1544 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1545 and local functions, set sse_nregs to 8 and float_in_sse.
1546 (function_arg_advance, function_arg): If float_in_sse, pass
1547 SFmode and DFmode arguments in SSE registers.
1548 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1550 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1551 of -funit-at-a-time.
1553 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1555 * config/i386/i386-protos.h (ix86_function_value): Accept two
1556 arguments, like the target macro.
1557 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1558 * config/i386/i386.c (ix86_function_value): Accept the second
1559 argument of the target macro.
1560 (ix86_function_ok_for_sibcall): Pass a function pointer to
1561 ix86_function_value.
1562 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1563 call to ix86_value_regno).
1564 (ix86_value_regno): Add support for returning floating point values
1565 in SSE registers.
1567 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1569 PR tree-optimization/20076
1570 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1571 that call __builtin_return or __builtin_apply_args.
1573 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1575 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1576 Use immediate use iterator.
1577 (stmt_is_bumper_for_loop): Use immediate use iterator.
1578 * predict.c (strip_builtin_expect): Use update_stmt.
1579 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1580 on all elements of a STATEMENT_LIST.
1581 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1582 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1583 (bsi_replace): Mark stmt as modified and the update it.
1584 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1585 (expand_complex_libcal): Call update_stmt.
1586 (expand_complex_comparison): Call mark_stmt_modified.
1587 (expand_complex_operations_1): Call update_stmt_if_modified.
1588 (expand_vector_operations_1): Call mark_stmt_modified.
1589 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1590 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1591 add_immediate_use, redirect_immediate_use,
1592 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1593 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1594 (mark_new_vars_to_rename): Call update_stmt.
1595 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1596 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1597 Ignore PHI nodes.
1598 (unmodify_stmt): Delete.
1599 (update_stmt): New. Force an update of a stmt.
1600 (update_stmt_if_modified): update a stmt if it is out of date.
1601 (get_stmt_operands): Verify stmt is NOT modified.
1602 (stmt_modified_p): Update comment.
1603 (delink_imm_use): Remove a use node from its immuse list.
1604 (link_imm_use_to_list): Link a use node to a specific list.
1605 (link_imm_use): Link a node to the correct list.
1606 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1607 it in the correct list, if appropriate.
1608 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1609 (relink_imm_use): Link a use node in place of another node in a list.
1610 (relink_imm_use_stmt): LInk a node in place of another node, and set
1611 the stmt pointer.
1612 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1613 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1614 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1615 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1616 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1617 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1618 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1619 (has_zero_uses): New. Return true if there are no uses of a var.
1620 (has_single_use): New. Return true if there is only a single use of a
1621 variable.
1622 (single_imm_use): New. Return the simgle immediate use.
1623 (num_imm_uses): New. Return the number of immediate uses.
1624 (get_v_must_def_ops): Use is now a pointer.
1625 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1626 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1627 the use node.
1628 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1629 (delink_stmt_imm_use): Delink all immuses from a stmt.
1630 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1631 * tree-flow.h (struct dataflow_d): Delete.
1632 (immediate_use_iterator_d): New. Immediate use iterator struct.
1633 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1634 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1635 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1636 iteration.
1637 (struct stmt_ann_d): Remove dataflow_t from struct.
1638 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1639 (if_convertible_phi_p): Use FAST immuse iterator.
1640 (if_convertible_loop_p): Don't call compute_immediate_uses.
1641 (replace_phi_with_cond_modify_expr): Call update_stmt.
1642 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1643 update_stmt_if_modified.
1644 (rewrite_all_into_ssa): Initialize ssa operands.
1645 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1646 compute_immediate_uses.
1647 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1648 ssa_property is available.
1649 (execute_one_pass): Change parameters passed to execute_todo.
1650 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1651 (remove_ssa_form): Call fini_ssa_operands.
1652 (insert_backedge_copies): Delete call to modify_stmt.
1653 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1654 (release_phi_node): Delink any use nodes before releasing.
1655 (resize_phi_node): Relink any use nodes.
1656 (remove_phi_arg_num): Delink the use node.
1657 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1658 (remove_all_phi_nodes_for): Release phi node first.
1659 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1660 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1661 (scalarize_use, scalarize_copy): Call update_stmt.
1662 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1663 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1664 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1665 (ccp_initialize): Remove call to compute_immediate_uses.
1666 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1667 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1668 stmts.
1669 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1670 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1671 (eliminate_redundant_computations): Call mark_stmt_modified.
1672 (cprop_operand): Call mark_stmt_modified.
1673 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1674 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1675 (dse_optimize_stmt): Use new immuse interface.
1676 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1677 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1678 (substitute_single_use_vars): Use new immuse interface.
1679 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1680 and compute_immediate_uses.
1681 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1682 interface.
1683 (rewrite_mem_refs): Call update_stmt.
1684 (determine_lsm): Remove call to compute_imm_uses and free_df.
1685 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1686 (try_unroll_loop_completely): Call update_stmt.
1687 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1688 (rewrite_use_compare): Call update_stmt.
1689 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1690 (rewrite_use) : Call update_stmt.
1691 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1692 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1693 update_stmt.
1694 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1695 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1696 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1697 use nodes.
1698 (initialize_vuse_operand): New. Initialize a vuse operand.
1699 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1700 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1701 (finalize_ssa_defs): Use stmt parameter.
1702 (correct_use_link): Ensure a use node is in the correct list, and has
1703 the correct stmt pointer.
1704 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1705 finalize_ssa_v_must_defs): Also initialize use nodes.
1706 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1707 (build_ssa_operands): Seperate parsing from final operand construction.
1708 (parse_ssa_operands): New. Parse entry point for operand building.
1709 (swap_tree_operands): New. Swap 2 tree operands.
1710 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1711 operands.
1712 (get_expr_operands): Call swap_tree_operands when needed.
1713 (copy_virtual_operands): Use initialize routines for virtual use ops.
1714 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1715 (verify_abort): New. Issue imm_use error.
1716 (verify_imm_links): New Verify imm_use links for a var.
1717 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1718 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1719 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1720 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1721 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1722 (NULL_USE_OPERAND_P) Define.
1723 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1724 use node.
1725 (struct vuse_operand_type): New struct.
1726 (SET_USE): Call set_ssa_use_from_ptr.
1727 (USE_STMT): Define.
1728 (PHI_ARG_INDEX_FROM_USE): Define.
1729 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1730 argument via SET_USE, not PHI_ARG_DEF_TREE.
1731 * tree-ssa-pre.c (eliminate): Call update_stmt.
1732 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1733 call free_df.
1734 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1735 (nearest_common_dominator_of_uses): Use imm_use iterator.
1736 (statement_sink_location): Use imm_use iterator and interface.
1737 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1738 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1739 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1740 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1741 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1742 if new parameter is true.
1743 (init_tree_ssa): Don't initialize operand cache here.
1744 (delete_tree_ssa): Don't destroy operand cache here.
1745 (propagate_into_addr): Pass in a use pointer, return true if anything
1746 was changed.
1747 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1748 (check_phi_redundancy): Use imm_use iterator.
1749 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1750 free_df.
1751 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1752 (release_ssa_name): Delink node and all elements in its imm_use list.
1753 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1754 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1755 * tree-vectorizer.c (need_imm_uses_for): Delete.
1756 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1757 * tree.h (struct ssa_imm_use_d): Define.
1758 (SSA_NAME_IMM_USE_NODE): Define.
1759 (struct tree_ssa_name): Add imm_use node.
1760 (PHI_DF): Delete.
1761 (PHI_ARG_IMM_USE_NODE): Define.
1762 (struct phi_arg_d): Add imm_use node.
1763 (struct tree_phi_node): Remove struct dataflow_d element.
1764 (TDF_STMTADDR): Define.
1766 2005-04-05 Dale Johannesen <dalej@apple.com>
1768 * doc/invoke.texi (Optimization Options): Remove
1769 duplicate -fcse-follow-jumps. Add -fweb.
1770 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1771 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1773 2005-04-05 Per Bothner <per@bothner.com>
1775 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1776 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1777 (warn_uninit): Get EXPR_LOCUS from context now instead.
1778 This fixes a USE_MAPPED_LOCATION testsuite failure.
1780 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1782 2005-04-05 Per Bothner <per@bothner.com>
1784 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1785 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1786 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1787 before warning.
1789 2004-04-05 Devang Patel <dpatel@apple.com>
1791 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1792 (lhsr<mode>3): ... new name.
1793 (altivec_vsra<VI_char>): Rename to ..
1794 (ashr<mode>3): ... new name.
1795 * config/rs6000/rs6000.c (builtin_description): Rename shift
1796 operations.
1798 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1800 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1801 gen_lowpart_for_combine.
1802 * cse.c (gen_lowpart_if_possible): Move...
1803 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1804 gen_lowpart_SUBREG.
1805 (gen_lowpart_no_emit_general): Use it.
1807 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1809 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1810 overriding.
1812 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1814 * system.h: Fix typo.
1816 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1818 * config/bfin/bfin-modes.def: New file.
1819 * config/bfin/bfin-protos.h: New file.
1820 * config/bfin/bfin.c: New file.
1821 * config/bfin/bfin.h: New file.
1822 * config/bfin/bfin.md: New file.
1823 * config/bfin/bfin.opt: New file.
1824 * config/bfin/crti.s: New file.
1825 * config/bfin/crtn.s: New file.
1826 * config/bfin/elf.h: New file.
1827 * config/bfin/lib1funcs.asm: New file.
1828 * config/bfin/predicates.md: New file.
1829 * config/bfin/t-bfin: New file.
1830 * config/bfin/t-bfin-elf: New file.
1831 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1832 Document new attributes.
1833 (interrupt, interrupt_handler, saveall): Update documentation for
1834 these attributes.
1835 * doc/install.texi (Specific): Add entry for the Blackfin.
1836 * doc/invoke.texi (Blackfin Options): New section.
1837 * doc/md.texi (Blackfin family): New section to document constraints.
1838 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1840 2005-04-05 Olivier Hainque <hainque@adacore.com>
1842 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1843 match what the system unwinder expects.
1844 * config/mips/mips.c (mips_frame_set): If we're saving the return
1845 address register and the dwarf return address column number differs
1846 from the hard register number, adjust the note reg to refer to the
1847 former.
1849 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1851 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1852 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1853 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1854 (processor_type): New enum.
1855 (mn10300_processor): New variable.
1856 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1857 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1858 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1859 (PROCESSOR_DEFAULT): New macro.
1860 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1861 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1862 (mn10300_handle_option, mn10300_override_options): New functions.
1863 * config/mn10300/mn10300.opt: New file.
1865 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1866 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1868 PR tree-optimization/19903
1869 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1870 that don't fit in their type after conversion.
1872 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1874 PR target/20421
1875 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1876 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1877 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1878 flag here. Implement using define_insn_and_split.
1879 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1880 (frndintxf2_mask_pm_i387): New insn patterns.
1881 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1882 Do not set ix86_optimize_mode_switching flag.
1883 (ceilsf2, ceildf2, ceilxf2): Same.
1884 (btruncsf2, btruncdf2, btruncxf2): Same.
1885 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1887 2005-04-05 Ian Lance Taylor <ian@airs.com>
1889 PR debug/9963
1890 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1891 i386_pe_record_external_function.
1892 (i386_pe_record_external_function): Update declaration.
1893 * config/i386/winnt.c (struct extern_list): Add decl field.
1894 (i386_pe_record_external_function): Add decl parameter.
1895 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1896 identifier.
1897 * config/i386/i386-protos.h (i386_pe_record_external_function):
1898 Update declaration.
1900 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1902 * config/m68k/m68k-protos.h: Add a prototype for
1903 valid_dbcc_comparison_p_2.
1904 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1905 extend_operator, const_uint32_operand, const_sint32_operand,
1906 general_src_operand, nonimmediate_src_operand,
1907 memory_src_operand, post_inc_operand, pre_dec_operand,
1908 pcrel_address): Move to predicates to predicates.md.
1909 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1910 * config/m68k/m68k.md: Include predicates.md.
1911 * config/m68k/predicates.md: New.
1913 2005-04-04 Roger Sayle <roger@eyesopen.com>
1915 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1917 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1919 2005-04-04 Ian Lance Taylor <ian@airs.com>
1921 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1922 switch_expr.
1923 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1924 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1925 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1926 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1927 * c-common.c (c_do_switch_warnings_1): New static function broken
1928 out of c_do_switch_warnings.
1929 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1930 (c_do_switch_expr_warnings): New function.
1931 * c-common.h (c_do_switch_expr_warnings): Declare.
1933 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1934 Daniel Jacobowitz <dan@codesourcery.com>
1936 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1937 trapping divide.
1938 * rtlanal.c (may_trap_p): Same.
1940 2005-04-04 Dale Johannesen <dalej@apple.com>
1942 * ChangeLog: remove reference to ChangeLog.12.
1944 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1946 CRIS epilogue as RTL.
1947 * config/cris/cris.md: Change all 0 in unspec 0 to
1948 CRIS_UNSPEC_PLT.
1949 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1950 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1951 patterns.
1952 ("return"): Change to define_expand. Call cris_expand_return for
1953 actual expansion.
1954 ("*return_expanded"): New pattern.
1955 ("epilogue"): New define_expand.
1956 * config/cris/cris.h (PREDICATE_CODES): Add
1957 cris_load_multiple_op.
1958 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1959 type.
1960 (enum cris_retinsn_type): New.
1961 (struct machine_function): New member return_type.
1962 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1963 (cris_target_asm_function_epilogue): Remove, moving RTLified
1964 contents to...
1965 (cris_expand_epilogue): New function.
1966 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1967 (cris_gen_movem_load, cris_load_multiple_op)
1968 (cris_return_address_on_stack_for_return, cris_expand_return): New
1969 functions.
1970 (cris_target_asm_function_prologue)
1971 (cris_initial_frame_pointer_offset): Call
1972 cris_reg_saved_in_regsave_area instead of complicated expression.
1973 Call cris_return_address_on_stack instead of an expression.
1974 (cris_print_operand) <case 'o', case 'O'>: New cases.
1975 (cris_return_address_on_stack): Change return-type to bool.
1976 (cris_simple_epilogue): Ditto. Return false if registers are
1977 saved.
1978 * config/cris/cris-protos.h (cris_simple_epilogue)
1979 (cris_return_address_on_stack): Adjust prototype return type.
1980 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1981 (cris_return_address_on_stack_for_return): New prototypes.
1983 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1985 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1986 gpr_or_int12_operand.
1988 * config/frv/frv-protos.h: Add a prototype to
1989 frv_legitimate_memory_operand and frv_const_unspec_p.
1990 (frv_unspec): Move from frv.c.
1991 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1992 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1993 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1994 gpr_or_fpr_operand, gpr_or_int12_operand,
1995 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1996 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1997 int6_operand, int5_operand, uint5_operand, uint4_operand,
1998 uint1_operand, int_2word_operand, uint16_operand,
1999 upper_int16_operand, integer_register_operand,
2000 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2001 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2002 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2003 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2004 move_destination_operand, movcc_fp_destination_operand,
2005 frv_function_symbol_referenced_p, move_source_operand,
2006 condexec_dest_operand, condexec_source_operand,
2007 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2008 const_unspec_operand, gpr_or_memory_operand,
2009 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2010 icc_operand, fcc_operand, cc_operand, icr_operand,
2011 fcr_operand, cr_operand, call_operand, sibcall_operand,
2012 symbolic_operand, relational_operator,
2013 integer_relational_operator, float_relational_operator,
2014 ccr_eqne_operator, minmax_operator,
2015 condexec_si_binary_operator, condexec_si_media_operator,
2016 condexec_si_divide_operator, condexec_si_unary_operator,
2017 condexec_sf_conv_operator, condexec_sf_add_operator,
2018 condexec_memory_operand, intop_compare_operator, acc_operand,
2019 even_acc_operand, quad_acc_operand, accg_operand: Move to
2020 predicates.md.
2021 * config/frv/frv.h (PREDICATE_CODES): Remove.
2022 * config/frv/frv.md: Include predicates.md.
2023 * config/frv/predicates.md: New.
2025 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2027 PR target/19537
2028 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2029 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2030 (add_standard_iv_candidates_for_size): New function, extracting code
2031 from add_standard_iv_candidates and parameterizing it by type size.
2032 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2034 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2036 * system.h (GCOV_SIZE_TYPE): Unposion.
2037 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2038 (GCOV_TYPE_SIZE): ...this new macro.
2039 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2040 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2041 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2042 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2043 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2044 instead of unsigned_intSI_type_node.
2045 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2046 (rtl_gen_one_value_profiler_no_edge_manipulation)
2047 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2048 * value-prof.c: Include coverage.h.
2050 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2051 Diego Novillo <dnovillo@redhat.com>
2053 Fix PR tree-optimization/20703
2054 Fix PR tree-optimization/20725
2056 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2057 (create_expression_by_pieces): Ditto.
2058 (valid_in_set): Ditto. Also handle tcc_declaration.
2059 (find_or_generate_expression): Handle comparison class.
2060 (insert_into_preds_of_block): Ditto.
2061 (insert_aux): Ditto.
2062 (create_value_expr_from): Handle comparison class, recursively
2063 handle reference nodes.
2064 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2065 (execute_pre): Fix spacing.
2066 (do_fre): Renamed to execute_fre.
2068 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2070 * doc/invoke.texi (SPARC options): Document that
2071 -mlittle-endian is not supported on Linux either.
2073 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2075 PR target/4198
2076 PR target/12027
2077 * config.gcc (Obsolete configurations): Remove
2078 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2079 (sparclite-*-coff*): Delete.
2080 (sparclite-*-elf*): Likewise.
2081 (sparc86x-*-elf*): Likewise.
2082 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2083 * config/sparc/lite.h: Delete.
2084 * config/sparc/litecoff.h: Likewise.
2085 * config/sparc/liteelf.h: Likewise.
2086 * config/sparc/sp86x-elf.h: Likewise.
2087 * config/sparc/t-sparclite: Likewise.
2088 * config/sparc/t-sp86x: Likewise.
2090 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2092 * config/s390/s390-protos.h: (s390_comparison,
2093 s390_alc_comparison, s390_slb_comparison, const0_operand,
2094 consttable_operand, larl_operand, s_operand,
2095 shift_count_operand, bras_sym_operand, load_multiple_operation,
2096 store_multiple_operation, s390_plus_operand): Remove prototypes.
2097 (s390_legitimate_address_without_index_p): New prototype.
2098 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2099 to s390.h.
2100 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2101 const0_operand, consttable_operand, larl_operand, s_operand,
2102 shift_count_operand, bras_sym_operand, load_multiple_operation,
2103 store_multiple_operation, s390_plus_operand): Move to
2104 predicates.md.
2105 (check_mode): Remove.
2106 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2107 s390-protos.h.
2108 (s390_legitimate_address_without_index_p): New.
2109 * config/s390/s390.h (PREDICATE_CODES): Remove.
2110 * config/s390/s390.md: Include predicates.md.
2111 * config/s390/predicates.md: New.
2113 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2115 PR target/20446
2116 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2117 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2118 (NEED_INDICATE_EXEC_STACK): Define to 1.
2119 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2120 (NEED_INDICATE_EXEC_STACK): Define to 1.
2121 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2122 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2123 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2124 (pic_helper_emitted_p): New global.
2125 (emit_pic_helper): New function extracted from...
2126 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2127 Do not call emit_pic_helper if delay_pic_helper is true.
2128 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2129 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2130 (sparc_file_end): New function.
2132 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2134 * config/mcore/mcore-protos.h: Remove the prototypes for
2135 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2136 mcore_general_movdst_operand, mcore_reload_operand,
2137 mcore_arith_J_operand, mcore_arith_K_operand,
2138 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2139 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2140 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2141 mcore_literal_K_operand, mcore_addsub_operand,
2142 mcore_compare_operand, mcore_load_multiple_operation,
2143 mcore_store_multiple_operation, mcore_call_address_operand.
2144 Add a prototype for const_ok_for_mcore.
2145 * config/mcore/mcore.c (mcore_call_address_operand,
2146 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2147 mcore_arith_reg_operand, mcore_reload_operand,
2148 mcore_arith_J_operand, mcore_arith_K_operand,
2149 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2150 mcore_arith_M_operand, mcore_arith_imm_operand,
2151 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2152 mcore_literal_K_operand, mcore_addsub_operand,
2153 mcore_compare_operand, mcore_load_multiple_operation,
2154 mcore_store_multiple_operation): Move to predicates.md.
2155 (const_ok_for_mcore): Export.
2156 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2157 * config/mcore/mcore.md: Include predicates.md.
2158 * config/mcore/predicates.md: New.
2160 * config/mcore/predicates.md: Fix a comment typo.
2162 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2163 Adrian Straetling <straetling@de.ibm.com>
2165 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2166 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2167 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2168 attribute.
2169 ("imul"): Removed from "type" attribute.
2170 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2171 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2172 Changed type to imulsi.
2173 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2175 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2177 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2178 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2179 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2180 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2181 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2182 (TARGET_SWITCHES, mcore_stack_increment_string)
2183 (TARGET_OPTIONS): Delete.
2184 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2185 than *_BIT constants.
2186 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2187 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2188 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2189 (mcore_override_options): Delete mcore_stack_increment code.
2190 Change use of M340_BIT to MASK_M340.
2191 * config/mcore/mcore.opt: New file.
2193 2005-04-04 Ian Lance Taylor <ian@airs.com>
2195 * config/arm/arm.c (replace_symbols_in_block): Remove static
2196 function.
2198 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2200 * config/fr30/fr30-protos.h: Remove the prototypes for
2201 stack_add_operand, add_immediate_operand,
2202 high_register_operand, low_register_operand, call_operand,
2203 di_operand, and nonimmediate_di_operand.
2204 * config/fr30/fr30.c (stack_add_operand,
2205 add_immediate_operand, high_register_operand,
2206 low_register_operand, call_operand, di_operand,
2207 nonimmediate_di_operand): Move to predicates.md.
2208 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2209 * config/fr30/fr30.md: Include predicates.md.
2210 * config/fr30/predicates.md: New.
2212 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2213 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2214 mcore_call_address_operand.
2216 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2217 general_movsrc_operand.
2219 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2221 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2222 after freeing.
2224 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2226 PR target/14812
2227 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2228 a negated value.
2230 2005-04-04 Richard Henderson <rth@redhat.com>
2231 Jakub Jelinek <jakub@redhat.com>
2233 PR rtl-optimization/16104
2234 * fold-const.c (fold_unary): Fix folding of vector conversions.
2236 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2238 * config.gcc (xstormy16-*-elf): Set extra_options.
2239 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2240 * config/stormy16/stormy16.opt: New file.
2242 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2244 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2245 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2246 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2247 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2248 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2249 (TARGET_UNIX_ASM): Delete.
2250 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2251 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2252 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2253 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2254 * config/pdp11/pdp11.opt: New file.
2256 2005-04-03 Roger Sayle <roger@eyesopen.com>
2257 Alexandre Oliva <aoliva@redhat.com>
2259 PR c++/19199
2260 * fold-const.c (non_lvalue): Split tests into...
2261 (maybe_lvalue_p): New function.
2262 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2263 C++ front-end prior to lowering into gimple form.
2265 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2267 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2268 BUILT_IN_STRNCASECMP): New.
2269 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2270 and strndup.
2272 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2274 PR target/14812
2275 * arm.md (addsi3_compare0_for_combiner): Delete.
2276 (addsi3_compare0_scratch_for_combiner): Delete.
2277 (cmpsi_neg_shiftsi): Delete.
2278 (compare_negsi_si): New pattern.
2279 (cmpsi_negshiftsi_si): New pattern.
2280 (negated_cbranchsi4): Restrict to equality_operator.
2282 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2283 template.
2285 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2287 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2288 Fix comment typos.
2290 * doc/install.texi: Fix a typo.
2292 2005-04-03 Steven Bosscher <stevenb@suse.de>
2294 PR middle-end/20648
2295 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2296 a computed goto if the edge to the computed goto block has
2297 incoming abnormal edges. Clarify how the function works.
2299 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2301 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2302 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2303 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2304 hash_scan_set, reg_set_between_after_reload_p,
2305 reg_used_between_after_reload_p, get_avail_load_store_reg,
2306 eliminate_partially_redundant_load): Likewise.
2307 * postreload.c (reload_cse_simplify_set,
2308 reload_combine_note_use): Likewise.
2309 * predict.c (predict_insn, expected_value_to_br_prob,
2310 propagate_freq, expensive_function_p): Likewise.
2311 * print-rtl.c (print_rtx): Likewise.
2312 * profile.c (instrument_edges, instrument_values,
2313 compute_branch_probabilities, branch_prob, union_groups,
2314 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2315 * protoize.c (in_system_include_dir, file_could_be_converted,
2316 file_normally_convertible, gen_aux_info_file, seek_to_line,
2317 do_cleaning): Likewise.
2318 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2319 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2320 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2322 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2324 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2325 * modulo-sched.c (undo_replace_buff_elem): New structure.
2326 (kernel_number_of_cycles, ps_unschedule_node,
2327 undo_generate_reg_moves,free_undo_replace_buff,
2328 undo_permute_partial_schedule, loop_single_full_bb_p,
2329 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2330 build_loops_structure, get_sched_window): New.
2331 (generate_reg_moves): Return undo_replace_buff_elem and other
2332 fixes.
2333 (generate_prolog_epilog): Remove old loop versioning.
2334 (sms_schedule): Use loop information and loop_version.
2335 (sms_schedule_by_order): Split part of it to get_sched_window.
2336 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2337 cfg_layout_finalize and free_dominance_info before/after SMS.
2339 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2341 * cfghooks.c (lv_flush_pending_stmts,
2342 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2343 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2344 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2345 lv_add_condition_to_bb,
2346 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2347 flush_pending_stmts): New in cfg_hooks structure.
2348 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2349 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2350 lv_add_condition_to_bb): New declarations.
2351 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2352 bool.
2353 (loop_version): Declare.
2354 * cfgloopmanip.c (cfghooks.h): Include.
2355 (duplicate_loop_to_header_edge): Change return type to bool.
2356 (loop_version, lv_adjust_loop_entry_edge): Move here.
2357 * cfgrtl.c (cfgloop.h): Include.
2358 (rtl_verify_flow_info_1): Fix.
2359 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2360 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2361 initialization.
2362 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2363 tree_lv_add_condition_to_bb): New.
2364 (tree_cfg_hooks): Add new hooks to initialization.
2365 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2366 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2368 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2370 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2371 xstormy16_below100_or_register,
2372 xstormy16_splittable_below100_or_register, and
2373 nonimmediate_nonstack_operand.
2375 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2376 xstormy16_ineqsi_operator, equality_operator,
2377 inequality_operator, shift_operator,
2378 xstormy16_below100_operand, xstormy16_below100_or_register,
2379 xstormy16_splittable_below100_or_register,
2380 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2381 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2382 equality_operator, inequality_operator,
2383 xstormy16_below100_operand, xstormy16_below100_or_register,
2384 xstormy16_splittable_below100_or_register,
2385 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2386 nonimmediate_nonstack_operand, shift_operator): Move to
2387 predicates.md.
2388 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2389 * config/stormy16/stormy16.md: Include predicates.md.
2390 * config/stormy16/predicates.md: New.
2392 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2394 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2395 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2396 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2397 move_operand, power_of_2_operand): Move to predicates.md.
2398 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2399 PREDICATE_CODE): Remove.
2400 * config/iq2000/iq2000.md: Include predicates.md.
2401 * config/iq2000/predicates.md: New.
2403 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2405 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2406 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2407 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2408 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2409 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2410 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2411 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2412 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2413 (TARGET_M68HC11): Delete.
2414 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2415 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2416 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2417 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2418 (nb_soft_regs): Delete.
2419 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2420 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2421 and MASK_M6812 being set simultaneously. Change the code that sets
2422 the default m68hc11_soft_reg_count to use integers instead of strings.
2423 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2424 m68hc11_soft_reg_count (which now has an int type) as the number
2425 of soft registers.
2426 * config/m68hc11/m68hc11.opt: New file.
2428 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2430 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2431 fp_displacement_operand, sp_displacement_operand.
2433 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2434 m68hcc_auto_inc_p.
2435 Remove the prototypes for tst_operand, cmp_operand,
2436 stack_register_operand, d_register_operand,
2437 hard_addr_reg_operand, splitable_operand,
2438 m68hc11_logical_operator, m68hc11_arith_operator,
2439 m68hc11_non_shift_operator, m68hc11_shift_operator,
2440 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2441 non_push_operand, hard_reg_operand, and
2442 reg_or_some_mem_operand.
2443 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2444 extern.
2445 (tst_operand, cmp_operand, non_push_operand,
2446 splitable_operand, reg_or_some_mem_operand,
2447 stack_register_operand, d_register_operand,
2448 hard_addr_reg_operand, hard_reg_operand,
2449 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2450 m68hc11_arith_operator, m68hc11_non_shift_operator,
2451 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2452 predicates.md.
2453 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2454 * config/m68hc11/m68hc11.md: Include predicates.md.
2455 * config/m68hc11/predicates.md: New.
2457 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2459 PR debug/19345
2460 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2461 change checked in along with 2005-03-03's patch for debug/20253.
2462 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2463 (remap_decl): Insert type decl in map earlier.
2465 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2467 PR tree-optimization/20640
2468 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2469 post-dominator if it has phi nodes.
2470 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2471 before dead statements.
2473 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2475 PR middle-end/20491
2476 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2478 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2480 PR rtl-optimization/20290
2481 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2482 in every iteration if the entry point is the exit test.
2484 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2486 * config/cris/cris.md (attribute "length"): Define.
2488 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2490 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2491 (word_offset_memref_operand): New.
2492 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2493 (indexed_or_indirect_operand): Delete.
2494 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2495 (indexed_or_indirect_operand): Delete.
2497 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2499 PR 20650
2500 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2501 a register.
2503 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2504 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2506 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2508 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2510 2005-04-01 Ian Lance Taylor <ian@airs.com>
2512 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2513 (rus, prus): Remove static variables.
2514 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2515 (process_command): Permit report_times and use_pipes together.
2517 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2519 * c-decl.c (validate_proto_after_old_defn): Look at
2520 TYPE_MAIN_VARIANT of argument types.
2522 2005-04-01 Paul Brook <paul@codesourcery.com>
2524 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2525 (arm_output_function_epilogue): Allow call_via_SP.
2526 (thumb_call_via_reg, arm_file_end): Ditto.
2527 * config/arm/arm.h (struct machine_function): Include space for SP.
2528 (thumb_call_via_label): Update declaration.
2530 2005-04-01 Ian Lance Taylor <ian@airs.com>
2532 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2533 doing a peephole optimization, once again put any notes in the
2534 proper position.
2536 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2538 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2540 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2542 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2543 (block_alloc, find_free_reg): Likewise.
2544 * loop-doloop.c (doloop_modify): Likewise.
2545 * loop-invariant.c (record_use): Likewise.
2546 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2547 get_iv_value, canon_condition, eliminate_implied_condition,
2548 eliminate_implied_condition, simplify_using_initial_values,
2549 shorten_into_mode, canonicalize_iv_subregs,
2550 iv_number_of_iterations): Likewise.
2551 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2552 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2553 unswitch_loop): Likewise.
2554 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2555 move_movables, replace_call_address, find_and_verify_loops,
2556 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2557 record_giv, final_giv_value, general_induction_var,
2558 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2559 loop_giv_dump): Likewise.
2561 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2562 GCOV_CHECK_WRITING): Remove.
2563 (gcov_position, gcov_rewrite): Use gcc_assert.
2564 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2565 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2566 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2567 gcc_assert.
2569 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2571 * tree-inline.c: Fix a typo.
2573 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2575 * configure.ac (enable-checking): Explicitly set all variables for
2576 collective switch values. Alphabetize variables. Rename
2577 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2578 synonym for 'no'.
2579 * doc/install.texi (enable-checking): Update documentation.
2580 * configure: Rebuilt.
2582 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2584 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2585 possible.
2587 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2589 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2590 Also reject cases where this pattern will cause load delay stalls
2591 unless optimizing for size and it will produce a shorter sequence.
2592 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2593 variants to avoid pre-adjusting the base when possible.
2595 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2597 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2598 the frame and argument pointers.
2599 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2600 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2601 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2602 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2603 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2604 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2606 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2608 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2609 with entry for selectany attribute.
2610 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2611 Declare.
2612 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2613 (i386_pe_asm_named_section): Handle sections generated by
2614 selectany attribute.
2615 * doc/extend.texi (selectany): Document attribute.
2617 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2618 Jan Hubicka <jh@suse.cz>
2620 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2621 to fix addresses involving EBP and ESP.
2622 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2623 for SUBREGed registers.
2624 (legitimate_address_p): Accept SUBREGed registers.
2626 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2628 PR c++/19406
2629 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2630 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2631 for FIELD_DECLs.
2633 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2635 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2637 2005-04-01 James E Wilson <wilson@specifixinc.com>
2639 PR c++/20505
2640 * dwarf2out.c (rtl_for_decl_init): New function.
2641 (rtl_for_decl_location): Extracted from here.
2642 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2643 add_const_value_attribute. Delete initializer_constant_valid_p call.
2645 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2647 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2648 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2649 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2650 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2651 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2652 config/i386/i386.md, config/rs6000/predicates.md,
2653 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2654 config/s390/s390.c, config/stormy16/stormy16.c,
2655 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2656 typos.
2658 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2660 PR c/17855
2661 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2662 COND_EXPR and CALL_EXPR.
2664 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2666 PR target/20632
2667 * genautomata.c (first_cycle_unit_presence): Check all alternative
2668 states for unit presence.
2670 * doc/md.texi: Remove remark about impossibility to query unit
2671 presence in non nondeterministic automaton state.
2673 * config/ia64/ia64.c (get_template): Change order of unit querying.
2675 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2677 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2678 obsolete comment.
2680 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2682 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2683 flag for edges outside any loops.
2685 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2687 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2689 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2691 * tree-ssa-alias.c: Follow spelling conventions.
2692 * doc/tree-ssa.texi: Fix a typo.
2694 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2696 * postreload-gcse.c: Include target.h.
2697 (gcse_after_reload_main): Return early if we cannot modify jumps.
2698 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2700 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2702 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2703 expensive operations.
2705 2005-03-31 Ian Lance Taylor <ian@airs.com>
2707 * collect2.c (lderrout): New variable.
2708 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2709 if it is set, to stderr.
2710 (handler): Unlink lderrout if it is set.
2711 (dump_file): Add "to" parameter. Change all callers.
2712 (main): Initialize lderrout.
2713 (collect_execute): Add errname parameter. Change all callers.
2714 Rename redir parameter to outname. Never pass
2715 PEX_STDERR_TO_STDOUT to pex_run.
2716 * collect2.h (collect_execute, dump_file): Update declarations.
2717 * tlink.c (tlink_execute): Add errname parameter. Change all
2718 callers.
2719 (do_tlink): Check lderrout as well as ldout.
2721 2005-03-31 Caroline Tice <ctice@apple.com>
2723 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2724 (bb-reorder.o): Add errors.h to list of requirements.
2725 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2726 profiledbootstrap flags.
2727 * bb-reorder.c (errors.h): Add new include.
2728 (struct bbro_basic_block_data_def): Add new field, in_trace.
2729 (add_unlikely_executed_notes): Remove function.
2730 (mark_bb_for_unlikely_executed_section): Remove function.
2731 (insert_section_boundary_note): New function.
2732 (verify_hot_cold_block_grouping): New function.
2733 (push_to_next_round_p): Remove variables and tests that push all
2734 cold blocks to last round.
2735 (find_traces): Remove code that added extra round of trace finding
2736 when doing partitioning.
2737 (find_traces_1_round) : Remove variable last_round; add code to
2738 update new struct field, in_trace; correct trace_length where it was
2739 incorrect before (after call to copy_bb); change code that pushed all
2740 cold blocks to last round. Instead verify that all blocks going into
2741 a trace belong in the same partition.
2742 (connect_traces): Modify to connect the traces in two passes, if the
2743 function contains both hot and cold blocks. The first pass connects
2744 all the traces for blocks in the partition that the first block in
2745 the function belongs to; the second pass connnects all the traces
2746 containing blocks that belong in the other partition.
2747 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2748 code that automatically put the first block in a function into the
2749 hot partition if the function had any hot blocks.
2750 (fix_crossing_unconditional_branches): Check number of succ edges
2751 before attempting to get one.
2752 (fix_edges_for_rarely_executed_code): Update comment describing
2753 function.
2754 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2755 remove call to add_unlikely_executed_notes; add call to
2756 verify_hot_cold_block_grouping.
2757 (duplicate_computed_gotos): Don't change computed goto if it's a
2758 crossing edge.
2759 (partition_hot_cold_basic_blocks): Update function comment.
2760 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2761 condition.
2762 (try_forward_edges): Likewise.
2763 (merge_blocks_move_predecessor_nojumps): Likewise.
2764 (merge_blocks_move_successor_nojumps): Likewise.
2765 (merge_blocks_move): Likewise.
2766 (try_crossjump_bb): Likewise.
2767 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2768 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2769 notes to cold bb's; remove call to update_unlikely_executed_notes.
2770 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2771 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2772 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2773 function declaration.
2774 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2775 from consideration.
2776 (rtl_can_merge_blocks): Remove redundancy from condition.
2777 (try_redirect_by_replacing_jump): Likewise.
2778 (force_nonfallthru_and_redirect): Remove code for adding
2779 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2780 (commit_one_edge_insertion): Likewise.
2781 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2782 * dbxout.c (FORCE_TEXT): Replace function_section with
2783 current_function_section.
2784 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2785 function, switch_text_section.
2786 (struct xcoff_debug): Likewise.
2787 (dbxout_function_end): Add code to put out label diffs for both
2788 hot and cold sections.
2789 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2790 for new debug_hooks funciton, switch_text_section..
2791 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2792 switch_text_section.
2793 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2794 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2795 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2796 dw_fde_switched_sections.
2797 (output_call_frame_info): Add test to see if function switches text
2798 sections in the middle; if so, use appropriate extra hot and cold
2799 section labels to compute size deltas for the hot and cold sections.
2800 (dwarf2out_begin_prologue): Add code to initialize new fields in
2801 dw_fde_struct.
2802 (dwarf2out_switch_text_section): New function (invoked through
2803 debug_hook); updates new fields in dw_fde_struct appropriately and
2804 increments separate_line_info_table_in_use.
2805 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2806 dwarf2out_switch_text_section.
2807 (struct var_loc_node): Add new field, section_label.
2808 (output_aranges): Add code to check whether in hot or cold section and
2809 use the appropriate label in calculating deltas.
2810 (output_ranges): Likewise.
2811 (output_line_info): Add code to check which section we're in and
2812 use appropriate hot/cold label.
2813 (add_location_or_constant_value_attribute): Likewise.
2814 (gen_subprogam_die): Modify arange attributes to use correct labels.
2815 (dwarf2out_begin_block): Change call to function_section into call to
2816 current_function_section.
2817 (dwarf2out_end_block): Likewise.
2818 (dwarf2out_source_line): Likewise.
2819 (dwarf2out_var_location): Add code to check whether in hot or cold
2820 section and use the appropriate label.
2821 * except.c (output_function_exception_table): Change call to
2822 function_section into call to current_function_section.
2823 * final.c (profile_function): Likewise.
2824 (scan_ahead_for_unlikely_executed_note): Remove function.
2825 (final_scan_insn): Remove calls to
2826 scan_ahead_for_unlikely_executed_note, and related code for switching
2827 to cold section, except for the single time
2828 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2829 debug_hooks->switch_text_sections; replace appropriate calls to
2830 function_section with calls to current_function_section.
2831 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2832 test_bb to condition.
2833 (find_if_case_2): Likewise.
2834 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2835 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2836 * opts.c (decode_options): Change warning about hot/cold partitioning
2837 with exceptionss to inform (so as not to cause bootstrap failures);
2838 remove warning about partitioning with DWARF debug info.
2839 * output.h (current_function_section): Add new function decl.
2840 (insert_section_boundary_note): Likewise.
2841 (enum in_section): Move this declaration here from varasm.c.
2842 (unlikely_section_label): Likewise.
2843 (unlikely_text_section_name): Likewise.
2844 (last_text_section_name): New global variable.
2845 (last_text_section): Likewise.
2846 (hot_section_label): Likewise.
2847 (hot_section_end_label): Likewise.
2848 (cold_section_end_label): Likewise.
2849 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2850 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2851 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2852 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2853 insn from consideration.
2854 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2855 switch_text_section.
2856 * varasm.c (basic-block.h): Add new include.
2857 (unlikely_section_label_printed): Remove global variable.
2858 (unlikely_section_label): Make global variable not be static any more.
2859 (unlikely_text_section_name): Likewise.
2860 (hot_section_end_label): New global variable (not static)
2861 (first_function_block_is_cold): Likewise.
2862 (hot_section_label): Likewise.
2863 (cold_section_end_label): Likewise..
2864 (last_text_section): New global variable, not static.
2865 (last_text_section_name): New global variable, not static.
2866 (initialize_cold_section_name): New function.
2867 (enum in_section): Move declaration to output.h.
2868 (text_section): Update last_text_section.
2869 (unlikely_text_section): Replace code to determine cold section name
2870 with call to initialize_cold_section_name; Add code to update
2871 last_text_section; remove code for printing out label.
2872 (named_section_real): Add code to update last_text_section and
2873 last_text_section_name as appropriate.
2874 (function_section): Change test for 'unlikely' to depend on
2875 first_function_block_is_cold (moved old test to
2876 current_function_section).
2877 (current_function_section): New function.
2878 (assemble_start_function): Move code that frees
2879 unlikely_text_section_name; initialize hot_section_end_label;
2880 print hot and cold section labels at the start of the function;
2881 set first_function_block_is_cold, if appropriate; initialize l
2882 ast_text_section; add call to insert_section_boundary_note.
2883 (assemble_end_function): Add code to write out hot and cold section
2884 end labels.
2885 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2886 switch_text_section.
2887 * config/darwin.c (machopic_select_section): Replace incorrect
2888 function in base_funs; update reloc for cold sections if necessary.
2889 * config/darwin.h (SECTION_FUNCTION): Add code to update
2890 last_text_section if appropriate.
2891 (text_unlikely_section): Remove.
2892 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2893 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2894 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2895 partitioning for this architecture.
2897 2005-03-31 Olivier Hainque <hainque@adacore.com>
2899 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2900 defined and non-zero.
2902 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2904 PR c++/18644
2905 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2906 semantics.
2908 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2910 PR target/20611
2911 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2912 label operand. Remove (use (unspec..)). Don't emit a label on
2913 the offset word.
2914 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2915 generate inline label for load_toc_v4_PIC_1b.
2916 (rs6000_emit_load_toc_table): Likewise.
2918 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2920 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2921 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2923 2005-03-29 Devang Patel <dpatel@apple.com>
2925 * tree-sra.c (decide_block_copy): Disable scalarization of
2926 sub-elements.
2928 2005-03-30 Stuart Hastings <stuart@apple.com>
2929 Dale Johannesen <dalej@apple.com>
2931 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2932 * print-tree.c (print_node): Add case STATEMENT_LIST.
2934 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2936 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2937 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2938 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2939 is given with "powerpc64*" or "all", or when --with-cpu chooses
2940 a 64-bit cpu.
2942 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2944 PR debug/20268
2945 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2946 gen_lexical_block_die.
2947 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2949 2005-03-31 Jan Hubicka <jh@suse.cz>
2951 2004-11-02 Jan Hubicka <jh@suse.cz>
2953 * cgraph.c (cgraph_varpool_node_name): New function.
2954 (dump_cgraph_varpool_node): New function.
2955 (dump_varpool): New function.
2956 * cgraphunit.c (cgraph_optimize): Dump varpool.
2958 2004-10-16 Jan Hubicka <jh@suse.cz>
2960 * cgraph.c (decide_is_variable_needed): New function.
2961 (cgraph_varpool_finalize_decl): Use it.
2962 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2963 unit-at-a-time.
2964 * final.c (output_addr_const): Do not call mark_referenced.
2965 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2966 always go via cgraph.
2967 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2968 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2969 * tree-optimize.c (execute_inline): Mark functions called.
2970 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2972 2004-10-11 Jan Hubicka <jh@suse.cz>
2974 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2975 (cgraph_varpool_last_needed_node): New static variable.
2976 (enqueue_needed_varpool_node): Break out from ...; add items to the
2977 end of queue; update first pointers.
2978 (cgraph_varpool_mark_needed_node): ... here.
2979 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2980 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2981 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2982 (cgraph_varpool_first_unanalyzed_node): Declare.
2983 * cgraphunit.c: Include output.h.
2984 (cgraph_varpool_analyze_pending_decls): New function.
2985 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2986 for errors, analyze pending decls.
2987 (cgraph_finalize_compilation_unit): Only analyze decls.
2988 (cgraph_optimize): Assemble the decls after expanding.
2990 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2992 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2993 subvars get marked properly in tags for grouping.
2994 (add_pointed_to_var): Mark only actual pointed to
2995 variables/subvars in addresses needed.
2996 (create_overlap_variables_for): Clear call clobbered on original
2997 variable.
2998 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2999 addresable vars with subvars into list.
3000 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3001 subvar should be.
3003 2005-03-30 Richard Henderson <rth@redhat.com>
3005 * cgraph.h (struct cgraph_node): Add alias.
3006 * varasm.c (assemble_alias): Set it.
3007 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3008 avoid calling cgraph_expand_function.
3010 2005-03-30 Tom Tromey <tromey@redhat.com>
3012 * tree.def (FILE_TYPE): Removed.
3013 * typeclass.h (enum type_class): Removed file_type_class.
3014 * dwarf2out.c (is_base_type): Updated.
3015 (gen_type_die): Likewise.
3016 * dbxout.c (dbxout_type): Updated.
3017 * builtins.c (type_to_class): Updated.
3018 * tree.c (type_contains_placeholder_1): Updated.
3019 * config/sparc/sparc.c (sparc_type_code): Updated.
3020 * config/ia64/ia64.c (hfa_element_mode): Updated.
3021 * expr.c (count_type_elements): Updated.
3022 * stor-layout.c (layout_type): Updated.
3023 * tree-inline.c (remap_type): Updated.
3024 * tree-pretty-print.c (dump_generic_node): Updated.
3026 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3028 * builtins.c (expand_builtin_powi): Fix mode of
3029 2nd argument to match int.
3030 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3031 2nd argument type to int.
3032 * libgcc2.c: Change prototype of __powi* functions to use
3033 int.
3035 2005-03-30 Dale Johannesen <dalej@apple.com>
3037 PR middle-end/19225
3038 * calls.c (expand_call): Flush pending deferrals before
3039 throwing call.
3041 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3043 PR c/772
3044 PR c/17913
3045 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3046 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3047 c_label_context, label_context_stack): New.
3048 * c-decl.c (define_label): Check for jumps into statement
3049 expressions. Add label to list of defined labels.
3050 (start_function): Push context on label_context_stack.
3051 (finish_function): Pop context from label_context_stack.
3052 * c-typeck.c (label_context_stack): New.
3053 (c_finish_goto_label): Check for jumps into statement
3054 expressions. Add label to list of jumped to labels.
3055 (struct c_switch): Add blocked_stmt_expr.
3056 (c_start_case): Initialize it.
3057 (do_case): Check it.
3058 (c_finish_case): Verify !blocked_stmt_expr.
3059 (c_begin_stmt_expr): Push context on label_context_stack.
3060 Increment blocked_stmt_expr. Mark labels jumped to from outside
3061 as undefinable.
3062 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3063 defined in the statement expression and no longer jumpable to.
3064 Mark labels jumped to from just outside the statement expression
3065 as again definable. Pop context from label_context_stack.
3066 * doc/extend.texi (Statement Exprs): Update.
3068 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3070 PR c/20368
3071 * c-decl.c (start_function): Check for old_decl being
3072 error_mark_node.
3074 2005-03-30 Ian Lance Taylor <ian@airs.com>
3076 * final.c (final): Remove prescan parameter. Change all callers.
3077 (final_scan_insn): Remove prescan parameter. Change all callers.
3079 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3081 * tree-vectorizer.c: Fix comment typos.
3083 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3085 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3086 as soon as a chrec_dont_know is detected.
3088 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3090 Merge from csl-arm-branch.
3091 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3093 * tlink.c (recompile_files): Do not assume that "rename" can
3094 overwrite an existing file.
3096 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3098 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3099 * gcc/configure: Regenerate.
3101 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3103 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3105 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3107 * calls.c (struct arg_data): Update "partial" comment.
3108 (load_register_parameters): Update "nregs" comment.
3110 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3112 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3113 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3114 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3115 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3116 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3117 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3118 than target_flags & 0.
3119 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3120 (iq2000_arch, iq2000_parse_cpu): Delete.
3121 (TARGET_HANDLE_OPTION): Override default.
3122 (iq2000_handle_option): New function.
3123 (override_options): Remove -march= and -mcpu= handling.
3124 * config/iq2000/iq2000.opt: New file.
3126 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3128 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3129 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3130 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3131 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3132 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3133 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3134 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3135 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3136 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3137 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3138 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3139 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3140 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3141 (TARGET_OPTIONS): Delete.
3142 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3143 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3144 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3145 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3146 (c4x_cpu_version_string): Delete.
3147 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3148 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3149 equivalent -mcpu= option.
3150 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3151 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3152 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3153 or clearing the appropriate MASK_* bit.
3154 (c4x_file_start): Use c4x_cpu_version.
3155 * config/c4x/c4x.opt: New file.
3157 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3159 * doc/options.texi: Document the new MaskExists flag.
3160 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3161 if the option has the MaskExists flag.
3163 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3165 * opt-functions.awk (flag_set_p, test_flag): New functions.
3166 (switch_flags): Use them.
3167 * opth-gen.awk: Use flag_set_p to check for flags.
3168 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3170 2005-03-30 Ian Lance Taylor <ian@airs.com>
3172 * config.host (i[34567]86-*-mingw32*): Don't set
3173 host_can_use_collect2 to no.
3175 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3177 PR target/20203
3178 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3179 Remove convert_memory_address call duplicating that in memory_address.
3181 2005-03-29 Richard Henderson <rth@redhat.com>
3183 PR c/20519
3184 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3185 (build_compound_literal): Likewise. Propagate decl type into the
3186 initializer.
3187 (finish_decl): Likewise. Use new return value from complete_array_type
3188 for zero sized arrays.
3189 (complete_array_type): Move ...
3190 * c-common.c (complete_array_type): ... here. Change first argument
3191 to pointer-to-type-node. Consistently use sizetype for the index
3192 except for zero sized arrays. Detect zero sized arrays for pedantic
3193 mode diagnostics. Create a new type node instead of modifying the
3194 old node in place.
3195 * c-tree.h (complete_array_type): Move decl ...
3196 * c-common.h (complete_array_type): ... here.
3198 2005-03-29 Richard Henderson <rth@redhat.com>
3200 PR tree-opt/19108
3201 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3203 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3205 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3206 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3207 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3208 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3210 2005-03-29 Eric Christopher <echristo@redhat.com>
3212 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3213 truthvalue conversion removal.
3215 2005-03-29 Ian Lance Taylor <ian@airs.com>
3217 PR bootstrap/14316
3218 * collect2.c: Never include <vfork.h>.
3219 (VFORK_STRING, vfork): Don't define.
3220 (pid): Remove global variable.
3221 (handler): Call raise instead of kill (getpid(), ...).
3222 (collect_wait): Add pex parameter. Change all callers. Use
3223 pex_get_status rather than pwait.
3224 (do_wait): Add pex parameter. Change all callers.
3225 (collect_execute): Return struct pex_obj * rather than void. Use
3226 pex routines rather than pexecute.
3227 (fork_execute): Get pex_obj from collect_execute, and pass it to
3228 do_wait.
3229 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3230 Only declare quit_handler if SIGQUIT is defined.
3231 (scan_libraries): Likewise.
3232 * collect2.h (collect_execute): Update declaration.
3233 (collect_wait): Update declaration.
3234 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3235 pass it to collect_wait.
3237 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3239 PR c/20672
3240 * c-parser.c (c_parser_compound_statement_nostart): Give error
3241 message for EOF instead of just setting parser->error.
3243 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3245 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3246 (slpeel_update_phi_nodes_for_guard1): New function.
3247 (slpeel_update_phi_nodes_for_guard2): New function.
3248 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3249 of slpeel_update_phi_nodes_for_guard.
3250 (vectorize_loops): Remove call to loop_closed_rewrite.
3251 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3252 assertion.
3254 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3256 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3257 (TARGET_LITTLE_ENDIAN): New macro.
3258 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3259 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3260 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3261 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3262 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3263 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3264 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3265 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3266 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3267 (TARGET_OPTIONS): Delete.
3268 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3269 (CACHE_FLUSH_TRAP): Turn into an integer.
3270 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3271 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3272 -mflush-trap is in use.
3273 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3274 (m32r_cache_flush_trap_string): Delete.
3275 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3276 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3277 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3278 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3279 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3280 -mmodel= and -msdata= handling from...
3281 (m32r_init): ...here.
3282 * config/m32r/m32r.opt: New file.
3284 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3286 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3287 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3288 * tree-vect-analyze.c (vect_object_analysis): additional parm
3289 pass back a "struct ptr_info_def *" with the points-to info.
3290 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3291 statement using info returned from vect_object_analysis.
3292 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3293 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3294 for virtual uses and defs when creating a replacement vector
3295 reference. Call duplicate_ssa_name_ptr_info to define points-to
3296 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3297 (vectorizable_store): copy_virtual_operands and update
3298 definition statements.
3299 (vectorizable_load): copy_virtual_operands. Remove call to
3300 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3301 * tree-vectorizer.c (vectorize_loops): Remove calls to
3302 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3303 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3304 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3305 define macro STMT_VINFO_PTR_INFO for use in accessing.
3306 * tree.h add export of duplicate_ssa_name_ptr_info.
3307 * rs6000.c (altivec_init_builtins): Declare builtin function
3308 __builtin_altivec_mask_for_load to be "const".
3310 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3312 PR middle-end/20622
3313 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3314 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3315 assemble_variable on aliases.
3316 * varasm.c (assemble_alias): Set node->alias.
3317 * toplev.c (wrapup_global_declarations): Don't call
3318 rest_of_decl_compilation on aliases again.
3320 2005-03-29 Paul Brook <paul@codesourcery.com>
3322 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3323 * config/arm/arm.c (arm_dbx_register_number): New function.
3324 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3326 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3328 PR middle-end/20263
3329 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3330 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3332 2005-03-29 Dale Johannesen <dalej@apple.com>
3334 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3335 $(TREE_H) and $(COVERAGE_H).
3336 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3337 * opts.c (common_handle_option): Enable tree-based value transforms.
3338 * toplev.c (process_options): Ditto.
3339 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3340 refers to references to this type.
3341 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3342 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3343 for may_be_more, may_be_less.
3344 (rtl_gen_pow2_profiler): Adjust.
3345 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3346 (rtl_gen_one_value_profiler): Adjust.
3347 (rtl_gen_const_delta_profiler): Adjust.
3348 * tree-profile.c (tree_gen_interval_profiler): Implement.
3349 (tree_gen_pow2_profiler): Ditto.
3350 (tree_gen_one_value_profiler): Ditto.
3351 (tree_profiling): New.
3352 (pass_tree_profile): Reference it.
3353 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3354 tree.h, gcov-io.h.
3355 (insn_divmod_values_to_profile): Rename to
3356 rtl_divmod_values_to_profile. Adjust.
3357 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3358 (insn_prefetch_values_to_profile): Adjust.
3359 (rtl_value_profile_transformations): Adjust.
3360 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3361 (gen_mod_pow2): Rename to rtl_mod_pow2.
3362 (gen_mod_subtract): Rename to rtl_mod_subtract.
3363 (divmod_fixed_value_transform): Rename to
3364 rtl_divmod_fixed_value_transform.
3365 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3366 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3367 (rtl_find_values_to_profile): Adjust.
3368 (tree_value_profile_transformations): Implement.
3369 (tree_divmod_values_to_profile): New.
3370 (tree_values_to_profile): New.
3371 (tree_divmod_fixed_value): New.
3372 (tree_mod_pow2): New.
3373 (tree_mod_subtract): New.
3374 (tree_divmod_fixed_value_transform): New.
3375 (tree_mod_pow2_value_transform): New.
3376 (tree_mod_subtract_transform): New.
3377 (tree_find_values_to_profile): Implement.
3378 * profile.c (instrument_values): Free histograms.
3379 (compute_value_histograms): Adjust. Implement tree version.
3381 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3383 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3384 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3385 variable. Output "fldcw" depending on round_mode.
3386 * config/i386/i386.md (UNSPEC_FIST): New.
3387 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3388 New isns patterns to implement lrint and llrint built-ins as x87
3389 intrinsic function.
3390 (fistdi2, fist<mode>2 splitters): New splitters.
3391 (lrint<mode>2): New expanders.
3393 2005-03-28 Ian Lance Taylor <ian@airs.com>
3395 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3396 0 when calling final_scan_insn.
3398 2005-03-28 Jan Hubicka <jh@suse.cz>
3400 PR middle-end/20635
3401 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3402 as needed.
3404 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3405 types where possible.
3407 2005-03-26 Per Bothner <per@bothner.com>
3409 Make -f[no-]show-column also control non-cpp diagnostics.
3410 * c.opt (fshow-column): Move option from here ...
3411 * common.opt (fshow-column): ... to here.
3412 * diagnostic.c (diagnostic_build_prefix): Only print column number
3413 if flag_show_column.
3415 2005-03-27 Steven Bosscher <stevenb@suse.de>
3417 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3418 vax_output_conditional_branch): New prototypes.
3419 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3420 extracted from vax.md mov and add patterns.
3421 (vax_output_conditional_branch): New function to output conditional
3422 branch instructions.
3423 * vax.md: Use mode macros for arithmetic and mov patterns.
3424 Use code macros for the jump patterns.
3426 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3428 * Makefile.in (libbackend.o): Depend on version files;
3429 add custom generation command.
3431 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3433 PR target/20636
3434 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3435 sure that we have a REG before getting its REGNO.
3437 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3439 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3440 * builtins.def (BUILT_IN_STRNDUP): New.
3442 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3444 PR tree-optimization/20470
3445 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3446 ABS(x-y).
3448 2005-03-25 Mike Stump <mrs@apple.com>
3450 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3451 sized objects.
3453 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3455 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3456 Use our own structure definitions.
3458 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3459 (fix_truncdfsi2): Allow registers or memory as destination.
3460 When TARGET_PPC_GFXOPT, generate simplified pattern.
3461 (fix_truncdfsi2_internal): Use define_insn_and_split.
3462 (fix_truncdfsi2_internal_gfxopt): New.
3463 (fctiwz): Don't confuse register allocation by giving it no choices.
3464 (stfiwx): New.
3465 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3466 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3467 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3468 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3470 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3472 * dominance.c (free_dominance_info): Speed up by freeing et
3473 data structures without maintaining other nodes.
3474 * et-forest.c (et_free_tree_force): New.
3475 * et-forest.h: Add a prototype for et_free_tree_force.
3477 * tree.c (get_set_constructor_bits,
3478 get_set_constructor_bytes): Remove.
3479 * tree.h: Remove the corresponding prototypes.
3481 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3483 PR target/15491
3484 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3485 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3486 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3487 PRE_DEC, NEG and NOT.
3489 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3491 * fold-const.c: Convert uses of fold (build (...)) to
3492 fold_buildN.
3494 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3496 PR rtl-optimization/20249
3497 * cse.c (insert_regs): Do not record equivalence of registers in
3498 different modes.
3500 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3502 * emit-rtl.c (reverse_comparison): Remove.
3503 * rtl.h: Remove the corresponding prototype.
3505 2005-03-24 James E Wilson <wilson@specifixinc.com>
3507 * doc/install.texi (--enable-altivec): Delete docs.
3509 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3511 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3512 SFmode and DFmode before reload when
3513 flag_unsafe_math_optimizations not enabled.
3515 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3517 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3519 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3520 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3522 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3524 * configure.ac (enable-checking): Add 'runtime' option.
3525 * doc/install.texi (enable-checking): Document 'runtime' checking.
3526 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3527 * config.in: Regenerated.
3528 * configure: Regenerated.
3530 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3532 * optabs.h (enum optab_index): Remove OTI_llrint.
3533 (llrint_optab): Remove macro.
3534 * optabs.c (init_optabs): Remove llrint_optab initialization.
3535 * genopinit.c (optabs): Remove llrint_optab implementation.
3536 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3537 using lrint_optab.
3539 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3541 PR rtl-optimization/20532
3542 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3543 overflow when adding coefficients for PLUS or MINUS.
3544 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3545 two as multiplier.
3547 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3549 * langhooks.h (truthvalue_conversion): Remove.
3550 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3551 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3552 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3553 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3554 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3556 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3558 * params.def: Fix a typo.
3559 * config/mips/mips.c: Follow the spelling convensions.
3560 * doc/invoke.texi: Fix typos.
3562 2005-03-18 Dale Johannese <dalej@apple.com>
3564 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3566 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3568 Fix PR tree-optimization/20601
3570 * tree-ssa-pre.c (insert_aux): Add missing condition to
3571 constification.
3573 2005-03-23 Ian Lance Taylor <ian@airs.com>
3575 * final.c (final_scan_insn): Don't remove no-op instructions.
3576 * reload1.c (reload): Remove simple no-op instructions even when
3577 not optimizing.
3579 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3581 PR tree-optimization/20501
3582 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3583 reporting that peeling for alignment is applied moved to...
3584 * (vect_analyze_data_refs_alignment): Here.
3586 2005-03-23 Ian Lance Taylor <ian@airs.com>
3588 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3590 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3592 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3593 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3595 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3597 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3598 imply that this is called once, independent of asms in code.
3599 Adjust to now being pased output and input lists. Mention helper
3600 function decl_overlaps_hard_reg_set_p.
3601 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3602 hook_tree_tree_identity and to take three trees, returning third.
3603 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3604 prototype.
3605 * stmt.c: include hard-reg-set.h before tree.h.
3606 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3607 (decl_conflicts_with_clobbers_p): Call
3608 decl_overlaps_hard_reg_set_p.
3609 (expand_asm_operands): Pass output and input lists in call to
3610 targetm.md_asm_clobbers.
3611 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3612 hook_tree_tree_tree_tree_3rd_identity.
3613 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3614 parameters.
3615 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3616 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3617 parameters, first two unused.
3618 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3619 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3620 in constraint letters and MOF is not mentioned as a asm-declared
3621 register in neither of the input and output lists.
3623 2005-03-23 DJ Delorie <dj@redhat.com>
3625 * optabs.c (expand_binop): Make sure the first subword's result
3626 gets stored.
3628 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3630 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3631 Call c_common_truthvalue_conversion rather than
3632 lang_hooks.truthvalue_conversion.
3633 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3634 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3635 c-typeck.c.
3636 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3637 c_common_truthvalue_conversion.
3638 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3639 c_parser_conditional_expression, c_parser_binary_expression): Call
3640 c_objc_common_truthvalue_conversion.
3641 * c-typeck.c (build_unary_op): Call
3642 c_objc_common_truthvalue_conversion.
3643 (build_conditional_expr): Do not call
3644 lang_hooks.truthvalue_conversion.
3645 (build_binary_op): Call c_common_truthvalue_conversion.
3646 (c_objc_common_truthvalue_conversion): Moved from
3647 c-objc-common.c. Call default_function_array_conversion instead
3648 of default_conversion.
3650 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3652 * c-common.h (default_conversion): Remove.
3653 (perform_integral_promotions): Add.
3654 * c-tree.h (default_conversion): Add.
3655 * c-typeck.c (perform_integral_promotions): New, split out from
3656 default_conversion.
3657 * c-common.c (check_case_value): Use perform_integral_promotions,
3658 not default_conversion.
3659 (c_add_case_label): Don't continue processing case label after
3660 found to be pointer.
3662 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3664 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3665 the prefix list if we have already added a multilib directory
3666 based on that path.
3667 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3668 search with -L.
3670 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3672 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3673 static.
3674 * reload.h: Remove the prototype for indirect_symref_ok.
3676 * reload1.c (indirect_symref_ok): Make it global.
3677 * reload.h: Add a prototype for indirect_symref_ok.
3679 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3681 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3682 ashlhi3 expander.
3684 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3686 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3688 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3690 * c-opts.c (c_common_parse_file): Only start/end main source file
3691 if debug hooks says the writer wants it.
3692 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3693 member.
3694 (xcoff_debug_hooks): Ditto.
3695 * debug.c (do_nothing_hooks): Ditto.
3696 * debug.h (gcc_debug_hooks): Ditto.
3697 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3698 * sdbout.c (sdb_debug_hooks): Ditto.
3699 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3701 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3703 * doc/extend.texi: Deprecate C++ min/max operators.
3705 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3707 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3708 artificial original candidates.
3710 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3711 Jan Hubicka <jh@suse.cz>
3712 Steven Bosscher <stevenb@suse.de>
3714 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3715 call cost based on argument sizes.
3716 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3717 inlining.
3718 * params.def: (max-inline-inssn-single): Set to 450.
3719 (max-inline-insns-auto): Set to 90.
3720 (max-inline-insns-recursive): Set to 450
3721 (max-inline-insns-recursive-auto): Set to 450.
3722 (large-function-insns): Set to 2700.
3723 (inline-call-cost): New parameter.
3724 * tree-inline.c (estimate_move_cost): New function.
3725 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3726 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3727 based on arguments.
3728 * tree-inline.h (estimate_move_cost): Declare.
3729 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3730 (max-inline-insns-auto): Change default to 90.
3731 (max-inline-insns-recursive): Change default to 450
3732 (max-inline-insns-recursive-auto): Change default to 450.
3733 (large-function-insns): Change default to 2700.
3734 (inline-call-cost): Document new parameter.
3736 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3738 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3739 (TARGET_DEFAULT): Delete.
3740 * config/i860/i860.opt: New file.
3742 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3744 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3745 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3746 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3747 (frv_sched_lookahead): Delete.
3748 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3749 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3750 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3751 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3752 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3753 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3754 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3755 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3756 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3757 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3758 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3759 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3760 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3761 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3762 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3763 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3764 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3765 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3766 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3767 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3768 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3769 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3770 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3771 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3772 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3773 (frv_sched_lookahead): Delete.
3774 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3775 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3776 (frv_handle_option): New function. Move -mcpu= handling from...
3777 (frv_override_options): ...here. Remove handling of other
3778 TARGET_OPTIONS.
3779 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3780 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3781 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3782 and TARGET_NO_MULTI_CE.
3783 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3784 !TARGET_VLIW_BRANCH.
3785 * config/frv/frv.opt: New file.
3787 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3789 * fold-const.c (fold_ternary): Take decomposed arguments of
3790 CALL_EXPR.
3791 (fold): Update a call to fold_ternary.
3793 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3794 * tree.h: Add corresponding prototypes.
3796 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3798 PR target/20561
3799 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3800 between jump table and its label.
3801 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3802 resp. ADDR_DIFF_VEC and the label preceeding it.
3803 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3804 is emitted in the right section.
3806 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3808 * fold-const.c (fold_unary, fold_binary): Update comments
3809 about arguments.
3811 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3813 PR rtl-optimization/20527
3814 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3815 REG_INC note, test that the register also isn't mentioned in PRED
3816 or SUCC.
3818 2005-03-22 Ben Elliston <bje@au.ibm.com>
3820 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3821 and definition.
3823 2005-03-21 Mike Stump <mrs@apple.com>
3825 * varasm.c (default_assemble_visibility): Remove extra ().
3827 2005-03-21 Roger Sayle <roger@eyesopen.com>
3829 PR middle-end/20557
3830 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3831 to determine whether a block can be duplicated, rather than test
3832 whether the block contains noncopyable insns ourselves.
3834 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3836 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3837 predicates.
3839 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3841 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3843 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3845 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3846 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3847 * config/fr30/fr30.opt: New file.
3849 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3851 Fix PR tree-optimization/20542
3853 * tree-flow-inline.h (overlap_subvar): Move to here.
3854 * tree-ssa-operands.c: From here.
3855 * tree-flow.h (overlap_subvar): Declare.
3856 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3857 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3858 for variables with subvars.
3860 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3862 PR middle-end/20177
3863 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3864 * modulo-sched.c (const_iteration_count): Return on NULL
3865 pre-header.
3866 (print_node_sched_params): Return on NULL dump_file.
3867 (generate_reg_moves): Handle reg-anti dependencies and disregard
3868 closing branch when generating register moves.
3869 (sms_schedule): Mark the SMSed block dirty.
3870 * passes.c (rest_of_handle_sms): Call update_life_info for all
3871 basic-blocks.
3872 * testsuite/gcc.dg/20050321-1.c: New test.
3874 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3876 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3877 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3878 movqi_internal): Likewise.
3880 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3882 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3883 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3884 xtensa_b4const): Delete prototypes.
3885 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3886 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3887 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3888 xtensa_extra_constraint): New prototypes.
3889 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3890 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3891 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3892 move_operand, const_float_1_operand, fpmem_offset_operand,
3893 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3894 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3895 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3896 argument type to HOST_WIDE_INT.
3897 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3898 xtensa_mask_immediate): Likewise.
3899 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3900 Likewise. Also make these functions static.
3901 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3902 (xtensa_const_ok_for_letter_p): New.
3903 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3904 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3905 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3906 move_operand, const_float_1_operand, fpmem_offset_operand,
3907 branch_operator, ubranch_operator, boolean_operator): Move to
3908 predicates.md.
3909 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3910 (xtensa_mem_offset): Change return type to bool.
3911 (xtensa_extra_constraint): New.
3912 (gen_int_relational): Update type of const_range_p function pointer.
3913 Use xtensa_b4const_or_zero.
3914 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3915 xtensa_const_ok_for_letter_p. Update comments.
3916 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3917 (PREDICATE_CODES): Delete.
3918 * config/xtensa/xtensa.md: Include predicates.md.
3919 * config/xtensa/predicates.md: New file.
3921 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3923 * config/v850/v850-protos.h: Remove the prototypes for
3924 reg_or_int9_operand, reg_or_const_operand,
3925 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3926 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3927 movsi_source_operand, power_of_two_operand,
3928 not_power_of_two_operand, special_symbolref_operand,
3929 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3930 register_is_ok_for_epilogue.
3931 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3932 reg_or_int9_operand, reg_or_const_operand,
3933 call_address_operand, special_symbolref_operand,
3934 movsi_source_operand, power_of_two_operand,
3935 not_power_of_two_operand, register_is_ok_for_epilogue,
3936 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3937 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3938 predicates.md.
3939 * config/v850/v850.h (PREDICATE_CODES): Remove.
3940 * config/v850/v850.md: Include predicates.md.
3941 * config/v850/predicates.md: New.
3943 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3945 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3946 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3947 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3948 (itoolsdir, itoolsdatadir): Move definition above new first use.
3949 (install-itoolsdirs): New rule.
3950 (install-mkheaders): Depend on install-itoolsdirs, not
3951 install-include-dir.
3953 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3955 * tree-into-ssa.c: Remove obsolete comments.
3957 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3959 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3960 unrolling if -fpeel-loops is specified, too.
3961 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3962 Remove superfluous check for flag_unroll_loops.
3964 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3966 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3967 (lrint_optab, llrint_optab): Define corresponding macros.
3968 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3969 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3970 pattern and llrint_optab using llrintdi2 patterns.
3971 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3972 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3973 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3974 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3975 flag_unsafe_math_optimizations is set.
3977 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3979 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3980 simplify_logical, if_then_else_cond, known_cond,
3981 simplify_comparison): Adjust calls to reverse_comparison.
3982 Don't use combine_reversed_comparison_code).
3983 (combine_reversed_comparison_code): Remove.
3984 (reversed_comparison): Using reversed_comparison_code, move it...
3985 * jump.c (reversed_comparison): ... here.
3986 * rtl.h (reversed_comparison): Add prototype.
3988 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3990 * builtins.c (fold_builtin): Take decomposed arguments of
3991 CALL_EXPR.
3992 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3993 * gimplify.c (gimplify_call_expr): Likewise.
3994 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3995 * tree.h: Update the prototype of fold_builtin.
3997 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3999 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4000 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4001 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4002 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4003 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4005 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4007 * builtins.c (fold_builtin_1): Take decomposed arguments of
4008 CALL_EXPR.
4009 (fold_builtin): Update a call to fold_builtin_1.
4011 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4013 PR other/20564
4014 * gcov.c (output_lines): Only output function block summary when
4015 outputting branch information.
4016 * doc/gcov.texi: Document format of preamble and additional block
4017 information lines.
4019 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4021 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4022 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4023 the defaults false if BITS_PER_UNIT != 8.
4024 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4025 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4026 than BITS_PER_UNIT != 8.
4027 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4028 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4029 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4030 #undefs.
4031 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4032 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4034 2005-03-20 Roger Sayle <roger@eyesopen.com>
4036 PR middle-end/20539
4037 * fold-const.c (fold_binary): Fix type mismatch between
4038 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4039 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4040 for non-truth-valued expressions.
4042 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4043 and FUNCTION_DECL in the main switch.
4044 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4045 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4046 we also need to convert their operands to match.
4047 <TRUTH_NOT_EXPR>: Likewise.
4049 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4051 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4052 diagnostic without checking whether an lvalue.
4053 * c-common.h (lvalue_p): Remove.
4054 (enum lvalue_use): Update comment.
4055 (lvalue_or_else): Replace by lvalue_error.
4056 * c-typeck.c (lvalue_p): Make static.
4057 (lvalue_or_else): New. Call lvalue_error.
4059 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4061 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4062 (function_arg_advance): Use rs6000_parm_start.
4063 (function_arg, rs6000_arg_partial_bytes): Likewise.
4065 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4067 * c-common.c (check_case_value): Adjust comment about stripping
4068 NOPs.
4069 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4070 * c-typeck.c (default_conversion, convert_arguments,
4071 build_modify_expr, convert_for_assignment, store_init_value,
4072 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4073 manually. Remove inaccurate comments.
4075 2005-03-20 Roger Sayle <roger@eyesopen.com>
4076 Joseph S. Myers <joseph@codesourcery.com>
4078 * varasm.c (do_assemble_alias): Restore comment describing function.
4079 Annotate the target parameter as potentially unused.
4081 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4083 PR target/18551
4084 * config/avr/avr.c (avr_output_function_prologue): Do not use
4085 current_function_name() in a label, use a local label instead.
4087 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4089 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4090 flag_finite_math_only, not flag_unsafe_math_optimizations.
4092 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4094 * builtins.c (fold_builtin_1): Update a call to
4095 targetm.fold_builtin.
4096 * hooks.c (hook_tree_tree_bool_null): Rename to
4097 hook_tree_tree_tree_bool_null. Take one more argument of type
4098 tree.
4099 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4100 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4101 hook_tree_tree_tree_bool_null.
4102 * target.h (gcc_target): Update the prototype of fold_builtin.
4103 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4104 arguments of CALL_EXPR.
4105 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4106 new prototype.
4108 2005-03-20 Jan Hubicka <jh@suse.cz>
4110 * cgraph.h (cgraph_node): Add prev_clone pointer.
4111 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4112 (cgraph_clone_node): Produce doubly linked chain.
4114 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4116 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4117 get_nonnull_operand, handle_sentinel_attribute,
4118 check_function_arguments_recurse): Do not strip NOPS from
4119 INTEGER_CSTs.
4120 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4121 Likewise.
4122 * c-format.c (get_constant): Likewise.
4123 * c-parser.c (c_parser_postfix_expression): Likewise.
4124 * c-typeck.c (set_init_index): Likewise.
4125 (convert_arguments): Don't check for NOP_EXPR containing integer
4126 constant.
4128 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4130 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4131 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4132 Take decomposed arguments of CALL_EXPR.
4133 (fold_builtin_1): Update calls to the functions mentioned
4134 above.
4136 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4138 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4139 width to have integer type.
4140 (build_enumerator): Require enumerator value to have integer type.
4142 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4144 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4145 to __builtin_inff.
4147 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4149 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4150 std=iso9899:199x): Correct descriptions.
4152 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4154 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4155 solaris2.1[0-9].
4157 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4159 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4160 of CALL_EXPR.
4161 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4162 fold_builtin_memcpy.
4164 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4165 arguments of CALL_EXPR.
4166 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4167 fold_builtin_found, fold_builtin_1): Update calls to
4168 fold_trunc_transparent_mathfn.
4170 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4172 PR middle-end/20493
4173 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4174 function pointers on targets that require function pointer
4175 canonicalization.
4176 (fold_sign_changed_comparison): Likewise.
4178 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4180 * combine.c (try_combine): When changing the mode of a hard reg, make
4181 sure that doing so is valid.
4183 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4185 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4186 (TARGET_HANDLE_OPTION): Override default.
4187 (avr_handle_option): New function.
4188 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4189 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4190 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4191 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4192 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4193 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4194 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4195 (TARGET_OPTIONS): Delete.
4196 * config/avr/avr.opt: New file.
4198 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4200 * config/m32r/m32r-protos.h: Remove the prototypes for
4201 call_address_operand, symbolic_operand, seth_add3_operand,
4202 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4203 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4204 two_insn_const_operand, move_src_operand,
4205 move_double_src_operand, move_dest_operand,
4206 eqne_comparison_operator, signed_comparison_operator,
4207 large_insn_p, conditional_move_operand, carry_compare_operand,
4208 m32r_block_immediate_operand, extend_operand,
4209 reg_or_eq_int16_operand, int8_operand, and
4210 reg_or_zero_operand.
4211 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4212 seth_add3_operand, int8_operand, cmp_int16_operand,
4213 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4214 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4215 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4216 move_double_src_operand, move_dest_operand,
4217 eqne_comparison_operator, signed_comparison_operator,
4218 extend_operand, small_insn_p, large_insn_p,
4219 conditional_move_operand, carry_compare_operand,
4220 m32r_block_immediate_operand): Move to predicates.md.
4221 (MAX_MOVE_BYTES): Move to m32r.h.
4222 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4223 * config/m32r/m32r.md: Include predicates.md.
4224 * config/m32r/predicates.md: New.
4226 2005-03-18 James E Wilson <wilson@specifixinc.com>
4228 PR c++/19769
4229 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4230 origin.
4232 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4234 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4235 call_address_operand, const_8bit_operand.
4236 * config/mn10300/mn10300.c (call_address_operand,
4237 const_8bit_operand, const_1f_operand): Move to predicates.md.
4238 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4239 * config/mn10300/mn10300.md: Include predicates.md.
4240 * config/mn10300/predicates.md: New.
4242 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4244 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4245 declarations in diagnostics and %E for identifiers, not %s.
4247 2005-03-18 Jan Hubicka <jh@suse.cz>
4248 Dale Johannesen <dalej@apple.com>
4250 * basic-block.h (scale_bbs_frequencies_int,
4251 scale_bbs_frequencies_gcov_type): Declare.
4252 * cfg.c (RDIV): New macro.
4253 (update_bb_frequency_for_threading): Fix.
4254 * basic-block.h (scale_bbs_frequencies_int,
4255 scale_bbs_frequencies_gcov_type): New.
4256 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4257 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4258 scale_bbs_frequencies_int.
4259 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4261 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4263 * config/m32r/m32r-protos.h: Remove the prototypes for
4264 call_address_operand, symbolic_operand, seth_add3_operand,
4265 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4266 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4267 two_insn_const_operand, move_src_operand,
4268 move_double_src_operand, move_dest_operand,
4269 eqne_comparison_operator, signed_comparison_operator,
4270 large_insn_p, conditional_move_operand, carry_compare_operand,
4271 m32r_block_immediate_operand, extend_operand,
4272 reg_or_eq_int16_operand, int8_operand, and
4273 reg_or_zero_operand.
4274 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4275 seth_add3_operand, int8_operand, cmp_int16_operand,
4276 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4277 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4278 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4279 move_double_src_operand, move_dest_operand,
4280 eqne_comparison_operator, signed_comparison_operator,
4281 extend_operand, small_insn_p, large_insn_p,
4282 conditional_move_operand, carry_compare_operand,
4283 m32r_block_immediate_operand): Move to predicates.md.
4284 (MAX_MOVE_BYTES): Move to m32r.h.
4285 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4286 * config/m32r/m32r.md: Include predicates.md.
4287 * config/m32r/predicates.md: New.
4289 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4290 shadd_constant_p.
4291 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4292 symbolic_operand, symbolic_memory_operand,
4293 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4294 indexed_memory_operand, move_dest_operand, move_src_operand,
4295 prefetch_cc_operand, prefetch_nocc_operand,
4296 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4297 arith_operand, arith11_operand, pre_cint_operand,
4298 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4299 ireg_operand, int5_operand, uint5_operand, int11_operand,
4300 uint32_operand, arith5_operand, and_operand, ior_operand,
4301 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4302 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4303 shadd_operand, movb_comparison_operator,
4304 cmpib_comparison_operator): Move to predicates.md.
4305 (magic_milli, shadd_constant_p): Make it extern.
4306 * config/pa/pa.h (PREDICATE_CODES): Remove.
4307 * config/pa/pa.md: Include predicates.md.
4308 * config/pa/predicates.md: New.
4310 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4311 predicate.
4313 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4315 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4316 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4317 config/alpha/freebsd.h, config/alpha/linux.h,
4318 config/alpha/netbsd.h, config/alpha/osf5.h,
4319 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4320 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4321 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4322 doc/cppopts.texi: Update copyright.
4324 2005-03-18 Jan Hubicka <jh@suse.cz>
4326 PR middle-end/20225
4327 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4328 too late.
4329 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4330 called too late.
4332 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4334 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4335 VEC_safe_push.
4337 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4339 * combine.c (gen_binary): Remove.
4340 (known_cond, simplify_shift_const, find_split_point,
4341 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4342 simplify_logical, expand_field_assignment, extract_left_shift,
4343 force_to_mode, if_then_else_cond, apply_distributive_law,
4344 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4345 simplify_comparison, reversed_comparison): Replace with
4346 simplify_gen_binary, simplify_gen_relational or
4347 distribute_and_simplify_rtx.
4348 (distribute_and_simplify_rtx): New function.
4350 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4351 Paolo Bonzini <gcc.gnu.org>
4353 * calls.c (setjmp_call_p, special_function_p): Update comments
4354 at the head of the functions.
4356 2005-03-18 Jan Hubicka <jh@suse.cz>
4358 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4360 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4361 function body should be released; do not proactively release function
4362 bodies in non-unit-at-a-time mode.
4364 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4366 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4367 mno-fp-ret-in-387 multilib variants.
4369 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4371 * common.opt (m): Remove.
4372 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4373 table lookup fails.
4374 (common_handle_option): Remove OPT_m case.
4376 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4378 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4379 of CALL_EXPR.
4380 (fold_builtin_1): Update a call to fold_builtin_bitop.
4382 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4383 of CALL_EXPR.
4384 (fold_builtin_1): Update a call to fold_builtin_signbit.
4386 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4388 PR tree-optimization/20474
4389 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4390 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4392 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4394 * config/h8300/h8300-protos.h: Remove prototypes for
4395 general_operand_src, general_operand_dst, single_one_operand,
4396 single_zero_operand, call_insn_operand,
4397 two_insn_adds_subs_operand, small_call_insn_operand,
4398 jump_address_operand, bit_operand, bit_memory_operand,
4399 stack_pointer_operand, const_int_gt_2_operand,
4400 const_int_ge_8_operand, const_int_qi_operand,
4401 const_int_hi_operand, incdec_operand, bit_operator,
4402 nshift_operator, eqne_operator, gtle_operator,
4403 gtuleu_operator, iorxor_operator.
4404 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4405 h8300_ldm_stm_parallel.
4406 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4407 h8300-protos.h.
4408 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4409 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4410 (h8300_ldm_stm_parallel): Make it extern.
4411 (h8300_ldm_parallel, h8300_stm_parallel,
4412 h8300_return_parallel, general_operand_src,
4413 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4414 nibble_operand, reg_or_nibble_operand, single_one_operand,
4415 single_zero_operand, call_insn_operand,
4416 two_insn_adds_subs_operand, small_call_insn_operand,
4417 jump_address_operand, bit_operand, bit_memory_operand,
4418 stack_pointer_operand, const_int_gt_2_operand,
4419 const_int_ge_8_operand, const_int_qi_operand,
4420 const_int_hi_operand, incdec_operand, eqne_operator,
4421 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4422 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4423 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4424 nshift_operator): Move to predicates.md.
4425 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4426 * config/h8300/h8300.md: Include predicates.md.
4427 * config/h8300/predicates.md: New.
4429 2005-03-17 Richard Henderson <rth@redhat.com>
4431 * config.gcc (ia64*-*-hpux*): Add extra_options.
4432 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4433 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4434 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4435 (ia64_tls_size_string, ia64_tune_string): Remove.
4436 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4437 (TARGET_DEFAULT_TARGET_FLAGS): New.
4438 (TARGET_HANDLE_OPTION): New.
4439 (ia64_override_options): Move options parsing ...
4440 (ia64_handle_option): ... here. New.
4441 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4442 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4443 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4444 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4445 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4446 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4447 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4448 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4449 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4450 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4451 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4452 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4453 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4454 TARGET_EARLY_STOP_BITS): Remove.
4455 (TARGET_ILP32): Default false.
4456 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4457 (enum ia64_inline_type): New.
4458 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4459 * config/ia64/ia64.md: Update for new definitions of
4460 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4461 * config/ia64/ia64.opt: New file.
4462 * config/ia64/ilp32.opt: New file.
4464 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4466 PR target/18380
4467 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4469 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4471 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4472 instead of MASK_H8300S.
4473 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4474 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4475 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4476 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4477 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4478 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4479 TARGET_SWITCHES): Remove.
4480 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4481 TARGET_H8300SX.
4482 * config/h8300/h8300.opt: New.
4484 * config/alpha/alpha.opt, config/arc/arc.opt,
4485 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4486 notices.
4488 2005-03-17 Ian Lance Taylor <ian@airs.com>
4490 * gmon.c: Remove.
4492 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4494 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4495 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4496 (TARGET_HANDLE_OPTION): Override default.
4497 (arc_handle_option): New function.
4498 (arc_init): Remove code to set arch_cpu_string.
4499 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4500 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4501 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4502 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4503 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4504 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4505 (arc_rodata_string, TARGET_OPTIONS): Delete.
4506 * config/arc/arc.opt: New file.
4508 2005-03-17 Richard Henderson <rth@redhat.com>
4510 * doc/extend.texi (Weak Pragmas): New section.
4511 (attribute alias): Clarify that target must be in the same
4512 translation unit.
4514 2005-03-17 Richard Henderson <rth@redhat.com>
4516 * config/alpha/alpha.opt: New file.
4517 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4518 of alpha_cpu.
4519 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4520 alpha_fprm_string, alpha_fptm_string): Make static.
4521 (alpha_tls_size_string): Remove.
4522 (alpha_handle_option): New.
4523 (override_options): Update for alpha_cpu/alpha_tune split.
4524 (alpha_file_start): Likewise.
4525 (TARGET_DEFAULT_TARGET_FLAGS): New.
4526 (TARGET_HANDLE_OPTION): New.
4527 * config/alpha/alpha.h (alpha_tune): Declare.
4528 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4529 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4530 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4531 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4532 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4533 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4534 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4535 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4536 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4537 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4538 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4539 (TARGET_DEFAULT): Remove MASK_FP.
4540 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4541 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4542 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4543 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4544 alpha_tls_size_string): Remove.
4545 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4546 (attribute tune): Rename from attribute cpu.
4547 * config/alpha/ev4.md: Update to match.
4548 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4549 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4550 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4551 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4552 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4553 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4555 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4557 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4558 and return without creating new state if before_nops_num is nonzero.
4559 * config/ia64/ia64.md (first_insn): New attribute.
4560 (alloc): Set it to yes.
4562 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4564 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4565 STMT_VINFO_SUBVARS to NULL.
4566 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4568 2005-03-16 Dale Johannesen <dalej@apple.com>
4570 * rtlanal.c (find_first_parameter_load): Rewrite to
4571 return actual first param load or the call if none,
4572 instead of first in block, when not all loads exist.
4574 2005-03-16 Roger Sayle <roger@eyesopen.com>
4576 * optabs.c (expand_copysign_absneg): Make static.
4577 * optabs.h (expand_copysign_absneg): Delete prototype.
4578 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4580 2005-03-16 Richard Henderson <rth@redhat.com>
4582 PR middle-end/15700
4583 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4584 (alias_pairs): Rename from output_defs.
4585 (find_decl_and_mark_needed): Split out from assemble_alias.
4586 (do_assemble_alias): New.
4587 (assemble_output_def): Remove.
4588 (finish_aliases_1, finish_aliases_2): New.
4589 (process_pending_assemble_output_defs): Remove.
4590 (assemble_alias): Defer aliases for which we don't yet have a
4591 non-external decl for the target symbol.
4592 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4593 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4594 * toplev.c (compile_file): Use finish_aliases_2 instead of
4595 process_pending_assemble_output_defs.
4596 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4597 (process_pending_assemble_output_defs): Remove.
4599 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4601 Fix PR tree-optimization/20489
4603 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4604 for empty structures.
4606 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4608 Fix PR tree-optimization/20490
4610 * tree-ssa-pre.c (create_expression_by_pieces): Use
4611 force_gimple_operand on result of fold.
4613 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4615 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4616 of closing parenthesis.
4618 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4620 * builtins.c (expand_movstr): Update a call to
4621 fold_builtin_strcpy.
4622 (expand_builtin_strncpy): Update a call to
4623 fold_builtin_strncpy.
4624 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4625 arguments of CALL_EXPR.
4626 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4627 fold_builtin_strncpy.
4628 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4629 * tree.h: Update the prototypes of fold_builtin_strcpy and
4630 fold_builtin_strncpy.
4632 2005-03-16 Steven Bosscher <stevenb@suse.de>
4633 Dorit Naishlos <dorit@il.ibm.com>
4635 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4636 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4637 error.
4639 2005-03-16 Steven Bosscher <stevenb@suse.de>
4641 * tree-inline.c (walk_type_fields, walk_tree,
4642 walk_tree_without_duplicates): Move from here...
4643 * tree.c: ...to here.
4645 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4647 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4648 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4649 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4650 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4651 (version): Define using $(BASEVER_c).
4652 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4653 version.c.
4654 (version.o): Depend on version files; add custom generation command.
4655 (prefix.o): Define BASEVER on command line.
4656 (s-iov): Depend on version files; adjust command.
4657 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4658 Add gcc-vers.texi.
4659 (gcc-vers.texi): New rule.
4660 (doc/%.info, doc/%.dvi): Add -I . to command line.
4661 (doc/gccinstall.dvi): Likewise.
4662 (PACKAGE): Delete. All uses replaced with "gcc".
4663 * aclocal.m4: Do not include gcc-version.m4.
4664 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4665 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4666 Set is_release based on contents of DEV-PHASE.
4667 Set gcc_version based on contents of BASE-VER.
4668 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4669 * config.in, configure: Regenerate.
4670 * gccbug.in: Determine version of GCC in use at runtime.
4671 * gcov-iov.c: Get version number and development phase from
4672 command line, not by including version.c.
4673 * intl.c: Replace all uses of PACKAGE with "gcc".
4674 * libada-mk.in: Delete unused "gcc_version" variable.
4675 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4676 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4677 commentary to match.
4678 (version_string): Put together from pieces.
4679 * config/alpha/x-vms: Do not use $(gcc_version).
4680 * config/i386/t-nwld: Likewise.
4681 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4682 version-GCC and DEVELOPMENT.
4684 2005-03-15 Roger Sayle <roger@eyesopen.com>
4686 PR tree-optimization/17454
4687 * tree.c (tree_size): Add case for TREE_BINFO.
4688 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4689 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4691 2005-03-15 Roger Sayle <roger@eyesopen.com>
4693 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4694 op1 whilst expanding the signed widenening multiply variant.
4696 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4698 * toplev.c (display_target_options): Avoid unused variable warning if
4699 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4700 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4701 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4702 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4703 (mips_isa_info): New variable.
4704 (mips_parse_cpu): Remove the first argument and leave the caller
4705 to report errors.
4706 (TARGET_HANDLE_OPTION): Override default.
4707 (mips_handle_option): New function. Move option validation code from...
4708 (override_options): ...here. Update calls to mips_parse_cpu.
4709 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4710 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4711 (SUBTARGET_TARGET_OPTIONS): Delete.
4712 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4713 (mno-flush-func, mtune=): New options.
4715 2005-03-15 Roger Sayle <roger@eyesopen.com>
4716 Richard Henderson <rth@redhat.com>
4718 * real.c (c4x_single_format, c4x_extended_format): Provide values
4719 for signbit_ro for c4x's single and extended floating point formats.
4720 * optabs.c (expand_copysign): Use the floating point format's
4721 signbit_ro for expanding via expand_copysign_absneg, and it's
4722 signbit_rw field for expanding via expand_copysign_bit.
4724 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4726 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4727 known_alignment_for_access_p.
4728 (known_alignment_for_access_p): New.
4729 (do_peeling_for_alignment): Field made int instead of bool and renamed
4730 to peeling_for_alignment.
4731 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4732 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4733 functionality used to be in vect_analyze_operations.
4734 (vect_analyze_operations): Code to determine vectorization factor was
4735 moved to vect_determine_vectorization_factor.
4736 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4737 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4738 factor.
4739 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4740 be part of vect_analyze_operations).
4741 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4742 creating the guard condition, as the number of iterations may be
4743 constant.
4744 (slpeel_tree_peel_loop_to_edge): Use new name of
4745 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4746 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4747 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4748 (vect_do_peeling_for_alignment): Use fold.
4749 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4751 (vect_update_inits_of_dr): Renamed to
4752 vect_update_init_of_dr.
4753 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4754 (vectorizable_store): Fix assertion to use == instead of =.
4756 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4758 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4759 call_used_regs for wCG registers.
4761 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4763 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4764 for non-offsettable memory references to cope with outstanding reload
4765 replacements, take 2.
4767 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4769 PR target/18668
4770 * config/i386/i386.h (x86_fisttp): New.
4771 (TARGET_FISTTP): New macro.
4772 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4773 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4774 instruction when fisttp flag is set.
4775 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4777 * config/i386/i386.md (type attribute): Add fisttp.
4778 (unit attribute): Set to i387 for fisttp type.
4779 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4780 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4781 TARGET_FISTTP.
4782 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4783 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4784 macros.
4785 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4786 patterns for TARGET_FISTTP. Enable patterns for
4787 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4788 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4789 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4790 implement fisttp x87 insn.
4791 (fix_trunc*_i387_fisttp splitters): New patterns.
4792 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4793 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4794 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4795 clobber.
4796 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4797 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4798 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4799 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4800 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4801 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4802 Disable patterns for TARGET_FISTTP.
4803 (fix_trunc*_i387 splitters): Implement usign mode macros.
4804 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4805 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4806 (fix_trunx*_sse peephole2s): Implement using mode macros.
4808 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4810 PR rtl-optimization/20291
4811 * combine.c (try_combine): If splitting fails, re-try with
4812 original combined pattern, i.e. before clobber stripping.
4814 2005-03-14 Eric Christopher <echristo@redhat.com>
4816 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4817 STACK_GROWS_DOWNWARD.
4819 2005-03-14 Roger Sayle <roger@eyesopen.com>
4821 * real.h (struct real_format): Split the signbit field into two
4822 two fields, signbit_ro and signbit_rw.
4823 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4824 mips_double_format, ieee_extended_motorola_format,
4825 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4826 ieee_extended_intel_128_format, ibm_extended_format,
4827 mips_extended_format, ieee_quad_format, mips_quad_format,
4828 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4829 i370_double_format, c4x_single_format, c4x_extended_format,
4830 real_internal_format): Update initializers for new field.
4831 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4832 real_format structure.
4833 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4834 field of the real_format structure.
4836 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4838 Fix PR tree-optimization/20458
4840 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4841 DECL_EXTERNAL on STRUCT_FIELD tags.
4842 (clear_call_clobbered): Ditto.
4843 * tree-ssa-operands.c (note_addressable): Make sure the original
4844 variable doesn't slip into the addressable list if we have
4845 subvars.
4846 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4847 tags too.
4849 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4851 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4852 (-fwide-exec-charset): Likewise.
4853 (-finput-charset): Likewise.
4854 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4855 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4856 * c.opt (Wnormalized): New.
4858 2005-03-14 Devang Patel <dpatel@apple.com>
4860 * doc/invoke.texi: Add reference to Visibility document.
4862 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4864 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4865 MASK_SPLIT_ADDRESSES.
4866 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4867 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4868 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4869 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4870 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4871 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4872 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4873 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4874 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4875 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4876 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4877 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4878 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4879 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4880 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4881 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4882 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4883 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4884 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4885 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4886 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4887 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4888 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4889 (TARGET_EXPLICIT_RELOCS): Delete.
4890 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4891 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4892 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4893 (override_options): Set MASK_LONG64 if -mint64 is given and no
4894 -mlongXX option is. Complain about -mint64 -mlong32.
4895 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4896 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4897 * config/mips/mips.opt: New file.
4899 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4901 * config.gcc (extra_options): New variable for listing option files.
4902 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4903 * configure.ac (extra_opt_files): New AC_SUBST variable.
4904 (tm_file_list, tm_include_list): Include options.h first.
4905 * configure: Regenerate.
4906 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4907 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4908 (s-options-h): New rule.
4909 (options.h): Depend on it.
4910 (TEXI_GCCINT_FILES): Add options.texi.
4911 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4912 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4913 * target.h (gcc_target): Add default_target_flags and handle_option.
4914 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4915 (TARGET_HANDLE_OPTION): New macros.
4916 (TARGET_INITIALIZER): Include them.
4917 * opt-functions.awk (opt_args, nth_arg): New functions.
4918 (switch_flags): Handle the "Target" flag.
4919 (var_args): Delete.
4920 (var_name): Use opt_args and nth_arg.
4921 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4922 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4923 macros for the "Mask" and "InverseMask" options.
4924 * opts.h (cl_var_cond): New enum.
4925 (cl_option): Replace the "has_set_value" and "set_value" fields with
4926 "var_cond" and "var_value".
4927 (CL_TARGET): New macro.
4928 (option_enabled, print_filtered_help): Declare.
4929 (decode_options): Move definition.
4930 * opts.c (handle_option): Search for the original option before
4931 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4932 var_cond and var_value fields. Use targetm.handle_option to handle
4933 target options.
4934 (decode_options): Set target_flags to targetm.default_target_flags.
4935 (print_filtered_help): Make global. Handle CL_TARGET.
4936 (option_enabled): New function.
4937 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4938 (display_target_options, set_target_switch, print_switch_values)
4939 (default_pch_valid_p): Guard uses of target_switches with
4940 #ifdef TARGET_SWITCHES. Also...
4941 (display_target_options): Display the CL_TARGET entries in cl_options.
4942 (set_target_option): Don't complain about the "" option when
4943 TARGET_SWITCHES is undefined.
4944 (print_switch_values): Use option_enabled.
4945 (default_pch_valid_p): Check cl_options[] when looking for something
4946 that has changed the value of target_flags.
4947 * c.opt: Remove documentation from top of file.
4948 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4949 * doc/sourecebuild.texi: Refer to the new options documentation
4950 instead of c.opt. Document machine-specific .opt files.
4951 * doc/tm.texi (target_flags): Say that this variable is declared
4952 by options.h.
4953 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4954 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4955 an alternative.
4956 * doc/options.texi: New file.
4958 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4960 PR middle-end/18628
4961 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4962 register.
4964 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4966 PR c++/20280
4967 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4968 temporary variable of pointer type if an lvalues is required.
4969 (gimplify_modify_expr_rhs): Request an rvalue from it.
4970 (gimplify_expr): Pass fallback on.
4972 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4974 * cfgbuild.c: Update comments.
4976 2005-03-14 Roger Sayle <roger@eyesopen.com>
4978 PR rtl-optimization/17236
4979 * optabs.c (expand_doubleword_mult): New helper function split out
4980 from expand_binop. Permute the order in which instructions are
4981 emitted to minimize the number of simultaneously live registers.
4982 (expand_binop): Call expand_doubleword_mult to synthesize a double
4983 word multiplication.
4985 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4987 * basic-block.h: Update the prototypes of cached_make_edge and
4988 rtl_make_eh_edge.
4989 * cfg.c (cached_make_edge): Take edge_cache representing one
4990 row of the adjacency matrix of edges.
4991 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4992 (make_edges): Initialize edge_cache to represent one row of
4993 the adjacency matrix of edges.
4995 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4997 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4998 New functions.
4999 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5000 Remove unused removed_phis variable.
5001 (conditional_replacement): Use build1/build2.
5002 (abs_replacement): Use last_and_only_stmt and build1/build2.
5004 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5006 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5007 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5008 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5009 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5010 * c-common.c (handle_novops_attribute): New function.
5011 (c_common_attribute_table): Add "no vops" entry.
5012 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5013 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5014 * tree-ssa-operands.c (get_call_expr_operands): Do not
5015 create virtual operands for calls with ECF_NOVOPS flag.
5016 * tree.h (DECL_IS_NOVOPS): New macro.
5017 (struct tree_decl): Add novops_flag.
5018 (ECF_NOVOPS): New constant.
5020 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5022 PR target/17688
5023 * config/i386/i386.c (x86_use_himode_fiop): New.
5024 (x86_use_simode_fiop): Rename from x86_use_fiop.
5025 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5026 (TARGET_USE_HIMODE_FIOP): New.
5027 (x86_use_simode_fiop): Rename from x86_use_fiop.
5028 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5030 * config/i386/i386.md (X87MODEI12): New mode macro define.
5031 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5032 to implement x87 FP compare with HImode input operands.
5033 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5034 Use X87MODEI12 mode macro to handle HImode input operands.
5035 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5036 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5037 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5038 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5039 macro to implement x87 operators with HImode input operands.
5040 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5041 input operands.
5043 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5045 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5046 integer_zerop.
5047 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5048 constants invariant.
5050 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5052 * basic-block.h (BB_VISITED): Removed.
5053 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5055 2005-03-14 Falk Hueffner <falk@debian.org>
5057 PR bootstrap/20424
5058 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5060 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5062 * ggc-zone.c: Fix comment typos.
5064 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5065 stringpool.c, config/mips/mips-protos.h: Update copyright.
5067 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5069 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5070 throughout with its typedef, "rtx".
5071 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5072 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5073 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5074 regs in comment to match code.
5076 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5078 * except.c (check_handled): Make it static.
5079 * except.h: Remove the corresponding prototype.
5081 * function.c (get_func_frame_size): Make it static.
5082 * function.h: Remove the corresponding type.
5084 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5085 Make them static.
5086 * hard-reg-set.h: Remove the corresponding declarations.
5088 * tree-cfg.c (verify_stmts): Check that
5089 bb_for_stmt (stmt) == bb for every PHI node and statement.
5091 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5093 * config.gcc: Remove excess indentation.
5094 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5096 2005-03-13 Roger Sayle <roger@eyesopen.com>
5098 PR middle-end/19331
5099 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5100 * fold-const.c (fold_sign_changed_comparison): Likewise.
5101 (fold_binary): Optimize comparisons against widened operands if
5102 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5104 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5106 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5107 (sparc_override_options): Initialize it.
5108 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5110 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5112 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5113 (reg_or_none500mem_operand): New predicate.
5114 (zero_reg_mem_operand): New predicate.
5115 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5116 to reg_or_none500mem_operand.
5117 (extendsfdf2_fpr): Add MEM alternative.
5118 (extenddftf2_internal): Change operand2 predicate to
5119 zero_reg_mem_operand.
5121 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5123 * ggc-zone.c: Rewritten.
5125 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5126 if there are none.
5127 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5128 * config.in: Regenerated.
5129 * configure: Regenerated.
5130 * gengtype.c (write_types_process_field, write_func_for_structure):
5131 Pass new argument to gt_pch_note_object.
5132 * ggc-common.c (struct ptr_data): Add TYPE.
5133 (gt_pch_note_object): Take TYPE argument and save it.
5134 (call_count): Update call to ggc_pch_count_object.
5135 (call_alloc): Update call to ggc_pch_alloc_object.
5136 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5137 file.
5138 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5139 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5140 (ggc_alloc_zone_stat): Delete.
5141 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5142 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5143 (ggc_pch_alloc_object): Update prototypes.
5144 (garbage_zone): Delete.
5145 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5146 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5147 pointers.
5148 (tree_id_zone): New variable.
5149 (ggc_alloc_cleared_zone): Remove unused.
5150 (ggc_alloc_zone): Define.
5151 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5152 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5153 ggc_alloc_zone_stat.
5154 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5155 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5156 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5157 (make_node_stat): Likewise. Use tree_id_zone.
5159 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5160 Joseph S. Myers <joseph@codesourcery.com>
5162 * configure.ac: Check for MIPS TLS.
5163 * configure: Regenerated.
5164 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5165 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5166 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5167 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5168 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5169 (mips_classify_symbol, mips_symbolic_constant_p)
5170 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5171 (mips_tls_operand_p, mips_call_tls_get_addr)
5172 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5173 (mips_tls_symbol_ref_1): New functions.
5174 (mips_legitimize_address, mips_legitimize_const_move): Call
5175 mips_legitimize_tls_address.
5176 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5177 for MIPS16.
5178 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5179 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5180 (mips_char_to_class): Document V1_REG.
5181 (HAVE_AS_TLS): Provide default.
5182 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5183 constants.
5184 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5185 !TARGET_ABICALLS.
5186 (tls_get_tp_<mode>): New instruction.
5188 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5190 * configure.ac: Update checks for target tools.
5191 * configure: Regenerated.
5193 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5195 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5197 2005-03-13 Roger Sayle <roger@eyesopen.com>
5199 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5200 more classes of DImode multiplication by constant. Allow both
5201 multiplication by small negative constants (by performing a
5202 multiplication by a positive constant and negating the result) and
5203 multiplications by large powers of two, by using a left shift.
5205 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5207 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5208 of basic blocks into work_stack.
5210 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5211 config/mips/vr.h: Update copyright.
5213 * c-decl.c (c_init_decl_processing): Remove useless calls to
5214 build_function_type.
5216 * builtins.c (fold_trunc_transparent_mathfn,
5217 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5218 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5219 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5220 fold_builtin_strcpy, fold_builtin_strncpy,
5221 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5222 TREE_TYPE (exp).
5224 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5225 before_call.
5227 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5228 variable determinant.
5230 * tree-cfg.c (group_case_labels): Remove local variable type.
5232 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5233 variable ann.
5235 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5236 result.
5238 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5240 PR target/18251
5241 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5242 (*movmemqi_insn): Delete.
5243 (*movmemhi): Delete.
5245 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5247 * builtins.c (fold_builtin_classify): Take decomposed
5248 arguments of CALL_EXPR.
5249 (fold_builtin_1): Update a call to fold_builtin_classify.
5251 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5253 PR c/20402
5254 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5255 through into call to parser_xref_tag after parse error.
5256 (c_parser_struct_declaration): Consistently return NULL_TREE on
5257 error.
5259 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5261 * tree-flow-inline.h (ref_contains_array_ref): New function.
5262 (lookup_subvars_for_var): Ditto.
5263 (get_subvars_for_var): Ditto.
5264 (var_can_have_subvars): Ditto.
5266 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5267 (struct subvar): New type.
5269 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5271 * tree-optimize.c (init_tree_optimization_passes): Call
5272 pass_create_structure_vars.
5274 * tree-ssa-alias.c: Include vec.h.
5275 (init_alias_info): Don't auto-clear call clobbered on struct-field
5276 tags.
5277 (compute_flow_insensitive_aliasing): Handle subvars.
5278 (group_aliases): Handle STRUCT_FIELD aliases.
5279 (setup_pointers_and_addressables): Ditto.
5280 Don't mark variables non-addressable if they still have
5281 addressable subvars.
5282 Also mark subvars addressable when the real variable is marked
5283 addressable.
5284 (add_pointed_to_var): Try to prune the pointed-to set by only
5285 pointing to subvars when possible.
5286 Otherwise, make sure we set addresses_needed and pt_vars to
5287 properly include subvars.
5288 (bitpos_of_field): New function.
5289 (push_fields_onto_fieldstack): Ditto.
5290 (get_or_create_used_part_for): Ditto.
5291 (create_overlap_variables_for): Ditto.
5292 (find_used_portions): Ditto.
5293 (create_structure_vars): Ditto.
5294 (pass_create_structure_vars): New structure.
5296 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5297 (get_expr_operands): Handle subvars. Also try to turn
5298 COMPONENT_REF accesses into must-defs now that we can accurately
5299 portray it.
5300 (note_addressable): Try to only mark as addressable those subvars
5301 we know a COMPONENT_REF touches.
5302 (overlap_subvar): New function.
5304 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5305 Handle subvar storing.
5306 (vect_address_analysis): Update caller of vect_object_analysis.
5308 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5310 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5311 (STMT_VINFO_SUBVARS): New macro.
5313 * common.opts: add flag_tree_salias.
5315 * opts.c (decode_options): flag_tree_salias defaults to on.
5317 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5319 * doc/tree-ssa.texi: Document structural alias analysis.
5321 2005-03-12 Steven Bosscher <stevenb@suse.de>
5323 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5324 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5325 * tree-ssa-operands.c (get_expr_operands): Likewise.
5326 (get_expr_operands): Likewise for ERROR_MARK.
5328 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5330 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5331 var.
5333 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5334 removed_phis.
5336 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5337 (mark_operand_necessary): Remove local variable ver.
5339 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5340 variable prefix_len.
5342 * value-prof.c (mod_subtract_transform): Remove local variable
5343 value.
5345 * builtins.c (fold_builtin_exponent): Take decomposed
5346 arguments of CALL_EXPR.
5347 (fold_builtin_1): Update a call to fold_builtin_exponent.
5349 * builtins.c (fold_builtin_logarithm): Take decomposed
5350 arguments of CALL_EXPR.
5351 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5353 * c-decl.c (c_init_decl_processing): Remove local variables
5354 ptr_ftype_void and ptr_ftype_ptr.
5356 * gimplify.c (gimplify_expr): Remove local variables r0 and
5357 r1.
5359 * reg-stack.c (move_for_stack_reg): Remove local variable
5360 push_insn.
5361 (compare_for_stack_reg): Remove local variable flags_user.
5362 (convert_regs_1): Remove local variable deleted.
5364 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5365 variable new_cond.
5366 (combine_blocks): Remove local variables exits and new_e.
5368 * tree-inline.c (expand_call_inline): Remove local variable
5369 decl.
5371 * tree-ssa-live.c (create_ssa_var_map,
5372 calculate_live_on_entry): Remove local variable snn.
5374 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5376 * c-lex.c (c_lex_with_flags): Add parameter to call to
5377 cpp_spell_token.
5379 2005-03-11 Per Bothner <per@bothner.com>
5381 * c-tree.h (struct c_declarator): New id_loc field.
5382 * c-pragma.h (c_lex_with_flags): Take position reference.
5383 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5384 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5385 (c_lex): Pass dummy location to c_lex_with_flags.
5386 * c-parser.c (c_lex_one_token): Set c_token's location using
5387 c_lex_with_flags, instead of input_location, which might be "ahead".
5388 (c_parser_direct_declarator): Set declarator's id_loc from
5389 c_token's id_loc.
5390 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5391 declarator's id_loc, rather than probably-imprecise input_location.
5392 (build_id_declarator): Initialize c_declarator's id_loc field.
5394 2005-03-11 Roger Sayle <roger@eyesopen.com>
5396 PR middle-end/20419
5397 * builtins.c (expand_builtin_signbit): Force the signbit's word
5398 into an integer register to avoid SUBREGs of floating point modes.
5400 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5402 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5403 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5404 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5405 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5407 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5409 PR rtl-optimization/20306
5410 * expr.c (emit_move_complex): Set try_int false if mode is
5411 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5412 emit_block_move if try_int is true.
5414 2005-03-11 Richard Henderson <rth@redhat.com>
5416 PR target/20415
5417 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5418 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5419 to match.
5421 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5423 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5424 (TARGET_FIX_VR4130): New macro.
5425 (TARGET_OPTIONS): Add -mfix-vr4130.
5426 (ISA_HAS_MACCHI): New macro.
5427 (ASM_SPEC): Add -mfix-vr4130.
5428 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5429 (override_options): Handle mips_fix_vr4130_string.
5430 (mips_avoid_hazards): Clear all_noreorder_p
5431 if we're working around VR4130 errata and the macc alternatives
5432 are not available.
5433 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5434 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5435 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5436 (MULTILIB_DEFAULTS): Remove leading "march=".
5437 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5438 if no architecture option is given.
5439 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5440 VR4130 multilibs.
5441 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5442 * doc/invoke.texi: Document -mfix-vr4130.
5444 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5446 * config/mips/mips.c (override_options): Only warn about -mint64
5447 deprecation if TARGET_INT64.
5449 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5451 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5452 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5453 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5454 are non-specific regarding the nonnull parameter positions.
5455 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5456 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5457 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5458 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5460 * builtins.def: Use the non-specific "nonnull" attibute lists.
5462 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5464 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5465 single_pred_edge, single_succ, single_pred): Improve comments.
5467 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5469 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5470 single_pred_edge, single_succ, single_pred): New inline functions.
5471 * bb-reorder.c (rotate_loop, find_traces_1_round,
5472 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5473 duplicate_computed_gotos): Use the single_succ/pred functions.
5474 * cfganal.c (forwarder_block_p): Ditto.
5475 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5476 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5477 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5478 merge_seq_blocks): Ditto.
5479 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5480 * cfglayout.c (fixup_reorder_chain): Ditto.
5481 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5482 canonicalize_loop_headers, verify_loop_structure): Ditto.
5483 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5484 mfb_update_loops, create_preheader, force_single_succ_latches,
5485 create_loop_notes): Ditto.
5486 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5487 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5488 commit_one_edge_insertion, purge_dead_edges,
5489 cfg_layout_can_merge_blocks_p): Ditto.
5490 * except.c (sjlj_emit_function_enter): Ditto.
5491 * flow.c (init_propagate_block_info): Ditto.
5492 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5493 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5494 insert_insn_end_bb): Ditto.
5495 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5496 find_if_case_2): Ditto.
5497 * lambda-code.c (perfect_nestify): Ditto.
5498 * lcm.c (optimize_mode_switching): Ditto.
5499 * loop-doloop.c (doloop_modify): Ditto.
5500 * loop-init.c (loop_optimizer_init): Ditto.
5501 * loop-iv.c (simplify_using_initial_values): Ditto.
5502 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5503 * loop-unswitch.c (unswitch_loop): Ditto.
5504 * modulo-sched.c (generate_prolog_epilog): Ditto.
5505 * predict.c (combine_predictions_for_insn, estimate_probability,
5506 tree_estimate_probability, last_basic_block_p,
5507 estimate_bb_frequencies): Ditto.
5508 * profile.c (branch_prob): Ditto.
5509 * regrename.c (copyprop_hardreg_forward): Ditto.
5510 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5511 * tracer.c (layout_superblocks): Ditto.
5512 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5513 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5514 cleanup_control_expr_graph, disband_implicit_edges,
5515 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5516 tree_verify_flow_info, tree_make_forwarder_block,
5517 tree_forwarder_block_p, remove_forwarder_block,
5518 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5519 * tree-if-conv.c (tree_if_conversion): Ditto.
5520 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5521 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5522 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5523 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5524 copy_loop_headers): Ditto.
5525 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5526 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5527 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5528 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5529 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5530 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5531 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5532 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5533 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5534 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5535 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5536 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5537 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5538 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5539 slpeel_add_loop_guard): Ditto.
5541 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5543 PR tree-optimization/15784
5544 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5545 and -1 - A to ~A.
5547 * stmt.c (expand_case): Don't change index_type. Convert minval
5548 to the proper type.
5550 PR tree-optimization/20130
5551 * fold-const.c (fold): Fold x * -1 into -x.
5553 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5555 PR rtl-optimization/20331
5556 * rtlanal.c (modified_between_p): Check its address first for MEM.
5557 (modified_in_p): Likewise.
5559 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5561 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5563 2005-03-10 Steven Bosscher <stevenb@suse.de>
5565 * expr.c (expand_expr_real_1): If possible, use a conditional
5566 move for expanding MIN_EXPR and MAX_EXPR.
5567 Use temp for moving around rtx-en.
5569 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5571 PR rtl-opt/20412
5572 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5573 correct mode.
5575 2005-03-10 Roger Sayle <roger@eyesopen.com>
5577 * builtins.c (expand_builtin_signbit): Extend to handle floating
5578 point modes wider than the largest integer type, using the
5579 operand_subword_force function to obtain the signbit's word.
5581 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5583 PR target/20322
5584 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5585 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5587 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5589 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5591 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5593 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5594 type void.
5595 (perform_edge_inserts): Unconditionally call
5596 free_dominator_info.
5598 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5600 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5602 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5604 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5606 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5608 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5609 gcc_unreachable.
5610 (rtl_register_value_prof_hooks,
5611 tree_value_profile_transformations,
5612 tree_register_value_prof_hooks): Likewise.
5613 * var-tracking.c (stack_adjust_offset_pre_post,
5614 variable_htab_free, variable_union, dataflow_set_different_2,
5615 count_uses, variable_was_changed, set_frame_base_location,
5616 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5617 vt_add_function_parameters): Likewise.
5618 * varasm.c (named_section_real, named_section, make_decl_rtl,
5619 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5620 const_hash_1, compare_constant, copy_constant, force_const_mem,
5621 output_constant_pool_2, output_constant_pool_1, output_constant,
5622 output_constructor, make_decl_one_only, decl_tls_model,
5623 default_no_named_section, default_elf_select_section_1,
5624 default_unique_section_1): Likewise.
5625 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5626 * vmsdbgout.c (addr_const_to_string): Likewise.
5628 PR c++/20375
5629 * function.c (struct assign_parm_data_one): Remove last_named
5630 field.
5631 (assign_parm_find_data_types): Don't determine last_named.
5632 Reorder named_parm determination.
5633 (assign_parms): Only setup varargs on the last non-varadic
5634 parameter.
5636 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5638 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5639 sda base address on medium model.
5641 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5643 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5644 * cfgloop.c (flow_loop_nodes_find): Export.
5645 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5646 Declare.
5647 * cfgloopmanip.c (fix_loop_structure): New function.
5648 * predict.c (predict_loops): Clean up the loops information.
5649 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5650 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5651 loop structure.
5652 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5653 (rewrite_into_loop_closed_ssa): Declaration changed.
5654 * tree-loop-linear.c (linear_transform_loops): Add argument to
5655 rewrite_into_loop_closed_ssa call.
5656 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5657 * tree-ssa-loop-im.c (move_computations): Ditto.
5658 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5659 * tree-vectorizer.c (vectorize_loops): Ditto.
5660 * tree-optimize.c: Include cfgloop.h.
5661 (execute_todo): Choose whether to call cleanup_tree_cfg or
5662 cleanup_tree_cfg_loop.
5663 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5664 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5665 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5666 cleanup_tree_cfg_loop call.
5667 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5668 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5669 work on part of cfg.
5671 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5673 PR inline-asm/20314
5674 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5675 with multiple alternatives.
5677 * stmt.c (parse_output_constraint): Fix a typo.
5679 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5681 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5682 assembly directive instead of deprecated "no-generics".
5684 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5686 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5687 for non-offsettable memory references to cope with outstanding reload
5688 replacements.
5689 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5690 avoid losing outstanding address reloads.
5691 ("reload_outdi", "reload_outdf"): Likewise.
5693 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5695 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5696 code. Add more cbrt transformations.
5698 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5700 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5702 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5704 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5705 NULL_TREE when a given tree is not simplified.
5706 (fold): Return the original tree when any of the functions
5707 mentioned above NULL_TREE.
5709 * fold-const.c (fold_unary, fold_binary): Take decomposed
5710 arguments, code, type, op0, and op1 in case of fold_binary.
5711 (fold): Update calls to fold_unary and fold_binary.
5713 2005-03-09 Roger Sayle <roger@eyesopen.com>
5715 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5716 a fndecl and an arglist instead of a CALL_EXPR, exp.
5718 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5720 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5722 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5724 * expr.c (expand_assignment): Remove orig_to_rtx.
5726 * fold-const.c (int_const_binop): Remove no_overflow.
5728 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5730 * loop-iv.c (get_biv_step_1): Remove lhs.
5732 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5734 * real.c (real_nan): Remove neg.
5736 * function.c (thread_prologue_and_epilogue_insns): Remove i
5737 and newinsn.
5739 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5740 tb.
5742 * tree-eh.c (tree_could_trap_p): Remove idx.
5744 * tree-into-ssa.c (ann): Remove ann.
5746 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5748 * tree-sra.c (decide_block_copy): Remove inst_count.
5750 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5752 * tree-ssa-loop-im.c (lhs): Remove.
5754 * cfgbuild.c (state, STATE, SET_STATE,
5755 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5756 make_edges.
5757 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5758 (find_basic_blocks): Set the state of each basic block to
5759 BLOCK_NEW.
5761 2005-03-08 Jeff Law <law@redhat.com>
5763 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5764 goto results in the removal of edges in the CFG, then we need
5765 to recompute dominators.
5767 2005-03-09 Ben Elliston <bje@au.ibm.com>
5769 * c-common.c (c_do_switch_warnings): Comment fix.
5771 2005-03-08 Julian Brown <julian@codesourcery.com>
5773 * Patch from 2005-03-08 reverted for causing regressions and
5774 ppc-darwin bootstrap failure.
5776 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5778 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5779 Define the real function for ppc-darwin.
5780 * c-typeck.c (convert_arguments): Check for target-specific
5781 invalid argument call to unprototyped function.
5782 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5783 New Macro.
5784 * target.h (invalid_arg_for_unprototyped_fn): New field
5785 in struct calls.
5786 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5787 default target hook.
5788 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5789 Declare.
5791 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5793 * c-typeck.c (constructor_stack, constructor_range_stack,
5794 initializer_stack): Make them static.
5796 * cfg.c (rbi_pool): Make it static.
5798 * gimple-low.c (lower_stmt_body): Make it static.
5799 * tree-flow.h: Remove the corresponding prototype. Don't
5800 declare lower_data.
5802 * sched-deps.c (cache_size): Make it static.
5804 * stor-layout.c (lang_adjust_rli): Make it static.
5806 2005-03-08 Julian Brown <julian@codesourcery.com>
5808 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5809 from being used for symbols with vague linkage when
5810 HAVE_GAS_COMDAT_GROUP is true.
5812 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5814 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5815 nlabel == JUMP_LABEL (jump).
5817 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5819 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5820 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5821 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5822 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5824 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5826 PR c/14411
5827 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5828 * c-common.c (handle_returns_twice): New function.
5829 (c_common_attribute_table): Declare eturns_twice' attribute.
5830 * doc/extend.texi: Document eturns_twice' attribute.
5831 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5832 (struct tree_decl): Add returns_twice_flag.
5834 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5836 * tree-ssa-phiopt.c: Fix a comment typo.
5838 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5839 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5840 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5841 copyright.
5843 2005-03-08 Richard Henderson <rth@redhat.com>
5845 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5846 builtin codes with ctzdi2, clzdi2, popcountdi2.
5847 (struct alpha_builtin_def): Add is_const.
5848 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5849 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5850 (alpha_init_builtins): Init them. Set nothrow and const attributes
5851 on builtins.
5852 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5853 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5854 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5855 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5856 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5857 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5858 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5859 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5860 (TARGET_FOLD_BUILTIN): New.
5861 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5862 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5863 (ffsdi2): Use ctz.
5864 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5866 2005-03-08 Ira Rosen <irar@il.ibm.com>
5868 PR tree-optimization/20122
5869 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5870 condition of access function instead of base.
5872 2005-03-07 Jeff Law <law@redhat.com>
5873 Steven Bosscher <stevenb@suse.de>
5875 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5876 (find_taken_edge): Call find_taken_edge_computed_goto as
5877 appropriate. Allow any gimple invariant rather than just
5878 INTEGER_CST for VAL.
5879 (cleanup_control_flow): Cleanup a computed goto which has turned
5880 into a simple goto.
5881 (tree_merge_blocks): If block B has any forced labels, move
5882 them to the start of block A.
5883 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5884 computed gotos as well.
5885 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5886 removal of unnecessary computed gotos too.
5887 (lookup_redirection_data): Fix type of INSERT argument. Callers
5888 updated.
5890 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5892 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5893 Remove trailing spaces.
5895 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5896 unshare_all_trees): Make them static.
5897 * tree-gimple.h: Remove the corresponding prototypes.
5899 * diagnostic.h: Remove unused prototype
5900 debug_output_buffer.
5901 * modulo-sched.c: Remove unused prototype
5902 set_row_column_for_ps.
5904 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5905 replace_phi_edge_with_variable): Remove unused variable i.
5907 2005-03-07 Per Bothner <per@bothner.com>
5909 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5911 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5913 PR tree-opt/17671
5914 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5915 bbs on the COND_EXPR instead of the PHI_NODEs.
5916 (candidate_bb_for_phi_optimization): Remove.
5917 (replace_phi_with_stmt): Rename to ...
5918 (replace_phi_edge_with_variable): this and change so that we
5919 replace the phi argument instead of removing the PHI.
5920 (conditional_replacement): Change so we deal with PHI with more
5921 than two arguments.
5922 (value_replacement): Likewise.
5923 (abs_replacement): Likewise.
5925 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5927 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5928 output_e500_flip_gt_bit.
5930 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5931 as bit 31.
5932 (rs6000_generate_compare): Fix logic to look at the correct bits.
5933 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5934 Look at GT bit.
5935 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5936 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5937 gen_move_from_CR_gt_bit.
5939 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5940 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5941 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5943 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5944 (E500_CR_IOR_COMPARE): New constant.
5946 2005-03-08 Earl Chew <earl_chew@agilent.com>
5947 David Billinghurst <David.Billinghurst@riotinto.com>
5949 * config/i386/host-cygwin.c: New file to support precompiled
5950 headers on cygwin
5951 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5952 * config.host: Use above files for cygwin host.
5954 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5956 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5957 ordering ops from earlier change.
5959 2005-03-07 Per Bothner <per@bothner.com>
5961 Various fixes to allow us to again build if --enable-mapped-location:
5962 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5963 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5964 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5965 local variable loc. Change logic appropriately.
5966 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5967 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5968 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5969 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5970 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5972 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5974 PR rtl-optimization/19683
5975 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5976 number of bytes, to smallest_int_for_mode. Fix arguments to
5977 REG_CANNOT_CHANGE_MODE_P.
5979 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5981 * reorg.c (relax_delay_slots): Check that the jump is
5982 conditional before trying to invert it.
5984 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5986 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5987 Make them static.
5989 * calls (stack_arg_under_construction): Make it static.
5991 * flow.c (regs_live_at_setjmp): Make it static.
5992 * flow.h: Remove the corresponding prototype.
5994 * reload1.c (reload_startobj, reload_firstobj,
5995 something_needs_operands_changed, reload_inherited,
5996 reload_inheritance_insn, reload_override_in,
5997 reload_spill_index): Make them static.
5999 * recog.c (verify_changes): Make it static.
6000 * recog.h: Remove the corresponding prototype.
6002 * cfgbuild.c (find_sub_basic_blocks): Remove.
6003 * basic-block.h: Remove the corresponding prototype.
6004 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6005 in comments.
6006 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6008 * tree-ssa-operands.c (check_build_stmt): Remove.
6010 * stor-layout.c (set_alignment): Remove.
6011 * tree.h: Remove the corresponding prototype.
6013 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6015 * tree-ssa-dce.c (control_dependence_map,
6016 visited_control_parents): Make them static.
6018 * cfghooks.c (verify_flow_info): Remove local variable
6019 num_bb_notes.
6021 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6022 last_bb_seen.
6024 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6026 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6028 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6030 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6032 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6033 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6034 PARALLEL for an empty structure.
6036 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6038 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6040 * fold-const.c (fold_binary): Unroll the very first "for"
6041 loop.
6043 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6045 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6046 redundant match_code test.
6047 (scc_comparison_operator): Swap match_operand and match_code
6048 tests.
6049 (branch_positive_comparison_operator): Same.
6050 (trap_comparison_operator): Use comparison_operator and swap with
6051 match_code test.
6053 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6055 PR target/20288
6056 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6057 (out_movhi_r_mr): Read low byte of volatile MEM first.
6058 (out_movhi_mr_r): Write high byte of volatile MEM first.
6060 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6062 * cselib.c (reg_values, reg_values_size): Make them static.
6064 * cse.c (cse_reg_info_table): Make it static.
6066 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6068 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6070 * cse.c (find_best_addr): Use canon_for_address.
6072 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6074 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6075 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6076 SUBREG and MEM, respectively.
6078 * fold-const.c (fold_binary): Use code instead of t.
6080 * fold-const.c (optimize_minmax_comparison): Take decomposed
6081 arguments code, type, op0, and op1 instead of t.
6082 (fold_binary): Update a call to optimize_minmax_comparison.
6084 * fold-const.c (fold_range_test): Take decomposed arguments
6085 code, type, op0, and op1 instead of t.
6086 (fold_binary): Update a call to fold_range_test.
6088 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6089 decomposed arguments code, type, op0, and op1 instead of t.
6090 (fold_binary): Update a call to fold_range_test.
6092 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6094 * fold-const.c (fold_binary): Avoid directly using the original
6095 expression t as much as possible.
6097 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6099 * c-semantics.c (build_stmt): Use TYPE_P instead of
6100 IS_NON_TYPE_CODE_CLASS.
6101 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6102 (NON_TYPE_CHECK): Use TYPE_P instead of
6103 IS_NON_TYPE_CODE_CLASS.
6105 * fold-const.c (fold): Remove handling of binary expressions.
6107 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6109 * doc/c-tree.texi: Wrap comments in @r{}.
6110 * doc/cpp.texi: Likewise.
6111 * doc/cppinternals.texi: Likewise.
6112 * doc/extend.texi: Likewise.
6113 * doc/md.texi: Likewise.
6114 * doc/objc.texi: Likewise.
6115 * doc/sourcebuild.texi: Likewise.
6116 * doc/tm.texi: Likewise.
6117 * doc/tree-ssa.texi
6119 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6121 * predict.c (apply_return_prediction): Standardize PHI chain
6122 walking.
6123 * tree-ssa.c (ssa_redirect_edge): Likewise.
6125 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6126 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6127 Update copyright.
6129 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6130 * tree-flow.h: Adjust the prototype for remove_phi_node.
6131 * lambda-code.c (perfect_nestify): Adjust a call to
6132 remove_phi_node.
6133 * tree-cfg.c
6134 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6135 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6136 Likewise.
6137 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6138 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6139 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6140 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6142 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6143 of GEN_INT (trunc_int_for_mode (...)).
6144 * loop-iv.c (iv_number_of_iterations): Likewise.
6145 * postreload.c (reload_cse_move2add): Likewise.
6146 * simplify-rtx.c (simplify_const_unary_operation,
6147 simplify_const_binary_operation): Likewise.
6148 * stor-layout.c (get_mode_bounds): Likewise.
6150 * fold-const.c (fold_binary): New.
6151 (fold): Call fold_binary on binary expressions.
6153 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6155 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6156 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6157 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6158 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6159 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6161 2005-03-04 Devang Patel <dpatel@apple.com>
6163 PR tree-optimization/18815
6164 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6165 loops with zero exit edges.
6167 2005-03-04 Devang Patel <dpatel@apple.com>
6169 * doc/invoke.texi: Remove reference to webpage that does not exist.
6171 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6172 Joseph S. Myers <joseph@codesourcery.com>
6174 PR c++/19797
6175 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6176 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6177 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6178 * pa.c (get_plabel): Change argument to symbol_ref. Call
6179 maybe_get_identifier instead of get_identifier.
6180 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6181 (struct deferred_plabel): Replace name field with symbol field.
6182 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6183 ASM_OUTPUT_EXTERNAL_REAL is defined.
6184 (output_global_address): Use output_addr_const for output of all
6185 symbol_refs.
6186 (output_deferred_plabels): Use symbol_ref instead of name for address
6187 output.
6188 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6189 ASM_OUTPUT_SYMBOL_REF): New macros.
6190 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6191 comment.
6192 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6193 label.
6195 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6197 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6198 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6200 2005-03-04 Jeff Law <law@redhat.com>
6202 * basic-block.h (rediscover_loops_after_threading): Declare.
6203 * tree-ssa-dom.c: Include cfgloop.h.
6204 (tree_ssa_dominator_optimize): Discover loops and some basic
6205 properties. Remove forwarder blocks recreated by loop header
6206 canonicalization. Also mark backedges in the CFG.
6207 * tree-ssa-threadupdate.c: Include cfgloop.h
6208 (rediscover_loops_after_threading): Define.
6209 (struct local_info): New field, JUMP_THREADED.
6210 (prune_undesirable_thread_requests): New function.
6211 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6212 then record that fact for the callers of redirct_edges.
6213 (thread_block): If BB has incoming backedges, then call
6214 prune_undesirable_thraed_requests. Note when we are
6215 going to have to rediscover loop information. Return a
6216 boolean indicating if any jumps were threaded.
6217 (thread_through_all_blocks): Bubble up boolean indicating
6218 if any jumps were threaded.
6219 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6220 (tree-ssa-threadupdate.o): Similarly.
6222 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6224 * fold-const.c (fold_ternary): Unroll the "for" loop to
6225 extract operands.
6227 2005-03-04 Andrew Haley <aph@redhat.com>
6229 * unwind-dw2-fde-glibc.c (struct
6230 unw_eh_callback_data.check_cache): New field.
6231 (frame_hdr_cache): New.
6232 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6233 Cache frame header info.
6235 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6237 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6238 (print_c_condition): Declare.
6239 * read-rtl.c (ptr_loc): New structure.
6240 (ptr_locs, ptr_loc_obstack, joined_conditions)
6241 (joined_conditions_obstack): New variables.
6242 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6243 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6244 (join_c_conditions, print_c_condition): New functions.
6245 (apply_macro_to_string): Associate the new string with the same
6246 source location as the old one.
6247 (add_condition_to_string): Use join_c_conditions.
6248 (read_string): Use set_rtx_ptr_loc to record a filename and line
6249 number for the string.
6250 (read_rtx): Initialize the new variables above.
6251 * genattrtab.c (write_test_expr, write_attr_value): Use
6252 print_c_condition.
6253 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6254 comment above the GCC_VERSION check.
6255 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6256 Inline the definition of MAYBE_EVAL.
6257 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6258 * genoutput.c (process_template): Likewise.
6259 * genpreds.c (write_predicate_subfunction): Likewise.
6260 (write_predicate_expr): Use print_c_condition.
6261 * genrecog.c (write_cond): Likewise.
6262 * gensupport.c (process_rtx): Use join_c_conditions to join the
6263 conditions of a define_insn_and_split. Record a source location
6264 for the string after the "&&".
6265 (alter_test_for_insn): Use join_c_conditions.
6267 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6269 Revert for now:
6270 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6271 PR tree-optimization/15784
6272 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6273 and -1 - A to ~A.
6275 2005-03-04 Ben Elliston <bje@au.ibm.com>
6277 * gcc.c (option_map): Add --coverage.
6278 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6279 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6280 * config/darwin.h: Pass -lgcov for `coverage'.
6281 * doc/invoke.texi (Debugging Options): Document --coverage.
6283 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6285 * gcse.c (bypass_block): Use find_edge wherever possible.
6287 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6289 Fix PR debug/20253
6291 * c-opts.c (c_common_parse_file): Call start_source_file
6292 and end_source_file at the approriate times.
6294 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6295 the main file, it will be done for us now.
6297 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6299 * fold-const.c (fold_ternary): New.
6300 (fold): Call fold_ternary on ternary expressions. Remove
6301 handling of ternary expressions.
6303 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6305 PR tree-optimization/15784
6306 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6307 and -1 - A to ~A.
6309 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6311 * config/rs6000/predicates.md (branch_comparison_operator):
6312 Convert from C block to conditional format.
6314 2005-03-03 Jan Hubicka <jh@suse.cz>
6316 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6317 and non-constant public variables.
6319 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6321 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6322 with LABEL_EXPR.
6324 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6325 EDGE_I.
6327 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6328 calls to release_ssa_name and release_phi_node.
6330 * fold-const.c (fold): Remove handling of unary expressions.
6332 * fold-const.c (fold_unary): Avoid directly using the original
6333 expression t as much as possible.
6335 2005-03-03 Roger Sayle <roger@eyesopen.com>
6336 Andrew Pinski <pinskia@physics.uc.edu>
6338 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6339 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6341 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6343 Describe special registers SRP and MOF as allocatable registers.
6344 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6345 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6346 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6347 TARGET_HAS_MUL_INSNS.
6348 (cris_print_operand) <case 'd'>: New case.
6349 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6350 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6351 define.
6352 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6353 (REG_ALLOC_ORDER): Update for MOF.
6354 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6355 SPECIAL_REGS.
6356 (GENERAL_REGS): No longer a define of ALL_REGS.
6357 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6358 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6359 Adjust accordingly.
6360 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6361 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6362 (SECONDARY_RELOAD_CLASS): Define.
6363 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6364 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6365 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6366 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6367 (REGISTER_MOVE_COST): Define.
6368 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6369 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6370 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6371 (CRIS_MOF_REGNUM): New define_constants.
6372 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6373 special registers.
6374 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6375 New patterns.
6376 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6377 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6378 Adjust for MOF being properly described as a register.
6379 (indir_to_reg_split): Name this split. Conditionalize on the
6380 destination register being a general register.
6381 (movei): Conditionalize on on operands 0 and 1 having the same
6382 register class.
6384 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6386 PR target/20277
6387 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6388 -mcpu to override any other explicitly given flags.
6390 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6392 * recog.c (verify_changes, confirm_change_group): New functions,
6393 broken out of apply_change_group.
6394 (apply_change_group): Use them.
6395 * recog.h (verify_change, confirm_change_group): Declare.
6396 * rtl.h (redirect_jump_2): Declare.
6397 * jump.c (redirect_exp, invert_exp): Delete.
6398 (invert_exp_1): Take second parameter. Return value. Changed caller.
6399 (redirect_jump_2): New function, broken out of redirect_jump.
6400 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6401 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6402 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6404 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6406 * varasm.c (named_section): Use xstrdup rather than doing it by
6407 hand.
6409 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6411 2005-03-02 Devang Patel <dpatel@apple.com>
6413 Undo PR tree-optimization/18815 fix.
6415 2005-03-02 Devang Patel <dpatel@apple.com>
6417 PR tree-optimization/18815
6418 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6419 loops with zero exit edges.
6421 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6423 * cfg.c (connect_src, connect_dest, disconnect_src,
6424 disconnct_dest): New.
6425 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6426 redirect_edge_pred): Use the new functions.
6428 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6429 free_dominance_info only when needed.
6431 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6433 PR target/20276
6434 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6435 (reg_or_sub_cint64_operand): Same.
6437 2005-03-02 Jeff Law <law@redhat.com>
6439 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6440 CFG_ALTERED in the main DOM iteration loop.
6442 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6444 PR c++/19916
6445 * varasm.c (initializer_constant_valid_p): Allow conversions
6446 between OFFSET_TYPEs. Tidy.
6448 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6450 * config/cris/cris.md ("return"): Remove epilogue delay list
6451 sanity check.
6453 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6455 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6456 for Thumb.
6457 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6459 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6461 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6462 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6463 config/m68k/m68k.c, config/mips/mips.h,
6464 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6465 doc/include/gcc-common.texi: Update copyright.
6467 PR middle-end/18029 and PR middle-end/18030
6468 * expr.c (optimize_bitfield_assignment_op): Add a special case
6469 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6471 * fold-const.c (fold_unary): New.
6472 (fold): Call fold_unary on unary expressions.
6474 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6476 * cgraph.h (struct cgraph_edge): Add prev_caller and
6477 prev_callee fields.
6478 (cgraph_node_remove_callees): Export.
6479 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6480 and prev_callee.
6481 (cgraph_edge_remove_callee): New function.
6482 (cgraph_edge_remove_caller): Likewise.
6483 (cgraph_remove_edge): Use.
6484 (cgraph_redirect_edge_callee): Likewise.
6485 (cgraph_node_remove_callees): New function.
6486 (cgraph_node_remove_callers): Likewise.
6487 (cgraph_remove_node): Use.
6488 * tree-optimize.c (tree_rest_of_compilation): Use
6489 cgraph_node_remove_callees instead of manual loop.
6490 * cgraphunit.c (cgraph_finalize_function): Likewise.
6491 (cgraph_expand_function): Likewise.
6492 (cgraph_remove_unreachable_nodes): Likewise.
6494 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6496 PR c/8927
6497 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6498 argument.
6499 * c-decl.c (undeclared_variable): Take location as argument.
6500 * c-typeck.c (build_external_ref): Likewise.
6501 * c-parser.c (c_parser_postfix_expression): Pass location of
6502 identifier to build_external_ref.
6504 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6506 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6507 CCEQ mode for branch_positive_comparison_operator test.
6508 * config/rs6000/predicates (branch_comparison_operator): Revert to
6509 define_predicate.
6510 (scc_comparison_operator): Same.
6511 (branch_positive_comparison_operator): Same.
6513 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6515 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6516 (cris_delay_slots_for_epilogue): Remove.
6517 (save_last): Move into cris_target_asm_function_epilogue.
6518 (cris_target_asm_function_epilogue): Remove tests for file being
6519 NULL.
6520 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6521 (cris_delay_slots_for_epilogue): Remove prototypes.
6522 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6523 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6525 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6527 * config/rs6000/predicates.md (branch_comparison_operator): Change
6528 to define_special_predicate.
6529 (scc_comparison_operator): Same.
6530 (branch_positive_comparison_operator): Same.
6532 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6534 * Makefile.in (tree-ssa-sink.o): New.
6535 (OBJS-common): Add tree-ssa-sink.o.
6536 * common.opt: Add -ftree-sink
6537 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6538 * timevar.def (TV_TREE_SINK): new timevar.
6539 * tree-flow.h (is_hidden_global_store): Prototype.
6540 * tree-optimize.c (init_tree_optimization_passes): Add
6541 pass_sink_code.
6542 * tree-pass.h (pass_sink_code): New.
6543 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6544 for non-obvious global store store to is_hidden_global_store, and
6545 call that new function.
6546 * tree-ssa-sink.c: New file.
6547 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6548 * doc/passes.texi: Document forward store motion.
6549 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6550 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6551 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6552 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6554 2005-03-01 Per Bothner <per@bothner.com>
6556 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6557 and we have a non-zero column-number, add it to the message.
6558 Also factor out the diagnostic_kind_text.
6560 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6562 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6563 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6564 flow_loop_scan): Removed.
6565 (flow_loop_dump): Do not dump removed fields.
6566 (flow_loop_free): Do not free removed fields.
6567 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6568 (loop_exit_edge_p): New function.
6569 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6570 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6571 num_exits, exits_doms.
6572 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6573 LOOP_EDGES, LOOP_ALL): Removed.
6574 (flow_loop_scan): Declaration removed.
6575 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6576 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6577 flow_loops_find.
6578 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6579 (if_convert): Call flow_loops_find and flow_loops_free
6580 when calling mark_loop_exit_edges.
6581 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6582 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6583 free_dominance_info calls.
6584 * loop-init.c (flow_loops_find): Ditto.
6585 * passes.c (rest_of_handle_branch_prob): Ditto.
6586 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6587 * loop-unroll.c (analyze_insns_in_loop): Do not use
6588 EDGE_LOOP_EXIT.
6589 * predict.c (predict_loops): Do not call flow_loop_scan.
6590 Use get_loop_exit_edges.
6591 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6592 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6593 Do not use EDGE_LOOP_EXIT.
6594 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6595 to bb_with_exit_edge_p.
6596 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6597 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6598 to bb_with_exit_edge_p.
6599 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6600 EDGE_LOOP_EXIT.
6601 * tree-loop-linear.c (linear_transform_loops): Do not call
6602 flow_loop_scan. Use loop->single_exit.
6603 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6604 (vect_analyze_loop_form): Do not call flow_loop_scan.
6605 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6606 loop->single_exit.
6607 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6608 loop->single_exit.
6609 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6610 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6611 slpeel_tree_duplicate_loop_to_edge_cfg,
6612 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6613 Use loop_preheader_edge and loop->single_exit. Do not call
6614 flow_loop_scan.
6616 2005-03-01 Nick Clifton <nickc@redhat.com>
6618 * config/arm/arm.c (thumb_find_work_register): Check all of the
6619 argument registers to see if they are free, and a couple of
6620 special cases where the last argument register but can be proved
6621 to be available during the function's prologue.
6622 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6623 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6624 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6625 register bit-mask.
6626 (thumb_compute_save_reg_mask): Likewise. Also use
6627 thumb_find_work_register() to ensure that there is agreement about
6628 which work register is going to be used in the prologue.
6629 (thumb_output_function_prologue): Use unsigned long as the type
6630 for the register bit-mask. Also delay pushing the link register if
6631 other high registers are going to be pushed.
6632 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6633 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6634 redundant prototypes.
6636 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6638 PR target/19819
6639 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6640 and after reload in REG+REG indexed addresses without REG_POINTER
6641 set in the base and not set in the index.
6643 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6645 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6646 Don't undefine here.
6647 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6648 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6649 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6650 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6651 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6652 Delete.
6653 * config.gcc (sh*-*-linux*): Use config/linux.h.
6655 2005-02-28 Dale Johannesen <dalej@apple.com>
6656 Stan Shebs <shebs@apple.com>
6658 Rewrite of 64-bit Darwin structure-by-value pass/return.
6659 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6660 intoffset, use_stack, named.
6661 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6662 (rs6000_darwin64_record_arg_advance_flush): New.
6663 (rs6000_darwin64_record_arg_advance_recurse): New.
6664 (rs6000_darwin64_record_arg_flush): New.
6665 (rs6000_darwin64_record_arg_recurse): New.
6666 (rs6000_darwin64_record_arg): New.
6667 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6668 (function_arg_boundary): Handle 128-bit aligned structs.
6669 (function_arg_advance): Rewrite darwin64 struct handling.
6670 (function_arg): Call rs6000_darwin64_record_arg.
6671 (function_arg_partial_nregs): Handle darwin64 structs.
6672 (rs6000_darwin64_function_value): Remove.
6673 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6675 2005-02-28 Roger Sayle <roger@eyesopen.com>
6677 PR tree-optimization/20216
6678 * tree-chrec.c (tree_fold_factorial): Delete.
6679 (tree_fold_binomial): Change argument list to take a return type
6680 and change the type of K to unsigned int. Rewrite to avoid explicit
6681 evaluation of factorials, and (recursively) calling fold to perform
6682 compile-time arithmetic. Return NULL on (internal) overflow.
6683 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6684 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6685 if any intermediate calculation overflows.
6686 (chrec_apply): Update call to chrec_evaluate.
6688 2005-02-28 James E Wilson <wilson@specifixinc.com>
6690 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6692 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6694 PR c/20245
6695 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6696 instead of NULL_TREE on error.
6698 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6700 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6701 (EASY_VECTOR_15_ADD_SELF): Remove.
6702 (num_insns_constant_wide): Not static.
6703 (validate_condition_mode): Not static.
6704 (toc_relative_expr_p): Not static.
6705 (legitimate_indirect_address_p): Not static.
6706 (macho_lo_sum_memory_operand): Not static.
6707 (invalid_e500_subreg): Not static.
6708 (easy_vector_same): Not static.
6709 (easy_vector_splat_const): Not static.
6710 (RS6000_SYMBOL_REF_TLS_P): Remove.
6711 (any_operand): Delete.
6712 (any_parallel_operand): Delete.
6713 (count_register_operand): Delete.
6714 (altivec_register_operand): Delete.
6715 (xer_operand): Delete.
6716 (s8bit_cint_operand): Delete.
6717 (short_cint_operand): Delete.
6718 (u_short_cint_operand): Delete.
6719 (non_short_cint_operand): Delete.
6720 (exact_log2_cint_operand): Delete.
6721 (gpc_reg_operand): Delete.
6722 (cc_reg_operand): Delete.
6723 (cc_reg_not_cr0_operand): Delete.
6724 (reg_or_short_operand): Delete.
6725 (reg_or_neg_short_operand): Delete.
6726 (reg_or_aligned_short_operand): Delete.
6727 (reg_or_u_short_operand): Delete.
6728 (reg_or_cint_operand): Delete.
6729 (reg_or_arith_cint_operand): Delete.
6730 (reg_or_add_cint64_operand): Delete.
6731 (reg_or_sub_cint64_operand): Delete.
6732 (reg_or_logical_cint_operand): Delete.
6733 (got_operand): Delete.
6734 (got_no_const_operand): Delete.
6735 (easy_fp_constant): Delete.
6736 (easy_vector_constant): Delete.
6737 (easy_vector_constant_add_self): Delete.
6738 (zero_constant): Delete.
6739 (zero_fp_constant): Delete.
6740 (volatile_mem_operand): Delete.
6741 (offsettable_mem_operand): Delete.
6742 (mem_or_easy_const_operand): Delete.
6743 (add_operand): Delete.
6744 (non_add_cint_operand): Delete.
6745 (logical_operand): Delete.
6746 (non_logical_cint_operand): Delete.
6747 (mask_operand): Delete.
6748 (mask_operand_wrap): Delete.
6749 (mask64_operand): Delete.
6750 (mask64_2_operand): Delete.
6751 (and64_operand): Delete.
6752 (and64_2_operand): Delete.
6753 (and_operand): Delete.
6754 (reg_or_mem_operand): Delete.
6755 (lwa_operand): Delete.
6756 (symbol_ref_operand): Delete.
6757 (call_operand): Delete.
6758 (current_file_function_operand): Delete.
6759 (input_operand): Delete.
6760 (rs6000_nonimmediate_operand): Delete.
6761 (rs6000_tls_symbol_ref): Delete.
6762 (save_world_operation): Delete.
6763 (restore_world_operation): Delete.
6764 (load_multiple_operation): Delete.
6765 (store_multiple_operation): Delete.
6766 (vrsave_operation): Delete.
6767 (mfcr_operation): Delete.
6768 (mtcrf_operation): Delete.
6769 (lmw_operation): Delete.
6770 (stmw_operation): Delete.
6771 (branch_comparison_operator): Delete.
6772 (branch_positive_comparison_operator): Delete.
6773 (scc_comparison_operator): Delete.
6774 (trap_comparison_operator): Delete.
6775 (boolean_operator): Delete.
6776 (boolean_or_operator): Delete.
6777 (min_max_operator): Delete.
6778 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6779 (EASY_VECTOR_15): Moved to here.
6780 (EASY_VECTOR_15_ADD_SELF): Move to here.
6781 (PREDICATE_CODES): Delete.
6782 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6783 Declare functions no longer static.
6784 * config/rs6000/predicates.md: New.
6785 * config/rs6000/rs6000.md: Include predicates.md
6787 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6789 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6790 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6791 REG_ALWAYS_RETURN.
6792 * cfgrtl.c (need_fake_edge_p): Likewise.
6793 * combine.c (distribute_notes): Likewise.
6794 * emit-rtl.c (try_split): Likewise.
6795 * recog.c (peephole2_opimize): Likewise.
6796 * reg-notes.def (ALWAYS_RETURN): Remove.
6797 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6798 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6799 * tree.h (ECF_ALWAYS_RETURN): Remove.
6801 2005-02-28 Roger Sayle <roger@eyesopen.com>
6803 PR middle-end/19874
6804 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6805 between different machine modes is never a "useless" conversion.
6807 2005-02-28 Geert Bosch <bosch@gnat.com>
6809 PR ada/15977
6810 * doc/contrib.texi: List contributors for Ada front end
6812 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6814 * simplify-rtx.c (simplify_unary_operation_1,
6815 simplify_const_unary_operation): New, extracted from...
6816 (simplify_unary_operation): ... this one.
6817 (simplify_binary_operation_1,
6818 simplify_const_binary_operation): New, extracted from...
6819 (simplify_binary_operation): ... this one.
6820 * rtl.h (simplify_const_unary_operation,
6821 simplify_const_binary_operation): Add prototypes.
6823 2005-02-28 Julian Brown <julian@codesourcery.com>
6825 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6826 building libjava and caused PR regression/20228.
6828 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6830 PR bootstrap/17383
6831 * Makefile.in (host_subdir): New.
6832 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6833 * configure: Regenerate.
6835 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6837 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6838 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6839 installation directory first.
6841 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6843 PR target/19065.
6844 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6845 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6846 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6847 * config/cris/cris.md: Tweak comments referring to Q.
6848 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6849 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6850 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6851 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6852 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6853 Insert spaces in constraints to align alternatives vertically for
6854 readability.
6855 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6856 operand 1: "M".
6858 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6860 PR rtl-optimization/17728
6861 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6862 operand 0 from general_operand to move_dest_operand.
6864 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6866 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6867 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6868 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6869 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6871 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6873 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6874 * configure: Regenerate.
6875 * libada-mk.in: Remove CC; rename
6876 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6878 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6880 PR tree-opt/20188
6881 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6882 for the lhs, also walk over the tree. Likewise for rhs.
6884 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6886 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6887 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6888 Do not propagate value of iv before increment over the increment.
6890 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6892 * c-parser.c: New file.
6893 * c-parse.in: Remove.
6894 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6895 Remove.
6896 (c-parser.o): Add dependencies.
6897 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6898 maintainer-clean, TAGS): Update.
6899 * c-config-lang.in (gtfiles): Update.
6900 * gengtype-lex.l: Don't handle "@@".
6901 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6902 objc_build_synchronized, objc_begin_try_stmt,
6903 objc_begin_catch_clause, objc_finish_catch_clause,
6904 objc_build_finally_clause, objc_finish_try_stmt): New.
6905 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6906 type_seen_p.
6907 (c_parse_init): Update comment.
6908 * c-decl.c (c_init_decl_processing): Update comment.
6909 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6910 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6911 new c_declspecs members.
6913 2005-02-25 Julian Brown <julian@codesourcery.com>
6915 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6916 from being used for symbols with vague linkage when
6917 HAVE_GAS_COMDAT_GROUP is true.
6919 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6921 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6923 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6925 PR target/19930
6926 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6927 (LIBGCC2_HAS_DF_MODE): New.
6928 (LIBGCC2_HAS_XF_MODE): New.
6929 (LIBGCC2_HAS_TF_MODE): New.
6930 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6931 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6932 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6933 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6934 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6935 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6936 and add _fixtfdi, _fixunstfdi, _floatditf
6937 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6938 L_fixunstfdi, L_floatditf.
6939 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6940 (LIBGCC2_HAS_TF_MODE): Define.
6942 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6944 PR tree-optimization/20204
6945 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6946 REWRITE_THIS_STMT markers on PHI nodes.
6947 (rewrite_initialize_block): Likewise.
6949 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6951 * version.c (version_string): Update to 4.1.
6953 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6955 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6956 Clarify that the alternative way doesn't work in GNU C++.
6958 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6960 PR tree-optimization/19937
6961 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6962 to the type of the induction variable.
6964 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6966 PR rtl-optimization/20117
6967 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6968 the block including noncopyable insn.
6970 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6972 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6973 calls to find_reg_note.
6975 2005-02-24 Richard Henderson <rth@redhat.com>
6977 PR tree-opt/20127
6978 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6979 the type.
6981 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6983 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6984 vector types if to use base reg for misaligned non-word ld/std.
6986 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6988 PR target/14619
6989 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6990 dwarf2 label manually and put it after, not before the prologue.
6992 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6994 PR target/19019
6995 * reload.c (operands_match_p): Only increment register number for
6996 SCALAR_INT_MODE_P modes in multiple hard registers.
6998 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6999 Fix formatting.
7001 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7003 * ChangeLog.5: Fix log message typo(s).
7004 * ChangeLog.7: Likewise.
7005 * ChangeLog.tree-ssa: Likewise.
7006 * cfgexpand.c: Fix comment typo(s).
7007 * conflict.c: Likewise.
7008 * defaults.h: Likewise.
7009 * dwarf2out.c: Likewise.
7010 * gcse.c: Likewise.
7011 * ggc-page.c: Likewise.
7012 * tree-eh.c: Likewise.
7013 * tree-ssa-dom.c: Likewise.
7015 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7017 PR target/19019
7018 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7019 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7020 if SHARED is defined.
7022 PR target/20196
7023 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7024 allow splitting only if operands 0 and 3 don't overlap.
7026 2005-02-24 Richard Henderson <rth@redhat.com>
7028 PR middle-end/19953
7029 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7030 (fold_builtin_1): Call them.
7031 * fold-const.c (fold_complex_mult_parts): Split out from ...
7032 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7033 (fold_complex_div_parts, fold_complex_div): New.
7034 (fold): Use them.
7035 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7037 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7039 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7040 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7042 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7043 (print_node): Likewise.
7044 Print TYPE_SIZES_GIMPLIFIED.
7046 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7048 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7049 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7050 operands as commutative in constraints.
7052 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7054 * tree-into-ssa.c: Re-organize internal functions.
7056 2005-02-24 Richard Henderson <rth@redhat.com>
7058 PR middle-end/18902
7059 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7060 for c99.
7061 * common.opt (fcx-limited-range): New.
7062 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7063 * toplev.c (flag_complex_method): Initialize to 1.
7064 (process_options): Set flag_complex_method to 0 if
7065 flag_cx_limited_range.
7066 * doc/invoke.texi (-fcx-limited-range): New.
7068 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7070 * cse.c (delete_trivially_dead_insns): Speed up by using
7071 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7072 prev_real_insn.
7074 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7076 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7077 functions when -mid-shared-library is being used.
7079 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7081 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7082 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7083 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7084 * system.h: Poison LINK_LIBGCC_SPECIAL.
7086 2005-02-23 James E Wilson <wilson@specifixinc.com>
7088 * gengtype.c (note_insn_name): Make 1 element larger.
7090 2005-02-23 Roger Sayle <roger@eyesopen.com>
7092 PR target/20018
7093 PR rtl-optimization/20097
7094 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7095 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7097 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7099 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7100 * t-aix52 (SHLIB_INSTALL): Same.
7102 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7104 * genpreds.c: Update copyright.
7106 2005-02-23 Michael Beach <michaelb@ieee.org>
7108 PR target/20159
7109 * config/sparc/t-elf (startup files): Assemble with CPP.
7111 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7113 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7114 (write_predicate_expr): Likewise.
7116 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7118 PR tree-optimization/20100
7119 PR tree-optimization/20115
7120 * tree-optimize.c (init_tree_optimization_passes): Remove
7121 pass_maybe_create_global_var.
7122 * tree-pass.h (pass_maybe_create_global_var): Remove.
7123 * tree-ssa-alias.c (aliases_computed_p): Declare.
7124 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7125 (count_calls_and_maybe_create_global_var): Remove.
7126 (pass_maybe_create_global_var): Remove.
7127 (init_alias_info): Do not declare aliases_computed_p.
7128 (maybe_create_global_var): If the function contains no
7129 call-clobbered variables and a mix of pure/const and regular
7130 function calls, create .GLOBAL_VAR.
7131 Mark all call-clobbered variables for renaming.
7132 (merge_pointed_to_info): Update comment.
7133 (add_pointed_to_var): Likewise.
7134 (is_escape_site): Likewise.
7135 Accept struct alias_info * instead of size_t *.
7136 Update all users.
7137 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7138 as necessary.
7139 * tree-ssa-operands.c (get_call_expr_operands): If
7140 ALIASES_COMPUTED_P is false, do not add call-clobbering
7141 operands.
7142 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7143 (delete_tree_ssa): Likewise.
7145 2005-02-22 James E Wilson <wilson@specifixinc.com>
7147 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7148 (do_compile): Do call it here.
7150 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7152 PR rtl-optimization/20017.
7153 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7154 rest_of_handle_cse2, rest_of_handle_gcse): Call
7155 delete_dead_jumptables immediately before calling cleanup_cfg.
7157 2005-02-22 Devang Patel <dpatel@apple.com>
7159 PR 19952
7160 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7161 all labels
7163 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7165 * config/rs6000/aix.h (WINT_TYPE): Define.
7167 2005-02-22 Stan Shebs <shebs@apple.com>
7169 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7170 natural alignment for 64-bit Darwin.
7171 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7172 on 64-bit Darwin.
7173 * doc/invoke.texi: Document this.
7175 2005-02-22 DJ Delorie <dj@redhat.com>
7177 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7178 to make_[un]signed_type, not the mode itself.
7180 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7182 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7183 not available. Use tail calls wherever possible.
7184 (make_edge): Call unchecked_make_edge to create an edge.
7186 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7187 (coalesce_ssa_name): Don't check for
7188 SSANORM_USE_COALESCE_LIST.
7189 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7191 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7193 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7194 (rewrite_into_ssa): ... here.
7196 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7198 PR tree-optimization/19786
7199 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7200 tag to another's may-alias bitmap when adding to the other's list.
7202 2005-02-21 DJ Delorie <dj@redhat.com>
7204 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7205 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7206 registers in unsupported ways.
7207 * expmed.c (init_expmed): Likewise.
7209 2005-02-21 Stan Cox <scox@redhat.com>
7211 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7213 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7215 * tree-cfg.c (fold_cond_expr_cond): New.
7216 (make_edges): Call fold_cond_expr_cond.
7217 (find_taken_edge): Accept nothing but INTEGER_CST.
7218 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7219 and 1.
7220 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7222 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7223 that do not belong to any basic block.
7225 2005-02-21 Jeff Law <law@redhat.com>
7227 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7228 e->dest.
7230 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7232 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7233 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7234 Adjust their definitions.
7235 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7236 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7238 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7239 genautomata.c, langhooks.c, langhooks.h, system.h,
7240 config/arm/lib1funcs.asm: Update copyright.
7242 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7244 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7246 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7248 PR bootstrap/13770
7249 * doc/install.texi: Document --with-gc.
7251 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7253 * simplify-rtx.c (simplify_unary_operation): Add a missing
7254 "break" statement.
7256 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7258 PR tree-optimization/18663
7259 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7260 if the type has variable bounds.
7262 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7264 * gcse.c: Remove an obsolete comment.
7266 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7268 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7270 * doc/extend.texi (Function Attributes) <Attribute const>: The
7271 attribute "pure" is below this text, not above.
7273 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7275 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7276 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7277 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7279 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7281 PR 18785
7282 * langhooks.h (struct lang_hooks): Add to_target_charset.
7283 * langhooks.c (lhd_to_target_charset): New function.
7284 * langhooks-def.h: Declare lhd_to_target_charset.
7285 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7286 (LANG_HOOKS_INITIALIZER): Update.
7287 * c-common.c (c_common_to_target_charset): New function.
7288 * c-common.h: Declare it.
7289 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7290 c_common_to_target_charset.
7292 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7293 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7294 Delete definitions.
7295 * system.h: Poison them.
7296 * doc/tm.texi: Don't discuss them.
7297 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7298 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7299 (pp_c_char): Do not attempt to generate letter escapes for
7300 newline, tab, etc.
7301 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7302 * config/mips/mips.c (mips_output_ascii): Likewise.
7304 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7306 PR tree-optimization/19951
7307 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7308 is abnormal.
7310 2005-02-19 Steven Bosscher <stevenb@suse.de>
7312 PR middle-end/19698
7313 * function.h (struct function): New field `max_loop_depth'.
7314 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7315 (flow_loops_find): Reset the max loop depth count before finding loops.
7316 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7317 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7318 (calculate_global_regs_live): Make sure the loop will terminate
7319 when the initial sets are not empty.
7321 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7323 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7324 object inside.
7325 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7327 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7329 PR other/19525
7330 * doc/invoke.texi: Remove documentation of %M spec.
7331 * gcc.c: Likewise.
7332 (init_spec): Remove %M suffix from -lgcc_s.
7333 (do_spec_1): Remove 'M' case.
7334 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7335 to put shared libraries in the multilib directory. Remove the
7336 shlib_so_soname substitution variable. Don't add a multilib encoding
7337 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7338 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7339 SHLIB_INSTALL as well as SHLIB_LINK.
7340 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7341 (SHLIB_NAME): Delete.
7342 (SHLIB_DIR): New macro.
7343 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7344 (SHLIB_INSTALL): Adjust accordingly.
7345 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7346 * config/t-slibgcc-sld: Likewise.
7347 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7348 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7349 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7350 in $(SHLIB_DIR).
7351 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7352 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7353 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7354 Use @shlib_base_name@ instead of @shlib_so_name@.
7355 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7356 and @shlib_base_name@.so in @multilib_dir@.
7357 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7358 to the install path.
7359 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7360 (SHLIB_LINK): Remove previous workaround.
7361 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7362 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7363 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7364 the install path.
7365 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7366 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7367 (SHLIB_INSTALL): Adjust accordingly.
7368 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7369 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7370 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7371 config/t-slibgcc-elf-ver.
7373 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7374 Jakub Jelinek <jakub@redhat.com>
7376 PR tree-optimization/19828
7377 * tree-ssa-loop-im.c: Add a TODO comment.
7378 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7379 without side-effects.
7381 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7383 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7384 call fold_convert.
7386 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7388 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7389 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7390 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7391 functions.
7392 (ia64_reorg): Delete fixup_errata call.
7393 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7394 (TARGET_SWITCHES): Delete -mb-step entry.
7396 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7398 PR c/20043
7399 * c-typeck.c (composite_type): Handle quals in transparent unions.
7400 (type_lists_compatible_p): Likewise.
7402 2005-02-18 Stan Shebs <shebs@apple.com>
7404 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7405 expressions in the .literal8 section.
7407 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7409 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7411 2005-02-18 Roger Sayle <roger@eyesopen.com>
7413 * fold-const.c (constant_boolean_node): Always create values of the
7414 specified type, don't bother calling truthvalue_conversion.
7416 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7418 * except.c (output_function_exception_table): Call
7419 assemble_external_libcall (eh_personality_libfunc).
7421 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7423 PR target/19886
7424 * config/ia64/ia64.h (struct machine_function): Add state_num.
7425 * config/ia64/ia64.c (process_epilogue,
7426 process_for_unwind_directive): Use new unwind state numbers each
7427 time rather than state 1.
7429 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7431 PR target/20054
7432 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7433 before the "*llgt_didi" pattern.
7435 2005-02-18 Jason Merrill <jason@redhat.com>
7437 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7439 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7441 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7442 (div0): Use it in place of ARM_FUNC_ALIAS.
7443 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7445 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7447 PR middle-end/20030
7448 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7449 access, the lower bound of the array type if it exists.
7451 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7453 PR c++/20008
7454 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7455 cases that are out-of-range for the index type.
7457 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7459 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7460 (estimate_case_costs): Don't call convert.
7461 * expmed.c (expand_shift): Likewise.
7462 (make_tree): Call fold_convert instead of convert.
7464 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7466 PR c++/19813
7467 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7468 that ref to be marked MEM_READONLY_P doesn't have base that needs
7469 constructing.
7471 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7473 * genautomata.c (output_get_cpu_unit_code_func,
7474 output_cpu_unit_reservation_p): Don't generate old-style function
7475 definitions.
7477 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7479 PR c++/20023
7480 PR tree-optimization/20009
7481 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7483 PR tree-optimization/18947
7484 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7485 inline, remove all nodes that are inlined into the extern inline
7486 being redefined.
7488 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7490 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7491 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7492 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7493 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7494 Update copyright.
7496 2005-02-17 Roger Sayle <roger@eyesopen.com>
7498 PR tree-optimization/19917
7499 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7500 to be potentially trapping.
7502 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7504 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7506 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7508 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7509 tem becomes a local variable which is set to the value of the
7510 back end defined INITIAL_FRAME_ADDRESS macro.
7511 (expand_builtin_frame_address): Omit the base parameter to
7512 expand_builtin_return_addr.
7513 (expand_builtin_profile_func): Likewise.
7514 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7515 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7516 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7518 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7520 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7521 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7522 * config/frv/frv.c (frv_function_epilogue): Likewise.
7524 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7526 * lambda-code (perfect_nestify): Remove mark/unmark
7527 for rewriting hack.
7528 * tree-loop-linear.c (linear_transform_loops): Add
7529 rewrite_into_ssa call so that ssa is correct for
7530 rewriting into loop closed.
7532 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7534 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7535 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7536 BITMAP_FREE.
7537 * bt-load.c (btr_def_live_range, combine_btr_defs,
7538 migrate_btr_def, migrate_btr_defs): Likewise.
7539 * cfgcleanup.c (thread_jump): Likewise.
7540 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7541 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7542 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7543 df_rd_local_compute, df_reg_info_compute): Likewise.
7544 * dominance.c (init_dom_info, free_dom_info): Likewise.
7545 * flow.c (init_propagate_block_info,
7546 free_propagate_block_info): Likewise.
7547 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7548 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7549 modify_reg_pav): Likewise.
7550 * loop-invariant.c (find_defs, find_invariant_insn,
7551 find_invariants, free_inv_motion_data): Likewise.
7552 * predict.c (tree_predict_by_opcode,
7553 estimate_bb_frequencies): Likewise.
7554 * stmt.c (expand_case): Likewise.
7555 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7556 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7557 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7558 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7559 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7560 rewrite_ssa_into_ssa): Likewise.
7561 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7562 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7563 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7564 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7565 * tree-sra.c (tree_sra): Likewise.
7566 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7567 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7568 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7569 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7570 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7571 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7572 Likewise.
7573 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7574 calculate_live_on_entry, calculate_live_on_exit,
7575 build_tree_conflict_graph): Likewise.
7576 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7577 record_important_candidates, set_use_iv_cost, find_depends,
7578 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7579 tree_ssa_iv_optimize_finalize): Likewise.
7580 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7581 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7582 tree_duplicate_loop_to_header_edge): Likewise.
7583 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7584 * tree-ssa.c (verify_flow_insensitive_alias_info,
7585 verify_name_tags, verify_ssa, init_tree_ssa,
7586 delete_tree_ssa): Likewise.
7587 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7588 fini_ssanames): Likewise.
7589 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7591 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7593 * config/rs6000/t-rtems: Completely reworked.
7595 2005-02-17 Ira Rosen <irar@il.ibm.com>
7597 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7599 2005-02-17 Ira Rosen <irar@il.ibm.com>
7601 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7602 POINTER_TYPE_P when checking that type is a pointer.
7603 (vect_get_memtag): Remove.
7604 (vect_address_analysis): Use POINTER_TYPE_P. Call
7605 vect_object_analysis with dummy parameter for memtag.
7606 (vect_object_analysis): Extract memtag (functionality that
7607 used to be in vect_get_memtag and moved here). Fix printings.
7608 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7609 with correct parameters. Remove call to vect_get_memtag.
7611 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7613 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7614 (tree-vectorizer.o): Added missing dependencies.
7616 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7617 decleration.
7618 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7619 declaration in tree-vectorizer.c, now has an extern declaration in
7620 tree-vectorizer.h).
7621 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7622 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7623 get_vectype_for_scalar_type, vect_is_simple_use,
7624 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7625 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7626 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7627 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7628 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7629 find_loop_location): Likewise.
7631 * tree-vectorizer.c (langhooks.h): #include removed.
7632 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7633 moved to tree-vectorized.h.
7634 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7635 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7636 get_vectype_for_scalar_type, vect_is_simple_use,
7637 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7638 vect_supportable_dr_alignment, new_loop_vec_info,
7639 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7640 vect_set_verbosity_level, find_loop_location): Likewise.
7642 (vect_analyze_loop): Function externalized. Declaration moved to
7643 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7644 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7645 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7646 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7647 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7648 vect_enhance_data_refs_alignment, vect_analyze_operations,
7649 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7650 vect_stmt_relevant_p, vect_get_loop_niters,
7651 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7652 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7653 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7654 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7655 vect_get_memtag): Likewise.
7657 (vectorizable_load): Function externalized. Declaration moved to
7658 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7659 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7660 vect_transform_loop): Likewise.
7661 (vect_transform_stmt): Moved to tree-vect-transform.c.
7662 (vect_align_data_ref, vect_create_destination_var,
7663 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7664 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7665 vect_get_vec_def_for_operand, vect_init_vector,
7666 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7667 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7668 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7669 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7670 vect_do_peeling_for_loop_bound): Likewise.
7672 * tree-vect-analyze.c: New file.
7673 * tree-vect-transform.c: New file.
7675 2005-02-17 Jason Merrill <jason@redhat.com>
7677 PR mudflap/19319, c++/19317
7678 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7679 slot explicit.
7681 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7683 * doc/install.texi (Specific): Update link for Darwin-specific
7684 tool binary site.
7686 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7688 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7689 constant_boolean_node.
7691 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7693 PR target/19019
7694 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7695 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7697 2005-02-16 Richard Henderson <rth@redhat.com>
7699 PR 19920
7700 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7701 with W_TYPE_SIZE.
7702 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7703 replace uses with Wtype_MAXp1_F.
7704 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7705 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7706 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7707 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7708 and HAVE_TFMODE as appropriate.
7709 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7710 (__floatdisf): Likewise.
7711 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7712 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7713 (Wtype_MAXp1_F): New.
7714 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7715 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7717 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7719 * PR target/19162
7720 * arm.c (arm_apply_result_size): New function.
7721 * arm.h (APPLY_RESULT_SIZE): Define.
7722 * arm-protos.h (arm_apply_result_size): Add prototype.
7723 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7724 (movxf): New expand.
7725 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7726 (call_value_symbol): Remove predicate for operand 0.
7727 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7728 (untyped_call): Rework to correclty return values for any type.
7729 (untyped_return): New expand.
7730 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7732 2005-02-16 Stan Shebs <shebs@apple.com>
7734 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7735 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7737 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7739 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7740 configure settings on Solaris 7 and later.
7742 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7744 PR tree-optimization/19865
7745 * tree-optimize.c (init_tree_optimization_passes): Run
7746 pass_may_alias after pass_sra.
7748 2005-02-16 Richard Henderson <rth@redhat.com>
7749 Stuart Hastings <stuart@apple.com>
7751 PR debug/19521
7752 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7753 Do nothing if debug info suppressed for this function.
7754 (dbxout_begin_function): Early exit if debug info suppressed for
7755 this function.
7757 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7759 PR target/20007
7760 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7761 find_basic_blocks.
7762 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7764 PR tree-optimization/19967
7765 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7766 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7767 argument TYPE. Adjust calls to fold_builtin_XXX.
7768 (expand_builtin, fold_builtin_1): Adjust calls to
7769 expand_builtin_XXX.
7770 (fold_builtin_strchr, fold_builtin_strpbrk,
7771 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7772 result to a requested type TYPE.
7774 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7776 PR middle-end/19857
7777 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7778 (T)x & (T)cst if (T)cst overflows.
7779 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7780 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7782 2005-02-15 Jeff Law <law@redhat.com>
7784 * gcse.c (blocks_with_calls): New bitmap.
7785 (alloc_gcse_mem): Allocate it.
7786 (free_gcse_mem): Free it.
7787 (clear_modifY_mem_tables): Clear it.
7788 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7789 when we encounter CALL_INSNs.
7790 (compute_transp, case MEM): Handle blocks with calls separate
7791 from blocks without calls. Use bitmap iterators rather than
7792 FOR_EACH_BB.
7794 2005-02-15 Peter O'Gorman <peter@pogma.com>
7796 PR bootstrap/18810
7797 * mklibgcc.in (vis_hide): Use a temporary object file, not
7798 -o /dev/null.
7800 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7802 PR target/19924
7803 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7804 access optimization.
7806 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7807 Alan Modra <amodra@bigpond.net.au>
7809 PR target/19019
7810 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7811 (_xlqsub): Rename to __gcc_qsub.
7812 (_xlqmul): Rename to __gcc_qmul.
7813 (_xlqdiv): Rename to __gcc_qdiv.
7814 Provide versioned symbol aliases with old names.
7815 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7816 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7817 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7818 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7819 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7821 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7823 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7824 Fold ~(A - 1) and ~(A + -1) to -A.
7826 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7828 PR pch/14940
7829 PR target/19300
7830 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7831 config/pa/pa-host.c:pa_gt_pch_use_address.
7833 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7835 * tree-vn.c (get_value_handle): Make sure that given an
7836 is_gimple_min_invariant expression, we always return it.
7838 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7840 * passes.c (rest_of_handle_gcse): Fix a comment.
7842 2005-02-15 Jeff Law <law@redhat.com>
7844 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7845 bitmap.
7846 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7847 (canon_list_insert, record_last_mem_set_info): Similarly.
7848 (clear_modify_mem_tables): Similarly.
7850 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7852 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7853 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7854 config/mips/mips.md, config/rs6000/aix.h,
7855 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7857 2005-02-15 Richard Henderson <rth@redhat.com>
7859 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7860 call to be best_edge.
7862 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7864 * basic-block.h: Adjust the prototype for find_basic_blocks.
7865 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7866 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7867 find_basic_blocks.
7869 * flow.c (recompute_reg_usage): Remove all arguments.
7870 * passes.c (rest_of_compilation): Adjust the call to
7871 recompute_reg_usage.
7872 * rtl.h: Adjust the prototype for recompute_reg_usage.
7874 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7876 * tree-dump.c (dump_files): Update to reflect new member
7877 of dump_file_info.
7878 (dump_register): Add new argument.
7879 Set glob name.
7880 (dump_switch_p_1): Check against glob name if doglob was passed.
7881 (dump_switch_p): Check against regular first, then glob if
7882 we didn't have any hits on the dump name.
7883 * tree-optimize.c (register_one_dump_file):
7884 Pass in glob name as well.
7885 * tree-pass.h (struct dump_file_info): Add glob
7886 member.
7888 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7890 PR preprocessor/16323
7891 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7893 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7895 PR target/19019
7896 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7897 (trunctfdf2_internal1): New.
7898 (trunctfdf2_internal2): Renamed from trunctfdf2.
7900 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7902 PR tree-optimization/19853
7903 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7905 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7907 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7908 delete_dead_jumptables and cleanup_cfg.
7910 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7912 * reload.c (find_reloads): Swap address_reloaded flags when
7913 swapping commutative operands.
7915 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7917 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7918 Use standard_iv_increment_position for computing the bsi position
7919 for create_iv.
7920 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7921 the bsi position.
7923 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7925 PR target/17428
7926 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7927 life range of hard registers.
7928 * value-prof.c (insn_prefetch_values_to_profile): Only
7929 scan normal insns.
7931 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7932 profile in libcalls.
7934 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7936 * bitmap.h (bitmap_and_compl_into): Return bool.
7937 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7939 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7941 PR tree-optimization/19944
7942 * fold-const.c (fold): Re-add ABS_EXPR folding.
7944 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7946 PR target/19019
7947 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7948 {TARGET,MASK}_XL_COMPAT.
7949 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7950 MASK_XL_COMPAT.
7951 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7952 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7953 TARGET_XL_COMPAT.
7954 (rs6000_arg_partial_bytes): Same.
7955 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7956 and XL compatibility enabled.
7957 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7958 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7959 test to final condition.
7960 (cmptf_internal2): New.
7961 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7962 xl-compat. Add TFmode information to description.
7964 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7966 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7968 2005-02-13 Jason Merrill <jason@redhat.com>
7970 PR c++/16405
7971 * fold-const.c (fold_indirect_ref_1): Split out from...
7972 (build_fold_indirect_ref): Here.
7973 (fold_indirect_ref): New fn.
7974 * tree.h: Declare it.
7975 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7976 (gimplify_modify_expr_rhs): Likewise.
7977 (gimplify_expr): Likewise.
7979 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7981 PR tree-optimization/14303
7982 PR tree-optimization/15784
7983 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7984 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7985 ABS_EXPR<x> != 0 to x != 0.
7987 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7989 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7990 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7991 spelling conventions.
7993 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7994 delete_trivially_dead_insns too many times.
7996 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7997 tem and tem2.
7999 2005-02-12 Ira Rosen <irar@il.ibm.com>
8001 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8002 (vect_is_simple_iv_evolution): Remove redundant parameter
8003 and step check.
8004 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8005 without last parameter.
8006 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8007 Return pointer step. Call vect_is_simple_iv_evolution without
8008 last parameter. Check only that the step is multiple of size
8009 type. Remove stmt_vinfo updates.
8010 (vect_get_memtag_and_dr): Remove.
8011 (vect_get_memtag): New function.
8012 (vect_address_analysis): New function.
8013 (vect_object_analysis): New function.
8014 (vect_analyze_data_refs): Call vect_object_analysis and
8015 vect_get_memtag. Update stmt_vinfo fields.
8017 2005-02-12 Ira Rosen <irar@il.ibm.com>
8019 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8020 exist and are objects. Remove checks for pointer.
8021 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8022 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8023 (vect_create_data_ref_ptr): Likewise.
8024 (vect_base_addr_differ_p): New function.
8025 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8026 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8027 Don't set the DR_BASE_NAME field of data-ref.
8028 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8030 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8032 * optabs.h (enum optab_index): Add new OTI_ldexp.
8033 (ldexp_optab): Define corresponding macro.
8034 * optabs.c (init_optabs): Initialize ldexp_optab.
8035 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8036 patterns.
8037 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8038 using ldexp_optab.
8039 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8040 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8042 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8043 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8044 intrinsics.
8046 2005-02-12 Ira Rosen <irar@il.ibm.com>
8048 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8049 to base_address.
8050 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8051 stmt_vec_info.
8052 (vect_get_base_and_offset): Always return an address.
8053 (vect_create_addr_base_for_vector_ref): Remove treatment for
8054 different data reference types.
8055 (vect_compute_data_ref_alignment): Rename base to base_address in
8056 stmt_vec_info. Get the object in order to force its alignment.
8057 (vect_get_memtag_and_dr): Rename base to base_address in
8058 stmt_vec_info. Extract the object for memtag analysis.
8060 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8062 PR regression/19898.
8063 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8064 changes cc_status, use apply modified_in_p to part of cc_status
8065 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8066 body.
8068 2005-02-11 Richard Henderson <rth@redhat.com>
8070 * tree-complex.c (expand_complex_libcall): New.
8071 (expand_complex_multiplication): Use it for c99 compliance.
8072 (expand_complex_division): Likewise.
8073 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8074 (fold): Call them.
8075 * builtins.c (built_in_names): Remove const.
8076 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8077 builtins.
8078 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8079 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8080 (built_in_names): Remove const.
8081 * c-common.c (c_common_type_for_mode): Handle complex modes.
8082 * flags.h, toplev.c (flag_complex_method): Rename from
8083 flag_complex_divide_method.
8084 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8085 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8086 * libgcc2.h: Declare them.
8087 * libgcc-std.ver: Export them.
8088 * mklibgcc.in (lib2funcs): Build them.
8090 2005-02-11 Steven Bosscher <stevenb@suse.de>
8092 PR tree-optimization/19876
8093 Partially revert my change from 2005-01-14
8094 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8095 (compute_antic): ...and remove the loop here.
8097 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8099 PR middle-end/19858
8100 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8101 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8103 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8104 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8106 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8108 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8109 offsets for the big-endian 32-bit case.
8111 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8113 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8115 2005-02-11 Dale Johannesen <dalej@apple.com>
8117 * cselib.c (cselib_process_insn): Clear out regs where
8118 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8119 * reload.c (find_equiv_reg): Ditto.
8121 2005-02-11 Ian Lance Taylor <ian@airs.com>
8123 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8124 with no elements.
8126 * tree.c (build_function_type_list): Work correctly if there are
8127 no arguments.
8129 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8131 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8132 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8133 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8134 TARGET_ZARCH instead of TARGET_64BIT.
8136 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8138 * config/rs6000/t-rtems:
8139 (MULTILIB_OPTIONS): Remove mcpu=602.
8140 (MUTLILIB_DIRNAMES): Remove m602.
8141 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8142 Let mcpu=602 match mcpu=603.
8143 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8145 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8147 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8148 signal trampolines.
8150 2005-02-10 David Daney <ddaney@avtrex.com>
8152 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8153 * config/i386/linux-unwind.h: Likewise.
8154 * config/ia64/linux-unwind.h: Likewise.
8155 * config/mips/linux-unwind.h: Likewise.
8156 * config/pa/linux-unwind.h: Likewise.
8157 * config/rs6000/linux-unwind.h: Likewise.
8158 * config/s390/linux-unwind.h: Likewise.
8159 * config/sh/linux-unwind.h: Likewise.
8160 * config/sparc/linux-unwind.h: Likewise.
8162 2005-02-10 Steven Bosscher <stevenb@suse.de>
8164 PR tree-optimization/17549
8165 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8166 TER to replace a DEF with its expression if the DEF and the
8167 rhs of the expression we replace into have the same root
8168 variable.
8170 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8172 * config/mips/mips.md: Fix the placement of the match_scratch in the
8173 lea64 peephole2.
8175 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8177 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8178 Fix comment typos.
8180 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8182 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8183 (strip_offset): Handle addresses.
8184 (add_address_candidates): Use strip_offset.
8185 (difference_cost): Reflect strip_offset change.
8186 (force_var_cost, difference_cost): Strip nops.
8188 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8190 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8192 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8193 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8194 config/cris/cris-protos.h, config/cris/cris.c: Update
8195 copyright.
8197 2005-02-10 Jeff Law <law@redhat.com>
8199 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8200 (lookup_avail_expr): Similarly.
8202 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8204 * builtins.c (fold_builtin_powi): New function.
8205 (fold_builtin_1): Call it.
8207 2005-02-10 Steven Bosscher <stevenb@suse.de>
8209 PR documentation/19309
8210 * doc/cpp.texi: The __GNUC__ and related predefined macros
8211 are also defined for the "standalone" cpp.
8212 Some non-GCC compilers may also define __GNUC__.
8214 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8216 PR c/19342
8217 * c-typeck.c (common_type): New routine. Old common_type renamed
8218 to...
8219 (c_common_type): ...this.
8220 (build_conditional_expr, build_binary_op): Use c_common_type instead
8221 of common_type.
8223 2005-02-10 Steven Bosscher <stevenb@suse.de>
8225 * doc/md.texi: Replace @samp{length} with @code{length}.
8227 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8229 PR tree-optimization/18687
8230 * tree-flow.h (find_loop_niter): Declare.
8231 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8232 Try using scev even for loops with more than one exit.
8233 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8234 (struct ivopts_data): Added niters field.
8235 (struct nfe_cache_elt): New.
8236 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8237 functions.
8238 (tree_ssa_iv_optimize_init): Initialize niters cache.
8239 (determine_number_of_iterations): Removed.
8240 (find_induction_variables): Do not call determine_number_of_iterations.
8241 Access niters for single exit through niter_for_single_dom_exit.
8242 (add_iv_outer_candidates): Access niters for single exit through
8243 niter_for_single_dom_exit.
8244 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8245 number_of_iterations_cond.
8246 (iv_period): New function.
8247 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8248 (may_replace_final_value): Take data argument. Use
8249 niter_for_single_dom_exit.
8250 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8251 (rewrite_use_compare): Pass data to may_eliminate_iv.
8252 (rewrite_use_outer): Pass data to may_replace_final_value.
8253 (free_loop_data): Clean up the niters cache.
8254 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8255 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8256 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8257 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8258 (num_ending_zeros): Moved to tree.c.
8259 * tree.h (num_ending_zeros): Declare.
8260 * tree.c (num_ending_zeros): Moved from tree.c.
8262 2005-02-09 Richard Henderson <rth@redhat.com>
8264 * builtins.c (DEF_BUILTIN): Add COND argument.
8265 * tree.h (DEF_BUILTIN): Likewise.
8266 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8267 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8268 match.
8269 (DEF_BUILTIN_STUB): New.
8270 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8271 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8272 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8273 * c-common.c (DEF_BUILTIN): Add COND argument.
8274 * tree.c (local_define_builtin): New.
8275 (build_common_builtin_nodes): New.
8277 2005-02-09 Roger Sayle <roger@eyesopen.com>
8279 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8280 floating point expression ignoring the sign of the result.
8281 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8282 (fold) <MULT_EXPR>: Use it to simplify x*x.
8283 * tree.h (fold_strip_sign_ops): Prototype here.
8284 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8285 argument. Use fold_strip_sign_ops to simplify the first argument.
8286 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8287 first argument when the second argument is an even integer
8288 constant, but only with -funsafe_math_optimizations.
8289 (fold_builtin_1): Update call to fold_builtin_copysign.
8291 2005-02-09 Ian Lance Taylor <ian@airs.com>
8293 PR middle-end/19583
8294 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8295 just check whether EH_FILTER_FAILURE falls through.
8297 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8299 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8300 insns return to ready list in the next turn.
8302 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8304 PR middle-end/19402
8305 * builtins.def: New __builtin_powi[lf].
8306 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8307 (expand_builtin_powi): New function.
8308 (expand_builtin): Dispatch to expand_builtin_powi.
8309 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8310 * libgcc2.c: Add __builtin_powi[lf] implementation.
8311 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8312 * optabs.h: Add powi_optab.
8313 * optabs.c (init_optabs): Initialize powi_optab.
8314 * doc/extend.texi: Document __builtin_powi[lf].
8316 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8318 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8319 exists.
8321 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8323 PR middle-end/19854
8324 * fold-const.c (try_move_mult_to_index): Remove redundant
8325 type argument. Create ADDR_EXPR with correct type.
8326 (fold): Update callers of try_move_mult_to_index. Convert
8327 result to the appropriate type.
8329 2005-02-09 Roger Sayle <roger@eyesopen.com>
8331 PR target/19597
8332 * config/avr/avr.c (default_rtx_costs): Delete.
8333 (avr_operand_rtx_cost): New function.
8334 (avr_rtx_costs): Completely rewrite.
8336 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8338 PR target/19806
8339 * config/cris/cris.c (in_code): New variable.
8340 (cris_output_addr_const): Now a static function, a wrapper for
8341 output_addr_const.
8342 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8343 case from old cris_output_addr_const.
8344 (cris_asm_output_label_ref): Similar for LABEL_REF.
8345 (cris_output_addr_const_extra): Similar for UNSPEC.
8346 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8347 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8348 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8349 declaration.
8350 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8351 (cris_asm_output_label_ref): Declare.
8353 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8355 PR preprocessor/19801
8356 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8357 filenames that changed when libcpp was moved to the toplevel.
8359 2005-02-07 Roger Sayle <roger@eyesopen.com>
8361 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8362 zero extensions of BImode operands. Call lowpart_subreg instead
8363 of gen_lowpart_common and gen_lowpart_SUBREG.
8365 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8367 PR ada/19489
8368 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8369 * configure.ac: Set cc_for_cross_gnattools.
8370 * configure: Regenerate.
8372 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8374 PR target/19803
8375 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8377 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8379 PR debug/19327
8380 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8381 of nested functions.
8383 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8385 * doc/extend.texi: Document deprecated extensions allowing
8386 static floating-point members to have initializers and allowing
8387 floating-point literals in integral constant expressions.
8389 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8391 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8392 config/darwin7.h, config/mips/mips.c,
8393 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8394 Update copyright.
8396 * cse.c: Update comments.
8398 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8400 PR middle-end/19775
8401 * builtins.c (fold_builtin_sqrt): Transform
8402 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8403 pow(x,y*0.5).
8405 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8406 Dorit Naishlos <dorit@il.ibm.com>
8408 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8409 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8410 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8411 was added.
8412 * tree.h (vect_set_verbosity_level): New extern function declaration
8413 added.
8414 * tree-vectorizer.h (verbosity_levels): New enum type.
8415 * tree-vectorizer.c (vect_debug_stats): Function removed.
8416 (vect_debug_details): Likewise.
8417 (vect_verbosity_level): Global variable was defined and initialized.
8418 (vect_dump): Global variable definition.
8419 (vect_print_dump_info): New function.
8420 (vect_set_dump_settings): New function.
8421 (vect_set_verbosity_level): New function.
8422 (vectorize_loops): Add call to vect_set_dump_settings.
8424 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8425 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8426 (slpeel_tree_peel_loop_to_edge): Likewise.
8428 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8429 appropriate verbosity level instead of call to vect_debug_details
8430 or vect_debug_stats.
8431 (vect_get_base_and_offset):
8432 (vect_create_addr_base_for_vector_ref):
8433 (get_vectype_for_scalar_type):
8434 (vect_create_data_ref_ptr):
8435 (vect_init_vector):
8436 (vect_get_vec_def_for_operand):
8437 (vect_finish_stmt_generation):
8438 (vectorizable_assignment):
8439 (vectorizable_operation):
8440 (vectorizable_store):
8441 (vectorizable_load):
8442 (vect_transform_stmt):
8443 (vect_update_ivs_after_vectorizer):
8444 (vect_do_peeling_for_loop_bound):
8445 (vect_update_inits_of_drs):
8446 (vect_do_peeling_for_alignment):
8447 (vect_transform_loop):
8448 (vect_is_simple_use):
8449 (vect_analyze_operations):
8450 (vect_is_simple_iv_evolution):
8451 (vect_analyze_scalar_cycles):
8452 (vect_analyze_data_ref_dependence):
8453 (vect_analyze_data_ref_dependences):
8454 (vect_compute_data_ref_alignment):
8455 (vect_enhance_data_refs_alignment):
8456 (vect_analyze_data_refs_alignment):
8457 (vect_analyze_data_ref_access):
8458 (vect_analyze_data_ref_accesses):
8459 (vect_analyze_pointer_ref_access):
8460 (vect_get_memtag_and_dr):
8461 (vect_analyze_data_refs):
8462 (vect_mark_relevant):
8463 (vect_stmt_relevant_p):
8464 (vect_mark_stmts_to_be_vectorized):
8465 (vect_can_advance_ivs_p):
8466 (vect_get_loop_niters):
8467 (vect_analyze_loop_form):
8468 (vect_analyze_loop):
8469 (vectorize_loops): Likewise.
8471 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8472 (vect_update_inits_of_drs):
8473 (vect_do_peeling_for_alignment):
8474 (vect_transform_loop):
8475 (vect_analyze_operations):
8476 (vect_analyze_scalar_cycles):
8477 (vect_analyze_data_ref_dependences):
8478 (vect_analyze_data_refs_alignment):
8479 (vect_analyze_data_ref_accesses):
8480 (vect_analyze_data_refs):
8481 (vect_mark_stmts_to_be_vectorized):
8482 (vect_get_loop_niters):
8483 (vect_analyze_loop_form):
8484 (vect_analyze_loop): Likewise.
8485 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8487 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8489 PR bootstrap/19796
8490 Revert:
8491 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8492 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8493 either -ffast-math or -funsafe-math-optimizations is in use.
8495 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8496 * config/mips/irix-csr.c: New file.
8497 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8498 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8499 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8500 executables.
8502 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8504 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8505 redundant, incorrect definitions.
8507 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8508 expand.
8509 ("*tls_indirect_call"): New, reference hard regs directly.
8510 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8512 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8514 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8515 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8517 2005-02-06 Roger Sayle <roger@eyesopen.com>
8519 PR rtl-optimization/19800
8520 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8521 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8522 gen_lowpart.
8524 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8526 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8528 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8530 PR other/17135
8531 * doc/invoke.texi: Correct documentation of -freorder-functions.
8533 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8535 PR other/14402
8536 * doc/invoke.texi: Don't mention gccbug.
8538 2005-02-06 Roger Sayle <roger@eyesopen.com>
8539 Andrew Pinski <pinskia@physics.uc.edu>
8540 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8542 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8543 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8544 into just (zero_extract:SI FOO (const_int 1) BAR).
8546 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8548 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8549 macro locally. Don't give last revision date. Use GCC version
8550 number from gcc-common.texi.
8551 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8552 revision date. Use GCC version number from gcc-common.texi.
8553 Describe being a library as current state rather than as 3.x
8554 history.
8555 * doc/gcc.texi: Remove last update date.
8556 * doc/gccint.texi: Likewise. Update copyright dates.
8557 * doc/install.texi: Update copyright dates.
8559 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8561 PR other/7549
8562 * doc/invoke.texi: Mention for each option included in -Wall that
8563 it is included in -Wall.
8564 * doc/gcc.texi: Update copyright and last modification date.
8566 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8568 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8569 unnecessary cast to original induction variable increments.
8571 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8573 PR tree-optimization/18219
8574 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8575 in distributed form.
8577 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8579 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8580 Set bitpos and offset later in the function. Do nothing if the
8581 target is a register and if the bitfield lies completely outside
8582 that register.
8583 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8584 here. Return an uninitialised register if the source value is stored
8585 in a register and the bitfield lies completely outside that register.
8587 2005-02-06 Steven Bosscher <stevenb@suse.de>
8589 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8590 not SET_DEST.
8592 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8594 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8596 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8598 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8599 * config/darwin8.h: New.
8600 * config/darwin7.h: Update comment.
8602 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8603 Dorit Naishlos <dorit@il.ibm.com>
8605 * tree-vectorizer.h (LOC): New type.
8606 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8607 (loop_line_number): New field in struct _loop_vec_info.
8608 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8610 * tree-vectorizer.c (input.h): Included.
8611 (find_loop_location): New function.
8612 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8613 loop line number removed.
8614 (vect_debug_details): Likewise.
8615 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8617 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8618 call to vect_debug_details/stats changed from loop to loop_loc.
8619 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8620 (slpeel_tree_peel_loop_to_edge): Likewise.
8622 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8623 changed from NULL to UNKNOWN_LOC.
8624 (vect_get_base_and_offset):
8625 (vect_create_addr_base_for_vector_ref):
8626 (get_vectype_for_scalar_type):
8627 (vect_create_data_ref_ptr):
8628 (vect_init_vector):
8629 (vect_get_vec_def_for_operand):
8630 (vect_finish_stmt_generation):
8631 (vectorizable_assignment):
8632 (vectorizable_operation):
8633 (vectorizable_store):
8634 (vectorizable_load):
8635 (vect_transform_stmt):
8636 (vect_update_ivs_after_vectorizer):
8637 (vect_do_peeling_for_loop_bound):
8638 (vect_do_peeling_for_alignment):
8639 (vect_transform_loop):
8640 (vect_is_simple_use):
8641 (vect_analyze_operations):
8642 (vect_is_simple_iv_evolution):
8643 (vect_analyze_scalar_cycles):
8644 (vect_analyze_data_ref_dependences):
8645 (vect_compute_data_ref_alignment):
8646 (vect_enhance_data_refs_alignment):
8647 (vect_analyze_data_ref_access):
8648 (vect_analyze_data_ref_accesses):
8649 (vect_analyze_pointer_ref_access):
8650 (vect_get_memtag_and_dr):
8651 (vect_analyze_data_refs):
8652 (vect_mark_relevant):
8653 (vect_stmt_relevant_p):
8654 (vect_mark_stmts_to_be_vectorized):
8655 (vect_can_advance_ivs_p):
8656 (vect_get_loop_niters):
8657 (vect_analyze_loop):
8658 (vectorize_loops): Likewise.
8660 (vectorizable_load): Argument in call to vect_debug_details/stats
8661 changed from loop to LOOP_LOC (loop_vinfo).
8662 (vect_transform_loop):
8663 (vect_analyze_operations):
8664 (vect_analyze_scalar_cycles):
8665 (vect_analyze_data_ref_dependence):
8666 (vect_enhance_data_refs_alignment):
8667 (vect_analyze_data_ref_accesses):
8668 (vect_analyze_pointer_ref_access):
8669 (vect_analyze_data_refs):
8670 (vect_analyze_loop): Likewise.
8672 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8673 changed from loop to loop_loc.
8675 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8677 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8678 Dorit Naishlos <dorit@il.ibm.com>
8680 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8681 declaration added.
8682 (vect_analyze_data_ref_dependences): Likewise.
8684 (vect_is_simple_use): Argument changed from loop structure to
8685 loop_vect_info structure.
8686 (vect_can_advance_ivs_p): Likewise.
8687 (vect_create_index_for_vector_ref): Likewise.
8688 (vect_update_ivs_after_vectorizer): Likewise.
8689 (new_stmt_vec_info): Likewise.
8691 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8692 changed from loop to loop_vinfo.
8693 (vect_create_data_ref_ptr): First argument in call to
8694 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8695 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8696 was changed from loop to loop_vinfo.
8697 (vectorizable_operation): Likewise.
8698 (vectorizable_store): Likewise.
8699 (vect_mark_stmts_to_be_vectorized): Likewise.
8700 (vect_do_peeling_for_loop_bound): First argument in call to
8701 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8702 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8703 was changed from loop to loop_vinfo.
8704 (vect_analyze_data_ref_dependences): Third argument in call to
8705 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8707 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8708 (vect_create_data_ref_ptr): Likewise.
8709 (vect_init_vector): Likewise.
8710 (vect_get_vec_def_for_operand): Likewise.
8711 (vectorizable_assignment): Likewise.
8712 (vectorizable_operation): Likewise.
8713 (vectorizable_store): Likewise.
8714 (vectorizable_load): Likewise.
8715 (vect_update_ivs_after_vectorizer): Likewise.
8716 (vect_is_simple_use): Likewise.
8717 (vect_analyze_data_ref_dependence): Likewise.
8718 (vect_analyze_pointer_ref_access): Likewise.
8719 (vect_can_advance_ivs_p): Likewise.
8721 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8722 before _stmt_vec_info.
8723 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8724 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8725 (new_stmt_vec_info): Argument changed from loop structure to
8726 loop_vect_info structure
8728 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8729 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8730 (vect_create_addr_base_for_vector_ref): Likewise.
8731 (vect_analyze_pointer_ref_access): Likewise.
8733 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8735 PR tree-opt/19768
8736 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8737 phi flag if the phi is abnormal.
8739 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8741 PR tree-opt/19736
8742 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8743 information for the new statement.
8745 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8747 PR driver/19117
8748 * gcc.c (main): Include the target in -v output.
8750 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8752 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8753 Do not drop the extend if we'd have to add a paradoxical subreg
8754 later. Include optabs.h and insn-codes.h.
8755 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8757 2005-02-02 Roger Sayle <roger@eyesopen.com>
8759 PR middle-end/19405
8760 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8761 * fold-const.c (const_binop): Avoid constant folding floating
8762 point operations in modes that use composite representations.
8763 * simplify-rtx.c (simplify_binary_operation): Likewise.
8765 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8767 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8768 a REG, not a MEM.
8769 (altivec_dstt): Likewise.
8770 (altivec_dstst): Likewise.
8771 (altivec_dststt): Likewise.
8772 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8773 of first operand.
8775 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8777 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8778 EXPR_LOCUS from orig_cond to the new cond_stmt.
8779 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8780 the new vec_stmt.
8782 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8784 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8785 standard_iv_increment_position. Remove call to bsi_next
8786 (no need to bump the iterator anymore).
8787 (vect_create_index_for_vector_ref): Call
8788 standard_iv_increment_position. Remove second function argument.
8789 (vect_finish_stmt_generation): Remove call to bsi_next
8790 (no need to bump the iterator anymore).
8791 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8792 to vect_create_index_for_vector_ref.
8794 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8796 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8797 phis are used out of the loop.
8799 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8801 PR c/17807
8802 * c-decl.c (undef_nested_function): New variable.
8803 (pop_scope): Diagnose undefined nested functions.
8804 (finish_function): Don't attempt cgraph processing or genericizing
8805 if current top-level function contained an undefined nested
8806 function. Reset undef_nested_function at the end of a top-level
8807 function.
8809 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8811 * tree.c (build_int_cst_type): Take sign of the value into account
8812 when deciding whether sign extend the value.
8814 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8816 PR c/18502
8817 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8818 (cpp_options, cc1_options): Change %{std*&ansi} to
8819 %{std*&ansi&trigraphs}.
8821 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8823 * cse.c: Update comments.
8825 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8827 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8828 arguments go on the stack. Do not put complex doubles in odd/even
8829 pairs.
8831 2005-02-02 Steven Bosscher <stevenb@suse.de>
8833 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8834 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8835 -ftree-pre, and -fthread-jumps.
8837 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8839 PR tree-optimization/19578
8840 * tree-flow.h (modified_noreturn_calls): Declare.
8841 (noreturn_call_p): Declare.
8842 * tree-flow-inline.h (noreturn_call_p): New function.
8843 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8844 * tree-cfg.c (modified_noreturn_calls): New variable.
8845 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8846 that contain a mid-block noreturn call.
8847 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8849 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8851 * df.c (df_def_record_1, df_uses_record): Don't use
8852 DF_FOR_REGALLOC.
8853 * df.h (DF_FOR_REGALLOC): Remove.
8855 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8857 PR c/19435
8858 * c-typeck.c (really_start_incremental_init): Reset
8859 constructor_max_index for arrays of incomplete type.
8861 2005-02-02 Jeff Law <law@redhat.com>
8863 * gcse.c (struct reg_set): Store the block index where the register
8864 was set rather than the setting insn.
8865 (record_one_set, compute_transp): Corresponding changes.
8866 (pre_insert_copy_insn): Do not call replace_one_set.
8867 (replace_one_set): Remove.
8869 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8871 PR other/15514
8872 * doc/gcov.texi: Fix typo.
8874 2005-02-01 Richard Henderson <rth@redhat.com
8876 PR target/19680
8877 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8878 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8879 type to bool.
8880 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8881 * config/i386/i386-protos.h: Update.
8883 2005-02-01 Steven Bosscher <stevenb@suse.de>
8885 PR tree-optimization/19217
8886 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8887 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8888 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8889 that it is walking a PHI node.
8891 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8893 * doc/extend.texi (Nested Functions): Update.
8895 2005-02-01 Richard Henderson <rth@redhat.com>
8897 PR 19696
8898 * optabs.c (expand_copysign_absneg): Export.
8899 * optabs.h (expand_copysign_absneg): Declare.
8900 * config/rs6000/rs6000.md (copysigntf3): New.
8902 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8904 PR tree-optimization/19633
8905 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8906 * tree-ssa-alias.c (init_alias_info): Initialize.
8907 (merge_pointed_to_info): Set.
8908 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8909 (dump_points_to_info_for): Show value of pt_null.
8910 (struct count_ptr_d): Declare.
8911 (find_ptr_dereference): Remove.
8912 (ptr_is_dereferenced_by): Remove.
8913 (count_ptr_derefs): New local function.
8914 (count_uses_and_derefs): New local function.
8915 (compute_points_to_and_addr_escape): Call it. If the number
8916 of dereferences is greater than zero, mark the pointer as
8917 dereferenced. If there are fewer dereferences than uses of
8918 the pointer, the pointer's value escapes.
8920 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8922 PR tree-optimization/19670
8923 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8924 here...
8925 (verify_use): ... set it here, instead.
8927 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8929 * doc/sourcebuild.texi (Test directives): Fix formatting.
8931 * doc/sourcebuild.texi (Test directives): Describe selector
8932 expressions.
8934 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8936 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8937 specific 64-bit CPUs.
8939 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8941 PR target/16201
8942 * arm.c (arm_eliminable_register): New function.
8943 (adjacent_mem_locations): Don't allow eliminable registers. Use
8944 HOST_WIDE_INT for address offsets.
8945 * arm-protos.h (arm_eliminable_register): Add prototype.
8947 2005-02-01 Steven Bosscher <stevenb@suse.de>
8949 PR optimization/15242
8950 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8951 * basic-block.h (duplicate_computed_gotos): Add prototype.
8952 * bb-reorder.c (duplicate_computed_gotos): New function to
8953 duplicate sufficiently small blocks ending in a computed jump.
8954 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8955 if not optimizing for size.
8956 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8957 never do tail merging for blocks ending in a computed jump.
8958 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8960 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8962 Patch from Richard Sandiford <rsandifo@redhat.com>
8963 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8964 from inheriting a subreg equivalence with a non-spill register.
8966 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8968 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8970 * config/frv/frv.c (movcc_fp_destination_operand): New.
8971 (gpr_or_memory_operand): Fix typo in comment.
8972 (gpr_or_memory_operand_with_scratch): New.
8973 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8974 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8975 movcc_fp_destination_operand.
8976 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8977 Legitimize memory addresses using a scratch register.
8979 2005-01-31 Jeff Law <law@redhat.com>
8981 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8982 bitmap a sparse bitmap instead of a simple bitmap.
8983 (mark_def_sites_initialize_block): Corresponding changes.
8984 (ssa_mark_def_sites_initialize_block): Likewise.
8985 (ssa_mark_phi_uses): Likewise.
8986 (mark_def_site, ssa_mark_def_sites): Likewise.
8987 (mark_def_site_blocks): Likewise.
8988 (rewrite_ssa_into_ssa): Likewise.
8990 * tree-ssa-dom.c (record_cond): Pass correct variable type
8991 for last argument to htab_find_slot_with_hash.
8993 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8994 effects when optimizing 0 % X. Do not try to optimize X % 0.
8996 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8998 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8999 1_mmalua.
9001 2005-02-01 Eric Christopher <echristo@redhat.com>
9003 * config/mips/mips.c (override_options): Warn if -mint64
9004 is used.
9005 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9006 deprecated.
9008 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9010 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9011 timestamp.
9012 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9013 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9014 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9015 (cached_regno): Initialize to INVALID_REGNUM.
9016 (cse_reg_info_table_size,
9017 cse_reg_info_table_first_uninitialized,
9018 cse_reg_info_timestamp): New.
9019 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9020 get_cse_reg_info.
9021 (init_cse_reg_info, get_cse_reg_info_1): New.
9022 (get_cse_reg_info): Cache the last look-up.
9023 (new_basic_block): Update the code to clear mappings from
9024 registers to cse_reg_info entries.
9025 (cse_main): Call init_cse_reg_info.
9027 * cse.c (get_cse_reg_info): Update a comment.
9029 2005-01-31 Steven Bosscher <stevenb@suse.de>
9031 PR c/19333
9032 * c-decl.c (start_decl): Do not warn about arrays of elements with
9033 an incomplete type here.
9034 (grokdeclarator): Do it here by making a pedwarn an error.
9035 * c-typeck.c (push_init_level): If there were previous errors with
9036 the constructor type, do not warn about braces for initializers.
9037 (process_init_element): Likewise for excess initializer elements.
9039 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9041 * cse.c (delete_trivially_dead_insn): Don't iterate.
9043 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9045 * config/rs6000/rs6000.md (copysignsf3): New expand.
9046 (copysigndf3): Likewise.
9048 2005-01-31 Steven Bosscher <stevenb@suse.de>
9050 * recog.c (constrain_operands): Only look for earlyclobber operand
9051 conflicts if an '&' constraint was seen.
9053 2005-01-31 Marc Espie <espie@openbsd.org>
9055 * config.gcc: Don't include embedded systems fragment, switches default
9056 debugging format to ELF.
9057 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9058 longer pick it up there.
9060 2005-01-31 Dale Johannesen <dalej@apple.com>
9062 * doc/extend.texi (nested functions): Fix linkage description.
9063 Clarify that static is not allowed.
9065 2005-01-31 Dale Johannesen <dalej@apple.com>
9067 * config/rs6000/darwin.md (movsf_low_di): Make work.
9068 (movdf_low_di): Make work.
9070 2005-01-31 Dale Johannesen <dalej@apple.com>
9072 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9073 Make work for 64 bit.
9075 2005-01-31 Roger Sayle <roger@eyesopen.com>
9076 Dale Johannesen <dalej@apple.com>
9078 PR middle-end/19650
9079 * fold-const.c (fold_binary_op_with_conditional_arg):
9080 Make types match original operands, before STRIP_NOPS.
9082 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9084 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9085 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9086 (struct gcc_sigcontext): Delete. Merge contents to..
9087 (struct gcc_ucontext): ..here.
9088 (get_sigcontext): Delete.
9089 (get_regs): New function, like get_sigcontext but return regs ptr.
9090 64-bit version finds regs from r1 to support vdso.
9091 (ppc_linux_aux_vector): New function.
9092 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9093 and vector regs.
9095 2005-01-31 Ira Rosen <irar@il.ibm.com>
9097 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9098 sizetype.
9099 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9100 redundant fold. Fix misalignment for MINUS_EXPR.
9101 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9102 (vect_analyze_pointer_ref_access): Likewise.
9103 (vect_get_memtag_and_dr): Likewise.
9105 2005-01-31 Richard Henderson <rth@redhat.com>
9107 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9108 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9109 absnegdf2_i387, absnegxf2_i387): Likewise.
9111 2005-01-31 Richard Henderson <rth@redhat.com>
9113 PR 19696
9114 * optabs.c (expand_copysign_absneg): New.
9115 (expand_copysign_bit): Split out from ...
9116 (expand_copysign): ... here. Use expand_copysign_absneg.
9118 2005-01-30 Roger Sayle <roger@eyesopen.com>
9120 PR middle-end/19697
9121 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9122 constant as the second operand and a register as the third.
9124 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9126 PR target/19704
9127 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9128 that dllimport'd functions do not use all call-clobbered registers
9129 to pass parameters.
9131 2005-01-30 Richard Henderson <rth@redhat.com>
9133 PR 19696
9134 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9135 expand_abs_nojump and generalize. Use operand_subword and
9136 emit_no_conflict_block. Support large modes.
9137 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9138 back to maximum.
9139 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9140 negation to subtraction.
9141 (expand_copysign): Check that the format has signed zeros.
9142 Use operand_subword and emit_no_conflict_block. Support large modes.
9144 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9146 Fix PR tree-optimization/19624
9148 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9149 * tree-ssa-pre.c: Add cfgloop.h.
9150 Update comment.
9151 (pre_stats): New member, constified.
9152 (inserted_exprs): New static variable.
9153 (NECESSARY): New macro.
9154 (create_expression_by_pieces): Fold the expression, and
9155 mark it as defaulting to not necessary. Also put in
9156 inserted_exprs.
9157 (fully_constant_expression): New function.
9158 (insert_into_preds_of_block): Modify to not insert phis when we
9159 are playing with induction variables.
9160 Push phis onto the inserted_exprs vector, and mark them as not
9161 necessary by default.
9162 (insert_aux): Call fully_constant_expression on eprime.
9163 If all edges produce the same value, mark it constant.
9164 (mark_operand_necessary): New function.
9165 (remove_dead_inserted_code): New function.
9166 (init_pre): Init loop optimizer to get loop info.
9167 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9168 (execute_pre): Commit edge inserts, then remove dead code.
9170 2005-01-30 Richard Henderson <rth@redhat.com>
9172 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9173 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9175 2005-01-30 Richard Henderson <rth@redhat.com>
9177 PR target/19700
9178 * config/i386/i386.c (ix86_expand_copysign): New.
9179 (ix86_split_copysign_const): New.
9180 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9181 rearrange op1/nmask operands.
9182 * config/i386/i386-protos.h: Update.
9183 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9184 (copysigndf3): Likewise.
9185 (copysignsf3_const, copysigndf3_const): New.
9186 (copysignsf3_var): Rename from copysignsf3, split out splitter
9187 and fix split predicate for X constraint.
9188 (copysigndf3_var): Similarly.
9190 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9192 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9193 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9194 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9196 2005-01-29 Richard Henderson <rth@redhat.com>
9198 PR target/19690
9199 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9200 of # and * in constraints.
9202 2005-01-29 Richard Henderson <rth@redhat.com>
9204 PR middle-end/19689
9205 * expr.c (store_field): Don't strip sub-mode cast when the input
9206 data is even smaller.
9208 2005-01-29 Richard Henderson <rth@redhat.com>
9210 PR middle-end/19687
9211 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9212 union being empty.
9214 2005-01-29 Richard Henderson <rth@redhat.com>
9216 * combine.c (make_field_assignment): Fix argument order
9217 to gen_int_mode.
9219 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9221 PR tree-optimization/15791
9222 * fold-const.c (extract_array_ref): New function.
9223 (fold): Fold comparisons between &a[i] and &a[j] or
9224 semantically equivalent trees.
9226 2005-01-29 Jeff Law <law@redhat.com>
9228 * gcse.c (insert_expr_in_table): Revamp handling of available
9229 and anticipatable occurrence lists to avoid unnecessary list
9230 walking.
9231 (insert_set_in_table): Similarly.
9233 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9235 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9236 build string type.
9237 (c_build_qualified_type): Build qualified array types with
9238 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9239 * c-decl.c (c_make_fname_decl): Build unqualified array type
9240 before qualified type.
9241 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9242 type is qualified, not just if type itself is. Don't apply
9243 qualifiers to array type when declarator is processed. Apply
9244 qualifiers to field type whether or not it is an array type.
9245 Don't handle array types specially for applying qualifiers to
9246 variables.
9247 * c-typeck.c (composite_type): Build unqualified element type and
9248 array type when forming composite of array types.
9249 (common_pointer_type, comptypes, comp_target_types,
9250 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9251 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9252 types.
9253 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9254 (args2) in variables a1 and a2.
9256 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9258 * cse.c (n_elements_made, max_elements_made): Remove.
9259 (insert): Don't touch n_elements_made.
9260 (cse_main): Don't touch n_elements_made or max_elements_made.
9262 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9264 PR target/15384
9265 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9266 configuration part of dp-bit.c to be lost.
9268 2005-01-28 Roger Sayle <roger@eyesopen.com>
9270 * expmed.c (expand_mult_highpart_optab): When attempting to use
9271 a non-widening multiplication in a wider mode, the operands need
9272 to be converted (zero or sign extended) to that mode.
9274 2005-01-28 Ian Lance Taylor <ian@airs.com>
9276 PR middle-end/16558
9277 PR middle-end/19583
9278 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9279 through if both operands fall through.
9281 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9283 * cse.c (fold_rtx) <PC>: Don't optimize.
9285 2005-01-28 Jeff Law <law@redhat.com>
9287 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9288 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9290 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9292 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9293 cse_reg_info_used_list_end): Remove.
9294 (cse_reg_info_list, cse_reg_info_list_free): New.
9295 (get_cse_reg_info): When allocating an instance of
9296 cse_reg_info, add it to the beginning of the cse_reg_info_list
9297 list. Remove code to maintain cse_reg_info_used_list.
9298 (new_basic_block): Reset the free list to the beginning of
9299 cse_reg_info_list.
9301 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9303 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9304 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9305 (frv_expand_mdpackh_builtin): New function.
9306 (frv_expand_builtin): Use it to expand __MDPACKH.
9307 * doc/extend.texi (__MDPACKH): Update documentation.
9309 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9311 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9312 SSE_FLOAT_MODE_P for use_sse computation.
9314 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9316 PR target/19663
9317 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9319 2005-01-27 Richard Henderson <rth@redhat.com>
9321 * builtins.c (expand_builtin_copysign): New.
9322 (expand_builtin): Call it.
9323 * genopinit.c (optabs): Add copysign_optab.
9324 * optabs.c (init_optabs): Initialize it.
9325 (expand_copysign): New.
9326 * optabs.h (OTI_copysign, copysign_optab): New.
9327 (expand_copysign): Declare.
9329 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9330 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9332 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9333 (ix86_expand_fp_absneg_operator): ... here.
9334 (ix86_split_copysign): New.
9335 * config/i386/i386-protos.h: Update.
9336 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9337 (copysignsf3, copysigndf3): New.
9339 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9340 (copysignsf3, ncopysignsf3): New.
9341 (copysigndf3, ncopysigndf3): New.
9342 (copysignxf3, ncopysignxf3): New.
9343 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9345 2005-01-27 Arend Bayer <arend.bayer@web.de>
9346 Kazu Hirata <kazu@cs.umass.edu>
9348 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9349 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9350 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9351 NULL_RTX.
9353 2005-01-27 Jeff Law <law@redhat.com>
9355 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9356 definitions of SSA_NAMEs which are not being rewritten.
9357 (rewrite_ssa_into_ssa): Only initialize the current definition
9358 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9359 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9360 SSA_NAMEs before returning.
9362 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9364 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9365 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9366 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9367 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9368 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9370 2005-01-27 Steven Bosscher <stevenb@suse.de>
9372 PR middle-end/17278
9373 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9374 higher to -O2 and higher. Likewise for tree PRE.
9375 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9376 and better.
9378 2005-01-27 Ian Lance Taylor <ian@airs.com>
9380 PR middle-end/19583
9381 * gimple-low.c (try_catch_may_fallthru): New static function.
9382 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9383 * tree-inline.c (expand_call_inline): Don't warn about reaching
9384 the end of a non-void function being inlined if the function uses
9385 a return slot.
9387 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9389 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9391 PR c/18946
9392 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9393 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9394 (implicitly_declare): Handle error_mark_node.
9396 2005-01-27 Richard Henderson <rth@redhat.com>
9398 PR tree-opt/14329
9399 * tree.h (struct tree_decl): Add debug_expr_is_from.
9400 (DECL_DEBUG_EXPR_IS_FROM): New.
9401 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9402 * dwarf2out.c (dwarf2out_var_location): Update to match.
9403 * tree-outof-ssa.c (create_temp): Likewise.
9404 * var-tracking.c (track_expr_p): Likewise.
9405 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9406 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9407 * toplev.c (default_tree_printer): Likewise.
9409 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9411 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9412 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9414 2005-01-27 Steven Bosscher <stevenb@suse.de>
9416 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9417 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9418 ASM_CLOBBERS): Add tree checks.
9420 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9421 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9422 * c-common.def (SWITCH_STMT): Update to match.
9423 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9424 macros instead of SWITCH_EXPR ones.
9425 * c-dump.c (c_dump_tree): Likewise.
9426 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9427 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9429 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9431 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9433 * unwind-dw2.c (execute_stack_op): Add missing cases for
9434 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9436 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9438 * config.gcc (Obsolete configurations): Remove 'dummy', add
9439 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9440 sparc-*-openbsd*.
9442 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9444 PR tree-optimization/19633
9445 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9446 CALL_EXPRs.
9447 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9448 are no call-clobbered variables.
9449 * tree-outof-ssa.c (check_replaceable): Return false for calls
9450 with side-effects.
9452 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9454 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9455 even for variables with NULL DECL_INITIAL.
9457 2005-01-26 Stuart Hastings <stuart@apple.com>
9459 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9461 2005-01-26 Richard Henderson <rth@redhat.com>
9463 PR middle-end/18008
9464 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9465 field's type.
9466 * expr.c (store_field): Strip conversions to odd-bit-sized types
9467 if the destination field width matches.
9469 2005-01-26 Richard Henderson <rth@redhat.com>
9471 * c-decl.c, expmed.c, expr.c: Revert last change.
9473 2005-01-26 Richard Henderson <rth@redhat.com>
9475 PR middle-end/18008
9476 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9477 field's type.
9478 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9479 if we don't need the bits above those present in the current mode.
9480 * expr.c (store_field): Strip conversions to odd-bit-sized types
9481 if the destination field width matches.
9483 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9485 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9486 either -ffast-math or -funsafe-math-optimizations is in use.
9488 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9490 PR target/19293
9491 PR target/19329
9492 * config/avr/avr.c (notice_update_cc): Only set condition code for
9493 ashrqi3 if shift count > 0.
9494 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9495 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9496 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9497 count <= 0 as a no-op, and shift count >= width by copying zero
9498 or sign bit to all bits of the result.
9499 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9500 count, with attribute "length" set to 0 and "cc" set to "none".
9502 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9504 * doc/invoke.texi: Document -mTLS.
9506 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9507 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9508 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9509 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9510 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9511 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9512 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9513 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9515 * configure.ac: Check for a TLS capable gas.
9517 * configure: Regenerate.
9519 2005-01-26 Richard Henderson <rth@redhat.com>
9521 PR middle-end/18008
9522 * combine.c (make_field_assignment): Simplify store to zero_extract
9523 from a source with an overlapping mask.
9525 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9527 2004-11-11 Eric Christopher <echristo@redhat.com>
9529 * config/frv/frv.md: Add fr400_integer automaton. Don't
9530 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9531 to TYPE_MACC.
9533 2005-01-26 Steven Bosscher <stevenb@suse.de>
9535 PR middle-end/16585
9536 * cfgbuild.c (make_edges): Do not clear or set
9537 current_function_has_computed_jump.
9538 * function.h (struct function): Remove the has_computed_jump field.
9539 (current_function_has_computed_jump): Do not define.
9540 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9541 in a computed jump. Ignore current_function_has_computed_jump.
9543 2005-01-26 Richard Henderson <rth@redhat.com>
9545 PR middle-end/19515
9546 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9547 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9548 fully initialized.
9549 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9550 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9551 objects into static storage if they have more than one non-zero value.
9552 * tree.h (categorize_ctor_elements): Update decl.
9554 2005-01-26 Steven Bosscher <stevenb@suse.de>
9556 PR middle-end/19616
9557 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9558 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9559 to this function from 2004-07-10.
9560 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9561 the current function for tail call optimizations if the address
9562 of one of it its arguments is taken.
9564 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9566 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9568 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9570 * function.c (expand_function_end): If current_function_calls_alloca,
9571 emit stack restore in a place that is reached when the function falls
9572 through at the end.
9574 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9576 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9577 rule to avoid matching inappropriate suffix rule.
9579 2005-01-26 Jan Hubicka <jh@suse.cz>
9581 PR tree-optimization/19241
9582 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9584 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9586 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9587 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9588 of doubling.
9589 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9590 <sim*>: Always use crt1.o, regardless of N in simN.
9591 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9592 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9593 (CRT_CALL_STATIC_FUNCTION): Remove.
9594 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9595 use crt1.o, regardless of N in simN.
9596 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9597 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9598 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9599 case isystem setting.
9600 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9602 2005-01-25 Ian Lance Taylor <ian@airs.com>
9604 * gimple-low.c (block_may_fallthru): Correct handling of
9605 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9607 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9609 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9610 handlers to match indentation; nested under the mtune=* handler.
9611 Similar for mcpu= and march=.
9613 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9615 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9616 * config/mips/linux64.h (LIB_SPEC): Likewise.
9617 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9618 * config/sh/linux.h (LIB_SPEC): Likewise.
9620 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9622 * config/frv/frv.c (frv_legitimize_tls_address): New.
9623 (TARGET_HAVE_TLS): Define.
9624 (FRV_SYMBOL_REF_TLS_P): Define.
9625 (frv_override_options): Handle new register classes.
9626 (frv_legitimate_address_p): Reject tls addresses.
9627 (frv_legitimize_address): Handle TLS addresses.
9628 (gen_inlined_tls_plt): New.
9629 (gen_tlsmoff): New.
9630 (frv_legitimize_tls_address): New.
9631 (unspec_got_name): Add TLS entries.
9632 (got12_operand): Add R_FRV_TLSMOFF12 case.
9633 (frv_emit_move): Fixup TLS addresses.
9634 (frv_emit_movsi): Legitimize TLS addresses.
9636 * config/frv/frv.h (MASK_BIG_TLS): New.
9637 (TARGET_BIG_TLS): New.
9638 (HAVE_AS_TLS): Define.
9639 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9640 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9641 (REG_CLASS_NAMES): Same.
9642 (REG_CLASS_CONTENTS): Same.
9643 (CONSTRAINT_LEN): New.
9644 (REG_CLASS_FROM_CONSTRAINT): New.
9645 (PREDICATE_CODES): Add symbolic_operand.
9647 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9648 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9649 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9650 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9651 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9652 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9653 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9654 GR9_REG, GR14_REG, LRREG.
9655 (type): Add load_or_call attribute.
9656 ("load_or_call"): New reservation.
9657 ("call_gettlsoff"): New.
9658 ("tls_indirect_call"): New.
9659 ("tls_load_gottlsoff12"): New.
9660 ("tlsoff_hilo"): New.
9661 ("tls_tlsdesc_ldd"): New.
9662 ("tls_tlsoff_ld"): New.
9663 ("tls_lddi"): New.
9665 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9667 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9669 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9670 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9671 * config/frv/frv.c (TLS_BIAS): Define.
9672 (frv_output_dwarf_dtprel): New.
9674 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9676 PR rtl-optimization/19579
9677 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9678 both A and B, see if they don't clobber registers the other expr uses.
9680 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9682 * real.c (do_add): Initialize signalling and canonical members.
9684 * real.c (real_from_integer): Zero out destination.
9686 2005-01-18 Jan Hubicka <jh@suse.cz>
9688 PR tree-optimize/19337
9689 * tree-inline.c (initialize_inlined_parameters): Copy
9690 saved_static_chain_decl only.
9692 2005-01-25 Richard Henderson <rth@redhat.com>
9694 PR target/19556
9695 PR target/19584
9696 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9697 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9698 80387 enabled, to return a proper subclass. Return the subset that
9699 overlaps with GENERAL_REGS for PLUS.
9700 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9702 2005-01-25 Richard Henderson <rth@redhat.com>
9704 PR middle-end/19609
9705 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9707 2005-01-25 Roger Sayle <roger@eyesopen.com>
9709 * expmed.c (choose_multiplier): Change interface to return the
9710 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9711 (expand_divmod): Update calls to choose_multiplier.
9713 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9715 PR middle-end/19330
9716 * expmed.c (extract_bit_field): Use adjust_address instead of
9717 gen_lowpart when op0 is a MEM.
9719 2005-01-24 Steven Bosscher <stevenb@suse.de>
9721 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9723 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9725 * config/mips/irix-csr.c: New file.
9726 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9727 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9728 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9729 executables.
9731 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9733 PR bootstrap/19364
9734 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9735 sparc/elf.h, add sparc/sp-elf.h.
9736 (sparc-*-rtems*): Likewise.
9737 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9738 tm-dwarf2.h, add sparc/sp-elf.h.
9739 (sparc86x-*-elf): Likewise.
9740 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9741 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9742 TARGET_OS_CPP_BUILTINS.
9743 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9744 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9745 Undefine it.
9746 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9747 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9748 (SWITCH_TAKES_ARG): Likewise.
9749 (LOCAL_LABEL_PREFIX): Likewise.
9750 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9751 (TARGET_N_FORMAT_TYPES): Delete.
9752 (TARGET_FORMAT_TYPES): Likewise.
9753 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9754 * config/sparc/elf.h: Delete.
9755 * config/sparc/sp-elf.h: New file.
9757 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9759 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9760 * tree-flow.h: Remove the corresponding prototype.
9761 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9762 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9764 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9766 PR target/17751
9767 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9768 for AIX ABI or ELF -fPIC.
9769 (rs6000_emit_load_toc_table): Don't create toc_section here.
9770 (rs6000_xcoff_file_start): Nor here.
9772 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9774 * sh.c (ra.h): Don't #include.
9775 (hard_regs_intersect_p): New function, resurrected from ra.c.
9777 * sh.c: Fix 1996 Copyright.
9779 2005-01-24 Richard Henderson <rth@redhat.com>
9780 Aldy Hernandez <aldyh@redhat.com>
9782 * regrename.c (note_sets): Handle subregs.
9784 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9786 PR bootstrap/18058
9787 * genconditions.c (write_header, write_conditions): Elide file if
9788 not GCC >= 3.0.1.
9790 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9792 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9793 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9794 Update copyright.
9796 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9798 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9799 expand_builtin_printf, expand_builtin_fprintf,
9800 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9801 checking against POINTER_TYPE.
9802 (validate_arglist): Handle POINTER_TYPE code by checking
9803 POINTER_TYPE_P.
9805 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9807 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9808 init_rtlanal): New.
9809 (for_each_rtx): Call for_each_rtx_1.
9810 * rtl.h (init_rtlanal): Declare.
9811 * toplev.c (backend_init): Call init_rtlanal.
9813 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9815 * flow.c (propagate_one_insn): Formatting.
9817 PR middle-end/19551
9818 * flow.c (libcall_dead_p): Be more conservative if unsure.
9819 If there are any instructions between insn and call, see if they are
9820 all dead before saying the libcall is dead.
9822 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9824 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9825 operand constraint for operand 0.
9827 2005-01-23 Richard Henderson <rth@redhat.com>
9829 PR 19486
9830 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9831 edges leading to join block.
9833 2005-01-23 Roger Sayle <roger@eyesopen.com>
9835 * expmed.c (expand_mult_highpart): Make static. Change type of
9836 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9837 (expand_divmod): Updates calls to expand_mult_highpart by using
9838 gen_int_mode to pass a CONST_INT rtx.
9839 * rtl.h (expand_mult_highpart): Remove prototype.
9841 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9843 * flow.c (regset_bytes, regset_size): Remove.
9845 * cfganal.c: Fix a reference to Harvey's paper.
9847 2005-01-23 Steven Bosscher <stevenb@suse.de>
9849 PR rtl-optimization/19464
9850 * tree-optimize.c (init_tree_optimization_passes): Add one more
9851 copyrename pass just before out-of-ssa.
9853 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9855 PR bootstrap/18058
9856 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9857 * ggc-none.c (ggc_free): Define.
9859 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9861 * cse.c (max_reg, max_insn_uid): Remove.
9862 (cse_main): Don't access max_reg or max_insn_uid.
9864 * c-common.c (explicit_flag_signed_bitfields,
9865 lang_statement_code_p, lang_expand_function_end): Remove.
9866 * c-common.h: Remove the corresponding declarations.
9867 * c-opts.c (c_common_handle_option): Remove all write access
9868 to explicit_flag_signed_bitfields.
9870 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9871 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9872 * cgraph.h: Remove the corresponding declaration.
9874 * gcse.c (null_pointer_info): Remove.
9876 2005-01-23 Roger Sayle <roger@eyesopen.com>
9877 Eric Botcazou <ebotcazou@libertysurf.fr>
9879 * combine.c (simplify_logical): Only simplify logical expressions
9880 of the form ior(and(x,y),z) by the inverse distributive law if the
9881 result is cheaper than the original.
9883 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9885 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9886 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9887 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9888 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9889 config/freebsd-spec.h, config/arm/arm.h,
9890 config/h8300/h8300.md, config/i386/i386.md,
9891 config/i386/predicates.md, config/i386/sse.md,
9892 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9893 config/vax/vax.md: Fix comment typos. Follow spelling
9894 conventions.
9896 2005-01-23 Steven Bosscher <stevenb@suse.de>
9898 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9899 tests, instead of `less than'.
9901 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9903 * function.c (assign_parm_setup_block): When creating a new stack slot
9904 for a parameter, get its alignment from the parameter's DECL_ALIGN
9905 rather than the type's TYPE_ALIGN. Make sure that the parameter
9906 is at least word aligned.
9908 2005-01-22 Roger Sayle <roger@eyesopen.com>
9910 PR middle-end/19378
9911 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9913 2005-01-22 Richard Henderson <rth@redhat.com>
9915 PR target/19506
9916 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9917 in both compare operands.
9918 (movdfcc_1_sse_max): Likewise.
9919 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9920 (movdfcc_1_sse): Likewise.
9921 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9922 scratch register as needed.
9924 2005-01-22 Richard Henderson <rth@redhat.com>
9926 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9928 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9930 2005-01-22 Richard Henderson <rth@redhat.com>
9932 * genopinit.c (optabs): Use smin/smax for floating point too.
9933 * doc/md.texi: Update to match. Clarify that floating point
9934 results are undefined for +0/-0 and NaN.
9935 * doc/rtl.texi: Likewise.
9936 * rtl.def (SMIN, SMAX): Likewise
9937 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9939 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9940 leading 's' to the name.
9941 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9942 smaxxf3, sminxf3): Likewise.
9943 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9944 Likewise.
9946 2005-01-22 Paul Brook <paul@codesourcery.com>
9948 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9950 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9952 * config/s390/s390.c (struct processor_costs): New fields
9953 dlgr, dlr, dr, dsgfr, dsgr.
9954 (z900_cost, z990_cost): Values for new fields.
9955 (s390_rtx_costs): New cases MEM und COMPARE in switch
9956 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9957 DIV, MOD, UDIV, UMOD.
9959 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9961 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9962 into the register being decremented.
9963 ("doloop_si31", "doloop_di"): Likewise.
9964 ("*doloop_si_long"): Adapt pattern.
9966 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9968 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9969 access registers.
9970 (CLASS_MAX_NREGS): Likewise.
9972 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9974 * doc/tree-ssa.texi (Statement Operands): Add example for new
9975 must-def macro. Note deprecation of old operands interface.
9977 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9979 PR tree-optimization/19484
9980 * tree-cfg.c (remove_fallthru_edge): New function.
9981 (cleanup_control_flow): Remove fallthru edges from calls that are
9982 now known not to return.
9984 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9986 Fix PR tree-optimization/19038
9987 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9988 copies with loop variant ones.
9990 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9992 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9993 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9994 config/alpha/alpha.md, config/alpha/predicates.md,
9995 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9996 config/sparc/sol2.h: Update copyright.
9998 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9999 first label to see if it is a nonlocal label.
10001 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10002 Andrew Pinski <pinskia@physics.uc.edu>
10004 PR target/19491
10005 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10006 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10008 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10010 * config/rs6000/rtems.h: Update copyright.
10012 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10014 PR target/19548
10015 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10016 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10017 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10019 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10021 PR c/18809
10022 * c-typeck.c (convert_arguments): Check for error_mark_node.
10024 2005-01-21 Ian Lance Taylor <ian@airs.com>
10026 PR tree-optimization/13000
10027 * tree-inline.c: Include "tree-flow.h".
10028 (expand_call_inline): If warn_return_type, warn if non-void inline
10029 function falls through.
10030 * tree-cfg.c (execute_warn_function_return): Don't warn about
10031 control reaching end if TREE_NO_WARNING is set. Set
10032 TREE_NO_WARNING.
10033 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10034 has been lowered.
10035 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10036 branch if we don't need one.
10037 * c-typeck.c: Include "tree-flow.h"
10038 (c_finish_bc_stmt): Don't add a goto if the current statement
10039 list doesn't fall through to the current point.
10041 2005-01-21 Roger Sayle <roger@eyesopen.com>
10043 PR rtl-optimization/576
10044 * real.c (real_arithmetic): Change return type from void to bool
10045 to return an indication that the result may be inexact.
10046 * real.h (real_arithmeric): Update prototype.
10047 * fold-const.c (const_binop): Don't constant fold floating
10048 point expressions when the user specifies -frounding-math and
10049 the result may depend upon the run-time rounding mode.
10050 (fold_convert_const_real_from_real): Clean-up.
10051 (fold_initializer): Ignore flag_rounding_math for initializers.
10052 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10053 constant fold FP operations with flag_rounding_math if the
10054 result may depend upon the run-time rounding mode.
10056 2005-01-21 Tom Tromey <tromey@redhat.com>
10058 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10060 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10062 * tree-cfg.c: Fix comment typos.
10064 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10066 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10067 around the call to rest_of_handle_branch_target_load_optimize.
10069 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10071 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10072 (sparc64-*-openbsd*): Likewise.
10073 (sparclite-*-elf*): Include tm-dwarf2.h.
10074 (sparc86x-*-elf*): Likewise.
10075 (sparc64-*-elf*): Likewise.
10076 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10077 (DBX_DEBUGGING_INFO): Likewise.
10078 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10079 (PREFERRED_DEBUGGING_TYPE): Likewise.
10080 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10081 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10082 (PREFERRED_DEBUGGING_TYPE): Likewise.
10083 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10084 (PREFERRED_DEBUGGING_TYPE): Likewise.
10085 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10087 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10089 PR target/18701
10090 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10092 2005-01-20 Paul Brook <paul@codesourcery.com>
10094 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10096 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10098 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10099 label is first in a sequence of labels.
10101 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10103 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10104 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10106 * doc/sourcebuild.texi (Test Directives): New.
10108 2005-01-20 Roger Sayle <roger@eyesopen.com>
10110 * real.c (real_floor): Don't leave the result uninitialized when
10111 mode is VOIDMode, but return the unrounded intermediate value.
10112 (real_ceil): Likewise.
10114 2005-01-20 Paul Brook <paul@codesourcery.com>
10116 * config/arm/arm.md (insv): Use gen_int_mode.
10118 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10120 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10121 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10122 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10123 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10124 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10126 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10128 Fix PR debug/19124
10129 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10130 fbreg, so we have to assume we can't.
10131 (loc_descriptor_from_tree_1): Ditto.
10132 (containing_function_has_frame_base): New function.
10133 (add_location_or_const_value_attribute): Use it.
10134 Also try to generate a frame_base from a single element location
10135 list.
10137 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10139 PR tree-optimization/15349
10140 * timevar.def (TV_TREE_MERGE_PHI): New.
10141 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10142 PHI_WANTED.
10143 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10144 calls to tree_forwarder_block_p.
10145 (remove_forwarder_block_with_phi, merge_phi_nodes,
10146 gate_merge_phi, pass_merge_phi): New.
10147 * tree-optimize.c (init_tree_optimization_passes): Add
10148 pass_merge_phi.
10149 * tree-pass.h: Add an extern for pass_merge_phi;
10151 2005-01-20 Richard Henderson <rth@redhat.com>
10153 PR target/19418
10154 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10155 (_mm_castps_pd, _mm_castps_si128): New.
10156 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10158 2005-01-20 Richard Henderson <rth@redhat.com>
10160 PR target/19530
10161 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10162 __builtin_ia32_vec_init_v2si.
10163 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10164 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10165 (ix86_init_mmx_sse_builtins): Create it.
10166 (ix86_expand_builtin): Expand it.
10167 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10168 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10169 (vec_extractv2si_0, vec_extractv2si_1): New.
10171 2005-01-20 Richard Henderson <rth@redhat.com>
10173 PR target/16533
10174 * config/i386/i386.c (ix86_expand_push): New.
10175 * config/i386/mmx.md (push<MMXMODE>1): New.
10176 * config/i386/sse.md (push<SSEMODE>1): New.
10177 * config/i386/i386-protos.h: Update.
10179 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10181 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10182 copyright.
10184 2005-01-20 Richard Henderson <rth@redhat.com>
10186 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10187 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10189 2005-01-19 Richard Henderson <rth@redhat.com>
10191 PR target/19350
10192 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10193 to V4SFmode in SSE1 fallback load path.
10195 2005-01-19 Richard Henderson <rth@redhat.com>
10197 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10198 in QImode expansion to ix86_expand_vector_set.
10199 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10201 2005-01-19 Richard Henderson <rth@redhat.com>
10203 PR target/19511
10204 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10205 subclass of the input class.
10206 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10207 Always true for cross-SSE1 classes. Rationalize conditionals.
10208 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10209 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10210 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10211 (movdi_2): Add MMX/SSE zeros.
10212 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10213 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10214 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10215 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10216 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10217 (zero_extendsidi2_rex64_1): Remove.
10218 (MOV0 peephole): Check GENERAL_REG_P.
10220 2005-01-19 Richard Henderson <rth@redhat.com>
10222 PR target/19427
10223 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10224 shufps elements.
10225 (ix86_expand_vector_extract): Likewise.
10227 2005-01-19 Richard Henderson <rth@redhat.com>
10229 PR middle-end/19304
10230 * expr.c (emit_move_change_mode): New argument force; use
10231 simplify_gen_subreg if true.
10232 (emit_move_via_alt_mode): Merge into ...
10233 (emit_move_via_integer): ... here.
10234 (emit_move_ccmode): Use emit_move_change_mode directly.
10236 2005-01-19 Richard Henderson <rth@redhat.com>
10238 PR target/19518
10239 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10240 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10241 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10242 rtl if true.
10243 (alpha_emit_set_const): Likewise. Make static.
10244 (alpha_emit_set_long_const): Make static.
10245 (alpha_extract_integer): Split out from alpha_expand_mov.
10246 (alpha_split_const_mov): Likewise.
10247 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10248 (alpha_legitimate_constant_p): New.
10249 * config/alpha/alpha-protos.h: Update.
10250 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10251 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10252 * config/alpha/alpha.md (movsi): Add n alternative.
10253 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10254 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10255 (splitters for all of the above): Use alpha_split_const_mov.
10256 * config/alpha/predicates.md (non_add_const_operand): New.
10257 (non_zero_const_operand): New.
10258 (input_operand): Use alpha_legitimate_constant_p after reload.
10260 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10262 PR tree-optimization/19038
10263 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10264 (add_candidate): Add ivs with increment in latch only if
10265 allow_ip_end_pos_p is true.
10266 (determine_iv_cost): Use empty_block_p.
10268 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10270 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10271 (compute_dominance_frontiers): Ditto.
10273 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10275 PR target/19529
10276 * config/sh/t-rtems: New.
10277 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10279 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10281 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10282 the offset of the selected field.
10284 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10286 * tree-cfg.c (remove_forwarder_block): Fix the check to
10287 prevent a nonlocal label from appearing in the middle of a
10288 basic block.
10290 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10292 PR rtl-optimization/19462
10293 * reorg.c (find_end_label): Create return insn only if
10294 current_function_epilogue_delay_list is empty.
10296 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10298 * doc/passes.texi: Remove paragraph mentioning new-ra.
10300 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10302 PR rtl-optimization/15139
10303 * combine.c: Include params.h.
10304 (count_rtxs): New function.
10305 (record_value_for_reg): If replace_rtx would replace at least
10306 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10307 (clobber (const_int 0)) instead of TEM.
10308 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10309 * params.h (MAX_LAST_VALUE_RTL): New.
10310 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10311 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10313 PR c/17297
10314 * c-typeck.c (digest_init): Only call build_vector if all constructor
10315 elements are *_CST nodes.
10316 * gimplify.c (gimplify_init_constructor): Likewise.
10318 PR middle-end/19164
10319 * c-typeck.c (digest_init): Only call build_vector if inside_init
10320 is a CONSTRUCTOR.
10322 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10324 * toplev.c (init_asm_output): Remove dead #ifdef.
10326 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10328 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10330 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10332 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10333 accessing DECL_FUNCTION_CODE.
10334 * dojump.c (do_jump): Likewise.
10335 * gimplify.c (gimplify_call_expr): Likewise.
10336 * predict.c (expr_expected_value): Likewise.
10337 (strip_builtin_expect): Likewise.
10338 * tree-inline.c (estimate_num_insns_1): Likewise.
10339 * tree-ssa-loop-im.c (stmt_cost): Likewise
10340 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10341 (tree_expr_nonnegative_p): Likewise.
10343 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10345 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10346 variant of the load_pcrel_sym pattern.
10347 * config/sparc/sparc.md (P macro): Move to the top.
10348 (load_pcrel_sym): Macroize using P.
10349 (save_register_window): Likewise.
10351 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10353 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10354 ("sordered"): Same.
10356 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10358 PR C/19472
10359 * c-typeck.c (build_asm_expr): Strip nops off
10360 input memory operands.
10362 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10364 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10365 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10366 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10367 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10369 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10371 PR target/19379
10372 * config/i386/i386.c (override_options): If the 80387 is disabled,
10373 then do not return FP values using FP registers.
10375 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10377 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10378 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10379 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10380 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10381 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10382 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10383 output.h, postreload-gcse.c, postreload.c, recog.c,
10384 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10385 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10386 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10387 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10388 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10389 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10390 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10391 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10393 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10394 config/alpha/alpha.c, config/arm/vfp.md,
10395 config/i386/emmintrin.h, config/i386/i386-modes.def,
10396 config/i386/i386-protos.h, config/i386/i386.h,
10397 config/i386/pmmintrin.h, config/i386/ppro.md,
10398 config/i386/predicates.md, config/i386/xmmintrin.h,
10399 config/i860/i860.c, config/ia64/ia64-modes.def,
10400 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10401 config/ia64/ia64.md, config/ia64/itanium1.md,
10402 config/ia64/itanium2.md, config/ia64/predicates.md,
10403 config/iq2000/iq2000.h, config/mips/linux64.h,
10404 config/rs6000/aix41.h, config/rs6000/aix43.h,
10405 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10406 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10407 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10408 config/sparc/linux64.h, config/sparc/litecoff.h,
10409 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10410 config/sparc/sparc.h, config/sparc/sparc.md,
10411 config/sparc/sysv4-only.h: Update copyright.
10413 2005-01-18 Richard Henderson <rth@redhat.com>
10415 PR target/19496
10416 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10418 2005-01-18 Marc Espie <espie@openbsd.org>
10419 * config/i386/openbsdelf.h: Typo.
10421 2005-01-18 Richard Henderson <rth@redhat.com>
10423 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10424 special case for sse.
10425 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10427 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10429 * tree-inline.c (estimate_num_insns_1): Added cases for
10430 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10432 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10434 PR rtl-optimization/19296
10435 * combine.c (simplify_comparison): Rewrite the condition under
10436 which a non-paradoxical SUBREG of a PLUS can be lifted when
10437 compared against a constant.
10439 2005-01-18 Andi Kleen <ak@muc.de>
10441 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10442 * c.opt (-Wpointer-sign): Add.
10443 * doc/invoke.texi: (-Wpointer-sign): Add.
10445 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10447 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10448 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10449 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10450 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10451 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10452 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10453 for TARGET_MIX_SSE_I387.
10454 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10455 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10456 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10457 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10458 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10459 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10460 TARGET_MIX_SSE_I387.
10461 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10462 from expander.
10464 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10466 PR target/19424
10467 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10468 Add movaps alternative for xmm reg->reg move.
10470 2005-01-17 Jeff Law <law@redhat.com>
10472 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10473 at the end of the main DOM loop rather than just before DOM exits.
10475 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10477 PR tree-optimization/19121
10478 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10479 adding aliases to a name tag, also add them to the pointer's
10480 type tag.
10481 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10482 sensitive alias info at all. Only check that the two pointers
10483 have compatible pointed-to sets.
10484 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10485 a pointer's type tag is a superset of the alias set of the
10486 pointer's name tag.
10488 2005-01-17 James E Wilson <wilson@specifixinc.com>
10490 PR target/19357
10491 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10492 comment to document why.
10494 2005-01-17 Richard Henderson <rth@redhat.com>
10496 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10497 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10498 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10499 sse2_vmsminv2df3_finite): New.
10500 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10501 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10502 Force op1 into register.
10504 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10506 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10507 bubblestrap from always rebuilding build directory.
10509 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10511 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10512 ("*cmpmem_short"): Likewise.
10514 2005-01-17 Steven Bosscher <stevenb@suse.de>
10516 * basic-block.h: Document BB_* flags.
10517 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10518 use an sbitmap instead.
10519 * sched-rgn.c (compute_trg_info): Likewise.
10521 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10523 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10524 redundant target_cpu_default and extra_parts lines. Use the default
10525 "from-abi" ISA.
10526 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10527 (SUBTARGET_EXTRA_SPECS): Delete.
10528 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10529 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10530 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10531 and "n32" for -mabi=n32.
10533 2005-01-17 Ian Lance Taylor <ian@airs.com>
10535 PR c/5675
10536 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10537 fold constant variables into initial values.
10539 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10541 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10543 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10544 through the statements backward.
10546 2005-01-17 Ian Lance Taylor <ian@airs.com>
10548 PR middle-end/13127:
10549 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10550 a variable set to the return value of the inlined function.
10552 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10554 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10555 when modes are tieable.
10557 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10559 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10560 of pthread_create to find out if threads are enabled.
10561 * gthr-posix95.h (__gthread_active_p): Likewise.
10563 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10565 * common.opt (-fnew-ra): Remove.
10566 * ra*.*: Remove.
10567 * toplev.h (flag_new_regalloc): Remove.
10568 * Makefile.in (ra*.*): Don't mention.
10569 * passes.c (rest_of_handle_new_regalloc): Remove.
10570 (rest_of_handle_combine, rest_of_compilation): Always consider
10571 flag_new_regalloc as false.
10572 * doc/invoke.texi: Don't document -fnew-ra.
10574 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10576 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10577 last parameter to reg_scan.
10578 * loop.c (loop_optimize): Likewise.
10579 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10580 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10581 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10582 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10583 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10584 * regclass.c (reg_scan): Likewise, for the declaration.
10585 * rtl.h (reg_scan): Likewise, for the prototype.
10587 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10589 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10590 mark_dfs_back_edges.
10592 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10594 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10595 (compute_avail): Uses don't go in tmp_gen.
10597 2005-01-16 Steven Bosscher <stevenb@suse.de>
10599 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10600 loop to look for a free slot in a page entry.
10602 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10604 PR target/16304
10605 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10606 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10607 just before targetm.asm_out.file_end.
10608 * tree.h (process_pending_assemble_output_defs): Declare.
10609 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10610 New functions.
10611 (assemble_alias): Defer generation of assembly code for defines when
10612 TARGET_DEFERRED_OUTPUT_DEFS is true.
10613 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10614 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10615 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10617 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10619 PR target/19336
10620 * pa.c (pa_scalar_mode_supported_p): New function.
10621 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10622 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10624 * pa-protos.h (prefetch_operand): Delete.
10625 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10626 * pa.c (prefetch_operand): Delete.
10627 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10628 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10629 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10630 and prefetch_nocc_operand.
10631 * pa.md (prefetch): Rework to avoid reload problems handling short
10632 displacements when a cache control completer needs to be provided.
10633 (prefetch_32, prefetch_64): Delete.
10634 (prefetch_cc, prefetch_nocc): New patterns.
10636 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10638 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10640 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10642 PR ada/19388
10643 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10644 exceeds maximum alignment for global common data.
10645 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10646 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10648 2004-01-15 Roger Sayle <roger@eyesopen.com>
10650 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10652 2004-01-15 Roger Sayle <roger@eyesopen.com>
10654 * harg-reg-set.h (reg_class_names): Prototype global array.
10655 * regclass.c (reg_class_names): Declare here and initialize to
10656 REG_CLASS_NAMES.
10657 (dump_regclass): Remove local declaration of reg_class_names.
10658 (regclass): Likewise.
10659 * cfg.c (dump_flow_info): Likewise.
10660 * ra-debug.c (reg_class_names): Likewise.
10661 * regrename.c (reg_class_names): Likewise.
10662 * reload.c (reg_class_names): Likewise.
10663 * reload1.c (spill_failure): Likewise.
10664 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10666 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10668 * config/s390/s390.md ("reload_outti"): Remove predicate for
10669 output operand. Abort if operand is not a MEM.
10670 ("reload_outdi", "reload_outdf"): Likewise.
10672 2005-01-15 Marc Espie <espie@openbsd.org>
10674 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10675 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10676 * config/openbsd.h: Fix C++ includes for native configurations.
10677 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10678 Add trampoline support.
10679 * config/i386/openbsdelf.h: New.
10681 2005-01-15 Marc Espie <espie@openbsd.org>
10683 * collect2.c (main): Explicitly parse -dynamic-linker option.
10685 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10687 PR tree-optimization/19060
10688 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10689 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10690 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10691 and handle extract_range_from_cond returning false.
10692 * fold-const.c (fold): Optimize comparisons with min/max even for
10693 width > HOST_BITS_PER_WIDE_INT.
10695 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10697 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10698 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10699 Remove little endian multilib variants.
10700 Add mips32 multilib variant.
10702 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10704 * explow.c (copy_all_reg, stabilize): Remove.
10705 * expr.h: Remove the corresponding prototypes.
10707 * rtlanal.c (regs_set_between_p): Remove.
10708 * rtl.h: Remove the corresponding prototype.
10710 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10712 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10713 to rs6000_nonimmediate_operand.
10714 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10715 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10716 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10717 rs6000_nonimmediate_operand.
10718 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10719 rs6000_nonimmediate_operand.
10721 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10723 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10725 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10727 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10728 on e500v2.
10729 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10730 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10732 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10733 (rs6k_nonimmediate_operand): New.
10734 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10735 correctly.
10736 (legitimate_lo_sum_address_p): Same.
10737 (rs6000_legitimize_address): Same.
10738 (rs6000_legitimize_reload_address): Same.
10739 (rs6000_legitimate_address): Same.
10740 (spe_build_register_parallel): Pass DF and DC modes in a DI
10741 register.
10743 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10744 to rs6k_nonimmediate_operand.
10746 * config/rs6000/spe.md ("*frob_df_di"): New.
10747 ("*frob_di_df"): New.
10748 ("*frob_di_df_2"): New.
10749 ("*mov_sidf_e500_subreg0"): New.
10750 ("*mov_sidf_e500_subreg4"): New.
10751 ("*movdf_e500_double"): Change predicate to
10752 rs6k_nonimmediate_operand.
10754 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10756 * postreload.c (move2add_note_store): Only call
10757 trunc_int_for_mode on scalar integers.
10759 2005-01-14 Steven Bosscher <stevenb@suse.de>
10761 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10762 replace BB_VISITED uses.
10763 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10764 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10765 (tree_dce_done): Free visited_control_parents.
10766 (perform_tree_ssa_dce): Allocate and clear it.
10767 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10768 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10769 instead of BB_VISITED.
10771 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10773 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10774 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10775 Remove unused prototypes.
10777 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10779 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10780 64-bit register usage.
10781 (spe_func_has_64bit_regs_p): Add FIXME note.
10783 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10785 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10786 flag_finite_math_only with flag_unsafe_math_optimizations.
10788 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10790 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10791 end-of-stack check.
10792 (__tpf_eh_return): Copy TPF private stack area from the module
10793 boundary stack frame. Add check for when module addresses are
10794 equal, but no stub address is found.
10796 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10798 PR target/7525
10799 * arm.h (struct machine_function): Add call_via field.
10800 (thumb_call_via_label): Declare.
10801 * arm.c (thumb_call_via_label): New variable.
10802 (thumb_call_reg_needed): New variable.
10803 (arm_output_function_epilogue): For Thumb code, output any per-function
10804 call-indirect trampolines.
10805 (thumb_call_via_reg): New function.
10806 (arm_file_end): New function.
10807 (TARGET_ASM_FILE_END): Call arm_file_end.
10808 (aof_file_end): Likewise.
10809 * arm-protos.h (thumb_call_via_reg): Declare.
10810 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10811 thumb_call_via_reg in normal case.
10813 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10815 PR middle-end/19084
10816 PR rtl-optimization/19348
10817 * recog.c (peephole2_optimize): Do global life update if some peephole
10818 decides it doesn't need at least one of its inputs and that change
10819 influences liveness at the start of the basic block.
10821 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10822 arguments instead of 1.
10824 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10826 PR middle-end/18820
10827 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10828 zero for nested functions needing a static chain or functions
10829 with a non-constant address.
10831 2005-01-13 Roger Sayle <roger@eyesopen.com>
10833 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10834 (and (sign_extend X) C) into (zero_extend (and X C)).
10836 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10838 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10840 2005-01-13 Richard Henderson <rth@redhat.com>
10842 PR target/19009
10843 PR target/19250
10844 PR target/19252
10845 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10846 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10847 not just TARGET_SSE.
10848 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10849 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10850 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10851 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10852 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10853 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10854 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10855 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10856 (movdicc_c_rex64): Rename with '*'.
10857 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10858 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10859 (movsfcc_1_387): Rename from movsfcc_1.
10860 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10861 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10862 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10863 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10864 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10865 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10866 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10867 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10868 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10869 sse_movdfcc_const0_4): Remove.
10870 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10871 recognize min/max early. Update for changed sse cmove patterns.
10872 (ix86_split_sse_movcc): New.
10873 * config/i386/i386-protos.h: Update.
10875 2005-01-13 Steven Bosscher <stevenb@suse.de>
10877 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10878 (fix_stmt_v_may_defs): Likewise.
10880 2005-01-13 Richard Henderson <rth@redhat.com>
10882 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10883 for converting the mask.
10885 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10887 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10888 definition to 600.
10890 2005-01-13 Richard Henderson <rth@redhat.com>
10892 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10893 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10894 IX86_BUILTIN_MOVDQ2Q): Remove.
10895 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10896 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10897 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10898 shuffling.
10899 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10900 (sse2_pextrw): Fix immediate constraint.
10901 (sse2_loadq, sse2_loadq_rex64): Remove.
10902 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10903 Use __builtin_ia32_vec_ext_<size>.
10904 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10906 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10908 * function.c (assign_parm_setup_block): Look inside original
10909 entry_parm when inspecting PARALLEL.
10911 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10912 Joel Sherrill <joel@oarcorp.com>
10914 PR target/19399
10915 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10916 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10917 rtems_gxx_recursive_mutex_init.
10918 (__gthread_recursive_mutex_lock): New function.
10919 (__gthread_recursive_mutex_trylock): Likewise.
10920 (__gthread_recursive_mutex_unlock): Likewise.
10922 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10924 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10926 2005-01-13 Jan Beulich <jbeulich@novell.com>
10928 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10929 (ashrti3_internal): Indicate output is early clobber. Generate result
10930 into output rather than first input. Use move for low word of output
10931 if shift count is exactly 64.
10932 (lshrti3_internal): Likewise.
10934 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10936 PR target/18329
10937 PR target/18330
10938 * reload1.c (delete_output_reload): Don't delete an output reload
10939 if the pseudo lives longer than a single basic block. Adjust and
10940 improve wording of comment.
10942 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10944 PR target/19334
10945 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10946 of TYPE_SIZE where we mean the number of bytes.
10948 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10950 * function.c (assign_parm_setup_block): Relax condition on
10951 multi-register optimization.
10953 2005-01-12 Nick Clifton <nickc@redhat.com>
10955 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10956 an "in_delay_slot" attribute of "no" to prevent them being used in
10957 delay slots. This is forbidden because they might generate
10958 exceptions.
10960 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10962 PR target/19389
10963 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10964 with r->Y and Y->r.
10966 2005-01-12 Nick Clifton <nickc@redhat.com>
10968 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10969 passed on to GAS) but do not define, as GAS no longer supports or
10970 needs the -m2000 option.
10972 2005-01-11 Roger Sayle <roger@eyesopen.com>
10974 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10975 type as args of unprototyped builtins aren't automatically promoted.
10976 (fold_builtin_abs): Likewise.
10978 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10980 * Makefile.in: Set a `build-warn' variable.
10982 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10984 PR tree-optimization/17949
10985 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10986 (find_interesting_uses_address): Use it.
10988 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10990 * regrename.c (kill_value): Handle subreg's that won't simplify.
10992 2005-01-11 Richard Henderson <rth@redhat.com>
10994 PR target/13366
10995 * config/i386/i386.h (enum ix86_builtins): Move ...
10996 * config/i386/i386.c: ... here.
10997 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10998 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10999 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11000 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11001 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11002 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11003 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11004 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11005 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11006 IX86_BUILTIN_LOADDDUP): Remove.
11007 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11008 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11009 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11010 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11011 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11012 (ix86_init_builtins): Make static.
11013 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11014 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11015 if all the modes match. Otherwise, fake it.
11016 (get_element_number, ix86_expand_vec_init_builtin,
11017 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11018 (ix86_expand_builtin): Make static. Update for changed builtins.
11019 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11020 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11021 (ix86_expand_vector_init_duplicate): New.
11022 (ix86_expand_vector_init_low_nonzero): New.
11023 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11024 Split out from ix86_expand_vector_init; handle integer modes.
11025 (ix86_expand_vector_init): Use them.
11026 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11027 * config/i386/i386-protos.h: Update.
11028 * config/i386/predicates.md (reg_or_0_operand): New.
11029 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11030 (movv2sf_internal): Likewise. And a splitter to match them all.
11031 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11032 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11033 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11034 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11035 (mmx_pinsrw): Fix operand ordering.
11036 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11037 rather than sse_loadss expander.
11038 (movv2df splitter): Similarly.
11039 (sse_loadss, sse_loadlss): Remove.
11040 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11041 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11042 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11043 (sse3_movddup): Rename with '*'.
11044 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11045 (sse2_loadsd): Remove.
11046 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11047 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11048 (sse2_pinsrw): Fix argument ordering.
11049 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11050 (sse2_stored): Remove 'r' destination.
11051 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11052 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11053 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11054 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11055 vec_extractv16qi, vec_initv16qi): New.
11057 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11058 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11059 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11060 constructor form.
11061 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11062 (_mm_load_si128, _mm_store_si128): Likewise.
11063 (_mm_load1_pd): Use _mm_set1_pd.
11064 (_mm_load_sd): Use _mm_set_sd.
11065 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11066 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11067 (_mm_set_epi64): Use _mm_set_epi64x.
11068 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11069 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11070 _mm_setr_epi8): Use _mm_set_foo form.
11071 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11072 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11073 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11074 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11075 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11076 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11077 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11078 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11079 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11080 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11081 (_mm_movedup_pd): Use _mm_shuffle_pd.
11082 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11083 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11084 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11085 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11086 Use _mm_setzero_ps.
11087 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11088 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11089 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11090 (_mm_store_ps): Use raw dereference.
11091 (_mm_store1_ps): Use _mm_storeu_ps.
11092 (_mm_storer_ps): Use _mm_store_ps.
11093 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11094 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11096 2005-01-11 Stan Shebs <shebs@apple.com>
11098 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11099 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11101 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11103 PR target/18761
11104 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11105 Skip all DECLs except for FIELD_DECLs.
11107 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11109 * config/s390/s390.c (override_options): Return error if
11110 -mbackchain, -mpacked-stack and -mhard-float are used together.
11111 (s390_va_start): Remove the backchain && packed-stack special case.
11112 (s390_gimplify_va_arg): Likewise.
11113 * doc/invoke.texi: Remove the ABI incompatibility note.
11115 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11117 * config/s390/s390.c (struct s390_frame_layout): Remove
11118 save_backchain_p.
11119 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11120 save_backchain_p with TARGET_BACKCHAIN.
11122 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11124 PR target/18916
11125 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11126 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11127 * function.c (locate_and_pad_parm): Set new field.
11128 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11129 Tweak where_pad test to include "none". Always set mem align for
11130 stack_parm.
11131 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11132 not sufficient for type.
11133 (assign_parm_setup_block): If stack_parm is zero on entry, always
11134 make a new stack local. Block move old stack parm if necessary
11135 to new aligned stack local.
11136 (assign_parm_setup_stack): Use a block move to handle
11137 potentially misaligned entry_parm.
11138 (assign_parms_unsplit_complex): Specify required alignment when
11139 creating stack local.
11140 * calls.c (compute_argument_addresses): Override alignment of stack
11141 arg calculated from its type with the alignment given by
11142 FUNCTION_ARG_BOUNDARY.
11143 (store_one_arg): Likewise.
11145 2005-01-11 Jan Beulich <jbeulich@novell.com>
11147 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11148 Change respective itanium_class attribute to ialu.
11149 (shladdp4_internal): New.
11150 * config/ia64/predicates.md (shladd_log2_operand): New.
11152 2005-01-11 Richard Henderson <rth@redhat.com>
11154 * expr.c (store_constructor): Use rtvec_alloc instead of
11155 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11157 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11159 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11161 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11163 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11164 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11165 (TARGET_RWRELOC): Define.
11166 (ia64_rwreloc_section_type_flags): Delete.
11167 (ia64_section_type_flags): New function.
11168 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11169 (TARGET_RWRELOC): Define.
11171 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11173 PR target/18987
11174 * config/ia64/ia64.c (process_set): For alloc insn, only call
11175 process_epilogue is !frame_pointer_needed.
11177 2005-01-10 Roger Sayle <roger@eyesopen.com>
11179 PR c++/19355
11180 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11181 unary operator and can't be treated as a binary/comparison operator.
11183 2005-01-10 Richard Henderson <rth@redhat.com>
11185 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11186 (ix86_return_in_memory): Likewise.
11187 (function_arg_advance): Likewise. Mirror structure in function_arg
11188 for choosing register to advance.
11190 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11192 * tree-vectorizer.c, tree.def: Fix comment typos.
11194 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11196 * config/s390/s390.c (struct processor_costs): 4 new fields:
11197 ddbr, ddr, debr, der.
11198 (s390_rtx_costs): More precise handling of divide instructions.
11200 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11202 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11204 2005-01-10 Jan Beulich <jbeulich@novell.com>
11206 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11207 names resulting from -ffunction-sections/-fdata-sections and linkonce
11208 ones.
11209 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11210 based on the section name. Rearrange the section name comparison logic
11211 slightly so that each section name is compared against at most once.
11213 2005-01-10 Ben Elliston <bje@au.ibm.com>
11215 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11216 targets for which -fPIC reduces limitations on the GOT size.
11218 2005-01-09 Falk Hueffner <falk@debian.org>
11220 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11221 X/C1 cmpop C2.
11223 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11225 PR target/18720
11226 * collect2.c (main): Set aixrtl_flag for -brtl option.
11227 (resolve_lib_name): Search for .so file extension before .a
11228 if aixrtl_flag set.
11230 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11232 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11233 (vect_analyze_data_refs_alignment): Add dump prints.
11235 2005-01-09 Ira Rosen <irar@il.ibm.com>
11237 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11238 expr_invariant_in_loop_p.
11239 Initialize outputs first thing in the function.
11240 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11241 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11242 (vect_analyze_pointer_ref_access): Check that the initial condition of
11243 the access function is loop invariant.
11245 2005-01-09 Richard Henderson <rth@redhat.com>
11247 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11248 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11249 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11250 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11251 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11252 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11253 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11254 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11255 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11256 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11257 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11258 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11259 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11260 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11261 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11262 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11263 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11264 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11265 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11266 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11267 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11268 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11269 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11270 mmx_ prefix.
11271 (mmx_clrdi, pavgusb): Remove.
11272 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11273 with leading sse_ prefix.
11274 * config/i386/sse.md: Receive them.
11275 * config/i386/mmx.md: New file.
11276 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11277 (subrv2sf3): Turn into expander for normal subtraction.
11278 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11279 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11280 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11281 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11282 commutative; use ix86_binary_operator_ok.
11283 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11284 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11285 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11286 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11287 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11288 Macroize from existing patterns; use ix86_binary_operator_ok.
11289 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11290 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11291 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11292 with vec_select+vec_concat.
11293 (mmx_pshufw, mmx_pshufw_1): Likewise.
11294 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11295 (mmx_uavgv4hi3): Model correctly.
11296 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11297 _mm_xor_si64): Remove casts.
11299 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11301 PR tree-optimization/19224
11302 * tree-scalar-evolution.c (get_instantiated_value,
11303 set_instantiated_value): New functions.
11304 (instantiate_parameters_1): Cache the results.
11305 (instantiate_parameters, resolve_mixers): Initialize and free
11306 the cache.
11308 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11310 * config/i386/i386.md (addhi_4): Correct reference in comment.
11311 (addqi_4): Same.
11313 2005-01-08 Richard Henderson <rth@redhat.com>
11315 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11316 (_mm_cvtsi128_si64x): Likewise.
11317 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11318 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11319 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11320 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11321 * config/i386/i386-protos.h: Update.
11322 * config/i386/i386.c (print_operand): Add 'H'.
11323 (ix86_fixup_binary_operands): Split out from ...
11324 (ix86_expand_binary_operator): ... here.
11325 (ix86_fixup_binary_operands_no_copy): New.
11326 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11327 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11328 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11329 (safe_vector_operand): Use CONST0_RTX.
11330 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11331 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11332 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11333 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11334 special cases.
11335 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11336 (IX86_BUILTIN_CMPNGESS): New.
11337 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11338 (attr type): Add sselog1.
11339 (attr unit, attr memory): Handle it.
11340 (movti, movti_internal, movti_rex64): Move near other integer moves.
11341 (movtf, movtf_internal): Move near other fp moves.
11342 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11343 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11344 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11345 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11346 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11347 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11348 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11349 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11350 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11351 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11352 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11353 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11354 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11355 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11356 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11357 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11358 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11359 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11360 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11361 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11362 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11363 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11364 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11365 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11366 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11367 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11368 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11369 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11370 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11371 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11372 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11373 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11374 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11375 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11376 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11377 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11378 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11379 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11380 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11381 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11382 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11383 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11384 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11385 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11386 same time.
11387 (SSEPUSH, push<SSEPUSH>): Remove.
11388 (MMXPUSH, push<MMXPUSH>): Remove.
11389 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11390 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11391 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11392 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11393 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11394 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11395 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11396 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11397 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11398 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11399 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11400 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11401 (ppro_sse_log_V4SF): Handle sselog1.
11402 * config/i386/predicates.md (const_0_to_1_operand): New.
11403 (const_0_to_255_mul_8_operand): New.
11404 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11405 (const_2_to_3_operand, const_4_to_7_operand): New.
11406 * config/i386/sse.md: New file.
11407 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11408 (sse_movups): Rename from sse_movups_1.
11409 (sse_loadlss): Rename from sse_loadss_1.
11410 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11411 from the name.
11412 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11413 (absv4sf2, negv2df, absv2df): New.
11414 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11415 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11416 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11417 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11418 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11419 (sse3_addsubv4sf3): Model correctly.
11420 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11421 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11422 (sse_movhlps): Model with vec_select+vec_concat.
11423 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11424 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11425 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11426 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11427 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11428 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11429 sse2_pshufhw_1): Likewise.
11430 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11431 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11432 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11433 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11434 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11435 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11436 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11437 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11438 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11439 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11440 sminv8hi3): Mark commutative
11441 operands. Use ix86_binary_operator_ok.
11442 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11443 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11444 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11445 sse2_punpcklqdq): Allow operand2 in memory.
11446 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11447 sse2_movsd): Add memory alternatives.
11448 (sse_storelps): Turn expander into an insn; split after reload.
11449 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11450 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11452 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11454 * configure.ac (DWARF-2 debug_line): Use objdump.
11455 * configure: Regenerate.
11457 2005-01-08 Jeff Law <law@redhat.com>
11458 Diego Novillo <dnovillo@redhat.com>
11460 PR tree-optimization/18241
11461 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11462 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11463 statements with volatile operands.
11464 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11465 operands after marking a statement with has_volatile_ops.
11467 2005-01-08 Roger Sayle <roger@eyesopen.com>
11469 * tree.c (int_fits_type_p): Always honor integer constant
11470 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11472 2005-01-08 Roger Sayle <roger@eyesopen.com>
11474 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11475 the latent bug in rtl_delete_block has been resolved.
11477 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11479 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11480 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11482 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11484 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11485 library as @multilib_dir@/$(SHLIB_SONAME).
11487 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11489 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11490 * configure: Regenerate.
11492 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11494 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11495 TYPE_MODE.
11497 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11499 PR target/13674
11500 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11501 Convert non-word aligned offset address using ld/std into
11502 indirect address.
11504 2005-01-07 Richard Henderson <rth@redhat.com>
11506 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11508 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11510 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11512 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11514 PR tree-optimization/19283
11515 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11516 is not shorter than the original type.
11518 PR rtl-optimization/19012
11519 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11521 PR rtl-optimization/18861
11522 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11523 (FULL_STATE): Define.
11524 (mark_tablejump_edge): New function.
11525 (purge_dead_tablejump_edges): New function.
11526 (find_bb_boundaries): Use it.
11528 PR tree-optimization/18828
11529 * builtins.c (expand_builtin_next_arg): Remove argument and all
11530 the argument checking.
11531 (expand_builtin): Adjust caller.
11532 (expand_builtin_va_start): Likewise. Remove error for too many
11533 arguments.
11534 (fold_builtin_next_arg): Issue error for too many arguments.
11535 After checking arguments, replace them with magic arguments that
11536 prevent further checking of the args.
11538 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11540 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11542 2005-01-06 Roger Sayle <roger@eyesopen.com>
11544 PR target/6077
11545 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11546 and %{.S:...} (and their negative variants) to test whether the
11547 input file is assembler or pre-processed-assembler independent of
11548 the actual filename extension.
11550 2005-01-06 Roger Sayle <roger@eyesopen.com>
11552 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11553 of sign or zero extended values.
11555 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11557 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11558 for IBM long double format correctly.
11560 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11562 Fix PR tree-optimization/18792
11564 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11565 to first_loop_depth, and use loop depth instead of loop number.
11566 (build_classic_dir_vector): Ditto.
11567 (compute_data_dependences_for_loop): Use depth, not loop number.
11568 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11569 number. Pass in loops, instead of loop numbers.
11570 (gather_interchange_stats): Ditto.
11571 (linear_transform_loops): Ditto.
11573 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11575 PR rtl-opt/13299
11576 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11577 biv_fits_mode_p, extension_within_bounds_p): New functions.
11578 (check_ext_dependent_givs): Use them.
11580 2005-01-06 Roger Sayle <roger@eyesopen.com>
11582 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11583 more than one barrier, in which case we should delete them all.
11585 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11587 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11589 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11591 Fix PR middle-end/19286
11592 Fix PR debug/19267
11593 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11594 output this subprogram, simply ignore this attempt to do it again.
11595 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11596 origin attribute if it's not possible.
11597 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11598 (decls_for_scope): Ditto.
11599 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11600 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11602 2005-01-05 Richard Henderson <rth@redhat.com>
11604 PR target/11327
11605 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11606 (bdesc_2arg): Use it.
11607 (ix86_expand_binop_builtin): Force operands into registers
11608 when optimizing.
11609 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11610 ix86_expand_sse_compare, ix86_expand_sse_comi,
11611 ix86_expand_builtin): Likewise.
11613 2005-01-05 Richard Henderson <rth@redhat.com>
11615 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11616 and VEC_SELECT.
11617 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11618 (mulv4hi3): Set itanium_class mmmul.
11619 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11620 (fpack): Rename from fpack_sfsf.
11622 2005-01-05 Richard Henderson <rth@redhat.com>
11624 PR rtl-opt/10692
11625 * reload1.c (do_input_reload): Restrict the optimization deleteing
11626 a previous output reload to RELOAD_FOR_INPUT.
11628 2005-01-05 Steven Bosscher <stevenb@suse.de>
11630 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11631 comment that we fall through after case.
11632 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11633 (distribute_links): Likewise.
11634 * cse.c (cse_insn): Likewise.
11635 * cselib.c (cselib_invalidate_mem): Likewise.
11636 * df.c: Update comments at the top of the file.
11637 (read_modify_subreg_p): Update comments here too.
11638 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11639 * flow.c (mark_set_1): Likewise.
11640 (mark_used_regs): Likewise.
11641 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11642 (canon_list_insert): Likewise.
11643 (mark_set): Likewise.
11644 (try_replace_reg): Likewise.
11645 (store_killed_in_insn): Likewise.
11646 * loop.c (count_one_set): Likewise.
11647 (basic_induction_var): Likewise.
11648 * postreload-gcse.c (find_mem_conflicts): Likewise.
11649 * postreload.c (reload_combine_note_store): Likewise.
11650 (move2add_note_store): Likewise.
11651 * reload.c (find_equiv_reg): Likewise.
11652 (mark_referenced_resources): Likewise.
11653 * rtlanal.c (set_noop_p): Likewise.
11654 (note_stores): Likewise.
11655 (note_uses): Likewise.
11656 * sched-deps.c (sched_analyze_1): Likewise.
11657 * sched-rgn.c (check_live_1): Likewise.
11658 (update_live_1): Likewise.
11659 * config/i860/i860.c: Likewise.
11661 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11662 an lvalue.
11663 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11665 * doc/rtl.texi: Update documentation for bit-fields and SET.
11667 2005-01-05 Roger Sayle <roger@eyesopen.com>
11669 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11671 2005-01-05 Jan Hubicka <jh@suse.cz>
11672 Richard Henderson <rth@redhat.com>
11674 PR target/18910
11675 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11676 with an offset.
11678 2005-01-05 Richard Henderson <rth@redhat.com>
11680 PR target/12902
11681 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11682 (sse_shufps): Change operand 3 to const_int_operand.
11683 (sse2_storelps): Fix typo in template.
11684 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11685 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11686 (ix86_expand_builtin): Likewise.
11688 2005-01-05 Julian Brown <julian@codesourcery.com>
11690 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11691 as aggregates for AAPCS ABIs.
11693 2005-01-05 Stan Shebs <shebs@apple.com>
11695 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11696 Mach-O getters if ppc64.
11697 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11698 size argument.
11699 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11700 signed four-byte field for global code case.
11701 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11703 2005-01-05 Roger Sayle <roger@eyesopen.com>
11705 PR middle-end/19100
11706 * c-common.c: Include real.h.
11707 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11708 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11709 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11710 * Makefile.in (c-common.o): Update dependencies.
11712 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11714 * c-parse.in (asm_string): Add trailing semicolon.
11716 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11718 * c-parse.in (asm_string): New. Don't allow wide strings in
11719 'asm'.
11720 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11721 asm_string instead of STRING.
11723 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11725 * c-typeck.c (constructor_no_implicit): Remove.
11726 (set_designator, process_init_element): Don't check
11727 constructor_no_implicit.
11729 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11730 Kaz Kojima <kkojima@gcc.gnu.org>
11732 PR target/16482
11733 * lcm.c (create_pre_exit): New.
11734 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11735 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11737 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11739 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11740 -msoft-float in target_float_switch.
11741 * arm.c (arm_override_options): Fix processing of target_float_switch.
11743 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11745 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11746 preferencing.
11748 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11750 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11751 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11753 2005-01-04 Roger Sayle <roger@eyesopen.com>
11755 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11756 if deleting the then-block allows the test-block to fallthru to the
11757 else-block.
11759 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11761 PR c/19152
11762 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11763 after the full declaration if the are in two different TUs.
11765 2005-01-04 Richard Henderson <rth@redhat.com>
11767 PR tree-opt/19158
11768 * tree-sra.c (generate_one_element_init): Just
11769 call gimplify_and_add.
11770 (generate_element_init): Record the
11771 new referenced variables and mark them for renaming
11772 and split out to ...
11773 (generate_element_init_1): This.
11774 (scalarize_init): Don't call push_gimplify_context/
11775 pop_gimplify_context.
11777 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11779 * toplev.c (get_src_pwd): Handle failure of getpwd().
11781 2005-01-04 Roger Sayle <roger@eyesopen.com>
11783 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11784 of TRUTH_NOT_EXPR.
11785 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11786 all the cases handled by it are inverted by invert_truthvalue.
11788 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11790 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11791 (save_register_windowsi): Likewise.
11793 2005-01-04 Richard Henderson <rth@redhat.com>
11795 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11797 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11799 PR middle-end/17767
11800 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11801 any simplifications of vector mode comparison operators.
11802 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11804 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11805 Devang Patel <dpatel@apple.com>
11807 PR tree-optimization/18308
11808 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11809 the operands before creating a new expression.
11810 * dojump.c (do_jump): Make drop_through_label available
11811 for all cases. Add expansion of COND_EXPR.
11813 2005-01-04 Ira Rosen <irar@il.ibm.com>
11815 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11816 INTEGER_CST instead of TREE_CONSTANT.
11817 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11818 instead of TREE_CONSTANT.
11819 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11820 instead of TREE_CONSTANT.
11822 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11824 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11826 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11828 PR target/19240
11829 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11830 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11832 2005-01-03 Richard Henderson <rth@redhat.com>
11834 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11835 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11836 fold_convert_const_real_from_real): Split out from ...
11837 (fold_convert_const): ... here.
11839 2005-01-03 Richard Henderson <rth@redhat.com>
11841 PR target/19235
11842 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11843 (mov<MMXMODEI>_internal): Likewise.
11844 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11845 Add V2SF case; use it for SSE1; don't use TI.
11846 (movdf_integer): Likewise.
11847 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11849 2005-01-03 Ira Rosen <irar@il.ibm.com>
11851 * tree-vectorizer.c (vect_strip_conversions): New function.
11852 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11853 check for binary class.
11855 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11857 Fix PR debug/17924
11858 Fix PR debug/19191
11859 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11860 is a decl.
11861 * gimple-low.c (mark_blocks_with_used_vars): New function.
11862 (mark_blocks_with_used_subblocks): Ditto.
11863 (mark_used_blocks): Ditto.
11864 (pass_mark_used_blocks): New pass.
11865 * tree-inline.c: Include debug.h.
11866 (expand_call_inline): Call outlining_inline_function here.
11867 * tree-optimize.c (init_tree_optimization_passes): Add
11868 pass_mark_used_blocks.
11869 * tree-pass.h (pass_mark_used_blocks): New.
11870 * Makefile.in (tree-inline.o): Add debug.h dependency.
11872 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11874 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11875 VAR_DECLs to have weak_import attribute.
11877 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11878 'struct ucontext'.
11880 2004-01-03 Steven Bosscher <stevenb@suse.de>
11882 * passes.c (rest_of_compilation): Don't run regmove if only
11883 flag_expensive_optimizations, require flag_regmove instead.
11885 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11887 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11888 register "sparc".
11889 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11890 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11891 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11892 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11894 2005-01-03 Richard Henderson <rth@redhat.com>
11896 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11897 (ia64_const_ok_for_letter_p): New.
11898 (ia64_const_double_ok_for_letter_p): New.
11899 (ia64_extra_constraint): New.
11900 (ia64_expand_vecint_compare): New.
11901 (ia64_expand_vcondu_v2si): New.
11902 (ia64_expand_vecint_cmov): New.
11903 (ia64_expand_vecint_minmax): New.
11904 (ia64_print_operand): Add 'v'.
11905 (ia64_preferred_reload_class): New.
11906 (ia64_vector_mode_supported_p): New.
11907 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11908 (PREFERRED_RELOAD_CLASS): Move to function.
11909 (CONST_OK_FOR_LETTER_P): Move to function.
11910 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11911 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11912 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11913 (EXTRA_CONSTRAINT): Move to function.
11914 * config/ia64/ia64.md: Include vect.md.
11915 (itanium_class): Add mmalua.
11916 (type): Handle it.
11917 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11918 (1b_mmalua): New.
11919 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11920 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11921 CONST0_RTX.
11922 (const_int_2bit_operand): New.
11923 (fr_reg_or_0_operand): New.
11924 * config/ia64/ia64-modes.def: Add vector modes.
11925 * config/ia64/ia64-protos.h: Update.
11926 * config/ia64/vect.md: New file.
11928 2005-01-03 Richard Henderson <rth@redhat.com>
11930 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11932 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11934 PR target/19236
11935 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11936 to SFmode.
11937 (log1pdf2): Change mode of operands[0,1] to DFmode.
11939 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11941 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11942 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11943 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11944 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11945 SPARC_RELAXED_ORDERING.
11947 2005-01-03 Richard Henderson <rth@redhat.com>
11948 Uros Bizjak <uros@kss-loka.si>
11950 PR target/14631
11951 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11952 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11953 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11954 handling.
11955 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11956 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11957 const_pow2_1_to_128_operand): New predicates.
11959 2005-01-02 Greg McGary <greg@mcgary.org>
11961 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11962 anonymous decls.
11963 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11964 object. [ptr_type]: Remove unused variable.
11965 Remember nearest addressable array-element or record-component
11966 when checking bitfield components. Tolerate empty BIND_EXPR.
11968 2005-01-01 Richard Henderson <rth@redhat.com>
11970 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11971 that don't narrow the value. Fail for other conversions.
11973 2005-01-01 Richard Henderson <rth@redhat.com>
11975 PR c/19031
11976 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11977 * c-lang.c (finish_file): Don't do it here.
11978 * objc/objc-act.c (objc_finish_file): Likewise.
11980 * cgraph.c (decl_assembler_name_equal): New.
11981 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11982 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11983 * cgraph.h (struct cgraph_varpool_node): Add next.
11984 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11985 * varasm.c (assemble_alias): Mark the target as needed.
11987 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11989 PR middle-end/19221
11990 * function.c (get_arg_pointer_save_area): Use entry_of_function
11991 instead of get_insns.
11993 2005-01-01 Roger Sayle <roger@eyesopen.com>
11994 Andrew Pinski <pinskia@physics.uc.edu>
11995 James E. Wilson <wilson@specifixinc.com>
11997 PR rtl-optimization/12092
11998 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11999 is zero.
12001 2005-01-01 Roger Sayle <roger@eyesopen.com>
12002 Olivier Hainque <hainque@act-europe.fr>
12004 * tree.c (int_fits_type_p): A narrower type always fits in a
12005 wider one, except for negative values into unsigned types.
12007 2005-01-01 Roger Sayle <roger@eyesopen.com>
12009 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12010 with the original constant rather than require TREE_OVERFLOW.
12012 2005-01-01 Steven Bosscher <stevenb@suse.de>
12014 PR middle-end/17544
12015 * c-decl.c (finish_function): If compiling C99, annotate the
12016 compiler generated return with the current file name and line 0.
12017 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12018 the source line is greater than 0.
12019 (remove_bb): Likewise.