1 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
3 * tree-cfg.c (bsi_replace): Delink immediate uses for the original stmt.
5 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
8 call to find_edge outside a loop to go through a PHI chain.
10 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
12 PR tree-optimization/17598
13 * fold-const.c (fold_binary): Fold comparisons of addresses
14 of COMPONENT_REFs which reference the same field to
15 comparisons of the addresses of the base objects.
17 2005-04-26 Julian Brown <julian@codesourcery.com>
19 * config/arm/arm.c (arm_return_in_msb): New function.
20 (arm_must_pass_in_stack): New function.
21 (TARGET_RETURN_IN_MSB): Define target hook.
22 (TARGET_MUST_PASS_IN_STACK): Define target hook.
23 (arm_function_value): Pad small aggregate return.
24 (arm_pad_arg_upward): New function.
25 (arm_pad_reg_upward): New function.
26 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
27 (FUNCTION_ARG_PADDING): Define macro.
28 (BLOCK_REG_PADDING): Define macro.
29 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
30 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
31 (arm_pad_reg_upward): Declare function.
33 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
35 * basic-block.h (ei_cond): New.
36 (FOR_EACH_EDGE): Call ei_cond.
38 PR tree-optimization/21047
39 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
40 (fold): Don't handle ASSERT_EXPR.
42 2005-04-25 Roger Sayle <roger@eyesopen.com>
44 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
45 all writes to any stack register as a read/write dependency on
47 (sched_analyze_2): Likewise, for reads from any stack register.
49 2005-04-25 Richard Henderson <rth@redhat.com>
51 * final.c (output_addr_const): Revert 2005-04-09 change.
53 2005-04-25 Mike Stump <mrs@apple.com>
55 * config/darwin.c (darwin_encode_section_info): Always set
56 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
58 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
60 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
61 gensupport.c, protoize.c, toplev.c: Replace calls to
62 `unlock_stream' with `unlock_std_streams'.
64 2005-04-25 Devang Patel <dpatel@apple.com>
66 * dbxout.c (dbxout_type): Emit attribute vector.
68 2005-04-05 Paul Brook <julian@codesourcery.com>
70 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
71 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
72 * config/arm/arm.c (arm_cxx_atexit_name): New function.
73 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
74 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
75 (register_dtor_fn): Likewise.
76 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
78 2005-04-25 Ian Lance Taylor <ian@airs.com>
80 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
81 * c-common.h (EXPR_STMT_EXPR): Don't define.
82 (c_common_stmt_codes): Don't define.
83 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
84 * c-gimplify.c (gimplify_expr_stmt): Remove.
85 (c_gimplify_expr): Remove EXPR_STMT case.
86 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
87 to INIT_STATEMENT_CODES.
88 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
90 2005-04-25 Jan Hubicka <jh@suse.cz>
92 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
94 * except.c: Include diagnostic.h
95 (dump_eh_tree, verify_eh_tree): New functions.
96 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
97 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
98 (dump_function_to_file): dump eh tree.
99 * tree-eh.c (mark_eh_edge): New function.
100 (mark_eh_edge_found_error): New static variable.
101 (verify_eh_edges): New function.
103 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
105 * tree-ssa-alias.c (fieldoff_t): Remove.
106 (fieldoff_s): typedef the structure itself. Create a vector of
108 (push_fields_onto_fieldstack): Return count of fields pushed.
109 Remove peeling of first field. Adjust.
110 (fieldoff_compare): Adjust.
111 (create_overlap_variables_for): Adjust.
113 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
115 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
117 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
120 * doc/install.texi: Document correct assembler and linker to use
121 on i?86-*-solaris2.10.
123 2005-04-25 Steven Bosscher <stevenb@suse.de>
125 Fix PR tree-optimization/21173
127 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
128 Unshare expression we pass to force_gimple_operand.
130 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
131 Stephen Clarke <stevec@superh.com>
132 Roger Sayle <roger@eyesopen.com>
134 PR rtl-optimization/20413
135 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
136 VOIDmode for LABEL_REF.
137 * final.c (shorten_branches): Likewise.
138 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
139 * loop.c (reg_dead_after_loop): Likewise.
140 * varasm.c (decode_addr_const): Likewise.
141 * doc/rtl.texi: Document mode requirement for LABEL_REF.
143 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
145 * config.gcc (avr-*-*): Remove redundant "case".
147 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
149 * tree-vect-analyze.c (vect_mark_relevant): Take
150 VEC(tree,heap) instead of varray_type as an argument.
151 (vect_mark_stmts_to_be_vectorized): Change the type of
152 worklist to VEC(tree,heap). Adjust uses of worklist.
154 2005-04-24 Devang Patel <dpatel@apple.com>
156 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
158 2005-04-24 Ian Lance Taylor <ian@airs.com>
160 * c-semantics.c (build_stmt): Remove test of specific tree codes
161 for TREE_SIDE_EFFECTS handling.
163 2005-04-24 Per Bothner <per@bothner.com>
165 * c-opts.c (finish_options): Make the line-number of the <built-in>
166 location 0, as assumed elsewhere, rather than 1.
168 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
170 * tree-ssa-uncprop.c (equiv_stack): Change the type o
172 (tree_ssa_uncprop, uncprop_finalize_block,
173 uncprop_initialize_block): Update uses of equiv_stack.
175 2005-04-24 Richard Henderson <rth@redhat.com>
178 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
179 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
181 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
182 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
183 <DIV, MOD>: Likewise.
185 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
187 * collect2.c (main): Unlock the stdio streams.
188 * gcc.c (main): Likewise.
189 * gcov-dump.c (main): Likewise.
190 * gcov.c (main): Likewise.
191 * gen-protos.c (main): Likewise.
192 * gensupport.c (init_md_reader_args_cb): Likewise.
193 * protoize.c (main): Likewise.
194 * toplev.c (general_init): Likewise.
196 2005-04-24 Jakub Jelinek <jakub@redhat.com>
199 * cgraph.h (cgraph_local_info): Add vtable_method field.
200 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
201 and node is vtable_method, finalized and not reachable, don't do
204 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
206 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
208 * tree-ssa-pre.c (create_value_expr_from): Use
209 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
210 * tree-ssa-propagate.c (stmt_makes_single_load,
211 stmt_makes_single_store): Use REFERENCE_CLASS_P.
212 * tree-vect-transform.c (vect_is_simple_cond): Use
214 * tree-vrp.c (extract_range_from_assert,
215 build_assert_expr_for, fp_predicate, has_assert_expr): Use
218 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
219 of tpa_to_clear to VEC(int,heap). Update uses of
220 tpa_to_clear. Free tpa_to_clear at the end.
222 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
224 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
227 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
229 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
230 and gcc_unreachable as appropriate.
231 (num_insns_constant, output_vec_const_move,
232 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
233 rs6000_emit_set_const, rs6000_emit_move,
234 spe_build_register_parallel, function_arg,
235 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
236 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
237 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
238 rs6000_common_init_builtins, expand_block_clear,
239 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
240 extract_ME, rs6000_get_some_local_dynamic_name,
241 rs6000_output_function_entry, print_operand,
242 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
243 output_cbranch, output_e500_flip_gt_bit,
244 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
245 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
246 compute_save_world_info, rs6000_stack_info,
247 rs6000_emit_load_toc_table, rs6000_frame_related,
248 spe_synthesize_frame_save, rs6000_emit_epilogue,
249 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
250 output_function_profiler, rs6000_trampoline_size,
251 rs6000_initialize_trampoline, find_addr_reg,
252 rs6000_machopic_legitimize_pic_address,
253 rs6000_initial_elimination_offset,
254 rs6000_dbx_register_number): Likewise.
255 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
256 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
257 *movti_power, *movti_string, call, call_value, sibcall,
258 sibcall_value): Likewise.
259 * config/rs6000/spe.md (*movdf_e500_double,
260 *movv2si_internal): Likewise.
261 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
264 2005-04-24 Richard Henderson <rth@redhat.com>
267 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
268 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
269 Deny modes smaller than 4 bytes.
270 * config/i386/i386-protos.h: Update.
272 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
274 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
275 Switch h8300-*-rtems* to ELF.
277 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
279 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
281 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
283 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
285 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
288 * fold-const.c: Fold &a[i]-&a[j] to i-j.
290 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
292 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
293 definitions of ssa names in condition. Split recusive part to ...
294 (tree_simplify_using_condition_1): New function.
295 (expand_simple_operations): New function.
297 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
299 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
300 (find_interesting_uses_cond): Do not use integer_zerop and
301 integer_nonzerop to check for integer constants.
302 (set_use_iv_cost): Record the value field.
303 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
304 determine_use_iv_cost_outer): Set the value field of the cost pair.
305 (may_eliminate_iv): Do not return the comparison code.
306 (iv_elimination_compare): New function.
307 (determine_use_iv_cost_condition): Set the value field. Record
308 noneliminable invariants correctly.
309 (rewrite_use_compare, rewrite_use_outer): Use the value field.
311 2005-04-23 DJ Delorie <dj@redhat.com>
313 * diagnostic.c (warning): Accept parameter to classify warning option.
314 (warning0): New, for when a pointer to an error() like function is needed.
315 * errors.c (warning): Likewise.
316 * errors.h (warning, warning0): Adjust prototypes.
317 * toplev.h (warning, warning0): Likewise.
319 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
320 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
321 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
322 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
323 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
324 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
325 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
326 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
328 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
329 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
330 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
331 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
332 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
333 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
334 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
335 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
336 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
337 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
338 config/rs6000/aix52.h, config/rs6000/darwin.h,
339 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
340 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
341 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
342 config/stormy16/stormy16.c, config/v850/v850-c.c,
343 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
346 2005-04-23 Richard Henderson <rth@redhat.com>
349 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
350 performing some integral scalar simplifications.
352 2005-04-23 Richard Henderson <rth@redhat.com>
355 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
356 simplifying CONST_VECTOR.
358 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
360 * tree-ssa-live.c (live_worklist): Take a stack allocated on
361 heap as an argument. Update uses of stack.
362 (calculate_live_on_entry): Allocate stack on heap.
364 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
365 partition_link and tpa_nodes on heap.
367 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
368 (mark_stmt_necessary, propagate_necessity,
369 mark_really_necessary_kill_operand_phis): Update uses of
371 (tree_dce_init): Allocate worklist using VEC_alloc.
372 (tree_dce_done): Free worklist using VEC_free.
374 2005-04-23 Mike Stump <mrs@apple.com>
376 * config/darwin.c (machopic_indirection_name): Don't use
378 (darwin_emit_unwind_label): Use user_label_prefix instead of
381 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
383 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
385 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
387 * config.gcc <cris-*>: Specify .opt files.
388 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
389 config/cris/linux.opt: New files.
390 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
391 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
392 (TARGET_ELF): Override to 0.
393 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
394 -melinux-stacksize=N.
395 * config/cris/cris.c: (cris_handle_option): New function.
396 (TARGET_DEFAULT_TARGET_FLAGS): Override.
397 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
398 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
399 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
400 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
401 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
402 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
403 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
404 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
405 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
406 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
407 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
408 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
409 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
410 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
411 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
412 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
413 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
414 (TARGET_LINUX): Define 0.
415 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
416 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
417 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
418 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
419 (TARGET_LINUX): Override to 1.
420 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
422 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
424 * haifa-sched.c (schedule_block): Fix thinko in previous
425 assertification patch.
427 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
429 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
430 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
431 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
432 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
433 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
434 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
435 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
437 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
438 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
439 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
440 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
441 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
442 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
443 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
444 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
445 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
446 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
447 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
448 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
449 (SUBTARGET_OPTIONS): Delete.
450 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
451 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
453 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
454 (pa_cpu_string, pa_unix_string): Delete.
455 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
456 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
458 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
459 (pa_handle_option): New function.
460 (override_options): Remove handling of -march=, -mfixed-range=,
461 -mschedule= and -munix=.
462 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
463 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
464 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
465 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
466 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
467 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
468 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
470 * config/pa/pa.opt: New file.
471 * config/pa/pa-hpux.opt: New file.
472 * config/pa/pa-hpux1010.opt: New file.
473 * config/pa/pa-hpux1111.opt: New file.
474 * config/pa/pa64-hpux.opt: New file.
476 2005-04-22 David S. Miller <davem@davemloft.net>
478 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
479 integer when it's mode is VOIDmode not DImode.
481 2005-04-22 Geoffrey Keating <geoffk@apple.com>
483 * config/rs6000/rs6000.md (sync_add<mode>_internal,
484 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
485 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
486 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
487 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
488 "bne- $-xxx" rather than local labels.
489 (sync_lock_release<mode>): Add second operand.
490 (lwsync): Use .long rather than a more meaningful opcode.
491 * doc/md.texi (Standard Names): Add description of second
492 parameter to sync_lock_test_and_set.
494 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
496 PR tree-optimization/21088
497 * fold-const.c (fold_unary, fold_binary, fold_ternary):
499 * tree-vrp.c (compare_values): Use fold_binary to compare
500 pointers. Use boolean_type_node as the type of a comparison
501 expression being folded.
502 * tree.h: Add prototypes for fold_unary, fold_binary,
505 * tree-ssa-dom.c: Fix formatting.
507 2005-04-22 Diego Novillo <dnovillo@redhat.com>
509 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
510 * lambda-code.c (perfect_nestify): Mark virtual operands in
511 the moved statement for renaming.
512 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
513 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
514 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
515 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
516 * tree-flow.h (struct var_ann_d): Update comments.
517 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
518 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
519 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
520 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
521 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
522 debug_names_replaced_by): Remove declarations.
523 (delete_update_ssa, get_current_def, set_current_def): Declare.
524 (rewrite_into_loop_closed_ssa): Add new argument. Update
526 * tree-into-ssa.c: Include params.h.
527 (old_virtual_ssa_names): Remove. Update all users.
528 (need_to_replace_names_p): Remove. Update all users.
529 (struct update_ssa_stats_d): Declare.
530 (update_ssa_stats): New local.
531 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
532 dump_tree_ssa_stats, debug_tree_ssa_stats,
533 dump_update_ssa, debug_update_ssa,
534 dump_names_replaced_by, debug_names_replaced_by): Declare.
535 (get_current_def, set current_def): Make extern.
536 (is_old_name, is_new_name): Protect against references
537 past the end of the sets.
538 (add_new_name_mapping): Assert that OLD and NEW are
539 different SSA names for the same symbol.
540 When adding a virtual mapping, update stats for virtual
542 (insert_phi_nodes_for): If UPDATE_P is true, create the
543 LHS of the new PHI by duplicating SSA name VAR.
544 (insert_phi_nodes_1): Remove. Update all users.
545 (insert_phi_nodes): Remove second argument. Update all
547 (maybe_replace_use, maybe_replace_def): New.
548 (rewrite_update_stmt): Call them.
549 (mark_def_interesting): Remove calls to is_gimple_reg.
550 (prepare_phi_args_for_update): Remove. Update all users.
551 (prepare_block_for_update): Only process virtual operands
552 and GIMPLE registers in normal form.
553 (prepare_use_sites_for): New.
554 (prepare_names_to_update): Rename from prepare_def_sites.
555 Call prepare_use_sites_for.
556 (dump_update_ssa): Rename from dump_repl_tbl.
558 Show statistics for virtual mapping heuristic.
559 (debug_update_ssa): Rename from debug_debug_repl_tbl.
560 (init_update_ssa): Initialize UPDATE_SSA_STATS.
561 (delete_update_ssa): Make extern.
562 (mark_set_for_renaming): If the set is empty, do nothing.
563 (release_ssa_name_after_update_ssa): Update comment.
564 (insert_updated_phi_nodes_for): Do not remove existing
565 PHI nodes for symbols.
566 (switch_virtuals_to_full_rewrite_p): New.
567 (switch_virtuals_to_full_rewrite): New.
568 (update_ssa): Call them.
569 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
570 for every statement before updating.
571 If all the names in NEW_SSA_NAMES have been marked for
573 Only start at the top of the CFG if there are symbols in
575 (ssa_rewrite_finalize_block): Remove.
576 (ssa_register_new_def): Remove.
577 (ssa_rewrite_stmt): Remove.
578 (ssa_rewrite_phi_arguments): Remove.
579 (ssa_rewrite_initialize_block): Remove.
580 (ssa_mark_def_sites): Remove.
581 (ssa_mark_def_sites_initialize_block): Remove.
582 (ssa_mark_phi_uses): Remove.
583 (rewrite_ssa_into_ssa): Remove.
584 * tree-phinodes.c (find_phi_node_for): Remove.
585 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
587 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
588 Remove calls to verify_dominators and
589 verify_loop_structure.
590 (tree_unswitch_single_loop): Call update_ssa.
591 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
594 (delete_tree_ssa): Assert that need_ssa_update_p returns
596 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
597 * tree-vectorizer.c (allocate_new_names, rename_def_op,
598 free_new_names): Remove. Update all users.
599 (rename_use_op): Call get_current_def.
600 (rename_variables_in_bb): Do not handle any real or
602 (slpeel_update_phis_for_duplicate_loop): Call
603 get_current_def and set_current_def instead of using
605 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
606 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
607 ssa_names_to_replace and delete_update_ssa.
608 * doc/invoke.texi: Document --param min-virtual-mappings
609 and --param virtual-mappings-ratio.
611 2005-04-22 Diego Novillo <dnovillo@redhat.com>
613 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
614 for newly created PHI nodes.
615 Call create_new_def_for for every new V_MAY_DEF and
616 V_MUST_DEF on the copied statement.
617 (struct ssa_name_map_entry): Remove.
618 (ssa_name_map_entry_hash): Remove.
619 (ssa_name_map_entry_eq): Remove.
620 (allocate_ssa_names): Remove.
621 (rewrite_to_new_ssa_names_def): Remove.
622 (rewrite_to_new_ssa_names_use): Remove.
623 (rewrite_to_new_ssa_names_bb): Remove.
624 (rewrite_to_new_ssa_names): Remove.
625 (tree_duplicate_sese_region): Remove variables ver,
626 definitions, phi, ssa_name_map and bi.
627 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
629 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
630 update_ssa instead of rewrite_ssa_into_ssa.
631 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
633 (find_uses_to_rename_use): Add argument 'need_phis'.
634 (find_uses_to_rename_stmt): Do not scan virtual operands.
635 (find_uses_to_rename): Only scan PHI nodes for
637 (rewrite_into_loop_closed_ssa): Call update_ssa.
638 (check_loop_closed_ssa_use): Ignore virtual operands.
639 (check_loop_closed_ssa_stmt): Likewise.
640 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
642 (rename_variables, set_phi_def_stmts): Remove.
643 (tree_duplicate_loop_to_header_edge): Reformat comment.
644 Remove variables BB, I and DEFINITIONS.
645 Call need_ssa_update_p.
647 (lv_adjust_loop_header_phi): Reformat comment.
648 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
649 (marked_for_rewrite_p, any_marked_for_rewrite_p,
650 mark_for_rewrite, unmark_all_for_rewrite,
651 marked_ssa_names): Remove. Update all users.
652 (release_ssa_name): If VAR has been registered for SSA
653 updating, do nothing.
654 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
655 (build_assert_expr_for): Call register_new_name_mapping.
656 (insert_range_assertions): Update call to update_ssa.
657 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
658 marked_for_rewrite_p, any_marked_for_rewrite_p,
659 marked_ssa_names): Remove.
661 2005-04-22 Jeff Law <law@redhat.com>
663 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
664 (restore_currdefs_to_original_value): Likewise.
665 (register_definitions_for_stmt): Likewise.
666 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
667 for each variable. Do not allocate/free block_defs_stack either.
668 Do not iterate if we just thread jumps. Only iterate if the
669 tree_cleanup_cfg does useful work (temporary).
670 (dom_opt_initialize_block): No longer push a marker on
672 (dom_opt_finalize_block): Removal call to restore currdefs.
673 Relax restrictions for recording edge equivalences.
674 (record_equivalences_from_phis): No longer need to track
676 (optimize_stmt): Similarly.
677 (thread_across_edge): Simplify by removing the requirement that
678 statements in the block we are threading through must be nops.
679 (initialize_hash_element): Handle GOTO_EXPR.
681 2005-04-22 David S. Miller <davem@davemloft.net>
683 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
685 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
686 fix check on CONST_DOUBLE mode. It should be VOIDmode
687 when it is representing an integer.
689 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
691 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
692 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
693 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
694 find_char_info_specifier_index,
695 find_length_info_modifier_index): Likewise.
696 * c-typeck.c (composite_type, pop_init_level): Likewise.
697 * combine.c (cant_combine_insn_p, try_combine): Likewise.
698 * cse.c (cse_insn): Likewise
699 * dominance.c (calc_dfs_tree): Likewise
700 dwarf2out.c (loc_descriptor_from_tree_1,
701 add_abstract_origin_attribute, force_decl_die,
702 force_type_die): Likewise
703 emit-rtl.c (operand_subword_force): Likewise
704 explow.c (hard_function_value): Likewise
705 expmed.c (store_bit_field, expand_divmod,
706 emit_store_flag_force): Likewise
707 expr.c (emit_move_multi_word, store_expr,
708 expand_expr_real_1): Likewise
709 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
710 output_operand): Likewise
711 flow.c (recompute_reg_usage): Likewise
712 * function.c (assign_stack_temp_for_type, assign_temp,
713 handle_epilogue_set): Likewise
714 * genextract.c (main): Likewise
715 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
716 gimplify_modify_expr_rhs, gimplify_expr): Likewise
717 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
718 ready_remove, rm_line_notes, rm_other_notes,
719 schedule_block): Likewise
720 mips-tfile.c (copy_object, out_of_bounds): Likewise
722 2005-04-22 David Edelsohn <edelsohn@gnu.org>
725 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
726 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
727 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
728 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
730 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
732 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
734 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
735 (gcc_tree_to_linear_expression): Convert to heap allocated
737 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
738 lbv_to_gcc_expression, lle_to_gcc_expression,
739 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
740 perfect_nestify): Likewise.
741 lambda.h (gcc_loopnest_to_lambda_loopnest,
742 lambda_loopnest_to_gcc_loopnest): Likewise.
743 tree-loop-linear.c (linear_transform_loops): Likewise.
745 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
747 * config/sparc/predicates.md (arith_double_operand): Use
748 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
749 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
750 (DImode, DFmode constant splitters): Likewise. Remove code for
751 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
752 (logical constant splitters): Use const_int_operand predicate.
753 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
754 HOST_BITS_PER_WIDE_INT < 64.
756 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
758 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
759 gcc_unreachable as appropriate.
760 (force_mode, emit_move_sequence, singlemove_string,
761 output_move_double, output_fp_move_double, find_addr_reg,
762 output_block_move, output_block_clear, output_and,
763 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
764 pa_adjust_cost, pa_issue_rate, print_operand,
765 output_global_address, output_arg_descriptor, output_cbranch,
766 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
767 output_call): Likewise.
768 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
769 prefetch, prefetch_cc, prefetch_nocc): Likewise.
771 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
773 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
774 _gcov_pow2_profiler and _gcov_one_value_profiler.
775 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
776 (GTFILES): Add $(srcdir)/tree-profile.c.
777 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
778 __gcov_one_value_profiler): Declare.
779 * gimplify.c (force_gimple_operand): Check whether the statements
780 should be produced in ssa form.
781 (force_gimple_operand_bsi): New function.
782 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
783 __gcov_one_value_profiler): New functions.
784 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
785 the profiled value is a power of two or not.
786 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
787 * tree-flow.h (in_ssa_p): Declare.
788 (force_gimple_operand_bsi): Declare.
789 * tree-into-ssa.c (in_ssa_p): New variable.
790 (rewrite_into_ssa): Set in_ssa_p.
791 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
792 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
793 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
794 tree_one_value_profiler_fn): New variables.
795 (tree_init_edge_profiler): Initialize the profiler function decls.
796 (tree_gen_edge_profiler): Use global gcov_type_node.
797 (prepare_instrumented_value): New function.
798 (tree_gen_interval_profiler, tree_gen_interval_profiler,
799 tree_gen_one_value_profiler): Call the library functions instead of
800 creating instrumentation code.
801 * tree.c (build_fn_decl): New function.
802 * tree.h (build_fn_decl): Declare.
803 * value-prof.c (rtl_divmod_values_to_profile,
804 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
805 tree_mod_pow2_value_transform, tree_find_values_to_profile):
806 Do not handle may_be_other and precise values of exponents at pow2
808 (tree_mod_subtract_transform): Reflect that value field of
809 histogram has changed meaning.
810 (tree_divmod_values_to_profile): Record the values correctly.
811 (tree_values_to_profile): Update comment.
812 * value-prof.h (struct histogram_value_t): Remove pow2 data.
814 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
816 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
819 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
821 * config/i386/i386.md (length_immediate): Use gcc_assert or
822 gcc_unreachable, as appropriate.
823 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
824 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
825 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
826 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
827 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
828 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
829 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
830 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
831 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
832 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
833 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
834 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
835 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
836 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
837 *prefetch_sse_rex): Likewise.
838 * config/i386/predicates.md (x86_64_immediate_operand,
839 x86_64_zext_immediate_operand, symbolic_operand,
840 no_seg_address_operand, aligned_operand,
841 memory_displacement_operand): Likewise.
842 * config/i386/sse.md (*mov<mode>_internal,
843 *movv2df_internal): Likewise.
845 2005-04-22 Jan Hubicka <jh@suse.cz>
847 * Makefile.in (ipa.o, ipa-inline.o): New files.
848 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
849 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
850 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
851 * cgraphunit.c (cgraph_default_inline_p,
852 cgraph_decide_inlining_incrementally, ncalls_inlined,
853 nfunctions_inlined, initial_insns, overall_insns,
854 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
855 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
856 cgraph_mark_inline, cgraph_check_inline_limits,
857 cgraph_default_inline_p, cgraph_recursive_inlining_p,
858 update_callee_keys, lookup_recursive_calls,
859 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
860 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
861 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
862 pass_ipa_inline): Move to ipa-inline.c
863 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
865 * ipa-inline.c: New file.
867 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
869 * doc/invoke.texi (SPARC options): Document that -mapp-regs
870 is turned off by default on Solaris.
872 2005-04-21 Roger Sayle <roger@eyesopen.com>
874 * c-common.h (objc_build_method_signature): Update prototype.
875 * stub-objc.c (objc_build_method_signature): Update the stub
876 implementation to accept and ignore additional parameter.
877 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
878 the value of ellipsis to objc_build_method_signature instead
879 of setting TREE_OVERFLOW on the parms TREE_LIST node.
881 2005-04-21 Geoffrey Keating <geoffk@apple.com>
883 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
884 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
885 gen_rtx_* not gen_rtx_fmt_*.
886 (rs6000_emit_vector_select): Likewise.
887 (rs6000_emit_sync): New.
888 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
889 (larx, stcx, cmp): New mode substitutions.
890 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
891 UNSPEC_ISYNC): New constants.
893 (memory_barrier, isync, lwsync): New insns.
894 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
895 (sync_lock_release<mode>): New expander.
896 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
897 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
898 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
899 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
900 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
901 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
902 (sync_add<mode>_internal, sync_addshort_internal,
903 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
904 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
905 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
907 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
908 is the memory before, not after, the operation. Clarify
909 barrier requirements.
911 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
913 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
914 * lambda.h (lambda_vector_min_nz): Likewise.
915 * langhooks.h (struct lang_hooks_for_types,
916 struct lang_hooks): Likewise.
917 * output.h (assemble_integer, this_is_asm_operands): Likewise.
920 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
922 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
923 comments to avoid 'abort'. Use gcc_assert as necessary.
924 * opts.c (common_handle_option): Likewise.
925 * pretty-print.c (pp_base_format_text): Likewise.
926 * print-rtl.c (print_rtx): Likewise.
927 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
928 * regmove.c (try_auto_increment): Likewise.
929 * reload.c (find_valid_class, find_reloads_toplev,
930 find_equiv_reg): Likewise.
931 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
932 merge_assigned_reloads): Likewise.
933 * tree-inline.c (inline_forbidden_p_1,
934 estimate_num_insns_1): Likewise.
935 * tree-optimize.c (execute_todo): Likewise.
936 * tree-outof-ssa.c (eliminate_phi): Likewise.
937 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
938 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
939 * tree-ssa-operands.c (parse_ssa_operands,
940 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
941 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
942 * tree-ssanames.c (release_ssa_name): Likewise.
943 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
944 walk_tree): Likewise.
946 * tree-ssa-operands.c (verify_abort): Fold into ..
947 (verify_imm_links): ... here.
949 2005-04-21 Richard Henderson <rth@redhat.com>
951 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
952 on non-memory operand for previous inversion.
954 2005-04-21 Devang Patel <dpatel@apple.com>
956 PR optimization/20994
957 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
958 x = !(a == b) : p , q;.
959 (pass_if_conversion): Verify stmts and flow.
961 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
963 * optabs.c (gen_conditional_trap): Restore #define.
965 * alias.c (true_dependence): Remove 'abort' from comments. Use
966 gcc_assert and gcc_unreachable as appropriate.
967 (canon_true_dependence): Likewise.
968 * bb-reorder.c (connect_traces): Likewise.
969 * c-common.c (c_add_case_label): Likewise.
970 * c-decl.c (finish_function): Likewise.
971 * caller-save.c (insert_restore, insert_save): Likewise.
972 * cfg.c (update_bb_profile_for_threading): Likewise.
973 * cfganal.c (flow_active_insn_p): Likewise.
974 * cfgexpand.c (add_reg_br_prob_note): Likewise.
975 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
976 cfg_layout_merge_blocks): Likewise.
977 * ifcvt.c (cond_exec_process_insns, merge_if_block,
978 find_if_block): Likewise.
979 * integrate.c (allocate_initial_values): Likewise.
980 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
981 swap_condition, unsigned_condition, signed_condition,
982 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
983 reg_or_subregno): Likewise.
984 * lambda-code.c (lambda_compute_auxillary_space,
985 lambda_transform_legal_p): Likewise.
986 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
987 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
988 lhd_incomplete_type_error, lhd_expand_expr,
989 lhd_types_compatible_p, lhd_tree_size): Likewise.
990 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
991 * local-alloc.c (update_equiv_regs): Likewise.
992 * loop-unroll.c (peel_loop_completely
993 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
994 peel_loop_simple, unroll_loop_stupid,
995 analyze_iv_to_split_insn): Likewise.
996 * loop.c (gen_prefetch, find_and_verify_loops,
997 basic_induction_var): Likewise.
998 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
999 * value-prof.c (tree_find_values_to_profile): Likewise.
1000 * varasm.c (named_section, default_assemble_integer,
1001 decode_addr_const): Likewise.
1003 2005-04-21 Alan Modra <amodra@bigpond.net.au>
1004 Fariborz Jahanian <fjahanian@apple.com>
1006 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
1007 portion of argument passed in fpr.
1008 * expr.c (emit_push_insn): Fix computation of 'offset' used to
1009 decide on partial argument save on stack.
1011 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1013 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
1016 2005-04-21 Jan Hubicka <jh@suse.cz>
1018 * cgraphunit.c: Include tree-pass.h
1019 (cgraph_decide_recursive_inlining,
1020 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
1021 cgraph_decide_inlining): Dump goes to dump_file.
1022 (cgraph_optimize): Call ipa passes instead of inliner.
1023 (cgraph_gate_inlining, pass_ipa_inline): New.
1024 * tree-optimize.c (all_ipa_passes): New static variable.
1025 (register_one_dump_file): Dead with IPA passes.
1026 (register_dump_files): Likewise.
1027 (init_tree_optimization_passes): Initialize IPA passes.
1028 (execute_todo): Do cgraph dump when asked to, do not dump function body
1030 * tree-pass.h (TODO_dump_cgraph): New macro.
1031 (ipa_passes): Declare.
1032 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
1034 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1036 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
1037 gcc_assert instead of abort.
1038 (classify_argument, examine_argument, construct_container,
1039 contains_128bit_aligned_vector_p, ix86_check_movabs,
1040 standard_80387_constant_opcode, standard_80387_constant_rtx,
1041 ix86_initial_elimination_offset, ix86_compute_frame_layout,
1042 pro_epilogue_adjust_stack, ix86_expand_epilogue,
1043 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
1044 legitimize_tls_address, output_pic_addr_const,
1045 i386_output_dwarf_dtprel, put_condition_code, print_reg,
1046 get_some_local_dynamic_name, print_operand, print_operand_address,
1047 output_387_binary_op, emit_i387_cw_initialization,
1048 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
1049 ix86_expand_clear, ix86_expand_binary_operator,
1050 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
1051 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
1052 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
1053 ix86_expand_branch, ix86_expand_setcc,
1054 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
1055 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
1056 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
1057 memory_address_length, ix86_attr_length_immediate_default,
1058 ix86_attr_length_address_default, ix86_agi_dependant,
1059 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
1060 ix86_expand_binop_builtin, ix86_force_to_memory,
1061 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
1062 x86_emit_floatuns): Likewise.
1063 * config/i386/netware.c (gen_regparm_prefix,
1064 i386_nlm_strip_name_encoding): Likewise.
1065 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
1067 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1069 * optabs.c (gen_condiational_trap): Remove #define.
1070 (add_equal_note): Assertify. Remove explicit indirection from
1071 call via function pointer.
1072 (expand_ternary_op, expand_simple_binop, expand_binop,
1073 expand_twoval_unop, expand_twoval_binop,
1074 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
1075 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
1076 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
1077 prepare_float_lib_cmp, emit_conditional_move,
1078 emit_conditional_add, gen_add2_insn, gen_add3_insn,
1079 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
1080 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
1081 vector_compare_rtx, expand_vec_cond_expr): Likewise.
1083 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1085 * vec.h: Update API to separate allocation mechanism from type.
1086 (VEC_safe_grow): New.
1087 * vec.c (calculate_allocation): New.
1088 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
1089 (vec_gc_free, vec_heap_free): Remove.
1090 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
1092 (mangle_macro_name): New.
1093 (struct macro_def): New.
1094 (struct macro): Add multiple argument values.
1095 (macro_expans_end): New.
1096 (push_macro_expansion): Chain on new macro. Process multiple
1097 args, create follow on expansion. Return follow on argument.
1098 (macro_input): Deal with multiple arguments.
1100 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
1101 (struct tree_binfo): Adjust.
1102 * basic-block.h: Define VEC(edge,gc).
1103 (struct edge_def): Adjust.
1104 (struct basic_block_def, struct edge_iterator): Likewise.
1105 (ei_container, ei_start_1, ei_last_1): Likewise.
1106 * cfg.c (connect_src, connect_dest): Likewise.
1107 * cfgrtl.c (force_nonfallthru_and_redirect)
1108 * dbxout.c (dbxout_type)
1109 * dwarf2out.c (gen_member_die)
1110 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
1111 (gcc_tree_to_linear_expression): Adjust.
1112 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1113 lbv_to_gcc_expression, lle_to_gcc_expression,
1114 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1115 perfect_nestify): Likewise.
1116 * lambda.h (gcc_loopnest_to_lambda_loopnest,
1117 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
1118 * profile.c (instrument_values): Adjust.
1119 * tree-cfg.c (modified_noreturn_calls): Adjust.
1120 (remove_fallthru_edge): Likewise.
1121 * tree-dump.c (dequeue_and_dump): Adjust.
1122 * tree-flow-inline.h (mark_stmt_modified): Adjust.
1123 * tree-flow.h (modified_noreturn_calls): Adjust.
1124 (tree_on_heap): Remove. (yay!)
1125 (register_new_def): Adjust.
1126 * tree-into-ssa.c: Define VEC(int,heap).
1127 (block_defs_stack): Adjust.
1128 (find_idf, insert_phi_nodes, register_new_def,
1129 rewrite_initialize_block, rewrite_finalize_block,
1130 register_new_update_single, rewrite_update_init_block,
1131 rewrite_update_fini_block, rewrite_blocks,
1132 ssa_rewrite_finalize_block, ssa_register_new_def,
1133 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
1134 * tree-loop-linear.c (linear_transform_loops): Adjust.
1135 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
1136 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
1137 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
1138 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
1139 vrp_variables_stack): Adjust declarations.
1140 (tree_ssa_dominator_optimize): Adjust.
1141 (dom_opt_initialize_block, remove_local_expressions_from_table,
1142 restore_nonzero_vars_to_original_value,
1143 restore_vars_to_original_value,
1144 restore_currdefs_to_original_value, dom_opt_finalize_block,
1145 record_var_is_nonzero, record_cond, record_const_or_copy_1,
1146 optimize_stmt, update_rhs_and_lookup_avail_expr,
1147 lookup_avail_expr, record_range): Likewise.
1148 * tree-ssa-pre.c: Define VEC(basic_block,heap).
1149 (compute_antic_aux): Adjust.
1150 (inserted_exprs, create_expression_by_pieces,
1151 insert_into_preds_of_block, eliminate, mark_operand_necessary,
1152 remove_dead_inserted_code, fini_pre): Likewise.
1153 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
1154 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
1155 ssa_prop_init): Likewise.
1156 * tree-ssa.c: Define VEC(bitmap,heap).
1157 (verify_name_tags): Adjust.
1158 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
1159 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
1160 tree_divmod_values_to_profile, tree_find_values_to_profile,
1161 value_profile_transformations): Likewise.
1162 * value-prof.h: Define VEC(histogram_value,heap).
1163 * varasm.c: Remove alias_pair pointer typedef, define
1165 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
1167 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
1168 not a pointer to it. Create an object vector.
1169 (extern_symbols): Turn into an object vector.
1170 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
1172 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
1175 * Makefile.in (tree-chrec.o): Depend on params.h.
1176 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
1178 * tree-chrec.c: Depend on params.h. Replace build with buildN,
1179 and fold build with fold_buildN.
1180 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
1181 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1182 (tree_contains_chrecs): Compute an estimation of the size of the
1184 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
1185 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
1186 * tree-scalar-evolution.c (simple_iv): Ditto.
1187 * doc/invoke.texi (scev-max-expr-size): Documented.
1189 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
1191 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
1192 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
1193 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
1194 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
1195 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
1196 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
1197 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
1198 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
1199 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
1200 (darwin_fix_and_continue_switch): Delete.
1201 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
1202 (SUBTARGET_SWITCHES): Delete.
1203 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
1204 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
1205 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
1206 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
1207 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
1208 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
1209 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
1210 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
1211 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
1212 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
1213 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
1214 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
1215 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
1216 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
1217 (TARGET_64BIT): Undef before redefining.
1218 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
1219 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
1220 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
1221 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
1222 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
1223 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
1224 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
1225 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1226 (ix86_debug_arg_string, ix86_debug_addr_string)
1227 (ix86_align_loops_string, ix86_align_jumps_string)
1228 (ix86_align_funcs_string): Delete.
1229 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
1230 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
1231 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
1232 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
1233 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
1234 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
1235 (SUBTARGET_SWITCHES): Delete.
1236 * config/i386/i386.c (ix86_debug_arg_string): Delete.
1237 (ix86_debug_addr_string): Delete.
1238 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
1239 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
1240 (ix86_align_loops_string, ix86_align_jumps_string)
1241 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1242 (ix86_align_funcs_string): Make static.
1243 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1244 (ix86_handle_option): New function.
1245 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
1246 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
1247 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
1248 of darwin_fix_and_continue_switch.
1249 (darwin_one_byte_bool): Delete.
1250 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1251 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
1252 to darwin_one_byte_bool.
1253 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
1254 * config/i386/djgpp.opt, config/i386/i386.opt,
1255 * config/i386/sco5.opt: New files.
1257 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1259 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
1260 fp_zero_operand, fp_register_operand, intreg_operand,
1261 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
1262 call_operand, call_operand_address, tgd_symbolic_operand,
1263 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
1264 symbolic_operand, symbolic_memory_operand, label_ref_operand,
1265 sp64_medium_pic_operand, data_segment_operand,
1266 text_segment_operand, splittable_symbolic_memory_operand,
1267 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
1268 eq_or_neq, normal_comp_operator, noov_compare_op,
1269 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
1270 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
1271 const64_operand, const64_high_operand, arith11_operand,
1272 arith10_operand, arith_double_operand, arith_double_4096_operand,
1273 arith_double_add_operand, arith11_double_operand,
1274 arith10_double_operand, small_int, small_int_or_double,
1275 uns_small_int, uns_arith_operand, clobbered_register,
1276 input_operand, compare_operand): Delete.
1277 (sparc_emit_set_const32): Use predicates in assertion. Remove special
1278 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
1279 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
1280 (GEN_HIGHINT64, GEN_INT64): Delete.
1281 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
1282 gen_safe_XOR64): Adjust for above deletion.
1283 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
1284 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
1285 (legitimate_constant_p): Use const_zero_operand instead.
1286 (sparc_extra_constraint_check): Likewise.
1287 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
1288 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
1289 (PREDICATE_CODES): Delete.
1290 * config/sparc/sparc.md: Include predicates.md.
1291 (All patterns): Adjust for new predicate names.
1292 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
1293 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
1294 (movdi): Use general_operand predicate.
1295 (movdi_sp64_dbl): Delete.
1296 (movdi_const64_special): Add 'N' constraint.
1297 (movdicc): Use arith10_operand predicate.
1298 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
1299 (movdi_cc_reg_sp64): Use arith10_operand predicate.
1300 (movdi_cc_reg_sp64_trunc): Delete.
1301 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
1302 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
1303 (subdi3_sp32): Delete.
1304 (subdi3_insn_sp32): Change to define_insn_and_split.
1305 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
1306 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
1307 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
1308 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
1309 small_int_operand predicate.
1310 (divdi3, udivdi3): Use arith_operand predicate.
1311 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
1312 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
1313 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
1314 (xordi3_sp64_dbl): Delete.
1315 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
1316 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
1317 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
1318 cmp_ccx_set_not): Use arith_operand predicate.
1319 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
1320 * config/sparc/predicates.md: New file.
1322 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1324 PR tree-optimization/14846
1325 * fold-const.c (fold_single_bit_test_into_sign_test): New,
1327 (fold_single_bit_test): ... here.
1328 (fold_binary): Call fold_single_bit_test_into_sign_test
1329 instead of fold_single_bit_test.
1331 2005-04-20 James E Wilson <wilson@specifixinc.com>
1334 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
1335 is another declaration.
1337 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
1339 * config/cris/predicates.md: New file.
1340 * config/cris/cris-protos.h (cris_store_multiple_op_p)
1341 (cris_movem_load_rest_p): Declare.
1342 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
1343 (cris_movem_load_rest_p): Ditto. Globalize.
1344 (cris_bdap_operand, cris_bdap_biap_operand,
1345 cris_orthogonal_operator, cris_commutative_orth_op,
1346 cris_operand_extend_operator,
1347 cris_additive_operand_extend_operator, cris_extend_operator,
1348 cris_plus_or_bound_operator, cris_mem_op,
1349 cris_general_operand_or_symbol,
1350 cris_general_operand_or_gotless_symbol,
1351 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
1352 cris_load_multiple_op): Remove predicate functions.
1353 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
1354 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
1355 * config/cris/cris.h (PREDICATE_CODES): Don't define.
1356 * config/cris/cris.md: Include predicates.md.
1357 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
1359 2005-04-20 Ian Lance Taylor <ian@airs.com>
1361 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
1362 * c-common.h (STMT_EXPR_STMT): Don't define.
1363 (STMT_EXPR_NO_SCOPE): Don't define.
1364 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
1365 * c-pretty-print.c (pp_c_primary_expression): Likewise.
1366 (pp_c_expression): Likewise.
1368 2005-04-20 Richard Henderson <rth@redhat.com>
1371 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1373 2005-04-20 Jeff Law <law@redhat.com>
1375 * reload1.c (reload): Ignore equivalences between pseudos and
1378 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1381 * c-tree.h (struct c_label_list): Update comment.
1382 (struct c_label_context): Rename to struct c_label_context_se.
1383 (label_context_stack): Rename to label_context_stack_se.
1384 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1385 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1386 c_end_vm_scope): New.
1387 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1388 * c-decl.c (pop_scope): Call c_end_vm_scope.
1389 (pushdecl): Call c_begin_vm_scope for variably modified
1391 (define_label): Check for jumping into scope of identifier with
1392 variably modified type. Push label on stack for those defined at
1393 current context of identifiers with variably modified type.
1394 (start_function): Create stack level for context of identifiers
1395 with variably modified type.
1396 (finish_function): Pop stack level for context of identifiers with
1397 variably modified type.
1398 * c-typeck.c (label_context_stack): Rename to
1399 label_context_stack_se.
1400 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1401 (c_finish_goto_label): Check for jumping into scope of identifier
1402 with variably modified type. Push label on stack for those jumped
1403 to from current context of identifiers with variably modified
1405 (struct c_switch): Add blocked_vm.
1406 (c_start_case): Initialize blocked_vm.
1407 (do_case): Check blocked_vm.
1408 (c_finish_case): Add comment.
1409 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1410 variable label_context_stack.
1412 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1414 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1415 conditional_replacement, value_replacement, abs_replacement,
1417 (replace_phi_edge_with_variable): Remove argument BB.
1418 (conditional_replacement, value_replacement,
1419 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1420 Update a call to replace_phi_edge_with_variable.
1422 * tree-ssa-phiopt.c: Fix comments.
1424 2005-04-20 Michael Matz <matz@suse.de>
1427 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1430 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1432 * tree-ssa-phiopt.c: Fix comment typos.
1434 PR tree-optimization/21116
1435 * tree-ssa-phiopt.c: Fix a typo.
1437 2005-04-19 Richard Henderson <rth@redhat.com>
1439 * builtins.c (expand_builtin_sync_operation): Revert last change.
1440 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1442 (expand_compare_and_swap_loop): Likewise.
1443 (expand_sync_operation): Remove fallback from NAND to AND; invert
1444 memory operand when expanding from cmpxchg.
1445 (expand_sync_fetch_operation): Likewise.
1446 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1449 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1450 when implementing NAND. Fix double-add for AFTER.
1451 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1452 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1453 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1455 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1458 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1459 to return old memory value.
1460 (sync_compare_and_swap_cc<IMODE>): Likewise.
1462 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1463 return pre-reload. Don't consider output or anti dependencies.
1464 * config/ia64/sync.md (IMODE): New.
1465 (modesuffix): Add QI and HI.
1466 (memory_barrier): Simplify expansion.
1467 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1468 (cmpxchg_acq_<IMODE>): Likewise.
1469 (sync_lock_test_and_set<IMODE>): Likewise.
1470 (sync_lock_release<IMODE>): Likewise.
1472 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1474 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1477 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1479 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1481 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1482 Joseph S. Myers <joseph@codesourcery.com>
1484 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1485 * c-typeck.c (build_c_cast): Check these options.
1486 * doc/invoke.texi: Document these options.
1488 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1490 * tree-ssa-phiopt.c: Update a comment about the pass.
1492 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1494 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1495 config/mcore/mcore.c: Fix comment typos.
1497 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1499 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1500 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1502 2005-04-19 Paul Brook <paul@codesourcery.com>
1504 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1506 2005-04-19 Andrew Haley <aph@redhat.com>
1509 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1510 looking at a field's bitpos.
1512 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1514 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1515 libiberty functions.
1517 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1519 PR tree-optimization/21096
1520 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1522 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1525 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1526 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1528 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1530 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1531 refers to the function being dumped.
1533 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1535 * varasm.c (assemble_start_function): Remove reset of in_section.
1537 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1539 PR tree-optimization/21085
1540 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1543 2005-04-19 Ben Elliston <bje@au.ibm.com>
1545 * doc/invoke.texi (Optimize Options): Refer to the correct
1546 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1548 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1550 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1551 alloca argument to be big enough.
1553 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1556 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1559 2005-04-18 Tom Tromey <tromey@redhat.com>
1561 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1564 2005-04-18 Richard Henderson <rth@redhat.com>
1566 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1567 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1568 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1569 * config/alpha/alpha-protos.h: Update.
1570 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1571 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1572 (attr type): Add ld_l, st_c, mb.
1573 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1574 iornotsi3, xorsi_internal, xornotsi3): New.
1575 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1576 (ev4_ist_c, ev4_mb): New.
1577 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1579 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1580 (ev6_ist): Add st_c.
1582 * config/alpha/sync.md: New file.
1584 2005-04-18 Richard Henderson <rth@redhat.com>
1586 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1589 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1591 2005-04-18 Devang Patel <dpatel@apple.com>
1593 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1595 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1597 PR tree-optimization/20922
1598 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1599 Fold X + c >= X and fold X - c <= X to true.
1601 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1603 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1605 (emergency_labeled_state_free): Likewise.
1607 2005-04-18 Nick Clifton <nickc@redhat.com>
1609 * config/h8300/h8300.md (jump): Remove prescan parameter from
1610 calls to final_scan_insn.
1612 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1613 parameter from calls to final_scan_insn.
1615 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1617 (v850e, v850e1): Use the v850.opt file for target specific
1620 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1622 PR tree-optimization/21001
1623 * tree-optimize.c (init_tree_optimization_passes): Move the
1624 first pass_forwprop immediately before pass_vrp.
1626 2005-04-17 Ian Lance Taylor <ian@airs.com>
1628 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1629 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1630 from enum tree_code op to bool is_sizeof.
1631 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1632 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1633 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1635 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1637 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1640 2005-04-17 Ian Lance Taylor <ian@airs.com>
1642 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1644 2005-04-17 Richard Henderson <rth@redhat.com>
1646 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1648 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1649 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1650 of indirection through ssa names while looking for the gpr counter
1652 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1653 saved va_list_gpr_size and va_list_fpr_size.
1655 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1657 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1658 both pointers or both integers.
1660 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1661 ASSERT_EXPRs for single-use variable.
1663 * tree-into-ssa.c: Fix a comment typo.
1665 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1667 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1668 -mipsN before forcing a default of -mips2.
1670 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1672 * predict.h (IS_TAKEN): Remove.
1673 * rtl.h (NOTE_PREDICTION): Likewise.
1675 * modulo-sched.c (CFG_HOOKS): Remove.
1677 * c-parser.c (N_C_TTYPES): Remove.
1679 * tree-flow-inline.h (get_stmt_operands): Remove.
1680 * lambda-code.c, tree-ssa-loop-unswitch.c,
1681 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1682 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1683 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1684 calls to get_stmt_operands.
1685 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1687 2005-04-17 Richard Henderson <rth@redhat.com>
1690 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1691 of CUMULATIVE_ARGS past the last named argument.
1692 (alpha_va_start): Expect pretend_args_size only if strictly less than
1695 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1698 * builtins.c (expand_builtin_strcat): Convert the result of
1699 strlen to the right type.
1700 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1701 avoid creating type mismatches.
1702 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1705 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1707 2005-04-16 Richard Henderson <rth@redhat.com>
1710 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1711 Use the mode of boolean_type_node when the user doesn't provide one.
1712 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1714 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1717 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1720 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1723 2005-04-16 Roger Sayle <roger@eyesopen.com>
1724 Steven Bosscher <stevenb@suse.de>
1726 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1727 (fold_unary_to_constant): Likewise.
1729 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1731 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1734 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1736 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1737 names related to target triplets.
1738 Remove i?86-*-esix from platform directory.
1739 Remove powerpc-*-eabiaix from platform directory.
1741 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1744 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1745 falling through from SUBREG case to REG.
1747 2005-04-15 Roger Sayle <roger@eyesopen.com>
1749 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1750 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1751 (fold_binary_to_constant): Simplify using fold_binary.
1752 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1754 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1756 * gthr-posix.c (pthread_cancel): Define.
1757 (pthread_mutexattr_init): Likewise.
1758 (pthread_mutexattr_settype): Likewise.
1759 (pthread_mutexattr_destroy): Likewise.
1761 2005-04-15 David S. Miller <davem@davemloft.net>
1764 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1766 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1768 PR tree-optimization/21031
1769 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1770 (forward_propagate_into_cond_1): Call it. Forward propagate
1771 integer-integer casts into COND_EXPRs.
1773 2005-04-15 Dave Korn <dave.korn@artimi.com>
1775 * gcc.c (default_compilers): Clarify obscure error message when
1776 reading from standard input.
1778 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1780 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1781 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1783 * tree-ssa-alias.c (init_alias_info): Remove a call to
1786 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1788 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1789 of non-virtual PHI nodes like we use to.
1791 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1793 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1794 (attr_copy_rtx): Do not use it.
1796 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1798 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1800 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1802 * tree-vect-transform.c (vectorizable_store): Mark necessary
1803 objects in the vectorized store needing renaming. Update the
1804 SSA graph for V_MAY_DEF operands in the original store.
1806 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1808 * tree-ssa-pre.c (compute_avail): It's okay to have
1809 TREE_INVARIANT's here, and value number the resulting expressions.
1810 (create_expression_by_pieces): Make sure operands that were
1811 min_invariant when we started, stay that way.
1813 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1815 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1817 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1819 PR tree-optimization/20936.
1820 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1822 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1824 * doc/invoke.texi: Fix typos.
1825 * doc/md.texi: Likewise.
1826 * doc/rtl.texi: Likewise.
1827 * doc/sourcebuild.texi: Likewise.
1828 * doc/tm.texi: Likewise.
1830 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1832 PR tree-optimization/21004
1833 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1834 and floorl in c99 mode only.
1835 * builtins.c (expand_builtin_int_roundingfn): Assert that
1836 fallback_fndecl is not NULL_TREE.
1838 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1840 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1841 * basic-block.h: Update the prototype for
1842 purge_all_dead_edges.
1843 * cfgexpand.c (tree_expand_cfg): Update a call to
1844 purge_all_dead_edges.
1845 * combine.c (combine_instructions): Likewise.
1846 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1847 rest_of_handle_cse2, rest_of_handle_gcse,
1848 rest_of_handle_postreload): likewise.
1850 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1853 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1854 e.g. cv-qualification conversions.
1856 2005-04-14 Mike Stump <mrs@apple.com>
1858 * config/darwin-c.c (framework_construct_pathname): We must
1859 find all headers of a framework in the first instance of it
1860 found in the seach path.
1862 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1864 PR tree-optimization/21021
1865 * tree-vrp.c (compare_values): Work around a bug in the front
1866 end that produces a comparison of mismatched types.
1868 2004-04-14 Richard Henderson <rth@redhat.com>
1870 * config/ia64/ia64.h (enum fetchop_code): Remove.
1871 (enum ia64_builtins): Move ...
1872 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1873 members except BSP and FLUSHRS.
1874 (ia64_init_builtins): Remove __sync builtins.
1875 (ia64_expand_builtin): Likewise.
1876 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1877 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1878 (ia64_expand_lock_release): Remove.
1879 * config/ia64/ia64.md (mf): Move to sync.md.
1880 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1881 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1882 * config/ia64/sync.md: New file.
1883 (memory_barrier): Rename from mf.
1884 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1885 (cmpxchg_acq_<I48MODE>): Likewise.
1886 (sync_lock_test_and_set<I48MODE>): Likewise.
1888 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1889 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1891 2004-04-14 Richard Henderson <rth@redhat.com>
1893 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1894 (ix86_compare_emitted): New.
1895 (ix86_expand_compare): Use ix86_compare_emitted if set.
1896 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1897 and ix86_compare_op0 are set.
1898 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1899 (TARGET_CMPXCHG, TARGET_XADD): New.
1900 (ix86_compare_emitted): Declare.
1901 * config/i386/i386.md: Include sync.md
1902 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1903 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1904 * config/i386/sync.md: New file.
1906 2004-04-14 Richard Henderson <rth@redhat.com>
1909 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1910 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1911 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1912 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1913 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1914 BT_FN_I8_VPTR_I8_I8): New.
1915 * builtins.def (DEF_SYNC_BUILTIN): New.
1916 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1917 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1918 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1919 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1920 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1921 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1922 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1923 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1924 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1925 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1926 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1927 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1928 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1929 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1930 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1931 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1932 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1933 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1934 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1935 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1936 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1937 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1938 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1939 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1940 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1941 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1942 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1943 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1944 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1945 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1946 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1947 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1948 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1949 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1950 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1951 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1952 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1953 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1954 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1955 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1956 BUILT_IN_SYNCHRONIZE: New.
1957 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1958 as a function. Accept __sync_ as a prefix as well.
1959 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1960 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1961 expand_builtin_lock_release): New.
1962 (expand_builtin): Call them.
1963 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1964 neither BOTH_P nor FALLBACK_P are defined.
1965 (builtin_type_for_size): New.
1966 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1967 (resolve_overloaded_builtin): New.
1968 * c-common.h (resolve_overloaded_builtin): Declare.
1969 (builtin_type_for_size): Declare.
1970 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1971 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1972 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1973 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1974 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1975 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1976 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1977 sync_compare_and_swap_cc, sync_lock_test_and_set,
1978 sync_lock_release): New.
1979 * optabs.h: Declare them.
1980 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1981 expand_sync_operation, expand_sync_fetch_operation,
1982 expand_sync_lock_test_and_set): Declare.
1983 * genopinit.c (optabs): Add sync optabs.
1984 * optabs.c (init_optabs): Initialize sync optabs.
1985 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1986 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1987 expand_sync_operation, expand_sync_fetch_operation,
1988 expand_sync_lock_test_and_set): New.
1989 * doc/extend.texi (Atomic Builtins): New section
1990 * doc/md.texi (Standard Names): Add sync patterns.
1992 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1994 * tree-eh.c (lower_try_finally_copy): Generate new code in
1995 response to goto_queue entries as if the queue was sorted by
1996 index, not pointers.
1997 (lower_try_finally_switch): Likewise.
1999 2005-04-14 Richard Henderson <rth@redhat.com>
2001 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
2002 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
2004 (ix86_expand_fp_movcc): Update to match.
2005 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
2006 * config/i386/i386-protos.h: Update.
2007 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
2008 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
2010 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
2012 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
2015 2005-04-14 Julian Brown <julian@codesourcery.com>
2017 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
2018 link failures on ppc64 Linux.
2020 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
2022 * config.gcc: Set cpu_type for s390.
2024 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2026 Fix PR tree-optimization/20963
2027 * tree-ssa-pre.c (compute_avail): Remove special case for
2029 (create_expression_by_pieces): Add value numbers for forced out
2032 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
2034 * config/cris/cris.md: Replace references to (reg:SI 16) with
2035 (reg:SI CRIS_SRP_REGNUM).
2037 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2039 PR tree-optimization/20657
2040 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
2041 create an appropriate range from it.
2043 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2045 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
2046 <UNSPEC_FIST_CEIL> case.
2048 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
2049 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
2050 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
2051 to implement lfloor and llfloor built-ins as x87 intrinsic function.
2052 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
2053 (lfloor<mode>2): New expanders.
2054 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
2055 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
2056 to implement lceil and llceil built-ins as x87 intrinsic function.
2057 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
2058 (lceil<mode>2): New expanders.
2060 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2062 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
2063 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
2065 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
2068 * config/s390/s390-modes.def: Define TFmode.
2070 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
2072 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
2073 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2074 * config/mips/mips.c (mips16_insn_length): Remove reference to
2075 JUMP_TABLES_IN_TEXT_SECTION.
2077 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
2079 * simplify-rtx.c (simplify_binary_operation_1): Return
2080 scalar or vector of constant 0, depending on the xor's
2083 2005-04-13 Dale Johannesen <dalej@apple.com>
2085 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
2086 (objc-act.o): Ditto.
2087 * objc/objc-act.c (objc_gimplify_expr): New.
2088 (objc_get_callee_fndecl): New.
2089 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
2090 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
2091 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2093 2005-04-13 Devang Patel <dpatel@apple.com>
2095 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
2098 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
2100 CRIS prologue as RTL.
2101 * config/cris/cris-protos.h (cris_emit_movem_store)
2102 (cris_expand_prologue): Prototype.
2103 * config/cris/cris.c (struct machine_function): New member
2105 (cfa_label_num, cris_target_asm_function_prologue): Remove.
2106 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
2107 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
2108 (cris_load_multiple_op, cris_return_address_on_stack)
2109 (cris_return_address_on_stack_for_return): ISO-Cify.
2110 (cris_store_multiple_op): New predicate function.
2111 (cris_expand_prologue, cris_emit_movem_store): New functions.
2112 (cris_print_operand) <case 'O'>: Handle modifications other than
2114 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
2115 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
2116 (cris_gen_movem_load): Rearrange slightly to make local variable
2117 src a parameter, removing osrc.
2118 (cris_setup_incoming_varargs): Set machine_function member
2119 stdarg_regs to correspond to the number of registers that need to
2121 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
2123 (PREDICATE_CODES): Add cris_store_multiple_op. Make
2124 cris_general_operand_or_gotless_symbol accept UNSPEC.
2125 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
2126 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
2127 ("*cris_store_multiple"): New pattern. Tweak common comment above
2128 this and "*cris_load_multiple".
2129 ("prologue"): New define_expand.
2131 * config/cris/cris.md ("epilogue"): Conditionalize on
2132 TARGET_PROLOGUE_EPILOGUE.
2134 2005-04-13 Steve Ellcey <sje@cup.hp.com>
2137 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
2138 fpsr 0 instead of fpsr 1.
2139 (divsf3_internal_thr): Ditto.
2140 (divdf3_internal_lat): Ditto.
2141 (divdf3_internal_thr): Ditto.
2142 (divxf3_internal_lat): Ditto.
2143 (divxf3_internal_thr): Ditto.
2145 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2147 PR tree-optimization/20913
2148 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
2150 PR tree-optimization/20702
2151 * tree-vrp.c (maybe_add_assert_expr): Recurse into
2152 dominator children that haven't been walked into.
2154 2005-04-13 Julian Brown <julian@codesourcery.com>
2156 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
2157 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
2160 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2162 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
2163 config/i386/sse.md: Fix comment typos.
2165 * genattrtab.c (NULL_ATTR): Remove.
2166 * ifcvt.c (NULL_EDGE): Likewise.
2168 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
2170 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
2171 NOTE_PREDICT): Remove.
2173 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2175 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
2176 * configure: Regenerate.
2177 * config.in: Likewise.
2178 * system.h: Declare vsnprintf if not already declared.
2180 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2182 * optc-gen.awk: Handle stand-alone Mask records.
2183 * opth-gen.awk: Likewise.
2184 * doc/options.texi (Option file format): Document them.
2185 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
2186 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
2187 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
2188 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
2189 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
2190 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
2191 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
2192 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
2193 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
2194 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
2195 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
2196 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
2197 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
2198 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
2199 TARGET_LONG_DOUBLE_128): Likewise.
2200 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
2201 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
2202 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
2203 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
2204 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
2205 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
2206 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
2207 * config/sparc/sparc.c (fpu_option_set): New global.
2208 (sparc_handle_option): New function.
2209 (sparc_override_options): Test fpu_option_set.
2210 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
2211 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
2212 * config/sparc/sparc.opt: New file.
2213 * config/sparc/little-endian.opt: Likewise.
2214 * config/sparc/long-double-switch.opt: Likewise.
2216 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
2218 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
2219 (bfin_handle_options): Set it if -mshared-library-id= is seen.
2220 * config/bfin/bfin.opt (mshared-library-id=): Lose
2221 Var(bfin_lib_id_given).
2223 2005-04-13 Matt Thomas <matt@3am-software.com>
2225 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
2228 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2230 * rtl.h (CLEAR_RTX_FLAGS): Remove.
2232 * cgraphunit.c (INSNS_PER_CALL): Remove.
2234 * tree-ssa-forwprop.c (vars,
2235 record_single_argument_cond_exprs,
2236 substitute_single_use_vars): Remove.
2237 (forward_propagate_into_cond_1, forward_propagate_into_cond):
2239 (tree_ssa_forward_propagate_single_use_vars): Call
2240 forward_propagate_into_cond for each COND_EXPR.
2242 * tree-inline.c (INSNS_PER_STMT): Remove.
2244 2005-04-12 Richard Henderson <rth@redhat.com>
2246 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
2247 (ix86_expand_sse_fp_minmax): ... from ...
2248 (ix86_expand_fp_movcc): ... here.
2249 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
2250 * config/i386/i386-protos.h: Update.
2251 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
2252 (sse_setccsf, sse_setccdf): Allow before reload.
2253 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
2254 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
2255 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
2256 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
2257 (anddf3, nanddf3, iordf3, xordf3): New.
2259 2005-04-12 Jeff Law <law@redhat.com>
2261 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
2262 (tree-ssa-uncprop.o): Add dependencies.
2263 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
2264 * tree-flow.h (remove_useless_stmts): Remove prototype.
2265 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2266 remove_useless_stmts.
2267 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
2268 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
2269 * tree-pass.h (pass_uncprop): Declare.
2270 * tree-ssa-uncprop.c: New file.
2272 2005-04-12 James E. Wilson <wilson@specifixinc.com>
2275 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
2277 2005-04-12 Caroline Tice <ctice@apple.com>
2279 Temporary fix for partitioning problems.
2280 * passes.c (rest_of_handle_final): Remove code that
2281 frees unlikely_text_section_name,
2282 * varasm.c (assemble_start_function): Test for partitioning
2283 flag before writing out section labels.
2284 (assemble_end_function): Test for partitioning flag before
2285 writing out section labels.
2287 2005-04-12 Steven Bosscher <stevenb@suse.de>
2288 Stuart Hastings <stuart@apple.com>
2289 Jan Hubicka <jh@suse.cz>
2291 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
2292 references to gt-tree-cfg.h.
2293 * basic-block.h (struct basic_block_def): Don't skip rbi
2294 for garbage collection.
2295 (struct reorder_block_def): Make GTY-able.
2296 (struct control_flow_graph): New structure.
2297 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
2298 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
2299 but instead defines to the control_flow_graph for cfun.
2300 (label_to_block_map): New define, points to the label map of
2301 the control_flow_graph for cfun.
2302 (n_edges_for_function, n_basic_blocks_for_function,
2303 last_basic_block_for_function, basic_block_info_for_function,
2304 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
2305 basic_block_info_for_function, label_to_block_map_for_function):
2306 Counterparts for the above, taking a struct function as an extra
2308 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
2309 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
2310 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
2311 (alloc_rbi_pool, free_rbi_pool): Remove.
2312 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
2313 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
2315 (cfg_layout_finalize) ... and don't free it here.
2316 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
2318 * flow.c (free_basic_block_vars): Set label_to_block_map and
2319 n_edges to zero too.
2320 * function.h (struct function): Add cfg field.
2321 * function.c (allocate_struct_function): Allocate the cfg.
2322 * tree-cfg.c (label_to_block_map): Remove.
2323 (build_tree_cfg): Don't allocate the rbi pool here...
2324 (delete_tree_cfg_annotations): ...and don't free it here.
2325 Also don't nullify label_to_block_map for cfun.
2327 2005-04-12 Caroline Tice <ctice@apple.com>
2329 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2330 Revert my patch from April 9.
2331 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
2332 (reorder_basic_blocks): Revert my patch from April 9.
2333 (insert_section_boundary_note): Revert my patch from April 9.
2334 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
2335 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
2336 (COLD_END_LABEL): Revert my patch from April 9.
2337 (cold_text_section_label): Revert my patch from April 9.
2338 (cold_end_label): Revert my patch from April 9.
2339 (dwarf2out_switch_text_section): Revert my patch from April 9.
2340 (output_aranges): Revert my patch from April 9.
2341 (output_ranges): Revert my patch from April 9.
2342 (output_line_info): Revert my patch from April 9.
2343 (add_location_or_const_value_attribute): Revert my patch from April 9.
2344 (dwarf2out_var_location): Revert my patch from April 9.
2345 (dwarf2out_init): Revert my patch from April 9.
2346 (dwarf2out_finish): Revert my patch from April 9.
2347 * function.h (struct function): Revert my patch from April 9.
2348 * opts.c (decode_options): Revert my patch from April 9.
2349 * output.h (unlikely_section_label, hot_section_label,
2350 hot_section_end_label, cold_section_end_label,
2351 unlikely_text_section_name): Revert my patch from April 9.
2352 * passes.c (rest_of_handle_final): Revert my patch from April 9.
2353 * varasm.c (unlikely_section_label, hot_section_label,
2354 hot_section_end_label, cold_section_end_label,
2355 unlikely_text_section_name): Revert my patch from April 9.
2356 (initialize_cold_section_name): Revert my patch from April 9.
2357 (unlikely_text_section): Revert my patch from April 9.
2358 (in_unlikely_text_section): Revert my patch from April 9.
2359 (named_section): Revert my patch from April 9.
2360 (function_section): Revert my patch from April 9.
2361 (current_function_section): Revert my patch from April 9.
2362 (assemble_start_function): Revert my patch from April 9.
2363 (assemble_end_function): Revert my patch from April 9.
2364 (default_section_type_flags_1): Revert my patch from April 9.
2366 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2368 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
2369 * config/sparc/sparc.md (untyped_call): Save the registers manually.
2371 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2373 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2376 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2377 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2379 2004-04-12 Richard Henderson <rth@redhat.com>
2381 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2382 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2383 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2384 (UNSPEC_*, UNSPECV_*): Renumber.
2386 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2389 From Richard Henderson <rth@redhat.com>:
2390 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2393 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2395 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2397 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2399 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2400 (bfin_library_id): New variable.
2401 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2402 instead of bfin_library_id_string.
2403 (bfin_handle_option): New function.
2404 (override_options): Remove most code to deal with shared library IDs,
2405 just check they aren't used without -mid-shared-library.
2406 (TARGET_HANDLE_OPTION): Define.
2407 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2408 * config/bfin/bfin.opt (mshared-library-id=): New.
2410 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2412 * tree-vect-transform.c: Fix comment typos.
2414 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2416 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2417 split critical edges when not possible/profitable.
2419 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2421 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2422 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2423 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2424 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2425 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2426 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2427 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2428 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2430 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2431 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2432 * config/ns32k/ns32k.opt: New file.
2434 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2436 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2437 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2438 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2439 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2440 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2441 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2442 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2443 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2444 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2445 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2446 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2447 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2448 (MASK_COLDFIRE): Formatting fixes.
2449 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2450 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2451 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2452 "_current_shared_library_a5_offset_".
2453 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2454 (MASK_ALL_CPU_BITS): New macro.
2455 (m68k_handle_option): New function.
2456 (override_options): Remove handling of m68k_library_id_string.
2457 * config/m68k/m68k.opt: New file.
2458 * config/m68k/ieee.opt: New file.
2460 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2462 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2463 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2464 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2465 (TARGET_CXX): Adjust accordingly.
2466 * target.h (struct gcc_target): Remove epxort_class_data. Add
2467 determine_class_data_visibility and class_data_always_comdat.
2468 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2469 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2470 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2471 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2472 (arm_cxx_determine_class_data_visibility): New.
2473 (arm_cxx_class_data_always_comdat): Likewise.
2474 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2475 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2476 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2477 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2478 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2481 2005-04-11 Devang Patel <dpatel@apple.com>
2483 * tree-data-ref.c (build_classic_dist_vector,
2484 compute_subscript_distance): Make externally visible.
2485 * tree-data-ref.h (build_classic_dist_vector,
2486 compute_subscript_distance): Same.
2487 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2488 Check distance vector against vectorization factor.
2489 (vect_analyze_loop): Determine vectorizaion factor before
2490 analyzing data dependences.
2491 * tree-vectorizer.c (loops_num): Make it externally visible and
2493 * tree-vectorizer.c (vect_loops_num): ... new name.
2494 * tree-vectorizer.h (vect_loops_num): New.
2496 2005-04-11 Devang Patel <dpatel@apple.com>
2498 * tree-vect-analyze.c (vect_analyze_operations): Check
2499 vectorizable codition.
2500 * tree-vect-transform.c (vect_is_simple_cond): New function.
2501 (vectorizable_condition): New function.
2502 (vect_transform_stmt): Handle condition_vec_info_type.
2503 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2504 condition_vec_info_type.
2505 (vectorizable_condition): New.
2507 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2509 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2510 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2511 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2513 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2514 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2516 * dwarf2out.c (output_line_info): Don't try to dereference
2517 a NULL current_function_decl.
2519 * config/t-slibgcc-darwin: Don't put shared libraries in
2520 directories other than $(slibdir).
2521 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2524 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2526 PR tree-optimization/20933
2527 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2528 logic to reject aliases between read-only and writable
2530 (may_alias_p): ... here.
2531 (get_tmt_for): Do not associate read-only tags to pointers
2532 whose pointed-to type is not read-only.
2533 * tree-ssa.c (verify_ssa): Check that memory stores have at
2534 least one V_MAY_DEF or V_MUST_DEF.
2536 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2540 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2541 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2542 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2544 (fwrite_unlocked): Fix prototype.
2546 * configure, config.in: Regenerate.
2548 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2550 * tree-ssa-loop-im.c: Include real.h.
2551 (determine_invariantness_stmt): If real division divisor is
2552 invariant and flag_unsafe_math_optimizations enabled, generate
2553 invariant reciprocal for hoisting.
2554 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2556 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2558 Fix PR tree-optimization/20926
2560 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2562 2005-04-11 Devang Patel <dpatel@apple.com>
2564 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2567 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2569 * fold-const.c (fold_binary_op_with_conditional_arg):
2570 use fold_buildN instead of "fold (buildN" in some
2572 (fold_unary): Likewise.
2573 (fold_binary): Likewise.
2575 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2577 Fix PR tree-optimization/20612
2578 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2580 (perfect_nestify): preheaderbb is *not* part of loop of the
2583 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2585 * tree-ssa-alias.c (may_alias_p): If the variable
2586 is a global variable and the pointer is parameter
2587 and -fargument-noalias-global is used, then
2588 the pointer cannot alias the variable.
2590 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2592 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2593 * config/sparc/sparc.h: Likewise.
2594 * config/sparc/sparc.md: Likewise.
2596 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2598 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2600 * tree-vrp.c: Fix a comment typo.
2602 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2604 PR tree-optimization/20920
2605 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2606 SSA_NAME flows through an abnormal edge.
2607 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2608 through abnormal edges.
2609 (maybe_add_assert_expr): Likewise.
2611 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2613 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2614 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2615 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2616 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2617 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2618 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2619 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2620 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2621 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2622 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2623 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2624 (TARGET_HANDLE_OPTION): Likewise.
2625 (s390_tune): Initialize to PROCESSOR_max.
2626 (s390_arch_string): Make static.
2627 (s390_tune_string, s390_warn_framesize_string): Delete.
2628 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2629 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2630 (s390_handle_arch_option, s390_handle_option): New functions.
2631 (override_options): Remove parsing of option strings.
2632 * config/s390/s390.opt: New file.
2634 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2636 * tree-complex.c (expand_vector_operations): Call
2637 update_stmt_if_modified.
2639 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2641 * tree-vect-analyze (vect_determine_vectorization_factor):
2642 Do not use GET_MODE_NUNITS.
2643 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2644 (vectorizable_load, vect_transform_loop): Likewise.
2646 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2648 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2649 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2650 * optabs.h (enum optab_index): Add new OTI_lceil.
2651 (lceil_optab): Define corresponding macro.
2652 * optabs.c (init_optabs): Initialize lceil_optab.
2653 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2654 and lceildi2 patterns.
2655 * builtins.c (expand_builtin_int_roundingfn): Handle
2656 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2657 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2658 BUILT_IN_LLCEIL{,F,L}.
2659 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2660 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2661 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2662 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2663 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2664 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2665 into lceil built-in function and (long long int)ceil{,f,l} into
2666 llceil built-in function.
2667 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2670 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2672 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2675 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2677 * config/arm/arm.c: Fix a comment typo.
2678 * doc/tree-ssa.texi: Fix a typo.
2680 2005-04-10 Steven Bosscher <stevenb@suse.de>
2682 * cselib.c (clear_table): Rename to cselib_clear_table.
2683 * cselib.h (cselib_clear_table): Add prototype.
2684 * gcse.c (gcse_main): Make 'f' argument unused.
2685 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2686 of each basic block instead.
2687 (compute_sets, compute_hash_table_work): Likewise.
2688 (constprop_register): Change int 'alter_jumps' argument to bool.
2689 (do_local_cprop): Likewise.
2690 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2691 the insn chain. Explicitly clear the cselib tables after finishing
2692 one basic block. Make sure there are no unterminated libcall blocks.
2693 Update compute_sets call.
2694 (cprop): Walk basic blocks instead of the insn chain.
2695 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2697 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2698 one_cprop_pass calls.
2700 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2702 * combine.c (combine_simplify_rtx): Remove a transformation that
2703 relies on an invalid assumption about rtl sign-extension semantics.
2705 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2707 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2708 to build_int_cst_wide.
2710 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2713 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2714 set the original address pseudo to the correct value before the
2715 original insn, if possible, and leave the insn alone, otherwise
2716 create a new pseudo, set it and replace it in the insn.
2717 * recog.c (validate_change_maybe_volatile): New.
2718 * recog.h (validate_change_maybe_volatile): Declare.
2720 2005-04-09 Caroline Tice <ctice@apple.com>
2722 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2723 Remove targetm.have_named_sections test.
2724 (fix_edges_for_rarely_executed_code): Likewise.
2725 (insert_section_boundary_note): Likewise.
2726 (reorder_basic_blocks): Check partitioning flag before calling
2727 verify_hot_cold_block_grouping.
2728 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2729 the function struct rather than global variables.
2730 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2731 (COLD_END_LABEL): Likewise
2732 (cold_text_section_label): New static global variable.
2733 (cold_end_label): Likewise.
2734 (dwarf2out_switch_text_section): Get hot/cold section labels from
2735 the function struct rather than global variables.
2736 (output_aranges): Use cold_text_section_label and cold_end_label;
2737 check partitioning flag before putting out delta.
2738 (output_ranges): Remove incorrect code attempting to use
2740 (output_line_info): Get cold section label from function struct.
2741 (add_location_or_const_value_attribute): Likewise.
2742 (get_subprogram_die): Get hot/cold section labels from function struct.
2743 (dwarf2out_var_location): Likewise.
2744 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2745 write out cold_text_section_label if partition flag is set.
2746 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2747 * function.h (struct function): Add new fields to point to hot/cold
2748 section labels: hot_section_label, cold_section_label,
2749 hot_section_end_label and cold_section_end_label; also add new field
2750 for cold text section name, unlikely_text_section_name.
2751 * opts.c (decode_options): Turn off partitioning flag if
2752 !targetm.have_named_sections.
2753 * output.h (hot_section_label): Remove.
2754 (hot_section_end_label): Remove.
2755 (cold_section_end_label): Remove.
2756 (unlikely_section_label): Remove.
2757 (unlikely_text_section_name): Remove.
2758 * passes.c (rest_of_handle_final): Remove code that frees
2759 unlikely_text_section_name.
2760 * varasm.c (unlikely_section_label): Remove.
2761 (hot_section_label): Remove.
2762 (hot_section_end_label): Remove.
2763 (cold_section_end_label): Remove.
2764 (unlikely_text_section_name): Remove.
2765 (initialize_cold_section_name): Modify to call
2766 targetm.strip_name_encoding; to store cold section name in current
2767 function struct, if it exists; and to only use the decl_section_name
2768 if flag_named_sections is true.
2769 (unlikely_text_section): Modify to get section name out of current
2770 function struct, if there is one; otherwise build it from
2771 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2772 (in_unlikely_text_section): Likewise.
2773 (named_section): Modify to get/put cold section name in current function
2774 struct, if there is one.
2775 (function_section): Change 'bool unlikely' to 'int reloc'; check
2776 targetm.have_named_sections before calling named_section.
2777 (current_function_section): Likewise.
2778 (assemble_start_function): Modify to get/put unlikely_text_section_name
2779 in current function struct; modify to get hot/cold section labels
2780 from function struct; initialize labels using
2781 ASM_GENERATE_INTERNAL_LABEL;
2782 test partitioning flag before writing out hot section label.
2783 (assemble_end_function): Test partitioning flag before writing out
2784 hot/cold section labels.
2785 (default_section_type_flags_1): Modify to use array instead of
2786 char* for unlikely_text_section_name; set flags correctly for
2787 cold text section if there is not a current function decl.
2789 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2791 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2792 and TI_VA_LIST_FPR_COUNTER_FIELD.
2793 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2794 * tree-pass.h (pass_stdarg): Add.
2795 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2796 * tree-stdarg.c: New file.
2797 * tree-stdarg.h: New file.
2798 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2799 (tree-stdarg.o): Add dependencies.
2800 * function.h (struct function): Add va_list_gpr_size and
2801 va_list_fpr_size fields.
2802 * function.c (allocate_struct_function): Initialize them.
2803 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2804 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2805 (TARGET_INITIALIZER): Add it.
2807 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2808 va_list_{g,f}pr_counter_field.
2809 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2810 area will not be used. Only save registers that tree-stdarg.c
2811 detected they need saving.
2812 (ix86_va_start): Don't set up fields that won't be used.
2814 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2815 va_list_{g,f}pr_counter_field.
2816 (setup_incoming_varargs): Don't do anything if reg_save
2817 area will not be used. Only save registers that tree-stdarg.c
2818 detected they need saving.
2819 (rs6000_va_start): Don't set up fields that won't be used.
2821 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2822 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2823 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2824 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2826 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2829 * config/i386/i386.c (construct_container): Pass empty aligned
2830 struct, union or class in memory.
2832 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2834 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2835 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2836 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2837 config/rs6000/predicates.md: Fix comment typos.
2839 * sched-int.h (haifa_insn_data): Remove blockage and units.
2840 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2841 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2842 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2844 2005-04-09 Jan Hubicka <jh@suse.cz>
2845 Steven Bosscher <stevenb@suse.de>
2847 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2848 * cfgloop.c (get_loop_exit_edges): Likewise.
2849 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2851 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2852 * tree-cfg.c (dump_cfg_status): Likewise.
2854 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2856 * config/rs6000/predicates.md (altivec_register_operand): Remove
2857 redundant match_code test.
2858 (gpc_reg_operand): Same.
2859 (cc_reg_operand): Same.
2860 (cc_reg_not_cr0_operand): Same.
2862 2005-04-09 Jan Hubicka <jh@suse.cz>
2864 Forgotten hunk from my last merge patch:
2865 * final.c (output_addr_const): Do not call mark_referenced.
2867 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2869 * doc/tree-ssa.texi: Add immediate use documentation.
2871 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2873 * arm.c (FL_WBUF): Define.
2874 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2875 (arm_is_6_or_7): Delete.
2876 (arm_tune_wbuf): New.
2877 (arm_override_options): Set arm_tune_wbuf.
2878 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2879 (arm_is_6_or_7): Delete declaration.
2880 (arm_tune_wbuf): New declartion.
2881 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2882 (model_wbuf): Derive from arm_tune_wbuf.
2883 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2884 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2885 (arm740t): Mark CPUs as having a write buffer.
2887 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2889 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2890 of 'const_double_operand' in operand 2 constraints. Update enable
2893 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2895 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2896 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2897 * optabs.h (enum optab_index): Add new OTI_lfloor.
2898 (lfloor_optab): Define corresponding macro.
2899 * optabs.c (init_optabs): Initialize lfloor_optab.
2900 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2901 and lfloordi2 patterns.
2902 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2903 (expand_builtin_int_roundingfn): New function.
2904 (fold_builtin_int_roundingfn): New prototype.
2905 (fold_builtin_int_roundingfn): New function, renamed from
2906 fold_builtin_lround.
2907 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2908 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2909 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2910 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2911 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2912 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2913 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2914 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2915 into lfloor built-in function and (long long int)floor{,f,l} into
2916 llfloor built-in function.
2917 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2920 2005-04-08 Ian Lance Taylor <ian@airs.com>
2922 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2923 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2924 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2925 (DO_COND, DO_BODY): Likewise.
2926 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2927 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2928 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2929 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2930 (build_continue_stmt, build_break_stmt): Don't declare.
2931 (c_do_switch_warnings): Update declaration.
2932 * c-gimplify.c (enum bc_t): Remove.
2933 (struct c_gimplify_ctx, ctxp): Remove.
2934 (push_context, pop_context): Remove static functions.
2935 (c_genericize): Don't call push_context or pop_context.
2936 (begin_bc_block, finish_bc_block): Remove static functions.
2937 (build_bc_goto): Likewise.
2938 (gimplify_c_loop): Likewise.
2939 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2940 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2941 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2942 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2943 * c-common.c (c_do_switch_warnings): Rename from
2944 c_do_switch_warnings_1.
2945 (c_do_switch_warnings) [old version]: Remove.
2946 (c_do_switch_expr_warnings): Remove.
2947 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2948 function instead of c_do_switch_expr_warnings.
2949 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2950 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2951 * c-pretty-print.c (pp_c_statement): Likewise.
2952 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2954 2005-04-08 Devang Patel <dpatel@apple.com>
2956 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2957 While selecting replacement condition pay attention to loop header.
2959 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2961 Merge from tree-cleanup-branch: VRP, store CCP, store
2962 copy-prop, incremental SSA updating of FUD chains and
2963 newly exposed symbols.
2965 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2966 (OBJS-common): Add tree-vrp.o.
2967 (tree-vrp.o): New rule.
2968 * basic-block.h (nearest_common_dominator_for_set): Declare.
2969 * common.opt (ftree-store-ccp): New flag.
2970 (ftree-copy-prop): New flag.
2971 (ftree-vrp): New flag.
2972 (ftree-store-copy-prop): New flag.
2973 * dominance.c (nearest_common_dominator_for_set): New.
2974 * domwalk.c (walk_dominator_tree): Only traverse
2975 statements in blocks marked in walk_data->interesting_blocks.
2976 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2977 * fold-const.c (fold): Handle ASSERT_EXPR.
2978 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2979 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2980 flag_tree_vrp at -O2.
2981 * timevar.def (TV_TREE_VRP): Define.
2982 (TV_TREE_COPY_PROP): Define.
2983 (TV_TREE_STORE_COPY_PROP): Define.
2984 (TV_TREE_SSA_INCREMENTAL): Define.
2985 (TV_TREE_STORE_CCP): Define.
2986 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2987 to kill_redundant_phi_nodes from comment.
2988 (verify_expr): Handle ASSERT_EXPR.
2989 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2990 argument. Update all users.
2991 (mark_call_clobbered_vars_to_rename): Remove. Update all
2993 * tree-flow-inline.h (unmodifiable_var_p): New.
2994 * tree-flow.h (enum value_range_type): Declare.
2995 (struct value_range_def): Declare.
2996 (value_range): Declare.
2997 (remove_all_phi_nodes_for): Remove. Update all users.
2998 (find_phi_node_for): Declare.
2999 (add_type_alias): Declare.
3000 (count_uses_and_derefs): Declare.
3001 (kill_redundant_phi_nodes): Remove.
3002 (rewrite_into_ssa): Remove.
3003 (rewrite_def_def_chains): Remove.
3004 (update_ssa, register_new_name_mapping, create_new_def_for,
3005 need_ssa_update_p, name_registered_for_update_p,
3006 release_ssa_name_after_update_ssa, dump_repl_tbl,
3007 debug_repl_tbl, dump_names_replaced_by,
3008 debug_names_replaced_by, mark_sym_for_renaming,
3009 mark_set_for_renaming, get_current_def, set_current_def,
3010 get_value_range, dump_value_range, debug_value_range,
3011 dump_all_value_ranges, debug_all_value_ranges,
3012 expr_computes_nonzero, loop_depth_of_name,
3013 unmodifiable_var_p): Declare.
3014 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
3016 * tree-into-ssa.c (block_defs_stack): Update comment.
3017 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
3018 syms_to_rename, names_to_release, repl_tbl,
3019 need_to_initialize_update_ssa_p, need_to_update_vops_p,
3020 need_to_replace_names_p): New locals.
3021 (NAME_SETS_GROWTH_FACTOR): Define.
3022 (struct repl_map_d): Declare.
3023 (struct mark_def_sites_global_data): Add field
3025 (enum rewrite_mode): Declare.
3026 (REGISTER_DEFS_IN_THIS_STMT): Define.
3027 (compute_global_livein): Use last_basic_block instead of
3029 (set_def_block): Remove last argument. Update all callers.
3030 (prepare_use_operand_for_rename): Remove. Update all callers.
3031 (prepare_def_operand_for_rename): Remove. Update all callers.
3032 (symbol_marked_for_renaming): New.
3035 (repl_map_hash): New.
3037 (repl_map_free): New.
3038 (names_replaced_by): New.
3039 (add_to_repl_tbl): New.
3040 (add_new_name_mapping): New.
3041 (mark_def_sites): Assume that all the operands in the
3042 statement are in normal form.
3043 (find_idf): Assert that the block in the stack is valid.
3044 (get_default_def_for): New.
3045 (insert_phi_nodes_for): Add new argument 'update_p'.
3047 If update_p is true, add a new mapping between the LHS of
3048 each new PHI and the name that it replaces.
3049 (insert_phi_nodes_1): Only call find_idf if needed.
3050 (get_reaching_def): Call get_default_def_for.
3051 (rewrite_operand): Remove.
3052 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
3053 and REWRITE_THIS_STMT are false.
3054 Assume that all the operands in the statement are in
3056 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
3057 (rewrite_virtual_phi_arguments): Remove.
3058 (invalidate_name_tags): Remove.
3059 (register_new_update_single, register_new_update_set,
3060 rewrite_update_init_block, replace_use,
3061 rewrite_update_fini_block, rewrite_update_stmt,
3062 rewrite_update_phi_arguments): New.
3063 rewrite_blocks): Remove argument 'fix_virtual_phis'.
3064 Add arguments 'entry', 'what' and 'blocks'.
3065 Initialize the dominator walker according to 'what' and
3067 Start the dominator walk at 'entry'.
3068 (mark_def_site_blocks): Add argument 'interesting_blocks'.
3069 Use it to configure the dominator walker.
3070 (rewrite_into_ssa): Remove argument 'all'.
3072 (rewrite_all_into_ssa): Remove.
3073 (rewrite_def_def_chains): Remove.
3074 (mark_def_interesting, mark_use_interesting,
3075 prepare_phi_args_for_update, prepare_block_for_update,
3076 prepare_def_site_for, prepare_def_sites,
3077 dump_names_replaced_by, debug_names_replaced_by,
3078 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
3079 delete_update_ssa, create_new_def_for,
3080 register_new_name_mapping, mark_sym_for_renaming,
3081 mark_set_for_renaming, need_ssa_update_p,
3082 name_registered_for_update_p, ssa_names_to_replace,
3083 release_ssa_name_after_update_ssa,
3084 insert_updated_phi_nodes_for, update_ssa): New.
3085 * tree-loop-linear.c (linear_transform_loops): Call
3086 update_ssa instead of rewrite_into_ssa.
3087 * tree-optimize.c (vars_to_rename): Remove.
3089 (init_tree_optimization_passes): Replace
3090 pass_redundant_phi with pass_copy_prop.
3092 Replace pass_ccp with pass_store_ccp.
3093 Add pass_store_copy_prop after pass_store_ccp.
3094 (execute_todo): If the TODO_ flags don't include updating
3095 the SSA form, assert that it does not need to be updated.
3096 Call update_ssa instead of rewrite_into_ssa and
3097 rewrite_def_def_chains.
3098 If TODO_verify_loops is set, call verify_loop_closed_ssa.
3099 (tree_rest_of_compilation):
3100 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
3101 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
3102 TODO_cleanup_cfg): Renumber.
3103 (TODO_verify_loops, TODO_update_ssa,
3104 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3105 TODO_update_ssa_only_virtuals): Define.
3106 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
3108 * tree-phinodes.c (make_phi_node): Update documentation.
3109 (remove_all_phi_nodes_for): Remove.
3110 (find_phi_node_for): New.
3111 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
3112 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
3113 (interpret_rhs_modify_expr): Likewise.
3114 * tree-sra.c (decide_instantiations): Mark all symbols in
3115 SRA_CANDIDATES for renaming.
3116 (mark_all_v_defs_1): Rename from mark_all_v_defs.
3117 (mark_all_v_defs): New function. Update all users to call it
3118 with the whole list of scalarized statements, not just the
3120 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
3121 (compute_flow_insensitive_aliasing): If the tag is
3122 unmodifiable and the variable isn't or vice-versa, don't
3123 make them alias of each other.
3124 (setup_pointers_and_addressables): If the type tag for
3125 VAR is about to change, mark the old one for renaming.
3126 (add_type_alias): New.
3127 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
3128 (ccp_lattice_t): Rename from latticevalue.
3129 (value): Remove. Update all users.
3130 (const_val): New local variable.
3131 (do_store_ccp): New local variable.
3132 (dump_lattice_value): Handle UNINITIALIZED.
3133 (debug_lattice_value): New.
3134 (get_default_value): Re-write.
3135 (set_lattice_value): Re-write.
3136 (def_to_varying): Remove. Update all users.
3137 (likely_value): Return VARYING for statements that make
3138 stores when STORE_CCP is false.
3139 Return VARYING for any statement other than MODIFY_EXPR,
3140 COND_EXPR and SWITCH_EXPR.
3141 (ccp_initialize): Re-write.
3142 (replace_uses_in, replace_vuse_in, substitute_and_fold):
3143 Move to tree-ssa-propagate.c.
3144 (ccp_lattice_meet): Handle memory stores when
3145 DO_STORE_CCP is true.
3146 (ccp_visit_phi_node): Likewise.
3147 (ccp_fold): Likewise.
3148 (evaluate_stmt): Likewise.
3149 (visit_assignment): Likewise.
3150 (ccp_visit_stmt): Likewise.
3151 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
3155 (do_ssa_store_ccp): New.
3156 (gate_store_ccp): New.
3157 (pass_store_ccp): Declare.
3158 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
3159 (may_propagate_copy): Reformat.
3160 Don't abort if ORIG is a virtual and DEST isn't.
3161 If NEW does not have alias information but DEST does,
3163 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
3164 copy_prop_kind, which_copy_prop): Declare.
3165 (stmt_may_generate_copy, get_copy_of_val,
3166 get_last_copy_of, set_copy_of_val, dump_copy_of,
3167 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
3168 copy_prop_visit_stmt, copy_prop_visit_phi_node,
3169 init_copy_prop, fini_copy_prop, execute_copy_prop,
3170 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
3171 store_copy_prop): New.
3172 (pass_copy_prop, pass_store_copy_prop): Declare.
3173 * tree-ssa-dom.c (struct opt_stats_d): Add fields
3174 'num_const_prop' and 'num_copy_prop'.
3175 (cprop_operand): Update them.
3176 (dump_dominator_optimization_stats): Dump them.
3177 (tree_ssa_dominator_optimize): Call update_ssa instead of
3179 (loop_depth_of_name): Declare extern.
3180 (simplify_cond_and_lookup_avail_expr): Guard against NULL
3181 values for LOW or HIGH.
3182 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
3183 (record_equivalences_from_stmt): Call expr_computes_nonzero.
3184 (cprop_operand): Only propagate if VAL != OP.
3185 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
3186 statement for renaming.
3187 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
3188 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
3189 add_type_alias if necessary.
3190 Call mark_new_vars_to_rename.
3191 (tree_ssa_iv_optimize): If new symbols need to be renamed,
3192 mark every statement updated, call update_ssa and
3193 rewrite_into_loop_closed_ssa.
3194 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
3195 from LIVEIN if VAR is a virtual.
3196 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
3197 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
3198 (get_call_expr_operands): Reformat statement.
3199 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
3201 * tree-ssa-propagate.c (ssa_prop_init): Initialize
3202 SSA_NAME_VALUE for every name.
3203 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3204 get_value_loaded_by): New.
3205 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
3206 substitute_and_fold): Move from tree-ssa-ccp.c.
3207 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
3208 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3209 get_value_loaded_by, replace_uses_in, substitute_and_fold):
3211 * tree-ssa.c (verify_use): Fix error message.
3212 (propagate_into_addr, replace_immediate_uses, get_eq_name,
3213 check_phi_redundancy, kill_redundant_phi_nodes,
3214 pass_redundant_phi): Remove. Update all users.
3215 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3216 add_type_alias, if necessary.
3217 * tree-vectorizer.h (struct _stmt_vect_info): Update
3218 documentation for field 'memtag'.
3219 * tree-vrp.c: New file.
3220 * tree.def (ASSERT_EXPR): Define.
3221 * tree.h (ASSERT_EXPR_VAR): Define.
3222 (ASSERT_EXPR_COND): Define.
3223 (SSA_NAME_VALUE_RANGE): Define.
3224 (struct tree_ssa_name): Add field 'value_range'.
3225 (PHI_REWRITTEN): Remove.
3226 (struct tree_phi_node): Remove field 'rewritten'.
3227 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
3228 -ftree-store-copy-prop): Document.
3229 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
3230 Document usage of update_ssa.
3232 2005-04-08 David Edelsohn <edelsohn@gnu.org>
3235 * config/rs6000/predicates.md (altivec_register_operand): Accept
3237 (and64_operand): Do not limit CONST_INT to mask64_operand.
3238 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
3239 (and_operand): Do not limit CONST_INT to mask_operand.
3241 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
3243 PR rtl-optimization/20466
3244 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
3245 for overlap of the address of each list member.
3246 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
3248 2005-04-08 Mike Stump <mrs@apple.com>
3250 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
3252 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
3255 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3257 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
3259 * function.c (push_function_context_to): Don't set
3261 * function.h (function): Remove contains_functions.
3262 (current_function_contains_functions): Remove.
3264 * function.h (function): Remove instrument_entry_exit.
3265 (current_function_instrument_entry_exit): Remove.
3267 * function.h (nonlocal_labels): Remove.
3269 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
3271 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
3272 (check_attr_value, write_attr_get, write_expr_attr_cache,
3273 find_attr, make_internal_attr): Don't reference negative_ok or
3275 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
3276 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
3277 (ATTR_STATIC): Adjust the value.
3279 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
3281 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
3283 * config/s390/tpf.h (ASM_SPEC): Define.
3285 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3287 * tree-flow.h: Remove the prototype for
3288 redirect_immediate_uses.
3289 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
3291 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
3293 * arm.c (arm_const_double_by_parts): New function.
3294 * arm-protos.h (arm_const_double_by_parts): Add prototype.
3295 * arm.md (define_split for 64-bit constants): Add another one.
3297 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
3299 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
3301 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3303 * system.h: Revert last change.
3305 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
3307 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
3308 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
3309 (TARGET_SWITCHES): Delete.
3310 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3311 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
3312 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
3313 * config/xtensa/xtensa.opt: New file.
3315 2005-04-08 Ben Elliston <bje@au.ibm.com>
3317 * config/fp-bit.c: Include L_mul_tf in #endif comment.
3318 * config/fp-bit.h: Tidy comments.
3320 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3322 * system.h: Poison PARAMS.
3324 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
3326 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
3327 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
3328 (TARGET_SWITCHES): Delete.
3329 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3330 * config/vax/vax.opt: New file.
3332 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
3334 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
3336 2005-04-07 Ian Lance Taylor <ian@airs.com>
3338 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
3340 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
3341 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
3344 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
3346 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
3347 all immediate uses in PHI nodes.
3349 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
3351 * arm.c (arm_const_double_inline_cost): Handle any constant by
3352 using gen_lowpart and gen_highpart_mode.
3353 (note_invalid_constants): All constants in an RTX with a constraint
3354 that permits memory are now pushed to the constant pool.
3355 (output_move_double): Delete code to handle reg to reg and
3356 constant to reg moves.
3357 (const_double_needs_minipool, output_mov_immediate): Delete.
3358 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
3359 CONST_INT and CONST_VECTOR.
3360 * arm.md (ANY64): New mode macro.
3361 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
3362 (movdf_soft_insn): Split reg-reg and const-reg moves.
3363 (split patterns for 64-bit constant and register moves): New.
3364 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
3365 (cirrus_movdf_hard_insn): Likewise.
3366 * fpa.md (movdf_fpa): Likewise.
3367 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
3368 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
3370 (movv2si_internal_2): Likewise.
3371 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3372 (movdf_vfp): Likewise.
3373 * arm-protos.h (output_mov_immediate): Delete prototype.
3375 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3378 * simplify-rtx.c (simplify_unary_operation_1): Check
3379 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3381 2005-04-06 James E Wilson <wilson@specifixinc.com>
3384 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3387 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3389 * coverage.h (GCOV_TYPE_NODE): Delete.
3390 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3391 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3392 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3393 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3394 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3396 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3399 * Makefile.in (gcc.pot): Remove options.c dependency.
3400 * optc-gen.awk: Don't quote help strings with N_().
3402 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3404 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3405 the function returns a pointer type.
3407 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3409 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3410 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3411 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3412 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3413 explicit_uses members.
3414 (get_or_create_used_part_for): Initialize new fields.
3415 (fieldoff_compare): New function.
3416 (create_overlap_variables_for): Count number of fields, use
3417 heuristic to determine whether to create subvars for vars with
3419 Sort the field list by offset and avoid creating duplicate SFT's.
3421 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3423 * c.opt (-F): Remove trailing whitespace from help string.
3424 (-finput-charset): Use a tab to separate the switch name and help
3426 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3427 (-ftree-vectorizer-verbose): Likewise.
3429 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3431 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3432 a PHI argument where a use occurs instead of all PHI arguments.
3434 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3436 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3439 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3441 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3442 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3443 config/bfin/bfin.h: Fix comment typos.
3445 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3447 * doc/install.texi: Update the URL for Jacks.
3448 * doc/sourcebuild.texi: Likewise.
3450 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3453 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3454 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3456 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3458 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3460 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3462 * config/v850/v850-protos.h (override_options): Delete.
3463 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3464 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3465 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3466 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3467 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3468 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3469 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3470 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3471 (OVERRIDE_OPTIONS): Delete.
3472 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3473 (small_memory_info): Remove the value field.
3474 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3476 * config/v850/v850.c (small_memory): Remove the value field.
3477 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3478 (override_options): Delete.
3479 (v850_handle_memory_option, v850_handle_option): New functions.
3480 * config/v850/v850.opt: New file.
3482 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3484 * config.host: Add a section for generic hosts, and a subsection
3485 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3486 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3487 * config/host-darwin.h: New.
3488 * config/x-darwin: New.
3489 * config/i386/host-i386-darwin.c: New.
3490 * config/i386/x-darwin: New.
3491 * config/rs6000/host-darwin.c: Include host-darwin.h.
3492 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3493 (darwin_rs6000_gt_pch_use_address): Likewise.
3494 * config/rs6000/x-darwin: Change name of .o built, update
3495 dependencies for changes to rs6000/host-darwin.c.
3497 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3500 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3502 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3504 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3505 split_loop_exit_edge instead of loop_split_edge_with.
3507 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3509 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3510 UNSPEC_SET_VSCR): New constants, used throughout.
3512 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3514 (altivec_vspltis<VI_char>): ... this pattern, using
3515 a QImode const_int_operand for the immediate.
3516 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3519 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3522 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3524 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3526 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3528 2005-04-06 Ben Elliston <bje@au.ibm.com>
3530 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3531 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3532 macros as living in "this file" and not gcc.h.
3534 2005-04-06 Ben Elliston <bje@au.ibm.com>
3536 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3537 -ftree-live_range_split. Perhaps renamed at some point?
3539 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3542 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3543 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3545 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3547 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3548 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3549 (number_of_iterations_special): New function.
3550 (number_of_iterations_exit): Use number_of_iterations_special.
3551 Use simplify_using_outer_evolutions only at -O3.
3552 (number_of_iterations_cond, tree_simplify_using_condition,
3553 simplify_using_initial_conditions, loop_niter_by_eval,
3554 compare_trees, can_count_iv_in_wider_type_bound,
3555 simplify_using_outer_evolutions): Use fold_build.
3557 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3559 * doc/install.texi (Configuration): Document --with-java-home.
3561 2005-04-05 Richard Henderson <rth@redhat.com>
3565 * config/i386/i386.c (print_operand): Handle vector zeros.
3566 (ix86_split_to_parts): Handle CONST_VECTOR.
3567 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3568 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3569 what modes to tie for MMX and SSE registers.
3570 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3571 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3572 to vector modes as well.
3573 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3574 properly as an input mode.
3576 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3578 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3580 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3582 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3584 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3586 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3587 and local functions, set sse_nregs to 8 and float_in_sse.
3588 (function_arg_advance, function_arg): If float_in_sse, pass
3589 SFmode and DFmode arguments in SSE registers.
3590 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3592 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3593 of -funit-at-a-time.
3595 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3597 * config/i386/i386-protos.h (ix86_function_value): Accept two
3598 arguments, like the target macro.
3599 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3600 * config/i386/i386.c (ix86_function_value): Accept the second
3601 argument of the target macro.
3602 (ix86_function_ok_for_sibcall): Pass a function pointer to
3603 ix86_function_value.
3604 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3605 call to ix86_value_regno).
3606 (ix86_value_regno): Add support for returning floating point values
3609 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3611 PR tree-optimization/20076
3612 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3613 that call __builtin_return or __builtin_apply_args.
3615 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3617 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3618 Use immediate use iterator.
3619 (stmt_is_bumper_for_loop): Use immediate use iterator.
3620 * predict.c (strip_builtin_expect): Use update_stmt.
3621 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3622 on all elements of a STATEMENT_LIST.
3623 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3624 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3625 (bsi_replace): Mark stmt as modified and the update it.
3626 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3627 (expand_complex_libcal): Call update_stmt.
3628 (expand_complex_comparison): Call mark_stmt_modified.
3629 (expand_complex_operations_1): Call update_stmt_if_modified.
3630 (expand_vector_operations_1): Call mark_stmt_modified.
3631 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3632 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3633 add_immediate_use, redirect_immediate_use,
3634 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3635 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3636 (mark_new_vars_to_rename): Call update_stmt.
3637 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3638 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3640 (unmodify_stmt): Delete.
3641 (update_stmt): New. Force an update of a stmt.
3642 (update_stmt_if_modified): update a stmt if it is out of date.
3643 (get_stmt_operands): Verify stmt is NOT modified.
3644 (stmt_modified_p): Update comment.
3645 (delink_imm_use): Remove a use node from its immuse list.
3646 (link_imm_use_to_list): Link a use node to a specific list.
3647 (link_imm_use): Link a node to the correct list.
3648 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3649 it in the correct list, if appropriate.
3650 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3651 (relink_imm_use): Link a use node in place of another node in a list.
3652 (relink_imm_use_stmt): LInk a node in place of another node, and set
3654 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3655 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3656 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3657 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3658 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3659 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3660 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3661 (has_zero_uses): New. Return true if there are no uses of a var.
3662 (has_single_use): New. Return true if there is only a single use of a
3664 (single_imm_use): New. Return the simgle immediate use.
3665 (num_imm_uses): New. Return the number of immediate uses.
3666 (get_v_must_def_ops): Use is now a pointer.
3667 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3668 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3670 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3671 (delink_stmt_imm_use): Delink all immuses from a stmt.
3672 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3673 * tree-flow.h (struct dataflow_d): Delete.
3674 (immediate_use_iterator_d): New. Immediate use iterator struct.
3675 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3676 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3677 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3679 (struct stmt_ann_d): Remove dataflow_t from struct.
3680 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3681 (if_convertible_phi_p): Use FAST immuse iterator.
3682 (if_convertible_loop_p): Don't call compute_immediate_uses.
3683 (replace_phi_with_cond_modify_expr): Call update_stmt.
3684 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3685 update_stmt_if_modified.
3686 (rewrite_all_into_ssa): Initialize ssa operands.
3687 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3688 compute_immediate_uses.
3689 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3690 ssa_property is available.
3691 (execute_one_pass): Change parameters passed to execute_todo.
3692 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3693 (remove_ssa_form): Call fini_ssa_operands.
3694 (insert_backedge_copies): Delete call to modify_stmt.
3695 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3696 (release_phi_node): Delink any use nodes before releasing.
3697 (resize_phi_node): Relink any use nodes.
3698 (remove_phi_arg_num): Delink the use node.
3699 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3700 (remove_all_phi_nodes_for): Release phi node first.
3701 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3702 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3703 (scalarize_use, scalarize_copy): Call update_stmt.
3704 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3705 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3706 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3707 (ccp_initialize): Remove call to compute_immediate_uses.
3708 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3709 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3711 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3712 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3713 (eliminate_redundant_computations): Call mark_stmt_modified.
3714 (cprop_operand): Call mark_stmt_modified.
3715 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3716 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3717 (dse_optimize_stmt): Use new immuse interface.
3718 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3719 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3720 (substitute_single_use_vars): Use new immuse interface.
3721 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3722 and compute_immediate_uses.
3723 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3725 (rewrite_mem_refs): Call update_stmt.
3726 (determine_lsm): Remove call to compute_imm_uses and free_df.
3727 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3728 (try_unroll_loop_completely): Call update_stmt.
3729 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3730 (rewrite_use_compare): Call update_stmt.
3731 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3732 (rewrite_use) : Call update_stmt.
3733 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3734 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3736 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3737 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3738 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3740 (initialize_vuse_operand): New. Initialize a vuse operand.
3741 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3742 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3743 (finalize_ssa_defs): Use stmt parameter.
3744 (correct_use_link): Ensure a use node is in the correct list, and has
3745 the correct stmt pointer.
3746 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3747 finalize_ssa_v_must_defs): Also initialize use nodes.
3748 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3749 (build_ssa_operands): Seperate parsing from final operand construction.
3750 (parse_ssa_operands): New. Parse entry point for operand building.
3751 (swap_tree_operands): New. Swap 2 tree operands.
3752 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3754 (get_expr_operands): Call swap_tree_operands when needed.
3755 (copy_virtual_operands): Use initialize routines for virtual use ops.
3756 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3757 (verify_abort): New. Issue imm_use error.
3758 (verify_imm_links): New Verify imm_use links for a var.
3759 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3760 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3761 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3762 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3763 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3764 (NULL_USE_OPERAND_P) Define.
3765 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3767 (struct vuse_operand_type): New struct.
3768 (SET_USE): Call set_ssa_use_from_ptr.
3770 (PHI_ARG_INDEX_FROM_USE): Define.
3771 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3772 argument via SET_USE, not PHI_ARG_DEF_TREE.
3773 * tree-ssa-pre.c (eliminate): Call update_stmt.
3774 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3776 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3777 (nearest_common_dominator_of_uses): Use imm_use iterator.
3778 (statement_sink_location): Use imm_use iterator and interface.
3779 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3780 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3781 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3782 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3783 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3784 if new parameter is true.
3785 (init_tree_ssa): Don't initialize operand cache here.
3786 (delete_tree_ssa): Don't destroy operand cache here.
3787 (propagate_into_addr): Pass in a use pointer, return true if anything
3789 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3790 (check_phi_redundancy): Use imm_use iterator.
3791 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3793 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3794 (release_ssa_name): Delink node and all elements in its imm_use list.
3795 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3796 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3797 * tree-vectorizer.c (need_imm_uses_for): Delete.
3798 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3799 * tree.h (struct ssa_imm_use_d): Define.
3800 (SSA_NAME_IMM_USE_NODE): Define.
3801 (struct tree_ssa_name): Add imm_use node.
3803 (PHI_ARG_IMM_USE_NODE): Define.
3804 (struct phi_arg_d): Add imm_use node.
3805 (struct tree_phi_node): Remove struct dataflow_d element.
3806 (TDF_STMTADDR): Define.
3808 2005-04-05 Dale Johannesen <dalej@apple.com>
3810 * doc/invoke.texi (Optimization Options): Remove
3811 duplicate -fcse-follow-jumps. Add -fweb.
3812 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3813 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3815 2005-04-05 Per Bothner <per@bothner.com>
3817 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3818 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3819 (warn_uninit): Get EXPR_LOCUS from context now instead.
3820 This fixes a USE_MAPPED_LOCATION testsuite failure.
3822 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3824 2005-04-05 Per Bothner <per@bothner.com>
3826 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3827 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3828 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3831 2004-04-05 Devang Patel <dpatel@apple.com>
3833 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3834 (lhsr<mode>3): ... new name.
3835 (altivec_vsra<VI_char>): Rename to ..
3836 (ashr<mode>3): ... new name.
3837 * config/rs6000/rs6000.c (builtin_description): Rename shift
3840 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3842 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3843 gen_lowpart_for_combine.
3844 * cse.c (gen_lowpart_if_possible): Move...
3845 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3847 (gen_lowpart_no_emit_general): Use it.
3849 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3851 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3854 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3856 * system.h: Fix typo.
3858 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3860 * config/bfin/bfin-modes.def: New file.
3861 * config/bfin/bfin-protos.h: New file.
3862 * config/bfin/bfin.c: New file.
3863 * config/bfin/bfin.h: New file.
3864 * config/bfin/bfin.md: New file.
3865 * config/bfin/bfin.opt: New file.
3866 * config/bfin/crti.s: New file.
3867 * config/bfin/crtn.s: New file.
3868 * config/bfin/elf.h: New file.
3869 * config/bfin/lib1funcs.asm: New file.
3870 * config/bfin/predicates.md: New file.
3871 * config/bfin/t-bfin: New file.
3872 * config/bfin/t-bfin-elf: New file.
3873 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3874 Document new attributes.
3875 (interrupt, interrupt_handler, saveall): Update documentation for
3877 * doc/install.texi (Specific): Add entry for the Blackfin.
3878 * doc/invoke.texi (Blackfin Options): New section.
3879 * doc/md.texi (Blackfin family): New section to document constraints.
3880 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3882 2005-04-05 Olivier Hainque <hainque@adacore.com>
3884 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3885 match what the system unwinder expects.
3886 * config/mips/mips.c (mips_frame_set): If we're saving the return
3887 address register and the dwarf return address column number differs
3888 from the hard register number, adjust the note reg to refer to the
3891 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3893 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3894 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3895 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3896 (processor_type): New enum.
3897 (mn10300_processor): New variable.
3898 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3899 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3900 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3901 (PROCESSOR_DEFAULT): New macro.
3902 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3903 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3904 (mn10300_handle_option, mn10300_override_options): New functions.
3905 * config/mn10300/mn10300.opt: New file.
3907 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3908 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3910 PR tree-optimization/19903
3911 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3912 that don't fit in their type after conversion.
3914 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3917 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3918 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3919 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3920 flag here. Implement using define_insn_and_split.
3921 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3922 (frndintxf2_mask_pm_i387): New insn patterns.
3923 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3924 Do not set ix86_optimize_mode_switching flag.
3925 (ceilsf2, ceildf2, ceilxf2): Same.
3926 (btruncsf2, btruncdf2, btruncxf2): Same.
3927 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3929 2005-04-05 Ian Lance Taylor <ian@airs.com>
3932 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3933 i386_pe_record_external_function.
3934 (i386_pe_record_external_function): Update declaration.
3935 * config/i386/winnt.c (struct extern_list): Add decl field.
3936 (i386_pe_record_external_function): Add decl parameter.
3937 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3939 * config/i386/i386-protos.h (i386_pe_record_external_function):
3942 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3944 * config/m68k/m68k-protos.h: Add a prototype for
3945 valid_dbcc_comparison_p_2.
3946 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3947 extend_operator, const_uint32_operand, const_sint32_operand,
3948 general_src_operand, nonimmediate_src_operand,
3949 memory_src_operand, post_inc_operand, pre_dec_operand,
3950 pcrel_address): Move to predicates to predicates.md.
3951 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3952 * config/m68k/m68k.md: Include predicates.md.
3953 * config/m68k/predicates.md: New.
3955 2005-04-04 Roger Sayle <roger@eyesopen.com>
3957 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3959 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3961 2005-04-04 Ian Lance Taylor <ian@airs.com>
3963 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3965 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3966 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3967 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3968 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3969 * c-common.c (c_do_switch_warnings_1): New static function broken
3970 out of c_do_switch_warnings.
3971 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3972 (c_do_switch_expr_warnings): New function.
3973 * c-common.h (c_do_switch_expr_warnings): Declare.
3975 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3976 Daniel Jacobowitz <dan@codesourcery.com>
3978 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3980 * rtlanal.c (may_trap_p): Same.
3982 2005-04-04 Dale Johannesen <dalej@apple.com>
3984 * ChangeLog: remove reference to ChangeLog.12.
3986 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3988 CRIS epilogue as RTL.
3989 * config/cris/cris.md: Change all 0 in unspec 0 to
3991 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3992 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3994 ("return"): Change to define_expand. Call cris_expand_return for
3996 ("*return_expanded"): New pattern.
3997 ("epilogue"): New define_expand.
3998 * config/cris/cris.h (PREDICATE_CODES): Add
3999 cris_load_multiple_op.
4000 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
4002 (enum cris_retinsn_type): New.
4003 (struct machine_function): New member return_type.
4004 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
4005 (cris_target_asm_function_epilogue): Remove, moving RTLified
4007 (cris_expand_epilogue): New function.
4008 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
4009 (cris_gen_movem_load, cris_load_multiple_op)
4010 (cris_return_address_on_stack_for_return, cris_expand_return): New
4012 (cris_target_asm_function_prologue)
4013 (cris_initial_frame_pointer_offset): Call
4014 cris_reg_saved_in_regsave_area instead of complicated expression.
4015 Call cris_return_address_on_stack instead of an expression.
4016 (cris_print_operand) <case 'o', case 'O'>: New cases.
4017 (cris_return_address_on_stack): Change return-type to bool.
4018 (cris_simple_epilogue): Ditto. Return false if registers are
4020 * config/cris/cris-protos.h (cris_simple_epilogue)
4021 (cris_return_address_on_stack): Adjust prototype return type.
4022 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
4023 (cris_return_address_on_stack_for_return): New prototypes.
4025 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4027 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
4028 gpr_or_int12_operand.
4030 * config/frv/frv-protos.h: Add a prototype to
4031 frv_legitimate_memory_operand and frv_const_unspec_p.
4032 (frv_unspec): Move from frv.c.
4033 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
4034 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
4035 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
4036 gpr_or_fpr_operand, gpr_or_int12_operand,
4037 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
4038 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
4039 int6_operand, int5_operand, uint5_operand, uint4_operand,
4040 uint1_operand, int_2word_operand, uint16_operand,
4041 upper_int16_operand, integer_register_operand,
4042 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
4043 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
4044 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
4045 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
4046 move_destination_operand, movcc_fp_destination_operand,
4047 frv_function_symbol_referenced_p, move_source_operand,
4048 condexec_dest_operand, condexec_source_operand,
4049 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
4050 const_unspec_operand, gpr_or_memory_operand,
4051 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
4052 icc_operand, fcc_operand, cc_operand, icr_operand,
4053 fcr_operand, cr_operand, call_operand, sibcall_operand,
4054 symbolic_operand, relational_operator,
4055 integer_relational_operator, float_relational_operator,
4056 ccr_eqne_operator, minmax_operator,
4057 condexec_si_binary_operator, condexec_si_media_operator,
4058 condexec_si_divide_operator, condexec_si_unary_operator,
4059 condexec_sf_conv_operator, condexec_sf_add_operator,
4060 condexec_memory_operand, intop_compare_operator, acc_operand,
4061 even_acc_operand, quad_acc_operand, accg_operand: Move to
4063 * config/frv/frv.h (PREDICATE_CODES): Remove.
4064 * config/frv/frv.md: Include predicates.md.
4065 * config/frv/predicates.md: New.
4067 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4070 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
4071 * tree-ssa-loop-ivopts.c: Include langhooks.h.
4072 (add_standard_iv_candidates_for_size): New function, extracting code
4073 from add_standard_iv_candidates and parameterizing it by type size.
4074 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
4076 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4078 * system.h (GCOV_SIZE_TYPE): Unposion.
4079 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
4080 (GCOV_TYPE_SIZE): ...this new macro.
4081 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
4082 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
4083 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
4084 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
4085 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
4086 instead of unsigned_intSI_type_node.
4087 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
4088 (rtl_gen_one_value_profiler_no_edge_manipulation)
4089 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
4090 * value-prof.c: Include coverage.h.
4092 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
4093 Diego Novillo <dnovillo@redhat.com>
4095 Fix PR tree-optimization/20703
4096 Fix PR tree-optimization/20725
4098 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
4099 (create_expression_by_pieces): Ditto.
4100 (valid_in_set): Ditto. Also handle tcc_declaration.
4101 (find_or_generate_expression): Handle comparison class.
4102 (insert_into_preds_of_block): Ditto.
4103 (insert_aux): Ditto.
4104 (create_value_expr_from): Handle comparison class, recursively
4105 handle reference nodes.
4106 (compute_avail): Handle comparison classes, rewrite a little cleaner.
4107 (execute_pre): Fix spacing.
4108 (do_fre): Renamed to execute_fre.
4110 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4112 * doc/invoke.texi (SPARC options): Document that
4113 -mlittle-endian is not supported on Linux either.
4115 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4119 * config.gcc (Obsolete configurations): Remove
4120 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
4121 (sparclite-*-coff*): Delete.
4122 (sparclite-*-elf*): Likewise.
4123 (sparc86x-*-elf*): Likewise.
4124 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
4125 * config/sparc/lite.h: Delete.
4126 * config/sparc/litecoff.h: Likewise.
4127 * config/sparc/liteelf.h: Likewise.
4128 * config/sparc/sp86x-elf.h: Likewise.
4129 * config/sparc/t-sparclite: Likewise.
4130 * config/sparc/t-sp86x: Likewise.
4132 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
4134 * config/s390/s390-protos.h: (s390_comparison,
4135 s390_alc_comparison, s390_slb_comparison, const0_operand,
4136 consttable_operand, larl_operand, s_operand,
4137 shift_count_operand, bras_sym_operand, load_multiple_operation,
4138 store_multiple_operation, s390_plus_operand): Remove prototypes.
4139 (s390_legitimate_address_without_index_p): New prototype.
4140 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
4142 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
4143 const0_operand, consttable_operand, larl_operand, s_operand,
4144 shift_count_operand, bras_sym_operand, load_multiple_operation,
4145 store_multiple_operation, s390_plus_operand): Move to
4147 (check_mode): Remove.
4148 (s390_branch_condition_mask): Remove 'static'. Move prototype to
4150 (s390_legitimate_address_without_index_p): New.
4151 * config/s390/s390.h (PREDICATE_CODES): Remove.
4152 * config/s390/s390.md: Include predicates.md.
4153 * config/s390/predicates.md: New.
4155 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4158 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
4159 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
4160 (NEED_INDICATE_EXEC_STACK): Define to 1.
4161 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
4162 (NEED_INDICATE_EXEC_STACK): Define to 1.
4163 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
4164 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
4165 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
4166 (pic_helper_emitted_p): New global.
4167 (emit_pic_helper): New function extracted from...
4168 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
4169 Do not call emit_pic_helper if delay_pic_helper is true.
4170 (sparc_expand_prologue): Pass 'false' to load_pic_register.
4171 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
4172 (sparc_file_end): New function.
4174 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4176 * config/mcore/mcore-protos.h: Remove the prototypes for
4177 mcore_arith_reg_operand, mcore_general_movsrc_operand,
4178 mcore_general_movdst_operand, mcore_reload_operand,
4179 mcore_arith_J_operand, mcore_arith_K_operand,
4180 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
4181 mcore_arith_K_S_operand, mcore_arith_imm_operand,
4182 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4183 mcore_literal_K_operand, mcore_addsub_operand,
4184 mcore_compare_operand, mcore_load_multiple_operation,
4185 mcore_store_multiple_operation, mcore_call_address_operand.
4186 Add a prototype for const_ok_for_mcore.
4187 * config/mcore/mcore.c (mcore_call_address_operand,
4188 mcore_general_movsrc_operand, mcore_general_movdst_operand,
4189 mcore_arith_reg_operand, mcore_reload_operand,
4190 mcore_arith_J_operand, mcore_arith_K_operand,
4191 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
4192 mcore_arith_M_operand, mcore_arith_imm_operand,
4193 mcore_arith_any_imm_operand, mcore_arith_O_operand,
4194 mcore_literal_K_operand, mcore_addsub_operand,
4195 mcore_compare_operand, mcore_load_multiple_operation,
4196 mcore_store_multiple_operation): Move to predicates.md.
4197 (const_ok_for_mcore): Export.
4198 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
4199 * config/mcore/mcore.md: Include predicates.md.
4200 * config/mcore/predicates.md: New.
4202 * config/mcore/predicates.md: Fix a comment typo.
4204 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
4205 Adrian Straetling <straetling@de.ibm.com>
4207 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
4208 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
4209 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
4211 ("imul"): Removed from "type" attribute.
4212 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
4213 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
4214 Changed type to imulsi.
4215 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
4217 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4219 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
4220 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
4221 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
4222 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
4223 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
4224 (TARGET_SWITCHES, mcore_stack_increment_string)
4225 (TARGET_OPTIONS): Delete.
4226 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
4227 than *_BIT constants.
4228 (TARGET_8ALIGN): #undef old definition before redefining to 1.
4229 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
4230 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
4231 (mcore_override_options): Delete mcore_stack_increment code.
4232 Change use of M340_BIT to MASK_M340.
4233 * config/mcore/mcore.opt: New file.
4235 2005-04-04 Ian Lance Taylor <ian@airs.com>
4237 * config/arm/arm.c (replace_symbols_in_block): Remove static
4240 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4242 * config/fr30/fr30-protos.h: Remove the prototypes for
4243 stack_add_operand, add_immediate_operand,
4244 high_register_operand, low_register_operand, call_operand,
4245 di_operand, and nonimmediate_di_operand.
4246 * config/fr30/fr30.c (stack_add_operand,
4247 add_immediate_operand, high_register_operand,
4248 low_register_operand, call_operand, di_operand,
4249 nonimmediate_di_operand): Move to predicates.md.
4250 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
4251 * config/fr30/fr30.md: Include predicates.md.
4252 * config/fr30/predicates.md: New.
4254 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
4255 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
4256 mcore_call_address_operand.
4258 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
4259 general_movsrc_operand.
4261 2005-04-04 Alan Modra <amodra@bigpond.net.au>
4263 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
4266 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
4269 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
4272 2005-04-04 Richard Henderson <rth@redhat.com>
4273 Jakub Jelinek <jakub@redhat.com>
4275 PR rtl-optimization/16104
4276 * fold-const.c (fold_unary): Fix folding of vector conversions.
4278 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4280 * config.gcc (xstormy16-*-elf): Set extra_options.
4281 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
4282 * config/stormy16/stormy16.opt: New file.
4284 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4286 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
4287 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
4288 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
4289 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
4290 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
4291 (TARGET_UNIX_ASM): Delete.
4292 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
4293 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
4294 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
4295 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4296 * config/pdp11/pdp11.opt: New file.
4298 2005-04-03 Roger Sayle <roger@eyesopen.com>
4299 Alexandre Oliva <aoliva@redhat.com>
4302 * fold-const.c (non_lvalue): Split tests into...
4303 (maybe_lvalue_p): New function.
4304 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
4305 C++ front-end prior to lowering into gimple form.
4307 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4309 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
4310 BUILT_IN_STRNCASECMP): New.
4311 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
4314 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
4317 * arm.md (addsi3_compare0_for_combiner): Delete.
4318 (addsi3_compare0_scratch_for_combiner): Delete.
4319 (cmpsi_neg_shiftsi): Delete.
4320 (compare_negsi_si): New pattern.
4321 (cmpsi_negshiftsi_si): New pattern.
4322 (negated_cbranchsi4): Restrict to equality_operator.
4324 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
4327 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4329 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
4332 * doc/install.texi: Fix a typo.
4334 2005-04-03 Steven Bosscher <stevenb@suse.de>
4337 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
4338 a computed goto if the edge to the computed goto block has
4339 incoming abnormal edges. Clarify how the function works.
4341 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
4343 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
4344 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
4345 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
4346 hash_scan_set, reg_set_between_after_reload_p,
4347 reg_used_between_after_reload_p, get_avail_load_store_reg,
4348 eliminate_partially_redundant_load): Likewise.
4349 * postreload.c (reload_cse_simplify_set,
4350 reload_combine_note_use): Likewise.
4351 * predict.c (predict_insn, expected_value_to_br_prob,
4352 propagate_freq, expensive_function_p): Likewise.
4353 * print-rtl.c (print_rtx): Likewise.
4354 * profile.c (instrument_edges, instrument_values,
4355 compute_branch_probabilities, branch_prob, union_groups,
4356 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
4357 * protoize.c (in_system_include_dir, file_could_be_converted,
4358 file_normally_convertible, gen_aux_info_file, seek_to_line,
4359 do_cleaning): Likewise.
4360 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
4361 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4362 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4364 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4366 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4367 * modulo-sched.c (undo_replace_buff_elem): New structure.
4368 (kernel_number_of_cycles, ps_unschedule_node,
4369 undo_generate_reg_moves,free_undo_replace_buff,
4370 undo_permute_partial_schedule, loop_single_full_bb_p,
4371 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4372 build_loops_structure, get_sched_window): New.
4373 (generate_reg_moves): Return undo_replace_buff_elem and other
4375 (generate_prolog_epilog): Remove old loop versioning.
4376 (sms_schedule): Use loop information and loop_version.
4377 (sms_schedule_by_order): Split part of it to get_sched_window.
4378 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4379 cfg_layout_finalize and free_dominance_info before/after SMS.
4381 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4383 * cfghooks.c (lv_flush_pending_stmts,
4384 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4385 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4386 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4387 lv_add_condition_to_bb,
4388 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4389 flush_pending_stmts): New in cfg_hooks structure.
4390 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4391 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4392 lv_add_condition_to_bb): New declarations.
4393 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4395 (loop_version): Declare.
4396 * cfgloopmanip.c (cfghooks.h): Include.
4397 (duplicate_loop_to_header_edge): Change return type to bool.
4398 (loop_version, lv_adjust_loop_entry_edge): Move here.
4399 * cfgrtl.c (cfgloop.h): Include.
4400 (rtl_verify_flow_info_1): Fix.
4401 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4402 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4404 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4405 tree_lv_add_condition_to_bb): New.
4406 (tree_cfg_hooks): Add new hooks to initialization.
4407 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4408 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4410 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4412 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4413 xstormy16_below100_or_register,
4414 xstormy16_splittable_below100_or_register, and
4415 nonimmediate_nonstack_operand.
4417 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4418 xstormy16_ineqsi_operator, equality_operator,
4419 inequality_operator, shift_operator,
4420 xstormy16_below100_operand, xstormy16_below100_or_register,
4421 xstormy16_splittable_below100_or_register,
4422 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4423 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4424 equality_operator, inequality_operator,
4425 xstormy16_below100_operand, xstormy16_below100_or_register,
4426 xstormy16_splittable_below100_or_register,
4427 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4428 nonimmediate_nonstack_operand, shift_operator): Move to
4430 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4431 * config/stormy16/stormy16.md: Include predicates.md.
4432 * config/stormy16/predicates.md: New.
4434 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4436 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4437 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4438 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4439 move_operand, power_of_2_operand): Move to predicates.md.
4440 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4441 PREDICATE_CODE): Remove.
4442 * config/iq2000/iq2000.md: Include predicates.md.
4443 * config/iq2000/predicates.md: New.
4445 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4447 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4448 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4449 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4450 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4451 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4452 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4453 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4454 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4455 (TARGET_M68HC11): Delete.
4456 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4457 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4458 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4459 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4460 (nb_soft_regs): Delete.
4461 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4462 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4463 and MASK_M6812 being set simultaneously. Change the code that sets
4464 the default m68hc11_soft_reg_count to use integers instead of strings.
4465 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4466 m68hc11_soft_reg_count (which now has an int type) as the number
4468 * config/m68hc11/m68hc11.opt: New file.
4470 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4472 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4473 fp_displacement_operand, sp_displacement_operand.
4475 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4477 Remove the prototypes for tst_operand, cmp_operand,
4478 stack_register_operand, d_register_operand,
4479 hard_addr_reg_operand, splitable_operand,
4480 m68hc11_logical_operator, m68hc11_arith_operator,
4481 m68hc11_non_shift_operator, m68hc11_shift_operator,
4482 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4483 non_push_operand, hard_reg_operand, and
4484 reg_or_some_mem_operand.
4485 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4487 (tst_operand, cmp_operand, non_push_operand,
4488 splitable_operand, reg_or_some_mem_operand,
4489 stack_register_operand, d_register_operand,
4490 hard_addr_reg_operand, hard_reg_operand,
4491 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4492 m68hc11_arith_operator, m68hc11_non_shift_operator,
4493 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4495 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4496 * config/m68hc11/m68hc11.md: Include predicates.md.
4497 * config/m68hc11/predicates.md: New.
4499 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4502 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4503 change checked in along with 2005-03-03's patch for debug/20253.
4504 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4505 (remap_decl): Insert type decl in map earlier.
4507 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4509 PR tree-optimization/20640
4510 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4511 post-dominator if it has phi nodes.
4512 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4513 before dead statements.
4515 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4518 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4520 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4522 PR rtl-optimization/20290
4523 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4524 in every iteration if the entry point is the exit test.
4526 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4528 * config/cris/cris.md (attribute "length"): Define.
4530 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4532 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4533 (word_offset_memref_operand): New.
4534 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4535 (indexed_or_indirect_operand): Delete.
4536 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4537 (indexed_or_indirect_operand): Delete.
4539 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4542 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4545 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4546 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4548 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4550 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4552 2005-04-01 Ian Lance Taylor <ian@airs.com>
4554 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4555 (rus, prus): Remove static variables.
4556 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4557 (process_command): Permit report_times and use_pipes together.
4559 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4561 * c-decl.c (validate_proto_after_old_defn): Look at
4562 TYPE_MAIN_VARIANT of argument types.
4564 2005-04-01 Paul Brook <paul@codesourcery.com>
4566 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4567 (arm_output_function_epilogue): Allow call_via_SP.
4568 (thumb_call_via_reg, arm_file_end): Ditto.
4569 * config/arm/arm.h (struct machine_function): Include space for SP.
4570 (thumb_call_via_label): Update declaration.
4572 2005-04-01 Ian Lance Taylor <ian@airs.com>
4574 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4575 doing a peephole optimization, once again put any notes in the
4578 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4580 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4582 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4584 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4585 (block_alloc, find_free_reg): Likewise.
4586 * loop-doloop.c (doloop_modify): Likewise.
4587 * loop-invariant.c (record_use): Likewise.
4588 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4589 get_iv_value, canon_condition, eliminate_implied_condition,
4590 eliminate_implied_condition, simplify_using_initial_values,
4591 shorten_into_mode, canonicalize_iv_subregs,
4592 iv_number_of_iterations): Likewise.
4593 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4594 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4595 unswitch_loop): Likewise.
4596 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4597 move_movables, replace_call_address, find_and_verify_loops,
4598 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4599 record_giv, final_giv_value, general_induction_var,
4600 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4601 loop_giv_dump): Likewise.
4603 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4604 GCOV_CHECK_WRITING): Remove.
4605 (gcov_position, gcov_rewrite): Use gcc_assert.
4606 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4607 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4608 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4611 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4613 * tree-inline.c: Fix a typo.
4615 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4617 * configure.ac (enable-checking): Explicitly set all variables for
4618 collective switch values. Alphabetize variables. Rename
4619 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4621 * doc/install.texi (enable-checking): Update documentation.
4622 * configure: Rebuilt.
4624 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4626 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4629 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4631 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4632 Also reject cases where this pattern will cause load delay stalls
4633 unless optimizing for size and it will produce a shorter sequence.
4634 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4635 variants to avoid pre-adjusting the base when possible.
4637 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4639 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4640 the frame and argument pointers.
4641 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4642 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4643 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4644 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4645 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4646 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4648 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4650 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4651 with entry for selectany attribute.
4652 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4654 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4655 (i386_pe_asm_named_section): Handle sections generated by
4656 selectany attribute.
4657 * doc/extend.texi (selectany): Document attribute.
4659 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4660 Jan Hubicka <jh@suse.cz>
4662 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4663 to fix addresses involving EBP and ESP.
4664 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4665 for SUBREGed registers.
4666 (legitimate_address_p): Accept SUBREGed registers.
4668 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4671 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4672 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4675 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4677 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4679 2005-04-01 James E Wilson <wilson@specifixinc.com>
4682 * dwarf2out.c (rtl_for_decl_init): New function.
4683 (rtl_for_decl_location): Extracted from here.
4684 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4685 add_const_value_attribute. Delete initializer_constant_valid_p call.
4687 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4689 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4690 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4691 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4692 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4693 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4694 config/i386/i386.md, config/rs6000/predicates.md,
4695 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4696 config/s390/s390.c, config/stormy16/stormy16.c,
4697 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4700 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4703 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4704 COND_EXPR and CALL_EXPR.
4706 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4709 * genautomata.c (first_cycle_unit_presence): Check all alternative
4710 states for unit presence.
4712 * doc/md.texi: Remove remark about impossibility to query unit
4713 presence in non nondeterministic automaton state.
4715 * config/ia64/ia64.c (get_template): Change order of unit querying.
4717 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4719 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4722 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4724 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4725 flag for edges outside any loops.
4727 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4729 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4731 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4733 * tree-ssa-alias.c: Follow spelling conventions.
4734 * doc/tree-ssa.texi: Fix a typo.
4736 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4738 * postreload-gcse.c: Include target.h.
4739 (gcse_after_reload_main): Return early if we cannot modify jumps.
4740 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4742 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4744 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4745 expensive operations.
4747 2005-03-31 Ian Lance Taylor <ian@airs.com>
4749 * collect2.c (lderrout): New variable.
4750 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4751 if it is set, to stderr.
4752 (handler): Unlink lderrout if it is set.
4753 (dump_file): Add "to" parameter. Change all callers.
4754 (main): Initialize lderrout.
4755 (collect_execute): Add errname parameter. Change all callers.
4756 Rename redir parameter to outname. Never pass
4757 PEX_STDERR_TO_STDOUT to pex_run.
4758 * collect2.h (collect_execute, dump_file): Update declarations.
4759 * tlink.c (tlink_execute): Add errname parameter. Change all
4761 (do_tlink): Check lderrout as well as ldout.
4763 2005-03-31 Caroline Tice <ctice@apple.com>
4765 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4766 (bb-reorder.o): Add errors.h to list of requirements.
4767 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4768 profiledbootstrap flags.
4769 * bb-reorder.c (errors.h): Add new include.
4770 (struct bbro_basic_block_data_def): Add new field, in_trace.
4771 (add_unlikely_executed_notes): Remove function.
4772 (mark_bb_for_unlikely_executed_section): Remove function.
4773 (insert_section_boundary_note): New function.
4774 (verify_hot_cold_block_grouping): New function.
4775 (push_to_next_round_p): Remove variables and tests that push all
4776 cold blocks to last round.
4777 (find_traces): Remove code that added extra round of trace finding
4778 when doing partitioning.
4779 (find_traces_1_round) : Remove variable last_round; add code to
4780 update new struct field, in_trace; correct trace_length where it was
4781 incorrect before (after call to copy_bb); change code that pushed all
4782 cold blocks to last round. Instead verify that all blocks going into
4783 a trace belong in the same partition.
4784 (connect_traces): Modify to connect the traces in two passes, if the
4785 function contains both hot and cold blocks. The first pass connects
4786 all the traces for blocks in the partition that the first block in
4787 the function belongs to; the second pass connnects all the traces
4788 containing blocks that belong in the other partition.
4789 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4790 code that automatically put the first block in a function into the
4791 hot partition if the function had any hot blocks.
4792 (fix_crossing_unconditional_branches): Check number of succ edges
4793 before attempting to get one.
4794 (fix_edges_for_rarely_executed_code): Update comment describing
4796 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4797 remove call to add_unlikely_executed_notes; add call to
4798 verify_hot_cold_block_grouping.
4799 (duplicate_computed_gotos): Don't change computed goto if it's a
4801 (partition_hot_cold_basic_blocks): Update function comment.
4802 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4804 (try_forward_edges): Likewise.
4805 (merge_blocks_move_predecessor_nojumps): Likewise.
4806 (merge_blocks_move_successor_nojumps): Likewise.
4807 (merge_blocks_move): Likewise.
4808 (try_crossjump_bb): Likewise.
4809 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4810 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4811 notes to cold bb's; remove call to update_unlikely_executed_notes.
4812 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4813 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4814 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4815 function declaration.
4816 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4818 (rtl_can_merge_blocks): Remove redundancy from condition.
4819 (try_redirect_by_replacing_jump): Likewise.
4820 (force_nonfallthru_and_redirect): Remove code for adding
4821 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4822 (commit_one_edge_insertion): Likewise.
4823 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4824 * dbxout.c (FORCE_TEXT): Replace function_section with
4825 current_function_section.
4826 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4827 function, switch_text_section.
4828 (struct xcoff_debug): Likewise.
4829 (dbxout_function_end): Add code to put out label diffs for both
4830 hot and cold sections.
4831 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4832 for new debug_hooks funciton, switch_text_section..
4833 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4834 switch_text_section.
4835 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4836 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4837 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4838 dw_fde_switched_sections.
4839 (output_call_frame_info): Add test to see if function switches text
4840 sections in the middle; if so, use appropriate extra hot and cold
4841 section labels to compute size deltas for the hot and cold sections.
4842 (dwarf2out_begin_prologue): Add code to initialize new fields in
4844 (dwarf2out_switch_text_section): New function (invoked through
4845 debug_hook); updates new fields in dw_fde_struct appropriately and
4846 increments separate_line_info_table_in_use.
4847 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4848 dwarf2out_switch_text_section.
4849 (struct var_loc_node): Add new field, section_label.
4850 (output_aranges): Add code to check whether in hot or cold section and
4851 use the appropriate label in calculating deltas.
4852 (output_ranges): Likewise.
4853 (output_line_info): Add code to check which section we're in and
4854 use appropriate hot/cold label.
4855 (add_location_or_constant_value_attribute): Likewise.
4856 (gen_subprogam_die): Modify arange attributes to use correct labels.
4857 (dwarf2out_begin_block): Change call to function_section into call to
4858 current_function_section.
4859 (dwarf2out_end_block): Likewise.
4860 (dwarf2out_source_line): Likewise.
4861 (dwarf2out_var_location): Add code to check whether in hot or cold
4862 section and use the appropriate label.
4863 * except.c (output_function_exception_table): Change call to
4864 function_section into call to current_function_section.
4865 * final.c (profile_function): Likewise.
4866 (scan_ahead_for_unlikely_executed_note): Remove function.
4867 (final_scan_insn): Remove calls to
4868 scan_ahead_for_unlikely_executed_note, and related code for switching
4869 to cold section, except for the single time
4870 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4871 debug_hooks->switch_text_sections; replace appropriate calls to
4872 function_section with calls to current_function_section.
4873 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4874 test_bb to condition.
4875 (find_if_case_2): Likewise.
4876 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4877 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4878 * opts.c (decode_options): Change warning about hot/cold partitioning
4879 with exceptionss to inform (so as not to cause bootstrap failures);
4880 remove warning about partitioning with DWARF debug info.
4881 * output.h (current_function_section): Add new function decl.
4882 (insert_section_boundary_note): Likewise.
4883 (enum in_section): Move this declaration here from varasm.c.
4884 (unlikely_section_label): Likewise.
4885 (unlikely_text_section_name): Likewise.
4886 (last_text_section_name): New global variable.
4887 (last_text_section): Likewise.
4888 (hot_section_label): Likewise.
4889 (hot_section_end_label): Likewise.
4890 (cold_section_end_label): Likewise.
4891 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4892 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4893 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4894 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4895 insn from consideration.
4896 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4897 switch_text_section.
4898 * varasm.c (basic-block.h): Add new include.
4899 (unlikely_section_label_printed): Remove global variable.
4900 (unlikely_section_label): Make global variable not be static any more.
4901 (unlikely_text_section_name): Likewise.
4902 (hot_section_end_label): New global variable (not static)
4903 (first_function_block_is_cold): Likewise.
4904 (hot_section_label): Likewise.
4905 (cold_section_end_label): Likewise..
4906 (last_text_section): New global variable, not static.
4907 (last_text_section_name): New global variable, not static.
4908 (initialize_cold_section_name): New function.
4909 (enum in_section): Move declaration to output.h.
4910 (text_section): Update last_text_section.
4911 (unlikely_text_section): Replace code to determine cold section name
4912 with call to initialize_cold_section_name; Add code to update
4913 last_text_section; remove code for printing out label.
4914 (named_section_real): Add code to update last_text_section and
4915 last_text_section_name as appropriate.
4916 (function_section): Change test for 'unlikely' to depend on
4917 first_function_block_is_cold (moved old test to
4918 current_function_section).
4919 (current_function_section): New function.
4920 (assemble_start_function): Move code that frees
4921 unlikely_text_section_name; initialize hot_section_end_label;
4922 print hot and cold section labels at the start of the function;
4923 set first_function_block_is_cold, if appropriate; initialize l
4924 ast_text_section; add call to insert_section_boundary_note.
4925 (assemble_end_function): Add code to write out hot and cold section
4927 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4928 switch_text_section.
4929 * config/darwin.c (machopic_select_section): Replace incorrect
4930 function in base_funs; update reloc for cold sections if necessary.
4931 * config/darwin.h (SECTION_FUNCTION): Add code to update
4932 last_text_section if appropriate.
4933 (text_unlikely_section): Remove.
4934 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4935 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4936 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4937 partitioning for this architecture.
4939 2005-03-31 Olivier Hainque <hainque@adacore.com>
4941 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4942 defined and non-zero.
4944 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4947 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4950 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4953 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4954 label operand. Remove (use (unspec..)). Don't emit a label on
4956 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4957 generate inline label for load_toc_v4_PIC_1b.
4958 (rs6000_emit_load_toc_table): Likewise.
4960 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4962 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4963 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4965 2005-03-29 Devang Patel <dpatel@apple.com>
4967 * tree-sra.c (decide_block_copy): Disable scalarization of
4970 2005-03-30 Stuart Hastings <stuart@apple.com>
4971 Dale Johannesen <dalej@apple.com>
4973 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4974 * print-tree.c (print_node): Add case STATEMENT_LIST.
4976 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4978 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4979 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4980 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4981 is given with "powerpc64*" or "all", or when --with-cpu chooses
4984 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4987 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4988 gen_lexical_block_die.
4989 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4991 2005-03-31 Jan Hubicka <jh@suse.cz>
4993 2004-11-02 Jan Hubicka <jh@suse.cz>
4995 * cgraph.c (cgraph_varpool_node_name): New function.
4996 (dump_cgraph_varpool_node): New function.
4997 (dump_varpool): New function.
4998 * cgraphunit.c (cgraph_optimize): Dump varpool.
5000 2004-10-16 Jan Hubicka <jh@suse.cz>
5002 * cgraph.c (decide_is_variable_needed): New function.
5003 (cgraph_varpool_finalize_decl): Use it.
5004 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
5006 * final.c (output_addr_const): Do not call mark_referenced.
5007 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
5008 always go via cgraph.
5009 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
5010 (check_global_declarations): Ifdef out code clearing DECL_RTL.
5011 * tree-optimize.c (execute_inline): Mark functions called.
5012 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
5014 2004-10-11 Jan Hubicka <jh@suse.cz>
5016 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
5017 (cgraph_varpool_last_needed_node): New static variable.
5018 (enqueue_needed_varpool_node): Break out from ...; add items to the
5019 end of queue; update first pointers.
5020 (cgraph_varpool_mark_needed_node): ... here.
5021 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
5022 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
5023 * cgraph.h (cgraph_varpool_node): Add analyzed field.
5024 (cgraph_varpool_first_unanalyzed_node): Declare.
5025 * cgraphunit.c: Include output.h.
5026 (cgraph_varpool_analyze_pending_decls): New function.
5027 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
5028 for errors, analyze pending decls.
5029 (cgraph_finalize_compilation_unit): Only analyze decls.
5030 (cgraph_optimize): Assemble the decls after expanding.
5032 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
5034 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
5035 subvars get marked properly in tags for grouping.
5036 (add_pointed_to_var): Mark only actual pointed to
5037 variables/subvars in addresses needed.
5038 (create_overlap_variables_for): Clear call clobbered on original
5040 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
5041 addresable vars with subvars into list.
5042 * tree-ssa.c (verify_ssa_name): Verify original is not used where
5045 2005-03-30 Richard Henderson <rth@redhat.com>
5047 * cgraph.h (struct cgraph_node): Add alias.
5048 * varasm.c (assemble_alias): Set it.
5049 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
5050 avoid calling cgraph_expand_function.
5052 2005-03-30 Tom Tromey <tromey@redhat.com>
5054 * tree.def (FILE_TYPE): Removed.
5055 * typeclass.h (enum type_class): Removed file_type_class.
5056 * dwarf2out.c (is_base_type): Updated.
5057 (gen_type_die): Likewise.
5058 * dbxout.c (dbxout_type): Updated.
5059 * builtins.c (type_to_class): Updated.
5060 * tree.c (type_contains_placeholder_1): Updated.
5061 * config/sparc/sparc.c (sparc_type_code): Updated.
5062 * config/ia64/ia64.c (hfa_element_mode): Updated.
5063 * expr.c (count_type_elements): Updated.
5064 * stor-layout.c (layout_type): Updated.
5065 * tree-inline.c (remap_type): Updated.
5066 * tree-pretty-print.c (dump_generic_node): Updated.
5068 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
5070 * builtins.c (expand_builtin_powi): Fix mode of
5071 2nd argument to match int.
5072 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
5073 2nd argument type to int.
5074 * libgcc2.c: Change prototype of __powi* functions to use
5077 2005-03-30 Dale Johannesen <dalej@apple.com>
5080 * calls.c (expand_call): Flush pending deferrals before
5083 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5087 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
5088 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
5089 c_label_context, label_context_stack): New.
5090 * c-decl.c (define_label): Check for jumps into statement
5091 expressions. Add label to list of defined labels.
5092 (start_function): Push context on label_context_stack.
5093 (finish_function): Pop context from label_context_stack.
5094 * c-typeck.c (label_context_stack): New.
5095 (c_finish_goto_label): Check for jumps into statement
5096 expressions. Add label to list of jumped to labels.
5097 (struct c_switch): Add blocked_stmt_expr.
5098 (c_start_case): Initialize it.
5099 (do_case): Check it.
5100 (c_finish_case): Verify !blocked_stmt_expr.
5101 (c_begin_stmt_expr): Push context on label_context_stack.
5102 Increment blocked_stmt_expr. Mark labels jumped to from outside
5104 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
5105 defined in the statement expression and no longer jumpable to.
5106 Mark labels jumped to from just outside the statement expression
5107 as again definable. Pop context from label_context_stack.
5108 * doc/extend.texi (Statement Exprs): Update.
5110 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5113 * c-decl.c (start_function): Check for old_decl being
5116 2005-03-30 Ian Lance Taylor <ian@airs.com>
5118 * final.c (final): Remove prescan parameter. Change all callers.
5119 (final_scan_insn): Remove prescan parameter. Change all callers.
5121 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
5123 * tree-vectorizer.c: Fix comment typos.
5125 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
5127 * tree-scalar-evolution.c (instantiate_parameters_1): Return
5128 as soon as a chrec_dont_know is detected.
5130 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
5132 Merge from csl-arm-branch.
5133 2004-02-12 Mark Mitchell <mark@codesourcery.com>
5135 * tlink.c (recompile_files): Do not assume that "rename" can
5136 overwrite an existing file.
5138 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
5140 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
5141 * gcc/configure: Regenerate.
5143 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5145 * doc/install.texi: Update binutils requirement for powerpc*-linux.
5147 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
5149 * calls.c (struct arg_data): Update "partial" comment.
5150 (load_register_parameters): Update "nregs" comment.
5152 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5154 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
5155 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
5156 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
5157 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
5158 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
5159 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
5160 than target_flags & 0.
5161 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
5162 (iq2000_arch, iq2000_parse_cpu): Delete.
5163 (TARGET_HANDLE_OPTION): Override default.
5164 (iq2000_handle_option): New function.
5165 (override_options): Remove -march= and -mcpu= handling.
5166 * config/iq2000/iq2000.opt: New file.
5168 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5170 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
5171 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
5172 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
5173 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
5174 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
5175 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
5176 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
5177 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
5178 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
5179 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
5180 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
5181 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
5182 (c4x_rpts_cycles_string, c4x_cpu_version_string)
5183 (TARGET_OPTIONS): Delete.
5184 (c4x_rpts_cycles, c4x_cpu_version): Declare.
5185 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
5186 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
5187 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
5188 (c4x_cpu_version_string): Delete.
5189 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5190 (c4x_handle_option): New function. Map -m3x and -m4x options to the
5191 equivalent -mcpu= option.
5192 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
5193 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
5194 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
5195 or clearing the appropriate MASK_* bit.
5196 (c4x_file_start): Use c4x_cpu_version.
5197 * config/c4x/c4x.opt: New file.
5199 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5201 * doc/options.texi: Document the new MaskExists flag.
5202 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
5203 if the option has the MaskExists flag.
5205 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5207 * opt-functions.awk (flag_set_p, test_flag): New functions.
5208 (switch_flags): Use them.
5209 * opth-gen.awk: Use flag_set_p to check for flags.
5210 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
5212 2005-03-30 Ian Lance Taylor <ian@airs.com>
5214 * config.host (i[34567]86-*-mingw32*): Don't set
5215 host_can_use_collect2 to no.
5217 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5220 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
5221 Remove convert_memory_address call duplicating that in memory_address.
5223 2005-03-29 Richard Henderson <rth@redhat.com>
5226 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
5227 (build_compound_literal): Likewise. Propagate decl type into the
5229 (finish_decl): Likewise. Use new return value from complete_array_type
5230 for zero sized arrays.
5231 (complete_array_type): Move ...
5232 * c-common.c (complete_array_type): ... here. Change first argument
5233 to pointer-to-type-node. Consistently use sizetype for the index
5234 except for zero sized arrays. Detect zero sized arrays for pedantic
5235 mode diagnostics. Create a new type node instead of modifying the
5237 * c-tree.h (complete_array_type): Move decl ...
5238 * c-common.h (complete_array_type): ... here.
5240 2005-03-29 Richard Henderson <rth@redhat.com>
5243 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
5245 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
5247 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
5248 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
5249 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
5250 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
5252 2005-03-29 Eric Christopher <echristo@redhat.com>
5254 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
5255 truthvalue conversion removal.
5257 2005-03-29 Ian Lance Taylor <ian@airs.com>
5260 * collect2.c: Never include <vfork.h>.
5261 (VFORK_STRING, vfork): Don't define.
5262 (pid): Remove global variable.
5263 (handler): Call raise instead of kill (getpid(), ...).
5264 (collect_wait): Add pex parameter. Change all callers. Use
5265 pex_get_status rather than pwait.
5266 (do_wait): Add pex parameter. Change all callers.
5267 (collect_execute): Return struct pex_obj * rather than void. Use
5268 pex routines rather than pexecute.
5269 (fork_execute): Get pex_obj from collect_execute, and pass it to
5271 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
5272 Only declare quit_handler if SIGQUIT is defined.
5273 (scan_libraries): Likewise.
5274 * collect2.h (collect_execute): Update declaration.
5275 (collect_wait): Update declaration.
5276 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
5277 pass it to collect_wait.
5279 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
5282 * c-parser.c (c_parser_compound_statement_nostart): Give error
5283 message for EOF instead of just setting parser->error.
5285 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
5287 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
5288 (slpeel_update_phi_nodes_for_guard1): New function.
5289 (slpeel_update_phi_nodes_for_guard2): New function.
5290 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
5291 of slpeel_update_phi_nodes_for_guard.
5292 (vectorize_loops): Remove call to loop_closed_rewrite.
5293 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
5296 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
5298 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
5299 (TARGET_LITTLE_ENDIAN): New macro.
5300 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
5301 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
5302 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
5303 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
5304 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
5305 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
5306 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
5307 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
5308 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
5309 (TARGET_OPTIONS): Delete.
5310 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
5311 (CACHE_FLUSH_TRAP): Turn into an integer.
5312 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
5313 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
5314 -mflush-trap is in use.
5315 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
5316 (m32r_cache_flush_trap_string): Delete.
5317 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
5318 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
5319 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
5320 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5321 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
5322 -mmodel= and -msdata= handling from...
5323 (m32r_init): ...here.
5324 * config/m32r/m32r.opt: New file.
5326 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
5328 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
5329 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
5330 * tree-vect-analyze.c (vect_object_analysis): additional parm
5331 pass back a "struct ptr_info_def *" with the points-to info.
5332 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
5333 statement using info returned from vect_object_analysis.
5334 * tree-vect-transform.c (update_vuses_to_preheader): New function.
5335 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
5336 for virtual uses and defs when creating a replacement vector
5337 reference. Call duplicate_ssa_name_ptr_info to define points-to
5338 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
5339 (vectorizable_store): copy_virtual_operands and update
5340 definition statements.
5341 (vectorizable_load): copy_virtual_operands. Remove call to
5342 mark_call_clobbered_vars_to_rename for call to "const" builtin.
5343 * tree-vectorizer.c (vectorize_loops): Remove calls to
5344 rewrite_into_ssa and bitmap_clear (vars_to_rename).
5345 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
5346 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
5347 define macro STMT_VINFO_PTR_INFO for use in accessing.
5348 * tree.h add export of duplicate_ssa_name_ptr_info.
5349 * rs6000.c (altivec_init_builtins): Declare builtin function
5350 __builtin_altivec_mask_for_load to be "const".
5352 2005-03-29 Jakub Jelinek <jakub@redhat.com>
5355 * cgraph.h (struct cgraph_varpool_node): Add alias field.
5356 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
5357 assemble_variable on aliases.
5358 * varasm.c (assemble_alias): Set node->alias.
5359 * toplev.c (wrapup_global_declarations): Don't call
5360 rest_of_decl_compilation on aliases again.
5362 2005-03-29 Paul Brook <paul@codesourcery.com>
5364 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
5365 * config/arm/arm.c (arm_dbx_register_number): New function.
5366 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
5368 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5371 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5372 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5374 2005-03-29 Dale Johannesen <dalej@apple.com>
5376 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5377 $(TREE_H) and $(COVERAGE_H).
5378 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5379 * opts.c (common_handle_option): Enable tree-based value transforms.
5380 * toplev.c (process_options): Ditto.
5381 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5382 refers to references to this type.
5383 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5384 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5385 for may_be_more, may_be_less.
5386 (rtl_gen_pow2_profiler): Adjust.
5387 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5388 (rtl_gen_one_value_profiler): Adjust.
5389 (rtl_gen_const_delta_profiler): Adjust.
5390 * tree-profile.c (tree_gen_interval_profiler): Implement.
5391 (tree_gen_pow2_profiler): Ditto.
5392 (tree_gen_one_value_profiler): Ditto.
5393 (tree_profiling): New.
5394 (pass_tree_profile): Reference it.
5395 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5397 (insn_divmod_values_to_profile): Rename to
5398 rtl_divmod_values_to_profile. Adjust.
5399 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5400 (insn_prefetch_values_to_profile): Adjust.
5401 (rtl_value_profile_transformations): Adjust.
5402 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5403 (gen_mod_pow2): Rename to rtl_mod_pow2.
5404 (gen_mod_subtract): Rename to rtl_mod_subtract.
5405 (divmod_fixed_value_transform): Rename to
5406 rtl_divmod_fixed_value_transform.
5407 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5408 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5409 (rtl_find_values_to_profile): Adjust.
5410 (tree_value_profile_transformations): Implement.
5411 (tree_divmod_values_to_profile): New.
5412 (tree_values_to_profile): New.
5413 (tree_divmod_fixed_value): New.
5414 (tree_mod_pow2): New.
5415 (tree_mod_subtract): New.
5416 (tree_divmod_fixed_value_transform): New.
5417 (tree_mod_pow2_value_transform): New.
5418 (tree_mod_subtract_transform): New.
5419 (tree_find_values_to_profile): Implement.
5420 * profile.c (instrument_values): Free histograms.
5421 (compute_value_histograms): Adjust. Implement tree version.
5423 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5425 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5426 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5427 variable. Output "fldcw" depending on round_mode.
5428 * config/i386/i386.md (UNSPEC_FIST): New.
5429 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5430 New isns patterns to implement lrint and llrint built-ins as x87
5432 (fistdi2, fist<mode>2 splitters): New splitters.
5433 (lrint<mode>2): New expanders.
5435 2005-03-28 Ian Lance Taylor <ian@airs.com>
5437 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5438 0 when calling final_scan_insn.
5440 2005-03-28 Jan Hubicka <jh@suse.cz>
5443 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5446 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5447 types where possible.
5449 2005-03-26 Per Bothner <per@bothner.com>
5451 Make -f[no-]show-column also control non-cpp diagnostics.
5452 * c.opt (fshow-column): Move option from here ...
5453 * common.opt (fshow-column): ... to here.
5454 * diagnostic.c (diagnostic_build_prefix): Only print column number
5455 if flag_show_column.
5457 2005-03-27 Steven Bosscher <stevenb@suse.de>
5459 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5460 vax_output_conditional_branch): New prototypes.
5461 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5462 extracted from vax.md mov and add patterns.
5463 (vax_output_conditional_branch): New function to output conditional
5464 branch instructions.
5465 * vax.md: Use mode macros for arithmetic and mov patterns.
5466 Use code macros for the jump patterns.
5468 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5470 * Makefile.in (libbackend.o): Depend on version files;
5471 add custom generation command.
5473 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5476 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5477 sure that we have a REG before getting its REGNO.
5479 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5481 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5482 * builtins.def (BUILT_IN_STRNDUP): New.
5484 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5486 PR tree-optimization/20470
5487 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5490 2005-03-25 Mike Stump <mrs@apple.com>
5492 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5495 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5497 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5498 Use our own structure definitions.
5500 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5501 (fix_truncdfsi2): Allow registers or memory as destination.
5502 When TARGET_PPC_GFXOPT, generate simplified pattern.
5503 (fix_truncdfsi2_internal): Use define_insn_and_split.
5504 (fix_truncdfsi2_internal_gfxopt): New.
5505 (fctiwz): Don't confuse register allocation by giving it no choices.
5507 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5508 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5509 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5510 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5512 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5514 * dominance.c (free_dominance_info): Speed up by freeing et
5515 data structures without maintaining other nodes.
5516 * et-forest.c (et_free_tree_force): New.
5517 * et-forest.h: Add a prototype for et_free_tree_force.
5519 * tree.c (get_set_constructor_bits,
5520 get_set_constructor_bytes): Remove.
5521 * tree.h: Remove the corresponding prototypes.
5523 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5526 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5527 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5528 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5529 PRE_DEC, NEG and NOT.
5531 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5533 * fold-const.c: Convert uses of fold (build (...)) to
5536 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5538 PR rtl-optimization/20249
5539 * cse.c (insert_regs): Do not record equivalence of registers in
5542 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5544 * emit-rtl.c (reverse_comparison): Remove.
5545 * rtl.h: Remove the corresponding prototype.
5547 2005-03-24 James E Wilson <wilson@specifixinc.com>
5549 * doc/install.texi (--enable-altivec): Delete docs.
5551 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5553 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5554 SFmode and DFmode before reload when
5555 flag_unsafe_math_optimizations not enabled.
5557 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5559 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5561 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5562 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5564 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5566 * configure.ac (enable-checking): Add 'runtime' option.
5567 * doc/install.texi (enable-checking): Document 'runtime' checking.
5568 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5569 * config.in: Regenerated.
5570 * configure: Regenerated.
5572 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5574 * optabs.h (enum optab_index): Remove OTI_llrint.
5575 (llrint_optab): Remove macro.
5576 * optabs.c (init_optabs): Remove llrint_optab initialization.
5577 * genopinit.c (optabs): Remove llrint_optab implementation.
5578 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5581 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5583 PR rtl-optimization/20532
5584 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5585 overflow when adding coefficients for PLUS or MINUS.
5586 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5589 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5591 * langhooks.h (truthvalue_conversion): Remove.
5592 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5593 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5594 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5595 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5596 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5598 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5600 * params.def: Fix a typo.
5601 * config/mips/mips.c: Follow the spelling convensions.
5602 * doc/invoke.texi: Fix typos.
5604 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5606 Fix PR tree-optimization/20601
5608 * tree-ssa-pre.c (insert_aux): Add missing condition to
5611 2005-03-23 Ian Lance Taylor <ian@airs.com>
5613 * final.c (final_scan_insn): Don't remove no-op instructions.
5614 * reload1.c (reload): Remove simple no-op instructions even when
5617 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5619 PR tree-optimization/20501
5620 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5621 reporting that peeling for alignment is applied moved to...
5622 * (vect_analyze_data_refs_alignment): Here.
5624 2005-03-23 Ian Lance Taylor <ian@airs.com>
5626 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5628 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5630 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5631 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5633 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5635 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5636 imply that this is called once, independent of asms in code.
5637 Adjust to now being pased output and input lists. Mention helper
5638 function decl_overlaps_hard_reg_set_p.
5639 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5640 hook_tree_tree_identity and to take three trees, returning third.
5641 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5643 * stmt.c: include hard-reg-set.h before tree.h.
5644 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5645 (decl_conflicts_with_clobbers_p): Call
5646 decl_overlaps_hard_reg_set_p.
5647 (expand_asm_operands): Pass output and input lists in call to
5648 targetm.md_asm_clobbers.
5649 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5650 hook_tree_tree_tree_tree_3rd_identity.
5651 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5653 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5654 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5655 parameters, first two unused.
5656 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5657 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5658 in constraint letters and MOF is not mentioned as a asm-declared
5659 register in neither of the input and output lists.
5661 2005-03-23 DJ Delorie <dj@redhat.com>
5663 * optabs.c (expand_binop): Make sure the first subword's result
5666 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5668 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5669 Call c_common_truthvalue_conversion rather than
5670 lang_hooks.truthvalue_conversion.
5671 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5672 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5674 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5675 c_common_truthvalue_conversion.
5676 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5677 c_parser_conditional_expression, c_parser_binary_expression): Call
5678 c_objc_common_truthvalue_conversion.
5679 * c-typeck.c (build_unary_op): Call
5680 c_objc_common_truthvalue_conversion.
5681 (build_conditional_expr): Do not call
5682 lang_hooks.truthvalue_conversion.
5683 (build_binary_op): Call c_common_truthvalue_conversion.
5684 (c_objc_common_truthvalue_conversion): Moved from
5685 c-objc-common.c. Call default_function_array_conversion instead
5686 of default_conversion.
5688 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5690 * c-common.h (default_conversion): Remove.
5691 (perform_integral_promotions): Add.
5692 * c-tree.h (default_conversion): Add.
5693 * c-typeck.c (perform_integral_promotions): New, split out from
5695 * c-common.c (check_case_value): Use perform_integral_promotions,
5696 not default_conversion.
5697 (c_add_case_label): Don't continue processing case label after
5698 found to be pointer.
5700 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5702 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5703 the prefix list if we have already added a multilib directory
5705 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5708 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5710 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5712 * reload.h: Remove the prototype for indirect_symref_ok.
5714 * reload1.c (indirect_symref_ok): Make it global.
5715 * reload.h: Add a prototype for indirect_symref_ok.
5717 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5719 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5722 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5724 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5726 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5728 * c-opts.c (c_common_parse_file): Only start/end main source file
5729 if debug hooks says the writer wants it.
5730 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5732 (xcoff_debug_hooks): Ditto.
5733 * debug.c (do_nothing_hooks): Ditto.
5734 * debug.h (gcc_debug_hooks): Ditto.
5735 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5736 * sdbout.c (sdb_debug_hooks): Ditto.
5737 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5739 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5741 * doc/extend.texi: Deprecate C++ min/max operators.
5743 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5745 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5746 artificial original candidates.
5748 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5749 Jan Hubicka <jh@suse.cz>
5750 Steven Bosscher <stevenb@suse.de>
5752 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5753 call cost based on argument sizes.
5754 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5756 * params.def: (max-inline-inssn-single): Set to 450.
5757 (max-inline-insns-auto): Set to 90.
5758 (max-inline-insns-recursive): Set to 450
5759 (max-inline-insns-recursive-auto): Set to 450.
5760 (large-function-insns): Set to 2700.
5761 (inline-call-cost): New parameter.
5762 * tree-inline.c (estimate_move_cost): New function.
5763 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5764 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5766 * tree-inline.h (estimate_move_cost): Declare.
5767 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5768 (max-inline-insns-auto): Change default to 90.
5769 (max-inline-insns-recursive): Change default to 450
5770 (max-inline-insns-recursive-auto): Change default to 450.
5771 (large-function-insns): Change default to 2700.
5772 (inline-call-cost): Document new parameter.
5774 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5776 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5777 (TARGET_DEFAULT): Delete.
5778 * config/i860/i860.opt: New file.
5780 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5782 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5783 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5784 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5785 (frv_sched_lookahead): Delete.
5786 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5787 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5788 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5789 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5790 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5791 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5792 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5793 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5794 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5795 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5796 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5797 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5798 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5799 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5800 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5801 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5802 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5803 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5804 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5805 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5806 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5807 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5808 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5809 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5810 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5811 (frv_sched_lookahead): Delete.
5812 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5813 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5814 (frv_handle_option): New function. Move -mcpu= handling from...
5815 (frv_override_options): ...here. Remove handling of other
5817 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5818 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5819 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5820 and TARGET_NO_MULTI_CE.
5821 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5822 !TARGET_VLIW_BRANCH.
5823 * config/frv/frv.opt: New file.
5825 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5827 * fold-const.c (fold_ternary): Take decomposed arguments of
5829 (fold): Update a call to fold_ternary.
5831 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5832 * tree.h: Add corresponding prototypes.
5834 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5837 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5838 between jump table and its label.
5839 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5840 resp. ADDR_DIFF_VEC and the label preceeding it.
5841 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5842 is emitted in the right section.
5844 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5846 * fold-const.c (fold_unary, fold_binary): Update comments
5849 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5851 PR rtl-optimization/20527
5852 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5853 REG_INC note, test that the register also isn't mentioned in PRED
5856 2005-03-22 Ben Elliston <bje@au.ibm.com>
5858 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5861 2005-03-21 Mike Stump <mrs@apple.com>
5863 * varasm.c (default_assemble_visibility): Remove extra ().
5865 2005-03-21 Roger Sayle <roger@eyesopen.com>
5868 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5869 to determine whether a block can be duplicated, rather than test
5870 whether the block contains noncopyable insns ourselves.
5872 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5874 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5877 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5879 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5881 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5883 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5884 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5885 * config/fr30/fr30.opt: New file.
5887 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5889 Fix PR tree-optimization/20542
5891 * tree-flow-inline.h (overlap_subvar): Move to here.
5892 * tree-ssa-operands.c: From here.
5893 * tree-flow.h (overlap_subvar): Declare.
5894 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5895 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5896 for variables with subvars.
5898 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5901 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5902 * modulo-sched.c (const_iteration_count): Return on NULL
5904 (print_node_sched_params): Return on NULL dump_file.
5905 (generate_reg_moves): Handle reg-anti dependencies and disregard
5906 closing branch when generating register moves.
5907 (sms_schedule): Mark the SMSed block dirty.
5908 * passes.c (rest_of_handle_sms): Call update_life_info for all
5910 * testsuite/gcc.dg/20050321-1.c: New test.
5912 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5914 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5915 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5916 movqi_internal): Likewise.
5918 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5920 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5921 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5922 xtensa_b4const): Delete prototypes.
5923 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5924 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5925 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5926 xtensa_extra_constraint): New prototypes.
5927 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5928 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5929 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5930 move_operand, const_float_1_operand, fpmem_offset_operand,
5931 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5932 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5933 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5934 argument type to HOST_WIDE_INT.
5935 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5936 xtensa_mask_immediate): Likewise.
5937 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5938 Likewise. Also make these functions static.
5939 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5940 (xtensa_const_ok_for_letter_p): New.
5941 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5942 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5943 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5944 move_operand, const_float_1_operand, fpmem_offset_operand,
5945 branch_operator, ubranch_operator, boolean_operator): Move to
5947 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5948 (xtensa_mem_offset): Change return type to bool.
5949 (xtensa_extra_constraint): New.
5950 (gen_int_relational): Update type of const_range_p function pointer.
5951 Use xtensa_b4const_or_zero.
5952 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5953 xtensa_const_ok_for_letter_p. Update comments.
5954 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5955 (PREDICATE_CODES): Delete.
5956 * config/xtensa/xtensa.md: Include predicates.md.
5957 * config/xtensa/predicates.md: New file.
5959 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5961 * config/v850/v850-protos.h: Remove the prototypes for
5962 reg_or_int9_operand, reg_or_const_operand,
5963 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5964 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5965 movsi_source_operand, power_of_two_operand,
5966 not_power_of_two_operand, special_symbolref_operand,
5967 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5968 register_is_ok_for_epilogue.
5969 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5970 reg_or_int9_operand, reg_or_const_operand,
5971 call_address_operand, special_symbolref_operand,
5972 movsi_source_operand, power_of_two_operand,
5973 not_power_of_two_operand, register_is_ok_for_epilogue,
5974 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5975 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5977 * config/v850/v850.h (PREDICATE_CODES): Remove.
5978 * config/v850/v850.md: Include predicates.md.
5979 * config/v850/predicates.md: New.
5981 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5983 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5984 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5985 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5986 (itoolsdir, itoolsdatadir): Move definition above new first use.
5987 (install-itoolsdirs): New rule.
5988 (install-mkheaders): Depend on install-itoolsdirs, not
5989 install-include-dir.
5991 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5993 * tree-into-ssa.c: Remove obsolete comments.
5995 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5997 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5998 unrolling if -fpeel-loops is specified, too.
5999 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6000 Remove superfluous check for flag_unroll_loops.
6002 2005-03-21 Uros Bizjak <uros@kss-loka.si>
6004 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
6005 (lrint_optab, llrint_optab): Define corresponding macros.
6006 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
6007 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
6008 pattern and llrint_optab using llrintdi2 patterns.
6009 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
6010 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
6011 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
6012 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
6013 flag_unsafe_math_optimizations is set.
6015 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6017 * combine.c (combine_simplify_rtx, simplify_if_then_else,
6018 simplify_logical, if_then_else_cond, known_cond,
6019 simplify_comparison): Adjust calls to reverse_comparison.
6020 Don't use combine_reversed_comparison_code).
6021 (combine_reversed_comparison_code): Remove.
6022 (reversed_comparison): Using reversed_comparison_code, move it...
6023 * jump.c (reversed_comparison): ... here.
6024 * rtl.h (reversed_comparison): Add prototype.
6026 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6028 * builtins.c (fold_builtin): Take decomposed arguments of
6030 * fold-const.c (fold_ternary): Update a call to fold_builtin.
6031 * gimplify.c (gimplify_call_expr): Likewise.
6032 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
6033 * tree.h: Update the prototype of fold_builtin.
6035 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6037 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
6038 * rtlhooks.c (gen_lowpart_no_emit_general): New.
6039 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
6040 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
6041 * simplify-rtx.c (simplify_binary_operation_1): Use it.
6043 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6045 * builtins.c (fold_builtin_1): Take decomposed arguments of
6047 (fold_builtin): Update a call to fold_builtin_1.
6049 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
6052 * gcov.c (output_lines): Only output function block summary when
6053 outputting branch information.
6054 * doc/gcov.texi: Document format of preamble and additional block
6057 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6059 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
6060 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
6061 the defaults false if BITS_PER_UNIT != 8.
6062 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
6063 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
6064 than BITS_PER_UNIT != 8.
6065 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
6066 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
6067 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
6069 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
6070 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
6072 2005-03-20 Roger Sayle <roger@eyesopen.com>
6075 * fold-const.c (fold_binary): Fix type mismatch between
6076 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
6077 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
6078 for non-truth-valued expressions.
6080 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
6081 and FUNCTION_DECL in the main switch.
6082 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6083 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
6084 we also need to convert their operands to match.
6085 <TRUTH_NOT_EXPR>: Likewise.
6087 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
6089 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
6090 diagnostic without checking whether an lvalue.
6091 * c-common.h (lvalue_p): Remove.
6092 (enum lvalue_use): Update comment.
6093 (lvalue_or_else): Replace by lvalue_error.
6094 * c-typeck.c (lvalue_p): Make static.
6095 (lvalue_or_else): New. Call lvalue_error.
6097 2005-03-21 Alan Modra <amodra@bigpond.net.au>
6099 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
6100 (function_arg_advance): Use rs6000_parm_start.
6101 (function_arg, rs6000_arg_partial_bytes): Likewise.
6103 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6105 * c-common.c (check_case_value): Adjust comment about stripping
6107 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
6108 * c-typeck.c (default_conversion, convert_arguments,
6109 build_modify_expr, convert_for_assignment, store_init_value,
6110 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
6111 manually. Remove inaccurate comments.
6113 2005-03-20 Roger Sayle <roger@eyesopen.com>
6114 Joseph S. Myers <joseph@codesourcery.com>
6116 * varasm.c (do_assemble_alias): Restore comment describing function.
6117 Annotate the target parameter as potentially unused.
6119 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
6122 * config/avr/avr.c (avr_output_function_prologue): Do not use
6123 current_function_name() in a label, use a local label instead.
6125 2005-03-20 David Edelsohn <edelsohn@gnu.org>
6127 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
6128 flag_finite_math_only, not flag_unsafe_math_optimizations.
6130 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6132 * builtins.c (fold_builtin_1): Update a call to
6133 targetm.fold_builtin.
6134 * hooks.c (hook_tree_tree_bool_null): Rename to
6135 hook_tree_tree_tree_bool_null. Take one more argument of type
6137 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
6138 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
6139 hook_tree_tree_tree_bool_null.
6140 * target.h (gcc_target): Update the prototype of fold_builtin.
6141 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
6142 arguments of CALL_EXPR.
6143 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
6146 2005-03-20 Jan Hubicka <jh@suse.cz>
6148 * cgraph.h (cgraph_node): Add prev_clone pointer.
6149 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
6150 (cgraph_clone_node): Produce doubly linked chain.
6152 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6154 * c-common.c (handle_aligned_attribute, check_function_sentinel,
6155 get_nonnull_operand, handle_sentinel_attribute,
6156 check_function_arguments_recurse): Do not strip NOPS from
6158 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
6160 * c-format.c (get_constant): Likewise.
6161 * c-parser.c (c_parser_postfix_expression): Likewise.
6162 * c-typeck.c (set_init_index): Likewise.
6163 (convert_arguments): Don't check for NOP_EXPR containing integer
6166 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
6168 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
6169 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
6170 Take decomposed arguments of CALL_EXPR.
6171 (fold_builtin_1): Update calls to the functions mentioned
6174 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
6176 * c-decl.c (check_bitfield_type_and_width): Require bit-field
6177 width to have integer type.
6178 (build_enumerator): Require enumerator value to have integer type.
6180 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6182 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
6185 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6187 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
6188 std=iso9899:199x): Correct descriptions.
6190 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
6192 * config.gcc: Consistently use solaris2.1[0-9]* instead of
6195 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
6197 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
6199 (expand_builtin_memcpy, fold_builtin_1): Update calls to
6200 fold_builtin_memcpy.
6202 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
6203 arguments of CALL_EXPR.
6204 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
6205 fold_builtin_found, fold_builtin_1): Update calls to
6206 fold_trunc_transparent_mathfn.
6208 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6211 * fold-const.c (fold_widened_comparison): Don't optimize casts of
6212 function pointers on targets that require function pointer
6214 (fold_sign_changed_comparison): Likewise.
6216 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
6218 * combine.c (try_combine): When changing the mode of a hard reg, make
6219 sure that doing so is valid.
6221 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
6223 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
6224 (TARGET_HANDLE_OPTION): Override default.
6225 (avr_handle_option): New function.
6226 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
6227 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
6228 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
6229 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
6230 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
6231 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
6232 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
6233 (TARGET_OPTIONS): Delete.
6234 * config/avr/avr.opt: New file.
6236 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6238 * config/m32r/m32r-protos.h: Remove the prototypes for
6239 call_address_operand, symbolic_operand, seth_add3_operand,
6240 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6241 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6242 two_insn_const_operand, move_src_operand,
6243 move_double_src_operand, move_dest_operand,
6244 eqne_comparison_operator, signed_comparison_operator,
6245 large_insn_p, conditional_move_operand, carry_compare_operand,
6246 m32r_block_immediate_operand, extend_operand,
6247 reg_or_eq_int16_operand, int8_operand, and
6248 reg_or_zero_operand.
6249 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6250 seth_add3_operand, int8_operand, cmp_int16_operand,
6251 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6252 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6253 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6254 move_double_src_operand, move_dest_operand,
6255 eqne_comparison_operator, signed_comparison_operator,
6256 extend_operand, small_insn_p, large_insn_p,
6257 conditional_move_operand, carry_compare_operand,
6258 m32r_block_immediate_operand): Move to predicates.md.
6259 (MAX_MOVE_BYTES): Move to m32r.h.
6260 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6261 * config/m32r/m32r.md: Include predicates.md.
6262 * config/m32r/predicates.md: New.
6264 2005-03-18 James E Wilson <wilson@specifixinc.com>
6267 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
6270 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6272 * config/mn10300/mn10300-protos.h: Remove the prototypes for
6273 call_address_operand, const_8bit_operand.
6274 * config/mn10300/mn10300.c (call_address_operand,
6275 const_8bit_operand, const_1f_operand): Move to predicates.md.
6276 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
6277 * config/mn10300/mn10300.md: Include predicates.md.
6278 * config/mn10300/predicates.md: New.
6280 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
6282 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
6283 declarations in diagnostics and %E for identifiers, not %s.
6285 2005-03-18 Jan Hubicka <jh@suse.cz>
6286 Dale Johannesen <dalej@apple.com>
6288 * basic-block.h (scale_bbs_frequencies_int,
6289 scale_bbs_frequencies_gcov_type): Declare.
6290 * cfg.c (RDIV): New macro.
6291 (update_bb_frequency_for_threading): Fix.
6292 * basic-block.h (scale_bbs_frequencies_int,
6293 scale_bbs_frequencies_gcov_type): New.
6294 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
6295 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
6296 scale_bbs_frequencies_int.
6297 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
6299 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6301 * config/m32r/m32r-protos.h: Remove the prototypes for
6302 call_address_operand, symbolic_operand, seth_add3_operand,
6303 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6304 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6305 two_insn_const_operand, move_src_operand,
6306 move_double_src_operand, move_dest_operand,
6307 eqne_comparison_operator, signed_comparison_operator,
6308 large_insn_p, conditional_move_operand, carry_compare_operand,
6309 m32r_block_immediate_operand, extend_operand,
6310 reg_or_eq_int16_operand, int8_operand, and
6311 reg_or_zero_operand.
6312 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6313 seth_add3_operand, int8_operand, cmp_int16_operand,
6314 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6315 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6316 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6317 move_double_src_operand, move_dest_operand,
6318 eqne_comparison_operator, signed_comparison_operator,
6319 extend_operand, small_insn_p, large_insn_p,
6320 conditional_move_operand, carry_compare_operand,
6321 m32r_block_immediate_operand): Move to predicates.md.
6322 (MAX_MOVE_BYTES): Move to m32r.h.
6323 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6324 * config/m32r/m32r.md: Include predicates.md.
6325 * config/m32r/predicates.md: New.
6327 * config/pa/pa-protos.h: Add prototypes for magic_milli and
6329 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
6330 symbolic_operand, symbolic_memory_operand,
6331 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
6332 indexed_memory_operand, move_dest_operand, move_src_operand,
6333 prefetch_cc_operand, prefetch_nocc_operand,
6334 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
6335 arith_operand, arith11_operand, pre_cint_operand,
6336 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
6337 ireg_operand, int5_operand, uint5_operand, int11_operand,
6338 uint32_operand, arith5_operand, and_operand, ior_operand,
6339 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
6340 pc_or_label_operand, div_operand, plus_xor_ior_operator,
6341 shadd_operand, movb_comparison_operator,
6342 cmpib_comparison_operator): Move to predicates.md.
6343 (magic_milli, shadd_constant_p): Make it extern.
6344 * config/pa/pa.h (PREDICATE_CODES): Remove.
6345 * config/pa/pa.md: Include predicates.md.
6346 * config/pa/predicates.md: New.
6348 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
6351 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6353 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
6354 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6355 config/alpha/freebsd.h, config/alpha/linux.h,
6356 config/alpha/netbsd.h, config/alpha/osf5.h,
6357 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
6358 config/h8300/h8300-protos.h, config/h8300/h8300.c,
6359 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
6360 doc/cppopts.texi: Update copyright.
6362 2005-03-18 Jan Hubicka <jh@suse.cz>
6365 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
6367 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
6370 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6372 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6375 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6377 * combine.c (gen_binary): Remove.
6378 (known_cond, simplify_shift_const, find_split_point,
6379 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6380 simplify_logical, expand_field_assignment, extract_left_shift,
6381 force_to_mode, if_then_else_cond, apply_distributive_law,
6382 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6383 simplify_comparison, reversed_comparison): Replace with
6384 simplify_gen_binary, simplify_gen_relational or
6385 distribute_and_simplify_rtx.
6386 (distribute_and_simplify_rtx): New function.
6388 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6389 Paolo Bonzini <gcc.gnu.org>
6391 * calls.c (setjmp_call_p, special_function_p): Update comments
6392 at the head of the functions.
6394 2005-03-18 Jan Hubicka <jh@suse.cz>
6396 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6398 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6399 function body should be released; do not proactively release function
6400 bodies in non-unit-at-a-time mode.
6402 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6404 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6405 mno-fp-ret-in-387 multilib variants.
6407 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6409 * common.opt (m): Remove.
6410 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6412 (common_handle_option): Remove OPT_m case.
6414 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6416 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6418 (fold_builtin_1): Update a call to fold_builtin_bitop.
6420 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6422 (fold_builtin_1): Update a call to fold_builtin_signbit.
6424 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6426 PR tree-optimization/20474
6427 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6428 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6430 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6432 * config/h8300/h8300-protos.h: Remove prototypes for
6433 general_operand_src, general_operand_dst, single_one_operand,
6434 single_zero_operand, call_insn_operand,
6435 two_insn_adds_subs_operand, small_call_insn_operand,
6436 jump_address_operand, bit_operand, bit_memory_operand,
6437 stack_pointer_operand, const_int_gt_2_operand,
6438 const_int_ge_8_operand, const_int_qi_operand,
6439 const_int_hi_operand, incdec_operand, bit_operator,
6440 nshift_operator, eqne_operator, gtle_operator,
6441 gtuleu_operator, iorxor_operator.
6442 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6443 h8300_ldm_stm_parallel.
6444 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6446 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6447 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6448 (h8300_ldm_stm_parallel): Make it extern.
6449 (h8300_ldm_parallel, h8300_stm_parallel,
6450 h8300_return_parallel, general_operand_src,
6451 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6452 nibble_operand, reg_or_nibble_operand, single_one_operand,
6453 single_zero_operand, call_insn_operand,
6454 two_insn_adds_subs_operand, small_call_insn_operand,
6455 jump_address_operand, bit_operand, bit_memory_operand,
6456 stack_pointer_operand, const_int_gt_2_operand,
6457 const_int_ge_8_operand, const_int_qi_operand,
6458 const_int_hi_operand, incdec_operand, eqne_operator,
6459 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6460 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6461 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6462 nshift_operator): Move to predicates.md.
6463 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6464 * config/h8300/h8300.md: Include predicates.md.
6465 * config/h8300/predicates.md: New.
6467 2005-03-17 Richard Henderson <rth@redhat.com>
6469 * config.gcc (ia64*-*-hpux*): Add extra_options.
6470 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6471 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6472 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6473 (ia64_tls_size_string, ia64_tune_string): Remove.
6474 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6475 (TARGET_DEFAULT_TARGET_FLAGS): New.
6476 (TARGET_HANDLE_OPTION): New.
6477 (ia64_override_options): Move options parsing ...
6478 (ia64_handle_option): ... here. New.
6479 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6480 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6481 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6482 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6483 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6484 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6485 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6486 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6487 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6488 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6489 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6490 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6491 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6492 TARGET_EARLY_STOP_BITS): Remove.
6493 (TARGET_ILP32): Default false.
6494 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6495 (enum ia64_inline_type): New.
6496 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6497 * config/ia64/ia64.md: Update for new definitions of
6498 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6499 * config/ia64/ia64.opt: New file.
6500 * config/ia64/ilp32.opt: New file.
6502 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6505 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6507 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6509 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6510 instead of MASK_H8300S.
6511 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6512 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6513 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6514 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6515 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6516 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6517 TARGET_SWITCHES): Remove.
6518 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6520 * config/h8300/h8300.opt: New.
6522 * config/alpha/alpha.opt, config/arc/arc.opt,
6523 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6526 2005-03-17 Ian Lance Taylor <ian@airs.com>
6530 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6532 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6533 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6534 (TARGET_HANDLE_OPTION): Override default.
6535 (arc_handle_option): New function.
6536 (arc_init): Remove code to set arch_cpu_string.
6537 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6538 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6539 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6540 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6541 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6542 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6543 (arc_rodata_string, TARGET_OPTIONS): Delete.
6544 * config/arc/arc.opt: New file.
6546 2005-03-17 Richard Henderson <rth@redhat.com>
6548 * doc/extend.texi (Weak Pragmas): New section.
6549 (attribute alias): Clarify that target must be in the same
6552 2005-03-17 Richard Henderson <rth@redhat.com>
6554 * config/alpha/alpha.opt: New file.
6555 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6557 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6558 alpha_fprm_string, alpha_fptm_string): Make static.
6559 (alpha_tls_size_string): Remove.
6560 (alpha_handle_option): New.
6561 (override_options): Update for alpha_cpu/alpha_tune split.
6562 (alpha_file_start): Likewise.
6563 (TARGET_DEFAULT_TARGET_FLAGS): New.
6564 (TARGET_HANDLE_OPTION): New.
6565 * config/alpha/alpha.h (alpha_tune): Declare.
6566 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6567 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6568 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6569 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6570 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6571 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6572 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6573 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6574 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6575 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6576 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6577 (TARGET_DEFAULT): Remove MASK_FP.
6578 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6579 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6580 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6581 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6582 alpha_tls_size_string): Remove.
6583 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6584 (attribute tune): Rename from attribute cpu.
6585 * config/alpha/ev4.md: Update to match.
6586 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6587 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6588 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6589 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6590 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6591 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6593 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6595 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6596 and return without creating new state if before_nops_num is nonzero.
6597 * config/ia64/ia64.md (first_insn): New attribute.
6598 (alloc): Set it to yes.
6600 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6602 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6603 STMT_VINFO_SUBVARS to NULL.
6604 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6606 2005-03-16 Dale Johannesen <dalej@apple.com>
6608 * rtlanal.c (find_first_parameter_load): Rewrite to
6609 return actual first param load or the call if none,
6610 instead of first in block, when not all loads exist.
6612 2005-03-16 Roger Sayle <roger@eyesopen.com>
6614 * optabs.c (expand_copysign_absneg): Make static.
6615 * optabs.h (expand_copysign_absneg): Delete prototype.
6616 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6618 2005-03-16 Richard Henderson <rth@redhat.com>
6621 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6622 (alias_pairs): Rename from output_defs.
6623 (find_decl_and_mark_needed): Split out from assemble_alias.
6624 (do_assemble_alias): New.
6625 (assemble_output_def): Remove.
6626 (finish_aliases_1, finish_aliases_2): New.
6627 (process_pending_assemble_output_defs): Remove.
6628 (assemble_alias): Defer aliases for which we don't yet have a
6629 non-external decl for the target symbol.
6630 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6631 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6632 * toplev.c (compile_file): Use finish_aliases_2 instead of
6633 process_pending_assemble_output_defs.
6634 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6635 (process_pending_assemble_output_defs): Remove.
6637 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6639 Fix PR tree-optimization/20489
6641 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6642 for empty structures.
6644 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6646 Fix PR tree-optimization/20490
6648 * tree-ssa-pre.c (create_expression_by_pieces): Use
6649 force_gimple_operand on result of fold.
6651 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6653 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6654 of closing parenthesis.
6656 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6658 * builtins.c (expand_movstr): Update a call to
6659 fold_builtin_strcpy.
6660 (expand_builtin_strncpy): Update a call to
6661 fold_builtin_strncpy.
6662 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6663 arguments of CALL_EXPR.
6664 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6665 fold_builtin_strncpy.
6666 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6667 * tree.h: Update the prototypes of fold_builtin_strcpy and
6668 fold_builtin_strncpy.
6670 2005-03-16 Steven Bosscher <stevenb@suse.de>
6671 Dorit Naishlos <dorit@il.ibm.com>
6673 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6674 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6677 2005-03-16 Steven Bosscher <stevenb@suse.de>
6679 * tree-inline.c (walk_type_fields, walk_tree,
6680 walk_tree_without_duplicates): Move from here...
6681 * tree.c: ...to here.
6683 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6685 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6686 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6687 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6688 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6689 (version): Define using $(BASEVER_c).
6690 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6692 (version.o): Depend on version files; add custom generation command.
6693 (prefix.o): Define BASEVER on command line.
6694 (s-iov): Depend on version files; adjust command.
6695 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6697 (gcc-vers.texi): New rule.
6698 (doc/%.info, doc/%.dvi): Add -I . to command line.
6699 (doc/gccinstall.dvi): Likewise.
6700 (PACKAGE): Delete. All uses replaced with "gcc".
6701 * aclocal.m4: Do not include gcc-version.m4.
6702 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6703 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6704 Set is_release based on contents of DEV-PHASE.
6705 Set gcc_version based on contents of BASE-VER.
6706 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6707 * config.in, configure: Regenerate.
6708 * gccbug.in: Determine version of GCC in use at runtime.
6709 * gcov-iov.c: Get version number and development phase from
6710 command line, not by including version.c.
6711 * intl.c: Replace all uses of PACKAGE with "gcc".
6712 * libada-mk.in: Delete unused "gcc_version" variable.
6713 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6714 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6715 commentary to match.
6716 (version_string): Put together from pieces.
6717 * config/alpha/x-vms: Do not use $(gcc_version).
6718 * config/i386/t-nwld: Likewise.
6719 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6720 version-GCC and DEVELOPMENT.
6722 2005-03-15 Roger Sayle <roger@eyesopen.com>
6724 PR tree-optimization/17454
6725 * tree.c (tree_size): Add case for TREE_BINFO.
6726 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6727 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6729 2005-03-15 Roger Sayle <roger@eyesopen.com>
6731 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6732 op1 whilst expanding the signed widenening multiply variant.
6734 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6736 * toplev.c (display_target_options): Avoid unused variable warning if
6737 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6738 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6739 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6740 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6741 (mips_isa_info): New variable.
6742 (mips_parse_cpu): Remove the first argument and leave the caller
6744 (TARGET_HANDLE_OPTION): Override default.
6745 (mips_handle_option): New function. Move option validation code from...
6746 (override_options): ...here. Update calls to mips_parse_cpu.
6747 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6748 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6749 (SUBTARGET_TARGET_OPTIONS): Delete.
6750 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6751 (mno-flush-func, mtune=): New options.
6753 2005-03-15 Roger Sayle <roger@eyesopen.com>
6754 Richard Henderson <rth@redhat.com>
6756 * real.c (c4x_single_format, c4x_extended_format): Provide values
6757 for signbit_ro for c4x's single and extended floating point formats.
6758 * optabs.c (expand_copysign): Use the floating point format's
6759 signbit_ro for expanding via expand_copysign_absneg, and it's
6760 signbit_rw field for expanding via expand_copysign_bit.
6762 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6764 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6765 known_alignment_for_access_p.
6766 (known_alignment_for_access_p): New.
6767 (do_peeling_for_alignment): Field made int instead of bool and renamed
6768 to peeling_for_alignment.
6769 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6770 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6771 functionality used to be in vect_analyze_operations.
6772 (vect_analyze_operations): Code to determine vectorization factor was
6773 moved to vect_determine_vectorization_factor.
6774 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6775 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6777 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6778 be part of vect_analyze_operations).
6779 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6780 creating the guard condition, as the number of iterations may be
6782 (slpeel_tree_peel_loop_to_edge): Use new name of
6783 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6784 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6785 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6786 (vect_do_peeling_for_alignment): Use fold.
6787 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6789 (vect_update_inits_of_dr): Renamed to
6790 vect_update_init_of_dr.
6791 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6792 (vectorizable_store): Fix assertion to use == instead of =.
6794 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6796 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6797 call_used_regs for wCG registers.
6799 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6801 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6802 for non-offsettable memory references to cope with outstanding reload
6803 replacements, take 2.
6805 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6808 * config/i386/i386.h (x86_fisttp): New.
6809 (TARGET_FISTTP): New macro.
6810 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6811 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6812 instruction when fisttp flag is set.
6813 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6815 * config/i386/i386.md (type attribute): Add fisttp.
6816 (unit attribute): Set to i387 for fisttp type.
6817 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6818 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6820 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6821 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6823 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6824 patterns for TARGET_FISTTP. Enable patterns for
6825 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6826 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6827 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6828 implement fisttp x87 insn.
6829 (fix_trunc*_i387_fisttp splitters): New patterns.
6830 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6831 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6832 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6834 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6835 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6836 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6837 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6838 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6839 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6840 Disable patterns for TARGET_FISTTP.
6841 (fix_trunc*_i387 splitters): Implement usign mode macros.
6842 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6843 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6844 (fix_trunx*_sse peephole2s): Implement using mode macros.
6846 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6848 PR rtl-optimization/20291
6849 * combine.c (try_combine): If splitting fails, re-try with
6850 original combined pattern, i.e. before clobber stripping.
6852 2005-03-14 Eric Christopher <echristo@redhat.com>
6854 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6855 STACK_GROWS_DOWNWARD.
6857 2005-03-14 Roger Sayle <roger@eyesopen.com>
6859 * real.h (struct real_format): Split the signbit field into two
6860 two fields, signbit_ro and signbit_rw.
6861 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6862 mips_double_format, ieee_extended_motorola_format,
6863 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6864 ieee_extended_intel_128_format, ibm_extended_format,
6865 mips_extended_format, ieee_quad_format, mips_quad_format,
6866 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6867 i370_double_format, c4x_single_format, c4x_extended_format,
6868 real_internal_format): Update initializers for new field.
6869 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6870 real_format structure.
6871 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6872 field of the real_format structure.
6874 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6876 Fix PR tree-optimization/20458
6878 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6879 DECL_EXTERNAL on STRUCT_FIELD tags.
6880 (clear_call_clobbered): Ditto.
6881 * tree-ssa-operands.c (note_addressable): Make sure the original
6882 variable doesn't slip into the addressable list if we have
6884 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6887 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6889 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6890 (-fwide-exec-charset): Likewise.
6891 (-finput-charset): Likewise.
6892 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6893 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6894 * c.opt (Wnormalized): New.
6896 2005-03-14 Devang Patel <dpatel@apple.com>
6898 * doc/invoke.texi: Add reference to Visibility document.
6900 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6902 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6903 MASK_SPLIT_ADDRESSES.
6904 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6905 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6906 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6907 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6908 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6909 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6910 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6911 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6912 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6913 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6914 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6915 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6916 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6917 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6918 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6919 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6920 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6921 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6922 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6923 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6924 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6925 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6926 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6927 (TARGET_EXPLICIT_RELOCS): Delete.
6928 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6929 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6930 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6931 (override_options): Set MASK_LONG64 if -mint64 is given and no
6932 -mlongXX option is. Complain about -mint64 -mlong32.
6933 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6934 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6935 * config/mips/mips.opt: New file.
6937 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6939 * config.gcc (extra_options): New variable for listing option files.
6940 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6941 * configure.ac (extra_opt_files): New AC_SUBST variable.
6942 (tm_file_list, tm_include_list): Include options.h first.
6943 * configure: Regenerate.
6944 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6945 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6946 (s-options-h): New rule.
6947 (options.h): Depend on it.
6948 (TEXI_GCCINT_FILES): Add options.texi.
6949 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6950 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6951 * target.h (gcc_target): Add default_target_flags and handle_option.
6952 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6953 (TARGET_HANDLE_OPTION): New macros.
6954 (TARGET_INITIALIZER): Include them.
6955 * opt-functions.awk (opt_args, nth_arg): New functions.
6956 (switch_flags): Handle the "Target" flag.
6958 (var_name): Use opt_args and nth_arg.
6959 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6960 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6961 macros for the "Mask" and "InverseMask" options.
6962 * opts.h (cl_var_cond): New enum.
6963 (cl_option): Replace the "has_set_value" and "set_value" fields with
6964 "var_cond" and "var_value".
6965 (CL_TARGET): New macro.
6966 (option_enabled, print_filtered_help): Declare.
6967 (decode_options): Move definition.
6968 * opts.c (handle_option): Search for the original option before
6969 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6970 var_cond and var_value fields. Use targetm.handle_option to handle
6972 (decode_options): Set target_flags to targetm.default_target_flags.
6973 (print_filtered_help): Make global. Handle CL_TARGET.
6974 (option_enabled): New function.
6975 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6976 (display_target_options, set_target_switch, print_switch_values)
6977 (default_pch_valid_p): Guard uses of target_switches with
6978 #ifdef TARGET_SWITCHES. Also...
6979 (display_target_options): Display the CL_TARGET entries in cl_options.
6980 (set_target_option): Don't complain about the "" option when
6981 TARGET_SWITCHES is undefined.
6982 (print_switch_values): Use option_enabled.
6983 (default_pch_valid_p): Check cl_options[] when looking for something
6984 that has changed the value of target_flags.
6985 * c.opt: Remove documentation from top of file.
6986 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6987 * doc/sourecebuild.texi: Refer to the new options documentation
6988 instead of c.opt. Document machine-specific .opt files.
6989 * doc/tm.texi (target_flags): Say that this variable is declared
6991 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6992 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6994 * doc/options.texi: New file.
6996 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6999 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
7002 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7005 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
7006 temporary variable of pointer type if an lvalues is required.
7007 (gimplify_modify_expr_rhs): Request an rvalue from it.
7008 (gimplify_expr): Pass fallback on.
7010 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7012 * cfgbuild.c: Update comments.
7014 2005-03-14 Roger Sayle <roger@eyesopen.com>
7016 PR rtl-optimization/17236
7017 * optabs.c (expand_doubleword_mult): New helper function split out
7018 from expand_binop. Permute the order in which instructions are
7019 emitted to minimize the number of simultaneously live registers.
7020 (expand_binop): Call expand_doubleword_mult to synthesize a double
7021 word multiplication.
7023 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7025 * basic-block.h: Update the prototypes of cached_make_edge and
7027 * cfg.c (cached_make_edge): Take edge_cache representing one
7028 row of the adjacency matrix of edges.
7029 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
7030 (make_edges): Initialize edge_cache to represent one row of
7031 the adjacency matrix of edges.
7033 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7035 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
7037 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
7038 Remove unused removed_phis variable.
7039 (conditional_replacement): Use build1/build2.
7040 (abs_replacement): Use last_and_only_stmt and build1/build2.
7042 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7044 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
7045 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
7046 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
7047 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
7048 * c-common.c (handle_novops_attribute): New function.
7049 (c_common_attribute_table): Add "no vops" entry.
7050 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
7051 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
7052 * tree-ssa-operands.c (get_call_expr_operands): Do not
7053 create virtual operands for calls with ECF_NOVOPS flag.
7054 * tree.h (DECL_IS_NOVOPS): New macro.
7055 (struct tree_decl): Add novops_flag.
7056 (ECF_NOVOPS): New constant.
7058 2005-03-14 Uros Bizjak <uros@kss-loka.si>
7061 * config/i386/i386.c (x86_use_himode_fiop): New.
7062 (x86_use_simode_fiop): Rename from x86_use_fiop.
7063 * config/i386/i386.h (x86_use_himode_fiop): Declare.
7064 (TARGET_USE_HIMODE_FIOP): New.
7065 (x86_use_simode_fiop): Rename from x86_use_fiop.
7066 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
7068 * config/i386/i386.md (X87MODEI12): New mode macro define.
7069 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
7070 to implement x87 FP compare with HImode input operands.
7071 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
7072 Use X87MODEI12 mode macro to handle HImode input operands.
7073 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
7074 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
7075 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
7076 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
7077 macro to implement x87 operators with HImode input operands.
7078 (fop splitters): Use X87MODEI12 mode macro to handle HImode
7081 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7083 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
7085 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
7086 constants invariant.
7088 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7090 * basic-block.h (BB_VISITED): Removed.
7091 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
7093 2005-03-14 Falk Hueffner <falk@debian.org>
7096 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
7098 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7100 * ggc-zone.c: Fix comment typos.
7102 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
7103 stringpool.c, config/mips/mips-protos.h: Update copyright.
7105 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7107 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
7108 throughout with its typedef, "rtx".
7109 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
7110 (rs6000_tls_symbol_ref_1): Remove inline keyword.
7111 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
7112 regs in comment to match code.
7114 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7116 * except.c (check_handled): Make it static.
7117 * except.h: Remove the corresponding prototype.
7119 * function.c (get_func_frame_size): Make it static.
7120 * function.h: Remove the corresponding type.
7122 * regclass.c (reg_class_superclasses, reg_class_subclasses):
7124 * hard-reg-set.h: Remove the corresponding declarations.
7126 * tree-cfg.c (verify_stmts): Check that
7127 bb_for_stmt (stmt) == bb for every PHI node and statement.
7129 2005-03-14 Alan Modra <amodra@bigpond.net.au>
7131 * config.gcc: Remove excess indentation.
7132 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
7134 2005-03-13 Roger Sayle <roger@eyesopen.com>
7137 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
7138 * fold-const.c (fold_sign_changed_comparison): Likewise.
7139 (fold_binary): Optimize comparisons against widened operands if
7140 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
7142 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7144 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
7145 (sparc_override_options): Initialize it.
7146 (sparc_struct_value_rtx): Set it on the MEM to be returned.
7148 2005-03-13 David Edelsohn <edelsohn@gnu.org>
7150 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
7151 (reg_or_none500mem_operand): New predicate.
7152 (zero_reg_mem_operand): New predicate.
7153 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
7154 to reg_or_none500mem_operand.
7155 (extendsfdf2_fpr): Add MEM alternative.
7156 (extenddftf2_internal): Change operand2 predicate to
7157 zero_reg_mem_operand.
7159 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7161 * ggc-zone.c: Rewritten.
7163 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
7165 * configure.ac: Define GGC_ZONE for --with-gc=zone.
7166 * config.in: Regenerated.
7167 * configure: Regenerated.
7168 * gengtype.c (write_types_process_field, write_func_for_structure):
7169 Pass new argument to gt_pch_note_object.
7170 * ggc-common.c (struct ptr_data): Add TYPE.
7171 (gt_pch_note_object): Take TYPE argument and save it.
7172 (call_count): Update call to ggc_pch_count_object.
7173 (call_alloc): Update call to ggc_pch_alloc_object.
7174 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
7176 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
7177 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
7178 (ggc_alloc_zone_stat): Delete.
7179 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
7180 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
7181 (ggc_pch_alloc_object): Update prototypes.
7182 (garbage_zone): Delete.
7183 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
7184 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
7186 (tree_id_zone): New variable.
7187 (ggc_alloc_cleared_zone): Remove unused.
7188 (ggc_alloc_zone): Define.
7189 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
7190 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
7191 ggc_alloc_zone_stat.
7192 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
7193 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
7194 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
7195 (make_node_stat): Likewise. Use tree_id_zone.
7197 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7198 Joseph S. Myers <joseph@codesourcery.com>
7200 * configure.ac: Check for MIPS TLS.
7201 * configure: Regenerated.
7202 * config/mips/mips-protos.h (enum mips_symbol_type): Add
7203 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
7204 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
7205 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
7206 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
7207 (mips_classify_symbol, mips_symbolic_constant_p)
7208 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
7209 (mips_tls_operand_p, mips_call_tls_get_addr)
7210 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
7211 (mips_tls_symbol_ref_1): New functions.
7212 (mips_legitimize_address, mips_legitimize_const_move): Call
7213 mips_legitimize_tls_address.
7214 (override_options): Handle V1_REG and TLS symbols. Disable TLS
7216 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
7217 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
7218 (mips_char_to_class): Document V1_REG.
7219 (HAVE_AS_TLS): Provide default.
7220 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
7222 (load_got<mode>): Renamed from *load_got<mode>. Allow when
7224 (tls_get_tp_<mode>): New instruction.
7226 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7228 * configure.ac: Update checks for target tools.
7229 * configure: Regenerated.
7231 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7233 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
7235 2005-03-13 Roger Sayle <roger@eyesopen.com>
7237 * expmed.c (expand_mult): Use synthetic multiplication sequences for
7238 more classes of DImode multiplication by constant. Allow both
7239 multiplication by small negative constants (by performing a
7240 multiplication by a positive constant and negating the result) and
7241 multiplications by large powers of two, by using a left shift.
7243 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7245 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
7246 of basic blocks into work_stack.
7248 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
7249 config/mips/vr.h: Update copyright.
7251 * c-decl.c (c_init_decl_processing): Remove useless calls to
7252 build_function_type.
7254 * builtins.c (fold_trunc_transparent_mathfn,
7255 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
7256 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7257 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
7258 fold_builtin_strcpy, fold_builtin_strncpy,
7259 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
7262 * builtins.c (expand_builtin_mathfn_3): Remove local variable
7265 * lambda-code.c (lambda_compute_auxillary_space): Remove local
7266 variable determinant.
7268 * tree-cfg.c (group_case_labels): Remove local variable type.
7270 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
7273 * tree-ssa-phiopt.c (value_replacement): Remove local variable
7276 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
7279 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
7280 (*movmemqi_insn): Delete.
7281 (*movmemhi): Delete.
7283 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7285 * builtins.c (fold_builtin_classify): Take decomposed
7286 arguments of CALL_EXPR.
7287 (fold_builtin_1): Update a call to fold_builtin_classify.
7289 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
7292 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
7293 through into call to parser_xref_tag after parse error.
7294 (c_parser_struct_declaration): Consistently return NULL_TREE on
7297 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
7299 * tree-flow-inline.h (ref_contains_array_ref): New function.
7300 (lookup_subvars_for_var): Ditto.
7301 (get_subvars_for_var): Ditto.
7302 (var_can_have_subvars): Ditto.
7304 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
7305 (struct subvar): New type.
7307 * tree-dfa.c (okay_component_ref_for_subvars): New function.
7309 * tree-optimize.c (init_tree_optimization_passes): Call
7310 pass_create_structure_vars.
7312 * tree-ssa-alias.c: Include vec.h.
7313 (init_alias_info): Don't auto-clear call clobbered on struct-field
7315 (compute_flow_insensitive_aliasing): Handle subvars.
7316 (group_aliases): Handle STRUCT_FIELD aliases.
7317 (setup_pointers_and_addressables): Ditto.
7318 Don't mark variables non-addressable if they still have
7319 addressable subvars.
7320 Also mark subvars addressable when the real variable is marked
7322 (add_pointed_to_var): Try to prune the pointed-to set by only
7323 pointing to subvars when possible.
7324 Otherwise, make sure we set addresses_needed and pt_vars to
7325 properly include subvars.
7326 (bitpos_of_field): New function.
7327 (push_fields_onto_fieldstack): Ditto.
7328 (get_or_create_used_part_for): Ditto.
7329 (create_overlap_variables_for): Ditto.
7330 (find_used_portions): Ditto.
7331 (create_structure_vars): Ditto.
7332 (pass_create_structure_vars): New structure.
7334 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
7335 (get_expr_operands): Handle subvars. Also try to turn
7336 COMPONENT_REF accesses into must-defs now that we can accurately
7338 (note_addressable): Try to only mark as addressable those subvars
7339 we know a COMPONENT_REF touches.
7340 (overlap_subvar): New function.
7342 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
7343 Handle subvar storing.
7344 (vect_address_analysis): Update caller of vect_object_analysis.
7346 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
7348 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
7349 (STMT_VINFO_SUBVARS): New macro.
7351 * common.opts: add flag_tree_salias.
7353 * opts.c (decode_options): flag_tree_salias defaults to on.
7355 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
7357 * doc/tree-ssa.texi: Document structural alias analysis.
7359 2005-03-12 Steven Bosscher <stevenb@suse.de>
7361 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
7362 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
7363 * tree-ssa-operands.c (get_expr_operands): Likewise.
7364 (get_expr_operands): Likewise for ERROR_MARK.
7366 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7368 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
7371 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7374 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7375 (mark_operand_necessary): Remove local variable ver.
7377 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7378 variable prefix_len.
7380 * value-prof.c (mod_subtract_transform): Remove local variable
7383 * builtins.c (fold_builtin_exponent): Take decomposed
7384 arguments of CALL_EXPR.
7385 (fold_builtin_1): Update a call to fold_builtin_exponent.
7387 * builtins.c (fold_builtin_logarithm): Take decomposed
7388 arguments of CALL_EXPR.
7389 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7391 * c-decl.c (c_init_decl_processing): Remove local variables
7392 ptr_ftype_void and ptr_ftype_ptr.
7394 * gimplify.c (gimplify_expr): Remove local variables r0 and
7397 * reg-stack.c (move_for_stack_reg): Remove local variable
7399 (compare_for_stack_reg): Remove local variable flags_user.
7400 (convert_regs_1): Remove local variable deleted.
7402 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7404 (combine_blocks): Remove local variables exits and new_e.
7406 * tree-inline.c (expand_call_inline): Remove local variable
7409 * tree-ssa-live.c (create_ssa_var_map,
7410 calculate_live_on_entry): Remove local variable snn.
7412 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7414 * c-lex.c (c_lex_with_flags): Add parameter to call to
7417 2005-03-11 Per Bothner <per@bothner.com>
7419 * c-tree.h (struct c_declarator): New id_loc field.
7420 * c-pragma.h (c_lex_with_flags): Take position reference.
7421 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7422 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7423 (c_lex): Pass dummy location to c_lex_with_flags.
7424 * c-parser.c (c_lex_one_token): Set c_token's location using
7425 c_lex_with_flags, instead of input_location, which might be "ahead".
7426 (c_parser_direct_declarator): Set declarator's id_loc from
7428 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7429 declarator's id_loc, rather than probably-imprecise input_location.
7430 (build_id_declarator): Initialize c_declarator's id_loc field.
7432 2005-03-11 Roger Sayle <roger@eyesopen.com>
7435 * builtins.c (expand_builtin_signbit): Force the signbit's word
7436 into an integer register to avoid SUBREGs of floating point modes.
7438 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7440 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7441 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7442 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7443 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7445 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7447 PR rtl-optimization/20306
7448 * expr.c (emit_move_complex): Set try_int false if mode is
7449 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7450 emit_block_move if try_int is true.
7452 2005-03-11 Richard Henderson <rth@redhat.com>
7455 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7456 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7459 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7461 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7462 (TARGET_FIX_VR4130): New macro.
7463 (TARGET_OPTIONS): Add -mfix-vr4130.
7464 (ISA_HAS_MACCHI): New macro.
7465 (ASM_SPEC): Add -mfix-vr4130.
7466 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7467 (override_options): Handle mips_fix_vr4130_string.
7468 (mips_avoid_hazards): Clear all_noreorder_p
7469 if we're working around VR4130 errata and the macc alternatives
7471 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7472 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7473 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7474 (MULTILIB_DEFAULTS): Remove leading "march=".
7475 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7476 if no architecture option is given.
7477 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7479 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7480 * doc/invoke.texi: Document -mfix-vr4130.
7482 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7484 * config/mips/mips.c (override_options): Only warn about -mint64
7485 deprecation if TARGET_INT64.
7487 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7489 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7490 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7491 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7492 are non-specific regarding the nonnull parameter positions.
7493 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7494 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7495 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7496 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7498 * builtins.def: Use the non-specific "nonnull" attibute lists.
7500 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7502 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7503 single_pred_edge, single_succ, single_pred): Improve comments.
7505 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7507 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7508 single_pred_edge, single_succ, single_pred): New inline functions.
7509 * bb-reorder.c (rotate_loop, find_traces_1_round,
7510 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7511 duplicate_computed_gotos): Use the single_succ/pred functions.
7512 * cfganal.c (forwarder_block_p): Ditto.
7513 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7514 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7515 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7516 merge_seq_blocks): Ditto.
7517 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7518 * cfglayout.c (fixup_reorder_chain): Ditto.
7519 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7520 canonicalize_loop_headers, verify_loop_structure): Ditto.
7521 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7522 mfb_update_loops, create_preheader, force_single_succ_latches,
7523 create_loop_notes): Ditto.
7524 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7525 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7526 commit_one_edge_insertion, purge_dead_edges,
7527 cfg_layout_can_merge_blocks_p): Ditto.
7528 * except.c (sjlj_emit_function_enter): Ditto.
7529 * flow.c (init_propagate_block_info): Ditto.
7530 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7531 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7532 insert_insn_end_bb): Ditto.
7533 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7534 find_if_case_2): Ditto.
7535 * lambda-code.c (perfect_nestify): Ditto.
7536 * lcm.c (optimize_mode_switching): Ditto.
7537 * loop-doloop.c (doloop_modify): Ditto.
7538 * loop-init.c (loop_optimizer_init): Ditto.
7539 * loop-iv.c (simplify_using_initial_values): Ditto.
7540 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7541 * loop-unswitch.c (unswitch_loop): Ditto.
7542 * modulo-sched.c (generate_prolog_epilog): Ditto.
7543 * predict.c (combine_predictions_for_insn, estimate_probability,
7544 tree_estimate_probability, last_basic_block_p,
7545 estimate_bb_frequencies): Ditto.
7546 * profile.c (branch_prob): Ditto.
7547 * regrename.c (copyprop_hardreg_forward): Ditto.
7548 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7549 * tracer.c (layout_superblocks): Ditto.
7550 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7551 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7552 cleanup_control_expr_graph, disband_implicit_edges,
7553 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7554 tree_verify_flow_info, tree_make_forwarder_block,
7555 tree_forwarder_block_p, remove_forwarder_block,
7556 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7557 * tree-if-conv.c (tree_if_conversion): Ditto.
7558 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7559 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7560 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7561 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7562 copy_loop_headers): Ditto.
7563 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7564 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7565 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7566 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7567 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7568 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7569 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7570 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7571 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7572 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7573 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7574 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7575 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7576 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7577 slpeel_add_loop_guard): Ditto.
7579 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7581 PR tree-optimization/15784
7582 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7585 * stmt.c (expand_case): Don't change index_type. Convert minval
7588 PR tree-optimization/20130
7589 * fold-const.c (fold): Fold x * -1 into -x.
7591 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7593 PR rtl-optimization/20331
7594 * rtlanal.c (modified_between_p): Check its address first for MEM.
7595 (modified_in_p): Likewise.
7597 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7599 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7601 2005-03-10 Steven Bosscher <stevenb@suse.de>
7603 * expr.c (expand_expr_real_1): If possible, use a conditional
7604 move for expanding MIN_EXPR and MAX_EXPR.
7605 Use temp for moving around rtx-en.
7607 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7610 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7613 2005-03-10 Roger Sayle <roger@eyesopen.com>
7615 * builtins.c (expand_builtin_signbit): Extend to handle floating
7616 point modes wider than the largest integer type, using the
7617 operand_subword_force function to obtain the signbit's word.
7619 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7622 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7623 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7625 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7627 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7629 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7631 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7633 (perform_edge_inserts): Unconditionally call
7634 free_dominator_info.
7636 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7638 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7640 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7642 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7644 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7646 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7648 (rtl_register_value_prof_hooks,
7649 tree_value_profile_transformations,
7650 tree_register_value_prof_hooks): Likewise.
7651 * var-tracking.c (stack_adjust_offset_pre_post,
7652 variable_htab_free, variable_union, dataflow_set_different_2,
7653 count_uses, variable_was_changed, set_frame_base_location,
7654 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7655 vt_add_function_parameters): Likewise.
7656 * varasm.c (named_section_real, named_section, make_decl_rtl,
7657 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7658 const_hash_1, compare_constant, copy_constant, force_const_mem,
7659 output_constant_pool_2, output_constant_pool_1, output_constant,
7660 output_constructor, make_decl_one_only, decl_tls_model,
7661 default_no_named_section, default_elf_select_section_1,
7662 default_unique_section_1): Likewise.
7663 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7664 * vmsdbgout.c (addr_const_to_string): Likewise.
7667 * function.c (struct assign_parm_data_one): Remove last_named
7669 (assign_parm_find_data_types): Don't determine last_named.
7670 Reorder named_parm determination.
7671 (assign_parms): Only setup varargs on the last non-varadic
7674 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7676 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7677 sda base address on medium model.
7679 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7681 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7682 * cfgloop.c (flow_loop_nodes_find): Export.
7683 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7685 * cfgloopmanip.c (fix_loop_structure): New function.
7686 * predict.c (predict_loops): Clean up the loops information.
7687 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7688 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7690 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7691 (rewrite_into_loop_closed_ssa): Declaration changed.
7692 * tree-loop-linear.c (linear_transform_loops): Add argument to
7693 rewrite_into_loop_closed_ssa call.
7694 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7695 * tree-ssa-loop-im.c (move_computations): Ditto.
7696 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7697 * tree-vectorizer.c (vectorize_loops): Ditto.
7698 * tree-optimize.c: Include cfgloop.h.
7699 (execute_todo): Choose whether to call cleanup_tree_cfg or
7700 cleanup_tree_cfg_loop.
7701 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7702 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7703 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7704 cleanup_tree_cfg_loop call.
7705 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7706 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7707 work on part of cfg.
7709 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7712 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7713 with multiple alternatives.
7715 * stmt.c (parse_output_constraint): Fix a typo.
7717 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7719 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7720 assembly directive instead of deprecated "no-generics".
7722 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7724 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7725 for non-offsettable memory references to cope with outstanding reload
7727 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7728 avoid losing outstanding address reloads.
7729 ("reload_outdi", "reload_outdf"): Likewise.
7731 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7733 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7734 code. Add more cbrt transformations.
7736 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7738 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7740 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7742 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7743 NULL_TREE when a given tree is not simplified.
7744 (fold): Return the original tree when any of the functions
7745 mentioned above NULL_TREE.
7747 * fold-const.c (fold_unary, fold_binary): Take decomposed
7748 arguments, code, type, op0, and op1 in case of fold_binary.
7749 (fold): Update calls to fold_unary and fold_binary.
7751 2005-03-09 Roger Sayle <roger@eyesopen.com>
7753 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7754 a fndecl and an arglist instead of a CALL_EXPR, exp.
7756 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7758 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7760 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7762 * expr.c (expand_assignment): Remove orig_to_rtx.
7764 * fold-const.c (int_const_binop): Remove no_overflow.
7766 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7768 * loop-iv.c (get_biv_step_1): Remove lhs.
7770 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7772 * real.c (real_nan): Remove neg.
7774 * function.c (thread_prologue_and_epilogue_insns): Remove i
7777 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7780 * tree-eh.c (tree_could_trap_p): Remove idx.
7782 * tree-into-ssa.c (ann): Remove ann.
7784 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7786 * tree-sra.c (decide_block_copy): Remove inst_count.
7788 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7790 * tree-ssa-loop-im.c (lhs): Remove.
7792 * cfgbuild.c (state, STATE, SET_STATE,
7793 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7795 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7796 (find_basic_blocks): Set the state of each basic block to
7799 2005-03-08 Jeff Law <law@redhat.com>
7801 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7802 goto results in the removal of edges in the CFG, then we need
7803 to recompute dominators.
7805 2005-03-09 Ben Elliston <bje@au.ibm.com>
7807 * c-common.c (c_do_switch_warnings): Comment fix.
7809 2005-03-08 Julian Brown <julian@codesourcery.com>
7811 * Patch from 2005-03-08 reverted for causing regressions and
7812 ppc-darwin bootstrap failure.
7814 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7816 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7817 Define the real function for ppc-darwin.
7818 * c-typeck.c (convert_arguments): Check for target-specific
7819 invalid argument call to unprototyped function.
7820 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7822 * target.h (invalid_arg_for_unprototyped_fn): New field
7824 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7825 default target hook.
7826 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7829 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7831 * c-typeck.c (constructor_stack, constructor_range_stack,
7832 initializer_stack): Make them static.
7834 * cfg.c (rbi_pool): Make it static.
7836 * gimple-low.c (lower_stmt_body): Make it static.
7837 * tree-flow.h: Remove the corresponding prototype. Don't
7840 * sched-deps.c (cache_size): Make it static.
7842 * stor-layout.c (lang_adjust_rli): Make it static.
7844 2005-03-08 Julian Brown <julian@codesourcery.com>
7846 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7847 from being used for symbols with vague linkage when
7848 HAVE_GAS_COMDAT_GROUP is true.
7850 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7852 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7853 nlabel == JUMP_LABEL (jump).
7855 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7857 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7858 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7859 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7860 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7862 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7865 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7866 * c-common.c (handle_returns_twice): New function.
7867 (c_common_attribute_table): Declare eturns_twice' attribute.
7868 * doc/extend.texi: Document eturns_twice' attribute.
7869 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7870 (struct tree_decl): Add returns_twice_flag.
7872 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7874 * tree-ssa-phiopt.c: Fix a comment typo.
7876 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7877 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7878 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7881 2005-03-08 Richard Henderson <rth@redhat.com>
7883 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7884 builtin codes with ctzdi2, clzdi2, popcountdi2.
7885 (struct alpha_builtin_def): Add is_const.
7886 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7887 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7888 (alpha_init_builtins): Init them. Set nothrow and const attributes
7890 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7891 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7892 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7893 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7894 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7895 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7896 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7897 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7898 (TARGET_FOLD_BUILTIN): New.
7899 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7900 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7902 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7904 2005-03-08 Ira Rosen <irar@il.ibm.com>
7906 PR tree-optimization/20122
7907 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7908 condition of access function instead of base.
7910 2005-03-07 Jeff Law <law@redhat.com>
7911 Steven Bosscher <stevenb@suse.de>
7913 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7914 (find_taken_edge): Call find_taken_edge_computed_goto as
7915 appropriate. Allow any gimple invariant rather than just
7916 INTEGER_CST for VAL.
7917 (cleanup_control_flow): Cleanup a computed goto which has turned
7919 (tree_merge_blocks): If block B has any forced labels, move
7920 them to the start of block A.
7921 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7922 computed gotos as well.
7923 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7924 removal of unnecessary computed gotos too.
7925 (lookup_redirection_data): Fix type of INSERT argument. Callers
7928 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7930 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7931 Remove trailing spaces.
7933 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7934 unshare_all_trees): Make them static.
7935 * tree-gimple.h: Remove the corresponding prototypes.
7937 * diagnostic.h: Remove unused prototype
7938 debug_output_buffer.
7939 * modulo-sched.c: Remove unused prototype
7940 set_row_column_for_ps.
7942 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7943 replace_phi_edge_with_variable): Remove unused variable i.
7945 2005-03-07 Per Bothner <per@bothner.com>
7947 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7949 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7952 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7953 bbs on the COND_EXPR instead of the PHI_NODEs.
7954 (candidate_bb_for_phi_optimization): Remove.
7955 (replace_phi_with_stmt): Rename to ...
7956 (replace_phi_edge_with_variable): this and change so that we
7957 replace the phi argument instead of removing the PHI.
7958 (conditional_replacement): Change so we deal with PHI with more
7960 (value_replacement): Likewise.
7961 (abs_replacement): Likewise.
7963 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7965 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7966 output_e500_flip_gt_bit.
7968 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7970 (rs6000_generate_compare): Fix logic to look at the correct bits.
7971 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7973 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7974 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7975 gen_move_from_CR_gt_bit.
7977 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7978 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7979 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7981 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7982 (E500_CR_IOR_COMPARE): New constant.
7984 2005-03-08 Earl Chew <earl_chew@agilent.com>
7985 David Billinghurst <David.Billinghurst@riotinto.com>
7987 * config/i386/host-cygwin.c: New file to support precompiled
7989 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7990 * config.host: Use above files for cygwin host.
7992 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7994 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7995 ordering ops from earlier change.
7997 2005-03-07 Per Bothner <per@bothner.com>
7999 Various fixes to allow us to again build if --enable-mapped-location:
8000 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
8001 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
8002 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
8003 local variable loc. Change logic appropriately.
8004 * tree-vect-transform.c (vect_finish_stmt_generation): Use
8005 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
8006 * c-parser.c (c_parser_for_statement): Initialize loc variable.
8007 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
8008 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
8010 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
8012 PR rtl-optimization/19683
8013 * reload1.c (choose_reload_regs): Pass the number of bits, not the
8014 number of bytes, to smallest_int_for_mode. Fix arguments to
8015 REG_CANNOT_CHANGE_MODE_P.
8017 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8019 * reorg.c (relax_delay_slots): Check that the jump is
8020 conditional before trying to invert it.
8022 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8024 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
8027 * calls (stack_arg_under_construction): Make it static.
8029 * flow.c (regs_live_at_setjmp): Make it static.
8030 * flow.h: Remove the corresponding prototype.
8032 * reload1.c (reload_startobj, reload_firstobj,
8033 something_needs_operands_changed, reload_inherited,
8034 reload_inheritance_insn, reload_override_in,
8035 reload_spill_index): Make them static.
8037 * recog.c (verify_changes): Make it static.
8038 * recog.h: Remove the corresponding prototype.
8040 * cfgbuild.c (find_sub_basic_blocks): Remove.
8041 * basic-block.h: Remove the corresponding prototype.
8042 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
8044 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
8046 * tree-ssa-operands.c (check_build_stmt): Remove.
8048 * stor-layout.c (set_alignment): Remove.
8049 * tree.h: Remove the corresponding prototype.
8051 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
8053 * tree-ssa-dce.c (control_dependence_map,
8054 visited_control_parents): Make them static.
8056 * cfghooks.c (verify_flow_info): Remove local variable
8059 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
8062 * loop-unswitch.c (unswitch_loop): Remove local variable src.
8064 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
8066 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
8068 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
8070 * config/ia64/hpux.h (LINK_SPEC): Add -z.
8071 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
8072 PARALLEL for an empty structure.
8074 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8076 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
8078 * fold-const.c (fold_binary): Unroll the very first "for"
8081 2005-03-06 David Edelsohn <edelsohn@gnu.org>
8083 * config/rs6000/predicates.md (branch_comparison_operator): Remove
8084 redundant match_code test.
8085 (scc_comparison_operator): Swap match_operand and match_code
8087 (branch_positive_comparison_operator): Same.
8088 (trap_comparison_operator): Use comparison_operator and swap with
8091 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
8094 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
8095 (out_movhi_r_mr): Read low byte of volatile MEM first.
8096 (out_movhi_mr_r): Write high byte of volatile MEM first.
8098 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8100 * cselib.c (reg_values, reg_values_size): Make them static.
8102 * cse.c (cse_reg_info_table): Make it static.
8104 * fold-const.c (fold_unary): Use build1 instead of copy_node.
8106 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
8108 * cse.c (find_best_addr): Use canon_for_address.
8110 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8112 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
8113 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
8114 SUBREG and MEM, respectively.
8116 * fold-const.c (fold_binary): Use code instead of t.
8118 * fold-const.c (optimize_minmax_comparison): Take decomposed
8119 arguments code, type, op0, and op1 instead of t.
8120 (fold_binary): Update a call to optimize_minmax_comparison.
8122 * fold-const.c (fold_range_test): Take decomposed arguments
8123 code, type, op0, and op1 instead of t.
8124 (fold_binary): Update a call to fold_range_test.
8126 * fold-const.c (fold_binary_op_with_conditional_arg): Take
8127 decomposed arguments code, type, op0, and op1 instead of t.
8128 (fold_binary): Update a call to fold_range_test.
8130 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
8132 * fold-const.c (fold_binary): Avoid directly using the original
8133 expression t as much as possible.
8135 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8137 * c-semantics.c (build_stmt): Use TYPE_P instead of
8138 IS_NON_TYPE_CODE_CLASS.
8139 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
8140 (NON_TYPE_CHECK): Use TYPE_P instead of
8141 IS_NON_TYPE_CODE_CLASS.
8143 * fold-const.c (fold): Remove handling of binary expressions.
8145 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
8147 * doc/c-tree.texi: Wrap comments in @r{}.
8148 * doc/cpp.texi: Likewise.
8149 * doc/cppinternals.texi: Likewise.
8150 * doc/extend.texi: Likewise.
8151 * doc/md.texi: Likewise.
8152 * doc/objc.texi: Likewise.
8153 * doc/sourcebuild.texi: Likewise.
8154 * doc/tm.texi: Likewise.
8157 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8159 * predict.c (apply_return_prediction): Standardize PHI chain
8161 * tree-ssa.c (ssa_redirect_edge): Likewise.
8163 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
8164 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
8167 * tree-phinodes.c (remove_phi_node): Drop the last argument.
8168 * tree-flow.h: Adjust the prototype for remove_phi_node.
8169 * lambda-code.c (perfect_nestify): Adjust a call to
8172 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
8173 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
8175 * tree-ssa-dce.c (remove_dead_phis): Likewise.
8176 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
8177 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
8178 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
8180 * combine.c (simplify_and_const_int): Use gen_int_mode instead
8181 of GEN_INT (trunc_int_for_mode (...)).
8182 * loop-iv.c (iv_number_of_iterations): Likewise.
8183 * postreload.c (reload_cse_move2add): Likewise.
8184 * simplify-rtx.c (simplify_const_unary_operation,
8185 simplify_const_binary_operation): Likewise.
8186 * stor-layout.c (get_mode_bounds): Likewise.
8188 * fold-const.c (fold_binary): New.
8189 (fold): Call fold_binary on binary expressions.
8191 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
8193 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
8194 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
8195 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
8196 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
8197 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
8199 2005-03-04 Devang Patel <dpatel@apple.com>
8201 PR tree-optimization/18815
8202 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8203 loops with zero exit edges.
8205 2005-03-04 Devang Patel <dpatel@apple.com>
8207 * doc/invoke.texi: Remove reference to webpage that does not exist.
8209 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
8210 Joseph S. Myers <joseph@codesourcery.com>
8213 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
8214 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
8215 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
8216 * pa.c (get_plabel): Change argument to symbol_ref. Call
8217 maybe_get_identifier instead of get_identifier.
8218 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
8219 (struct deferred_plabel): Replace name field with symbol field.
8220 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
8221 ASM_OUTPUT_EXTERNAL_REAL is defined.
8222 (output_global_address): Use output_addr_const for output of all
8224 (output_deferred_plabels): Use symbol_ref instead of name for address
8226 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
8227 ASM_OUTPUT_SYMBOL_REF): New macros.
8228 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
8230 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
8233 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
8235 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
8236 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
8238 2005-03-04 Jeff Law <law@redhat.com>
8240 * basic-block.h (rediscover_loops_after_threading): Declare.
8241 * tree-ssa-dom.c: Include cfgloop.h.
8242 (tree_ssa_dominator_optimize): Discover loops and some basic
8243 properties. Remove forwarder blocks recreated by loop header
8244 canonicalization. Also mark backedges in the CFG.
8245 * tree-ssa-threadupdate.c: Include cfgloop.h
8246 (rediscover_loops_after_threading): Define.
8247 (struct local_info): New field, JUMP_THREADED.
8248 (prune_undesirable_thread_requests): New function.
8249 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
8250 then record that fact for the callers of redirct_edges.
8251 (thread_block): If BB has incoming backedges, then call
8252 prune_undesirable_thraed_requests. Note when we are
8253 going to have to rediscover loop information. Return a
8254 boolean indicating if any jumps were threaded.
8255 (thread_through_all_blocks): Bubble up boolean indicating
8256 if any jumps were threaded.
8257 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
8258 (tree-ssa-threadupdate.o): Similarly.
8260 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8262 * fold-const.c (fold_ternary): Unroll the "for" loop to
8265 2005-03-04 Andrew Haley <aph@redhat.com>
8267 * unwind-dw2-fde-glibc.c (struct
8268 unw_eh_callback_data.check_cache): New field.
8269 (frame_hdr_cache): New.
8270 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
8271 Cache frame header info.
8273 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
8275 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
8276 (print_c_condition): Declare.
8277 * read-rtl.c (ptr_loc): New structure.
8278 (ptr_locs, ptr_loc_obstack, joined_conditions)
8279 (joined_conditions_obstack): New variables.
8280 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
8281 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
8282 (join_c_conditions, print_c_condition): New functions.
8283 (apply_macro_to_string): Associate the new string with the same
8284 source location as the old one.
8285 (add_condition_to_string): Use join_c_conditions.
8286 (read_string): Use set_rtx_ptr_loc to record a filename and line
8287 number for the string.
8288 (read_rtx): Initialize the new variables above.
8289 * genattrtab.c (write_test_expr, write_attr_value): Use
8291 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
8292 comment above the GCC_VERSION check.
8293 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
8294 Inline the definition of MAYBE_EVAL.
8295 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
8296 * genoutput.c (process_template): Likewise.
8297 * genpreds.c (write_predicate_subfunction): Likewise.
8298 (write_predicate_expr): Use print_c_condition.
8299 * genrecog.c (write_cond): Likewise.
8300 * gensupport.c (process_rtx): Use join_c_conditions to join the
8301 conditions of a define_insn_and_split. Record a source location
8302 for the string after the "&&".
8303 (alter_test_for_insn): Use join_c_conditions.
8305 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
8308 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8309 PR tree-optimization/15784
8310 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8313 2005-03-04 Ben Elliston <bje@au.ibm.com>
8315 * gcc.c (option_map): Add --coverage.
8316 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
8317 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
8318 * config/darwin.h: Pass -lgcov for `coverage'.
8319 * doc/invoke.texi (Debugging Options): Document --coverage.
8321 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8323 * gcse.c (bypass_block): Use find_edge wherever possible.
8325 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
8329 * c-opts.c (c_common_parse_file): Call start_source_file
8330 and end_source_file at the approriate times.
8332 * dwarf2out.c (dwarf2out_finish): Don't auto-end
8333 the main file, it will be done for us now.
8335 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8337 * fold-const.c (fold_ternary): New.
8338 (fold): Call fold_ternary on ternary expressions. Remove
8339 handling of ternary expressions.
8341 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8343 PR tree-optimization/15784
8344 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8347 2005-03-03 David Edelsohn <edelsohn@gnu.org>
8349 * config/rs6000/predicates.md (branch_comparison_operator):
8350 Convert from C block to conditional format.
8352 2005-03-03 Jan Hubicka <jh@suse.cz>
8354 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
8355 and non-constant public variables.
8357 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
8359 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
8362 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
8365 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
8366 calls to release_ssa_name and release_phi_node.
8368 * fold-const.c (fold): Remove handling of unary expressions.
8370 * fold-const.c (fold_unary): Avoid directly using the original
8371 expression t as much as possible.
8373 2005-03-03 Roger Sayle <roger@eyesopen.com>
8374 Andrew Pinski <pinskia@physics.uc.edu>
8376 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8377 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8379 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8381 Describe special registers SRP and MOF as allocatable registers.
8382 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8383 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8384 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8385 TARGET_HAS_MUL_INSNS.
8386 (cris_print_operand) <case 'd'>: New case.
8387 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8388 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8390 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8391 (REG_ALLOC_ORDER): Update for MOF.
8392 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8394 (GENERAL_REGS): No longer a define of ALL_REGS.
8395 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8396 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8398 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8399 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8400 (SECONDARY_RELOAD_CLASS): Define.
8401 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8402 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8403 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8404 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8405 (REGISTER_MOVE_COST): Define.
8406 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8407 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8408 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8409 (CRIS_MOF_REGNUM): New define_constants.
8410 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8412 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8414 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8415 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8416 Adjust for MOF being properly described as a register.
8417 (indir_to_reg_split): Name this split. Conditionalize on the
8418 destination register being a general register.
8419 (movei): Conditionalize on on operands 0 and 1 having the same
8422 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8425 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8426 -mcpu to override any other explicitly given flags.
8428 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8430 * recog.c (verify_changes, confirm_change_group): New functions,
8431 broken out of apply_change_group.
8432 (apply_change_group): Use them.
8433 * recog.h (verify_change, confirm_change_group): Declare.
8434 * rtl.h (redirect_jump_2): Declare.
8435 * jump.c (redirect_exp, invert_exp): Delete.
8436 (invert_exp_1): Take second parameter. Return value. Changed caller.
8437 (redirect_jump_2): New function, broken out of redirect_jump.
8438 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8439 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8440 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8442 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8444 * varasm.c (named_section): Use xstrdup rather than doing it by
8447 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8449 2005-03-02 Devang Patel <dpatel@apple.com>
8451 Undo PR tree-optimization/18815 fix.
8453 2005-03-02 Devang Patel <dpatel@apple.com>
8455 PR tree-optimization/18815
8456 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8457 loops with zero exit edges.
8459 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8461 * cfg.c (connect_src, connect_dest, disconnect_src,
8462 disconnct_dest): New.
8463 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8464 redirect_edge_pred): Use the new functions.
8466 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8467 free_dominance_info only when needed.
8469 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8472 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8473 (reg_or_sub_cint64_operand): Same.
8475 2005-03-02 Jeff Law <law@redhat.com>
8477 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8478 CFG_ALTERED in the main DOM iteration loop.
8480 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8483 * varasm.c (initializer_constant_valid_p): Allow conversions
8484 between OFFSET_TYPEs. Tidy.
8486 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8488 * config/cris/cris.md ("return"): Remove epilogue delay list
8491 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8493 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8495 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8497 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8499 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8500 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8501 config/m68k/m68k.c, config/mips/mips.h,
8502 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8503 doc/include/gcc-common.texi: Update copyright.
8505 PR middle-end/18029 and PR middle-end/18030
8506 * expr.c (optimize_bitfield_assignment_op): Add a special case
8507 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8509 * fold-const.c (fold_unary): New.
8510 (fold): Call fold_unary on unary expressions.
8512 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8514 * cgraph.h (struct cgraph_edge): Add prev_caller and
8516 (cgraph_node_remove_callees): Export.
8517 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8519 (cgraph_edge_remove_callee): New function.
8520 (cgraph_edge_remove_caller): Likewise.
8521 (cgraph_remove_edge): Use.
8522 (cgraph_redirect_edge_callee): Likewise.
8523 (cgraph_node_remove_callees): New function.
8524 (cgraph_node_remove_callers): Likewise.
8525 (cgraph_remove_node): Use.
8526 * tree-optimize.c (tree_rest_of_compilation): Use
8527 cgraph_node_remove_callees instead of manual loop.
8528 * cgraphunit.c (cgraph_finalize_function): Likewise.
8529 (cgraph_expand_function): Likewise.
8530 (cgraph_remove_unreachable_nodes): Likewise.
8532 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8535 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8537 * c-decl.c (undeclared_variable): Take location as argument.
8538 * c-typeck.c (build_external_ref): Likewise.
8539 * c-parser.c (c_parser_postfix_expression): Pass location of
8540 identifier to build_external_ref.
8542 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8544 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8545 CCEQ mode for branch_positive_comparison_operator test.
8546 * config/rs6000/predicates (branch_comparison_operator): Revert to
8548 (scc_comparison_operator): Same.
8549 (branch_positive_comparison_operator): Same.
8551 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8553 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8554 (cris_delay_slots_for_epilogue): Remove.
8555 (save_last): Move into cris_target_asm_function_epilogue.
8556 (cris_target_asm_function_epilogue): Remove tests for file being
8558 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8559 (cris_delay_slots_for_epilogue): Remove prototypes.
8560 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8561 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8563 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8565 * config/rs6000/predicates.md (branch_comparison_operator): Change
8566 to define_special_predicate.
8567 (scc_comparison_operator): Same.
8568 (branch_positive_comparison_operator): Same.
8570 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8572 * Makefile.in (tree-ssa-sink.o): New.
8573 (OBJS-common): Add tree-ssa-sink.o.
8574 * common.opt: Add -ftree-sink
8575 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8576 * timevar.def (TV_TREE_SINK): new timevar.
8577 * tree-flow.h (is_hidden_global_store): Prototype.
8578 * tree-optimize.c (init_tree_optimization_passes): Add
8580 * tree-pass.h (pass_sink_code): New.
8581 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8582 for non-obvious global store store to is_hidden_global_store, and
8583 call that new function.
8584 * tree-ssa-sink.c: New file.
8585 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8586 * doc/passes.texi: Document forward store motion.
8587 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8588 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8589 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8590 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8592 2005-03-01 Per Bothner <per@bothner.com>
8594 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8595 and we have a non-zero column-number, add it to the message.
8596 Also factor out the diagnostic_kind_text.
8598 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8600 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8601 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8602 flow_loop_scan): Removed.
8603 (flow_loop_dump): Do not dump removed fields.
8604 (flow_loop_free): Do not free removed fields.
8605 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8606 (loop_exit_edge_p): New function.
8607 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8608 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8609 num_exits, exits_doms.
8610 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8611 LOOP_EDGES, LOOP_ALL): Removed.
8612 (flow_loop_scan): Declaration removed.
8613 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8614 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8616 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8617 (if_convert): Call flow_loops_find and flow_loops_free
8618 when calling mark_loop_exit_edges.
8619 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8620 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8621 free_dominance_info calls.
8622 * loop-init.c (flow_loops_find): Ditto.
8623 * passes.c (rest_of_handle_branch_prob): Ditto.
8624 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8625 * loop-unroll.c (analyze_insns_in_loop): Do not use
8627 * predict.c (predict_loops): Do not call flow_loop_scan.
8628 Use get_loop_exit_edges.
8629 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8630 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8631 Do not use EDGE_LOOP_EXIT.
8632 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8633 to bb_with_exit_edge_p.
8634 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8635 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8636 to bb_with_exit_edge_p.
8637 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8639 * tree-loop-linear.c (linear_transform_loops): Do not call
8640 flow_loop_scan. Use loop->single_exit.
8641 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8642 (vect_analyze_loop_form): Do not call flow_loop_scan.
8643 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8645 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8647 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8648 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8649 slpeel_tree_duplicate_loop_to_edge_cfg,
8650 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8651 Use loop_preheader_edge and loop->single_exit. Do not call
8654 2005-03-01 Nick Clifton <nickc@redhat.com>
8656 * config/arm/arm.c (thumb_find_work_register): Check all of the
8657 argument registers to see if they are free, and a couple of
8658 special cases where the last argument register but can be proved
8659 to be available during the function's prologue.
8660 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8661 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8662 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8664 (thumb_compute_save_reg_mask): Likewise. Also use
8665 thumb_find_work_register() to ensure that there is agreement about
8666 which work register is going to be used in the prologue.
8667 (thumb_output_function_prologue): Use unsigned long as the type
8668 for the register bit-mask. Also delay pushing the link register if
8669 other high registers are going to be pushed.
8670 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8671 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8672 redundant prototypes.
8674 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8677 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8678 and after reload in REG+REG indexed addresses without REG_POINTER
8679 set in the base and not set in the index.
8681 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8683 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8684 Don't undefine here.
8685 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8686 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8687 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8688 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8689 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8691 * config.gcc (sh*-*-linux*): Use config/linux.h.
8693 2005-02-28 Dale Johannesen <dalej@apple.com>
8694 Stan Shebs <shebs@apple.com>
8696 Rewrite of 64-bit Darwin structure-by-value pass/return.
8697 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8698 intoffset, use_stack, named.
8699 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8700 (rs6000_darwin64_record_arg_advance_flush): New.
8701 (rs6000_darwin64_record_arg_advance_recurse): New.
8702 (rs6000_darwin64_record_arg_flush): New.
8703 (rs6000_darwin64_record_arg_recurse): New.
8704 (rs6000_darwin64_record_arg): New.
8705 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8706 (function_arg_boundary): Handle 128-bit aligned structs.
8707 (function_arg_advance): Rewrite darwin64 struct handling.
8708 (function_arg): Call rs6000_darwin64_record_arg.
8709 (function_arg_partial_nregs): Handle darwin64 structs.
8710 (rs6000_darwin64_function_value): Remove.
8711 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8713 2005-02-28 Roger Sayle <roger@eyesopen.com>
8715 PR tree-optimization/20216
8716 * tree-chrec.c (tree_fold_factorial): Delete.
8717 (tree_fold_binomial): Change argument list to take a return type
8718 and change the type of K to unsigned int. Rewrite to avoid explicit
8719 evaluation of factorials, and (recursively) calling fold to perform
8720 compile-time arithmetic. Return NULL on (internal) overflow.
8721 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8722 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8723 if any intermediate calculation overflows.
8724 (chrec_apply): Update call to chrec_evaluate.
8726 2005-02-28 James E Wilson <wilson@specifixinc.com>
8728 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8730 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8733 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8734 instead of NULL_TREE on error.
8736 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8738 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8739 (EASY_VECTOR_15_ADD_SELF): Remove.
8740 (num_insns_constant_wide): Not static.
8741 (validate_condition_mode): Not static.
8742 (toc_relative_expr_p): Not static.
8743 (legitimate_indirect_address_p): Not static.
8744 (macho_lo_sum_memory_operand): Not static.
8745 (invalid_e500_subreg): Not static.
8746 (easy_vector_same): Not static.
8747 (easy_vector_splat_const): Not static.
8748 (RS6000_SYMBOL_REF_TLS_P): Remove.
8749 (any_operand): Delete.
8750 (any_parallel_operand): Delete.
8751 (count_register_operand): Delete.
8752 (altivec_register_operand): Delete.
8753 (xer_operand): Delete.
8754 (s8bit_cint_operand): Delete.
8755 (short_cint_operand): Delete.
8756 (u_short_cint_operand): Delete.
8757 (non_short_cint_operand): Delete.
8758 (exact_log2_cint_operand): Delete.
8759 (gpc_reg_operand): Delete.
8760 (cc_reg_operand): Delete.
8761 (cc_reg_not_cr0_operand): Delete.
8762 (reg_or_short_operand): Delete.
8763 (reg_or_neg_short_operand): Delete.
8764 (reg_or_aligned_short_operand): Delete.
8765 (reg_or_u_short_operand): Delete.
8766 (reg_or_cint_operand): Delete.
8767 (reg_or_arith_cint_operand): Delete.
8768 (reg_or_add_cint64_operand): Delete.
8769 (reg_or_sub_cint64_operand): Delete.
8770 (reg_or_logical_cint_operand): Delete.
8771 (got_operand): Delete.
8772 (got_no_const_operand): Delete.
8773 (easy_fp_constant): Delete.
8774 (easy_vector_constant): Delete.
8775 (easy_vector_constant_add_self): Delete.
8776 (zero_constant): Delete.
8777 (zero_fp_constant): Delete.
8778 (volatile_mem_operand): Delete.
8779 (offsettable_mem_operand): Delete.
8780 (mem_or_easy_const_operand): Delete.
8781 (add_operand): Delete.
8782 (non_add_cint_operand): Delete.
8783 (logical_operand): Delete.
8784 (non_logical_cint_operand): Delete.
8785 (mask_operand): Delete.
8786 (mask_operand_wrap): Delete.
8787 (mask64_operand): Delete.
8788 (mask64_2_operand): Delete.
8789 (and64_operand): Delete.
8790 (and64_2_operand): Delete.
8791 (and_operand): Delete.
8792 (reg_or_mem_operand): Delete.
8793 (lwa_operand): Delete.
8794 (symbol_ref_operand): Delete.
8795 (call_operand): Delete.
8796 (current_file_function_operand): Delete.
8797 (input_operand): Delete.
8798 (rs6000_nonimmediate_operand): Delete.
8799 (rs6000_tls_symbol_ref): Delete.
8800 (save_world_operation): Delete.
8801 (restore_world_operation): Delete.
8802 (load_multiple_operation): Delete.
8803 (store_multiple_operation): Delete.
8804 (vrsave_operation): Delete.
8805 (mfcr_operation): Delete.
8806 (mtcrf_operation): Delete.
8807 (lmw_operation): Delete.
8808 (stmw_operation): Delete.
8809 (branch_comparison_operator): Delete.
8810 (branch_positive_comparison_operator): Delete.
8811 (scc_comparison_operator): Delete.
8812 (trap_comparison_operator): Delete.
8813 (boolean_operator): Delete.
8814 (boolean_or_operator): Delete.
8815 (min_max_operator): Delete.
8816 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8817 (EASY_VECTOR_15): Moved to here.
8818 (EASY_VECTOR_15_ADD_SELF): Move to here.
8819 (PREDICATE_CODES): Delete.
8820 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8821 Declare functions no longer static.
8822 * config/rs6000/predicates.md: New.
8823 * config/rs6000/rs6000.md: Include predicates.md
8825 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8827 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8828 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8830 * cfgrtl.c (need_fake_edge_p): Likewise.
8831 * combine.c (distribute_notes): Likewise.
8832 * emit-rtl.c (try_split): Likewise.
8833 * recog.c (peephole2_opimize): Likewise.
8834 * reg-notes.def (ALWAYS_RETURN): Remove.
8835 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8836 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8837 * tree.h (ECF_ALWAYS_RETURN): Remove.
8839 2005-02-28 Roger Sayle <roger@eyesopen.com>
8842 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8843 between different machine modes is never a "useless" conversion.
8845 2005-02-28 Geert Bosch <bosch@gnat.com>
8848 * doc/contrib.texi: List contributors for Ada front end
8850 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8852 * simplify-rtx.c (simplify_unary_operation_1,
8853 simplify_const_unary_operation): New, extracted from...
8854 (simplify_unary_operation): ... this one.
8855 (simplify_binary_operation_1,
8856 simplify_const_binary_operation): New, extracted from...
8857 (simplify_binary_operation): ... this one.
8858 * rtl.h (simplify_const_unary_operation,
8859 simplify_const_binary_operation): Add prototypes.
8861 2005-02-28 Julian Brown <julian@codesourcery.com>
8863 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8864 building libjava and caused PR regression/20228.
8866 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8869 * Makefile.in (host_subdir): New.
8870 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8871 * configure: Regenerate.
8873 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8875 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8876 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8877 installation directory first.
8879 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8882 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8883 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8884 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8885 * config/cris/cris.md: Tweak comments referring to Q.
8886 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8887 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8888 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8889 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8890 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8891 Insert spaces in constraints to align alternatives vertically for
8893 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8896 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8898 PR rtl-optimization/17728
8899 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8900 operand 0 from general_operand to move_dest_operand.
8902 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8904 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8905 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8906 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8907 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8909 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8911 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8912 * configure: Regenerate.
8913 * libada-mk.in: Remove CC; rename
8914 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8916 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8919 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8920 for the lhs, also walk over the tree. Likewise for rhs.
8922 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8924 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8925 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8926 Do not propagate value of iv before increment over the increment.
8928 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8930 * c-parser.c: New file.
8931 * c-parse.in: Remove.
8932 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8934 (c-parser.o): Add dependencies.
8935 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8936 maintainer-clean, TAGS): Update.
8937 * c-config-lang.in (gtfiles): Update.
8938 * gengtype-lex.l: Don't handle "@@".
8939 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8940 objc_build_synchronized, objc_begin_try_stmt,
8941 objc_begin_catch_clause, objc_finish_catch_clause,
8942 objc_build_finally_clause, objc_finish_try_stmt): New.
8943 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8945 (c_parse_init): Update comment.
8946 * c-decl.c (c_init_decl_processing): Update comment.
8947 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8948 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8949 new c_declspecs members.
8951 2005-02-25 Julian Brown <julian@codesourcery.com>
8953 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8954 from being used for symbols with vague linkage when
8955 HAVE_GAS_COMDAT_GROUP is true.
8957 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8959 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8961 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8964 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8965 (LIBGCC2_HAS_DF_MODE): New.
8966 (LIBGCC2_HAS_XF_MODE): New.
8967 (LIBGCC2_HAS_TF_MODE): New.
8968 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8969 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8970 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8971 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8972 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8973 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8974 and add _fixtfdi, _fixunstfdi, _floatditf
8975 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8976 L_fixunstfdi, L_floatditf.
8977 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8978 (LIBGCC2_HAS_TF_MODE): Define.
8980 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8982 PR tree-optimization/20204
8983 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8984 REWRITE_THIS_STMT markers on PHI nodes.
8985 (rewrite_initialize_block): Likewise.
8987 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8989 * version.c (version_string): Update to 4.1.
8991 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8993 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8994 Clarify that the alternative way doesn't work in GNU C++.
8996 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8998 PR tree-optimization/19937
8999 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
9000 to the type of the induction variable.
9002 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
9004 PR rtl-optimization/20117
9005 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
9006 the block including noncopyable insn.
9008 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9010 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
9011 calls to find_reg_note.
9013 2005-02-24 Richard Henderson <rth@redhat.com>
9016 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
9019 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
9021 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
9022 vector types if to use base reg for misaligned non-word ld/std.
9024 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9027 * config/cris/cris.c (cris_target_asm_function_prologue): Create
9028 dwarf2 label manually and put it after, not before the prologue.
9030 2005-02-24 David Edelsohn <edelsohn@gnu.org>
9033 * reload.c (operands_match_p): Only increment register number for
9034 SCALAR_INT_MODE_P modes in multiple hard registers.
9036 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
9039 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9041 * ChangeLog.5: Fix log message typo(s).
9042 * ChangeLog.7: Likewise.
9043 * ChangeLog.tree-ssa: Likewise.
9044 * cfgexpand.c: Fix comment typo(s).
9045 * conflict.c: Likewise.
9046 * defaults.h: Likewise.
9047 * dwarf2out.c: Likewise.
9049 * ggc-page.c: Likewise.
9050 * tree-eh.c: Likewise.
9051 * tree-ssa-dom.c: Likewise.
9053 2005-02-24 Jakub Jelinek <jakub@redhat.com>
9056 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
9057 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
9058 if SHARED is defined.
9061 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
9062 allow splitting only if operands 0 and 3 don't overlap.
9064 2005-02-24 Richard Henderson <rth@redhat.com>
9067 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
9068 (fold_builtin_1): Call them.
9069 * fold-const.c (fold_complex_mult_parts): Split out from ...
9070 (fold_complex_mult): ... here. Fix typo in both imaginary case.
9071 (fold_complex_div_parts, fold_complex_div): New.
9073 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
9075 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9077 * tree-ssa-ccp.c (visit_assignment): Verify that result of
9078 VIEW_CONVERT_EXPR is_gimple_min_invariant.
9080 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
9081 (print_node): Likewise.
9082 Print TYPE_SIZES_GIMPLIFIED.
9084 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9086 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
9087 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
9088 operands as commutative in constraints.
9090 2005-02-24 Diego Novillo <dnovillo@redhat.com>
9092 * tree-into-ssa.c: Re-organize internal functions.
9094 2005-02-24 Richard Henderson <rth@redhat.com>
9097 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
9099 * common.opt (fcx-limited-range): New.
9100 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
9101 * toplev.c (flag_complex_method): Initialize to 1.
9102 (process_options): Set flag_complex_method to 0 if
9103 flag_cx_limited_range.
9104 * doc/invoke.texi (-fcx-limited-range): New.
9106 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9108 * cse.c (delete_trivially_dead_insns): Speed up by using
9109 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
9112 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
9114 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
9115 functions when -mid-shared-library is being used.
9117 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9119 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
9120 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
9121 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
9122 * system.h: Poison LINK_LIBGCC_SPECIAL.
9124 2005-02-23 James E Wilson <wilson@specifixinc.com>
9126 * gengtype.c (note_insn_name): Make 1 element larger.
9128 2005-02-23 Roger Sayle <roger@eyesopen.com>
9131 PR rtl-optimization/20097
9132 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
9133 BImode SUBREGs of SImode registers which confuse the ia64 backend.
9135 2005-02-23 David Edelsohn <edelsohn@gnu.org>
9137 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
9138 * t-aix52 (SHLIB_INSTALL): Same.
9140 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
9142 * genpreds.c: Update copyright.
9144 2005-02-23 Michael Beach <michaelb@ieee.org>
9147 * config/sparc/t-elf (startup files): Assemble with CPP.
9149 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
9151 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
9152 (write_predicate_expr): Likewise.
9154 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9156 PR tree-optimization/20100
9157 PR tree-optimization/20115
9158 * tree-optimize.c (init_tree_optimization_passes): Remove
9159 pass_maybe_create_global_var.
9160 * tree-pass.h (pass_maybe_create_global_var): Remove.
9161 * tree-ssa-alias.c (aliases_computed_p): Declare.
9162 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
9163 (count_calls_and_maybe_create_global_var): Remove.
9164 (pass_maybe_create_global_var): Remove.
9165 (init_alias_info): Do not declare aliases_computed_p.
9166 (maybe_create_global_var): If the function contains no
9167 call-clobbered variables and a mix of pure/const and regular
9168 function calls, create .GLOBAL_VAR.
9169 Mark all call-clobbered variables for renaming.
9170 (merge_pointed_to_info): Update comment.
9171 (add_pointed_to_var): Likewise.
9172 (is_escape_site): Likewise.
9173 Accept struct alias_info * instead of size_t *.
9175 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
9177 * tree-ssa-operands.c (get_call_expr_operands): If
9178 ALIASES_COMPUTED_P is false, do not add call-clobbering
9180 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
9181 (delete_tree_ssa): Likewise.
9183 2005-02-22 James E Wilson <wilson@specifixinc.com>
9185 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
9186 (do_compile): Do call it here.
9188 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9190 PR rtl-optimization/20017.
9191 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
9192 rest_of_handle_cse2, rest_of_handle_gcse): Call
9193 delete_dead_jumptables immediately before calling cleanup_cfg.
9195 2005-02-22 Devang Patel <dpatel@apple.com>
9198 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
9201 2005-02-22 David Edelsohn <edelsohn@gnu.org>
9203 * config/rs6000/aix.h (WINT_TYPE): Define.
9205 2005-02-22 Stan Shebs <shebs@apple.com>
9207 * config/rs6000/rs6000.c (rs6000_override_options): Default to
9208 natural alignment for 64-bit Darwin.
9209 (rs6000_parse_alignment_option): Warn about uses of -malign-power
9211 * doc/invoke.texi: Document this.
9213 2005-02-22 DJ Delorie <dj@redhat.com>
9215 * c-common.c (c_common_type_for_mode): Pass the mode's precision
9216 to make_[un]signed_type, not the mode itself.
9218 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9220 * cfg.c (cached_make_edge): Call make_edge if edge cache is
9221 not available. Use tail calls wherever possible.
9222 (make_edge): Call unchecked_make_edge to create an edge.
9224 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
9225 (coalesce_ssa_name): Don't check for
9226 SSANORM_USE_COALESCE_LIST.
9227 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
9229 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9231 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
9232 (rewrite_into_ssa): ... here.
9234 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
9236 PR tree-optimization/19786
9237 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
9238 tag to another's may-alias bitmap when adding to the other's list.
9240 2005-02-21 DJ Delorie <dj@redhat.com>
9242 * tree-ssa-loop-ivopts.c (computation_cost): Start register
9243 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
9244 registers in unsupported ways.
9245 * expmed.c (init_expmed): Likewise.
9247 2005-02-21 Stan Cox <scox@redhat.com>
9249 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
9251 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9253 * tree-cfg.c (fold_cond_expr_cond): New.
9254 (make_edges): Call fold_cond_expr_cond.
9255 (find_taken_edge): Accept nothing but INTEGER_CST.
9256 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
9258 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
9260 * flow.c (delete_dead_jumptables): Speed up by scanning insns
9261 that do not belong to any basic block.
9263 2005-02-21 Jeff Law <law@redhat.com>
9265 * cfganal.c (find_unreachable_blocks): Manually CSE load of
9268 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9270 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
9271 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
9272 Adjust their definitions.
9273 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
9274 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
9276 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
9277 genautomata.c, langhooks.c, langhooks.h, system.h,
9278 config/arm/lib1funcs.asm: Update copyright.
9280 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9282 * dbxout.c (dbxout_function_end): Emit Lscope label always.
9284 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
9287 * doc/install.texi: Document --with-gc.
9289 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
9291 * simplify-rtx.c (simplify_unary_operation): Add a missing
9294 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9296 PR tree-optimization/18663
9297 * tree-ssa-dom.c (extract_range_from_cond): Return 0
9298 if the type has variable bounds.
9300 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
9302 * gcse.c: Remove an obsolete comment.
9304 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
9306 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
9308 * doc/extend.texi (Function Attributes) <Attribute const>: The
9309 attribute "pure" is below this text, not above.
9311 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9313 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
9314 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
9315 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
9317 2005-02-20 Zack Weinberg <zack@codesourcery.com>
9320 * langhooks.h (struct lang_hooks): Add to_target_charset.
9321 * langhooks.c (lhd_to_target_charset): New function.
9322 * langhooks-def.h: Declare lhd_to_target_charset.
9323 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
9324 (LANG_HOOKS_INITIALIZER): Update.
9325 * c-common.c (c_common_to_target_charset): New function.
9326 * c-common.h: Declare it.
9327 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
9328 c_common_to_target_charset.
9330 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
9331 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
9333 * system.h: Poison them.
9334 * doc/tm.texi: Don't discuss them.
9335 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
9336 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
9337 (pp_c_char): Do not attempt to generate letter escapes for
9339 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
9340 * config/mips/mips.c (mips_output_ascii): Likewise.
9342 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
9344 PR tree-optimization/19951
9345 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
9348 2005-02-19 Steven Bosscher <stevenb@suse.de>
9351 * function.h (struct function): New field `max_loop_depth'.
9352 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
9353 (flow_loops_find): Reset the max loop depth count before finding loops.
9354 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
9355 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
9356 (calculate_global_regs_live): Make sure the loop will terminate
9357 when the initial sets are not empty.
9359 2005-02-19 Zack Weinberg <zack@codesourcery.com>
9361 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
9363 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
9365 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
9368 * doc/invoke.texi: Remove documentation of %M spec.
9370 (init_spec): Remove %M suffix from -lgcc_s.
9371 (do_spec_1): Remove 'M' case.
9372 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9373 to put shared libraries in the multilib directory. Remove the
9374 shlib_so_soname substitution variable. Don't add a multilib encoding
9375 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9376 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9377 SHLIB_INSTALL as well as SHLIB_LINK.
9378 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9379 (SHLIB_NAME): Delete.
9380 (SHLIB_DIR): New macro.
9381 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9382 (SHLIB_INSTALL): Adjust accordingly.
9383 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9384 * config/t-slibgcc-sld: Likewise.
9385 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9386 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9387 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9389 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9390 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9391 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9392 Use @shlib_base_name@ instead of @shlib_so_name@.
9393 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9394 and @shlib_base_name@.so in @multilib_dir@.
9395 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9396 to the install path.
9397 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9398 (SHLIB_LINK): Remove previous workaround.
9399 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9400 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9401 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9403 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9404 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9405 (SHLIB_INSTALL): Adjust accordingly.
9406 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9407 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9408 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9409 config/t-slibgcc-elf-ver.
9411 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9412 Jakub Jelinek <jakub@redhat.com>
9414 PR tree-optimization/19828
9415 * tree-ssa-loop-im.c: Add a TODO comment.
9416 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9417 without side-effects.
9419 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9421 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9424 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9426 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9427 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9428 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9430 (ia64_reorg): Delete fixup_errata call.
9431 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9432 (TARGET_SWITCHES): Delete -mb-step entry.
9434 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9437 * c-typeck.c (composite_type): Handle quals in transparent unions.
9438 (type_lists_compatible_p): Likewise.
9440 2005-02-18 Stan Shebs <shebs@apple.com>
9442 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9443 expressions in the .literal8 section.
9445 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9447 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9449 2005-02-18 Roger Sayle <roger@eyesopen.com>
9451 * fold-const.c (constant_boolean_node): Always create values of the
9452 specified type, don't bother calling truthvalue_conversion.
9454 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9456 * except.c (output_function_exception_table): Call
9457 assemble_external_libcall (eh_personality_libfunc).
9459 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9462 * config/ia64/ia64.h (struct machine_function): Add state_num.
9463 * config/ia64/ia64.c (process_epilogue,
9464 process_for_unwind_directive): Use new unwind state numbers each
9465 time rather than state 1.
9467 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9470 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9471 before the "*llgt_didi" pattern.
9473 2005-02-18 Jason Merrill <jason@redhat.com>
9475 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9477 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9479 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9480 (div0): Use it in place of ARM_FUNC_ALIAS.
9481 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9483 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9486 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9487 access, the lower bound of the array type if it exists.
9489 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9492 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9493 cases that are out-of-range for the index type.
9495 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9497 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9498 (estimate_case_costs): Don't call convert.
9499 * expmed.c (expand_shift): Likewise.
9500 (make_tree): Call fold_convert instead of convert.
9502 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9505 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9506 that ref to be marked MEM_READONLY_P doesn't have base that needs
9509 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9511 * genautomata.c (output_get_cpu_unit_code_func,
9512 output_cpu_unit_reservation_p): Don't generate old-style function
9515 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9518 PR tree-optimization/20009
9519 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9521 PR tree-optimization/18947
9522 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9523 inline, remove all nodes that are inlined into the extern inline
9526 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9528 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9529 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9530 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9531 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9534 2005-02-17 Roger Sayle <roger@eyesopen.com>
9536 PR tree-optimization/19917
9537 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9538 to be potentially trapping.
9540 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9542 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9544 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9546 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9547 tem becomes a local variable which is set to the value of the
9548 back end defined INITIAL_FRAME_ADDRESS macro.
9549 (expand_builtin_frame_address): Omit the base parameter to
9550 expand_builtin_return_addr.
9551 (expand_builtin_profile_func): Likewise.
9552 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9553 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9554 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9556 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9558 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9559 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9560 * config/frv/frv.c (frv_function_epilogue): Likewise.
9562 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9564 * lambda-code (perfect_nestify): Remove mark/unmark
9566 * tree-loop-linear.c (linear_transform_loops): Add
9567 rewrite_into_ssa call so that ssa is correct for
9568 rewriting into loop closed.
9570 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9572 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9573 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9575 * bt-load.c (btr_def_live_range, combine_btr_defs,
9576 migrate_btr_def, migrate_btr_defs): Likewise.
9577 * cfgcleanup.c (thread_jump): Likewise.
9578 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9579 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9580 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9581 df_rd_local_compute, df_reg_info_compute): Likewise.
9582 * dominance.c (init_dom_info, free_dom_info): Likewise.
9583 * flow.c (init_propagate_block_info,
9584 free_propagate_block_info): Likewise.
9585 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9586 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9587 modify_reg_pav): Likewise.
9588 * loop-invariant.c (find_defs, find_invariant_insn,
9589 find_invariants, free_inv_motion_data): Likewise.
9590 * predict.c (tree_predict_by_opcode,
9591 estimate_bb_frequencies): Likewise.
9592 * stmt.c (expand_case): Likewise.
9593 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9594 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9595 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9596 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9597 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9598 rewrite_ssa_into_ssa): Likewise.
9599 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9600 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9601 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9602 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9603 * tree-sra.c (tree_sra): Likewise.
9604 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9605 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9606 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9607 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9608 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9609 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9611 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9612 calculate_live_on_entry, calculate_live_on_exit,
9613 build_tree_conflict_graph): Likewise.
9614 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9615 record_important_candidates, set_use_iv_cost, find_depends,
9616 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9617 tree_ssa_iv_optimize_finalize): Likewise.
9618 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9619 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9620 tree_duplicate_loop_to_header_edge): Likewise.
9621 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9622 * tree-ssa.c (verify_flow_insensitive_alias_info,
9623 verify_name_tags, verify_ssa, init_tree_ssa,
9624 delete_tree_ssa): Likewise.
9625 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9626 fini_ssanames): Likewise.
9627 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9629 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9631 * config/rs6000/t-rtems: Completely reworked.
9633 2005-02-17 Ira Rosen <irar@il.ibm.com>
9635 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9637 2005-02-17 Ira Rosen <irar@il.ibm.com>
9639 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9640 POINTER_TYPE_P when checking that type is a pointer.
9641 (vect_get_memtag): Remove.
9642 (vect_address_analysis): Use POINTER_TYPE_P. Call
9643 vect_object_analysis with dummy parameter for memtag.
9644 (vect_object_analysis): Extract memtag (functionality that
9645 used to be in vect_get_memtag and moved here). Fix printings.
9646 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9647 with correct parameters. Remove call to vect_get_memtag.
9649 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9651 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9652 (tree-vectorizer.o): Added missing dependencies.
9654 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9656 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9657 declaration in tree-vectorizer.c, now has an extern declaration in
9659 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9660 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9661 get_vectype_for_scalar_type, vect_is_simple_use,
9662 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9663 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9664 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9665 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9666 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9667 find_loop_location): Likewise.
9669 * tree-vectorizer.c (langhooks.h): #include removed.
9670 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9671 moved to tree-vectorized.h.
9672 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9673 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9674 get_vectype_for_scalar_type, vect_is_simple_use,
9675 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9676 vect_supportable_dr_alignment, new_loop_vec_info,
9677 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9678 vect_set_verbosity_level, find_loop_location): Likewise.
9680 (vect_analyze_loop): Function externalized. Declaration moved to
9681 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9682 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9683 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9684 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9685 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9686 vect_enhance_data_refs_alignment, vect_analyze_operations,
9687 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9688 vect_stmt_relevant_p, vect_get_loop_niters,
9689 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9690 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9691 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9692 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9693 vect_get_memtag): Likewise.
9695 (vectorizable_load): Function externalized. Declaration moved to
9696 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9697 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9698 vect_transform_loop): Likewise.
9699 (vect_transform_stmt): Moved to tree-vect-transform.c.
9700 (vect_align_data_ref, vect_create_destination_var,
9701 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9702 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9703 vect_get_vec_def_for_operand, vect_init_vector,
9704 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9705 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9706 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9707 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9708 vect_do_peeling_for_loop_bound): Likewise.
9710 * tree-vect-analyze.c: New file.
9711 * tree-vect-transform.c: New file.
9713 2005-02-17 Jason Merrill <jason@redhat.com>
9715 PR mudflap/19319, c++/19317
9716 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9719 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9721 * doc/install.texi (Specific): Update link for Darwin-specific
9724 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9726 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9727 constant_boolean_node.
9729 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9732 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9733 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9735 2005-02-16 Richard Henderson <rth@redhat.com>
9738 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9740 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9741 replace uses with Wtype_MAXp1_F.
9742 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9743 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9744 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9745 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9746 and HAVE_TFMODE as appropriate.
9747 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9748 (__floatdisf): Likewise.
9749 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9750 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9751 (Wtype_MAXp1_F): New.
9752 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9753 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9755 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9758 * arm.c (arm_apply_result_size): New function.
9759 * arm.h (APPLY_RESULT_SIZE): Define.
9760 * arm-protos.h (arm_apply_result_size): Add prototype.
9761 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9762 (movxf): New expand.
9763 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9764 (call_value_symbol): Remove predicate for operand 0.
9765 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9766 (untyped_call): Rework to correclty return values for any type.
9767 (untyped_return): New expand.
9768 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9770 2005-02-16 Stan Shebs <shebs@apple.com>
9772 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9773 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9775 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9777 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9778 configure settings on Solaris 7 and later.
9780 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9782 PR tree-optimization/19865
9783 * tree-optimize.c (init_tree_optimization_passes): Run
9784 pass_may_alias after pass_sra.
9786 2005-02-16 Richard Henderson <rth@redhat.com>
9787 Stuart Hastings <stuart@apple.com>
9790 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9791 Do nothing if debug info suppressed for this function.
9792 (dbxout_begin_function): Early exit if debug info suppressed for
9795 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9798 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9800 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9802 PR tree-optimization/19967
9803 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9804 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9805 argument TYPE. Adjust calls to fold_builtin_XXX.
9806 (expand_builtin, fold_builtin_1): Adjust calls to
9808 (fold_builtin_strchr, fold_builtin_strpbrk,
9809 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9810 result to a requested type TYPE.
9812 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9815 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9816 (T)x & (T)cst if (T)cst overflows.
9817 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9818 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9820 2005-02-15 Jeff Law <law@redhat.com>
9822 * gcse.c (blocks_with_calls): New bitmap.
9823 (alloc_gcse_mem): Allocate it.
9824 (free_gcse_mem): Free it.
9825 (clear_modifY_mem_tables): Clear it.
9826 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9827 when we encounter CALL_INSNs.
9828 (compute_transp, case MEM): Handle blocks with calls separate
9829 from blocks without calls. Use bitmap iterators rather than
9832 2005-02-15 Peter O'Gorman <peter@pogma.com>
9835 * mklibgcc.in (vis_hide): Use a temporary object file, not
9838 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9841 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9842 access optimization.
9844 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9845 Alan Modra <amodra@bigpond.net.au>
9848 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9849 (_xlqsub): Rename to __gcc_qsub.
9850 (_xlqmul): Rename to __gcc_qmul.
9851 (_xlqdiv): Rename to __gcc_qdiv.
9852 Provide versioned symbol aliases with old names.
9853 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9854 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9855 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9856 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9857 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9859 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9861 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9862 Fold ~(A - 1) and ~(A + -1) to -A.
9864 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9868 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9869 config/pa/pa-host.c:pa_gt_pch_use_address.
9871 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9873 * tree-vn.c (get_value_handle): Make sure that given an
9874 is_gimple_min_invariant expression, we always return it.
9876 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9878 * passes.c (rest_of_handle_gcse): Fix a comment.
9880 2005-02-15 Jeff Law <law@redhat.com>
9882 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9884 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9885 (canon_list_insert, record_last_mem_set_info): Similarly.
9886 (clear_modify_mem_tables): Similarly.
9888 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9890 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9891 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9892 config/mips/mips.md, config/rs6000/aix.h,
9893 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9895 2005-02-15 Richard Henderson <rth@redhat.com>
9897 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9898 call to be best_edge.
9900 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9902 * basic-block.h: Adjust the prototype for find_basic_blocks.
9903 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9904 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9907 * flow.c (recompute_reg_usage): Remove all arguments.
9908 * passes.c (rest_of_compilation): Adjust the call to
9909 recompute_reg_usage.
9910 * rtl.h: Adjust the prototype for recompute_reg_usage.
9912 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9914 * tree-dump.c (dump_files): Update to reflect new member
9916 (dump_register): Add new argument.
9918 (dump_switch_p_1): Check against glob name if doglob was passed.
9919 (dump_switch_p): Check against regular first, then glob if
9920 we didn't have any hits on the dump name.
9921 * tree-optimize.c (register_one_dump_file):
9922 Pass in glob name as well.
9923 * tree-pass.h (struct dump_file_info): Add glob
9926 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9928 PR preprocessor/16323
9929 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9931 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9934 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9935 (trunctfdf2_internal1): New.
9936 (trunctfdf2_internal2): Renamed from trunctfdf2.
9938 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9940 PR tree-optimization/19853
9941 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9943 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9945 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9946 delete_dead_jumptables and cleanup_cfg.
9948 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9950 * reload.c (find_reloads): Swap address_reloaded flags when
9951 swapping commutative operands.
9953 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9955 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9956 Use standard_iv_increment_position for computing the bsi position
9958 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9961 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9964 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9965 life range of hard registers.
9966 * value-prof.c (insn_prefetch_values_to_profile): Only
9969 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9970 profile in libcalls.
9972 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9974 * bitmap.h (bitmap_and_compl_into): Return bool.
9975 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9977 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9979 PR tree-optimization/19944
9980 * fold-const.c (fold): Re-add ABS_EXPR folding.
9982 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9985 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9986 {TARGET,MASK}_XL_COMPAT.
9987 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9989 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9990 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9992 (rs6000_arg_partial_bytes): Same.
9993 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9994 and XL compatibility enabled.
9995 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9996 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9997 test to final condition.
9998 (cmptf_internal2): New.
9999 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
10000 xl-compat. Add TFmode information to description.
10002 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
10004 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
10006 2005-02-13 Jason Merrill <jason@redhat.com>
10009 * fold-const.c (fold_indirect_ref_1): Split out from...
10010 (build_fold_indirect_ref): Here.
10011 (fold_indirect_ref): New fn.
10012 * tree.h: Declare it.
10013 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
10014 (gimplify_modify_expr_rhs): Likewise.
10015 (gimplify_expr): Likewise.
10017 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10019 PR tree-optimization/14303
10020 PR tree-optimization/15784
10021 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
10022 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
10023 ABS_EXPR<x> != 0 to x != 0.
10025 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
10027 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
10028 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
10029 spelling conventions.
10031 * passes.c (rest_of_handle_gcse): Don't run cse_main and
10032 delete_trivially_dead_insns too many times.
10034 * passes.c (rest_of_handle_gcse): Remove dead assignments to
10037 2005-02-12 Ira Rosen <irar@il.ibm.com>
10039 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
10040 (vect_is_simple_iv_evolution): Remove redundant parameter
10042 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
10043 without last parameter.
10044 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
10045 Return pointer step. Call vect_is_simple_iv_evolution without
10046 last parameter. Check only that the step is multiple of size
10047 type. Remove stmt_vinfo updates.
10048 (vect_get_memtag_and_dr): Remove.
10049 (vect_get_memtag): New function.
10050 (vect_address_analysis): New function.
10051 (vect_object_analysis): New function.
10052 (vect_analyze_data_refs): Call vect_object_analysis and
10053 vect_get_memtag. Update stmt_vinfo fields.
10055 2005-02-12 Ira Rosen <irar@il.ibm.com>
10057 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
10058 exist and are objects. Remove checks for pointer.
10059 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
10060 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
10061 (vect_create_data_ref_ptr): Likewise.
10062 (vect_base_addr_differ_p): New function.
10063 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
10064 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
10065 Don't set the DR_BASE_NAME field of data-ref.
10066 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
10068 2005-02-12 Uros Bizjak <uros@kss-loka.si>
10070 * optabs.h (enum optab_index): Add new OTI_ldexp.
10071 (ldexp_optab): Define corresponding macro.
10072 * optabs.c (init_optabs): Initialize ldexp_optab.
10073 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
10075 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
10077 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
10078 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
10080 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
10081 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
10084 2005-02-12 Ira Rosen <irar@il.ibm.com>
10086 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
10088 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
10090 (vect_get_base_and_offset): Always return an address.
10091 (vect_create_addr_base_for_vector_ref): Remove treatment for
10092 different data reference types.
10093 (vect_compute_data_ref_alignment): Rename base to base_address in
10094 stmt_vec_info. Get the object in order to force its alignment.
10095 (vect_get_memtag_and_dr): Rename base to base_address in
10096 stmt_vec_info. Extract the object for memtag analysis.
10098 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
10100 PR regression/19898.
10101 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
10102 changes cc_status, use apply modified_in_p to part of cc_status
10103 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
10106 2005-02-11 Richard Henderson <rth@redhat.com>
10108 * tree-complex.c (expand_complex_libcall): New.
10109 (expand_complex_multiplication): Use it for c99 compliance.
10110 (expand_complex_division): Likewise.
10111 * fold-const.c (fold_complex_add, fold_complex_mult): New.
10113 * builtins.c (built_in_names): Remove const.
10114 * tree.c (build_common_builtin_nodes): Build complex arithmetic
10116 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
10117 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
10118 (built_in_names): Remove const.
10119 * c-common.c (c_common_type_for_mode): Handle complex modes.
10120 * flags.h, toplev.c (flag_complex_method): Rename from
10121 flag_complex_divide_method.
10122 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
10123 __mulsc3, __muldc3, __mulxc3, __multc3): New.
10124 * libgcc2.h: Declare them.
10125 * libgcc-std.ver: Export them.
10126 * mklibgcc.in (lib2funcs): Build them.
10128 2005-02-11 Steven Bosscher <stevenb@suse.de>
10130 PR tree-optimization/19876
10131 Partially revert my change from 2005-01-14
10132 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
10133 (compute_antic): ...and remove the loop here.
10135 2005-02-11 Jakub Jelinek <jakub@redhat.com>
10137 PR middle-end/19858
10138 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
10139 is number of inner's bits, avoid creating a BIT_FIELD_REF.
10141 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
10142 crtend.o if -pie. Use %{x:a;:b} spec syntax.
10144 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
10146 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
10147 offsets for the big-endian 32-bit case.
10149 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
10151 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
10153 2005-02-11 Dale Johannesen <dalej@apple.com>
10155 * cselib.c (cselib_process_insn): Clear out regs where
10156 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
10157 * reload.c (find_equiv_reg): Ditto.
10159 2005-02-11 Ian Lance Taylor <ian@airs.com>
10161 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
10164 * tree.c (build_function_type_list): Work correctly if there are
10167 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
10169 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
10170 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
10171 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
10172 TARGET_ZARCH instead of TARGET_64BIT.
10174 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
10176 * config/rs6000/t-rtems:
10177 (MULTILIB_OPTIONS): Remove mcpu=602.
10178 (MUTLILIB_DIRNAMES): Remove m602.
10179 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
10180 Let mcpu=602 match mcpu=603.
10181 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
10183 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10185 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
10186 signal trampolines.
10188 2005-02-10 David Daney <ddaney@avtrex.com>
10190 * config/alpha/linux-unwind.h: Add exception clause to copyright.
10191 * config/i386/linux-unwind.h: Likewise.
10192 * config/ia64/linux-unwind.h: Likewise.
10193 * config/mips/linux-unwind.h: Likewise.
10194 * config/pa/linux-unwind.h: Likewise.
10195 * config/rs6000/linux-unwind.h: Likewise.
10196 * config/s390/linux-unwind.h: Likewise.
10197 * config/sh/linux-unwind.h: Likewise.
10198 * config/sparc/linux-unwind.h: Likewise.
10200 2005-02-10 Steven Bosscher <stevenb@suse.de>
10202 PR tree-optimization/17549
10203 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
10204 TER to replace a DEF with its expression if the DEF and the
10205 rhs of the expression we replace into have the same root
10208 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
10210 * config/mips/mips.md: Fix the placement of the match_scratch in the
10213 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10215 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
10218 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
10220 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
10221 (strip_offset): Handle addresses.
10222 (add_address_candidates): Use strip_offset.
10223 (difference_cost): Reflect strip_offset change.
10224 (force_var_cost, difference_cost): Strip nops.
10226 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10228 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
10230 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
10231 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
10232 config/cris/cris-protos.h, config/cris/cris.c: Update
10235 2005-02-10 Jeff Law <law@redhat.com>
10237 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
10238 (lookup_avail_expr): Similarly.
10240 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
10242 * builtins.c (fold_builtin_powi): New function.
10243 (fold_builtin_1): Call it.
10245 2005-02-10 Steven Bosscher <stevenb@suse.de>
10247 PR documentation/19309
10248 * doc/cpp.texi: The __GNUC__ and related predefined macros
10249 are also defined for the "standalone" cpp.
10250 Some non-GCC compilers may also define __GNUC__.
10252 2005-02-10 Jakub Jelinek <jakub@redhat.com>
10255 * c-typeck.c (common_type): New routine. Old common_type renamed
10257 (c_common_type): ...this.
10258 (build_conditional_expr, build_binary_op): Use c_common_type instead
10261 2005-02-10 Steven Bosscher <stevenb@suse.de>
10263 * doc/md.texi: Replace @samp{length} with @code{length}.
10265 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10267 PR tree-optimization/18687
10268 * tree-flow.h (find_loop_niter): Declare.
10269 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
10270 Try using scev even for loops with more than one exit.
10271 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
10272 (struct ivopts_data): Added niters field.
10273 (struct nfe_cache_elt): New.
10274 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
10276 (tree_ssa_iv_optimize_init): Initialize niters cache.
10277 (determine_number_of_iterations): Removed.
10278 (find_induction_variables): Do not call determine_number_of_iterations.
10279 Access niters for single exit through niter_for_single_dom_exit.
10280 (add_iv_outer_candidates): Access niters for single exit through
10281 niter_for_single_dom_exit.
10282 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
10283 number_of_iterations_cond.
10284 (iv_period): New function.
10285 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
10286 (may_replace_final_value): Take data argument. Use
10287 niter_for_single_dom_exit.
10288 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
10289 (rewrite_use_compare): Pass data to may_eliminate_iv.
10290 (rewrite_use_outer): Pass data to may_replace_final_value.
10291 (free_loop_data): Clean up the niters cache.
10292 (tree_ssa_iv_optimize_finalize): Free the niters cache.
10293 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
10294 * tree-ssa-loop-niter.c (find_loop_niter): New function.
10295 (find_loop_niter_by_eval): Use tree_int_cst_lt.
10296 (num_ending_zeros): Moved to tree.c.
10297 * tree.h (num_ending_zeros): Declare.
10298 * tree.c (num_ending_zeros): Moved from tree.c.
10300 2005-02-09 Richard Henderson <rth@redhat.com>
10302 * builtins.c (DEF_BUILTIN): Add COND argument.
10303 * tree.h (DEF_BUILTIN): Likewise.
10304 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
10305 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
10307 (DEF_BUILTIN_STUB): New.
10308 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
10309 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
10310 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
10311 * c-common.c (DEF_BUILTIN): Add COND argument.
10312 * tree.c (local_define_builtin): New.
10313 (build_common_builtin_nodes): New.
10315 2005-02-09 Roger Sayle <roger@eyesopen.com>
10317 * fold-const.c (fold_strip_sign_ops): New function to simplify a
10318 floating point expression ignoring the sign of the result.
10319 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
10320 (fold) <MULT_EXPR>: Use it to simplify x*x.
10321 * tree.h (fold_strip_sign_ops): Prototype here.
10322 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
10323 argument. Use fold_strip_sign_ops to simplify the first argument.
10324 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
10325 first argument when the second argument is an even integer
10326 constant, but only with -funsafe_math_optimizations.
10327 (fold_builtin_1): Update call to fold_builtin_copysign.
10329 2005-02-09 Ian Lance Taylor <ian@airs.com>
10331 PR middle-end/19583
10332 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
10333 just check whether EH_FILTER_FAILURE falls through.
10335 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
10337 * gcc/haifa-sched.c (schedule_block): Make queued sched group
10338 insns return to ready list in the next turn.
10340 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10342 PR middle-end/19402
10343 * builtins.def: New __builtin_powi[lf].
10344 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
10345 (expand_builtin_powi): New function.
10346 (expand_builtin): Dispatch to expand_builtin_powi.
10347 * libgcc2.h: Add prototypes for __builtin_powi[lf].
10348 * libgcc2.c: Add __builtin_powi[lf] implementation.
10349 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
10350 * optabs.h: Add powi_optab.
10351 * optabs.c (init_optabs): Initialize powi_optab.
10352 * doc/extend.texi: Document __builtin_powi[lf].
10354 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
10356 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
10359 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10361 PR middle-end/19854
10362 * fold-const.c (try_move_mult_to_index): Remove redundant
10363 type argument. Create ADDR_EXPR with correct type.
10364 (fold): Update callers of try_move_mult_to_index. Convert
10365 result to the appropriate type.
10367 2005-02-09 Roger Sayle <roger@eyesopen.com>
10370 * config/avr/avr.c (default_rtx_costs): Delete.
10371 (avr_operand_rtx_cost): New function.
10372 (avr_rtx_costs): Completely rewrite.
10374 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10377 * config/cris/cris.c (in_code): New variable.
10378 (cris_output_addr_const): Now a static function, a wrapper for
10380 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10381 case from old cris_output_addr_const.
10382 (cris_asm_output_label_ref): Similar for LABEL_REF.
10383 (cris_output_addr_const_extra): Similar for UNSPEC.
10384 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10385 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10386 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10388 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10389 (cris_asm_output_label_ref): Declare.
10391 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10393 PR preprocessor/19801
10394 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10395 filenames that changed when libcpp was moved to the toplevel.
10397 2005-02-07 Roger Sayle <roger@eyesopen.com>
10399 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10400 zero extensions of BImode operands. Call lowpart_subreg instead
10401 of gen_lowpart_common and gen_lowpart_SUBREG.
10403 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10406 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10407 * configure.ac: Set cc_for_cross_gnattools.
10408 * configure: Regenerate.
10410 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10413 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10415 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10418 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10419 of nested functions.
10421 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10423 * doc/extend.texi: Document deprecated extensions allowing
10424 static floating-point members to have initializers and allowing
10425 floating-point literals in integral constant expressions.
10427 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10429 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10430 config/darwin7.h, config/mips/mips.c,
10431 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10434 * cse.c: Update comments.
10436 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10438 PR middle-end/19775
10439 * builtins.c (fold_builtin_sqrt): Transform
10440 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10443 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10444 Dorit Naishlos <dorit@il.ibm.com>
10446 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10447 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10448 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10450 * tree.h (vect_set_verbosity_level): New extern function declaration
10452 * tree-vectorizer.h (verbosity_levels): New enum type.
10453 * tree-vectorizer.c (vect_debug_stats): Function removed.
10454 (vect_debug_details): Likewise.
10455 (vect_verbosity_level): Global variable was defined and initialized.
10456 (vect_dump): Global variable definition.
10457 (vect_print_dump_info): New function.
10458 (vect_set_dump_settings): New function.
10459 (vect_set_verbosity_level): New function.
10460 (vectorize_loops): Add call to vect_set_dump_settings.
10462 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10463 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10464 (slpeel_tree_peel_loop_to_edge): Likewise.
10466 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10467 appropriate verbosity level instead of call to vect_debug_details
10468 or vect_debug_stats.
10469 (vect_get_base_and_offset):
10470 (vect_create_addr_base_for_vector_ref):
10471 (get_vectype_for_scalar_type):
10472 (vect_create_data_ref_ptr):
10473 (vect_init_vector):
10474 (vect_get_vec_def_for_operand):
10475 (vect_finish_stmt_generation):
10476 (vectorizable_assignment):
10477 (vectorizable_operation):
10478 (vectorizable_store):
10479 (vectorizable_load):
10480 (vect_transform_stmt):
10481 (vect_update_ivs_after_vectorizer):
10482 (vect_do_peeling_for_loop_bound):
10483 (vect_update_inits_of_drs):
10484 (vect_do_peeling_for_alignment):
10485 (vect_transform_loop):
10486 (vect_is_simple_use):
10487 (vect_analyze_operations):
10488 (vect_is_simple_iv_evolution):
10489 (vect_analyze_scalar_cycles):
10490 (vect_analyze_data_ref_dependence):
10491 (vect_analyze_data_ref_dependences):
10492 (vect_compute_data_ref_alignment):
10493 (vect_enhance_data_refs_alignment):
10494 (vect_analyze_data_refs_alignment):
10495 (vect_analyze_data_ref_access):
10496 (vect_analyze_data_ref_accesses):
10497 (vect_analyze_pointer_ref_access):
10498 (vect_get_memtag_and_dr):
10499 (vect_analyze_data_refs):
10500 (vect_mark_relevant):
10501 (vect_stmt_relevant_p):
10502 (vect_mark_stmts_to_be_vectorized):
10503 (vect_can_advance_ivs_p):
10504 (vect_get_loop_niters):
10505 (vect_analyze_loop_form):
10506 (vect_analyze_loop):
10507 (vectorize_loops): Likewise.
10509 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10510 (vect_update_inits_of_drs):
10511 (vect_do_peeling_for_alignment):
10512 (vect_transform_loop):
10513 (vect_analyze_operations):
10514 (vect_analyze_scalar_cycles):
10515 (vect_analyze_data_ref_dependences):
10516 (vect_analyze_data_refs_alignment):
10517 (vect_analyze_data_ref_accesses):
10518 (vect_analyze_data_refs):
10519 (vect_mark_stmts_to_be_vectorized):
10520 (vect_get_loop_niters):
10521 (vect_analyze_loop_form):
10522 (vect_analyze_loop): Likewise.
10523 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10525 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10529 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10530 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10531 either -ffast-math or -funsafe-math-optimizations is in use.
10533 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10534 * config/mips/irix-csr.c: New file.
10535 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10536 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10537 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10540 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10542 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10543 redundant, incorrect definitions.
10545 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10547 ("*tls_indirect_call"): New, reference hard regs directly.
10548 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10550 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10552 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10553 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10555 2005-02-06 Roger Sayle <roger@eyesopen.com>
10557 PR rtl-optimization/19800
10558 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10559 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10562 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10564 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10566 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10569 * doc/invoke.texi: Correct documentation of -freorder-functions.
10571 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10574 * doc/invoke.texi: Don't mention gccbug.
10576 2005-02-06 Roger Sayle <roger@eyesopen.com>
10577 Andrew Pinski <pinskia@physics.uc.edu>
10578 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10580 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10581 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10582 into just (zero_extract:SI FOO (const_int 1) BAR).
10584 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10586 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10587 macro locally. Don't give last revision date. Use GCC version
10588 number from gcc-common.texi.
10589 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10590 revision date. Use GCC version number from gcc-common.texi.
10591 Describe being a library as current state rather than as 3.x
10593 * doc/gcc.texi: Remove last update date.
10594 * doc/gccint.texi: Likewise. Update copyright dates.
10595 * doc/install.texi: Update copyright dates.
10597 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10600 * doc/invoke.texi: Mention for each option included in -Wall that
10601 it is included in -Wall.
10602 * doc/gcc.texi: Update copyright and last modification date.
10604 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10606 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10607 unnecessary cast to original induction variable increments.
10609 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10611 PR tree-optimization/18219
10612 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10613 in distributed form.
10615 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10617 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10618 Set bitpos and offset later in the function. Do nothing if the
10619 target is a register and if the bitfield lies completely outside
10621 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10622 here. Return an uninitialised register if the source value is stored
10623 in a register and the bitfield lies completely outside that register.
10625 2005-02-06 Steven Bosscher <stevenb@suse.de>
10627 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10630 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10632 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10634 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10636 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10637 * config/darwin8.h: New.
10638 * config/darwin7.h: Update comment.
10640 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10641 Dorit Naishlos <dorit@il.ibm.com>
10643 * tree-vectorizer.h (LOC): New type.
10644 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10645 (loop_line_number): New field in struct _loop_vec_info.
10646 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10648 * tree-vectorizer.c (input.h): Included.
10649 (find_loop_location): New function.
10650 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10651 loop line number removed.
10652 (vect_debug_details): Likewise.
10653 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10655 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10656 call to vect_debug_details/stats changed from loop to loop_loc.
10657 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10658 (slpeel_tree_peel_loop_to_edge): Likewise.
10660 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10661 changed from NULL to UNKNOWN_LOC.
10662 (vect_get_base_and_offset):
10663 (vect_create_addr_base_for_vector_ref):
10664 (get_vectype_for_scalar_type):
10665 (vect_create_data_ref_ptr):
10666 (vect_init_vector):
10667 (vect_get_vec_def_for_operand):
10668 (vect_finish_stmt_generation):
10669 (vectorizable_assignment):
10670 (vectorizable_operation):
10671 (vectorizable_store):
10672 (vectorizable_load):
10673 (vect_transform_stmt):
10674 (vect_update_ivs_after_vectorizer):
10675 (vect_do_peeling_for_loop_bound):
10676 (vect_do_peeling_for_alignment):
10677 (vect_transform_loop):
10678 (vect_is_simple_use):
10679 (vect_analyze_operations):
10680 (vect_is_simple_iv_evolution):
10681 (vect_analyze_scalar_cycles):
10682 (vect_analyze_data_ref_dependences):
10683 (vect_compute_data_ref_alignment):
10684 (vect_enhance_data_refs_alignment):
10685 (vect_analyze_data_ref_access):
10686 (vect_analyze_data_ref_accesses):
10687 (vect_analyze_pointer_ref_access):
10688 (vect_get_memtag_and_dr):
10689 (vect_analyze_data_refs):
10690 (vect_mark_relevant):
10691 (vect_stmt_relevant_p):
10692 (vect_mark_stmts_to_be_vectorized):
10693 (vect_can_advance_ivs_p):
10694 (vect_get_loop_niters):
10695 (vect_analyze_loop):
10696 (vectorize_loops): Likewise.
10698 (vectorizable_load): Argument in call to vect_debug_details/stats
10699 changed from loop to LOOP_LOC (loop_vinfo).
10700 (vect_transform_loop):
10701 (vect_analyze_operations):
10702 (vect_analyze_scalar_cycles):
10703 (vect_analyze_data_ref_dependence):
10704 (vect_enhance_data_refs_alignment):
10705 (vect_analyze_data_ref_accesses):
10706 (vect_analyze_pointer_ref_access):
10707 (vect_analyze_data_refs):
10708 (vect_analyze_loop): Likewise.
10710 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10711 changed from loop to loop_loc.
10713 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10715 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10716 Dorit Naishlos <dorit@il.ibm.com>
10718 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10720 (vect_analyze_data_ref_dependences): Likewise.
10722 (vect_is_simple_use): Argument changed from loop structure to
10723 loop_vect_info structure.
10724 (vect_can_advance_ivs_p): Likewise.
10725 (vect_create_index_for_vector_ref): Likewise.
10726 (vect_update_ivs_after_vectorizer): Likewise.
10727 (new_stmt_vec_info): Likewise.
10729 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10730 changed from loop to loop_vinfo.
10731 (vect_create_data_ref_ptr): First argument in call to
10732 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10733 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10734 was changed from loop to loop_vinfo.
10735 (vectorizable_operation): Likewise.
10736 (vectorizable_store): Likewise.
10737 (vect_mark_stmts_to_be_vectorized): Likewise.
10738 (vect_do_peeling_for_loop_bound): First argument in call to
10739 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10740 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10741 was changed from loop to loop_vinfo.
10742 (vect_analyze_data_ref_dependences): Third argument in call to
10743 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10745 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10746 (vect_create_data_ref_ptr): Likewise.
10747 (vect_init_vector): Likewise.
10748 (vect_get_vec_def_for_operand): Likewise.
10749 (vectorizable_assignment): Likewise.
10750 (vectorizable_operation): Likewise.
10751 (vectorizable_store): Likewise.
10752 (vectorizable_load): Likewise.
10753 (vect_update_ivs_after_vectorizer): Likewise.
10754 (vect_is_simple_use): Likewise.
10755 (vect_analyze_data_ref_dependence): Likewise.
10756 (vect_analyze_pointer_ref_access): Likewise.
10757 (vect_can_advance_ivs_p): Likewise.
10759 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10760 before _stmt_vec_info.
10761 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10762 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10763 (new_stmt_vec_info): Argument changed from loop structure to
10764 loop_vect_info structure
10766 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10767 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10768 (vect_create_addr_base_for_vector_ref): Likewise.
10769 (vect_analyze_pointer_ref_access): Likewise.
10771 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10774 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10775 phi flag if the phi is abnormal.
10777 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10780 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10781 information for the new statement.
10783 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10786 * gcc.c (main): Include the target in -v output.
10788 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10790 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10791 Do not drop the extend if we'd have to add a paradoxical subreg
10792 later. Include optabs.h and insn-codes.h.
10793 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10795 2005-02-02 Roger Sayle <roger@eyesopen.com>
10797 PR middle-end/19405
10798 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10799 * fold-const.c (const_binop): Avoid constant folding floating
10800 point operations in modes that use composite representations.
10801 * simplify-rtx.c (simplify_binary_operation): Likewise.
10803 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10805 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10807 (altivec_dstt): Likewise.
10808 (altivec_dstst): Likewise.
10809 (altivec_dststt): Likewise.
10810 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10813 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10815 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10816 EXPR_LOCUS from orig_cond to the new cond_stmt.
10817 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10820 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10822 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10823 standard_iv_increment_position. Remove call to bsi_next
10824 (no need to bump the iterator anymore).
10825 (vect_create_index_for_vector_ref): Call
10826 standard_iv_increment_position. Remove second function argument.
10827 (vect_finish_stmt_generation): Remove call to bsi_next
10828 (no need to bump the iterator anymore).
10829 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10830 to vect_create_index_for_vector_ref.
10832 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10834 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10835 phis are used out of the loop.
10837 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10840 * c-decl.c (undef_nested_function): New variable.
10841 (pop_scope): Diagnose undefined nested functions.
10842 (finish_function): Don't attempt cgraph processing or genericizing
10843 if current top-level function contained an undefined nested
10844 function. Reset undef_nested_function at the end of a top-level
10847 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10849 * tree.c (build_int_cst_type): Take sign of the value into account
10850 when deciding whether sign extend the value.
10852 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10855 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10856 (cpp_options, cc1_options): Change %{std*&ansi} to
10857 %{std*&ansi&trigraphs}.
10859 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10861 * cse.c: Update comments.
10863 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10865 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10866 arguments go on the stack. Do not put complex doubles in odd/even
10869 2005-02-02 Steven Bosscher <stevenb@suse.de>
10871 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10872 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10873 -ftree-pre, and -fthread-jumps.
10875 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10877 PR tree-optimization/19578
10878 * tree-flow.h (modified_noreturn_calls): Declare.
10879 (noreturn_call_p): Declare.
10880 * tree-flow-inline.h (noreturn_call_p): New function.
10881 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10882 * tree-cfg.c (modified_noreturn_calls): New variable.
10883 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10884 that contain a mid-block noreturn call.
10885 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10887 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10889 * df.c (df_def_record_1, df_uses_record): Don't use
10891 * df.h (DF_FOR_REGALLOC): Remove.
10893 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10896 * c-typeck.c (really_start_incremental_init): Reset
10897 constructor_max_index for arrays of incomplete type.
10899 2005-02-02 Jeff Law <law@redhat.com>
10901 * gcse.c (struct reg_set): Store the block index where the register
10902 was set rather than the setting insn.
10903 (record_one_set, compute_transp): Corresponding changes.
10904 (pre_insert_copy_insn): Do not call replace_one_set.
10905 (replace_one_set): Remove.
10907 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10910 * doc/gcov.texi: Fix typo.
10912 2005-02-01 Richard Henderson <rth@redhat.com
10915 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10916 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10918 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10919 * config/i386/i386-protos.h: Update.
10921 2005-02-01 Steven Bosscher <stevenb@suse.de>
10923 PR tree-optimization/19217
10924 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10925 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10926 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10927 that it is walking a PHI node.
10929 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10931 * doc/extend.texi (Nested Functions): Update.
10933 2005-02-01 Richard Henderson <rth@redhat.com>
10936 * optabs.c (expand_copysign_absneg): Export.
10937 * optabs.h (expand_copysign_absneg): Declare.
10938 * config/rs6000/rs6000.md (copysigntf3): New.
10940 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10942 PR tree-optimization/19633
10943 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10944 * tree-ssa-alias.c (init_alias_info): Initialize.
10945 (merge_pointed_to_info): Set.
10946 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10947 (dump_points_to_info_for): Show value of pt_null.
10948 (struct count_ptr_d): Declare.
10949 (find_ptr_dereference): Remove.
10950 (ptr_is_dereferenced_by): Remove.
10951 (count_ptr_derefs): New local function.
10952 (count_uses_and_derefs): New local function.
10953 (compute_points_to_and_addr_escape): Call it. If the number
10954 of dereferences is greater than zero, mark the pointer as
10955 dereferenced. If there are fewer dereferences than uses of
10956 the pointer, the pointer's value escapes.
10958 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10960 PR tree-optimization/19670
10961 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10963 (verify_use): ... set it here, instead.
10965 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10967 * doc/sourcebuild.texi (Test directives): Fix formatting.
10969 * doc/sourcebuild.texi (Test directives): Describe selector
10972 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10974 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10975 specific 64-bit CPUs.
10977 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10980 * arm.c (arm_eliminable_register): New function.
10981 (adjacent_mem_locations): Don't allow eliminable registers. Use
10982 HOST_WIDE_INT for address offsets.
10983 * arm-protos.h (arm_eliminable_register): Add prototype.
10985 2005-02-01 Steven Bosscher <stevenb@suse.de>
10987 PR optimization/15242
10988 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10989 * basic-block.h (duplicate_computed_gotos): Add prototype.
10990 * bb-reorder.c (duplicate_computed_gotos): New function to
10991 duplicate sufficiently small blocks ending in a computed jump.
10992 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10993 if not optimizing for size.
10994 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10995 never do tail merging for blocks ending in a computed jump.
10996 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10998 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
11000 Patch from Richard Sandiford <rsandifo@redhat.com>
11001 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
11002 from inheriting a subreg equivalence with a non-spill register.
11004 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
11006 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
11008 * config/frv/frv.c (movcc_fp_destination_operand): New.
11009 (gpr_or_memory_operand): Fix typo in comment.
11010 (gpr_or_memory_operand_with_scratch): New.
11011 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
11012 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
11013 movcc_fp_destination_operand.
11014 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
11015 Legitimize memory addresses using a scratch register.
11017 2005-01-31 Jeff Law <law@redhat.com>
11019 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
11020 bitmap a sparse bitmap instead of a simple bitmap.
11021 (mark_def_sites_initialize_block): Corresponding changes.
11022 (ssa_mark_def_sites_initialize_block): Likewise.
11023 (ssa_mark_phi_uses): Likewise.
11024 (mark_def_site, ssa_mark_def_sites): Likewise.
11025 (mark_def_site_blocks): Likewise.
11026 (rewrite_ssa_into_ssa): Likewise.
11028 * tree-ssa-dom.c (record_cond): Pass correct variable type
11029 for last argument to htab_find_slot_with_hash.
11031 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
11032 effects when optimizing 0 % X. Do not try to optimize X % 0.
11034 2005-01-31 James E. Wilson <wilson@specifixinc.com>
11036 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
11039 2005-02-01 Eric Christopher <echristo@redhat.com>
11041 * config/mips/mips.c (override_options): Warn if -mint64
11043 * doc/invoke.texi (MIPS Options): Document that -mint64 is
11046 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
11048 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
11050 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
11051 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
11052 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
11053 (cached_regno): Initialize to INVALID_REGNUM.
11054 (cse_reg_info_table_size,
11055 cse_reg_info_table_first_uninitialized,
11056 cse_reg_info_timestamp): New.
11057 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
11059 (init_cse_reg_info, get_cse_reg_info_1): New.
11060 (get_cse_reg_info): Cache the last look-up.
11061 (new_basic_block): Update the code to clear mappings from
11062 registers to cse_reg_info entries.
11063 (cse_main): Call init_cse_reg_info.
11065 * cse.c (get_cse_reg_info): Update a comment.
11067 2005-01-31 Steven Bosscher <stevenb@suse.de>
11070 * c-decl.c (start_decl): Do not warn about arrays of elements with
11071 an incomplete type here.
11072 (grokdeclarator): Do it here by making a pedwarn an error.
11073 * c-typeck.c (push_init_level): If there were previous errors with
11074 the constructor type, do not warn about braces for initializers.
11075 (process_init_element): Likewise for excess initializer elements.
11077 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
11079 * cse.c (delete_trivially_dead_insn): Don't iterate.
11081 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
11083 * config/rs6000/rs6000.md (copysignsf3): New expand.
11084 (copysigndf3): Likewise.
11086 2005-01-31 Steven Bosscher <stevenb@suse.de>
11088 * recog.c (constrain_operands): Only look for earlyclobber operand
11089 conflicts if an '&' constraint was seen.
11091 2005-01-31 Marc Espie <espie@openbsd.org>
11093 * config.gcc: Don't include embedded systems fragment, switches default
11094 debugging format to ELF.
11095 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
11096 longer pick it up there.
11098 2005-01-31 Dale Johannesen <dalej@apple.com>
11100 * doc/extend.texi (nested functions): Fix linkage description.
11101 Clarify that static is not allowed.
11103 2005-01-31 Dale Johannesen <dalej@apple.com>
11105 * config/rs6000/darwin.md (movsf_low_di): Make work.
11106 (movdf_low_di): Make work.
11108 2005-01-31 Dale Johannesen <dalej@apple.com>
11110 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
11111 Make work for 64 bit.
11113 2005-01-31 Roger Sayle <roger@eyesopen.com>
11114 Dale Johannesen <dalej@apple.com>
11116 PR middle-end/19650
11117 * fold-const.c (fold_binary_op_with_conditional_arg):
11118 Make types match original operands, before STRIP_NOPS.
11120 2005-01-31 Alan Modra <amodra@bigpond.net.au>
11122 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
11123 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
11124 (struct gcc_sigcontext): Delete. Merge contents to..
11125 (struct gcc_ucontext): ..here.
11126 (get_sigcontext): Delete.
11127 (get_regs): New function, like get_sigcontext but return regs ptr.
11128 64-bit version finds regs from r1 to support vdso.
11129 (ppc_linux_aux_vector): New function.
11130 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
11133 2005-01-31 Ira Rosen <irar@il.ibm.com>
11135 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
11137 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
11138 redundant fold. Fix misalignment for MINUS_EXPR.
11139 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
11140 (vect_analyze_pointer_ref_access): Likewise.
11141 (vect_get_memtag_and_dr): Likewise.
11143 2005-01-31 Richard Henderson <rth@redhat.com>
11145 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
11146 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
11147 absnegdf2_i387, absnegxf2_i387): Likewise.
11149 2005-01-31 Richard Henderson <rth@redhat.com>
11152 * optabs.c (expand_copysign_absneg): New.
11153 (expand_copysign_bit): Split out from ...
11154 (expand_copysign): ... here. Use expand_copysign_absneg.
11156 2005-01-30 Roger Sayle <roger@eyesopen.com>
11158 PR middle-end/19697
11159 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
11160 constant as the second operand and a register as the third.
11162 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
11165 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
11166 that dllimport'd functions do not use all call-clobbered registers
11167 to pass parameters.
11169 2005-01-30 Richard Henderson <rth@redhat.com>
11172 * optabs.c (expand_absneg_bit): Split out from expand_unop and
11173 expand_abs_nojump and generalize. Use operand_subword and
11174 emit_no_conflict_block. Support large modes.
11175 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
11177 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
11178 negation to subtraction.
11179 (expand_copysign): Check that the format has signed zeros.
11180 Use operand_subword and emit_no_conflict_block. Support large modes.
11182 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
11184 Fix PR tree-optimization/19624
11186 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
11187 * tree-ssa-pre.c: Add cfgloop.h.
11189 (pre_stats): New member, constified.
11190 (inserted_exprs): New static variable.
11191 (NECESSARY): New macro.
11192 (create_expression_by_pieces): Fold the expression, and
11193 mark it as defaulting to not necessary. Also put in
11195 (fully_constant_expression): New function.
11196 (insert_into_preds_of_block): Modify to not insert phis when we
11197 are playing with induction variables.
11198 Push phis onto the inserted_exprs vector, and mark them as not
11199 necessary by default.
11200 (insert_aux): Call fully_constant_expression on eprime.
11201 If all edges produce the same value, mark it constant.
11202 (mark_operand_necessary): New function.
11203 (remove_dead_inserted_code): New function.
11204 (init_pre): Init loop optimizer to get loop info.
11205 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
11206 (execute_pre): Commit edge inserts, then remove dead code.
11208 2005-01-30 Richard Henderson <rth@redhat.com>
11210 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
11211 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
11213 2005-01-30 Richard Henderson <rth@redhat.com>
11216 * config/i386/i386.c (ix86_expand_copysign): New.
11217 (ix86_split_copysign_const): New.
11218 (ix86_split_copysign_var): Rename from ix86_split_copysign,
11219 rearrange op1/nmask operands.
11220 * config/i386/i386-protos.h: Update.
11221 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
11222 (copysigndf3): Likewise.
11223 (copysignsf3_const, copysigndf3_const): New.
11224 (copysignsf3_var): Rename from copysignsf3, split out splitter
11225 and fix split predicate for X constraint.
11226 (copysigndf3_var): Similarly.
11228 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
11230 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
11231 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
11232 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
11234 2005-01-29 Richard Henderson <rth@redhat.com>
11237 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
11238 of # and * in constraints.
11240 2005-01-29 Richard Henderson <rth@redhat.com>
11242 PR middle-end/19689
11243 * expr.c (store_field): Don't strip sub-mode cast when the input
11244 data is even smaller.
11246 2005-01-29 Richard Henderson <rth@redhat.com>
11248 PR middle-end/19687
11249 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
11252 2005-01-29 Richard Henderson <rth@redhat.com>
11254 * combine.c (make_field_assignment): Fix argument order
11257 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
11259 PR tree-optimization/15791
11260 * fold-const.c (extract_array_ref): New function.
11261 (fold): Fold comparisons between &a[i] and &a[j] or
11262 semantically equivalent trees.
11264 2005-01-29 Jeff Law <law@redhat.com>
11266 * gcse.c (insert_expr_in_table): Revamp handling of available
11267 and anticipatable occurrence lists to avoid unnecessary list
11269 (insert_set_in_table): Similarly.
11271 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
11273 * c-common.c (fix_string_type): Just use c_build_qualified_type to
11275 (c_build_qualified_type): Build qualified array types with
11276 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
11277 * c-decl.c (c_make_fname_decl): Build unqualified array type
11278 before qualified type.
11279 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
11280 type is qualified, not just if type itself is. Don't apply
11281 qualifiers to array type when declarator is processed. Apply
11282 qualifiers to field type whether or not it is an array type.
11283 Don't handle array types specially for applying qualifiers to
11285 * c-typeck.c (composite_type): Build unqualified element type and
11286 array type when forming composite of array types.
11287 (common_pointer_type, comptypes, comp_target_types,
11288 type_lists_compatible_p, build_indirect_ref, build_array_ref,
11289 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
11291 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
11292 (args2) in variables a1 and a2.
11294 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
11296 * cse.c (n_elements_made, max_elements_made): Remove.
11297 (insert): Don't touch n_elements_made.
11298 (cse_main): Don't touch n_elements_made or max_elements_made.
11300 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
11303 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
11304 configuration part of dp-bit.c to be lost.
11306 2005-01-28 Roger Sayle <roger@eyesopen.com>
11308 * expmed.c (expand_mult_highpart_optab): When attempting to use
11309 a non-widening multiplication in a wider mode, the operands need
11310 to be converted (zero or sign extended) to that mode.
11312 2005-01-28 Ian Lance Taylor <ian@airs.com>
11314 PR middle-end/16558
11315 PR middle-end/19583
11316 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
11317 through if both operands fall through.
11319 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11321 * cse.c (fold_rtx) <PC>: Don't optimize.
11323 2005-01-28 Jeff Law <law@redhat.com>
11325 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
11326 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
11328 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11330 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
11331 cse_reg_info_used_list_end): Remove.
11332 (cse_reg_info_list, cse_reg_info_list_free): New.
11333 (get_cse_reg_info): When allocating an instance of
11334 cse_reg_info, add it to the beginning of the cse_reg_info_list
11335 list. Remove code to maintain cse_reg_info_used_list.
11336 (new_basic_block): Reset the free list to the beginning of
11339 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
11341 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
11342 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
11343 (frv_expand_mdpackh_builtin): New function.
11344 (frv_expand_builtin): Use it to expand __MDPACKH.
11345 * doc/extend.texi (__MDPACKH): Update documentation.
11347 2005-01-28 Uros Bizjak <uros@kss-loka.si>
11349 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
11350 SSE_FLOAT_MODE_P for use_sse computation.
11352 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
11355 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
11357 2005-01-27 Richard Henderson <rth@redhat.com>
11359 * builtins.c (expand_builtin_copysign): New.
11360 (expand_builtin): Call it.
11361 * genopinit.c (optabs): Add copysign_optab.
11362 * optabs.c (init_optabs): Initialize it.
11363 (expand_copysign): New.
11364 * optabs.h (OTI_copysign, copysign_optab): New.
11365 (expand_copysign): Declare.
11367 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
11368 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
11370 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
11371 (ix86_expand_fp_absneg_operator): ... here.
11372 (ix86_split_copysign): New.
11373 * config/i386/i386-protos.h: Update.
11374 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11375 (copysignsf3, copysigndf3): New.
11377 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11378 (copysignsf3, ncopysignsf3): New.
11379 (copysigndf3, ncopysigndf3): New.
11380 (copysignxf3, ncopysignxf3): New.
11381 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11383 2005-01-27 Arend Bayer <arend.bayer@web.de>
11384 Kazu Hirata <kazu@cs.umass.edu>
11386 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11387 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11388 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11391 2005-01-27 Jeff Law <law@redhat.com>
11393 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11394 definitions of SSA_NAMEs which are not being rewritten.
11395 (rewrite_ssa_into_ssa): Only initialize the current definition
11396 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11397 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11398 SSA_NAMEs before returning.
11400 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11402 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11403 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11404 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11405 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11406 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11408 2005-01-27 Steven Bosscher <stevenb@suse.de>
11410 PR middle-end/17278
11411 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11412 higher to -O2 and higher. Likewise for tree PRE.
11413 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11416 2005-01-27 Ian Lance Taylor <ian@airs.com>
11418 PR middle-end/19583
11419 * gimple-low.c (try_catch_may_fallthru): New static function.
11420 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11421 * tree-inline.c (expand_call_inline): Don't warn about reaching
11422 the end of a non-void function being inlined if the function uses
11425 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11427 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11430 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11431 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11432 (implicitly_declare): Handle error_mark_node.
11434 2005-01-27 Richard Henderson <rth@redhat.com>
11437 * tree.h (struct tree_decl): Add debug_expr_is_from.
11438 (DECL_DEBUG_EXPR_IS_FROM): New.
11439 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11440 * dwarf2out.c (dwarf2out_var_location): Update to match.
11441 * tree-outof-ssa.c (create_temp): Likewise.
11442 * var-tracking.c (track_expr_p): Likewise.
11443 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11444 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11445 * toplev.c (default_tree_printer): Likewise.
11447 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11449 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11450 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11452 2005-01-27 Steven Bosscher <stevenb@suse.de>
11454 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11455 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11456 ASM_CLOBBERS): Add tree checks.
11458 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11459 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11460 * c-common.def (SWITCH_STMT): Update to match.
11461 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11462 macros instead of SWITCH_EXPR ones.
11463 * c-dump.c (c_dump_tree): Likewise.
11464 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11465 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11467 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11469 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11471 * unwind-dw2.c (execute_stack_op): Add missing cases for
11472 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11474 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11476 * config.gcc (Obsolete configurations): Remove 'dummy', add
11477 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11480 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11482 PR tree-optimization/19633
11483 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11485 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11486 are no call-clobbered variables.
11487 * tree-outof-ssa.c (check_replaceable): Return false for calls
11490 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11492 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11493 even for variables with NULL DECL_INITIAL.
11495 2005-01-26 Stuart Hastings <stuart@apple.com>
11497 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11499 2005-01-26 Richard Henderson <rth@redhat.com>
11501 PR middle-end/18008
11502 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11504 * expr.c (store_field): Strip conversions to odd-bit-sized types
11505 if the destination field width matches.
11507 2005-01-26 Richard Henderson <rth@redhat.com>
11509 * c-decl.c, expmed.c, expr.c: Revert last change.
11511 2005-01-26 Richard Henderson <rth@redhat.com>
11513 PR middle-end/18008
11514 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11516 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11517 if we don't need the bits above those present in the current mode.
11518 * expr.c (store_field): Strip conversions to odd-bit-sized types
11519 if the destination field width matches.
11521 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11523 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11524 either -ffast-math or -funsafe-math-optimizations is in use.
11526 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11530 * config/avr/avr.c (notice_update_cc): Only set condition code for
11531 ashrqi3 if shift count > 0.
11532 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11533 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11534 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11535 count <= 0 as a no-op, and shift count >= width by copying zero
11536 or sign bit to all bits of the result.
11537 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11538 count, with attribute "length" set to 0 and "cc" set to "none".
11540 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11542 * doc/invoke.texi: Document -mTLS.
11544 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11545 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11546 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11547 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11548 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11549 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11550 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11551 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11553 * configure.ac: Check for a TLS capable gas.
11555 * configure: Regenerate.
11557 2005-01-26 Richard Henderson <rth@redhat.com>
11559 PR middle-end/18008
11560 * combine.c (make_field_assignment): Simplify store to zero_extract
11561 from a source with an overlapping mask.
11563 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11565 2004-11-11 Eric Christopher <echristo@redhat.com>
11567 * config/frv/frv.md: Add fr400_integer automaton. Don't
11568 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11571 2005-01-26 Steven Bosscher <stevenb@suse.de>
11573 PR middle-end/16585
11574 * cfgbuild.c (make_edges): Do not clear or set
11575 current_function_has_computed_jump.
11576 * function.h (struct function): Remove the has_computed_jump field.
11577 (current_function_has_computed_jump): Do not define.
11578 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11579 in a computed jump. Ignore current_function_has_computed_jump.
11581 2005-01-26 Richard Henderson <rth@redhat.com>
11583 PR middle-end/19515
11584 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11585 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11587 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11588 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11589 objects into static storage if they have more than one non-zero value.
11590 * tree.h (categorize_ctor_elements): Update decl.
11592 2005-01-26 Steven Bosscher <stevenb@suse.de>
11594 PR middle-end/19616
11595 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11596 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11597 to this function from 2004-07-10.
11598 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11599 the current function for tail call optimizations if the address
11600 of one of it its arguments is taken.
11602 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11604 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11606 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11608 * function.c (expand_function_end): If current_function_calls_alloca,
11609 emit stack restore in a place that is reached when the function falls
11610 through at the end.
11612 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11614 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11615 rule to avoid matching inappropriate suffix rule.
11617 2005-01-26 Jan Hubicka <jh@suse.cz>
11619 PR tree-optimization/19241
11620 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11622 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11624 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11625 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11627 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11628 <sim*>: Always use crt1.o, regardless of N in simN.
11629 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11630 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11631 (CRT_CALL_STATIC_FUNCTION): Remove.
11632 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11633 use crt1.o, regardless of N in simN.
11634 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11635 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11636 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11637 case isystem setting.
11638 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11640 2005-01-25 Ian Lance Taylor <ian@airs.com>
11642 * gimple-low.c (block_may_fallthru): Correct handling of
11643 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11645 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11647 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11648 handlers to match indentation; nested under the mtune=* handler.
11649 Similar for mcpu= and march=.
11651 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11653 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11654 * config/mips/linux64.h (LIB_SPEC): Likewise.
11655 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11656 * config/sh/linux.h (LIB_SPEC): Likewise.
11658 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11660 * config/frv/frv.c (frv_legitimize_tls_address): New.
11661 (TARGET_HAVE_TLS): Define.
11662 (FRV_SYMBOL_REF_TLS_P): Define.
11663 (frv_override_options): Handle new register classes.
11664 (frv_legitimate_address_p): Reject tls addresses.
11665 (frv_legitimize_address): Handle TLS addresses.
11666 (gen_inlined_tls_plt): New.
11667 (gen_tlsmoff): New.
11668 (frv_legitimize_tls_address): New.
11669 (unspec_got_name): Add TLS entries.
11670 (got12_operand): Add R_FRV_TLSMOFF12 case.
11671 (frv_emit_move): Fixup TLS addresses.
11672 (frv_emit_movsi): Legitimize TLS addresses.
11674 * config/frv/frv.h (MASK_BIG_TLS): New.
11675 (TARGET_BIG_TLS): New.
11676 (HAVE_AS_TLS): Define.
11677 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11678 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11679 (REG_CLASS_NAMES): Same.
11680 (REG_CLASS_CONTENTS): Same.
11681 (CONSTRAINT_LEN): New.
11682 (REG_CLASS_FROM_CONSTRAINT): New.
11683 (PREDICATE_CODES): Add symbolic_operand.
11685 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11686 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11687 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11688 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11689 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11690 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11691 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11692 GR9_REG, GR14_REG, LRREG.
11693 (type): Add load_or_call attribute.
11694 ("load_or_call"): New reservation.
11695 ("call_gettlsoff"): New.
11696 ("tls_indirect_call"): New.
11697 ("tls_load_gottlsoff12"): New.
11698 ("tlsoff_hilo"): New.
11699 ("tls_tlsdesc_ldd"): New.
11700 ("tls_tlsoff_ld"): New.
11703 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11705 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11707 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11708 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11709 * config/frv/frv.c (TLS_BIAS): Define.
11710 (frv_output_dwarf_dtprel): New.
11712 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11714 PR rtl-optimization/19579
11715 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11716 both A and B, see if they don't clobber registers the other expr uses.
11718 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11720 * real.c (do_add): Initialize signalling and canonical members.
11722 * real.c (real_from_integer): Zero out destination.
11724 2005-01-18 Jan Hubicka <jh@suse.cz>
11726 PR tree-optimize/19337
11727 * tree-inline.c (initialize_inlined_parameters): Copy
11728 saved_static_chain_decl only.
11730 2005-01-25 Richard Henderson <rth@redhat.com>
11734 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11735 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11736 80387 enabled, to return a proper subclass. Return the subset that
11737 overlaps with GENERAL_REGS for PLUS.
11738 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11740 2005-01-25 Richard Henderson <rth@redhat.com>
11742 PR middle-end/19609
11743 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11745 2005-01-25 Roger Sayle <roger@eyesopen.com>
11747 * expmed.c (choose_multiplier): Change interface to return the
11748 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11749 (expand_divmod): Update calls to choose_multiplier.
11751 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11753 PR middle-end/19330
11754 * expmed.c (extract_bit_field): Use adjust_address instead of
11755 gen_lowpart when op0 is a MEM.
11757 2005-01-24 Steven Bosscher <stevenb@suse.de>
11759 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11761 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11763 * config/mips/irix-csr.c: New file.
11764 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11765 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11766 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11769 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11772 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11773 sparc/elf.h, add sparc/sp-elf.h.
11774 (sparc-*-rtems*): Likewise.
11775 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11776 tm-dwarf2.h, add sparc/sp-elf.h.
11777 (sparc86x-*-elf): Likewise.
11778 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11779 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11780 TARGET_OS_CPP_BUILTINS.
11781 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11782 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11784 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11785 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11786 (SWITCH_TAKES_ARG): Likewise.
11787 (LOCAL_LABEL_PREFIX): Likewise.
11788 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11789 (TARGET_N_FORMAT_TYPES): Delete.
11790 (TARGET_FORMAT_TYPES): Likewise.
11791 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11792 * config/sparc/elf.h: Delete.
11793 * config/sparc/sp-elf.h: New file.
11795 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11797 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11798 * tree-flow.h: Remove the corresponding prototype.
11799 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11800 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11802 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11805 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11806 for AIX ABI or ELF -fPIC.
11807 (rs6000_emit_load_toc_table): Don't create toc_section here.
11808 (rs6000_xcoff_file_start): Nor here.
11810 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11812 * sh.c (ra.h): Don't #include.
11813 (hard_regs_intersect_p): New function, resurrected from ra.c.
11815 * sh.c: Fix 1996 Copyright.
11817 2005-01-24 Richard Henderson <rth@redhat.com>
11818 Aldy Hernandez <aldyh@redhat.com>
11820 * regrename.c (note_sets): Handle subregs.
11822 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11825 * genconditions.c (write_header, write_conditions): Elide file if
11828 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11830 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11831 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11834 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11836 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11837 expand_builtin_printf, expand_builtin_fprintf,
11838 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11839 checking against POINTER_TYPE.
11840 (validate_arglist): Handle POINTER_TYPE code by checking
11843 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11845 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11846 init_rtlanal): New.
11847 (for_each_rtx): Call for_each_rtx_1.
11848 * rtl.h (init_rtlanal): Declare.
11849 * toplev.c (backend_init): Call init_rtlanal.
11851 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11853 * flow.c (propagate_one_insn): Formatting.
11855 PR middle-end/19551
11856 * flow.c (libcall_dead_p): Be more conservative if unsure.
11857 If there are any instructions between insn and call, see if they are
11858 all dead before saying the libcall is dead.
11860 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11862 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11863 operand constraint for operand 0.
11865 2005-01-23 Richard Henderson <rth@redhat.com>
11868 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11869 edges leading to join block.
11871 2005-01-23 Roger Sayle <roger@eyesopen.com>
11873 * expmed.c (expand_mult_highpart): Make static. Change type of
11874 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11875 (expand_divmod): Updates calls to expand_mult_highpart by using
11876 gen_int_mode to pass a CONST_INT rtx.
11877 * rtl.h (expand_mult_highpart): Remove prototype.
11879 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11881 * flow.c (regset_bytes, regset_size): Remove.
11883 * cfganal.c: Fix a reference to Harvey's paper.
11885 2005-01-23 Steven Bosscher <stevenb@suse.de>
11887 PR rtl-optimization/19464
11888 * tree-optimize.c (init_tree_optimization_passes): Add one more
11889 copyrename pass just before out-of-ssa.
11891 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11894 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11895 * ggc-none.c (ggc_free): Define.
11897 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11899 * cse.c (max_reg, max_insn_uid): Remove.
11900 (cse_main): Don't access max_reg or max_insn_uid.
11902 * c-common.c (explicit_flag_signed_bitfields,
11903 lang_statement_code_p, lang_expand_function_end): Remove.
11904 * c-common.h: Remove the corresponding declarations.
11905 * c-opts.c (c_common_handle_option): Remove all write access
11906 to explicit_flag_signed_bitfields.
11908 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11909 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11910 * cgraph.h: Remove the corresponding declaration.
11912 * gcse.c (null_pointer_info): Remove.
11914 2005-01-23 Roger Sayle <roger@eyesopen.com>
11915 Eric Botcazou <ebotcazou@libertysurf.fr>
11917 * combine.c (simplify_logical): Only simplify logical expressions
11918 of the form ior(and(x,y),z) by the inverse distributive law if the
11919 result is cheaper than the original.
11921 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11923 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11924 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11925 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11926 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11927 config/freebsd-spec.h, config/arm/arm.h,
11928 config/h8300/h8300.md, config/i386/i386.md,
11929 config/i386/predicates.md, config/i386/sse.md,
11930 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11931 config/vax/vax.md: Fix comment typos. Follow spelling
11934 2005-01-23 Steven Bosscher <stevenb@suse.de>
11936 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11937 tests, instead of `less than'.
11939 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11941 * function.c (assign_parm_setup_block): When creating a new stack slot
11942 for a parameter, get its alignment from the parameter's DECL_ALIGN
11943 rather than the type's TYPE_ALIGN. Make sure that the parameter
11944 is at least word aligned.
11946 2005-01-22 Roger Sayle <roger@eyesopen.com>
11948 PR middle-end/19378
11949 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11951 2005-01-22 Richard Henderson <rth@redhat.com>
11954 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11955 in both compare operands.
11956 (movdfcc_1_sse_max): Likewise.
11957 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11958 (movdfcc_1_sse): Likewise.
11959 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11960 scratch register as needed.
11962 2005-01-22 Richard Henderson <rth@redhat.com>
11964 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11966 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11968 2005-01-22 Richard Henderson <rth@redhat.com>
11970 * genopinit.c (optabs): Use smin/smax for floating point too.
11971 * doc/md.texi: Update to match. Clarify that floating point
11972 results are undefined for +0/-0 and NaN.
11973 * doc/rtl.texi: Likewise.
11974 * rtl.def (SMIN, SMAX): Likewise
11975 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11977 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11978 leading 's' to the name.
11979 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11980 smaxxf3, sminxf3): Likewise.
11981 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11984 2005-01-22 Paul Brook <paul@codesourcery.com>
11986 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11988 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11990 * config/s390/s390.c (struct processor_costs): New fields
11991 dlgr, dlr, dr, dsgfr, dsgr.
11992 (z900_cost, z990_cost): Values for new fields.
11993 (s390_rtx_costs): New cases MEM und COMPARE in switch
11994 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11995 DIV, MOD, UDIV, UMOD.
11997 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11999 * config/s390/s390.md ("doloop_si64"): Reload input value directly
12000 into the register being decremented.
12001 ("doloop_si31", "doloop_di"): Likewise.
12002 ("*doloop_si_long"): Adapt pattern.
12004 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12006 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
12008 (CLASS_MAX_NREGS): Likewise.
12010 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
12012 * doc/tree-ssa.texi (Statement Operands): Add example for new
12013 must-def macro. Note deprecation of old operands interface.
12015 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
12017 PR tree-optimization/19484
12018 * tree-cfg.c (remove_fallthru_edge): New function.
12019 (cleanup_control_flow): Remove fallthru edges from calls that are
12020 now known not to return.
12022 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12024 Fix PR tree-optimization/19038
12025 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
12026 copies with loop variant ones.
12028 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
12030 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
12031 config/alpha/alpha-protos.h, config/alpha/alpha.h,
12032 config/alpha/alpha.md, config/alpha/predicates.md,
12033 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
12034 config/sparc/sol2.h: Update copyright.
12036 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
12037 first label to see if it is a nonlocal label.
12039 2005-01-22 David Edelsohn <edelsohn@gnu.org>
12040 Andrew Pinski <pinskia@physics.uc.edu>
12043 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
12044 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
12046 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12048 * config/rs6000/rtems.h: Update copyright.
12050 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12053 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
12054 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
12055 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
12057 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12060 * c-typeck.c (convert_arguments): Check for error_mark_node.
12062 2005-01-21 Ian Lance Taylor <ian@airs.com>
12064 PR tree-optimization/13000
12065 * tree-inline.c: Include "tree-flow.h".
12066 (expand_call_inline): If warn_return_type, warn if non-void inline
12067 function falls through.
12068 * tree-cfg.c (execute_warn_function_return): Don't warn about
12069 control reaching end if TREE_NO_WARNING is set. Set
12071 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
12073 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
12074 branch if we don't need one.
12075 * c-typeck.c: Include "tree-flow.h"
12076 (c_finish_bc_stmt): Don't add a goto if the current statement
12077 list doesn't fall through to the current point.
12079 2005-01-21 Roger Sayle <roger@eyesopen.com>
12081 PR rtl-optimization/576
12082 * real.c (real_arithmetic): Change return type from void to bool
12083 to return an indication that the result may be inexact.
12084 * real.h (real_arithmeric): Update prototype.
12085 * fold-const.c (const_binop): Don't constant fold floating
12086 point expressions when the user specifies -frounding-math and
12087 the result may depend upon the run-time rounding mode.
12088 (fold_convert_const_real_from_real): Clean-up.
12089 (fold_initializer): Ignore flag_rounding_math for initializers.
12090 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
12091 constant fold FP operations with flag_rounding_math if the
12092 result may depend upon the run-time rounding mode.
12094 2005-01-21 Tom Tromey <tromey@redhat.com>
12096 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
12098 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
12100 * tree-cfg.c: Fix comment typos.
12102 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
12104 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
12105 around the call to rest_of_handle_branch_target_load_optimize.
12107 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12109 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
12110 (sparc64-*-openbsd*): Likewise.
12111 (sparclite-*-elf*): Include tm-dwarf2.h.
12112 (sparc86x-*-elf*): Likewise.
12113 (sparc64-*-elf*): Likewise.
12114 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
12115 (DBX_DEBUGGING_INFO): Likewise.
12116 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
12117 (PREFERRED_DEBUGGING_TYPE): Likewise.
12118 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
12119 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
12120 (PREFERRED_DEBUGGING_TYPE): Likewise.
12121 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
12122 (PREFERRED_DEBUGGING_TYPE): Likewise.
12123 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
12125 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12128 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
12130 2005-01-20 Paul Brook <paul@codesourcery.com>
12132 * doc/rtl.texi: Document value extension requirements for CONST_INT.
12134 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12136 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
12137 label is first in a sequence of labels.
12139 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
12141 2005-01-20 Janis Johnson <janis187@us.ibm.com>
12142 Giovanni Bajo <giovannibajo@gcc.gnu.org>
12144 * doc/sourcebuild.texi (Test Directives): New.
12146 2005-01-20 Roger Sayle <roger@eyesopen.com>
12148 * real.c (real_floor): Don't leave the result uninitialized when
12149 mode is VOIDMode, but return the unrounded intermediate value.
12150 (real_ceil): Likewise.
12152 2005-01-20 Paul Brook <paul@codesourcery.com>
12154 * config/arm/arm.md (insv): Use gen_int_mode.
12156 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
12158 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
12159 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12160 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12161 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12162 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
12164 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12167 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
12168 fbreg, so we have to assume we can't.
12169 (loc_descriptor_from_tree_1): Ditto.
12170 (containing_function_has_frame_base): New function.
12171 (add_location_or_const_value_attribute): Use it.
12172 Also try to generate a frame_base from a single element location
12175 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12177 PR tree-optimization/15349
12178 * timevar.def (TV_TREE_MERGE_PHI): New.
12179 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
12181 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
12182 calls to tree_forwarder_block_p.
12183 (remove_forwarder_block_with_phi, merge_phi_nodes,
12184 gate_merge_phi, pass_merge_phi): New.
12185 * tree-optimize.c (init_tree_optimization_passes): Add
12187 * tree-pass.h: Add an extern for pass_merge_phi;
12189 2005-01-20 Richard Henderson <rth@redhat.com>
12192 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
12193 (_mm_castps_pd, _mm_castps_si128): New.
12194 (_mm_castsi128_ps, _mm_castsi128_pd): New.
12196 2005-01-20 Richard Henderson <rth@redhat.com>
12199 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
12200 __builtin_ia32_vec_init_v2si.
12201 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
12202 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
12203 (ix86_init_mmx_sse_builtins): Create it.
12204 (ix86_expand_builtin): Expand it.
12205 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
12206 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
12207 (vec_extractv2si_0, vec_extractv2si_1): New.
12209 2005-01-20 Richard Henderson <rth@redhat.com>
12212 * config/i386/i386.c (ix86_expand_push): New.
12213 * config/i386/mmx.md (push<MMXMODE>1): New.
12214 * config/i386/sse.md (push<SSEMODE>1): New.
12215 * config/i386/i386-protos.h: Update.
12217 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12219 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
12222 2005-01-20 Richard Henderson <rth@redhat.com>
12224 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
12225 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
12227 2005-01-19 Richard Henderson <rth@redhat.com>
12230 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
12231 to V4SFmode in SSE1 fallback load path.
12233 2005-01-19 Richard Henderson <rth@redhat.com>
12235 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
12236 in QImode expansion to ix86_expand_vector_set.
12237 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
12239 2005-01-19 Richard Henderson <rth@redhat.com>
12242 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
12243 subclass of the input class.
12244 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
12245 Always true for cross-SSE1 classes. Rationalize conditionals.
12246 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
12247 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
12248 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
12249 (movdi_2): Add MMX/SSE zeros.
12250 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
12251 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
12252 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12253 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
12254 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
12255 (zero_extendsidi2_rex64_1): Remove.
12256 (MOV0 peephole): Check GENERAL_REG_P.
12258 2005-01-19 Richard Henderson <rth@redhat.com>
12261 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
12263 (ix86_expand_vector_extract): Likewise.
12265 2005-01-19 Richard Henderson <rth@redhat.com>
12267 PR middle-end/19304
12268 * expr.c (emit_move_change_mode): New argument force; use
12269 simplify_gen_subreg if true.
12270 (emit_move_via_alt_mode): Merge into ...
12271 (emit_move_via_integer): ... here.
12272 (emit_move_ccmode): Use emit_move_change_mode directly.
12274 2005-01-19 Richard Henderson <rth@redhat.com>
12277 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
12278 (alpha_preferred_reload_class): Handle CONST_VECTOR.
12279 (alpha_emit_set_const_1): Add no_output parameter; don't emit
12281 (alpha_emit_set_const): Likewise. Make static.
12282 (alpha_emit_set_long_const): Make static.
12283 (alpha_extract_integer): Split out from alpha_expand_mov.
12284 (alpha_split_const_mov): Likewise.
12285 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
12286 (alpha_legitimate_constant_p): New.
12287 * config/alpha/alpha-protos.h: Update.
12288 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
12289 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
12290 * config/alpha/alpha.md (movsi): Add n alternative.
12291 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
12292 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
12293 (splitters for all of the above): Use alpha_split_const_mov.
12294 * config/alpha/predicates.md (non_add_const_operand): New.
12295 (non_zero_const_operand): New.
12296 (input_operand): Use alpha_legitimate_constant_p after reload.
12298 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12300 PR tree-optimization/19038
12301 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
12302 (add_candidate): Add ivs with increment in latch only if
12303 allow_ip_end_pos_p is true.
12304 (determine_iv_cost): Use empty_block_p.
12306 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
12308 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
12309 (compute_dominance_frontiers): Ditto.
12311 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
12314 * config/sh/t-rtems: New.
12315 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
12317 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12319 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
12320 the offset of the selected field.
12322 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
12324 * tree-cfg.c (remove_forwarder_block): Fix the check to
12325 prevent a nonlocal label from appearing in the middle of a
12328 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
12330 PR rtl-optimization/19462
12331 * reorg.c (find_end_label): Create return insn only if
12332 current_function_epilogue_delay_list is empty.
12334 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
12336 * doc/passes.texi: Remove paragraph mentioning new-ra.
12338 2005-01-19 Jakub Jelinek <jakub@redhat.com>
12340 PR rtl-optimization/15139
12341 * combine.c: Include params.h.
12342 (count_rtxs): New function.
12343 (record_value_for_reg): If replace_rtx would replace at least
12344 2 occurrences of REG in VALUE and TEM is really large, replace REG with
12345 (clobber (const_int 0)) instead of TEM.
12346 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
12347 * params.h (MAX_LAST_VALUE_RTL): New.
12348 * Makefile.in (combine.o): Depend on $(PARAMS_H).
12349 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
12352 * c-typeck.c (digest_init): Only call build_vector if all constructor
12353 elements are *_CST nodes.
12354 * gimplify.c (gimplify_init_constructor): Likewise.
12356 PR middle-end/19164
12357 * c-typeck.c (digest_init): Only call build_vector if inside_init
12360 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12362 * toplev.c (init_asm_output): Remove dead #ifdef.
12364 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
12366 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
12368 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12370 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
12371 accessing DECL_FUNCTION_CODE.
12372 * dojump.c (do_jump): Likewise.
12373 * gimplify.c (gimplify_call_expr): Likewise.
12374 * predict.c (expr_expected_value): Likewise.
12375 (strip_builtin_expect): Likewise.
12376 * tree-inline.c (estimate_num_insns_1): Likewise.
12377 * tree-ssa-loop-im.c (stmt_cost): Likewise
12378 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12379 (tree_expr_nonnegative_p): Likewise.
12381 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12383 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12384 variant of the load_pcrel_sym pattern.
12385 * config/sparc/sparc.md (P macro): Move to the top.
12386 (load_pcrel_sym): Macroize using P.
12387 (save_register_window): Likewise.
12389 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12391 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12392 ("sordered"): Same.
12394 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12397 * c-typeck.c (build_asm_expr): Strip nops off
12398 input memory operands.
12400 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12402 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12403 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12404 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12405 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12407 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12410 * config/i386/i386.c (override_options): If the 80387 is disabled,
12411 then do not return FP values using FP registers.
12413 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12415 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12416 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12417 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12418 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12419 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12420 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12421 output.h, postreload-gcse.c, postreload.c, recog.c,
12422 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12423 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12424 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12425 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12426 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12427 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12428 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12429 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12431 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12432 config/alpha/alpha.c, config/arm/vfp.md,
12433 config/i386/emmintrin.h, config/i386/i386-modes.def,
12434 config/i386/i386-protos.h, config/i386/i386.h,
12435 config/i386/pmmintrin.h, config/i386/ppro.md,
12436 config/i386/predicates.md, config/i386/xmmintrin.h,
12437 config/i860/i860.c, config/ia64/ia64-modes.def,
12438 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12439 config/ia64/ia64.md, config/ia64/itanium1.md,
12440 config/ia64/itanium2.md, config/ia64/predicates.md,
12441 config/iq2000/iq2000.h, config/mips/linux64.h,
12442 config/rs6000/aix41.h, config/rs6000/aix43.h,
12443 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12444 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12445 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12446 config/sparc/linux64.h, config/sparc/litecoff.h,
12447 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12448 config/sparc/sparc.h, config/sparc/sparc.md,
12449 config/sparc/sysv4-only.h: Update copyright.
12451 2005-01-18 Richard Henderson <rth@redhat.com>
12454 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12456 2005-01-18 Marc Espie <espie@openbsd.org>
12457 * config/i386/openbsdelf.h: Typo.
12459 2005-01-18 Richard Henderson <rth@redhat.com>
12461 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12462 special case for sse.
12463 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12465 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12467 * tree-inline.c (estimate_num_insns_1): Added cases for
12468 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12470 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12472 PR rtl-optimization/19296
12473 * combine.c (simplify_comparison): Rewrite the condition under
12474 which a non-paradoxical SUBREG of a PLUS can be lifted when
12475 compared against a constant.
12477 2005-01-18 Andi Kleen <ak@muc.de>
12479 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12480 * c.opt (-Wpointer-sign): Add.
12481 * doc/invoke.texi: (-Wpointer-sign): Add.
12483 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12485 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12486 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12487 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12488 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12489 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12490 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12491 for TARGET_MIX_SSE_I387.
12492 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12493 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12494 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12495 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12496 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12497 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12498 TARGET_MIX_SSE_I387.
12499 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12502 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12505 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12506 Add movaps alternative for xmm reg->reg move.
12508 2005-01-17 Jeff Law <law@redhat.com>
12510 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12511 at the end of the main DOM loop rather than just before DOM exits.
12513 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12515 PR tree-optimization/19121
12516 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12517 adding aliases to a name tag, also add them to the pointer's
12519 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12520 sensitive alias info at all. Only check that the two pointers
12521 have compatible pointed-to sets.
12522 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12523 a pointer's type tag is a superset of the alias set of the
12524 pointer's name tag.
12526 2005-01-17 James E Wilson <wilson@specifixinc.com>
12529 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12530 comment to document why.
12532 2005-01-17 Richard Henderson <rth@redhat.com>
12534 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12535 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12536 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12537 sse2_vmsminv2df3_finite): New.
12538 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12539 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12540 Force op1 into register.
12542 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12544 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12545 bubblestrap from always rebuilding build directory.
12547 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12549 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12550 ("*cmpmem_short"): Likewise.
12552 2005-01-17 Steven Bosscher <stevenb@suse.de>
12554 * basic-block.h: Document BB_* flags.
12555 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12556 use an sbitmap instead.
12557 * sched-rgn.c (compute_trg_info): Likewise.
12559 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12561 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12562 redundant target_cpu_default and extra_parts lines. Use the default
12564 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12565 (SUBTARGET_EXTRA_SPECS): Delete.
12566 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12567 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12568 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12569 and "n32" for -mabi=n32.
12571 2005-01-17 Ian Lance Taylor <ian@airs.com>
12574 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12575 fold constant variables into initial values.
12577 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12579 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12581 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12582 through the statements backward.
12584 2005-01-17 Ian Lance Taylor <ian@airs.com>
12586 PR middle-end/13127:
12587 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12588 a variable set to the return value of the inlined function.
12590 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12592 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12593 when modes are tieable.
12595 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12597 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12598 of pthread_create to find out if threads are enabled.
12599 * gthr-posix95.h (__gthread_active_p): Likewise.
12601 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12603 * common.opt (-fnew-ra): Remove.
12605 * toplev.h (flag_new_regalloc): Remove.
12606 * Makefile.in (ra*.*): Don't mention.
12607 * passes.c (rest_of_handle_new_regalloc): Remove.
12608 (rest_of_handle_combine, rest_of_compilation): Always consider
12609 flag_new_regalloc as false.
12610 * doc/invoke.texi: Don't document -fnew-ra.
12612 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12614 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12615 last parameter to reg_scan.
12616 * loop.c (loop_optimize): Likewise.
12617 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12618 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12619 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12620 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12621 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12622 * regclass.c (reg_scan): Likewise, for the declaration.
12623 * rtl.h (reg_scan): Likewise, for the prototype.
12625 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12627 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12628 mark_dfs_back_edges.
12630 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12632 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12633 (compute_avail): Uses don't go in tmp_gen.
12635 2005-01-16 Steven Bosscher <stevenb@suse.de>
12637 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12638 loop to look for a free slot in a page entry.
12640 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12643 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12644 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12645 just before targetm.asm_out.file_end.
12646 * tree.h (process_pending_assemble_output_defs): Declare.
12647 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12649 (assemble_alias): Defer generation of assembly code for defines when
12650 TARGET_DEFERRED_OUTPUT_DEFS is true.
12651 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12652 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12653 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12655 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12658 * pa.c (pa_scalar_mode_supported_p): New function.
12659 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12660 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12662 * pa-protos.h (prefetch_operand): Delete.
12663 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12664 * pa.c (prefetch_operand): Delete.
12665 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12666 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12667 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12668 and prefetch_nocc_operand.
12669 * pa.md (prefetch): Rework to avoid reload problems handling short
12670 displacements when a cache control completer needs to be provided.
12671 (prefetch_32, prefetch_64): Delete.
12672 (prefetch_cc, prefetch_nocc): New patterns.
12674 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12676 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12678 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12681 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12682 exceeds maximum alignment for global common data.
12683 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12684 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12686 2004-01-15 Roger Sayle <roger@eyesopen.com>
12688 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12690 2004-01-15 Roger Sayle <roger@eyesopen.com>
12692 * harg-reg-set.h (reg_class_names): Prototype global array.
12693 * regclass.c (reg_class_names): Declare here and initialize to
12695 (dump_regclass): Remove local declaration of reg_class_names.
12696 (regclass): Likewise.
12697 * cfg.c (dump_flow_info): Likewise.
12698 * ra-debug.c (reg_class_names): Likewise.
12699 * regrename.c (reg_class_names): Likewise.
12700 * reload.c (reg_class_names): Likewise.
12701 * reload1.c (spill_failure): Likewise.
12702 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12704 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12706 * config/s390/s390.md ("reload_outti"): Remove predicate for
12707 output operand. Abort if operand is not a MEM.
12708 ("reload_outdi", "reload_outdf"): Likewise.
12710 2005-01-15 Marc Espie <espie@openbsd.org>
12712 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12713 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12714 * config/openbsd.h: Fix C++ includes for native configurations.
12715 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12716 Add trampoline support.
12717 * config/i386/openbsdelf.h: New.
12719 2005-01-15 Marc Espie <espie@openbsd.org>
12721 * collect2.c (main): Explicitly parse -dynamic-linker option.
12723 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12725 PR tree-optimization/19060
12726 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12727 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12728 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12729 and handle extract_range_from_cond returning false.
12730 * fold-const.c (fold): Optimize comparisons with min/max even for
12731 width > HOST_BITS_PER_WIDE_INT.
12733 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12735 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12736 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12737 Remove little endian multilib variants.
12738 Add mips32 multilib variant.
12740 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12742 * explow.c (copy_all_reg, stabilize): Remove.
12743 * expr.h: Remove the corresponding prototypes.
12745 * rtlanal.c (regs_set_between_p): Remove.
12746 * rtl.h: Remove the corresponding prototype.
12748 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12750 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12751 to rs6000_nonimmediate_operand.
12752 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12753 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12754 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12755 rs6000_nonimmediate_operand.
12756 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12757 rs6000_nonimmediate_operand.
12759 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12761 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12763 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12765 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12767 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12768 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12770 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12771 (rs6k_nonimmediate_operand): New.
12772 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12774 (legitimate_lo_sum_address_p): Same.
12775 (rs6000_legitimize_address): Same.
12776 (rs6000_legitimize_reload_address): Same.
12777 (rs6000_legitimate_address): Same.
12778 (spe_build_register_parallel): Pass DF and DC modes in a DI
12781 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12782 to rs6k_nonimmediate_operand.
12784 * config/rs6000/spe.md ("*frob_df_di"): New.
12785 ("*frob_di_df"): New.
12786 ("*frob_di_df_2"): New.
12787 ("*mov_sidf_e500_subreg0"): New.
12788 ("*mov_sidf_e500_subreg4"): New.
12789 ("*movdf_e500_double"): Change predicate to
12790 rs6k_nonimmediate_operand.
12792 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12794 * postreload.c (move2add_note_store): Only call
12795 trunc_int_for_mode on scalar integers.
12797 2005-01-14 Steven Bosscher <stevenb@suse.de>
12799 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12800 replace BB_VISITED uses.
12801 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12802 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12803 (tree_dce_done): Free visited_control_parents.
12804 (perform_tree_ssa_dce): Allocate and clear it.
12805 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12806 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12807 instead of BB_VISITED.
12809 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12811 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12812 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12813 Remove unused prototypes.
12815 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12817 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12818 64-bit register usage.
12819 (spe_func_has_64bit_regs_p): Add FIXME note.
12821 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12823 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12824 flag_finite_math_only with flag_unsafe_math_optimizations.
12826 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12828 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12829 end-of-stack check.
12830 (__tpf_eh_return): Copy TPF private stack area from the module
12831 boundary stack frame. Add check for when module addresses are
12832 equal, but no stub address is found.
12834 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12837 * arm.h (struct machine_function): Add call_via field.
12838 (thumb_call_via_label): Declare.
12839 * arm.c (thumb_call_via_label): New variable.
12840 (thumb_call_reg_needed): New variable.
12841 (arm_output_function_epilogue): For Thumb code, output any per-function
12842 call-indirect trampolines.
12843 (thumb_call_via_reg): New function.
12844 (arm_file_end): New function.
12845 (TARGET_ASM_FILE_END): Call arm_file_end.
12846 (aof_file_end): Likewise.
12847 * arm-protos.h (thumb_call_via_reg): Declare.
12848 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12849 thumb_call_via_reg in normal case.
12851 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12853 PR middle-end/19084
12854 PR rtl-optimization/19348
12855 * recog.c (peephole2_optimize): Do global life update if some peephole
12856 decides it doesn't need at least one of its inputs and that change
12857 influences liveness at the start of the basic block.
12859 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12860 arguments instead of 1.
12862 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12864 PR middle-end/18820
12865 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12866 zero for nested functions needing a static chain or functions
12867 with a non-constant address.
12869 2005-01-13 Roger Sayle <roger@eyesopen.com>
12871 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12872 (and (sign_extend X) C) into (zero_extend (and X C)).
12874 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12876 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12878 2005-01-13 Richard Henderson <rth@redhat.com>
12883 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12884 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12885 not just TARGET_SSE.
12886 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12887 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12888 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12889 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12890 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12891 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12892 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12893 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12894 (movdicc_c_rex64): Rename with '*'.
12895 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12896 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12897 (movsfcc_1_387): Rename from movsfcc_1.
12898 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12899 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12900 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12901 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12902 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12903 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12904 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12905 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12906 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12907 sse_movdfcc_const0_4): Remove.
12908 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12909 recognize min/max early. Update for changed sse cmove patterns.
12910 (ix86_split_sse_movcc): New.
12911 * config/i386/i386-protos.h: Update.
12913 2005-01-13 Steven Bosscher <stevenb@suse.de>
12915 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12916 (fix_stmt_v_may_defs): Likewise.
12918 2005-01-13 Richard Henderson <rth@redhat.com>
12920 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12921 for converting the mask.
12923 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12925 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12928 2005-01-13 Richard Henderson <rth@redhat.com>
12930 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12931 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12932 IX86_BUILTIN_MOVDQ2Q): Remove.
12933 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12934 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12935 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12937 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12938 (sse2_pextrw): Fix immediate constraint.
12939 (sse2_loadq, sse2_loadq_rex64): Remove.
12940 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12941 Use __builtin_ia32_vec_ext_<size>.
12942 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12944 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12946 * function.c (assign_parm_setup_block): Look inside original
12947 entry_parm when inspecting PARALLEL.
12949 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12950 Joel Sherrill <joel@oarcorp.com>
12953 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12954 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12955 rtems_gxx_recursive_mutex_init.
12956 (__gthread_recursive_mutex_lock): New function.
12957 (__gthread_recursive_mutex_trylock): Likewise.
12958 (__gthread_recursive_mutex_unlock): Likewise.
12960 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12962 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12964 2005-01-13 Jan Beulich <jbeulich@novell.com>
12966 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12967 (ashrti3_internal): Indicate output is early clobber. Generate result
12968 into output rather than first input. Use move for low word of output
12969 if shift count is exactly 64.
12970 (lshrti3_internal): Likewise.
12972 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12976 * reload1.c (delete_output_reload): Don't delete an output reload
12977 if the pseudo lives longer than a single basic block. Adjust and
12978 improve wording of comment.
12980 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12983 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12984 of TYPE_SIZE where we mean the number of bytes.
12986 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12988 * function.c (assign_parm_setup_block): Relax condition on
12989 multi-register optimization.
12991 2005-01-12 Nick Clifton <nickc@redhat.com>
12993 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12994 an "in_delay_slot" attribute of "no" to prevent them being used in
12995 delay slots. This is forbidden because they might generate
12998 2005-01-12 Alan Modra <amodra@bigpond.net.au>
13001 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
13002 with r->Y and Y->r.
13004 2005-01-12 Nick Clifton <nickc@redhat.com>
13006 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
13007 passed on to GAS) but do not define, as GAS no longer supports or
13008 needs the -m2000 option.
13010 2005-01-11 Roger Sayle <roger@eyesopen.com>
13012 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
13013 type as args of unprototyped builtins aren't automatically promoted.
13014 (fold_builtin_abs): Likewise.
13016 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13018 * Makefile.in: Set a `build-warn' variable.
13020 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13022 PR tree-optimization/17949
13023 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
13024 (find_interesting_uses_address): Use it.
13026 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
13028 * regrename.c (kill_value): Handle subreg's that won't simplify.
13030 2005-01-11 Richard Henderson <rth@redhat.com>
13033 * config/i386/i386.h (enum ix86_builtins): Move ...
13034 * config/i386/i386.c: ... here.
13035 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
13036 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
13037 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
13038 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
13039 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
13040 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
13041 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
13042 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
13043 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
13044 IX86_BUILTIN_LOADDDUP): Remove.
13045 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
13046 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
13047 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
13048 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
13049 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
13050 (ix86_init_builtins): Make static.
13051 (ix86_init_mmx_sse_builtins): Update for changed builtins.
13052 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
13053 if all the modes match. Otherwise, fake it.
13054 (get_element_number, ix86_expand_vec_init_builtin,
13055 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
13056 (ix86_expand_builtin): Make static. Update for changed builtins.
13057 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
13058 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
13059 (ix86_expand_vector_init_duplicate): New.
13060 (ix86_expand_vector_init_low_nonzero): New.
13061 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
13062 Split out from ix86_expand_vector_init; handle integer modes.
13063 (ix86_expand_vector_init): Use them.
13064 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
13065 * config/i386/i386-protos.h: Update.
13066 * config/i386/predicates.md (reg_or_0_operand): New.
13067 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
13068 (movv2sf_internal): Likewise. And a splitter to match them all.
13069 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
13070 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
13071 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
13072 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
13073 (mmx_pinsrw): Fix operand ordering.
13074 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
13075 rather than sse_loadss expander.
13076 (movv2df splitter): Similarly.
13077 (sse_loadss, sse_loadlss): Remove.
13078 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
13079 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
13080 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
13081 (sse3_movddup): Rename with '*'.
13082 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
13083 (sse2_loadsd): Remove.
13084 (vec_dupv2df_sse3): Rename from sse3_loadddup.
13085 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
13086 (sse2_pinsrw): Fix argument ordering.
13087 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
13088 (sse2_stored): Remove 'r' destination.
13089 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
13090 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
13091 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
13092 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
13093 vec_extractv16qi, vec_initv16qi): New.
13095 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
13096 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
13097 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
13099 (_mm_load_pd, _mm_store_pd): Use plain dereference.
13100 (_mm_load_si128, _mm_store_si128): Likewise.
13101 (_mm_load1_pd): Use _mm_set1_pd.
13102 (_mm_load_sd): Use _mm_set_sd.
13103 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
13104 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
13105 (_mm_set_epi64): Use _mm_set_epi64x.
13106 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
13107 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
13108 _mm_setr_epi8): Use _mm_set_foo form.
13109 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
13110 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
13111 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
13112 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
13113 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
13114 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
13115 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
13116 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
13117 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
13118 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
13119 (_mm_movedup_pd): Use _mm_shuffle_pd.
13120 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
13121 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
13122 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
13123 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
13124 Use _mm_setzero_ps.
13125 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
13126 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
13127 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
13128 (_mm_store_ps): Use raw dereference.
13129 (_mm_store1_ps): Use _mm_storeu_ps.
13130 (_mm_storer_ps): Use _mm_store_ps.
13131 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
13132 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
13134 2005-01-11 Stan Shebs <shebs@apple.com>
13136 * config/rs6000/rs6000.c (machopic_output_stub): Issue
13137 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
13139 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
13142 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
13143 Skip all DECLs except for FIELD_DECLs.
13145 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13147 * config/s390/s390.c (override_options): Return error if
13148 -mbackchain, -mpacked-stack and -mhard-float are used together.
13149 (s390_va_start): Remove the backchain && packed-stack special case.
13150 (s390_gimplify_va_arg): Likewise.
13151 * doc/invoke.texi: Remove the ABI incompatibility note.
13153 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
13155 * config/s390/s390.c (struct s390_frame_layout): Remove
13157 (s390_frame_info, s390_emit_prologue): Replace occurrences of
13158 save_backchain_p with TARGET_BACKCHAIN.
13160 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13163 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
13164 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
13165 * function.c (locate_and_pad_parm): Set new field.
13166 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
13167 Tweak where_pad test to include "none". Always set mem align for
13169 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
13170 not sufficient for type.
13171 (assign_parm_setup_block): If stack_parm is zero on entry, always
13172 make a new stack local. Block move old stack parm if necessary
13173 to new aligned stack local.
13174 (assign_parm_setup_stack): Use a block move to handle
13175 potentially misaligned entry_parm.
13176 (assign_parms_unsplit_complex): Specify required alignment when
13177 creating stack local.
13178 * calls.c (compute_argument_addresses): Override alignment of stack
13179 arg calculated from its type with the alignment given by
13180 FUNCTION_ARG_BOUNDARY.
13181 (store_one_arg): Likewise.
13183 2005-01-11 Jan Beulich <jbeulich@novell.com>
13185 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
13186 Change respective itanium_class attribute to ialu.
13187 (shladdp4_internal): New.
13188 * config/ia64/predicates.md (shladd_log2_operand): New.
13190 2005-01-11 Richard Henderson <rth@redhat.com>
13192 * expr.c (store_constructor): Use rtvec_alloc instead of
13193 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
13195 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
13197 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
13199 2005-01-11 Alan Modra <amodra@bigpond.net.au>
13201 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
13202 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
13203 (TARGET_RWRELOC): Define.
13204 (ia64_rwreloc_section_type_flags): Delete.
13205 (ia64_section_type_flags): New function.
13206 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
13207 (TARGET_RWRELOC): Define.
13209 2005-01-10 David Mosberger <davidm@hpl.hp.com>
13212 * config/ia64/ia64.c (process_set): For alloc insn, only call
13213 process_epilogue is !frame_pointer_needed.
13215 2005-01-10 Roger Sayle <roger@eyesopen.com>
13218 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
13219 unary operator and can't be treated as a binary/comparison operator.
13221 2005-01-10 Richard Henderson <rth@redhat.com>
13223 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
13224 (ix86_return_in_memory): Likewise.
13225 (function_arg_advance): Likewise. Mirror structure in function_arg
13226 for choosing register to advance.
13228 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
13230 * tree-vectorizer.c, tree.def: Fix comment typos.
13232 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
13234 * config/s390/s390.c (struct processor_costs): 4 new fields:
13235 ddbr, ddr, debr, der.
13236 (s390_rtx_costs): More precise handling of divide instructions.
13238 2005-01-10 David Edelsohn <edelsohn@gnu.org>
13240 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
13242 2005-01-10 Jan Beulich <jbeulich@novell.com>
13244 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
13245 names resulting from -ffunction-sections/-fdata-sections and linkonce
13247 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
13248 based on the section name. Rearrange the section name comparison logic
13249 slightly so that each section name is compared against at most once.
13251 2005-01-10 Ben Elliston <bje@au.ibm.com>
13253 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
13254 targets for which -fPIC reduces limitations on the GOT size.
13256 2005-01-09 Falk Hueffner <falk@debian.org>
13258 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
13261 2005-01-09 David Edelsohn <edelsohn@gnu.org>
13264 * collect2.c (main): Set aixrtl_flag for -brtl option.
13265 (resolve_lib_name): Search for .so file extension before .a
13266 if aixrtl_flag set.
13268 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
13270 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
13271 (vect_analyze_data_refs_alignment): Add dump prints.
13273 2005-01-09 Ira Rosen <irar@il.ibm.com>
13275 * tree-vectorizer.c (vect_analyze_offset_expr): Use
13276 expr_invariant_in_loop_p.
13277 Initialize outputs first thing in the function.
13278 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
13279 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
13280 (vect_analyze_pointer_ref_access): Check that the initial condition of
13281 the access function is loop invariant.
13283 2005-01-09 Richard Henderson <rth@redhat.com>
13285 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
13286 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
13287 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
13288 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
13289 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
13290 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
13291 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
13292 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
13293 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
13294 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
13295 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
13296 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
13297 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
13298 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
13299 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
13300 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
13301 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
13302 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
13303 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
13304 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
13305 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
13306 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
13307 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
13309 (mmx_clrdi, pavgusb): Remove.
13310 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
13311 with leading sse_ prefix.
13312 * config/i386/sse.md: Receive them.
13313 * config/i386/mmx.md: New file.
13314 (MMXMODE12, MMXMODE24, mmxvecsize): New.
13315 (subrv2sf3): Turn into expander for normal subtraction.
13316 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
13317 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
13318 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
13319 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
13320 commutative; use ix86_binary_operator_ok.
13321 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
13322 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
13323 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
13324 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
13325 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
13326 Macroize from existing patterns; use ix86_binary_operator_ok.
13327 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
13328 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
13329 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
13330 with vec_select+vec_concat.
13331 (mmx_pshufw, mmx_pshufw_1): Likewise.
13332 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
13333 (mmx_uavgv4hi3): Model correctly.
13334 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
13335 _mm_xor_si64): Remove casts.
13337 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13339 PR tree-optimization/19224
13340 * tree-scalar-evolution.c (get_instantiated_value,
13341 set_instantiated_value): New functions.
13342 (instantiate_parameters_1): Cache the results.
13343 (instantiate_parameters, resolve_mixers): Initialize and free
13346 2005-01-08 David Edelsohn <edelsohn@gnu.org>
13348 * config/i386/i386.md (addhi_4): Correct reference in comment.
13351 2005-01-08 Richard Henderson <rth@redhat.com>
13353 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
13354 (_mm_cvtsi128_si64x): Likewise.
13355 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
13356 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
13357 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
13358 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
13359 * config/i386/i386-protos.h: Update.
13360 * config/i386/i386.c (print_operand): Add 'H'.
13361 (ix86_fixup_binary_operands): Split out from ...
13362 (ix86_expand_binary_operator): ... here.
13363 (ix86_fixup_binary_operands_no_copy): New.
13364 (ix86_expand_fp_absneg_operator): Handle vector mode results.
13365 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
13366 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
13367 (safe_vector_operand): Use CONST0_RTX.
13368 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
13369 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
13370 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
13371 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13373 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13374 (IX86_BUILTIN_CMPNGESS): New.
13375 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13376 (attr type): Add sselog1.
13377 (attr unit, attr memory): Handle it.
13378 (movti, movti_internal, movti_rex64): Move near other integer moves.
13379 (movtf, movtf_internal): Move near other fp moves.
13380 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13381 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13382 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13383 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13384 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13385 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13386 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13387 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13388 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13389 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13390 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13391 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13392 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13393 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13394 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13395 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13396 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13397 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13398 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13399 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13400 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13401 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13402 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13403 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13404 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13405 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13406 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13407 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13408 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13409 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13410 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13411 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13412 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13413 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13414 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13415 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13416 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13417 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13418 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13419 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13420 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13421 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13422 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13423 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13425 (SSEPUSH, push<SSEPUSH>): Remove.
13426 (MMXPUSH, push<MMXPUSH>): Remove.
13427 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13428 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13429 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13430 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13431 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13432 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13433 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13434 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13435 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13436 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13437 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13438 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13439 (ppro_sse_log_V4SF): Handle sselog1.
13440 * config/i386/predicates.md (const_0_to_1_operand): New.
13441 (const_0_to_255_mul_8_operand): New.
13442 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13443 (const_2_to_3_operand, const_4_to_7_operand): New.
13444 * config/i386/sse.md: New file.
13445 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13446 (sse_movups): Rename from sse_movups_1.
13447 (sse_loadlss): Rename from sse_loadss_1.
13448 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13450 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13451 (absv4sf2, negv2df, absv2df): New.
13452 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13453 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13454 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13455 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13456 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13457 (sse3_addsubv4sf3): Model correctly.
13458 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13459 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13460 (sse_movhlps): Model with vec_select+vec_concat.
13461 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13462 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13463 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13464 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13465 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13466 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13467 sse2_pshufhw_1): Likewise.
13468 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13469 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13470 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13471 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13472 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13473 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13474 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13475 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13476 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13477 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13478 sminv8hi3): Mark commutative
13479 operands. Use ix86_binary_operator_ok.
13480 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13481 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13482 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13483 sse2_punpcklqdq): Allow operand2 in memory.
13484 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13485 sse2_movsd): Add memory alternatives.
13486 (sse_storelps): Turn expander into an insn; split after reload.
13487 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13488 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13490 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13492 * configure.ac (DWARF-2 debug_line): Use objdump.
13493 * configure: Regenerate.
13495 2005-01-08 Jeff Law <law@redhat.com>
13496 Diego Novillo <dnovillo@redhat.com>
13498 PR tree-optimization/18241
13499 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13500 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13501 statements with volatile operands.
13502 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13503 operands after marking a statement with has_volatile_ops.
13505 2005-01-08 Roger Sayle <roger@eyesopen.com>
13507 * tree.c (int_fits_type_p): Always honor integer constant
13508 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13510 2005-01-08 Roger Sayle <roger@eyesopen.com>
13512 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13513 the latent bug in rtl_delete_block has been resolved.
13515 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13517 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13518 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13520 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13522 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13523 library as @multilib_dir@/$(SHLIB_SONAME).
13525 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13527 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13528 * configure: Regenerate.
13530 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13532 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13535 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13538 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13539 Convert non-word aligned offset address using ld/std into
13542 2005-01-07 Richard Henderson <rth@redhat.com>
13544 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13546 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13548 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13550 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13552 PR tree-optimization/19283
13553 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13554 is not shorter than the original type.
13556 PR rtl-optimization/19012
13557 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13559 PR rtl-optimization/18861
13560 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13561 (FULL_STATE): Define.
13562 (mark_tablejump_edge): New function.
13563 (purge_dead_tablejump_edges): New function.
13564 (find_bb_boundaries): Use it.
13566 PR tree-optimization/18828
13567 * builtins.c (expand_builtin_next_arg): Remove argument and all
13568 the argument checking.
13569 (expand_builtin): Adjust caller.
13570 (expand_builtin_va_start): Likewise. Remove error for too many
13572 (fold_builtin_next_arg): Issue error for too many arguments.
13573 After checking arguments, replace them with magic arguments that
13574 prevent further checking of the args.
13576 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13578 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13580 2005-01-06 Roger Sayle <roger@eyesopen.com>
13583 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13584 and %{.S:...} (and their negative variants) to test whether the
13585 input file is assembler or pre-processed-assembler independent of
13586 the actual filename extension.
13588 2005-01-06 Roger Sayle <roger@eyesopen.com>
13590 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13591 of sign or zero extended values.
13593 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13595 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13596 for IBM long double format correctly.
13598 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13600 Fix PR tree-optimization/18792
13602 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13603 to first_loop_depth, and use loop depth instead of loop number.
13604 (build_classic_dir_vector): Ditto.
13605 (compute_data_dependences_for_loop): Use depth, not loop number.
13606 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13607 number. Pass in loops, instead of loop numbers.
13608 (gather_interchange_stats): Ditto.
13609 (linear_transform_loops): Ditto.
13611 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13614 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13615 biv_fits_mode_p, extension_within_bounds_p): New functions.
13616 (check_ext_dependent_givs): Use them.
13618 2005-01-06 Roger Sayle <roger@eyesopen.com>
13620 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13621 more than one barrier, in which case we should delete them all.
13623 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13625 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13627 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13629 Fix PR middle-end/19286
13631 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13632 output this subprogram, simply ignore this attempt to do it again.
13633 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13634 origin attribute if it's not possible.
13635 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13636 (decls_for_scope): Ditto.
13637 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13638 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13640 2005-01-05 Richard Henderson <rth@redhat.com>
13643 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13644 (bdesc_2arg): Use it.
13645 (ix86_expand_binop_builtin): Force operands into registers
13647 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13648 ix86_expand_sse_compare, ix86_expand_sse_comi,
13649 ix86_expand_builtin): Likewise.
13651 2005-01-05 Richard Henderson <rth@redhat.com>
13653 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13655 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13656 (mulv4hi3): Set itanium_class mmmul.
13657 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13658 (fpack): Rename from fpack_sfsf.
13660 2005-01-05 Richard Henderson <rth@redhat.com>
13663 * reload1.c (do_input_reload): Restrict the optimization deleteing
13664 a previous output reload to RELOAD_FOR_INPUT.
13666 2005-01-05 Steven Bosscher <stevenb@suse.de>
13668 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13669 comment that we fall through after case.
13670 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13671 (distribute_links): Likewise.
13672 * cse.c (cse_insn): Likewise.
13673 * cselib.c (cselib_invalidate_mem): Likewise.
13674 * df.c: Update comments at the top of the file.
13675 (read_modify_subreg_p): Update comments here too.
13676 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13677 * flow.c (mark_set_1): Likewise.
13678 (mark_used_regs): Likewise.
13679 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13680 (canon_list_insert): Likewise.
13681 (mark_set): Likewise.
13682 (try_replace_reg): Likewise.
13683 (store_killed_in_insn): Likewise.
13684 * loop.c (count_one_set): Likewise.
13685 (basic_induction_var): Likewise.
13686 * postreload-gcse.c (find_mem_conflicts): Likewise.
13687 * postreload.c (reload_combine_note_store): Likewise.
13688 (move2add_note_store): Likewise.
13689 * reload.c (find_equiv_reg): Likewise.
13690 (mark_referenced_resources): Likewise.
13691 * rtlanal.c (set_noop_p): Likewise.
13692 (note_stores): Likewise.
13693 (note_uses): Likewise.
13694 * sched-deps.c (sched_analyze_1): Likewise.
13695 * sched-rgn.c (check_live_1): Likewise.
13696 (update_live_1): Likewise.
13697 * config/i860/i860.c: Likewise.
13699 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13701 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13703 * doc/rtl.texi: Update documentation for bit-fields and SET.
13705 2005-01-05 Roger Sayle <roger@eyesopen.com>
13707 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13709 2005-01-05 Jan Hubicka <jh@suse.cz>
13710 Richard Henderson <rth@redhat.com>
13713 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13716 2005-01-05 Richard Henderson <rth@redhat.com>
13719 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13720 (sse_shufps): Change operand 3 to const_int_operand.
13721 (sse2_storelps): Fix typo in template.
13722 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13723 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13724 (ix86_expand_builtin): Likewise.
13726 2005-01-05 Julian Brown <julian@codesourcery.com>
13728 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13729 as aggregates for AAPCS ABIs.
13731 2005-01-05 Stan Shebs <shebs@apple.com>
13733 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13734 Mach-O getters if ppc64.
13735 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13737 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13738 signed four-byte field for global code case.
13739 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13741 2005-01-05 Roger Sayle <roger@eyesopen.com>
13743 PR middle-end/19100
13744 * c-common.c: Include real.h.
13745 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13746 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13747 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13748 * Makefile.in (c-common.o): Update dependencies.
13750 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13752 * c-parse.in (asm_string): Add trailing semicolon.
13754 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13756 * c-parse.in (asm_string): New. Don't allow wide strings in
13758 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13759 asm_string instead of STRING.
13761 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13763 * c-typeck.c (constructor_no_implicit): Remove.
13764 (set_designator, process_init_element): Don't check
13765 constructor_no_implicit.
13767 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13768 Kaz Kojima <kkojima@gcc.gnu.org>
13771 * lcm.c (create_pre_exit): New.
13772 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13773 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13775 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13777 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13778 -msoft-float in target_float_switch.
13779 * arm.c (arm_override_options): Fix processing of target_float_switch.
13781 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13783 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13786 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13788 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13789 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13791 2005-01-04 Roger Sayle <roger@eyesopen.com>
13793 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13794 if deleting the then-block allows the test-block to fallthru to the
13797 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13800 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13801 after the full declaration if the are in two different TUs.
13803 2005-01-04 Richard Henderson <rth@redhat.com>
13806 * tree-sra.c (generate_one_element_init): Just
13807 call gimplify_and_add.
13808 (generate_element_init): Record the
13809 new referenced variables and mark them for renaming
13810 and split out to ...
13811 (generate_element_init_1): This.
13812 (scalarize_init): Don't call push_gimplify_context/
13813 pop_gimplify_context.
13815 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13817 * toplev.c (get_src_pwd): Handle failure of getpwd().
13819 2005-01-04 Roger Sayle <roger@eyesopen.com>
13821 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13823 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13824 all the cases handled by it are inverted by invert_truthvalue.
13826 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13828 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13829 (save_register_windowsi): Likewise.
13831 2005-01-04 Richard Henderson <rth@redhat.com>
13833 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13835 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13837 PR middle-end/17767
13838 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13839 any simplifications of vector mode comparison operators.
13840 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13842 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13843 Devang Patel <dpatel@apple.com>
13845 PR tree-optimization/18308
13846 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13847 the operands before creating a new expression.
13848 * dojump.c (do_jump): Make drop_through_label available
13849 for all cases. Add expansion of COND_EXPR.
13851 2005-01-04 Ira Rosen <irar@il.ibm.com>
13853 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13854 INTEGER_CST instead of TREE_CONSTANT.
13855 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13856 instead of TREE_CONSTANT.
13857 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13858 instead of TREE_CONSTANT.
13860 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13862 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13864 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13867 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13868 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13870 2005-01-03 Richard Henderson <rth@redhat.com>
13872 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13873 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13874 fold_convert_const_real_from_real): Split out from ...
13875 (fold_convert_const): ... here.
13877 2005-01-03 Richard Henderson <rth@redhat.com>
13880 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13881 (mov<MMXMODEI>_internal): Likewise.
13882 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13883 Add V2SF case; use it for SSE1; don't use TI.
13884 (movdf_integer): Likewise.
13885 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13887 2005-01-03 Ira Rosen <irar@il.ibm.com>
13889 * tree-vectorizer.c (vect_strip_conversions): New function.
13890 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13891 check for binary class.
13893 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13897 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13899 * gimple-low.c (mark_blocks_with_used_vars): New function.
13900 (mark_blocks_with_used_subblocks): Ditto.
13901 (mark_used_blocks): Ditto.
13902 (pass_mark_used_blocks): New pass.
13903 * tree-inline.c: Include debug.h.
13904 (expand_call_inline): Call outlining_inline_function here.
13905 * tree-optimize.c (init_tree_optimization_passes): Add
13906 pass_mark_used_blocks.
13907 * tree-pass.h (pass_mark_used_blocks): New.
13908 * Makefile.in (tree-inline.o): Add debug.h dependency.
13910 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13912 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13913 VAR_DECLs to have weak_import attribute.
13915 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13918 2004-01-03 Steven Bosscher <stevenb@suse.de>
13920 * passes.c (rest_of_compilation): Don't run regmove if only
13921 flag_expensive_optimizations, require flag_regmove instead.
13923 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13925 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13927 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13928 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13929 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13930 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13932 2005-01-03 Richard Henderson <rth@redhat.com>
13934 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13935 (ia64_const_ok_for_letter_p): New.
13936 (ia64_const_double_ok_for_letter_p): New.
13937 (ia64_extra_constraint): New.
13938 (ia64_expand_vecint_compare): New.
13939 (ia64_expand_vcondu_v2si): New.
13940 (ia64_expand_vecint_cmov): New.
13941 (ia64_expand_vecint_minmax): New.
13942 (ia64_print_operand): Add 'v'.
13943 (ia64_preferred_reload_class): New.
13944 (ia64_vector_mode_supported_p): New.
13945 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13946 (PREFERRED_RELOAD_CLASS): Move to function.
13947 (CONST_OK_FOR_LETTER_P): Move to function.
13948 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13949 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13950 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13951 (EXTRA_CONSTRAINT): Move to function.
13952 * config/ia64/ia64.md: Include vect.md.
13953 (itanium_class): Add mmalua.
13955 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13957 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13958 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13960 (const_int_2bit_operand): New.
13961 (fr_reg_or_0_operand): New.
13962 * config/ia64/ia64-modes.def: Add vector modes.
13963 * config/ia64/ia64-protos.h: Update.
13964 * config/ia64/vect.md: New file.
13966 2005-01-03 Richard Henderson <rth@redhat.com>
13968 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13970 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13973 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13975 (log1pdf2): Change mode of operands[0,1] to DFmode.
13977 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13979 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13980 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13981 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13982 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13983 SPARC_RELAXED_ORDERING.
13985 2005-01-03 Richard Henderson <rth@redhat.com>
13986 Uros Bizjak <uros@kss-loka.si>
13989 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13990 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13991 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13993 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13994 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13995 const_pow2_1_to_128_operand): New predicates.
13997 2005-01-02 Greg McGary <greg@mcgary.org>
13999 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
14001 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
14002 object. [ptr_type]: Remove unused variable.
14003 Remember nearest addressable array-element or record-component
14004 when checking bitfield components. Tolerate empty BIND_EXPR.
14006 2005-01-01 Richard Henderson <rth@redhat.com>
14008 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
14009 that don't narrow the value. Fail for other conversions.
14011 2005-01-01 Richard Henderson <rth@redhat.com>
14014 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
14015 * c-lang.c (finish_file): Don't do it here.
14016 * objc/objc-act.c (objc_finish_file): Likewise.
14018 * cgraph.c (decl_assembler_name_equal): New.
14019 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
14020 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
14021 * cgraph.h (struct cgraph_varpool_node): Add next.
14022 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
14023 * varasm.c (assemble_alias): Mark the target as needed.
14025 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
14027 PR middle-end/19221
14028 * function.c (get_arg_pointer_save_area): Use entry_of_function
14029 instead of get_insns.
14031 2005-01-01 Roger Sayle <roger@eyesopen.com>
14032 Andrew Pinski <pinskia@physics.uc.edu>
14033 James E. Wilson <wilson@specifixinc.com>
14035 PR rtl-optimization/12092
14036 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
14039 2005-01-01 Roger Sayle <roger@eyesopen.com>
14040 Olivier Hainque <hainque@act-europe.fr>
14042 * tree.c (int_fits_type_p): A narrower type always fits in a
14043 wider one, except for negative values into unsigned types.
14045 2005-01-01 Roger Sayle <roger@eyesopen.com>
14047 * tree.c (int_fits_type_p): Compare the result of force_fit_type
14048 with the original constant rather than require TREE_OVERFLOW.
14050 2005-01-01 Steven Bosscher <stevenb@suse.de>
14052 PR middle-end/17544
14053 * c-decl.c (finish_function): If compiling C99, annotate the
14054 compiler generated return with the current file name and line 0.
14055 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
14056 the source line is greater than 0.
14057 (remove_bb): Likewise.