1 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
3 * config.gcc (hppa1.1-*-rtems*): Remove.
4 * config/pa/rtems.h: Remove.
6 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
8 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
9 Exclude roe/603e multilib variants.
11 2005-05-04 Denis Chertykov <denisc@overta.ru>
14 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
17 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
19 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
20 arm/pe.opt to $extra_options.
21 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
22 (target_float_abi_name, target_float_switch, target_abi_name)
23 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
24 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
25 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
26 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
27 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
28 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
29 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
30 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
31 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
32 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
33 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
34 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
35 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
36 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
37 (arm_pic_register_string): Delete.
38 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
40 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
41 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
42 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
43 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
44 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
45 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
46 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
47 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
48 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
49 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
50 (SUBTARGET_SWITCHES): Delete.
51 * config/arm/arm.c (target_float_switch): Delete.
52 (arm_cpu_select): Moved from config/arm/arm.h.
53 (target_fpu_name, target_fpe_name, target_float_abi_name)
54 (target_abi_name, structure_size_string, arm_pic_register_string)
55 (arm_select): Make static.
56 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
57 (arm_handle_option): New function.
58 (arm_override_options): Update target_flags checks for new mask names.
59 Remove target_float_switch code.
60 (arm_expand_prologue, thumb_expand_prologue): Check
61 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
62 * config/arm/arm.opt, config/arm/pe.opt: New files.
64 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
66 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
67 gcc_unreachable as appropriate.
68 (arc_double_limm_p, arc_setup_incoming_varargs,
69 arc_compute_function_type, arc_output_function_prologue,
70 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
71 output_shift, arc_print_operand, arc_print_operand_address,
72 arc_final_prescan_insn): Likewise.
73 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
75 2005-05-04 Geoffrey Keating <geoffk@apple.com>
77 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
82 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
83 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
84 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
85 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
86 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
87 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
88 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
89 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
91 2005-05-05 Paul Brook <paul@codesourcery.com>
93 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
94 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
95 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
96 and tree-data-ref.h with *_H variables.
98 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
100 * config/m32r/xm-m32r.h, config/m32r/linux.h: Delete files.
102 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
104 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
106 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
108 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
110 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
112 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
113 setting of vrsave register for current function after
114 call to save_world is emitted.
116 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
118 * config/mmix/predicates.md: New file.
119 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
120 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
121 (mmix_foldable_comparison_operator, mmix_comparison_operator)
122 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
123 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
125 * config/mmix/mmix.md: Include predicates.md.
126 ("call", "call_value"): Force address to register if it isn't a
127 mmix_symbolic_or_address_operand.
129 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
131 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
132 the flags are of appropriate types.
133 (num_ssa_operands): Generalize using the generic interface.
134 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
137 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
139 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
140 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
142 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
144 * tree-outof-ssa.c (edge_leader, stmt_list,
145 analyze_edges_for_bb): Use VEC instead of VARRAY.
146 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
147 (perform_edge_inserts): Call init_analayze_edges_for_bb and
148 fini_analayze_edges_for_bb.
150 2005-05-04 James E Wilson <wilson@specifixinc.com>
153 * gcc.c (process_command): In the second argv scan loop, ignore
154 Xassembler and Xpreprocessor, along with their argument.
156 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
158 * tree-flow-inline.h, tree-ssa-operands.c,
159 tree-ssa-operands.h, tree-ssa-opfinalize.h:
160 Likewise. tree-vn.c: Fix comment typos.
161 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
163 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
165 * doc/tm.texi (Target Hooks): Document
166 TARGET_RESOLVE_OVERLOADED_BUILTIN.
168 2005-05-04 Paul Brook <paul@codesourcery.com>
170 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
172 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
174 * dwarf2out.c (incomplete_types, retry_incomplete_types,
175 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
178 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
179 get_expansion, expand_var_during_unrolling,
180 insert_var_expansion_initialization,
181 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
184 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
187 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
190 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
191 the same as INTEGER_TYPE.
192 (fold_binary): Fold "bool_var != 0" to bool_var.
193 Fold "bool_var == 1" to bool_var.
195 2004-05-03 Richard Henderson <rth@redhat.com>
198 * function.c (instantiate_virtual_regs_in_insn): Use the mode
199 from recog_data instead of insn_data.
201 2005-05-03 DJ Delorie <dj@redhat.com>
203 * common.opt (fdiagnostics-show-option): No variable is needed.
204 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
205 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
206 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
207 Save and restore original message format. Use flag in context
209 (warning): Don't test for enabled warnings here.
210 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
213 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
215 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
216 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
217 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
218 * aclocal.m4: Don't include accross.m4.
219 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
220 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
221 * configure, config.in: Regenerate.
223 2005-05-04 Jakub Jelinek <jakub@redhat.com>
226 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
227 (clear_storage): Add argument.
228 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
229 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
231 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
232 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
233 (store_expr, store_constructor): Adjust callers.
234 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
235 to emit_block_move if CALL_EXPR_TAILCALL (exp).
236 (expand_builtin_memmove): Add ORIG_EXP argument, copy
237 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
238 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
239 with EXP. Pass EXP to expand_builtin_memmove.
240 (expand_builtin_memset): Add ORIG_EXP argument, pass
241 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
242 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
243 Pass EXP to expand_builtin_memset.
244 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
246 (expand_builtin_strncmp): Likewise.
247 (expand_builtin_printf): Replace ARGLIST argument with EXP.
248 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
249 (expand_builtin_fprintf): Likewise.
250 (expand_builtin): Adjust calls to
251 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
253 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
256 PR rtl-optimization/21239
257 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
259 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
261 * tree-flow.h (tree_ann_common_d): Move aux to ...
262 (stmt_ann_d): ... here.
263 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
264 move_computations_stmt, schedule_sm): Update references to
266 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
268 * tree-cfg.c (remove_bb): Remove a redundant call to
270 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
273 2005-05-03 Richard Henderson <rth@redhat.com>
275 * config/rs6000/rs6000.c: Remove conflict markers.
277 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
279 2005-05-03 James E Wilson <wilson@specifixinc.com>
281 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
283 2005-05-03 DJ Delorie <dj@redhat.com>
285 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
286 decide if the warning will be printed.
287 * calls.c (expand_call): Likewise.
288 * function.c (init-function_start): Likewise.
290 * common.opt (-fdiagnostics-show-option): New.
291 * opts.c (option_enabled): Accept the option index instead of a
292 pointer to the option descriptor.
293 * opts.h (option_enabled): Likewise.
294 * toplev.c (print_switch_values): Pass option index, not option
296 * diagnostic.h (diagnostic_info): Add option_index.
297 * diagnostic.c: Include opts.h.
298 (diagnostic_set_info): Initialize option_index.
299 (diagnostic_report_diagnostic): Amend option name if appropriate.
300 (warning): Check to see if the specified warning is enabled.
302 * doc/invoke.texi (-fdiagnostics-show-options): Document.
304 2005-05-03 Richard Henderson <rth@redhat.com>
306 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
307 SPEC_OR_GEN_REGS definitions.
309 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
312 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
313 for unavailable registers.
315 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
317 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
319 * cfglayout.c (block_locators_blocks,
320 insn_locators_initialize, insn_scope): Use VEC instead of
323 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
324 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
327 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
329 * config/sparc/predicates.md (const_compl_high_operand): New.
330 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
332 (sparc_emit_set_const64_quick1): Adjust for above change.
333 (sparc_emit_set_const64_quick2): Likewise.
334 (sparc_emit_set_const64_longway): Likewise.
335 (sparc_emit_set_const64): Likewise.
336 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
337 movdi_const64_special): Delete.
338 (logical constant splitters): Use const_compl_high_operand.
340 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
342 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
343 rather than STRIP_NOPS.
345 2005-05-03 Jakub Jelinek <jakub@redhat.com>
347 PR rtl-optimization/21330
348 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
350 (unswitch_single_loop): Clear cinsn when retrying.
353 * config/i386/i386.c (legitimize_address): When canonicalizing
354 ASHIFT into MULT, multiply by 1 << shift_count instead of
355 1 << log2 (shift_count).
357 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
359 * lambda-code.c (gcc_loop_to_lambda_loop,
360 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
361 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
362 generic operand interface.
363 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
364 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
365 generic operand interface.
366 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
367 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
368 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
369 num_imm_uses): Use ssa_use_operand_t.
370 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
371 get_v_must_def_ops): Delete.
372 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
373 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
374 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
375 get_v_must_def_kill_ptr): Delete.
376 (delink_stmt_imm_use): Move and use new operand interface.
377 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
378 op_iter_next_tree): Use new operand implementation.
379 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
380 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
382 (op_iter_next_mustdef, op_iter_next_maydef,
383 op_iter_next_must_and_may_def): Delete. Replace with...
384 (op_iter_next_maymustdef): New. Combine must and may next operations.
385 (op_iter_init_maydef, op_iter_init_mustdef,
386 op_iter_init_must_and_may_def): Use new interface.
387 (single_ssa_tree_operand ): New. Process single operands only as trees.
388 (single_ssa_use_operand): New. Process single operands only as uses.
389 (single_ssa_def_operand): New. Process single operands only as defs.
390 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
392 (num_ssa_operands): New. Count the number of specified operands.
393 (compare_ssa_operands_equal): New. Compare two statements' operands.
394 (single_phi_def): New. Return true if PHI has one def of the specified
396 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
397 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
398 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
399 (struct stmt_ann_d): Operands field no longer require GTY().
400 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
401 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
402 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
403 dump_replaceable_exprs, rewrite_trees): Use generic interface.
404 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
405 Use use_operand_p instead of ssa_imm_use_t *.
406 * tree-pretty-print.c (dump_vops): check if operands are active before
407 dumping virtual operands.
408 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
409 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
410 (ccp_fold): Use new interface.
411 (ccp_visit_stmt): Remove unused variables and code.
412 (convert_to_gimple_builtin): Insert statements before calling
413 mark_new_vars_to_rename.
414 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
415 (copy_prop_visit_cond_stmt): Use generic interface.
416 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
418 (thread_across_edge): Use generic interface.
419 (initialize_hash_element): Initialzie with stmt, not annotation.
420 (eliminate_redundant_computations): Use generic interface.
421 (record_equivalences_from_stmt): Pass stmt, not annotation.
422 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
424 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
425 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
426 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
427 generic operand interface.
428 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
430 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
432 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
433 (build_defs, build_uses, build_v_may_defs, build_vuses,
434 build_v_must_defs): Change type to struct opbuild_list_d.
435 (ops_active): New. Operands active boolean.
436 (operand_memory, operand_memory_index): New. Operand memory managers.
437 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
438 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
439 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
440 Change from functions to static variable list heads.
441 (opbuild_initialize_virtual): New. Initialize a virtual build list.
442 (opbuild_initialize_real): New. Initialize a virtual build list.
443 (opbuild_free): New. Free a build list.
444 (opbuild_num_elems): New. Number of items in a list.
445 (opbuild_append_real): New. Add a real (tree *) operand.
446 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
447 (opbuild_first): New. Return first element index in a list.
448 (opbuild_next): New. Return next element in a list.
449 (opbuild_elem_real): New. Return real element.
450 (opbuild_elem_virtual): New. Return virtual element.
451 (opbuild_elem_uid): New. Return UID of virtual element.
452 (opbuild_clear): New. Reset an operand list.
453 (opbuild_remove_elem): New. Remove an element form a list.
454 (ssa_operands_active): New. Return true if operand cache is active.
455 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
456 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
457 (correct_use_link): Use use_operand_p.
458 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
459 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
460 (cleanup_v_may_defs): Use new implmentation.
461 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
463 (append_def, append_use, append_v_may_def, append_vuse,
464 append_v_must_def): Call opbuild_append routine instead of using varray.
465 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
466 global parse_old_ops variable.
467 (free_ssa_operands): New implementation.
468 (update_stmt_operands): Move. Change argument to build_ssa_operands.
469 (copy_virtual_operands): Move. New generic implementation.
470 (create_ssa_artficial_load_stmt): Move. New implementation.
471 (swap_tree_operands): Update for new implementation.
472 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
473 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
474 rather than a varray.
475 (verify_imm_links): Use use_operand_p.
476 (dump_immediate_uses_for): If the immediate use variable is a virtual
477 variable, show the virtual ops in the stmt.
478 * tree-ssa-operands.h (def_operand_p): No longer a structure.
479 (NULL_DEF_OPERAND_P): Now a #define.
480 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
481 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
482 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
483 mustdef_optype_d): New. Use Linked list representation.
484 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
485 (struct ssa_operand_memory_d): New. Allocated Chunk node.
486 (struct stmt_operands_d): Change to new pointers that are not GTY.
487 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
488 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
489 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
490 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
491 SET_V_MUST_DEF_KILL): Delete.
492 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
493 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
494 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
495 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
496 (enum ssa_op_iter_type): Operand iterator typechecking values.
497 (struct ssa_operand_iterator_d): Use linked lists of operands.
498 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
499 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
500 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
501 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
502 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
503 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
504 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
505 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
506 * tree-ssa-opfinalize.h: New. Function templates for expansion.
507 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
508 alloc_vuse, and alloc_mustdef.
509 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
510 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
511 and finalize_ssa_v_must_def_ops.
512 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
513 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
515 (compute_avail): Use generic iterator interface.
516 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
517 (stmt_makes_single_load, stmt_makes_single_store): Use
519 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
520 (statement_sink_location): Use generic interface.
521 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
522 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
523 reset the immediate use link nodes.
524 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
525 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
526 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
527 (eliminate_tail_call): Use generic operand interface.
528 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
529 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
531 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
533 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
534 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
536 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
537 Use statement pointer instead of vuse_optype. Use generic interface.
538 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
539 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
540 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
541 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
542 * doc/tree-ssa.texi: Update documentation for operand interface.
544 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
546 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
547 gcc_unreachable as appropriate.
548 (machopic_function_base_name, machopic_indirect_data_reference,
549 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
550 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
551 * config/rs6000/altivec.md (*mov<mode>_internal,
552 build_vector_mask_for_load): Likewise.
553 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
554 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
555 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
556 * config/rs6000/predicates.md (easy_fp_constant,
557 logical_operand): Likewise.
558 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
559 compute_save_world_info, rs6000_emit_prologue,
560 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
561 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
564 2005-05-03 Uros Bizjak <uros@kss-loka.si>
567 * convert.c (convert_to_integer): Convert ceil and floor in
570 2005-04-29 Geoffrey Keating <geoffk@apple.com>
573 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
574 define_insn_and_split. Split only when memory operand is
575 offsettable. Use adjust_address rather than plus_constant.
576 (floatunssidf2_internal): Likewise.
577 (fix_truncdfsi2_internal): Split only when memory operand is
578 offsettable. Use adjust_address rather than plus_constant.
579 (fix_trunctfsi2_internal): Likewise.
580 (floatsidf2_internal): Likewise.
582 2005-05-02 Diego Novillo <dnovillo@redhat.com>
584 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
585 (set_value_range_to_null): Likewise.
586 (set_value_range_to_varying): New function. Use it in all
587 call sites that used to call set_value_range (vr, VR_VARYING, ...).
588 (extract_range_from_assert): If the integral type has a
589 super-type, and LIMIT is not within MIN and MAX values of that
590 type, set the resulting range to VR_VARYING.
592 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
594 * config/mmix/mmix.opt: New file.
595 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
596 (mmix_cc1_ignored_option): Don't declare.
597 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
598 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
599 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
600 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
601 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
602 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
603 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
604 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
606 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
607 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
608 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
610 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
613 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
614 * c-decl.c (current_function_prototype_built_in,
615 current_function_prototype_arg_types): New.
616 (merge_decls): Keep source location of prototype followed by
617 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
618 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
619 (start_function): Always set current_function_prototype_locus,
620 current_function_prototype_built_in and
621 current_function_prototype_arg_types. Check for external
622 prototype whether or not visible for external function and set
623 current_function_prototype_arg_types accordingly.
624 (store_parm_decls_oldstyle): Use
625 current_function_prototype_arg_types for checking old-style
626 definition against prototype. Give warnings only if
627 current_function_prototype_built_in).
629 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
631 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
632 (ggc_alloc_zone_stat): Don't define.
633 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
634 ggc_alloc_zone_pass_stat.
635 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
636 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
637 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
639 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
641 * calls.c (expand_call): Handle current_function_pretend_args_size
642 when checking for sibcalls.
644 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
646 PR tree-optimization/21294
647 * tree-vrp.c (vrp_expr_computes_nonzero): New.
648 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
650 2005-05-02 Janis Johnson <janis187@us.ibm.com>
653 * gcov-io.h: Declare gcov external functions hidden.
655 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
657 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
658 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
659 Use VEC instead of VARRAY.
662 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
665 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
667 * c-common.c (resolve_overloaded_builtin): Forward to target
668 hook for BUILT_IN_MD built-ins.
669 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
670 for all types of built-in.
671 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
672 in the definition of the target hooks struct.
673 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
674 * config/rs6000/altivec.h: Rewritten.
675 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
676 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
677 rs6000_builtin_type, rs6000_builtin_type_compatible,
678 altivec_overloaded_builtins, rs6000_builtin_type,
679 rs6000_builtin_type_compatible): New.
680 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
682 (def_builtin): Turn into a function. Check for duplicates and store
683 the builtin into rs6000_builtin_decls.
684 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
685 bdesc_1arg): Add overloaded builtins.
686 (altivec_expand_builtin): Check for unresolved overloaded builtins,
687 do not support ALTIVEC_COMPILETIME_ERROR.
688 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
689 nodes to represent front-end types.
690 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
691 with opaque arguments and/or return values.
692 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
693 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
694 (rs6000_builtin_type_index): New.
695 (is_ev64_opaque_type): Rename to...
696 (rs6000_is_opaque_type): ... this.
697 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
700 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
702 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
705 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
706 Bernd Schmidt <bernd.schmidt@analog.com>
708 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
709 print_address_operand, print_operand, legitimize_pic_address,
710 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
711 output_pop_multiple): Use gcc_assert or gcc_unreachable as
713 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
715 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
717 * doc/passes.texi: Document vectorization pass.
719 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
721 * tree-scalar-evolution.c (get_exit_conditions_rec,
722 select_loops_exit_conditions,
723 number_of_iterations_for_all_loops,
724 analyze_scalar_evolution_for_all_loop_phi_nodes,
725 scev_analysis): Use VEC instead of VARRAY.
727 2005-05-02 Michael Matz <matz@suse.de>
730 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
731 (warn_strict_null_sentinel): Define.
732 (check_function_sentinel): Check for null_node as valid sentinel too.
733 * c-common.h (c_tree_index): Added CTI_NULL.
734 (null_node) Define global_tree[CTI_NULL].
735 (warn_strict_null_sentinel): Declare.
736 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
737 * c.opt: (Wstrict-null-sentinel): New C++ option.
738 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
740 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
742 * gimplify.c (gimplify_compound_lval): Use VEC instead of
745 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
747 * dwarf2out.c (decl_scope_table, push_decl_scope,
748 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
751 2005-05-01 Mark Mitchell <mark@codesourcery.com>
754 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
756 * doc/cpp.texi (__DEPRECATED): Document.
757 (__EXCEPTIONS): Likewise.
758 (__GXX_WEAK__): Likewise.
760 * function.c (INVOKE__main): Do not define.
761 (expand_main_function): Check HAS_INIT_SECTION when determining
762 whether or not to call __main.
764 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
766 * tree-ssa-loop-ivopts.c: Fix a comment typo.
768 2005-01-05 Paul Brook <paul@codesourcery.com>
770 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
771 (INITIALIZE_TRAMPOLINE): Use it.
772 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
773 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
774 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
776 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
778 * doc/install.texi (Specific): Omit dots in the @anchors names
779 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
780 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
782 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
784 PR tree-optimization/18316
785 PR tree-optimization/19126
786 * tree.c (build_int_cst_type): Avoid shift by size of type.
787 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
789 * tree-scalar-evolution.h (simple_iv): Declaration changed.
790 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
792 (dump_cand): Dump depends_on information.
793 (determine_biv_step): Add argument to simple_iv call.
794 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
795 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
797 (add_candidate_1): Record depends_on for candidates.
798 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
799 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
800 Handle ivs with nonconstant step.
801 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
802 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
803 (create_new_iv): Unshare the step before passing it to create_iv.
804 (free_loop_data): Free cand->depends_on.
805 (build_addr_strip_iref): New function.
806 (find_interesting_uses_address): Use build_addr_strip_iref.
807 (strip_offset_1): Split the recursive part from strip_offset.
808 Strip constant offset component_refs and array_refs.
809 (strip_offset): Split the recursive part to strip_offset_1.
810 (add_address_candidates): Removed.
811 (add_derived_ivs_candidates): Do not use add_address_candidates.
812 (add_iv_value_candidates): Add candidates with stripped constant
813 offset. Consider all candidates with initial value 0 important.
814 (struct affine_tree_combination): New.
815 (aff_combination_const, aff_combination_elt, aff_combination_scale,
816 aff_combination_add_elt, aff_combination_add,
817 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
818 fold_affine_sum): New functions.
819 (get_computation_at): Use fold_affine_sum.
820 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
821 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
824 2005-04-30 Michael Matz <matz@suse.de>
826 * config/i386/i386.md (movmemsi): Also active when
827 TARGET_INLINE_ALL_STRINGOPS.
829 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
832 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
834 2005-04-30 Paul Brook <paul@codesourcery.com>
836 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
838 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
839 * config/arm/ieee754-sf.S: Ditto.
840 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
841 (FUNC_ALIAS): Use .thumb_set for thumb routines.
843 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
845 * tree-ssanames.c: Fix a comment typo.
846 * doc/options.texi: Fix a typo.
848 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
850 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
851 gcc_unreachable as appropriate.
852 (split_adds_subs, cond_string, print_operand,
853 h8300_initial_elimination_offset, h8300_classify_operand,
854 h8300_unary_length, h8300_short_immediate_length,
855 h8300_bitfield_length, h8300_binary_length,
856 h8300_insn_length_from_table, compute_mov_length, output_plussi,
857 compute_plussi_length, compute_plussi_cc, output_logical_op,
858 compute_logical_op_length, compute_logical_op_cc,
859 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
860 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
861 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
862 h8300_regs_ok_for_stm): Likewise.
863 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
864 monitor_prologue): Likewise.
866 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
868 * loop-invariant.c (invariants, create_new_invariant,
869 get_inv_cost, best_gain_for_invariant,
870 find_invariants_to_move, move_invariants,
871 init_inv_motion_data, free_inv_motion_data): Use VEC instead
874 2005-04-29 Richard Henderson <rth@redhat.com>
876 * function.c (instantiate_decls): Remove valid_only argument.
877 (instantiate_decls_1, instantiate_decl): Likewise.
878 (instantiate_virtual_regs_1): Delete.
879 (instantiate_virtual_regs_lossage): Delete.
880 (instantiate_virtual_regs_in_rtx): New.
881 (safe_insn_predicate): New.
882 (instantiate_virtual_regs_in_insn): New.
883 (instantiate_virtual_regs): Update to match all that. Only run
884 instantiate_decls once.
886 2005-04-29 Richard Henderson <rth@redhat.com>
887 Daniel Jacobowitz <dan@codesourcery.com>
889 * gengtype.c (write_func_for_structure): Split out ...
890 (output_type_enum): ... new function. Fix thinko accessing
891 TYPE_PARAM_STRUCT data.
893 2005-04-29 Tom Tromey <tromey@redhat.com>
895 * tree.c (build_block): Removed unused 'tags' argument.
896 * tree.h (build_block): Removed argument.
898 2005-04-29 Michael Matz <matz@suse.de>
900 PR rtl-optimization/21144
901 * postreload.c (reload_cse_move2add): Check for VOIDmode.
903 2005-04-29 Bob Wilson <bob.wilson@acm.org>
905 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
908 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
910 PR tree-optimization/21030
911 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
912 ranges where VR->MAX is smaller than VR->MIN.
914 2005-04-29 Devang Patel <dpatel@apple.com>
916 PR tree-optimization/21272
917 PR tree-optimization/21266
918 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
920 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
922 * tree-flow-inline.h: Fix a comment typo.
923 * doc/tree-ssa.texi: Fix a typo.
925 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
927 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
929 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
930 gcc_unreachable as appropriate.
931 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
932 fr30_print_operand, fr30_move_double): Likewise.
933 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
935 2005-04-29 Mark Mitchell <mark@codesourcery.com>
937 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
938 definition has already been provided.
939 (ARM_EABI_DTORS_SECTION_OP): Likewise.
940 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
941 (ARM_EABI_DTORS_SECTION_OP): Likewise.
943 2005-04-29 Jim Tison <jtison@us.ibm.com>
945 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
946 trace hooks calls to improve performance.
948 2005-04-29 Julian Brown <julian@codesourcery.com>
949 Mark Mitchell <mark@codesourcery.com>
950 Paul Brook <paul@codesourcery.com>
952 * crtstuff.c: Handle targets that use .init_array.
953 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
954 that INVOKE__main is set correctly.
955 (expand_main_function): Test INVOKE__main.
956 * libgcc2.c: Do not define __main when using .init_array.
957 * config/arm/arm.c (arm_elf_asm_constructor): New function.
958 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
960 (DTORS_SECTION_ASM_OP): Likewise.
961 (CTOR_LIST_BEGIN): Define specially when in libgcc.
962 (CTOR_LIST_END): Likewise.
963 (DTOR_LIST_BEGIN): Likewise.
964 (DTOR_LIST_END): Likewise.
965 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
966 (FINI_SECTION_ASM_OP): Likewise.
967 (INIT_ARRAY_SECTION_ASM_OP): Define.
968 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
969 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
970 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
971 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
972 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
974 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
976 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
977 gcc_assert and gcc_unreachable as appropriate.
978 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
979 const_int_cost, output_move_const_into_data_reg,
980 output_move_qimode, output_move_double, find_addr_reg,
981 print_operand, print_operand_address): Likewise.
982 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
983 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
984 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
985 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
986 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
987 conditional_trap): Likewise.
988 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
990 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
992 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
993 gcc_unreachable as appropriate.
994 (gen_conditional_move, xtensa_split_operand_pair,
995 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
996 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
997 xtensa_copy_incoming_a7, xtensa_output_literal,
998 xtensa_output_literal, xtensa_output_literal): Likewise.
999 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1000 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1001 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1002 movsicc_internal1, movsfcc_internal0,
1003 movsfcc_internal1): Likewise.
1005 2005-04-28 James E Wilson <wilson@specifixinc.com>
1007 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1008 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1010 2005-04-28 DJ Delorie <dj@redhat.com>
1012 * opt-functions.awk (var_set): Emit proper initializer for
1013 non-target bitfields.
1015 2005-04-28 Devang Patel <dpatel@apple.com>
1017 * dbxout.c (have_used_extensions): Remove.
1018 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1019 have_used_extensions.
1021 2005-04-28 James E Wilson <wilson@specifixinc.com>
1023 * doc/install.texi: Update -enable-languages info. Correct path to
1026 2005-04-28 DJ Delorie <dj@redhat.com>
1028 * optc-gen.awk (END): Make sure no variable is defined more
1030 * opth-gen.awk (END): Allocate bits on a per-variable basis.
1031 Allow for bitfield variables other than target_flags.
1032 * doc/options.text (Mask): Document that you may specify a
1033 variable other than target_flags.
1035 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
1037 PR rtl-optimization/18877
1038 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1039 number in val.start.
1041 2005-04-28 David Edelsohn <edelsohn@gnu.org>
1044 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1046 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1047 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1048 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1050 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
1052 * arm.c (legitimize_pic_address): Fix sense of assertion test for
1053 creating pseudos when the base offset is too large.
1055 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1057 * global.c (earlyclobber_regclass): Change the type to
1059 (check_earlyclobber): Update uses of earlyclobber_regclass.
1060 (mark_reg_use_for_earlyclobber): Likewise.
1061 (calculate_local_reg_bb_info): Allocate and free
1062 earlyclobber_regclass using the VEC API.
1064 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
1066 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1069 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1071 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1074 * config.gcc: Obsolete c4x-* and tic4x-*.
1076 * tree.h (edge_def): Remove.
1078 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1079 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1080 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1081 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1084 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1085 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1086 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1087 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1088 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1089 machmode.def, mips-tfile.c, params.c, pretty-print.c,
1090 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1091 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1092 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1093 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1094 config/i386/cygming.h, config/i386/djgpp.h,
1095 config/i386/lynx.h, config/i386/netware.c,
1096 config/i386/winnt.c, config/ia64/ia64-c.c,
1097 config/iq2000/iq2000.c, config/m32r/little.h,
1098 config/m68k/m68k-protos.h, config/m68k/m68k.h,
1099 config/m68k/m68k.md, config/mcore/mcore.c,
1100 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1101 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1102 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1103 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1104 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1105 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1106 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1107 config/s390/2064.md, config/s390/2084.md,
1108 config/s390/s390-modes.def, config/s390/s390-protos.h,
1109 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1110 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1111 config/vax/vax.c, config/vax/vax.h,
1112 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1115 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1117 * c-typeck.c (build_compound_expr): Correct logic in last change.
1119 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1121 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1122 parameters. Replace conditional move code with assert checking for
1123 ar.lc. Delete obsolete comments.
1124 (set_src_needs_barrier): Delete cond parameter, and code using it.
1125 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1126 assert checking for PR_REGS. Fix calls to update_set_flags and
1127 set_src_needs_barrier.
1128 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1129 callers. Rewrite explanatory comment before the function.
1130 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1133 2005-04-27 Mike Stump <mrs@apple.com>
1135 * doc/cpp.texi: gcc now implements universal character names.
1137 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1140 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1141 being a compound expression whose right-hand side is cast to void.
1143 2005-04-27 Caroline Tice <ctice@apple.com>
1145 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1146 Remove targetm.have_named_sections test.
1147 (fix_edges_for_rarely_executed_code): Likewise.
1148 (insert_section_boundary_note): Likewise.
1149 (reorder_basic_blocks): Check partitioning flag before calling
1150 verify_hot_cold_block_grouping.
1151 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1152 the function struct rather than global variables.
1153 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1154 (COLD_END_LABEL): Likewise
1155 (cold_text_section_label): New static global variable.
1156 (cold_end_label): Likewise.
1157 (dwarf2out_switch_text_section): Get hot/cold section labels from
1158 the function struct rather than global variables; test to make sure
1160 (output_aranges): Use cold_text_section_label and cold_end_label;
1161 check partitioning flag before putting out delta.
1162 (output_ranges): Remove incorrect code attempting to use
1164 (output_line_info): Get cold section label from function struct; test
1165 to make sure cfun is defined.
1166 (add_location_or_const_value_attribute): Likewise.
1167 (dwarf2out_var_location): Likewise.
1168 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1169 write out cold_text_section_label if partition flag is set.
1170 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1171 * function.h (struct function): Add new fields to point to hot/cold
1172 section labels: hot_section_label, cold_section_label,
1173 hot_section_end_label and cold_section_end_label; also add new field
1174 for cold text section name, unlikely_text_section_name.
1175 * opts.c (decode_options): Turn off partitioning flag if
1176 !targetm.have_named_sections.
1177 * output.h (hot_section_label): Remove.
1178 (hot_section_end_label): Remove.
1179 (cold_section_end_label): Remove.
1180 (unlikely_section_label): Remove.
1181 (unlikely_text_section_name): Remove.
1182 * passes.c (rest_of_handle_final): Remove extra blank line.
1183 * varasm.c (unlikely_section_label): Remove.
1184 (hot_section_label): Remove.
1185 (hot_section_end_label): Remove.
1186 (cold_section_end_label): Remove.
1187 (unlikely_text_section_name): Remove.
1188 (initialize_cold_section_name): Modify to call
1189 targetm.strip_name_encoding; to store cold section name in current
1190 function struct, if it exists; and to only use the decl_section_name
1191 if flag_named_sections is true.
1192 (unlikely_text_section): Modify to get section name out of current
1193 function struct, if there is one; otherwise build it from
1194 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1195 (in_unlikely_text_section): Likewise.
1196 (named_section): Modify to get/put cold section name in current function
1197 struct, if there is one.
1198 (function_section): Change 'bool unlikely' to 'int reloc'; check
1199 targetm.have_named_sections before calling named_section.
1200 (current_function_section): Likewise.
1201 (assemble_start_function): Modify to get/put unlikely_text_section_name
1202 in current function struct; modify to get hot/cold section labels
1203 from function struct; initialize labels using
1204 ASM_GENERATE_INTERNAL_LABEL;
1205 test partitioning flag before writing out hot section label.
1206 (assemble_end_function): Test partitioning flag before writing out
1207 hot/cold section labels.
1208 (default_section_type_flags_1): Get cold text section name from
1209 function struct if there is one; Set flags correctly for
1210 cold text section if there is not a current function struct.
1212 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1214 * tree-ssa-propagate.c (set_rhs): Revert last change.
1216 2005-04-27 Steve Ellcey <sje@cup.hp.com>
1218 * explow.c (convert_memory_address): Add gcc_assert.
1220 2005-04-27 Mark Mitchell <mark@codesourcery.com>
1222 * configure.ac: Check for ld --sysroot support.
1223 * gcc.c: Document %R specifier for specs.
1224 (SYSROOT_SPEC): New macro.
1225 (sysroot_spec): New variable.
1226 (static_specs): Add sysroot_spec.
1227 (main): Pass the sysroot spec to the linker if appropriate.
1228 * configure: Regenerated.
1229 * config.in: Likewise.
1231 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1233 * fold-const.c (fold_binary): Use build_fold_addr_expr
1234 for address calculation and INDIRECT_REF handling.
1236 2005-04-27 Andrew Haley <aph@redhat.com>
1238 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
1240 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1242 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
1243 pointer when thumb backtracing is on.
1245 * config/fp-bit.c (abort): Revert change.
1247 2005-04-27 Ian Lance Taylor <ian@airs.com>
1249 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
1251 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1253 * tree-ssa-dce.c: Fix a comment typo.
1255 2005-04-27 David S. Miller <davem@davemloft.net>
1257 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
1258 Kill setjmpless_size. current_function_calls_setjmp is completely
1259 computed when we are called, so just use the optimized size value
1260 instead of using REG_SAVE_AREA notes.
1261 (optimize_save_area_alloca): Delete....
1262 * rtl.h (optimize_save_area_alloca): Likewise...
1263 * passes.c (rest_of_compilation): and don't call it any more.
1264 * reg-notes.def (SAVE_AREA): Delete.
1266 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1268 * config/fp-bit.c (abort): Add noreturn attribute.
1270 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
1271 gcc_unreachable as appropriate.
1272 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
1273 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
1274 ASM_OUTPUT_REG_POP): Likewise.
1276 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
1278 * tree-complex.c (expand_vector_operations_1): Do not build
1279 VIEW_CONVERT_EXPR's for the lhs.
1281 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1283 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
1284 unnecessary noncanonical RTL handling.
1285 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
1286 gcc_assert and gcc_unreachable.
1288 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
1289 gcc_unreachable as appropriate.
1290 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
1291 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
1292 use_return_insn, const_ok_for_op, arm_gen_constant,
1293 arm_canonicalize_comparison, legitimize_pic_address,
1294 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
1295 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
1296 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
1297 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
1298 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
1299 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
1300 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
1301 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
1302 output_call, output_mov_long_double_fpa_from_arm,
1303 output_mov_long_double_arm_from_fpa,
1304 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
1305 output_move_double, arithmetic_instr, shift_op, int_log2,
1306 output_return_instruction, arm_output_function_prologue,
1307 arm_output_epilogue, arm_output_function_epilogue,
1308 emit_multi_reg_push, arm_get_frame_offsets,
1309 arm_compute_initial_elimination_offset, arm_expand_prologue,
1310 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
1311 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
1312 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
1313 thumb_compute_initial_elimination_offset,
1314 thumb_output_function_prologue, thumb_load_double_from_address,
1315 thumb_output_move_mem_multiple, thumb_reload_out_hi,
1316 arm_emit_vector_const, arm_dbx_register_number): Likewise.
1317 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1318 * config/arm/arm.md (thumb_extendhisi2,
1319 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1320 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1321 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1322 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1323 * config/arm/cirrus.md (*cirrus_arm_movdi,
1324 *cirrus_movdf_hard_insn): Likewise.
1325 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1327 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1329 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1330 (num_ssa_names): Use VEC_length.
1331 (ssa_names): Use VEC_index.
1332 * tree-ssanames.c (ssa_names): Change the type to
1334 (init_ssanames, fini_ssa_names, make_ssanames,
1335 release_ssa_name): Update uses of ssa_names.
1337 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1338 Use fold_buildN instead of fold (buildN (...)).
1340 2005-04-27 Devang Patel <dpatel@apple.com>
1342 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1344 2005-04-27 Matt Thomas <matt@3am-software.com>
1345 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1347 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1348 (vax_output_mi_thunk): Ditto.
1349 (vax_notice_cc_update): Ditto.
1350 (INDEX_REGISTER_P): Add trailing \.
1351 (BASE_REGISTER_P): Add trailing \.
1352 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1354 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1356 * tree-ssa-propagate.c (set_rhs): Check operand of
1357 ADDR_EXPR for gimpliness, too.
1359 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1361 * tree-ssa-pre.c: Fix a comment typo.
1363 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1365 PR tree-optimization/21171
1366 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1367 record address uses if the reference is volatile.
1369 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1371 * tree-complex.c (expand_vector_operation): New, extracted from
1372 expand_vector_operations_1.
1373 (tree_vec_extract): Build a NOP_EXPR.
1374 (expand_vec_parallel): Do not care about returning the correct type.
1375 (expand_vector_operations_1): Call expand_vector_operation.
1376 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1378 * tree-complex.c (gate_expand_vector_operations): New.
1379 (pass_lower_vector_ssa): Use it.
1380 * tree-optimize.c (init_tree_optimization_passes): Include
1381 pass_lower_vector_ssa.
1382 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1383 (vectorizable_operation): Use it.
1384 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1385 integer modes for the vector type.
1387 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1388 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1389 Do not cope with UNITS_PER_SIMD_WORD == 0.
1390 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1391 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1392 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1393 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1394 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1395 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1396 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1398 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1399 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1400 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1402 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1403 (UNITS_PER_SIMD_WORD): New.
1405 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1407 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1408 gcc_unreachable as appropriate.
1409 (ia64_expand_load_address, ia64_expand_tls_address,
1410 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1411 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1412 next_scratch_gr_reg, ia64_initial_elimination_offset,
1413 ia64_expand_prologue, ia64_expand_epilogue,
1414 ia64_output_dwarf_dtprel, ia64_print_operand,
1415 ia64_register_move_cost, first_instruction, rws_access_regno,
1416 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1417 ia64_sched_init, ia64_variable_issue,
1418 ia64_first_cycle_multipass_dfs_lookahead_guard,
1419 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1420 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1421 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1422 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1423 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1424 * config/ia64/predicates.md (got_symbolic_operand,
1425 sdata_symbolic_operand): Likewise.
1426 * config/ia64/vect.md (vcondv2sf): Likewise.
1428 2005-04-27 Matt Thomas <matt@3am-software.com>
1430 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1431 CONSTANT_ADDRESS_P in config/vax/vax.h
1432 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1433 (INDEX_REGISTER_P): New.
1434 (BASE_REGISTER_P): New.
1435 (indirectable_constant_address_p): New. Adapted from
1436 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1437 (indirectable_address_p): New. Adapted from
1438 INDIRECTABLE_ADDRESS_P in vax.h.
1439 (nonindexed_address_p): New. Adapted from
1440 GO_IF_NONINDEXED_ADDRESS in vax.h.
1441 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1442 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1443 (legitimate_address_p): New. Adapted from
1444 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1445 (vax_mode_dependent_address_p): New. Adapted from
1446 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1447 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1448 legitimate_constant_address_p.
1449 (CONSTANT_P): Use legitimate_constant_p.
1450 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1451 (INDIRECTABLE_ADDRESS_P): Removed.
1452 (GO_IF_NONINDEXED_ADDRESS): Removed.
1453 (INDEX_TEMP_P): Removed.
1454 (GO_IF_REG_PLUS_INDEX): Removed.
1455 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1456 definitions, depending on whether REG_OK_STRICT is defined.
1457 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1458 Two definitions, depending on whether REG_OK_STRICT is defined.
1459 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1461 (legitimate_constant_p): Prototype added.
1462 (legitimate_address_p): Prototype added.
1463 (vax_mode_dependent_address_p): Prototype added.
1465 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1467 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1469 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1472 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1475 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1478 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1479 assertion failures, if __gcc_host_wide_int__ is not properly
1481 (init_dynamic_diag_info): Give errors, not assertion failures, if
1482 location_t, tree or __gcc_host_wide_int__ are not properly
1485 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1487 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1488 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1489 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1490 prepare_decl_rtl, free_loop_data,
1491 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1494 * tree.h (tree_phi_node): Add a comment about the order of PHI
1497 2005-04-26 Paul Brook <paul@codesourcery.com>
1499 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1501 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1503 * config/mips.mips.c (mips_legitimize_tls_address): Use
1506 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1507 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1508 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1510 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1513 2005-04-26 Jeff Law <law@redhat.com>
1515 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1516 (op_iter_init_must_and_may_def): Likewise.
1517 (unmodifiable_var_p): Move to a later point in the file.
1518 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1519 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1520 (dse_record_phis): Directly check for virtual operands rather than
1521 using need_imm_uses_for.
1522 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1523 store has multiple V_{MAY,MUST}_DEF operands.
1525 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1527 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1530 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1532 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1533 call to find_edge outside a loop to go through a PHI chain.
1535 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1537 PR tree-optimization/17598
1538 * fold-const.c (fold_binary): Fold comparisons of addresses
1539 of COMPONENT_REFs which reference the same field to
1540 comparisons of the addresses of the base objects.
1542 2005-04-26 Julian Brown <julian@codesourcery.com>
1544 * config/arm/arm.c (arm_return_in_msb): New function.
1545 (arm_must_pass_in_stack): New function.
1546 (TARGET_RETURN_IN_MSB): Define target hook.
1547 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1548 (arm_function_value): Pad small aggregate return.
1549 (arm_pad_arg_upward): New function.
1550 (arm_pad_reg_upward): New function.
1551 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1552 (FUNCTION_ARG_PADDING): Define macro.
1553 (BLOCK_REG_PADDING): Define macro.
1554 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1555 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1556 (arm_pad_reg_upward): Declare function.
1558 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1560 * basic-block.h (ei_cond): New.
1561 (FOR_EACH_EDGE): Call ei_cond.
1563 PR tree-optimization/21047
1564 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1565 (fold): Don't handle ASSERT_EXPR.
1567 2005-04-25 Roger Sayle <roger@eyesopen.com>
1569 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1570 all writes to any stack register as a read/write dependency on
1572 (sched_analyze_2): Likewise, for reads from any stack register.
1574 2005-04-25 Richard Henderson <rth@redhat.com>
1576 * final.c (output_addr_const): Revert 2005-04-09 change.
1578 2005-04-25 Mike Stump <mrs@apple.com>
1580 * config/darwin.c (darwin_encode_section_info): Always set
1581 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1583 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1585 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1586 gensupport.c, protoize.c, toplev.c: Replace calls to
1587 `unlock_stream' with `unlock_std_streams'.
1589 2005-04-25 Devang Patel <dpatel@apple.com>
1591 * dbxout.c (dbxout_type): Emit attribute vector.
1593 2005-04-05 Paul Brook <paul@codesourcery.com>
1595 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1596 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1597 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1598 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1599 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1600 (register_dtor_fn): Likewise.
1601 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1603 2005-04-25 Ian Lance Taylor <ian@airs.com>
1605 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1606 * c-common.h (EXPR_STMT_EXPR): Don't define.
1607 (c_common_stmt_codes): Don't define.
1608 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1609 * c-gimplify.c (gimplify_expr_stmt): Remove.
1610 (c_gimplify_expr): Remove EXPR_STMT case.
1611 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1612 to INIT_STATEMENT_CODES.
1613 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1615 2005-04-25 Jan Hubicka <jh@suse.cz>
1617 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1619 * except.c: Include diagnostic.h
1620 (dump_eh_tree, verify_eh_tree): New functions.
1621 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1622 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1623 (dump_function_to_file): dump eh tree.
1624 * tree-eh.c (mark_eh_edge): New function.
1625 (mark_eh_edge_found_error): New static variable.
1626 (verify_eh_edges): New function.
1628 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1630 * tree-ssa-alias.c (fieldoff_t): Remove.
1631 (fieldoff_s): typedef the structure itself. Create a vector of
1633 (push_fields_onto_fieldstack): Return count of fields pushed.
1634 Remove peeling of first field. Adjust.
1635 (fieldoff_compare): Adjust.
1636 (create_overlap_variables_for): Adjust.
1638 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1640 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1642 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1645 * doc/install.texi: Document correct assembler and linker to use
1646 on i?86-*-solaris2.10.
1648 2005-04-25 Steven Bosscher <stevenb@suse.de>
1650 Fix PR tree-optimization/21173
1652 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1653 Unshare expression we pass to force_gimple_operand.
1655 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1656 Stephen Clarke <stevec@superh.com>
1657 Roger Sayle <roger@eyesopen.com>
1659 PR rtl-optimization/20413
1660 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1661 VOIDmode for LABEL_REF.
1662 * final.c (shorten_branches): Likewise.
1663 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1664 * loop.c (reg_dead_after_loop): Likewise.
1665 * varasm.c (decode_addr_const): Likewise.
1666 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1668 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1670 * config.gcc (avr-*-*): Remove redundant "case".
1672 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1674 * tree-vect-analyze.c (vect_mark_relevant): Take
1675 VEC(tree,heap) instead of varray_type as an argument.
1676 (vect_mark_stmts_to_be_vectorized): Change the type of
1677 worklist to VEC(tree,heap). Adjust uses of worklist.
1679 2005-04-24 Devang Patel <dpatel@apple.com>
1681 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1683 2005-04-24 Ian Lance Taylor <ian@airs.com>
1685 * c-semantics.c (build_stmt): Remove test of specific tree codes
1686 for TREE_SIDE_EFFECTS handling.
1688 2005-04-24 Per Bothner <per@bothner.com>
1690 * c-opts.c (finish_options): Make the line-number of the <built-in>
1691 location 0, as assumed elsewhere, rather than 1.
1693 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1695 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1697 (tree_ssa_uncprop, uncprop_finalize_block,
1698 uncprop_initialize_block): Update uses of equiv_stack.
1700 2005-04-24 Richard Henderson <rth@redhat.com>
1703 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1704 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1706 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1707 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1708 <DIV, MOD>: Likewise.
1710 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1712 * collect2.c (main): Unlock the stdio streams.
1713 * gcc.c (main): Likewise.
1714 * gcov-dump.c (main): Likewise.
1715 * gcov.c (main): Likewise.
1716 * gen-protos.c (main): Likewise.
1717 * gensupport.c (init_md_reader_args_cb): Likewise.
1718 * protoize.c (main): Likewise.
1719 * toplev.c (general_init): Likewise.
1721 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1724 * cgraph.h (cgraph_local_info): Add vtable_method field.
1725 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1726 and node is vtable_method, finalized and not reachable, don't do
1729 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1731 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1733 * tree-ssa-pre.c (create_value_expr_from): Use
1734 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1735 * tree-ssa-propagate.c (stmt_makes_single_load,
1736 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1737 * tree-vect-transform.c (vect_is_simple_cond): Use
1739 * tree-vrp.c (extract_range_from_assert,
1740 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1743 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1744 of tpa_to_clear to VEC(int,heap). Update uses of
1745 tpa_to_clear. Free tpa_to_clear at the end.
1747 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1749 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1752 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1754 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1755 and gcc_unreachable as appropriate.
1756 (num_insns_constant, output_vec_const_move,
1757 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1758 rs6000_emit_set_const, rs6000_emit_move,
1759 spe_build_register_parallel, function_arg,
1760 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1761 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1762 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1763 rs6000_common_init_builtins, expand_block_clear,
1764 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1765 extract_ME, rs6000_get_some_local_dynamic_name,
1766 rs6000_output_function_entry, print_operand,
1767 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1768 output_cbranch, output_e500_flip_gt_bit,
1769 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1770 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1771 compute_save_world_info, rs6000_stack_info,
1772 rs6000_emit_load_toc_table, rs6000_frame_related,
1773 spe_synthesize_frame_save, rs6000_emit_epilogue,
1774 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1775 output_function_profiler, rs6000_trampoline_size,
1776 rs6000_initialize_trampoline, find_addr_reg,
1777 rs6000_machopic_legitimize_pic_address,
1778 rs6000_initial_elimination_offset,
1779 rs6000_dbx_register_number): Likewise.
1780 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1781 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1782 *movti_power, *movti_string, call, call_value, sibcall,
1783 sibcall_value): Likewise.
1784 * config/rs6000/spe.md (*movdf_e500_double,
1785 *movv2si_internal): Likewise.
1786 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1789 2005-04-24 Richard Henderson <rth@redhat.com>
1792 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1793 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1794 Deny modes smaller than 4 bytes.
1795 * config/i386/i386-protos.h: Update.
1797 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1799 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1800 Switch h8300-*-rtems* to ELF.
1802 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1804 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1806 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1808 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1810 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1813 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1815 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1817 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1818 definitions of ssa names in condition. Split recusive part to ...
1819 (tree_simplify_using_condition_1): New function.
1820 (expand_simple_operations): New function.
1822 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1824 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1825 (find_interesting_uses_cond): Do not use integer_zerop and
1826 integer_nonzerop to check for integer constants.
1827 (set_use_iv_cost): Record the value field.
1828 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1829 determine_use_iv_cost_outer): Set the value field of the cost pair.
1830 (may_eliminate_iv): Do not return the comparison code.
1831 (iv_elimination_compare): New function.
1832 (determine_use_iv_cost_condition): Set the value field. Record
1833 noneliminable invariants correctly.
1834 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1836 2005-04-23 DJ Delorie <dj@redhat.com>
1838 * diagnostic.c (warning): Accept parameter to classify warning option.
1839 (warning0): New, for when a pointer to an error() like function is needed.
1840 * errors.c (warning): Likewise.
1841 * errors.h (warning, warning0): Adjust prototypes.
1842 * toplev.h (warning, warning0): Likewise.
1844 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1845 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1846 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1847 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1848 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1849 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1850 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1851 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1853 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1854 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1855 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1856 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1857 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1858 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1859 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1860 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1861 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1862 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1863 config/rs6000/aix52.h, config/rs6000/darwin.h,
1864 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1865 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1866 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1867 config/stormy16/stormy16.c, config/v850/v850-c.c,
1868 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1871 2005-04-23 Richard Henderson <rth@redhat.com>
1874 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1875 performing some integral scalar simplifications.
1877 2005-04-23 Richard Henderson <rth@redhat.com>
1880 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1881 simplifying CONST_VECTOR.
1883 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1885 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1886 heap as an argument. Update uses of stack.
1887 (calculate_live_on_entry): Allocate stack on heap.
1889 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1890 partition_link and tpa_nodes on heap.
1892 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1893 (mark_stmt_necessary, propagate_necessity,
1894 mark_really_necessary_kill_operand_phis): Update uses of
1896 (tree_dce_init): Allocate worklist using VEC_alloc.
1897 (tree_dce_done): Free worklist using VEC_free.
1899 2005-04-23 Mike Stump <mrs@apple.com>
1901 * config/darwin.c (machopic_indirection_name): Don't use
1903 (darwin_emit_unwind_label): Use user_label_prefix instead of
1906 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1908 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1910 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1912 * config.gcc <cris-*>: Specify .opt files.
1913 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1914 config/cris/linux.opt: New files.
1915 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1916 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1917 (TARGET_ELF): Override to 0.
1918 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1919 -melinux-stacksize=N.
1920 * config/cris/cris.c: (cris_handle_option): New function.
1921 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1922 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1923 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1924 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1925 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1926 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1927 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1928 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1929 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1930 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1931 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1932 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1933 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1934 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1935 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1936 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1937 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1938 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1939 (TARGET_LINUX): Define 0.
1940 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1941 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1942 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1943 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1944 (TARGET_LINUX): Override to 1.
1945 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1947 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1949 * haifa-sched.c (schedule_block): Fix thinko in previous
1950 assertification patch.
1952 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1954 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1955 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1956 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1957 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1958 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1959 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1960 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1962 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1963 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1964 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1965 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1966 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1967 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1968 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1969 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1970 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1971 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1972 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1973 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1974 (SUBTARGET_OPTIONS): Delete.
1975 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1976 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1977 instead of a string.
1978 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1979 (pa_cpu_string, pa_unix_string): Delete.
1980 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1981 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1983 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1984 (pa_handle_option): New function.
1985 (override_options): Remove handling of -march=, -mfixed-range=,
1986 -mschedule= and -munix=.
1987 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1988 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1989 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1990 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1991 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1992 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1993 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1995 * config/pa/pa.opt: New file.
1996 * config/pa/pa-hpux.opt: New file.
1997 * config/pa/pa-hpux1010.opt: New file.
1998 * config/pa/pa-hpux1111.opt: New file.
1999 * config/pa/pa64-hpux.opt: New file.
2001 2005-04-22 David S. Miller <davem@davemloft.net>
2003 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2004 integer when it's mode is VOIDmode not DImode.
2006 2005-04-22 Geoffrey Keating <geoffk@apple.com>
2008 * config/rs6000/rs6000.md (sync_add<mode>_internal,
2009 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2010 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2011 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2012 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2013 "bne- $-xxx" rather than local labels.
2014 (sync_lock_release<mode>): Add second operand.
2015 (lwsync): Use .long rather than a more meaningful opcode.
2016 * doc/md.texi (Standard Names): Add description of second
2017 parameter to sync_lock_test_and_set.
2019 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2021 PR tree-optimization/21088
2022 * fold-const.c (fold_unary, fold_binary, fold_ternary):
2024 * tree-vrp.c (compare_values): Use fold_binary to compare
2025 pointers. Use boolean_type_node as the type of a comparison
2026 expression being folded.
2027 * tree.h: Add prototypes for fold_unary, fold_binary,
2030 * tree-ssa-dom.c: Fix formatting.
2032 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2034 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2035 * lambda-code.c (perfect_nestify): Mark virtual operands in
2036 the moved statement for renaming.
2037 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2038 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2039 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2040 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2041 * tree-flow.h (struct var_ann_d): Update comments.
2042 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2043 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2044 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2045 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2046 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2047 debug_names_replaced_by): Remove declarations.
2048 (delete_update_ssa, get_current_def, set_current_def): Declare.
2049 (rewrite_into_loop_closed_ssa): Add new argument. Update
2051 * tree-into-ssa.c: Include params.h.
2052 (old_virtual_ssa_names): Remove. Update all users.
2053 (need_to_replace_names_p): Remove. Update all users.
2054 (struct update_ssa_stats_d): Declare.
2055 (update_ssa_stats): New local.
2056 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2057 dump_tree_ssa_stats, debug_tree_ssa_stats,
2058 dump_update_ssa, debug_update_ssa,
2059 dump_names_replaced_by, debug_names_replaced_by): Declare.
2060 (get_current_def, set current_def): Make extern.
2061 (is_old_name, is_new_name): Protect against references
2062 past the end of the sets.
2063 (add_new_name_mapping): Assert that OLD and NEW are
2064 different SSA names for the same symbol.
2065 When adding a virtual mapping, update stats for virtual
2067 (insert_phi_nodes_for): If UPDATE_P is true, create the
2068 LHS of the new PHI by duplicating SSA name VAR.
2069 (insert_phi_nodes_1): Remove. Update all users.
2070 (insert_phi_nodes): Remove second argument. Update all
2072 (maybe_replace_use, maybe_replace_def): New.
2073 (rewrite_update_stmt): Call them.
2074 (mark_def_interesting): Remove calls to is_gimple_reg.
2075 (prepare_phi_args_for_update): Remove. Update all users.
2076 (prepare_block_for_update): Only process virtual operands
2077 and GIMPLE registers in normal form.
2078 (prepare_use_sites_for): New.
2079 (prepare_names_to_update): Rename from prepare_def_sites.
2080 Call prepare_use_sites_for.
2081 (dump_update_ssa): Rename from dump_repl_tbl.
2083 Show statistics for virtual mapping heuristic.
2084 (debug_update_ssa): Rename from debug_debug_repl_tbl.
2085 (init_update_ssa): Initialize UPDATE_SSA_STATS.
2086 (delete_update_ssa): Make extern.
2087 (mark_set_for_renaming): If the set is empty, do nothing.
2088 (release_ssa_name_after_update_ssa): Update comment.
2089 (insert_updated_phi_nodes_for): Do not remove existing
2090 PHI nodes for symbols.
2091 (switch_virtuals_to_full_rewrite_p): New.
2092 (switch_virtuals_to_full_rewrite): New.
2093 (update_ssa): Call them.
2094 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2095 for every statement before updating.
2096 If all the names in NEW_SSA_NAMES have been marked for
2097 removal, do nothing.
2098 Only start at the top of the CFG if there are symbols in
2100 (ssa_rewrite_finalize_block): Remove.
2101 (ssa_register_new_def): Remove.
2102 (ssa_rewrite_stmt): Remove.
2103 (ssa_rewrite_phi_arguments): Remove.
2104 (ssa_rewrite_initialize_block): Remove.
2105 (ssa_mark_def_sites): Remove.
2106 (ssa_mark_def_sites_initialize_block): Remove.
2107 (ssa_mark_phi_uses): Remove.
2108 (rewrite_ssa_into_ssa): Remove.
2109 * tree-phinodes.c (find_phi_node_for): Remove.
2110 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2112 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2113 Remove calls to verify_dominators and
2114 verify_loop_structure.
2115 (tree_unswitch_single_loop): Call update_ssa.
2116 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2119 (delete_tree_ssa): Assert that need_ssa_update_p returns
2121 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2122 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2123 free_new_names): Remove. Update all users.
2124 (rename_use_op): Call get_current_def.
2125 (rename_variables_in_bb): Do not handle any real or
2127 (slpeel_update_phis_for_duplicate_loop): Call
2128 get_current_def and set_current_def instead of using
2130 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2131 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2132 ssa_names_to_replace and delete_update_ssa.
2133 * doc/invoke.texi: Document --param min-virtual-mappings
2134 and --param virtual-mappings-ratio.
2136 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2138 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2139 for newly created PHI nodes.
2140 Call create_new_def_for for every new V_MAY_DEF and
2141 V_MUST_DEF on the copied statement.
2142 (struct ssa_name_map_entry): Remove.
2143 (ssa_name_map_entry_hash): Remove.
2144 (ssa_name_map_entry_eq): Remove.
2145 (allocate_ssa_names): Remove.
2146 (rewrite_to_new_ssa_names_def): Remove.
2147 (rewrite_to_new_ssa_names_use): Remove.
2148 (rewrite_to_new_ssa_names_bb): Remove.
2149 (rewrite_to_new_ssa_names): Remove.
2150 (tree_duplicate_sese_region): Remove variables ver,
2151 definitions, phi, ssa_name_map and bi.
2152 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2154 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2155 update_ssa instead of rewrite_ssa_into_ssa.
2156 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2158 (find_uses_to_rename_use): Add argument 'need_phis'.
2159 (find_uses_to_rename_stmt): Do not scan virtual operands.
2160 (find_uses_to_rename): Only scan PHI nodes for
2162 (rewrite_into_loop_closed_ssa): Call update_ssa.
2163 (check_loop_closed_ssa_use): Ignore virtual operands.
2164 (check_loop_closed_ssa_stmt): Likewise.
2165 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2167 (rename_variables, set_phi_def_stmts): Remove.
2168 (tree_duplicate_loop_to_header_edge): Reformat comment.
2169 Remove variables BB, I and DEFINITIONS.
2170 Call need_ssa_update_p.
2172 (lv_adjust_loop_header_phi): Reformat comment.
2173 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2174 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2175 mark_for_rewrite, unmark_all_for_rewrite,
2176 marked_ssa_names): Remove. Update all users.
2177 (release_ssa_name): If VAR has been registered for SSA
2178 updating, do nothing.
2179 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2180 (build_assert_expr_for): Call register_new_name_mapping.
2181 (insert_range_assertions): Update call to update_ssa.
2182 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2183 marked_for_rewrite_p, any_marked_for_rewrite_p,
2184 marked_ssa_names): Remove.
2186 2005-04-22 Jeff Law <law@redhat.com>
2188 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2189 (restore_currdefs_to_original_value): Likewise.
2190 (register_definitions_for_stmt): Likewise.
2191 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2192 for each variable. Do not allocate/free block_defs_stack either.
2193 Do not iterate if we just thread jumps. Only iterate if the
2194 tree_cleanup_cfg does useful work (temporary).
2195 (dom_opt_initialize_block): No longer push a marker on
2197 (dom_opt_finalize_block): Removal call to restore currdefs.
2198 Relax restrictions for recording edge equivalences.
2199 (record_equivalences_from_phis): No longer need to track
2201 (optimize_stmt): Similarly.
2202 (thread_across_edge): Simplify by removing the requirement that
2203 statements in the block we are threading through must be nops.
2204 (initialize_hash_element): Handle GOTO_EXPR.
2206 2005-04-22 David S. Miller <davem@davemloft.net>
2208 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2210 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
2211 fix check on CONST_DOUBLE mode. It should be VOIDmode
2212 when it is representing an integer.
2214 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2216 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
2217 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
2218 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
2219 find_char_info_specifier_index,
2220 find_length_info_modifier_index): Likewise.
2221 * c-typeck.c (composite_type, pop_init_level): Likewise.
2222 * combine.c (cant_combine_insn_p, try_combine): Likewise.
2223 * cse.c (cse_insn): Likewise
2224 * dominance.c (calc_dfs_tree): Likewise
2225 dwarf2out.c (loc_descriptor_from_tree_1,
2226 add_abstract_origin_attribute, force_decl_die,
2227 force_type_die): Likewise
2228 emit-rtl.c (operand_subword_force): Likewise
2229 explow.c (hard_function_value): Likewise
2230 expmed.c (store_bit_field, expand_divmod,
2231 emit_store_flag_force): Likewise
2232 expr.c (emit_move_multi_word, store_expr,
2233 expand_expr_real_1): Likewise
2234 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
2235 output_operand): Likewise
2236 flow.c (recompute_reg_usage): Likewise
2237 * function.c (assign_stack_temp_for_type, assign_temp,
2238 handle_epilogue_set): Likewise
2239 * genextract.c (main): Likewise
2240 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
2241 gimplify_modify_expr_rhs, gimplify_expr): Likewise
2242 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
2243 ready_remove, rm_line_notes, rm_other_notes,
2244 schedule_block): Likewise
2245 mips-tfile.c (copy_object, out_of_bounds): Likewise
2247 2005-04-22 David Edelsohn <edelsohn@gnu.org>
2250 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
2251 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
2252 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
2253 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
2255 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
2257 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2259 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
2260 (gcc_tree_to_linear_expression): Convert to heap allocated
2262 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2263 lbv_to_gcc_expression, lle_to_gcc_expression,
2264 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2265 perfect_nestify): Likewise.
2266 lambda.h (gcc_loopnest_to_lambda_loopnest,
2267 lambda_loopnest_to_gcc_loopnest): Likewise.
2268 tree-loop-linear.c (linear_transform_loops): Likewise.
2270 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2272 * config/sparc/predicates.md (arith_double_operand): Use
2273 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
2274 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
2275 (DImode, DFmode constant splitters): Likewise. Remove code for
2276 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
2277 (logical constant splitters): Use const_int_operand predicate.
2278 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
2279 HOST_BITS_PER_WIDE_INT < 64.
2281 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2283 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
2284 gcc_unreachable as appropriate.
2285 (force_mode, emit_move_sequence, singlemove_string,
2286 output_move_double, output_fp_move_double, find_addr_reg,
2287 output_block_move, output_block_clear, output_and,
2288 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
2289 pa_adjust_cost, pa_issue_rate, print_operand,
2290 output_global_address, output_arg_descriptor, output_cbranch,
2291 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
2292 output_call): Likewise.
2293 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
2294 prefetch, prefetch_cc, prefetch_nocc): Likewise.
2296 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
2298 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
2299 _gcov_pow2_profiler and _gcov_one_value_profiler.
2300 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
2301 (GTFILES): Add $(srcdir)/tree-profile.c.
2302 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
2303 __gcov_one_value_profiler): Declare.
2304 * gimplify.c (force_gimple_operand): Check whether the statements
2305 should be produced in ssa form.
2306 (force_gimple_operand_bsi): New function.
2307 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
2308 __gcov_one_value_profiler): New functions.
2309 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
2310 the profiled value is a power of two or not.
2311 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
2312 * tree-flow.h (in_ssa_p): Declare.
2313 (force_gimple_operand_bsi): Declare.
2314 * tree-into-ssa.c (in_ssa_p): New variable.
2315 (rewrite_into_ssa): Set in_ssa_p.
2316 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
2317 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2318 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2319 tree_one_value_profiler_fn): New variables.
2320 (tree_init_edge_profiler): Initialize the profiler function decls.
2321 (tree_gen_edge_profiler): Use global gcov_type_node.
2322 (prepare_instrumented_value): New function.
2323 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2324 tree_gen_one_value_profiler): Call the library functions instead of
2325 creating instrumentation code.
2326 * tree.c (build_fn_decl): New function.
2327 * tree.h (build_fn_decl): Declare.
2328 * value-prof.c (rtl_divmod_values_to_profile,
2329 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2330 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2331 Do not handle may_be_other and precise values of exponents at pow2
2333 (tree_mod_subtract_transform): Reflect that value field of
2334 histogram has changed meaning.
2335 (tree_divmod_values_to_profile): Record the values correctly.
2336 (tree_values_to_profile): Update comment.
2337 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2339 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2341 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2344 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2346 * config/i386/i386.md (length_immediate): Use gcc_assert or
2347 gcc_unreachable, as appropriate.
2348 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2349 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2350 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2351 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2352 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2353 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2354 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2355 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2356 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2357 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2358 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2359 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2360 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2361 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2362 *prefetch_sse_rex): Likewise.
2363 * config/i386/predicates.md (x86_64_immediate_operand,
2364 x86_64_zext_immediate_operand, symbolic_operand,
2365 no_seg_address_operand, aligned_operand,
2366 memory_displacement_operand): Likewise.
2367 * config/i386/sse.md (*mov<mode>_internal,
2368 *movv2df_internal): Likewise.
2370 2005-04-22 Jan Hubicka <jh@suse.cz>
2372 * Makefile.in (ipa.o, ipa-inline.o): New files.
2373 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2374 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2375 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2376 * cgraphunit.c (cgraph_default_inline_p,
2377 cgraph_decide_inlining_incrementally, ncalls_inlined,
2378 nfunctions_inlined, initial_insns, overall_insns,
2379 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2380 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2381 cgraph_mark_inline, cgraph_check_inline_limits,
2382 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2383 update_callee_keys, lookup_recursive_calls,
2384 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2385 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2386 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2387 pass_ipa_inline): Move to ipa-inline.c
2388 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2390 * ipa-inline.c: New file.
2392 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2394 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2395 is turned off by default on Solaris.
2397 2005-04-21 Roger Sayle <roger@eyesopen.com>
2399 * c-common.h (objc_build_method_signature): Update prototype.
2400 * stub-objc.c (objc_build_method_signature): Update the stub
2401 implementation to accept and ignore additional parameter.
2402 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2403 the value of ellipsis to objc_build_method_signature instead
2404 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2406 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2408 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2409 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2410 gen_rtx_* not gen_rtx_fmt_*.
2411 (rs6000_emit_vector_select): Likewise.
2412 (rs6000_emit_sync): New.
2413 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2414 (larx, stcx, cmp): New mode substitutions.
2415 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2416 UNSPEC_ISYNC): New constants.
2417 (rlwinm): Give name.
2418 (memory_barrier, isync, lwsync): New insns.
2419 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2420 (sync_lock_release<mode>): New expander.
2421 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2422 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2423 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2424 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2425 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2426 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2427 (sync_add<mode>_internal, sync_addshort_internal,
2428 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2429 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2430 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2432 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2433 is the memory before, not after, the operation. Clarify
2434 barrier requirements.
2436 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2438 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2439 * lambda.h (lambda_vector_min_nz): Likewise.
2440 * langhooks.h (struct lang_hooks_for_types,
2441 struct lang_hooks): Likewise.
2442 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2445 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2447 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2448 comments to avoid 'abort'. Use gcc_assert as necessary.
2449 * opts.c (common_handle_option): Likewise.
2450 * pretty-print.c (pp_base_format_text): Likewise.
2451 * print-rtl.c (print_rtx): Likewise.
2452 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2453 * regmove.c (try_auto_increment): Likewise.
2454 * reload.c (find_valid_class, find_reloads_toplev,
2455 find_equiv_reg): Likewise.
2456 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2457 merge_assigned_reloads): Likewise.
2458 * tree-inline.c (inline_forbidden_p_1,
2459 estimate_num_insns_1): Likewise.
2460 * tree-optimize.c (execute_todo): Likewise.
2461 * tree-outof-ssa.c (eliminate_phi): Likewise.
2462 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2463 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2464 * tree-ssa-operands.c (parse_ssa_operands,
2465 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2466 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2467 * tree-ssanames.c (release_ssa_name): Likewise.
2468 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2469 walk_tree): Likewise.
2471 * tree-ssa-operands.c (verify_abort): Fold into ..
2472 (verify_imm_links): ... here.
2474 2005-04-21 Richard Henderson <rth@redhat.com>
2476 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2477 on non-memory operand for previous inversion.
2479 2005-04-21 Devang Patel <dpatel@apple.com>
2481 PR optimization/20994
2482 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2483 x = !(a == b) : p , q;.
2484 (pass_if_conversion): Verify stmts and flow.
2486 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2488 * optabs.c (gen_conditional_trap): Restore #define.
2490 * alias.c (true_dependence): Remove 'abort' from comments. Use
2491 gcc_assert and gcc_unreachable as appropriate.
2492 (canon_true_dependence): Likewise.
2493 * bb-reorder.c (connect_traces): Likewise.
2494 * c-common.c (c_add_case_label): Likewise.
2495 * c-decl.c (finish_function): Likewise.
2496 * caller-save.c (insert_restore, insert_save): Likewise.
2497 * cfg.c (update_bb_profile_for_threading): Likewise.
2498 * cfganal.c (flow_active_insn_p): Likewise.
2499 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2500 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2501 cfg_layout_merge_blocks): Likewise.
2502 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2503 find_if_block): Likewise.
2504 * integrate.c (allocate_initial_values): Likewise.
2505 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2506 swap_condition, unsigned_condition, signed_condition,
2507 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2508 reg_or_subregno): Likewise.
2509 * lambda-code.c (lambda_compute_auxillary_space,
2510 lambda_transform_legal_p): Likewise.
2511 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2512 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2513 lhd_incomplete_type_error, lhd_expand_expr,
2514 lhd_types_compatible_p, lhd_tree_size): Likewise.
2515 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2516 * local-alloc.c (update_equiv_regs): Likewise.
2517 * loop-unroll.c (peel_loop_completely
2518 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2519 peel_loop_simple, unroll_loop_stupid,
2520 analyze_iv_to_split_insn): Likewise.
2521 * loop.c (gen_prefetch, find_and_verify_loops,
2522 basic_induction_var): Likewise.
2523 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2524 * value-prof.c (tree_find_values_to_profile): Likewise.
2525 * varasm.c (named_section, default_assemble_integer,
2526 decode_addr_const): Likewise.
2528 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2529 Fariborz Jahanian <fjahanian@apple.com>
2531 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2532 portion of argument passed in fpr.
2533 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2534 decide on partial argument save on stack.
2536 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2538 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2541 2005-04-21 Jan Hubicka <jh@suse.cz>
2543 * cgraphunit.c: Include tree-pass.h
2544 (cgraph_decide_recursive_inlining,
2545 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2546 cgraph_decide_inlining): Dump goes to dump_file.
2547 (cgraph_optimize): Call ipa passes instead of inliner.
2548 (cgraph_gate_inlining, pass_ipa_inline): New.
2549 * tree-optimize.c (all_ipa_passes): New static variable.
2550 (register_one_dump_file): Dead with IPA passes.
2551 (register_dump_files): Likewise.
2552 (init_tree_optimization_passes): Initialize IPA passes.
2553 (execute_todo): Do cgraph dump when asked to, do not dump function body
2555 * tree-pass.h (TODO_dump_cgraph): New macro.
2556 (ipa_passes): Declare.
2557 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2559 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2561 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2562 gcc_assert instead of abort.
2563 (classify_argument, examine_argument, construct_container,
2564 contains_128bit_aligned_vector_p, ix86_check_movabs,
2565 standard_80387_constant_opcode, standard_80387_constant_rtx,
2566 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2567 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2568 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2569 legitimize_tls_address, output_pic_addr_const,
2570 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2571 get_some_local_dynamic_name, print_operand, print_operand_address,
2572 output_387_binary_op, emit_i387_cw_initialization,
2573 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2574 ix86_expand_clear, ix86_expand_binary_operator,
2575 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2576 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2577 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2578 ix86_expand_branch, ix86_expand_setcc,
2579 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2580 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2581 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2582 memory_address_length, ix86_attr_length_immediate_default,
2583 ix86_attr_length_address_default, ix86_agi_dependant,
2584 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2585 ix86_expand_binop_builtin, ix86_force_to_memory,
2586 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2587 x86_emit_floatuns): Likewise.
2588 * config/i386/netware.c (gen_regparm_prefix,
2589 i386_nlm_strip_name_encoding): Likewise.
2590 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2592 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2594 * optabs.c (gen_condiational_trap): Remove #define.
2595 (add_equal_note): Assertify. Remove explicit indirection from
2596 call via function pointer.
2597 (expand_ternary_op, expand_simple_binop, expand_binop,
2598 expand_twoval_unop, expand_twoval_binop,
2599 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2600 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2601 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2602 prepare_float_lib_cmp, emit_conditional_move,
2603 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2604 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2605 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2606 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2608 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2610 * vec.h: Update API to separate allocation mechanism from type.
2611 (VEC_safe_grow): New.
2612 * vec.c (calculate_allocation): New.
2613 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2614 (vec_gc_free, vec_heap_free): Remove.
2615 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2617 (mangle_macro_name): New.
2618 (struct macro_def): New.
2619 (struct macro): Add multiple argument values.
2620 (macro_expans_end): New.
2621 (push_macro_expansion): Chain on new macro. Process multiple
2622 args, create follow on expansion. Return follow on argument.
2623 (macro_input): Deal with multiple arguments.
2625 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2626 (struct tree_binfo): Adjust.
2627 * basic-block.h: Define VEC(edge,gc).
2628 (struct edge_def): Adjust.
2629 (struct basic_block_def, struct edge_iterator): Likewise.
2630 (ei_container, ei_start_1, ei_last_1): Likewise.
2631 * cfg.c (connect_src, connect_dest): Likewise.
2632 * cfgrtl.c (force_nonfallthru_and_redirect)
2633 * dbxout.c (dbxout_type)
2634 * dwarf2out.c (gen_member_die)
2635 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2636 (gcc_tree_to_linear_expression): Adjust.
2637 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2638 lbv_to_gcc_expression, lle_to_gcc_expression,
2639 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2640 perfect_nestify): Likewise.
2641 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2642 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2643 * profile.c (instrument_values): Adjust.
2644 * tree-cfg.c (modified_noreturn_calls): Adjust.
2645 (remove_fallthru_edge): Likewise.
2646 * tree-dump.c (dequeue_and_dump): Adjust.
2647 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2648 * tree-flow.h (modified_noreturn_calls): Adjust.
2649 (tree_on_heap): Remove. (yay!)
2650 (register_new_def): Adjust.
2651 * tree-into-ssa.c: Define VEC(int,heap).
2652 (block_defs_stack): Adjust.
2653 (find_idf, insert_phi_nodes, register_new_def,
2654 rewrite_initialize_block, rewrite_finalize_block,
2655 register_new_update_single, rewrite_update_init_block,
2656 rewrite_update_fini_block, rewrite_blocks,
2657 ssa_rewrite_finalize_block, ssa_register_new_def,
2658 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2659 * tree-loop-linear.c (linear_transform_loops): Adjust.
2660 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2661 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2662 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2663 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2664 vrp_variables_stack): Adjust declarations.
2665 (tree_ssa_dominator_optimize): Adjust.
2666 (dom_opt_initialize_block, remove_local_expressions_from_table,
2667 restore_nonzero_vars_to_original_value,
2668 restore_vars_to_original_value,
2669 restore_currdefs_to_original_value, dom_opt_finalize_block,
2670 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2671 optimize_stmt, update_rhs_and_lookup_avail_expr,
2672 lookup_avail_expr, record_range): Likewise.
2673 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2674 (compute_antic_aux): Adjust.
2675 (inserted_exprs, create_expression_by_pieces,
2676 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2677 remove_dead_inserted_code, fini_pre): Likewise.
2678 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2679 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2680 ssa_prop_init): Likewise.
2681 * tree-ssa.c: Define VEC(bitmap,heap).
2682 (verify_name_tags): Adjust.
2683 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2684 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2685 tree_divmod_values_to_profile, tree_find_values_to_profile,
2686 value_profile_transformations): Likewise.
2687 * value-prof.h: Define VEC(histogram_value,heap).
2688 * varasm.c: Remove alias_pair pointer typedef, define
2690 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2692 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2693 not a pointer to it. Create an object vector.
2694 (extern_symbols): Turn into an object vector.
2695 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2697 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2700 * Makefile.in (tree-chrec.o): Depend on params.h.
2701 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2703 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2704 and fold build with fold_buildN.
2705 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2706 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2707 (tree_contains_chrecs): Compute an estimation of the size of the
2709 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2710 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2711 * tree-scalar-evolution.c (simple_iv): Ditto.
2712 * doc/invoke.texi (scev-max-expr-size): Documented.
2714 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2716 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2717 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2718 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2719 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2720 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2721 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2722 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2723 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2724 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2725 (darwin_fix_and_continue_switch): Delete.
2726 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2727 (SUBTARGET_SWITCHES): Delete.
2728 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2729 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2730 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2731 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2732 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2733 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2734 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2735 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2736 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2737 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2738 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2739 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2740 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2741 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2742 (TARGET_64BIT): Undef before redefining.
2743 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2744 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2745 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2746 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2747 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2748 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2749 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2750 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2751 (ix86_debug_arg_string, ix86_debug_addr_string)
2752 (ix86_align_loops_string, ix86_align_jumps_string)
2753 (ix86_align_funcs_string): Delete.
2754 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2755 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2756 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2757 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2758 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2759 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2760 (SUBTARGET_SWITCHES): Delete.
2761 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2762 (ix86_debug_addr_string): Delete.
2763 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2764 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2765 (ix86_align_loops_string, ix86_align_jumps_string)
2766 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2767 (ix86_align_funcs_string): Make static.
2768 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2769 (ix86_handle_option): New function.
2770 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2771 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2772 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2773 of darwin_fix_and_continue_switch.
2774 (darwin_one_byte_bool): Delete.
2775 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2776 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2777 to darwin_one_byte_bool.
2778 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2779 * config/i386/djgpp.opt, config/i386/i386.opt,
2780 * config/i386/sco5.opt: New files.
2782 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2784 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2785 fp_zero_operand, fp_register_operand, intreg_operand,
2786 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2787 call_operand, call_operand_address, tgd_symbolic_operand,
2788 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2789 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2790 sp64_medium_pic_operand, data_segment_operand,
2791 text_segment_operand, splittable_symbolic_memory_operand,
2792 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2793 eq_or_neq, normal_comp_operator, noov_compare_op,
2794 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2795 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2796 const64_operand, const64_high_operand, arith11_operand,
2797 arith10_operand, arith_double_operand, arith_double_4096_operand,
2798 arith_double_add_operand, arith11_double_operand,
2799 arith10_double_operand, small_int, small_int_or_double,
2800 uns_small_int, uns_arith_operand, clobbered_register,
2801 input_operand, compare_operand): Delete.
2802 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2803 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2804 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2805 (GEN_HIGHINT64, GEN_INT64): Delete.
2806 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2807 gen_safe_XOR64): Adjust for above deletion.
2808 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2809 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2810 (legitimate_constant_p): Use const_zero_operand instead.
2811 (sparc_extra_constraint_check): Likewise.
2812 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2813 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2814 (PREDICATE_CODES): Delete.
2815 * config/sparc/sparc.md: Include predicates.md.
2816 (All patterns): Adjust for new predicate names.
2817 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2818 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2819 (movdi): Use general_operand predicate.
2820 (movdi_sp64_dbl): Delete.
2821 (movdi_const64_special): Add 'N' constraint.
2822 (movdicc): Use arith10_operand predicate.
2823 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2824 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2825 (movdi_cc_reg_sp64_trunc): Delete.
2826 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2827 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2828 (subdi3_sp32): Delete.
2829 (subdi3_insn_sp32): Change to define_insn_and_split.
2830 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2831 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2832 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2833 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2834 small_int_operand predicate.
2835 (divdi3, udivdi3): Use arith_operand predicate.
2836 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2837 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2838 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2839 (xordi3_sp64_dbl): Delete.
2840 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2841 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2842 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2843 cmp_ccx_set_not): Use arith_operand predicate.
2844 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2845 * config/sparc/predicates.md: New file.
2847 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2849 PR tree-optimization/14846
2850 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2852 (fold_single_bit_test): ... here.
2853 (fold_binary): Call fold_single_bit_test_into_sign_test
2854 instead of fold_single_bit_test.
2856 2005-04-20 James E Wilson <wilson@specifixinc.com>
2859 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2860 is another declaration.
2862 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2864 * config/cris/predicates.md: New file.
2865 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2866 (cris_movem_load_rest_p): Declare.
2867 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2868 (cris_movem_load_rest_p): Ditto. Globalize.
2869 (cris_bdap_operand, cris_bdap_biap_operand,
2870 cris_orthogonal_operator, cris_commutative_orth_op,
2871 cris_operand_extend_operator,
2872 cris_additive_operand_extend_operator, cris_extend_operator,
2873 cris_plus_or_bound_operator, cris_mem_op,
2874 cris_general_operand_or_symbol,
2875 cris_general_operand_or_gotless_symbol,
2876 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2877 cris_load_multiple_op): Remove predicate functions.
2878 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2879 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2880 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2881 * config/cris/cris.md: Include predicates.md.
2882 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2884 2005-04-20 Ian Lance Taylor <ian@airs.com>
2886 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2887 * c-common.h (STMT_EXPR_STMT): Don't define.
2888 (STMT_EXPR_NO_SCOPE): Don't define.
2889 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2890 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2891 (pp_c_expression): Likewise.
2893 2005-04-20 Richard Henderson <rth@redhat.com>
2896 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2898 2005-04-20 Jeff Law <law@redhat.com>
2900 * reload1.c (reload): Ignore equivalences between pseudos and
2903 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2906 * c-tree.h (struct c_label_list): Update comment.
2907 (struct c_label_context): Rename to struct c_label_context_se.
2908 (label_context_stack): Rename to label_context_stack_se.
2909 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2910 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2911 c_end_vm_scope): New.
2912 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2913 * c-decl.c (pop_scope): Call c_end_vm_scope.
2914 (pushdecl): Call c_begin_vm_scope for variably modified
2916 (define_label): Check for jumping into scope of identifier with
2917 variably modified type. Push label on stack for those defined at
2918 current context of identifiers with variably modified type.
2919 (start_function): Create stack level for context of identifiers
2920 with variably modified type.
2921 (finish_function): Pop stack level for context of identifiers with
2922 variably modified type.
2923 * c-typeck.c (label_context_stack): Rename to
2924 label_context_stack_se.
2925 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2926 (c_finish_goto_label): Check for jumping into scope of identifier
2927 with variably modified type. Push label on stack for those jumped
2928 to from current context of identifiers with variably modified
2930 (struct c_switch): Add blocked_vm.
2931 (c_start_case): Initialize blocked_vm.
2932 (do_case): Check blocked_vm.
2933 (c_finish_case): Add comment.
2934 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2935 variable label_context_stack.
2937 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2939 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2940 conditional_replacement, value_replacement, abs_replacement,
2942 (replace_phi_edge_with_variable): Remove argument BB.
2943 (conditional_replacement, value_replacement,
2944 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2945 Update a call to replace_phi_edge_with_variable.
2947 * tree-ssa-phiopt.c: Fix comments.
2949 2005-04-20 Michael Matz <matz@suse.de>
2952 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2955 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2957 * tree-ssa-phiopt.c: Fix comment typos.
2959 PR tree-optimization/21116
2960 * tree-ssa-phiopt.c: Fix a typo.
2962 2005-04-19 Richard Henderson <rth@redhat.com>
2964 * builtins.c (expand_builtin_sync_operation): Revert last change.
2965 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2967 (expand_compare_and_swap_loop): Likewise.
2968 (expand_sync_operation): Remove fallback from NAND to AND; invert
2969 memory operand when expanding from cmpxchg.
2970 (expand_sync_fetch_operation): Likewise.
2971 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2974 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2975 when implementing NAND. Fix double-add for AFTER.
2976 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2977 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2978 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2980 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2983 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2984 to return old memory value.
2985 (sync_compare_and_swap_cc<IMODE>): Likewise.
2987 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2988 return pre-reload. Don't consider output or anti dependencies.
2989 * config/ia64/sync.md (IMODE): New.
2990 (modesuffix): Add QI and HI.
2991 (memory_barrier): Simplify expansion.
2992 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2993 (cmpxchg_acq_<IMODE>): Likewise.
2994 (sync_lock_test_and_set<IMODE>): Likewise.
2995 (sync_lock_release<IMODE>): Likewise.
2997 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2999 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3002 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3004 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
3006 2005-04-20 Michael Pogue <michael.pogue@sun.com>
3007 Joseph S. Myers <joseph@codesourcery.com>
3009 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3010 * c-typeck.c (build_c_cast): Check these options.
3011 * doc/invoke.texi: Document these options.
3013 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3015 * tree-ssa-phiopt.c: Update a comment about the pass.
3017 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3019 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3020 config/mcore/mcore.c: Fix comment typos.
3022 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
3024 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3025 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3027 2005-04-19 Paul Brook <paul@codesourcery.com>
3029 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
3031 2005-04-19 Andrew Haley <aph@redhat.com>
3034 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3035 looking at a field's bitpos.
3037 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3039 * system.h (fopen, fdopen, freopen): Define these to the unlocked
3040 libiberty functions.
3042 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3044 PR tree-optimization/21096
3045 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3047 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3050 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3051 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3053 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
3055 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3056 refers to the function being dumped.
3058 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
3060 * varasm.c (assemble_start_function): Remove reset of in_section.
3062 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3064 PR tree-optimization/21085
3065 * fold-const (fold_binary): Don't change X % -C to X % C if C has
3068 2005-04-19 Ben Elliston <bje@au.ibm.com>
3070 * doc/invoke.texi (Optimize Options): Refer to the correct
3071 optimisation flag -ftree-dominator-opts, not -ftree-dom.
3073 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3075 * config/rs6000/rs6000.c (machopic_output_stub): Increase
3076 alloca argument to be big enough.
3078 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
3081 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3084 2005-04-18 Tom Tromey <tromey@redhat.com>
3086 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3089 2005-04-18 Richard Henderson <rth@redhat.com>
3091 * config/alpha/alpha.c (alpha_split_atomic_op): New.
3092 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3093 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
3094 * config/alpha/alpha-protos.h: Update.
3095 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3096 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3097 (attr type): Add ld_l, st_c, mb.
3098 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3099 iornotsi3, xorsi_internal, xornotsi3): New.
3100 * config/alpha/ev4.md (ev4_ld): Add ld_l.
3101 (ev4_ist_c, ev4_mb): New.
3102 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3104 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3105 (ev6_ist): Add st_c.
3107 * config/alpha/sync.md: New file.
3109 2005-04-18 Richard Henderson <rth@redhat.com>
3111 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3114 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3116 2005-04-18 Devang Patel <dpatel@apple.com>
3118 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3120 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3122 PR tree-optimization/20922
3123 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3124 Fold X + c >= X and fold X - c <= X to true.
3126 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3128 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3130 (emergency_labeled_state_free): Likewise.
3132 2005-04-18 Nick Clifton <nickc@redhat.com>
3134 * config/h8300/h8300.md (jump): Remove prescan parameter from
3135 calls to final_scan_insn.
3137 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3138 parameter from calls to final_scan_insn.
3140 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3142 (v850e, v850e1): Use the v850.opt file for target specific
3145 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3147 PR tree-optimization/21001
3148 * tree-optimize.c (init_tree_optimization_passes): Move the
3149 first pass_forwprop immediately before pass_vrp.
3151 2005-04-17 Ian Lance Taylor <ian@airs.com>
3153 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3154 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3155 from enum tree_code op to bool is_sizeof.
3156 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3157 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3158 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3160 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3162 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3165 2005-04-17 Ian Lance Taylor <ian@airs.com>
3167 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3169 2005-04-17 Richard Henderson <rth@redhat.com>
3171 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3173 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3174 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3175 of indirection through ssa names while looking for the gpr counter
3177 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3178 saved va_list_gpr_size and va_list_fpr_size.
3180 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3182 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3183 both pointers or both integers.
3185 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3186 ASSERT_EXPRs for single-use variable.
3188 * tree-into-ssa.c: Fix a comment typo.
3190 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3192 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3193 -mipsN before forcing a default of -mips2.
3195 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3197 * predict.h (IS_TAKEN): Remove.
3198 * rtl.h (NOTE_PREDICTION): Likewise.
3200 * modulo-sched.c (CFG_HOOKS): Remove.
3202 * c-parser.c (N_C_TTYPES): Remove.
3204 * tree-flow-inline.h (get_stmt_operands): Remove.
3205 * lambda-code.c, tree-ssa-loop-unswitch.c,
3206 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3207 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3208 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3209 calls to get_stmt_operands.
3210 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
3212 2005-04-17 Richard Henderson <rth@redhat.com>
3215 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
3216 of CUMULATIVE_ARGS past the last named argument.
3217 (alpha_va_start): Expect pretend_args_size only if strictly less than
3220 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3223 * builtins.c (expand_builtin_strcat): Convert the result of
3224 strlen to the right type.
3225 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
3226 avoid creating type mismatches.
3227 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
3230 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
3232 2005-04-16 Richard Henderson <rth@redhat.com>
3235 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
3236 Use the mode of boolean_type_node when the user doesn't provide one.
3237 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
3239 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
3242 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
3245 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
3248 2005-04-16 Roger Sayle <roger@eyesopen.com>
3249 Steven Bosscher <stevenb@suse.de>
3251 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
3252 (fold_unary_to_constant): Likewise.
3254 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
3256 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
3259 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
3261 * doc/install.texi (Specific): Avoid using asterisks in @anchor
3262 names related to target triplets.
3263 Remove i?86-*-esix from platform directory.
3264 Remove powerpc-*-eabiaix from platform directory.
3266 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
3269 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
3270 falling through from SUBREG case to REG.
3272 2005-04-15 Roger Sayle <roger@eyesopen.com>
3274 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
3275 (fold_binary): Update comment mentioning fold_relational_hi_lo.
3276 (fold_binary_to_constant): Simplify using fold_binary.
3277 (fold_unary_to_constant): Likewise, simplify using fold_unary.
3279 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3281 * gthr-posix.c (pthread_cancel): Define.
3282 (pthread_mutexattr_init): Likewise.
3283 (pthread_mutexattr_settype): Likewise.
3284 (pthread_mutexattr_destroy): Likewise.
3286 2005-04-15 David S. Miller <davem@davemloft.net>
3289 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
3291 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3293 PR tree-optimization/21031
3294 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
3295 (forward_propagate_into_cond_1): Call it. Forward propagate
3296 integer-integer casts into COND_EXPRs.
3298 2005-04-15 Dave Korn <dave.korn@artimi.com>
3300 * gcc.c (default_compilers): Clarify obscure error message when
3301 reading from standard input.
3303 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3305 * basic-block.h (PROP_EQUAL_NOTES): Remove.
3306 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
3308 * tree-ssa-alias.c (init_alias_info): Remove a call to
3311 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
3313 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
3314 of non-virtual PHI nodes like we use to.
3316 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3318 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3319 (attr_copy_rtx): Do not use it.
3321 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3323 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3325 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3327 * tree-vect-transform.c (vectorizable_store): Mark necessary
3328 objects in the vectorized store needing renaming. Update the
3329 SSA graph for V_MAY_DEF operands in the original store.
3331 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3333 * tree-ssa-pre.c (compute_avail): It's okay to have
3334 TREE_INVARIANT's here, and value number the resulting expressions.
3335 (create_expression_by_pieces): Make sure operands that were
3336 min_invariant when we started, stay that way.
3338 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3340 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3342 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3344 PR tree-optimization/20936.
3345 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3347 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3349 * doc/invoke.texi: Fix typos.
3350 * doc/md.texi: Likewise.
3351 * doc/rtl.texi: Likewise.
3352 * doc/sourcebuild.texi: Likewise.
3353 * doc/tm.texi: Likewise.
3355 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3357 PR tree-optimization/21004
3358 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3359 and floorl in c99 mode only.
3360 * builtins.c (expand_builtin_int_roundingfn): Assert that
3361 fallback_fndecl is not NULL_TREE.
3363 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3365 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3366 * basic-block.h: Update the prototype for
3367 purge_all_dead_edges.
3368 * cfgexpand.c (tree_expand_cfg): Update a call to
3369 purge_all_dead_edges.
3370 * combine.c (combine_instructions): Likewise.
3371 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3372 rest_of_handle_cse2, rest_of_handle_gcse,
3373 rest_of_handle_postreload): likewise.
3375 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3378 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3379 e.g. cv-qualification conversions.
3381 2005-04-14 Mike Stump <mrs@apple.com>
3383 * config/darwin-c.c (framework_construct_pathname): We must
3384 find all headers of a framework in the first instance of it
3385 found in the seach path.
3387 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3389 PR tree-optimization/21021
3390 * tree-vrp.c (compare_values): Work around a bug in the front
3391 end that produces a comparison of mismatched types.
3393 2004-04-14 Richard Henderson <rth@redhat.com>
3395 * config/ia64/ia64.h (enum fetchop_code): Remove.
3396 (enum ia64_builtins): Move ...
3397 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3398 members except BSP and FLUSHRS.
3399 (ia64_init_builtins): Remove __sync builtins.
3400 (ia64_expand_builtin): Likewise.
3401 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3402 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3403 (ia64_expand_lock_release): Remove.
3404 * config/ia64/ia64.md (mf): Move to sync.md.
3405 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3406 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3407 * config/ia64/sync.md: New file.
3408 (memory_barrier): Rename from mf.
3409 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3410 (cmpxchg_acq_<I48MODE>): Likewise.
3411 (sync_lock_test_and_set<I48MODE>): Likewise.
3413 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3414 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3416 2004-04-14 Richard Henderson <rth@redhat.com>
3418 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3419 (ix86_compare_emitted): New.
3420 (ix86_expand_compare): Use ix86_compare_emitted if set.
3421 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3422 and ix86_compare_op0 are set.
3423 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3424 (TARGET_CMPXCHG, TARGET_XADD): New.
3425 (ix86_compare_emitted): Declare.
3426 * config/i386/i386.md: Include sync.md
3427 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3428 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3429 * config/i386/sync.md: New file.
3431 2004-04-14 Richard Henderson <rth@redhat.com>
3434 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3435 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3436 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3437 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3438 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3439 BT_FN_I8_VPTR_I8_I8): New.
3440 * builtins.def (DEF_SYNC_BUILTIN): New.
3441 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3442 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3443 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3444 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3445 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3446 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3447 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3448 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3449 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3450 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3451 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3452 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3453 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3454 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3455 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3456 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3457 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3458 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3459 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3460 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3461 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3462 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3463 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3464 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3465 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3466 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3467 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3468 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3469 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3470 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3471 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3472 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3473 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3474 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3475 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3476 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3477 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3478 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3479 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3480 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3481 BUILT_IN_SYNCHRONIZE: New.
3482 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3483 as a function. Accept __sync_ as a prefix as well.
3484 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3485 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3486 expand_builtin_lock_release): New.
3487 (expand_builtin): Call them.
3488 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3489 neither BOTH_P nor FALLBACK_P are defined.
3490 (builtin_type_for_size): New.
3491 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3492 (resolve_overloaded_builtin): New.
3493 * c-common.h (resolve_overloaded_builtin): Declare.
3494 (builtin_type_for_size): Declare.
3495 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3496 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3497 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3498 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3499 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3500 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3501 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3502 sync_compare_and_swap_cc, sync_lock_test_and_set,
3503 sync_lock_release): New.
3504 * optabs.h: Declare them.
3505 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3506 expand_sync_operation, expand_sync_fetch_operation,
3507 expand_sync_lock_test_and_set): Declare.
3508 * genopinit.c (optabs): Add sync optabs.
3509 * optabs.c (init_optabs): Initialize sync optabs.
3510 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3511 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3512 expand_sync_operation, expand_sync_fetch_operation,
3513 expand_sync_lock_test_and_set): New.
3514 * doc/extend.texi (Atomic Builtins): New section
3515 * doc/md.texi (Standard Names): Add sync patterns.
3517 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3519 * tree-eh.c (lower_try_finally_copy): Generate new code in
3520 response to goto_queue entries as if the queue was sorted by
3521 index, not pointers.
3522 (lower_try_finally_switch): Likewise.
3524 2005-04-14 Richard Henderson <rth@redhat.com>
3526 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3527 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3529 (ix86_expand_fp_movcc): Update to match.
3530 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3531 * config/i386/i386-protos.h: Update.
3532 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3533 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3535 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3537 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3540 2005-04-14 Julian Brown <julian@codesourcery.com>
3542 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3543 link failures on ppc64 Linux.
3545 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3547 * config.gcc: Set cpu_type for s390.
3549 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3551 Fix PR tree-optimization/20963
3552 * tree-ssa-pre.c (compute_avail): Remove special case for
3554 (create_expression_by_pieces): Add value numbers for forced out
3557 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3559 * config/cris/cris.md: Replace references to (reg:SI 16) with
3560 (reg:SI CRIS_SRP_REGNUM).
3562 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3564 PR tree-optimization/20657
3565 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3566 create an appropriate range from it.
3568 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3570 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3571 <UNSPEC_FIST_CEIL> case.
3573 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3574 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3575 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3576 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3577 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3578 (lfloor<mode>2): New expanders.
3579 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3580 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3581 to implement lceil and llceil built-ins as x87 intrinsic function.
3582 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3583 (lceil<mode>2): New expanders.
3585 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3587 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3588 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3590 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3593 * config/s390/s390-modes.def: Define TFmode.
3595 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3597 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3598 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3599 * config/mips/mips.c (mips16_insn_length): Remove reference to
3600 JUMP_TABLES_IN_TEXT_SECTION.
3602 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3604 * simplify-rtx.c (simplify_binary_operation_1): Return
3605 scalar or vector of constant 0, depending on the xor's
3608 2005-04-13 Dale Johannesen <dalej@apple.com>
3610 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3611 (objc-act.o): Ditto.
3612 * objc/objc-act.c (objc_gimplify_expr): New.
3613 (objc_get_callee_fndecl): New.
3614 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3615 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3616 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3618 2005-04-13 Devang Patel <dpatel@apple.com>
3620 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3623 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3625 CRIS prologue as RTL.
3626 * config/cris/cris-protos.h (cris_emit_movem_store)
3627 (cris_expand_prologue): Prototype.
3628 * config/cris/cris.c (struct machine_function): New member
3630 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3631 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3632 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3633 (cris_load_multiple_op, cris_return_address_on_stack)
3634 (cris_return_address_on_stack_for_return): ISO-Cify.
3635 (cris_store_multiple_op): New predicate function.
3636 (cris_expand_prologue, cris_emit_movem_store): New functions.
3637 (cris_print_operand) <case 'O'>: Handle modifications other than
3639 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3640 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3641 (cris_gen_movem_load): Rearrange slightly to make local variable
3642 src a parameter, removing osrc.
3643 (cris_setup_incoming_varargs): Set machine_function member
3644 stdarg_regs to correspond to the number of registers that need to
3646 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3648 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3649 cris_general_operand_or_gotless_symbol accept UNSPEC.
3650 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3651 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3652 ("*cris_store_multiple"): New pattern. Tweak common comment above
3653 this and "*cris_load_multiple".
3654 ("prologue"): New define_expand.
3656 * config/cris/cris.md ("epilogue"): Conditionalize on
3657 TARGET_PROLOGUE_EPILOGUE.
3659 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3662 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3663 fpsr 0 instead of fpsr 1.
3664 (divsf3_internal_thr): Ditto.
3665 (divdf3_internal_lat): Ditto.
3666 (divdf3_internal_thr): Ditto.
3667 (divxf3_internal_lat): Ditto.
3668 (divxf3_internal_thr): Ditto.
3670 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3672 PR tree-optimization/20913
3673 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3675 PR tree-optimization/20702
3676 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3677 dominator children that haven't been walked into.
3679 2005-04-13 Julian Brown <julian@codesourcery.com>
3681 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3682 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3685 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3687 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3688 config/i386/sse.md: Fix comment typos.
3690 * genattrtab.c (NULL_ATTR): Remove.
3691 * ifcvt.c (NULL_EDGE): Likewise.
3693 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3695 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3696 NOTE_PREDICT): Remove.
3698 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3700 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3701 * configure: Regenerate.
3702 * config.in: Likewise.
3703 * system.h: Declare vsnprintf if not already declared.
3705 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3707 * optc-gen.awk: Handle stand-alone Mask records.
3708 * opth-gen.awk: Likewise.
3709 * doc/options.texi (Option file format): Document them.
3710 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3711 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3712 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3713 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3714 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3715 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3716 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3717 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3718 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3719 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3720 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3721 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3722 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3723 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3724 TARGET_LONG_DOUBLE_128): Likewise.
3725 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3726 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3727 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3728 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3729 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3730 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3731 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3732 * config/sparc/sparc.c (fpu_option_set): New global.
3733 (sparc_handle_option): New function.
3734 (sparc_override_options): Test fpu_option_set.
3735 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3736 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3737 * config/sparc/sparc.opt: New file.
3738 * config/sparc/little-endian.opt: Likewise.
3739 * config/sparc/long-double-switch.opt: Likewise.
3741 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3743 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3744 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3745 * config/bfin/bfin.opt (mshared-library-id=): Lose
3746 Var(bfin_lib_id_given).
3748 2005-04-13 Matt Thomas <matt@3am-software.com>
3750 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3753 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3755 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3757 * cgraphunit.c (INSNS_PER_CALL): Remove.
3759 * tree-ssa-forwprop.c (vars,
3760 record_single_argument_cond_exprs,
3761 substitute_single_use_vars): Remove.
3762 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3764 (tree_ssa_forward_propagate_single_use_vars): Call
3765 forward_propagate_into_cond for each COND_EXPR.
3767 * tree-inline.c (INSNS_PER_STMT): Remove.
3769 2005-04-12 Richard Henderson <rth@redhat.com>
3771 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3772 (ix86_expand_sse_fp_minmax): ... from ...
3773 (ix86_expand_fp_movcc): ... here.
3774 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3775 * config/i386/i386-protos.h: Update.
3776 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3777 (sse_setccsf, sse_setccdf): Allow before reload.
3778 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3779 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3780 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3781 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3782 (anddf3, nanddf3, iordf3, xordf3): New.
3784 2005-04-12 Jeff Law <law@redhat.com>
3786 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3787 (tree-ssa-uncprop.o): Add dependencies.
3788 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3789 * tree-flow.h (remove_useless_stmts): Remove prototype.
3790 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3791 remove_useless_stmts.
3792 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3793 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3794 * tree-pass.h (pass_uncprop): Declare.
3795 * tree-ssa-uncprop.c: New file.
3797 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3800 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3802 2005-04-12 Caroline Tice <ctice@apple.com>
3804 Temporary fix for partitioning problems.
3805 * passes.c (rest_of_handle_final): Remove code that
3806 frees unlikely_text_section_name,
3807 * varasm.c (assemble_start_function): Test for partitioning
3808 flag before writing out section labels.
3809 (assemble_end_function): Test for partitioning flag before
3810 writing out section labels.
3812 2005-04-12 Steven Bosscher <stevenb@suse.de>
3813 Stuart Hastings <stuart@apple.com>
3814 Jan Hubicka <jh@suse.cz>
3816 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3817 references to gt-tree-cfg.h.
3818 * basic-block.h (struct basic_block_def): Don't skip rbi
3819 for garbage collection.
3820 (struct reorder_block_def): Make GTY-able.
3821 (struct control_flow_graph): New structure.
3822 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3823 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3824 but instead defines to the control_flow_graph for cfun.
3825 (label_to_block_map): New define, points to the label map of
3826 the control_flow_graph for cfun.
3827 (n_edges_for_function, n_basic_blocks_for_function,
3828 last_basic_block_for_function, basic_block_info_for_function,
3829 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3830 basic_block_info_for_function, label_to_block_map_for_function):
3831 Counterparts for the above, taking a struct function as an extra
3833 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3834 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3835 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3836 (alloc_rbi_pool, free_rbi_pool): Remove.
3837 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3838 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3840 (cfg_layout_finalize) ... and don't free it here.
3841 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3843 * flow.c (free_basic_block_vars): Set label_to_block_map and
3844 n_edges to zero too.
3845 * function.h (struct function): Add cfg field.
3846 * function.c (allocate_struct_function): Allocate the cfg.
3847 * tree-cfg.c (label_to_block_map): Remove.
3848 (build_tree_cfg): Don't allocate the rbi pool here...
3849 (delete_tree_cfg_annotations): ...and don't free it here.
3850 Also don't nullify label_to_block_map for cfun.
3852 2005-04-12 Caroline Tice <ctice@apple.com>
3854 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3855 Revert my patch from April 9.
3856 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3857 (reorder_basic_blocks): Revert my patch from April 9.
3858 (insert_section_boundary_note): Revert my patch from April 9.
3859 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3860 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3861 (COLD_END_LABEL): Revert my patch from April 9.
3862 (cold_text_section_label): Revert my patch from April 9.
3863 (cold_end_label): Revert my patch from April 9.
3864 (dwarf2out_switch_text_section): Revert my patch from April 9.
3865 (output_aranges): Revert my patch from April 9.
3866 (output_ranges): Revert my patch from April 9.
3867 (output_line_info): Revert my patch from April 9.
3868 (add_location_or_const_value_attribute): Revert my patch from April 9.
3869 (dwarf2out_var_location): Revert my patch from April 9.
3870 (dwarf2out_init): Revert my patch from April 9.
3871 (dwarf2out_finish): Revert my patch from April 9.
3872 * function.h (struct function): Revert my patch from April 9.
3873 * opts.c (decode_options): Revert my patch from April 9.
3874 * output.h (unlikely_section_label, hot_section_label,
3875 hot_section_end_label, cold_section_end_label,
3876 unlikely_text_section_name): Revert my patch from April 9.
3877 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3878 * varasm.c (unlikely_section_label, hot_section_label,
3879 hot_section_end_label, cold_section_end_label,
3880 unlikely_text_section_name): Revert my patch from April 9.
3881 (initialize_cold_section_name): Revert my patch from April 9.
3882 (unlikely_text_section): Revert my patch from April 9.
3883 (in_unlikely_text_section): Revert my patch from April 9.
3884 (named_section): Revert my patch from April 9.
3885 (function_section): Revert my patch from April 9.
3886 (current_function_section): Revert my patch from April 9.
3887 (assemble_start_function): Revert my patch from April 9.
3888 (assemble_end_function): Revert my patch from April 9.
3889 (default_section_type_flags_1): Revert my patch from April 9.
3891 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3893 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3894 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3896 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3898 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3901 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3902 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3904 2004-04-12 Richard Henderson <rth@redhat.com>
3906 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3907 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3908 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3909 (UNSPEC_*, UNSPECV_*): Renumber.
3911 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3914 From Richard Henderson <rth@redhat.com>:
3915 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3918 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3920 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3922 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3924 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3925 (bfin_library_id): New variable.
3926 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3927 instead of bfin_library_id_string.
3928 (bfin_handle_option): New function.
3929 (override_options): Remove most code to deal with shared library IDs,
3930 just check they aren't used without -mid-shared-library.
3931 (TARGET_HANDLE_OPTION): Define.
3932 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3933 * config/bfin/bfin.opt (mshared-library-id=): New.
3935 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3937 * tree-vect-transform.c: Fix comment typos.
3939 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3941 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3942 split critical edges when not possible/profitable.
3944 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3946 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3947 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3948 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3949 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3950 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3951 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3952 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3953 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3955 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3956 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3957 * config/ns32k/ns32k.opt: New file.
3959 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3961 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3962 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3963 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3964 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3965 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3966 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3967 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3968 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3969 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3970 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3971 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3972 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3973 (MASK_COLDFIRE): Formatting fixes.
3974 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3975 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3976 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3977 "_current_shared_library_a5_offset_".
3978 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3979 (MASK_ALL_CPU_BITS): New macro.
3980 (m68k_handle_option): New function.
3981 (override_options): Remove handling of m68k_library_id_string.
3982 * config/m68k/m68k.opt: New file.
3983 * config/m68k/ieee.opt: New file.
3985 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3987 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3988 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3989 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3990 (TARGET_CXX): Adjust accordingly.
3991 * target.h (struct gcc_target): Remove epxort_class_data. Add
3992 determine_class_data_visibility and class_data_always_comdat.
3993 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3994 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3995 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3996 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3997 (arm_cxx_determine_class_data_visibility): New.
3998 (arm_cxx_class_data_always_comdat): Likewise.
3999 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4000 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4001 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4002 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4003 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4006 2005-04-11 Devang Patel <dpatel@apple.com>
4008 * tree-data-ref.c (build_classic_dist_vector,
4009 compute_subscript_distance): Make externally visible.
4010 * tree-data-ref.h (build_classic_dist_vector,
4011 compute_subscript_distance): Same.
4012 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4013 Check distance vector against vectorization factor.
4014 (vect_analyze_loop): Determine vectorizaion factor before
4015 analyzing data dependences.
4016 * tree-vectorizer.c (loops_num): Make it externally visible and
4018 * tree-vectorizer.c (vect_loops_num): ... new name.
4019 * tree-vectorizer.h (vect_loops_num): New.
4021 2005-04-11 Devang Patel <dpatel@apple.com>
4023 * tree-vect-analyze.c (vect_analyze_operations): Check
4024 vectorizable codition.
4025 * tree-vect-transform.c (vect_is_simple_cond): New function.
4026 (vectorizable_condition): New function.
4027 (vect_transform_stmt): Handle condition_vec_info_type.
4028 * tree-vectorizer.h (enum stmt_vec_info_type): Add
4029 condition_vec_info_type.
4030 (vectorizable_condition): New.
4032 2005-04-11 Geoffrey Keating <geoffk@apple.com>
4034 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4035 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4036 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4038 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4039 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4041 * dwarf2out.c (output_line_info): Don't try to dereference
4042 a NULL current_function_decl.
4044 * config/t-slibgcc-darwin: Don't put shared libraries in
4045 directories other than $(slibdir).
4046 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4049 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4051 PR tree-optimization/20933
4052 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4053 logic to reject aliases between read-only and writable
4055 (may_alias_p): ... here.
4056 (get_tmt_for): Do not associate read-only tags to pointers
4057 whose pointed-to type is not read-only.
4058 * tree-ssa.c (verify_ssa): Check that memory stores have at
4059 least one V_MAY_DEF or V_MUST_DEF.
4061 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4064 * configure.ac (gcc_UNLOCKED_FUNCS): New.
4065 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4066 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4067 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4069 (fwrite_unlocked): Fix prototype.
4071 * configure, config.in: Regenerate.
4073 2005-04-11 David Edelsohn <edelsohn@gnu.org>
4075 * tree-ssa-loop-im.c: Include real.h.
4076 (determine_invariantness_stmt): If real division divisor is
4077 invariant and flag_unsafe_math_optimizations enabled, generate
4078 invariant reciprocal for hoisting.
4079 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4081 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4083 Fix PR tree-optimization/20926
4085 * tree-ssa-alias.c (add_type_alias): Handle subvars.
4087 2005-04-11 Devang Patel <dpatel@apple.com>
4089 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4092 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4094 * fold-const.c (fold_binary_op_with_conditional_arg):
4095 use fold_buildN instead of "fold (buildN" in some
4097 (fold_unary): Likewise.
4098 (fold_binary): Likewise.
4100 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4102 Fix PR tree-optimization/20612
4103 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4105 (perfect_nestify): preheaderbb is *not* part of loop of the
4108 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4110 * tree-ssa-alias.c (may_alias_p): If the variable
4111 is a global variable and the pointer is parameter
4112 and -fargument-noalias-global is used, then
4113 the pointer cannot alias the variable.
4115 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4117 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4118 * config/sparc/sparc.h: Likewise.
4119 * config/sparc/sparc.md: Likewise.
4121 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4123 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4125 * tree-vrp.c: Fix a comment typo.
4127 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4129 PR tree-optimization/20920
4130 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4131 SSA_NAME flows through an abnormal edge.
4132 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4133 through abnormal edges.
4134 (maybe_add_assert_expr): Likewise.
4136 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4138 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4139 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4140 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4141 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4142 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4143 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4144 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4145 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4146 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4147 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4148 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4149 (TARGET_HANDLE_OPTION): Likewise.
4150 (s390_tune): Initialize to PROCESSOR_max.
4151 (s390_arch_string): Make static.
4152 (s390_tune_string, s390_warn_framesize_string): Delete.
4153 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4154 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4155 (s390_handle_arch_option, s390_handle_option): New functions.
4156 (override_options): Remove parsing of option strings.
4157 * config/s390/s390.opt: New file.
4159 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4161 * tree-complex.c (expand_vector_operations): Call
4162 update_stmt_if_modified.
4164 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4166 * tree-vect-analyze (vect_determine_vectorization_factor):
4167 Do not use GET_MODE_NUNITS.
4168 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4169 (vectorizable_load, vect_transform_loop): Likewise.
4171 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4173 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4174 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4175 * optabs.h (enum optab_index): Add new OTI_lceil.
4176 (lceil_optab): Define corresponding macro.
4177 * optabs.c (init_optabs): Initialize lceil_optab.
4178 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4179 and lceildi2 patterns.
4180 * builtins.c (expand_builtin_int_roundingfn): Handle
4181 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4182 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4183 BUILT_IN_LLCEIL{,F,L}.
4184 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4185 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4186 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4187 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4188 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4189 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4190 into lceil built-in function and (long long int)ceil{,f,l} into
4191 llceil built-in function.
4192 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4195 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4197 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4200 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4202 * config/arm/arm.c: Fix a comment typo.
4203 * doc/tree-ssa.texi: Fix a typo.
4205 2005-04-10 Steven Bosscher <stevenb@suse.de>
4207 * cselib.c (clear_table): Rename to cselib_clear_table.
4208 * cselib.h (cselib_clear_table): Add prototype.
4209 * gcse.c (gcse_main): Make 'f' argument unused.
4210 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
4211 of each basic block instead.
4212 (compute_sets, compute_hash_table_work): Likewise.
4213 (constprop_register): Change int 'alter_jumps' argument to bool.
4214 (do_local_cprop): Likewise.
4215 (local_cprop_pass): Likewise. Also walk basic blocks instead of
4216 the insn chain. Explicitly clear the cselib tables after finishing
4217 one basic block. Make sure there are no unterminated libcall blocks.
4218 Update compute_sets call.
4219 (cprop): Walk basic blocks instead of the insn chain.
4220 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
4222 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
4223 one_cprop_pass calls.
4225 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4227 * combine.c (combine_simplify_rtx): Remove a transformation that
4228 relies on an invalid assumption about rtl sign-extension semantics.
4230 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
4232 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
4233 to build_int_cst_wide.
4235 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
4238 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
4239 set the original address pseudo to the correct value before the
4240 original insn, if possible, and leave the insn alone, otherwise
4241 create a new pseudo, set it and replace it in the insn.
4242 * recog.c (validate_change_maybe_volatile): New.
4243 * recog.h (validate_change_maybe_volatile): Declare.
4245 2005-04-09 Caroline Tice <ctice@apple.com>
4247 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4248 Remove targetm.have_named_sections test.
4249 (fix_edges_for_rarely_executed_code): Likewise.
4250 (insert_section_boundary_note): Likewise.
4251 (reorder_basic_blocks): Check partitioning flag before calling
4252 verify_hot_cold_block_grouping.
4253 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4254 the function struct rather than global variables.
4255 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4256 (COLD_END_LABEL): Likewise
4257 (cold_text_section_label): New static global variable.
4258 (cold_end_label): Likewise.
4259 (dwarf2out_switch_text_section): Get hot/cold section labels from
4260 the function struct rather than global variables.
4261 (output_aranges): Use cold_text_section_label and cold_end_label;
4262 check partitioning flag before putting out delta.
4263 (output_ranges): Remove incorrect code attempting to use
4265 (output_line_info): Get cold section label from function struct.
4266 (add_location_or_const_value_attribute): Likewise.
4267 (get_subprogram_die): Get hot/cold section labels from function struct.
4268 (dwarf2out_var_location): Likewise.
4269 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4270 write out cold_text_section_label if partition flag is set.
4271 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4272 * function.h (struct function): Add new fields to point to hot/cold
4273 section labels: hot_section_label, cold_section_label,
4274 hot_section_end_label and cold_section_end_label; also add new field
4275 for cold text section name, unlikely_text_section_name.
4276 * opts.c (decode_options): Turn off partitioning flag if
4277 !targetm.have_named_sections.
4278 * output.h (hot_section_label): Remove.
4279 (hot_section_end_label): Remove.
4280 (cold_section_end_label): Remove.
4281 (unlikely_section_label): Remove.
4282 (unlikely_text_section_name): Remove.
4283 * passes.c (rest_of_handle_final): Remove code that frees
4284 unlikely_text_section_name.
4285 * varasm.c (unlikely_section_label): Remove.
4286 (hot_section_label): Remove.
4287 (hot_section_end_label): Remove.
4288 (cold_section_end_label): Remove.
4289 (unlikely_text_section_name): Remove.
4290 (initialize_cold_section_name): Modify to call
4291 targetm.strip_name_encoding; to store cold section name in current
4292 function struct, if it exists; and to only use the decl_section_name
4293 if flag_named_sections is true.
4294 (unlikely_text_section): Modify to get section name out of current
4295 function struct, if there is one; otherwise build it from
4296 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4297 (in_unlikely_text_section): Likewise.
4298 (named_section): Modify to get/put cold section name in current function
4299 struct, if there is one.
4300 (function_section): Change 'bool unlikely' to 'int reloc'; check
4301 targetm.have_named_sections before calling named_section.
4302 (current_function_section): Likewise.
4303 (assemble_start_function): Modify to get/put unlikely_text_section_name
4304 in current function struct; modify to get hot/cold section labels
4305 from function struct; initialize labels using
4306 ASM_GENERATE_INTERNAL_LABEL;
4307 test partitioning flag before writing out hot section label.
4308 (assemble_end_function): Test partitioning flag before writing out
4309 hot/cold section labels.
4310 (default_section_type_flags_1): Modify to use array instead of
4311 char* for unlikely_text_section_name; set flags correctly for
4312 cold text section if there is not a current function decl.
4314 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4316 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
4317 and TI_VA_LIST_FPR_COUNTER_FIELD.
4318 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4319 * tree-pass.h (pass_stdarg): Add.
4320 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4321 * tree-stdarg.c: New file.
4322 * tree-stdarg.h: New file.
4323 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4324 (tree-stdarg.o): Add dependencies.
4325 * function.h (struct function): Add va_list_gpr_size and
4326 va_list_fpr_size fields.
4327 * function.c (allocate_struct_function): Initialize them.
4328 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4329 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4330 (TARGET_INITIALIZER): Add it.
4332 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4333 va_list_{g,f}pr_counter_field.
4334 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4335 area will not be used. Only save registers that tree-stdarg.c
4336 detected they need saving.
4337 (ix86_va_start): Don't set up fields that won't be used.
4339 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4340 va_list_{g,f}pr_counter_field.
4341 (setup_incoming_varargs): Don't do anything if reg_save
4342 area will not be used. Only save registers that tree-stdarg.c
4343 detected they need saving.
4344 (rs6000_va_start): Don't set up fields that won't be used.
4346 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4347 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4348 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4349 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4351 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4354 * config/i386/i386.c (construct_container): Pass empty aligned
4355 struct, union or class in memory.
4357 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4359 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4360 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4361 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4362 config/rs6000/predicates.md: Fix comment typos.
4364 * sched-int.h (haifa_insn_data): Remove blockage and units.
4365 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4366 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4367 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4369 2005-04-09 Jan Hubicka <jh@suse.cz>
4370 Steven Bosscher <stevenb@suse.de>
4372 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4373 * cfgloop.c (get_loop_exit_edges): Likewise.
4374 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4376 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4377 * tree-cfg.c (dump_cfg_status): Likewise.
4379 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4381 * config/rs6000/predicates.md (altivec_register_operand): Remove
4382 redundant match_code test.
4383 (gpc_reg_operand): Same.
4384 (cc_reg_operand): Same.
4385 (cc_reg_not_cr0_operand): Same.
4387 2005-04-09 Jan Hubicka <jh@suse.cz>
4389 Forgotten hunk from my last merge patch:
4390 * final.c (output_addr_const): Do not call mark_referenced.
4392 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4394 * doc/tree-ssa.texi: Add immediate use documentation.
4396 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4398 * arm.c (FL_WBUF): Define.
4399 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4400 (arm_is_6_or_7): Delete.
4401 (arm_tune_wbuf): New.
4402 (arm_override_options): Set arm_tune_wbuf.
4403 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4404 (arm_is_6_or_7): Delete declaration.
4405 (arm_tune_wbuf): New declartion.
4406 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4407 (model_wbuf): Derive from arm_tune_wbuf.
4408 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4409 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4410 (arm740t): Mark CPUs as having a write buffer.
4412 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4414 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4415 of 'const_double_operand' in operand 2 constraints. Update enable
4418 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4420 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4421 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4422 * optabs.h (enum optab_index): Add new OTI_lfloor.
4423 (lfloor_optab): Define corresponding macro.
4424 * optabs.c (init_optabs): Initialize lfloor_optab.
4425 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4426 and lfloordi2 patterns.
4427 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4428 (expand_builtin_int_roundingfn): New function.
4429 (fold_builtin_int_roundingfn): New prototype.
4430 (fold_builtin_int_roundingfn): New function, renamed from
4431 fold_builtin_lround.
4432 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4433 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4434 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4435 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4436 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4437 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4438 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4439 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4440 into lfloor built-in function and (long long int)floor{,f,l} into
4441 llfloor built-in function.
4442 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4445 2005-04-08 Ian Lance Taylor <ian@airs.com>
4447 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4448 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4449 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4450 (DO_COND, DO_BODY): Likewise.
4451 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4452 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4453 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4454 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4455 (build_continue_stmt, build_break_stmt): Don't declare.
4456 (c_do_switch_warnings): Update declaration.
4457 * c-gimplify.c (enum bc_t): Remove.
4458 (struct c_gimplify_ctx, ctxp): Remove.
4459 (push_context, pop_context): Remove static functions.
4460 (c_genericize): Don't call push_context or pop_context.
4461 (begin_bc_block, finish_bc_block): Remove static functions.
4462 (build_bc_goto): Likewise.
4463 (gimplify_c_loop): Likewise.
4464 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4465 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4466 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4467 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4468 * c-common.c (c_do_switch_warnings): Rename from
4469 c_do_switch_warnings_1.
4470 (c_do_switch_warnings) [old version]: Remove.
4471 (c_do_switch_expr_warnings): Remove.
4472 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4473 function instead of c_do_switch_expr_warnings.
4474 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4475 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4476 * c-pretty-print.c (pp_c_statement): Likewise.
4477 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4479 2005-04-08 Devang Patel <dpatel@apple.com>
4481 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4482 While selecting replacement condition pay attention to loop header.
4484 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4486 Merge from tree-cleanup-branch: VRP, store CCP, store
4487 copy-prop, incremental SSA updating of FUD chains and
4488 newly exposed symbols.
4490 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4491 (OBJS-common): Add tree-vrp.o.
4492 (tree-vrp.o): New rule.
4493 * basic-block.h (nearest_common_dominator_for_set): Declare.
4494 * common.opt (ftree-store-ccp): New flag.
4495 (ftree-copy-prop): New flag.
4496 (ftree-vrp): New flag.
4497 (ftree-store-copy-prop): New flag.
4498 * dominance.c (nearest_common_dominator_for_set): New.
4499 * domwalk.c (walk_dominator_tree): Only traverse
4500 statements in blocks marked in walk_data->interesting_blocks.
4501 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4502 * fold-const.c (fold): Handle ASSERT_EXPR.
4503 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4504 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4505 flag_tree_vrp at -O2.
4506 * timevar.def (TV_TREE_VRP): Define.
4507 (TV_TREE_COPY_PROP): Define.
4508 (TV_TREE_STORE_COPY_PROP): Define.
4509 (TV_TREE_SSA_INCREMENTAL): Define.
4510 (TV_TREE_STORE_CCP): Define.
4511 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4512 to kill_redundant_phi_nodes from comment.
4513 (verify_expr): Handle ASSERT_EXPR.
4514 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4515 argument. Update all users.
4516 (mark_call_clobbered_vars_to_rename): Remove. Update all
4518 * tree-flow-inline.h (unmodifiable_var_p): New.
4519 * tree-flow.h (enum value_range_type): Declare.
4520 (struct value_range_def): Declare.
4521 (value_range): Declare.
4522 (remove_all_phi_nodes_for): Remove. Update all users.
4523 (find_phi_node_for): Declare.
4524 (add_type_alias): Declare.
4525 (count_uses_and_derefs): Declare.
4526 (kill_redundant_phi_nodes): Remove.
4527 (rewrite_into_ssa): Remove.
4528 (rewrite_def_def_chains): Remove.
4529 (update_ssa, register_new_name_mapping, create_new_def_for,
4530 need_ssa_update_p, name_registered_for_update_p,
4531 release_ssa_name_after_update_ssa, dump_repl_tbl,
4532 debug_repl_tbl, dump_names_replaced_by,
4533 debug_names_replaced_by, mark_sym_for_renaming,
4534 mark_set_for_renaming, get_current_def, set_current_def,
4535 get_value_range, dump_value_range, debug_value_range,
4536 dump_all_value_ranges, debug_all_value_ranges,
4537 expr_computes_nonzero, loop_depth_of_name,
4538 unmodifiable_var_p): Declare.
4539 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4541 * tree-into-ssa.c (block_defs_stack): Update comment.
4542 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4543 syms_to_rename, names_to_release, repl_tbl,
4544 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4545 need_to_replace_names_p): New locals.
4546 (NAME_SETS_GROWTH_FACTOR): Define.
4547 (struct repl_map_d): Declare.
4548 (struct mark_def_sites_global_data): Add field
4550 (enum rewrite_mode): Declare.
4551 (REGISTER_DEFS_IN_THIS_STMT): Define.
4552 (compute_global_livein): Use last_basic_block instead of
4554 (set_def_block): Remove last argument. Update all callers.
4555 (prepare_use_operand_for_rename): Remove. Update all callers.
4556 (prepare_def_operand_for_rename): Remove. Update all callers.
4557 (symbol_marked_for_renaming): New.
4560 (repl_map_hash): New.
4562 (repl_map_free): New.
4563 (names_replaced_by): New.
4564 (add_to_repl_tbl): New.
4565 (add_new_name_mapping): New.
4566 (mark_def_sites): Assume that all the operands in the
4567 statement are in normal form.
4568 (find_idf): Assert that the block in the stack is valid.
4569 (get_default_def_for): New.
4570 (insert_phi_nodes_for): Add new argument 'update_p'.
4572 If update_p is true, add a new mapping between the LHS of
4573 each new PHI and the name that it replaces.
4574 (insert_phi_nodes_1): Only call find_idf if needed.
4575 (get_reaching_def): Call get_default_def_for.
4576 (rewrite_operand): Remove.
4577 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4578 and REWRITE_THIS_STMT are false.
4579 Assume that all the operands in the statement are in
4581 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4582 (rewrite_virtual_phi_arguments): Remove.
4583 (invalidate_name_tags): Remove.
4584 (register_new_update_single, register_new_update_set,
4585 rewrite_update_init_block, replace_use,
4586 rewrite_update_fini_block, rewrite_update_stmt,
4587 rewrite_update_phi_arguments): New.
4588 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4589 Add arguments 'entry', 'what' and 'blocks'.
4590 Initialize the dominator walker according to 'what' and
4592 Start the dominator walk at 'entry'.
4593 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4594 Use it to configure the dominator walker.
4595 (rewrite_into_ssa): Remove argument 'all'.
4597 (rewrite_all_into_ssa): Remove.
4598 (rewrite_def_def_chains): Remove.
4599 (mark_def_interesting, mark_use_interesting,
4600 prepare_phi_args_for_update, prepare_block_for_update,
4601 prepare_def_site_for, prepare_def_sites,
4602 dump_names_replaced_by, debug_names_replaced_by,
4603 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4604 delete_update_ssa, create_new_def_for,
4605 register_new_name_mapping, mark_sym_for_renaming,
4606 mark_set_for_renaming, need_ssa_update_p,
4607 name_registered_for_update_p, ssa_names_to_replace,
4608 release_ssa_name_after_update_ssa,
4609 insert_updated_phi_nodes_for, update_ssa): New.
4610 * tree-loop-linear.c (linear_transform_loops): Call
4611 update_ssa instead of rewrite_into_ssa.
4612 * tree-optimize.c (vars_to_rename): Remove.
4614 (init_tree_optimization_passes): Replace
4615 pass_redundant_phi with pass_copy_prop.
4617 Replace pass_ccp with pass_store_ccp.
4618 Add pass_store_copy_prop after pass_store_ccp.
4619 (execute_todo): If the TODO_ flags don't include updating
4620 the SSA form, assert that it does not need to be updated.
4621 Call update_ssa instead of rewrite_into_ssa and
4622 rewrite_def_def_chains.
4623 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4624 (tree_rest_of_compilation):
4625 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4626 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4627 TODO_cleanup_cfg): Renumber.
4628 (TODO_verify_loops, TODO_update_ssa,
4629 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4630 TODO_update_ssa_only_virtuals): Define.
4631 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4633 * tree-phinodes.c (make_phi_node): Update documentation.
4634 (remove_all_phi_nodes_for): Remove.
4635 (find_phi_node_for): New.
4636 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4637 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4638 (interpret_rhs_modify_expr): Likewise.
4639 * tree-sra.c (decide_instantiations): Mark all symbols in
4640 SRA_CANDIDATES for renaming.
4641 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4642 (mark_all_v_defs): New function. Update all users to call it
4643 with the whole list of scalarized statements, not just the
4645 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4646 (compute_flow_insensitive_aliasing): If the tag is
4647 unmodifiable and the variable isn't or vice-versa, don't
4648 make them alias of each other.
4649 (setup_pointers_and_addressables): If the type tag for
4650 VAR is about to change, mark the old one for renaming.
4651 (add_type_alias): New.
4652 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4653 (ccp_lattice_t): Rename from latticevalue.
4654 (value): Remove. Update all users.
4655 (const_val): New local variable.
4656 (do_store_ccp): New local variable.
4657 (dump_lattice_value): Handle UNINITIALIZED.
4658 (debug_lattice_value): New.
4659 (get_default_value): Re-write.
4660 (set_lattice_value): Re-write.
4661 (def_to_varying): Remove. Update all users.
4662 (likely_value): Return VARYING for statements that make
4663 stores when STORE_CCP is false.
4664 Return VARYING for any statement other than MODIFY_EXPR,
4665 COND_EXPR and SWITCH_EXPR.
4666 (ccp_initialize): Re-write.
4667 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4668 Move to tree-ssa-propagate.c.
4669 (ccp_lattice_meet): Handle memory stores when
4670 DO_STORE_CCP is true.
4671 (ccp_visit_phi_node): Likewise.
4672 (ccp_fold): Likewise.
4673 (evaluate_stmt): Likewise.
4674 (visit_assignment): Likewise.
4675 (ccp_visit_stmt): Likewise.
4676 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4680 (do_ssa_store_ccp): New.
4681 (gate_store_ccp): New.
4682 (pass_store_ccp): Declare.
4683 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4684 (may_propagate_copy): Reformat.
4685 Don't abort if ORIG is a virtual and DEST isn't.
4686 If NEW does not have alias information but DEST does,
4688 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4689 copy_prop_kind, which_copy_prop): Declare.
4690 (stmt_may_generate_copy, get_copy_of_val,
4691 get_last_copy_of, set_copy_of_val, dump_copy_of,
4692 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4693 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4694 init_copy_prop, fini_copy_prop, execute_copy_prop,
4695 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4696 store_copy_prop): New.
4697 (pass_copy_prop, pass_store_copy_prop): Declare.
4698 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4699 'num_const_prop' and 'num_copy_prop'.
4700 (cprop_operand): Update them.
4701 (dump_dominator_optimization_stats): Dump them.
4702 (tree_ssa_dominator_optimize): Call update_ssa instead of
4704 (loop_depth_of_name): Declare extern.
4705 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4706 values for LOW or HIGH.
4707 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4708 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4709 (cprop_operand): Only propagate if VAL != OP.
4710 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4711 statement for renaming.
4712 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4713 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4714 add_type_alias if necessary.
4715 Call mark_new_vars_to_rename.
4716 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4717 mark every statement updated, call update_ssa and
4718 rewrite_into_loop_closed_ssa.
4719 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4720 from LIVEIN if VAR is a virtual.
4721 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4722 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4723 (get_call_expr_operands): Reformat statement.
4724 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4726 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4727 SSA_NAME_VALUE for every name.
4728 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4729 get_value_loaded_by): New.
4730 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4731 substitute_and_fold): Move from tree-ssa-ccp.c.
4732 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4733 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4734 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4736 * tree-ssa.c (verify_use): Fix error message.
4737 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4738 check_phi_redundancy, kill_redundant_phi_nodes,
4739 pass_redundant_phi): Remove. Update all users.
4740 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4741 add_type_alias, if necessary.
4742 * tree-vectorizer.h (struct _stmt_vect_info): Update
4743 documentation for field 'memtag'.
4744 * tree-vrp.c: New file.
4745 * tree.def (ASSERT_EXPR): Define.
4746 * tree.h (ASSERT_EXPR_VAR): Define.
4747 (ASSERT_EXPR_COND): Define.
4748 (SSA_NAME_VALUE_RANGE): Define.
4749 (struct tree_ssa_name): Add field 'value_range'.
4750 (PHI_REWRITTEN): Remove.
4751 (struct tree_phi_node): Remove field 'rewritten'.
4752 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4753 -ftree-store-copy-prop): Document.
4754 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4755 Document usage of update_ssa.
4757 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4760 * config/rs6000/predicates.md (altivec_register_operand): Accept
4762 (and64_operand): Do not limit CONST_INT to mask64_operand.
4763 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4764 (and_operand): Do not limit CONST_INT to mask_operand.
4766 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4768 PR rtl-optimization/20466
4769 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4770 for overlap of the address of each list member.
4771 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4773 2005-04-08 Mike Stump <mrs@apple.com>
4775 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4777 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4780 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4782 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4784 * function.c (push_function_context_to): Don't set
4786 * function.h (function): Remove contains_functions.
4787 (current_function_contains_functions): Remove.
4789 * function.h (function): Remove instrument_entry_exit.
4790 (current_function_instrument_entry_exit): Remove.
4792 * function.h (nonlocal_labels): Remove.
4794 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4796 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4797 (check_attr_value, write_attr_get, write_expr_attr_cache,
4798 find_attr, make_internal_attr): Don't reference negative_ok or
4800 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4801 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4802 (ATTR_STATIC): Adjust the value.
4804 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4806 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4808 * config/s390/tpf.h (ASM_SPEC): Define.
4810 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4812 * tree-flow.h: Remove the prototype for
4813 redirect_immediate_uses.
4814 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4816 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4818 * arm.c (arm_const_double_by_parts): New function.
4819 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4820 * arm.md (define_split for 64-bit constants): Add another one.
4822 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4824 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4826 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4828 * system.h: Revert last change.
4830 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4832 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4833 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4834 (TARGET_SWITCHES): Delete.
4835 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4836 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4837 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4838 * config/xtensa/xtensa.opt: New file.
4840 2005-04-08 Ben Elliston <bje@au.ibm.com>
4842 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4843 * config/fp-bit.h: Tidy comments.
4845 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4847 * system.h: Poison PARAMS.
4849 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4851 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4852 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4853 (TARGET_SWITCHES): Delete.
4854 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4855 * config/vax/vax.opt: New file.
4857 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4859 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4861 2005-04-07 Ian Lance Taylor <ian@airs.com>
4863 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4865 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4866 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4869 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4871 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4872 all immediate uses in PHI nodes.
4874 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4876 * arm.c (arm_const_double_inline_cost): Handle any constant by
4877 using gen_lowpart and gen_highpart_mode.
4878 (note_invalid_constants): All constants in an RTX with a constraint
4879 that permits memory are now pushed to the constant pool.
4880 (output_move_double): Delete code to handle reg to reg and
4881 constant to reg moves.
4882 (const_double_needs_minipool, output_mov_immediate): Delete.
4883 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4884 CONST_INT and CONST_VECTOR.
4885 * arm.md (ANY64): New mode macro.
4886 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4887 (movdf_soft_insn): Split reg-reg and const-reg moves.
4888 (split patterns for 64-bit constant and register moves): New.
4889 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4890 (cirrus_movdf_hard_insn): Likewise.
4891 * fpa.md (movdf_fpa): Likewise.
4892 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4893 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4895 (movv2si_internal_2): Likewise.
4896 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4897 (movdf_vfp): Likewise.
4898 * arm-protos.h (output_mov_immediate): Delete prototype.
4900 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4903 * simplify-rtx.c (simplify_unary_operation_1): Check
4904 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4906 2005-04-06 James E Wilson <wilson@specifixinc.com>
4909 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4912 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4914 * coverage.h (GCOV_TYPE_NODE): Delete.
4915 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4916 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4917 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4918 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4919 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4921 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4924 * Makefile.in (gcc.pot): Remove options.c dependency.
4925 * optc-gen.awk: Don't quote help strings with N_().
4927 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4929 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4930 the function returns a pointer type.
4932 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4934 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4935 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4936 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4937 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4938 explicit_uses members.
4939 (get_or_create_used_part_for): Initialize new fields.
4940 (fieldoff_compare): New function.
4941 (create_overlap_variables_for): Count number of fields, use
4942 heuristic to determine whether to create subvars for vars with
4944 Sort the field list by offset and avoid creating duplicate SFT's.
4946 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4948 * c.opt (-F): Remove trailing whitespace from help string.
4949 (-finput-charset): Use a tab to separate the switch name and help
4951 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4952 (-ftree-vectorizer-verbose): Likewise.
4954 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4956 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4957 a PHI argument where a use occurs instead of all PHI arguments.
4959 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4961 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4964 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4966 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4967 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4968 config/bfin/bfin.h: Fix comment typos.
4970 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4972 * doc/install.texi: Update the URL for Jacks.
4973 * doc/sourcebuild.texi: Likewise.
4975 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4978 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4979 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4981 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4983 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4985 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4987 * config/v850/v850-protos.h (override_options): Delete.
4988 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4989 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4990 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4991 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4992 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4993 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4994 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4995 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4996 (OVERRIDE_OPTIONS): Delete.
4997 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4998 (small_memory_info): Remove the value field.
4999 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5001 * config/v850/v850.c (small_memory): Remove the value field.
5002 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5003 (override_options): Delete.
5004 (v850_handle_memory_option, v850_handle_option): New functions.
5005 * config/v850/v850.opt: New file.
5007 2005-04-06 Geoffrey Keating <geoffk@apple.com>
5009 * config.host: Add a section for generic hosts, and a subsection
5010 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
5011 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5012 * config/host-darwin.h: New.
5013 * config/x-darwin: New.
5014 * config/i386/host-i386-darwin.c: New.
5015 * config/i386/x-darwin: New.
5016 * config/rs6000/host-darwin.c: Include host-darwin.h.
5017 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5018 (darwin_rs6000_gt_pch_use_address): Likewise.
5019 * config/rs6000/x-darwin: Change name of .o built, update
5020 dependencies for changes to rs6000/host-darwin.c.
5022 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5025 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5027 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
5029 * tree-vect-analyze.c (vect_analyze_loop_form): Call
5030 split_loop_exit_edge instead of loop_split_edge_with.
5032 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
5034 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5035 UNSPEC_SET_VSCR): New constants, used throughout.
5037 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5039 (altivec_vspltis<VI_char>): ... this pattern, using
5040 a QImode const_int_operand for the immediate.
5041 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5044 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5047 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5049 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5051 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5053 2005-04-06 Ben Elliston <bje@au.ibm.com>
5055 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5056 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5057 macros as living in "this file" and not gcc.h.
5059 2005-04-06 Ben Elliston <bje@au.ibm.com>
5061 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5062 -ftree-live_range_split. Perhaps renamed at some point?
5064 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5067 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5068 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5070 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5072 * tree-flow.h (number_of_iterations_cond): Declaration removed.
5073 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5074 (number_of_iterations_special): New function.
5075 (number_of_iterations_exit): Use number_of_iterations_special.
5076 Use simplify_using_outer_evolutions only at -O3.
5077 (number_of_iterations_cond, tree_simplify_using_condition,
5078 simplify_using_initial_conditions, loop_niter_by_eval,
5079 compare_trees, can_count_iv_in_wider_type_bound,
5080 simplify_using_outer_evolutions): Use fold_build.
5082 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
5084 * doc/install.texi (Configuration): Document --with-java-home.
5086 2005-04-05 Richard Henderson <rth@redhat.com>
5090 * config/i386/i386.c (print_operand): Handle vector zeros.
5091 (ix86_split_to_parts): Handle CONST_VECTOR.
5092 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5093 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5094 what modes to tie for MMX and SSE registers.
5095 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5096 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5097 to vector modes as well.
5098 * config/i386/predicates.md (const0_operand): Handle VOIDmode
5099 properly as an input mode.
5101 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5103 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5105 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5107 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5109 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5111 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5112 and local functions, set sse_nregs to 8 and float_in_sse.
5113 (function_arg_advance, function_arg): If float_in_sse, pass
5114 SFmode and DFmode arguments in SSE registers.
5115 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5117 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5118 of -funit-at-a-time.
5120 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5122 * config/i386/i386-protos.h (ix86_function_value): Accept two
5123 arguments, like the target macro.
5124 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5125 * config/i386/i386.c (ix86_function_value): Accept the second
5126 argument of the target macro.
5127 (ix86_function_ok_for_sibcall): Pass a function pointer to
5128 ix86_function_value.
5129 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5130 call to ix86_value_regno).
5131 (ix86_value_regno): Add support for returning floating point values
5134 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5136 PR tree-optimization/20076
5137 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5138 that call __builtin_return or __builtin_apply_args.
5140 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5142 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5143 Use immediate use iterator.
5144 (stmt_is_bumper_for_loop): Use immediate use iterator.
5145 * predict.c (strip_builtin_expect): Use update_stmt.
5146 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5147 on all elements of a STATEMENT_LIST.
5148 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5149 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5150 (bsi_replace): Mark stmt as modified and the update it.
5151 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5152 (expand_complex_libcal): Call update_stmt.
5153 (expand_complex_comparison): Call mark_stmt_modified.
5154 (expand_complex_operations_1): Call update_stmt_if_modified.
5155 (expand_vector_operations_1): Call mark_stmt_modified.
5156 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5157 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5158 add_immediate_use, redirect_immediate_use,
5159 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5160 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5161 (mark_new_vars_to_rename): Call update_stmt.
5162 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5163 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5165 (unmodify_stmt): Delete.
5166 (update_stmt): New. Force an update of a stmt.
5167 (update_stmt_if_modified): update a stmt if it is out of date.
5168 (get_stmt_operands): Verify stmt is NOT modified.
5169 (stmt_modified_p): Update comment.
5170 (delink_imm_use): Remove a use node from its immuse list.
5171 (link_imm_use_to_list): Link a use node to a specific list.
5172 (link_imm_use): Link a node to the correct list.
5173 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5174 it in the correct list, if appropriate.
5175 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5176 (relink_imm_use): Link a use node in place of another node in a list.
5177 (relink_imm_use_stmt): LInk a node in place of another node, and set
5179 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5180 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5181 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5182 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5183 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5184 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5185 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5186 (has_zero_uses): New. Return true if there are no uses of a var.
5187 (has_single_use): New. Return true if there is only a single use of a
5189 (single_imm_use): New. Return the simgle immediate use.
5190 (num_imm_uses): New. Return the number of immediate uses.
5191 (get_v_must_def_ops): Use is now a pointer.
5192 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5193 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5195 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5196 (delink_stmt_imm_use): Delink all immuses from a stmt.
5197 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5198 * tree-flow.h (struct dataflow_d): Delete.
5199 (immediate_use_iterator_d): New. Immediate use iterator struct.
5200 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5201 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5202 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5204 (struct stmt_ann_d): Remove dataflow_t from struct.
5205 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5206 (if_convertible_phi_p): Use FAST immuse iterator.
5207 (if_convertible_loop_p): Don't call compute_immediate_uses.
5208 (replace_phi_with_cond_modify_expr): Call update_stmt.
5209 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5210 update_stmt_if_modified.
5211 (rewrite_all_into_ssa): Initialize ssa operands.
5212 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
5213 compute_immediate_uses.
5214 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
5215 ssa_property is available.
5216 (execute_one_pass): Change parameters passed to execute_todo.
5217 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
5218 (remove_ssa_form): Call fini_ssa_operands.
5219 (insert_backedge_copies): Delete call to modify_stmt.
5220 * tree-phinodes.c (make_phi_node): Initialize use nodes.
5221 (release_phi_node): Delink any use nodes before releasing.
5222 (resize_phi_node): Relink any use nodes.
5223 (remove_phi_arg_num): Delink the use node.
5224 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
5225 (remove_all_phi_nodes_for): Release phi node first.
5226 * tree-pretty-print.c (dump_generic_node): Print stmt address.
5227 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
5228 (scalarize_use, scalarize_copy): Call update_stmt.
5229 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
5230 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
5231 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
5232 (ccp_initialize): Remove call to compute_immediate_uses.
5233 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
5234 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
5236 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
5237 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
5238 (eliminate_redundant_computations): Call mark_stmt_modified.
5239 (cprop_operand): Call mark_stmt_modified.
5240 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
5241 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
5242 (dse_optimize_stmt): Use new immuse interface.
5243 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
5244 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
5245 (substitute_single_use_vars): Use new immuse interface.
5246 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
5247 and compute_immediate_uses.
5248 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
5250 (rewrite_mem_refs): Call update_stmt.
5251 (determine_lsm): Remove call to compute_imm_uses and free_df.
5252 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
5253 (try_unroll_loop_completely): Call update_stmt.
5254 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
5255 (rewrite_use_compare): Call update_stmt.
5256 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
5257 (rewrite_use) : Call update_stmt.
5258 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
5259 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
5261 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
5262 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
5263 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
5265 (initialize_vuse_operand): New. Initialize a vuse operand.
5266 (initialize_v_may_def_operand): New. Initialize a maydef operand.
5267 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
5268 (finalize_ssa_defs): Use stmt parameter.
5269 (correct_use_link): Ensure a use node is in the correct list, and has
5270 the correct stmt pointer.
5271 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
5272 finalize_ssa_v_must_defs): Also initialize use nodes.
5273 (finalize_ssa_stmt_operands): Pass extra stmt operands.
5274 (build_ssa_operands): Seperate parsing from final operand construction.
5275 (parse_ssa_operands): New. Parse entry point for operand building.
5276 (swap_tree_operands): New. Swap 2 tree operands.
5277 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
5279 (get_expr_operands): Call swap_tree_operands when needed.
5280 (copy_virtual_operands): Use initialize routines for virtual use ops.
5281 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
5282 (verify_abort): New. Issue imm_use error.
5283 (verify_imm_links): New Verify imm_use links for a var.
5284 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
5285 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
5286 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
5287 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
5288 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
5289 (NULL_USE_OPERAND_P) Define.
5290 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
5292 (struct vuse_operand_type): New struct.
5293 (SET_USE): Call set_ssa_use_from_ptr.
5295 (PHI_ARG_INDEX_FROM_USE): Define.
5296 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
5297 argument via SET_USE, not PHI_ARG_DEF_TREE.
5298 * tree-ssa-pre.c (eliminate): Call update_stmt.
5299 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
5301 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
5302 (nearest_common_dominator_of_uses): Use imm_use iterator.
5303 (statement_sink_location): Use imm_use iterator and interface.
5304 (execute_sink_code): Don't call compute_immediate_uses or free-df.
5305 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
5306 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
5307 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
5308 (verify_ssa): Ensure no stmt is marked modify after optimization pass
5309 if new parameter is true.
5310 (init_tree_ssa): Don't initialize operand cache here.
5311 (delete_tree_ssa): Don't destroy operand cache here.
5312 (propagate_into_addr): Pass in a use pointer, return true if anything
5314 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
5315 (check_phi_redundancy): Use imm_use iterator.
5316 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5318 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5319 (release_ssa_name): Delink node and all elements in its imm_use list.
5320 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5321 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5322 * tree-vectorizer.c (need_imm_uses_for): Delete.
5323 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5324 * tree.h (struct ssa_imm_use_d): Define.
5325 (SSA_NAME_IMM_USE_NODE): Define.
5326 (struct tree_ssa_name): Add imm_use node.
5328 (PHI_ARG_IMM_USE_NODE): Define.
5329 (struct phi_arg_d): Add imm_use node.
5330 (struct tree_phi_node): Remove struct dataflow_d element.
5331 (TDF_STMTADDR): Define.
5333 2005-04-05 Dale Johannesen <dalej@apple.com>
5335 * doc/invoke.texi (Optimization Options): Remove
5336 duplicate -fcse-follow-jumps. Add -fweb.
5337 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5338 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5340 2005-04-05 Per Bothner <per@bothner.com>
5342 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5343 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5344 (warn_uninit): Get EXPR_LOCUS from context now instead.
5345 This fixes a USE_MAPPED_LOCATION testsuite failure.
5347 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5349 2005-04-05 Per Bothner <per@bothner.com>
5351 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5352 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5353 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5356 2004-04-05 Devang Patel <dpatel@apple.com>
5358 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5359 (lhsr<mode>3): ... new name.
5360 (altivec_vsra<VI_char>): Rename to ..
5361 (ashr<mode>3): ... new name.
5362 * config/rs6000/rs6000.c (builtin_description): Rename shift
5365 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5367 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5368 gen_lowpart_for_combine.
5369 * cse.c (gen_lowpart_if_possible): Move...
5370 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5372 (gen_lowpart_no_emit_general): Use it.
5374 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5376 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5379 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5381 * system.h: Fix typo.
5383 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5385 * config/bfin/bfin-modes.def: New file.
5386 * config/bfin/bfin-protos.h: New file.
5387 * config/bfin/bfin.c: New file.
5388 * config/bfin/bfin.h: New file.
5389 * config/bfin/bfin.md: New file.
5390 * config/bfin/bfin.opt: New file.
5391 * config/bfin/crti.s: New file.
5392 * config/bfin/crtn.s: New file.
5393 * config/bfin/elf.h: New file.
5394 * config/bfin/lib1funcs.asm: New file.
5395 * config/bfin/predicates.md: New file.
5396 * config/bfin/t-bfin: New file.
5397 * config/bfin/t-bfin-elf: New file.
5398 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5399 Document new attributes.
5400 (interrupt, interrupt_handler, saveall): Update documentation for
5402 * doc/install.texi (Specific): Add entry for the Blackfin.
5403 * doc/invoke.texi (Blackfin Options): New section.
5404 * doc/md.texi (Blackfin family): New section to document constraints.
5405 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5407 2005-04-05 Olivier Hainque <hainque@adacore.com>
5409 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5410 match what the system unwinder expects.
5411 * config/mips/mips.c (mips_frame_set): If we're saving the return
5412 address register and the dwarf return address column number differs
5413 from the hard register number, adjust the note reg to refer to the
5416 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5418 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5419 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5420 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5421 (processor_type): New enum.
5422 (mn10300_processor): New variable.
5423 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5424 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5425 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5426 (PROCESSOR_DEFAULT): New macro.
5427 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5428 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5429 (mn10300_handle_option, mn10300_override_options): New functions.
5430 * config/mn10300/mn10300.opt: New file.
5432 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5433 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5435 PR tree-optimization/19903
5436 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5437 that don't fit in their type after conversion.
5439 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5442 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5443 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5444 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5445 flag here. Implement using define_insn_and_split.
5446 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5447 (frndintxf2_mask_pm_i387): New insn patterns.
5448 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5449 Do not set ix86_optimize_mode_switching flag.
5450 (ceilsf2, ceildf2, ceilxf2): Same.
5451 (btruncsf2, btruncdf2, btruncxf2): Same.
5452 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5454 2005-04-05 Ian Lance Taylor <ian@airs.com>
5457 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5458 i386_pe_record_external_function.
5459 (i386_pe_record_external_function): Update declaration.
5460 * config/i386/winnt.c (struct extern_list): Add decl field.
5461 (i386_pe_record_external_function): Add decl parameter.
5462 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5464 * config/i386/i386-protos.h (i386_pe_record_external_function):
5467 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5469 * config/m68k/m68k-protos.h: Add a prototype for
5470 valid_dbcc_comparison_p_2.
5471 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5472 extend_operator, const_uint32_operand, const_sint32_operand,
5473 general_src_operand, nonimmediate_src_operand,
5474 memory_src_operand, post_inc_operand, pre_dec_operand,
5475 pcrel_address): Move to predicates to predicates.md.
5476 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5477 * config/m68k/m68k.md: Include predicates.md.
5478 * config/m68k/predicates.md: New.
5480 2005-04-04 Roger Sayle <roger@eyesopen.com>
5482 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5484 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5486 2005-04-04 Ian Lance Taylor <ian@airs.com>
5488 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5490 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5491 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5492 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5493 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5494 * c-common.c (c_do_switch_warnings_1): New static function broken
5495 out of c_do_switch_warnings.
5496 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5497 (c_do_switch_expr_warnings): New function.
5498 * c-common.h (c_do_switch_expr_warnings): Declare.
5500 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5501 Daniel Jacobowitz <dan@codesourcery.com>
5503 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5505 * rtlanal.c (may_trap_p): Same.
5507 2005-04-04 Dale Johannesen <dalej@apple.com>
5509 * ChangeLog: remove reference to ChangeLog.12.
5511 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5513 CRIS epilogue as RTL.
5514 * config/cris/cris.md: Change all 0 in unspec 0 to
5516 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5517 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5519 ("return"): Change to define_expand. Call cris_expand_return for
5521 ("*return_expanded"): New pattern.
5522 ("epilogue"): New define_expand.
5523 * config/cris/cris.h (PREDICATE_CODES): Add
5524 cris_load_multiple_op.
5525 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5527 (enum cris_retinsn_type): New.
5528 (struct machine_function): New member return_type.
5529 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5530 (cris_target_asm_function_epilogue): Remove, moving RTLified
5532 (cris_expand_epilogue): New function.
5533 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5534 (cris_gen_movem_load, cris_load_multiple_op)
5535 (cris_return_address_on_stack_for_return, cris_expand_return): New
5537 (cris_target_asm_function_prologue)
5538 (cris_initial_frame_pointer_offset): Call
5539 cris_reg_saved_in_regsave_area instead of complicated expression.
5540 Call cris_return_address_on_stack instead of an expression.
5541 (cris_print_operand) <case 'o', case 'O'>: New cases.
5542 (cris_return_address_on_stack): Change return-type to bool.
5543 (cris_simple_epilogue): Ditto. Return false if registers are
5545 * config/cris/cris-protos.h (cris_simple_epilogue)
5546 (cris_return_address_on_stack): Adjust prototype return type.
5547 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5548 (cris_return_address_on_stack_for_return): New prototypes.
5550 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5552 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5553 gpr_or_int12_operand.
5555 * config/frv/frv-protos.h: Add a prototype to
5556 frv_legitimate_memory_operand and frv_const_unspec_p.
5557 (frv_unspec): Move from frv.c.
5558 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5559 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5560 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5561 gpr_or_fpr_operand, gpr_or_int12_operand,
5562 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5563 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5564 int6_operand, int5_operand, uint5_operand, uint4_operand,
5565 uint1_operand, int_2word_operand, uint16_operand,
5566 upper_int16_operand, integer_register_operand,
5567 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5568 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5569 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5570 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5571 move_destination_operand, movcc_fp_destination_operand,
5572 frv_function_symbol_referenced_p, move_source_operand,
5573 condexec_dest_operand, condexec_source_operand,
5574 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5575 const_unspec_operand, gpr_or_memory_operand,
5576 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5577 icc_operand, fcc_operand, cc_operand, icr_operand,
5578 fcr_operand, cr_operand, call_operand, sibcall_operand,
5579 symbolic_operand, relational_operator,
5580 integer_relational_operator, float_relational_operator,
5581 ccr_eqne_operator, minmax_operator,
5582 condexec_si_binary_operator, condexec_si_media_operator,
5583 condexec_si_divide_operator, condexec_si_unary_operator,
5584 condexec_sf_conv_operator, condexec_sf_add_operator,
5585 condexec_memory_operand, intop_compare_operator, acc_operand,
5586 even_acc_operand, quad_acc_operand, accg_operand: Move to
5588 * config/frv/frv.h (PREDICATE_CODES): Remove.
5589 * config/frv/frv.md: Include predicates.md.
5590 * config/frv/predicates.md: New.
5592 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5595 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5596 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5597 (add_standard_iv_candidates_for_size): New function, extracting code
5598 from add_standard_iv_candidates and parameterizing it by type size.
5599 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5601 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5603 * system.h (GCOV_SIZE_TYPE): Unposion.
5604 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5605 (GCOV_TYPE_SIZE): ...this new macro.
5606 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5607 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5608 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5609 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5610 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5611 instead of unsigned_intSI_type_node.
5612 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5613 (rtl_gen_one_value_profiler_no_edge_manipulation)
5614 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5615 * value-prof.c: Include coverage.h.
5617 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5618 Diego Novillo <dnovillo@redhat.com>
5620 Fix PR tree-optimization/20703
5621 Fix PR tree-optimization/20725
5623 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5624 (create_expression_by_pieces): Ditto.
5625 (valid_in_set): Ditto. Also handle tcc_declaration.
5626 (find_or_generate_expression): Handle comparison class.
5627 (insert_into_preds_of_block): Ditto.
5628 (insert_aux): Ditto.
5629 (create_value_expr_from): Handle comparison class, recursively
5630 handle reference nodes.
5631 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5632 (execute_pre): Fix spacing.
5633 (do_fre): Renamed to execute_fre.
5635 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5637 * doc/invoke.texi (SPARC options): Document that
5638 -mlittle-endian is not supported on Linux either.
5640 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5644 * config.gcc (Obsolete configurations): Remove
5645 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5646 (sparclite-*-coff*): Delete.
5647 (sparclite-*-elf*): Likewise.
5648 (sparc86x-*-elf*): Likewise.
5649 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5650 * config/sparc/lite.h: Delete.
5651 * config/sparc/litecoff.h: Likewise.
5652 * config/sparc/liteelf.h: Likewise.
5653 * config/sparc/sp86x-elf.h: Likewise.
5654 * config/sparc/t-sparclite: Likewise.
5655 * config/sparc/t-sp86x: Likewise.
5657 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5659 * config/s390/s390-protos.h: (s390_comparison,
5660 s390_alc_comparison, s390_slb_comparison, const0_operand,
5661 consttable_operand, larl_operand, s_operand,
5662 shift_count_operand, bras_sym_operand, load_multiple_operation,
5663 store_multiple_operation, s390_plus_operand): Remove prototypes.
5664 (s390_legitimate_address_without_index_p): New prototype.
5665 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5667 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5668 const0_operand, consttable_operand, larl_operand, s_operand,
5669 shift_count_operand, bras_sym_operand, load_multiple_operation,
5670 store_multiple_operation, s390_plus_operand): Move to
5672 (check_mode): Remove.
5673 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5675 (s390_legitimate_address_without_index_p): New.
5676 * config/s390/s390.h (PREDICATE_CODES): Remove.
5677 * config/s390/s390.md: Include predicates.md.
5678 * config/s390/predicates.md: New.
5680 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5683 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5684 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5685 (NEED_INDICATE_EXEC_STACK): Define to 1.
5686 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5687 (NEED_INDICATE_EXEC_STACK): Define to 1.
5688 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5689 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5690 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5691 (pic_helper_emitted_p): New global.
5692 (emit_pic_helper): New function extracted from...
5693 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5694 Do not call emit_pic_helper if delay_pic_helper is true.
5695 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5696 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5697 (sparc_file_end): New function.
5699 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5701 * config/mcore/mcore-protos.h: Remove the prototypes for
5702 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5703 mcore_general_movdst_operand, mcore_reload_operand,
5704 mcore_arith_J_operand, mcore_arith_K_operand,
5705 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5706 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5707 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5708 mcore_literal_K_operand, mcore_addsub_operand,
5709 mcore_compare_operand, mcore_load_multiple_operation,
5710 mcore_store_multiple_operation, mcore_call_address_operand.
5711 Add a prototype for const_ok_for_mcore.
5712 * config/mcore/mcore.c (mcore_call_address_operand,
5713 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5714 mcore_arith_reg_operand, mcore_reload_operand,
5715 mcore_arith_J_operand, mcore_arith_K_operand,
5716 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5717 mcore_arith_M_operand, mcore_arith_imm_operand,
5718 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5719 mcore_literal_K_operand, mcore_addsub_operand,
5720 mcore_compare_operand, mcore_load_multiple_operation,
5721 mcore_store_multiple_operation): Move to predicates.md.
5722 (const_ok_for_mcore): Export.
5723 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5724 * config/mcore/mcore.md: Include predicates.md.
5725 * config/mcore/predicates.md: New.
5727 * config/mcore/predicates.md: Fix a comment typo.
5729 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5730 Adrian Straetling <straetling@de.ibm.com>
5732 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5733 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5734 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5736 ("imul"): Removed from "type" attribute.
5737 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5738 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5739 Changed type to imulsi.
5740 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5742 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5744 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5745 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5746 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5747 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5748 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5749 (TARGET_SWITCHES, mcore_stack_increment_string)
5750 (TARGET_OPTIONS): Delete.
5751 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5752 than *_BIT constants.
5753 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5754 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5755 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5756 (mcore_override_options): Delete mcore_stack_increment code.
5757 Change use of M340_BIT to MASK_M340.
5758 * config/mcore/mcore.opt: New file.
5760 2005-04-04 Ian Lance Taylor <ian@airs.com>
5762 * config/arm/arm.c (replace_symbols_in_block): Remove static
5765 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5767 * config/fr30/fr30-protos.h: Remove the prototypes for
5768 stack_add_operand, add_immediate_operand,
5769 high_register_operand, low_register_operand, call_operand,
5770 di_operand, and nonimmediate_di_operand.
5771 * config/fr30/fr30.c (stack_add_operand,
5772 add_immediate_operand, high_register_operand,
5773 low_register_operand, call_operand, di_operand,
5774 nonimmediate_di_operand): Move to predicates.md.
5775 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5776 * config/fr30/fr30.md: Include predicates.md.
5777 * config/fr30/predicates.md: New.
5779 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5780 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5781 mcore_call_address_operand.
5783 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5784 general_movsrc_operand.
5786 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5788 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5791 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5794 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5797 2005-04-04 Richard Henderson <rth@redhat.com>
5798 Jakub Jelinek <jakub@redhat.com>
5800 PR rtl-optimization/16104
5801 * fold-const.c (fold_unary): Fix folding of vector conversions.
5803 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5805 * config.gcc (xstormy16-*-elf): Set extra_options.
5806 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5807 * config/stormy16/stormy16.opt: New file.
5809 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5811 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5812 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5813 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5814 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5815 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5816 (TARGET_UNIX_ASM): Delete.
5817 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5818 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5819 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5820 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5821 * config/pdp11/pdp11.opt: New file.
5823 2005-04-03 Roger Sayle <roger@eyesopen.com>
5824 Alexandre Oliva <aoliva@redhat.com>
5827 * fold-const.c (non_lvalue): Split tests into...
5828 (maybe_lvalue_p): New function.
5829 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5830 C++ front-end prior to lowering into gimple form.
5832 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5834 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5835 BUILT_IN_STRNCASECMP): New.
5836 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5839 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5842 * arm.md (addsi3_compare0_for_combiner): Delete.
5843 (addsi3_compare0_scratch_for_combiner): Delete.
5844 (cmpsi_neg_shiftsi): Delete.
5845 (compare_negsi_si): New pattern.
5846 (cmpsi_negshiftsi_si): New pattern.
5847 (negated_cbranchsi4): Restrict to equality_operator.
5849 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5852 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5854 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5857 * doc/install.texi: Fix a typo.
5859 2005-04-03 Steven Bosscher <stevenb@suse.de>
5862 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5863 a computed goto if the edge to the computed goto block has
5864 incoming abnormal edges. Clarify how the function works.
5866 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5868 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5869 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5870 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5871 hash_scan_set, reg_set_between_after_reload_p,
5872 reg_used_between_after_reload_p, get_avail_load_store_reg,
5873 eliminate_partially_redundant_load): Likewise.
5874 * postreload.c (reload_cse_simplify_set,
5875 reload_combine_note_use): Likewise.
5876 * predict.c (predict_insn, expected_value_to_br_prob,
5877 propagate_freq, expensive_function_p): Likewise.
5878 * print-rtl.c (print_rtx): Likewise.
5879 * profile.c (instrument_edges, instrument_values,
5880 compute_branch_probabilities, branch_prob, union_groups,
5881 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5882 * protoize.c (in_system_include_dir, file_could_be_converted,
5883 file_normally_convertible, gen_aux_info_file, seek_to_line,
5884 do_cleaning): Likewise.
5885 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5886 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5887 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5889 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5891 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5892 * modulo-sched.c (undo_replace_buff_elem): New structure.
5893 (kernel_number_of_cycles, ps_unschedule_node,
5894 undo_generate_reg_moves,free_undo_replace_buff,
5895 undo_permute_partial_schedule, loop_single_full_bb_p,
5896 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5897 build_loops_structure, get_sched_window): New.
5898 (generate_reg_moves): Return undo_replace_buff_elem and other
5900 (generate_prolog_epilog): Remove old loop versioning.
5901 (sms_schedule): Use loop information and loop_version.
5902 (sms_schedule_by_order): Split part of it to get_sched_window.
5903 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5904 cfg_layout_finalize and free_dominance_info before/after SMS.
5906 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5908 * cfghooks.c (lv_flush_pending_stmts,
5909 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5910 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5911 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5912 lv_add_condition_to_bb,
5913 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5914 flush_pending_stmts): New in cfg_hooks structure.
5915 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5916 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5917 lv_add_condition_to_bb): New declarations.
5918 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5920 (loop_version): Declare.
5921 * cfgloopmanip.c (cfghooks.h): Include.
5922 (duplicate_loop_to_header_edge): Change return type to bool.
5923 (loop_version, lv_adjust_loop_entry_edge): Move here.
5924 * cfgrtl.c (cfgloop.h): Include.
5925 (rtl_verify_flow_info_1): Fix.
5926 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5927 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5929 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5930 tree_lv_add_condition_to_bb): New.
5931 (tree_cfg_hooks): Add new hooks to initialization.
5932 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5933 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5935 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5937 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5938 xstormy16_below100_or_register,
5939 xstormy16_splittable_below100_or_register, and
5940 nonimmediate_nonstack_operand.
5942 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5943 xstormy16_ineqsi_operator, equality_operator,
5944 inequality_operator, shift_operator,
5945 xstormy16_below100_operand, xstormy16_below100_or_register,
5946 xstormy16_splittable_below100_or_register,
5947 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5948 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5949 equality_operator, inequality_operator,
5950 xstormy16_below100_operand, xstormy16_below100_or_register,
5951 xstormy16_splittable_below100_or_register,
5952 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5953 nonimmediate_nonstack_operand, shift_operator): Move to
5955 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5956 * config/stormy16/stormy16.md: Include predicates.md.
5957 * config/stormy16/predicates.md: New.
5959 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5961 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5962 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5963 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5964 move_operand, power_of_2_operand): Move to predicates.md.
5965 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5966 PREDICATE_CODE): Remove.
5967 * config/iq2000/iq2000.md: Include predicates.md.
5968 * config/iq2000/predicates.md: New.
5970 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5972 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5973 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5974 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5975 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5976 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5977 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5978 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5979 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5980 (TARGET_M68HC11): Delete.
5981 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5982 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5983 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5984 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5985 (nb_soft_regs): Delete.
5986 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5987 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5988 and MASK_M6812 being set simultaneously. Change the code that sets
5989 the default m68hc11_soft_reg_count to use integers instead of strings.
5990 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5991 m68hc11_soft_reg_count (which now has an int type) as the number
5993 * config/m68hc11/m68hc11.opt: New file.
5995 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5997 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5998 fp_displacement_operand, sp_displacement_operand.
6000 * config/m68hc11/m68hc11-protos.h: Add a prototype for
6002 Remove the prototypes for tst_operand, cmp_operand,
6003 stack_register_operand, d_register_operand,
6004 hard_addr_reg_operand, splitable_operand,
6005 m68hc11_logical_operator, m68hc11_arith_operator,
6006 m68hc11_non_shift_operator, m68hc11_shift_operator,
6007 m68hc11_unary_operator, m68hc11_eq_compare_operator,
6008 non_push_operand, hard_reg_operand, and
6009 reg_or_some_mem_operand.
6010 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6012 (tst_operand, cmp_operand, non_push_operand,
6013 splitable_operand, reg_or_some_mem_operand,
6014 stack_register_operand, d_register_operand,
6015 hard_addr_reg_operand, hard_reg_operand,
6016 m68hc11_eq_compare_operator, m68hc11_logical_operator,
6017 m68hc11_arith_operator, m68hc11_non_shift_operator,
6018 m68hc11_shift_operator, m68hc11_unary_operator): Move to
6020 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6021 * config/m68hc11/m68hc11.md: Include predicates.md.
6022 * config/m68hc11/predicates.md: New.
6024 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6027 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6028 change checked in along with 2005-03-03's patch for debug/20253.
6029 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6030 (remap_decl): Insert type decl in map earlier.
6032 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6034 PR tree-optimization/20640
6035 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6036 post-dominator if it has phi nodes.
6037 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6038 before dead statements.
6040 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6043 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6045 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6047 PR rtl-optimization/20290
6048 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6049 in every iteration if the entry point is the exit test.
6051 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
6053 * config/cris/cris.md (attribute "length"): Define.
6055 2005-04-02 Geoffrey Keating <geoffk@apple.com>
6057 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6058 (word_offset_memref_operand): New.
6059 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6060 (indexed_or_indirect_operand): Delete.
6061 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6062 (indexed_or_indirect_operand): Delete.
6064 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6067 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6070 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6071 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6073 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6075 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6077 2005-04-01 Ian Lance Taylor <ian@airs.com>
6079 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6080 (rus, prus): Remove static variables.
6081 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6082 (process_command): Permit report_times and use_pipes together.
6084 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6086 * c-decl.c (validate_proto_after_old_defn): Look at
6087 TYPE_MAIN_VARIANT of argument types.
6089 2005-04-01 Paul Brook <paul@codesourcery.com>
6091 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6092 (arm_output_function_epilogue): Allow call_via_SP.
6093 (thumb_call_via_reg, arm_file_end): Ditto.
6094 * config/arm/arm.h (struct machine_function): Include space for SP.
6095 (thumb_call_via_label): Update declaration.
6097 2005-04-01 Ian Lance Taylor <ian@airs.com>
6099 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6100 doing a peephole optimization, once again put any notes in the
6103 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6105 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6107 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6109 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6110 (block_alloc, find_free_reg): Likewise.
6111 * loop-doloop.c (doloop_modify): Likewise.
6112 * loop-invariant.c (record_use): Likewise.
6113 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6114 get_iv_value, canon_condition, eliminate_implied_condition,
6115 eliminate_implied_condition, simplify_using_initial_values,
6116 shorten_into_mode, canonicalize_iv_subregs,
6117 iv_number_of_iterations): Likewise.
6118 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6119 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6120 unswitch_loop): Likewise.
6121 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6122 move_movables, replace_call_address, find_and_verify_loops,
6123 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6124 record_giv, final_giv_value, general_induction_var,
6125 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6126 loop_giv_dump): Likewise.
6128 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6129 GCOV_CHECK_WRITING): Remove.
6130 (gcov_position, gcov_rewrite): Use gcc_assert.
6131 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6132 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6133 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6136 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6138 * tree-inline.c: Fix a typo.
6140 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6142 * configure.ac (enable-checking): Explicitly set all variables for
6143 collective switch values. Alphabetize variables. Rename
6144 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6146 * doc/install.texi (enable-checking): Update documentation.
6147 * configure: Rebuilt.
6149 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6151 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6154 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6156 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6157 Also reject cases where this pattern will cause load delay stalls
6158 unless optimizing for size and it will produce a shorter sequence.
6159 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6160 variants to avoid pre-adjusting the base when possible.
6162 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6164 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6165 the frame and argument pointers.
6166 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6167 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6168 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6169 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6170 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6171 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6173 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6175 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6176 with entry for selectany attribute.
6177 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6179 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6180 (i386_pe_asm_named_section): Handle sections generated by
6181 selectany attribute.
6182 * doc/extend.texi (selectany): Document attribute.
6184 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6185 Jan Hubicka <jh@suse.cz>
6187 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6188 to fix addresses involving EBP and ESP.
6189 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6190 for SUBREGed registers.
6191 (legitimate_address_p): Accept SUBREGed registers.
6193 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6196 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6197 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6200 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6202 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6204 2005-04-01 James E Wilson <wilson@specifixinc.com>
6207 * dwarf2out.c (rtl_for_decl_init): New function.
6208 (rtl_for_decl_location): Extracted from here.
6209 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6210 add_const_value_attribute. Delete initializer_constant_valid_p call.
6212 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6214 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
6215 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
6216 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
6217 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
6218 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
6219 config/i386/i386.md, config/rs6000/predicates.md,
6220 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
6221 config/s390/s390.c, config/stormy16/stormy16.c,
6222 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
6225 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6228 * gimplify.c (gimplify_expr): Create a temporary for lvalue
6229 COND_EXPR and CALL_EXPR.
6231 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
6234 * genautomata.c (first_cycle_unit_presence): Check all alternative
6235 states for unit presence.
6237 * doc/md.texi: Remove remark about impossibility to query unit
6238 presence in non nondeterministic automaton state.
6240 * config/ia64/ia64.c (get_template): Change order of unit querying.
6242 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6244 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
6247 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
6249 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
6250 flag for edges outside any loops.
6252 2005-03-31 Janis Johnson <janis187@us.ibm.com>
6254 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
6256 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6258 * tree-ssa-alias.c: Follow spelling conventions.
6259 * doc/tree-ssa.texi: Fix a typo.
6261 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
6263 * postreload-gcse.c: Include target.h.
6264 (gcse_after_reload_main): Return early if we cannot modify jumps.
6265 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
6267 2005-03-31 David Edelsohn <edelsohn@gnu.org>
6269 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
6270 expensive operations.
6272 2005-03-31 Ian Lance Taylor <ian@airs.com>
6274 * collect2.c (lderrout): New variable.
6275 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
6276 if it is set, to stderr.
6277 (handler): Unlink lderrout if it is set.
6278 (dump_file): Add "to" parameter. Change all callers.
6279 (main): Initialize lderrout.
6280 (collect_execute): Add errname parameter. Change all callers.
6281 Rename redir parameter to outname. Never pass
6282 PEX_STDERR_TO_STDOUT to pex_run.
6283 * collect2.h (collect_execute, dump_file): Update declarations.
6284 * tlink.c (tlink_execute): Add errname parameter. Change all
6286 (do_tlink): Check lderrout as well as ldout.
6288 2005-03-31 Caroline Tice <ctice@apple.com>
6290 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
6291 (bb-reorder.o): Add errors.h to list of requirements.
6292 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
6293 profiledbootstrap flags.
6294 * bb-reorder.c (errors.h): Add new include.
6295 (struct bbro_basic_block_data_def): Add new field, in_trace.
6296 (add_unlikely_executed_notes): Remove function.
6297 (mark_bb_for_unlikely_executed_section): Remove function.
6298 (insert_section_boundary_note): New function.
6299 (verify_hot_cold_block_grouping): New function.
6300 (push_to_next_round_p): Remove variables and tests that push all
6301 cold blocks to last round.
6302 (find_traces): Remove code that added extra round of trace finding
6303 when doing partitioning.
6304 (find_traces_1_round) : Remove variable last_round; add code to
6305 update new struct field, in_trace; correct trace_length where it was
6306 incorrect before (after call to copy_bb); change code that pushed all
6307 cold blocks to last round. Instead verify that all blocks going into
6308 a trace belong in the same partition.
6309 (connect_traces): Modify to connect the traces in two passes, if the
6310 function contains both hot and cold blocks. The first pass connects
6311 all the traces for blocks in the partition that the first block in
6312 the function belongs to; the second pass connnects all the traces
6313 containing blocks that belong in the other partition.
6314 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6315 code that automatically put the first block in a function into the
6316 hot partition if the function had any hot blocks.
6317 (fix_crossing_unconditional_branches): Check number of succ edges
6318 before attempting to get one.
6319 (fix_edges_for_rarely_executed_code): Update comment describing
6321 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6322 remove call to add_unlikely_executed_notes; add call to
6323 verify_hot_cold_block_grouping.
6324 (duplicate_computed_gotos): Don't change computed goto if it's a
6326 (partition_hot_cold_basic_blocks): Update function comment.
6327 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6329 (try_forward_edges): Likewise.
6330 (merge_blocks_move_predecessor_nojumps): Likewise.
6331 (merge_blocks_move_successor_nojumps): Likewise.
6332 (merge_blocks_move): Likewise.
6333 (try_crossjump_bb): Likewise.
6334 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6335 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6336 notes to cold bb's; remove call to update_unlikely_executed_notes.
6337 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6338 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6339 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6340 function declaration.
6341 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6343 (rtl_can_merge_blocks): Remove redundancy from condition.
6344 (try_redirect_by_replacing_jump): Likewise.
6345 (force_nonfallthru_and_redirect): Remove code for adding
6346 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6347 (commit_one_edge_insertion): Likewise.
6348 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6349 * dbxout.c (FORCE_TEXT): Replace function_section with
6350 current_function_section.
6351 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6352 function, switch_text_section.
6353 (struct xcoff_debug): Likewise.
6354 (dbxout_function_end): Add code to put out label diffs for both
6355 hot and cold sections.
6356 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6357 for new debug_hooks funciton, switch_text_section..
6358 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6359 switch_text_section.
6360 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6361 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6362 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6363 dw_fde_switched_sections.
6364 (output_call_frame_info): Add test to see if function switches text
6365 sections in the middle; if so, use appropriate extra hot and cold
6366 section labels to compute size deltas for the hot and cold sections.
6367 (dwarf2out_begin_prologue): Add code to initialize new fields in
6369 (dwarf2out_switch_text_section): New function (invoked through
6370 debug_hook); updates new fields in dw_fde_struct appropriately and
6371 increments separate_line_info_table_in_use.
6372 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6373 dwarf2out_switch_text_section.
6374 (struct var_loc_node): Add new field, section_label.
6375 (output_aranges): Add code to check whether in hot or cold section and
6376 use the appropriate label in calculating deltas.
6377 (output_ranges): Likewise.
6378 (output_line_info): Add code to check which section we're in and
6379 use appropriate hot/cold label.
6380 (add_location_or_constant_value_attribute): Likewise.
6381 (gen_subprogam_die): Modify arange attributes to use correct labels.
6382 (dwarf2out_begin_block): Change call to function_section into call to
6383 current_function_section.
6384 (dwarf2out_end_block): Likewise.
6385 (dwarf2out_source_line): Likewise.
6386 (dwarf2out_var_location): Add code to check whether in hot or cold
6387 section and use the appropriate label.
6388 * except.c (output_function_exception_table): Change call to
6389 function_section into call to current_function_section.
6390 * final.c (profile_function): Likewise.
6391 (scan_ahead_for_unlikely_executed_note): Remove function.
6392 (final_scan_insn): Remove calls to
6393 scan_ahead_for_unlikely_executed_note, and related code for switching
6394 to cold section, except for the single time
6395 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6396 debug_hooks->switch_text_sections; replace appropriate calls to
6397 function_section with calls to current_function_section.
6398 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6399 test_bb to condition.
6400 (find_if_case_2): Likewise.
6401 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6402 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6403 * opts.c (decode_options): Change warning about hot/cold partitioning
6404 with exceptionss to inform (so as not to cause bootstrap failures);
6405 remove warning about partitioning with DWARF debug info.
6406 * output.h (current_function_section): Add new function decl.
6407 (insert_section_boundary_note): Likewise.
6408 (enum in_section): Move this declaration here from varasm.c.
6409 (unlikely_section_label): Likewise.
6410 (unlikely_text_section_name): Likewise.
6411 (last_text_section_name): New global variable.
6412 (last_text_section): Likewise.
6413 (hot_section_label): Likewise.
6414 (hot_section_end_label): Likewise.
6415 (cold_section_end_label): Likewise.
6416 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6417 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6418 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6419 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6420 insn from consideration.
6421 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6422 switch_text_section.
6423 * varasm.c (basic-block.h): Add new include.
6424 (unlikely_section_label_printed): Remove global variable.
6425 (unlikely_section_label): Make global variable not be static any more.
6426 (unlikely_text_section_name): Likewise.
6427 (hot_section_end_label): New global variable (not static)
6428 (first_function_block_is_cold): Likewise.
6429 (hot_section_label): Likewise.
6430 (cold_section_end_label): Likewise..
6431 (last_text_section): New global variable, not static.
6432 (last_text_section_name): New global variable, not static.
6433 (initialize_cold_section_name): New function.
6434 (enum in_section): Move declaration to output.h.
6435 (text_section): Update last_text_section.
6436 (unlikely_text_section): Replace code to determine cold section name
6437 with call to initialize_cold_section_name; Add code to update
6438 last_text_section; remove code for printing out label.
6439 (named_section_real): Add code to update last_text_section and
6440 last_text_section_name as appropriate.
6441 (function_section): Change test for 'unlikely' to depend on
6442 first_function_block_is_cold (moved old test to
6443 current_function_section).
6444 (current_function_section): New function.
6445 (assemble_start_function): Move code that frees
6446 unlikely_text_section_name; initialize hot_section_end_label;
6447 print hot and cold section labels at the start of the function;
6448 set first_function_block_is_cold, if appropriate; initialize l
6449 ast_text_section; add call to insert_section_boundary_note.
6450 (assemble_end_function): Add code to write out hot and cold section
6452 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6453 switch_text_section.
6454 * config/darwin.c (machopic_select_section): Replace incorrect
6455 function in base_funs; update reloc for cold sections if necessary.
6456 * config/darwin.h (SECTION_FUNCTION): Add code to update
6457 last_text_section if appropriate.
6458 (text_unlikely_section): Remove.
6459 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6460 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6461 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6462 partitioning for this architecture.
6464 2005-03-31 Olivier Hainque <hainque@adacore.com>
6466 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6467 defined and non-zero.
6469 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6472 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6475 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6478 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6479 label operand. Remove (use (unspec..)). Don't emit a label on
6481 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6482 generate inline label for load_toc_v4_PIC_1b.
6483 (rs6000_emit_load_toc_table): Likewise.
6485 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6487 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6488 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6490 2005-03-29 Devang Patel <dpatel@apple.com>
6492 * tree-sra.c (decide_block_copy): Disable scalarization of
6495 2005-03-30 Stuart Hastings <stuart@apple.com>
6496 Dale Johannesen <dalej@apple.com>
6498 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6499 * print-tree.c (print_node): Add case STATEMENT_LIST.
6501 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6503 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6504 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6505 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6506 is given with "powerpc64*" or "all", or when --with-cpu chooses
6509 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6512 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6513 gen_lexical_block_die.
6514 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6516 2005-03-31 Jan Hubicka <jh@suse.cz>
6518 2004-11-02 Jan Hubicka <jh@suse.cz>
6520 * cgraph.c (cgraph_varpool_node_name): New function.
6521 (dump_cgraph_varpool_node): New function.
6522 (dump_varpool): New function.
6523 * cgraphunit.c (cgraph_optimize): Dump varpool.
6525 2004-10-16 Jan Hubicka <jh@suse.cz>
6527 * cgraph.c (decide_is_variable_needed): New function.
6528 (cgraph_varpool_finalize_decl): Use it.
6529 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6531 * final.c (output_addr_const): Do not call mark_referenced.
6532 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6533 always go via cgraph.
6534 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6535 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6536 * tree-optimize.c (execute_inline): Mark functions called.
6537 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6539 2004-10-11 Jan Hubicka <jh@suse.cz>
6541 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6542 (cgraph_varpool_last_needed_node): New static variable.
6543 (enqueue_needed_varpool_node): Break out from ...; add items to the
6544 end of queue; update first pointers.
6545 (cgraph_varpool_mark_needed_node): ... here.
6546 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6547 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6548 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6549 (cgraph_varpool_first_unanalyzed_node): Declare.
6550 * cgraphunit.c: Include output.h.
6551 (cgraph_varpool_analyze_pending_decls): New function.
6552 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6553 for errors, analyze pending decls.
6554 (cgraph_finalize_compilation_unit): Only analyze decls.
6555 (cgraph_optimize): Assemble the decls after expanding.
6557 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6559 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6560 subvars get marked properly in tags for grouping.
6561 (add_pointed_to_var): Mark only actual pointed to
6562 variables/subvars in addresses needed.
6563 (create_overlap_variables_for): Clear call clobbered on original
6565 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6566 addresable vars with subvars into list.
6567 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6570 2005-03-30 Richard Henderson <rth@redhat.com>
6572 * cgraph.h (struct cgraph_node): Add alias.
6573 * varasm.c (assemble_alias): Set it.
6574 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6575 avoid calling cgraph_expand_function.
6577 2005-03-30 Tom Tromey <tromey@redhat.com>
6579 * tree.def (FILE_TYPE): Removed.
6580 * typeclass.h (enum type_class): Removed file_type_class.
6581 * dwarf2out.c (is_base_type): Updated.
6582 (gen_type_die): Likewise.
6583 * dbxout.c (dbxout_type): Updated.
6584 * builtins.c (type_to_class): Updated.
6585 * tree.c (type_contains_placeholder_1): Updated.
6586 * config/sparc/sparc.c (sparc_type_code): Updated.
6587 * config/ia64/ia64.c (hfa_element_mode): Updated.
6588 * expr.c (count_type_elements): Updated.
6589 * stor-layout.c (layout_type): Updated.
6590 * tree-inline.c (remap_type): Updated.
6591 * tree-pretty-print.c (dump_generic_node): Updated.
6593 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6595 * builtins.c (expand_builtin_powi): Fix mode of
6596 2nd argument to match int.
6597 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6598 2nd argument type to int.
6599 * libgcc2.c: Change prototype of __powi* functions to use
6602 2005-03-30 Dale Johannesen <dalej@apple.com>
6605 * calls.c (expand_call): Flush pending deferrals before
6608 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6612 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6613 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6614 c_label_context, label_context_stack): New.
6615 * c-decl.c (define_label): Check for jumps into statement
6616 expressions. Add label to list of defined labels.
6617 (start_function): Push context on label_context_stack.
6618 (finish_function): Pop context from label_context_stack.
6619 * c-typeck.c (label_context_stack): New.
6620 (c_finish_goto_label): Check for jumps into statement
6621 expressions. Add label to list of jumped to labels.
6622 (struct c_switch): Add blocked_stmt_expr.
6623 (c_start_case): Initialize it.
6624 (do_case): Check it.
6625 (c_finish_case): Verify !blocked_stmt_expr.
6626 (c_begin_stmt_expr): Push context on label_context_stack.
6627 Increment blocked_stmt_expr. Mark labels jumped to from outside
6629 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6630 defined in the statement expression and no longer jumpable to.
6631 Mark labels jumped to from just outside the statement expression
6632 as again definable. Pop context from label_context_stack.
6633 * doc/extend.texi (Statement Exprs): Update.
6635 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6638 * c-decl.c (start_function): Check for old_decl being
6641 2005-03-30 Ian Lance Taylor <ian@airs.com>
6643 * final.c (final): Remove prescan parameter. Change all callers.
6644 (final_scan_insn): Remove prescan parameter. Change all callers.
6646 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6648 * tree-vectorizer.c: Fix comment typos.
6650 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6652 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6653 as soon as a chrec_dont_know is detected.
6655 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6657 Merge from csl-arm-branch.
6658 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6660 * tlink.c (recompile_files): Do not assume that "rename" can
6661 overwrite an existing file.
6663 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6665 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6666 * gcc/configure: Regenerate.
6668 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6670 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6672 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6674 * calls.c (struct arg_data): Update "partial" comment.
6675 (load_register_parameters): Update "nregs" comment.
6677 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6679 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6680 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6681 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6682 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6683 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6684 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6685 than target_flags & 0.
6686 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6687 (iq2000_arch, iq2000_parse_cpu): Delete.
6688 (TARGET_HANDLE_OPTION): Override default.
6689 (iq2000_handle_option): New function.
6690 (override_options): Remove -march= and -mcpu= handling.
6691 * config/iq2000/iq2000.opt: New file.
6693 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6695 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6696 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6697 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6698 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6699 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6700 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6701 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6702 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6703 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6704 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6705 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6706 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6707 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6708 (TARGET_OPTIONS): Delete.
6709 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6710 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6711 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6712 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6713 (c4x_cpu_version_string): Delete.
6714 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6715 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6716 equivalent -mcpu= option.
6717 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6718 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6719 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6720 or clearing the appropriate MASK_* bit.
6721 (c4x_file_start): Use c4x_cpu_version.
6722 * config/c4x/c4x.opt: New file.
6724 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6726 * doc/options.texi: Document the new MaskExists flag.
6727 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6728 if the option has the MaskExists flag.
6730 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6732 * opt-functions.awk (flag_set_p, test_flag): New functions.
6733 (switch_flags): Use them.
6734 * opth-gen.awk: Use flag_set_p to check for flags.
6735 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6737 2005-03-30 Ian Lance Taylor <ian@airs.com>
6739 * config.host (i[34567]86-*-mingw32*): Don't set
6740 host_can_use_collect2 to no.
6742 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6745 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6746 Remove convert_memory_address call duplicating that in memory_address.
6748 2005-03-29 Richard Henderson <rth@redhat.com>
6751 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6752 (build_compound_literal): Likewise. Propagate decl type into the
6754 (finish_decl): Likewise. Use new return value from complete_array_type
6755 for zero sized arrays.
6756 (complete_array_type): Move ...
6757 * c-common.c (complete_array_type): ... here. Change first argument
6758 to pointer-to-type-node. Consistently use sizetype for the index
6759 except for zero sized arrays. Detect zero sized arrays for pedantic
6760 mode diagnostics. Create a new type node instead of modifying the
6762 * c-tree.h (complete_array_type): Move decl ...
6763 * c-common.h (complete_array_type): ... here.
6765 2005-03-29 Richard Henderson <rth@redhat.com>
6768 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6770 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6772 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6773 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6774 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6775 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6777 2005-03-29 Eric Christopher <echristo@redhat.com>
6779 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6780 truthvalue conversion removal.
6782 2005-03-29 Ian Lance Taylor <ian@airs.com>
6785 * collect2.c: Never include <vfork.h>.
6786 (VFORK_STRING, vfork): Don't define.
6787 (pid): Remove global variable.
6788 (handler): Call raise instead of kill (getpid(), ...).
6789 (collect_wait): Add pex parameter. Change all callers. Use
6790 pex_get_status rather than pwait.
6791 (do_wait): Add pex parameter. Change all callers.
6792 (collect_execute): Return struct pex_obj * rather than void. Use
6793 pex routines rather than pexecute.
6794 (fork_execute): Get pex_obj from collect_execute, and pass it to
6796 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6797 Only declare quit_handler if SIGQUIT is defined.
6798 (scan_libraries): Likewise.
6799 * collect2.h (collect_execute): Update declaration.
6800 (collect_wait): Update declaration.
6801 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6802 pass it to collect_wait.
6804 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6807 * c-parser.c (c_parser_compound_statement_nostart): Give error
6808 message for EOF instead of just setting parser->error.
6810 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6812 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6813 (slpeel_update_phi_nodes_for_guard1): New function.
6814 (slpeel_update_phi_nodes_for_guard2): New function.
6815 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6816 of slpeel_update_phi_nodes_for_guard.
6817 (vectorize_loops): Remove call to loop_closed_rewrite.
6818 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6821 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6823 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6824 (TARGET_LITTLE_ENDIAN): New macro.
6825 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6826 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6827 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6828 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6829 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6830 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6831 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6832 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6833 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6834 (TARGET_OPTIONS): Delete.
6835 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6836 (CACHE_FLUSH_TRAP): Turn into an integer.
6837 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6838 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6839 -mflush-trap is in use.
6840 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6841 (m32r_cache_flush_trap_string): Delete.
6842 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6843 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6844 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6845 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6846 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6847 -mmodel= and -msdata= handling from...
6848 (m32r_init): ...here.
6849 * config/m32r/m32r.opt: New file.
6851 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6853 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6854 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6855 * tree-vect-analyze.c (vect_object_analysis): additional parm
6856 pass back a "struct ptr_info_def *" with the points-to info.
6857 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6858 statement using info returned from vect_object_analysis.
6859 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6860 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6861 for virtual uses and defs when creating a replacement vector
6862 reference. Call duplicate_ssa_name_ptr_info to define points-to
6863 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6864 (vectorizable_store): copy_virtual_operands and update
6865 definition statements.
6866 (vectorizable_load): copy_virtual_operands. Remove call to
6867 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6868 * tree-vectorizer.c (vectorize_loops): Remove calls to
6869 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6870 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6871 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6872 define macro STMT_VINFO_PTR_INFO for use in accessing.
6873 * tree.h add export of duplicate_ssa_name_ptr_info.
6874 * rs6000.c (altivec_init_builtins): Declare builtin function
6875 __builtin_altivec_mask_for_load to be "const".
6877 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6880 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6881 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6882 assemble_variable on aliases.
6883 * varasm.c (assemble_alias): Set node->alias.
6884 * toplev.c (wrapup_global_declarations): Don't call
6885 rest_of_decl_compilation on aliases again.
6887 2005-03-29 Paul Brook <paul@codesourcery.com>
6889 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6890 * config/arm/arm.c (arm_dbx_register_number): New function.
6891 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6893 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6896 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6897 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6899 2005-03-29 Dale Johannesen <dalej@apple.com>
6901 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6902 $(TREE_H) and $(COVERAGE_H).
6903 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6904 * opts.c (common_handle_option): Enable tree-based value transforms.
6905 * toplev.c (process_options): Ditto.
6906 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6907 refers to references to this type.
6908 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6909 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6910 for may_be_more, may_be_less.
6911 (rtl_gen_pow2_profiler): Adjust.
6912 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6913 (rtl_gen_one_value_profiler): Adjust.
6914 (rtl_gen_const_delta_profiler): Adjust.
6915 * tree-profile.c (tree_gen_interval_profiler): Implement.
6916 (tree_gen_pow2_profiler): Ditto.
6917 (tree_gen_one_value_profiler): Ditto.
6918 (tree_profiling): New.
6919 (pass_tree_profile): Reference it.
6920 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6922 (insn_divmod_values_to_profile): Rename to
6923 rtl_divmod_values_to_profile. Adjust.
6924 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6925 (insn_prefetch_values_to_profile): Adjust.
6926 (rtl_value_profile_transformations): Adjust.
6927 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6928 (gen_mod_pow2): Rename to rtl_mod_pow2.
6929 (gen_mod_subtract): Rename to rtl_mod_subtract.
6930 (divmod_fixed_value_transform): Rename to
6931 rtl_divmod_fixed_value_transform.
6932 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6933 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6934 (rtl_find_values_to_profile): Adjust.
6935 (tree_value_profile_transformations): Implement.
6936 (tree_divmod_values_to_profile): New.
6937 (tree_values_to_profile): New.
6938 (tree_divmod_fixed_value): New.
6939 (tree_mod_pow2): New.
6940 (tree_mod_subtract): New.
6941 (tree_divmod_fixed_value_transform): New.
6942 (tree_mod_pow2_value_transform): New.
6943 (tree_mod_subtract_transform): New.
6944 (tree_find_values_to_profile): Implement.
6945 * profile.c (instrument_values): Free histograms.
6946 (compute_value_histograms): Adjust. Implement tree version.
6948 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6950 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6951 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6952 variable. Output "fldcw" depending on round_mode.
6953 * config/i386/i386.md (UNSPEC_FIST): New.
6954 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6955 New isns patterns to implement lrint and llrint built-ins as x87
6957 (fistdi2, fist<mode>2 splitters): New splitters.
6958 (lrint<mode>2): New expanders.
6960 2005-03-28 Ian Lance Taylor <ian@airs.com>
6962 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6963 0 when calling final_scan_insn.
6965 2005-03-28 Jan Hubicka <jh@suse.cz>
6968 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6971 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6972 types where possible.
6974 2005-03-26 Per Bothner <per@bothner.com>
6976 Make -f[no-]show-column also control non-cpp diagnostics.
6977 * c.opt (fshow-column): Move option from here ...
6978 * common.opt (fshow-column): ... to here.
6979 * diagnostic.c (diagnostic_build_prefix): Only print column number
6980 if flag_show_column.
6982 2005-03-27 Steven Bosscher <stevenb@suse.de>
6984 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6985 vax_output_conditional_branch): New prototypes.
6986 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6987 extracted from vax.md mov and add patterns.
6988 (vax_output_conditional_branch): New function to output conditional
6989 branch instructions.
6990 * vax.md: Use mode macros for arithmetic and mov patterns.
6991 Use code macros for the jump patterns.
6993 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6995 * Makefile.in (libbackend.o): Depend on version files;
6996 add custom generation command.
6998 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7001 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7002 sure that we have a REG before getting its REGNO.
7004 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7006 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7007 * builtins.def (BUILT_IN_STRNDUP): New.
7009 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
7011 PR tree-optimization/20470
7012 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7015 2005-03-25 Mike Stump <mrs@apple.com>
7017 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7020 2005-03-25 Geoffrey Keating <geoffk@apple.com>
7022 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7023 Use our own structure definitions.
7025 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7026 (fix_truncdfsi2): Allow registers or memory as destination.
7027 When TARGET_PPC_GFXOPT, generate simplified pattern.
7028 (fix_truncdfsi2_internal): Use define_insn_and_split.
7029 (fix_truncdfsi2_internal_gfxopt): New.
7030 (fctiwz): Don't confuse register allocation by giving it no choices.
7032 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7033 (EXTRA_MEMORY_CONSTRAINT): Likewise.
7034 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7035 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7037 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7039 * dominance.c (free_dominance_info): Speed up by freeing et
7040 data structures without maintaining other nodes.
7041 * et-forest.c (et_free_tree_force): New.
7042 * et-forest.h: Add a prototype for et_free_tree_force.
7044 * tree.c (get_set_constructor_bits,
7045 get_set_constructor_bytes): Remove.
7046 * tree.h: Remove the corresponding prototypes.
7048 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7051 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7052 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
7053 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
7054 PRE_DEC, NEG and NOT.
7056 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7058 * fold-const.c: Convert uses of fold (build (...)) to
7061 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
7063 PR rtl-optimization/20249
7064 * cse.c (insert_regs): Do not record equivalence of registers in
7067 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
7069 * emit-rtl.c (reverse_comparison): Remove.
7070 * rtl.h: Remove the corresponding prototype.
7072 2005-03-24 James E Wilson <wilson@specifixinc.com>
7074 * doc/install.texi (--enable-altivec): Delete docs.
7076 2005-03-24 David Edelsohn <edelsohn@gnu.org>
7078 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7079 SFmode and DFmode before reload when
7080 flag_unsafe_math_optimizations not enabled.
7082 2005-03-24 Geoffrey Keating <geoffk@apple.com>
7084 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7086 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7087 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7089 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
7091 * configure.ac (enable-checking): Add 'runtime' option.
7092 * doc/install.texi (enable-checking): Document 'runtime' checking.
7093 * tsystem.h (gcc_assert, gcc_unreachable): Define.
7094 * config.in: Regenerated.
7095 * configure: Regenerated.
7097 2005-03-23 Uros Bizjak <uros@kss-loka.si>
7099 * optabs.h (enum optab_index): Remove OTI_llrint.
7100 (llrint_optab): Remove macro.
7101 * optabs.c (init_optabs): Remove llrint_optab initialization.
7102 * genopinit.c (optabs): Remove llrint_optab implementation.
7103 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7106 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7108 PR rtl-optimization/20532
7109 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7110 overflow when adding coefficients for PLUS or MINUS.
7111 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7114 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7116 * langhooks.h (truthvalue_conversion): Remove.
7117 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7118 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7119 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7120 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7121 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7123 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7125 * params.def: Fix a typo.
7126 * config/mips/mips.c: Follow the spelling convensions.
7127 * doc/invoke.texi: Fix typos.
7129 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7131 Fix PR tree-optimization/20601
7133 * tree-ssa-pre.c (insert_aux): Add missing condition to
7136 2005-03-23 Ian Lance Taylor <ian@airs.com>
7138 * final.c (final_scan_insn): Don't remove no-op instructions.
7139 * reload1.c (reload): Remove simple no-op instructions even when
7142 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7144 PR tree-optimization/20501
7145 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7146 reporting that peeling for alignment is applied moved to...
7147 * (vect_analyze_data_refs_alignment): Here.
7149 2005-03-23 Ian Lance Taylor <ian@airs.com>
7151 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7153 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7155 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7156 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7158 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7160 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7161 imply that this is called once, independent of asms in code.
7162 Adjust to now being pased output and input lists. Mention helper
7163 function decl_overlaps_hard_reg_set_p.
7164 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7165 hook_tree_tree_identity and to take three trees, returning third.
7166 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7168 * stmt.c: include hard-reg-set.h before tree.h.
7169 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7170 (decl_conflicts_with_clobbers_p): Call
7171 decl_overlaps_hard_reg_set_p.
7172 (expand_asm_operands): Pass output and input lists in call to
7173 targetm.md_asm_clobbers.
7174 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7175 hook_tree_tree_tree_tree_3rd_identity.
7176 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7178 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7179 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7180 parameters, first two unused.
7181 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7182 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7183 in constraint letters and MOF is not mentioned as a asm-declared
7184 register in neither of the input and output lists.
7186 2005-03-23 DJ Delorie <dj@redhat.com>
7188 * optabs.c (expand_binop): Make sure the first subword's result
7191 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7193 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7194 Call c_common_truthvalue_conversion rather than
7195 lang_hooks.truthvalue_conversion.
7196 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7197 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7199 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7200 c_common_truthvalue_conversion.
7201 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7202 c_parser_conditional_expression, c_parser_binary_expression): Call
7203 c_objc_common_truthvalue_conversion.
7204 * c-typeck.c (build_unary_op): Call
7205 c_objc_common_truthvalue_conversion.
7206 (build_conditional_expr): Do not call
7207 lang_hooks.truthvalue_conversion.
7208 (build_binary_op): Call c_common_truthvalue_conversion.
7209 (c_objc_common_truthvalue_conversion): Moved from
7210 c-objc-common.c. Call default_function_array_conversion instead
7211 of default_conversion.
7213 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7215 * c-common.h (default_conversion): Remove.
7216 (perform_integral_promotions): Add.
7217 * c-tree.h (default_conversion): Add.
7218 * c-typeck.c (perform_integral_promotions): New, split out from
7220 * c-common.c (check_case_value): Use perform_integral_promotions,
7221 not default_conversion.
7222 (c_add_case_label): Don't continue processing case label after
7223 found to be pointer.
7225 2005-03-23 Mark Mitchell <mark@codesourcery.com>
7227 * gcc.c (do_spec_1): Do not add a -L path for a directory in
7228 the prefix list if we have already added a multilib directory
7230 (main): Do not add MD_EXEC_PREFIX to the list of directories to
7233 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7235 * reload1.c (indirect_symref_ok, reload_obstack): Make them
7237 * reload.h: Remove the prototype for indirect_symref_ok.
7239 * reload1.c (indirect_symref_ok): Make it global.
7240 * reload.h: Add a prototype for indirect_symref_ok.
7242 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
7244 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
7247 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7249 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
7251 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
7253 * c-opts.c (c_common_parse_file): Only start/end main source file
7254 if debug hooks says the writer wants it.
7255 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
7257 (xcoff_debug_hooks): Ditto.
7258 * debug.c (do_nothing_hooks): Ditto.
7259 * debug.h (gcc_debug_hooks): Ditto.
7260 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
7261 * sdbout.c (sdb_debug_hooks): Ditto.
7262 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
7264 2005-03-22 Mark Mitchell <mark@codesourcery.com>
7266 * doc/extend.texi: Deprecate C++ min/max operators.
7268 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
7270 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
7271 artificial original candidates.
7273 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
7274 Jan Hubicka <jh@suse.cz>
7275 Steven Bosscher <stevenb@suse.de>
7277 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
7278 call cost based on argument sizes.
7279 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
7281 * params.def: (max-inline-inssn-single): Set to 450.
7282 (max-inline-insns-auto): Set to 90.
7283 (max-inline-insns-recursive): Set to 450
7284 (max-inline-insns-recursive-auto): Set to 450.
7285 (large-function-insns): Set to 2700.
7286 (inline-call-cost): New parameter.
7287 * tree-inline.c (estimate_move_cost): New function.
7288 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
7289 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
7291 * tree-inline.h (estimate_move_cost): Declare.
7292 * invoke.texi: (max-inline-inssn-single): Change default to 450.
7293 (max-inline-insns-auto): Change default to 90.
7294 (max-inline-insns-recursive): Change default to 450
7295 (max-inline-insns-recursive-auto): Change default to 450.
7296 (large-function-insns): Change default to 2700.
7297 (inline-call-cost): Document new parameter.
7299 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7301 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
7302 (TARGET_DEFAULT): Delete.
7303 * config/i860/i860.opt: New file.
7305 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
7307 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
7308 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7309 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7310 (frv_sched_lookahead): Delete.
7311 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
7312 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
7313 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
7314 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
7315 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
7316 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
7317 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7318 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7319 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7320 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7321 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7322 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7323 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7324 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7325 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7326 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7327 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7328 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7329 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7330 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7331 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7332 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7333 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7334 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7335 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7336 (frv_sched_lookahead): Delete.
7337 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7338 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7339 (frv_handle_option): New function. Move -mcpu= handling from...
7340 (frv_override_options): ...here. Remove handling of other
7342 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7343 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7344 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7345 and TARGET_NO_MULTI_CE.
7346 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7347 !TARGET_VLIW_BRANCH.
7348 * config/frv/frv.opt: New file.
7350 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7352 * fold-const.c (fold_ternary): Take decomposed arguments of
7354 (fold): Update a call to fold_ternary.
7356 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7357 * tree.h: Add corresponding prototypes.
7359 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7362 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7363 between jump table and its label.
7364 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7365 resp. ADDR_DIFF_VEC and the label preceeding it.
7366 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7367 is emitted in the right section.
7369 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7371 * fold-const.c (fold_unary, fold_binary): Update comments
7374 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7376 PR rtl-optimization/20527
7377 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7378 REG_INC note, test that the register also isn't mentioned in PRED
7381 2005-03-22 Ben Elliston <bje@au.ibm.com>
7383 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7386 2005-03-21 Mike Stump <mrs@apple.com>
7388 * varasm.c (default_assemble_visibility): Remove extra ().
7390 2005-03-21 Roger Sayle <roger@eyesopen.com>
7393 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7394 to determine whether a block can be duplicated, rather than test
7395 whether the block contains noncopyable insns ourselves.
7397 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7399 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7402 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7404 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7406 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7408 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7409 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7410 * config/fr30/fr30.opt: New file.
7412 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7414 Fix PR tree-optimization/20542
7416 * tree-flow-inline.h (overlap_subvar): Move to here.
7417 * tree-ssa-operands.c: From here.
7418 * tree-flow.h (overlap_subvar): Declare.
7419 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7420 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7421 for variables with subvars.
7423 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7426 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7427 * modulo-sched.c (const_iteration_count): Return on NULL
7429 (print_node_sched_params): Return on NULL dump_file.
7430 (generate_reg_moves): Handle reg-anti dependencies and disregard
7431 closing branch when generating register moves.
7432 (sms_schedule): Mark the SMSed block dirty.
7433 * passes.c (rest_of_handle_sms): Call update_life_info for all
7435 * testsuite/gcc.dg/20050321-1.c: New test.
7437 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7439 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7440 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7441 movqi_internal): Likewise.
7443 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7445 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7446 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7447 xtensa_b4const): Delete prototypes.
7448 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7449 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7450 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7451 xtensa_extra_constraint): New prototypes.
7452 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7453 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7454 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7455 move_operand, const_float_1_operand, fpmem_offset_operand,
7456 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7457 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7458 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7459 argument type to HOST_WIDE_INT.
7460 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7461 xtensa_mask_immediate): Likewise.
7462 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7463 Likewise. Also make these functions static.
7464 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7465 (xtensa_const_ok_for_letter_p): New.
7466 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7467 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7468 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7469 move_operand, const_float_1_operand, fpmem_offset_operand,
7470 branch_operator, ubranch_operator, boolean_operator): Move to
7472 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7473 (xtensa_mem_offset): Change return type to bool.
7474 (xtensa_extra_constraint): New.
7475 (gen_int_relational): Update type of const_range_p function pointer.
7476 Use xtensa_b4const_or_zero.
7477 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7478 xtensa_const_ok_for_letter_p. Update comments.
7479 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7480 (PREDICATE_CODES): Delete.
7481 * config/xtensa/xtensa.md: Include predicates.md.
7482 * config/xtensa/predicates.md: New file.
7484 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7486 * config/v850/v850-protos.h: Remove the prototypes for
7487 reg_or_int9_operand, reg_or_const_operand,
7488 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7489 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7490 movsi_source_operand, power_of_two_operand,
7491 not_power_of_two_operand, special_symbolref_operand,
7492 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7493 register_is_ok_for_epilogue.
7494 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7495 reg_or_int9_operand, reg_or_const_operand,
7496 call_address_operand, special_symbolref_operand,
7497 movsi_source_operand, power_of_two_operand,
7498 not_power_of_two_operand, register_is_ok_for_epilogue,
7499 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7500 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7502 * config/v850/v850.h (PREDICATE_CODES): Remove.
7503 * config/v850/v850.md: Include predicates.md.
7504 * config/v850/predicates.md: New.
7506 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7508 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7509 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7510 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7511 (itoolsdir, itoolsdatadir): Move definition above new first use.
7512 (install-itoolsdirs): New rule.
7513 (install-mkheaders): Depend on install-itoolsdirs, not
7514 install-include-dir.
7516 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7518 * tree-into-ssa.c: Remove obsolete comments.
7520 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7522 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7523 unrolling if -fpeel-loops is specified, too.
7524 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7525 Remove superfluous check for flag_unroll_loops.
7527 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7529 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7530 (lrint_optab, llrint_optab): Define corresponding macros.
7531 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7532 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7533 pattern and llrint_optab using llrintdi2 patterns.
7534 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7535 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7536 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7537 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7538 flag_unsafe_math_optimizations is set.
7540 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7542 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7543 simplify_logical, if_then_else_cond, known_cond,
7544 simplify_comparison): Adjust calls to reverse_comparison.
7545 Don't use combine_reversed_comparison_code).
7546 (combine_reversed_comparison_code): Remove.
7547 (reversed_comparison): Using reversed_comparison_code, move it...
7548 * jump.c (reversed_comparison): ... here.
7549 * rtl.h (reversed_comparison): Add prototype.
7551 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7553 * builtins.c (fold_builtin): Take decomposed arguments of
7555 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7556 * gimplify.c (gimplify_call_expr): Likewise.
7557 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7558 * tree.h: Update the prototype of fold_builtin.
7560 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7562 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7563 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7564 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7565 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7566 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7568 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7570 * builtins.c (fold_builtin_1): Take decomposed arguments of
7572 (fold_builtin): Update a call to fold_builtin_1.
7574 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7577 * gcov.c (output_lines): Only output function block summary when
7578 outputting branch information.
7579 * doc/gcov.texi: Document format of preamble and additional block
7582 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7584 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7585 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7586 the defaults false if BITS_PER_UNIT != 8.
7587 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7588 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7589 than BITS_PER_UNIT != 8.
7590 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7591 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7592 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7594 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7595 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7597 2005-03-20 Roger Sayle <roger@eyesopen.com>
7600 * fold-const.c (fold_binary): Fix type mismatch between
7601 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7602 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7603 for non-truth-valued expressions.
7605 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7606 and FUNCTION_DECL in the main switch.
7607 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7608 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7609 we also need to convert their operands to match.
7610 <TRUTH_NOT_EXPR>: Likewise.
7612 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7614 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7615 diagnostic without checking whether an lvalue.
7616 * c-common.h (lvalue_p): Remove.
7617 (enum lvalue_use): Update comment.
7618 (lvalue_or_else): Replace by lvalue_error.
7619 * c-typeck.c (lvalue_p): Make static.
7620 (lvalue_or_else): New. Call lvalue_error.
7622 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7624 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7625 (function_arg_advance): Use rs6000_parm_start.
7626 (function_arg, rs6000_arg_partial_bytes): Likewise.
7628 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7630 * c-common.c (check_case_value): Adjust comment about stripping
7632 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7633 * c-typeck.c (default_conversion, convert_arguments,
7634 build_modify_expr, convert_for_assignment, store_init_value,
7635 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7636 manually. Remove inaccurate comments.
7638 2005-03-20 Roger Sayle <roger@eyesopen.com>
7639 Joseph S. Myers <joseph@codesourcery.com>
7641 * varasm.c (do_assemble_alias): Restore comment describing function.
7642 Annotate the target parameter as potentially unused.
7644 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7647 * config/avr/avr.c (avr_output_function_prologue): Do not use
7648 current_function_name() in a label, use a local label instead.
7650 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7652 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7653 flag_finite_math_only, not flag_unsafe_math_optimizations.
7655 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7657 * builtins.c (fold_builtin_1): Update a call to
7658 targetm.fold_builtin.
7659 * hooks.c (hook_tree_tree_bool_null): Rename to
7660 hook_tree_tree_tree_bool_null. Take one more argument of type
7662 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7663 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7664 hook_tree_tree_tree_bool_null.
7665 * target.h (gcc_target): Update the prototype of fold_builtin.
7666 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7667 arguments of CALL_EXPR.
7668 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7671 2005-03-20 Jan Hubicka <jh@suse.cz>
7673 * cgraph.h (cgraph_node): Add prev_clone pointer.
7674 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7675 (cgraph_clone_node): Produce doubly linked chain.
7677 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7679 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7680 get_nonnull_operand, handle_sentinel_attribute,
7681 check_function_arguments_recurse): Do not strip NOPS from
7683 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7685 * c-format.c (get_constant): Likewise.
7686 * c-parser.c (c_parser_postfix_expression): Likewise.
7687 * c-typeck.c (set_init_index): Likewise.
7688 (convert_arguments): Don't check for NOP_EXPR containing integer
7691 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7693 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7694 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7695 Take decomposed arguments of CALL_EXPR.
7696 (fold_builtin_1): Update calls to the functions mentioned
7699 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7701 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7702 width to have integer type.
7703 (build_enumerator): Require enumerator value to have integer type.
7705 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7707 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7710 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7712 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7713 std=iso9899:199x): Correct descriptions.
7715 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7717 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7720 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7722 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7724 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7725 fold_builtin_memcpy.
7727 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7728 arguments of CALL_EXPR.
7729 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7730 fold_builtin_found, fold_builtin_1): Update calls to
7731 fold_trunc_transparent_mathfn.
7733 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7736 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7737 function pointers on targets that require function pointer
7739 (fold_sign_changed_comparison): Likewise.
7741 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7743 * combine.c (try_combine): When changing the mode of a hard reg, make
7744 sure that doing so is valid.
7746 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7748 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7749 (TARGET_HANDLE_OPTION): Override default.
7750 (avr_handle_option): New function.
7751 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7752 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7753 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7754 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7755 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7756 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7757 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7758 (TARGET_OPTIONS): Delete.
7759 * config/avr/avr.opt: New file.
7761 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7763 * config/m32r/m32r-protos.h: Remove the prototypes for
7764 call_address_operand, symbolic_operand, seth_add3_operand,
7765 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7766 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7767 two_insn_const_operand, move_src_operand,
7768 move_double_src_operand, move_dest_operand,
7769 eqne_comparison_operator, signed_comparison_operator,
7770 large_insn_p, conditional_move_operand, carry_compare_operand,
7771 m32r_block_immediate_operand, extend_operand,
7772 reg_or_eq_int16_operand, int8_operand, and
7773 reg_or_zero_operand.
7774 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7775 seth_add3_operand, int8_operand, cmp_int16_operand,
7776 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7777 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7778 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7779 move_double_src_operand, move_dest_operand,
7780 eqne_comparison_operator, signed_comparison_operator,
7781 extend_operand, small_insn_p, large_insn_p,
7782 conditional_move_operand, carry_compare_operand,
7783 m32r_block_immediate_operand): Move to predicates.md.
7784 (MAX_MOVE_BYTES): Move to m32r.h.
7785 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7786 * config/m32r/m32r.md: Include predicates.md.
7787 * config/m32r/predicates.md: New.
7789 2005-03-18 James E Wilson <wilson@specifixinc.com>
7792 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7795 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7797 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7798 call_address_operand, const_8bit_operand.
7799 * config/mn10300/mn10300.c (call_address_operand,
7800 const_8bit_operand, const_1f_operand): Move to predicates.md.
7801 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7802 * config/mn10300/mn10300.md: Include predicates.md.
7803 * config/mn10300/predicates.md: New.
7805 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7807 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7808 declarations in diagnostics and %E for identifiers, not %s.
7810 2005-03-18 Jan Hubicka <jh@suse.cz>
7811 Dale Johannesen <dalej@apple.com>
7813 * basic-block.h (scale_bbs_frequencies_int,
7814 scale_bbs_frequencies_gcov_type): Declare.
7815 * cfg.c (RDIV): New macro.
7816 (update_bb_frequency_for_threading): Fix.
7817 * basic-block.h (scale_bbs_frequencies_int,
7818 scale_bbs_frequencies_gcov_type): New.
7819 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7820 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7821 scale_bbs_frequencies_int.
7822 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7824 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7826 * config/m32r/m32r-protos.h: Remove the prototypes for
7827 call_address_operand, symbolic_operand, seth_add3_operand,
7828 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7829 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7830 two_insn_const_operand, move_src_operand,
7831 move_double_src_operand, move_dest_operand,
7832 eqne_comparison_operator, signed_comparison_operator,
7833 large_insn_p, conditional_move_operand, carry_compare_operand,
7834 m32r_block_immediate_operand, extend_operand,
7835 reg_or_eq_int16_operand, int8_operand, and
7836 reg_or_zero_operand.
7837 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7838 seth_add3_operand, int8_operand, cmp_int16_operand,
7839 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7840 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7841 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7842 move_double_src_operand, move_dest_operand,
7843 eqne_comparison_operator, signed_comparison_operator,
7844 extend_operand, small_insn_p, large_insn_p,
7845 conditional_move_operand, carry_compare_operand,
7846 m32r_block_immediate_operand): Move to predicates.md.
7847 (MAX_MOVE_BYTES): Move to m32r.h.
7848 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7849 * config/m32r/m32r.md: Include predicates.md.
7850 * config/m32r/predicates.md: New.
7852 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7854 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7855 symbolic_operand, symbolic_memory_operand,
7856 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7857 indexed_memory_operand, move_dest_operand, move_src_operand,
7858 prefetch_cc_operand, prefetch_nocc_operand,
7859 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7860 arith_operand, arith11_operand, pre_cint_operand,
7861 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7862 ireg_operand, int5_operand, uint5_operand, int11_operand,
7863 uint32_operand, arith5_operand, and_operand, ior_operand,
7864 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7865 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7866 shadd_operand, movb_comparison_operator,
7867 cmpib_comparison_operator): Move to predicates.md.
7868 (magic_milli, shadd_constant_p): Make it extern.
7869 * config/pa/pa.h (PREDICATE_CODES): Remove.
7870 * config/pa/pa.md: Include predicates.md.
7871 * config/pa/predicates.md: New.
7873 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7876 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7878 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7879 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7880 config/alpha/freebsd.h, config/alpha/linux.h,
7881 config/alpha/netbsd.h, config/alpha/osf5.h,
7882 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7883 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7884 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7885 doc/cppopts.texi: Update copyright.
7887 2005-03-18 Jan Hubicka <jh@suse.cz>
7890 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7892 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7895 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7897 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7900 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7902 * combine.c (gen_binary): Remove.
7903 (known_cond, simplify_shift_const, find_split_point,
7904 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7905 simplify_logical, expand_field_assignment, extract_left_shift,
7906 force_to_mode, if_then_else_cond, apply_distributive_law,
7907 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7908 simplify_comparison, reversed_comparison): Replace with
7909 simplify_gen_binary, simplify_gen_relational or
7910 distribute_and_simplify_rtx.
7911 (distribute_and_simplify_rtx): New function.
7913 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7914 Paolo Bonzini <gcc.gnu.org>
7916 * calls.c (setjmp_call_p, special_function_p): Update comments
7917 at the head of the functions.
7919 2005-03-18 Jan Hubicka <jh@suse.cz>
7921 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7923 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7924 function body should be released; do not proactively release function
7925 bodies in non-unit-at-a-time mode.
7927 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7929 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7930 mno-fp-ret-in-387 multilib variants.
7932 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7934 * common.opt (m): Remove.
7935 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7937 (common_handle_option): Remove OPT_m case.
7939 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7941 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7943 (fold_builtin_1): Update a call to fold_builtin_bitop.
7945 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7947 (fold_builtin_1): Update a call to fold_builtin_signbit.
7949 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7951 PR tree-optimization/20474
7952 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7953 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7955 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7957 * config/h8300/h8300-protos.h: Remove prototypes for
7958 general_operand_src, general_operand_dst, single_one_operand,
7959 single_zero_operand, call_insn_operand,
7960 two_insn_adds_subs_operand, small_call_insn_operand,
7961 jump_address_operand, bit_operand, bit_memory_operand,
7962 stack_pointer_operand, const_int_gt_2_operand,
7963 const_int_ge_8_operand, const_int_qi_operand,
7964 const_int_hi_operand, incdec_operand, bit_operator,
7965 nshift_operator, eqne_operator, gtle_operator,
7966 gtuleu_operator, iorxor_operator.
7967 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7968 h8300_ldm_stm_parallel.
7969 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7971 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7972 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7973 (h8300_ldm_stm_parallel): Make it extern.
7974 (h8300_ldm_parallel, h8300_stm_parallel,
7975 h8300_return_parallel, general_operand_src,
7976 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7977 nibble_operand, reg_or_nibble_operand, single_one_operand,
7978 single_zero_operand, call_insn_operand,
7979 two_insn_adds_subs_operand, small_call_insn_operand,
7980 jump_address_operand, bit_operand, bit_memory_operand,
7981 stack_pointer_operand, const_int_gt_2_operand,
7982 const_int_ge_8_operand, const_int_qi_operand,
7983 const_int_hi_operand, incdec_operand, eqne_operator,
7984 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7985 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7986 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7987 nshift_operator): Move to predicates.md.
7988 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7989 * config/h8300/h8300.md: Include predicates.md.
7990 * config/h8300/predicates.md: New.
7992 2005-03-17 Richard Henderson <rth@redhat.com>
7994 * config.gcc (ia64*-*-hpux*): Add extra_options.
7995 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7996 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7997 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7998 (ia64_tls_size_string, ia64_tune_string): Remove.
7999 (ia64_tune): Init to PROCESSOR_ITANIUM2.
8000 (TARGET_DEFAULT_TARGET_FLAGS): New.
8001 (TARGET_HANDLE_OPTION): New.
8002 (ia64_override_options): Move options parsing ...
8003 (ia64_handle_option): ... here. New.
8004 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8005 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8006 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8007 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8008 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8009 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8010 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8011 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8012 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8013 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8014 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8015 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8016 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8017 TARGET_EARLY_STOP_BITS): Remove.
8018 (TARGET_ILP32): Default false.
8019 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8020 (enum ia64_inline_type): New.
8021 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8022 * config/ia64/ia64.md: Update for new definitions of
8023 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8024 * config/ia64/ia64.opt: New file.
8025 * config/ia64/ilp32.opt: New file.
8027 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
8030 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8032 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8034 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8035 instead of MASK_H8300S.
8036 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8037 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8038 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8039 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8040 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8041 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8042 TARGET_SWITCHES): Remove.
8043 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8045 * config/h8300/h8300.opt: New.
8047 * config/alpha/alpha.opt, config/arc/arc.opt,
8048 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8051 2005-03-17 Ian Lance Taylor <ian@airs.com>
8055 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
8057 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8058 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8059 (TARGET_HANDLE_OPTION): Override default.
8060 (arc_handle_option): New function.
8061 (arc_init): Remove code to set arch_cpu_string.
8062 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8063 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8064 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8065 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8066 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8067 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8068 (arc_rodata_string, TARGET_OPTIONS): Delete.
8069 * config/arc/arc.opt: New file.
8071 2005-03-17 Richard Henderson <rth@redhat.com>
8073 * doc/extend.texi (Weak Pragmas): New section.
8074 (attribute alias): Clarify that target must be in the same
8077 2005-03-17 Richard Henderson <rth@redhat.com>
8079 * config/alpha/alpha.opt: New file.
8080 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
8082 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8083 alpha_fprm_string, alpha_fptm_string): Make static.
8084 (alpha_tls_size_string): Remove.
8085 (alpha_handle_option): New.
8086 (override_options): Update for alpha_cpu/alpha_tune split.
8087 (alpha_file_start): Likewise.
8088 (TARGET_DEFAULT_TARGET_FLAGS): New.
8089 (TARGET_HANDLE_OPTION): New.
8090 * config/alpha/alpha.h (alpha_tune): Declare.
8091 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8092 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8093 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8094 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8095 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8096 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8097 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8098 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8099 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8100 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8101 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8102 (TARGET_DEFAULT): Remove MASK_FP.
8103 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8104 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8105 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8106 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8107 alpha_tls_size_string): Remove.
8108 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8109 (attribute tune): Rename from attribute cpu.
8110 * config/alpha/ev4.md: Update to match.
8111 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8112 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8113 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8114 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8115 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8116 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8118 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8120 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8121 and return without creating new state if before_nops_num is nonzero.
8122 * config/ia64/ia64.md (first_insn): New attribute.
8123 (alloc): Set it to yes.
8125 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8127 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8128 STMT_VINFO_SUBVARS to NULL.
8129 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8131 2005-03-16 Dale Johannesen <dalej@apple.com>
8133 * rtlanal.c (find_first_parameter_load): Rewrite to
8134 return actual first param load or the call if none,
8135 instead of first in block, when not all loads exist.
8137 2005-03-16 Roger Sayle <roger@eyesopen.com>
8139 * optabs.c (expand_copysign_absneg): Make static.
8140 * optabs.h (expand_copysign_absneg): Delete prototype.
8141 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8143 2005-03-16 Richard Henderson <rth@redhat.com>
8146 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8147 (alias_pairs): Rename from output_defs.
8148 (find_decl_and_mark_needed): Split out from assemble_alias.
8149 (do_assemble_alias): New.
8150 (assemble_output_def): Remove.
8151 (finish_aliases_1, finish_aliases_2): New.
8152 (process_pending_assemble_output_defs): Remove.
8153 (assemble_alias): Defer aliases for which we don't yet have a
8154 non-external decl for the target symbol.
8155 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8156 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8157 * toplev.c (compile_file): Use finish_aliases_2 instead of
8158 process_pending_assemble_output_defs.
8159 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8160 (process_pending_assemble_output_defs): Remove.
8162 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8164 Fix PR tree-optimization/20489
8166 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8167 for empty structures.
8169 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8171 Fix PR tree-optimization/20490
8173 * tree-ssa-pre.c (create_expression_by_pieces): Use
8174 force_gimple_operand on result of fold.
8176 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8178 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8179 of closing parenthesis.
8181 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8183 * builtins.c (expand_movstr): Update a call to
8184 fold_builtin_strcpy.
8185 (expand_builtin_strncpy): Update a call to
8186 fold_builtin_strncpy.
8187 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8188 arguments of CALL_EXPR.
8189 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8190 fold_builtin_strncpy.
8191 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8192 * tree.h: Update the prototypes of fold_builtin_strcpy and
8193 fold_builtin_strncpy.
8195 2005-03-16 Steven Bosscher <stevenb@suse.de>
8196 Dorit Naishlos <dorit@il.ibm.com>
8198 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8199 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8202 2005-03-16 Steven Bosscher <stevenb@suse.de>
8204 * tree-inline.c (walk_type_fields, walk_tree,
8205 walk_tree_without_duplicates): Move from here...
8206 * tree.c: ...to here.
8208 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8210 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
8211 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
8212 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8213 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
8214 (version): Define using $(BASEVER_c).
8215 (Makefile, config.status, build/gcov-iov.o): No longer depends on
8217 (version.o): Depend on version files; add custom generation command.
8218 (prefix.o): Define BASEVER on command line.
8219 (s-iov): Depend on version files; adjust command.
8220 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
8222 (gcc-vers.texi): New rule.
8223 (doc/%.info, doc/%.dvi): Add -I . to command line.
8224 (doc/gccinstall.dvi): Likewise.
8225 (PACKAGE): Delete. All uses replaced with "gcc".
8226 * aclocal.m4: Do not include gcc-version.m4.
8227 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
8228 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
8229 Set is_release based on contents of DEV-PHASE.
8230 Set gcc_version based on contents of BASE-VER.
8231 Define WIN32_REGISTRY_KEY only if the user overrode the default.
8232 * config.in, configure: Regenerate.
8233 * gccbug.in: Determine version of GCC in use at runtime.
8234 * gcov-iov.c: Get version number and development phase from
8235 command line, not by including version.c.
8236 * intl.c: Replace all uses of PACKAGE with "gcc".
8237 * libada-mk.in: Delete unused "gcc_version" variable.
8238 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
8239 * version.c: (VERSUFFIX): New hook for redistributors; adjust
8240 commentary to match.
8241 (version_string): Put together from pieces.
8242 * config/alpha/x-vms: Do not use $(gcc_version).
8243 * config/i386/t-nwld: Likewise.
8244 * doc/include/gcc-common.texi: Include gcc-vers.texi for
8245 version-GCC and DEVELOPMENT.
8247 2005-03-15 Roger Sayle <roger@eyesopen.com>
8249 PR tree-optimization/17454
8250 * tree.c (tree_size): Add case for TREE_BINFO.
8251 * fold-const.c (fold_checksum_tree): Only clear the overloaded
8252 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
8254 2005-03-15 Roger Sayle <roger@eyesopen.com>
8256 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
8257 op1 whilst expanding the signed widenening multiply variant.
8259 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
8261 * toplev.c (display_target_options): Avoid unused variable warning if
8262 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
8263 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
8264 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
8265 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
8266 (mips_isa_info): New variable.
8267 (mips_parse_cpu): Remove the first argument and leave the caller
8269 (TARGET_HANDLE_OPTION): Override default.
8270 (mips_handle_option): New function. Move option validation code from...
8271 (override_options): ...here. Update calls to mips_parse_cpu.
8272 * config/mips/mips.h (mips_arch_string, mips_tune_string)
8273 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
8274 (SUBTARGET_TARGET_OPTIONS): Delete.
8275 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
8276 (mno-flush-func, mtune=): New options.
8278 2005-03-15 Roger Sayle <roger@eyesopen.com>
8279 Richard Henderson <rth@redhat.com>
8281 * real.c (c4x_single_format, c4x_extended_format): Provide values
8282 for signbit_ro for c4x's single and extended floating point formats.
8283 * optabs.c (expand_copysign): Use the floating point format's
8284 signbit_ro for expanding via expand_copysign_absneg, and it's
8285 signbit_rw field for expanding via expand_copysign_bit.
8287 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
8289 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
8290 known_alignment_for_access_p.
8291 (known_alignment_for_access_p): New.
8292 (do_peeling_for_alignment): Field made int instead of bool and renamed
8293 to peeling_for_alignment.
8294 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
8295 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
8296 functionality used to be in vect_analyze_operations.
8297 (vect_analyze_operations): Code to determine vectorization factor was
8298 moved to vect_determine_vectorization_factor.
8299 (vect_enhance_data_refs_alignment): Update to correct alignment when it
8300 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
8302 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
8303 be part of vect_analyze_operations).
8304 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
8305 creating the guard condition, as the number of iterations may be
8307 (slpeel_tree_peel_loop_to_edge): Use new name of
8308 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
8309 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
8310 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
8311 (vect_do_peeling_for_alignment): Use fold.
8312 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
8314 (vect_update_inits_of_dr): Renamed to
8315 vect_update_init_of_dr.
8316 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
8317 (vectorizable_store): Fix assertion to use == instead of =.
8319 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8321 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8322 call_used_regs for wCG registers.
8324 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8326 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8327 for non-offsettable memory references to cope with outstanding reload
8328 replacements, take 2.
8330 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8333 * config/i386/i386.h (x86_fisttp): New.
8334 (TARGET_FISTTP): New macro.
8335 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8336 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8337 instruction when fisttp flag is set.
8338 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8340 * config/i386/i386.md (type attribute): Add fisttp.
8341 (unit attribute): Set to i387 for fisttp type.
8342 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8343 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8345 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8346 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8348 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8349 patterns for TARGET_FISTTP. Enable patterns for
8350 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8351 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8352 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8353 implement fisttp x87 insn.
8354 (fix_trunc*_i387_fisttp splitters): New patterns.
8355 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8356 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8357 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8359 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8360 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8361 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8362 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8363 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8364 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8365 Disable patterns for TARGET_FISTTP.
8366 (fix_trunc*_i387 splitters): Implement usign mode macros.
8367 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8368 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8369 (fix_trunx*_sse peephole2s): Implement using mode macros.
8371 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8373 PR rtl-optimization/20291
8374 * combine.c (try_combine): If splitting fails, re-try with
8375 original combined pattern, i.e. before clobber stripping.
8377 2005-03-14 Eric Christopher <echristo@redhat.com>
8379 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8380 STACK_GROWS_DOWNWARD.
8382 2005-03-14 Roger Sayle <roger@eyesopen.com>
8384 * real.h (struct real_format): Split the signbit field into two
8385 two fields, signbit_ro and signbit_rw.
8386 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8387 mips_double_format, ieee_extended_motorola_format,
8388 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8389 ieee_extended_intel_128_format, ibm_extended_format,
8390 mips_extended_format, ieee_quad_format, mips_quad_format,
8391 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8392 i370_double_format, c4x_single_format, c4x_extended_format,
8393 real_internal_format): Update initializers for new field.
8394 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8395 real_format structure.
8396 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8397 field of the real_format structure.
8399 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8401 Fix PR tree-optimization/20458
8403 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8404 DECL_EXTERNAL on STRUCT_FIELD tags.
8405 (clear_call_clobbered): Ditto.
8406 * tree-ssa-operands.c (note_addressable): Make sure the original
8407 variable doesn't slip into the addressable list if we have
8409 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8412 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8414 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8415 (-fwide-exec-charset): Likewise.
8416 (-finput-charset): Likewise.
8417 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8418 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8419 * c.opt (Wnormalized): New.
8421 2005-03-14 Devang Patel <dpatel@apple.com>
8423 * doc/invoke.texi: Add reference to Visibility document.
8425 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8427 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8428 MASK_SPLIT_ADDRESSES.
8429 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8430 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8431 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8432 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8433 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8434 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8435 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8436 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8437 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8438 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8439 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8440 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8441 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8442 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8443 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8444 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8445 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8446 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8447 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8448 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8449 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8450 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8451 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8452 (TARGET_EXPLICIT_RELOCS): Delete.
8453 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8454 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8455 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8456 (override_options): Set MASK_LONG64 if -mint64 is given and no
8457 -mlongXX option is. Complain about -mint64 -mlong32.
8458 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8459 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8460 * config/mips/mips.opt: New file.
8462 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8464 * config.gcc (extra_options): New variable for listing option files.
8465 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8466 * configure.ac (extra_opt_files): New AC_SUBST variable.
8467 (tm_file_list, tm_include_list): Include options.h first.
8468 * configure: Regenerate.
8469 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8470 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8471 (s-options-h): New rule.
8472 (options.h): Depend on it.
8473 (TEXI_GCCINT_FILES): Add options.texi.
8474 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8475 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8476 * target.h (gcc_target): Add default_target_flags and handle_option.
8477 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8478 (TARGET_HANDLE_OPTION): New macros.
8479 (TARGET_INITIALIZER): Include them.
8480 * opt-functions.awk (opt_args, nth_arg): New functions.
8481 (switch_flags): Handle the "Target" flag.
8483 (var_name): Use opt_args and nth_arg.
8484 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8485 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8486 macros for the "Mask" and "InverseMask" options.
8487 * opts.h (cl_var_cond): New enum.
8488 (cl_option): Replace the "has_set_value" and "set_value" fields with
8489 "var_cond" and "var_value".
8490 (CL_TARGET): New macro.
8491 (option_enabled, print_filtered_help): Declare.
8492 (decode_options): Move definition.
8493 * opts.c (handle_option): Search for the original option before
8494 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8495 var_cond and var_value fields. Use targetm.handle_option to handle
8497 (decode_options): Set target_flags to targetm.default_target_flags.
8498 (print_filtered_help): Make global. Handle CL_TARGET.
8499 (option_enabled): New function.
8500 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8501 (display_target_options, set_target_switch, print_switch_values)
8502 (default_pch_valid_p): Guard uses of target_switches with
8503 #ifdef TARGET_SWITCHES. Also...
8504 (display_target_options): Display the CL_TARGET entries in cl_options.
8505 (set_target_option): Don't complain about the "" option when
8506 TARGET_SWITCHES is undefined.
8507 (print_switch_values): Use option_enabled.
8508 (default_pch_valid_p): Check cl_options[] when looking for something
8509 that has changed the value of target_flags.
8510 * c.opt: Remove documentation from top of file.
8511 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8512 * doc/sourecebuild.texi: Refer to the new options documentation
8513 instead of c.opt. Document machine-specific .opt files.
8514 * doc/tm.texi (target_flags): Say that this variable is declared
8516 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8517 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8519 * doc/options.texi: New file.
8521 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8524 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8527 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8530 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8531 temporary variable of pointer type if an lvalues is required.
8532 (gimplify_modify_expr_rhs): Request an rvalue from it.
8533 (gimplify_expr): Pass fallback on.
8535 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8537 * cfgbuild.c: Update comments.
8539 2005-03-14 Roger Sayle <roger@eyesopen.com>
8541 PR rtl-optimization/17236
8542 * optabs.c (expand_doubleword_mult): New helper function split out
8543 from expand_binop. Permute the order in which instructions are
8544 emitted to minimize the number of simultaneously live registers.
8545 (expand_binop): Call expand_doubleword_mult to synthesize a double
8546 word multiplication.
8548 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8550 * basic-block.h: Update the prototypes of cached_make_edge and
8552 * cfg.c (cached_make_edge): Take edge_cache representing one
8553 row of the adjacency matrix of edges.
8554 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8555 (make_edges): Initialize edge_cache to represent one row of
8556 the adjacency matrix of edges.
8558 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8560 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8562 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8563 Remove unused removed_phis variable.
8564 (conditional_replacement): Use build1/build2.
8565 (abs_replacement): Use last_and_only_stmt and build1/build2.
8567 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8569 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8570 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8571 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8572 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8573 * c-common.c (handle_novops_attribute): New function.
8574 (c_common_attribute_table): Add "no vops" entry.
8575 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8576 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8577 * tree-ssa-operands.c (get_call_expr_operands): Do not
8578 create virtual operands for calls with ECF_NOVOPS flag.
8579 * tree.h (DECL_IS_NOVOPS): New macro.
8580 (struct tree_decl): Add novops_flag.
8581 (ECF_NOVOPS): New constant.
8583 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8586 * config/i386/i386.c (x86_use_himode_fiop): New.
8587 (x86_use_simode_fiop): Rename from x86_use_fiop.
8588 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8589 (TARGET_USE_HIMODE_FIOP): New.
8590 (x86_use_simode_fiop): Rename from x86_use_fiop.
8591 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8593 * config/i386/i386.md (X87MODEI12): New mode macro define.
8594 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8595 to implement x87 FP compare with HImode input operands.
8596 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8597 Use X87MODEI12 mode macro to handle HImode input operands.
8598 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8599 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8600 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8601 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8602 macro to implement x87 operators with HImode input operands.
8603 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8606 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8608 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8610 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8611 constants invariant.
8613 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8615 * basic-block.h (BB_VISITED): Removed.
8616 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8618 2005-03-14 Falk Hueffner <falk@debian.org>
8621 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8623 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8625 * ggc-zone.c: Fix comment typos.
8627 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8628 stringpool.c, config/mips/mips-protos.h: Update copyright.
8630 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8632 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8633 throughout with its typedef, "rtx".
8634 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8635 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8636 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8637 regs in comment to match code.
8639 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8641 * except.c (check_handled): Make it static.
8642 * except.h: Remove the corresponding prototype.
8644 * function.c (get_func_frame_size): Make it static.
8645 * function.h: Remove the corresponding type.
8647 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8649 * hard-reg-set.h: Remove the corresponding declarations.
8651 * tree-cfg.c (verify_stmts): Check that
8652 bb_for_stmt (stmt) == bb for every PHI node and statement.
8654 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8656 * config.gcc: Remove excess indentation.
8657 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8659 2005-03-13 Roger Sayle <roger@eyesopen.com>
8662 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8663 * fold-const.c (fold_sign_changed_comparison): Likewise.
8664 (fold_binary): Optimize comparisons against widened operands if
8665 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8667 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8669 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8670 (sparc_override_options): Initialize it.
8671 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8673 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8675 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8676 (reg_or_none500mem_operand): New predicate.
8677 (zero_reg_mem_operand): New predicate.
8678 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8679 to reg_or_none500mem_operand.
8680 (extendsfdf2_fpr): Add MEM alternative.
8681 (extenddftf2_internal): Change operand2 predicate to
8682 zero_reg_mem_operand.
8684 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8686 * ggc-zone.c: Rewritten.
8688 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8690 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8691 * config.in: Regenerated.
8692 * configure: Regenerated.
8693 * gengtype.c (write_types_process_field, write_func_for_structure):
8694 Pass new argument to gt_pch_note_object.
8695 * ggc-common.c (struct ptr_data): Add TYPE.
8696 (gt_pch_note_object): Take TYPE argument and save it.
8697 (call_count): Update call to ggc_pch_count_object.
8698 (call_alloc): Update call to ggc_pch_alloc_object.
8699 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8701 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8702 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8703 (ggc_alloc_zone_stat): Delete.
8704 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8705 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8706 (ggc_pch_alloc_object): Update prototypes.
8707 (garbage_zone): Delete.
8708 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8709 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8711 (tree_id_zone): New variable.
8712 (ggc_alloc_cleared_zone): Remove unused.
8713 (ggc_alloc_zone): Define.
8714 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8715 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8716 ggc_alloc_zone_stat.
8717 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8718 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8719 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8720 (make_node_stat): Likewise. Use tree_id_zone.
8722 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8723 Joseph S. Myers <joseph@codesourcery.com>
8725 * configure.ac: Check for MIPS TLS.
8726 * configure: Regenerated.
8727 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8728 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8729 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8730 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8731 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8732 (mips_classify_symbol, mips_symbolic_constant_p)
8733 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8734 (mips_tls_operand_p, mips_call_tls_get_addr)
8735 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8736 (mips_tls_symbol_ref_1): New functions.
8737 (mips_legitimize_address, mips_legitimize_const_move): Call
8738 mips_legitimize_tls_address.
8739 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8741 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8742 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8743 (mips_char_to_class): Document V1_REG.
8744 (HAVE_AS_TLS): Provide default.
8745 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8747 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8749 (tls_get_tp_<mode>): New instruction.
8751 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8753 * configure.ac: Update checks for target tools.
8754 * configure: Regenerated.
8756 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8758 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8760 2005-03-13 Roger Sayle <roger@eyesopen.com>
8762 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8763 more classes of DImode multiplication by constant. Allow both
8764 multiplication by small negative constants (by performing a
8765 multiplication by a positive constant and negating the result) and
8766 multiplications by large powers of two, by using a left shift.
8768 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8770 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8771 of basic blocks into work_stack.
8773 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8774 config/mips/vr.h: Update copyright.
8776 * c-decl.c (c_init_decl_processing): Remove useless calls to
8777 build_function_type.
8779 * builtins.c (fold_trunc_transparent_mathfn,
8780 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8781 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8782 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8783 fold_builtin_strcpy, fold_builtin_strncpy,
8784 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8787 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8790 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8791 variable determinant.
8793 * tree-cfg.c (group_case_labels): Remove local variable type.
8795 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8798 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8801 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8804 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8805 (*movmemqi_insn): Delete.
8806 (*movmemhi): Delete.
8808 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8810 * builtins.c (fold_builtin_classify): Take decomposed
8811 arguments of CALL_EXPR.
8812 (fold_builtin_1): Update a call to fold_builtin_classify.
8814 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8817 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8818 through into call to parser_xref_tag after parse error.
8819 (c_parser_struct_declaration): Consistently return NULL_TREE on
8822 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8824 * tree-flow-inline.h (ref_contains_array_ref): New function.
8825 (lookup_subvars_for_var): Ditto.
8826 (get_subvars_for_var): Ditto.
8827 (var_can_have_subvars): Ditto.
8829 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8830 (struct subvar): New type.
8832 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8834 * tree-optimize.c (init_tree_optimization_passes): Call
8835 pass_create_structure_vars.
8837 * tree-ssa-alias.c: Include vec.h.
8838 (init_alias_info): Don't auto-clear call clobbered on struct-field
8840 (compute_flow_insensitive_aliasing): Handle subvars.
8841 (group_aliases): Handle STRUCT_FIELD aliases.
8842 (setup_pointers_and_addressables): Ditto.
8843 Don't mark variables non-addressable if they still have
8844 addressable subvars.
8845 Also mark subvars addressable when the real variable is marked
8847 (add_pointed_to_var): Try to prune the pointed-to set by only
8848 pointing to subvars when possible.
8849 Otherwise, make sure we set addresses_needed and pt_vars to
8850 properly include subvars.
8851 (bitpos_of_field): New function.
8852 (push_fields_onto_fieldstack): Ditto.
8853 (get_or_create_used_part_for): Ditto.
8854 (create_overlap_variables_for): Ditto.
8855 (find_used_portions): Ditto.
8856 (create_structure_vars): Ditto.
8857 (pass_create_structure_vars): New structure.
8859 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8860 (get_expr_operands): Handle subvars. Also try to turn
8861 COMPONENT_REF accesses into must-defs now that we can accurately
8863 (note_addressable): Try to only mark as addressable those subvars
8864 we know a COMPONENT_REF touches.
8865 (overlap_subvar): New function.
8867 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8868 Handle subvar storing.
8869 (vect_address_analysis): Update caller of vect_object_analysis.
8871 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8873 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8874 (STMT_VINFO_SUBVARS): New macro.
8876 * common.opts: add flag_tree_salias.
8878 * opts.c (decode_options): flag_tree_salias defaults to on.
8880 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8882 * doc/tree-ssa.texi: Document structural alias analysis.
8884 2005-03-12 Steven Bosscher <stevenb@suse.de>
8886 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8887 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8888 * tree-ssa-operands.c (get_expr_operands): Likewise.
8889 (get_expr_operands): Likewise for ERROR_MARK.
8891 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8893 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8896 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8899 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8900 (mark_operand_necessary): Remove local variable ver.
8902 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8903 variable prefix_len.
8905 * value-prof.c (mod_subtract_transform): Remove local variable
8908 * builtins.c (fold_builtin_exponent): Take decomposed
8909 arguments of CALL_EXPR.
8910 (fold_builtin_1): Update a call to fold_builtin_exponent.
8912 * builtins.c (fold_builtin_logarithm): Take decomposed
8913 arguments of CALL_EXPR.
8914 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8916 * c-decl.c (c_init_decl_processing): Remove local variables
8917 ptr_ftype_void and ptr_ftype_ptr.
8919 * gimplify.c (gimplify_expr): Remove local variables r0 and
8922 * reg-stack.c (move_for_stack_reg): Remove local variable
8924 (compare_for_stack_reg): Remove local variable flags_user.
8925 (convert_regs_1): Remove local variable deleted.
8927 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8929 (combine_blocks): Remove local variables exits and new_e.
8931 * tree-inline.c (expand_call_inline): Remove local variable
8934 * tree-ssa-live.c (create_ssa_var_map,
8935 calculate_live_on_entry): Remove local variable snn.
8937 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8939 * c-lex.c (c_lex_with_flags): Add parameter to call to
8942 2005-03-11 Per Bothner <per@bothner.com>
8944 * c-tree.h (struct c_declarator): New id_loc field.
8945 * c-pragma.h (c_lex_with_flags): Take position reference.
8946 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8947 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8948 (c_lex): Pass dummy location to c_lex_with_flags.
8949 * c-parser.c (c_lex_one_token): Set c_token's location using
8950 c_lex_with_flags, instead of input_location, which might be "ahead".
8951 (c_parser_direct_declarator): Set declarator's id_loc from
8953 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8954 declarator's id_loc, rather than probably-imprecise input_location.
8955 (build_id_declarator): Initialize c_declarator's id_loc field.
8957 2005-03-11 Roger Sayle <roger@eyesopen.com>
8960 * builtins.c (expand_builtin_signbit): Force the signbit's word
8961 into an integer register to avoid SUBREGs of floating point modes.
8963 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8965 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8966 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8967 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8968 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8970 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8972 PR rtl-optimization/20306
8973 * expr.c (emit_move_complex): Set try_int false if mode is
8974 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8975 emit_block_move if try_int is true.
8977 2005-03-11 Richard Henderson <rth@redhat.com>
8980 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8981 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8984 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8986 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8987 (TARGET_FIX_VR4130): New macro.
8988 (TARGET_OPTIONS): Add -mfix-vr4130.
8989 (ISA_HAS_MACCHI): New macro.
8990 (ASM_SPEC): Add -mfix-vr4130.
8991 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8992 (override_options): Handle mips_fix_vr4130_string.
8993 (mips_avoid_hazards): Clear all_noreorder_p
8994 if we're working around VR4130 errata and the macc alternatives
8996 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8997 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8998 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8999 (MULTILIB_DEFAULTS): Remove leading "march=".
9000 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
9001 if no architecture option is given.
9002 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9004 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9005 * doc/invoke.texi: Document -mfix-vr4130.
9007 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9009 * config/mips/mips.c (override_options): Only warn about -mint64
9010 deprecation if TARGET_INT64.
9012 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9014 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9015 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9016 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9017 are non-specific regarding the nonnull parameter positions.
9018 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9019 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9020 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9021 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9023 * builtins.def: Use the non-specific "nonnull" attibute lists.
9025 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9027 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9028 single_pred_edge, single_succ, single_pred): Improve comments.
9030 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9032 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9033 single_pred_edge, single_succ, single_pred): New inline functions.
9034 * bb-reorder.c (rotate_loop, find_traces_1_round,
9035 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9036 duplicate_computed_gotos): Use the single_succ/pred functions.
9037 * cfganal.c (forwarder_block_p): Ditto.
9038 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9039 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9040 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9041 merge_seq_blocks): Ditto.
9042 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9043 * cfglayout.c (fixup_reorder_chain): Ditto.
9044 * cfgloop.c (mark_single_exit_loops, update_latch_info,
9045 canonicalize_loop_headers, verify_loop_structure): Ditto.
9046 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9047 mfb_update_loops, create_preheader, force_single_succ_latches,
9048 create_loop_notes): Ditto.
9049 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9050 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9051 commit_one_edge_insertion, purge_dead_edges,
9052 cfg_layout_can_merge_blocks_p): Ditto.
9053 * except.c (sjlj_emit_function_enter): Ditto.
9054 * flow.c (init_propagate_block_info): Ditto.
9055 * function.c (thread_prologue_and_epilogue_insns): Ditto.
9056 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9057 insert_insn_end_bb): Ditto.
9058 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9059 find_if_case_2): Ditto.
9060 * lambda-code.c (perfect_nestify): Ditto.
9061 * lcm.c (optimize_mode_switching): Ditto.
9062 * loop-doloop.c (doloop_modify): Ditto.
9063 * loop-init.c (loop_optimizer_init): Ditto.
9064 * loop-iv.c (simplify_using_initial_values): Ditto.
9065 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9066 * loop-unswitch.c (unswitch_loop): Ditto.
9067 * modulo-sched.c (generate_prolog_epilog): Ditto.
9068 * predict.c (combine_predictions_for_insn, estimate_probability,
9069 tree_estimate_probability, last_basic_block_p,
9070 estimate_bb_frequencies): Ditto.
9071 * profile.c (branch_prob): Ditto.
9072 * regrename.c (copyprop_hardreg_forward): Ditto.
9073 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9074 * tracer.c (layout_superblocks): Ditto.
9075 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9076 cfg_remove_useless_stmts_bb, cleanup_control_flow,
9077 cleanup_control_expr_graph, disband_implicit_edges,
9078 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9079 tree_verify_flow_info, tree_make_forwarder_block,
9080 tree_forwarder_block_p, remove_forwarder_block,
9081 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9082 * tree-if-conv.c (tree_if_conversion): Ditto.
9083 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9084 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9085 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9086 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9087 copy_loop_headers): Ditto.
9088 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9089 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9090 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9091 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9092 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9093 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9094 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9095 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9096 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9097 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9098 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9099 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9100 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9101 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9102 slpeel_add_loop_guard): Ditto.
9104 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9106 PR tree-optimization/15784
9107 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9110 * stmt.c (expand_case): Don't change index_type. Convert minval
9113 PR tree-optimization/20130
9114 * fold-const.c (fold): Fold x * -1 into -x.
9116 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9118 PR rtl-optimization/20331
9119 * rtlanal.c (modified_between_p): Check its address first for MEM.
9120 (modified_in_p): Likewise.
9122 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9124 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9126 2005-03-10 Steven Bosscher <stevenb@suse.de>
9128 * expr.c (expand_expr_real_1): If possible, use a conditional
9129 move for expanding MIN_EXPR and MAX_EXPR.
9130 Use temp for moving around rtx-en.
9132 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9135 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9138 2005-03-10 Roger Sayle <roger@eyesopen.com>
9140 * builtins.c (expand_builtin_signbit): Extend to handle floating
9141 point modes wider than the largest integer type, using the
9142 operand_subword_force function to obtain the signbit's word.
9144 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9147 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9148 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9150 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9152 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9154 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9156 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9158 (perform_edge_inserts): Unconditionally call
9159 free_dominator_info.
9161 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9163 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9165 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9167 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9169 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9171 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9173 (rtl_register_value_prof_hooks,
9174 tree_value_profile_transformations,
9175 tree_register_value_prof_hooks): Likewise.
9176 * var-tracking.c (stack_adjust_offset_pre_post,
9177 variable_htab_free, variable_union, dataflow_set_different_2,
9178 count_uses, variable_was_changed, set_frame_base_location,
9179 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9180 vt_add_function_parameters): Likewise.
9181 * varasm.c (named_section_real, named_section, make_decl_rtl,
9182 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9183 const_hash_1, compare_constant, copy_constant, force_const_mem,
9184 output_constant_pool_2, output_constant_pool_1, output_constant,
9185 output_constructor, make_decl_one_only, decl_tls_model,
9186 default_no_named_section, default_elf_select_section_1,
9187 default_unique_section_1): Likewise.
9188 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9189 * vmsdbgout.c (addr_const_to_string): Likewise.
9192 * function.c (struct assign_parm_data_one): Remove last_named
9194 (assign_parm_find_data_types): Don't determine last_named.
9195 Reorder named_parm determination.
9196 (assign_parms): Only setup varargs on the last non-varadic
9199 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9201 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9202 sda base address on medium model.
9204 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9206 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9207 * cfgloop.c (flow_loop_nodes_find): Export.
9208 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9210 * cfgloopmanip.c (fix_loop_structure): New function.
9211 * predict.c (predict_loops): Clean up the loops information.
9212 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
9213 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
9215 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
9216 (rewrite_into_loop_closed_ssa): Declaration changed.
9217 * tree-loop-linear.c (linear_transform_loops): Add argument to
9218 rewrite_into_loop_closed_ssa call.
9219 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9220 * tree-ssa-loop-im.c (move_computations): Ditto.
9221 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
9222 * tree-vectorizer.c (vectorize_loops): Ditto.
9223 * tree-optimize.c: Include cfgloop.h.
9224 (execute_todo): Choose whether to call cleanup_tree_cfg or
9225 cleanup_tree_cfg_loop.
9226 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
9227 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
9228 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
9229 cleanup_tree_cfg_loop call.
9230 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
9231 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
9232 work on part of cfg.
9234 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9237 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
9238 with multiple alternatives.
9240 * stmt.c (parse_output_constraint): Fix a typo.
9242 2005-03-09 Bob Wilson <bob.wilson@acm.org>
9244 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
9245 assembly directive instead of deprecated "no-generics".
9247 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
9249 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9250 for non-offsettable memory references to cope with outstanding reload
9252 * config/s390/s390.md ("reload_outti"): Call find_replacement to
9253 avoid losing outstanding address reloads.
9254 ("reload_outdi", "reload_outdf"): Likewise.
9256 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9258 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
9259 code. Add more cbrt transformations.
9261 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9263 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
9265 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9267 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
9268 NULL_TREE when a given tree is not simplified.
9269 (fold): Return the original tree when any of the functions
9270 mentioned above NULL_TREE.
9272 * fold-const.c (fold_unary, fold_binary): Take decomposed
9273 arguments, code, type, op0, and op1 in case of fold_binary.
9274 (fold): Update calls to fold_unary and fold_binary.
9276 2005-03-09 Roger Sayle <roger@eyesopen.com>
9278 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
9279 a fndecl and an arglist instead of a CALL_EXPR, exp.
9281 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
9283 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
9285 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
9287 * expr.c (expand_assignment): Remove orig_to_rtx.
9289 * fold-const.c (int_const_binop): Remove no_overflow.
9291 * ifcvt.c (noce_emit_move_insn): Remove inmode.
9293 * loop-iv.c (get_biv_step_1): Remove lhs.
9295 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
9297 * real.c (real_nan): Remove neg.
9299 * function.c (thread_prologue_and_epilogue_insns): Remove i
9302 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
9305 * tree-eh.c (tree_could_trap_p): Remove idx.
9307 * tree-into-ssa.c (ann): Remove ann.
9309 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
9311 * tree-sra.c (decide_block_copy): Remove inst_count.
9313 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
9315 * tree-ssa-loop-im.c (lhs): Remove.
9317 * cfgbuild.c (state, STATE, SET_STATE,
9318 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9320 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9321 (find_basic_blocks): Set the state of each basic block to
9324 2005-03-08 Jeff Law <law@redhat.com>
9326 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9327 goto results in the removal of edges in the CFG, then we need
9328 to recompute dominators.
9330 2005-03-09 Ben Elliston <bje@au.ibm.com>
9332 * c-common.c (c_do_switch_warnings): Comment fix.
9334 2005-03-08 Julian Brown <julian@codesourcery.com>
9336 * Patch from 2005-03-08 reverted for causing regressions and
9337 ppc-darwin bootstrap failure.
9339 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9341 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9342 Define the real function for ppc-darwin.
9343 * c-typeck.c (convert_arguments): Check for target-specific
9344 invalid argument call to unprototyped function.
9345 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9347 * target.h (invalid_arg_for_unprototyped_fn): New field
9349 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9350 default target hook.
9351 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9354 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9356 * c-typeck.c (constructor_stack, constructor_range_stack,
9357 initializer_stack): Make them static.
9359 * cfg.c (rbi_pool): Make it static.
9361 * gimple-low.c (lower_stmt_body): Make it static.
9362 * tree-flow.h: Remove the corresponding prototype. Don't
9365 * sched-deps.c (cache_size): Make it static.
9367 * stor-layout.c (lang_adjust_rli): Make it static.
9369 2005-03-08 Julian Brown <julian@codesourcery.com>
9371 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9372 from being used for symbols with vague linkage when
9373 HAVE_GAS_COMDAT_GROUP is true.
9375 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9377 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9378 nlabel == JUMP_LABEL (jump).
9380 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9382 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9383 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9384 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9385 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9387 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9390 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9391 * c-common.c (handle_returns_twice): New function.
9392 (c_common_attribute_table): Declare eturns_twice' attribute.
9393 * doc/extend.texi: Document eturns_twice' attribute.
9394 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9395 (struct tree_decl): Add returns_twice_flag.
9397 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9399 * tree-ssa-phiopt.c: Fix a comment typo.
9401 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9402 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9403 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9406 2005-03-08 Richard Henderson <rth@redhat.com>
9408 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9409 builtin codes with ctzdi2, clzdi2, popcountdi2.
9410 (struct alpha_builtin_def): Add is_const.
9411 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9412 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9413 (alpha_init_builtins): Init them. Set nothrow and const attributes
9415 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9416 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9417 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9418 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9419 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9420 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9421 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9422 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9423 (TARGET_FOLD_BUILTIN): New.
9424 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9425 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9427 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9429 2005-03-08 Ira Rosen <irar@il.ibm.com>
9431 PR tree-optimization/20122
9432 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9433 condition of access function instead of base.
9435 2005-03-07 Jeff Law <law@redhat.com>
9436 Steven Bosscher <stevenb@suse.de>
9438 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9439 (find_taken_edge): Call find_taken_edge_computed_goto as
9440 appropriate. Allow any gimple invariant rather than just
9441 INTEGER_CST for VAL.
9442 (cleanup_control_flow): Cleanup a computed goto which has turned
9444 (tree_merge_blocks): If block B has any forced labels, move
9445 them to the start of block A.
9446 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9447 computed gotos as well.
9448 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9449 removal of unnecessary computed gotos too.
9450 (lookup_redirection_data): Fix type of INSERT argument. Callers
9453 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9455 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9456 Remove trailing spaces.
9458 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9459 unshare_all_trees): Make them static.
9460 * tree-gimple.h: Remove the corresponding prototypes.
9462 * diagnostic.h: Remove unused prototype
9463 debug_output_buffer.
9464 * modulo-sched.c: Remove unused prototype
9465 set_row_column_for_ps.
9467 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9468 replace_phi_edge_with_variable): Remove unused variable i.
9470 2005-03-07 Per Bothner <per@bothner.com>
9472 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9474 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9477 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9478 bbs on the COND_EXPR instead of the PHI_NODEs.
9479 (candidate_bb_for_phi_optimization): Remove.
9480 (replace_phi_with_stmt): Rename to ...
9481 (replace_phi_edge_with_variable): this and change so that we
9482 replace the phi argument instead of removing the PHI.
9483 (conditional_replacement): Change so we deal with PHI with more
9485 (value_replacement): Likewise.
9486 (abs_replacement): Likewise.
9488 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9490 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9491 output_e500_flip_gt_bit.
9493 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9495 (rs6000_generate_compare): Fix logic to look at the correct bits.
9496 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9498 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9499 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9500 gen_move_from_CR_gt_bit.
9502 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9503 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9504 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9506 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9507 (E500_CR_IOR_COMPARE): New constant.
9509 2005-03-08 Earl Chew <earl_chew@agilent.com>
9510 David Billinghurst <David.Billinghurst@riotinto.com>
9512 * config/i386/host-cygwin.c: New file to support precompiled
9514 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9515 * config.host: Use above files for cygwin host.
9517 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9519 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9520 ordering ops from earlier change.
9522 2005-03-07 Per Bothner <per@bothner.com>
9524 Various fixes to allow us to again build if --enable-mapped-location:
9525 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9526 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9527 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9528 local variable loc. Change logic appropriately.
9529 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9530 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9531 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9532 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9533 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9535 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9537 PR rtl-optimization/19683
9538 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9539 number of bytes, to smallest_int_for_mode. Fix arguments to
9540 REG_CANNOT_CHANGE_MODE_P.
9542 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9544 * reorg.c (relax_delay_slots): Check that the jump is
9545 conditional before trying to invert it.
9547 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9549 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9552 * calls (stack_arg_under_construction): Make it static.
9554 * flow.c (regs_live_at_setjmp): Make it static.
9555 * flow.h: Remove the corresponding prototype.
9557 * reload1.c (reload_startobj, reload_firstobj,
9558 something_needs_operands_changed, reload_inherited,
9559 reload_inheritance_insn, reload_override_in,
9560 reload_spill_index): Make them static.
9562 * recog.c (verify_changes): Make it static.
9563 * recog.h: Remove the corresponding prototype.
9565 * cfgbuild.c (find_sub_basic_blocks): Remove.
9566 * basic-block.h: Remove the corresponding prototype.
9567 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9569 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9571 * tree-ssa-operands.c (check_build_stmt): Remove.
9573 * stor-layout.c (set_alignment): Remove.
9574 * tree.h: Remove the corresponding prototype.
9576 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9578 * tree-ssa-dce.c (control_dependence_map,
9579 visited_control_parents): Make them static.
9581 * cfghooks.c (verify_flow_info): Remove local variable
9584 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9587 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9589 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9591 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9593 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9595 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9596 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9597 PARALLEL for an empty structure.
9599 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9601 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9603 * fold-const.c (fold_binary): Unroll the very first "for"
9606 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9608 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9609 redundant match_code test.
9610 (scc_comparison_operator): Swap match_operand and match_code
9612 (branch_positive_comparison_operator): Same.
9613 (trap_comparison_operator): Use comparison_operator and swap with
9616 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9619 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9620 (out_movhi_r_mr): Read low byte of volatile MEM first.
9621 (out_movhi_mr_r): Write high byte of volatile MEM first.
9623 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9625 * cselib.c (reg_values, reg_values_size): Make them static.
9627 * cse.c (cse_reg_info_table): Make it static.
9629 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9631 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9633 * cse.c (find_best_addr): Use canon_for_address.
9635 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9637 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9638 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9639 SUBREG and MEM, respectively.
9641 * fold-const.c (fold_binary): Use code instead of t.
9643 * fold-const.c (optimize_minmax_comparison): Take decomposed
9644 arguments code, type, op0, and op1 instead of t.
9645 (fold_binary): Update a call to optimize_minmax_comparison.
9647 * fold-const.c (fold_range_test): Take decomposed arguments
9648 code, type, op0, and op1 instead of t.
9649 (fold_binary): Update a call to fold_range_test.
9651 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9652 decomposed arguments code, type, op0, and op1 instead of t.
9653 (fold_binary): Update a call to fold_range_test.
9655 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9657 * fold-const.c (fold_binary): Avoid directly using the original
9658 expression t as much as possible.
9660 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9662 * c-semantics.c (build_stmt): Use TYPE_P instead of
9663 IS_NON_TYPE_CODE_CLASS.
9664 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9665 (NON_TYPE_CHECK): Use TYPE_P instead of
9666 IS_NON_TYPE_CODE_CLASS.
9668 * fold-const.c (fold): Remove handling of binary expressions.
9670 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9672 * doc/c-tree.texi: Wrap comments in @r{}.
9673 * doc/cpp.texi: Likewise.
9674 * doc/cppinternals.texi: Likewise.
9675 * doc/extend.texi: Likewise.
9676 * doc/md.texi: Likewise.
9677 * doc/objc.texi: Likewise.
9678 * doc/sourcebuild.texi: Likewise.
9679 * doc/tm.texi: Likewise.
9682 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9684 * predict.c (apply_return_prediction): Standardize PHI chain
9686 * tree-ssa.c (ssa_redirect_edge): Likewise.
9688 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9689 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9692 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9693 * tree-flow.h: Adjust the prototype for remove_phi_node.
9694 * lambda-code.c (perfect_nestify): Adjust a call to
9697 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9698 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9700 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9701 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9702 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9703 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9705 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9706 of GEN_INT (trunc_int_for_mode (...)).
9707 * loop-iv.c (iv_number_of_iterations): Likewise.
9708 * postreload.c (reload_cse_move2add): Likewise.
9709 * simplify-rtx.c (simplify_const_unary_operation,
9710 simplify_const_binary_operation): Likewise.
9711 * stor-layout.c (get_mode_bounds): Likewise.
9713 * fold-const.c (fold_binary): New.
9714 (fold): Call fold_binary on binary expressions.
9716 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9718 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9719 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9720 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9721 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9722 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9724 2005-03-04 Devang Patel <dpatel@apple.com>
9726 PR tree-optimization/18815
9727 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9728 loops with zero exit edges.
9730 2005-03-04 Devang Patel <dpatel@apple.com>
9732 * doc/invoke.texi: Remove reference to webpage that does not exist.
9734 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9735 Joseph S. Myers <joseph@codesourcery.com>
9738 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9739 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9740 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9741 * pa.c (get_plabel): Change argument to symbol_ref. Call
9742 maybe_get_identifier instead of get_identifier.
9743 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9744 (struct deferred_plabel): Replace name field with symbol field.
9745 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9746 ASM_OUTPUT_EXTERNAL_REAL is defined.
9747 (output_global_address): Use output_addr_const for output of all
9749 (output_deferred_plabels): Use symbol_ref instead of name for address
9751 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9752 ASM_OUTPUT_SYMBOL_REF): New macros.
9753 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9755 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9758 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9760 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9761 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9763 2005-03-04 Jeff Law <law@redhat.com>
9765 * basic-block.h (rediscover_loops_after_threading): Declare.
9766 * tree-ssa-dom.c: Include cfgloop.h.
9767 (tree_ssa_dominator_optimize): Discover loops and some basic
9768 properties. Remove forwarder blocks recreated by loop header
9769 canonicalization. Also mark backedges in the CFG.
9770 * tree-ssa-threadupdate.c: Include cfgloop.h
9771 (rediscover_loops_after_threading): Define.
9772 (struct local_info): New field, JUMP_THREADED.
9773 (prune_undesirable_thread_requests): New function.
9774 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9775 then record that fact for the callers of redirct_edges.
9776 (thread_block): If BB has incoming backedges, then call
9777 prune_undesirable_thraed_requests. Note when we are
9778 going to have to rediscover loop information. Return a
9779 boolean indicating if any jumps were threaded.
9780 (thread_through_all_blocks): Bubble up boolean indicating
9781 if any jumps were threaded.
9782 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9783 (tree-ssa-threadupdate.o): Similarly.
9785 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9787 * fold-const.c (fold_ternary): Unroll the "for" loop to
9790 2005-03-04 Andrew Haley <aph@redhat.com>
9792 * unwind-dw2-fde-glibc.c (struct
9793 unw_eh_callback_data.check_cache): New field.
9794 (frame_hdr_cache): New.
9795 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9796 Cache frame header info.
9798 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9800 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9801 (print_c_condition): Declare.
9802 * read-rtl.c (ptr_loc): New structure.
9803 (ptr_locs, ptr_loc_obstack, joined_conditions)
9804 (joined_conditions_obstack): New variables.
9805 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9806 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9807 (join_c_conditions, print_c_condition): New functions.
9808 (apply_macro_to_string): Associate the new string with the same
9809 source location as the old one.
9810 (add_condition_to_string): Use join_c_conditions.
9811 (read_string): Use set_rtx_ptr_loc to record a filename and line
9812 number for the string.
9813 (read_rtx): Initialize the new variables above.
9814 * genattrtab.c (write_test_expr, write_attr_value): Use
9816 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9817 comment above the GCC_VERSION check.
9818 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9819 Inline the definition of MAYBE_EVAL.
9820 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9821 * genoutput.c (process_template): Likewise.
9822 * genpreds.c (write_predicate_subfunction): Likewise.
9823 (write_predicate_expr): Use print_c_condition.
9824 * genrecog.c (write_cond): Likewise.
9825 * gensupport.c (process_rtx): Use join_c_conditions to join the
9826 conditions of a define_insn_and_split. Record a source location
9827 for the string after the "&&".
9828 (alter_test_for_insn): Use join_c_conditions.
9830 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9833 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9834 PR tree-optimization/15784
9835 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9838 2005-03-04 Ben Elliston <bje@au.ibm.com>
9840 * gcc.c (option_map): Add --coverage.
9841 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9842 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9843 * config/darwin.h: Pass -lgcov for `coverage'.
9844 * doc/invoke.texi (Debugging Options): Document --coverage.
9846 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9848 * gcse.c (bypass_block): Use find_edge wherever possible.
9850 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9854 * c-opts.c (c_common_parse_file): Call start_source_file
9855 and end_source_file at the approriate times.
9857 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9858 the main file, it will be done for us now.
9860 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9862 * fold-const.c (fold_ternary): New.
9863 (fold): Call fold_ternary on ternary expressions. Remove
9864 handling of ternary expressions.
9866 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9868 PR tree-optimization/15784
9869 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9872 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9874 * config/rs6000/predicates.md (branch_comparison_operator):
9875 Convert from C block to conditional format.
9877 2005-03-03 Jan Hubicka <jh@suse.cz>
9879 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9880 and non-constant public variables.
9882 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9884 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9887 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9890 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9891 calls to release_ssa_name and release_phi_node.
9893 * fold-const.c (fold): Remove handling of unary expressions.
9895 * fold-const.c (fold_unary): Avoid directly using the original
9896 expression t as much as possible.
9898 2005-03-03 Roger Sayle <roger@eyesopen.com>
9899 Andrew Pinski <pinskia@physics.uc.edu>
9901 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9902 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9904 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9906 Describe special registers SRP and MOF as allocatable registers.
9907 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9908 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9909 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9910 TARGET_HAS_MUL_INSNS.
9911 (cris_print_operand) <case 'd'>: New case.
9912 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9913 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9915 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9916 (REG_ALLOC_ORDER): Update for MOF.
9917 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9919 (GENERAL_REGS): No longer a define of ALL_REGS.
9920 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9921 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9923 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9924 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9925 (SECONDARY_RELOAD_CLASS): Define.
9926 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9927 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9928 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9929 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9930 (REGISTER_MOVE_COST): Define.
9931 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9932 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9933 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9934 (CRIS_MOF_REGNUM): New define_constants.
9935 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9937 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9939 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9940 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9941 Adjust for MOF being properly described as a register.
9942 (indir_to_reg_split): Name this split. Conditionalize on the
9943 destination register being a general register.
9944 (movei): Conditionalize on on operands 0 and 1 having the same
9947 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9950 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9951 -mcpu to override any other explicitly given flags.
9953 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9955 * recog.c (verify_changes, confirm_change_group): New functions,
9956 broken out of apply_change_group.
9957 (apply_change_group): Use them.
9958 * recog.h (verify_change, confirm_change_group): Declare.
9959 * rtl.h (redirect_jump_2): Declare.
9960 * jump.c (redirect_exp, invert_exp): Delete.
9961 (invert_exp_1): Take second parameter. Return value. Changed caller.
9962 (redirect_jump_2): New function, broken out of redirect_jump.
9963 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9964 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9965 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9967 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9969 * varasm.c (named_section): Use xstrdup rather than doing it by
9972 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9974 2005-03-02 Devang Patel <dpatel@apple.com>
9976 Undo PR tree-optimization/18815 fix.
9978 2005-03-02 Devang Patel <dpatel@apple.com>
9980 PR tree-optimization/18815
9981 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9982 loops with zero exit edges.
9984 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9986 * cfg.c (connect_src, connect_dest, disconnect_src,
9987 disconnct_dest): New.
9988 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9989 redirect_edge_pred): Use the new functions.
9991 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9992 free_dominance_info only when needed.
9994 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9997 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9998 (reg_or_sub_cint64_operand): Same.
10000 2005-03-02 Jeff Law <law@redhat.com>
10002 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10003 CFG_ALTERED in the main DOM iteration loop.
10005 2005-03-02 Mark Mitchell <mark@codesourcery.com>
10008 * varasm.c (initializer_constant_valid_p): Allow conversions
10009 between OFFSET_TYPEs. Tidy.
10011 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
10013 * config/cris/cris.md ("return"): Remove epilogue delay list
10016 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
10018 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10020 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10022 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10024 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10025 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10026 config/m68k/m68k.c, config/mips/mips.h,
10027 config/rs6000/rs6000-protos.h, doc/contrib.texi,
10028 doc/include/gcc-common.texi: Update copyright.
10030 PR middle-end/18029 and PR middle-end/18030
10031 * expr.c (optimize_bitfield_assignment_op): Add a special case
10032 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10034 * fold-const.c (fold_unary): New.
10035 (fold): Call fold_unary on unary expressions.
10037 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
10039 * cgraph.h (struct cgraph_edge): Add prev_caller and
10040 prev_callee fields.
10041 (cgraph_node_remove_callees): Export.
10042 * cgraph.c (cgraph_create_edge): Initialize prev_caller
10044 (cgraph_edge_remove_callee): New function.
10045 (cgraph_edge_remove_caller): Likewise.
10046 (cgraph_remove_edge): Use.
10047 (cgraph_redirect_edge_callee): Likewise.
10048 (cgraph_node_remove_callees): New function.
10049 (cgraph_node_remove_callers): Likewise.
10050 (cgraph_remove_node): Use.
10051 * tree-optimize.c (tree_rest_of_compilation): Use
10052 cgraph_node_remove_callees instead of manual loop.
10053 * cgraphunit.c (cgraph_finalize_function): Likewise.
10054 (cgraph_expand_function): Likewise.
10055 (cgraph_remove_unreachable_nodes): Likewise.
10057 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
10060 * c-tree.h (undeclared_variable, build_external_ref): Add extra
10062 * c-decl.c (undeclared_variable): Take location as argument.
10063 * c-typeck.c (build_external_ref): Likewise.
10064 * c-parser.c (c_parser_postfix_expression): Pass location of
10065 identifier to build_external_ref.
10067 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10069 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10070 CCEQ mode for branch_positive_comparison_operator test.
10071 * config/rs6000/predicates (branch_comparison_operator): Revert to
10073 (scc_comparison_operator): Same.
10074 (branch_positive_comparison_operator): Same.
10076 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
10078 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10079 (cris_delay_slots_for_epilogue): Remove.
10080 (save_last): Move into cris_target_asm_function_epilogue.
10081 (cris_target_asm_function_epilogue): Remove tests for file being
10083 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10084 (cris_delay_slots_for_epilogue): Remove prototypes.
10085 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10086 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10088 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10090 * config/rs6000/predicates.md (branch_comparison_operator): Change
10091 to define_special_predicate.
10092 (scc_comparison_operator): Same.
10093 (branch_positive_comparison_operator): Same.
10095 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10097 * Makefile.in (tree-ssa-sink.o): New.
10098 (OBJS-common): Add tree-ssa-sink.o.
10099 * common.opt: Add -ftree-sink
10100 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10101 * timevar.def (TV_TREE_SINK): new timevar.
10102 * tree-flow.h (is_hidden_global_store): Prototype.
10103 * tree-optimize.c (init_tree_optimization_passes): Add
10105 * tree-pass.h (pass_sink_code): New.
10106 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10107 for non-obvious global store store to is_hidden_global_store, and
10108 call that new function.
10109 * tree-ssa-sink.c: New file.
10110 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10111 * doc/passes.texi: Document forward store motion.
10112 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10113 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10114 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10115 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10117 2005-03-01 Per Bothner <per@bothner.com>
10119 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10120 and we have a non-zero column-number, add it to the message.
10121 Also factor out the diagnostic_kind_text.
10123 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10125 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10126 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10127 flow_loop_scan): Removed.
10128 (flow_loop_dump): Do not dump removed fields.
10129 (flow_loop_free): Do not free removed fields.
10130 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10131 (loop_exit_edge_p): New function.
10132 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10133 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10134 num_exits, exits_doms.
10135 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10136 LOOP_EDGES, LOOP_ALL): Removed.
10137 (flow_loop_scan): Declaration removed.
10138 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10139 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10141 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10142 (if_convert): Call flow_loops_find and flow_loops_free
10143 when calling mark_loop_exit_edges.
10144 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10145 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10146 free_dominance_info calls.
10147 * loop-init.c (flow_loops_find): Ditto.
10148 * passes.c (rest_of_handle_branch_prob): Ditto.
10149 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10150 * loop-unroll.c (analyze_insns_in_loop): Do not use
10152 * predict.c (predict_loops): Do not call flow_loop_scan.
10153 Use get_loop_exit_edges.
10154 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10155 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10156 Do not use EDGE_LOOP_EXIT.
10157 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10158 to bb_with_exit_edge_p.
10159 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10160 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10161 to bb_with_exit_edge_p.
10162 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10164 * tree-loop-linear.c (linear_transform_loops): Do not call
10165 flow_loop_scan. Use loop->single_exit.
10166 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10167 (vect_analyze_loop_form): Do not call flow_loop_scan.
10168 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10170 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10172 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10173 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10174 slpeel_tree_duplicate_loop_to_edge_cfg,
10175 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10176 Use loop_preheader_edge and loop->single_exit. Do not call
10179 2005-03-01 Nick Clifton <nickc@redhat.com>
10181 * config/arm/arm.c (thumb_find_work_register): Check all of the
10182 argument registers to see if they are free, and a couple of
10183 special cases where the last argument register but can be proved
10184 to be available during the function's prologue.
10185 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10186 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10187 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10189 (thumb_compute_save_reg_mask): Likewise. Also use
10190 thumb_find_work_register() to ensure that there is agreement about
10191 which work register is going to be used in the prologue.
10192 (thumb_output_function_prologue): Use unsigned long as the type
10193 for the register bit-mask. Also delay pushing the link register if
10194 other high registers are going to be pushed.
10195 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10196 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10197 redundant prototypes.
10199 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10202 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10203 and after reload in REG+REG indexed addresses without REG_POINTER
10204 set in the base and not set in the index.
10206 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10208 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10209 Don't undefine here.
10210 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
10211 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
10212 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10213 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
10214 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
10216 * config.gcc (sh*-*-linux*): Use config/linux.h.
10218 2005-02-28 Dale Johannesen <dalej@apple.com>
10219 Stan Shebs <shebs@apple.com>
10221 Rewrite of 64-bit Darwin structure-by-value pass/return.
10222 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
10223 intoffset, use_stack, named.
10224 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
10225 (rs6000_darwin64_record_arg_advance_flush): New.
10226 (rs6000_darwin64_record_arg_advance_recurse): New.
10227 (rs6000_darwin64_record_arg_flush): New.
10228 (rs6000_darwin64_record_arg_recurse): New.
10229 (rs6000_darwin64_record_arg): New.
10230 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
10231 (function_arg_boundary): Handle 128-bit aligned structs.
10232 (function_arg_advance): Rewrite darwin64 struct handling.
10233 (function_arg): Call rs6000_darwin64_record_arg.
10234 (function_arg_partial_nregs): Handle darwin64 structs.
10235 (rs6000_darwin64_function_value): Remove.
10236 (rs6000_function_value): Call rs6000_darwin64_record_arg.
10238 2005-02-28 Roger Sayle <roger@eyesopen.com>
10240 PR tree-optimization/20216
10241 * tree-chrec.c (tree_fold_factorial): Delete.
10242 (tree_fold_binomial): Change argument list to take a return type
10243 and change the type of K to unsigned int. Rewrite to avoid explicit
10244 evaluation of factorials, and (recursively) calling fold to perform
10245 compile-time arithmetic. Return NULL on (internal) overflow.
10246 (chrec_evaluate): Change type of K to an unsigned int. Avoid
10247 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
10248 if any intermediate calculation overflows.
10249 (chrec_apply): Update call to chrec_evaluate.
10251 2005-02-28 James E Wilson <wilson@specifixinc.com>
10253 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
10255 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
10258 * c-parser.c (c_parser_compound_statement): Return error_mark_node
10259 instead of NULL_TREE on error.
10261 2005-02-28 David Edelsohn <edelsohn@gnu.org>
10263 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
10264 (EASY_VECTOR_15_ADD_SELF): Remove.
10265 (num_insns_constant_wide): Not static.
10266 (validate_condition_mode): Not static.
10267 (toc_relative_expr_p): Not static.
10268 (legitimate_indirect_address_p): Not static.
10269 (macho_lo_sum_memory_operand): Not static.
10270 (invalid_e500_subreg): Not static.
10271 (easy_vector_same): Not static.
10272 (easy_vector_splat_const): Not static.
10273 (RS6000_SYMBOL_REF_TLS_P): Remove.
10274 (any_operand): Delete.
10275 (any_parallel_operand): Delete.
10276 (count_register_operand): Delete.
10277 (altivec_register_operand): Delete.
10278 (xer_operand): Delete.
10279 (s8bit_cint_operand): Delete.
10280 (short_cint_operand): Delete.
10281 (u_short_cint_operand): Delete.
10282 (non_short_cint_operand): Delete.
10283 (exact_log2_cint_operand): Delete.
10284 (gpc_reg_operand): Delete.
10285 (cc_reg_operand): Delete.
10286 (cc_reg_not_cr0_operand): Delete.
10287 (reg_or_short_operand): Delete.
10288 (reg_or_neg_short_operand): Delete.
10289 (reg_or_aligned_short_operand): Delete.
10290 (reg_or_u_short_operand): Delete.
10291 (reg_or_cint_operand): Delete.
10292 (reg_or_arith_cint_operand): Delete.
10293 (reg_or_add_cint64_operand): Delete.
10294 (reg_or_sub_cint64_operand): Delete.
10295 (reg_or_logical_cint_operand): Delete.
10296 (got_operand): Delete.
10297 (got_no_const_operand): Delete.
10298 (easy_fp_constant): Delete.
10299 (easy_vector_constant): Delete.
10300 (easy_vector_constant_add_self): Delete.
10301 (zero_constant): Delete.
10302 (zero_fp_constant): Delete.
10303 (volatile_mem_operand): Delete.
10304 (offsettable_mem_operand): Delete.
10305 (mem_or_easy_const_operand): Delete.
10306 (add_operand): Delete.
10307 (non_add_cint_operand): Delete.
10308 (logical_operand): Delete.
10309 (non_logical_cint_operand): Delete.
10310 (mask_operand): Delete.
10311 (mask_operand_wrap): Delete.
10312 (mask64_operand): Delete.
10313 (mask64_2_operand): Delete.
10314 (and64_operand): Delete.
10315 (and64_2_operand): Delete.
10316 (and_operand): Delete.
10317 (reg_or_mem_operand): Delete.
10318 (lwa_operand): Delete.
10319 (symbol_ref_operand): Delete.
10320 (call_operand): Delete.
10321 (current_file_function_operand): Delete.
10322 (input_operand): Delete.
10323 (rs6000_nonimmediate_operand): Delete.
10324 (rs6000_tls_symbol_ref): Delete.
10325 (save_world_operation): Delete.
10326 (restore_world_operation): Delete.
10327 (load_multiple_operation): Delete.
10328 (store_multiple_operation): Delete.
10329 (vrsave_operation): Delete.
10330 (mfcr_operation): Delete.
10331 (mtcrf_operation): Delete.
10332 (lmw_operation): Delete.
10333 (stmw_operation): Delete.
10334 (branch_comparison_operator): Delete.
10335 (branch_positive_comparison_operator): Delete.
10336 (scc_comparison_operator): Delete.
10337 (trap_comparison_operator): Delete.
10338 (boolean_operator): Delete.
10339 (boolean_or_operator): Delete.
10340 (min_max_operator): Delete.
10341 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10342 (EASY_VECTOR_15): Moved to here.
10343 (EASY_VECTOR_15_ADD_SELF): Move to here.
10344 (PREDICATE_CODES): Delete.
10345 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10346 Declare functions no longer static.
10347 * config/rs6000/predicates.md: New.
10348 * config/rs6000/rs6000.md: Include predicates.md
10350 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10352 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10353 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10355 * cfgrtl.c (need_fake_edge_p): Likewise.
10356 * combine.c (distribute_notes): Likewise.
10357 * emit-rtl.c (try_split): Likewise.
10358 * recog.c (peephole2_opimize): Likewise.
10359 * reg-notes.def (ALWAYS_RETURN): Remove.
10360 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10361 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10362 * tree.h (ECF_ALWAYS_RETURN): Remove.
10364 2005-02-28 Roger Sayle <roger@eyesopen.com>
10366 PR middle-end/19874
10367 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10368 between different machine modes is never a "useless" conversion.
10370 2005-02-28 Geert Bosch <bosch@gnat.com>
10373 * doc/contrib.texi: List contributors for Ada front end
10375 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10377 * simplify-rtx.c (simplify_unary_operation_1,
10378 simplify_const_unary_operation): New, extracted from...
10379 (simplify_unary_operation): ... this one.
10380 (simplify_binary_operation_1,
10381 simplify_const_binary_operation): New, extracted from...
10382 (simplify_binary_operation): ... this one.
10383 * rtl.h (simplify_const_unary_operation,
10384 simplify_const_binary_operation): Add prototypes.
10386 2005-02-28 Julian Brown <julian@codesourcery.com>
10388 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10389 building libjava and caused PR regression/20228.
10391 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10394 * Makefile.in (host_subdir): New.
10395 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10396 * configure: Regenerate.
10398 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10400 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10401 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10402 installation directory first.
10404 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10407 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10408 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10409 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10410 * config/cris/cris.md: Tweak comments referring to Q.
10411 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10412 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10413 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10414 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10415 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10416 Insert spaces in constraints to align alternatives vertically for
10418 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10421 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10423 PR rtl-optimization/17728
10424 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10425 operand 0 from general_operand to move_dest_operand.
10427 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10429 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10430 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10431 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10432 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10434 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10436 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10437 * configure: Regenerate.
10438 * libada-mk.in: Remove CC; rename
10439 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10441 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10444 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10445 for the lhs, also walk over the tree. Likewise for rhs.
10447 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10449 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10450 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10451 Do not propagate value of iv before increment over the increment.
10453 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10455 * c-parser.c: New file.
10456 * c-parse.in: Remove.
10457 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10459 (c-parser.o): Add dependencies.
10460 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10461 maintainer-clean, TAGS): Update.
10462 * c-config-lang.in (gtfiles): Update.
10463 * gengtype-lex.l: Don't handle "@@".
10464 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10465 objc_build_synchronized, objc_begin_try_stmt,
10466 objc_begin_catch_clause, objc_finish_catch_clause,
10467 objc_build_finally_clause, objc_finish_try_stmt): New.
10468 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10470 (c_parse_init): Update comment.
10471 * c-decl.c (c_init_decl_processing): Update comment.
10472 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10473 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10474 new c_declspecs members.
10476 2005-02-25 Julian Brown <julian@codesourcery.com>
10478 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10479 from being used for symbols with vague linkage when
10480 HAVE_GAS_COMDAT_GROUP is true.
10482 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10484 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10486 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10489 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10490 (LIBGCC2_HAS_DF_MODE): New.
10491 (LIBGCC2_HAS_XF_MODE): New.
10492 (LIBGCC2_HAS_TF_MODE): New.
10493 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10494 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10495 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10496 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10497 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10498 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10499 and add _fixtfdi, _fixunstfdi, _floatditf
10500 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10501 L_fixunstfdi, L_floatditf.
10502 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10503 (LIBGCC2_HAS_TF_MODE): Define.
10505 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10507 PR tree-optimization/20204
10508 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10509 REWRITE_THIS_STMT markers on PHI nodes.
10510 (rewrite_initialize_block): Likewise.
10512 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10514 * version.c (version_string): Update to 4.1.
10516 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10518 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10519 Clarify that the alternative way doesn't work in GNU C++.
10521 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10523 PR tree-optimization/19937
10524 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10525 to the type of the induction variable.
10527 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10529 PR rtl-optimization/20117
10530 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10531 the block including noncopyable insn.
10533 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10535 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10536 calls to find_reg_note.
10538 2005-02-24 Richard Henderson <rth@redhat.com>
10541 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10544 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10546 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10547 vector types if to use base reg for misaligned non-word ld/std.
10549 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10552 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10553 dwarf2 label manually and put it after, not before the prologue.
10555 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10558 * reload.c (operands_match_p): Only increment register number for
10559 SCALAR_INT_MODE_P modes in multiple hard registers.
10561 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10564 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10566 * ChangeLog.5: Fix log message typo(s).
10567 * ChangeLog.7: Likewise.
10568 * ChangeLog.tree-ssa: Likewise.
10569 * cfgexpand.c: Fix comment typo(s).
10570 * conflict.c: Likewise.
10571 * defaults.h: Likewise.
10572 * dwarf2out.c: Likewise.
10573 * gcse.c: Likewise.
10574 * ggc-page.c: Likewise.
10575 * tree-eh.c: Likewise.
10576 * tree-ssa-dom.c: Likewise.
10578 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10581 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10582 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10583 if SHARED is defined.
10586 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10587 allow splitting only if operands 0 and 3 don't overlap.
10589 2005-02-24 Richard Henderson <rth@redhat.com>
10591 PR middle-end/19953
10592 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10593 (fold_builtin_1): Call them.
10594 * fold-const.c (fold_complex_mult_parts): Split out from ...
10595 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10596 (fold_complex_div_parts, fold_complex_div): New.
10598 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10600 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10602 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10603 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10605 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10606 (print_node): Likewise.
10607 Print TYPE_SIZES_GIMPLIFIED.
10609 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10611 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10612 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10613 operands as commutative in constraints.
10615 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10617 * tree-into-ssa.c: Re-organize internal functions.
10619 2005-02-24 Richard Henderson <rth@redhat.com>
10621 PR middle-end/18902
10622 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10624 * common.opt (fcx-limited-range): New.
10625 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10626 * toplev.c (flag_complex_method): Initialize to 1.
10627 (process_options): Set flag_complex_method to 0 if
10628 flag_cx_limited_range.
10629 * doc/invoke.texi (-fcx-limited-range): New.
10631 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10633 * cse.c (delete_trivially_dead_insns): Speed up by using
10634 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10637 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10639 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10640 functions when -mid-shared-library is being used.
10642 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10644 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10645 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10646 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10647 * system.h: Poison LINK_LIBGCC_SPECIAL.
10649 2005-02-23 James E Wilson <wilson@specifixinc.com>
10651 * gengtype.c (note_insn_name): Make 1 element larger.
10653 2005-02-23 Roger Sayle <roger@eyesopen.com>
10656 PR rtl-optimization/20097
10657 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10658 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10660 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10662 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10663 * t-aix52 (SHLIB_INSTALL): Same.
10665 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10667 * genpreds.c: Update copyright.
10669 2005-02-23 Michael Beach <michaelb@ieee.org>
10672 * config/sparc/t-elf (startup files): Assemble with CPP.
10674 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10676 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10677 (write_predicate_expr): Likewise.
10679 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10681 PR tree-optimization/20100
10682 PR tree-optimization/20115
10683 * tree-optimize.c (init_tree_optimization_passes): Remove
10684 pass_maybe_create_global_var.
10685 * tree-pass.h (pass_maybe_create_global_var): Remove.
10686 * tree-ssa-alias.c (aliases_computed_p): Declare.
10687 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10688 (count_calls_and_maybe_create_global_var): Remove.
10689 (pass_maybe_create_global_var): Remove.
10690 (init_alias_info): Do not declare aliases_computed_p.
10691 (maybe_create_global_var): If the function contains no
10692 call-clobbered variables and a mix of pure/const and regular
10693 function calls, create .GLOBAL_VAR.
10694 Mark all call-clobbered variables for renaming.
10695 (merge_pointed_to_info): Update comment.
10696 (add_pointed_to_var): Likewise.
10697 (is_escape_site): Likewise.
10698 Accept struct alias_info * instead of size_t *.
10700 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10702 * tree-ssa-operands.c (get_call_expr_operands): If
10703 ALIASES_COMPUTED_P is false, do not add call-clobbering
10705 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10706 (delete_tree_ssa): Likewise.
10708 2005-02-22 James E Wilson <wilson@specifixinc.com>
10710 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10711 (do_compile): Do call it here.
10713 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10715 PR rtl-optimization/20017.
10716 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10717 rest_of_handle_cse2, rest_of_handle_gcse): Call
10718 delete_dead_jumptables immediately before calling cleanup_cfg.
10720 2005-02-22 Devang Patel <dpatel@apple.com>
10723 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10726 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10728 * config/rs6000/aix.h (WINT_TYPE): Define.
10730 2005-02-22 Stan Shebs <shebs@apple.com>
10732 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10733 natural alignment for 64-bit Darwin.
10734 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10736 * doc/invoke.texi: Document this.
10738 2005-02-22 DJ Delorie <dj@redhat.com>
10740 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10741 to make_[un]signed_type, not the mode itself.
10743 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10745 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10746 not available. Use tail calls wherever possible.
10747 (make_edge): Call unchecked_make_edge to create an edge.
10749 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10750 (coalesce_ssa_name): Don't check for
10751 SSANORM_USE_COALESCE_LIST.
10752 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10754 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10756 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10757 (rewrite_into_ssa): ... here.
10759 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10761 PR tree-optimization/19786
10762 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10763 tag to another's may-alias bitmap when adding to the other's list.
10765 2005-02-21 DJ Delorie <dj@redhat.com>
10767 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10768 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10769 registers in unsupported ways.
10770 * expmed.c (init_expmed): Likewise.
10772 2005-02-21 Stan Cox <scox@redhat.com>
10774 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10776 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10778 * tree-cfg.c (fold_cond_expr_cond): New.
10779 (make_edges): Call fold_cond_expr_cond.
10780 (find_taken_edge): Accept nothing but INTEGER_CST.
10781 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10783 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10785 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10786 that do not belong to any basic block.
10788 2005-02-21 Jeff Law <law@redhat.com>
10790 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10793 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10795 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10796 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10797 Adjust their definitions.
10798 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10799 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10801 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10802 genautomata.c, langhooks.c, langhooks.h, system.h,
10803 config/arm/lib1funcs.asm: Update copyright.
10805 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10807 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10809 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10812 * doc/install.texi: Document --with-gc.
10814 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10816 * simplify-rtx.c (simplify_unary_operation): Add a missing
10819 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10821 PR tree-optimization/18663
10822 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10823 if the type has variable bounds.
10825 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10827 * gcse.c: Remove an obsolete comment.
10829 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10831 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10833 * doc/extend.texi (Function Attributes) <Attribute const>: The
10834 attribute "pure" is below this text, not above.
10836 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10838 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10839 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10840 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10842 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10845 * langhooks.h (struct lang_hooks): Add to_target_charset.
10846 * langhooks.c (lhd_to_target_charset): New function.
10847 * langhooks-def.h: Declare lhd_to_target_charset.
10848 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10849 (LANG_HOOKS_INITIALIZER): Update.
10850 * c-common.c (c_common_to_target_charset): New function.
10851 * c-common.h: Declare it.
10852 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10853 c_common_to_target_charset.
10855 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10856 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10857 Delete definitions.
10858 * system.h: Poison them.
10859 * doc/tm.texi: Don't discuss them.
10860 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10861 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10862 (pp_c_char): Do not attempt to generate letter escapes for
10864 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10865 * config/mips/mips.c (mips_output_ascii): Likewise.
10867 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10869 PR tree-optimization/19951
10870 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10873 2005-02-19 Steven Bosscher <stevenb@suse.de>
10875 PR middle-end/19698
10876 * function.h (struct function): New field `max_loop_depth'.
10877 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10878 (flow_loops_find): Reset the max loop depth count before finding loops.
10879 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10880 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10881 (calculate_global_regs_live): Make sure the loop will terminate
10882 when the initial sets are not empty.
10884 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10886 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10888 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10890 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10893 * doc/invoke.texi: Remove documentation of %M spec.
10895 (init_spec): Remove %M suffix from -lgcc_s.
10896 (do_spec_1): Remove 'M' case.
10897 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10898 to put shared libraries in the multilib directory. Remove the
10899 shlib_so_soname substitution variable. Don't add a multilib encoding
10900 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10901 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10902 SHLIB_INSTALL as well as SHLIB_LINK.
10903 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10904 (SHLIB_NAME): Delete.
10905 (SHLIB_DIR): New macro.
10906 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10907 (SHLIB_INSTALL): Adjust accordingly.
10908 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10909 * config/t-slibgcc-sld: Likewise.
10910 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10911 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10912 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10914 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10915 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10916 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10917 Use @shlib_base_name@ instead of @shlib_so_name@.
10918 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10919 and @shlib_base_name@.so in @multilib_dir@.
10920 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10921 to the install path.
10922 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10923 (SHLIB_LINK): Remove previous workaround.
10924 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10925 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10926 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10928 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10929 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10930 (SHLIB_INSTALL): Adjust accordingly.
10931 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10932 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10933 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10934 config/t-slibgcc-elf-ver.
10936 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10937 Jakub Jelinek <jakub@redhat.com>
10939 PR tree-optimization/19828
10940 * tree-ssa-loop-im.c: Add a TODO comment.
10941 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10942 without side-effects.
10944 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10946 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10949 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10951 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10952 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10953 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10955 (ia64_reorg): Delete fixup_errata call.
10956 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10957 (TARGET_SWITCHES): Delete -mb-step entry.
10959 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10962 * c-typeck.c (composite_type): Handle quals in transparent unions.
10963 (type_lists_compatible_p): Likewise.
10965 2005-02-18 Stan Shebs <shebs@apple.com>
10967 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10968 expressions in the .literal8 section.
10970 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10972 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10974 2005-02-18 Roger Sayle <roger@eyesopen.com>
10976 * fold-const.c (constant_boolean_node): Always create values of the
10977 specified type, don't bother calling truthvalue_conversion.
10979 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10981 * except.c (output_function_exception_table): Call
10982 assemble_external_libcall (eh_personality_libfunc).
10984 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10987 * config/ia64/ia64.h (struct machine_function): Add state_num.
10988 * config/ia64/ia64.c (process_epilogue,
10989 process_for_unwind_directive): Use new unwind state numbers each
10990 time rather than state 1.
10992 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10995 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10996 before the "*llgt_didi" pattern.
10998 2005-02-18 Jason Merrill <jason@redhat.com>
11000 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11002 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
11004 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11005 (div0): Use it in place of ARM_FUNC_ALIAS.
11006 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11008 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
11010 PR middle-end/20030
11011 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11012 access, the lower bound of the array type if it exists.
11014 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
11017 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11018 cases that are out-of-range for the index type.
11020 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11022 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11023 (estimate_case_costs): Don't call convert.
11024 * expmed.c (expand_shift): Likewise.
11025 (make_tree): Call fold_convert instead of convert.
11027 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11030 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11031 that ref to be marked MEM_READONLY_P doesn't have base that needs
11034 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11036 * genautomata.c (output_get_cpu_unit_code_func,
11037 output_cpu_unit_reservation_p): Don't generate old-style function
11040 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11043 PR tree-optimization/20009
11044 * convert.c (convert_to_integer): Revert 2005-02-16 change.
11046 PR tree-optimization/18947
11047 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11048 inline, remove all nodes that are inlined into the extern inline
11051 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11053 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11054 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11055 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11056 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11059 2005-02-17 Roger Sayle <roger@eyesopen.com>
11061 PR tree-optimization/19917
11062 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11063 to be potentially trapping.
11065 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11067 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11069 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
11071 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11072 tem becomes a local variable which is set to the value of the
11073 back end defined INITIAL_FRAME_ADDRESS macro.
11074 (expand_builtin_frame_address): Omit the base parameter to
11075 expand_builtin_return_addr.
11076 (expand_builtin_profile_func): Likewise.
11077 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11078 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11079 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11081 2005-02-17 Jakub Jelinek <jakub@redhat.com>
11083 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11084 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11085 * config/frv/frv.c (frv_function_epilogue): Likewise.
11087 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
11089 * lambda-code (perfect_nestify): Remove mark/unmark
11090 for rewriting hack.
11091 * tree-loop-linear.c (linear_transform_loops): Add
11092 rewrite_into_ssa call so that ssa is correct for
11093 rewriting into loop closed.
11095 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
11097 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11098 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11100 * bt-load.c (btr_def_live_range, combine_btr_defs,
11101 migrate_btr_def, migrate_btr_defs): Likewise.
11102 * cfgcleanup.c (thread_jump): Likewise.
11103 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11104 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11105 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11106 df_rd_local_compute, df_reg_info_compute): Likewise.
11107 * dominance.c (init_dom_info, free_dom_info): Likewise.
11108 * flow.c (init_propagate_block_info,
11109 free_propagate_block_info): Likewise.
11110 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11111 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11112 modify_reg_pav): Likewise.
11113 * loop-invariant.c (find_defs, find_invariant_insn,
11114 find_invariants, free_inv_motion_data): Likewise.
11115 * predict.c (tree_predict_by_opcode,
11116 estimate_bb_frequencies): Likewise.
11117 * stmt.c (expand_case): Likewise.
11118 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11119 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11120 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11121 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11122 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11123 rewrite_ssa_into_ssa): Likewise.
11124 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11125 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11126 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11127 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11128 * tree-sra.c (tree_sra): Likewise.
11129 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11130 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11131 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11132 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11133 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11134 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11136 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11137 calculate_live_on_entry, calculate_live_on_exit,
11138 build_tree_conflict_graph): Likewise.
11139 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11140 record_important_candidates, set_use_iv_cost, find_depends,
11141 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11142 tree_ssa_iv_optimize_finalize): Likewise.
11143 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11144 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11145 tree_duplicate_loop_to_header_edge): Likewise.
11146 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11147 * tree-ssa.c (verify_flow_insensitive_alias_info,
11148 verify_name_tags, verify_ssa, init_tree_ssa,
11149 delete_tree_ssa): Likewise.
11150 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11151 fini_ssanames): Likewise.
11152 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11154 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11156 * config/rs6000/t-rtems: Completely reworked.
11158 2005-02-17 Ira Rosen <irar@il.ibm.com>
11160 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11162 2005-02-17 Ira Rosen <irar@il.ibm.com>
11164 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11165 POINTER_TYPE_P when checking that type is a pointer.
11166 (vect_get_memtag): Remove.
11167 (vect_address_analysis): Use POINTER_TYPE_P. Call
11168 vect_object_analysis with dummy parameter for memtag.
11169 (vect_object_analysis): Extract memtag (functionality that
11170 used to be in vect_get_memtag and moved here). Fix printings.
11171 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11172 with correct parameters. Remove call to vect_get_memtag.
11174 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11176 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11177 (tree-vectorizer.o): Added missing dependencies.
11179 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11181 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11182 declaration in tree-vectorizer.c, now has an extern declaration in
11183 tree-vectorizer.h).
11184 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11185 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11186 get_vectype_for_scalar_type, vect_is_simple_use,
11187 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11188 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11189 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11190 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11191 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11192 find_loop_location): Likewise.
11194 * tree-vectorizer.c (langhooks.h): #include removed.
11195 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11196 moved to tree-vectorized.h.
11197 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11198 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11199 get_vectype_for_scalar_type, vect_is_simple_use,
11200 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11201 vect_supportable_dr_alignment, new_loop_vec_info,
11202 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11203 vect_set_verbosity_level, find_loop_location): Likewise.
11205 (vect_analyze_loop): Function externalized. Declaration moved to
11206 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11207 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11208 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11209 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11210 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
11211 vect_enhance_data_refs_alignment, vect_analyze_operations,
11212 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
11213 vect_stmt_relevant_p, vect_get_loop_niters,
11214 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
11215 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
11216 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
11217 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
11218 vect_get_memtag): Likewise.
11220 (vectorizable_load): Function externalized. Declaration moved to
11221 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
11222 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
11223 vect_transform_loop): Likewise.
11224 (vect_transform_stmt): Moved to tree-vect-transform.c.
11225 (vect_align_data_ref, vect_create_destination_var,
11226 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
11227 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
11228 vect_get_vec_def_for_operand, vect_init_vector,
11229 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
11230 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
11231 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
11232 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
11233 vect_do_peeling_for_loop_bound): Likewise.
11235 * tree-vect-analyze.c: New file.
11236 * tree-vect-transform.c: New file.
11238 2005-02-17 Jason Merrill <jason@redhat.com>
11240 PR mudflap/19319, c++/19317
11241 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
11244 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
11246 * doc/install.texi (Specific): Update link for Darwin-specific
11249 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
11251 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
11252 constant_boolean_node.
11254 2005-02-16 David Edelsohn <edelsohn@gnu.org>
11257 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
11258 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
11260 2005-02-16 Richard Henderson <rth@redhat.com>
11263 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
11265 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
11266 replace uses with Wtype_MAXp1_F.
11267 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
11268 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
11269 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
11270 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
11271 and HAVE_TFMODE as appropriate.
11272 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
11273 (__floatdisf): Likewise.
11274 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
11275 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
11276 (Wtype_MAXp1_F): New.
11277 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
11278 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
11280 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
11283 * arm.c (arm_apply_result_size): New function.
11284 * arm.h (APPLY_RESULT_SIZE): Define.
11285 * arm-protos.h (arm_apply_result_size): Add prototype.
11286 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
11287 (movxf): New expand.
11288 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
11289 (call_value_symbol): Remove predicate for operand 0.
11290 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
11291 (untyped_call): Rework to correclty return values for any type.
11292 (untyped_return): New expand.
11293 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
11295 2005-02-16 Stan Shebs <shebs@apple.com>
11297 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
11298 * config/rs6000/t-darwin8: New, for 64-bit multilib.
11300 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11302 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
11303 configure settings on Solaris 7 and later.
11305 2005-02-16 Diego Novillo <dnovillo@redhat.com>
11307 PR tree-optimization/19865
11308 * tree-optimize.c (init_tree_optimization_passes): Run
11309 pass_may_alias after pass_sra.
11311 2005-02-16 Richard Henderson <rth@redhat.com>
11312 Stuart Hastings <stuart@apple.com>
11315 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
11316 Do nothing if debug info suppressed for this function.
11317 (dbxout_begin_function): Early exit if debug info suppressed for
11320 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11323 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11325 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11327 PR tree-optimization/19967
11328 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11329 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11330 argument TYPE. Adjust calls to fold_builtin_XXX.
11331 (expand_builtin, fold_builtin_1): Adjust calls to
11332 expand_builtin_XXX.
11333 (fold_builtin_strchr, fold_builtin_strpbrk,
11334 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11335 result to a requested type TYPE.
11337 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11339 PR middle-end/19857
11340 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11341 (T)x & (T)cst if (T)cst overflows.
11342 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11343 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11345 2005-02-15 Jeff Law <law@redhat.com>
11347 * gcse.c (blocks_with_calls): New bitmap.
11348 (alloc_gcse_mem): Allocate it.
11349 (free_gcse_mem): Free it.
11350 (clear_modifY_mem_tables): Clear it.
11351 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11352 when we encounter CALL_INSNs.
11353 (compute_transp, case MEM): Handle blocks with calls separate
11354 from blocks without calls. Use bitmap iterators rather than
11357 2005-02-15 Peter O'Gorman <peter@pogma.com>
11360 * mklibgcc.in (vis_hide): Use a temporary object file, not
11363 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11366 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11367 access optimization.
11369 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11370 Alan Modra <amodra@bigpond.net.au>
11373 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11374 (_xlqsub): Rename to __gcc_qsub.
11375 (_xlqmul): Rename to __gcc_qmul.
11376 (_xlqdiv): Rename to __gcc_qdiv.
11377 Provide versioned symbol aliases with old names.
11378 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11379 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11380 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11381 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11382 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11384 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11386 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11387 Fold ~(A - 1) and ~(A + -1) to -A.
11389 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11393 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11394 config/pa/pa-host.c:pa_gt_pch_use_address.
11396 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11398 * tree-vn.c (get_value_handle): Make sure that given an
11399 is_gimple_min_invariant expression, we always return it.
11401 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11403 * passes.c (rest_of_handle_gcse): Fix a comment.
11405 2005-02-15 Jeff Law <law@redhat.com>
11407 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11409 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11410 (canon_list_insert, record_last_mem_set_info): Similarly.
11411 (clear_modify_mem_tables): Similarly.
11413 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11415 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11416 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11417 config/mips/mips.md, config/rs6000/aix.h,
11418 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11420 2005-02-15 Richard Henderson <rth@redhat.com>
11422 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11423 call to be best_edge.
11425 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11427 * basic-block.h: Adjust the prototype for find_basic_blocks.
11428 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11429 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11432 * flow.c (recompute_reg_usage): Remove all arguments.
11433 * passes.c (rest_of_compilation): Adjust the call to
11434 recompute_reg_usage.
11435 * rtl.h: Adjust the prototype for recompute_reg_usage.
11437 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11439 * tree-dump.c (dump_files): Update to reflect new member
11441 (dump_register): Add new argument.
11443 (dump_switch_p_1): Check against glob name if doglob was passed.
11444 (dump_switch_p): Check against regular first, then glob if
11445 we didn't have any hits on the dump name.
11446 * tree-optimize.c (register_one_dump_file):
11447 Pass in glob name as well.
11448 * tree-pass.h (struct dump_file_info): Add glob
11451 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11453 PR preprocessor/16323
11454 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11456 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11459 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11460 (trunctfdf2_internal1): New.
11461 (trunctfdf2_internal2): Renamed from trunctfdf2.
11463 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11465 PR tree-optimization/19853
11466 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11468 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11470 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11471 delete_dead_jumptables and cleanup_cfg.
11473 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11475 * reload.c (find_reloads): Swap address_reloaded flags when
11476 swapping commutative operands.
11478 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11480 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11481 Use standard_iv_increment_position for computing the bsi position
11483 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11486 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11489 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11490 life range of hard registers.
11491 * value-prof.c (insn_prefetch_values_to_profile): Only
11494 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11495 profile in libcalls.
11497 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11499 * bitmap.h (bitmap_and_compl_into): Return bool.
11500 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11502 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11504 PR tree-optimization/19944
11505 * fold-const.c (fold): Re-add ABS_EXPR folding.
11507 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11510 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11511 {TARGET,MASK}_XL_COMPAT.
11512 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11514 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11515 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11517 (rs6000_arg_partial_bytes): Same.
11518 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11519 and XL compatibility enabled.
11520 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11521 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11522 test to final condition.
11523 (cmptf_internal2): New.
11524 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11525 xl-compat. Add TFmode information to description.
11527 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11529 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11531 2005-02-13 Jason Merrill <jason@redhat.com>
11534 * fold-const.c (fold_indirect_ref_1): Split out from...
11535 (build_fold_indirect_ref): Here.
11536 (fold_indirect_ref): New fn.
11537 * tree.h: Declare it.
11538 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11539 (gimplify_modify_expr_rhs): Likewise.
11540 (gimplify_expr): Likewise.
11542 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11544 PR tree-optimization/14303
11545 PR tree-optimization/15784
11546 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11547 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11548 ABS_EXPR<x> != 0 to x != 0.
11550 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11552 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11553 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11554 spelling conventions.
11556 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11557 delete_trivially_dead_insns too many times.
11559 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11562 2005-02-12 Ira Rosen <irar@il.ibm.com>
11564 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11565 (vect_is_simple_iv_evolution): Remove redundant parameter
11567 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11568 without last parameter.
11569 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11570 Return pointer step. Call vect_is_simple_iv_evolution without
11571 last parameter. Check only that the step is multiple of size
11572 type. Remove stmt_vinfo updates.
11573 (vect_get_memtag_and_dr): Remove.
11574 (vect_get_memtag): New function.
11575 (vect_address_analysis): New function.
11576 (vect_object_analysis): New function.
11577 (vect_analyze_data_refs): Call vect_object_analysis and
11578 vect_get_memtag. Update stmt_vinfo fields.
11580 2005-02-12 Ira Rosen <irar@il.ibm.com>
11582 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11583 exist and are objects. Remove checks for pointer.
11584 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11585 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11586 (vect_create_data_ref_ptr): Likewise.
11587 (vect_base_addr_differ_p): New function.
11588 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11589 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11590 Don't set the DR_BASE_NAME field of data-ref.
11591 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11593 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11595 * optabs.h (enum optab_index): Add new OTI_ldexp.
11596 (ldexp_optab): Define corresponding macro.
11597 * optabs.c (init_optabs): Initialize ldexp_optab.
11598 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11600 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11602 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11603 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11605 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11606 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11609 2005-02-12 Ira Rosen <irar@il.ibm.com>
11611 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11613 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11615 (vect_get_base_and_offset): Always return an address.
11616 (vect_create_addr_base_for_vector_ref): Remove treatment for
11617 different data reference types.
11618 (vect_compute_data_ref_alignment): Rename base to base_address in
11619 stmt_vec_info. Get the object in order to force its alignment.
11620 (vect_get_memtag_and_dr): Rename base to base_address in
11621 stmt_vec_info. Extract the object for memtag analysis.
11623 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11625 PR regression/19898.
11626 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11627 changes cc_status, use apply modified_in_p to part of cc_status
11628 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11631 2005-02-11 Richard Henderson <rth@redhat.com>
11633 * tree-complex.c (expand_complex_libcall): New.
11634 (expand_complex_multiplication): Use it for c99 compliance.
11635 (expand_complex_division): Likewise.
11636 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11638 * builtins.c (built_in_names): Remove const.
11639 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11641 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11642 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11643 (built_in_names): Remove const.
11644 * c-common.c (c_common_type_for_mode): Handle complex modes.
11645 * flags.h, toplev.c (flag_complex_method): Rename from
11646 flag_complex_divide_method.
11647 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11648 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11649 * libgcc2.h: Declare them.
11650 * libgcc-std.ver: Export them.
11651 * mklibgcc.in (lib2funcs): Build them.
11653 2005-02-11 Steven Bosscher <stevenb@suse.de>
11655 PR tree-optimization/19876
11656 Partially revert my change from 2005-01-14
11657 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11658 (compute_antic): ...and remove the loop here.
11660 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11662 PR middle-end/19858
11663 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11664 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11666 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11667 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11669 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11671 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11672 offsets for the big-endian 32-bit case.
11674 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11676 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11678 2005-02-11 Dale Johannesen <dalej@apple.com>
11680 * cselib.c (cselib_process_insn): Clear out regs where
11681 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11682 * reload.c (find_equiv_reg): Ditto.
11684 2005-02-11 Ian Lance Taylor <ian@airs.com>
11686 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11689 * tree.c (build_function_type_list): Work correctly if there are
11692 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11694 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11695 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11696 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11697 TARGET_ZARCH instead of TARGET_64BIT.
11699 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11701 * config/rs6000/t-rtems:
11702 (MULTILIB_OPTIONS): Remove mcpu=602.
11703 (MUTLILIB_DIRNAMES): Remove m602.
11704 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11705 Let mcpu=602 match mcpu=603.
11706 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11708 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11710 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11711 signal trampolines.
11713 2005-02-10 David Daney <ddaney@avtrex.com>
11715 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11716 * config/i386/linux-unwind.h: Likewise.
11717 * config/ia64/linux-unwind.h: Likewise.
11718 * config/mips/linux-unwind.h: Likewise.
11719 * config/pa/linux-unwind.h: Likewise.
11720 * config/rs6000/linux-unwind.h: Likewise.
11721 * config/s390/linux-unwind.h: Likewise.
11722 * config/sh/linux-unwind.h: Likewise.
11723 * config/sparc/linux-unwind.h: Likewise.
11725 2005-02-10 Steven Bosscher <stevenb@suse.de>
11727 PR tree-optimization/17549
11728 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11729 TER to replace a DEF with its expression if the DEF and the
11730 rhs of the expression we replace into have the same root
11733 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11735 * config/mips/mips.md: Fix the placement of the match_scratch in the
11738 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11740 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11743 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11745 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11746 (strip_offset): Handle addresses.
11747 (add_address_candidates): Use strip_offset.
11748 (difference_cost): Reflect strip_offset change.
11749 (force_var_cost, difference_cost): Strip nops.
11751 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11753 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11755 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11756 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11757 config/cris/cris-protos.h, config/cris/cris.c: Update
11760 2005-02-10 Jeff Law <law@redhat.com>
11762 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11763 (lookup_avail_expr): Similarly.
11765 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11767 * builtins.c (fold_builtin_powi): New function.
11768 (fold_builtin_1): Call it.
11770 2005-02-10 Steven Bosscher <stevenb@suse.de>
11772 PR documentation/19309
11773 * doc/cpp.texi: The __GNUC__ and related predefined macros
11774 are also defined for the "standalone" cpp.
11775 Some non-GCC compilers may also define __GNUC__.
11777 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11780 * c-typeck.c (common_type): New routine. Old common_type renamed
11782 (c_common_type): ...this.
11783 (build_conditional_expr, build_binary_op): Use c_common_type instead
11786 2005-02-10 Steven Bosscher <stevenb@suse.de>
11788 * doc/md.texi: Replace @samp{length} with @code{length}.
11790 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11792 PR tree-optimization/18687
11793 * tree-flow.h (find_loop_niter): Declare.
11794 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11795 Try using scev even for loops with more than one exit.
11796 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11797 (struct ivopts_data): Added niters field.
11798 (struct nfe_cache_elt): New.
11799 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11801 (tree_ssa_iv_optimize_init): Initialize niters cache.
11802 (determine_number_of_iterations): Removed.
11803 (find_induction_variables): Do not call determine_number_of_iterations.
11804 Access niters for single exit through niter_for_single_dom_exit.
11805 (add_iv_outer_candidates): Access niters for single exit through
11806 niter_for_single_dom_exit.
11807 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11808 number_of_iterations_cond.
11809 (iv_period): New function.
11810 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11811 (may_replace_final_value): Take data argument. Use
11812 niter_for_single_dom_exit.
11813 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11814 (rewrite_use_compare): Pass data to may_eliminate_iv.
11815 (rewrite_use_outer): Pass data to may_replace_final_value.
11816 (free_loop_data): Clean up the niters cache.
11817 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11818 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11819 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11820 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11821 (num_ending_zeros): Moved to tree.c.
11822 * tree.h (num_ending_zeros): Declare.
11823 * tree.c (num_ending_zeros): Moved from tree.c.
11825 2005-02-09 Richard Henderson <rth@redhat.com>
11827 * builtins.c (DEF_BUILTIN): Add COND argument.
11828 * tree.h (DEF_BUILTIN): Likewise.
11829 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11830 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11832 (DEF_BUILTIN_STUB): New.
11833 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11834 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11835 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11836 * c-common.c (DEF_BUILTIN): Add COND argument.
11837 * tree.c (local_define_builtin): New.
11838 (build_common_builtin_nodes): New.
11840 2005-02-09 Roger Sayle <roger@eyesopen.com>
11842 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11843 floating point expression ignoring the sign of the result.
11844 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11845 (fold) <MULT_EXPR>: Use it to simplify x*x.
11846 * tree.h (fold_strip_sign_ops): Prototype here.
11847 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11848 argument. Use fold_strip_sign_ops to simplify the first argument.
11849 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11850 first argument when the second argument is an even integer
11851 constant, but only with -funsafe_math_optimizations.
11852 (fold_builtin_1): Update call to fold_builtin_copysign.
11854 2005-02-09 Ian Lance Taylor <ian@airs.com>
11856 PR middle-end/19583
11857 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11858 just check whether EH_FILTER_FAILURE falls through.
11860 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11862 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11863 insns return to ready list in the next turn.
11865 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11867 PR middle-end/19402
11868 * builtins.def: New __builtin_powi[lf].
11869 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11870 (expand_builtin_powi): New function.
11871 (expand_builtin): Dispatch to expand_builtin_powi.
11872 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11873 * libgcc2.c: Add __builtin_powi[lf] implementation.
11874 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11875 * optabs.h: Add powi_optab.
11876 * optabs.c (init_optabs): Initialize powi_optab.
11877 * doc/extend.texi: Document __builtin_powi[lf].
11879 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11881 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11884 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11886 PR middle-end/19854
11887 * fold-const.c (try_move_mult_to_index): Remove redundant
11888 type argument. Create ADDR_EXPR with correct type.
11889 (fold): Update callers of try_move_mult_to_index. Convert
11890 result to the appropriate type.
11892 2005-02-09 Roger Sayle <roger@eyesopen.com>
11895 * config/avr/avr.c (default_rtx_costs): Delete.
11896 (avr_operand_rtx_cost): New function.
11897 (avr_rtx_costs): Completely rewrite.
11899 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11902 * config/cris/cris.c (in_code): New variable.
11903 (cris_output_addr_const): Now a static function, a wrapper for
11905 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11906 case from old cris_output_addr_const.
11907 (cris_asm_output_label_ref): Similar for LABEL_REF.
11908 (cris_output_addr_const_extra): Similar for UNSPEC.
11909 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11910 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11911 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11913 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11914 (cris_asm_output_label_ref): Declare.
11916 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11918 PR preprocessor/19801
11919 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11920 filenames that changed when libcpp was moved to the toplevel.
11922 2005-02-07 Roger Sayle <roger@eyesopen.com>
11924 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11925 zero extensions of BImode operands. Call lowpart_subreg instead
11926 of gen_lowpart_common and gen_lowpart_SUBREG.
11928 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11931 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11932 * configure.ac: Set cc_for_cross_gnattools.
11933 * configure: Regenerate.
11935 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11938 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11940 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11943 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11944 of nested functions.
11946 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11948 * doc/extend.texi: Document deprecated extensions allowing
11949 static floating-point members to have initializers and allowing
11950 floating-point literals in integral constant expressions.
11952 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11954 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11955 config/darwin7.h, config/mips/mips.c,
11956 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11959 * cse.c: Update comments.
11961 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11963 PR middle-end/19775
11964 * builtins.c (fold_builtin_sqrt): Transform
11965 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11968 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11969 Dorit Naishlos <dorit@il.ibm.com>
11971 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11972 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11973 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11975 * tree.h (vect_set_verbosity_level): New extern function declaration
11977 * tree-vectorizer.h (verbosity_levels): New enum type.
11978 * tree-vectorizer.c (vect_debug_stats): Function removed.
11979 (vect_debug_details): Likewise.
11980 (vect_verbosity_level): Global variable was defined and initialized.
11981 (vect_dump): Global variable definition.
11982 (vect_print_dump_info): New function.
11983 (vect_set_dump_settings): New function.
11984 (vect_set_verbosity_level): New function.
11985 (vectorize_loops): Add call to vect_set_dump_settings.
11987 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11988 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11989 (slpeel_tree_peel_loop_to_edge): Likewise.
11991 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11992 appropriate verbosity level instead of call to vect_debug_details
11993 or vect_debug_stats.
11994 (vect_get_base_and_offset):
11995 (vect_create_addr_base_for_vector_ref):
11996 (get_vectype_for_scalar_type):
11997 (vect_create_data_ref_ptr):
11998 (vect_init_vector):
11999 (vect_get_vec_def_for_operand):
12000 (vect_finish_stmt_generation):
12001 (vectorizable_assignment):
12002 (vectorizable_operation):
12003 (vectorizable_store):
12004 (vectorizable_load):
12005 (vect_transform_stmt):
12006 (vect_update_ivs_after_vectorizer):
12007 (vect_do_peeling_for_loop_bound):
12008 (vect_update_inits_of_drs):
12009 (vect_do_peeling_for_alignment):
12010 (vect_transform_loop):
12011 (vect_is_simple_use):
12012 (vect_analyze_operations):
12013 (vect_is_simple_iv_evolution):
12014 (vect_analyze_scalar_cycles):
12015 (vect_analyze_data_ref_dependence):
12016 (vect_analyze_data_ref_dependences):
12017 (vect_compute_data_ref_alignment):
12018 (vect_enhance_data_refs_alignment):
12019 (vect_analyze_data_refs_alignment):
12020 (vect_analyze_data_ref_access):
12021 (vect_analyze_data_ref_accesses):
12022 (vect_analyze_pointer_ref_access):
12023 (vect_get_memtag_and_dr):
12024 (vect_analyze_data_refs):
12025 (vect_mark_relevant):
12026 (vect_stmt_relevant_p):
12027 (vect_mark_stmts_to_be_vectorized):
12028 (vect_can_advance_ivs_p):
12029 (vect_get_loop_niters):
12030 (vect_analyze_loop_form):
12031 (vect_analyze_loop):
12032 (vectorize_loops): Likewise.
12034 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12035 (vect_update_inits_of_drs):
12036 (vect_do_peeling_for_alignment):
12037 (vect_transform_loop):
12038 (vect_analyze_operations):
12039 (vect_analyze_scalar_cycles):
12040 (vect_analyze_data_ref_dependences):
12041 (vect_analyze_data_refs_alignment):
12042 (vect_analyze_data_ref_accesses):
12043 (vect_analyze_data_refs):
12044 (vect_mark_stmts_to_be_vectorized):
12045 (vect_get_loop_niters):
12046 (vect_analyze_loop_form):
12047 (vect_analyze_loop): Likewise.
12048 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12050 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
12054 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12055 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12056 either -ffast-math or -funsafe-math-optimizations is in use.
12058 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12059 * config/mips/irix-csr.c: New file.
12060 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12061 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12062 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12065 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
12067 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12068 redundant, incorrect definitions.
12070 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12072 ("*tls_indirect_call"): New, reference hard regs directly.
12073 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12075 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12077 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12078 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12080 2005-02-06 Roger Sayle <roger@eyesopen.com>
12082 PR rtl-optimization/19800
12083 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12084 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12087 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12089 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12091 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
12094 * doc/invoke.texi: Correct documentation of -freorder-functions.
12096 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12099 * doc/invoke.texi: Don't mention gccbug.
12101 2005-02-06 Roger Sayle <roger@eyesopen.com>
12102 Andrew Pinski <pinskia@physics.uc.edu>
12103 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12105 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12106 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12107 into just (zero_extract:SI FOO (const_int 1) BAR).
12109 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12111 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12112 macro locally. Don't give last revision date. Use GCC version
12113 number from gcc-common.texi.
12114 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12115 revision date. Use GCC version number from gcc-common.texi.
12116 Describe being a library as current state rather than as 3.x
12118 * doc/gcc.texi: Remove last update date.
12119 * doc/gccint.texi: Likewise. Update copyright dates.
12120 * doc/install.texi: Update copyright dates.
12122 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12125 * doc/invoke.texi: Mention for each option included in -Wall that
12126 it is included in -Wall.
12127 * doc/gcc.texi: Update copyright and last modification date.
12129 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12131 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12132 unnecessary cast to original induction variable increments.
12134 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12136 PR tree-optimization/18219
12137 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12138 in distributed form.
12140 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12142 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12143 Set bitpos and offset later in the function. Do nothing if the
12144 target is a register and if the bitfield lies completely outside
12146 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12147 here. Return an uninitialised register if the source value is stored
12148 in a register and the bitfield lies completely outside that register.
12150 2005-02-06 Steven Bosscher <stevenb@suse.de>
12152 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12155 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12157 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12159 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12161 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12162 * config/darwin8.h: New.
12163 * config/darwin7.h: Update comment.
12165 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12166 Dorit Naishlos <dorit@il.ibm.com>
12168 * tree-vectorizer.h (LOC): New type.
12169 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12170 (loop_line_number): New field in struct _loop_vec_info.
12171 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12173 * tree-vectorizer.c (input.h): Included.
12174 (find_loop_location): New function.
12175 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12176 loop line number removed.
12177 (vect_debug_details): Likewise.
12178 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12180 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12181 call to vect_debug_details/stats changed from loop to loop_loc.
12182 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12183 (slpeel_tree_peel_loop_to_edge): Likewise.
12185 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12186 changed from NULL to UNKNOWN_LOC.
12187 (vect_get_base_and_offset):
12188 (vect_create_addr_base_for_vector_ref):
12189 (get_vectype_for_scalar_type):
12190 (vect_create_data_ref_ptr):
12191 (vect_init_vector):
12192 (vect_get_vec_def_for_operand):
12193 (vect_finish_stmt_generation):
12194 (vectorizable_assignment):
12195 (vectorizable_operation):
12196 (vectorizable_store):
12197 (vectorizable_load):
12198 (vect_transform_stmt):
12199 (vect_update_ivs_after_vectorizer):
12200 (vect_do_peeling_for_loop_bound):
12201 (vect_do_peeling_for_alignment):
12202 (vect_transform_loop):
12203 (vect_is_simple_use):
12204 (vect_analyze_operations):
12205 (vect_is_simple_iv_evolution):
12206 (vect_analyze_scalar_cycles):
12207 (vect_analyze_data_ref_dependences):
12208 (vect_compute_data_ref_alignment):
12209 (vect_enhance_data_refs_alignment):
12210 (vect_analyze_data_ref_access):
12211 (vect_analyze_data_ref_accesses):
12212 (vect_analyze_pointer_ref_access):
12213 (vect_get_memtag_and_dr):
12214 (vect_analyze_data_refs):
12215 (vect_mark_relevant):
12216 (vect_stmt_relevant_p):
12217 (vect_mark_stmts_to_be_vectorized):
12218 (vect_can_advance_ivs_p):
12219 (vect_get_loop_niters):
12220 (vect_analyze_loop):
12221 (vectorize_loops): Likewise.
12223 (vectorizable_load): Argument in call to vect_debug_details/stats
12224 changed from loop to LOOP_LOC (loop_vinfo).
12225 (vect_transform_loop):
12226 (vect_analyze_operations):
12227 (vect_analyze_scalar_cycles):
12228 (vect_analyze_data_ref_dependence):
12229 (vect_enhance_data_refs_alignment):
12230 (vect_analyze_data_ref_accesses):
12231 (vect_analyze_pointer_ref_access):
12232 (vect_analyze_data_refs):
12233 (vect_analyze_loop): Likewise.
12235 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
12236 changed from loop to loop_loc.
12238 (vect_enhance_data_refs_alignment): Removed unused variable loop.
12240 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12241 Dorit Naishlos <dorit@il.ibm.com>
12243 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
12245 (vect_analyze_data_ref_dependences): Likewise.
12247 (vect_is_simple_use): Argument changed from loop structure to
12248 loop_vect_info structure.
12249 (vect_can_advance_ivs_p): Likewise.
12250 (vect_create_index_for_vector_ref): Likewise.
12251 (vect_update_ivs_after_vectorizer): Likewise.
12252 (new_stmt_vec_info): Likewise.
12254 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
12255 changed from loop to loop_vinfo.
12256 (vect_create_data_ref_ptr): First argument in call to
12257 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
12258 (vectorizable_assignment): Second argument in call to vect_is_simple_use
12259 was changed from loop to loop_vinfo.
12260 (vectorizable_operation): Likewise.
12261 (vectorizable_store): Likewise.
12262 (vect_mark_stmts_to_be_vectorized): Likewise.
12263 (vect_do_peeling_for_loop_bound): First argument in call to
12264 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
12265 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
12266 was changed from loop to loop_vinfo.
12267 (vect_analyze_data_ref_dependences): Third argument in call to
12268 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
12270 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
12271 (vect_create_data_ref_ptr): Likewise.
12272 (vect_init_vector): Likewise.
12273 (vect_get_vec_def_for_operand): Likewise.
12274 (vectorizable_assignment): Likewise.
12275 (vectorizable_operation): Likewise.
12276 (vectorizable_store): Likewise.
12277 (vectorizable_load): Likewise.
12278 (vect_update_ivs_after_vectorizer): Likewise.
12279 (vect_is_simple_use): Likewise.
12280 (vect_analyze_data_ref_dependence): Likewise.
12281 (vect_analyze_pointer_ref_access): Likewise.
12282 (vect_can_advance_ivs_p): Likewise.
12284 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
12285 before _stmt_vec_info.
12286 (_stmt_vec_info): Loop field replaced by loop_vec_info.
12287 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
12288 (new_stmt_vec_info): Argument changed from loop structure to
12289 loop_vect_info structure
12291 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
12292 (vect_analyze_offset_expr): Avoid 80 columns overflow.
12293 (vect_create_addr_base_for_vector_ref): Likewise.
12294 (vect_analyze_pointer_ref_access): Likewise.
12296 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12299 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
12300 phi flag if the phi is abnormal.
12302 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
12305 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
12306 information for the new statement.
12308 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12311 * gcc.c (main): Include the target in -v output.
12313 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
12315 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
12316 Do not drop the extend if we'd have to add a paradoxical subreg
12317 later. Include optabs.h and insn-codes.h.
12318 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12320 2005-02-02 Roger Sayle <roger@eyesopen.com>
12322 PR middle-end/19405
12323 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12324 * fold-const.c (const_binop): Avoid constant folding floating
12325 point operations in modes that use composite representations.
12326 * simplify-rtx.c (simplify_binary_operation): Likewise.
12328 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12330 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12332 (altivec_dstt): Likewise.
12333 (altivec_dstst): Likewise.
12334 (altivec_dststt): Likewise.
12335 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12338 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12340 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12341 EXPR_LOCUS from orig_cond to the new cond_stmt.
12342 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12345 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12347 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12348 standard_iv_increment_position. Remove call to bsi_next
12349 (no need to bump the iterator anymore).
12350 (vect_create_index_for_vector_ref): Call
12351 standard_iv_increment_position. Remove second function argument.
12352 (vect_finish_stmt_generation): Remove call to bsi_next
12353 (no need to bump the iterator anymore).
12354 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12355 to vect_create_index_for_vector_ref.
12357 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12359 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12360 phis are used out of the loop.
12362 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12365 * c-decl.c (undef_nested_function): New variable.
12366 (pop_scope): Diagnose undefined nested functions.
12367 (finish_function): Don't attempt cgraph processing or genericizing
12368 if current top-level function contained an undefined nested
12369 function. Reset undef_nested_function at the end of a top-level
12372 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12374 * tree.c (build_int_cst_type): Take sign of the value into account
12375 when deciding whether sign extend the value.
12377 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12380 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12381 (cpp_options, cc1_options): Change %{std*&ansi} to
12382 %{std*&ansi&trigraphs}.
12384 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12386 * cse.c: Update comments.
12388 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12390 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12391 arguments go on the stack. Do not put complex doubles in odd/even
12394 2005-02-02 Steven Bosscher <stevenb@suse.de>
12396 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12397 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12398 -ftree-pre, and -fthread-jumps.
12400 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12402 PR tree-optimization/19578
12403 * tree-flow.h (modified_noreturn_calls): Declare.
12404 (noreturn_call_p): Declare.
12405 * tree-flow-inline.h (noreturn_call_p): New function.
12406 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12407 * tree-cfg.c (modified_noreturn_calls): New variable.
12408 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12409 that contain a mid-block noreturn call.
12410 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12412 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12414 * df.c (df_def_record_1, df_uses_record): Don't use
12416 * df.h (DF_FOR_REGALLOC): Remove.
12418 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12421 * c-typeck.c (really_start_incremental_init): Reset
12422 constructor_max_index for arrays of incomplete type.
12424 2005-02-02 Jeff Law <law@redhat.com>
12426 * gcse.c (struct reg_set): Store the block index where the register
12427 was set rather than the setting insn.
12428 (record_one_set, compute_transp): Corresponding changes.
12429 (pre_insert_copy_insn): Do not call replace_one_set.
12430 (replace_one_set): Remove.
12432 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12435 * doc/gcov.texi: Fix typo.
12437 2005-02-01 Richard Henderson <rth@redhat.com
12440 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12441 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12443 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12444 * config/i386/i386-protos.h: Update.
12446 2005-02-01 Steven Bosscher <stevenb@suse.de>
12448 PR tree-optimization/19217
12449 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12450 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12451 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12452 that it is walking a PHI node.
12454 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12456 * doc/extend.texi (Nested Functions): Update.
12458 2005-02-01 Richard Henderson <rth@redhat.com>
12461 * optabs.c (expand_copysign_absneg): Export.
12462 * optabs.h (expand_copysign_absneg): Declare.
12463 * config/rs6000/rs6000.md (copysigntf3): New.
12465 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12467 PR tree-optimization/19633
12468 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12469 * tree-ssa-alias.c (init_alias_info): Initialize.
12470 (merge_pointed_to_info): Set.
12471 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12472 (dump_points_to_info_for): Show value of pt_null.
12473 (struct count_ptr_d): Declare.
12474 (find_ptr_dereference): Remove.
12475 (ptr_is_dereferenced_by): Remove.
12476 (count_ptr_derefs): New local function.
12477 (count_uses_and_derefs): New local function.
12478 (compute_points_to_and_addr_escape): Call it. If the number
12479 of dereferences is greater than zero, mark the pointer as
12480 dereferenced. If there are fewer dereferences than uses of
12481 the pointer, the pointer's value escapes.
12483 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12485 PR tree-optimization/19670
12486 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12488 (verify_use): ... set it here, instead.
12490 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12492 * doc/sourcebuild.texi (Test directives): Fix formatting.
12494 * doc/sourcebuild.texi (Test directives): Describe selector
12497 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12499 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12500 specific 64-bit CPUs.
12502 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12505 * arm.c (arm_eliminable_register): New function.
12506 (adjacent_mem_locations): Don't allow eliminable registers. Use
12507 HOST_WIDE_INT for address offsets.
12508 * arm-protos.h (arm_eliminable_register): Add prototype.
12510 2005-02-01 Steven Bosscher <stevenb@suse.de>
12512 PR optimization/15242
12513 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12514 * basic-block.h (duplicate_computed_gotos): Add prototype.
12515 * bb-reorder.c (duplicate_computed_gotos): New function to
12516 duplicate sufficiently small blocks ending in a computed jump.
12517 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12518 if not optimizing for size.
12519 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12520 never do tail merging for blocks ending in a computed jump.
12521 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12523 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12525 Patch from Richard Sandiford <rsandifo@redhat.com>
12526 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12527 from inheriting a subreg equivalence with a non-spill register.
12529 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12531 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12533 * config/frv/frv.c (movcc_fp_destination_operand): New.
12534 (gpr_or_memory_operand): Fix typo in comment.
12535 (gpr_or_memory_operand_with_scratch): New.
12536 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12537 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12538 movcc_fp_destination_operand.
12539 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12540 Legitimize memory addresses using a scratch register.
12542 2005-01-31 Jeff Law <law@redhat.com>
12544 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12545 bitmap a sparse bitmap instead of a simple bitmap.
12546 (mark_def_sites_initialize_block): Corresponding changes.
12547 (ssa_mark_def_sites_initialize_block): Likewise.
12548 (ssa_mark_phi_uses): Likewise.
12549 (mark_def_site, ssa_mark_def_sites): Likewise.
12550 (mark_def_site_blocks): Likewise.
12551 (rewrite_ssa_into_ssa): Likewise.
12553 * tree-ssa-dom.c (record_cond): Pass correct variable type
12554 for last argument to htab_find_slot_with_hash.
12556 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12557 effects when optimizing 0 % X. Do not try to optimize X % 0.
12559 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12561 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12564 2005-02-01 Eric Christopher <echristo@redhat.com>
12566 * config/mips/mips.c (override_options): Warn if -mint64
12568 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12571 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12573 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12575 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12576 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12577 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12578 (cached_regno): Initialize to INVALID_REGNUM.
12579 (cse_reg_info_table_size,
12580 cse_reg_info_table_first_uninitialized,
12581 cse_reg_info_timestamp): New.
12582 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12584 (init_cse_reg_info, get_cse_reg_info_1): New.
12585 (get_cse_reg_info): Cache the last look-up.
12586 (new_basic_block): Update the code to clear mappings from
12587 registers to cse_reg_info entries.
12588 (cse_main): Call init_cse_reg_info.
12590 * cse.c (get_cse_reg_info): Update a comment.
12592 2005-01-31 Steven Bosscher <stevenb@suse.de>
12595 * c-decl.c (start_decl): Do not warn about arrays of elements with
12596 an incomplete type here.
12597 (grokdeclarator): Do it here by making a pedwarn an error.
12598 * c-typeck.c (push_init_level): If there were previous errors with
12599 the constructor type, do not warn about braces for initializers.
12600 (process_init_element): Likewise for excess initializer elements.
12602 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12604 * cse.c (delete_trivially_dead_insn): Don't iterate.
12606 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12608 * config/rs6000/rs6000.md (copysignsf3): New expand.
12609 (copysigndf3): Likewise.
12611 2005-01-31 Steven Bosscher <stevenb@suse.de>
12613 * recog.c (constrain_operands): Only look for earlyclobber operand
12614 conflicts if an '&' constraint was seen.
12616 2005-01-31 Marc Espie <espie@openbsd.org>
12618 * config.gcc: Don't include embedded systems fragment, switches default
12619 debugging format to ELF.
12620 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12621 longer pick it up there.
12623 2005-01-31 Dale Johannesen <dalej@apple.com>
12625 * doc/extend.texi (nested functions): Fix linkage description.
12626 Clarify that static is not allowed.
12628 2005-01-31 Dale Johannesen <dalej@apple.com>
12630 * config/rs6000/darwin.md (movsf_low_di): Make work.
12631 (movdf_low_di): Make work.
12633 2005-01-31 Dale Johannesen <dalej@apple.com>
12635 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12636 Make work for 64 bit.
12638 2005-01-31 Roger Sayle <roger@eyesopen.com>
12639 Dale Johannesen <dalej@apple.com>
12641 PR middle-end/19650
12642 * fold-const.c (fold_binary_op_with_conditional_arg):
12643 Make types match original operands, before STRIP_NOPS.
12645 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12647 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12648 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12649 (struct gcc_sigcontext): Delete. Merge contents to..
12650 (struct gcc_ucontext): ..here.
12651 (get_sigcontext): Delete.
12652 (get_regs): New function, like get_sigcontext but return regs ptr.
12653 64-bit version finds regs from r1 to support vdso.
12654 (ppc_linux_aux_vector): New function.
12655 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12658 2005-01-31 Ira Rosen <irar@il.ibm.com>
12660 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12662 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12663 redundant fold. Fix misalignment for MINUS_EXPR.
12664 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12665 (vect_analyze_pointer_ref_access): Likewise.
12666 (vect_get_memtag_and_dr): Likewise.
12668 2005-01-31 Richard Henderson <rth@redhat.com>
12670 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12671 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12672 absnegdf2_i387, absnegxf2_i387): Likewise.
12674 2005-01-31 Richard Henderson <rth@redhat.com>
12677 * optabs.c (expand_copysign_absneg): New.
12678 (expand_copysign_bit): Split out from ...
12679 (expand_copysign): ... here. Use expand_copysign_absneg.
12681 2005-01-30 Roger Sayle <roger@eyesopen.com>
12683 PR middle-end/19697
12684 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12685 constant as the second operand and a register as the third.
12687 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12690 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12691 that dllimport'd functions do not use all call-clobbered registers
12692 to pass parameters.
12694 2005-01-30 Richard Henderson <rth@redhat.com>
12697 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12698 expand_abs_nojump and generalize. Use operand_subword and
12699 emit_no_conflict_block. Support large modes.
12700 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12702 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12703 negation to subtraction.
12704 (expand_copysign): Check that the format has signed zeros.
12705 Use operand_subword and emit_no_conflict_block. Support large modes.
12707 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12709 Fix PR tree-optimization/19624
12711 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12712 * tree-ssa-pre.c: Add cfgloop.h.
12714 (pre_stats): New member, constified.
12715 (inserted_exprs): New static variable.
12716 (NECESSARY): New macro.
12717 (create_expression_by_pieces): Fold the expression, and
12718 mark it as defaulting to not necessary. Also put in
12720 (fully_constant_expression): New function.
12721 (insert_into_preds_of_block): Modify to not insert phis when we
12722 are playing with induction variables.
12723 Push phis onto the inserted_exprs vector, and mark them as not
12724 necessary by default.
12725 (insert_aux): Call fully_constant_expression on eprime.
12726 If all edges produce the same value, mark it constant.
12727 (mark_operand_necessary): New function.
12728 (remove_dead_inserted_code): New function.
12729 (init_pre): Init loop optimizer to get loop info.
12730 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12731 (execute_pre): Commit edge inserts, then remove dead code.
12733 2005-01-30 Richard Henderson <rth@redhat.com>
12735 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12736 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12738 2005-01-30 Richard Henderson <rth@redhat.com>
12741 * config/i386/i386.c (ix86_expand_copysign): New.
12742 (ix86_split_copysign_const): New.
12743 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12744 rearrange op1/nmask operands.
12745 * config/i386/i386-protos.h: Update.
12746 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12747 (copysigndf3): Likewise.
12748 (copysignsf3_const, copysigndf3_const): New.
12749 (copysignsf3_var): Rename from copysignsf3, split out splitter
12750 and fix split predicate for X constraint.
12751 (copysigndf3_var): Similarly.
12753 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12755 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12756 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12757 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12759 2005-01-29 Richard Henderson <rth@redhat.com>
12762 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12763 of # and * in constraints.
12765 2005-01-29 Richard Henderson <rth@redhat.com>
12767 PR middle-end/19689
12768 * expr.c (store_field): Don't strip sub-mode cast when the input
12769 data is even smaller.
12771 2005-01-29 Richard Henderson <rth@redhat.com>
12773 PR middle-end/19687
12774 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12777 2005-01-29 Richard Henderson <rth@redhat.com>
12779 * combine.c (make_field_assignment): Fix argument order
12782 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12784 PR tree-optimization/15791
12785 * fold-const.c (extract_array_ref): New function.
12786 (fold): Fold comparisons between &a[i] and &a[j] or
12787 semantically equivalent trees.
12789 2005-01-29 Jeff Law <law@redhat.com>
12791 * gcse.c (insert_expr_in_table): Revamp handling of available
12792 and anticipatable occurrence lists to avoid unnecessary list
12794 (insert_set_in_table): Similarly.
12796 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12798 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12800 (c_build_qualified_type): Build qualified array types with
12801 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12802 * c-decl.c (c_make_fname_decl): Build unqualified array type
12803 before qualified type.
12804 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12805 type is qualified, not just if type itself is. Don't apply
12806 qualifiers to array type when declarator is processed. Apply
12807 qualifiers to field type whether or not it is an array type.
12808 Don't handle array types specially for applying qualifiers to
12810 * c-typeck.c (composite_type): Build unqualified element type and
12811 array type when forming composite of array types.
12812 (common_pointer_type, comptypes, comp_target_types,
12813 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12814 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12816 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12817 (args2) in variables a1 and a2.
12819 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12821 * cse.c (n_elements_made, max_elements_made): Remove.
12822 (insert): Don't touch n_elements_made.
12823 (cse_main): Don't touch n_elements_made or max_elements_made.
12825 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12828 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12829 configuration part of dp-bit.c to be lost.
12831 2005-01-28 Roger Sayle <roger@eyesopen.com>
12833 * expmed.c (expand_mult_highpart_optab): When attempting to use
12834 a non-widening multiplication in a wider mode, the operands need
12835 to be converted (zero or sign extended) to that mode.
12837 2005-01-28 Ian Lance Taylor <ian@airs.com>
12839 PR middle-end/16558
12840 PR middle-end/19583
12841 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12842 through if both operands fall through.
12844 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12846 * cse.c (fold_rtx) <PC>: Don't optimize.
12848 2005-01-28 Jeff Law <law@redhat.com>
12850 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12851 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12853 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12855 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12856 cse_reg_info_used_list_end): Remove.
12857 (cse_reg_info_list, cse_reg_info_list_free): New.
12858 (get_cse_reg_info): When allocating an instance of
12859 cse_reg_info, add it to the beginning of the cse_reg_info_list
12860 list. Remove code to maintain cse_reg_info_used_list.
12861 (new_basic_block): Reset the free list to the beginning of
12864 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12866 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12867 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12868 (frv_expand_mdpackh_builtin): New function.
12869 (frv_expand_builtin): Use it to expand __MDPACKH.
12870 * doc/extend.texi (__MDPACKH): Update documentation.
12872 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12874 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12875 SSE_FLOAT_MODE_P for use_sse computation.
12877 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12880 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12882 2005-01-27 Richard Henderson <rth@redhat.com>
12884 * builtins.c (expand_builtin_copysign): New.
12885 (expand_builtin): Call it.
12886 * genopinit.c (optabs): Add copysign_optab.
12887 * optabs.c (init_optabs): Initialize it.
12888 (expand_copysign): New.
12889 * optabs.h (OTI_copysign, copysign_optab): New.
12890 (expand_copysign): Declare.
12892 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12893 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12895 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12896 (ix86_expand_fp_absneg_operator): ... here.
12897 (ix86_split_copysign): New.
12898 * config/i386/i386-protos.h: Update.
12899 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12900 (copysignsf3, copysigndf3): New.
12902 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12903 (copysignsf3, ncopysignsf3): New.
12904 (copysigndf3, ncopysigndf3): New.
12905 (copysignxf3, ncopysignxf3): New.
12906 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12908 2005-01-27 Arend Bayer <arend.bayer@web.de>
12909 Kazu Hirata <kazu@cs.umass.edu>
12911 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12912 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12913 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12916 2005-01-27 Jeff Law <law@redhat.com>
12918 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12919 definitions of SSA_NAMEs which are not being rewritten.
12920 (rewrite_ssa_into_ssa): Only initialize the current definition
12921 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12922 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12923 SSA_NAMEs before returning.
12925 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12927 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12928 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12929 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12930 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12931 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12933 2005-01-27 Steven Bosscher <stevenb@suse.de>
12935 PR middle-end/17278
12936 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12937 higher to -O2 and higher. Likewise for tree PRE.
12938 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12941 2005-01-27 Ian Lance Taylor <ian@airs.com>
12943 PR middle-end/19583
12944 * gimple-low.c (try_catch_may_fallthru): New static function.
12945 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12946 * tree-inline.c (expand_call_inline): Don't warn about reaching
12947 the end of a non-void function being inlined if the function uses
12950 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12952 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12955 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12956 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12957 (implicitly_declare): Handle error_mark_node.
12959 2005-01-27 Richard Henderson <rth@redhat.com>
12962 * tree.h (struct tree_decl): Add debug_expr_is_from.
12963 (DECL_DEBUG_EXPR_IS_FROM): New.
12964 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12965 * dwarf2out.c (dwarf2out_var_location): Update to match.
12966 * tree-outof-ssa.c (create_temp): Likewise.
12967 * var-tracking.c (track_expr_p): Likewise.
12968 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12969 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12970 * toplev.c (default_tree_printer): Likewise.
12972 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12974 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12975 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12977 2005-01-27 Steven Bosscher <stevenb@suse.de>
12979 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12980 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12981 ASM_CLOBBERS): Add tree checks.
12983 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12984 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12985 * c-common.def (SWITCH_STMT): Update to match.
12986 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12987 macros instead of SWITCH_EXPR ones.
12988 * c-dump.c (c_dump_tree): Likewise.
12989 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12990 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12992 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12994 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12996 * unwind-dw2.c (execute_stack_op): Add missing cases for
12997 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12999 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
13001 * config.gcc (Obsolete configurations): Remove 'dummy', add
13002 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13005 2005-01-26 Diego Novillo <dnovillo@redhat.com>
13007 PR tree-optimization/19633
13008 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13010 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13011 are no call-clobbered variables.
13012 * tree-outof-ssa.c (check_replaceable): Return false for calls
13015 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
13017 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13018 even for variables with NULL DECL_INITIAL.
13020 2005-01-26 Stuart Hastings <stuart@apple.com>
13022 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13024 2005-01-26 Richard Henderson <rth@redhat.com>
13026 PR middle-end/18008
13027 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13029 * expr.c (store_field): Strip conversions to odd-bit-sized types
13030 if the destination field width matches.
13032 2005-01-26 Richard Henderson <rth@redhat.com>
13034 * c-decl.c, expmed.c, expr.c: Revert last change.
13036 2005-01-26 Richard Henderson <rth@redhat.com>
13038 PR middle-end/18008
13039 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13041 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13042 if we don't need the bits above those present in the current mode.
13043 * expr.c (store_field): Strip conversions to odd-bit-sized types
13044 if the destination field width matches.
13046 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13048 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13049 either -ffast-math or -funsafe-math-optimizations is in use.
13051 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
13055 * config/avr/avr.c (notice_update_cc): Only set condition code for
13056 ashrqi3 if shift count > 0.
13057 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13058 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13059 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13060 count <= 0 as a no-op, and shift count >= width by copying zero
13061 or sign bit to all bits of the result.
13062 * config/avr/avr.md (all shifts): Add alternatives for zero shift
13063 count, with attribute "length" set to 0 and "cc" set to "none".
13065 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13067 * doc/invoke.texi: Document -mTLS.
13069 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13070 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13071 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13072 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13073 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13074 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13075 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13076 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13078 * configure.ac: Check for a TLS capable gas.
13080 * configure: Regenerate.
13082 2005-01-26 Richard Henderson <rth@redhat.com>
13084 PR middle-end/18008
13085 * combine.c (make_field_assignment): Simplify store to zero_extract
13086 from a source with an overlapping mask.
13088 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13090 2004-11-11 Eric Christopher <echristo@redhat.com>
13092 * config/frv/frv.md: Add fr400_integer automaton. Don't
13093 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13096 2005-01-26 Steven Bosscher <stevenb@suse.de>
13098 PR middle-end/16585
13099 * cfgbuild.c (make_edges): Do not clear or set
13100 current_function_has_computed_jump.
13101 * function.h (struct function): Remove the has_computed_jump field.
13102 (current_function_has_computed_jump): Do not define.
13103 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13104 in a computed jump. Ignore current_function_has_computed_jump.
13106 2005-01-26 Richard Henderson <rth@redhat.com>
13108 PR middle-end/19515
13109 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13110 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13112 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13113 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13114 objects into static storage if they have more than one non-zero value.
13115 * tree.h (categorize_ctor_elements): Update decl.
13117 2005-01-26 Steven Bosscher <stevenb@suse.de>
13119 PR middle-end/19616
13120 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13121 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13122 to this function from 2004-07-10.
13123 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13124 the current function for tail call optimizations if the address
13125 of one of it its arguments is taken.
13127 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13129 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13131 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13133 * function.c (expand_function_end): If current_function_calls_alloca,
13134 emit stack restore in a place that is reached when the function falls
13135 through at the end.
13137 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13139 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13140 rule to avoid matching inappropriate suffix rule.
13142 2005-01-26 Jan Hubicka <jh@suse.cz>
13144 PR tree-optimization/19241
13145 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13147 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13149 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13150 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13152 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13153 <sim*>: Always use crt1.o, regardless of N in simN.
13154 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13155 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13156 (CRT_CALL_STATIC_FUNCTION): Remove.
13157 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13158 use crt1.o, regardless of N in simN.
13159 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13160 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13161 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13162 case isystem setting.
13163 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13165 2005-01-25 Ian Lance Taylor <ian@airs.com>
13167 * gimple-low.c (block_may_fallthru): Correct handling of
13168 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13170 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13172 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13173 handlers to match indentation; nested under the mtune=* handler.
13174 Similar for mcpu= and march=.
13176 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13178 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13179 * config/mips/linux64.h (LIB_SPEC): Likewise.
13180 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13181 * config/sh/linux.h (LIB_SPEC): Likewise.
13183 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13185 * config/frv/frv.c (frv_legitimize_tls_address): New.
13186 (TARGET_HAVE_TLS): Define.
13187 (FRV_SYMBOL_REF_TLS_P): Define.
13188 (frv_override_options): Handle new register classes.
13189 (frv_legitimate_address_p): Reject tls addresses.
13190 (frv_legitimize_address): Handle TLS addresses.
13191 (gen_inlined_tls_plt): New.
13192 (gen_tlsmoff): New.
13193 (frv_legitimize_tls_address): New.
13194 (unspec_got_name): Add TLS entries.
13195 (got12_operand): Add R_FRV_TLSMOFF12 case.
13196 (frv_emit_move): Fixup TLS addresses.
13197 (frv_emit_movsi): Legitimize TLS addresses.
13199 * config/frv/frv.h (MASK_BIG_TLS): New.
13200 (TARGET_BIG_TLS): New.
13201 (HAVE_AS_TLS): Define.
13202 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13203 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13204 (REG_CLASS_NAMES): Same.
13205 (REG_CLASS_CONTENTS): Same.
13206 (CONSTRAINT_LEN): New.
13207 (REG_CLASS_FROM_CONSTRAINT): New.
13208 (PREDICATE_CODES): Add symbolic_operand.
13210 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
13211 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
13212 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
13213 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
13214 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
13215 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
13216 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
13217 GR9_REG, GR14_REG, LRREG.
13218 (type): Add load_or_call attribute.
13219 ("load_or_call"): New reservation.
13220 ("call_gettlsoff"): New.
13221 ("tls_indirect_call"): New.
13222 ("tls_load_gottlsoff12"): New.
13223 ("tlsoff_hilo"): New.
13224 ("tls_tlsdesc_ldd"): New.
13225 ("tls_tlsoff_ld"): New.
13228 * config/frv/frv-protos.h (symbolic_operand): Protoize.
13230 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
13232 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
13233 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
13234 * config/frv/frv.c (TLS_BIAS): Define.
13235 (frv_output_dwarf_dtprel): New.
13237 2005-01-26 Jakub Jelinek <jakub@redhat.com>
13239 PR rtl-optimization/19579
13240 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
13241 both A and B, see if they don't clobber registers the other expr uses.
13243 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
13245 * real.c (do_add): Initialize signalling and canonical members.
13247 * real.c (real_from_integer): Zero out destination.
13249 2005-01-18 Jan Hubicka <jh@suse.cz>
13251 PR tree-optimize/19337
13252 * tree-inline.c (initialize_inlined_parameters): Copy
13253 saved_static_chain_decl only.
13255 2005-01-25 Richard Henderson <rth@redhat.com>
13259 * config/i386/i386.c (x86_inter_unit_moves): Zero.
13260 (ix86_preferred_reload_class): Rewrite fp-constant section, with
13261 80387 enabled, to return a proper subclass. Return the subset that
13262 overlaps with GENERAL_REGS for PLUS.
13263 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
13265 2005-01-25 Richard Henderson <rth@redhat.com>
13267 PR middle-end/19609
13268 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
13270 2005-01-25 Roger Sayle <roger@eyesopen.com>
13272 * expmed.c (choose_multiplier): Change interface to return the
13273 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
13274 (expand_divmod): Update calls to choose_multiplier.
13276 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13278 PR middle-end/19330
13279 * expmed.c (extract_bit_field): Use adjust_address instead of
13280 gen_lowpart when op0 is a MEM.
13282 2005-01-24 Steven Bosscher <stevenb@suse.de>
13284 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
13286 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13288 * config/mips/irix-csr.c: New file.
13289 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13290 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13291 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13294 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
13297 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
13298 sparc/elf.h, add sparc/sp-elf.h.
13299 (sparc-*-rtems*): Likewise.
13300 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
13301 tm-dwarf2.h, add sparc/sp-elf.h.
13302 (sparc86x-*-elf): Likewise.
13303 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
13304 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
13305 TARGET_OS_CPP_BUILTINS.
13306 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13307 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13309 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
13310 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
13311 (SWITCH_TAKES_ARG): Likewise.
13312 (LOCAL_LABEL_PREFIX): Likewise.
13313 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
13314 (TARGET_N_FORMAT_TYPES): Delete.
13315 (TARGET_FORMAT_TYPES): Likewise.
13316 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
13317 * config/sparc/elf.h: Delete.
13318 * config/sparc/sp-elf.h: New file.
13320 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13322 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13323 * tree-flow.h: Remove the corresponding prototype.
13324 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13325 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13327 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13330 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13331 for AIX ABI or ELF -fPIC.
13332 (rs6000_emit_load_toc_table): Don't create toc_section here.
13333 (rs6000_xcoff_file_start): Nor here.
13335 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13337 * sh.c (ra.h): Don't #include.
13338 (hard_regs_intersect_p): New function, resurrected from ra.c.
13340 * sh.c: Fix 1996 Copyright.
13342 2005-01-24 Richard Henderson <rth@redhat.com>
13343 Aldy Hernandez <aldyh@redhat.com>
13345 * regrename.c (note_sets): Handle subregs.
13347 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13350 * genconditions.c (write_header, write_conditions): Elide file if
13353 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13355 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13356 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13359 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13361 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13362 expand_builtin_printf, expand_builtin_fprintf,
13363 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13364 checking against POINTER_TYPE.
13365 (validate_arglist): Handle POINTER_TYPE code by checking
13368 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13370 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13371 init_rtlanal): New.
13372 (for_each_rtx): Call for_each_rtx_1.
13373 * rtl.h (init_rtlanal): Declare.
13374 * toplev.c (backend_init): Call init_rtlanal.
13376 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13378 * flow.c (propagate_one_insn): Formatting.
13380 PR middle-end/19551
13381 * flow.c (libcall_dead_p): Be more conservative if unsure.
13382 If there are any instructions between insn and call, see if they are
13383 all dead before saying the libcall is dead.
13385 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13387 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13388 operand constraint for operand 0.
13390 2005-01-23 Richard Henderson <rth@redhat.com>
13393 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13394 edges leading to join block.
13396 2005-01-23 Roger Sayle <roger@eyesopen.com>
13398 * expmed.c (expand_mult_highpart): Make static. Change type of
13399 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13400 (expand_divmod): Updates calls to expand_mult_highpart by using
13401 gen_int_mode to pass a CONST_INT rtx.
13402 * rtl.h (expand_mult_highpart): Remove prototype.
13404 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13406 * flow.c (regset_bytes, regset_size): Remove.
13408 * cfganal.c: Fix a reference to Harvey's paper.
13410 2005-01-23 Steven Bosscher <stevenb@suse.de>
13412 PR rtl-optimization/19464
13413 * tree-optimize.c (init_tree_optimization_passes): Add one more
13414 copyrename pass just before out-of-ssa.
13416 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13419 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13420 * ggc-none.c (ggc_free): Define.
13422 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13424 * cse.c (max_reg, max_insn_uid): Remove.
13425 (cse_main): Don't access max_reg or max_insn_uid.
13427 * c-common.c (explicit_flag_signed_bitfields,
13428 lang_statement_code_p, lang_expand_function_end): Remove.
13429 * c-common.h: Remove the corresponding declarations.
13430 * c-opts.c (c_common_handle_option): Remove all write access
13431 to explicit_flag_signed_bitfields.
13433 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13434 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13435 * cgraph.h: Remove the corresponding declaration.
13437 * gcse.c (null_pointer_info): Remove.
13439 2005-01-23 Roger Sayle <roger@eyesopen.com>
13440 Eric Botcazou <ebotcazou@libertysurf.fr>
13442 * combine.c (simplify_logical): Only simplify logical expressions
13443 of the form ior(and(x,y),z) by the inverse distributive law if the
13444 result is cheaper than the original.
13446 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13448 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13449 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13450 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13451 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13452 config/freebsd-spec.h, config/arm/arm.h,
13453 config/h8300/h8300.md, config/i386/i386.md,
13454 config/i386/predicates.md, config/i386/sse.md,
13455 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13456 config/vax/vax.md: Fix comment typos. Follow spelling
13459 2005-01-23 Steven Bosscher <stevenb@suse.de>
13461 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13462 tests, instead of `less than'.
13464 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13466 * function.c (assign_parm_setup_block): When creating a new stack slot
13467 for a parameter, get its alignment from the parameter's DECL_ALIGN
13468 rather than the type's TYPE_ALIGN. Make sure that the parameter
13469 is at least word aligned.
13471 2005-01-22 Roger Sayle <roger@eyesopen.com>
13473 PR middle-end/19378
13474 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13476 2005-01-22 Richard Henderson <rth@redhat.com>
13479 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13480 in both compare operands.
13481 (movdfcc_1_sse_max): Likewise.
13482 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13483 (movdfcc_1_sse): Likewise.
13484 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13485 scratch register as needed.
13487 2005-01-22 Richard Henderson <rth@redhat.com>
13489 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13491 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13493 2005-01-22 Richard Henderson <rth@redhat.com>
13495 * genopinit.c (optabs): Use smin/smax for floating point too.
13496 * doc/md.texi: Update to match. Clarify that floating point
13497 results are undefined for +0/-0 and NaN.
13498 * doc/rtl.texi: Likewise.
13499 * rtl.def (SMIN, SMAX): Likewise
13500 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13502 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13503 leading 's' to the name.
13504 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13505 smaxxf3, sminxf3): Likewise.
13506 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13509 2005-01-22 Paul Brook <paul@codesourcery.com>
13511 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13513 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13515 * config/s390/s390.c (struct processor_costs): New fields
13516 dlgr, dlr, dr, dsgfr, dsgr.
13517 (z900_cost, z990_cost): Values for new fields.
13518 (s390_rtx_costs): New cases MEM und COMPARE in switch
13519 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13520 DIV, MOD, UDIV, UMOD.
13522 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13524 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13525 into the register being decremented.
13526 ("doloop_si31", "doloop_di"): Likewise.
13527 ("*doloop_si_long"): Adapt pattern.
13529 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13531 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13533 (CLASS_MAX_NREGS): Likewise.
13535 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13537 * doc/tree-ssa.texi (Statement Operands): Add example for new
13538 must-def macro. Note deprecation of old operands interface.
13540 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13542 PR tree-optimization/19484
13543 * tree-cfg.c (remove_fallthru_edge): New function.
13544 (cleanup_control_flow): Remove fallthru edges from calls that are
13545 now known not to return.
13547 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13549 Fix PR tree-optimization/19038
13550 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13551 copies with loop variant ones.
13553 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13555 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13556 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13557 config/alpha/alpha.md, config/alpha/predicates.md,
13558 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13559 config/sparc/sol2.h: Update copyright.
13561 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13562 first label to see if it is a nonlocal label.
13564 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13565 Andrew Pinski <pinskia@physics.uc.edu>
13568 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13569 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13571 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13573 * config/rs6000/rtems.h: Update copyright.
13575 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13578 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13579 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13580 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13582 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13585 * c-typeck.c (convert_arguments): Check for error_mark_node.
13587 2005-01-21 Ian Lance Taylor <ian@airs.com>
13589 PR tree-optimization/13000
13590 * tree-inline.c: Include "tree-flow.h".
13591 (expand_call_inline): If warn_return_type, warn if non-void inline
13592 function falls through.
13593 * tree-cfg.c (execute_warn_function_return): Don't warn about
13594 control reaching end if TREE_NO_WARNING is set. Set
13596 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13598 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13599 branch if we don't need one.
13600 * c-typeck.c: Include "tree-flow.h"
13601 (c_finish_bc_stmt): Don't add a goto if the current statement
13602 list doesn't fall through to the current point.
13604 2005-01-21 Roger Sayle <roger@eyesopen.com>
13606 PR rtl-optimization/576
13607 * real.c (real_arithmetic): Change return type from void to bool
13608 to return an indication that the result may be inexact.
13609 * real.h (real_arithmeric): Update prototype.
13610 * fold-const.c (const_binop): Don't constant fold floating
13611 point expressions when the user specifies -frounding-math and
13612 the result may depend upon the run-time rounding mode.
13613 (fold_convert_const_real_from_real): Clean-up.
13614 (fold_initializer): Ignore flag_rounding_math for initializers.
13615 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13616 constant fold FP operations with flag_rounding_math if the
13617 result may depend upon the run-time rounding mode.
13619 2005-01-21 Tom Tromey <tromey@redhat.com>
13621 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13623 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13625 * tree-cfg.c: Fix comment typos.
13627 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13629 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13630 around the call to rest_of_handle_branch_target_load_optimize.
13632 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13634 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13635 (sparc64-*-openbsd*): Likewise.
13636 (sparclite-*-elf*): Include tm-dwarf2.h.
13637 (sparc86x-*-elf*): Likewise.
13638 (sparc64-*-elf*): Likewise.
13639 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13640 (DBX_DEBUGGING_INFO): Likewise.
13641 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13642 (PREFERRED_DEBUGGING_TYPE): Likewise.
13643 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13644 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13645 (PREFERRED_DEBUGGING_TYPE): Likewise.
13646 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13647 (PREFERRED_DEBUGGING_TYPE): Likewise.
13648 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13650 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13653 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13655 2005-01-20 Paul Brook <paul@codesourcery.com>
13657 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13659 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13661 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13662 label is first in a sequence of labels.
13664 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13666 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13667 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13669 * doc/sourcebuild.texi (Test Directives): New.
13671 2005-01-20 Roger Sayle <roger@eyesopen.com>
13673 * real.c (real_floor): Don't leave the result uninitialized when
13674 mode is VOIDMode, but return the unrounded intermediate value.
13675 (real_ceil): Likewise.
13677 2005-01-20 Paul Brook <paul@codesourcery.com>
13679 * config/arm/arm.md (insv): Use gen_int_mode.
13681 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13683 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13684 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13685 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13686 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13687 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13689 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13692 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13693 fbreg, so we have to assume we can't.
13694 (loc_descriptor_from_tree_1): Ditto.
13695 (containing_function_has_frame_base): New function.
13696 (add_location_or_const_value_attribute): Use it.
13697 Also try to generate a frame_base from a single element location
13700 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13702 PR tree-optimization/15349
13703 * timevar.def (TV_TREE_MERGE_PHI): New.
13704 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13706 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13707 calls to tree_forwarder_block_p.
13708 (remove_forwarder_block_with_phi, merge_phi_nodes,
13709 gate_merge_phi, pass_merge_phi): New.
13710 * tree-optimize.c (init_tree_optimization_passes): Add
13712 * tree-pass.h: Add an extern for pass_merge_phi;
13714 2005-01-20 Richard Henderson <rth@redhat.com>
13717 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13718 (_mm_castps_pd, _mm_castps_si128): New.
13719 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13721 2005-01-20 Richard Henderson <rth@redhat.com>
13724 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13725 __builtin_ia32_vec_init_v2si.
13726 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13727 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13728 (ix86_init_mmx_sse_builtins): Create it.
13729 (ix86_expand_builtin): Expand it.
13730 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13731 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13732 (vec_extractv2si_0, vec_extractv2si_1): New.
13734 2005-01-20 Richard Henderson <rth@redhat.com>
13737 * config/i386/i386.c (ix86_expand_push): New.
13738 * config/i386/mmx.md (push<MMXMODE>1): New.
13739 * config/i386/sse.md (push<SSEMODE>1): New.
13740 * config/i386/i386-protos.h: Update.
13742 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13744 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13747 2005-01-20 Richard Henderson <rth@redhat.com>
13749 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13750 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13752 2005-01-19 Richard Henderson <rth@redhat.com>
13755 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13756 to V4SFmode in SSE1 fallback load path.
13758 2005-01-19 Richard Henderson <rth@redhat.com>
13760 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13761 in QImode expansion to ix86_expand_vector_set.
13762 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13764 2005-01-19 Richard Henderson <rth@redhat.com>
13767 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13768 subclass of the input class.
13769 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13770 Always true for cross-SSE1 classes. Rationalize conditionals.
13771 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13772 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13773 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13774 (movdi_2): Add MMX/SSE zeros.
13775 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13776 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13777 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13778 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13779 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13780 (zero_extendsidi2_rex64_1): Remove.
13781 (MOV0 peephole): Check GENERAL_REG_P.
13783 2005-01-19 Richard Henderson <rth@redhat.com>
13786 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13788 (ix86_expand_vector_extract): Likewise.
13790 2005-01-19 Richard Henderson <rth@redhat.com>
13792 PR middle-end/19304
13793 * expr.c (emit_move_change_mode): New argument force; use
13794 simplify_gen_subreg if true.
13795 (emit_move_via_alt_mode): Merge into ...
13796 (emit_move_via_integer): ... here.
13797 (emit_move_ccmode): Use emit_move_change_mode directly.
13799 2005-01-19 Richard Henderson <rth@redhat.com>
13802 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13803 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13804 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13806 (alpha_emit_set_const): Likewise. Make static.
13807 (alpha_emit_set_long_const): Make static.
13808 (alpha_extract_integer): Split out from alpha_expand_mov.
13809 (alpha_split_const_mov): Likewise.
13810 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13811 (alpha_legitimate_constant_p): New.
13812 * config/alpha/alpha-protos.h: Update.
13813 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13814 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13815 * config/alpha/alpha.md (movsi): Add n alternative.
13816 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13817 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13818 (splitters for all of the above): Use alpha_split_const_mov.
13819 * config/alpha/predicates.md (non_add_const_operand): New.
13820 (non_zero_const_operand): New.
13821 (input_operand): Use alpha_legitimate_constant_p after reload.
13823 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13825 PR tree-optimization/19038
13826 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13827 (add_candidate): Add ivs with increment in latch only if
13828 allow_ip_end_pos_p is true.
13829 (determine_iv_cost): Use empty_block_p.
13831 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13833 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13834 (compute_dominance_frontiers): Ditto.
13836 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13839 * config/sh/t-rtems: New.
13840 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13842 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13844 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13845 the offset of the selected field.
13847 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13849 * tree-cfg.c (remove_forwarder_block): Fix the check to
13850 prevent a nonlocal label from appearing in the middle of a
13853 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13855 PR rtl-optimization/19462
13856 * reorg.c (find_end_label): Create return insn only if
13857 current_function_epilogue_delay_list is empty.
13859 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13861 * doc/passes.texi: Remove paragraph mentioning new-ra.
13863 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13865 PR rtl-optimization/15139
13866 * combine.c: Include params.h.
13867 (count_rtxs): New function.
13868 (record_value_for_reg): If replace_rtx would replace at least
13869 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13870 (clobber (const_int 0)) instead of TEM.
13871 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13872 * params.h (MAX_LAST_VALUE_RTL): New.
13873 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13874 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13877 * c-typeck.c (digest_init): Only call build_vector if all constructor
13878 elements are *_CST nodes.
13879 * gimplify.c (gimplify_init_constructor): Likewise.
13881 PR middle-end/19164
13882 * c-typeck.c (digest_init): Only call build_vector if inside_init
13885 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13887 * toplev.c (init_asm_output): Remove dead #ifdef.
13889 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13891 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13893 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13895 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13896 accessing DECL_FUNCTION_CODE.
13897 * dojump.c (do_jump): Likewise.
13898 * gimplify.c (gimplify_call_expr): Likewise.
13899 * predict.c (expr_expected_value): Likewise.
13900 (strip_builtin_expect): Likewise.
13901 * tree-inline.c (estimate_num_insns_1): Likewise.
13902 * tree-ssa-loop-im.c (stmt_cost): Likewise
13903 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13904 (tree_expr_nonnegative_p): Likewise.
13906 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13908 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13909 variant of the load_pcrel_sym pattern.
13910 * config/sparc/sparc.md (P macro): Move to the top.
13911 (load_pcrel_sym): Macroize using P.
13912 (save_register_window): Likewise.
13914 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13916 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13917 ("sordered"): Same.
13919 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13922 * c-typeck.c (build_asm_expr): Strip nops off
13923 input memory operands.
13925 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13927 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13928 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13929 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13930 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13932 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13935 * config/i386/i386.c (override_options): If the 80387 is disabled,
13936 then do not return FP values using FP registers.
13938 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13940 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13941 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13942 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13943 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13944 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13945 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13946 output.h, postreload-gcse.c, postreload.c, recog.c,
13947 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13948 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13949 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13950 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13951 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13952 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13953 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13954 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13956 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13957 config/alpha/alpha.c, config/arm/vfp.md,
13958 config/i386/emmintrin.h, config/i386/i386-modes.def,
13959 config/i386/i386-protos.h, config/i386/i386.h,
13960 config/i386/pmmintrin.h, config/i386/ppro.md,
13961 config/i386/predicates.md, config/i386/xmmintrin.h,
13962 config/i860/i860.c, config/ia64/ia64-modes.def,
13963 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13964 config/ia64/ia64.md, config/ia64/itanium1.md,
13965 config/ia64/itanium2.md, config/ia64/predicates.md,
13966 config/iq2000/iq2000.h, config/mips/linux64.h,
13967 config/rs6000/aix41.h, config/rs6000/aix43.h,
13968 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13969 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13970 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13971 config/sparc/linux64.h, config/sparc/litecoff.h,
13972 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13973 config/sparc/sparc.h, config/sparc/sparc.md,
13974 config/sparc/sysv4-only.h: Update copyright.
13976 2005-01-18 Richard Henderson <rth@redhat.com>
13979 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13981 2005-01-18 Marc Espie <espie@openbsd.org>
13982 * config/i386/openbsdelf.h: Typo.
13984 2005-01-18 Richard Henderson <rth@redhat.com>
13986 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13987 special case for sse.
13988 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13990 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13992 * tree-inline.c (estimate_num_insns_1): Added cases for
13993 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13995 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13997 PR rtl-optimization/19296
13998 * combine.c (simplify_comparison): Rewrite the condition under
13999 which a non-paradoxical SUBREG of a PLUS can be lifted when
14000 compared against a constant.
14002 2005-01-18 Andi Kleen <ak@muc.de>
14004 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14005 * c.opt (-Wpointer-sign): Add.
14006 * doc/invoke.texi: (-Wpointer-sign): Add.
14008 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14010 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14011 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14012 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14013 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14014 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14015 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
14016 for TARGET_MIX_SSE_I387.
14017 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14018 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14019 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14020 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14021 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14022 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
14023 TARGET_MIX_SSE_I387.
14024 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14027 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14030 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14031 Add movaps alternative for xmm reg->reg move.
14033 2005-01-17 Jeff Law <law@redhat.com>
14035 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14036 at the end of the main DOM loop rather than just before DOM exits.
14038 2005-01-17 Diego Novillo <dnovillo@redhat.com>
14040 PR tree-optimization/19121
14041 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14042 adding aliases to a name tag, also add them to the pointer's
14044 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14045 sensitive alias info at all. Only check that the two pointers
14046 have compatible pointed-to sets.
14047 * tree-ssa.c (verify_name_tags): Verify that the alias set of
14048 a pointer's type tag is a superset of the alias set of the
14049 pointer's name tag.
14051 2005-01-17 James E Wilson <wilson@specifixinc.com>
14054 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
14055 comment to document why.
14057 2005-01-17 Richard Henderson <rth@redhat.com>
14059 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14060 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14061 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14062 sse2_vmsminv2df3_finite): New.
14063 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14064 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14065 Force op1 into register.
14067 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
14069 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14070 bubblestrap from always rebuilding build directory.
14072 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
14074 * config/s390/s390.md ("*clc"): Remove incorrect '='.
14075 ("*cmpmem_short"): Likewise.
14077 2005-01-17 Steven Bosscher <stevenb@suse.de>
14079 * basic-block.h: Document BB_* flags.
14080 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14081 use an sbitmap instead.
14082 * sched-rgn.c (compute_trg_info): Likewise.
14084 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
14086 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
14087 redundant target_cpu_default and extra_parts lines. Use the default
14089 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14090 (SUBTARGET_EXTRA_SPECS): Delete.
14091 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
14092 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14093 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14094 and "n32" for -mabi=n32.
14096 2005-01-17 Ian Lance Taylor <ian@airs.com>
14099 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14100 fold constant variables into initial values.
14102 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14104 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14106 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14107 through the statements backward.
14109 2005-01-17 Ian Lance Taylor <ian@airs.com>
14111 PR middle-end/13127:
14112 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14113 a variable set to the return value of the inlined function.
14115 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14117 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14118 when modes are tieable.
14120 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14122 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14123 of pthread_create to find out if threads are enabled.
14124 * gthr-posix95.h (__gthread_active_p): Likewise.
14126 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14128 * common.opt (-fnew-ra): Remove.
14130 * toplev.h (flag_new_regalloc): Remove.
14131 * Makefile.in (ra*.*): Don't mention.
14132 * passes.c (rest_of_handle_new_regalloc): Remove.
14133 (rest_of_handle_combine, rest_of_compilation): Always consider
14134 flag_new_regalloc as false.
14135 * doc/invoke.texi: Don't document -fnew-ra.
14137 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14139 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14140 last parameter to reg_scan.
14141 * loop.c (loop_optimize): Likewise.
14142 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14143 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14144 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14145 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14146 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14147 * regclass.c (reg_scan): Likewise, for the declaration.
14148 * rtl.h (reg_scan): Likewise, for the prototype.
14150 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14152 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14153 mark_dfs_back_edges.
14155 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14157 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14158 (compute_avail): Uses don't go in tmp_gen.
14160 2005-01-16 Steven Bosscher <stevenb@suse.de>
14162 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14163 loop to look for a free slot in a page entry.
14165 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14168 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14169 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14170 just before targetm.asm_out.file_end.
14171 * tree.h (process_pending_assemble_output_defs): Declare.
14172 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14174 (assemble_alias): Defer generation of assembly code for defines when
14175 TARGET_DEFERRED_OUTPUT_DEFS is true.
14176 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14177 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14178 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14180 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14183 * pa.c (pa_scalar_mode_supported_p): New function.
14184 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14185 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14187 * pa-protos.h (prefetch_operand): Delete.
14188 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14189 * pa.c (prefetch_operand): Delete.
14190 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14191 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14192 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14193 and prefetch_nocc_operand.
14194 * pa.md (prefetch): Rework to avoid reload problems handling short
14195 displacements when a cache control completer needs to be provided.
14196 (prefetch_32, prefetch_64): Delete.
14197 (prefetch_cc, prefetch_nocc): New patterns.
14199 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14201 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14203 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14206 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14207 exceeds maximum alignment for global common data.
14208 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14209 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
14211 2004-01-15 Roger Sayle <roger@eyesopen.com>
14213 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
14215 2004-01-15 Roger Sayle <roger@eyesopen.com>
14217 * harg-reg-set.h (reg_class_names): Prototype global array.
14218 * regclass.c (reg_class_names): Declare here and initialize to
14220 (dump_regclass): Remove local declaration of reg_class_names.
14221 (regclass): Likewise.
14222 * cfg.c (dump_flow_info): Likewise.
14223 * ra-debug.c (reg_class_names): Likewise.
14224 * regrename.c (reg_class_names): Likewise.
14225 * reload.c (reg_class_names): Likewise.
14226 * reload1.c (spill_failure): Likewise.
14227 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
14229 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
14231 * config/s390/s390.md ("reload_outti"): Remove predicate for
14232 output operand. Abort if operand is not a MEM.
14233 ("reload_outdi", "reload_outdf"): Likewise.
14235 2005-01-15 Marc Espie <espie@openbsd.org>
14237 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
14238 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
14239 * config/openbsd.h: Fix C++ includes for native configurations.
14240 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
14241 Add trampoline support.
14242 * config/i386/openbsdelf.h: New.
14244 2005-01-15 Marc Espie <espie@openbsd.org>
14246 * collect2.c (main): Explicitly parse -dynamic-linker option.
14248 2005-01-15 Jakub Jelinek <jakub@redhat.com>
14250 PR tree-optimization/19060
14251 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
14252 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
14253 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
14254 and handle extract_range_from_cond returning false.
14255 * fold-const.c (fold): Optimize comparisons with min/max even for
14256 width > HOST_BITS_PER_WIDE_INT.
14258 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
14260 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
14261 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
14262 Remove little endian multilib variants.
14263 Add mips32 multilib variant.
14265 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
14267 * explow.c (copy_all_reg, stabilize): Remove.
14268 * expr.h: Remove the corresponding prototypes.
14270 * rtlanal.c (regs_set_between_p): Remove.
14271 * rtl.h: Remove the corresponding prototype.
14273 2005-01-14 David Edelsohn <edelsohn@gnu.org>
14275 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
14276 to rs6000_nonimmediate_operand.
14277 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
14278 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
14279 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
14280 rs6000_nonimmediate_operand.
14281 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
14282 rs6000_nonimmediate_operand.
14284 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
14286 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
14288 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14290 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
14292 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
14293 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
14295 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
14296 (rs6k_nonimmediate_operand): New.
14297 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
14299 (legitimate_lo_sum_address_p): Same.
14300 (rs6000_legitimize_address): Same.
14301 (rs6000_legitimize_reload_address): Same.
14302 (rs6000_legitimate_address): Same.
14303 (spe_build_register_parallel): Pass DF and DC modes in a DI
14306 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
14307 to rs6k_nonimmediate_operand.
14309 * config/rs6000/spe.md ("*frob_df_di"): New.
14310 ("*frob_di_df"): New.
14311 ("*frob_di_df_2"): New.
14312 ("*mov_sidf_e500_subreg0"): New.
14313 ("*mov_sidf_e500_subreg4"): New.
14314 ("*movdf_e500_double"): Change predicate to
14315 rs6k_nonimmediate_operand.
14317 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14319 * postreload.c (move2add_note_store): Only call
14320 trunc_int_for_mode on scalar integers.
14322 2005-01-14 Steven Bosscher <stevenb@suse.de>
14324 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14325 replace BB_VISITED uses.
14326 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14327 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14328 (tree_dce_done): Free visited_control_parents.
14329 (perform_tree_ssa_dce): Allocate and clear it.
14330 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14331 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14332 instead of BB_VISITED.
14334 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14336 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14337 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14338 Remove unused prototypes.
14340 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14342 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14343 64-bit register usage.
14344 (spe_func_has_64bit_regs_p): Add FIXME note.
14346 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14348 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14349 flag_finite_math_only with flag_unsafe_math_optimizations.
14351 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14353 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14354 end-of-stack check.
14355 (__tpf_eh_return): Copy TPF private stack area from the module
14356 boundary stack frame. Add check for when module addresses are
14357 equal, but no stub address is found.
14359 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14362 * arm.h (struct machine_function): Add call_via field.
14363 (thumb_call_via_label): Declare.
14364 * arm.c (thumb_call_via_label): New variable.
14365 (thumb_call_reg_needed): New variable.
14366 (arm_output_function_epilogue): For Thumb code, output any per-function
14367 call-indirect trampolines.
14368 (thumb_call_via_reg): New function.
14369 (arm_file_end): New function.
14370 (TARGET_ASM_FILE_END): Call arm_file_end.
14371 (aof_file_end): Likewise.
14372 * arm-protos.h (thumb_call_via_reg): Declare.
14373 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14374 thumb_call_via_reg in normal case.
14376 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14378 PR middle-end/19084
14379 PR rtl-optimization/19348
14380 * recog.c (peephole2_optimize): Do global life update if some peephole
14381 decides it doesn't need at least one of its inputs and that change
14382 influences liveness at the start of the basic block.
14384 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14385 arguments instead of 1.
14387 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14389 PR middle-end/18820
14390 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14391 zero for nested functions needing a static chain or functions
14392 with a non-constant address.
14394 2005-01-13 Roger Sayle <roger@eyesopen.com>
14396 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14397 (and (sign_extend X) C) into (zero_extend (and X C)).
14399 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14401 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14403 2005-01-13 Richard Henderson <rth@redhat.com>
14408 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14409 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14410 not just TARGET_SSE.
14411 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14412 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14413 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14414 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14415 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14416 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14417 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14418 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14419 (movdicc_c_rex64): Rename with '*'.
14420 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14421 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14422 (movsfcc_1_387): Rename from movsfcc_1.
14423 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14424 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14425 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14426 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14427 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14428 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14429 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14430 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14431 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14432 sse_movdfcc_const0_4): Remove.
14433 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14434 recognize min/max early. Update for changed sse cmove patterns.
14435 (ix86_split_sse_movcc): New.
14436 * config/i386/i386-protos.h: Update.
14438 2005-01-13 Steven Bosscher <stevenb@suse.de>
14440 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14441 (fix_stmt_v_may_defs): Likewise.
14443 2005-01-13 Richard Henderson <rth@redhat.com>
14445 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14446 for converting the mask.
14448 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14450 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14453 2005-01-13 Richard Henderson <rth@redhat.com>
14455 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14456 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14457 IX86_BUILTIN_MOVDQ2Q): Remove.
14458 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14459 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14460 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14462 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14463 (sse2_pextrw): Fix immediate constraint.
14464 (sse2_loadq, sse2_loadq_rex64): Remove.
14465 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14466 Use __builtin_ia32_vec_ext_<size>.
14467 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14469 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14471 * function.c (assign_parm_setup_block): Look inside original
14472 entry_parm when inspecting PARALLEL.
14474 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14475 Joel Sherrill <joel@oarcorp.com>
14478 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14479 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14480 rtems_gxx_recursive_mutex_init.
14481 (__gthread_recursive_mutex_lock): New function.
14482 (__gthread_recursive_mutex_trylock): Likewise.
14483 (__gthread_recursive_mutex_unlock): Likewise.
14485 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14487 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14489 2005-01-13 Jan Beulich <jbeulich@novell.com>
14491 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14492 (ashrti3_internal): Indicate output is early clobber. Generate result
14493 into output rather than first input. Use move for low word of output
14494 if shift count is exactly 64.
14495 (lshrti3_internal): Likewise.
14497 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14501 * reload1.c (delete_output_reload): Don't delete an output reload
14502 if the pseudo lives longer than a single basic block. Adjust and
14503 improve wording of comment.
14505 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14508 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14509 of TYPE_SIZE where we mean the number of bytes.
14511 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14513 * function.c (assign_parm_setup_block): Relax condition on
14514 multi-register optimization.
14516 2005-01-12 Nick Clifton <nickc@redhat.com>
14518 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14519 an "in_delay_slot" attribute of "no" to prevent them being used in
14520 delay slots. This is forbidden because they might generate
14523 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14526 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14527 with r->Y and Y->r.
14529 2005-01-12 Nick Clifton <nickc@redhat.com>
14531 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14532 passed on to GAS) but do not define, as GAS no longer supports or
14533 needs the -m2000 option.
14535 2005-01-11 Roger Sayle <roger@eyesopen.com>
14537 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14538 type as args of unprototyped builtins aren't automatically promoted.
14539 (fold_builtin_abs): Likewise.
14541 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14543 * Makefile.in: Set a `build-warn' variable.
14545 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14547 PR tree-optimization/17949
14548 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14549 (find_interesting_uses_address): Use it.
14551 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14553 * regrename.c (kill_value): Handle subreg's that won't simplify.
14555 2005-01-11 Richard Henderson <rth@redhat.com>
14558 * config/i386/i386.h (enum ix86_builtins): Move ...
14559 * config/i386/i386.c: ... here.
14560 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14561 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14562 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14563 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14564 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14565 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14566 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14567 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14568 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14569 IX86_BUILTIN_LOADDDUP): Remove.
14570 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14571 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14572 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14573 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14574 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14575 (ix86_init_builtins): Make static.
14576 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14577 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14578 if all the modes match. Otherwise, fake it.
14579 (get_element_number, ix86_expand_vec_init_builtin,
14580 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14581 (ix86_expand_builtin): Make static. Update for changed builtins.
14582 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14583 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14584 (ix86_expand_vector_init_duplicate): New.
14585 (ix86_expand_vector_init_low_nonzero): New.
14586 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14587 Split out from ix86_expand_vector_init; handle integer modes.
14588 (ix86_expand_vector_init): Use them.
14589 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14590 * config/i386/i386-protos.h: Update.
14591 * config/i386/predicates.md (reg_or_0_operand): New.
14592 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14593 (movv2sf_internal): Likewise. And a splitter to match them all.
14594 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14595 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14596 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14597 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14598 (mmx_pinsrw): Fix operand ordering.
14599 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14600 rather than sse_loadss expander.
14601 (movv2df splitter): Similarly.
14602 (sse_loadss, sse_loadlss): Remove.
14603 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14604 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14605 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14606 (sse3_movddup): Rename with '*'.
14607 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14608 (sse2_loadsd): Remove.
14609 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14610 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14611 (sse2_pinsrw): Fix argument ordering.
14612 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14613 (sse2_stored): Remove 'r' destination.
14614 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14615 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14616 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14617 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14618 vec_extractv16qi, vec_initv16qi): New.
14620 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14621 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14622 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14624 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14625 (_mm_load_si128, _mm_store_si128): Likewise.
14626 (_mm_load1_pd): Use _mm_set1_pd.
14627 (_mm_load_sd): Use _mm_set_sd.
14628 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14629 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14630 (_mm_set_epi64): Use _mm_set_epi64x.
14631 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14632 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14633 _mm_setr_epi8): Use _mm_set_foo form.
14634 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14635 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14636 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14637 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14638 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14639 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14640 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14641 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14642 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14643 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14644 (_mm_movedup_pd): Use _mm_shuffle_pd.
14645 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14646 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14647 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14648 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14649 Use _mm_setzero_ps.
14650 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14651 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14652 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14653 (_mm_store_ps): Use raw dereference.
14654 (_mm_store1_ps): Use _mm_storeu_ps.
14655 (_mm_storer_ps): Use _mm_store_ps.
14656 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14657 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14659 2005-01-11 Stan Shebs <shebs@apple.com>
14661 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14662 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14664 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14667 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14668 Skip all DECLs except for FIELD_DECLs.
14670 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14672 * config/s390/s390.c (override_options): Return error if
14673 -mbackchain, -mpacked-stack and -mhard-float are used together.
14674 (s390_va_start): Remove the backchain && packed-stack special case.
14675 (s390_gimplify_va_arg): Likewise.
14676 * doc/invoke.texi: Remove the ABI incompatibility note.
14678 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14680 * config/s390/s390.c (struct s390_frame_layout): Remove
14682 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14683 save_backchain_p with TARGET_BACKCHAIN.
14685 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14688 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14689 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14690 * function.c (locate_and_pad_parm): Set new field.
14691 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14692 Tweak where_pad test to include "none". Always set mem align for
14694 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14695 not sufficient for type.
14696 (assign_parm_setup_block): If stack_parm is zero on entry, always
14697 make a new stack local. Block move old stack parm if necessary
14698 to new aligned stack local.
14699 (assign_parm_setup_stack): Use a block move to handle
14700 potentially misaligned entry_parm.
14701 (assign_parms_unsplit_complex): Specify required alignment when
14702 creating stack local.
14703 * calls.c (compute_argument_addresses): Override alignment of stack
14704 arg calculated from its type with the alignment given by
14705 FUNCTION_ARG_BOUNDARY.
14706 (store_one_arg): Likewise.
14708 2005-01-11 Jan Beulich <jbeulich@novell.com>
14710 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14711 Change respective itanium_class attribute to ialu.
14712 (shladdp4_internal): New.
14713 * config/ia64/predicates.md (shladd_log2_operand): New.
14715 2005-01-11 Richard Henderson <rth@redhat.com>
14717 * expr.c (store_constructor): Use rtvec_alloc instead of
14718 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14720 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14722 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14724 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14726 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14727 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14728 (TARGET_RWRELOC): Define.
14729 (ia64_rwreloc_section_type_flags): Delete.
14730 (ia64_section_type_flags): New function.
14731 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14732 (TARGET_RWRELOC): Define.
14734 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14737 * config/ia64/ia64.c (process_set): For alloc insn, only call
14738 process_epilogue is !frame_pointer_needed.
14740 2005-01-10 Roger Sayle <roger@eyesopen.com>
14743 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14744 unary operator and can't be treated as a binary/comparison operator.
14746 2005-01-10 Richard Henderson <rth@redhat.com>
14748 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14749 (ix86_return_in_memory): Likewise.
14750 (function_arg_advance): Likewise. Mirror structure in function_arg
14751 for choosing register to advance.
14753 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14755 * tree-vectorizer.c, tree.def: Fix comment typos.
14757 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14759 * config/s390/s390.c (struct processor_costs): 4 new fields:
14760 ddbr, ddr, debr, der.
14761 (s390_rtx_costs): More precise handling of divide instructions.
14763 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14765 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14767 2005-01-10 Jan Beulich <jbeulich@novell.com>
14769 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14770 names resulting from -ffunction-sections/-fdata-sections and linkonce
14772 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14773 based on the section name. Rearrange the section name comparison logic
14774 slightly so that each section name is compared against at most once.
14776 2005-01-10 Ben Elliston <bje@au.ibm.com>
14778 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14779 targets for which -fPIC reduces limitations on the GOT size.
14781 2005-01-09 Falk Hueffner <falk@debian.org>
14783 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14786 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14789 * collect2.c (main): Set aixrtl_flag for -brtl option.
14790 (resolve_lib_name): Search for .so file extension before .a
14791 if aixrtl_flag set.
14793 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14795 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14796 (vect_analyze_data_refs_alignment): Add dump prints.
14798 2005-01-09 Ira Rosen <irar@il.ibm.com>
14800 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14801 expr_invariant_in_loop_p.
14802 Initialize outputs first thing in the function.
14803 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14804 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14805 (vect_analyze_pointer_ref_access): Check that the initial condition of
14806 the access function is loop invariant.
14808 2005-01-09 Richard Henderson <rth@redhat.com>
14810 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14811 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14812 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14813 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14814 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14815 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14816 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14817 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14818 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14819 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14820 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14821 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14822 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14823 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14824 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14825 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14826 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14827 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14828 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14829 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14830 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14831 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14832 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14834 (mmx_clrdi, pavgusb): Remove.
14835 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14836 with leading sse_ prefix.
14837 * config/i386/sse.md: Receive them.
14838 * config/i386/mmx.md: New file.
14839 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14840 (subrv2sf3): Turn into expander for normal subtraction.
14841 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14842 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14843 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14844 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14845 commutative; use ix86_binary_operator_ok.
14846 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14847 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14848 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14849 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14850 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14851 Macroize from existing patterns; use ix86_binary_operator_ok.
14852 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14853 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14854 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14855 with vec_select+vec_concat.
14856 (mmx_pshufw, mmx_pshufw_1): Likewise.
14857 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14858 (mmx_uavgv4hi3): Model correctly.
14859 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14860 _mm_xor_si64): Remove casts.
14862 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14864 PR tree-optimization/19224
14865 * tree-scalar-evolution.c (get_instantiated_value,
14866 set_instantiated_value): New functions.
14867 (instantiate_parameters_1): Cache the results.
14868 (instantiate_parameters, resolve_mixers): Initialize and free
14871 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14873 * config/i386/i386.md (addhi_4): Correct reference in comment.
14876 2005-01-08 Richard Henderson <rth@redhat.com>
14878 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14879 (_mm_cvtsi128_si64x): Likewise.
14880 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14881 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14882 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14883 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14884 * config/i386/i386-protos.h: Update.
14885 * config/i386/i386.c (print_operand): Add 'H'.
14886 (ix86_fixup_binary_operands): Split out from ...
14887 (ix86_expand_binary_operator): ... here.
14888 (ix86_fixup_binary_operands_no_copy): New.
14889 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14890 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14891 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14892 (safe_vector_operand): Use CONST0_RTX.
14893 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14894 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14895 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14896 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14898 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14899 (IX86_BUILTIN_CMPNGESS): New.
14900 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14901 (attr type): Add sselog1.
14902 (attr unit, attr memory): Handle it.
14903 (movti, movti_internal, movti_rex64): Move near other integer moves.
14904 (movtf, movtf_internal): Move near other fp moves.
14905 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14906 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14907 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14908 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14909 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14910 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14911 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14912 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14913 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14914 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14915 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14916 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14917 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14918 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14919 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14920 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14921 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14922 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14923 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14924 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14925 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14926 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14927 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14928 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14929 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14930 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14931 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14932 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14933 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14934 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14935 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14936 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14937 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14938 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14939 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14940 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14941 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14942 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14943 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14944 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14945 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14946 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14947 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14948 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14950 (SSEPUSH, push<SSEPUSH>): Remove.
14951 (MMXPUSH, push<MMXPUSH>): Remove.
14952 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14953 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14954 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14955 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14956 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14957 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14958 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14959 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14960 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14961 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14962 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14963 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14964 (ppro_sse_log_V4SF): Handle sselog1.
14965 * config/i386/predicates.md (const_0_to_1_operand): New.
14966 (const_0_to_255_mul_8_operand): New.
14967 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14968 (const_2_to_3_operand, const_4_to_7_operand): New.
14969 * config/i386/sse.md: New file.
14970 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14971 (sse_movups): Rename from sse_movups_1.
14972 (sse_loadlss): Rename from sse_loadss_1.
14973 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14975 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14976 (absv4sf2, negv2df, absv2df): New.
14977 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14978 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14979 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14980 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14981 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14982 (sse3_addsubv4sf3): Model correctly.
14983 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14984 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14985 (sse_movhlps): Model with vec_select+vec_concat.
14986 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14987 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14988 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14989 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14990 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14991 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14992 sse2_pshufhw_1): Likewise.
14993 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14994 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14995 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14996 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14997 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14998 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14999 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15000 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15001 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15002 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15003 sminv8hi3): Mark commutative
15004 operands. Use ix86_binary_operator_ok.
15005 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15006 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15007 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15008 sse2_punpcklqdq): Allow operand2 in memory.
15009 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15010 sse2_movsd): Add memory alternatives.
15011 (sse_storelps): Turn expander into an insn; split after reload.
15012 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15013 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15015 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
15017 * configure.ac (DWARF-2 debug_line): Use objdump.
15018 * configure: Regenerate.
15020 2005-01-08 Jeff Law <law@redhat.com>
15021 Diego Novillo <dnovillo@redhat.com>
15023 PR tree-optimization/18241
15024 * tree-nrv.c (tree_nrv): Ignore volatile return values.
15025 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15026 statements with volatile operands.
15027 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15028 operands after marking a statement with has_volatile_ops.
15030 2005-01-08 Roger Sayle <roger@eyesopen.com>
15032 * tree.c (int_fits_type_p): Always honor integer constant
15033 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15035 2005-01-08 Roger Sayle <roger@eyesopen.com>
15037 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15038 the latent bug in rtl_delete_block has been resolved.
15040 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15042 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15043 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15045 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15047 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15048 library as @multilib_dir@/$(SHLIB_SONAME).
15050 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15052 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15053 * configure: Regenerate.
15055 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15057 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15060 2005-01-07 David Edelsohn <edelsohn@gnu.org>
15063 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15064 Convert non-word aligned offset address using ld/std into
15067 2005-01-07 Richard Henderson <rth@redhat.com>
15069 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15071 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
15073 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15075 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15077 PR tree-optimization/19283
15078 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15079 is not shorter than the original type.
15081 PR rtl-optimization/19012
15082 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15084 PR rtl-optimization/18861
15085 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15086 (FULL_STATE): Define.
15087 (mark_tablejump_edge): New function.
15088 (purge_dead_tablejump_edges): New function.
15089 (find_bb_boundaries): Use it.
15091 PR tree-optimization/18828
15092 * builtins.c (expand_builtin_next_arg): Remove argument and all
15093 the argument checking.
15094 (expand_builtin): Adjust caller.
15095 (expand_builtin_va_start): Likewise. Remove error for too many
15097 (fold_builtin_next_arg): Issue error for too many arguments.
15098 After checking arguments, replace them with magic arguments that
15099 prevent further checking of the args.
15101 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15103 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15105 2005-01-06 Roger Sayle <roger@eyesopen.com>
15108 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15109 and %{.S:...} (and their negative variants) to test whether the
15110 input file is assembler or pre-processed-assembler independent of
15111 the actual filename extension.
15113 2005-01-06 Roger Sayle <roger@eyesopen.com>
15115 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15116 of sign or zero extended values.
15118 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15120 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15121 for IBM long double format correctly.
15123 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15125 Fix PR tree-optimization/18792
15127 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15128 to first_loop_depth, and use loop depth instead of loop number.
15129 (build_classic_dir_vector): Ditto.
15130 (compute_data_dependences_for_loop): Use depth, not loop number.
15131 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15132 number. Pass in loops, instead of loop numbers.
15133 (gather_interchange_stats): Ditto.
15134 (linear_transform_loops): Ditto.
15136 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15139 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15140 biv_fits_mode_p, extension_within_bounds_p): New functions.
15141 (check_ext_dependent_givs): Use them.
15143 2005-01-06 Roger Sayle <roger@eyesopen.com>
15145 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15146 more than one barrier, in which case we should delete them all.
15148 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15150 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15152 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15154 Fix PR middle-end/19286
15156 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15157 output this subprogram, simply ignore this attempt to do it again.
15158 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15159 origin attribute if it's not possible.
15160 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15161 (decls_for_scope): Ditto.
15162 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15163 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15165 2005-01-05 Richard Henderson <rth@redhat.com>
15168 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15169 (bdesc_2arg): Use it.
15170 (ix86_expand_binop_builtin): Force operands into registers
15172 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15173 ix86_expand_sse_compare, ix86_expand_sse_comi,
15174 ix86_expand_builtin): Likewise.
15176 2005-01-05 Richard Henderson <rth@redhat.com>
15178 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15180 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15181 (mulv4hi3): Set itanium_class mmmul.
15182 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15183 (fpack): Rename from fpack_sfsf.
15185 2005-01-05 Richard Henderson <rth@redhat.com>
15188 * reload1.c (do_input_reload): Restrict the optimization deleteing
15189 a previous output reload to RELOAD_FOR_INPUT.
15191 2005-01-05 Steven Bosscher <stevenb@suse.de>
15193 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15194 comment that we fall through after case.
15195 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15196 (distribute_links): Likewise.
15197 * cse.c (cse_insn): Likewise.
15198 * cselib.c (cselib_invalidate_mem): Likewise.
15199 * df.c: Update comments at the top of the file.
15200 (read_modify_subreg_p): Update comments here too.
15201 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15202 * flow.c (mark_set_1): Likewise.
15203 (mark_used_regs): Likewise.
15204 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15205 (canon_list_insert): Likewise.
15206 (mark_set): Likewise.
15207 (try_replace_reg): Likewise.
15208 (store_killed_in_insn): Likewise.
15209 * loop.c (count_one_set): Likewise.
15210 (basic_induction_var): Likewise.
15211 * postreload-gcse.c (find_mem_conflicts): Likewise.
15212 * postreload.c (reload_combine_note_store): Likewise.
15213 (move2add_note_store): Likewise.
15214 * reload.c (find_equiv_reg): Likewise.
15215 (mark_referenced_resources): Likewise.
15216 * rtlanal.c (set_noop_p): Likewise.
15217 (note_stores): Likewise.
15218 (note_uses): Likewise.
15219 * sched-deps.c (sched_analyze_1): Likewise.
15220 * sched-rgn.c (check_live_1): Likewise.
15221 (update_live_1): Likewise.
15222 * config/i860/i860.c: Likewise.
15224 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
15226 (ZERO_EXTRACT): Mention that this one can be an lvalue.
15228 * doc/rtl.texi: Update documentation for bit-fields and SET.
15230 2005-01-05 Roger Sayle <roger@eyesopen.com>
15232 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
15234 2005-01-05 Jan Hubicka <jh@suse.cz>
15235 Richard Henderson <rth@redhat.com>
15238 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
15241 2005-01-05 Richard Henderson <rth@redhat.com>
15244 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
15245 (sse_shufps): Change operand 3 to const_int_operand.
15246 (sse2_storelps): Fix typo in template.
15247 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
15248 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
15249 (ix86_expand_builtin): Likewise.
15251 2005-01-05 Julian Brown <julian@codesourcery.com>
15253 * config/arm/arm.c (arm_return_in_memory): Treat complex types
15254 as aggregates for AAPCS ABIs.
15256 2005-01-05 Stan Shebs <shebs@apple.com>
15258 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
15259 Mach-O getters if ppc64.
15260 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
15262 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
15263 signed four-byte field for global code case.
15264 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
15266 2005-01-05 Roger Sayle <roger@eyesopen.com>
15268 PR middle-end/19100
15269 * c-common.c: Include real.h.
15270 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
15271 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
15272 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
15273 * Makefile.in (c-common.o): Update dependencies.
15275 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15277 * c-parse.in (asm_string): Add trailing semicolon.
15279 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15281 * c-parse.in (asm_string): New. Don't allow wide strings in
15283 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
15284 asm_string instead of STRING.
15286 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
15288 * c-typeck.c (constructor_no_implicit): Remove.
15289 (set_designator, process_init_element): Don't check
15290 constructor_no_implicit.
15292 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
15293 Kaz Kojima <kkojima@gcc.gnu.org>
15296 * lcm.c (create_pre_exit): New.
15297 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
15298 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
15300 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15302 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
15303 -msoft-float in target_float_switch.
15304 * arm.c (arm_override_options): Fix processing of target_float_switch.
15306 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
15308 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
15311 2004-01-05 Uros Bizjak <uros@kss-loka.si>
15313 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
15314 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
15316 2005-01-04 Roger Sayle <roger@eyesopen.com>
15318 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15319 if deleting the then-block allows the test-block to fallthru to the
15322 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15325 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15326 after the full declaration if the are in two different TUs.
15328 2005-01-04 Richard Henderson <rth@redhat.com>
15331 * tree-sra.c (generate_one_element_init): Just
15332 call gimplify_and_add.
15333 (generate_element_init): Record the
15334 new referenced variables and mark them for renaming
15335 and split out to ...
15336 (generate_element_init_1): This.
15337 (scalarize_init): Don't call push_gimplify_context/
15338 pop_gimplify_context.
15340 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15342 * toplev.c (get_src_pwd): Handle failure of getpwd().
15344 2005-01-04 Roger Sayle <roger@eyesopen.com>
15346 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15348 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15349 all the cases handled by it are inverted by invert_truthvalue.
15351 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15353 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15354 (save_register_windowsi): Likewise.
15356 2005-01-04 Richard Henderson <rth@redhat.com>
15358 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15360 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15362 PR middle-end/17767
15363 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15364 any simplifications of vector mode comparison operators.
15365 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15367 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15368 Devang Patel <dpatel@apple.com>
15370 PR tree-optimization/18308
15371 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15372 the operands before creating a new expression.
15373 * dojump.c (do_jump): Make drop_through_label available
15374 for all cases. Add expansion of COND_EXPR.
15376 2005-01-04 Ira Rosen <irar@il.ibm.com>
15378 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15379 INTEGER_CST instead of TREE_CONSTANT.
15380 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15381 instead of TREE_CONSTANT.
15382 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15383 instead of TREE_CONSTANT.
15385 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15387 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15389 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15392 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15393 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15395 2005-01-03 Richard Henderson <rth@redhat.com>
15397 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15398 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15399 fold_convert_const_real_from_real): Split out from ...
15400 (fold_convert_const): ... here.
15402 2005-01-03 Richard Henderson <rth@redhat.com>
15405 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15406 (mov<MMXMODEI>_internal): Likewise.
15407 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15408 Add V2SF case; use it for SSE1; don't use TI.
15409 (movdf_integer): Likewise.
15410 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15412 2005-01-03 Ira Rosen <irar@il.ibm.com>
15414 * tree-vectorizer.c (vect_strip_conversions): New function.
15415 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15416 check for binary class.
15418 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15422 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15424 * gimple-low.c (mark_blocks_with_used_vars): New function.
15425 (mark_blocks_with_used_subblocks): Ditto.
15426 (mark_used_blocks): Ditto.
15427 (pass_mark_used_blocks): New pass.
15428 * tree-inline.c: Include debug.h.
15429 (expand_call_inline): Call outlining_inline_function here.
15430 * tree-optimize.c (init_tree_optimization_passes): Add
15431 pass_mark_used_blocks.
15432 * tree-pass.h (pass_mark_used_blocks): New.
15433 * Makefile.in (tree-inline.o): Add debug.h dependency.
15435 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15437 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15438 VAR_DECLs to have weak_import attribute.
15440 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15443 2004-01-03 Steven Bosscher <stevenb@suse.de>
15445 * passes.c (rest_of_compilation): Don't run regmove if only
15446 flag_expensive_optimizations, require flag_regmove instead.
15448 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15450 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15452 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15453 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15454 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15455 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15457 2005-01-03 Richard Henderson <rth@redhat.com>
15459 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15460 (ia64_const_ok_for_letter_p): New.
15461 (ia64_const_double_ok_for_letter_p): New.
15462 (ia64_extra_constraint): New.
15463 (ia64_expand_vecint_compare): New.
15464 (ia64_expand_vcondu_v2si): New.
15465 (ia64_expand_vecint_cmov): New.
15466 (ia64_expand_vecint_minmax): New.
15467 (ia64_print_operand): Add 'v'.
15468 (ia64_preferred_reload_class): New.
15469 (ia64_vector_mode_supported_p): New.
15470 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15471 (PREFERRED_RELOAD_CLASS): Move to function.
15472 (CONST_OK_FOR_LETTER_P): Move to function.
15473 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15474 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15475 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15476 (EXTRA_CONSTRAINT): Move to function.
15477 * config/ia64/ia64.md: Include vect.md.
15478 (itanium_class): Add mmalua.
15480 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15482 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15483 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15485 (const_int_2bit_operand): New.
15486 (fr_reg_or_0_operand): New.
15487 * config/ia64/ia64-modes.def: Add vector modes.
15488 * config/ia64/ia64-protos.h: Update.
15489 * config/ia64/vect.md: New file.
15491 2005-01-03 Richard Henderson <rth@redhat.com>
15493 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15495 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15498 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15500 (log1pdf2): Change mode of operands[0,1] to DFmode.
15502 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15504 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15505 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15506 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15507 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15508 SPARC_RELAXED_ORDERING.
15510 2005-01-03 Richard Henderson <rth@redhat.com>
15511 Uros Bizjak <uros@kss-loka.si>
15514 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15515 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15516 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15518 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15519 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15520 const_pow2_1_to_128_operand): New predicates.
15522 2005-01-02 Greg McGary <greg@mcgary.org>
15524 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15526 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15527 object. [ptr_type]: Remove unused variable.
15528 Remember nearest addressable array-element or record-component
15529 when checking bitfield components. Tolerate empty BIND_EXPR.
15531 2005-01-01 Richard Henderson <rth@redhat.com>
15533 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15534 that don't narrow the value. Fail for other conversions.
15536 2005-01-01 Richard Henderson <rth@redhat.com>
15539 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15540 * c-lang.c (finish_file): Don't do it here.
15541 * objc/objc-act.c (objc_finish_file): Likewise.
15543 * cgraph.c (decl_assembler_name_equal): New.
15544 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15545 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15546 * cgraph.h (struct cgraph_varpool_node): Add next.
15547 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15548 * varasm.c (assemble_alias): Mark the target as needed.
15550 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15552 PR middle-end/19221
15553 * function.c (get_arg_pointer_save_area): Use entry_of_function
15554 instead of get_insns.
15556 2005-01-01 Roger Sayle <roger@eyesopen.com>
15557 Andrew Pinski <pinskia@physics.uc.edu>
15558 James E. Wilson <wilson@specifixinc.com>
15560 PR rtl-optimization/12092
15561 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15564 2005-01-01 Roger Sayle <roger@eyesopen.com>
15565 Olivier Hainque <hainque@act-europe.fr>
15567 * tree.c (int_fits_type_p): A narrower type always fits in a
15568 wider one, except for negative values into unsigned types.
15570 2005-01-01 Roger Sayle <roger@eyesopen.com>
15572 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15573 with the original constant rather than require TREE_OVERFLOW.
15575 2005-01-01 Steven Bosscher <stevenb@suse.de>
15577 PR middle-end/17544
15578 * c-decl.c (finish_function): If compiling C99, annotate the
15579 compiler generated return with the current file name and line 0.
15580 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15581 the source line is greater than 0.
15582 (remove_bb): Likewise.