1 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
7 * config/v850/v850-protos.h (override_options): Delete.
8 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
11 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
12 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
13 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
14 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
15 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
16 (OVERRIDE_OPTIONS): Delete.
17 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
18 (small_memory_info): Remove the value field.
19 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
21 * config/v850/v850.c (small_memory): Remove the value field.
22 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
23 (override_options): Delete.
24 (v850_handle_memory_option, v850_handle_option): New functions.
25 * config/v850/v850.opt: New file.
27 2005-04-06 Geoffrey Keating <geoffk@apple.com>
29 * config.host: Add a section for generic hosts, and a subsection
30 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
31 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
32 * config/host-darwin.h: New.
33 * config/x-darwin: New.
34 * config/i386/host-i386-darwin.c: New.
35 * config/i386/x-darwin: New.
36 * config/rs6000/host-darwin.c: Include host-darwin.h.
37 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
38 (darwin_rs6000_gt_pch_use_address): Likewise.
39 * config/rs6000/x-darwin: Change name of .o built, update
40 dependencies for changes to rs6000/host-darwin.c.
42 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
45 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
47 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
49 * tree-vect-analyze.c (vect_analyze_loop_form): Call
50 split_loop_exit_edge instead of loop_split_edge_with.
52 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
54 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
55 UNSPEC_SET_VSCR): New constants, used throughout.
57 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
59 (altivec_vspltis<VI_char>): ... this pattern, using
60 a QImode const_int_operand for the immediate.
61 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
64 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
67 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
69 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
71 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
73 2005-04-06 Ben Elliston <bje@au.ibm.com>
75 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
76 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
77 macros as living in "this file" and not gcc.h.
79 2005-04-06 Ben Elliston <bje@au.ibm.com>
81 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
82 -ftree-live_range_split. Perhaps renamed at some point?
84 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
87 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
88 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
90 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
92 * tree-flow.h (number_of_iterations_cond): Declaration removed.
93 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
94 (number_of_iterations_special): New function.
95 (number_of_iterations_exit): Use number_of_iterations_special.
96 Use simplify_using_outer_evolutions only at -O3.
97 (number_of_iterations_cond, tree_simplify_using_condition,
98 simplify_using_initial_conditions, loop_niter_by_eval,
99 compare_trees, can_count_iv_in_wider_type_bound,
100 simplify_using_outer_evolutions): Use fold_build.
102 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
104 * doc/install.texi (Configuration): Document --with-java-home.
106 2005-04-05 Richard Henderson <rth@redhat.com>
110 * config/i386/i386.c (print_operand): Handle vector zeros.
111 (ix86_split_to_parts): Handle CONST_VECTOR.
112 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
113 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
114 what modes to tie for MMX and SSE registers.
115 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
116 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
117 to vector modes as well.
118 * config/i386/predicates.md (const0_operand): Handle VOIDmode
119 properly as an input mode.
121 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
123 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
125 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
127 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
129 2005-04-05 Jakub Jelinek <jakub@redhat.com>
131 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
132 and local functions, set sse_nregs to 8 and float_in_sse.
133 (function_arg_advance, function_arg): If float_in_sse, pass
134 SFmode and DFmode arguments in SSE registers.
135 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
137 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
140 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
142 * config/i386/i386-protos.h (ix86_function_value): Accept two
143 arguments, like the target macro.
144 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
145 * config/i386/i386.c (ix86_function_value): Accept the second
146 argument of the target macro.
147 (ix86_function_ok_for_sibcall): Pass a function pointer to
149 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
150 call to ix86_value_regno).
151 (ix86_value_regno): Add support for returning floating point values
154 2005-04-05 Jakub Jelinek <jakub@redhat.com>
156 PR tree-optimization/20076
157 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
158 that call __builtin_return or __builtin_apply_args.
160 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
162 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
163 Use immediate use iterator.
164 (stmt_is_bumper_for_loop): Use immediate use iterator.
165 * predict.c (strip_builtin_expect): Use update_stmt.
166 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
167 on all elements of a STATEMENT_LIST.
168 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
169 (bsi_remove): Remove imm_use links and mark the stmt as modified.
170 (bsi_replace): Mark stmt as modified and the update it.
171 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
172 (expand_complex_libcal): Call update_stmt.
173 (expand_complex_comparison): Call mark_stmt_modified.
174 (expand_complex_operations_1): Call update_stmt_if_modified.
175 (expand_vector_operations_1): Call mark_stmt_modified.
176 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
177 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
178 add_immediate_use, redirect_immediate_use,
179 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
180 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
181 (mark_new_vars_to_rename): Call update_stmt.
182 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
183 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
185 (unmodify_stmt): Delete.
186 (update_stmt): New. Force an update of a stmt.
187 (update_stmt_if_modified): update a stmt if it is out of date.
188 (get_stmt_operands): Verify stmt is NOT modified.
189 (stmt_modified_p): Update comment.
190 (delink_imm_use): Remove a use node from its immuse list.
191 (link_imm_use_to_list): Link a use node to a specific list.
192 (link_imm_use): Link a node to the correct list.
193 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
194 it in the correct list, if appropriate.
195 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
196 (relink_imm_use): Link a use node in place of another node in a list.
197 (relink_imm_use_stmt): LInk a node in place of another node, and set
199 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
200 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
201 (first_safe_imm_use): New. Initialize a safe immuse iterator.
202 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
203 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
204 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
205 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
206 (has_zero_uses): New. Return true if there are no uses of a var.
207 (has_single_use): New. Return true if there is only a single use of a
209 (single_imm_use): New. Return the simgle immediate use.
210 (num_imm_uses): New. Return the number of immediate uses.
211 (get_v_must_def_ops): Use is now a pointer.
212 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
213 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
215 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
216 (delink_stmt_imm_use): Delink all immuses from a stmt.
217 (phi_arg_index_from_use): New. Return a phi arg index for a use.
218 * tree-flow.h (struct dataflow_d): Delete.
219 (immediate_use_iterator_d): New. Immediate use iterator struct.
220 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
221 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
222 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
224 (struct stmt_ann_d): Remove dataflow_t from struct.
225 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
226 (if_convertible_phi_p): Use FAST immuse iterator.
227 (if_convertible_loop_p): Don't call compute_immediate_uses.
228 (replace_phi_with_cond_modify_expr): Call update_stmt.
229 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
230 update_stmt_if_modified.
231 (rewrite_all_into_ssa): Initialize ssa operands.
232 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
233 compute_immediate_uses.
234 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
235 ssa_property is available.
236 (execute_one_pass): Change parameters passed to execute_todo.
237 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
238 (remove_ssa_form): Call fini_ssa_operands.
239 (insert_backedge_copies): Delete call to modify_stmt.
240 * tree-phinodes.c (make_phi_node): Initialize use nodes.
241 (release_phi_node): Delink any use nodes before releasing.
242 (resize_phi_node): Relink any use nodes.
243 (remove_phi_arg_num): Delink the use node.
244 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
245 (remove_all_phi_nodes_for): Release phi node first.
246 * tree-pretty-print.c (dump_generic_node): Print stmt address.
247 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
248 (scalarize_use, scalarize_copy): Call update_stmt.
249 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
250 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
251 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
252 (ccp_initialize): Remove call to compute_immediate_uses.
253 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
254 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
256 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
257 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
258 (eliminate_redundant_computations): Call mark_stmt_modified.
259 (cprop_operand): Call mark_stmt_modified.
260 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
261 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
262 (dse_optimize_stmt): Use new immuse interface.
263 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
264 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
265 (substitute_single_use_vars): Use new immuse interface.
266 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
267 and compute_immediate_uses.
268 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
270 (rewrite_mem_refs): Call update_stmt.
271 (determine_lsm): Remove call to compute_imm_uses and free_df.
272 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
273 (try_unroll_loop_completely): Call update_stmt.
274 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
275 (rewrite_use_compare): Call update_stmt.
276 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
277 (rewrite_use) : Call update_stmt.
278 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
279 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
281 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
282 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
283 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
285 (initialize_vuse_operand): New. Initialize a vuse operand.
286 (initialize_v_may_def_operand): New. Initialize a maydef operand.
287 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
288 (finalize_ssa_defs): Use stmt parameter.
289 (correct_use_link): Ensure a use node is in the correct list, and has
290 the correct stmt pointer.
291 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
292 finalize_ssa_v_must_defs): Also initialize use nodes.
293 (finalize_ssa_stmt_operands): Pass extra stmt operands.
294 (build_ssa_operands): Seperate parsing from final operand construction.
295 (parse_ssa_operands): New. Parse entry point for operand building.
296 (swap_tree_operands): New. Swap 2 tree operands.
297 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
299 (get_expr_operands): Call swap_tree_operands when needed.
300 (copy_virtual_operands): Use initialize routines for virtual use ops.
301 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
302 (verify_abort): New. Issue imm_use error.
303 (verify_imm_links): New Verify imm_use links for a var.
304 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
305 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
306 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
307 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
308 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
309 (NULL_USE_OPERAND_P) Define.
310 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
312 (struct vuse_operand_type): New struct.
313 (SET_USE): Call set_ssa_use_from_ptr.
315 (PHI_ARG_INDEX_FROM_USE): Define.
316 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
317 argument via SET_USE, not PHI_ARG_DEF_TREE.
318 * tree-ssa-pre.c (eliminate): Call update_stmt.
319 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
321 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
322 (nearest_common_dominator_of_uses): Use imm_use iterator.
323 (statement_sink_location): Use imm_use iterator and interface.
324 (execute_sink_code): Don't call compute_immediate_uses or free-df.
325 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
326 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
327 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
328 (verify_ssa): Ensure no stmt is marked modify after optimization pass
329 if new parameter is true.
330 (init_tree_ssa): Don't initialize operand cache here.
331 (delete_tree_ssa): Don't destroy operand cache here.
332 (propagate_into_addr): Pass in a use pointer, return true if anything
334 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
335 (check_phi_redundancy): Use imm_use iterator.
336 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
338 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
339 (release_ssa_name): Delink node and all elements in its imm_use list.
340 * tree-tailcall.c (adjust_return_value): Call update_stmt.
341 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
342 * tree-vectorizer.c (need_imm_uses_for): Delete.
343 (vectorize_loops): Dont call compute_immediate_uses or free_df.
344 * tree.h (struct ssa_imm_use_d): Define.
345 (SSA_NAME_IMM_USE_NODE): Define.
346 (struct tree_ssa_name): Add imm_use node.
348 (PHI_ARG_IMM_USE_NODE): Define.
349 (struct phi_arg_d): Add imm_use node.
350 (struct tree_phi_node): Remove struct dataflow_d element.
351 (TDF_STMTADDR): Define.
353 2005-04-05 Dale Johannesen <dalej@apple.com>
355 * doc/invoke.texi (Optimization Options): Remove
356 duplicate -fcse-follow-jumps. Add -fweb.
357 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
358 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
360 2005-04-05 Per Bothner <per@bothner.com>
362 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
363 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
364 (warn_uninit): Get EXPR_LOCUS from context now instead.
365 This fixes a USE_MAPPED_LOCATION testsuite failure.
367 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
369 2005-04-05 Per Bothner <per@bothner.com>
371 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
372 of the artification 'return 0' in main() to BUILTINS_LOCATION.
373 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
376 2004-04-05 Devang Patel <dpatel@apple.com>
378 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
379 (lhsr<mode>3): ... new name.
380 (altivec_vsra<VI_char>): Rename to ..
381 (ashr<mode>3): ... new name.
382 * config/rs6000/rs6000.c (builtin_description): Rename shift
385 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
387 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
388 gen_lowpart_for_combine.
389 * cse.c (gen_lowpart_if_possible): Move...
390 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
392 (gen_lowpart_no_emit_general): Use it.
394 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
396 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
399 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
401 * system.h: Fix typo.
403 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
405 * config/bfin/bfin-modes.def: New file.
406 * config/bfin/bfin-protos.h: New file.
407 * config/bfin/bfin.c: New file.
408 * config/bfin/bfin.h: New file.
409 * config/bfin/bfin.md: New file.
410 * config/bfin/bfin.opt: New file.
411 * config/bfin/crti.s: New file.
412 * config/bfin/crtn.s: New file.
413 * config/bfin/elf.h: New file.
414 * config/bfin/lib1funcs.asm: New file.
415 * config/bfin/predicates.md: New file.
416 * config/bfin/t-bfin: New file.
417 * config/bfin/t-bfin-elf: New file.
418 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
419 Document new attributes.
420 (interrupt, interrupt_handler, saveall): Update documentation for
422 * doc/install.texi (Specific): Add entry for the Blackfin.
423 * doc/invoke.texi (Blackfin Options): New section.
424 * doc/md.texi (Blackfin family): New section to document constraints.
425 * config.gcc: Add bfin*-* and bfin*-elf configurations.
427 2005-04-05 Olivier Hainque <hainque@adacore.com>
429 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
430 match what the system unwinder expects.
431 * config/mips/mips.c (mips_frame_set): If we're saving the return
432 address register and the dwarf return address column number differs
433 from the hard register number, adjust the note reg to refer to the
436 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
438 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
439 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
440 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
441 (processor_type): New enum.
442 (mn10300_processor): New variable.
443 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
444 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
445 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
446 (PROCESSOR_DEFAULT): New macro.
447 * config/mn10300/mn10300.c (mn10300_processor): New variable.
448 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
449 (mn10300_handle_option, mn10300_override_options): New functions.
450 * config/mn10300/mn10300.opt: New file.
452 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
453 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
455 PR tree-optimization/19903
456 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
457 that don't fit in their type after conversion.
459 2005-04-05 Uros Bizjak <uros@kss-loka.si>
462 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
463 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
464 Allocate local stack slots here. Set ix86_optimize_mode_switching.
465 flag here. Implement using define_insn_and_split.
466 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
467 (frndintxf2_mask_pm_i387): New insn patterns.
468 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
469 Do not set ix86_optimize_mode_switching flag.
470 (ceilsf2, ceildf2, ceilxf2): Same.
471 (btruncsf2, btruncdf2, btruncxf2): Same.
472 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
474 2005-04-05 Ian Lance Taylor <ian@airs.com>
477 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
478 i386_pe_record_external_function.
479 (i386_pe_record_external_function): Update declaration.
480 * config/i386/winnt.c (struct extern_list): Add decl field.
481 (i386_pe_record_external_function): Add decl parameter.
482 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
484 * config/i386/i386-protos.h (i386_pe_record_external_function):
487 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
489 * config/m68k/m68k-protos.h: Add a prototype for
490 valid_dbcc_comparison_p_2.
491 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
492 extend_operator, const_uint32_operand, const_sint32_operand,
493 general_src_operand, nonimmediate_src_operand,
494 memory_src_operand, post_inc_operand, pre_dec_operand,
495 pcrel_address): Move to predicates to predicates.md.
496 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
497 * config/m68k/m68k.md: Include predicates.md.
498 * config/m68k/predicates.md: New.
500 2005-04-04 Roger Sayle <roger@eyesopen.com>
502 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
504 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
506 2005-04-04 Ian Lance Taylor <ian@airs.com>
508 * c-typeck.c (struct c_switch): Rename switch_stmt field to
510 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
511 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
512 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
513 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
514 * c-common.c (c_do_switch_warnings_1): New static function broken
515 out of c_do_switch_warnings.
516 (c_do_switch_warnings): Call c_do_switch_warnings_1.
517 (c_do_switch_expr_warnings): New function.
518 * c-common.h (c_do_switch_expr_warnings): Declare.
520 2005-04-04 David Edelsohn <edelsohn@gnu.org>
521 Daniel Jacobowitz <dan@codesourcery.com>
523 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
525 * rtlanal.c (may_trap_p): Same.
527 2005-04-04 Dale Johannesen <dalej@apple.com>
529 * ChangeLog: remove reference to ChangeLog.12.
531 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
533 CRIS epilogue as RTL.
534 * config/cris/cris.md: Change all 0 in unspec 0 to
536 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
537 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
539 ("return"): Change to define_expand. Call cris_expand_return for
541 ("*return_expanded"): New pattern.
542 ("epilogue"): New define_expand.
543 * config/cris/cris.h (PREDICATE_CODES): Add
544 cris_load_multiple_op.
545 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
547 (enum cris_retinsn_type): New.
548 (struct machine_function): New member return_type.
549 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
550 (cris_target_asm_function_epilogue): Remove, moving RTLified
552 (cris_expand_epilogue): New function.
553 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
554 (cris_gen_movem_load, cris_load_multiple_op)
555 (cris_return_address_on_stack_for_return, cris_expand_return): New
557 (cris_target_asm_function_prologue)
558 (cris_initial_frame_pointer_offset): Call
559 cris_reg_saved_in_regsave_area instead of complicated expression.
560 Call cris_return_address_on_stack instead of an expression.
561 (cris_print_operand) <case 'o', case 'O'>: New cases.
562 (cris_return_address_on_stack): Change return-type to bool.
563 (cris_simple_epilogue): Ditto. Return false if registers are
565 * config/cris/cris-protos.h (cris_simple_epilogue)
566 (cris_return_address_on_stack): Adjust prototype return type.
567 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
568 (cris_return_address_on_stack_for_return): New prototypes.
570 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
572 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
573 gpr_or_int12_operand.
575 * config/frv/frv-protos.h: Add a prototype to
576 frv_legitimate_memory_operand and frv_const_unspec_p.
577 (frv_unspec): Move from frv.c.
578 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
579 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
580 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
581 gpr_or_fpr_operand, gpr_or_int12_operand,
582 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
583 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
584 int6_operand, int5_operand, uint5_operand, uint4_operand,
585 uint1_operand, int_2word_operand, uint16_operand,
586 upper_int16_operand, integer_register_operand,
587 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
588 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
589 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
590 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
591 move_destination_operand, movcc_fp_destination_operand,
592 frv_function_symbol_referenced_p, move_source_operand,
593 condexec_dest_operand, condexec_source_operand,
594 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
595 const_unspec_operand, gpr_or_memory_operand,
596 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
597 icc_operand, fcc_operand, cc_operand, icr_operand,
598 fcr_operand, cr_operand, call_operand, sibcall_operand,
599 symbolic_operand, relational_operator,
600 integer_relational_operator, float_relational_operator,
601 ccr_eqne_operator, minmax_operator,
602 condexec_si_binary_operator, condexec_si_media_operator,
603 condexec_si_divide_operator, condexec_si_unary_operator,
604 condexec_sf_conv_operator, condexec_sf_add_operator,
605 condexec_memory_operand, intop_compare_operator, acc_operand,
606 even_acc_operand, quad_acc_operand, accg_operand: Move to
608 * config/frv/frv.h (PREDICATE_CODES): Remove.
609 * config/frv/frv.md: Include predicates.md.
610 * config/frv/predicates.md: New.
612 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
615 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
616 * tree-ssa-loop-ivopts.c: Include langhooks.h.
617 (add_standard_iv_candidates_for_size): New function, extracting code
618 from add_standard_iv_candidates and parameterizing it by type size.
619 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
621 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
623 * system.h (GCOV_SIZE_TYPE): Unposion.
624 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
625 (GCOV_TYPE_SIZE): ...this new macro.
626 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
627 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
628 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
629 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
630 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
631 instead of unsigned_intSI_type_node.
632 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
633 (rtl_gen_one_value_profiler_no_edge_manipulation)
634 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
635 * value-prof.c: Include coverage.h.
637 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
638 Diego Novillo <dnovillo@redhat.com>
640 Fix PR tree-optimization/20703
641 Fix PR tree-optimization/20725
643 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
644 (create_expression_by_pieces): Ditto.
645 (valid_in_set): Ditto. Also handle tcc_declaration.
646 (find_or_generate_expression): Handle comparison class.
647 (insert_into_preds_of_block): Ditto.
649 (create_value_expr_from): Handle comparison class, recursively
650 handle reference nodes.
651 (compute_avail): Handle comparison classes, rewrite a little cleaner.
652 (execute_pre): Fix spacing.
653 (do_fre): Renamed to execute_fre.
655 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
657 * doc/invoke.texi (SPARC options): Document that
658 -mlittle-endian is not supported on Linux either.
660 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
664 * config.gcc (Obsolete configurations): Remove
665 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
666 (sparclite-*-coff*): Delete.
667 (sparclite-*-elf*): Likewise.
668 (sparc86x-*-elf*): Likewise.
669 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
670 * config/sparc/lite.h: Delete.
671 * config/sparc/litecoff.h: Likewise.
672 * config/sparc/liteelf.h: Likewise.
673 * config/sparc/sp86x-elf.h: Likewise.
674 * config/sparc/t-sparclite: Likewise.
675 * config/sparc/t-sp86x: Likewise.
677 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
679 * config/s390/s390-protos.h: (s390_comparison,
680 s390_alc_comparison, s390_slb_comparison, const0_operand,
681 consttable_operand, larl_operand, s_operand,
682 shift_count_operand, bras_sym_operand, load_multiple_operation,
683 store_multiple_operation, s390_plus_operand): Remove prototypes.
684 (s390_legitimate_address_without_index_p): New prototype.
685 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
687 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
688 const0_operand, consttable_operand, larl_operand, s_operand,
689 shift_count_operand, bras_sym_operand, load_multiple_operation,
690 store_multiple_operation, s390_plus_operand): Move to
692 (check_mode): Remove.
693 (s390_branch_condition_mask): Remove 'static'. Move prototype to
695 (s390_legitimate_address_without_index_p): New.
696 * config/s390/s390.h (PREDICATE_CODES): Remove.
697 * config/s390/s390.md: Include predicates.md.
698 * config/s390/predicates.md: New.
700 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
703 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
704 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
705 (NEED_INDICATE_EXEC_STACK): Define to 1.
706 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
707 (NEED_INDICATE_EXEC_STACK): Define to 1.
708 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
709 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
710 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
711 (pic_helper_emitted_p): New global.
712 (emit_pic_helper): New function extracted from...
713 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
714 Do not call emit_pic_helper if delay_pic_helper is true.
715 (sparc_expand_prologue): Pass 'false' to load_pic_register.
716 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
717 (sparc_file_end): New function.
719 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
721 * config/mcore/mcore-protos.h: Remove the prototypes for
722 mcore_arith_reg_operand, mcore_general_movsrc_operand,
723 mcore_general_movdst_operand, mcore_reload_operand,
724 mcore_arith_J_operand, mcore_arith_K_operand,
725 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
726 mcore_arith_K_S_operand, mcore_arith_imm_operand,
727 mcore_arith_any_imm_operand, mcore_arith_O_operand,
728 mcore_literal_K_operand, mcore_addsub_operand,
729 mcore_compare_operand, mcore_load_multiple_operation,
730 mcore_store_multiple_operation, mcore_call_address_operand.
731 Add a prototype for const_ok_for_mcore.
732 * config/mcore/mcore.c (mcore_call_address_operand,
733 mcore_general_movsrc_operand, mcore_general_movdst_operand,
734 mcore_arith_reg_operand, mcore_reload_operand,
735 mcore_arith_J_operand, mcore_arith_K_operand,
736 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
737 mcore_arith_M_operand, mcore_arith_imm_operand,
738 mcore_arith_any_imm_operand, mcore_arith_O_operand,
739 mcore_literal_K_operand, mcore_addsub_operand,
740 mcore_compare_operand, mcore_load_multiple_operation,
741 mcore_store_multiple_operation): Move to predicates.md.
742 (const_ok_for_mcore): Export.
743 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
744 * config/mcore/mcore.md: Include predicates.md.
745 * config/mcore/predicates.md: New.
747 * config/mcore/predicates.md: Fix a comment typo.
749 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
750 Adrian Straetling <straetling@de.ibm.com>
752 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
753 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
754 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
756 ("imul"): Removed from "type" attribute.
757 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
758 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
759 Changed type to imulsi.
760 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
762 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
764 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
765 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
766 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
767 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
768 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
769 (TARGET_SWITCHES, mcore_stack_increment_string)
770 (TARGET_OPTIONS): Delete.
771 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
772 than *_BIT constants.
773 (TARGET_8ALIGN): #undef old definition before redefining to 1.
774 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
775 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
776 (mcore_override_options): Delete mcore_stack_increment code.
777 Change use of M340_BIT to MASK_M340.
778 * config/mcore/mcore.opt: New file.
780 2005-04-04 Ian Lance Taylor <ian@airs.com>
782 * config/arm/arm.c (replace_symbols_in_block): Remove static
785 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
787 * config/fr30/fr30-protos.h: Remove the prototypes for
788 stack_add_operand, add_immediate_operand,
789 high_register_operand, low_register_operand, call_operand,
790 di_operand, and nonimmediate_di_operand.
791 * config/fr30/fr30.c (stack_add_operand,
792 add_immediate_operand, high_register_operand,
793 low_register_operand, call_operand, di_operand,
794 nonimmediate_di_operand): Move to predicates.md.
795 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
796 * config/fr30/fr30.md: Include predicates.md.
797 * config/fr30/predicates.md: New.
799 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
800 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
801 mcore_call_address_operand.
803 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
804 general_movsrc_operand.
806 2005-04-04 Alan Modra <amodra@bigpond.net.au>
808 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
811 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
814 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
817 2005-04-04 Richard Henderson <rth@redhat.com>
818 Jakub Jelinek <jakub@redhat.com>
820 PR rtl-optimization/16104
821 * fold-const.c (fold_unary): Fix folding of vector conversions.
823 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
825 * config.gcc (xstormy16-*-elf): Set extra_options.
826 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
827 * config/stormy16/stormy16.opt: New file.
829 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
831 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
832 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
833 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
834 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
835 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
836 (TARGET_UNIX_ASM): Delete.
837 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
838 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
839 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
840 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
841 * config/pdp11/pdp11.opt: New file.
843 2005-04-03 Roger Sayle <roger@eyesopen.com>
844 Alexandre Oliva <aoliva@redhat.com>
847 * fold-const.c (non_lvalue): Split tests into...
848 (maybe_lvalue_p): New function.
849 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
850 C++ front-end prior to lowering into gimple form.
852 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
854 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
855 BUILT_IN_STRNCASECMP): New.
856 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
859 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
862 * arm.md (addsi3_compare0_for_combiner): Delete.
863 (addsi3_compare0_scratch_for_combiner): Delete.
864 (cmpsi_neg_shiftsi): Delete.
865 (compare_negsi_si): New pattern.
866 (cmpsi_negshiftsi_si): New pattern.
867 (negated_cbranchsi4): Restrict to equality_operator.
869 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
872 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
874 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
877 * doc/install.texi: Fix a typo.
879 2005-04-03 Steven Bosscher <stevenb@suse.de>
882 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
883 a computed goto if the edge to the computed goto block has
884 incoming abnormal edges. Clarify how the function works.
886 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
888 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
889 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
890 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
891 hash_scan_set, reg_set_between_after_reload_p,
892 reg_used_between_after_reload_p, get_avail_load_store_reg,
893 eliminate_partially_redundant_load): Likewise.
894 * postreload.c (reload_cse_simplify_set,
895 reload_combine_note_use): Likewise.
896 * predict.c (predict_insn, expected_value_to_br_prob,
897 propagate_freq, expensive_function_p): Likewise.
898 * print-rtl.c (print_rtx): Likewise.
899 * profile.c (instrument_edges, instrument_values,
900 compute_branch_probabilities, branch_prob, union_groups,
901 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
902 * protoize.c (in_system_include_dir, file_could_be_converted,
903 file_normally_convertible, gen_aux_info_file, seek_to_line,
904 do_cleaning): Likewise.
905 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
906 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
907 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
909 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
911 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
912 * modulo-sched.c (undo_replace_buff_elem): New structure.
913 (kernel_number_of_cycles, ps_unschedule_node,
914 undo_generate_reg_moves,free_undo_replace_buff,
915 undo_permute_partial_schedule, loop_single_full_bb_p,
916 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
917 build_loops_structure, get_sched_window): New.
918 (generate_reg_moves): Return undo_replace_buff_elem and other
920 (generate_prolog_epilog): Remove old loop versioning.
921 (sms_schedule): Use loop information and loop_version.
922 (sms_schedule_by_order): Split part of it to get_sched_window.
923 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
924 cfg_layout_finalize and free_dominance_info before/after SMS.
926 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
928 * cfghooks.c (lv_flush_pending_stmts,
929 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
930 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
931 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
932 lv_add_condition_to_bb,
933 lv_adjust_loop_header_phi, extract_cond_bb_edges,
934 flush_pending_stmts): New in cfg_hooks structure.
935 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
936 extract_cond_bb_edges, lv_adjust_loop_header_phi,
937 lv_add_condition_to_bb): New declarations.
938 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
940 (loop_version): Declare.
941 * cfgloopmanip.c (cfghooks.h): Include.
942 (duplicate_loop_to_header_edge): Change return type to bool.
943 (loop_version, lv_adjust_loop_entry_edge): Move here.
944 * cfgrtl.c (cfgloop.h): Include.
945 (rtl_verify_flow_info_1): Fix.
946 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
947 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
949 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
950 tree_lv_add_condition_to_bb): New.
951 (tree_cfg_hooks): Add new hooks to initialization.
952 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
953 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
955 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
957 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
958 xstormy16_below100_or_register,
959 xstormy16_splittable_below100_or_register, and
960 nonimmediate_nonstack_operand.
962 * config/stormy16/stormy16-protos.h: Remove the prototypes for
963 xstormy16_ineqsi_operator, equality_operator,
964 inequality_operator, shift_operator,
965 xstormy16_below100_operand, xstormy16_below100_or_register,
966 xstormy16_splittable_below100_or_register,
967 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
968 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
969 equality_operator, inequality_operator,
970 xstormy16_below100_operand, xstormy16_below100_or_register,
971 xstormy16_splittable_below100_or_register,
972 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
973 nonimmediate_nonstack_operand, shift_operator): Move to
975 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
976 * config/stormy16/stormy16.md: Include predicates.md.
977 * config/stormy16/predicates.md: New.
979 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
981 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
982 small_int, large_int, reg_or_0_operand, simple_memory_operand,
983 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
984 move_operand, power_of_2_operand): Move to predicates.md.
985 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
986 PREDICATE_CODE): Remove.
987 * config/iq2000/iq2000.md: Include predicates.md.
988 * config/iq2000/predicates.md: New.
990 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
992 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
993 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
994 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
995 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
996 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
997 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
998 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
999 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1000 (TARGET_M68HC11): Delete.
1001 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1002 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1003 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1004 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1005 (nb_soft_regs): Delete.
1006 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1007 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1008 and MASK_M6812 being set simultaneously. Change the code that sets
1009 the default m68hc11_soft_reg_count to use integers instead of strings.
1010 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1011 m68hc11_soft_reg_count (which now has an int type) as the number
1013 * config/m68hc11/m68hc11.opt: New file.
1015 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1017 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1018 fp_displacement_operand, sp_displacement_operand.
1020 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1022 Remove the prototypes for tst_operand, cmp_operand,
1023 stack_register_operand, d_register_operand,
1024 hard_addr_reg_operand, splitable_operand,
1025 m68hc11_logical_operator, m68hc11_arith_operator,
1026 m68hc11_non_shift_operator, m68hc11_shift_operator,
1027 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1028 non_push_operand, hard_reg_operand, and
1029 reg_or_some_mem_operand.
1030 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1032 (tst_operand, cmp_operand, non_push_operand,
1033 splitable_operand, reg_or_some_mem_operand,
1034 stack_register_operand, d_register_operand,
1035 hard_addr_reg_operand, hard_reg_operand,
1036 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1037 m68hc11_arith_operator, m68hc11_non_shift_operator,
1038 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1040 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1041 * config/m68hc11/m68hc11.md: Include predicates.md.
1042 * config/m68hc11/predicates.md: New.
1044 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1047 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1048 change checked in along with 2005-03-03's patch for debug/20253.
1049 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1050 (remap_decl): Insert type decl in map earlier.
1052 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1054 PR tree-optimization/20640
1055 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1056 post-dominator if it has phi nodes.
1057 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1058 before dead statements.
1060 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1063 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1065 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1067 PR rtl-optimization/20290
1068 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1069 in every iteration if the entry point is the exit test.
1071 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1073 * config/cris/cris.md (attribute "length"): Define.
1075 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1077 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1078 (word_offset_memref_operand): New.
1079 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1080 (indexed_or_indirect_operand): Delete.
1081 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1082 (indexed_or_indirect_operand): Delete.
1084 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1087 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1090 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1091 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1093 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1095 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1097 2005-04-01 Ian Lance Taylor <ian@airs.com>
1099 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1100 (rus, prus): Remove static variables.
1101 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1102 (process_command): Permit report_times and use_pipes together.
1104 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1106 * c-decl.c (validate_proto_after_old_defn): Look at
1107 TYPE_MAIN_VARIANT of argument types.
1109 2005-04-01 Paul Brook <paul@codesourcery.com>
1111 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1112 (arm_output_function_epilogue): Allow call_via_SP.
1113 (thumb_call_via_reg, arm_file_end): Ditto.
1114 * config/arm/arm.h (struct machine_function): Include space for SP.
1115 (thumb_call_via_label): Update declaration.
1117 2005-04-01 Ian Lance Taylor <ian@airs.com>
1119 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1120 doing a peephole optimization, once again put any notes in the
1123 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1125 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1127 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1129 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1130 (block_alloc, find_free_reg): Likewise.
1131 * loop-doloop.c (doloop_modify): Likewise.
1132 * loop-invariant.c (record_use): Likewise.
1133 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1134 get_iv_value, canon_condition, eliminate_implied_condition,
1135 eliminate_implied_condition, simplify_using_initial_values,
1136 shorten_into_mode, canonicalize_iv_subregs,
1137 iv_number_of_iterations): Likewise.
1138 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1139 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1140 unswitch_loop): Likewise.
1141 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1142 move_movables, replace_call_address, find_and_verify_loops,
1143 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1144 record_giv, final_giv_value, general_induction_var,
1145 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1146 loop_giv_dump): Likewise.
1148 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1149 GCOV_CHECK_WRITING): Remove.
1150 (gcov_position, gcov_rewrite): Use gcc_assert.
1151 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1152 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1153 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1156 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1158 * tree-inline.c: Fix a typo.
1160 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1162 * configure.ac (enable-checking): Explicitly set all variables for
1163 collective switch values. Alphabetize variables. Rename
1164 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1166 * doc/install.texi (enable-checking): Update documentation.
1167 * configure: Rebuilt.
1169 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1171 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1174 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1176 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1177 Also reject cases where this pattern will cause load delay stalls
1178 unless optimizing for size and it will produce a shorter sequence.
1179 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1180 variants to avoid pre-adjusting the base when possible.
1182 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1184 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1185 the frame and argument pointers.
1186 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1187 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1188 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1189 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1190 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1191 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1193 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1195 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1196 with entry for selectany attribute.
1197 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1199 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1200 (i386_pe_asm_named_section): Handle sections generated by
1201 selectany attribute.
1202 * doc/extend.texi (selectany): Document attribute.
1204 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1205 Jan Hubicka <jh@suse.cz>
1207 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1208 to fix addresses involving EBP and ESP.
1209 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1210 for SUBREGed registers.
1211 (legitimate_address_p): Accept SUBREGed registers.
1213 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1216 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1217 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1220 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1222 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1224 2005-04-01 James E Wilson <wilson@specifixinc.com>
1227 * dwarf2out.c (rtl_for_decl_init): New function.
1228 (rtl_for_decl_location): Extracted from here.
1229 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1230 add_const_value_attribute. Delete initializer_constant_valid_p call.
1232 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1234 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1235 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1236 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1237 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1238 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1239 config/i386/i386.md, config/rs6000/predicates.md,
1240 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1241 config/s390/s390.c, config/stormy16/stormy16.c,
1242 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1245 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1248 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1249 COND_EXPR and CALL_EXPR.
1251 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1254 * genautomata.c (first_cycle_unit_presence): Check all alternative
1255 states for unit presence.
1257 * doc/md.texi: Remove remark about impossibility to query unit
1258 presence in non nondeterministic automaton state.
1260 * config/ia64/ia64.c (get_template): Change order of unit querying.
1262 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1264 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1267 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1269 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1270 flag for edges outside any loops.
1272 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1274 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1276 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1278 * tree-ssa-alias.c: Follow spelling conventions.
1279 * doc/tree-ssa.texi: Fix a typo.
1281 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1283 * postreload-gcse.c: Include target.h.
1284 (gcse_after_reload_main): Return early if we cannot modify jumps.
1285 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1287 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1289 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1290 expensive operations.
1292 2005-03-31 Ian Lance Taylor <ian@airs.com>
1294 * collect2.c (lderrout): New variable.
1295 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1296 if it is set, to stderr.
1297 (handler): Unlink lderrout if it is set.
1298 (dump_file): Add "to" parameter. Change all callers.
1299 (main): Initialize lderrout.
1300 (collect_execute): Add errname parameter. Change all callers.
1301 Rename redir parameter to outname. Never pass
1302 PEX_STDERR_TO_STDOUT to pex_run.
1303 * collect2.h (collect_execute, dump_file): Update declarations.
1304 * tlink.c (tlink_execute): Add errname parameter. Change all
1306 (do_tlink): Check lderrout as well as ldout.
1308 2005-03-31 Caroline Tice <ctice@apple.com>
1310 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1311 (bb-reorder.o): Add errors.h to list of requirements.
1312 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1313 profiledbootstrap flags.
1314 * bb-reorder.c (errors.h): Add new include.
1315 (struct bbro_basic_block_data_def): Add new field, in_trace.
1316 (add_unlikely_executed_notes): Remove function.
1317 (mark_bb_for_unlikely_executed_section): Remove function.
1318 (insert_section_boundary_note): New function.
1319 (verify_hot_cold_block_grouping): New function.
1320 (push_to_next_round_p): Remove variables and tests that push all
1321 cold blocks to last round.
1322 (find_traces): Remove code that added extra round of trace finding
1323 when doing partitioning.
1324 (find_traces_1_round) : Remove variable last_round; add code to
1325 update new struct field, in_trace; correct trace_length where it was
1326 incorrect before (after call to copy_bb); change code that pushed all
1327 cold blocks to last round. Instead verify that all blocks going into
1328 a trace belong in the same partition.
1329 (connect_traces): Modify to connect the traces in two passes, if the
1330 function contains both hot and cold blocks. The first pass connects
1331 all the traces for blocks in the partition that the first block in
1332 the function belongs to; the second pass connnects all the traces
1333 containing blocks that belong in the other partition.
1334 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1335 code that automatically put the first block in a function into the
1336 hot partition if the function had any hot blocks.
1337 (fix_crossing_unconditional_branches): Check number of succ edges
1338 before attempting to get one.
1339 (fix_edges_for_rarely_executed_code): Update comment describing
1341 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1342 remove call to add_unlikely_executed_notes; add call to
1343 verify_hot_cold_block_grouping.
1344 (duplicate_computed_gotos): Don't change computed goto if it's a
1346 (partition_hot_cold_basic_blocks): Update function comment.
1347 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1349 (try_forward_edges): Likewise.
1350 (merge_blocks_move_predecessor_nojumps): Likewise.
1351 (merge_blocks_move_successor_nojumps): Likewise.
1352 (merge_blocks_move): Likewise.
1353 (try_crossjump_bb): Likewise.
1354 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1355 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1356 notes to cold bb's; remove call to update_unlikely_executed_notes.
1357 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1358 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1359 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1360 function declaration.
1361 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1363 (rtl_can_merge_blocks): Remove redundancy from condition.
1364 (try_redirect_by_replacing_jump): Likewise.
1365 (force_nonfallthru_and_redirect): Remove code for adding
1366 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1367 (commit_one_edge_insertion): Likewise.
1368 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1369 * dbxout.c (FORCE_TEXT): Replace function_section with
1370 current_function_section.
1371 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1372 function, switch_text_section.
1373 (struct xcoff_debug): Likewise.
1374 (dbxout_function_end): Add code to put out label diffs for both
1375 hot and cold sections.
1376 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1377 for new debug_hooks funciton, switch_text_section..
1378 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1379 switch_text_section.
1380 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1381 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1382 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1383 dw_fde_switched_sections.
1384 (output_call_frame_info): Add test to see if function switches text
1385 sections in the middle; if so, use appropriate extra hot and cold
1386 section labels to compute size deltas for the hot and cold sections.
1387 (dwarf2out_begin_prologue): Add code to initialize new fields in
1389 (dwarf2out_switch_text_section): New function (invoked through
1390 debug_hook); updates new fields in dw_fde_struct appropriately and
1391 increments separate_line_info_table_in_use.
1392 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1393 dwarf2out_switch_text_section.
1394 (struct var_loc_node): Add new field, section_label.
1395 (output_aranges): Add code to check whether in hot or cold section and
1396 use the appropriate label in calculating deltas.
1397 (output_ranges): Likewise.
1398 (output_line_info): Add code to check which section we're in and
1399 use appropriate hot/cold label.
1400 (add_location_or_constant_value_attribute): Likewise.
1401 (gen_subprogam_die): Modify arange attributes to use correct labels.
1402 (dwarf2out_begin_block): Change call to function_section into call to
1403 current_function_section.
1404 (dwarf2out_end_block): Likewise.
1405 (dwarf2out_source_line): Likewise.
1406 (dwarf2out_var_location): Add code to check whether in hot or cold
1407 section and use the appropriate label.
1408 * except.c (output_function_exception_table): Change call to
1409 function_section into call to current_function_section.
1410 * final.c (profile_function): Likewise.
1411 (scan_ahead_for_unlikely_executed_note): Remove function.
1412 (final_scan_insn): Remove calls to
1413 scan_ahead_for_unlikely_executed_note, and related code for switching
1414 to cold section, except for the single time
1415 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1416 debug_hooks->switch_text_sections; replace appropriate calls to
1417 function_section with calls to current_function_section.
1418 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1419 test_bb to condition.
1420 (find_if_case_2): Likewise.
1421 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1422 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1423 * opts.c (decode_options): Change warning about hot/cold partitioning
1424 with exceptionss to inform (so as not to cause bootstrap failures);
1425 remove warning about partitioning with DWARF debug info.
1426 * output.h (current_function_section): Add new function decl.
1427 (insert_section_boundary_note): Likewise.
1428 (enum in_section): Move this declaration here from varasm.c.
1429 (unlikely_section_label): Likewise.
1430 (unlikely_text_section_name): Likewise.
1431 (last_text_section_name): New global variable.
1432 (last_text_section): Likewise.
1433 (hot_section_label): Likewise.
1434 (hot_section_end_label): Likewise.
1435 (cold_section_end_label): Likewise.
1436 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1437 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1438 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1439 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1440 insn from consideration.
1441 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1442 switch_text_section.
1443 * varasm.c (basic-block.h): Add new include.
1444 (unlikely_section_label_printed): Remove global variable.
1445 (unlikely_section_label): Make global variable not be static any more.
1446 (unlikely_text_section_name): Likewise.
1447 (hot_section_end_label): New global variable (not static)
1448 (first_function_block_is_cold): Likewise.
1449 (hot_section_label): Likewise.
1450 (cold_section_end_label): Likewise..
1451 (last_text_section): New global variable, not static.
1452 (last_text_section_name): New global variable, not static.
1453 (initialize_cold_section_name): New function.
1454 (enum in_section): Move declaration to output.h.
1455 (text_section): Update last_text_section.
1456 (unlikely_text_section): Replace code to determine cold section name
1457 with call to initialize_cold_section_name; Add code to update
1458 last_text_section; remove code for printing out label.
1459 (named_section_real): Add code to update last_text_section and
1460 last_text_section_name as appropriate.
1461 (function_section): Change test for 'unlikely' to depend on
1462 first_function_block_is_cold (moved old test to
1463 current_function_section).
1464 (current_function_section): New function.
1465 (assemble_start_function): Move code that frees
1466 unlikely_text_section_name; initialize hot_section_end_label;
1467 print hot and cold section labels at the start of the function;
1468 set first_function_block_is_cold, if appropriate; initialize l
1469 ast_text_section; add call to insert_section_boundary_note.
1470 (assemble_end_function): Add code to write out hot and cold section
1472 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1473 switch_text_section.
1474 * config/darwin.c (machopic_select_section): Replace incorrect
1475 function in base_funs; update reloc for cold sections if necessary.
1476 * config/darwin.h (SECTION_FUNCTION): Add code to update
1477 last_text_section if appropriate.
1478 (text_unlikely_section): Remove.
1479 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1480 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1481 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1482 partitioning for this architecture.
1484 2005-03-31 Olivier Hainque <hainque@adacore.com>
1486 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1487 defined and non-zero.
1489 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1492 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1495 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1498 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1499 label operand. Remove (use (unspec..)). Don't emit a label on
1501 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1502 generate inline label for load_toc_v4_PIC_1b.
1503 (rs6000_emit_load_toc_table): Likewise.
1505 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1507 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1508 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1510 2005-03-29 Devang Patel <dpatel@apple.com>
1512 * tree-sra.c (decide_block_copy): Disable scalarization of
1515 2005-03-30 Stuart Hastings <stuart@apple.com>
1516 Dale Johannesen <dalej@apple.com>
1518 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1519 * print-tree.c (print_node): Add case STATEMENT_LIST.
1521 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1523 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1524 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1525 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1526 is given with "powerpc64*" or "all", or when --with-cpu chooses
1529 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1532 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1533 gen_lexical_block_die.
1534 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1536 2005-03-31 Jan Hubicka <jh@suse.cz>
1538 2004-11-02 Jan Hubicka <jh@suse.cz>
1540 * cgraph.c (cgraph_varpool_node_name): New function.
1541 (dump_cgraph_varpool_node): New function.
1542 (dump_varpool): New function.
1543 * cgraphunit.c (cgraph_optimize): Dump varpool.
1545 2004-10-16 Jan Hubicka <jh@suse.cz>
1547 * cgraph.c (decide_is_variable_needed): New function.
1548 (cgraph_varpool_finalize_decl): Use it.
1549 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1551 * final.c (output_addr_const): Do not call mark_referenced.
1552 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1553 always go via cgraph.
1554 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1555 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1556 * tree-optimize.c (execute_inline): Mark functions called.
1557 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1559 2004-10-11 Jan Hubicka <jh@suse.cz>
1561 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1562 (cgraph_varpool_last_needed_node): New static variable.
1563 (enqueue_needed_varpool_node): Break out from ...; add items to the
1564 end of queue; update first pointers.
1565 (cgraph_varpool_mark_needed_node): ... here.
1566 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1567 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1568 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1569 (cgraph_varpool_first_unanalyzed_node): Declare.
1570 * cgraphunit.c: Include output.h.
1571 (cgraph_varpool_analyze_pending_decls): New function.
1572 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1573 for errors, analyze pending decls.
1574 (cgraph_finalize_compilation_unit): Only analyze decls.
1575 (cgraph_optimize): Assemble the decls after expanding.
1577 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1579 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1580 subvars get marked properly in tags for grouping.
1581 (add_pointed_to_var): Mark only actual pointed to
1582 variables/subvars in addresses needed.
1583 (create_overlap_variables_for): Clear call clobbered on original
1585 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1586 addresable vars with subvars into list.
1587 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1590 2005-03-30 Richard Henderson <rth@redhat.com>
1592 * cgraph.h (struct cgraph_node): Add alias.
1593 * varasm.c (assemble_alias): Set it.
1594 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1595 avoid calling cgraph_expand_function.
1597 2005-03-30 Tom Tromey <tromey@redhat.com>
1599 * tree.def (FILE_TYPE): Removed.
1600 * typeclass.h (enum type_class): Removed file_type_class.
1601 * dwarf2out.c (is_base_type): Updated.
1602 (gen_type_die): Likewise.
1603 * dbxout.c (dbxout_type): Updated.
1604 * builtins.c (type_to_class): Updated.
1605 * tree.c (type_contains_placeholder_1): Updated.
1606 * config/sparc/sparc.c (sparc_type_code): Updated.
1607 * config/ia64/ia64.c (hfa_element_mode): Updated.
1608 * expr.c (count_type_elements): Updated.
1609 * stor-layout.c (layout_type): Updated.
1610 * tree-inline.c (remap_type): Updated.
1611 * tree-pretty-print.c (dump_generic_node): Updated.
1613 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1615 * builtins.c (expand_builtin_powi): Fix mode of
1616 2nd argument to match int.
1617 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1618 2nd argument type to int.
1619 * libgcc2.c: Change prototype of __powi* functions to use
1622 2005-03-30 Dale Johannesen <dalej@apple.com>
1625 * calls.c (expand_call): Flush pending deferrals before
1628 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1632 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1633 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1634 c_label_context, label_context_stack): New.
1635 * c-decl.c (define_label): Check for jumps into statement
1636 expressions. Add label to list of defined labels.
1637 (start_function): Push context on label_context_stack.
1638 (finish_function): Pop context from label_context_stack.
1639 * c-typeck.c (label_context_stack): New.
1640 (c_finish_goto_label): Check for jumps into statement
1641 expressions. Add label to list of jumped to labels.
1642 (struct c_switch): Add blocked_stmt_expr.
1643 (c_start_case): Initialize it.
1644 (do_case): Check it.
1645 (c_finish_case): Verify !blocked_stmt_expr.
1646 (c_begin_stmt_expr): Push context on label_context_stack.
1647 Increment blocked_stmt_expr. Mark labels jumped to from outside
1649 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1650 defined in the statement expression and no longer jumpable to.
1651 Mark labels jumped to from just outside the statement expression
1652 as again definable. Pop context from label_context_stack.
1653 * doc/extend.texi (Statement Exprs): Update.
1655 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1658 * c-decl.c (start_function): Check for old_decl being
1661 2005-03-30 Ian Lance Taylor <ian@airs.com>
1663 * final.c (final): Remove prescan parameter. Change all callers.
1664 (final_scan_insn): Remove prescan parameter. Change all callers.
1666 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1668 * tree-vectorizer.c: Fix comment typos.
1670 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1672 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1673 as soon as a chrec_dont_know is detected.
1675 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1677 Merge from csl-arm-branch.
1678 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1680 * tlink.c (recompile_files): Do not assume that "rename" can
1681 overwrite an existing file.
1683 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1685 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1686 * gcc/configure: Regenerate.
1688 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1690 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1692 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1694 * calls.c (struct arg_data): Update "partial" comment.
1695 (load_register_parameters): Update "nregs" comment.
1697 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1699 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1700 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1701 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1702 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1703 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1704 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1705 than target_flags & 0.
1706 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1707 (iq2000_arch, iq2000_parse_cpu): Delete.
1708 (TARGET_HANDLE_OPTION): Override default.
1709 (iq2000_handle_option): New function.
1710 (override_options): Remove -march= and -mcpu= handling.
1711 * config/iq2000/iq2000.opt: New file.
1713 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1715 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1716 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1717 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1718 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1719 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1720 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1721 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1722 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1723 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1724 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1725 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1726 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1727 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1728 (TARGET_OPTIONS): Delete.
1729 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1730 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1731 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1732 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1733 (c4x_cpu_version_string): Delete.
1734 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1735 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1736 equivalent -mcpu= option.
1737 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1738 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1739 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1740 or clearing the appropriate MASK_* bit.
1741 (c4x_file_start): Use c4x_cpu_version.
1742 * config/c4x/c4x.opt: New file.
1744 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1746 * doc/options.texi: Document the new MaskExists flag.
1747 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1748 if the option has the MaskExists flag.
1750 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1752 * opt-functions.awk (flag_set_p, test_flag): New functions.
1753 (switch_flags): Use them.
1754 * opth-gen.awk: Use flag_set_p to check for flags.
1755 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1757 2005-03-30 Ian Lance Taylor <ian@airs.com>
1759 * config.host (i[34567]86-*-mingw32*): Don't set
1760 host_can_use_collect2 to no.
1762 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1765 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1766 Remove convert_memory_address call duplicating that in memory_address.
1768 2005-03-29 Richard Henderson <rth@redhat.com>
1771 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1772 (build_compound_literal): Likewise. Propagate decl type into the
1774 (finish_decl): Likewise. Use new return value from complete_array_type
1775 for zero sized arrays.
1776 (complete_array_type): Move ...
1777 * c-common.c (complete_array_type): ... here. Change first argument
1778 to pointer-to-type-node. Consistently use sizetype for the index
1779 except for zero sized arrays. Detect zero sized arrays for pedantic
1780 mode diagnostics. Create a new type node instead of modifying the
1782 * c-tree.h (complete_array_type): Move decl ...
1783 * c-common.h (complete_array_type): ... here.
1785 2005-03-29 Richard Henderson <rth@redhat.com>
1788 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1790 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1792 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1793 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1794 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1795 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1797 2005-03-29 Eric Christopher <echristo@redhat.com>
1799 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1800 truthvalue conversion removal.
1802 2005-03-29 Ian Lance Taylor <ian@airs.com>
1805 * collect2.c: Never include <vfork.h>.
1806 (VFORK_STRING, vfork): Don't define.
1807 (pid): Remove global variable.
1808 (handler): Call raise instead of kill (getpid(), ...).
1809 (collect_wait): Add pex parameter. Change all callers. Use
1810 pex_get_status rather than pwait.
1811 (do_wait): Add pex parameter. Change all callers.
1812 (collect_execute): Return struct pex_obj * rather than void. Use
1813 pex routines rather than pexecute.
1814 (fork_execute): Get pex_obj from collect_execute, and pass it to
1816 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1817 Only declare quit_handler if SIGQUIT is defined.
1818 (scan_libraries): Likewise.
1819 * collect2.h (collect_execute): Update declaration.
1820 (collect_wait): Update declaration.
1821 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1822 pass it to collect_wait.
1824 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1827 * c-parser.c (c_parser_compound_statement_nostart): Give error
1828 message for EOF instead of just setting parser->error.
1830 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1832 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1833 (slpeel_update_phi_nodes_for_guard1): New function.
1834 (slpeel_update_phi_nodes_for_guard2): New function.
1835 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1836 of slpeel_update_phi_nodes_for_guard.
1837 (vectorize_loops): Remove call to loop_closed_rewrite.
1838 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1841 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1843 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1844 (TARGET_LITTLE_ENDIAN): New macro.
1845 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1846 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1847 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1848 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1849 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1850 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1851 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1852 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1853 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1854 (TARGET_OPTIONS): Delete.
1855 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1856 (CACHE_FLUSH_TRAP): Turn into an integer.
1857 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1858 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1859 -mflush-trap is in use.
1860 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1861 (m32r_cache_flush_trap_string): Delete.
1862 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1863 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1864 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1865 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1866 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1867 -mmodel= and -msdata= handling from...
1868 (m32r_init): ...here.
1869 * config/m32r/m32r.opt: New file.
1871 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1873 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1874 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1875 * tree-vect-analyze.c (vect_object_analysis): additional parm
1876 pass back a "struct ptr_info_def *" with the points-to info.
1877 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1878 statement using info returned from vect_object_analysis.
1879 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1880 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1881 for virtual uses and defs when creating a replacement vector
1882 reference. Call duplicate_ssa_name_ptr_info to define points-to
1883 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1884 (vectorizable_store): copy_virtual_operands and update
1885 definition statements.
1886 (vectorizable_load): copy_virtual_operands. Remove call to
1887 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1888 * tree-vectorizer.c (vectorize_loops): Remove calls to
1889 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1890 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1891 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1892 define macro STMT_VINFO_PTR_INFO for use in accessing.
1893 * tree.h add export of duplicate_ssa_name_ptr_info.
1894 * rs6000.c (altivec_init_builtins): Declare builtin function
1895 __builtin_altivec_mask_for_load to be "const".
1897 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1900 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1901 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1902 assemble_variable on aliases.
1903 * varasm.c (assemble_alias): Set node->alias.
1904 * toplev.c (wrapup_global_declarations): Don't call
1905 rest_of_decl_compilation on aliases again.
1907 2005-03-29 Paul Brook <paul@codesourcery.com>
1909 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1910 * config/arm/arm.c (arm_dbx_register_number): New function.
1911 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1913 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1916 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1917 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1919 2005-03-29 Dale Johannesen <dalej@apple.com>
1921 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1922 $(TREE_H) and $(COVERAGE_H).
1923 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1924 * opts.c (common_handle_option): Enable tree-based value transforms.
1925 * toplev.c (process_options): Ditto.
1926 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1927 refers to references to this type.
1928 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1929 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1930 for may_be_more, may_be_less.
1931 (rtl_gen_pow2_profiler): Adjust.
1932 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1933 (rtl_gen_one_value_profiler): Adjust.
1934 (rtl_gen_const_delta_profiler): Adjust.
1935 * tree-profile.c (tree_gen_interval_profiler): Implement.
1936 (tree_gen_pow2_profiler): Ditto.
1937 (tree_gen_one_value_profiler): Ditto.
1938 (tree_profiling): New.
1939 (pass_tree_profile): Reference it.
1940 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1942 (insn_divmod_values_to_profile): Rename to
1943 rtl_divmod_values_to_profile. Adjust.
1944 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1945 (insn_prefetch_values_to_profile): Adjust.
1946 (rtl_value_profile_transformations): Adjust.
1947 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1948 (gen_mod_pow2): Rename to rtl_mod_pow2.
1949 (gen_mod_subtract): Rename to rtl_mod_subtract.
1950 (divmod_fixed_value_transform): Rename to
1951 rtl_divmod_fixed_value_transform.
1952 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1953 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1954 (rtl_find_values_to_profile): Adjust.
1955 (tree_value_profile_transformations): Implement.
1956 (tree_divmod_values_to_profile): New.
1957 (tree_values_to_profile): New.
1958 (tree_divmod_fixed_value): New.
1959 (tree_mod_pow2): New.
1960 (tree_mod_subtract): New.
1961 (tree_divmod_fixed_value_transform): New.
1962 (tree_mod_pow2_value_transform): New.
1963 (tree_mod_subtract_transform): New.
1964 (tree_find_values_to_profile): Implement.
1965 * profile.c (instrument_values): Free histograms.
1966 (compute_value_histograms): Adjust. Implement tree version.
1968 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1970 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1971 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1972 variable. Output "fldcw" depending on round_mode.
1973 * config/i386/i386.md (UNSPEC_FIST): New.
1974 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1975 New isns patterns to implement lrint and llrint built-ins as x87
1977 (fistdi2, fist<mode>2 splitters): New splitters.
1978 (lrint<mode>2): New expanders.
1980 2005-03-28 Ian Lance Taylor <ian@airs.com>
1982 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1983 0 when calling final_scan_insn.
1985 2005-03-28 Jan Hubicka <jh@suse.cz>
1988 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1991 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1992 types where possible.
1994 2005-03-26 Per Bothner <per@bothner.com>
1996 Make -f[no-]show-column also control non-cpp diagnostics.
1997 * c.opt (fshow-column): Move option from here ...
1998 * common.opt (fshow-column): ... to here.
1999 * diagnostic.c (diagnostic_build_prefix): Only print column number
2000 if flag_show_column.
2002 2005-03-27 Steven Bosscher <stevenb@suse.de>
2004 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2005 vax_output_conditional_branch): New prototypes.
2006 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2007 extracted from vax.md mov and add patterns.
2008 (vax_output_conditional_branch): New function to output conditional
2009 branch instructions.
2010 * vax.md: Use mode macros for arithmetic and mov patterns.
2011 Use code macros for the jump patterns.
2013 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2015 * Makefile.in (libbackend.o): Depend on version files;
2016 add custom generation command.
2018 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2021 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2022 sure that we have a REG before getting its REGNO.
2024 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2026 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2027 * builtins.def (BUILT_IN_STRNDUP): New.
2029 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2031 PR tree-optimization/20470
2032 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2035 2005-03-25 Mike Stump <mrs@apple.com>
2037 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2040 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2042 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2043 Use our own structure definitions.
2045 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2046 (fix_truncdfsi2): Allow registers or memory as destination.
2047 When TARGET_PPC_GFXOPT, generate simplified pattern.
2048 (fix_truncdfsi2_internal): Use define_insn_and_split.
2049 (fix_truncdfsi2_internal_gfxopt): New.
2050 (fctiwz): Don't confuse register allocation by giving it no choices.
2052 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2053 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2054 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2055 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2057 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2059 * dominance.c (free_dominance_info): Speed up by freeing et
2060 data structures without maintaining other nodes.
2061 * et-forest.c (et_free_tree_force): New.
2062 * et-forest.h: Add a prototype for et_free_tree_force.
2064 * tree.c (get_set_constructor_bits,
2065 get_set_constructor_bytes): Remove.
2066 * tree.h: Remove the corresponding prototypes.
2068 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2071 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2072 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2073 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2074 PRE_DEC, NEG and NOT.
2076 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2078 * fold-const.c: Convert uses of fold (build (...)) to
2081 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2083 PR rtl-optimization/20249
2084 * cse.c (insert_regs): Do not record equivalence of registers in
2087 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2089 * emit-rtl.c (reverse_comparison): Remove.
2090 * rtl.h: Remove the corresponding prototype.
2092 2005-03-24 James E Wilson <wilson@specifixinc.com>
2094 * doc/install.texi (--enable-altivec): Delete docs.
2096 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2098 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2099 SFmode and DFmode before reload when
2100 flag_unsafe_math_optimizations not enabled.
2102 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2104 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2106 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2107 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2109 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2111 * configure.ac (enable-checking): Add 'runtime' option.
2112 * doc/install.texi (enable-checking): Document 'runtime' checking.
2113 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2114 * config.in: Regenerated.
2115 * configure: Regenerated.
2117 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2119 * optabs.h (enum optab_index): Remove OTI_llrint.
2120 (llrint_optab): Remove macro.
2121 * optabs.c (init_optabs): Remove llrint_optab initialization.
2122 * genopinit.c (optabs): Remove llrint_optab implementation.
2123 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2126 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2128 PR rtl-optimization/20532
2129 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2130 overflow when adding coefficients for PLUS or MINUS.
2131 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2134 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2136 * langhooks.h (truthvalue_conversion): Remove.
2137 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2138 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2139 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2140 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2141 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2143 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2145 * params.def: Fix a typo.
2146 * config/mips/mips.c: Follow the spelling convensions.
2147 * doc/invoke.texi: Fix typos.
2149 2005-03-18 Dale Johannese <dalej@apple.com>
2151 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2153 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2155 Fix PR tree-optimization/20601
2157 * tree-ssa-pre.c (insert_aux): Add missing condition to
2160 2005-03-23 Ian Lance Taylor <ian@airs.com>
2162 * final.c (final_scan_insn): Don't remove no-op instructions.
2163 * reload1.c (reload): Remove simple no-op instructions even when
2166 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2168 PR tree-optimization/20501
2169 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2170 reporting that peeling for alignment is applied moved to...
2171 * (vect_analyze_data_refs_alignment): Here.
2173 2005-03-23 Ian Lance Taylor <ian@airs.com>
2175 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2177 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2179 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2180 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2182 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2184 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2185 imply that this is called once, independent of asms in code.
2186 Adjust to now being pased output and input lists. Mention helper
2187 function decl_overlaps_hard_reg_set_p.
2188 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2189 hook_tree_tree_identity and to take three trees, returning third.
2190 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2192 * stmt.c: include hard-reg-set.h before tree.h.
2193 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2194 (decl_conflicts_with_clobbers_p): Call
2195 decl_overlaps_hard_reg_set_p.
2196 (expand_asm_operands): Pass output and input lists in call to
2197 targetm.md_asm_clobbers.
2198 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2199 hook_tree_tree_tree_tree_3rd_identity.
2200 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2202 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2203 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2204 parameters, first two unused.
2205 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2206 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2207 in constraint letters and MOF is not mentioned as a asm-declared
2208 register in neither of the input and output lists.
2210 2005-03-23 DJ Delorie <dj@redhat.com>
2212 * optabs.c (expand_binop): Make sure the first subword's result
2215 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2217 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2218 Call c_common_truthvalue_conversion rather than
2219 lang_hooks.truthvalue_conversion.
2220 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2221 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2223 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2224 c_common_truthvalue_conversion.
2225 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2226 c_parser_conditional_expression, c_parser_binary_expression): Call
2227 c_objc_common_truthvalue_conversion.
2228 * c-typeck.c (build_unary_op): Call
2229 c_objc_common_truthvalue_conversion.
2230 (build_conditional_expr): Do not call
2231 lang_hooks.truthvalue_conversion.
2232 (build_binary_op): Call c_common_truthvalue_conversion.
2233 (c_objc_common_truthvalue_conversion): Moved from
2234 c-objc-common.c. Call default_function_array_conversion instead
2235 of default_conversion.
2237 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2239 * c-common.h (default_conversion): Remove.
2240 (perform_integral_promotions): Add.
2241 * c-tree.h (default_conversion): Add.
2242 * c-typeck.c (perform_integral_promotions): New, split out from
2244 * c-common.c (check_case_value): Use perform_integral_promotions,
2245 not default_conversion.
2246 (c_add_case_label): Don't continue processing case label after
2247 found to be pointer.
2249 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2251 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2252 the prefix list if we have already added a multilib directory
2254 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2257 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2259 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2261 * reload.h: Remove the prototype for indirect_symref_ok.
2263 * reload1.c (indirect_symref_ok): Make it global.
2264 * reload.h: Add a prototype for indirect_symref_ok.
2266 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2268 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2271 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2273 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2275 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2277 * c-opts.c (c_common_parse_file): Only start/end main source file
2278 if debug hooks says the writer wants it.
2279 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2281 (xcoff_debug_hooks): Ditto.
2282 * debug.c (do_nothing_hooks): Ditto.
2283 * debug.h (gcc_debug_hooks): Ditto.
2284 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2285 * sdbout.c (sdb_debug_hooks): Ditto.
2286 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2288 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2290 * doc/extend.texi: Deprecate C++ min/max operators.
2292 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2294 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2295 artificial original candidates.
2297 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2298 Jan Hubicka <jh@suse.cz>
2299 Steven Bosscher <stevenb@suse.de>
2301 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2302 call cost based on argument sizes.
2303 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2305 * params.def: (max-inline-inssn-single): Set to 450.
2306 (max-inline-insns-auto): Set to 90.
2307 (max-inline-insns-recursive): Set to 450
2308 (max-inline-insns-recursive-auto): Set to 450.
2309 (large-function-insns): Set to 2700.
2310 (inline-call-cost): New parameter.
2311 * tree-inline.c (estimate_move_cost): New function.
2312 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2313 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2315 * tree-inline.h (estimate_move_cost): Declare.
2316 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2317 (max-inline-insns-auto): Change default to 90.
2318 (max-inline-insns-recursive): Change default to 450
2319 (max-inline-insns-recursive-auto): Change default to 450.
2320 (large-function-insns): Change default to 2700.
2321 (inline-call-cost): Document new parameter.
2323 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2325 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2326 (TARGET_DEFAULT): Delete.
2327 * config/i860/i860.opt: New file.
2329 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2331 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2332 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2333 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2334 (frv_sched_lookahead): Delete.
2335 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2336 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2337 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2338 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2339 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2340 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2341 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2342 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2343 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2344 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2345 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2346 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2347 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2348 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2349 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2350 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2351 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2352 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2353 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2354 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2355 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2356 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2357 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2358 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2359 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2360 (frv_sched_lookahead): Delete.
2361 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2362 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2363 (frv_handle_option): New function. Move -mcpu= handling from...
2364 (frv_override_options): ...here. Remove handling of other
2366 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2367 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2368 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2369 and TARGET_NO_MULTI_CE.
2370 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2371 !TARGET_VLIW_BRANCH.
2372 * config/frv/frv.opt: New file.
2374 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2376 * fold-const.c (fold_ternary): Take decomposed arguments of
2378 (fold): Update a call to fold_ternary.
2380 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2381 * tree.h: Add corresponding prototypes.
2383 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2386 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2387 between jump table and its label.
2388 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2389 resp. ADDR_DIFF_VEC and the label preceeding it.
2390 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2391 is emitted in the right section.
2393 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2395 * fold-const.c (fold_unary, fold_binary): Update comments
2398 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2400 PR rtl-optimization/20527
2401 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2402 REG_INC note, test that the register also isn't mentioned in PRED
2405 2005-03-22 Ben Elliston <bje@au.ibm.com>
2407 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2410 2005-03-21 Mike Stump <mrs@apple.com>
2412 * varasm.c (default_assemble_visibility): Remove extra ().
2414 2005-03-21 Roger Sayle <roger@eyesopen.com>
2417 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2418 to determine whether a block can be duplicated, rather than test
2419 whether the block contains noncopyable insns ourselves.
2421 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2423 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2426 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2428 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2430 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2432 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2433 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2434 * config/fr30/fr30.opt: New file.
2436 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2438 Fix PR tree-optimization/20542
2440 * tree-flow-inline.h (overlap_subvar): Move to here.
2441 * tree-ssa-operands.c: From here.
2442 * tree-flow.h (overlap_subvar): Declare.
2443 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2444 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2445 for variables with subvars.
2447 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2450 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2451 * modulo-sched.c (const_iteration_count): Return on NULL
2453 (print_node_sched_params): Return on NULL dump_file.
2454 (generate_reg_moves): Handle reg-anti dependencies and disregard
2455 closing branch when generating register moves.
2456 (sms_schedule): Mark the SMSed block dirty.
2457 * passes.c (rest_of_handle_sms): Call update_life_info for all
2459 * testsuite/gcc.dg/20050321-1.c: New test.
2461 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2463 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2464 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2465 movqi_internal): Likewise.
2467 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2469 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2470 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2471 xtensa_b4const): Delete prototypes.
2472 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2473 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2474 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2475 xtensa_extra_constraint): New prototypes.
2476 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2477 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2478 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2479 move_operand, const_float_1_operand, fpmem_offset_operand,
2480 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2481 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2482 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2483 argument type to HOST_WIDE_INT.
2484 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2485 xtensa_mask_immediate): Likewise.
2486 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2487 Likewise. Also make these functions static.
2488 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2489 (xtensa_const_ok_for_letter_p): New.
2490 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2491 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2492 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2493 move_operand, const_float_1_operand, fpmem_offset_operand,
2494 branch_operator, ubranch_operator, boolean_operator): Move to
2496 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2497 (xtensa_mem_offset): Change return type to bool.
2498 (xtensa_extra_constraint): New.
2499 (gen_int_relational): Update type of const_range_p function pointer.
2500 Use xtensa_b4const_or_zero.
2501 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2502 xtensa_const_ok_for_letter_p. Update comments.
2503 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2504 (PREDICATE_CODES): Delete.
2505 * config/xtensa/xtensa.md: Include predicates.md.
2506 * config/xtensa/predicates.md: New file.
2508 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2510 * config/v850/v850-protos.h: Remove the prototypes for
2511 reg_or_int9_operand, reg_or_const_operand,
2512 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2513 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2514 movsi_source_operand, power_of_two_operand,
2515 not_power_of_two_operand, special_symbolref_operand,
2516 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2517 register_is_ok_for_epilogue.
2518 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2519 reg_or_int9_operand, reg_or_const_operand,
2520 call_address_operand, special_symbolref_operand,
2521 movsi_source_operand, power_of_two_operand,
2522 not_power_of_two_operand, register_is_ok_for_epilogue,
2523 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2524 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2526 * config/v850/v850.h (PREDICATE_CODES): Remove.
2527 * config/v850/v850.md: Include predicates.md.
2528 * config/v850/predicates.md: New.
2530 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2532 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2533 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2534 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2535 (itoolsdir, itoolsdatadir): Move definition above new first use.
2536 (install-itoolsdirs): New rule.
2537 (install-mkheaders): Depend on install-itoolsdirs, not
2538 install-include-dir.
2540 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2542 * tree-into-ssa.c: Remove obsolete comments.
2544 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2546 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2547 unrolling if -fpeel-loops is specified, too.
2548 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2549 Remove superfluous check for flag_unroll_loops.
2551 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2553 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2554 (lrint_optab, llrint_optab): Define corresponding macros.
2555 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2556 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2557 pattern and llrint_optab using llrintdi2 patterns.
2558 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2559 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2560 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2561 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2562 flag_unsafe_math_optimizations is set.
2564 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2566 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2567 simplify_logical, if_then_else_cond, known_cond,
2568 simplify_comparison): Adjust calls to reverse_comparison.
2569 Don't use combine_reversed_comparison_code).
2570 (combine_reversed_comparison_code): Remove.
2571 (reversed_comparison): Using reversed_comparison_code, move it...
2572 * jump.c (reversed_comparison): ... here.
2573 * rtl.h (reversed_comparison): Add prototype.
2575 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2577 * builtins.c (fold_builtin): Take decomposed arguments of
2579 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2580 * gimplify.c (gimplify_call_expr): Likewise.
2581 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2582 * tree.h: Update the prototype of fold_builtin.
2584 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2586 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2587 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2588 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2589 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2590 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2592 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2594 * builtins.c (fold_builtin_1): Take decomposed arguments of
2596 (fold_builtin): Update a call to fold_builtin_1.
2598 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2601 * gcov.c (output_lines): Only output function block summary when
2602 outputting branch information.
2603 * doc/gcov.texi: Document format of preamble and additional block
2606 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2608 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2609 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2610 the defaults false if BITS_PER_UNIT != 8.
2611 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2612 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2613 than BITS_PER_UNIT != 8.
2614 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2615 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2616 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2618 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2619 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2621 2005-03-20 Roger Sayle <roger@eyesopen.com>
2624 * fold-const.c (fold_binary): Fix type mismatch between
2625 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2626 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2627 for non-truth-valued expressions.
2629 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2630 and FUNCTION_DECL in the main switch.
2631 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2632 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2633 we also need to convert their operands to match.
2634 <TRUTH_NOT_EXPR>: Likewise.
2636 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2638 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2639 diagnostic without checking whether an lvalue.
2640 * c-common.h (lvalue_p): Remove.
2641 (enum lvalue_use): Update comment.
2642 (lvalue_or_else): Replace by lvalue_error.
2643 * c-typeck.c (lvalue_p): Make static.
2644 (lvalue_or_else): New. Call lvalue_error.
2646 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2648 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2649 (function_arg_advance): Use rs6000_parm_start.
2650 (function_arg, rs6000_arg_partial_bytes): Likewise.
2652 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2654 * c-common.c (check_case_value): Adjust comment about stripping
2656 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2657 * c-typeck.c (default_conversion, convert_arguments,
2658 build_modify_expr, convert_for_assignment, store_init_value,
2659 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2660 manually. Remove inaccurate comments.
2662 2005-03-20 Roger Sayle <roger@eyesopen.com>
2663 Joseph S. Myers <joseph@codesourcery.com>
2665 * varasm.c (do_assemble_alias): Restore comment describing function.
2666 Annotate the target parameter as potentially unused.
2668 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2671 * config/avr/avr.c (avr_output_function_prologue): Do not use
2672 current_function_name() in a label, use a local label instead.
2674 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2676 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2677 flag_finite_math_only, not flag_unsafe_math_optimizations.
2679 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2681 * builtins.c (fold_builtin_1): Update a call to
2682 targetm.fold_builtin.
2683 * hooks.c (hook_tree_tree_bool_null): Rename to
2684 hook_tree_tree_tree_bool_null. Take one more argument of type
2686 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2687 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2688 hook_tree_tree_tree_bool_null.
2689 * target.h (gcc_target): Update the prototype of fold_builtin.
2690 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2691 arguments of CALL_EXPR.
2692 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2695 2005-03-20 Jan Hubicka <jh@suse.cz>
2697 * cgraph.h (cgraph_node): Add prev_clone pointer.
2698 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2699 (cgraph_clone_node): Produce doubly linked chain.
2701 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2703 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2704 get_nonnull_operand, handle_sentinel_attribute,
2705 check_function_arguments_recurse): Do not strip NOPS from
2707 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2709 * c-format.c (get_constant): Likewise.
2710 * c-parser.c (c_parser_postfix_expression): Likewise.
2711 * c-typeck.c (set_init_index): Likewise.
2712 (convert_arguments): Don't check for NOP_EXPR containing integer
2715 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2717 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2718 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2719 Take decomposed arguments of CALL_EXPR.
2720 (fold_builtin_1): Update calls to the functions mentioned
2723 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2725 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2726 width to have integer type.
2727 (build_enumerator): Require enumerator value to have integer type.
2729 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2731 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2734 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2736 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2737 std=iso9899:199x): Correct descriptions.
2739 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2741 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2744 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2746 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2748 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2749 fold_builtin_memcpy.
2751 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2752 arguments of CALL_EXPR.
2753 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2754 fold_builtin_found, fold_builtin_1): Update calls to
2755 fold_trunc_transparent_mathfn.
2757 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2760 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2761 function pointers on targets that require function pointer
2763 (fold_sign_changed_comparison): Likewise.
2765 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2767 * combine.c (try_combine): When changing the mode of a hard reg, make
2768 sure that doing so is valid.
2770 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2772 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2773 (TARGET_HANDLE_OPTION): Override default.
2774 (avr_handle_option): New function.
2775 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2776 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2777 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2778 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2779 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2780 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2781 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2782 (TARGET_OPTIONS): Delete.
2783 * config/avr/avr.opt: New file.
2785 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2787 * config/m32r/m32r-protos.h: Remove the prototypes for
2788 call_address_operand, symbolic_operand, seth_add3_operand,
2789 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2790 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2791 two_insn_const_operand, move_src_operand,
2792 move_double_src_operand, move_dest_operand,
2793 eqne_comparison_operator, signed_comparison_operator,
2794 large_insn_p, conditional_move_operand, carry_compare_operand,
2795 m32r_block_immediate_operand, extend_operand,
2796 reg_or_eq_int16_operand, int8_operand, and
2797 reg_or_zero_operand.
2798 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2799 seth_add3_operand, int8_operand, cmp_int16_operand,
2800 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2801 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2802 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2803 move_double_src_operand, move_dest_operand,
2804 eqne_comparison_operator, signed_comparison_operator,
2805 extend_operand, small_insn_p, large_insn_p,
2806 conditional_move_operand, carry_compare_operand,
2807 m32r_block_immediate_operand): Move to predicates.md.
2808 (MAX_MOVE_BYTES): Move to m32r.h.
2809 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2810 * config/m32r/m32r.md: Include predicates.md.
2811 * config/m32r/predicates.md: New.
2813 2005-03-18 James E Wilson <wilson@specifixinc.com>
2816 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2819 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2821 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2822 call_address_operand, const_8bit_operand.
2823 * config/mn10300/mn10300.c (call_address_operand,
2824 const_8bit_operand, const_1f_operand): Move to predicates.md.
2825 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2826 * config/mn10300/mn10300.md: Include predicates.md.
2827 * config/mn10300/predicates.md: New.
2829 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2831 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2832 declarations in diagnostics and %E for identifiers, not %s.
2834 2005-03-18 Jan Hubicka <jh@suse.cz>
2835 Dale Johannesen <dalej@apple.com>
2837 * basic-block.h (scale_bbs_frequencies_int,
2838 scale_bbs_frequencies_gcov_type): Declare.
2839 * cfg.c (RDIV): New macro.
2840 (update_bb_frequency_for_threading): Fix.
2841 * basic-block.h (scale_bbs_frequencies_int,
2842 scale_bbs_frequencies_gcov_type): New.
2843 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2844 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2845 scale_bbs_frequencies_int.
2846 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2848 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2850 * config/m32r/m32r-protos.h: Remove the prototypes for
2851 call_address_operand, symbolic_operand, seth_add3_operand,
2852 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2853 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2854 two_insn_const_operand, move_src_operand,
2855 move_double_src_operand, move_dest_operand,
2856 eqne_comparison_operator, signed_comparison_operator,
2857 large_insn_p, conditional_move_operand, carry_compare_operand,
2858 m32r_block_immediate_operand, extend_operand,
2859 reg_or_eq_int16_operand, int8_operand, and
2860 reg_or_zero_operand.
2861 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2862 seth_add3_operand, int8_operand, cmp_int16_operand,
2863 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2864 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2865 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2866 move_double_src_operand, move_dest_operand,
2867 eqne_comparison_operator, signed_comparison_operator,
2868 extend_operand, small_insn_p, large_insn_p,
2869 conditional_move_operand, carry_compare_operand,
2870 m32r_block_immediate_operand): Move to predicates.md.
2871 (MAX_MOVE_BYTES): Move to m32r.h.
2872 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2873 * config/m32r/m32r.md: Include predicates.md.
2874 * config/m32r/predicates.md: New.
2876 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2878 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2879 symbolic_operand, symbolic_memory_operand,
2880 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2881 indexed_memory_operand, move_dest_operand, move_src_operand,
2882 prefetch_cc_operand, prefetch_nocc_operand,
2883 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2884 arith_operand, arith11_operand, pre_cint_operand,
2885 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2886 ireg_operand, int5_operand, uint5_operand, int11_operand,
2887 uint32_operand, arith5_operand, and_operand, ior_operand,
2888 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2889 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2890 shadd_operand, movb_comparison_operator,
2891 cmpib_comparison_operator): Move to predicates.md.
2892 (magic_milli, shadd_constant_p): Make it extern.
2893 * config/pa/pa.h (PREDICATE_CODES): Remove.
2894 * config/pa/pa.md: Include predicates.md.
2895 * config/pa/predicates.md: New.
2897 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2900 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2902 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2903 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2904 config/alpha/freebsd.h, config/alpha/linux.h,
2905 config/alpha/netbsd.h, config/alpha/osf5.h,
2906 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2907 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2908 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2909 doc/cppopts.texi: Update copyright.
2911 2005-03-18 Jan Hubicka <jh@suse.cz>
2914 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2916 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2919 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2921 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2924 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2926 * combine.c (gen_binary): Remove.
2927 (known_cond, simplify_shift_const, find_split_point,
2928 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2929 simplify_logical, expand_field_assignment, extract_left_shift,
2930 force_to_mode, if_then_else_cond, apply_distributive_law,
2931 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2932 simplify_comparison, reversed_comparison): Replace with
2933 simplify_gen_binary, simplify_gen_relational or
2934 distribute_and_simplify_rtx.
2935 (distribute_and_simplify_rtx): New function.
2937 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2938 Paolo Bonzini <gcc.gnu.org>
2940 * calls.c (setjmp_call_p, special_function_p): Update comments
2941 at the head of the functions.
2943 2005-03-18 Jan Hubicka <jh@suse.cz>
2945 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2947 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2948 function body should be released; do not proactively release function
2949 bodies in non-unit-at-a-time mode.
2951 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2953 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2954 mno-fp-ret-in-387 multilib variants.
2956 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2958 * common.opt (m): Remove.
2959 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2961 (common_handle_option): Remove OPT_m case.
2963 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2965 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2967 (fold_builtin_1): Update a call to fold_builtin_bitop.
2969 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2971 (fold_builtin_1): Update a call to fold_builtin_signbit.
2973 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2975 PR tree-optimization/20474
2976 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2977 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2979 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2981 * config/h8300/h8300-protos.h: Remove prototypes for
2982 general_operand_src, general_operand_dst, single_one_operand,
2983 single_zero_operand, call_insn_operand,
2984 two_insn_adds_subs_operand, small_call_insn_operand,
2985 jump_address_operand, bit_operand, bit_memory_operand,
2986 stack_pointer_operand, const_int_gt_2_operand,
2987 const_int_ge_8_operand, const_int_qi_operand,
2988 const_int_hi_operand, incdec_operand, bit_operator,
2989 nshift_operator, eqne_operator, gtle_operator,
2990 gtuleu_operator, iorxor_operator.
2991 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2992 h8300_ldm_stm_parallel.
2993 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2995 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2996 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2997 (h8300_ldm_stm_parallel): Make it extern.
2998 (h8300_ldm_parallel, h8300_stm_parallel,
2999 h8300_return_parallel, general_operand_src,
3000 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3001 nibble_operand, reg_or_nibble_operand, single_one_operand,
3002 single_zero_operand, call_insn_operand,
3003 two_insn_adds_subs_operand, small_call_insn_operand,
3004 jump_address_operand, bit_operand, bit_memory_operand,
3005 stack_pointer_operand, const_int_gt_2_operand,
3006 const_int_ge_8_operand, const_int_qi_operand,
3007 const_int_hi_operand, incdec_operand, eqne_operator,
3008 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3009 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3010 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3011 nshift_operator): Move to predicates.md.
3012 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3013 * config/h8300/h8300.md: Include predicates.md.
3014 * config/h8300/predicates.md: New.
3016 2005-03-17 Richard Henderson <rth@redhat.com>
3018 * config.gcc (ia64*-*-hpux*): Add extra_options.
3019 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3020 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3021 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3022 (ia64_tls_size_string, ia64_tune_string): Remove.
3023 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3024 (TARGET_DEFAULT_TARGET_FLAGS): New.
3025 (TARGET_HANDLE_OPTION): New.
3026 (ia64_override_options): Move options parsing ...
3027 (ia64_handle_option): ... here. New.
3028 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3029 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3030 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3031 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3032 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3033 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3034 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3035 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3036 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3037 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3038 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3039 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3040 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3041 TARGET_EARLY_STOP_BITS): Remove.
3042 (TARGET_ILP32): Default false.
3043 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3044 (enum ia64_inline_type): New.
3045 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3046 * config/ia64/ia64.md: Update for new definitions of
3047 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3048 * config/ia64/ia64.opt: New file.
3049 * config/ia64/ilp32.opt: New file.
3051 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3054 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3056 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3058 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3059 instead of MASK_H8300S.
3060 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3061 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3062 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3063 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3064 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3065 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3066 TARGET_SWITCHES): Remove.
3067 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3069 * config/h8300/h8300.opt: New.
3071 * config/alpha/alpha.opt, config/arc/arc.opt,
3072 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3075 2005-03-17 Ian Lance Taylor <ian@airs.com>
3079 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3081 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3082 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3083 (TARGET_HANDLE_OPTION): Override default.
3084 (arc_handle_option): New function.
3085 (arc_init): Remove code to set arch_cpu_string.
3086 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3087 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3088 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3089 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3090 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3091 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3092 (arc_rodata_string, TARGET_OPTIONS): Delete.
3093 * config/arc/arc.opt: New file.
3095 2005-03-17 Richard Henderson <rth@redhat.com>
3097 * doc/extend.texi (Weak Pragmas): New section.
3098 (attribute alias): Clarify that target must be in the same
3101 2005-03-17 Richard Henderson <rth@redhat.com>
3103 * config/alpha/alpha.opt: New file.
3104 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3106 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3107 alpha_fprm_string, alpha_fptm_string): Make static.
3108 (alpha_tls_size_string): Remove.
3109 (alpha_handle_option): New.
3110 (override_options): Update for alpha_cpu/alpha_tune split.
3111 (alpha_file_start): Likewise.
3112 (TARGET_DEFAULT_TARGET_FLAGS): New.
3113 (TARGET_HANDLE_OPTION): New.
3114 * config/alpha/alpha.h (alpha_tune): Declare.
3115 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3116 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3117 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3118 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3119 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3120 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3121 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3122 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3123 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3124 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3125 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3126 (TARGET_DEFAULT): Remove MASK_FP.
3127 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3128 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3129 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3130 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3131 alpha_tls_size_string): Remove.
3132 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3133 (attribute tune): Rename from attribute cpu.
3134 * config/alpha/ev4.md: Update to match.
3135 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3136 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3137 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3138 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3139 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3140 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3142 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3144 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3145 and return without creating new state if before_nops_num is nonzero.
3146 * config/ia64/ia64.md (first_insn): New attribute.
3147 (alloc): Set it to yes.
3149 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3151 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3152 STMT_VINFO_SUBVARS to NULL.
3153 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3155 2005-03-16 Dale Johannesen <dalej@apple.com>
3157 * rtlanal.c (find_first_parameter_load): Rewrite to
3158 return actual first param load or the call if none,
3159 instead of first in block, when not all loads exist.
3161 2005-03-16 Roger Sayle <roger@eyesopen.com>
3163 * optabs.c (expand_copysign_absneg): Make static.
3164 * optabs.h (expand_copysign_absneg): Delete prototype.
3165 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3167 2005-03-16 Richard Henderson <rth@redhat.com>
3170 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3171 (alias_pairs): Rename from output_defs.
3172 (find_decl_and_mark_needed): Split out from assemble_alias.
3173 (do_assemble_alias): New.
3174 (assemble_output_def): Remove.
3175 (finish_aliases_1, finish_aliases_2): New.
3176 (process_pending_assemble_output_defs): Remove.
3177 (assemble_alias): Defer aliases for which we don't yet have a
3178 non-external decl for the target symbol.
3179 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3180 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3181 * toplev.c (compile_file): Use finish_aliases_2 instead of
3182 process_pending_assemble_output_defs.
3183 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3184 (process_pending_assemble_output_defs): Remove.
3186 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3188 Fix PR tree-optimization/20489
3190 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3191 for empty structures.
3193 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3195 Fix PR tree-optimization/20490
3197 * tree-ssa-pre.c (create_expression_by_pieces): Use
3198 force_gimple_operand on result of fold.
3200 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3202 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3203 of closing parenthesis.
3205 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3207 * builtins.c (expand_movstr): Update a call to
3208 fold_builtin_strcpy.
3209 (expand_builtin_strncpy): Update a call to
3210 fold_builtin_strncpy.
3211 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3212 arguments of CALL_EXPR.
3213 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3214 fold_builtin_strncpy.
3215 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3216 * tree.h: Update the prototypes of fold_builtin_strcpy and
3217 fold_builtin_strncpy.
3219 2005-03-16 Steven Bosscher <stevenb@suse.de>
3220 Dorit Naishlos <dorit@il.ibm.com>
3222 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3223 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3226 2005-03-16 Steven Bosscher <stevenb@suse.de>
3228 * tree-inline.c (walk_type_fields, walk_tree,
3229 walk_tree_without_duplicates): Move from here...
3230 * tree.c: ...to here.
3232 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3234 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3235 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3236 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3237 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3238 (version): Define using $(BASEVER_c).
3239 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3241 (version.o): Depend on version files; add custom generation command.
3242 (prefix.o): Define BASEVER on command line.
3243 (s-iov): Depend on version files; adjust command.
3244 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3246 (gcc-vers.texi): New rule.
3247 (doc/%.info, doc/%.dvi): Add -I . to command line.
3248 (doc/gccinstall.dvi): Likewise.
3249 (PACKAGE): Delete. All uses replaced with "gcc".
3250 * aclocal.m4: Do not include gcc-version.m4.
3251 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3252 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3253 Set is_release based on contents of DEV-PHASE.
3254 Set gcc_version based on contents of BASE-VER.
3255 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3256 * config.in, configure: Regenerate.
3257 * gccbug.in: Determine version of GCC in use at runtime.
3258 * gcov-iov.c: Get version number and development phase from
3259 command line, not by including version.c.
3260 * intl.c: Replace all uses of PACKAGE with "gcc".
3261 * libada-mk.in: Delete unused "gcc_version" variable.
3262 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3263 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3264 commentary to match.
3265 (version_string): Put together from pieces.
3266 * config/alpha/x-vms: Do not use $(gcc_version).
3267 * config/i386/t-nwld: Likewise.
3268 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3269 version-GCC and DEVELOPMENT.
3271 2005-03-15 Roger Sayle <roger@eyesopen.com>
3273 PR tree-optimization/17454
3274 * tree.c (tree_size): Add case for TREE_BINFO.
3275 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3276 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3278 2005-03-15 Roger Sayle <roger@eyesopen.com>
3280 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3281 op1 whilst expanding the signed widenening multiply variant.
3283 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3285 * toplev.c (display_target_options): Avoid unused variable warning if
3286 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3287 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3288 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3289 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3290 (mips_isa_info): New variable.
3291 (mips_parse_cpu): Remove the first argument and leave the caller
3293 (TARGET_HANDLE_OPTION): Override default.
3294 (mips_handle_option): New function. Move option validation code from...
3295 (override_options): ...here. Update calls to mips_parse_cpu.
3296 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3297 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3298 (SUBTARGET_TARGET_OPTIONS): Delete.
3299 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3300 (mno-flush-func, mtune=): New options.
3302 2005-03-15 Roger Sayle <roger@eyesopen.com>
3303 Richard Henderson <rth@redhat.com>
3305 * real.c (c4x_single_format, c4x_extended_format): Provide values
3306 for signbit_ro for c4x's single and extended floating point formats.
3307 * optabs.c (expand_copysign): Use the floating point format's
3308 signbit_ro for expanding via expand_copysign_absneg, and it's
3309 signbit_rw field for expanding via expand_copysign_bit.
3311 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3313 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3314 known_alignment_for_access_p.
3315 (known_alignment_for_access_p): New.
3316 (do_peeling_for_alignment): Field made int instead of bool and renamed
3317 to peeling_for_alignment.
3318 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3319 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3320 functionality used to be in vect_analyze_operations.
3321 (vect_analyze_operations): Code to determine vectorization factor was
3322 moved to vect_determine_vectorization_factor.
3323 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3324 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3326 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3327 be part of vect_analyze_operations).
3328 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3329 creating the guard condition, as the number of iterations may be
3331 (slpeel_tree_peel_loop_to_edge): Use new name of
3332 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3333 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3334 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3335 (vect_do_peeling_for_alignment): Use fold.
3336 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3338 (vect_update_inits_of_dr): Renamed to
3339 vect_update_init_of_dr.
3340 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3341 (vectorizable_store): Fix assertion to use == instead of =.
3343 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3345 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3346 call_used_regs for wCG registers.
3348 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3350 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3351 for non-offsettable memory references to cope with outstanding reload
3352 replacements, take 2.
3354 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3357 * config/i386/i386.h (x86_fisttp): New.
3358 (TARGET_FISTTP): New macro.
3359 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3360 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3361 instruction when fisttp flag is set.
3362 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3364 * config/i386/i386.md (type attribute): Add fisttp.
3365 (unit attribute): Set to i387 for fisttp type.
3366 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3367 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3369 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3370 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3372 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3373 patterns for TARGET_FISTTP. Enable patterns for
3374 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3375 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3376 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3377 implement fisttp x87 insn.
3378 (fix_trunc*_i387_fisttp splitters): New patterns.
3379 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3380 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3381 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3383 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3384 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3385 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3386 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3387 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3388 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3389 Disable patterns for TARGET_FISTTP.
3390 (fix_trunc*_i387 splitters): Implement usign mode macros.
3391 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3392 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3393 (fix_trunx*_sse peephole2s): Implement using mode macros.
3395 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3397 PR rtl-optimization/20291
3398 * combine.c (try_combine): If splitting fails, re-try with
3399 original combined pattern, i.e. before clobber stripping.
3401 2005-03-14 Eric Christopher <echristo@redhat.com>
3403 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3404 STACK_GROWS_DOWNWARD.
3406 2005-03-14 Roger Sayle <roger@eyesopen.com>
3408 * real.h (struct real_format): Split the signbit field into two
3409 two fields, signbit_ro and signbit_rw.
3410 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3411 mips_double_format, ieee_extended_motorola_format,
3412 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3413 ieee_extended_intel_128_format, ibm_extended_format,
3414 mips_extended_format, ieee_quad_format, mips_quad_format,
3415 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3416 i370_double_format, c4x_single_format, c4x_extended_format,
3417 real_internal_format): Update initializers for new field.
3418 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3419 real_format structure.
3420 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3421 field of the real_format structure.
3423 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3425 Fix PR tree-optimization/20458
3427 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3428 DECL_EXTERNAL on STRUCT_FIELD tags.
3429 (clear_call_clobbered): Ditto.
3430 * tree-ssa-operands.c (note_addressable): Make sure the original
3431 variable doesn't slip into the addressable list if we have
3433 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3436 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3438 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3439 (-fwide-exec-charset): Likewise.
3440 (-finput-charset): Likewise.
3441 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3442 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3443 * c.opt (Wnormalized): New.
3445 2005-03-14 Devang Patel <dpatel@apple.com>
3447 * doc/invoke.texi: Add reference to Visibility document.
3449 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3451 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3452 MASK_SPLIT_ADDRESSES.
3453 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3454 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3455 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3456 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3457 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3458 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3459 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3460 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3461 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3462 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3463 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3464 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3465 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3466 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3467 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3468 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3469 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3470 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3471 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3472 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3473 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3474 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3475 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3476 (TARGET_EXPLICIT_RELOCS): Delete.
3477 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3478 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3479 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3480 (override_options): Set MASK_LONG64 if -mint64 is given and no
3481 -mlongXX option is. Complain about -mint64 -mlong32.
3482 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3483 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3484 * config/mips/mips.opt: New file.
3486 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3488 * config.gcc (extra_options): New variable for listing option files.
3489 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3490 * configure.ac (extra_opt_files): New AC_SUBST variable.
3491 (tm_file_list, tm_include_list): Include options.h first.
3492 * configure: Regenerate.
3493 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3494 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3495 (s-options-h): New rule.
3496 (options.h): Depend on it.
3497 (TEXI_GCCINT_FILES): Add options.texi.
3498 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3499 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3500 * target.h (gcc_target): Add default_target_flags and handle_option.
3501 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3502 (TARGET_HANDLE_OPTION): New macros.
3503 (TARGET_INITIALIZER): Include them.
3504 * opt-functions.awk (opt_args, nth_arg): New functions.
3505 (switch_flags): Handle the "Target" flag.
3507 (var_name): Use opt_args and nth_arg.
3508 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3509 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3510 macros for the "Mask" and "InverseMask" options.
3511 * opts.h (cl_var_cond): New enum.
3512 (cl_option): Replace the "has_set_value" and "set_value" fields with
3513 "var_cond" and "var_value".
3514 (CL_TARGET): New macro.
3515 (option_enabled, print_filtered_help): Declare.
3516 (decode_options): Move definition.
3517 * opts.c (handle_option): Search for the original option before
3518 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3519 var_cond and var_value fields. Use targetm.handle_option to handle
3521 (decode_options): Set target_flags to targetm.default_target_flags.
3522 (print_filtered_help): Make global. Handle CL_TARGET.
3523 (option_enabled): New function.
3524 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3525 (display_target_options, set_target_switch, print_switch_values)
3526 (default_pch_valid_p): Guard uses of target_switches with
3527 #ifdef TARGET_SWITCHES. Also...
3528 (display_target_options): Display the CL_TARGET entries in cl_options.
3529 (set_target_option): Don't complain about the "" option when
3530 TARGET_SWITCHES is undefined.
3531 (print_switch_values): Use option_enabled.
3532 (default_pch_valid_p): Check cl_options[] when looking for something
3533 that has changed the value of target_flags.
3534 * c.opt: Remove documentation from top of file.
3535 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3536 * doc/sourecebuild.texi: Refer to the new options documentation
3537 instead of c.opt. Document machine-specific .opt files.
3538 * doc/tm.texi (target_flags): Say that this variable is declared
3540 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3541 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3543 * doc/options.texi: New file.
3545 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3548 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3551 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3554 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3555 temporary variable of pointer type if an lvalues is required.
3556 (gimplify_modify_expr_rhs): Request an rvalue from it.
3557 (gimplify_expr): Pass fallback on.
3559 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3561 * cfgbuild.c: Update comments.
3563 2005-03-14 Roger Sayle <roger@eyesopen.com>
3565 PR rtl-optimization/17236
3566 * optabs.c (expand_doubleword_mult): New helper function split out
3567 from expand_binop. Permute the order in which instructions are
3568 emitted to minimize the number of simultaneously live registers.
3569 (expand_binop): Call expand_doubleword_mult to synthesize a double
3570 word multiplication.
3572 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3574 * basic-block.h: Update the prototypes of cached_make_edge and
3576 * cfg.c (cached_make_edge): Take edge_cache representing one
3577 row of the adjacency matrix of edges.
3578 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3579 (make_edges): Initialize edge_cache to represent one row of
3580 the adjacency matrix of edges.
3582 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3584 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3586 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3587 Remove unused removed_phis variable.
3588 (conditional_replacement): Use build1/build2.
3589 (abs_replacement): Use last_and_only_stmt and build1/build2.
3591 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3593 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3594 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3595 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3596 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3597 * c-common.c (handle_novops_attribute): New function.
3598 (c_common_attribute_table): Add "no vops" entry.
3599 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3600 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3601 * tree-ssa-operands.c (get_call_expr_operands): Do not
3602 create virtual operands for calls with ECF_NOVOPS flag.
3603 * tree.h (DECL_IS_NOVOPS): New macro.
3604 (struct tree_decl): Add novops_flag.
3605 (ECF_NOVOPS): New constant.
3607 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3610 * config/i386/i386.c (x86_use_himode_fiop): New.
3611 (x86_use_simode_fiop): Rename from x86_use_fiop.
3612 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3613 (TARGET_USE_HIMODE_FIOP): New.
3614 (x86_use_simode_fiop): Rename from x86_use_fiop.
3615 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3617 * config/i386/i386.md (X87MODEI12): New mode macro define.
3618 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3619 to implement x87 FP compare with HImode input operands.
3620 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3621 Use X87MODEI12 mode macro to handle HImode input operands.
3622 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3623 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3624 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3625 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3626 macro to implement x87 operators with HImode input operands.
3627 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3630 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3632 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3634 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3635 constants invariant.
3637 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3639 * basic-block.h (BB_VISITED): Removed.
3640 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3642 2005-03-14 Falk Hueffner <falk@debian.org>
3645 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3647 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3649 * ggc-zone.c: Fix comment typos.
3651 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3652 stringpool.c, config/mips/mips-protos.h: Update copyright.
3654 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3656 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3657 throughout with its typedef, "rtx".
3658 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3659 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3660 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3661 regs in comment to match code.
3663 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3665 * except.c (check_handled): Make it static.
3666 * except.h: Remove the corresponding prototype.
3668 * function.c (get_func_frame_size): Make it static.
3669 * function.h: Remove the corresponding type.
3671 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3673 * hard-reg-set.h: Remove the corresponding declarations.
3675 * tree-cfg.c (verify_stmts): Check that
3676 bb_for_stmt (stmt) == bb for every PHI node and statement.
3678 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3680 * config.gcc: Remove excess indentation.
3681 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3683 2005-03-13 Roger Sayle <roger@eyesopen.com>
3686 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3687 * fold-const.c (fold_sign_changed_comparison): Likewise.
3688 (fold_binary): Optimize comparisons against widened operands if
3689 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3691 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3693 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3694 (sparc_override_options): Initialize it.
3695 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3697 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3699 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3700 (reg_or_none500mem_operand): New predicate.
3701 (zero_reg_mem_operand): New predicate.
3702 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3703 to reg_or_none500mem_operand.
3704 (extendsfdf2_fpr): Add MEM alternative.
3705 (extenddftf2_internal): Change operand2 predicate to
3706 zero_reg_mem_operand.
3708 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3710 * ggc-zone.c: Rewritten.
3712 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3714 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3715 * config.in: Regenerated.
3716 * configure: Regenerated.
3717 * gengtype.c (write_types_process_field, write_func_for_structure):
3718 Pass new argument to gt_pch_note_object.
3719 * ggc-common.c (struct ptr_data): Add TYPE.
3720 (gt_pch_note_object): Take TYPE argument and save it.
3721 (call_count): Update call to ggc_pch_count_object.
3722 (call_alloc): Update call to ggc_pch_alloc_object.
3723 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3725 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3726 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3727 (ggc_alloc_zone_stat): Delete.
3728 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3729 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3730 (ggc_pch_alloc_object): Update prototypes.
3731 (garbage_zone): Delete.
3732 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3733 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3735 (tree_id_zone): New variable.
3736 (ggc_alloc_cleared_zone): Remove unused.
3737 (ggc_alloc_zone): Define.
3738 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3739 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3740 ggc_alloc_zone_stat.
3741 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3742 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3743 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3744 (make_node_stat): Likewise. Use tree_id_zone.
3746 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3747 Joseph S. Myers <joseph@codesourcery.com>
3749 * configure.ac: Check for MIPS TLS.
3750 * configure: Regenerated.
3751 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3752 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3753 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3754 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3755 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3756 (mips_classify_symbol, mips_symbolic_constant_p)
3757 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3758 (mips_tls_operand_p, mips_call_tls_get_addr)
3759 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3760 (mips_tls_symbol_ref_1): New functions.
3761 (mips_legitimize_address, mips_legitimize_const_move): Call
3762 mips_legitimize_tls_address.
3763 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3765 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3766 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3767 (mips_char_to_class): Document V1_REG.
3768 (HAVE_AS_TLS): Provide default.
3769 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3771 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3773 (tls_get_tp_<mode>): New instruction.
3775 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3777 * configure.ac: Update checks for target tools.
3778 * configure: Regenerated.
3780 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3782 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3784 2005-03-13 Roger Sayle <roger@eyesopen.com>
3786 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3787 more classes of DImode multiplication by constant. Allow both
3788 multiplication by small negative constants (by performing a
3789 multiplication by a positive constant and negating the result) and
3790 multiplications by large powers of two, by using a left shift.
3792 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3794 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3795 of basic blocks into work_stack.
3797 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3798 config/mips/vr.h: Update copyright.
3800 * c-decl.c (c_init_decl_processing): Remove useless calls to
3801 build_function_type.
3803 * builtins.c (fold_trunc_transparent_mathfn,
3804 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3805 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3806 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3807 fold_builtin_strcpy, fold_builtin_strncpy,
3808 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3811 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3814 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3815 variable determinant.
3817 * tree-cfg.c (group_case_labels): Remove local variable type.
3819 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3822 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3825 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3828 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3829 (*movmemqi_insn): Delete.
3830 (*movmemhi): Delete.
3832 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3834 * builtins.c (fold_builtin_classify): Take decomposed
3835 arguments of CALL_EXPR.
3836 (fold_builtin_1): Update a call to fold_builtin_classify.
3838 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3841 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3842 through into call to parser_xref_tag after parse error.
3843 (c_parser_struct_declaration): Consistently return NULL_TREE on
3846 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3848 * tree-flow-inline.h (ref_contains_array_ref): New function.
3849 (lookup_subvars_for_var): Ditto.
3850 (get_subvars_for_var): Ditto.
3851 (var_can_have_subvars): Ditto.
3853 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3854 (struct subvar): New type.
3856 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3858 * tree-optimize.c (init_tree_optimization_passes): Call
3859 pass_create_structure_vars.
3861 * tree-ssa-alias.c: Include vec.h.
3862 (init_alias_info): Don't auto-clear call clobbered on struct-field
3864 (compute_flow_insensitive_aliasing): Handle subvars.
3865 (group_aliases): Handle STRUCT_FIELD aliases.
3866 (setup_pointers_and_addressables): Ditto.
3867 Don't mark variables non-addressable if they still have
3868 addressable subvars.
3869 Also mark subvars addressable when the real variable is marked
3871 (add_pointed_to_var): Try to prune the pointed-to set by only
3872 pointing to subvars when possible.
3873 Otherwise, make sure we set addresses_needed and pt_vars to
3874 properly include subvars.
3875 (bitpos_of_field): New function.
3876 (push_fields_onto_fieldstack): Ditto.
3877 (get_or_create_used_part_for): Ditto.
3878 (create_overlap_variables_for): Ditto.
3879 (find_used_portions): Ditto.
3880 (create_structure_vars): Ditto.
3881 (pass_create_structure_vars): New structure.
3883 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3884 (get_expr_operands): Handle subvars. Also try to turn
3885 COMPONENT_REF accesses into must-defs now that we can accurately
3887 (note_addressable): Try to only mark as addressable those subvars
3888 we know a COMPONENT_REF touches.
3889 (overlap_subvar): New function.
3891 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3892 Handle subvar storing.
3893 (vect_address_analysis): Update caller of vect_object_analysis.
3895 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3897 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3898 (STMT_VINFO_SUBVARS): New macro.
3900 * common.opts: add flag_tree_salias.
3902 * opts.c (decode_options): flag_tree_salias defaults to on.
3904 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3906 * doc/tree-ssa.texi: Document structural alias analysis.
3908 2005-03-12 Steven Bosscher <stevenb@suse.de>
3910 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3911 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3912 * tree-ssa-operands.c (get_expr_operands): Likewise.
3913 (get_expr_operands): Likewise for ERROR_MARK.
3915 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3917 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3920 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3923 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3924 (mark_operand_necessary): Remove local variable ver.
3926 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3927 variable prefix_len.
3929 * value-prof.c (mod_subtract_transform): Remove local variable
3932 * builtins.c (fold_builtin_exponent): Take decomposed
3933 arguments of CALL_EXPR.
3934 (fold_builtin_1): Update a call to fold_builtin_exponent.
3936 * builtins.c (fold_builtin_logarithm): Take decomposed
3937 arguments of CALL_EXPR.
3938 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3940 * c-decl.c (c_init_decl_processing): Remove local variables
3941 ptr_ftype_void and ptr_ftype_ptr.
3943 * gimplify.c (gimplify_expr): Remove local variables r0 and
3946 * reg-stack.c (move_for_stack_reg): Remove local variable
3948 (compare_for_stack_reg): Remove local variable flags_user.
3949 (convert_regs_1): Remove local variable deleted.
3951 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3953 (combine_blocks): Remove local variables exits and new_e.
3955 * tree-inline.c (expand_call_inline): Remove local variable
3958 * tree-ssa-live.c (create_ssa_var_map,
3959 calculate_live_on_entry): Remove local variable snn.
3961 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3963 * c-lex.c (c_lex_with_flags): Add parameter to call to
3966 2005-03-11 Per Bothner <per@bothner.com>
3968 * c-tree.h (struct c_declarator): New id_loc field.
3969 * c-pragma.h (c_lex_with_flags): Take position reference.
3970 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3971 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3972 (c_lex): Pass dummy location to c_lex_with_flags.
3973 * c-parser.c (c_lex_one_token): Set c_token's location using
3974 c_lex_with_flags, instead of input_location, which might be "ahead".
3975 (c_parser_direct_declarator): Set declarator's id_loc from
3977 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3978 declarator's id_loc, rather than probably-imprecise input_location.
3979 (build_id_declarator): Initialize c_declarator's id_loc field.
3981 2005-03-11 Roger Sayle <roger@eyesopen.com>
3984 * builtins.c (expand_builtin_signbit): Force the signbit's word
3985 into an integer register to avoid SUBREGs of floating point modes.
3987 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3989 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3990 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3991 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3992 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3994 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3996 PR rtl-optimization/20306
3997 * expr.c (emit_move_complex): Set try_int false if mode is
3998 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3999 emit_block_move if try_int is true.
4001 2005-03-11 Richard Henderson <rth@redhat.com>
4004 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4005 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4008 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4010 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4011 (TARGET_FIX_VR4130): New macro.
4012 (TARGET_OPTIONS): Add -mfix-vr4130.
4013 (ISA_HAS_MACCHI): New macro.
4014 (ASM_SPEC): Add -mfix-vr4130.
4015 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4016 (override_options): Handle mips_fix_vr4130_string.
4017 (mips_avoid_hazards): Clear all_noreorder_p
4018 if we're working around VR4130 errata and the macc alternatives
4020 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4021 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4022 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4023 (MULTILIB_DEFAULTS): Remove leading "march=".
4024 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4025 if no architecture option is given.
4026 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4028 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4029 * doc/invoke.texi: Document -mfix-vr4130.
4031 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4033 * config/mips/mips.c (override_options): Only warn about -mint64
4034 deprecation if TARGET_INT64.
4036 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4038 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4039 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4040 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4041 are non-specific regarding the nonnull parameter positions.
4042 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4043 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4044 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4045 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4047 * builtins.def: Use the non-specific "nonnull" attibute lists.
4049 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4051 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4052 single_pred_edge, single_succ, single_pred): Improve comments.
4054 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4056 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4057 single_pred_edge, single_succ, single_pred): New inline functions.
4058 * bb-reorder.c (rotate_loop, find_traces_1_round,
4059 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4060 duplicate_computed_gotos): Use the single_succ/pred functions.
4061 * cfganal.c (forwarder_block_p): Ditto.
4062 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4063 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4064 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4065 merge_seq_blocks): Ditto.
4066 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4067 * cfglayout.c (fixup_reorder_chain): Ditto.
4068 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4069 canonicalize_loop_headers, verify_loop_structure): Ditto.
4070 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4071 mfb_update_loops, create_preheader, force_single_succ_latches,
4072 create_loop_notes): Ditto.
4073 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4074 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4075 commit_one_edge_insertion, purge_dead_edges,
4076 cfg_layout_can_merge_blocks_p): Ditto.
4077 * except.c (sjlj_emit_function_enter): Ditto.
4078 * flow.c (init_propagate_block_info): Ditto.
4079 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4080 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4081 insert_insn_end_bb): Ditto.
4082 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4083 find_if_case_2): Ditto.
4084 * lambda-code.c (perfect_nestify): Ditto.
4085 * lcm.c (optimize_mode_switching): Ditto.
4086 * loop-doloop.c (doloop_modify): Ditto.
4087 * loop-init.c (loop_optimizer_init): Ditto.
4088 * loop-iv.c (simplify_using_initial_values): Ditto.
4089 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4090 * loop-unswitch.c (unswitch_loop): Ditto.
4091 * modulo-sched.c (generate_prolog_epilog): Ditto.
4092 * predict.c (combine_predictions_for_insn, estimate_probability,
4093 tree_estimate_probability, last_basic_block_p,
4094 estimate_bb_frequencies): Ditto.
4095 * profile.c (branch_prob): Ditto.
4096 * regrename.c (copyprop_hardreg_forward): Ditto.
4097 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4098 * tracer.c (layout_superblocks): Ditto.
4099 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4100 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4101 cleanup_control_expr_graph, disband_implicit_edges,
4102 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4103 tree_verify_flow_info, tree_make_forwarder_block,
4104 tree_forwarder_block_p, remove_forwarder_block,
4105 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4106 * tree-if-conv.c (tree_if_conversion): Ditto.
4107 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4108 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4109 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4110 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4111 copy_loop_headers): Ditto.
4112 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4113 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4114 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4115 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4116 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4117 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4118 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4119 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4120 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4121 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4122 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4123 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4124 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4125 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4126 slpeel_add_loop_guard): Ditto.
4128 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4130 PR tree-optimization/15784
4131 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4134 * stmt.c (expand_case): Don't change index_type. Convert minval
4137 PR tree-optimization/20130
4138 * fold-const.c (fold): Fold x * -1 into -x.
4140 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4142 PR rtl-optimization/20331
4143 * rtlanal.c (modified_between_p): Check its address first for MEM.
4144 (modified_in_p): Likewise.
4146 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4148 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4150 2005-03-10 Steven Bosscher <stevenb@suse.de>
4152 * expr.c (expand_expr_real_1): If possible, use a conditional
4153 move for expanding MIN_EXPR and MAX_EXPR.
4154 Use temp for moving around rtx-en.
4156 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4159 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4162 2005-03-10 Roger Sayle <roger@eyesopen.com>
4164 * builtins.c (expand_builtin_signbit): Extend to handle floating
4165 point modes wider than the largest integer type, using the
4166 operand_subword_force function to obtain the signbit's word.
4168 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4171 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4172 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4174 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4176 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4178 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4180 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4182 (perform_edge_inserts): Unconditionally call
4183 free_dominator_info.
4185 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4187 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4189 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4191 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4193 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4195 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4197 (rtl_register_value_prof_hooks,
4198 tree_value_profile_transformations,
4199 tree_register_value_prof_hooks): Likewise.
4200 * var-tracking.c (stack_adjust_offset_pre_post,
4201 variable_htab_free, variable_union, dataflow_set_different_2,
4202 count_uses, variable_was_changed, set_frame_base_location,
4203 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4204 vt_add_function_parameters): Likewise.
4205 * varasm.c (named_section_real, named_section, make_decl_rtl,
4206 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4207 const_hash_1, compare_constant, copy_constant, force_const_mem,
4208 output_constant_pool_2, output_constant_pool_1, output_constant,
4209 output_constructor, make_decl_one_only, decl_tls_model,
4210 default_no_named_section, default_elf_select_section_1,
4211 default_unique_section_1): Likewise.
4212 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4213 * vmsdbgout.c (addr_const_to_string): Likewise.
4216 * function.c (struct assign_parm_data_one): Remove last_named
4218 (assign_parm_find_data_types): Don't determine last_named.
4219 Reorder named_parm determination.
4220 (assign_parms): Only setup varargs on the last non-varadic
4223 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4225 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4226 sda base address on medium model.
4228 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4230 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4231 * cfgloop.c (flow_loop_nodes_find): Export.
4232 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4234 * cfgloopmanip.c (fix_loop_structure): New function.
4235 * predict.c (predict_loops): Clean up the loops information.
4236 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4237 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4239 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4240 (rewrite_into_loop_closed_ssa): Declaration changed.
4241 * tree-loop-linear.c (linear_transform_loops): Add argument to
4242 rewrite_into_loop_closed_ssa call.
4243 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4244 * tree-ssa-loop-im.c (move_computations): Ditto.
4245 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4246 * tree-vectorizer.c (vectorize_loops): Ditto.
4247 * tree-optimize.c: Include cfgloop.h.
4248 (execute_todo): Choose whether to call cleanup_tree_cfg or
4249 cleanup_tree_cfg_loop.
4250 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4251 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4252 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4253 cleanup_tree_cfg_loop call.
4254 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4255 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4256 work on part of cfg.
4258 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4261 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4262 with multiple alternatives.
4264 * stmt.c (parse_output_constraint): Fix a typo.
4266 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4268 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4269 assembly directive instead of deprecated "no-generics".
4271 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4273 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4274 for non-offsettable memory references to cope with outstanding reload
4276 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4277 avoid losing outstanding address reloads.
4278 ("reload_outdi", "reload_outdf"): Likewise.
4280 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4282 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4283 code. Add more cbrt transformations.
4285 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4287 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4289 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4291 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4292 NULL_TREE when a given tree is not simplified.
4293 (fold): Return the original tree when any of the functions
4294 mentioned above NULL_TREE.
4296 * fold-const.c (fold_unary, fold_binary): Take decomposed
4297 arguments, code, type, op0, and op1 in case of fold_binary.
4298 (fold): Update calls to fold_unary and fold_binary.
4300 2005-03-09 Roger Sayle <roger@eyesopen.com>
4302 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4303 a fndecl and an arglist instead of a CALL_EXPR, exp.
4305 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4307 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4309 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4311 * expr.c (expand_assignment): Remove orig_to_rtx.
4313 * fold-const.c (int_const_binop): Remove no_overflow.
4315 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4317 * loop-iv.c (get_biv_step_1): Remove lhs.
4319 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4321 * real.c (real_nan): Remove neg.
4323 * function.c (thread_prologue_and_epilogue_insns): Remove i
4326 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4329 * tree-eh.c (tree_could_trap_p): Remove idx.
4331 * tree-into-ssa.c (ann): Remove ann.
4333 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4335 * tree-sra.c (decide_block_copy): Remove inst_count.
4337 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4339 * tree-ssa-loop-im.c (lhs): Remove.
4341 * cfgbuild.c (state, STATE, SET_STATE,
4342 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4344 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4345 (find_basic_blocks): Set the state of each basic block to
4348 2005-03-08 Jeff Law <law@redhat.com>
4350 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4351 goto results in the removal of edges in the CFG, then we need
4352 to recompute dominators.
4354 2005-03-09 Ben Elliston <bje@au.ibm.com>
4356 * c-common.c (c_do_switch_warnings): Comment fix.
4358 2005-03-08 Julian Brown <julian@codesourcery.com>
4360 * Patch from 2005-03-08 reverted for causing regressions and
4361 ppc-darwin bootstrap failure.
4363 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4365 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4366 Define the real function for ppc-darwin.
4367 * c-typeck.c (convert_arguments): Check for target-specific
4368 invalid argument call to unprototyped function.
4369 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4371 * target.h (invalid_arg_for_unprototyped_fn): New field
4373 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4374 default target hook.
4375 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4378 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4380 * c-typeck.c (constructor_stack, constructor_range_stack,
4381 initializer_stack): Make them static.
4383 * cfg.c (rbi_pool): Make it static.
4385 * gimple-low.c (lower_stmt_body): Make it static.
4386 * tree-flow.h: Remove the corresponding prototype. Don't
4389 * sched-deps.c (cache_size): Make it static.
4391 * stor-layout.c (lang_adjust_rli): Make it static.
4393 2005-03-08 Julian Brown <julian@codesourcery.com>
4395 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4396 from being used for symbols with vague linkage when
4397 HAVE_GAS_COMDAT_GROUP is true.
4399 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4401 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4402 nlabel == JUMP_LABEL (jump).
4404 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4406 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4407 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4408 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4409 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4411 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4414 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4415 * c-common.c (handle_returns_twice): New function.
4416 (c_common_attribute_table): Declare eturns_twice' attribute.
4417 * doc/extend.texi: Document eturns_twice' attribute.
4418 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4419 (struct tree_decl): Add returns_twice_flag.
4421 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4423 * tree-ssa-phiopt.c: Fix a comment typo.
4425 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4426 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4427 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4430 2005-03-08 Richard Henderson <rth@redhat.com>
4432 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4433 builtin codes with ctzdi2, clzdi2, popcountdi2.
4434 (struct alpha_builtin_def): Add is_const.
4435 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4436 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4437 (alpha_init_builtins): Init them. Set nothrow and const attributes
4439 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4440 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4441 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4442 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4443 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4444 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4445 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4446 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4447 (TARGET_FOLD_BUILTIN): New.
4448 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4449 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4451 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4453 2005-03-08 Ira Rosen <irar@il.ibm.com>
4455 PR tree-optimization/20122
4456 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4457 condition of access function instead of base.
4459 2005-03-07 Jeff Law <law@redhat.com>
4460 Steven Bosscher <stevenb@suse.de>
4462 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4463 (find_taken_edge): Call find_taken_edge_computed_goto as
4464 appropriate. Allow any gimple invariant rather than just
4465 INTEGER_CST for VAL.
4466 (cleanup_control_flow): Cleanup a computed goto which has turned
4468 (tree_merge_blocks): If block B has any forced labels, move
4469 them to the start of block A.
4470 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4471 computed gotos as well.
4472 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4473 removal of unnecessary computed gotos too.
4474 (lookup_redirection_data): Fix type of INSERT argument. Callers
4477 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4479 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4480 Remove trailing spaces.
4482 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4483 unshare_all_trees): Make them static.
4484 * tree-gimple.h: Remove the corresponding prototypes.
4486 * diagnostic.h: Remove unused prototype
4487 debug_output_buffer.
4488 * modulo-sched.c: Remove unused prototype
4489 set_row_column_for_ps.
4491 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4492 replace_phi_edge_with_variable): Remove unused variable i.
4494 2005-03-07 Per Bothner <per@bothner.com>
4496 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4498 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4501 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4502 bbs on the COND_EXPR instead of the PHI_NODEs.
4503 (candidate_bb_for_phi_optimization): Remove.
4504 (replace_phi_with_stmt): Rename to ...
4505 (replace_phi_edge_with_variable): this and change so that we
4506 replace the phi argument instead of removing the PHI.
4507 (conditional_replacement): Change so we deal with PHI with more
4509 (value_replacement): Likewise.
4510 (abs_replacement): Likewise.
4512 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4514 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4515 output_e500_flip_gt_bit.
4517 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4519 (rs6000_generate_compare): Fix logic to look at the correct bits.
4520 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4522 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4523 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4524 gen_move_from_CR_gt_bit.
4526 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4527 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4528 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4530 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4531 (E500_CR_IOR_COMPARE): New constant.
4533 2005-03-08 Earl Chew <earl_chew@agilent.com>
4534 David Billinghurst <David.Billinghurst@riotinto.com>
4536 * config/i386/host-cygwin.c: New file to support precompiled
4538 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4539 * config.host: Use above files for cygwin host.
4541 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4543 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4544 ordering ops from earlier change.
4546 2005-03-07 Per Bothner <per@bothner.com>
4548 Various fixes to allow us to again build if --enable-mapped-location:
4549 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4550 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4551 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4552 local variable loc. Change logic appropriately.
4553 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4554 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4555 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4556 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4557 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4559 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4561 PR rtl-optimization/19683
4562 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4563 number of bytes, to smallest_int_for_mode. Fix arguments to
4564 REG_CANNOT_CHANGE_MODE_P.
4566 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4568 * reorg.c (relax_delay_slots): Check that the jump is
4569 conditional before trying to invert it.
4571 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4573 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4576 * calls (stack_arg_under_construction): Make it static.
4578 * flow.c (regs_live_at_setjmp): Make it static.
4579 * flow.h: Remove the corresponding prototype.
4581 * reload1.c (reload_startobj, reload_firstobj,
4582 something_needs_operands_changed, reload_inherited,
4583 reload_inheritance_insn, reload_override_in,
4584 reload_spill_index): Make them static.
4586 * recog.c (verify_changes): Make it static.
4587 * recog.h: Remove the corresponding prototype.
4589 * cfgbuild.c (find_sub_basic_blocks): Remove.
4590 * basic-block.h: Remove the corresponding prototype.
4591 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4593 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4595 * tree-ssa-operands.c (check_build_stmt): Remove.
4597 * stor-layout.c (set_alignment): Remove.
4598 * tree.h: Remove the corresponding prototype.
4600 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4602 * tree-ssa-dce.c (control_dependence_map,
4603 visited_control_parents): Make them static.
4605 * cfghooks.c (verify_flow_info): Remove local variable
4608 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4611 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4613 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4615 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4617 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4619 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4620 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4621 PARALLEL for an empty structure.
4623 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4625 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4627 * fold-const.c (fold_binary): Unroll the very first "for"
4630 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4632 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4633 redundant match_code test.
4634 (scc_comparison_operator): Swap match_operand and match_code
4636 (branch_positive_comparison_operator): Same.
4637 (trap_comparison_operator): Use comparison_operator and swap with
4640 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4643 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4644 (out_movhi_r_mr): Read low byte of volatile MEM first.
4645 (out_movhi_mr_r): Write high byte of volatile MEM first.
4647 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4649 * cselib.c (reg_values, reg_values_size): Make them static.
4651 * cse.c (cse_reg_info_table): Make it static.
4653 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4655 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4657 * cse.c (find_best_addr): Use canon_for_address.
4659 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4661 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4662 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4663 SUBREG and MEM, respectively.
4665 * fold-const.c (fold_binary): Use code instead of t.
4667 * fold-const.c (optimize_minmax_comparison): Take decomposed
4668 arguments code, type, op0, and op1 instead of t.
4669 (fold_binary): Update a call to optimize_minmax_comparison.
4671 * fold-const.c (fold_range_test): Take decomposed arguments
4672 code, type, op0, and op1 instead of t.
4673 (fold_binary): Update a call to fold_range_test.
4675 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4676 decomposed arguments code, type, op0, and op1 instead of t.
4677 (fold_binary): Update a call to fold_range_test.
4679 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4681 * fold-const.c (fold_binary): Avoid directly using the original
4682 expression t as much as possible.
4684 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4686 * c-semantics.c (build_stmt): Use TYPE_P instead of
4687 IS_NON_TYPE_CODE_CLASS.
4688 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4689 (NON_TYPE_CHECK): Use TYPE_P instead of
4690 IS_NON_TYPE_CODE_CLASS.
4692 * fold-const.c (fold): Remove handling of binary expressions.
4694 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4696 * doc/c-tree.texi: Wrap comments in @r{}.
4697 * doc/cpp.texi: Likewise.
4698 * doc/cppinternals.texi: Likewise.
4699 * doc/extend.texi: Likewise.
4700 * doc/md.texi: Likewise.
4701 * doc/objc.texi: Likewise.
4702 * doc/sourcebuild.texi: Likewise.
4703 * doc/tm.texi: Likewise.
4706 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4708 * predict.c (apply_return_prediction): Standardize PHI chain
4710 * tree-ssa.c (ssa_redirect_edge): Likewise.
4712 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4713 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4716 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4717 * tree-flow.h: Adjust the prototype for remove_phi_node.
4718 * lambda-code.c (perfect_nestify): Adjust a call to
4721 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4722 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4724 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4725 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4726 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4727 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4729 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4730 of GEN_INT (trunc_int_for_mode (...)).
4731 * loop-iv.c (iv_number_of_iterations): Likewise.
4732 * postreload.c (reload_cse_move2add): Likewise.
4733 * simplify-rtx.c (simplify_const_unary_operation,
4734 simplify_const_binary_operation): Likewise.
4735 * stor-layout.c (get_mode_bounds): Likewise.
4737 * fold-const.c (fold_binary): New.
4738 (fold): Call fold_binary on binary expressions.
4740 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4742 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4743 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4744 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4745 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4746 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4748 2005-03-04 Devang Patel <dpatel@apple.com>
4750 PR tree-optimization/18815
4751 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4752 loops with zero exit edges.
4754 2005-03-04 Devang Patel <dpatel@apple.com>
4756 * doc/invoke.texi: Remove reference to webpage that does not exist.
4758 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4759 Joseph S. Myers <joseph@codesourcery.com>
4762 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4763 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4764 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4765 * pa.c (get_plabel): Change argument to symbol_ref. Call
4766 maybe_get_identifier instead of get_identifier.
4767 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4768 (struct deferred_plabel): Replace name field with symbol field.
4769 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4770 ASM_OUTPUT_EXTERNAL_REAL is defined.
4771 (output_global_address): Use output_addr_const for output of all
4773 (output_deferred_plabels): Use symbol_ref instead of name for address
4775 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4776 ASM_OUTPUT_SYMBOL_REF): New macros.
4777 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4779 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4782 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4784 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4785 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4787 2005-03-04 Jeff Law <law@redhat.com>
4789 * basic-block.h (rediscover_loops_after_threading): Declare.
4790 * tree-ssa-dom.c: Include cfgloop.h.
4791 (tree_ssa_dominator_optimize): Discover loops and some basic
4792 properties. Remove forwarder blocks recreated by loop header
4793 canonicalization. Also mark backedges in the CFG.
4794 * tree-ssa-threadupdate.c: Include cfgloop.h
4795 (rediscover_loops_after_threading): Define.
4796 (struct local_info): New field, JUMP_THREADED.
4797 (prune_undesirable_thread_requests): New function.
4798 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4799 then record that fact for the callers of redirct_edges.
4800 (thread_block): If BB has incoming backedges, then call
4801 prune_undesirable_thraed_requests. Note when we are
4802 going to have to rediscover loop information. Return a
4803 boolean indicating if any jumps were threaded.
4804 (thread_through_all_blocks): Bubble up boolean indicating
4805 if any jumps were threaded.
4806 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4807 (tree-ssa-threadupdate.o): Similarly.
4809 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4811 * fold-const.c (fold_ternary): Unroll the "for" loop to
4814 2005-03-04 Andrew Haley <aph@redhat.com>
4816 * unwind-dw2-fde-glibc.c (struct
4817 unw_eh_callback_data.check_cache): New field.
4818 (frame_hdr_cache): New.
4819 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4820 Cache frame header info.
4822 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4824 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4825 (print_c_condition): Declare.
4826 * read-rtl.c (ptr_loc): New structure.
4827 (ptr_locs, ptr_loc_obstack, joined_conditions)
4828 (joined_conditions_obstack): New variables.
4829 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4830 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4831 (join_c_conditions, print_c_condition): New functions.
4832 (apply_macro_to_string): Associate the new string with the same
4833 source location as the old one.
4834 (add_condition_to_string): Use join_c_conditions.
4835 (read_string): Use set_rtx_ptr_loc to record a filename and line
4836 number for the string.
4837 (read_rtx): Initialize the new variables above.
4838 * genattrtab.c (write_test_expr, write_attr_value): Use
4840 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4841 comment above the GCC_VERSION check.
4842 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4843 Inline the definition of MAYBE_EVAL.
4844 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4845 * genoutput.c (process_template): Likewise.
4846 * genpreds.c (write_predicate_subfunction): Likewise.
4847 (write_predicate_expr): Use print_c_condition.
4848 * genrecog.c (write_cond): Likewise.
4849 * gensupport.c (process_rtx): Use join_c_conditions to join the
4850 conditions of a define_insn_and_split. Record a source location
4851 for the string after the "&&".
4852 (alter_test_for_insn): Use join_c_conditions.
4854 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4857 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4858 PR tree-optimization/15784
4859 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4862 2005-03-04 Ben Elliston <bje@au.ibm.com>
4864 * gcc.c (option_map): Add --coverage.
4865 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4866 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4867 * config/darwin.h: Pass -lgcov for `coverage'.
4868 * doc/invoke.texi (Debugging Options): Document --coverage.
4870 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4872 * gcse.c (bypass_block): Use find_edge wherever possible.
4874 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4878 * c-opts.c (c_common_parse_file): Call start_source_file
4879 and end_source_file at the approriate times.
4881 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4882 the main file, it will be done for us now.
4884 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4886 * fold-const.c (fold_ternary): New.
4887 (fold): Call fold_ternary on ternary expressions. Remove
4888 handling of ternary expressions.
4890 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4892 PR tree-optimization/15784
4893 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4896 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4898 * config/rs6000/predicates.md (branch_comparison_operator):
4899 Convert from C block to conditional format.
4901 2005-03-03 Jan Hubicka <jh@suse.cz>
4903 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4904 and non-constant public variables.
4906 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4908 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4911 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4914 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4915 calls to release_ssa_name and release_phi_node.
4917 * fold-const.c (fold): Remove handling of unary expressions.
4919 * fold-const.c (fold_unary): Avoid directly using the original
4920 expression t as much as possible.
4922 2005-03-03 Roger Sayle <roger@eyesopen.com>
4923 Andrew Pinski <pinskia@physics.uc.edu>
4925 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4926 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4928 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4930 Describe special registers SRP and MOF as allocatable registers.
4931 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4932 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4933 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4934 TARGET_HAS_MUL_INSNS.
4935 (cris_print_operand) <case 'd'>: New case.
4936 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4937 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4939 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4940 (REG_ALLOC_ORDER): Update for MOF.
4941 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4943 (GENERAL_REGS): No longer a define of ALL_REGS.
4944 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4945 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4947 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4948 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4949 (SECONDARY_RELOAD_CLASS): Define.
4950 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4951 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4952 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4953 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4954 (REGISTER_MOVE_COST): Define.
4955 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4956 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4957 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4958 (CRIS_MOF_REGNUM): New define_constants.
4959 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4961 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4963 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4964 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4965 Adjust for MOF being properly described as a register.
4966 (indir_to_reg_split): Name this split. Conditionalize on the
4967 destination register being a general register.
4968 (movei): Conditionalize on on operands 0 and 1 having the same
4971 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4974 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4975 -mcpu to override any other explicitly given flags.
4977 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4979 * recog.c (verify_changes, confirm_change_group): New functions,
4980 broken out of apply_change_group.
4981 (apply_change_group): Use them.
4982 * recog.h (verify_change, confirm_change_group): Declare.
4983 * rtl.h (redirect_jump_2): Declare.
4984 * jump.c (redirect_exp, invert_exp): Delete.
4985 (invert_exp_1): Take second parameter. Return value. Changed caller.
4986 (redirect_jump_2): New function, broken out of redirect_jump.
4987 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4988 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4989 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4991 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4993 * varasm.c (named_section): Use xstrdup rather than doing it by
4996 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4998 2005-03-02 Devang Patel <dpatel@apple.com>
5000 Undo PR tree-optimization/18815 fix.
5002 2005-03-02 Devang Patel <dpatel@apple.com>
5004 PR tree-optimization/18815
5005 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5006 loops with zero exit edges.
5008 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5010 * cfg.c (connect_src, connect_dest, disconnect_src,
5011 disconnct_dest): New.
5012 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5013 redirect_edge_pred): Use the new functions.
5015 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5016 free_dominance_info only when needed.
5018 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5021 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5022 (reg_or_sub_cint64_operand): Same.
5024 2005-03-02 Jeff Law <law@redhat.com>
5026 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5027 CFG_ALTERED in the main DOM iteration loop.
5029 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5032 * varasm.c (initializer_constant_valid_p): Allow conversions
5033 between OFFSET_TYPEs. Tidy.
5035 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5037 * config/cris/cris.md ("return"): Remove epilogue delay list
5040 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5042 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5044 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5046 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5048 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5049 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5050 config/m68k/m68k.c, config/mips/mips.h,
5051 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5052 doc/include/gcc-common.texi: Update copyright.
5054 PR middle-end/18029 and PR middle-end/18030
5055 * expr.c (optimize_bitfield_assignment_op): Add a special case
5056 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5058 * fold-const.c (fold_unary): New.
5059 (fold): Call fold_unary on unary expressions.
5061 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5063 * cgraph.h (struct cgraph_edge): Add prev_caller and
5065 (cgraph_node_remove_callees): Export.
5066 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5068 (cgraph_edge_remove_callee): New function.
5069 (cgraph_edge_remove_caller): Likewise.
5070 (cgraph_remove_edge): Use.
5071 (cgraph_redirect_edge_callee): Likewise.
5072 (cgraph_node_remove_callees): New function.
5073 (cgraph_node_remove_callers): Likewise.
5074 (cgraph_remove_node): Use.
5075 * tree-optimize.c (tree_rest_of_compilation): Use
5076 cgraph_node_remove_callees instead of manual loop.
5077 * cgraphunit.c (cgraph_finalize_function): Likewise.
5078 (cgraph_expand_function): Likewise.
5079 (cgraph_remove_unreachable_nodes): Likewise.
5081 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5084 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5086 * c-decl.c (undeclared_variable): Take location as argument.
5087 * c-typeck.c (build_external_ref): Likewise.
5088 * c-parser.c (c_parser_postfix_expression): Pass location of
5089 identifier to build_external_ref.
5091 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5093 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5094 CCEQ mode for branch_positive_comparison_operator test.
5095 * config/rs6000/predicates (branch_comparison_operator): Revert to
5097 (scc_comparison_operator): Same.
5098 (branch_positive_comparison_operator): Same.
5100 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5102 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5103 (cris_delay_slots_for_epilogue): Remove.
5104 (save_last): Move into cris_target_asm_function_epilogue.
5105 (cris_target_asm_function_epilogue): Remove tests for file being
5107 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5108 (cris_delay_slots_for_epilogue): Remove prototypes.
5109 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5110 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5112 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5114 * config/rs6000/predicates.md (branch_comparison_operator): Change
5115 to define_special_predicate.
5116 (scc_comparison_operator): Same.
5117 (branch_positive_comparison_operator): Same.
5119 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5121 * Makefile.in (tree-ssa-sink.o): New.
5122 (OBJS-common): Add tree-ssa-sink.o.
5123 * common.opt: Add -ftree-sink
5124 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5125 * timevar.def (TV_TREE_SINK): new timevar.
5126 * tree-flow.h (is_hidden_global_store): Prototype.
5127 * tree-optimize.c (init_tree_optimization_passes): Add
5129 * tree-pass.h (pass_sink_code): New.
5130 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5131 for non-obvious global store store to is_hidden_global_store, and
5132 call that new function.
5133 * tree-ssa-sink.c: New file.
5134 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5135 * doc/passes.texi: Document forward store motion.
5136 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5137 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5138 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5139 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5141 2005-03-01 Per Bothner <per@bothner.com>
5143 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5144 and we have a non-zero column-number, add it to the message.
5145 Also factor out the diagnostic_kind_text.
5147 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5149 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5150 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5151 flow_loop_scan): Removed.
5152 (flow_loop_dump): Do not dump removed fields.
5153 (flow_loop_free): Do not free removed fields.
5154 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5155 (loop_exit_edge_p): New function.
5156 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5157 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5158 num_exits, exits_doms.
5159 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5160 LOOP_EDGES, LOOP_ALL): Removed.
5161 (flow_loop_scan): Declaration removed.
5162 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5163 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5165 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5166 (if_convert): Call flow_loops_find and flow_loops_free
5167 when calling mark_loop_exit_edges.
5168 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5169 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5170 free_dominance_info calls.
5171 * loop-init.c (flow_loops_find): Ditto.
5172 * passes.c (rest_of_handle_branch_prob): Ditto.
5173 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5174 * loop-unroll.c (analyze_insns_in_loop): Do not use
5176 * predict.c (predict_loops): Do not call flow_loop_scan.
5177 Use get_loop_exit_edges.
5178 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5179 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5180 Do not use EDGE_LOOP_EXIT.
5181 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5182 to bb_with_exit_edge_p.
5183 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5184 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5185 to bb_with_exit_edge_p.
5186 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5188 * tree-loop-linear.c (linear_transform_loops): Do not call
5189 flow_loop_scan. Use loop->single_exit.
5190 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5191 (vect_analyze_loop_form): Do not call flow_loop_scan.
5192 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5194 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5196 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5197 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5198 slpeel_tree_duplicate_loop_to_edge_cfg,
5199 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5200 Use loop_preheader_edge and loop->single_exit. Do not call
5203 2005-03-01 Nick Clifton <nickc@redhat.com>
5205 * config/arm/arm.c (thumb_find_work_register): Check all of the
5206 argument registers to see if they are free, and a couple of
5207 special cases where the last argument register but can be proved
5208 to be available during the function's prologue.
5209 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5210 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5211 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5213 (thumb_compute_save_reg_mask): Likewise. Also use
5214 thumb_find_work_register() to ensure that there is agreement about
5215 which work register is going to be used in the prologue.
5216 (thumb_output_function_prologue): Use unsigned long as the type
5217 for the register bit-mask. Also delay pushing the link register if
5218 other high registers are going to be pushed.
5219 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5220 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5221 redundant prototypes.
5223 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5226 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5227 and after reload in REG+REG indexed addresses without REG_POINTER
5228 set in the base and not set in the index.
5230 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5232 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5233 Don't undefine here.
5234 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5235 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5236 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5237 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5238 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5240 * config.gcc (sh*-*-linux*): Use config/linux.h.
5242 2005-02-28 Dale Johannesen <dalej@apple.com>
5243 Stan Shebs <shebs@apple.com>
5245 Rewrite of 64-bit Darwin structure-by-value pass/return.
5246 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5247 intoffset, use_stack, named.
5248 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5249 (rs6000_darwin64_record_arg_advance_flush): New.
5250 (rs6000_darwin64_record_arg_advance_recurse): New.
5251 (rs6000_darwin64_record_arg_flush): New.
5252 (rs6000_darwin64_record_arg_recurse): New.
5253 (rs6000_darwin64_record_arg): New.
5254 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5255 (function_arg_boundary): Handle 128-bit aligned structs.
5256 (function_arg_advance): Rewrite darwin64 struct handling.
5257 (function_arg): Call rs6000_darwin64_record_arg.
5258 (function_arg_partial_nregs): Handle darwin64 structs.
5259 (rs6000_darwin64_function_value): Remove.
5260 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5262 2005-02-28 Roger Sayle <roger@eyesopen.com>
5264 PR tree-optimization/20216
5265 * tree-chrec.c (tree_fold_factorial): Delete.
5266 (tree_fold_binomial): Change argument list to take a return type
5267 and change the type of K to unsigned int. Rewrite to avoid explicit
5268 evaluation of factorials, and (recursively) calling fold to perform
5269 compile-time arithmetic. Return NULL on (internal) overflow.
5270 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5271 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5272 if any intermediate calculation overflows.
5273 (chrec_apply): Update call to chrec_evaluate.
5275 2005-02-28 James E Wilson <wilson@specifixinc.com>
5277 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5279 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5282 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5283 instead of NULL_TREE on error.
5285 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5287 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5288 (EASY_VECTOR_15_ADD_SELF): Remove.
5289 (num_insns_constant_wide): Not static.
5290 (validate_condition_mode): Not static.
5291 (toc_relative_expr_p): Not static.
5292 (legitimate_indirect_address_p): Not static.
5293 (macho_lo_sum_memory_operand): Not static.
5294 (invalid_e500_subreg): Not static.
5295 (easy_vector_same): Not static.
5296 (easy_vector_splat_const): Not static.
5297 (RS6000_SYMBOL_REF_TLS_P): Remove.
5298 (any_operand): Delete.
5299 (any_parallel_operand): Delete.
5300 (count_register_operand): Delete.
5301 (altivec_register_operand): Delete.
5302 (xer_operand): Delete.
5303 (s8bit_cint_operand): Delete.
5304 (short_cint_operand): Delete.
5305 (u_short_cint_operand): Delete.
5306 (non_short_cint_operand): Delete.
5307 (exact_log2_cint_operand): Delete.
5308 (gpc_reg_operand): Delete.
5309 (cc_reg_operand): Delete.
5310 (cc_reg_not_cr0_operand): Delete.
5311 (reg_or_short_operand): Delete.
5312 (reg_or_neg_short_operand): Delete.
5313 (reg_or_aligned_short_operand): Delete.
5314 (reg_or_u_short_operand): Delete.
5315 (reg_or_cint_operand): Delete.
5316 (reg_or_arith_cint_operand): Delete.
5317 (reg_or_add_cint64_operand): Delete.
5318 (reg_or_sub_cint64_operand): Delete.
5319 (reg_or_logical_cint_operand): Delete.
5320 (got_operand): Delete.
5321 (got_no_const_operand): Delete.
5322 (easy_fp_constant): Delete.
5323 (easy_vector_constant): Delete.
5324 (easy_vector_constant_add_self): Delete.
5325 (zero_constant): Delete.
5326 (zero_fp_constant): Delete.
5327 (volatile_mem_operand): Delete.
5328 (offsettable_mem_operand): Delete.
5329 (mem_or_easy_const_operand): Delete.
5330 (add_operand): Delete.
5331 (non_add_cint_operand): Delete.
5332 (logical_operand): Delete.
5333 (non_logical_cint_operand): Delete.
5334 (mask_operand): Delete.
5335 (mask_operand_wrap): Delete.
5336 (mask64_operand): Delete.
5337 (mask64_2_operand): Delete.
5338 (and64_operand): Delete.
5339 (and64_2_operand): Delete.
5340 (and_operand): Delete.
5341 (reg_or_mem_operand): Delete.
5342 (lwa_operand): Delete.
5343 (symbol_ref_operand): Delete.
5344 (call_operand): Delete.
5345 (current_file_function_operand): Delete.
5346 (input_operand): Delete.
5347 (rs6000_nonimmediate_operand): Delete.
5348 (rs6000_tls_symbol_ref): Delete.
5349 (save_world_operation): Delete.
5350 (restore_world_operation): Delete.
5351 (load_multiple_operation): Delete.
5352 (store_multiple_operation): Delete.
5353 (vrsave_operation): Delete.
5354 (mfcr_operation): Delete.
5355 (mtcrf_operation): Delete.
5356 (lmw_operation): Delete.
5357 (stmw_operation): Delete.
5358 (branch_comparison_operator): Delete.
5359 (branch_positive_comparison_operator): Delete.
5360 (scc_comparison_operator): Delete.
5361 (trap_comparison_operator): Delete.
5362 (boolean_operator): Delete.
5363 (boolean_or_operator): Delete.
5364 (min_max_operator): Delete.
5365 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5366 (EASY_VECTOR_15): Moved to here.
5367 (EASY_VECTOR_15_ADD_SELF): Move to here.
5368 (PREDICATE_CODES): Delete.
5369 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5370 Declare functions no longer static.
5371 * config/rs6000/predicates.md: New.
5372 * config/rs6000/rs6000.md: Include predicates.md
5374 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5376 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5377 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5379 * cfgrtl.c (need_fake_edge_p): Likewise.
5380 * combine.c (distribute_notes): Likewise.
5381 * emit-rtl.c (try_split): Likewise.
5382 * recog.c (peephole2_opimize): Likewise.
5383 * reg-notes.def (ALWAYS_RETURN): Remove.
5384 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5385 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5386 * tree.h (ECF_ALWAYS_RETURN): Remove.
5388 2005-02-28 Roger Sayle <roger@eyesopen.com>
5391 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5392 between different machine modes is never a "useless" conversion.
5394 2005-02-28 Geert Bosch <bosch@gnat.com>
5397 * doc/contrib.texi: List contributors for Ada front end
5399 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5401 * simplify-rtx.c (simplify_unary_operation_1,
5402 simplify_const_unary_operation): New, extracted from...
5403 (simplify_unary_operation): ... this one.
5404 (simplify_binary_operation_1,
5405 simplify_const_binary_operation): New, extracted from...
5406 (simplify_binary_operation): ... this one.
5407 * rtl.h (simplify_const_unary_operation,
5408 simplify_const_binary_operation): Add prototypes.
5410 2005-02-28 Julian Brown <julian@codesourcery.com>
5412 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5413 building libjava and caused PR regression/20228.
5415 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5418 * Makefile.in (host_subdir): New.
5419 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5420 * configure: Regenerate.
5422 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5424 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5425 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5426 installation directory first.
5428 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5431 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5432 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5433 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5434 * config/cris/cris.md: Tweak comments referring to Q.
5435 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5436 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5437 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5438 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5439 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5440 Insert spaces in constraints to align alternatives vertically for
5442 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5445 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5447 PR rtl-optimization/17728
5448 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5449 operand 0 from general_operand to move_dest_operand.
5451 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5453 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5454 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5455 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5456 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5458 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5460 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5461 * configure: Regenerate.
5462 * libada-mk.in: Remove CC; rename
5463 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5465 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5468 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5469 for the lhs, also walk over the tree. Likewise for rhs.
5471 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5473 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5474 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5475 Do not propagate value of iv before increment over the increment.
5477 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5479 * c-parser.c: New file.
5480 * c-parse.in: Remove.
5481 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5483 (c-parser.o): Add dependencies.
5484 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5485 maintainer-clean, TAGS): Update.
5486 * c-config-lang.in (gtfiles): Update.
5487 * gengtype-lex.l: Don't handle "@@".
5488 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5489 objc_build_synchronized, objc_begin_try_stmt,
5490 objc_begin_catch_clause, objc_finish_catch_clause,
5491 objc_build_finally_clause, objc_finish_try_stmt): New.
5492 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5494 (c_parse_init): Update comment.
5495 * c-decl.c (c_init_decl_processing): Update comment.
5496 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5497 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5498 new c_declspecs members.
5500 2005-02-25 Julian Brown <julian@codesourcery.com>
5502 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5503 from being used for symbols with vague linkage when
5504 HAVE_GAS_COMDAT_GROUP is true.
5506 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5508 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5510 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5513 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5514 (LIBGCC2_HAS_DF_MODE): New.
5515 (LIBGCC2_HAS_XF_MODE): New.
5516 (LIBGCC2_HAS_TF_MODE): New.
5517 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5518 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5519 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5520 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5521 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5522 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5523 and add _fixtfdi, _fixunstfdi, _floatditf
5524 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5525 L_fixunstfdi, L_floatditf.
5526 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5527 (LIBGCC2_HAS_TF_MODE): Define.
5529 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5531 PR tree-optimization/20204
5532 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5533 REWRITE_THIS_STMT markers on PHI nodes.
5534 (rewrite_initialize_block): Likewise.
5536 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5538 * version.c (version_string): Update to 4.1.
5540 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5542 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5543 Clarify that the alternative way doesn't work in GNU C++.
5545 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5547 PR tree-optimization/19937
5548 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5549 to the type of the induction variable.
5551 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5553 PR rtl-optimization/20117
5554 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5555 the block including noncopyable insn.
5557 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5559 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5560 calls to find_reg_note.
5562 2005-02-24 Richard Henderson <rth@redhat.com>
5565 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5568 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5570 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5571 vector types if to use base reg for misaligned non-word ld/std.
5573 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5576 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5577 dwarf2 label manually and put it after, not before the prologue.
5579 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5582 * reload.c (operands_match_p): Only increment register number for
5583 SCALAR_INT_MODE_P modes in multiple hard registers.
5585 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5588 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5590 * ChangeLog.5: Fix log message typo(s).
5591 * ChangeLog.7: Likewise.
5592 * ChangeLog.tree-ssa: Likewise.
5593 * cfgexpand.c: Fix comment typo(s).
5594 * conflict.c: Likewise.
5595 * defaults.h: Likewise.
5596 * dwarf2out.c: Likewise.
5598 * ggc-page.c: Likewise.
5599 * tree-eh.c: Likewise.
5600 * tree-ssa-dom.c: Likewise.
5602 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5605 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5606 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5607 if SHARED is defined.
5610 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5611 allow splitting only if operands 0 and 3 don't overlap.
5613 2005-02-24 Richard Henderson <rth@redhat.com>
5616 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5617 (fold_builtin_1): Call them.
5618 * fold-const.c (fold_complex_mult_parts): Split out from ...
5619 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5620 (fold_complex_div_parts, fold_complex_div): New.
5622 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5624 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5626 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5627 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5629 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5630 (print_node): Likewise.
5631 Print TYPE_SIZES_GIMPLIFIED.
5633 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5635 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5636 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5637 operands as commutative in constraints.
5639 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5641 * tree-into-ssa.c: Re-organize internal functions.
5643 2005-02-24 Richard Henderson <rth@redhat.com>
5646 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5648 * common.opt (fcx-limited-range): New.
5649 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5650 * toplev.c (flag_complex_method): Initialize to 1.
5651 (process_options): Set flag_complex_method to 0 if
5652 flag_cx_limited_range.
5653 * doc/invoke.texi (-fcx-limited-range): New.
5655 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5657 * cse.c (delete_trivially_dead_insns): Speed up by using
5658 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5661 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5663 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5664 functions when -mid-shared-library is being used.
5666 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5668 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5669 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5670 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5671 * system.h: Poison LINK_LIBGCC_SPECIAL.
5673 2005-02-23 James E Wilson <wilson@specifixinc.com>
5675 * gengtype.c (note_insn_name): Make 1 element larger.
5677 2005-02-23 Roger Sayle <roger@eyesopen.com>
5680 PR rtl-optimization/20097
5681 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5682 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5684 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5686 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5687 * t-aix52 (SHLIB_INSTALL): Same.
5689 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5691 * genpreds.c: Update copyright.
5693 2005-02-23 Michael Beach <michaelb@ieee.org>
5696 * config/sparc/t-elf (startup files): Assemble with CPP.
5698 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5700 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5701 (write_predicate_expr): Likewise.
5703 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5705 PR tree-optimization/20100
5706 PR tree-optimization/20115
5707 * tree-optimize.c (init_tree_optimization_passes): Remove
5708 pass_maybe_create_global_var.
5709 * tree-pass.h (pass_maybe_create_global_var): Remove.
5710 * tree-ssa-alias.c (aliases_computed_p): Declare.
5711 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5712 (count_calls_and_maybe_create_global_var): Remove.
5713 (pass_maybe_create_global_var): Remove.
5714 (init_alias_info): Do not declare aliases_computed_p.
5715 (maybe_create_global_var): If the function contains no
5716 call-clobbered variables and a mix of pure/const and regular
5717 function calls, create .GLOBAL_VAR.
5718 Mark all call-clobbered variables for renaming.
5719 (merge_pointed_to_info): Update comment.
5720 (add_pointed_to_var): Likewise.
5721 (is_escape_site): Likewise.
5722 Accept struct alias_info * instead of size_t *.
5724 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5726 * tree-ssa-operands.c (get_call_expr_operands): If
5727 ALIASES_COMPUTED_P is false, do not add call-clobbering
5729 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5730 (delete_tree_ssa): Likewise.
5732 2005-02-22 James E Wilson <wilson@specifixinc.com>
5734 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5735 (do_compile): Do call it here.
5737 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5739 PR rtl-optimization/20017.
5740 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5741 rest_of_handle_cse2, rest_of_handle_gcse): Call
5742 delete_dead_jumptables immediately before calling cleanup_cfg.
5744 2005-02-22 Devang Patel <dpatel@apple.com>
5747 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5750 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5752 * config/rs6000/aix.h (WINT_TYPE): Define.
5754 2005-02-22 Stan Shebs <shebs@apple.com>
5756 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5757 natural alignment for 64-bit Darwin.
5758 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5760 * doc/invoke.texi: Document this.
5762 2005-02-22 DJ Delorie <dj@redhat.com>
5764 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5765 to make_[un]signed_type, not the mode itself.
5767 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5769 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5770 not available. Use tail calls wherever possible.
5771 (make_edge): Call unchecked_make_edge to create an edge.
5773 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5774 (coalesce_ssa_name): Don't check for
5775 SSANORM_USE_COALESCE_LIST.
5776 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5778 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5780 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5781 (rewrite_into_ssa): ... here.
5783 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5785 PR tree-optimization/19786
5786 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5787 tag to another's may-alias bitmap when adding to the other's list.
5789 2005-02-21 DJ Delorie <dj@redhat.com>
5791 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5792 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5793 registers in unsupported ways.
5794 * expmed.c (init_expmed): Likewise.
5796 2005-02-21 Stan Cox <scox@redhat.com>
5798 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5800 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5802 * tree-cfg.c (fold_cond_expr_cond): New.
5803 (make_edges): Call fold_cond_expr_cond.
5804 (find_taken_edge): Accept nothing but INTEGER_CST.
5805 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5807 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5809 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5810 that do not belong to any basic block.
5812 2005-02-21 Jeff Law <law@redhat.com>
5814 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5817 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5819 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5820 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5821 Adjust their definitions.
5822 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5823 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5825 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5826 genautomata.c, langhooks.c, langhooks.h, system.h,
5827 config/arm/lib1funcs.asm: Update copyright.
5829 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5831 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5833 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5836 * doc/install.texi: Document --with-gc.
5838 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5840 * simplify-rtx.c (simplify_unary_operation): Add a missing
5843 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5845 PR tree-optimization/18663
5846 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5847 if the type has variable bounds.
5849 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5851 * gcse.c: Remove an obsolete comment.
5853 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5855 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5857 * doc/extend.texi (Function Attributes) <Attribute const>: The
5858 attribute "pure" is below this text, not above.
5860 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5862 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5863 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5864 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5866 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5869 * langhooks.h (struct lang_hooks): Add to_target_charset.
5870 * langhooks.c (lhd_to_target_charset): New function.
5871 * langhooks-def.h: Declare lhd_to_target_charset.
5872 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5873 (LANG_HOOKS_INITIALIZER): Update.
5874 * c-common.c (c_common_to_target_charset): New function.
5875 * c-common.h: Declare it.
5876 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5877 c_common_to_target_charset.
5879 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5880 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5882 * system.h: Poison them.
5883 * doc/tm.texi: Don't discuss them.
5884 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5885 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5886 (pp_c_char): Do not attempt to generate letter escapes for
5888 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5889 * config/mips/mips.c (mips_output_ascii): Likewise.
5891 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5893 PR tree-optimization/19951
5894 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5897 2005-02-19 Steven Bosscher <stevenb@suse.de>
5900 * function.h (struct function): New field `max_loop_depth'.
5901 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5902 (flow_loops_find): Reset the max loop depth count before finding loops.
5903 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5904 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5905 (calculate_global_regs_live): Make sure the loop will terminate
5906 when the initial sets are not empty.
5908 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5910 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5912 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5914 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5917 * doc/invoke.texi: Remove documentation of %M spec.
5919 (init_spec): Remove %M suffix from -lgcc_s.
5920 (do_spec_1): Remove 'M' case.
5921 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5922 to put shared libraries in the multilib directory. Remove the
5923 shlib_so_soname substitution variable. Don't add a multilib encoding
5924 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5925 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5926 SHLIB_INSTALL as well as SHLIB_LINK.
5927 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5928 (SHLIB_NAME): Delete.
5929 (SHLIB_DIR): New macro.
5930 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5931 (SHLIB_INSTALL): Adjust accordingly.
5932 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5933 * config/t-slibgcc-sld: Likewise.
5934 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5935 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5936 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5938 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5939 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5940 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5941 Use @shlib_base_name@ instead of @shlib_so_name@.
5942 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5943 and @shlib_base_name@.so in @multilib_dir@.
5944 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5945 to the install path.
5946 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5947 (SHLIB_LINK): Remove previous workaround.
5948 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5949 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5950 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5952 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5953 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5954 (SHLIB_INSTALL): Adjust accordingly.
5955 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5956 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5957 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5958 config/t-slibgcc-elf-ver.
5960 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5961 Jakub Jelinek <jakub@redhat.com>
5963 PR tree-optimization/19828
5964 * tree-ssa-loop-im.c: Add a TODO comment.
5965 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5966 without side-effects.
5968 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5970 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5973 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5975 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5976 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5977 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5979 (ia64_reorg): Delete fixup_errata call.
5980 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5981 (TARGET_SWITCHES): Delete -mb-step entry.
5983 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5986 * c-typeck.c (composite_type): Handle quals in transparent unions.
5987 (type_lists_compatible_p): Likewise.
5989 2005-02-18 Stan Shebs <shebs@apple.com>
5991 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5992 expressions in the .literal8 section.
5994 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5996 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5998 2005-02-18 Roger Sayle <roger@eyesopen.com>
6000 * fold-const.c (constant_boolean_node): Always create values of the
6001 specified type, don't bother calling truthvalue_conversion.
6003 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6005 * except.c (output_function_exception_table): Call
6006 assemble_external_libcall (eh_personality_libfunc).
6008 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6011 * config/ia64/ia64.h (struct machine_function): Add state_num.
6012 * config/ia64/ia64.c (process_epilogue,
6013 process_for_unwind_directive): Use new unwind state numbers each
6014 time rather than state 1.
6016 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6019 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6020 before the "*llgt_didi" pattern.
6022 2005-02-18 Jason Merrill <jason@redhat.com>
6024 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6026 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6028 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6029 (div0): Use it in place of ARM_FUNC_ALIAS.
6030 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6032 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6035 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6036 access, the lower bound of the array type if it exists.
6038 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6041 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6042 cases that are out-of-range for the index type.
6044 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6046 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6047 (estimate_case_costs): Don't call convert.
6048 * expmed.c (expand_shift): Likewise.
6049 (make_tree): Call fold_convert instead of convert.
6051 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6054 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6055 that ref to be marked MEM_READONLY_P doesn't have base that needs
6058 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6060 * genautomata.c (output_get_cpu_unit_code_func,
6061 output_cpu_unit_reservation_p): Don't generate old-style function
6064 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6067 PR tree-optimization/20009
6068 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6070 PR tree-optimization/18947
6071 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6072 inline, remove all nodes that are inlined into the extern inline
6075 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6077 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6078 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6079 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6080 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6083 2005-02-17 Roger Sayle <roger@eyesopen.com>
6085 PR tree-optimization/19917
6086 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6087 to be potentially trapping.
6089 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6091 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6093 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6095 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6096 tem becomes a local variable which is set to the value of the
6097 back end defined INITIAL_FRAME_ADDRESS macro.
6098 (expand_builtin_frame_address): Omit the base parameter to
6099 expand_builtin_return_addr.
6100 (expand_builtin_profile_func): Likewise.
6101 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6102 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6103 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6105 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6107 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6108 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6109 * config/frv/frv.c (frv_function_epilogue): Likewise.
6111 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6113 * lambda-code (perfect_nestify): Remove mark/unmark
6115 * tree-loop-linear.c (linear_transform_loops): Add
6116 rewrite_into_ssa call so that ssa is correct for
6117 rewriting into loop closed.
6119 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6121 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6122 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6124 * bt-load.c (btr_def_live_range, combine_btr_defs,
6125 migrate_btr_def, migrate_btr_defs): Likewise.
6126 * cfgcleanup.c (thread_jump): Likewise.
6127 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6128 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6129 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6130 df_rd_local_compute, df_reg_info_compute): Likewise.
6131 * dominance.c (init_dom_info, free_dom_info): Likewise.
6132 * flow.c (init_propagate_block_info,
6133 free_propagate_block_info): Likewise.
6134 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6135 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6136 modify_reg_pav): Likewise.
6137 * loop-invariant.c (find_defs, find_invariant_insn,
6138 find_invariants, free_inv_motion_data): Likewise.
6139 * predict.c (tree_predict_by_opcode,
6140 estimate_bb_frequencies): Likewise.
6141 * stmt.c (expand_case): Likewise.
6142 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6143 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6144 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6145 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6146 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6147 rewrite_ssa_into_ssa): Likewise.
6148 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6149 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6150 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6151 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6152 * tree-sra.c (tree_sra): Likewise.
6153 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6154 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6155 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6156 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6157 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6158 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6160 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6161 calculate_live_on_entry, calculate_live_on_exit,
6162 build_tree_conflict_graph): Likewise.
6163 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6164 record_important_candidates, set_use_iv_cost, find_depends,
6165 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6166 tree_ssa_iv_optimize_finalize): Likewise.
6167 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6168 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6169 tree_duplicate_loop_to_header_edge): Likewise.
6170 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6171 * tree-ssa.c (verify_flow_insensitive_alias_info,
6172 verify_name_tags, verify_ssa, init_tree_ssa,
6173 delete_tree_ssa): Likewise.
6174 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6175 fini_ssanames): Likewise.
6176 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6178 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6180 * config/rs6000/t-rtems: Completely reworked.
6182 2005-02-17 Ira Rosen <irar@il.ibm.com>
6184 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6186 2005-02-17 Ira Rosen <irar@il.ibm.com>
6188 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6189 POINTER_TYPE_P when checking that type is a pointer.
6190 (vect_get_memtag): Remove.
6191 (vect_address_analysis): Use POINTER_TYPE_P. Call
6192 vect_object_analysis with dummy parameter for memtag.
6193 (vect_object_analysis): Extract memtag (functionality that
6194 used to be in vect_get_memtag and moved here). Fix printings.
6195 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6196 with correct parameters. Remove call to vect_get_memtag.
6198 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6200 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6201 (tree-vectorizer.o): Added missing dependencies.
6203 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6205 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6206 declaration in tree-vectorizer.c, now has an extern declaration in
6208 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6209 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6210 get_vectype_for_scalar_type, vect_is_simple_use,
6211 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6212 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6213 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6214 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6215 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6216 find_loop_location): Likewise.
6218 * tree-vectorizer.c (langhooks.h): #include removed.
6219 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6220 moved to tree-vectorized.h.
6221 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6222 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6223 get_vectype_for_scalar_type, vect_is_simple_use,
6224 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6225 vect_supportable_dr_alignment, new_loop_vec_info,
6226 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6227 vect_set_verbosity_level, find_loop_location): Likewise.
6229 (vect_analyze_loop): Function externalized. Declaration moved to
6230 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6231 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6232 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6233 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6234 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6235 vect_enhance_data_refs_alignment, vect_analyze_operations,
6236 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6237 vect_stmt_relevant_p, vect_get_loop_niters,
6238 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6239 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6240 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6241 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6242 vect_get_memtag): Likewise.
6244 (vectorizable_load): Function externalized. Declaration moved to
6245 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6246 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6247 vect_transform_loop): Likewise.
6248 (vect_transform_stmt): Moved to tree-vect-transform.c.
6249 (vect_align_data_ref, vect_create_destination_var,
6250 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6251 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6252 vect_get_vec_def_for_operand, vect_init_vector,
6253 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6254 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6255 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6256 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6257 vect_do_peeling_for_loop_bound): Likewise.
6259 * tree-vect-analyze.c: New file.
6260 * tree-vect-transform.c: New file.
6262 2005-02-17 Jason Merrill <jason@redhat.com>
6264 PR mudflap/19319, c++/19317
6265 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6268 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6270 * doc/install.texi (Specific): Update link for Darwin-specific
6273 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6275 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6276 constant_boolean_node.
6278 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6281 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6282 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6284 2005-02-16 Richard Henderson <rth@redhat.com>
6287 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6289 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6290 replace uses with Wtype_MAXp1_F.
6291 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6292 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6293 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6294 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6295 and HAVE_TFMODE as appropriate.
6296 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6297 (__floatdisf): Likewise.
6298 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6299 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6300 (Wtype_MAXp1_F): New.
6301 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6302 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6304 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6307 * arm.c (arm_apply_result_size): New function.
6308 * arm.h (APPLY_RESULT_SIZE): Define.
6309 * arm-protos.h (arm_apply_result_size): Add prototype.
6310 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6311 (movxf): New expand.
6312 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6313 (call_value_symbol): Remove predicate for operand 0.
6314 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6315 (untyped_call): Rework to correclty return values for any type.
6316 (untyped_return): New expand.
6317 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6319 2005-02-16 Stan Shebs <shebs@apple.com>
6321 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6322 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6324 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6326 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6327 configure settings on Solaris 7 and later.
6329 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6331 PR tree-optimization/19865
6332 * tree-optimize.c (init_tree_optimization_passes): Run
6333 pass_may_alias after pass_sra.
6335 2005-02-16 Richard Henderson <rth@redhat.com>
6336 Stuart Hastings <stuart@apple.com>
6339 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6340 Do nothing if debug info suppressed for this function.
6341 (dbxout_begin_function): Early exit if debug info suppressed for
6344 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6347 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6349 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6351 PR tree-optimization/19967
6352 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6353 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6354 argument TYPE. Adjust calls to fold_builtin_XXX.
6355 (expand_builtin, fold_builtin_1): Adjust calls to
6357 (fold_builtin_strchr, fold_builtin_strpbrk,
6358 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6359 result to a requested type TYPE.
6361 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6364 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6365 (T)x & (T)cst if (T)cst overflows.
6366 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6367 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6369 2005-02-15 Jeff Law <law@redhat.com>
6371 * gcse.c (blocks_with_calls): New bitmap.
6372 (alloc_gcse_mem): Allocate it.
6373 (free_gcse_mem): Free it.
6374 (clear_modifY_mem_tables): Clear it.
6375 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6376 when we encounter CALL_INSNs.
6377 (compute_transp, case MEM): Handle blocks with calls separate
6378 from blocks without calls. Use bitmap iterators rather than
6381 2005-02-15 Peter O'Gorman <peter@pogma.com>
6384 * mklibgcc.in (vis_hide): Use a temporary object file, not
6387 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6390 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6391 access optimization.
6393 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6394 Alan Modra <amodra@bigpond.net.au>
6397 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6398 (_xlqsub): Rename to __gcc_qsub.
6399 (_xlqmul): Rename to __gcc_qmul.
6400 (_xlqdiv): Rename to __gcc_qdiv.
6401 Provide versioned symbol aliases with old names.
6402 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6403 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6404 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6405 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6406 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6408 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6410 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6411 Fold ~(A - 1) and ~(A + -1) to -A.
6413 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6417 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6418 config/pa/pa-host.c:pa_gt_pch_use_address.
6420 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6422 * tree-vn.c (get_value_handle): Make sure that given an
6423 is_gimple_min_invariant expression, we always return it.
6425 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6427 * passes.c (rest_of_handle_gcse): Fix a comment.
6429 2005-02-15 Jeff Law <law@redhat.com>
6431 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6433 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6434 (canon_list_insert, record_last_mem_set_info): Similarly.
6435 (clear_modify_mem_tables): Similarly.
6437 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6439 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6440 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6441 config/mips/mips.md, config/rs6000/aix.h,
6442 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6444 2005-02-15 Richard Henderson <rth@redhat.com>
6446 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6447 call to be best_edge.
6449 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6451 * basic-block.h: Adjust the prototype for find_basic_blocks.
6452 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6453 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6456 * flow.c (recompute_reg_usage): Remove all arguments.
6457 * passes.c (rest_of_compilation): Adjust the call to
6458 recompute_reg_usage.
6459 * rtl.h: Adjust the prototype for recompute_reg_usage.
6461 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6463 * tree-dump.c (dump_files): Update to reflect new member
6465 (dump_register): Add new argument.
6467 (dump_switch_p_1): Check against glob name if doglob was passed.
6468 (dump_switch_p): Check against regular first, then glob if
6469 we didn't have any hits on the dump name.
6470 * tree-optimize.c (register_one_dump_file):
6471 Pass in glob name as well.
6472 * tree-pass.h (struct dump_file_info): Add glob
6475 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6477 PR preprocessor/16323
6478 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6480 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6483 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6484 (trunctfdf2_internal1): New.
6485 (trunctfdf2_internal2): Renamed from trunctfdf2.
6487 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6489 PR tree-optimization/19853
6490 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6492 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6494 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6495 delete_dead_jumptables and cleanup_cfg.
6497 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6499 * reload.c (find_reloads): Swap address_reloaded flags when
6500 swapping commutative operands.
6502 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6504 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6505 Use standard_iv_increment_position for computing the bsi position
6507 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6510 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6513 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6514 life range of hard registers.
6515 * value-prof.c (insn_prefetch_values_to_profile): Only
6518 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6519 profile in libcalls.
6521 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6523 * bitmap.h (bitmap_and_compl_into): Return bool.
6524 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6526 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6528 PR tree-optimization/19944
6529 * fold-const.c (fold): Re-add ABS_EXPR folding.
6531 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6534 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6535 {TARGET,MASK}_XL_COMPAT.
6536 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6538 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6539 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6541 (rs6000_arg_partial_bytes): Same.
6542 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6543 and XL compatibility enabled.
6544 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6545 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6546 test to final condition.
6547 (cmptf_internal2): New.
6548 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6549 xl-compat. Add TFmode information to description.
6551 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6553 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6555 2005-02-13 Jason Merrill <jason@redhat.com>
6558 * fold-const.c (fold_indirect_ref_1): Split out from...
6559 (build_fold_indirect_ref): Here.
6560 (fold_indirect_ref): New fn.
6561 * tree.h: Declare it.
6562 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6563 (gimplify_modify_expr_rhs): Likewise.
6564 (gimplify_expr): Likewise.
6566 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6568 PR tree-optimization/14303
6569 PR tree-optimization/15784
6570 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6571 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6572 ABS_EXPR<x> != 0 to x != 0.
6574 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6576 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6577 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6578 spelling conventions.
6580 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6581 delete_trivially_dead_insns too many times.
6583 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6586 2005-02-12 Ira Rosen <irar@il.ibm.com>
6588 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6589 (vect_is_simple_iv_evolution): Remove redundant parameter
6591 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6592 without last parameter.
6593 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6594 Return pointer step. Call vect_is_simple_iv_evolution without
6595 last parameter. Check only that the step is multiple of size
6596 type. Remove stmt_vinfo updates.
6597 (vect_get_memtag_and_dr): Remove.
6598 (vect_get_memtag): New function.
6599 (vect_address_analysis): New function.
6600 (vect_object_analysis): New function.
6601 (vect_analyze_data_refs): Call vect_object_analysis and
6602 vect_get_memtag. Update stmt_vinfo fields.
6604 2005-02-12 Ira Rosen <irar@il.ibm.com>
6606 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6607 exist and are objects. Remove checks for pointer.
6608 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6609 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6610 (vect_create_data_ref_ptr): Likewise.
6611 (vect_base_addr_differ_p): New function.
6612 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6613 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6614 Don't set the DR_BASE_NAME field of data-ref.
6615 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6617 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6619 * optabs.h (enum optab_index): Add new OTI_ldexp.
6620 (ldexp_optab): Define corresponding macro.
6621 * optabs.c (init_optabs): Initialize ldexp_optab.
6622 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6624 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6626 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6627 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6629 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6630 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6633 2005-02-12 Ira Rosen <irar@il.ibm.com>
6635 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6637 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6639 (vect_get_base_and_offset): Always return an address.
6640 (vect_create_addr_base_for_vector_ref): Remove treatment for
6641 different data reference types.
6642 (vect_compute_data_ref_alignment): Rename base to base_address in
6643 stmt_vec_info. Get the object in order to force its alignment.
6644 (vect_get_memtag_and_dr): Rename base to base_address in
6645 stmt_vec_info. Extract the object for memtag analysis.
6647 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6649 PR regression/19898.
6650 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6651 changes cc_status, use apply modified_in_p to part of cc_status
6652 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6655 2005-02-11 Richard Henderson <rth@redhat.com>
6657 * tree-complex.c (expand_complex_libcall): New.
6658 (expand_complex_multiplication): Use it for c99 compliance.
6659 (expand_complex_division): Likewise.
6660 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6662 * builtins.c (built_in_names): Remove const.
6663 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6665 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6666 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6667 (built_in_names): Remove const.
6668 * c-common.c (c_common_type_for_mode): Handle complex modes.
6669 * flags.h, toplev.c (flag_complex_method): Rename from
6670 flag_complex_divide_method.
6671 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6672 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6673 * libgcc2.h: Declare them.
6674 * libgcc-std.ver: Export them.
6675 * mklibgcc.in (lib2funcs): Build them.
6677 2005-02-11 Steven Bosscher <stevenb@suse.de>
6679 PR tree-optimization/19876
6680 Partially revert my change from 2005-01-14
6681 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6682 (compute_antic): ...and remove the loop here.
6684 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6687 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6688 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6690 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6691 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6693 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6695 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6696 offsets for the big-endian 32-bit case.
6698 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6700 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6702 2005-02-11 Dale Johannesen <dalej@apple.com>
6704 * cselib.c (cselib_process_insn): Clear out regs where
6705 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6706 * reload.c (find_equiv_reg): Ditto.
6708 2005-02-11 Ian Lance Taylor <ian@airs.com>
6710 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6713 * tree.c (build_function_type_list): Work correctly if there are
6716 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6718 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6719 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6720 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6721 TARGET_ZARCH instead of TARGET_64BIT.
6723 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6725 * config/rs6000/t-rtems:
6726 (MULTILIB_OPTIONS): Remove mcpu=602.
6727 (MUTLILIB_DIRNAMES): Remove m602.
6728 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6729 Let mcpu=602 match mcpu=603.
6730 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6732 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6734 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6737 2005-02-10 David Daney <ddaney@avtrex.com>
6739 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6740 * config/i386/linux-unwind.h: Likewise.
6741 * config/ia64/linux-unwind.h: Likewise.
6742 * config/mips/linux-unwind.h: Likewise.
6743 * config/pa/linux-unwind.h: Likewise.
6744 * config/rs6000/linux-unwind.h: Likewise.
6745 * config/s390/linux-unwind.h: Likewise.
6746 * config/sh/linux-unwind.h: Likewise.
6747 * config/sparc/linux-unwind.h: Likewise.
6749 2005-02-10 Steven Bosscher <stevenb@suse.de>
6751 PR tree-optimization/17549
6752 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6753 TER to replace a DEF with its expression if the DEF and the
6754 rhs of the expression we replace into have the same root
6757 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6759 * config/mips/mips.md: Fix the placement of the match_scratch in the
6762 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6764 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6767 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6769 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6770 (strip_offset): Handle addresses.
6771 (add_address_candidates): Use strip_offset.
6772 (difference_cost): Reflect strip_offset change.
6773 (force_var_cost, difference_cost): Strip nops.
6775 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6777 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6779 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6780 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6781 config/cris/cris-protos.h, config/cris/cris.c: Update
6784 2005-02-10 Jeff Law <law@redhat.com>
6786 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6787 (lookup_avail_expr): Similarly.
6789 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6791 * builtins.c (fold_builtin_powi): New function.
6792 (fold_builtin_1): Call it.
6794 2005-02-10 Steven Bosscher <stevenb@suse.de>
6796 PR documentation/19309
6797 * doc/cpp.texi: The __GNUC__ and related predefined macros
6798 are also defined for the "standalone" cpp.
6799 Some non-GCC compilers may also define __GNUC__.
6801 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6804 * c-typeck.c (common_type): New routine. Old common_type renamed
6806 (c_common_type): ...this.
6807 (build_conditional_expr, build_binary_op): Use c_common_type instead
6810 2005-02-10 Steven Bosscher <stevenb@suse.de>
6812 * doc/md.texi: Replace @samp{length} with @code{length}.
6814 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6816 PR tree-optimization/18687
6817 * tree-flow.h (find_loop_niter): Declare.
6818 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6819 Try using scev even for loops with more than one exit.
6820 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6821 (struct ivopts_data): Added niters field.
6822 (struct nfe_cache_elt): New.
6823 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6825 (tree_ssa_iv_optimize_init): Initialize niters cache.
6826 (determine_number_of_iterations): Removed.
6827 (find_induction_variables): Do not call determine_number_of_iterations.
6828 Access niters for single exit through niter_for_single_dom_exit.
6829 (add_iv_outer_candidates): Access niters for single exit through
6830 niter_for_single_dom_exit.
6831 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6832 number_of_iterations_cond.
6833 (iv_period): New function.
6834 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6835 (may_replace_final_value): Take data argument. Use
6836 niter_for_single_dom_exit.
6837 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6838 (rewrite_use_compare): Pass data to may_eliminate_iv.
6839 (rewrite_use_outer): Pass data to may_replace_final_value.
6840 (free_loop_data): Clean up the niters cache.
6841 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6842 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6843 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6844 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6845 (num_ending_zeros): Moved to tree.c.
6846 * tree.h (num_ending_zeros): Declare.
6847 * tree.c (num_ending_zeros): Moved from tree.c.
6849 2005-02-09 Richard Henderson <rth@redhat.com>
6851 * builtins.c (DEF_BUILTIN): Add COND argument.
6852 * tree.h (DEF_BUILTIN): Likewise.
6853 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6854 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6856 (DEF_BUILTIN_STUB): New.
6857 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6858 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6859 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6860 * c-common.c (DEF_BUILTIN): Add COND argument.
6861 * tree.c (local_define_builtin): New.
6862 (build_common_builtin_nodes): New.
6864 2005-02-09 Roger Sayle <roger@eyesopen.com>
6866 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6867 floating point expression ignoring the sign of the result.
6868 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6869 (fold) <MULT_EXPR>: Use it to simplify x*x.
6870 * tree.h (fold_strip_sign_ops): Prototype here.
6871 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6872 argument. Use fold_strip_sign_ops to simplify the first argument.
6873 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6874 first argument when the second argument is an even integer
6875 constant, but only with -funsafe_math_optimizations.
6876 (fold_builtin_1): Update call to fold_builtin_copysign.
6878 2005-02-09 Ian Lance Taylor <ian@airs.com>
6881 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6882 just check whether EH_FILTER_FAILURE falls through.
6884 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6886 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6887 insns return to ready list in the next turn.
6889 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6892 * builtins.def: New __builtin_powi[lf].
6893 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6894 (expand_builtin_powi): New function.
6895 (expand_builtin): Dispatch to expand_builtin_powi.
6896 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6897 * libgcc2.c: Add __builtin_powi[lf] implementation.
6898 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6899 * optabs.h: Add powi_optab.
6900 * optabs.c (init_optabs): Initialize powi_optab.
6901 * doc/extend.texi: Document __builtin_powi[lf].
6903 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6905 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6908 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6911 * fold-const.c (try_move_mult_to_index): Remove redundant
6912 type argument. Create ADDR_EXPR with correct type.
6913 (fold): Update callers of try_move_mult_to_index. Convert
6914 result to the appropriate type.
6916 2005-02-09 Roger Sayle <roger@eyesopen.com>
6919 * config/avr/avr.c (default_rtx_costs): Delete.
6920 (avr_operand_rtx_cost): New function.
6921 (avr_rtx_costs): Completely rewrite.
6923 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6926 * config/cris/cris.c (in_code): New variable.
6927 (cris_output_addr_const): Now a static function, a wrapper for
6929 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6930 case from old cris_output_addr_const.
6931 (cris_asm_output_label_ref): Similar for LABEL_REF.
6932 (cris_output_addr_const_extra): Similar for UNSPEC.
6933 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6934 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6935 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6937 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6938 (cris_asm_output_label_ref): Declare.
6940 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6942 PR preprocessor/19801
6943 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6944 filenames that changed when libcpp was moved to the toplevel.
6946 2005-02-07 Roger Sayle <roger@eyesopen.com>
6948 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6949 zero extensions of BImode operands. Call lowpart_subreg instead
6950 of gen_lowpart_common and gen_lowpart_SUBREG.
6952 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6955 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6956 * configure.ac: Set cc_for_cross_gnattools.
6957 * configure: Regenerate.
6959 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6962 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6964 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6967 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6968 of nested functions.
6970 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6972 * doc/extend.texi: Document deprecated extensions allowing
6973 static floating-point members to have initializers and allowing
6974 floating-point literals in integral constant expressions.
6976 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6978 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6979 config/darwin7.h, config/mips/mips.c,
6980 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6983 * cse.c: Update comments.
6985 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6988 * builtins.c (fold_builtin_sqrt): Transform
6989 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6992 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6993 Dorit Naishlos <dorit@il.ibm.com>
6995 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6996 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6997 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6999 * tree.h (vect_set_verbosity_level): New extern function declaration
7001 * tree-vectorizer.h (verbosity_levels): New enum type.
7002 * tree-vectorizer.c (vect_debug_stats): Function removed.
7003 (vect_debug_details): Likewise.
7004 (vect_verbosity_level): Global variable was defined and initialized.
7005 (vect_dump): Global variable definition.
7006 (vect_print_dump_info): New function.
7007 (vect_set_dump_settings): New function.
7008 (vect_set_verbosity_level): New function.
7009 (vectorize_loops): Add call to vect_set_dump_settings.
7011 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7012 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7013 (slpeel_tree_peel_loop_to_edge): Likewise.
7015 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7016 appropriate verbosity level instead of call to vect_debug_details
7017 or vect_debug_stats.
7018 (vect_get_base_and_offset):
7019 (vect_create_addr_base_for_vector_ref):
7020 (get_vectype_for_scalar_type):
7021 (vect_create_data_ref_ptr):
7023 (vect_get_vec_def_for_operand):
7024 (vect_finish_stmt_generation):
7025 (vectorizable_assignment):
7026 (vectorizable_operation):
7027 (vectorizable_store):
7028 (vectorizable_load):
7029 (vect_transform_stmt):
7030 (vect_update_ivs_after_vectorizer):
7031 (vect_do_peeling_for_loop_bound):
7032 (vect_update_inits_of_drs):
7033 (vect_do_peeling_for_alignment):
7034 (vect_transform_loop):
7035 (vect_is_simple_use):
7036 (vect_analyze_operations):
7037 (vect_is_simple_iv_evolution):
7038 (vect_analyze_scalar_cycles):
7039 (vect_analyze_data_ref_dependence):
7040 (vect_analyze_data_ref_dependences):
7041 (vect_compute_data_ref_alignment):
7042 (vect_enhance_data_refs_alignment):
7043 (vect_analyze_data_refs_alignment):
7044 (vect_analyze_data_ref_access):
7045 (vect_analyze_data_ref_accesses):
7046 (vect_analyze_pointer_ref_access):
7047 (vect_get_memtag_and_dr):
7048 (vect_analyze_data_refs):
7049 (vect_mark_relevant):
7050 (vect_stmt_relevant_p):
7051 (vect_mark_stmts_to_be_vectorized):
7052 (vect_can_advance_ivs_p):
7053 (vect_get_loop_niters):
7054 (vect_analyze_loop_form):
7055 (vect_analyze_loop):
7056 (vectorize_loops): Likewise.
7058 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7059 (vect_update_inits_of_drs):
7060 (vect_do_peeling_for_alignment):
7061 (vect_transform_loop):
7062 (vect_analyze_operations):
7063 (vect_analyze_scalar_cycles):
7064 (vect_analyze_data_ref_dependences):
7065 (vect_analyze_data_refs_alignment):
7066 (vect_analyze_data_ref_accesses):
7067 (vect_analyze_data_refs):
7068 (vect_mark_stmts_to_be_vectorized):
7069 (vect_get_loop_niters):
7070 (vect_analyze_loop_form):
7071 (vect_analyze_loop): Likewise.
7072 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7074 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7078 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7079 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7080 either -ffast-math or -funsafe-math-optimizations is in use.
7082 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7083 * config/mips/irix-csr.c: New file.
7084 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7085 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7086 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7089 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7091 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7092 redundant, incorrect definitions.
7094 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7096 ("*tls_indirect_call"): New, reference hard regs directly.
7097 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7099 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7101 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7102 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7104 2005-02-06 Roger Sayle <roger@eyesopen.com>
7106 PR rtl-optimization/19800
7107 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7108 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7111 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7113 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7115 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7118 * doc/invoke.texi: Correct documentation of -freorder-functions.
7120 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7123 * doc/invoke.texi: Don't mention gccbug.
7125 2005-02-06 Roger Sayle <roger@eyesopen.com>
7126 Andrew Pinski <pinskia@physics.uc.edu>
7127 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7129 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7130 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7131 into just (zero_extract:SI FOO (const_int 1) BAR).
7133 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7135 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7136 macro locally. Don't give last revision date. Use GCC version
7137 number from gcc-common.texi.
7138 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7139 revision date. Use GCC version number from gcc-common.texi.
7140 Describe being a library as current state rather than as 3.x
7142 * doc/gcc.texi: Remove last update date.
7143 * doc/gccint.texi: Likewise. Update copyright dates.
7144 * doc/install.texi: Update copyright dates.
7146 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7149 * doc/invoke.texi: Mention for each option included in -Wall that
7150 it is included in -Wall.
7151 * doc/gcc.texi: Update copyright and last modification date.
7153 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7155 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7156 unnecessary cast to original induction variable increments.
7158 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7160 PR tree-optimization/18219
7161 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7162 in distributed form.
7164 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7166 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7167 Set bitpos and offset later in the function. Do nothing if the
7168 target is a register and if the bitfield lies completely outside
7170 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7171 here. Return an uninitialised register if the source value is stored
7172 in a register and the bitfield lies completely outside that register.
7174 2005-02-06 Steven Bosscher <stevenb@suse.de>
7176 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7179 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7181 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7183 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7185 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7186 * config/darwin8.h: New.
7187 * config/darwin7.h: Update comment.
7189 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7190 Dorit Naishlos <dorit@il.ibm.com>
7192 * tree-vectorizer.h (LOC): New type.
7193 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7194 (loop_line_number): New field in struct _loop_vec_info.
7195 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7197 * tree-vectorizer.c (input.h): Included.
7198 (find_loop_location): New function.
7199 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7200 loop line number removed.
7201 (vect_debug_details): Likewise.
7202 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7204 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7205 call to vect_debug_details/stats changed from loop to loop_loc.
7206 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7207 (slpeel_tree_peel_loop_to_edge): Likewise.
7209 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7210 changed from NULL to UNKNOWN_LOC.
7211 (vect_get_base_and_offset):
7212 (vect_create_addr_base_for_vector_ref):
7213 (get_vectype_for_scalar_type):
7214 (vect_create_data_ref_ptr):
7216 (vect_get_vec_def_for_operand):
7217 (vect_finish_stmt_generation):
7218 (vectorizable_assignment):
7219 (vectorizable_operation):
7220 (vectorizable_store):
7221 (vectorizable_load):
7222 (vect_transform_stmt):
7223 (vect_update_ivs_after_vectorizer):
7224 (vect_do_peeling_for_loop_bound):
7225 (vect_do_peeling_for_alignment):
7226 (vect_transform_loop):
7227 (vect_is_simple_use):
7228 (vect_analyze_operations):
7229 (vect_is_simple_iv_evolution):
7230 (vect_analyze_scalar_cycles):
7231 (vect_analyze_data_ref_dependences):
7232 (vect_compute_data_ref_alignment):
7233 (vect_enhance_data_refs_alignment):
7234 (vect_analyze_data_ref_access):
7235 (vect_analyze_data_ref_accesses):
7236 (vect_analyze_pointer_ref_access):
7237 (vect_get_memtag_and_dr):
7238 (vect_analyze_data_refs):
7239 (vect_mark_relevant):
7240 (vect_stmt_relevant_p):
7241 (vect_mark_stmts_to_be_vectorized):
7242 (vect_can_advance_ivs_p):
7243 (vect_get_loop_niters):
7244 (vect_analyze_loop):
7245 (vectorize_loops): Likewise.
7247 (vectorizable_load): Argument in call to vect_debug_details/stats
7248 changed from loop to LOOP_LOC (loop_vinfo).
7249 (vect_transform_loop):
7250 (vect_analyze_operations):
7251 (vect_analyze_scalar_cycles):
7252 (vect_analyze_data_ref_dependence):
7253 (vect_enhance_data_refs_alignment):
7254 (vect_analyze_data_ref_accesses):
7255 (vect_analyze_pointer_ref_access):
7256 (vect_analyze_data_refs):
7257 (vect_analyze_loop): Likewise.
7259 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7260 changed from loop to loop_loc.
7262 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7264 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7265 Dorit Naishlos <dorit@il.ibm.com>
7267 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7269 (vect_analyze_data_ref_dependences): Likewise.
7271 (vect_is_simple_use): Argument changed from loop structure to
7272 loop_vect_info structure.
7273 (vect_can_advance_ivs_p): Likewise.
7274 (vect_create_index_for_vector_ref): Likewise.
7275 (vect_update_ivs_after_vectorizer): Likewise.
7276 (new_stmt_vec_info): Likewise.
7278 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7279 changed from loop to loop_vinfo.
7280 (vect_create_data_ref_ptr): First argument in call to
7281 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7282 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7283 was changed from loop to loop_vinfo.
7284 (vectorizable_operation): Likewise.
7285 (vectorizable_store): Likewise.
7286 (vect_mark_stmts_to_be_vectorized): Likewise.
7287 (vect_do_peeling_for_loop_bound): First argument in call to
7288 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7289 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7290 was changed from loop to loop_vinfo.
7291 (vect_analyze_data_ref_dependences): Third argument in call to
7292 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7294 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7295 (vect_create_data_ref_ptr): Likewise.
7296 (vect_init_vector): Likewise.
7297 (vect_get_vec_def_for_operand): Likewise.
7298 (vectorizable_assignment): Likewise.
7299 (vectorizable_operation): Likewise.
7300 (vectorizable_store): Likewise.
7301 (vectorizable_load): Likewise.
7302 (vect_update_ivs_after_vectorizer): Likewise.
7303 (vect_is_simple_use): Likewise.
7304 (vect_analyze_data_ref_dependence): Likewise.
7305 (vect_analyze_pointer_ref_access): Likewise.
7306 (vect_can_advance_ivs_p): Likewise.
7308 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7309 before _stmt_vec_info.
7310 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7311 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7312 (new_stmt_vec_info): Argument changed from loop structure to
7313 loop_vect_info structure
7315 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7316 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7317 (vect_create_addr_base_for_vector_ref): Likewise.
7318 (vect_analyze_pointer_ref_access): Likewise.
7320 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7323 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7324 phi flag if the phi is abnormal.
7326 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7329 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7330 information for the new statement.
7332 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7335 * gcc.c (main): Include the target in -v output.
7337 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7339 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7340 Do not drop the extend if we'd have to add a paradoxical subreg
7341 later. Include optabs.h and insn-codes.h.
7342 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7344 2005-02-02 Roger Sayle <roger@eyesopen.com>
7347 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7348 * fold-const.c (const_binop): Avoid constant folding floating
7349 point operations in modes that use composite representations.
7350 * simplify-rtx.c (simplify_binary_operation): Likewise.
7352 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7354 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7356 (altivec_dstt): Likewise.
7357 (altivec_dstst): Likewise.
7358 (altivec_dststt): Likewise.
7359 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7362 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7364 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7365 EXPR_LOCUS from orig_cond to the new cond_stmt.
7366 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7369 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7371 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7372 standard_iv_increment_position. Remove call to bsi_next
7373 (no need to bump the iterator anymore).
7374 (vect_create_index_for_vector_ref): Call
7375 standard_iv_increment_position. Remove second function argument.
7376 (vect_finish_stmt_generation): Remove call to bsi_next
7377 (no need to bump the iterator anymore).
7378 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7379 to vect_create_index_for_vector_ref.
7381 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7383 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7384 phis are used out of the loop.
7386 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7389 * c-decl.c (undef_nested_function): New variable.
7390 (pop_scope): Diagnose undefined nested functions.
7391 (finish_function): Don't attempt cgraph processing or genericizing
7392 if current top-level function contained an undefined nested
7393 function. Reset undef_nested_function at the end of a top-level
7396 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7398 * tree.c (build_int_cst_type): Take sign of the value into account
7399 when deciding whether sign extend the value.
7401 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7404 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7405 (cpp_options, cc1_options): Change %{std*&ansi} to
7406 %{std*&ansi&trigraphs}.
7408 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7410 * cse.c: Update comments.
7412 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7414 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7415 arguments go on the stack. Do not put complex doubles in odd/even
7418 2005-02-02 Steven Bosscher <stevenb@suse.de>
7420 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7421 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7422 -ftree-pre, and -fthread-jumps.
7424 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7426 PR tree-optimization/19578
7427 * tree-flow.h (modified_noreturn_calls): Declare.
7428 (noreturn_call_p): Declare.
7429 * tree-flow-inline.h (noreturn_call_p): New function.
7430 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7431 * tree-cfg.c (modified_noreturn_calls): New variable.
7432 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7433 that contain a mid-block noreturn call.
7434 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7436 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7438 * df.c (df_def_record_1, df_uses_record): Don't use
7440 * df.h (DF_FOR_REGALLOC): Remove.
7442 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7445 * c-typeck.c (really_start_incremental_init): Reset
7446 constructor_max_index for arrays of incomplete type.
7448 2005-02-02 Jeff Law <law@redhat.com>
7450 * gcse.c (struct reg_set): Store the block index where the register
7451 was set rather than the setting insn.
7452 (record_one_set, compute_transp): Corresponding changes.
7453 (pre_insert_copy_insn): Do not call replace_one_set.
7454 (replace_one_set): Remove.
7456 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7459 * doc/gcov.texi: Fix typo.
7461 2005-02-01 Richard Henderson <rth@redhat.com
7464 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7465 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7467 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7468 * config/i386/i386-protos.h: Update.
7470 2005-02-01 Steven Bosscher <stevenb@suse.de>
7472 PR tree-optimization/19217
7473 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7474 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7475 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7476 that it is walking a PHI node.
7478 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7480 * doc/extend.texi (Nested Functions): Update.
7482 2005-02-01 Richard Henderson <rth@redhat.com>
7485 * optabs.c (expand_copysign_absneg): Export.
7486 * optabs.h (expand_copysign_absneg): Declare.
7487 * config/rs6000/rs6000.md (copysigntf3): New.
7489 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7491 PR tree-optimization/19633
7492 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7493 * tree-ssa-alias.c (init_alias_info): Initialize.
7494 (merge_pointed_to_info): Set.
7495 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7496 (dump_points_to_info_for): Show value of pt_null.
7497 (struct count_ptr_d): Declare.
7498 (find_ptr_dereference): Remove.
7499 (ptr_is_dereferenced_by): Remove.
7500 (count_ptr_derefs): New local function.
7501 (count_uses_and_derefs): New local function.
7502 (compute_points_to_and_addr_escape): Call it. If the number
7503 of dereferences is greater than zero, mark the pointer as
7504 dereferenced. If there are fewer dereferences than uses of
7505 the pointer, the pointer's value escapes.
7507 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7509 PR tree-optimization/19670
7510 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7512 (verify_use): ... set it here, instead.
7514 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7516 * doc/sourcebuild.texi (Test directives): Fix formatting.
7518 * doc/sourcebuild.texi (Test directives): Describe selector
7521 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7523 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7524 specific 64-bit CPUs.
7526 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7529 * arm.c (arm_eliminable_register): New function.
7530 (adjacent_mem_locations): Don't allow eliminable registers. Use
7531 HOST_WIDE_INT for address offsets.
7532 * arm-protos.h (arm_eliminable_register): Add prototype.
7534 2005-02-01 Steven Bosscher <stevenb@suse.de>
7536 PR optimization/15242
7537 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7538 * basic-block.h (duplicate_computed_gotos): Add prototype.
7539 * bb-reorder.c (duplicate_computed_gotos): New function to
7540 duplicate sufficiently small blocks ending in a computed jump.
7541 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7542 if not optimizing for size.
7543 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7544 never do tail merging for blocks ending in a computed jump.
7545 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7547 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7549 Patch from Richard Sandiford <rsandifo@redhat.com>
7550 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7551 from inheriting a subreg equivalence with a non-spill register.
7553 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7555 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7557 * config/frv/frv.c (movcc_fp_destination_operand): New.
7558 (gpr_or_memory_operand): Fix typo in comment.
7559 (gpr_or_memory_operand_with_scratch): New.
7560 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7561 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7562 movcc_fp_destination_operand.
7563 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7564 Legitimize memory addresses using a scratch register.
7566 2005-01-31 Jeff Law <law@redhat.com>
7568 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7569 bitmap a sparse bitmap instead of a simple bitmap.
7570 (mark_def_sites_initialize_block): Corresponding changes.
7571 (ssa_mark_def_sites_initialize_block): Likewise.
7572 (ssa_mark_phi_uses): Likewise.
7573 (mark_def_site, ssa_mark_def_sites): Likewise.
7574 (mark_def_site_blocks): Likewise.
7575 (rewrite_ssa_into_ssa): Likewise.
7577 * tree-ssa-dom.c (record_cond): Pass correct variable type
7578 for last argument to htab_find_slot_with_hash.
7580 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7581 effects when optimizing 0 % X. Do not try to optimize X % 0.
7583 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7585 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7588 2005-02-01 Eric Christopher <echristo@redhat.com>
7590 * config/mips/mips.c (override_options): Warn if -mint64
7592 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7595 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7597 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7599 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7600 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7601 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7602 (cached_regno): Initialize to INVALID_REGNUM.
7603 (cse_reg_info_table_size,
7604 cse_reg_info_table_first_uninitialized,
7605 cse_reg_info_timestamp): New.
7606 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7608 (init_cse_reg_info, get_cse_reg_info_1): New.
7609 (get_cse_reg_info): Cache the last look-up.
7610 (new_basic_block): Update the code to clear mappings from
7611 registers to cse_reg_info entries.
7612 (cse_main): Call init_cse_reg_info.
7614 * cse.c (get_cse_reg_info): Update a comment.
7616 2005-01-31 Steven Bosscher <stevenb@suse.de>
7619 * c-decl.c (start_decl): Do not warn about arrays of elements with
7620 an incomplete type here.
7621 (grokdeclarator): Do it here by making a pedwarn an error.
7622 * c-typeck.c (push_init_level): If there were previous errors with
7623 the constructor type, do not warn about braces for initializers.
7624 (process_init_element): Likewise for excess initializer elements.
7626 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7628 * cse.c (delete_trivially_dead_insn): Don't iterate.
7630 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7632 * config/rs6000/rs6000.md (copysignsf3): New expand.
7633 (copysigndf3): Likewise.
7635 2005-01-31 Steven Bosscher <stevenb@suse.de>
7637 * recog.c (constrain_operands): Only look for earlyclobber operand
7638 conflicts if an '&' constraint was seen.
7640 2005-01-31 Marc Espie <espie@openbsd.org>
7642 * config.gcc: Don't include embedded systems fragment, switches default
7643 debugging format to ELF.
7644 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7645 longer pick it up there.
7647 2005-01-31 Dale Johannesen <dalej@apple.com>
7649 * doc/extend.texi (nested functions): Fix linkage description.
7650 Clarify that static is not allowed.
7652 2005-01-31 Dale Johannesen <dalej@apple.com>
7654 * config/rs6000/darwin.md (movsf_low_di): Make work.
7655 (movdf_low_di): Make work.
7657 2005-01-31 Dale Johannesen <dalej@apple.com>
7659 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7660 Make work for 64 bit.
7662 2005-01-31 Roger Sayle <roger@eyesopen.com>
7663 Dale Johannesen <dalej@apple.com>
7666 * fold-const.c (fold_binary_op_with_conditional_arg):
7667 Make types match original operands, before STRIP_NOPS.
7669 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7671 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7672 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7673 (struct gcc_sigcontext): Delete. Merge contents to..
7674 (struct gcc_ucontext): ..here.
7675 (get_sigcontext): Delete.
7676 (get_regs): New function, like get_sigcontext but return regs ptr.
7677 64-bit version finds regs from r1 to support vdso.
7678 (ppc_linux_aux_vector): New function.
7679 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7682 2005-01-31 Ira Rosen <irar@il.ibm.com>
7684 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7686 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7687 redundant fold. Fix misalignment for MINUS_EXPR.
7688 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7689 (vect_analyze_pointer_ref_access): Likewise.
7690 (vect_get_memtag_and_dr): Likewise.
7692 2005-01-31 Richard Henderson <rth@redhat.com>
7694 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7695 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7696 absnegdf2_i387, absnegxf2_i387): Likewise.
7698 2005-01-31 Richard Henderson <rth@redhat.com>
7701 * optabs.c (expand_copysign_absneg): New.
7702 (expand_copysign_bit): Split out from ...
7703 (expand_copysign): ... here. Use expand_copysign_absneg.
7705 2005-01-30 Roger Sayle <roger@eyesopen.com>
7708 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7709 constant as the second operand and a register as the third.
7711 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7714 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7715 that dllimport'd functions do not use all call-clobbered registers
7718 2005-01-30 Richard Henderson <rth@redhat.com>
7721 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7722 expand_abs_nojump and generalize. Use operand_subword and
7723 emit_no_conflict_block. Support large modes.
7724 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7726 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7727 negation to subtraction.
7728 (expand_copysign): Check that the format has signed zeros.
7729 Use operand_subword and emit_no_conflict_block. Support large modes.
7731 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7733 Fix PR tree-optimization/19624
7735 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7736 * tree-ssa-pre.c: Add cfgloop.h.
7738 (pre_stats): New member, constified.
7739 (inserted_exprs): New static variable.
7740 (NECESSARY): New macro.
7741 (create_expression_by_pieces): Fold the expression, and
7742 mark it as defaulting to not necessary. Also put in
7744 (fully_constant_expression): New function.
7745 (insert_into_preds_of_block): Modify to not insert phis when we
7746 are playing with induction variables.
7747 Push phis onto the inserted_exprs vector, and mark them as not
7748 necessary by default.
7749 (insert_aux): Call fully_constant_expression on eprime.
7750 If all edges produce the same value, mark it constant.
7751 (mark_operand_necessary): New function.
7752 (remove_dead_inserted_code): New function.
7753 (init_pre): Init loop optimizer to get loop info.
7754 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7755 (execute_pre): Commit edge inserts, then remove dead code.
7757 2005-01-30 Richard Henderson <rth@redhat.com>
7759 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7760 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7762 2005-01-30 Richard Henderson <rth@redhat.com>
7765 * config/i386/i386.c (ix86_expand_copysign): New.
7766 (ix86_split_copysign_const): New.
7767 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7768 rearrange op1/nmask operands.
7769 * config/i386/i386-protos.h: Update.
7770 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7771 (copysigndf3): Likewise.
7772 (copysignsf3_const, copysigndf3_const): New.
7773 (copysignsf3_var): Rename from copysignsf3, split out splitter
7774 and fix split predicate for X constraint.
7775 (copysigndf3_var): Similarly.
7777 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7779 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7780 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7781 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7783 2005-01-29 Richard Henderson <rth@redhat.com>
7786 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7787 of # and * in constraints.
7789 2005-01-29 Richard Henderson <rth@redhat.com>
7792 * expr.c (store_field): Don't strip sub-mode cast when the input
7793 data is even smaller.
7795 2005-01-29 Richard Henderson <rth@redhat.com>
7798 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7801 2005-01-29 Richard Henderson <rth@redhat.com>
7803 * combine.c (make_field_assignment): Fix argument order
7806 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7808 PR tree-optimization/15791
7809 * fold-const.c (extract_array_ref): New function.
7810 (fold): Fold comparisons between &a[i] and &a[j] or
7811 semantically equivalent trees.
7813 2005-01-29 Jeff Law <law@redhat.com>
7815 * gcse.c (insert_expr_in_table): Revamp handling of available
7816 and anticipatable occurrence lists to avoid unnecessary list
7818 (insert_set_in_table): Similarly.
7820 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7822 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7824 (c_build_qualified_type): Build qualified array types with
7825 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7826 * c-decl.c (c_make_fname_decl): Build unqualified array type
7827 before qualified type.
7828 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7829 type is qualified, not just if type itself is. Don't apply
7830 qualifiers to array type when declarator is processed. Apply
7831 qualifiers to field type whether or not it is an array type.
7832 Don't handle array types specially for applying qualifiers to
7834 * c-typeck.c (composite_type): Build unqualified element type and
7835 array type when forming composite of array types.
7836 (common_pointer_type, comptypes, comp_target_types,
7837 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7838 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7840 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7841 (args2) in variables a1 and a2.
7843 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7845 * cse.c (n_elements_made, max_elements_made): Remove.
7846 (insert): Don't touch n_elements_made.
7847 (cse_main): Don't touch n_elements_made or max_elements_made.
7849 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7852 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7853 configuration part of dp-bit.c to be lost.
7855 2005-01-28 Roger Sayle <roger@eyesopen.com>
7857 * expmed.c (expand_mult_highpart_optab): When attempting to use
7858 a non-widening multiplication in a wider mode, the operands need
7859 to be converted (zero or sign extended) to that mode.
7861 2005-01-28 Ian Lance Taylor <ian@airs.com>
7865 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7866 through if both operands fall through.
7868 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7870 * cse.c (fold_rtx) <PC>: Don't optimize.
7872 2005-01-28 Jeff Law <law@redhat.com>
7874 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7875 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7877 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7879 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7880 cse_reg_info_used_list_end): Remove.
7881 (cse_reg_info_list, cse_reg_info_list_free): New.
7882 (get_cse_reg_info): When allocating an instance of
7883 cse_reg_info, add it to the beginning of the cse_reg_info_list
7884 list. Remove code to maintain cse_reg_info_used_list.
7885 (new_basic_block): Reset the free list to the beginning of
7888 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7890 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7891 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7892 (frv_expand_mdpackh_builtin): New function.
7893 (frv_expand_builtin): Use it to expand __MDPACKH.
7894 * doc/extend.texi (__MDPACKH): Update documentation.
7896 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7898 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7899 SSE_FLOAT_MODE_P for use_sse computation.
7901 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7904 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7906 2005-01-27 Richard Henderson <rth@redhat.com>
7908 * builtins.c (expand_builtin_copysign): New.
7909 (expand_builtin): Call it.
7910 * genopinit.c (optabs): Add copysign_optab.
7911 * optabs.c (init_optabs): Initialize it.
7912 (expand_copysign): New.
7913 * optabs.h (OTI_copysign, copysign_optab): New.
7914 (expand_copysign): Declare.
7916 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7917 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7919 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7920 (ix86_expand_fp_absneg_operator): ... here.
7921 (ix86_split_copysign): New.
7922 * config/i386/i386-protos.h: Update.
7923 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7924 (copysignsf3, copysigndf3): New.
7926 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7927 (copysignsf3, ncopysignsf3): New.
7928 (copysigndf3, ncopysigndf3): New.
7929 (copysignxf3, ncopysignxf3): New.
7930 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7932 2005-01-27 Arend Bayer <arend.bayer@web.de>
7933 Kazu Hirata <kazu@cs.umass.edu>
7935 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7936 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7937 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7940 2005-01-27 Jeff Law <law@redhat.com>
7942 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7943 definitions of SSA_NAMEs which are not being rewritten.
7944 (rewrite_ssa_into_ssa): Only initialize the current definition
7945 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7946 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7947 SSA_NAMEs before returning.
7949 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7951 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7952 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7953 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7954 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7955 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7957 2005-01-27 Steven Bosscher <stevenb@suse.de>
7960 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7961 higher to -O2 and higher. Likewise for tree PRE.
7962 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7965 2005-01-27 Ian Lance Taylor <ian@airs.com>
7968 * gimple-low.c (try_catch_may_fallthru): New static function.
7969 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7970 * tree-inline.c (expand_call_inline): Don't warn about reaching
7971 the end of a non-void function being inlined if the function uses
7974 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7976 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7979 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7980 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7981 (implicitly_declare): Handle error_mark_node.
7983 2005-01-27 Richard Henderson <rth@redhat.com>
7986 * tree.h (struct tree_decl): Add debug_expr_is_from.
7987 (DECL_DEBUG_EXPR_IS_FROM): New.
7988 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7989 * dwarf2out.c (dwarf2out_var_location): Update to match.
7990 * tree-outof-ssa.c (create_temp): Likewise.
7991 * var-tracking.c (track_expr_p): Likewise.
7992 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7993 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7994 * toplev.c (default_tree_printer): Likewise.
7996 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7998 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7999 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8001 2005-01-27 Steven Bosscher <stevenb@suse.de>
8003 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8004 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8005 ASM_CLOBBERS): Add tree checks.
8007 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8008 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8009 * c-common.def (SWITCH_STMT): Update to match.
8010 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8011 macros instead of SWITCH_EXPR ones.
8012 * c-dump.c (c_dump_tree): Likewise.
8013 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8014 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8016 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8018 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8020 * unwind-dw2.c (execute_stack_op): Add missing cases for
8021 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8023 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8025 * config.gcc (Obsolete configurations): Remove 'dummy', add
8026 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8029 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8031 PR tree-optimization/19633
8032 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8034 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8035 are no call-clobbered variables.
8036 * tree-outof-ssa.c (check_replaceable): Return false for calls
8039 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8041 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8042 even for variables with NULL DECL_INITIAL.
8044 2005-01-26 Stuart Hastings <stuart@apple.com>
8046 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8048 2005-01-26 Richard Henderson <rth@redhat.com>
8051 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8053 * expr.c (store_field): Strip conversions to odd-bit-sized types
8054 if the destination field width matches.
8056 2005-01-26 Richard Henderson <rth@redhat.com>
8058 * c-decl.c, expmed.c, expr.c: Revert last change.
8060 2005-01-26 Richard Henderson <rth@redhat.com>
8063 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8065 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8066 if we don't need the bits above those present in the current mode.
8067 * expr.c (store_field): Strip conversions to odd-bit-sized types
8068 if the destination field width matches.
8070 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8072 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8073 either -ffast-math or -funsafe-math-optimizations is in use.
8075 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8079 * config/avr/avr.c (notice_update_cc): Only set condition code for
8080 ashrqi3 if shift count > 0.
8081 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8082 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8083 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8084 count <= 0 as a no-op, and shift count >= width by copying zero
8085 or sign bit to all bits of the result.
8086 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8087 count, with attribute "length" set to 0 and "cc" set to "none".
8089 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8091 * doc/invoke.texi: Document -mTLS.
8093 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8094 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8095 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8096 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8097 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8098 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8099 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8100 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8102 * configure.ac: Check for a TLS capable gas.
8104 * configure: Regenerate.
8106 2005-01-26 Richard Henderson <rth@redhat.com>
8109 * combine.c (make_field_assignment): Simplify store to zero_extract
8110 from a source with an overlapping mask.
8112 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8114 2004-11-11 Eric Christopher <echristo@redhat.com>
8116 * config/frv/frv.md: Add fr400_integer automaton. Don't
8117 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8120 2005-01-26 Steven Bosscher <stevenb@suse.de>
8123 * cfgbuild.c (make_edges): Do not clear or set
8124 current_function_has_computed_jump.
8125 * function.h (struct function): Remove the has_computed_jump field.
8126 (current_function_has_computed_jump): Do not define.
8127 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8128 in a computed jump. Ignore current_function_has_computed_jump.
8130 2005-01-26 Richard Henderson <rth@redhat.com>
8133 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8134 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8136 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8137 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8138 objects into static storage if they have more than one non-zero value.
8139 * tree.h (categorize_ctor_elements): Update decl.
8141 2005-01-26 Steven Bosscher <stevenb@suse.de>
8144 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8145 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8146 to this function from 2004-07-10.
8147 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8148 the current function for tail call optimizations if the address
8149 of one of it its arguments is taken.
8151 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8153 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8155 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8157 * function.c (expand_function_end): If current_function_calls_alloca,
8158 emit stack restore in a place that is reached when the function falls
8161 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8163 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8164 rule to avoid matching inappropriate suffix rule.
8166 2005-01-26 Jan Hubicka <jh@suse.cz>
8168 PR tree-optimization/19241
8169 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8171 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8173 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8174 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8176 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8177 <sim*>: Always use crt1.o, regardless of N in simN.
8178 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8179 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8180 (CRT_CALL_STATIC_FUNCTION): Remove.
8181 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8182 use crt1.o, regardless of N in simN.
8183 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8184 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8185 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8186 case isystem setting.
8187 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8189 2005-01-25 Ian Lance Taylor <ian@airs.com>
8191 * gimple-low.c (block_may_fallthru): Correct handling of
8192 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8194 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8196 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8197 handlers to match indentation; nested under the mtune=* handler.
8198 Similar for mcpu= and march=.
8200 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8202 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8203 * config/mips/linux64.h (LIB_SPEC): Likewise.
8204 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8205 * config/sh/linux.h (LIB_SPEC): Likewise.
8207 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8209 * config/frv/frv.c (frv_legitimize_tls_address): New.
8210 (TARGET_HAVE_TLS): Define.
8211 (FRV_SYMBOL_REF_TLS_P): Define.
8212 (frv_override_options): Handle new register classes.
8213 (frv_legitimate_address_p): Reject tls addresses.
8214 (frv_legitimize_address): Handle TLS addresses.
8215 (gen_inlined_tls_plt): New.
8217 (frv_legitimize_tls_address): New.
8218 (unspec_got_name): Add TLS entries.
8219 (got12_operand): Add R_FRV_TLSMOFF12 case.
8220 (frv_emit_move): Fixup TLS addresses.
8221 (frv_emit_movsi): Legitimize TLS addresses.
8223 * config/frv/frv.h (MASK_BIG_TLS): New.
8224 (TARGET_BIG_TLS): New.
8225 (HAVE_AS_TLS): Define.
8226 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8227 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8228 (REG_CLASS_NAMES): Same.
8229 (REG_CLASS_CONTENTS): Same.
8230 (CONSTRAINT_LEN): New.
8231 (REG_CLASS_FROM_CONSTRAINT): New.
8232 (PREDICATE_CODES): Add symbolic_operand.
8234 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8235 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8236 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8237 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8238 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8239 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8240 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8241 GR9_REG, GR14_REG, LRREG.
8242 (type): Add load_or_call attribute.
8243 ("load_or_call"): New reservation.
8244 ("call_gettlsoff"): New.
8245 ("tls_indirect_call"): New.
8246 ("tls_load_gottlsoff12"): New.
8247 ("tlsoff_hilo"): New.
8248 ("tls_tlsdesc_ldd"): New.
8249 ("tls_tlsoff_ld"): New.
8252 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8254 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8256 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8257 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8258 * config/frv/frv.c (TLS_BIAS): Define.
8259 (frv_output_dwarf_dtprel): New.
8261 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8263 PR rtl-optimization/19579
8264 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8265 both A and B, see if they don't clobber registers the other expr uses.
8267 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8269 * real.c (do_add): Initialize signalling and canonical members.
8271 * real.c (real_from_integer): Zero out destination.
8273 2005-01-18 Jan Hubicka <jh@suse.cz>
8275 PR tree-optimize/19337
8276 * tree-inline.c (initialize_inlined_parameters): Copy
8277 saved_static_chain_decl only.
8279 2005-01-25 Richard Henderson <rth@redhat.com>
8283 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8284 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8285 80387 enabled, to return a proper subclass. Return the subset that
8286 overlaps with GENERAL_REGS for PLUS.
8287 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8289 2005-01-25 Richard Henderson <rth@redhat.com>
8292 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8294 2005-01-25 Roger Sayle <roger@eyesopen.com>
8296 * expmed.c (choose_multiplier): Change interface to return the
8297 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8298 (expand_divmod): Update calls to choose_multiplier.
8300 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8303 * expmed.c (extract_bit_field): Use adjust_address instead of
8304 gen_lowpart when op0 is a MEM.
8306 2005-01-24 Steven Bosscher <stevenb@suse.de>
8308 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8310 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8312 * config/mips/irix-csr.c: New file.
8313 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8314 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8315 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8318 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8321 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8322 sparc/elf.h, add sparc/sp-elf.h.
8323 (sparc-*-rtems*): Likewise.
8324 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8325 tm-dwarf2.h, add sparc/sp-elf.h.
8326 (sparc86x-*-elf): Likewise.
8327 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8328 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8329 TARGET_OS_CPP_BUILTINS.
8330 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8331 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8333 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8334 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8335 (SWITCH_TAKES_ARG): Likewise.
8336 (LOCAL_LABEL_PREFIX): Likewise.
8337 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8338 (TARGET_N_FORMAT_TYPES): Delete.
8339 (TARGET_FORMAT_TYPES): Likewise.
8340 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8341 * config/sparc/elf.h: Delete.
8342 * config/sparc/sp-elf.h: New file.
8344 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8346 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8347 * tree-flow.h: Remove the corresponding prototype.
8348 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8349 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8351 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8354 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8355 for AIX ABI or ELF -fPIC.
8356 (rs6000_emit_load_toc_table): Don't create toc_section here.
8357 (rs6000_xcoff_file_start): Nor here.
8359 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8361 * sh.c (ra.h): Don't #include.
8362 (hard_regs_intersect_p): New function, resurrected from ra.c.
8364 * sh.c: Fix 1996 Copyright.
8366 2005-01-24 Richard Henderson <rth@redhat.com>
8367 Aldy Hernandez <aldyh@redhat.com>
8369 * regrename.c (note_sets): Handle subregs.
8371 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8374 * genconditions.c (write_header, write_conditions): Elide file if
8377 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8379 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8380 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8383 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8385 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8386 expand_builtin_printf, expand_builtin_fprintf,
8387 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8388 checking against POINTER_TYPE.
8389 (validate_arglist): Handle POINTER_TYPE code by checking
8392 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8394 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8396 (for_each_rtx): Call for_each_rtx_1.
8397 * rtl.h (init_rtlanal): Declare.
8398 * toplev.c (backend_init): Call init_rtlanal.
8400 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8402 * flow.c (propagate_one_insn): Formatting.
8405 * flow.c (libcall_dead_p): Be more conservative if unsure.
8406 If there are any instructions between insn and call, see if they are
8407 all dead before saying the libcall is dead.
8409 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8411 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8412 operand constraint for operand 0.
8414 2005-01-23 Richard Henderson <rth@redhat.com>
8417 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8418 edges leading to join block.
8420 2005-01-23 Roger Sayle <roger@eyesopen.com>
8422 * expmed.c (expand_mult_highpart): Make static. Change type of
8423 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8424 (expand_divmod): Updates calls to expand_mult_highpart by using
8425 gen_int_mode to pass a CONST_INT rtx.
8426 * rtl.h (expand_mult_highpart): Remove prototype.
8428 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8430 * flow.c (regset_bytes, regset_size): Remove.
8432 * cfganal.c: Fix a reference to Harvey's paper.
8434 2005-01-23 Steven Bosscher <stevenb@suse.de>
8436 PR rtl-optimization/19464
8437 * tree-optimize.c (init_tree_optimization_passes): Add one more
8438 copyrename pass just before out-of-ssa.
8440 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8443 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8444 * ggc-none.c (ggc_free): Define.
8446 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8448 * cse.c (max_reg, max_insn_uid): Remove.
8449 (cse_main): Don't access max_reg or max_insn_uid.
8451 * c-common.c (explicit_flag_signed_bitfields,
8452 lang_statement_code_p, lang_expand_function_end): Remove.
8453 * c-common.h: Remove the corresponding declarations.
8454 * c-opts.c (c_common_handle_option): Remove all write access
8455 to explicit_flag_signed_bitfields.
8457 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8458 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8459 * cgraph.h: Remove the corresponding declaration.
8461 * gcse.c (null_pointer_info): Remove.
8463 2005-01-23 Roger Sayle <roger@eyesopen.com>
8464 Eric Botcazou <ebotcazou@libertysurf.fr>
8466 * combine.c (simplify_logical): Only simplify logical expressions
8467 of the form ior(and(x,y),z) by the inverse distributive law if the
8468 result is cheaper than the original.
8470 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8472 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8473 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8474 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8475 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8476 config/freebsd-spec.h, config/arm/arm.h,
8477 config/h8300/h8300.md, config/i386/i386.md,
8478 config/i386/predicates.md, config/i386/sse.md,
8479 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8480 config/vax/vax.md: Fix comment typos. Follow spelling
8483 2005-01-23 Steven Bosscher <stevenb@suse.de>
8485 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8486 tests, instead of `less than'.
8488 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8490 * function.c (assign_parm_setup_block): When creating a new stack slot
8491 for a parameter, get its alignment from the parameter's DECL_ALIGN
8492 rather than the type's TYPE_ALIGN. Make sure that the parameter
8493 is at least word aligned.
8495 2005-01-22 Roger Sayle <roger@eyesopen.com>
8498 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8500 2005-01-22 Richard Henderson <rth@redhat.com>
8503 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8504 in both compare operands.
8505 (movdfcc_1_sse_max): Likewise.
8506 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8507 (movdfcc_1_sse): Likewise.
8508 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8509 scratch register as needed.
8511 2005-01-22 Richard Henderson <rth@redhat.com>
8513 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8515 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8517 2005-01-22 Richard Henderson <rth@redhat.com>
8519 * genopinit.c (optabs): Use smin/smax for floating point too.
8520 * doc/md.texi: Update to match. Clarify that floating point
8521 results are undefined for +0/-0 and NaN.
8522 * doc/rtl.texi: Likewise.
8523 * rtl.def (SMIN, SMAX): Likewise
8524 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8526 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8527 leading 's' to the name.
8528 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8529 smaxxf3, sminxf3): Likewise.
8530 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8533 2005-01-22 Paul Brook <paul@codesourcery.com>
8535 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8537 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8539 * config/s390/s390.c (struct processor_costs): New fields
8540 dlgr, dlr, dr, dsgfr, dsgr.
8541 (z900_cost, z990_cost): Values for new fields.
8542 (s390_rtx_costs): New cases MEM und COMPARE in switch
8543 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8544 DIV, MOD, UDIV, UMOD.
8546 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8548 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8549 into the register being decremented.
8550 ("doloop_si31", "doloop_di"): Likewise.
8551 ("*doloop_si_long"): Adapt pattern.
8553 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8555 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8557 (CLASS_MAX_NREGS): Likewise.
8559 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8561 * doc/tree-ssa.texi (Statement Operands): Add example for new
8562 must-def macro. Note deprecation of old operands interface.
8564 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8566 PR tree-optimization/19484
8567 * tree-cfg.c (remove_fallthru_edge): New function.
8568 (cleanup_control_flow): Remove fallthru edges from calls that are
8569 now known not to return.
8571 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8573 Fix PR tree-optimization/19038
8574 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8575 copies with loop variant ones.
8577 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8579 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8580 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8581 config/alpha/alpha.md, config/alpha/predicates.md,
8582 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8583 config/sparc/sol2.h: Update copyright.
8585 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8586 first label to see if it is a nonlocal label.
8588 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8589 Andrew Pinski <pinskia@physics.uc.edu>
8592 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8593 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8595 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8597 * config/rs6000/rtems.h: Update copyright.
8599 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8602 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8603 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8604 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8606 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8609 * c-typeck.c (convert_arguments): Check for error_mark_node.
8611 2005-01-21 Ian Lance Taylor <ian@airs.com>
8613 PR tree-optimization/13000
8614 * tree-inline.c: Include "tree-flow.h".
8615 (expand_call_inline): If warn_return_type, warn if non-void inline
8616 function falls through.
8617 * tree-cfg.c (execute_warn_function_return): Don't warn about
8618 control reaching end if TREE_NO_WARNING is set. Set
8620 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8622 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8623 branch if we don't need one.
8624 * c-typeck.c: Include "tree-flow.h"
8625 (c_finish_bc_stmt): Don't add a goto if the current statement
8626 list doesn't fall through to the current point.
8628 2005-01-21 Roger Sayle <roger@eyesopen.com>
8630 PR rtl-optimization/576
8631 * real.c (real_arithmetic): Change return type from void to bool
8632 to return an indication that the result may be inexact.
8633 * real.h (real_arithmeric): Update prototype.
8634 * fold-const.c (const_binop): Don't constant fold floating
8635 point expressions when the user specifies -frounding-math and
8636 the result may depend upon the run-time rounding mode.
8637 (fold_convert_const_real_from_real): Clean-up.
8638 (fold_initializer): Ignore flag_rounding_math for initializers.
8639 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8640 constant fold FP operations with flag_rounding_math if the
8641 result may depend upon the run-time rounding mode.
8643 2005-01-21 Tom Tromey <tromey@redhat.com>
8645 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8647 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8649 * tree-cfg.c: Fix comment typos.
8651 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8653 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8654 around the call to rest_of_handle_branch_target_load_optimize.
8656 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8658 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8659 (sparc64-*-openbsd*): Likewise.
8660 (sparclite-*-elf*): Include tm-dwarf2.h.
8661 (sparc86x-*-elf*): Likewise.
8662 (sparc64-*-elf*): Likewise.
8663 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8664 (DBX_DEBUGGING_INFO): Likewise.
8665 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8666 (PREFERRED_DEBUGGING_TYPE): Likewise.
8667 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8668 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8669 (PREFERRED_DEBUGGING_TYPE): Likewise.
8670 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8671 (PREFERRED_DEBUGGING_TYPE): Likewise.
8672 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8674 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8677 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8679 2005-01-20 Paul Brook <paul@codesourcery.com>
8681 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8683 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8685 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8686 label is first in a sequence of labels.
8688 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8690 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8691 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8693 * doc/sourcebuild.texi (Test Directives): New.
8695 2005-01-20 Roger Sayle <roger@eyesopen.com>
8697 * real.c (real_floor): Don't leave the result uninitialized when
8698 mode is VOIDMode, but return the unrounded intermediate value.
8699 (real_ceil): Likewise.
8701 2005-01-20 Paul Brook <paul@codesourcery.com>
8703 * config/arm/arm.md (insv): Use gen_int_mode.
8705 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8707 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8708 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8709 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8710 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8711 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8713 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8716 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8717 fbreg, so we have to assume we can't.
8718 (loc_descriptor_from_tree_1): Ditto.
8719 (containing_function_has_frame_base): New function.
8720 (add_location_or_const_value_attribute): Use it.
8721 Also try to generate a frame_base from a single element location
8724 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8726 PR tree-optimization/15349
8727 * timevar.def (TV_TREE_MERGE_PHI): New.
8728 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8730 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8731 calls to tree_forwarder_block_p.
8732 (remove_forwarder_block_with_phi, merge_phi_nodes,
8733 gate_merge_phi, pass_merge_phi): New.
8734 * tree-optimize.c (init_tree_optimization_passes): Add
8736 * tree-pass.h: Add an extern for pass_merge_phi;
8738 2005-01-20 Richard Henderson <rth@redhat.com>
8741 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8742 (_mm_castps_pd, _mm_castps_si128): New.
8743 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8745 2005-01-20 Richard Henderson <rth@redhat.com>
8748 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8749 __builtin_ia32_vec_init_v2si.
8750 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8751 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8752 (ix86_init_mmx_sse_builtins): Create it.
8753 (ix86_expand_builtin): Expand it.
8754 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8755 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8756 (vec_extractv2si_0, vec_extractv2si_1): New.
8758 2005-01-20 Richard Henderson <rth@redhat.com>
8761 * config/i386/i386.c (ix86_expand_push): New.
8762 * config/i386/mmx.md (push<MMXMODE>1): New.
8763 * config/i386/sse.md (push<SSEMODE>1): New.
8764 * config/i386/i386-protos.h: Update.
8766 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8768 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8771 2005-01-20 Richard Henderson <rth@redhat.com>
8773 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8774 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8776 2005-01-19 Richard Henderson <rth@redhat.com>
8779 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8780 to V4SFmode in SSE1 fallback load path.
8782 2005-01-19 Richard Henderson <rth@redhat.com>
8784 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8785 in QImode expansion to ix86_expand_vector_set.
8786 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8788 2005-01-19 Richard Henderson <rth@redhat.com>
8791 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8792 subclass of the input class.
8793 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8794 Always true for cross-SSE1 classes. Rationalize conditionals.
8795 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8796 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8797 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8798 (movdi_2): Add MMX/SSE zeros.
8799 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8800 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8801 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8802 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8803 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8804 (zero_extendsidi2_rex64_1): Remove.
8805 (MOV0 peephole): Check GENERAL_REG_P.
8807 2005-01-19 Richard Henderson <rth@redhat.com>
8810 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8812 (ix86_expand_vector_extract): Likewise.
8814 2005-01-19 Richard Henderson <rth@redhat.com>
8817 * expr.c (emit_move_change_mode): New argument force; use
8818 simplify_gen_subreg if true.
8819 (emit_move_via_alt_mode): Merge into ...
8820 (emit_move_via_integer): ... here.
8821 (emit_move_ccmode): Use emit_move_change_mode directly.
8823 2005-01-19 Richard Henderson <rth@redhat.com>
8826 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8827 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8828 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8830 (alpha_emit_set_const): Likewise. Make static.
8831 (alpha_emit_set_long_const): Make static.
8832 (alpha_extract_integer): Split out from alpha_expand_mov.
8833 (alpha_split_const_mov): Likewise.
8834 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8835 (alpha_legitimate_constant_p): New.
8836 * config/alpha/alpha-protos.h: Update.
8837 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8838 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8839 * config/alpha/alpha.md (movsi): Add n alternative.
8840 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8841 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8842 (splitters for all of the above): Use alpha_split_const_mov.
8843 * config/alpha/predicates.md (non_add_const_operand): New.
8844 (non_zero_const_operand): New.
8845 (input_operand): Use alpha_legitimate_constant_p after reload.
8847 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8849 PR tree-optimization/19038
8850 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8851 (add_candidate): Add ivs with increment in latch only if
8852 allow_ip_end_pos_p is true.
8853 (determine_iv_cost): Use empty_block_p.
8855 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8857 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8858 (compute_dominance_frontiers): Ditto.
8860 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8863 * config/sh/t-rtems: New.
8864 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8866 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8868 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8869 the offset of the selected field.
8871 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8873 * tree-cfg.c (remove_forwarder_block): Fix the check to
8874 prevent a nonlocal label from appearing in the middle of a
8877 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8879 PR rtl-optimization/19462
8880 * reorg.c (find_end_label): Create return insn only if
8881 current_function_epilogue_delay_list is empty.
8883 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8885 * doc/passes.texi: Remove paragraph mentioning new-ra.
8887 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8889 PR rtl-optimization/15139
8890 * combine.c: Include params.h.
8891 (count_rtxs): New function.
8892 (record_value_for_reg): If replace_rtx would replace at least
8893 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8894 (clobber (const_int 0)) instead of TEM.
8895 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8896 * params.h (MAX_LAST_VALUE_RTL): New.
8897 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8898 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8901 * c-typeck.c (digest_init): Only call build_vector if all constructor
8902 elements are *_CST nodes.
8903 * gimplify.c (gimplify_init_constructor): Likewise.
8906 * c-typeck.c (digest_init): Only call build_vector if inside_init
8909 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8911 * toplev.c (init_asm_output): Remove dead #ifdef.
8913 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8915 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8917 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8919 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8920 accessing DECL_FUNCTION_CODE.
8921 * dojump.c (do_jump): Likewise.
8922 * gimplify.c (gimplify_call_expr): Likewise.
8923 * predict.c (expr_expected_value): Likewise.
8924 (strip_builtin_expect): Likewise.
8925 * tree-inline.c (estimate_num_insns_1): Likewise.
8926 * tree-ssa-loop-im.c (stmt_cost): Likewise
8927 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8928 (tree_expr_nonnegative_p): Likewise.
8930 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8932 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8933 variant of the load_pcrel_sym pattern.
8934 * config/sparc/sparc.md (P macro): Move to the top.
8935 (load_pcrel_sym): Macroize using P.
8936 (save_register_window): Likewise.
8938 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8940 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8943 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8946 * c-typeck.c (build_asm_expr): Strip nops off
8947 input memory operands.
8949 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8951 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8952 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8953 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8954 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8956 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8959 * config/i386/i386.c (override_options): If the 80387 is disabled,
8960 then do not return FP values using FP registers.
8962 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8964 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8965 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8966 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8967 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8968 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8969 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8970 output.h, postreload-gcse.c, postreload.c, recog.c,
8971 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8972 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8973 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8974 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8975 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8976 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8977 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8978 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8980 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8981 config/alpha/alpha.c, config/arm/vfp.md,
8982 config/i386/emmintrin.h, config/i386/i386-modes.def,
8983 config/i386/i386-protos.h, config/i386/i386.h,
8984 config/i386/pmmintrin.h, config/i386/ppro.md,
8985 config/i386/predicates.md, config/i386/xmmintrin.h,
8986 config/i860/i860.c, config/ia64/ia64-modes.def,
8987 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8988 config/ia64/ia64.md, config/ia64/itanium1.md,
8989 config/ia64/itanium2.md, config/ia64/predicates.md,
8990 config/iq2000/iq2000.h, config/mips/linux64.h,
8991 config/rs6000/aix41.h, config/rs6000/aix43.h,
8992 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8993 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8994 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8995 config/sparc/linux64.h, config/sparc/litecoff.h,
8996 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8997 config/sparc/sparc.h, config/sparc/sparc.md,
8998 config/sparc/sysv4-only.h: Update copyright.
9000 2005-01-18 Richard Henderson <rth@redhat.com>
9003 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9005 2005-01-18 Marc Espie <espie@openbsd.org>
9006 * config/i386/openbsdelf.h: Typo.
9008 2005-01-18 Richard Henderson <rth@redhat.com>
9010 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9011 special case for sse.
9012 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9014 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9016 * tree-inline.c (estimate_num_insns_1): Added cases for
9017 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9019 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9021 PR rtl-optimization/19296
9022 * combine.c (simplify_comparison): Rewrite the condition under
9023 which a non-paradoxical SUBREG of a PLUS can be lifted when
9024 compared against a constant.
9026 2005-01-18 Andi Kleen <ak@muc.de>
9028 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9029 * c.opt (-Wpointer-sign): Add.
9030 * doc/invoke.texi: (-Wpointer-sign): Add.
9032 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9034 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9035 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9036 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9037 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9038 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9039 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9040 for TARGET_MIX_SSE_I387.
9041 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9042 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9043 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9044 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9045 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9046 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9047 TARGET_MIX_SSE_I387.
9048 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9051 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9054 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9055 Add movaps alternative for xmm reg->reg move.
9057 2005-01-17 Jeff Law <law@redhat.com>
9059 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9060 at the end of the main DOM loop rather than just before DOM exits.
9062 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9064 PR tree-optimization/19121
9065 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9066 adding aliases to a name tag, also add them to the pointer's
9068 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9069 sensitive alias info at all. Only check that the two pointers
9070 have compatible pointed-to sets.
9071 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9072 a pointer's type tag is a superset of the alias set of the
9075 2005-01-17 James E Wilson <wilson@specifixinc.com>
9078 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9079 comment to document why.
9081 2005-01-17 Richard Henderson <rth@redhat.com>
9083 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9084 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9085 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9086 sse2_vmsminv2df3_finite): New.
9087 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9088 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9089 Force op1 into register.
9091 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9093 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9094 bubblestrap from always rebuilding build directory.
9096 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9098 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9099 ("*cmpmem_short"): Likewise.
9101 2005-01-17 Steven Bosscher <stevenb@suse.de>
9103 * basic-block.h: Document BB_* flags.
9104 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9105 use an sbitmap instead.
9106 * sched-rgn.c (compute_trg_info): Likewise.
9108 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9110 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9111 redundant target_cpu_default and extra_parts lines. Use the default
9113 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9114 (SUBTARGET_EXTRA_SPECS): Delete.
9115 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9116 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9117 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9118 and "n32" for -mabi=n32.
9120 2005-01-17 Ian Lance Taylor <ian@airs.com>
9123 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9124 fold constant variables into initial values.
9126 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9128 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9130 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9131 through the statements backward.
9133 2005-01-17 Ian Lance Taylor <ian@airs.com>
9135 PR middle-end/13127:
9136 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9137 a variable set to the return value of the inlined function.
9139 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9141 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9142 when modes are tieable.
9144 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9146 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9147 of pthread_create to find out if threads are enabled.
9148 * gthr-posix95.h (__gthread_active_p): Likewise.
9150 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9152 * common.opt (-fnew-ra): Remove.
9154 * toplev.h (flag_new_regalloc): Remove.
9155 * Makefile.in (ra*.*): Don't mention.
9156 * passes.c (rest_of_handle_new_regalloc): Remove.
9157 (rest_of_handle_combine, rest_of_compilation): Always consider
9158 flag_new_regalloc as false.
9159 * doc/invoke.texi: Don't document -fnew-ra.
9161 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9163 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9164 last parameter to reg_scan.
9165 * loop.c (loop_optimize): Likewise.
9166 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9167 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9168 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9169 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9170 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9171 * regclass.c (reg_scan): Likewise, for the declaration.
9172 * rtl.h (reg_scan): Likewise, for the prototype.
9174 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9176 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9177 mark_dfs_back_edges.
9179 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9181 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9182 (compute_avail): Uses don't go in tmp_gen.
9184 2005-01-16 Steven Bosscher <stevenb@suse.de>
9186 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9187 loop to look for a free slot in a page entry.
9189 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9192 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9193 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9194 just before targetm.asm_out.file_end.
9195 * tree.h (process_pending_assemble_output_defs): Declare.
9196 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9198 (assemble_alias): Defer generation of assembly code for defines when
9199 TARGET_DEFERRED_OUTPUT_DEFS is true.
9200 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9201 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9202 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9204 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9207 * pa.c (pa_scalar_mode_supported_p): New function.
9208 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9209 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9211 * pa-protos.h (prefetch_operand): Delete.
9212 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9213 * pa.c (prefetch_operand): Delete.
9214 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9215 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9216 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9217 and prefetch_nocc_operand.
9218 * pa.md (prefetch): Rework to avoid reload problems handling short
9219 displacements when a cache control completer needs to be provided.
9220 (prefetch_32, prefetch_64): Delete.
9221 (prefetch_cc, prefetch_nocc): New patterns.
9223 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9225 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9227 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9230 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9231 exceeds maximum alignment for global common data.
9232 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9233 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9235 2004-01-15 Roger Sayle <roger@eyesopen.com>
9237 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9239 2004-01-15 Roger Sayle <roger@eyesopen.com>
9241 * harg-reg-set.h (reg_class_names): Prototype global array.
9242 * regclass.c (reg_class_names): Declare here and initialize to
9244 (dump_regclass): Remove local declaration of reg_class_names.
9245 (regclass): Likewise.
9246 * cfg.c (dump_flow_info): Likewise.
9247 * ra-debug.c (reg_class_names): Likewise.
9248 * regrename.c (reg_class_names): Likewise.
9249 * reload.c (reg_class_names): Likewise.
9250 * reload1.c (spill_failure): Likewise.
9251 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9253 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9255 * config/s390/s390.md ("reload_outti"): Remove predicate for
9256 output operand. Abort if operand is not a MEM.
9257 ("reload_outdi", "reload_outdf"): Likewise.
9259 2005-01-15 Marc Espie <espie@openbsd.org>
9261 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9262 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9263 * config/openbsd.h: Fix C++ includes for native configurations.
9264 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9265 Add trampoline support.
9266 * config/i386/openbsdelf.h: New.
9268 2005-01-15 Marc Espie <espie@openbsd.org>
9270 * collect2.c (main): Explicitly parse -dynamic-linker option.
9272 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9274 PR tree-optimization/19060
9275 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9276 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9277 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9278 and handle extract_range_from_cond returning false.
9279 * fold-const.c (fold): Optimize comparisons with min/max even for
9280 width > HOST_BITS_PER_WIDE_INT.
9282 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9284 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9285 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9286 Remove little endian multilib variants.
9287 Add mips32 multilib variant.
9289 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9291 * explow.c (copy_all_reg, stabilize): Remove.
9292 * expr.h: Remove the corresponding prototypes.
9294 * rtlanal.c (regs_set_between_p): Remove.
9295 * rtl.h: Remove the corresponding prototype.
9297 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9299 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9300 to rs6000_nonimmediate_operand.
9301 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9302 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9303 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9304 rs6000_nonimmediate_operand.
9305 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9306 rs6000_nonimmediate_operand.
9308 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9310 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9312 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9314 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9316 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9317 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9319 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9320 (rs6k_nonimmediate_operand): New.
9321 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9323 (legitimate_lo_sum_address_p): Same.
9324 (rs6000_legitimize_address): Same.
9325 (rs6000_legitimize_reload_address): Same.
9326 (rs6000_legitimate_address): Same.
9327 (spe_build_register_parallel): Pass DF and DC modes in a DI
9330 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9331 to rs6k_nonimmediate_operand.
9333 * config/rs6000/spe.md ("*frob_df_di"): New.
9334 ("*frob_di_df"): New.
9335 ("*frob_di_df_2"): New.
9336 ("*mov_sidf_e500_subreg0"): New.
9337 ("*mov_sidf_e500_subreg4"): New.
9338 ("*movdf_e500_double"): Change predicate to
9339 rs6k_nonimmediate_operand.
9341 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9343 * postreload.c (move2add_note_store): Only call
9344 trunc_int_for_mode on scalar integers.
9346 2005-01-14 Steven Bosscher <stevenb@suse.de>
9348 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9349 replace BB_VISITED uses.
9350 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9351 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9352 (tree_dce_done): Free visited_control_parents.
9353 (perform_tree_ssa_dce): Allocate and clear it.
9354 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9355 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9356 instead of BB_VISITED.
9358 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9360 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9361 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9362 Remove unused prototypes.
9364 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9366 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9367 64-bit register usage.
9368 (spe_func_has_64bit_regs_p): Add FIXME note.
9370 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9372 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9373 flag_finite_math_only with flag_unsafe_math_optimizations.
9375 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9377 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9379 (__tpf_eh_return): Copy TPF private stack area from the module
9380 boundary stack frame. Add check for when module addresses are
9381 equal, but no stub address is found.
9383 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9386 * arm.h (struct machine_function): Add call_via field.
9387 (thumb_call_via_label): Declare.
9388 * arm.c (thumb_call_via_label): New variable.
9389 (thumb_call_reg_needed): New variable.
9390 (arm_output_function_epilogue): For Thumb code, output any per-function
9391 call-indirect trampolines.
9392 (thumb_call_via_reg): New function.
9393 (arm_file_end): New function.
9394 (TARGET_ASM_FILE_END): Call arm_file_end.
9395 (aof_file_end): Likewise.
9396 * arm-protos.h (thumb_call_via_reg): Declare.
9397 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9398 thumb_call_via_reg in normal case.
9400 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9403 PR rtl-optimization/19348
9404 * recog.c (peephole2_optimize): Do global life update if some peephole
9405 decides it doesn't need at least one of its inputs and that change
9406 influences liveness at the start of the basic block.
9408 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9409 arguments instead of 1.
9411 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9414 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9415 zero for nested functions needing a static chain or functions
9416 with a non-constant address.
9418 2005-01-13 Roger Sayle <roger@eyesopen.com>
9420 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9421 (and (sign_extend X) C) into (zero_extend (and X C)).
9423 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9425 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9427 2005-01-13 Richard Henderson <rth@redhat.com>
9432 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9433 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9434 not just TARGET_SSE.
9435 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9436 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9437 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9438 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9439 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9440 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9441 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9442 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9443 (movdicc_c_rex64): Rename with '*'.
9444 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9445 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9446 (movsfcc_1_387): Rename from movsfcc_1.
9447 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9448 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9449 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9450 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9451 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9452 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9453 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9454 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9455 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9456 sse_movdfcc_const0_4): Remove.
9457 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9458 recognize min/max early. Update for changed sse cmove patterns.
9459 (ix86_split_sse_movcc): New.
9460 * config/i386/i386-protos.h: Update.
9462 2005-01-13 Steven Bosscher <stevenb@suse.de>
9464 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9465 (fix_stmt_v_may_defs): Likewise.
9467 2005-01-13 Richard Henderson <rth@redhat.com>
9469 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9470 for converting the mask.
9472 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9474 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9477 2005-01-13 Richard Henderson <rth@redhat.com>
9479 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9480 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9481 IX86_BUILTIN_MOVDQ2Q): Remove.
9482 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9483 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9484 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9486 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9487 (sse2_pextrw): Fix immediate constraint.
9488 (sse2_loadq, sse2_loadq_rex64): Remove.
9489 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9490 Use __builtin_ia32_vec_ext_<size>.
9491 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9493 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9495 * function.c (assign_parm_setup_block): Look inside original
9496 entry_parm when inspecting PARALLEL.
9498 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9499 Joel Sherrill <joel@oarcorp.com>
9502 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9503 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9504 rtems_gxx_recursive_mutex_init.
9505 (__gthread_recursive_mutex_lock): New function.
9506 (__gthread_recursive_mutex_trylock): Likewise.
9507 (__gthread_recursive_mutex_unlock): Likewise.
9509 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9511 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9513 2005-01-13 Jan Beulich <jbeulich@novell.com>
9515 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9516 (ashrti3_internal): Indicate output is early clobber. Generate result
9517 into output rather than first input. Use move for low word of output
9518 if shift count is exactly 64.
9519 (lshrti3_internal): Likewise.
9521 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9525 * reload1.c (delete_output_reload): Don't delete an output reload
9526 if the pseudo lives longer than a single basic block. Adjust and
9527 improve wording of comment.
9529 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9532 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9533 of TYPE_SIZE where we mean the number of bytes.
9535 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9537 * function.c (assign_parm_setup_block): Relax condition on
9538 multi-register optimization.
9540 2005-01-12 Nick Clifton <nickc@redhat.com>
9542 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9543 an "in_delay_slot" attribute of "no" to prevent them being used in
9544 delay slots. This is forbidden because they might generate
9547 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9550 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9553 2005-01-12 Nick Clifton <nickc@redhat.com>
9555 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9556 passed on to GAS) but do not define, as GAS no longer supports or
9557 needs the -m2000 option.
9559 2005-01-11 Roger Sayle <roger@eyesopen.com>
9561 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9562 type as args of unprototyped builtins aren't automatically promoted.
9563 (fold_builtin_abs): Likewise.
9565 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9567 * Makefile.in: Set a `build-warn' variable.
9569 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9571 PR tree-optimization/17949
9572 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9573 (find_interesting_uses_address): Use it.
9575 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9577 * regrename.c (kill_value): Handle subreg's that won't simplify.
9579 2005-01-11 Richard Henderson <rth@redhat.com>
9582 * config/i386/i386.h (enum ix86_builtins): Move ...
9583 * config/i386/i386.c: ... here.
9584 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9585 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9586 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9587 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9588 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9589 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9590 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9591 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9592 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9593 IX86_BUILTIN_LOADDDUP): Remove.
9594 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9595 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9596 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9597 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9598 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9599 (ix86_init_builtins): Make static.
9600 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9601 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9602 if all the modes match. Otherwise, fake it.
9603 (get_element_number, ix86_expand_vec_init_builtin,
9604 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9605 (ix86_expand_builtin): Make static. Update for changed builtins.
9606 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9607 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9608 (ix86_expand_vector_init_duplicate): New.
9609 (ix86_expand_vector_init_low_nonzero): New.
9610 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9611 Split out from ix86_expand_vector_init; handle integer modes.
9612 (ix86_expand_vector_init): Use them.
9613 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9614 * config/i386/i386-protos.h: Update.
9615 * config/i386/predicates.md (reg_or_0_operand): New.
9616 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9617 (movv2sf_internal): Likewise. And a splitter to match them all.
9618 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9619 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9620 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9621 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9622 (mmx_pinsrw): Fix operand ordering.
9623 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9624 rather than sse_loadss expander.
9625 (movv2df splitter): Similarly.
9626 (sse_loadss, sse_loadlss): Remove.
9627 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9628 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9629 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9630 (sse3_movddup): Rename with '*'.
9631 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9632 (sse2_loadsd): Remove.
9633 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9634 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9635 (sse2_pinsrw): Fix argument ordering.
9636 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9637 (sse2_stored): Remove 'r' destination.
9638 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9639 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9640 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9641 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9642 vec_extractv16qi, vec_initv16qi): New.
9644 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9645 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9646 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9648 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9649 (_mm_load_si128, _mm_store_si128): Likewise.
9650 (_mm_load1_pd): Use _mm_set1_pd.
9651 (_mm_load_sd): Use _mm_set_sd.
9652 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9653 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9654 (_mm_set_epi64): Use _mm_set_epi64x.
9655 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9656 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9657 _mm_setr_epi8): Use _mm_set_foo form.
9658 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9659 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9660 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9661 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9662 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9663 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9664 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9665 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9666 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9667 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9668 (_mm_movedup_pd): Use _mm_shuffle_pd.
9669 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9670 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9671 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9672 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9674 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9675 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9676 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9677 (_mm_store_ps): Use raw dereference.
9678 (_mm_store1_ps): Use _mm_storeu_ps.
9679 (_mm_storer_ps): Use _mm_store_ps.
9680 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9681 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9683 2005-01-11 Stan Shebs <shebs@apple.com>
9685 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9686 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9688 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9691 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9692 Skip all DECLs except for FIELD_DECLs.
9694 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9696 * config/s390/s390.c (override_options): Return error if
9697 -mbackchain, -mpacked-stack and -mhard-float are used together.
9698 (s390_va_start): Remove the backchain && packed-stack special case.
9699 (s390_gimplify_va_arg): Likewise.
9700 * doc/invoke.texi: Remove the ABI incompatibility note.
9702 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9704 * config/s390/s390.c (struct s390_frame_layout): Remove
9706 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9707 save_backchain_p with TARGET_BACKCHAIN.
9709 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9712 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9713 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9714 * function.c (locate_and_pad_parm): Set new field.
9715 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9716 Tweak where_pad test to include "none". Always set mem align for
9718 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9719 not sufficient for type.
9720 (assign_parm_setup_block): If stack_parm is zero on entry, always
9721 make a new stack local. Block move old stack parm if necessary
9722 to new aligned stack local.
9723 (assign_parm_setup_stack): Use a block move to handle
9724 potentially misaligned entry_parm.
9725 (assign_parms_unsplit_complex): Specify required alignment when
9726 creating stack local.
9727 * calls.c (compute_argument_addresses): Override alignment of stack
9728 arg calculated from its type with the alignment given by
9729 FUNCTION_ARG_BOUNDARY.
9730 (store_one_arg): Likewise.
9732 2005-01-11 Jan Beulich <jbeulich@novell.com>
9734 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9735 Change respective itanium_class attribute to ialu.
9736 (shladdp4_internal): New.
9737 * config/ia64/predicates.md (shladd_log2_operand): New.
9739 2005-01-11 Richard Henderson <rth@redhat.com>
9741 * expr.c (store_constructor): Use rtvec_alloc instead of
9742 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9744 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9746 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9748 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9750 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9751 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9752 (TARGET_RWRELOC): Define.
9753 (ia64_rwreloc_section_type_flags): Delete.
9754 (ia64_section_type_flags): New function.
9755 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9756 (TARGET_RWRELOC): Define.
9758 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9761 * config/ia64/ia64.c (process_set): For alloc insn, only call
9762 process_epilogue is !frame_pointer_needed.
9764 2005-01-10 Roger Sayle <roger@eyesopen.com>
9767 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9768 unary operator and can't be treated as a binary/comparison operator.
9770 2005-01-10 Richard Henderson <rth@redhat.com>
9772 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9773 (ix86_return_in_memory): Likewise.
9774 (function_arg_advance): Likewise. Mirror structure in function_arg
9775 for choosing register to advance.
9777 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9779 * tree-vectorizer.c, tree.def: Fix comment typos.
9781 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9783 * config/s390/s390.c (struct processor_costs): 4 new fields:
9784 ddbr, ddr, debr, der.
9785 (s390_rtx_costs): More precise handling of divide instructions.
9787 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9789 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9791 2005-01-10 Jan Beulich <jbeulich@novell.com>
9793 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9794 names resulting from -ffunction-sections/-fdata-sections and linkonce
9796 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9797 based on the section name. Rearrange the section name comparison logic
9798 slightly so that each section name is compared against at most once.
9800 2005-01-10 Ben Elliston <bje@au.ibm.com>
9802 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9803 targets for which -fPIC reduces limitations on the GOT size.
9805 2005-01-09 Falk Hueffner <falk@debian.org>
9807 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9810 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9813 * collect2.c (main): Set aixrtl_flag for -brtl option.
9814 (resolve_lib_name): Search for .so file extension before .a
9817 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9819 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9820 (vect_analyze_data_refs_alignment): Add dump prints.
9822 2005-01-09 Ira Rosen <irar@il.ibm.com>
9824 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9825 expr_invariant_in_loop_p.
9826 Initialize outputs first thing in the function.
9827 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9828 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9829 (vect_analyze_pointer_ref_access): Check that the initial condition of
9830 the access function is loop invariant.
9832 2005-01-09 Richard Henderson <rth@redhat.com>
9834 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9835 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9836 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9837 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9838 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9839 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9840 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9841 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9842 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9843 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9844 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9845 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9846 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9847 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9848 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9849 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9850 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9851 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9852 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9853 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9854 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9855 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9856 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9858 (mmx_clrdi, pavgusb): Remove.
9859 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9860 with leading sse_ prefix.
9861 * config/i386/sse.md: Receive them.
9862 * config/i386/mmx.md: New file.
9863 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9864 (subrv2sf3): Turn into expander for normal subtraction.
9865 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9866 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9867 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9868 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9869 commutative; use ix86_binary_operator_ok.
9870 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9871 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9872 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9873 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9874 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9875 Macroize from existing patterns; use ix86_binary_operator_ok.
9876 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9877 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9878 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9879 with vec_select+vec_concat.
9880 (mmx_pshufw, mmx_pshufw_1): Likewise.
9881 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9882 (mmx_uavgv4hi3): Model correctly.
9883 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9884 _mm_xor_si64): Remove casts.
9886 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9888 PR tree-optimization/19224
9889 * tree-scalar-evolution.c (get_instantiated_value,
9890 set_instantiated_value): New functions.
9891 (instantiate_parameters_1): Cache the results.
9892 (instantiate_parameters, resolve_mixers): Initialize and free
9895 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9897 * config/i386/i386.md (addhi_4): Correct reference in comment.
9900 2005-01-08 Richard Henderson <rth@redhat.com>
9902 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9903 (_mm_cvtsi128_si64x): Likewise.
9904 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9905 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9906 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9907 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9908 * config/i386/i386-protos.h: Update.
9909 * config/i386/i386.c (print_operand): Add 'H'.
9910 (ix86_fixup_binary_operands): Split out from ...
9911 (ix86_expand_binary_operator): ... here.
9912 (ix86_fixup_binary_operands_no_copy): New.
9913 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9914 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9915 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9916 (safe_vector_operand): Use CONST0_RTX.
9917 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9918 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9919 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9920 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9922 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9923 (IX86_BUILTIN_CMPNGESS): New.
9924 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9925 (attr type): Add sselog1.
9926 (attr unit, attr memory): Handle it.
9927 (movti, movti_internal, movti_rex64): Move near other integer moves.
9928 (movtf, movtf_internal): Move near other fp moves.
9929 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9930 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9931 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9932 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9933 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9934 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9935 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9936 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9937 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9938 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9939 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9940 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9941 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9942 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9943 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9944 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9945 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9946 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9947 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9948 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9949 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9950 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9951 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9952 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9953 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9954 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9955 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9956 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9957 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9958 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9959 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9960 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9961 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9962 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9963 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9964 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9965 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9966 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9967 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9968 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9969 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9970 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9971 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9972 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9974 (SSEPUSH, push<SSEPUSH>): Remove.
9975 (MMXPUSH, push<MMXPUSH>): Remove.
9976 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9977 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9978 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9979 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9980 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9981 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9982 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9983 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9984 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9985 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9986 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9987 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9988 (ppro_sse_log_V4SF): Handle sselog1.
9989 * config/i386/predicates.md (const_0_to_1_operand): New.
9990 (const_0_to_255_mul_8_operand): New.
9991 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9992 (const_2_to_3_operand, const_4_to_7_operand): New.
9993 * config/i386/sse.md: New file.
9994 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9995 (sse_movups): Rename from sse_movups_1.
9996 (sse_loadlss): Rename from sse_loadss_1.
9997 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9999 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10000 (absv4sf2, negv2df, absv2df): New.
10001 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10002 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10003 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10004 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10005 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10006 (sse3_addsubv4sf3): Model correctly.
10007 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10008 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10009 (sse_movhlps): Model with vec_select+vec_concat.
10010 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10011 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10012 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10013 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10014 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10015 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10016 sse2_pshufhw_1): Likewise.
10017 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10018 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10019 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10020 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10021 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10022 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10023 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10024 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10025 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10026 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10027 sminv8hi3): Mark commutative
10028 operands. Use ix86_binary_operator_ok.
10029 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10030 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10031 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10032 sse2_punpcklqdq): Allow operand2 in memory.
10033 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10034 sse2_movsd): Add memory alternatives.
10035 (sse_storelps): Turn expander into an insn; split after reload.
10036 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10037 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10039 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10041 * configure.ac (DWARF-2 debug_line): Use objdump.
10042 * configure: Regenerate.
10044 2005-01-08 Jeff Law <law@redhat.com>
10045 Diego Novillo <dnovillo@redhat.com>
10047 PR tree-optimization/18241
10048 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10049 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10050 statements with volatile operands.
10051 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10052 operands after marking a statement with has_volatile_ops.
10054 2005-01-08 Roger Sayle <roger@eyesopen.com>
10056 * tree.c (int_fits_type_p): Always honor integer constant
10057 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10059 2005-01-08 Roger Sayle <roger@eyesopen.com>
10061 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10062 the latent bug in rtl_delete_block has been resolved.
10064 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10066 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10067 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10069 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10071 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10072 library as @multilib_dir@/$(SHLIB_SONAME).
10074 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10076 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10077 * configure: Regenerate.
10079 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10081 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10084 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10087 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10088 Convert non-word aligned offset address using ld/std into
10091 2005-01-07 Richard Henderson <rth@redhat.com>
10093 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10095 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10097 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10099 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10101 PR tree-optimization/19283
10102 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10103 is not shorter than the original type.
10105 PR rtl-optimization/19012
10106 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10108 PR rtl-optimization/18861
10109 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10110 (FULL_STATE): Define.
10111 (mark_tablejump_edge): New function.
10112 (purge_dead_tablejump_edges): New function.
10113 (find_bb_boundaries): Use it.
10115 PR tree-optimization/18828
10116 * builtins.c (expand_builtin_next_arg): Remove argument and all
10117 the argument checking.
10118 (expand_builtin): Adjust caller.
10119 (expand_builtin_va_start): Likewise. Remove error for too many
10121 (fold_builtin_next_arg): Issue error for too many arguments.
10122 After checking arguments, replace them with magic arguments that
10123 prevent further checking of the args.
10125 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10127 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10129 2005-01-06 Roger Sayle <roger@eyesopen.com>
10132 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10133 and %{.S:...} (and their negative variants) to test whether the
10134 input file is assembler or pre-processed-assembler independent of
10135 the actual filename extension.
10137 2005-01-06 Roger Sayle <roger@eyesopen.com>
10139 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10140 of sign or zero extended values.
10142 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10144 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10145 for IBM long double format correctly.
10147 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10149 Fix PR tree-optimization/18792
10151 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10152 to first_loop_depth, and use loop depth instead of loop number.
10153 (build_classic_dir_vector): Ditto.
10154 (compute_data_dependences_for_loop): Use depth, not loop number.
10155 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10156 number. Pass in loops, instead of loop numbers.
10157 (gather_interchange_stats): Ditto.
10158 (linear_transform_loops): Ditto.
10160 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10163 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10164 biv_fits_mode_p, extension_within_bounds_p): New functions.
10165 (check_ext_dependent_givs): Use them.
10167 2005-01-06 Roger Sayle <roger@eyesopen.com>
10169 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10170 more than one barrier, in which case we should delete them all.
10172 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10174 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10176 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10178 Fix PR middle-end/19286
10180 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10181 output this subprogram, simply ignore this attempt to do it again.
10182 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10183 origin attribute if it's not possible.
10184 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10185 (decls_for_scope): Ditto.
10186 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10187 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10189 2005-01-05 Richard Henderson <rth@redhat.com>
10192 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10193 (bdesc_2arg): Use it.
10194 (ix86_expand_binop_builtin): Force operands into registers
10196 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10197 ix86_expand_sse_compare, ix86_expand_sse_comi,
10198 ix86_expand_builtin): Likewise.
10200 2005-01-05 Richard Henderson <rth@redhat.com>
10202 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10204 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10205 (mulv4hi3): Set itanium_class mmmul.
10206 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10207 (fpack): Rename from fpack_sfsf.
10209 2005-01-05 Richard Henderson <rth@redhat.com>
10212 * reload1.c (do_input_reload): Restrict the optimization deleteing
10213 a previous output reload to RELOAD_FOR_INPUT.
10215 2005-01-05 Steven Bosscher <stevenb@suse.de>
10217 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10218 comment that we fall through after case.
10219 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10220 (distribute_links): Likewise.
10221 * cse.c (cse_insn): Likewise.
10222 * cselib.c (cselib_invalidate_mem): Likewise.
10223 * df.c: Update comments at the top of the file.
10224 (read_modify_subreg_p): Update comments here too.
10225 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10226 * flow.c (mark_set_1): Likewise.
10227 (mark_used_regs): Likewise.
10228 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10229 (canon_list_insert): Likewise.
10230 (mark_set): Likewise.
10231 (try_replace_reg): Likewise.
10232 (store_killed_in_insn): Likewise.
10233 * loop.c (count_one_set): Likewise.
10234 (basic_induction_var): Likewise.
10235 * postreload-gcse.c (find_mem_conflicts): Likewise.
10236 * postreload.c (reload_combine_note_store): Likewise.
10237 (move2add_note_store): Likewise.
10238 * reload.c (find_equiv_reg): Likewise.
10239 (mark_referenced_resources): Likewise.
10240 * rtlanal.c (set_noop_p): Likewise.
10241 (note_stores): Likewise.
10242 (note_uses): Likewise.
10243 * sched-deps.c (sched_analyze_1): Likewise.
10244 * sched-rgn.c (check_live_1): Likewise.
10245 (update_live_1): Likewise.
10246 * config/i860/i860.c: Likewise.
10248 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10250 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10252 * doc/rtl.texi: Update documentation for bit-fields and SET.
10254 2005-01-05 Roger Sayle <roger@eyesopen.com>
10256 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10258 2005-01-05 Jan Hubicka <jh@suse.cz>
10259 Richard Henderson <rth@redhat.com>
10262 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10265 2005-01-05 Richard Henderson <rth@redhat.com>
10268 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10269 (sse_shufps): Change operand 3 to const_int_operand.
10270 (sse2_storelps): Fix typo in template.
10271 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10272 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10273 (ix86_expand_builtin): Likewise.
10275 2005-01-05 Julian Brown <julian@codesourcery.com>
10277 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10278 as aggregates for AAPCS ABIs.
10280 2005-01-05 Stan Shebs <shebs@apple.com>
10282 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10283 Mach-O getters if ppc64.
10284 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10286 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10287 signed four-byte field for global code case.
10288 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10290 2005-01-05 Roger Sayle <roger@eyesopen.com>
10292 PR middle-end/19100
10293 * c-common.c: Include real.h.
10294 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10295 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10296 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10297 * Makefile.in (c-common.o): Update dependencies.
10299 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10301 * c-parse.in (asm_string): Add trailing semicolon.
10303 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10305 * c-parse.in (asm_string): New. Don't allow wide strings in
10307 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10308 asm_string instead of STRING.
10310 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10312 * c-typeck.c (constructor_no_implicit): Remove.
10313 (set_designator, process_init_element): Don't check
10314 constructor_no_implicit.
10316 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10317 Kaz Kojima <kkojima@gcc.gnu.org>
10320 * lcm.c (create_pre_exit): New.
10321 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10322 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10324 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10326 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10327 -msoft-float in target_float_switch.
10328 * arm.c (arm_override_options): Fix processing of target_float_switch.
10330 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10332 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10335 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10337 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10338 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10340 2005-01-04 Roger Sayle <roger@eyesopen.com>
10342 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10343 if deleting the then-block allows the test-block to fallthru to the
10346 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10349 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10350 after the full declaration if the are in two different TUs.
10352 2005-01-04 Richard Henderson <rth@redhat.com>
10355 * tree-sra.c (generate_one_element_init): Just
10356 call gimplify_and_add.
10357 (generate_element_init): Record the
10358 new referenced variables and mark them for renaming
10359 and split out to ...
10360 (generate_element_init_1): This.
10361 (scalarize_init): Don't call push_gimplify_context/
10362 pop_gimplify_context.
10364 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10366 * toplev.c (get_src_pwd): Handle failure of getpwd().
10368 2005-01-04 Roger Sayle <roger@eyesopen.com>
10370 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10372 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10373 all the cases handled by it are inverted by invert_truthvalue.
10375 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10377 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10378 (save_register_windowsi): Likewise.
10380 2005-01-04 Richard Henderson <rth@redhat.com>
10382 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10384 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10386 PR middle-end/17767
10387 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10388 any simplifications of vector mode comparison operators.
10389 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10391 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10392 Devang Patel <dpatel@apple.com>
10394 PR tree-optimization/18308
10395 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10396 the operands before creating a new expression.
10397 * dojump.c (do_jump): Make drop_through_label available
10398 for all cases. Add expansion of COND_EXPR.
10400 2005-01-04 Ira Rosen <irar@il.ibm.com>
10402 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10403 INTEGER_CST instead of TREE_CONSTANT.
10404 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10405 instead of TREE_CONSTANT.
10406 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10407 instead of TREE_CONSTANT.
10409 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10411 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10413 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10416 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10417 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10419 2005-01-03 Richard Henderson <rth@redhat.com>
10421 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10422 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10423 fold_convert_const_real_from_real): Split out from ...
10424 (fold_convert_const): ... here.
10426 2005-01-03 Richard Henderson <rth@redhat.com>
10429 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10430 (mov<MMXMODEI>_internal): Likewise.
10431 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10432 Add V2SF case; use it for SSE1; don't use TI.
10433 (movdf_integer): Likewise.
10434 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10436 2005-01-03 Ira Rosen <irar@il.ibm.com>
10438 * tree-vectorizer.c (vect_strip_conversions): New function.
10439 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10440 check for binary class.
10442 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10446 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10448 * gimple-low.c (mark_blocks_with_used_vars): New function.
10449 (mark_blocks_with_used_subblocks): Ditto.
10450 (mark_used_blocks): Ditto.
10451 (pass_mark_used_blocks): New pass.
10452 * tree-inline.c: Include debug.h.
10453 (expand_call_inline): Call outlining_inline_function here.
10454 * tree-optimize.c (init_tree_optimization_passes): Add
10455 pass_mark_used_blocks.
10456 * tree-pass.h (pass_mark_used_blocks): New.
10457 * Makefile.in (tree-inline.o): Add debug.h dependency.
10459 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10461 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10462 VAR_DECLs to have weak_import attribute.
10464 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10467 2004-01-03 Steven Bosscher <stevenb@suse.de>
10469 * passes.c (rest_of_compilation): Don't run regmove if only
10470 flag_expensive_optimizations, require flag_regmove instead.
10472 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10474 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10476 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10477 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10478 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10479 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10481 2005-01-03 Richard Henderson <rth@redhat.com>
10483 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10484 (ia64_const_ok_for_letter_p): New.
10485 (ia64_const_double_ok_for_letter_p): New.
10486 (ia64_extra_constraint): New.
10487 (ia64_expand_vecint_compare): New.
10488 (ia64_expand_vcondu_v2si): New.
10489 (ia64_expand_vecint_cmov): New.
10490 (ia64_expand_vecint_minmax): New.
10491 (ia64_print_operand): Add 'v'.
10492 (ia64_preferred_reload_class): New.
10493 (ia64_vector_mode_supported_p): New.
10494 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10495 (PREFERRED_RELOAD_CLASS): Move to function.
10496 (CONST_OK_FOR_LETTER_P): Move to function.
10497 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10498 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10499 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10500 (EXTRA_CONSTRAINT): Move to function.
10501 * config/ia64/ia64.md: Include vect.md.
10502 (itanium_class): Add mmalua.
10504 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10506 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10507 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10509 (const_int_2bit_operand): New.
10510 (fr_reg_or_0_operand): New.
10511 * config/ia64/ia64-modes.def: Add vector modes.
10512 * config/ia64/ia64-protos.h: Update.
10513 * config/ia64/vect.md: New file.
10515 2005-01-03 Richard Henderson <rth@redhat.com>
10517 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10519 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10522 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10524 (log1pdf2): Change mode of operands[0,1] to DFmode.
10526 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10528 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10529 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10530 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10531 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10532 SPARC_RELAXED_ORDERING.
10534 2005-01-03 Richard Henderson <rth@redhat.com>
10535 Uros Bizjak <uros@kss-loka.si>
10538 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10539 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10540 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10542 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10543 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10544 const_pow2_1_to_128_operand): New predicates.
10546 2005-01-02 Greg McGary <greg@mcgary.org>
10548 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10550 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10551 object. [ptr_type]: Remove unused variable.
10552 Remember nearest addressable array-element or record-component
10553 when checking bitfield components. Tolerate empty BIND_EXPR.
10555 2005-01-01 Richard Henderson <rth@redhat.com>
10557 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10558 that don't narrow the value. Fail for other conversions.
10560 2005-01-01 Richard Henderson <rth@redhat.com>
10563 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10564 * c-lang.c (finish_file): Don't do it here.
10565 * objc/objc-act.c (objc_finish_file): Likewise.
10567 * cgraph.c (decl_assembler_name_equal): New.
10568 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10569 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10570 * cgraph.h (struct cgraph_varpool_node): Add next.
10571 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10572 * varasm.c (assemble_alias): Mark the target as needed.
10574 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10576 PR middle-end/19221
10577 * function.c (get_arg_pointer_save_area): Use entry_of_function
10578 instead of get_insns.
10580 2005-01-01 Roger Sayle <roger@eyesopen.com>
10581 Andrew Pinski <pinskia@physics.uc.edu>
10582 James E. Wilson <wilson@specifixinc.com>
10584 PR rtl-optimization/12092
10585 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10588 2005-01-01 Roger Sayle <roger@eyesopen.com>
10589 Olivier Hainque <hainque@act-europe.fr>
10591 * tree.c (int_fits_type_p): A narrower type always fits in a
10592 wider one, except for negative values into unsigned types.
10594 2005-01-01 Roger Sayle <roger@eyesopen.com>
10596 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10597 with the original constant rather than require TREE_OVERFLOW.
10599 2005-01-01 Steven Bosscher <stevenb@suse.de>
10601 PR middle-end/17544
10602 * c-decl.c (finish_function): If compiling C99, annotate the
10603 compiler generated return with the current file name and line 0.
10604 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10605 the source line is greater than 0.
10606 (remove_bb): Likewise.