1 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3 * tree-data-ref.c (find_data_references_in_loop): Give up when
4 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
5 may embed arbitrary side effects.
6 Remove the assumption that GIMPLE form contains a single array
8 When the statement contains virtual operands, fail if it is not
9 a MODIFY_EXPR or a CALL_EXPR.
10 Return after the dont know node is inserted.
12 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
14 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
16 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
19 PR tree-optimization/19639
20 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
21 and generic summands for char* as s * delta, too, folding &a[i]
22 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
23 for comparison of steps. Convert types for index addition.
24 (fold_binary): Adjust the callers to always dispatch to
25 try_move_mult_to_index.
26 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
27 expr with non-gimple ARRAY_REF offset.
29 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
31 * fold-const.c (fold_indirect_ref_1): Avoid removing
32 NOP_EXPRs with type qualifiers like const.
34 2005-05-11 Richard Henderson <rth@redhat.com>
37 * c-decl.c (finish_decl): Propagate the completed array type of
38 a global variable into the binding.
40 2005-05-10 Matt Kraai <kraai@ftbfs.org>
42 * Makefile.in (gtype-desc.o, build/genautomata.o)
43 (build/varray.o): Depend on $(VARRAY_H).
45 2005-05-10 Diego Novillo <dnovillo@redhat.com>
47 * tree-optimize.c (init_tree_optimization_passes): Re-organize
48 optimization passes to do an initial batch of scalar cleanups.
50 2005-05-10 Ian Lance Taylor <ian@airs.com>
52 * read-rtl.c (struct macro_traverse_data): Define.
53 (map_attr_string): New static function, broken out of
54 apply_macro_to_string.
55 (mode_attr_index, apply_mode_maps): New static functions.
56 (apply_macro_to_string): Call map_attr_string.
57 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
59 (apply_macro_traverse): Expect data to point to a struct
61 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
62 to pass data through htab_traverse.
63 (read_rtx_1): Add mode_maps parameter. Change all callers.
64 Handle mode names which are attribute strings.
65 * doc/md.texi (Substitutions): Rename from String Substitutions.
66 Change references. Document using attributes as modes.
68 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
70 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
71 * tree-optimize.c (init_tree_optimization_passes) Swap
72 pass_ch and pass_profile.
73 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
74 here. Remove rewrite_into_loop_closed_ssa call.
76 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
78 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
80 (legitimate_reload_constant_p): Add check for const double zero.
81 * config/s390/s390.md: Add comment for constraint letter 'G'.
82 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
83 attributes for new case.
84 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
85 s390_const_double_ok_for_constraint_p.
86 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
89 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
91 PR tree-optimization/21170
92 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
93 rewrite_ssa_into_ssa in comments with update_ssa.
95 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
97 * tree-ssa-loop-im.c: Include hashtab.h.
98 (struct mem_ref_loc): New.
99 (struct mem_ref): Describe the set of references with the same
101 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
102 maybe_queue_var, fem_single_reachable_address,
103 for_each_memref, single_reachable_address,
104 is_call_clobbered_ref, determine_lsm_reg): Removed.
105 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
106 hoist_memory_reference, memref_hash, memref_eq, memref_del,
107 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
109 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
110 (determine_lsm_loop): Rewritten.
111 (determine_lsm): Do not set stmt uids.
113 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
115 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
118 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
120 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
121 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
122 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
124 2005-05-10 Jeff Law <law@redhat.com>
126 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
127 thread_across_edge for any abnormal edges.
129 2005-05-10 Richard Henderson <rth@redhat.com>
131 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
132 * config/ia64/ia64-protos.h: Declare it.
133 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
134 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
135 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
136 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
137 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
138 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
139 extend result; use release semantics.
140 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
141 (sync_val_compare_and_swap_<IMODE>): Update to match.
143 2005-05-10 Richard Henderson <rth@redhat.com>
145 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
146 before comparing it for success.
148 2005-05-10 Richard Henderson <rth@redhat.com>
150 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
151 no return value pattern.
153 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
154 H.J. Lu <hongjiu.lu@intel.com>
156 * libgcov.c (create_file_directory): New function. Create
157 directory for the given file name.
158 (gcov_max_filename): New static var. Keeps size of the longest
160 (gcov_exit): Always try to create directory for output
161 file. Relocate each filename basing on environment vars.
162 (__gcov_init): Remember the longest file name.
163 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
164 * doc/gcov.texi (Cross-profiling): New node documenting
165 cross-profiling management.
166 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
168 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
170 * config/sparc/sparc.c (mem_min_alignment): Do not rely
171 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
173 2005-05-10 Bob Wilson <bob.wilson@acm.org>
175 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
176 case code to avoid one move instruction.
177 (__umodsi3, __modsi3): Merge duplicated code sequences.
179 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
181 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
182 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
183 * doc/invoke.texi: Fix typos.
185 * tree-data-ref.c (analyze_array_indexes, analyze_array,
186 init_data_ref, access_functions_are_affine_or_constant_p,
187 free_data_refs): Use VEC instead of VARRAY.
188 * tree-data-ref.h (data_reference): Change the type of
189 access_fns to VEC(tree,gc)*.
190 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
192 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
195 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
196 * fold-const.c (fold): Expand the condition of reducing cond_expr.
197 (contains_label_1, contains_label_p): New functions for checking
198 labels in a sub-tree.
200 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
203 * c-decl.c (pushdecl): When there is a declaration in the current
204 scope and the declarations are external linkage, check for
205 compatibility with the type in the external scope and update the
206 type in the external scope with the composite type information.
207 Do not form a composite type of the new type and the visible type
208 if they are incompatible.
210 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
212 * crtstuff.c: Revert part of 2005-05-08 Change.
213 (IN_LIBGCC2): Define.
215 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
217 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
218 remove redundant test.
219 (fp_mov_p): Accept 0.
220 (fp_high_losum_p): Remove redundant test.
221 * config/sparc/predicates.md (const_high_operand): Explicitly test
222 (not small_int_operand).
223 (fp_const_high_losum_operand): New.
224 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
225 (movdi_insn_sp32_v9): Use canonical predicates.
226 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
227 (movdi_insn_sp64_novis): Delete.
228 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
229 (movsf_insn_novis): Delete.
230 (movsf_insn_vis): Rename into movsf_insn.
231 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
232 (movsf_lo_sum): Use fp_const_high_losum_operand.
233 (movsf_high): Likewise.
234 (movsf_high_losum splitter): Likewise.
235 (mov<V32:mode> expander): Use register_or_zero_operand.
236 (mov<V64:mode> expander): Likewise.
237 (movdf_insn_sp32): Use register_or_zero_operand.
238 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
239 Rename into movdf_insn_sp32_no_fpu.
240 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
241 Rename into movdf_insn_sp32_v9_no_fpu.
242 (movdf_insn_v9only_novis): Delete.
243 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
244 (movdf_insn_sp64_novis): Delete.
245 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
246 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
247 Rename into movdf_insn_sp64_no_fpu.
248 (movtf expander): Use register_or_zero_operand.
249 (movtf_insn_sp32): Delete.
250 (movtf_insn_vis_sp32): Use register_or_zero_operand.
251 Rename into movtf_insn_sp32.
252 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
253 Rename into movtf_insn_sp32_no_fpu.
254 (movtf_insn_hq_sp64): Delete.
255 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
256 Rename into movtf_insn_sp64_hq.
257 (movtf_insn_sp64): Delete.
258 (movtf_insn_vis_sp64): Use register_or_zero_operand.
259 Rename into movtf_insn_sp64.
260 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
261 Rename into movtf_insn_sp64_no_fpu.
263 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
265 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
266 gcc_assert and gcc_unreachable as appropriate.
267 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
268 xstormy16_output_cbranch_si, xstormy16_split_move,
269 xstormy16_initial_elimination_offset,
270 xstormy16_encode_section_info, xstormy16_print_operand_address,
271 xstormy16_expand_call, xstormy16_expand_arith,
272 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
274 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
276 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
277 const_copies to VEC(tree,heap)*.
278 (new_elim_graph, delete_elim_graph, elim_graph_size,
279 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
282 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
285 * doc/extend.texi (Type Attributes): Correct example syntax.
287 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
290 * doc/invoke.texi (-Wuninitialized): Update documentation.
292 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
294 * arm.c (const_ok_for_arm): Use a faster algorithm.
296 2005-05-09 David Edelsohn <edelsohn@gnu.org>
299 * config/rs6000/rs6000.md (add_op2): New.
300 (add<mode>3): Use it.
302 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
304 * arm.c (arm_gen_constant): Add new heuristic for generating
305 constant integers that can be expressed as the difference of two
308 2005-05-09 Roger Sayle <roger@eyesopen.com>
310 * c-tree.h (parser_build_unary_op): New prototype.
311 * c-typeck.c (parser_build_unary_op): New function to construct
312 a unary operation in the C parser.
313 * c-parser.c (c_parser_unary_expression): Use the new function
314 parser_build_unary_op when appropriate.
316 2005-05-09 Mark Mitchell <mark@codesourcery.com>
319 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
320 before outputting DWARF_FRAME_RETURN_COLUMN.
322 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
324 * config/s390/s390.c: (s390_branch_condition_mask,
325 s390_branch_condition_mnemonic, s390_extra_constraint_str,
326 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
327 legitimize_pic_address, s390_emit_tls_call_insn,
328 legitimize_tls_address, legitimize_tls_address,
329 s390_expand_addcc, print_shift_count_operand, print_operand,
330 addr_generation_dependency_p, annotate_constant_pool_refs,
331 s390_split_branches, find_constant_pool_ref,
332 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
333 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
334 s390_output_pool_entry, s390_function_value,
335 s390_call_saved_register_used, s390_emit_call): Replace
336 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
337 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
338 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
339 get_some_local_dynamic_name, s390_function_arg_size,
340 s390_function_arg_advance, s390_function_arg,
341 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
342 default case by gcc_unreachable.
343 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
344 conditional abort by gcc_assert.
345 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
346 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
348 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
350 * config/s390/s390.c: (s390_decompose_address,
351 tls_symbolic_operand, legitimate_pic_operand_p,
352 legitimate_constant_p, legitimate_reload_constant_p,
353 s390_expand_plus_operand, legitimate_address_p,
354 legitimate_la_operand_p, ): Remove 'register' from signature.
355 (symbolic_reference_mentioned_p,
356 tls_symbolic_reference_mentioned_p): Remove 'register' from local
357 variable declarations.
358 (legitimize_address): Remove 'register' from
359 signature and local variable declarations.
361 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
363 * config/s390/s390-protos.h: (s390_match_ccmode,
364 s390_match_ccmode_set, reg_used_in_mem_p,
365 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
366 legitimate_la_operand_p, preferred_la_operand_p,
367 s390_short_displacement, addr_generation_dependency_p,
368 legitimate_reload_constant_p, legitimate_address_p): Change return type
370 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
371 * config/s390/s390.c: (s390_match_ccmode,
372 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
373 legitimate_reload_constant_p): Change return type into 'bool'.
374 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
375 Likewise. Additionally adapted comment.
376 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
377 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
378 (s390_decompose_address): Change the type of the internal flags
379 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
380 (struct s390_address): Change type of "pointer" into bool.
381 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
382 Adapt calls for 's390_tm_ccmode' to the new signature.
384 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
386 * config/s390/s390.c: (s390_match_ccmode_set,
387 s390_branch_condition_mnemonic, s390_short_displacement,
388 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
389 print_shift_count_operand, get_some_local_dynamic_name,
390 get_some_local_dynamic_name_1, reg_used_in_mem_p,
391 addr_generation_dependency_p, s390_split_branches,
392 annotate_constant_pool_refs, find_constant_pool_ref,
393 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
394 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
395 s390_register_info, s390_frame_info, s390_init_frame_layout,
396 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
397 restore_gprs, s390_function_arg_size, s390_function_arg_float,
398 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
399 s390_encode_section_info, s390_cannot_force_const_mem,
400 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
401 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
402 s390_adjust_priority, s390_issue_rate,
403 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
404 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
405 s390_build_builtin_va_list, s390_gimplify_va_arg,
406 s390_function_ok_for_sibcall, s390_call_saved_register_used,
407 s390_pass_by_reference, s390_fixed_condition_code_regs,
408 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
409 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
410 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
411 s390_add_pool_insn, s390_find_pool, s390_add_constant,
412 s390_find_constant, s390_add_execute, s390_find_execute,
413 s390_execute_label, s390_execute_target, s390_dump_pool,
414 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
415 Move target macro definitions to the end of the file. Move several
416 functions within the file to assure correct compiling.
418 2005-05-09 Steven Bosscher <stevenb@suse.de>
420 * calls.c (purge_reg_equiv_notes): Remove, fold into...
421 (fixup_tail_calls): ...here. Only look at insns between the
422 start of the function and the FUNCTION_BEG insn note.
424 * gcse.c (one_cprop_pass): Fix typos in dumps.
426 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
428 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
430 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
431 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
432 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
433 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
435 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
436 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
437 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
440 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
442 * config/s390/s390.md: ("gf") New mode attribute.
443 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
444 "fixuns_truncsfsi2"): Merge.
445 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
446 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
447 "fix_truncsfsi2_ieee"): Merge.
449 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
451 * config/s390/s390.md: ("FPR") New mode macro.
452 ("de", "dee"): New mode attributes.
453 ("cmpdf", "cmpsf"): Merge.
454 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
455 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
456 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
457 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
458 ("floatdidf2", "floatdisf2"): Merge.
459 ("adddf3", "addsf3"): Merge.
460 ("*adddf3", "*addsf3"): Merge.
461 ("*adddf3_cc", "*addsf3_cc"): Merge.
462 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
463 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
464 ("subdf3", "subsf3"): Merge.
465 ("*subdf3", "*subsf3"): Merge.
466 ("*subdf3_cc", "*subsf3_cc"): Merge.
467 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
468 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
469 ("muldf3", "mulsf3"): Merge.
470 ("*muldf3", "*mulsf3" "): Merge.
471 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
472 ("*fmadddf", "*fmaddsf"): Merge.
473 ("*fmsubdf", "*fmsubsf"): Merge.
474 ("divdf3", "divsf3"): Merge.
475 ("*divdf3", "*divsf3"): Merge.
476 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
477 ("negdf2", "negsf2"): Merge.
478 ("*negdf2_cc", "*negsf2_cc"): Merge.
479 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
480 ("*negdf2", "*negsf2"): Merge.
481 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
482 ("absdf2", "abssf2"): Merge.
483 ("*absdf2_cc", "*abssf2_cc"): Merge.
484 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
485 ("*absdf2", "*abssf2"): Merge.
486 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
487 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
488 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
489 ("*negabsdf2", "*negabssf2"): Merge.
490 ("sqrtdf2", "sqrtsf2"): Merge.
492 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
494 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
496 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
497 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
498 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
499 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
501 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
502 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
503 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
504 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
505 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
506 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
507 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
508 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
509 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
510 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
511 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
512 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
513 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
514 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
515 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
516 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
518 ("*divsf3"): Additionally rename second pattern to
520 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
521 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
522 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
523 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
524 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
525 'type values' and rename 'type' value.
526 ("*addsf3"): Additionally rename second pattern to
529 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
531 * config/s390/s390.md: ("SHIFT"): New mode macro.
532 ("lr", "shift"): New mode attributes.
533 ("ashldi3", "lshrdi3"): Merge.
534 ("*ashldi3_31", "*lshrdi3"_31): Merge.
535 ("*ashldi3_64", "*lshrdi3"_64): Merge.
536 ("ashlsi3", "lshrsi3"): Merge.
538 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
540 * config/s390/s390.md: ("DSI", "SCOND"): New mode
542 ("E", "g"): New mode attributes.
543 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
544 ("*adddi3_alc", "*addsi3_alc"): Merge.
545 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
546 ("*subdi3_slb", "*subsi3_slb"): Merge.
547 ("adddicc", "addsicc"): Merge.
548 ("*sconddi", "*scondsi"): Merge.
549 ("*sconddi_neg", "*scondsi_neg"): Merge.
550 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
551 ("negdi2", "negsi2"): Extract expander pattern from
552 "negsi2" and merge with "negdi2".
553 ("*negdi2"): Merge with instruction pattern of "negsi2".
554 ("*negdi2_cc", "*negsi2_cc"): Merge.
555 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
556 ("rotldi3", "rotlsi3"): Merge.
558 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
560 * config/s390/s390.md: ("hc"): New mode attribute.
561 ("extendhidi2", "extendqidi2"): Merge.
562 ("*extendhidi2", "*extendqidi2"): Merge.
563 ("extendhisi2", "extendqisi2"): Merge.
564 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
565 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
566 Merged 2 define_split.
567 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
568 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
570 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
572 * config/s390/s390.md: ("COMPARE"): New mode macro.
573 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
574 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
575 "bungt", "bunle", "bunge", "bltgt"): Merge.
577 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
579 * config/s390/s390.md: ("INT"): New mode macro.
580 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
583 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
585 * config/s390/s390.md: ("GPR", "P"): New mode macros.
586 ("cmpdi", "cmpsi"): Merge.
587 ("strlendi", "strlensi"): Merge.
588 ("*strlendi", "*strlensi"): Merge.
589 ("movmemdi", "movmemsi"): Merge.
590 ("clrmemdi", "clrmemsi"): Merge.
592 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
594 * config/s390/s390.md: ("HQI"): New mode macro.
595 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
596 ("*tmhi_full", "*tmqi_full"): Merge.
597 ("*tsthiCCT", "*tstqiCCT"): Merge.
598 ("*tsthi", "*tstqi"): Merge.
599 ("*tsthi_cconly", "tstqi_cconly"): Merge.
600 ("*sethighhisi", "*sethighqisi"): Merge.
602 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
604 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
605 config/alpha/unicosmk.h, config/arc/arc.md,
606 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
607 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
608 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
609 config/arm/semi.h, config/arm/uclinux-elf.h,
610 config/arm/wince-pe.h, config/fr30/fr30.c,
611 config/rs6000/altivec.h: Update copyright.
613 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
615 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
616 gcc_assert and gcc_unreachable as appropriate.
617 (pdp11_output_function_epilogue, output_move_double,
618 output_move_quad, print_operand_address, output_jump,
619 output_addr_const_pdp11): Likewise.
620 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
621 ASM_OUTPUT_ALIGN): Likewise.
622 * config/pdp11/pdp11.md: Likewise.
623 (extendhisi2, subhi3, subqi3): Likewise.
625 2005-05-09 David Edelsohn <edelsohn@gnu.org>
628 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
631 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
633 * config/ia64/ia64.c: Fix a comment typo.
635 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
638 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
639 (arm_override_options): Use them instead of manifest constants. Don't
640 allow -march to override the -mtune setting.
642 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
644 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
645 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
646 (function_arg_advance, function_arg, save_restore_insns,
647 iq2000_expand_prologue, iq2000_output_conditional_branch,
648 expand_one_builtin, print_operand):
649 * config/iq2000/iq2000.md (tablejump): Likewise.
651 2005-05-09 David Ung <davidu@mips.com>
653 * config/mips/mips.h (processor_type): Add names for the 24K.
654 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
656 * config/mips/mips.md (cnv_mode): New attribute for recording the
657 conversion types of float convert insns.
658 (cpu): Add 24k and 24kx.
659 (include): Include 24k.md file.
660 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
661 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
662 (floatdisf2): Setup cnv_mode.
663 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
665 * config/mips/24k.md: New file, contains 24k DFA pipeline
668 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
670 * config/sh/sh.c (print_operand_address): Use gcc_assert and
671 gcc_unreachable as appropriate.
672 (print_operand, prepare_move_operands, prepare_scc_operands,
673 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
674 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
675 fixup_mova, gen_far_branch, sh_reorg, split_branches,
676 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
677 sh_set_return_address, sh_setup_incoming_varargs,
678 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
679 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
680 check_use_sfunc_addr): Likewise.
681 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
682 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
683 * config/sh/symbian.c (sh_symbian_mark_dllexport,
684 sh_symbian_mark_dllimport): Likewise.
685 * config/sh/sh.md: Likewise.
686 (movdicc, call_pop, call_value_pop, casesi_worker_1,
687 casesi_worker_2, casesi_shift_media, casesi_load_media,
688 return_media): Likewise.
690 2005-05-08 Roger Sayle <roger@eyesopen.com>
693 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
696 2005-05-08 Richard Henderson <rth@redhat.com>
698 * config/alpha/alpha.c (adjust_address): Fix typo last change.
700 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
702 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
703 and -1 can happen in reg_renumber when no hard register is assigned.
705 2005-05-08 Steven Bosscher <stevenb@suse.de>
706 Kazu Hirata <kazu@cs.umass.edu>
708 PR tree-optimization/14841, tree-optimization/15838
709 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
710 (evaluate_stmt): Call it.
712 2005-05-08 Jakub Jelinek <jakub@redhat.com>
714 * config/ia64/ia64.c (ia64_override_options): Don't set
715 ia64_flag_var_tracking and clear flag_var_tracking here...
716 (ia64_file_start): ... but here.
718 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
720 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
721 and gcc_unreachable as appropriate.
722 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
723 m68hc11_gen_highpart, print_operand, print_operand_address,
724 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
725 m68hc11_gen_movhi): Likewise.
726 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
727 * config/m68hc11/m68hc11.md: Reword comment.
729 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
732 * config/m68hc11/predicates.md (splitable_operand): An immediate is
735 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
737 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
738 the 68HC12 address indirect addressing mode as it is not supported by
740 * config/m68hc11/m68hc11-protos.h
741 (m68hc11_valid_addressing_p): Declare.
742 (m68hc11_add_mode): Declare.
743 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
744 register_indirect_p and export it.
745 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
746 instruction so that it is part of the good BB.
747 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
748 addressing with movw.
749 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
751 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
752 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
753 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
755 ("*movhi_68hc12"): Handle movhi_const0.
756 ("*subhi3", "subqi3"): Use general_operand for operand 1.
757 ("*subhi3_zext"): Likewise.
759 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
762 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
763 operand 1 and fix constraints.
764 ("mulqihi3"): Use general_operand for operand 2.
766 2005-05-08 Julian Brown <julian@codesourcery.com>
767 H.J. Lu <hongjiu.lu@intel.com>
768 Paul Brook <paul@codesourcery.com>
770 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
771 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
772 20050308/2.16.0 or newer for comdat group.
773 * configure: Regenerated.
774 * config.in: Regenerated.
775 * varasm.c (default_function_rodata_section): Put .rodata section in
776 COMDAT group when necessary.
777 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
779 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
782 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
784 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
786 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
787 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
788 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
789 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
791 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
794 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
795 64-bit constants on 64-bit hosts.
796 (m68hc11_split_logical): Simplify.
797 (m68hc11_split_move): Likewise.
799 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
800 Paolo Bonzini <bonzini@gnu.org>
802 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
803 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
804 * configure.ac (enable_checking): Fix typos in runtime_checking.
805 (ENABLE_RUNTIME_CHECKING): Mark as target template.
806 (xm_file): Prepend auto-host.h
807 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
808 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
810 * crtstuff.c: Do not include auto-host.h.
811 (IN_LIBGCC2): Do not define.
812 * gcov-io.h: Include tconfig.h, not auto-host.h.
813 * libgcc2.c: Do not include auto-host.h.
814 (abort): Do not undefine.
815 * libgcov.c: Remove unneeded comment about config.h.
816 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
817 * config.in, configure: Regenerated.
819 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
820 Falk Hueffner <falk@debian.org>
822 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
823 and gcc_unreachable as appropriate.
824 (get_aligned_mem, get_unaligned_address,
825 alpha_emit_set_long_const, alpha_emit_conditional_branch,
826 alpha_emit_setcc, alpha_emit_conditional_move,
827 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
828 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
829 alpha_expand_unaligned_load, alpha_expand_block_move,
830 alpha_expand_zap_mask, get_trap_mode_suffix,
831 get_round_mode_suffix, get_some_local_dynamic_name,
832 print_operand_address, function_arg, alpha_return_in_memory,
833 function_value, alpha_expand_builtin,
834 alpha_initial_elimination_offset, alpha_expand_epilogue,
835 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
836 alphaev5_next_group, alpha_align_insns,
837 unicosmk_initial_elimination_offset, unicosmk_unique_section,
838 unicosmk_ssib_name): Likewise.
839 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
840 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
841 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
842 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
843 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
844 * config/alpha/alpha.md (*divmodsi_internal_er,
845 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
846 call_nt, call_umk, call_vms, call_value, sibcall_value,
847 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
848 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
849 * config/alpha/predicates.md (input_operand): Likewise.
851 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
853 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
854 gcc_unreachable, as appropriate.
855 (frv_function_prologue, frv_alloc_temp_reg,
856 frv_initial_elimination_offset, frv_expand_block_move,
857 frv_expand_block_clear, frv_print_operand_jump_hint,
858 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
859 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
860 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
861 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
862 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
863 frv_in_small_data_p, frv_asm_out_constructor,
864 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
865 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
866 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
867 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
868 sibcall_value, casesi): Likewise.
870 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
871 gcc_unreachable as appropriate.
872 (print_operand_address, mn10300_print_reg_list, expand_prologue,
873 expand_epilogue, notice_update_cc, initial_offset,
874 mn10300_address_cost_1): Likewise.
875 * config/mn10300/mn10300.md: Likewise.
876 (absdf2, abssf2, negdf2, negsf2): Likewise.
878 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
881 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
883 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
884 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
885 including sunge_<mode> and sungt_<mode>.
887 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
889 * integrate.h (get_hard_reg_initial_val): Change type of register
890 parameter from int to unsigned int.
891 (has_hard_reg_initial_val): Likewise.
892 * integrate.c (get_hard_reg_initial_val): Likewise.
893 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
895 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
897 * except.c (eh_status): Change the type of ttype_data to
899 (add_ttypes_entry, assign_filter_values,
900 output_function_exception_table): Use VEC instead of VARRAY.
902 2005-05-07 David Edelsohn <edelsohn@gnu.org>
904 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
906 2005-05-07 Paul Brook <paul@codesourcery.com>
908 * Makefile.in: Fix dependencies.
909 (GCOV_IO_H, VARRAY_H): Set.
911 2005-05-07 Anthony Green <green@redhat.com>
914 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
915 x$STMP_FIXPROTO test.
916 * configure: Rebuilt.
918 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
920 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
921 inappropriate feature test macros if flag_iso.
923 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
925 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
927 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
930 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
931 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
932 Handle moved operand being in special register.
933 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
934 presumed working insn.
935 (mover2side): Add FIXME.
937 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
939 * integrate.c (get_func_hard_reg_initial_val): Delete.
940 (has_func_hard_reg_initial_val): Delete.
941 (get_hard_reg_initial_val): Inline the old implementation of
942 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
943 instead of has_func_hard_reg_initial_val to test for an existing
944 pseudo. Only create an rtx if a new initial value entry is needed.
945 (has_hard_reg_initial_val): Scan the initial value list directly.
948 2005-05-07 David Edelsohn <edelsohn@gnu.org>
950 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
952 * config.in (HAVE_AS_POPCNTB): New.
953 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
954 (HAVE_AS_POPCNTB): New.
955 * configure: Regenerated.
956 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
957 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
958 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
959 and rs6000_sched_costly_dep.
960 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
961 (TARGET_XL_COMPAT): Delete.
962 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
963 (popcount<mode>2): New.
964 (popcntb<mode>2): New.
965 * config/rs6000/rs6000.opt (mpopcntb): New.
967 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
968 if variable name exists.
970 2005-05-07 Matt Kraai <kraai@ftbfs.org>
972 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
974 2005-05-07 Richard Henderson <rth@redhat.com>
977 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
978 with constant offsets.
980 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
982 * config/v850/v850.c (print_operand): Use gcc_assert and
983 gcc_unreachable, as appropriate.
984 (print_operand_address, v850_handle_data_area_attribute,
985 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
986 v850_insert_attributes, construct_prepare_instruction): Likewise.
987 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
988 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
990 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
992 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
993 config/rs6000/rs6000.h: Fix comment typos.
995 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
997 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
998 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
999 (mips_scalar_mode_supported_p): Delete.
1001 2005-05-06 Eric Christopher <echristo@redhat.com>
1003 * config/mips/mips.opt: Remove -mint64 option.
1004 * config/mips/mips.c (override_options): Remove -mint64
1006 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
1007 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
1008 64-bit integer handling.
1009 * doc/invoke.texi (Option Summary): Remove -mint64 for
1012 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1014 PR tree-optimization/19401
1015 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1016 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1017 (estimated_unrolled_size): New function.
1018 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1019 tree_unroll_loops_completely): Always unroll loops if the code size
1021 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1022 loops should be unrolled completely.
1023 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1025 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1027 PR rtl-optimization/21254
1028 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1029 assumptions for loops that otherwise do not roll.
1030 (find_simple_exit): Prefer # of iterations that is guaranteed
1032 * loop-unroll.c (decide_peel_once_rolling,
1033 decide_peel_completely): Check whether the loop is infinite.
1035 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1037 * config/rs6000/sysv4.opt: Fix typo.
1039 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1040 Jakub Jelinek <jakub@redhat.com>
1043 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1044 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1045 Don't use rep; movs{l,q} if the repetition count is really small,
1046 instead use a sequence of movs{l,q} instructions.
1048 2005-05-06 Jeff Law <law@redhat.com>
1050 PR tree-optimization/21380
1051 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1052 thread through a block with no preds.
1054 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1056 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1057 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1058 add_call_read_ops): Use VEC instead of VARRAY.
1060 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1062 * config/mcore/mcore.c (mcore_print_operand_address): Use
1063 gcc_assert and gcc_unreachable as appropriate.
1064 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1065 mcore_output_andn, output_inline_const, mcore_output_move,
1066 mcore_output_movedouble, mcore_expand_block_move,
1067 layout_mcore_frame, mcore_initial_elimination_offset,
1068 mcore_expand_prolog, mcore_mark_dllexport,
1069 mcore_mark_dllimport): Likewise.
1070 * config/mcore/mcore.h (switch_to_section): Likewise.
1071 * config/mcore/mcore.md: Likewise.
1073 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1075 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1076 TARGET_PROFILE_KERNEL.
1078 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1079 TARGET_PROFILE_KERNEL use.
1081 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1083 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1084 and gcc_unreachable, as appropriate.
1085 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1086 m32r_expand_prologue, m32r_output_function_epilogue,
1087 m32r_legitimize_pic_address, m32r_print_operand_address,
1088 emit_cond_move, m32r_function_symbol,
1089 m32r_output_block_move): Likewise.
1090 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1091 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1092 *rev_zero_branch_insn): Likewise.
1094 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1097 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1098 if both NEWDECL and OLDDECL are already weak.
1100 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1102 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1104 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1105 Kaz Kojima <kkojima@gcc.gnu.org>
1107 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1110 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1111 David Edelsohn <edelsohn@gnu.org>
1113 * config.gcc: Add .opt magic for the rs6000 ports.
1115 * doc/invoke.texi: Document -mabi= option properly. Document
1116 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1117 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1120 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1121 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1124 * config/rs6000/aix.opt: New.
1125 * config/rs6000/aix41.opt: New.
1126 * config/rs6000/aix64.opt: New.
1127 * config/rs6000/darwin.opt: New.
1128 * config/rs6000/linux64.opt: New.
1129 * config/rs6000/rs6000.opt: New.
1130 * config/rs6000/sysv4.opt: New.
1132 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1133 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1135 Define TARGET_USES_SYSV4_OPT.
1136 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1137 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1138 TARGET_USES_AIX64_OPT.
1139 * config/rs6000/aix51.h: Same.
1140 * config/rs6000/aix52.h: Same.
1141 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1142 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1143 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1144 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1145 * config/rs6000/linux64.h: Use
1146 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1148 * config/rs6000/rs6000.c: Remove definitions of
1149 rs6000_sched_restricted_insns_priority,
1150 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1151 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1152 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1153 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1154 rs6000_alignment_string. Define rs6000_explicit_options.
1155 (rs6000_parse_abi_options): Remove.
1156 (rs6000_parse_alignment_option): Remove.
1157 (rs6000_parse_float_gprs_option): Remove.
1158 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1159 TARGET_DEFAULT_TARGET_FLAGS.
1160 (rs6000_override_options): Revamp to use new .opt machinery.
1162 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1163 of new .opt machinery. Remove target_flags. Redefine
1164 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1165 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1166 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1167 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1168 rs6000_longcall_switch, rs6000_default_long_calls,
1169 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1170 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1171 TARGET_ALTIVEC_VRSAVE.
1173 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1175 * config.gcc (hppa1.1-*-rtems*): Remove.
1176 * config/pa/rtems.h: Remove.
1178 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1180 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1181 Exclude roe/603e multilib variants.
1183 2005-05-04 Denis Chertykov <denisc@overta.ru>
1186 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1189 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1191 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1192 arm/pe.opt to $extra_options.
1193 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1194 (target_float_abi_name, target_float_switch, target_abi_name)
1195 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1196 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1197 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1198 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1199 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1200 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1201 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1202 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1203 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1204 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1205 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1206 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1207 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1208 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1209 (arm_pic_register_string): Delete.
1210 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1212 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1213 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1214 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1215 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1216 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1217 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1218 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1219 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1220 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1221 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1222 (SUBTARGET_SWITCHES): Delete.
1223 * config/arm/arm.c (target_float_switch): Delete.
1224 (arm_cpu_select): Moved from config/arm/arm.h.
1225 (target_fpu_name, target_fpe_name, target_float_abi_name)
1226 (target_abi_name, structure_size_string, arm_pic_register_string)
1227 (arm_select): Make static.
1228 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1229 (arm_handle_option): New function.
1230 (arm_override_options): Update target_flags checks for new mask names.
1231 Remove target_float_switch code.
1232 (arm_expand_prologue, thumb_expand_prologue): Check
1233 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1234 * config/arm/arm.opt, config/arm/pe.opt: New files.
1236 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1238 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1239 gcc_unreachable as appropriate.
1240 (arc_double_limm_p, arc_setup_incoming_varargs,
1241 arc_compute_function_type, arc_output_function_prologue,
1242 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1243 output_shift, arc_print_operand, arc_print_operand_address,
1244 arc_final_prescan_insn): Likewise.
1245 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1247 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1249 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1254 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1255 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1256 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1257 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1258 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1259 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1260 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1261 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1263 2005-05-05 Paul Brook <paul@codesourcery.com>
1265 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1266 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1267 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1268 and tree-data-ref.h with *_H variables.
1270 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1272 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1274 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1276 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1278 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1280 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1282 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1284 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1285 setting of vrsave register for current function after
1286 call to save_world is emitted.
1288 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1290 * config/mmix/predicates.md: New file.
1291 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1292 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1293 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1294 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1295 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1297 * config/mmix/mmix.md: Include predicates.md.
1298 ("call", "call_value"): Force address to register if it isn't a
1299 mmix_symbolic_or_address_operand.
1301 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1303 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1304 the flags are of appropriate types.
1305 (num_ssa_operands): Generalize using the generic interface.
1306 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1309 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1311 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1312 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1314 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1316 * tree-outof-ssa.c (edge_leader, stmt_list,
1317 analyze_edges_for_bb): Use VEC instead of VARRAY.
1318 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1319 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1320 fini_analayze_edges_for_bb.
1322 2005-05-04 James E Wilson <wilson@specifixinc.com>
1325 * gcc.c (process_command): In the second argv scan loop, ignore
1326 Xassembler and Xpreprocessor, along with their argument.
1328 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1330 * tree-flow-inline.h, tree-ssa-operands.c,
1331 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1332 Likewise. tree-vn.c: Fix comment typos.
1333 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1335 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1337 * doc/tm.texi (Target Hooks): Document
1338 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1340 2005-05-04 Paul Brook <paul@codesourcery.com>
1342 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1344 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1346 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1347 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1350 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1351 get_expansion, expand_var_during_unrolling,
1352 insert_var_expansion_initialization,
1353 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1356 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1359 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1362 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1363 the same as INTEGER_TYPE.
1364 (fold_binary): Fold "bool_var != 0" to bool_var.
1365 Fold "bool_var == 1" to bool_var.
1367 2004-05-03 Richard Henderson <rth@redhat.com>
1370 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1371 from recog_data instead of insn_data.
1373 2005-05-03 DJ Delorie <dj@redhat.com>
1375 * common.opt (fdiagnostics-show-option): No variable is needed.
1376 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1377 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1378 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1379 Save and restore original message format. Use flag in context
1381 (warning): Don't test for enabled warnings here.
1382 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1385 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1387 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1388 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1389 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1390 * aclocal.m4: Don't include accross.m4.
1391 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1392 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1393 * configure, config.in: Regenerate.
1395 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1398 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1399 (clear_storage): Add argument.
1400 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1401 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1403 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1404 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1405 (store_expr, store_constructor): Adjust callers.
1406 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1407 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1408 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1409 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1410 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1411 with EXP. Pass EXP to expand_builtin_memmove.
1412 (expand_builtin_memset): Add ORIG_EXP argument, pass
1413 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1414 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1415 Pass EXP to expand_builtin_memset.
1416 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1418 (expand_builtin_strncmp): Likewise.
1419 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1420 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1421 (expand_builtin_fprintf): Likewise.
1422 (expand_builtin): Adjust calls to
1423 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1425 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1428 PR rtl-optimization/21239
1429 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1431 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1433 * tree-flow.h (tree_ann_common_d): Move aux to ...
1434 (stmt_ann_d): ... here.
1435 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1436 move_computations_stmt, schedule_sm): Update references to
1438 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1440 * tree-cfg.c (remove_bb): Remove a redundant call to
1442 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1445 2005-05-03 Richard Henderson <rth@redhat.com>
1447 * config/rs6000/rs6000.c: Remove conflict markers.
1449 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1451 2005-05-03 James E Wilson <wilson@specifixinc.com>
1453 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1455 2005-05-03 DJ Delorie <dj@redhat.com>
1457 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1458 decide if the warning will be printed.
1459 * calls.c (expand_call): Likewise.
1460 * function.c (init-function_start): Likewise.
1462 * common.opt (-fdiagnostics-show-option): New.
1463 * opts.c (option_enabled): Accept the option index instead of a
1464 pointer to the option descriptor.
1465 * opts.h (option_enabled): Likewise.
1466 * toplev.c (print_switch_values): Pass option index, not option
1468 * diagnostic.h (diagnostic_info): Add option_index.
1469 * diagnostic.c: Include opts.h.
1470 (diagnostic_set_info): Initialize option_index.
1471 (diagnostic_report_diagnostic): Amend option name if appropriate.
1472 (warning): Check to see if the specified warning is enabled.
1474 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1476 2005-05-03 Richard Henderson <rth@redhat.com>
1478 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1479 SPEC_OR_GEN_REGS definitions.
1481 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1484 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1485 for unavailable registers.
1487 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1489 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1491 * cfglayout.c (block_locators_blocks,
1492 insn_locators_initialize, insn_scope): Use VEC instead of
1495 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1496 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1499 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1501 * config/sparc/predicates.md (const_compl_high_operand): New.
1502 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1504 (sparc_emit_set_const64_quick1): Adjust for above change.
1505 (sparc_emit_set_const64_quick2): Likewise.
1506 (sparc_emit_set_const64_longway): Likewise.
1507 (sparc_emit_set_const64): Likewise.
1508 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1509 movdi_const64_special): Delete.
1510 (logical constant splitters): Use const_compl_high_operand.
1512 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1514 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1515 rather than STRIP_NOPS.
1517 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1519 PR rtl-optimization/21330
1520 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1522 (unswitch_single_loop): Clear cinsn when retrying.
1525 * config/i386/i386.c (legitimize_address): When canonicalizing
1526 ASHIFT into MULT, multiply by 1 << shift_count instead of
1527 1 << log2 (shift_count).
1529 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1531 * lambda-code.c (gcc_loop_to_lambda_loop,
1532 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1533 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1534 generic operand interface.
1535 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1536 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1537 generic operand interface.
1538 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1539 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1540 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1541 num_imm_uses): Use ssa_use_operand_t.
1542 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1543 get_v_must_def_ops): Delete.
1544 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1545 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1546 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1547 get_v_must_def_kill_ptr): Delete.
1548 (delink_stmt_imm_use): Move and use new operand interface.
1549 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1550 op_iter_next_tree): Use new operand implementation.
1551 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1552 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1554 (op_iter_next_mustdef, op_iter_next_maydef,
1555 op_iter_next_must_and_may_def): Delete. Replace with...
1556 (op_iter_next_maymustdef): New. Combine must and may next operations.
1557 (op_iter_init_maydef, op_iter_init_mustdef,
1558 op_iter_init_must_and_may_def): Use new interface.
1559 (single_ssa_tree_operand ): New. Process single operands only as trees.
1560 (single_ssa_use_operand): New. Process single operands only as uses.
1561 (single_ssa_def_operand): New. Process single operands only as defs.
1562 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1564 (num_ssa_operands): New. Count the number of specified operands.
1565 (compare_ssa_operands_equal): New. Compare two statements' operands.
1566 (single_phi_def): New. Return true if PHI has one def of the specified
1568 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1569 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1570 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1571 (struct stmt_ann_d): Operands field no longer require GTY().
1572 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1573 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1574 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1575 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1576 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1577 Use use_operand_p instead of ssa_imm_use_t *.
1578 * tree-pretty-print.c (dump_vops): check if operands are active before
1579 dumping virtual operands.
1580 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1581 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1582 (ccp_fold): Use new interface.
1583 (ccp_visit_stmt): Remove unused variables and code.
1584 (convert_to_gimple_builtin): Insert statements before calling
1585 mark_new_vars_to_rename.
1586 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1587 (copy_prop_visit_cond_stmt): Use generic interface.
1588 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1589 annotation in table.
1590 (thread_across_edge): Use generic interface.
1591 (initialize_hash_element): Initialzie with stmt, not annotation.
1592 (eliminate_redundant_computations): Use generic interface.
1593 (record_equivalences_from_stmt): Pass stmt, not annotation.
1594 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1596 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1597 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1598 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1599 generic operand interface.
1600 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1602 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1604 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1605 (build_defs, build_uses, build_v_may_defs, build_vuses,
1606 build_v_must_defs): Change type to struct opbuild_list_d.
1607 (ops_active): New. Operands active boolean.
1608 (operand_memory, operand_memory_index): New. Operand memory managers.
1609 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1610 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1611 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1612 Change from functions to static variable list heads.
1613 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1614 (opbuild_initialize_real): New. Initialize a virtual build list.
1615 (opbuild_free): New. Free a build list.
1616 (opbuild_num_elems): New. Number of items in a list.
1617 (opbuild_append_real): New. Add a real (tree *) operand.
1618 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1619 (opbuild_first): New. Return first element index in a list.
1620 (opbuild_next): New. Return next element in a list.
1621 (opbuild_elem_real): New. Return real element.
1622 (opbuild_elem_virtual): New. Return virtual element.
1623 (opbuild_elem_uid): New. Return UID of virtual element.
1624 (opbuild_clear): New. Reset an operand list.
1625 (opbuild_remove_elem): New. Remove an element form a list.
1626 (ssa_operands_active): New. Return true if operand cache is active.
1627 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1628 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1629 (correct_use_link): Use use_operand_p.
1630 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1631 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1632 (cleanup_v_may_defs): Use new implmentation.
1633 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1635 (append_def, append_use, append_v_may_def, append_vuse,
1636 append_v_must_def): Call opbuild_append routine instead of using varray.
1637 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1638 global parse_old_ops variable.
1639 (free_ssa_operands): New implementation.
1640 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1641 (copy_virtual_operands): Move. New generic implementation.
1642 (create_ssa_artficial_load_stmt): Move. New implementation.
1643 (swap_tree_operands): Update for new implementation.
1644 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1645 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1646 rather than a varray.
1647 (verify_imm_links): Use use_operand_p.
1648 (dump_immediate_uses_for): If the immediate use variable is a virtual
1649 variable, show the virtual ops in the stmt.
1650 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1651 (NULL_DEF_OPERAND_P): Now a #define.
1652 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1653 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1654 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1655 mustdef_optype_d): New. Use Linked list representation.
1656 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1657 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1658 (struct stmt_operands_d): Change to new pointers that are not GTY.
1659 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1660 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1661 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1662 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1663 SET_V_MUST_DEF_KILL): Delete.
1664 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
1665 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1666 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
1667 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1668 (enum ssa_op_iter_type): Operand iterator typechecking values.
1669 (struct ssa_operand_iterator_d): Use linked lists of operands.
1670 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1671 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1672 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1673 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
1674 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
1675 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
1676 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
1677 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1678 * tree-ssa-opfinalize.h: New. Function templates for expansion.
1679 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1680 alloc_vuse, and alloc_mustdef.
1681 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
1682 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1683 and finalize_ssa_v_must_def_ops.
1684 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1685 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1687 (compute_avail): Use generic iterator interface.
1688 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1689 (stmt_makes_single_load, stmt_makes_single_store): Use
1691 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1692 (statement_sink_location): Use generic interface.
1693 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
1694 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
1695 reset the immediate use link nodes.
1696 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1697 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1698 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1699 (eliminate_tail_call): Use generic operand interface.
1700 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1701 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
1703 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
1705 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1706 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1708 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
1709 Use statement pointer instead of vuse_optype. Use generic interface.
1710 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1711 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1712 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1713 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1714 * doc/tree-ssa.texi: Update documentation for operand interface.
1716 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
1718 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1719 gcc_unreachable as appropriate.
1720 (machopic_function_base_name, machopic_indirect_data_reference,
1721 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1722 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1723 * config/rs6000/altivec.md (*mov<mode>_internal,
1724 build_vector_mask_for_load): Likewise.
1725 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1726 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1727 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1728 * config/rs6000/predicates.md (easy_fp_constant,
1729 logical_operand): Likewise.
1730 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1731 compute_save_world_info, rs6000_emit_prologue,
1732 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1733 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1736 2005-05-03 Uros Bizjak <uros@kss-loka.si>
1739 * convert.c (convert_to_integer): Convert ceil and floor in
1742 2005-04-29 Geoffrey Keating <geoffk@apple.com>
1745 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1746 define_insn_and_split. Split only when memory operand is
1747 offsettable. Use adjust_address rather than plus_constant.
1748 (floatunssidf2_internal): Likewise.
1749 (fix_truncdfsi2_internal): Split only when memory operand is
1750 offsettable. Use adjust_address rather than plus_constant.
1751 (fix_trunctfsi2_internal): Likewise.
1752 (floatsidf2_internal): Likewise.
1754 2005-05-02 Diego Novillo <dnovillo@redhat.com>
1756 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1757 (set_value_range_to_null): Likewise.
1758 (set_value_range_to_varying): New function. Use it in all
1759 call sites that used to call set_value_range (vr, VR_VARYING, ...).
1760 (extract_range_from_assert): If the integral type has a
1761 super-type, and LIMIT is not within MIN and MAX values of that
1762 type, set the resulting range to VR_VARYING.
1764 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
1766 * config/mmix/mmix.opt: New file.
1767 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1768 (mmix_cc1_ignored_option): Don't declare.
1769 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1770 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1771 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1772 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1773 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1774 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1775 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1776 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1778 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1779 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1780 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1782 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
1785 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1786 * c-decl.c (current_function_prototype_built_in,
1787 current_function_prototype_arg_types): New.
1788 (merge_decls): Keep source location of prototype followed by
1789 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
1790 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1791 (start_function): Always set current_function_prototype_locus,
1792 current_function_prototype_built_in and
1793 current_function_prototype_arg_types. Check for external
1794 prototype whether or not visible for external function and set
1795 current_function_prototype_arg_types accordingly.
1796 (store_parm_decls_oldstyle): Use
1797 current_function_prototype_arg_types for checking old-style
1798 definition against prototype. Give warnings only if
1799 current_function_prototype_built_in).
1801 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1803 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1804 (ggc_alloc_zone_stat): Don't define.
1805 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1806 ggc_alloc_zone_pass_stat.
1807 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1808 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1809 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1811 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1813 * calls.c (expand_call): Handle current_function_pretend_args_size
1814 when checking for sibcalls.
1816 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1818 PR tree-optimization/21294
1819 * tree-vrp.c (vrp_expr_computes_nonzero): New.
1820 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1822 2005-05-02 Janis Johnson <janis187@us.ibm.com>
1825 * gcov-io.h: Declare gcov external functions hidden.
1827 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1829 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1830 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1831 Use VEC instead of VARRAY.
1834 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1837 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
1839 * c-common.c (resolve_overloaded_builtin): Forward to target
1840 hook for BUILT_IN_MD built-ins.
1841 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1842 for all types of built-in.
1843 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
1844 in the definition of the target hooks struct.
1845 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1846 * config/rs6000/altivec.h: Rewritten.
1847 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1848 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1849 rs6000_builtin_type, rs6000_builtin_type_compatible,
1850 altivec_overloaded_builtins, rs6000_builtin_type,
1851 rs6000_builtin_type_compatible): New.
1852 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1854 (def_builtin): Turn into a function. Check for duplicates and store
1855 the builtin into rs6000_builtin_decls.
1856 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1857 bdesc_1arg): Add overloaded builtins.
1858 (altivec_expand_builtin): Check for unresolved overloaded builtins,
1859 do not support ALTIVEC_COMPILETIME_ERROR.
1860 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1861 nodes to represent front-end types.
1862 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1863 with opaque arguments and/or return values.
1864 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1865 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1866 (rs6000_builtin_type_index): New.
1867 (is_ev64_opaque_type): Rename to...
1868 (rs6000_is_opaque_type): ... this.
1869 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1872 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1874 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1877 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
1878 Bernd Schmidt <bernd.schmidt@analog.com>
1880 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1881 print_address_operand, print_operand, legitimize_pic_address,
1882 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1883 output_pop_multiple): Use gcc_assert or gcc_unreachable as
1885 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1887 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
1889 * doc/passes.texi: Document vectorization pass.
1891 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1893 * tree-scalar-evolution.c (get_exit_conditions_rec,
1894 select_loops_exit_conditions,
1895 number_of_iterations_for_all_loops,
1896 analyze_scalar_evolution_for_all_loop_phi_nodes,
1897 scev_analysis): Use VEC instead of VARRAY.
1899 2005-05-02 Michael Matz <matz@suse.de>
1902 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1903 (warn_strict_null_sentinel): Define.
1904 (check_function_sentinel): Check for null_node as valid sentinel too.
1905 * c-common.h (c_tree_index): Added CTI_NULL.
1906 (null_node) Define global_tree[CTI_NULL].
1907 (warn_strict_null_sentinel): Declare.
1908 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1909 * c.opt: (Wstrict-null-sentinel): New C++ option.
1910 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1912 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1914 * gimplify.c (gimplify_compound_lval): Use VEC instead of
1917 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1919 * dwarf2out.c (decl_scope_table, push_decl_scope,
1920 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1923 2005-05-01 Mark Mitchell <mark@codesourcery.com>
1926 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1928 * doc/cpp.texi (__DEPRECATED): Document.
1929 (__EXCEPTIONS): Likewise.
1930 (__GXX_WEAK__): Likewise.
1932 * function.c (INVOKE__main): Do not define.
1933 (expand_main_function): Check HAS_INIT_SECTION when determining
1934 whether or not to call __main.
1936 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1938 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1940 2005-01-05 Paul Brook <paul@codesourcery.com>
1942 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1943 (INITIALIZE_TRAMPOLINE): Use it.
1944 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1945 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1946 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1948 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
1950 * doc/install.texi (Specific): Omit dots in the @anchors names
1951 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1952 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1954 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1956 PR tree-optimization/18316
1957 PR tree-optimization/19126
1958 * tree.c (build_int_cst_type): Avoid shift by size of type.
1959 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1961 * tree-scalar-evolution.h (simple_iv): Declaration changed.
1962 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1964 (dump_cand): Dump depends_on information.
1965 (determine_biv_step): Add argument to simple_iv call.
1966 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1967 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1969 (add_candidate_1): Record depends_on for candidates.
1970 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1971 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1972 Handle ivs with nonconstant step.
1973 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1974 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1975 (create_new_iv): Unshare the step before passing it to create_iv.
1976 (free_loop_data): Free cand->depends_on.
1977 (build_addr_strip_iref): New function.
1978 (find_interesting_uses_address): Use build_addr_strip_iref.
1979 (strip_offset_1): Split the recursive part from strip_offset.
1980 Strip constant offset component_refs and array_refs.
1981 (strip_offset): Split the recursive part to strip_offset_1.
1982 (add_address_candidates): Removed.
1983 (add_derived_ivs_candidates): Do not use add_address_candidates.
1984 (add_iv_value_candidates): Add candidates with stripped constant
1985 offset. Consider all candidates with initial value 0 important.
1986 (struct affine_tree_combination): New.
1987 (aff_combination_const, aff_combination_elt, aff_combination_scale,
1988 aff_combination_add_elt, aff_combination_add,
1989 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1990 fold_affine_sum): New functions.
1991 (get_computation_at): Use fold_affine_sum.
1992 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1993 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1996 2005-04-30 Michael Matz <matz@suse.de>
1998 * config/i386/i386.md (movmemsi): Also active when
1999 TARGET_INLINE_ALL_STRINGOPS.
2001 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
2004 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
2006 2005-04-30 Paul Brook <paul@codesourcery.com>
2008 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
2010 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
2011 * config/arm/ieee754-sf.S: Ditto.
2012 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
2013 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2015 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2017 * tree-ssanames.c: Fix a comment typo.
2018 * doc/options.texi: Fix a typo.
2020 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2022 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2023 gcc_unreachable as appropriate.
2024 (split_adds_subs, cond_string, print_operand,
2025 h8300_initial_elimination_offset, h8300_classify_operand,
2026 h8300_unary_length, h8300_short_immediate_length,
2027 h8300_bitfield_length, h8300_binary_length,
2028 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2029 compute_plussi_length, compute_plussi_cc, output_logical_op,
2030 compute_logical_op_length, compute_logical_op_cc,
2031 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2032 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2033 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2034 h8300_regs_ok_for_stm): Likewise.
2035 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2036 monitor_prologue): Likewise.
2038 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2040 * loop-invariant.c (invariants, create_new_invariant,
2041 get_inv_cost, best_gain_for_invariant,
2042 find_invariants_to_move, move_invariants,
2043 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2046 2005-04-29 Richard Henderson <rth@redhat.com>
2048 * function.c (instantiate_decls): Remove valid_only argument.
2049 (instantiate_decls_1, instantiate_decl): Likewise.
2050 (instantiate_virtual_regs_1): Delete.
2051 (instantiate_virtual_regs_lossage): Delete.
2052 (instantiate_virtual_regs_in_rtx): New.
2053 (safe_insn_predicate): New.
2054 (instantiate_virtual_regs_in_insn): New.
2055 (instantiate_virtual_regs): Update to match all that. Only run
2056 instantiate_decls once.
2058 2005-04-29 Richard Henderson <rth@redhat.com>
2059 Daniel Jacobowitz <dan@codesourcery.com>
2061 * gengtype.c (write_func_for_structure): Split out ...
2062 (output_type_enum): ... new function. Fix thinko accessing
2063 TYPE_PARAM_STRUCT data.
2065 2005-04-29 Tom Tromey <tromey@redhat.com>
2067 * tree.c (build_block): Removed unused 'tags' argument.
2068 * tree.h (build_block): Removed argument.
2070 2005-04-29 Michael Matz <matz@suse.de>
2072 PR rtl-optimization/21144
2073 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2075 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2077 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2078 flag_reorder_blocks.
2080 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2082 PR tree-optimization/21030
2083 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2084 ranges where VR->MAX is smaller than VR->MIN.
2086 2005-04-29 Devang Patel <dpatel@apple.com>
2088 PR tree-optimization/21272
2089 PR tree-optimization/21266
2090 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2092 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2094 * tree-flow-inline.h: Fix a comment typo.
2095 * doc/tree-ssa.texi: Fix a typo.
2097 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2099 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2101 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2102 gcc_unreachable as appropriate.
2103 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2104 fr30_print_operand, fr30_move_double): Likewise.
2105 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2107 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2109 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2110 definition has already been provided.
2111 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2112 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2113 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2115 2005-04-29 Jim Tison <jtison@us.ibm.com>
2117 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2118 trace hooks calls to improve performance.
2120 2005-04-29 Julian Brown <julian@codesourcery.com>
2121 Mark Mitchell <mark@codesourcery.com>
2122 Paul Brook <paul@codesourcery.com>
2124 * crtstuff.c: Handle targets that use .init_array.
2125 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2126 that INVOKE__main is set correctly.
2127 (expand_main_function): Test INVOKE__main.
2128 * libgcc2.c: Do not define __main when using .init_array.
2129 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2130 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2132 (DTORS_SECTION_ASM_OP): Likewise.
2133 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2134 (CTOR_LIST_END): Likewise.
2135 (DTOR_LIST_BEGIN): Likewise.
2136 (DTOR_LIST_END): Likewise.
2137 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2138 (FINI_SECTION_ASM_OP): Likewise.
2139 (INIT_ARRAY_SECTION_ASM_OP): Define.
2140 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2141 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2142 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2143 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2144 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2146 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2148 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2149 gcc_assert and gcc_unreachable as appropriate.
2150 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2151 const_int_cost, output_move_const_into_data_reg,
2152 output_move_qimode, output_move_double, find_addr_reg,
2153 print_operand, print_operand_address): Likewise.
2154 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2155 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2156 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2157 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2158 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2159 conditional_trap): Likewise.
2160 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2162 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2164 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2165 gcc_unreachable as appropriate.
2166 (gen_conditional_move, xtensa_split_operand_pair,
2167 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2168 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2169 xtensa_copy_incoming_a7, xtensa_output_literal,
2170 xtensa_output_literal, xtensa_output_literal): Likewise.
2171 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2172 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2173 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2174 movsicc_internal1, movsfcc_internal0,
2175 movsfcc_internal1): Likewise.
2177 2005-04-28 James E Wilson <wilson@specifixinc.com>
2179 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2180 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2182 2005-04-28 DJ Delorie <dj@redhat.com>
2184 * opt-functions.awk (var_set): Emit proper initializer for
2185 non-target bitfields.
2187 2005-04-28 Devang Patel <dpatel@apple.com>
2189 * dbxout.c (have_used_extensions): Remove.
2190 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2191 have_used_extensions.
2193 2005-04-28 James E Wilson <wilson@specifixinc.com>
2195 * doc/install.texi: Update -enable-languages info. Correct path to
2198 2005-04-28 DJ Delorie <dj@redhat.com>
2200 * optc-gen.awk (END): Make sure no variable is defined more
2202 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2203 Allow for bitfield variables other than target_flags.
2204 * doc/options.text (Mask): Document that you may specify a
2205 variable other than target_flags.
2207 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2209 PR rtl-optimization/18877
2210 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2211 number in val.start.
2213 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2216 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2218 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2219 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2220 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2222 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2224 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2225 creating pseudos when the base offset is too large.
2227 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2229 * global.c (earlyclobber_regclass): Change the type to
2231 (check_earlyclobber): Update uses of earlyclobber_regclass.
2232 (mark_reg_use_for_earlyclobber): Likewise.
2233 (calculate_local_reg_bb_info): Allocate and free
2234 earlyclobber_regclass using the VEC API.
2236 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2238 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2241 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2243 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2246 * config.gcc: Obsolete c4x-* and tic4x-*.
2248 * tree.h (edge_def): Remove.
2250 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2251 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2252 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2253 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2256 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2257 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2258 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2259 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2260 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2261 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2262 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2263 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2264 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2265 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2266 config/i386/cygming.h, config/i386/djgpp.h,
2267 config/i386/lynx.h, config/i386/netware.c,
2268 config/i386/winnt.c, config/ia64/ia64-c.c,
2269 config/iq2000/iq2000.c, config/m32r/little.h,
2270 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2271 config/m68k/m68k.md, config/mcore/mcore.c,
2272 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2273 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2274 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2275 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2276 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2277 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2278 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2279 config/s390/2064.md, config/s390/2084.md,
2280 config/s390/s390-modes.def, config/s390/s390-protos.h,
2281 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2282 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2283 config/vax/vax.c, config/vax/vax.h,
2284 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2287 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2289 * c-typeck.c (build_compound_expr): Correct logic in last change.
2291 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2293 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2294 parameters. Replace conditional move code with assert checking for
2295 ar.lc. Delete obsolete comments.
2296 (set_src_needs_barrier): Delete cond parameter, and code using it.
2297 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2298 assert checking for PR_REGS. Fix calls to update_set_flags and
2299 set_src_needs_barrier.
2300 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2301 callers. Rewrite explanatory comment before the function.
2302 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2305 2005-04-27 Mike Stump <mrs@apple.com>
2307 * doc/cpp.texi: gcc now implements universal character names.
2309 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2312 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2313 being a compound expression whose right-hand side is cast to void.
2315 2005-04-27 Caroline Tice <ctice@apple.com>
2317 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2318 Remove targetm.have_named_sections test.
2319 (fix_edges_for_rarely_executed_code): Likewise.
2320 (insert_section_boundary_note): Likewise.
2321 (reorder_basic_blocks): Check partitioning flag before calling
2322 verify_hot_cold_block_grouping.
2323 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2324 the function struct rather than global variables.
2325 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2326 (COLD_END_LABEL): Likewise
2327 (cold_text_section_label): New static global variable.
2328 (cold_end_label): Likewise.
2329 (dwarf2out_switch_text_section): Get hot/cold section labels from
2330 the function struct rather than global variables; test to make sure
2332 (output_aranges): Use cold_text_section_label and cold_end_label;
2333 check partitioning flag before putting out delta.
2334 (output_ranges): Remove incorrect code attempting to use
2336 (output_line_info): Get cold section label from function struct; test
2337 to make sure cfun is defined.
2338 (add_location_or_const_value_attribute): Likewise.
2339 (dwarf2out_var_location): Likewise.
2340 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2341 write out cold_text_section_label if partition flag is set.
2342 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2343 * function.h (struct function): Add new fields to point to hot/cold
2344 section labels: hot_section_label, cold_section_label,
2345 hot_section_end_label and cold_section_end_label; also add new field
2346 for cold text section name, unlikely_text_section_name.
2347 * opts.c (decode_options): Turn off partitioning flag if
2348 !targetm.have_named_sections.
2349 * output.h (hot_section_label): Remove.
2350 (hot_section_end_label): Remove.
2351 (cold_section_end_label): Remove.
2352 (unlikely_section_label): Remove.
2353 (unlikely_text_section_name): Remove.
2354 * passes.c (rest_of_handle_final): Remove extra blank line.
2355 * varasm.c (unlikely_section_label): Remove.
2356 (hot_section_label): Remove.
2357 (hot_section_end_label): Remove.
2358 (cold_section_end_label): Remove.
2359 (unlikely_text_section_name): Remove.
2360 (initialize_cold_section_name): Modify to call
2361 targetm.strip_name_encoding; to store cold section name in current
2362 function struct, if it exists; and to only use the decl_section_name
2363 if flag_named_sections is true.
2364 (unlikely_text_section): Modify to get section name out of current
2365 function struct, if there is one; otherwise build it from
2366 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2367 (in_unlikely_text_section): Likewise.
2368 (named_section): Modify to get/put cold section name in current function
2369 struct, if there is one.
2370 (function_section): Change 'bool unlikely' to 'int reloc'; check
2371 targetm.have_named_sections before calling named_section.
2372 (current_function_section): Likewise.
2373 (assemble_start_function): Modify to get/put unlikely_text_section_name
2374 in current function struct; modify to get hot/cold section labels
2375 from function struct; initialize labels using
2376 ASM_GENERATE_INTERNAL_LABEL;
2377 test partitioning flag before writing out hot section label.
2378 (assemble_end_function): Test partitioning flag before writing out
2379 hot/cold section labels.
2380 (default_section_type_flags_1): Get cold text section name from
2381 function struct if there is one; Set flags correctly for
2382 cold text section if there is not a current function struct.
2384 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2386 * tree-ssa-propagate.c (set_rhs): Revert last change.
2388 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2390 * explow.c (convert_memory_address): Add gcc_assert.
2392 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2394 * configure.ac: Check for ld --sysroot support.
2395 * gcc.c: Document %R specifier for specs.
2396 (SYSROOT_SPEC): New macro.
2397 (sysroot_spec): New variable.
2398 (static_specs): Add sysroot_spec.
2399 (main): Pass the sysroot spec to the linker if appropriate.
2400 * configure: Regenerated.
2401 * config.in: Likewise.
2403 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2405 * fold-const.c (fold_binary): Use build_fold_addr_expr
2406 for address calculation and INDIRECT_REF handling.
2408 2005-04-27 Andrew Haley <aph@redhat.com>
2410 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2412 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2414 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2415 pointer when thumb backtracing is on.
2417 * config/fp-bit.c (abort): Revert change.
2419 2005-04-27 Ian Lance Taylor <ian@airs.com>
2421 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2423 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2425 * tree-ssa-dce.c: Fix a comment typo.
2427 2005-04-27 David S. Miller <davem@davemloft.net>
2429 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2430 Kill setjmpless_size. current_function_calls_setjmp is completely
2431 computed when we are called, so just use the optimized size value
2432 instead of using REG_SAVE_AREA notes.
2433 (optimize_save_area_alloca): Delete....
2434 * rtl.h (optimize_save_area_alloca): Likewise...
2435 * passes.c (rest_of_compilation): and don't call it any more.
2436 * reg-notes.def (SAVE_AREA): Delete.
2438 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2440 * config/fp-bit.c (abort): Add noreturn attribute.
2442 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2443 gcc_unreachable as appropriate.
2444 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2445 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2446 ASM_OUTPUT_REG_POP): Likewise.
2448 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2450 * tree-complex.c (expand_vector_operations_1): Do not build
2451 VIEW_CONVERT_EXPR's for the lhs.
2453 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2455 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2456 unnecessary noncanonical RTL handling.
2457 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2458 gcc_assert and gcc_unreachable.
2460 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2461 gcc_unreachable as appropriate.
2462 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2463 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2464 use_return_insn, const_ok_for_op, arm_gen_constant,
2465 arm_canonicalize_comparison, legitimize_pic_address,
2466 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2467 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2468 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2469 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2470 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2471 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2472 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2473 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2474 output_call, output_mov_long_double_fpa_from_arm,
2475 output_mov_long_double_arm_from_fpa,
2476 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2477 output_move_double, arithmetic_instr, shift_op, int_log2,
2478 output_return_instruction, arm_output_function_prologue,
2479 arm_output_epilogue, arm_output_function_epilogue,
2480 emit_multi_reg_push, arm_get_frame_offsets,
2481 arm_compute_initial_elimination_offset, arm_expand_prologue,
2482 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2483 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2484 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2485 thumb_compute_initial_elimination_offset,
2486 thumb_output_function_prologue, thumb_load_double_from_address,
2487 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2488 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2489 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2490 * config/arm/arm.md (thumb_extendhisi2,
2491 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2492 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2493 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2494 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2495 * config/arm/cirrus.md (*cirrus_arm_movdi,
2496 *cirrus_movdf_hard_insn): Likewise.
2497 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2499 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2501 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2502 (num_ssa_names): Use VEC_length.
2503 (ssa_names): Use VEC_index.
2504 * tree-ssanames.c (ssa_names): Change the type to
2506 (init_ssanames, fini_ssa_names, make_ssanames,
2507 release_ssa_name): Update uses of ssa_names.
2509 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2510 Use fold_buildN instead of fold (buildN (...)).
2512 2005-04-27 Devang Patel <dpatel@apple.com>
2514 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2516 2005-04-27 Matt Thomas <matt@3am-software.com>
2517 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2519 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2520 (vax_output_mi_thunk): Ditto.
2521 (vax_notice_cc_update): Ditto.
2522 (INDEX_REGISTER_P): Add trailing \.
2523 (BASE_REGISTER_P): Add trailing \.
2524 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2526 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2528 * tree-ssa-propagate.c (set_rhs): Check operand of
2529 ADDR_EXPR for gimpliness, too.
2531 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2533 * tree-ssa-pre.c: Fix a comment typo.
2535 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2537 PR tree-optimization/21171
2538 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2539 record address uses if the reference is volatile.
2541 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2543 * tree-complex.c (expand_vector_operation): New, extracted from
2544 expand_vector_operations_1.
2545 (tree_vec_extract): Build a NOP_EXPR.
2546 (expand_vec_parallel): Do not care about returning the correct type.
2547 (expand_vector_operations_1): Call expand_vector_operation.
2548 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2550 * tree-complex.c (gate_expand_vector_operations): New.
2551 (pass_lower_vector_ssa): Use it.
2552 * tree-optimize.c (init_tree_optimization_passes): Include
2553 pass_lower_vector_ssa.
2554 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2555 (vectorizable_operation): Use it.
2556 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2557 integer modes for the vector type.
2559 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2560 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2561 Do not cope with UNITS_PER_SIMD_WORD == 0.
2562 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2563 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2564 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2565 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2566 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2567 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2568 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2570 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2571 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2572 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2574 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2575 (UNITS_PER_SIMD_WORD): New.
2577 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2579 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2580 gcc_unreachable as appropriate.
2581 (ia64_expand_load_address, ia64_expand_tls_address,
2582 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2583 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2584 next_scratch_gr_reg, ia64_initial_elimination_offset,
2585 ia64_expand_prologue, ia64_expand_epilogue,
2586 ia64_output_dwarf_dtprel, ia64_print_operand,
2587 ia64_register_move_cost, first_instruction, rws_access_regno,
2588 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2589 ia64_sched_init, ia64_variable_issue,
2590 ia64_first_cycle_multipass_dfs_lookahead_guard,
2591 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2592 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2593 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2594 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2595 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2596 * config/ia64/predicates.md (got_symbolic_operand,
2597 sdata_symbolic_operand): Likewise.
2598 * config/ia64/vect.md (vcondv2sf): Likewise.
2600 2005-04-27 Matt Thomas <matt@3am-software.com>
2602 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2603 CONSTANT_ADDRESS_P in config/vax/vax.h
2604 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2605 (INDEX_REGISTER_P): New.
2606 (BASE_REGISTER_P): New.
2607 (indirectable_constant_address_p): New. Adapted from
2608 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2609 (indirectable_address_p): New. Adapted from
2610 INDIRECTABLE_ADDRESS_P in vax.h.
2611 (nonindexed_address_p): New. Adapted from
2612 GO_IF_NONINDEXED_ADDRESS in vax.h.
2613 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2614 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2615 (legitimate_address_p): New. Adapted from
2616 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2617 (vax_mode_dependent_address_p): New. Adapted from
2618 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2619 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2620 legitimate_constant_address_p.
2621 (CONSTANT_P): Use legitimate_constant_p.
2622 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2623 (INDIRECTABLE_ADDRESS_P): Removed.
2624 (GO_IF_NONINDEXED_ADDRESS): Removed.
2625 (INDEX_TEMP_P): Removed.
2626 (GO_IF_REG_PLUS_INDEX): Removed.
2627 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2628 definitions, depending on whether REG_OK_STRICT is defined.
2629 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2630 Two definitions, depending on whether REG_OK_STRICT is defined.
2631 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2633 (legitimate_constant_p): Prototype added.
2634 (legitimate_address_p): Prototype added.
2635 (vax_mode_dependent_address_p): Prototype added.
2637 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2639 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2641 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2644 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2647 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2650 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2651 assertion failures, if __gcc_host_wide_int__ is not properly
2653 (init_dynamic_diag_info): Give errors, not assertion failures, if
2654 location_t, tree or __gcc_host_wide_int__ are not properly
2657 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2659 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2660 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2661 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2662 prepare_decl_rtl, free_loop_data,
2663 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2666 * tree.h (tree_phi_node): Add a comment about the order of PHI
2669 2005-04-26 Paul Brook <paul@codesourcery.com>
2671 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2673 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
2675 * config/mips.mips.c (mips_legitimize_tls_address): Use
2678 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2679 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2680 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2682 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2685 2005-04-26 Jeff Law <law@redhat.com>
2687 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2688 (op_iter_init_must_and_may_def): Likewise.
2689 (unmodifiable_var_p): Move to a later point in the file.
2690 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2691 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2692 (dse_record_phis): Directly check for virtual operands rather than
2693 using need_imm_uses_for.
2694 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
2695 store has multiple V_{MAY,MUST}_DEF operands.
2697 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
2699 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2702 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2704 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2705 call to find_edge outside a loop to go through a PHI chain.
2707 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
2709 PR tree-optimization/17598
2710 * fold-const.c (fold_binary): Fold comparisons of addresses
2711 of COMPONENT_REFs which reference the same field to
2712 comparisons of the addresses of the base objects.
2714 2005-04-26 Julian Brown <julian@codesourcery.com>
2716 * config/arm/arm.c (arm_return_in_msb): New function.
2717 (arm_must_pass_in_stack): New function.
2718 (TARGET_RETURN_IN_MSB): Define target hook.
2719 (TARGET_MUST_PASS_IN_STACK): Define target hook.
2720 (arm_function_value): Pad small aggregate return.
2721 (arm_pad_arg_upward): New function.
2722 (arm_pad_reg_upward): New function.
2723 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2724 (FUNCTION_ARG_PADDING): Define macro.
2725 (BLOCK_REG_PADDING): Define macro.
2726 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2727 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2728 (arm_pad_reg_upward): Declare function.
2730 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2732 * basic-block.h (ei_cond): New.
2733 (FOR_EACH_EDGE): Call ei_cond.
2735 PR tree-optimization/21047
2736 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2737 (fold): Don't handle ASSERT_EXPR.
2739 2005-04-25 Roger Sayle <roger@eyesopen.com>
2741 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2742 all writes to any stack register as a read/write dependency on
2744 (sched_analyze_2): Likewise, for reads from any stack register.
2746 2005-04-25 Richard Henderson <rth@redhat.com>
2748 * final.c (output_addr_const): Revert 2005-04-09 change.
2750 2005-04-25 Mike Stump <mrs@apple.com>
2752 * config/darwin.c (darwin_encode_section_info): Always set
2753 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2755 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2757 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2758 gensupport.c, protoize.c, toplev.c: Replace calls to
2759 `unlock_stream' with `unlock_std_streams'.
2761 2005-04-25 Devang Patel <dpatel@apple.com>
2763 * dbxout.c (dbxout_type): Emit attribute vector.
2765 2005-04-05 Paul Brook <paul@codesourcery.com>
2767 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2768 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2769 * config/arm/arm.c (arm_cxx_atexit_name): New function.
2770 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2771 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2772 (register_dtor_fn): Likewise.
2773 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2775 2005-04-25 Ian Lance Taylor <ian@airs.com>
2777 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2778 * c-common.h (EXPR_STMT_EXPR): Don't define.
2779 (c_common_stmt_codes): Don't define.
2780 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2781 * c-gimplify.c (gimplify_expr_stmt): Remove.
2782 (c_gimplify_expr): Remove EXPR_STMT case.
2783 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2784 to INIT_STATEMENT_CODES.
2785 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2787 2005-04-25 Jan Hubicka <jh@suse.cz>
2789 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2791 * except.c: Include diagnostic.h
2792 (dump_eh_tree, verify_eh_tree): New functions.
2793 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2794 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2795 (dump_function_to_file): dump eh tree.
2796 * tree-eh.c (mark_eh_edge): New function.
2797 (mark_eh_edge_found_error): New static variable.
2798 (verify_eh_edges): New function.
2800 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
2802 * tree-ssa-alias.c (fieldoff_t): Remove.
2803 (fieldoff_s): typedef the structure itself. Create a vector of
2805 (push_fields_onto_fieldstack): Return count of fields pushed.
2806 Remove peeling of first field. Adjust.
2807 (fieldoff_compare): Adjust.
2808 (create_overlap_variables_for): Adjust.
2810 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2812 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2814 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2817 * doc/install.texi: Document correct assembler and linker to use
2818 on i?86-*-solaris2.10.
2820 2005-04-25 Steven Bosscher <stevenb@suse.de>
2822 Fix PR tree-optimization/21173
2824 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2825 Unshare expression we pass to force_gimple_operand.
2827 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
2828 Stephen Clarke <stevec@superh.com>
2829 Roger Sayle <roger@eyesopen.com>
2831 PR rtl-optimization/20413
2832 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2833 VOIDmode for LABEL_REF.
2834 * final.c (shorten_branches): Likewise.
2835 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2836 * loop.c (reg_dead_after_loop): Likewise.
2837 * varasm.c (decode_addr_const): Likewise.
2838 * doc/rtl.texi: Document mode requirement for LABEL_REF.
2840 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2842 * config.gcc (avr-*-*): Remove redundant "case".
2844 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
2846 * tree-vect-analyze.c (vect_mark_relevant): Take
2847 VEC(tree,heap) instead of varray_type as an argument.
2848 (vect_mark_stmts_to_be_vectorized): Change the type of
2849 worklist to VEC(tree,heap). Adjust uses of worklist.
2851 2005-04-24 Devang Patel <dpatel@apple.com>
2853 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2855 2005-04-24 Ian Lance Taylor <ian@airs.com>
2857 * c-semantics.c (build_stmt): Remove test of specific tree codes
2858 for TREE_SIDE_EFFECTS handling.
2860 2005-04-24 Per Bothner <per@bothner.com>
2862 * c-opts.c (finish_options): Make the line-number of the <built-in>
2863 location 0, as assumed elsewhere, rather than 1.
2865 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2867 * tree-ssa-uncprop.c (equiv_stack): Change the type o
2869 (tree_ssa_uncprop, uncprop_finalize_block,
2870 uncprop_initialize_block): Update uses of equiv_stack.
2872 2005-04-24 Richard Henderson <rth@redhat.com>
2875 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2876 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2878 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2879 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2880 <DIV, MOD>: Likewise.
2882 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2884 * collect2.c (main): Unlock the stdio streams.
2885 * gcc.c (main): Likewise.
2886 * gcov-dump.c (main): Likewise.
2887 * gcov.c (main): Likewise.
2888 * gen-protos.c (main): Likewise.
2889 * gensupport.c (init_md_reader_args_cb): Likewise.
2890 * protoize.c (main): Likewise.
2891 * toplev.c (general_init): Likewise.
2893 2005-04-24 Jakub Jelinek <jakub@redhat.com>
2896 * cgraph.h (cgraph_local_info): Add vtable_method field.
2897 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2898 and node is vtable_method, finalized and not reachable, don't do
2901 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2903 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2905 * tree-ssa-pre.c (create_value_expr_from): Use
2906 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2907 * tree-ssa-propagate.c (stmt_makes_single_load,
2908 stmt_makes_single_store): Use REFERENCE_CLASS_P.
2909 * tree-vect-transform.c (vect_is_simple_cond): Use
2911 * tree-vrp.c (extract_range_from_assert,
2912 build_assert_expr_for, fp_predicate, has_assert_expr): Use
2915 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2916 of tpa_to_clear to VEC(int,heap). Update uses of
2917 tpa_to_clear. Free tpa_to_clear at the end.
2919 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
2921 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2924 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
2926 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2927 and gcc_unreachable as appropriate.
2928 (num_insns_constant, output_vec_const_move,
2929 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2930 rs6000_emit_set_const, rs6000_emit_move,
2931 spe_build_register_parallel, function_arg,
2932 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2933 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2934 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2935 rs6000_common_init_builtins, expand_block_clear,
2936 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2937 extract_ME, rs6000_get_some_local_dynamic_name,
2938 rs6000_output_function_entry, print_operand,
2939 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2940 output_cbranch, output_e500_flip_gt_bit,
2941 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2942 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2943 compute_save_world_info, rs6000_stack_info,
2944 rs6000_emit_load_toc_table, rs6000_frame_related,
2945 spe_synthesize_frame_save, rs6000_emit_epilogue,
2946 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2947 output_function_profiler, rs6000_trampoline_size,
2948 rs6000_initialize_trampoline, find_addr_reg,
2949 rs6000_machopic_legitimize_pic_address,
2950 rs6000_initial_elimination_offset,
2951 rs6000_dbx_register_number): Likewise.
2952 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2953 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2954 *movti_power, *movti_string, call, call_value, sibcall,
2955 sibcall_value): Likewise.
2956 * config/rs6000/spe.md (*movdf_e500_double,
2957 *movv2si_internal): Likewise.
2958 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2961 2005-04-24 Richard Henderson <rth@redhat.com>
2964 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2965 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2966 Deny modes smaller than 4 bytes.
2967 * config/i386/i386-protos.h: Update.
2969 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
2971 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2972 Switch h8300-*-rtems* to ELF.
2974 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2976 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2978 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2980 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2982 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
2985 * fold-const.c: Fold &a[i]-&a[j] to i-j.
2987 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2989 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2990 definitions of ssa names in condition. Split recusive part to ...
2991 (tree_simplify_using_condition_1): New function.
2992 (expand_simple_operations): New function.
2994 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2996 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2997 (find_interesting_uses_cond): Do not use integer_zerop and
2998 integer_nonzerop to check for integer constants.
2999 (set_use_iv_cost): Record the value field.
3000 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
3001 determine_use_iv_cost_outer): Set the value field of the cost pair.
3002 (may_eliminate_iv): Do not return the comparison code.
3003 (iv_elimination_compare): New function.
3004 (determine_use_iv_cost_condition): Set the value field. Record
3005 noneliminable invariants correctly.
3006 (rewrite_use_compare, rewrite_use_outer): Use the value field.
3008 2005-04-23 DJ Delorie <dj@redhat.com>
3010 * diagnostic.c (warning): Accept parameter to classify warning option.
3011 (warning0): New, for when a pointer to an error() like function is needed.
3012 * errors.c (warning): Likewise.
3013 * errors.h (warning, warning0): Adjust prototypes.
3014 * toplev.h (warning, warning0): Likewise.
3016 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3017 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3018 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3019 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3020 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3021 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3022 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3023 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3025 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3026 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3027 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3028 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3029 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3030 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3031 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3032 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3033 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3034 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3035 config/rs6000/aix52.h, config/rs6000/darwin.h,
3036 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3037 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3038 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3039 config/stormy16/stormy16.c, config/v850/v850-c.c,
3040 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3043 2005-04-23 Richard Henderson <rth@redhat.com>
3046 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3047 performing some integral scalar simplifications.
3049 2005-04-23 Richard Henderson <rth@redhat.com>
3052 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3053 simplifying CONST_VECTOR.
3055 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3057 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3058 heap as an argument. Update uses of stack.
3059 (calculate_live_on_entry): Allocate stack on heap.
3061 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3062 partition_link and tpa_nodes on heap.
3064 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3065 (mark_stmt_necessary, propagate_necessity,
3066 mark_really_necessary_kill_operand_phis): Update uses of
3068 (tree_dce_init): Allocate worklist using VEC_alloc.
3069 (tree_dce_done): Free worklist using VEC_free.
3071 2005-04-23 Mike Stump <mrs@apple.com>
3073 * config/darwin.c (machopic_indirection_name): Don't use
3075 (darwin_emit_unwind_label): Use user_label_prefix instead of
3078 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3080 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3082 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3084 * config.gcc <cris-*>: Specify .opt files.
3085 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3086 config/cris/linux.opt: New files.
3087 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3088 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3089 (TARGET_ELF): Override to 0.
3090 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3091 -melinux-stacksize=N.
3092 * config/cris/cris.c: (cris_handle_option): New function.
3093 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3094 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3095 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3096 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3097 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3098 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3099 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3100 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3101 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3102 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3103 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3104 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3105 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3106 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3107 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3108 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3109 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3110 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3111 (TARGET_LINUX): Define 0.
3112 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3113 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3114 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3115 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3116 (TARGET_LINUX): Override to 1.
3117 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3119 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3121 * haifa-sched.c (schedule_block): Fix thinko in previous
3122 assertification patch.
3124 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3126 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3127 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3128 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3129 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3130 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3131 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3132 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3134 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3135 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3136 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3137 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3138 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3139 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3140 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3141 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3142 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3143 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3144 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3145 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3146 (SUBTARGET_OPTIONS): Delete.
3147 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3148 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3149 instead of a string.
3150 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3151 (pa_cpu_string, pa_unix_string): Delete.
3152 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3153 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3155 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3156 (pa_handle_option): New function.
3157 (override_options): Remove handling of -march=, -mfixed-range=,
3158 -mschedule= and -munix=.
3159 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3160 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3161 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3162 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3163 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3164 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3165 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3167 * config/pa/pa.opt: New file.
3168 * config/pa/pa-hpux.opt: New file.
3169 * config/pa/pa-hpux1010.opt: New file.
3170 * config/pa/pa-hpux1111.opt: New file.
3171 * config/pa/pa64-hpux.opt: New file.
3173 2005-04-22 David S. Miller <davem@davemloft.net>
3175 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3176 integer when it's mode is VOIDmode not DImode.
3178 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3180 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3181 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3182 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3183 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3184 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3185 "bne- $-xxx" rather than local labels.
3186 (sync_lock_release<mode>): Add second operand.
3187 (lwsync): Use .long rather than a more meaningful opcode.
3188 * doc/md.texi (Standard Names): Add description of second
3189 parameter to sync_lock_test_and_set.
3191 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3193 PR tree-optimization/21088
3194 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3196 * tree-vrp.c (compare_values): Use fold_binary to compare
3197 pointers. Use boolean_type_node as the type of a comparison
3198 expression being folded.
3199 * tree.h: Add prototypes for fold_unary, fold_binary,
3202 * tree-ssa-dom.c: Fix formatting.
3204 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3206 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3207 * lambda-code.c (perfect_nestify): Mark virtual operands in
3208 the moved statement for renaming.
3209 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3210 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3211 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3212 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3213 * tree-flow.h (struct var_ann_d): Update comments.
3214 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3215 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3216 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3217 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3218 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3219 debug_names_replaced_by): Remove declarations.
3220 (delete_update_ssa, get_current_def, set_current_def): Declare.
3221 (rewrite_into_loop_closed_ssa): Add new argument. Update
3223 * tree-into-ssa.c: Include params.h.
3224 (old_virtual_ssa_names): Remove. Update all users.
3225 (need_to_replace_names_p): Remove. Update all users.
3226 (struct update_ssa_stats_d): Declare.
3227 (update_ssa_stats): New local.
3228 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3229 dump_tree_ssa_stats, debug_tree_ssa_stats,
3230 dump_update_ssa, debug_update_ssa,
3231 dump_names_replaced_by, debug_names_replaced_by): Declare.
3232 (get_current_def, set current_def): Make extern.
3233 (is_old_name, is_new_name): Protect against references
3234 past the end of the sets.
3235 (add_new_name_mapping): Assert that OLD and NEW are
3236 different SSA names for the same symbol.
3237 When adding a virtual mapping, update stats for virtual
3239 (insert_phi_nodes_for): If UPDATE_P is true, create the
3240 LHS of the new PHI by duplicating SSA name VAR.
3241 (insert_phi_nodes_1): Remove. Update all users.
3242 (insert_phi_nodes): Remove second argument. Update all
3244 (maybe_replace_use, maybe_replace_def): New.
3245 (rewrite_update_stmt): Call them.
3246 (mark_def_interesting): Remove calls to is_gimple_reg.
3247 (prepare_phi_args_for_update): Remove. Update all users.
3248 (prepare_block_for_update): Only process virtual operands
3249 and GIMPLE registers in normal form.
3250 (prepare_use_sites_for): New.
3251 (prepare_names_to_update): Rename from prepare_def_sites.
3252 Call prepare_use_sites_for.
3253 (dump_update_ssa): Rename from dump_repl_tbl.
3255 Show statistics for virtual mapping heuristic.
3256 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3257 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3258 (delete_update_ssa): Make extern.
3259 (mark_set_for_renaming): If the set is empty, do nothing.
3260 (release_ssa_name_after_update_ssa): Update comment.
3261 (insert_updated_phi_nodes_for): Do not remove existing
3262 PHI nodes for symbols.
3263 (switch_virtuals_to_full_rewrite_p): New.
3264 (switch_virtuals_to_full_rewrite): New.
3265 (update_ssa): Call them.
3266 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3267 for every statement before updating.
3268 If all the names in NEW_SSA_NAMES have been marked for
3269 removal, do nothing.
3270 Only start at the top of the CFG if there are symbols in
3272 (ssa_rewrite_finalize_block): Remove.
3273 (ssa_register_new_def): Remove.
3274 (ssa_rewrite_stmt): Remove.
3275 (ssa_rewrite_phi_arguments): Remove.
3276 (ssa_rewrite_initialize_block): Remove.
3277 (ssa_mark_def_sites): Remove.
3278 (ssa_mark_def_sites_initialize_block): Remove.
3279 (ssa_mark_phi_uses): Remove.
3280 (rewrite_ssa_into_ssa): Remove.
3281 * tree-phinodes.c (find_phi_node_for): Remove.
3282 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3284 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3285 Remove calls to verify_dominators and
3286 verify_loop_structure.
3287 (tree_unswitch_single_loop): Call update_ssa.
3288 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3291 (delete_tree_ssa): Assert that need_ssa_update_p returns
3293 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3294 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3295 free_new_names): Remove. Update all users.
3296 (rename_use_op): Call get_current_def.
3297 (rename_variables_in_bb): Do not handle any real or
3299 (slpeel_update_phis_for_duplicate_loop): Call
3300 get_current_def and set_current_def instead of using
3302 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3303 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3304 ssa_names_to_replace and delete_update_ssa.
3305 * doc/invoke.texi: Document --param min-virtual-mappings
3306 and --param virtual-mappings-ratio.
3308 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3310 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3311 for newly created PHI nodes.
3312 Call create_new_def_for for every new V_MAY_DEF and
3313 V_MUST_DEF on the copied statement.
3314 (struct ssa_name_map_entry): Remove.
3315 (ssa_name_map_entry_hash): Remove.
3316 (ssa_name_map_entry_eq): Remove.
3317 (allocate_ssa_names): Remove.
3318 (rewrite_to_new_ssa_names_def): Remove.
3319 (rewrite_to_new_ssa_names_use): Remove.
3320 (rewrite_to_new_ssa_names_bb): Remove.
3321 (rewrite_to_new_ssa_names): Remove.
3322 (tree_duplicate_sese_region): Remove variables ver,
3323 definitions, phi, ssa_name_map and bi.
3324 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3326 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3327 update_ssa instead of rewrite_ssa_into_ssa.
3328 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3330 (find_uses_to_rename_use): Add argument 'need_phis'.
3331 (find_uses_to_rename_stmt): Do not scan virtual operands.
3332 (find_uses_to_rename): Only scan PHI nodes for
3334 (rewrite_into_loop_closed_ssa): Call update_ssa.
3335 (check_loop_closed_ssa_use): Ignore virtual operands.
3336 (check_loop_closed_ssa_stmt): Likewise.
3337 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3339 (rename_variables, set_phi_def_stmts): Remove.
3340 (tree_duplicate_loop_to_header_edge): Reformat comment.
3341 Remove variables BB, I and DEFINITIONS.
3342 Call need_ssa_update_p.
3344 (lv_adjust_loop_header_phi): Reformat comment.
3345 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3346 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3347 mark_for_rewrite, unmark_all_for_rewrite,
3348 marked_ssa_names): Remove. Update all users.
3349 (release_ssa_name): If VAR has been registered for SSA
3350 updating, do nothing.
3351 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3352 (build_assert_expr_for): Call register_new_name_mapping.
3353 (insert_range_assertions): Update call to update_ssa.
3354 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3355 marked_for_rewrite_p, any_marked_for_rewrite_p,
3356 marked_ssa_names): Remove.
3358 2005-04-22 Jeff Law <law@redhat.com>
3360 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3361 (restore_currdefs_to_original_value): Likewise.
3362 (register_definitions_for_stmt): Likewise.
3363 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3364 for each variable. Do not allocate/free block_defs_stack either.
3365 Do not iterate if we just thread jumps. Only iterate if the
3366 tree_cleanup_cfg does useful work (temporary).
3367 (dom_opt_initialize_block): No longer push a marker on
3369 (dom_opt_finalize_block): Removal call to restore currdefs.
3370 Relax restrictions for recording edge equivalences.
3371 (record_equivalences_from_phis): No longer need to track
3373 (optimize_stmt): Similarly.
3374 (thread_across_edge): Simplify by removing the requirement that
3375 statements in the block we are threading through must be nops.
3376 (initialize_hash_element): Handle GOTO_EXPR.
3378 2005-04-22 David S. Miller <davem@davemloft.net>
3380 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3382 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3383 fix check on CONST_DOUBLE mode. It should be VOIDmode
3384 when it is representing an integer.
3386 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3388 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3389 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3390 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3391 find_char_info_specifier_index,
3392 find_length_info_modifier_index): Likewise.
3393 * c-typeck.c (composite_type, pop_init_level): Likewise.
3394 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3395 * cse.c (cse_insn): Likewise
3396 * dominance.c (calc_dfs_tree): Likewise
3397 dwarf2out.c (loc_descriptor_from_tree_1,
3398 add_abstract_origin_attribute, force_decl_die,
3399 force_type_die): Likewise
3400 emit-rtl.c (operand_subword_force): Likewise
3401 explow.c (hard_function_value): Likewise
3402 expmed.c (store_bit_field, expand_divmod,
3403 emit_store_flag_force): Likewise
3404 expr.c (emit_move_multi_word, store_expr,
3405 expand_expr_real_1): Likewise
3406 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3407 output_operand): Likewise
3408 flow.c (recompute_reg_usage): Likewise
3409 * function.c (assign_stack_temp_for_type, assign_temp,
3410 handle_epilogue_set): Likewise
3411 * genextract.c (main): Likewise
3412 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3413 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3414 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3415 ready_remove, rm_line_notes, rm_other_notes,
3416 schedule_block): Likewise
3417 mips-tfile.c (copy_object, out_of_bounds): Likewise
3419 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3422 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3423 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3424 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3425 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3427 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3429 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3431 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3432 (gcc_tree_to_linear_expression): Convert to heap allocated
3434 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3435 lbv_to_gcc_expression, lle_to_gcc_expression,
3436 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3437 perfect_nestify): Likewise.
3438 lambda.h (gcc_loopnest_to_lambda_loopnest,
3439 lambda_loopnest_to_gcc_loopnest): Likewise.
3440 tree-loop-linear.c (linear_transform_loops): Likewise.
3442 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3444 * config/sparc/predicates.md (arith_double_operand): Use
3445 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3446 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3447 (DImode, DFmode constant splitters): Likewise. Remove code for
3448 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3449 (logical constant splitters): Use const_int_operand predicate.
3450 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3451 HOST_BITS_PER_WIDE_INT < 64.
3453 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3455 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3456 gcc_unreachable as appropriate.
3457 (force_mode, emit_move_sequence, singlemove_string,
3458 output_move_double, output_fp_move_double, find_addr_reg,
3459 output_block_move, output_block_clear, output_and,
3460 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3461 pa_adjust_cost, pa_issue_rate, print_operand,
3462 output_global_address, output_arg_descriptor, output_cbranch,
3463 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3464 output_call): Likewise.
3465 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3466 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3468 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3470 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3471 _gcov_pow2_profiler and _gcov_one_value_profiler.
3472 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3473 (GTFILES): Add $(srcdir)/tree-profile.c.
3474 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3475 __gcov_one_value_profiler): Declare.
3476 * gimplify.c (force_gimple_operand): Check whether the statements
3477 should be produced in ssa form.
3478 (force_gimple_operand_bsi): New function.
3479 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3480 __gcov_one_value_profiler): New functions.
3481 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3482 the profiled value is a power of two or not.
3483 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3484 * tree-flow.h (in_ssa_p): Declare.
3485 (force_gimple_operand_bsi): Declare.
3486 * tree-into-ssa.c (in_ssa_p): New variable.
3487 (rewrite_into_ssa): Set in_ssa_p.
3488 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3489 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3490 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3491 tree_one_value_profiler_fn): New variables.
3492 (tree_init_edge_profiler): Initialize the profiler function decls.
3493 (tree_gen_edge_profiler): Use global gcov_type_node.
3494 (prepare_instrumented_value): New function.
3495 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3496 tree_gen_one_value_profiler): Call the library functions instead of
3497 creating instrumentation code.
3498 * tree.c (build_fn_decl): New function.
3499 * tree.h (build_fn_decl): Declare.
3500 * value-prof.c (rtl_divmod_values_to_profile,
3501 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3502 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3503 Do not handle may_be_other and precise values of exponents at pow2
3505 (tree_mod_subtract_transform): Reflect that value field of
3506 histogram has changed meaning.
3507 (tree_divmod_values_to_profile): Record the values correctly.
3508 (tree_values_to_profile): Update comment.
3509 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3511 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3513 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3516 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3518 * config/i386/i386.md (length_immediate): Use gcc_assert or
3519 gcc_unreachable, as appropriate.
3520 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3521 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3522 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3523 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3524 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3525 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3526 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3527 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3528 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3529 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3530 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3531 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3532 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3533 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3534 *prefetch_sse_rex): Likewise.
3535 * config/i386/predicates.md (x86_64_immediate_operand,
3536 x86_64_zext_immediate_operand, symbolic_operand,
3537 no_seg_address_operand, aligned_operand,
3538 memory_displacement_operand): Likewise.
3539 * config/i386/sse.md (*mov<mode>_internal,
3540 *movv2df_internal): Likewise.
3542 2005-04-22 Jan Hubicka <jh@suse.cz>
3544 * Makefile.in (ipa.o, ipa-inline.o): New files.
3545 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3546 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3547 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3548 * cgraphunit.c (cgraph_default_inline_p,
3549 cgraph_decide_inlining_incrementally, ncalls_inlined,
3550 nfunctions_inlined, initial_insns, overall_insns,
3551 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3552 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3553 cgraph_mark_inline, cgraph_check_inline_limits,
3554 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3555 update_callee_keys, lookup_recursive_calls,
3556 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3557 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3558 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3559 pass_ipa_inline): Move to ipa-inline.c
3560 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3562 * ipa-inline.c: New file.
3564 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3566 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3567 is turned off by default on Solaris.
3569 2005-04-21 Roger Sayle <roger@eyesopen.com>
3571 * c-common.h (objc_build_method_signature): Update prototype.
3572 * stub-objc.c (objc_build_method_signature): Update the stub
3573 implementation to accept and ignore additional parameter.
3574 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3575 the value of ellipsis to objc_build_method_signature instead
3576 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3578 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3580 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3581 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3582 gen_rtx_* not gen_rtx_fmt_*.
3583 (rs6000_emit_vector_select): Likewise.
3584 (rs6000_emit_sync): New.
3585 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3586 (larx, stcx, cmp): New mode substitutions.
3587 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3588 UNSPEC_ISYNC): New constants.
3589 (rlwinm): Give name.
3590 (memory_barrier, isync, lwsync): New insns.
3591 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3592 (sync_lock_release<mode>): New expander.
3593 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3594 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3595 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3596 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3597 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3598 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3599 (sync_add<mode>_internal, sync_addshort_internal,
3600 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3601 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3602 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3604 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3605 is the memory before, not after, the operation. Clarify
3606 barrier requirements.
3608 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3610 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3611 * lambda.h (lambda_vector_min_nz): Likewise.
3612 * langhooks.h (struct lang_hooks_for_types,
3613 struct lang_hooks): Likewise.
3614 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3617 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3619 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3620 comments to avoid 'abort'. Use gcc_assert as necessary.
3621 * opts.c (common_handle_option): Likewise.
3622 * pretty-print.c (pp_base_format_text): Likewise.
3623 * print-rtl.c (print_rtx): Likewise.
3624 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3625 * regmove.c (try_auto_increment): Likewise.
3626 * reload.c (find_valid_class, find_reloads_toplev,
3627 find_equiv_reg): Likewise.
3628 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
3629 merge_assigned_reloads): Likewise.
3630 * tree-inline.c (inline_forbidden_p_1,
3631 estimate_num_insns_1): Likewise.
3632 * tree-optimize.c (execute_todo): Likewise.
3633 * tree-outof-ssa.c (eliminate_phi): Likewise.
3634 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3635 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3636 * tree-ssa-operands.c (parse_ssa_operands,
3637 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3638 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3639 * tree-ssanames.c (release_ssa_name): Likewise.
3640 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
3641 walk_tree): Likewise.
3643 * tree-ssa-operands.c (verify_abort): Fold into ..
3644 (verify_imm_links): ... here.
3646 2005-04-21 Richard Henderson <rth@redhat.com>
3648 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3649 on non-memory operand for previous inversion.
3651 2005-04-21 Devang Patel <dpatel@apple.com>
3653 PR optimization/20994
3654 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3655 x = !(a == b) : p , q;.
3656 (pass_if_conversion): Verify stmts and flow.
3658 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3660 * optabs.c (gen_conditional_trap): Restore #define.
3662 * alias.c (true_dependence): Remove 'abort' from comments. Use
3663 gcc_assert and gcc_unreachable as appropriate.
3664 (canon_true_dependence): Likewise.
3665 * bb-reorder.c (connect_traces): Likewise.
3666 * c-common.c (c_add_case_label): Likewise.
3667 * c-decl.c (finish_function): Likewise.
3668 * caller-save.c (insert_restore, insert_save): Likewise.
3669 * cfg.c (update_bb_profile_for_threading): Likewise.
3670 * cfganal.c (flow_active_insn_p): Likewise.
3671 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3672 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3673 cfg_layout_merge_blocks): Likewise.
3674 * ifcvt.c (cond_exec_process_insns, merge_if_block,
3675 find_if_block): Likewise.
3676 * integrate.c (allocate_initial_values): Likewise.
3677 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
3678 swap_condition, unsigned_condition, signed_condition,
3679 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
3680 reg_or_subregno): Likewise.
3681 * lambda-code.c (lambda_compute_auxillary_space,
3682 lambda_transform_legal_p): Likewise.
3683 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
3684 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
3685 lhd_incomplete_type_error, lhd_expand_expr,
3686 lhd_types_compatible_p, lhd_tree_size): Likewise.
3687 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
3688 * local-alloc.c (update_equiv_regs): Likewise.
3689 * loop-unroll.c (peel_loop_completely
3690 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
3691 peel_loop_simple, unroll_loop_stupid,
3692 analyze_iv_to_split_insn): Likewise.
3693 * loop.c (gen_prefetch, find_and_verify_loops,
3694 basic_induction_var): Likewise.
3695 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
3696 * value-prof.c (tree_find_values_to_profile): Likewise.
3697 * varasm.c (named_section, default_assemble_integer,
3698 decode_addr_const): Likewise.
3700 2005-04-21 Alan Modra <amodra@bigpond.net.au>
3701 Fariborz Jahanian <fjahanian@apple.com>
3703 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
3704 portion of argument passed in fpr.
3705 * expr.c (emit_push_insn): Fix computation of 'offset' used to
3706 decide on partial argument save on stack.
3708 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3710 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
3713 2005-04-21 Jan Hubicka <jh@suse.cz>
3715 * cgraphunit.c: Include tree-pass.h
3716 (cgraph_decide_recursive_inlining,
3717 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
3718 cgraph_decide_inlining): Dump goes to dump_file.
3719 (cgraph_optimize): Call ipa passes instead of inliner.
3720 (cgraph_gate_inlining, pass_ipa_inline): New.
3721 * tree-optimize.c (all_ipa_passes): New static variable.
3722 (register_one_dump_file): Dead with IPA passes.
3723 (register_dump_files): Likewise.
3724 (init_tree_optimization_passes): Initialize IPA passes.
3725 (execute_todo): Do cgraph dump when asked to, do not dump function body
3727 * tree-pass.h (TODO_dump_cgraph): New macro.
3728 (ipa_passes): Declare.
3729 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
3731 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3733 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
3734 gcc_assert instead of abort.
3735 (classify_argument, examine_argument, construct_container,
3736 contains_128bit_aligned_vector_p, ix86_check_movabs,
3737 standard_80387_constant_opcode, standard_80387_constant_rtx,
3738 ix86_initial_elimination_offset, ix86_compute_frame_layout,
3739 pro_epilogue_adjust_stack, ix86_expand_epilogue,
3740 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
3741 legitimize_tls_address, output_pic_addr_const,
3742 i386_output_dwarf_dtprel, put_condition_code, print_reg,
3743 get_some_local_dynamic_name, print_operand, print_operand_address,
3744 output_387_binary_op, emit_i387_cw_initialization,
3745 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
3746 ix86_expand_clear, ix86_expand_binary_operator,
3747 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
3748 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
3749 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
3750 ix86_expand_branch, ix86_expand_setcc,
3751 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
3752 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
3753 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
3754 memory_address_length, ix86_attr_length_immediate_default,
3755 ix86_attr_length_address_default, ix86_agi_dependant,
3756 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
3757 ix86_expand_binop_builtin, ix86_force_to_memory,
3758 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
3759 x86_emit_floatuns): Likewise.
3760 * config/i386/netware.c (gen_regparm_prefix,
3761 i386_nlm_strip_name_encoding): Likewise.
3762 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
3764 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3766 * optabs.c (gen_condiational_trap): Remove #define.
3767 (add_equal_note): Assertify. Remove explicit indirection from
3768 call via function pointer.
3769 (expand_ternary_op, expand_simple_binop, expand_binop,
3770 expand_twoval_unop, expand_twoval_binop,
3771 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
3772 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
3773 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
3774 prepare_float_lib_cmp, emit_conditional_move,
3775 emit_conditional_add, gen_add2_insn, gen_add3_insn,
3776 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
3777 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
3778 vector_compare_rtx, expand_vec_cond_expr): Likewise.
3780 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3782 * vec.h: Update API to separate allocation mechanism from type.
3783 (VEC_safe_grow): New.
3784 * vec.c (calculate_allocation): New.
3785 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
3786 (vec_gc_free, vec_heap_free): Remove.
3787 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
3789 (mangle_macro_name): New.
3790 (struct macro_def): New.
3791 (struct macro): Add multiple argument values.
3792 (macro_expans_end): New.
3793 (push_macro_expansion): Chain on new macro. Process multiple
3794 args, create follow on expansion. Return follow on argument.
3795 (macro_input): Deal with multiple arguments.
3797 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
3798 (struct tree_binfo): Adjust.
3799 * basic-block.h: Define VEC(edge,gc).
3800 (struct edge_def): Adjust.
3801 (struct basic_block_def, struct edge_iterator): Likewise.
3802 (ei_container, ei_start_1, ei_last_1): Likewise.
3803 * cfg.c (connect_src, connect_dest): Likewise.
3804 * cfgrtl.c (force_nonfallthru_and_redirect)
3805 * dbxout.c (dbxout_type)
3806 * dwarf2out.c (gen_member_die)
3807 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
3808 (gcc_tree_to_linear_expression): Adjust.
3809 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3810 lbv_to_gcc_expression, lle_to_gcc_expression,
3811 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3812 perfect_nestify): Likewise.
3813 * lambda.h (gcc_loopnest_to_lambda_loopnest,
3814 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
3815 * profile.c (instrument_values): Adjust.
3816 * tree-cfg.c (modified_noreturn_calls): Adjust.
3817 (remove_fallthru_edge): Likewise.
3818 * tree-dump.c (dequeue_and_dump): Adjust.
3819 * tree-flow-inline.h (mark_stmt_modified): Adjust.
3820 * tree-flow.h (modified_noreturn_calls): Adjust.
3821 (tree_on_heap): Remove. (yay!)
3822 (register_new_def): Adjust.
3823 * tree-into-ssa.c: Define VEC(int,heap).
3824 (block_defs_stack): Adjust.
3825 (find_idf, insert_phi_nodes, register_new_def,
3826 rewrite_initialize_block, rewrite_finalize_block,
3827 register_new_update_single, rewrite_update_init_block,
3828 rewrite_update_fini_block, rewrite_blocks,
3829 ssa_rewrite_finalize_block, ssa_register_new_def,
3830 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
3831 * tree-loop-linear.c (linear_transform_loops): Adjust.
3832 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
3833 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
3834 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
3835 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
3836 vrp_variables_stack): Adjust declarations.
3837 (tree_ssa_dominator_optimize): Adjust.
3838 (dom_opt_initialize_block, remove_local_expressions_from_table,
3839 restore_nonzero_vars_to_original_value,
3840 restore_vars_to_original_value,
3841 restore_currdefs_to_original_value, dom_opt_finalize_block,
3842 record_var_is_nonzero, record_cond, record_const_or_copy_1,
3843 optimize_stmt, update_rhs_and_lookup_avail_expr,
3844 lookup_avail_expr, record_range): Likewise.
3845 * tree-ssa-pre.c: Define VEC(basic_block,heap).
3846 (compute_antic_aux): Adjust.
3847 (inserted_exprs, create_expression_by_pieces,
3848 insert_into_preds_of_block, eliminate, mark_operand_necessary,
3849 remove_dead_inserted_code, fini_pre): Likewise.
3850 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
3851 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
3852 ssa_prop_init): Likewise.
3853 * tree-ssa.c: Define VEC(bitmap,heap).
3854 (verify_name_tags): Adjust.
3855 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
3856 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
3857 tree_divmod_values_to_profile, tree_find_values_to_profile,
3858 value_profile_transformations): Likewise.
3859 * value-prof.h: Define VEC(histogram_value,heap).
3860 * varasm.c: Remove alias_pair pointer typedef, define
3862 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
3864 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
3865 not a pointer to it. Create an object vector.
3866 (extern_symbols): Turn into an object vector.
3867 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
3869 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
3872 * Makefile.in (tree-chrec.o): Depend on params.h.
3873 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
3875 * tree-chrec.c: Depend on params.h. Replace build with buildN,
3876 and fold build with fold_buildN.
3877 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
3878 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3879 (tree_contains_chrecs): Compute an estimation of the size of the
3881 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
3882 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
3883 * tree-scalar-evolution.c (simple_iv): Ditto.
3884 * doc/invoke.texi (scev-max-expr-size): Documented.
3886 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
3888 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3889 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3890 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3891 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3892 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3893 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3894 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3895 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3896 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3897 (darwin_fix_and_continue_switch): Delete.
3898 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3899 (SUBTARGET_SWITCHES): Delete.
3900 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3901 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3902 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3903 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3904 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3905 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3906 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3907 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3908 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3909 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3910 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3911 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3912 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3913 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3914 (TARGET_64BIT): Undef before redefining.
3915 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3916 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3917 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3918 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3919 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3920 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3921 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3922 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3923 (ix86_debug_arg_string, ix86_debug_addr_string)
3924 (ix86_align_loops_string, ix86_align_jumps_string)
3925 (ix86_align_funcs_string): Delete.
3926 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3927 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3928 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3929 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3930 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3931 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3932 (SUBTARGET_SWITCHES): Delete.
3933 * config/i386/i386.c (ix86_debug_arg_string): Delete.
3934 (ix86_debug_addr_string): Delete.
3935 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3936 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3937 (ix86_align_loops_string, ix86_align_jumps_string)
3938 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3939 (ix86_align_funcs_string): Make static.
3940 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3941 (ix86_handle_option): New function.
3942 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3943 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3944 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3945 of darwin_fix_and_continue_switch.
3946 (darwin_one_byte_bool): Delete.
3947 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3948 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3949 to darwin_one_byte_bool.
3950 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3951 * config/i386/djgpp.opt, config/i386/i386.opt,
3952 * config/i386/sco5.opt: New files.
3954 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3956 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3957 fp_zero_operand, fp_register_operand, intreg_operand,
3958 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3959 call_operand, call_operand_address, tgd_symbolic_operand,
3960 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3961 symbolic_operand, symbolic_memory_operand, label_ref_operand,
3962 sp64_medium_pic_operand, data_segment_operand,
3963 text_segment_operand, splittable_symbolic_memory_operand,
3964 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3965 eq_or_neq, normal_comp_operator, noov_compare_op,
3966 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3967 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3968 const64_operand, const64_high_operand, arith11_operand,
3969 arith10_operand, arith_double_operand, arith_double_4096_operand,
3970 arith_double_add_operand, arith11_double_operand,
3971 arith10_double_operand, small_int, small_int_or_double,
3972 uns_small_int, uns_arith_operand, clobbered_register,
3973 input_operand, compare_operand): Delete.
3974 (sparc_emit_set_const32): Use predicates in assertion. Remove special
3975 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3976 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3977 (GEN_HIGHINT64, GEN_INT64): Delete.
3978 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3979 gen_safe_XOR64): Adjust for above deletion.
3980 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3981 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3982 (legitimate_constant_p): Use const_zero_operand instead.
3983 (sparc_extra_constraint_check): Likewise.
3984 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3985 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3986 (PREDICATE_CODES): Delete.
3987 * config/sparc/sparc.md: Include predicates.md.
3988 (All patterns): Adjust for new predicate names.
3989 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3990 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3991 (movdi): Use general_operand predicate.
3992 (movdi_sp64_dbl): Delete.
3993 (movdi_const64_special): Add 'N' constraint.
3994 (movdicc): Use arith10_operand predicate.
3995 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3996 (movdi_cc_reg_sp64): Use arith10_operand predicate.
3997 (movdi_cc_reg_sp64_trunc): Delete.
3998 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3999 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
4000 (subdi3_sp32): Delete.
4001 (subdi3_insn_sp32): Change to define_insn_and_split.
4002 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
4003 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
4004 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
4005 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
4006 small_int_operand predicate.
4007 (divdi3, udivdi3): Use arith_operand predicate.
4008 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
4009 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
4010 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
4011 (xordi3_sp64_dbl): Delete.
4012 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
4013 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
4014 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4015 cmp_ccx_set_not): Use arith_operand predicate.
4016 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4017 * config/sparc/predicates.md: New file.
4019 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4021 PR tree-optimization/14846
4022 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4024 (fold_single_bit_test): ... here.
4025 (fold_binary): Call fold_single_bit_test_into_sign_test
4026 instead of fold_single_bit_test.
4028 2005-04-20 James E Wilson <wilson@specifixinc.com>
4031 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4032 is another declaration.
4034 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4036 * config/cris/predicates.md: New file.
4037 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4038 (cris_movem_load_rest_p): Declare.
4039 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4040 (cris_movem_load_rest_p): Ditto. Globalize.
4041 (cris_bdap_operand, cris_bdap_biap_operand,
4042 cris_orthogonal_operator, cris_commutative_orth_op,
4043 cris_operand_extend_operator,
4044 cris_additive_operand_extend_operator, cris_extend_operator,
4045 cris_plus_or_bound_operator, cris_mem_op,
4046 cris_general_operand_or_symbol,
4047 cris_general_operand_or_gotless_symbol,
4048 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4049 cris_load_multiple_op): Remove predicate functions.
4050 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4051 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4052 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4053 * config/cris/cris.md: Include predicates.md.
4054 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4056 2005-04-20 Ian Lance Taylor <ian@airs.com>
4058 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4059 * c-common.h (STMT_EXPR_STMT): Don't define.
4060 (STMT_EXPR_NO_SCOPE): Don't define.
4061 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4062 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4063 (pp_c_expression): Likewise.
4065 2005-04-20 Richard Henderson <rth@redhat.com>
4068 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4070 2005-04-20 Jeff Law <law@redhat.com>
4072 * reload1.c (reload): Ignore equivalences between pseudos and
4075 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4078 * c-tree.h (struct c_label_list): Update comment.
4079 (struct c_label_context): Rename to struct c_label_context_se.
4080 (label_context_stack): Rename to label_context_stack_se.
4081 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4082 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4083 c_end_vm_scope): New.
4084 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4085 * c-decl.c (pop_scope): Call c_end_vm_scope.
4086 (pushdecl): Call c_begin_vm_scope for variably modified
4088 (define_label): Check for jumping into scope of identifier with
4089 variably modified type. Push label on stack for those defined at
4090 current context of identifiers with variably modified type.
4091 (start_function): Create stack level for context of identifiers
4092 with variably modified type.
4093 (finish_function): Pop stack level for context of identifiers with
4094 variably modified type.
4095 * c-typeck.c (label_context_stack): Rename to
4096 label_context_stack_se.
4097 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4098 (c_finish_goto_label): Check for jumping into scope of identifier
4099 with variably modified type. Push label on stack for those jumped
4100 to from current context of identifiers with variably modified
4102 (struct c_switch): Add blocked_vm.
4103 (c_start_case): Initialize blocked_vm.
4104 (do_case): Check blocked_vm.
4105 (c_finish_case): Add comment.
4106 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4107 variable label_context_stack.
4109 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4111 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4112 conditional_replacement, value_replacement, abs_replacement,
4114 (replace_phi_edge_with_variable): Remove argument BB.
4115 (conditional_replacement, value_replacement,
4116 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4117 Update a call to replace_phi_edge_with_variable.
4119 * tree-ssa-phiopt.c: Fix comments.
4121 2005-04-20 Michael Matz <matz@suse.de>
4124 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4127 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4129 * tree-ssa-phiopt.c: Fix comment typos.
4131 PR tree-optimization/21116
4132 * tree-ssa-phiopt.c: Fix a typo.
4134 2005-04-19 Richard Henderson <rth@redhat.com>
4136 * builtins.c (expand_builtin_sync_operation): Revert last change.
4137 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4139 (expand_compare_and_swap_loop): Likewise.
4140 (expand_sync_operation): Remove fallback from NAND to AND; invert
4141 memory operand when expanding from cmpxchg.
4142 (expand_sync_fetch_operation): Likewise.
4143 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4146 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4147 when implementing NAND. Fix double-add for AFTER.
4148 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4149 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4150 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4152 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4155 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4156 to return old memory value.
4157 (sync_compare_and_swap_cc<IMODE>): Likewise.
4159 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4160 return pre-reload. Don't consider output or anti dependencies.
4161 * config/ia64/sync.md (IMODE): New.
4162 (modesuffix): Add QI and HI.
4163 (memory_barrier): Simplify expansion.
4164 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4165 (cmpxchg_acq_<IMODE>): Likewise.
4166 (sync_lock_test_and_set<IMODE>): Likewise.
4167 (sync_lock_release<IMODE>): Likewise.
4169 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4171 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4174 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4176 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4178 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4179 Joseph S. Myers <joseph@codesourcery.com>
4181 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4182 * c-typeck.c (build_c_cast): Check these options.
4183 * doc/invoke.texi: Document these options.
4185 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4187 * tree-ssa-phiopt.c: Update a comment about the pass.
4189 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4191 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4192 config/mcore/mcore.c: Fix comment typos.
4194 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4196 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4197 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4199 2005-04-19 Paul Brook <paul@codesourcery.com>
4201 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4203 2005-04-19 Andrew Haley <aph@redhat.com>
4206 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4207 looking at a field's bitpos.
4209 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4211 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4212 libiberty functions.
4214 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4216 PR tree-optimization/21096
4217 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4219 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4222 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4223 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4225 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4227 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4228 refers to the function being dumped.
4230 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4232 * varasm.c (assemble_start_function): Remove reset of in_section.
4234 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4236 PR tree-optimization/21085
4237 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4240 2005-04-19 Ben Elliston <bje@au.ibm.com>
4242 * doc/invoke.texi (Optimize Options): Refer to the correct
4243 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4245 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4247 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4248 alloca argument to be big enough.
4250 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4253 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4256 2005-04-18 Tom Tromey <tromey@redhat.com>
4258 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4261 2005-04-18 Richard Henderson <rth@redhat.com>
4263 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4264 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4265 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4266 * config/alpha/alpha-protos.h: Update.
4267 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4268 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4269 (attr type): Add ld_l, st_c, mb.
4270 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4271 iornotsi3, xorsi_internal, xornotsi3): New.
4272 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4273 (ev4_ist_c, ev4_mb): New.
4274 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4276 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4277 (ev6_ist): Add st_c.
4279 * config/alpha/sync.md: New file.
4281 2005-04-18 Richard Henderson <rth@redhat.com>
4283 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4286 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4288 2005-04-18 Devang Patel <dpatel@apple.com>
4290 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4292 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4294 PR tree-optimization/20922
4295 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4296 Fold X + c >= X and fold X - c <= X to true.
4298 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4300 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4302 (emergency_labeled_state_free): Likewise.
4304 2005-04-18 Nick Clifton <nickc@redhat.com>
4306 * config/h8300/h8300.md (jump): Remove prescan parameter from
4307 calls to final_scan_insn.
4309 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4310 parameter from calls to final_scan_insn.
4312 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4314 (v850e, v850e1): Use the v850.opt file for target specific
4317 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4319 PR tree-optimization/21001
4320 * tree-optimize.c (init_tree_optimization_passes): Move the
4321 first pass_forwprop immediately before pass_vrp.
4323 2005-04-17 Ian Lance Taylor <ian@airs.com>
4325 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4326 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4327 from enum tree_code op to bool is_sizeof.
4328 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4329 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4330 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4332 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4334 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4337 2005-04-17 Ian Lance Taylor <ian@airs.com>
4339 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4341 2005-04-17 Richard Henderson <rth@redhat.com>
4343 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4345 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4346 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4347 of indirection through ssa names while looking for the gpr counter
4349 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4350 saved va_list_gpr_size and va_list_fpr_size.
4352 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4354 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4355 both pointers or both integers.
4357 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4358 ASSERT_EXPRs for single-use variable.
4360 * tree-into-ssa.c: Fix a comment typo.
4362 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4364 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4365 -mipsN before forcing a default of -mips2.
4367 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4369 * predict.h (IS_TAKEN): Remove.
4370 * rtl.h (NOTE_PREDICTION): Likewise.
4372 * modulo-sched.c (CFG_HOOKS): Remove.
4374 * c-parser.c (N_C_TTYPES): Remove.
4376 * tree-flow-inline.h (get_stmt_operands): Remove.
4377 * lambda-code.c, tree-ssa-loop-unswitch.c,
4378 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4379 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4380 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4381 calls to get_stmt_operands.
4382 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4384 2005-04-17 Richard Henderson <rth@redhat.com>
4387 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4388 of CUMULATIVE_ARGS past the last named argument.
4389 (alpha_va_start): Expect pretend_args_size only if strictly less than
4392 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4395 * builtins.c (expand_builtin_strcat): Convert the result of
4396 strlen to the right type.
4397 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4398 avoid creating type mismatches.
4399 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4402 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4404 2005-04-16 Richard Henderson <rth@redhat.com>
4407 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4408 Use the mode of boolean_type_node when the user doesn't provide one.
4409 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4411 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4414 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4417 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4420 2005-04-16 Roger Sayle <roger@eyesopen.com>
4421 Steven Bosscher <stevenb@suse.de>
4423 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4424 (fold_unary_to_constant): Likewise.
4426 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4428 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4431 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4433 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4434 names related to target triplets.
4435 Remove i?86-*-esix from platform directory.
4436 Remove powerpc-*-eabiaix from platform directory.
4438 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4441 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4442 falling through from SUBREG case to REG.
4444 2005-04-15 Roger Sayle <roger@eyesopen.com>
4446 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4447 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4448 (fold_binary_to_constant): Simplify using fold_binary.
4449 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4451 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4453 * gthr-posix.c (pthread_cancel): Define.
4454 (pthread_mutexattr_init): Likewise.
4455 (pthread_mutexattr_settype): Likewise.
4456 (pthread_mutexattr_destroy): Likewise.
4458 2005-04-15 David S. Miller <davem@davemloft.net>
4461 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4463 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4465 PR tree-optimization/21031
4466 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4467 (forward_propagate_into_cond_1): Call it. Forward propagate
4468 integer-integer casts into COND_EXPRs.
4470 2005-04-15 Dave Korn <dave.korn@artimi.com>
4472 * gcc.c (default_compilers): Clarify obscure error message when
4473 reading from standard input.
4475 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4477 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4478 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4480 * tree-ssa-alias.c (init_alias_info): Remove a call to
4483 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4485 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4486 of non-virtual PHI nodes like we use to.
4488 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4490 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4491 (attr_copy_rtx): Do not use it.
4493 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4495 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4497 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4499 * tree-vect-transform.c (vectorizable_store): Mark necessary
4500 objects in the vectorized store needing renaming. Update the
4501 SSA graph for V_MAY_DEF operands in the original store.
4503 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4505 * tree-ssa-pre.c (compute_avail): It's okay to have
4506 TREE_INVARIANT's here, and value number the resulting expressions.
4507 (create_expression_by_pieces): Make sure operands that were
4508 min_invariant when we started, stay that way.
4510 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4512 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4514 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4516 PR tree-optimization/20936.
4517 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4519 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4521 * doc/invoke.texi: Fix typos.
4522 * doc/md.texi: Likewise.
4523 * doc/rtl.texi: Likewise.
4524 * doc/sourcebuild.texi: Likewise.
4525 * doc/tm.texi: Likewise.
4527 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4529 PR tree-optimization/21004
4530 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4531 and floorl in c99 mode only.
4532 * builtins.c (expand_builtin_int_roundingfn): Assert that
4533 fallback_fndecl is not NULL_TREE.
4535 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4537 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4538 * basic-block.h: Update the prototype for
4539 purge_all_dead_edges.
4540 * cfgexpand.c (tree_expand_cfg): Update a call to
4541 purge_all_dead_edges.
4542 * combine.c (combine_instructions): Likewise.
4543 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4544 rest_of_handle_cse2, rest_of_handle_gcse,
4545 rest_of_handle_postreload): likewise.
4547 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4550 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4551 e.g. cv-qualification conversions.
4553 2005-04-14 Mike Stump <mrs@apple.com>
4555 * config/darwin-c.c (framework_construct_pathname): We must
4556 find all headers of a framework in the first instance of it
4557 found in the seach path.
4559 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4561 PR tree-optimization/21021
4562 * tree-vrp.c (compare_values): Work around a bug in the front
4563 end that produces a comparison of mismatched types.
4565 2004-04-14 Richard Henderson <rth@redhat.com>
4567 * config/ia64/ia64.h (enum fetchop_code): Remove.
4568 (enum ia64_builtins): Move ...
4569 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4570 members except BSP and FLUSHRS.
4571 (ia64_init_builtins): Remove __sync builtins.
4572 (ia64_expand_builtin): Likewise.
4573 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4574 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4575 (ia64_expand_lock_release): Remove.
4576 * config/ia64/ia64.md (mf): Move to sync.md.
4577 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4578 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4579 * config/ia64/sync.md: New file.
4580 (memory_barrier): Rename from mf.
4581 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4582 (cmpxchg_acq_<I48MODE>): Likewise.
4583 (sync_lock_test_and_set<I48MODE>): Likewise.
4585 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4586 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4588 2004-04-14 Richard Henderson <rth@redhat.com>
4590 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4591 (ix86_compare_emitted): New.
4592 (ix86_expand_compare): Use ix86_compare_emitted if set.
4593 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4594 and ix86_compare_op0 are set.
4595 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4596 (TARGET_CMPXCHG, TARGET_XADD): New.
4597 (ix86_compare_emitted): Declare.
4598 * config/i386/i386.md: Include sync.md
4599 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4600 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4601 * config/i386/sync.md: New file.
4603 2004-04-14 Richard Henderson <rth@redhat.com>
4606 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4607 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4608 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4609 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4610 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4611 BT_FN_I8_VPTR_I8_I8): New.
4612 * builtins.def (DEF_SYNC_BUILTIN): New.
4613 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4614 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4615 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4616 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4617 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4618 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4619 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4620 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4621 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4622 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4623 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4624 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4625 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4626 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4627 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4628 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4629 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4630 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4631 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4632 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4633 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4634 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4635 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4636 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4637 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4638 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4639 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4640 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4641 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4642 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4643 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4644 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4645 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4646 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4647 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4648 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4649 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4650 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4651 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4652 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4653 BUILT_IN_SYNCHRONIZE: New.
4654 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4655 as a function. Accept __sync_ as a prefix as well.
4656 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4657 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4658 expand_builtin_lock_release): New.
4659 (expand_builtin): Call them.
4660 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4661 neither BOTH_P nor FALLBACK_P are defined.
4662 (builtin_type_for_size): New.
4663 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4664 (resolve_overloaded_builtin): New.
4665 * c-common.h (resolve_overloaded_builtin): Declare.
4666 (builtin_type_for_size): Declare.
4667 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4668 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4669 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4670 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4671 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4672 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4673 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4674 sync_compare_and_swap_cc, sync_lock_test_and_set,
4675 sync_lock_release): New.
4676 * optabs.h: Declare them.
4677 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
4678 expand_sync_operation, expand_sync_fetch_operation,
4679 expand_sync_lock_test_and_set): Declare.
4680 * genopinit.c (optabs): Add sync optabs.
4681 * optabs.c (init_optabs): Initialize sync optabs.
4682 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
4683 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
4684 expand_sync_operation, expand_sync_fetch_operation,
4685 expand_sync_lock_test_and_set): New.
4686 * doc/extend.texi (Atomic Builtins): New section
4687 * doc/md.texi (Standard Names): Add sync patterns.
4689 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
4691 * tree-eh.c (lower_try_finally_copy): Generate new code in
4692 response to goto_queue entries as if the queue was sorted by
4693 index, not pointers.
4694 (lower_try_finally_switch): Likewise.
4696 2005-04-14 Richard Henderson <rth@redhat.com>
4698 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
4699 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
4701 (ix86_expand_fp_movcc): Update to match.
4702 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
4703 * config/i386/i386-protos.h: Update.
4704 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
4705 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
4707 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
4709 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
4712 2005-04-14 Julian Brown <julian@codesourcery.com>
4714 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4715 link failures on ppc64 Linux.
4717 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
4719 * config.gcc: Set cpu_type for s390.
4721 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4723 Fix PR tree-optimization/20963
4724 * tree-ssa-pre.c (compute_avail): Remove special case for
4726 (create_expression_by_pieces): Add value numbers for forced out
4729 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
4731 * config/cris/cris.md: Replace references to (reg:SI 16) with
4732 (reg:SI CRIS_SRP_REGNUM).
4734 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4736 PR tree-optimization/20657
4737 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
4738 create an appropriate range from it.
4740 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4742 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4743 <UNSPEC_FIST_CEIL> case.
4745 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
4746 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
4747 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
4748 to implement lfloor and llfloor built-ins as x87 intrinsic function.
4749 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
4750 (lfloor<mode>2): New expanders.
4751 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
4752 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
4753 to implement lceil and llceil built-ins as x87 intrinsic function.
4754 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
4755 (lceil<mode>2): New expanders.
4757 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4759 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
4760 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
4762 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
4765 * config/s390/s390-modes.def: Define TFmode.
4767 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
4769 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
4770 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4771 * config/mips/mips.c (mips16_insn_length): Remove reference to
4772 JUMP_TABLES_IN_TEXT_SECTION.
4774 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
4776 * simplify-rtx.c (simplify_binary_operation_1): Return
4777 scalar or vector of constant 0, depending on the xor's
4780 2005-04-13 Dale Johannesen <dalej@apple.com>
4782 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
4783 (objc-act.o): Ditto.
4784 * objc/objc-act.c (objc_gimplify_expr): New.
4785 (objc_get_callee_fndecl): New.
4786 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
4787 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
4788 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
4790 2005-04-13 Devang Patel <dpatel@apple.com>
4792 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
4795 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
4797 CRIS prologue as RTL.
4798 * config/cris/cris-protos.h (cris_emit_movem_store)
4799 (cris_expand_prologue): Prototype.
4800 * config/cris/cris.c (struct machine_function): New member
4802 (cfa_label_num, cris_target_asm_function_prologue): Remove.
4803 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
4804 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
4805 (cris_load_multiple_op, cris_return_address_on_stack)
4806 (cris_return_address_on_stack_for_return): ISO-Cify.
4807 (cris_store_multiple_op): New predicate function.
4808 (cris_expand_prologue, cris_emit_movem_store): New functions.
4809 (cris_print_operand) <case 'O'>: Handle modifications other than
4811 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
4812 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
4813 (cris_gen_movem_load): Rearrange slightly to make local variable
4814 src a parameter, removing osrc.
4815 (cris_setup_incoming_varargs): Set machine_function member
4816 stdarg_regs to correspond to the number of registers that need to
4818 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
4820 (PREDICATE_CODES): Add cris_store_multiple_op. Make
4821 cris_general_operand_or_gotless_symbol accept UNSPEC.
4822 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
4823 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
4824 ("*cris_store_multiple"): New pattern. Tweak common comment above
4825 this and "*cris_load_multiple".
4826 ("prologue"): New define_expand.
4828 * config/cris/cris.md ("epilogue"): Conditionalize on
4829 TARGET_PROLOGUE_EPILOGUE.
4831 2005-04-13 Steve Ellcey <sje@cup.hp.com>
4834 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
4835 fpsr 0 instead of fpsr 1.
4836 (divsf3_internal_thr): Ditto.
4837 (divdf3_internal_lat): Ditto.
4838 (divdf3_internal_thr): Ditto.
4839 (divxf3_internal_lat): Ditto.
4840 (divxf3_internal_thr): Ditto.
4842 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4844 PR tree-optimization/20913
4845 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
4847 PR tree-optimization/20702
4848 * tree-vrp.c (maybe_add_assert_expr): Recurse into
4849 dominator children that haven't been walked into.
4851 2005-04-13 Julian Brown <julian@codesourcery.com>
4853 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
4854 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
4857 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4859 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4860 config/i386/sse.md: Fix comment typos.
4862 * genattrtab.c (NULL_ATTR): Remove.
4863 * ifcvt.c (NULL_EDGE): Likewise.
4865 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
4867 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
4868 NOTE_PREDICT): Remove.
4870 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4872 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
4873 * configure: Regenerate.
4874 * config.in: Likewise.
4875 * system.h: Declare vsnprintf if not already declared.
4877 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4879 * optc-gen.awk: Handle stand-alone Mask records.
4880 * opth-gen.awk: Likewise.
4881 * doc/options.texi (Option file format): Document them.
4882 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
4883 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
4884 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
4885 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4886 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4887 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4888 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4889 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4890 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4891 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4892 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4893 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4894 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4895 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4896 TARGET_LONG_DOUBLE_128): Likewise.
4897 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4898 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4899 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4900 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4901 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4902 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4903 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4904 * config/sparc/sparc.c (fpu_option_set): New global.
4905 (sparc_handle_option): New function.
4906 (sparc_override_options): Test fpu_option_set.
4907 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4908 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4909 * config/sparc/sparc.opt: New file.
4910 * config/sparc/little-endian.opt: Likewise.
4911 * config/sparc/long-double-switch.opt: Likewise.
4913 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
4915 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4916 (bfin_handle_options): Set it if -mshared-library-id= is seen.
4917 * config/bfin/bfin.opt (mshared-library-id=): Lose
4918 Var(bfin_lib_id_given).
4920 2005-04-13 Matt Thomas <matt@3am-software.com>
4922 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4925 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4927 * rtl.h (CLEAR_RTX_FLAGS): Remove.
4929 * cgraphunit.c (INSNS_PER_CALL): Remove.
4931 * tree-ssa-forwprop.c (vars,
4932 record_single_argument_cond_exprs,
4933 substitute_single_use_vars): Remove.
4934 (forward_propagate_into_cond_1, forward_propagate_into_cond):
4936 (tree_ssa_forward_propagate_single_use_vars): Call
4937 forward_propagate_into_cond for each COND_EXPR.
4939 * tree-inline.c (INSNS_PER_STMT): Remove.
4941 2005-04-12 Richard Henderson <rth@redhat.com>
4943 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4944 (ix86_expand_sse_fp_minmax): ... from ...
4945 (ix86_expand_fp_movcc): ... here.
4946 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4947 * config/i386/i386-protos.h: Update.
4948 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4949 (sse_setccsf, sse_setccdf): Allow before reload.
4950 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4951 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4952 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4953 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4954 (anddf3, nanddf3, iordf3, xordf3): New.
4956 2005-04-12 Jeff Law <law@redhat.com>
4958 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4959 (tree-ssa-uncprop.o): Add dependencies.
4960 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4961 * tree-flow.h (remove_useless_stmts): Remove prototype.
4962 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4963 remove_useless_stmts.
4964 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4965 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4966 * tree-pass.h (pass_uncprop): Declare.
4967 * tree-ssa-uncprop.c: New file.
4969 2005-04-12 James E. Wilson <wilson@specifixinc.com>
4972 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4974 2005-04-12 Caroline Tice <ctice@apple.com>
4976 Temporary fix for partitioning problems.
4977 * passes.c (rest_of_handle_final): Remove code that
4978 frees unlikely_text_section_name,
4979 * varasm.c (assemble_start_function): Test for partitioning
4980 flag before writing out section labels.
4981 (assemble_end_function): Test for partitioning flag before
4982 writing out section labels.
4984 2005-04-12 Steven Bosscher <stevenb@suse.de>
4985 Stuart Hastings <stuart@apple.com>
4986 Jan Hubicka <jh@suse.cz>
4988 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
4989 references to gt-tree-cfg.h.
4990 * basic-block.h (struct basic_block_def): Don't skip rbi
4991 for garbage collection.
4992 (struct reorder_block_def): Make GTY-able.
4993 (struct control_flow_graph): New structure.
4994 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4995 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4996 but instead defines to the control_flow_graph for cfun.
4997 (label_to_block_map): New define, points to the label map of
4998 the control_flow_graph for cfun.
4999 (n_edges_for_function, n_basic_blocks_for_function,
5000 last_basic_block_for_function, basic_block_info_for_function,
5001 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
5002 basic_block_info_for_function, label_to_block_map_for_function):
5003 Counterparts for the above, taking a struct function as an extra
5005 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
5006 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
5007 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
5008 (alloc_rbi_pool, free_rbi_pool): Remove.
5009 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
5010 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
5012 (cfg_layout_finalize) ... and don't free it here.
5013 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5015 * flow.c (free_basic_block_vars): Set label_to_block_map and
5016 n_edges to zero too.
5017 * function.h (struct function): Add cfg field.
5018 * function.c (allocate_struct_function): Allocate the cfg.
5019 * tree-cfg.c (label_to_block_map): Remove.
5020 (build_tree_cfg): Don't allocate the rbi pool here...
5021 (delete_tree_cfg_annotations): ...and don't free it here.
5022 Also don't nullify label_to_block_map for cfun.
5024 2005-04-12 Caroline Tice <ctice@apple.com>
5026 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5027 Revert my patch from April 9.
5028 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5029 (reorder_basic_blocks): Revert my patch from April 9.
5030 (insert_section_boundary_note): Revert my patch from April 9.
5031 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5032 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5033 (COLD_END_LABEL): Revert my patch from April 9.
5034 (cold_text_section_label): Revert my patch from April 9.
5035 (cold_end_label): Revert my patch from April 9.
5036 (dwarf2out_switch_text_section): Revert my patch from April 9.
5037 (output_aranges): Revert my patch from April 9.
5038 (output_ranges): Revert my patch from April 9.
5039 (output_line_info): Revert my patch from April 9.
5040 (add_location_or_const_value_attribute): Revert my patch from April 9.
5041 (dwarf2out_var_location): Revert my patch from April 9.
5042 (dwarf2out_init): Revert my patch from April 9.
5043 (dwarf2out_finish): Revert my patch from April 9.
5044 * function.h (struct function): Revert my patch from April 9.
5045 * opts.c (decode_options): Revert my patch from April 9.
5046 * output.h (unlikely_section_label, hot_section_label,
5047 hot_section_end_label, cold_section_end_label,
5048 unlikely_text_section_name): Revert my patch from April 9.
5049 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5050 * varasm.c (unlikely_section_label, hot_section_label,
5051 hot_section_end_label, cold_section_end_label,
5052 unlikely_text_section_name): Revert my patch from April 9.
5053 (initialize_cold_section_name): Revert my patch from April 9.
5054 (unlikely_text_section): Revert my patch from April 9.
5055 (in_unlikely_text_section): Revert my patch from April 9.
5056 (named_section): Revert my patch from April 9.
5057 (function_section): Revert my patch from April 9.
5058 (current_function_section): Revert my patch from April 9.
5059 (assemble_start_function): Revert my patch from April 9.
5060 (assemble_end_function): Revert my patch from April 9.
5061 (default_section_type_flags_1): Revert my patch from April 9.
5063 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5065 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5066 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5068 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5070 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5073 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5074 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5076 2004-04-12 Richard Henderson <rth@redhat.com>
5078 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5079 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5080 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5081 (UNSPEC_*, UNSPECV_*): Renumber.
5083 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5086 From Richard Henderson <rth@redhat.com>:
5087 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5090 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5092 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5094 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5096 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5097 (bfin_library_id): New variable.
5098 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5099 instead of bfin_library_id_string.
5100 (bfin_handle_option): New function.
5101 (override_options): Remove most code to deal with shared library IDs,
5102 just check they aren't used without -mid-shared-library.
5103 (TARGET_HANDLE_OPTION): Define.
5104 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5105 * config/bfin/bfin.opt (mshared-library-id=): New.
5107 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5109 * tree-vect-transform.c: Fix comment typos.
5111 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5113 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5114 split critical edges when not possible/profitable.
5116 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5118 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5119 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5120 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5121 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5122 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5123 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5124 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5125 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5127 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5128 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5129 * config/ns32k/ns32k.opt: New file.
5131 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5133 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5134 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5135 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5136 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5137 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5138 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5139 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5140 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5141 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5142 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5143 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5144 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5145 (MASK_COLDFIRE): Formatting fixes.
5146 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5147 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5148 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5149 "_current_shared_library_a5_offset_".
5150 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5151 (MASK_ALL_CPU_BITS): New macro.
5152 (m68k_handle_option): New function.
5153 (override_options): Remove handling of m68k_library_id_string.
5154 * config/m68k/m68k.opt: New file.
5155 * config/m68k/ieee.opt: New file.
5157 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5159 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5160 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5161 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5162 (TARGET_CXX): Adjust accordingly.
5163 * target.h (struct gcc_target): Remove epxort_class_data. Add
5164 determine_class_data_visibility and class_data_always_comdat.
5165 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5166 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5167 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5168 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5169 (arm_cxx_determine_class_data_visibility): New.
5170 (arm_cxx_class_data_always_comdat): Likewise.
5171 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5172 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5173 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5174 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5175 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5178 2005-04-11 Devang Patel <dpatel@apple.com>
5180 * tree-data-ref.c (build_classic_dist_vector,
5181 compute_subscript_distance): Make externally visible.
5182 * tree-data-ref.h (build_classic_dist_vector,
5183 compute_subscript_distance): Same.
5184 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5185 Check distance vector against vectorization factor.
5186 (vect_analyze_loop): Determine vectorizaion factor before
5187 analyzing data dependences.
5188 * tree-vectorizer.c (loops_num): Make it externally visible and
5190 * tree-vectorizer.c (vect_loops_num): ... new name.
5191 * tree-vectorizer.h (vect_loops_num): New.
5193 2005-04-11 Devang Patel <dpatel@apple.com>
5195 * tree-vect-analyze.c (vect_analyze_operations): Check
5196 vectorizable codition.
5197 * tree-vect-transform.c (vect_is_simple_cond): New function.
5198 (vectorizable_condition): New function.
5199 (vect_transform_stmt): Handle condition_vec_info_type.
5200 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5201 condition_vec_info_type.
5202 (vectorizable_condition): New.
5204 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5206 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5207 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5208 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5210 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5211 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5213 * dwarf2out.c (output_line_info): Don't try to dereference
5214 a NULL current_function_decl.
5216 * config/t-slibgcc-darwin: Don't put shared libraries in
5217 directories other than $(slibdir).
5218 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5221 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5223 PR tree-optimization/20933
5224 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5225 logic to reject aliases between read-only and writable
5227 (may_alias_p): ... here.
5228 (get_tmt_for): Do not associate read-only tags to pointers
5229 whose pointed-to type is not read-only.
5230 * tree-ssa.c (verify_ssa): Check that memory stores have at
5231 least one V_MAY_DEF or V_MUST_DEF.
5233 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5236 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5237 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5238 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5239 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5241 (fwrite_unlocked): Fix prototype.
5243 * configure, config.in: Regenerate.
5245 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5247 * tree-ssa-loop-im.c: Include real.h.
5248 (determine_invariantness_stmt): If real division divisor is
5249 invariant and flag_unsafe_math_optimizations enabled, generate
5250 invariant reciprocal for hoisting.
5251 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5253 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5255 Fix PR tree-optimization/20926
5257 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5259 2005-04-11 Devang Patel <dpatel@apple.com>
5261 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5264 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5266 * fold-const.c (fold_binary_op_with_conditional_arg):
5267 use fold_buildN instead of "fold (buildN" in some
5269 (fold_unary): Likewise.
5270 (fold_binary): Likewise.
5272 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5274 Fix PR tree-optimization/20612
5275 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5277 (perfect_nestify): preheaderbb is *not* part of loop of the
5280 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5282 * tree-ssa-alias.c (may_alias_p): If the variable
5283 is a global variable and the pointer is parameter
5284 and -fargument-noalias-global is used, then
5285 the pointer cannot alias the variable.
5287 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5289 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5290 * config/sparc/sparc.h: Likewise.
5291 * config/sparc/sparc.md: Likewise.
5293 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5295 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5297 * tree-vrp.c: Fix a comment typo.
5299 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5301 PR tree-optimization/20920
5302 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5303 SSA_NAME flows through an abnormal edge.
5304 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5305 through abnormal edges.
5306 (maybe_add_assert_expr): Likewise.
5308 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5310 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5311 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5312 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5313 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5314 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5315 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5316 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5317 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5318 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5319 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5320 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5321 (TARGET_HANDLE_OPTION): Likewise.
5322 (s390_tune): Initialize to PROCESSOR_max.
5323 (s390_arch_string): Make static.
5324 (s390_tune_string, s390_warn_framesize_string): Delete.
5325 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5326 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5327 (s390_handle_arch_option, s390_handle_option): New functions.
5328 (override_options): Remove parsing of option strings.
5329 * config/s390/s390.opt: New file.
5331 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5333 * tree-complex.c (expand_vector_operations): Call
5334 update_stmt_if_modified.
5336 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5338 * tree-vect-analyze (vect_determine_vectorization_factor):
5339 Do not use GET_MODE_NUNITS.
5340 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5341 (vectorizable_load, vect_transform_loop): Likewise.
5343 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5345 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5346 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5347 * optabs.h (enum optab_index): Add new OTI_lceil.
5348 (lceil_optab): Define corresponding macro.
5349 * optabs.c (init_optabs): Initialize lceil_optab.
5350 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5351 and lceildi2 patterns.
5352 * builtins.c (expand_builtin_int_roundingfn): Handle
5353 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5354 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5355 BUILT_IN_LLCEIL{,F,L}.
5356 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5357 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5358 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5359 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5360 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5361 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5362 into lceil built-in function and (long long int)ceil{,f,l} into
5363 llceil built-in function.
5364 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5367 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5369 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5372 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5374 * config/arm/arm.c: Fix a comment typo.
5375 * doc/tree-ssa.texi: Fix a typo.
5377 2005-04-10 Steven Bosscher <stevenb@suse.de>
5379 * cselib.c (clear_table): Rename to cselib_clear_table.
5380 * cselib.h (cselib_clear_table): Add prototype.
5381 * gcse.c (gcse_main): Make 'f' argument unused.
5382 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5383 of each basic block instead.
5384 (compute_sets, compute_hash_table_work): Likewise.
5385 (constprop_register): Change int 'alter_jumps' argument to bool.
5386 (do_local_cprop): Likewise.
5387 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5388 the insn chain. Explicitly clear the cselib tables after finishing
5389 one basic block. Make sure there are no unterminated libcall blocks.
5390 Update compute_sets call.
5391 (cprop): Walk basic blocks instead of the insn chain.
5392 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5394 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5395 one_cprop_pass calls.
5397 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5399 * combine.c (combine_simplify_rtx): Remove a transformation that
5400 relies on an invalid assumption about rtl sign-extension semantics.
5402 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5404 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5405 to build_int_cst_wide.
5407 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5410 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5411 set the original address pseudo to the correct value before the
5412 original insn, if possible, and leave the insn alone, otherwise
5413 create a new pseudo, set it and replace it in the insn.
5414 * recog.c (validate_change_maybe_volatile): New.
5415 * recog.h (validate_change_maybe_volatile): Declare.
5417 2005-04-09 Caroline Tice <ctice@apple.com>
5419 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5420 Remove targetm.have_named_sections test.
5421 (fix_edges_for_rarely_executed_code): Likewise.
5422 (insert_section_boundary_note): Likewise.
5423 (reorder_basic_blocks): Check partitioning flag before calling
5424 verify_hot_cold_block_grouping.
5425 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5426 the function struct rather than global variables.
5427 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5428 (COLD_END_LABEL): Likewise
5429 (cold_text_section_label): New static global variable.
5430 (cold_end_label): Likewise.
5431 (dwarf2out_switch_text_section): Get hot/cold section labels from
5432 the function struct rather than global variables.
5433 (output_aranges): Use cold_text_section_label and cold_end_label;
5434 check partitioning flag before putting out delta.
5435 (output_ranges): Remove incorrect code attempting to use
5437 (output_line_info): Get cold section label from function struct.
5438 (add_location_or_const_value_attribute): Likewise.
5439 (get_subprogram_die): Get hot/cold section labels from function struct.
5440 (dwarf2out_var_location): Likewise.
5441 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5442 write out cold_text_section_label if partition flag is set.
5443 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5444 * function.h (struct function): Add new fields to point to hot/cold
5445 section labels: hot_section_label, cold_section_label,
5446 hot_section_end_label and cold_section_end_label; also add new field
5447 for cold text section name, unlikely_text_section_name.
5448 * opts.c (decode_options): Turn off partitioning flag if
5449 !targetm.have_named_sections.
5450 * output.h (hot_section_label): Remove.
5451 (hot_section_end_label): Remove.
5452 (cold_section_end_label): Remove.
5453 (unlikely_section_label): Remove.
5454 (unlikely_text_section_name): Remove.
5455 * passes.c (rest_of_handle_final): Remove code that frees
5456 unlikely_text_section_name.
5457 * varasm.c (unlikely_section_label): Remove.
5458 (hot_section_label): Remove.
5459 (hot_section_end_label): Remove.
5460 (cold_section_end_label): Remove.
5461 (unlikely_text_section_name): Remove.
5462 (initialize_cold_section_name): Modify to call
5463 targetm.strip_name_encoding; to store cold section name in current
5464 function struct, if it exists; and to only use the decl_section_name
5465 if flag_named_sections is true.
5466 (unlikely_text_section): Modify to get section name out of current
5467 function struct, if there is one; otherwise build it from
5468 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5469 (in_unlikely_text_section): Likewise.
5470 (named_section): Modify to get/put cold section name in current function
5471 struct, if there is one.
5472 (function_section): Change 'bool unlikely' to 'int reloc'; check
5473 targetm.have_named_sections before calling named_section.
5474 (current_function_section): Likewise.
5475 (assemble_start_function): Modify to get/put unlikely_text_section_name
5476 in current function struct; modify to get hot/cold section labels
5477 from function struct; initialize labels using
5478 ASM_GENERATE_INTERNAL_LABEL;
5479 test partitioning flag before writing out hot section label.
5480 (assemble_end_function): Test partitioning flag before writing out
5481 hot/cold section labels.
5482 (default_section_type_flags_1): Modify to use array instead of
5483 char* for unlikely_text_section_name; set flags correctly for
5484 cold text section if there is not a current function decl.
5486 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5488 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5489 and TI_VA_LIST_FPR_COUNTER_FIELD.
5490 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5491 * tree-pass.h (pass_stdarg): Add.
5492 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5493 * tree-stdarg.c: New file.
5494 * tree-stdarg.h: New file.
5495 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5496 (tree-stdarg.o): Add dependencies.
5497 * function.h (struct function): Add va_list_gpr_size and
5498 va_list_fpr_size fields.
5499 * function.c (allocate_struct_function): Initialize them.
5500 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5501 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5502 (TARGET_INITIALIZER): Add it.
5504 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5505 va_list_{g,f}pr_counter_field.
5506 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5507 area will not be used. Only save registers that tree-stdarg.c
5508 detected they need saving.
5509 (ix86_va_start): Don't set up fields that won't be used.
5511 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5512 va_list_{g,f}pr_counter_field.
5513 (setup_incoming_varargs): Don't do anything if reg_save
5514 area will not be used. Only save registers that tree-stdarg.c
5515 detected they need saving.
5516 (rs6000_va_start): Don't set up fields that won't be used.
5518 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5519 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5520 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5521 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5523 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5526 * config/i386/i386.c (construct_container): Pass empty aligned
5527 struct, union or class in memory.
5529 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5531 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5532 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5533 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5534 config/rs6000/predicates.md: Fix comment typos.
5536 * sched-int.h (haifa_insn_data): Remove blockage and units.
5537 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5538 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5539 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5541 2005-04-09 Jan Hubicka <jh@suse.cz>
5542 Steven Bosscher <stevenb@suse.de>
5544 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5545 * cfgloop.c (get_loop_exit_edges): Likewise.
5546 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5548 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5549 * tree-cfg.c (dump_cfg_status): Likewise.
5551 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5553 * config/rs6000/predicates.md (altivec_register_operand): Remove
5554 redundant match_code test.
5555 (gpc_reg_operand): Same.
5556 (cc_reg_operand): Same.
5557 (cc_reg_not_cr0_operand): Same.
5559 2005-04-09 Jan Hubicka <jh@suse.cz>
5561 Forgotten hunk from my last merge patch:
5562 * final.c (output_addr_const): Do not call mark_referenced.
5564 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5566 * doc/tree-ssa.texi: Add immediate use documentation.
5568 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5570 * arm.c (FL_WBUF): Define.
5571 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5572 (arm_is_6_or_7): Delete.
5573 (arm_tune_wbuf): New.
5574 (arm_override_options): Set arm_tune_wbuf.
5575 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5576 (arm_is_6_or_7): Delete declaration.
5577 (arm_tune_wbuf): New declartion.
5578 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5579 (model_wbuf): Derive from arm_tune_wbuf.
5580 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5581 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5582 (arm740t): Mark CPUs as having a write buffer.
5584 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5586 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5587 of 'const_double_operand' in operand 2 constraints. Update enable
5590 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5592 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5593 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5594 * optabs.h (enum optab_index): Add new OTI_lfloor.
5595 (lfloor_optab): Define corresponding macro.
5596 * optabs.c (init_optabs): Initialize lfloor_optab.
5597 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5598 and lfloordi2 patterns.
5599 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5600 (expand_builtin_int_roundingfn): New function.
5601 (fold_builtin_int_roundingfn): New prototype.
5602 (fold_builtin_int_roundingfn): New function, renamed from
5603 fold_builtin_lround.
5604 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5605 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5606 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5607 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5608 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5609 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5610 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5611 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5612 into lfloor built-in function and (long long int)floor{,f,l} into
5613 llfloor built-in function.
5614 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5617 2005-04-08 Ian Lance Taylor <ian@airs.com>
5619 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5620 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5621 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5622 (DO_COND, DO_BODY): Likewise.
5623 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5624 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5625 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5626 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5627 (build_continue_stmt, build_break_stmt): Don't declare.
5628 (c_do_switch_warnings): Update declaration.
5629 * c-gimplify.c (enum bc_t): Remove.
5630 (struct c_gimplify_ctx, ctxp): Remove.
5631 (push_context, pop_context): Remove static functions.
5632 (c_genericize): Don't call push_context or pop_context.
5633 (begin_bc_block, finish_bc_block): Remove static functions.
5634 (build_bc_goto): Likewise.
5635 (gimplify_c_loop): Likewise.
5636 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5637 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5638 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5639 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5640 * c-common.c (c_do_switch_warnings): Rename from
5641 c_do_switch_warnings_1.
5642 (c_do_switch_warnings) [old version]: Remove.
5643 (c_do_switch_expr_warnings): Remove.
5644 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5645 function instead of c_do_switch_expr_warnings.
5646 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5647 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5648 * c-pretty-print.c (pp_c_statement): Likewise.
5649 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5651 2005-04-08 Devang Patel <dpatel@apple.com>
5653 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5654 While selecting replacement condition pay attention to loop header.
5656 2005-04-08 Diego Novillo <dnovillo@redhat.com>
5658 Merge from tree-cleanup-branch: VRP, store CCP, store
5659 copy-prop, incremental SSA updating of FUD chains and
5660 newly exposed symbols.
5662 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5663 (OBJS-common): Add tree-vrp.o.
5664 (tree-vrp.o): New rule.
5665 * basic-block.h (nearest_common_dominator_for_set): Declare.
5666 * common.opt (ftree-store-ccp): New flag.
5667 (ftree-copy-prop): New flag.
5668 (ftree-vrp): New flag.
5669 (ftree-store-copy-prop): New flag.
5670 * dominance.c (nearest_common_dominator_for_set): New.
5671 * domwalk.c (walk_dominator_tree): Only traverse
5672 statements in blocks marked in walk_data->interesting_blocks.
5673 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5674 * fold-const.c (fold): Handle ASSERT_EXPR.
5675 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5676 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5677 flag_tree_vrp at -O2.
5678 * timevar.def (TV_TREE_VRP): Define.
5679 (TV_TREE_COPY_PROP): Define.
5680 (TV_TREE_STORE_COPY_PROP): Define.
5681 (TV_TREE_SSA_INCREMENTAL): Define.
5682 (TV_TREE_STORE_CCP): Define.
5683 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
5684 to kill_redundant_phi_nodes from comment.
5685 (verify_expr): Handle ASSERT_EXPR.
5686 * tree-dfa.c (mark_new_vars_to_rename): Remove second
5687 argument. Update all users.
5688 (mark_call_clobbered_vars_to_rename): Remove. Update all
5690 * tree-flow-inline.h (unmodifiable_var_p): New.
5691 * tree-flow.h (enum value_range_type): Declare.
5692 (struct value_range_def): Declare.
5693 (value_range): Declare.
5694 (remove_all_phi_nodes_for): Remove. Update all users.
5695 (find_phi_node_for): Declare.
5696 (add_type_alias): Declare.
5697 (count_uses_and_derefs): Declare.
5698 (kill_redundant_phi_nodes): Remove.
5699 (rewrite_into_ssa): Remove.
5700 (rewrite_def_def_chains): Remove.
5701 (update_ssa, register_new_name_mapping, create_new_def_for,
5702 need_ssa_update_p, name_registered_for_update_p,
5703 release_ssa_name_after_update_ssa, dump_repl_tbl,
5704 debug_repl_tbl, dump_names_replaced_by,
5705 debug_names_replaced_by, mark_sym_for_renaming,
5706 mark_set_for_renaming, get_current_def, set_current_def,
5707 get_value_range, dump_value_range, debug_value_range,
5708 dump_all_value_ranges, debug_all_value_ranges,
5709 expr_computes_nonzero, loop_depth_of_name,
5710 unmodifiable_var_p): Declare.
5711 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
5713 * tree-into-ssa.c (block_defs_stack): Update comment.
5714 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
5715 syms_to_rename, names_to_release, repl_tbl,
5716 need_to_initialize_update_ssa_p, need_to_update_vops_p,
5717 need_to_replace_names_p): New locals.
5718 (NAME_SETS_GROWTH_FACTOR): Define.
5719 (struct repl_map_d): Declare.
5720 (struct mark_def_sites_global_data): Add field
5722 (enum rewrite_mode): Declare.
5723 (REGISTER_DEFS_IN_THIS_STMT): Define.
5724 (compute_global_livein): Use last_basic_block instead of
5726 (set_def_block): Remove last argument. Update all callers.
5727 (prepare_use_operand_for_rename): Remove. Update all callers.
5728 (prepare_def_operand_for_rename): Remove. Update all callers.
5729 (symbol_marked_for_renaming): New.
5732 (repl_map_hash): New.
5734 (repl_map_free): New.
5735 (names_replaced_by): New.
5736 (add_to_repl_tbl): New.
5737 (add_new_name_mapping): New.
5738 (mark_def_sites): Assume that all the operands in the
5739 statement are in normal form.
5740 (find_idf): Assert that the block in the stack is valid.
5741 (get_default_def_for): New.
5742 (insert_phi_nodes_for): Add new argument 'update_p'.
5744 If update_p is true, add a new mapping between the LHS of
5745 each new PHI and the name that it replaces.
5746 (insert_phi_nodes_1): Only call find_idf if needed.
5747 (get_reaching_def): Call get_default_def_for.
5748 (rewrite_operand): Remove.
5749 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
5750 and REWRITE_THIS_STMT are false.
5751 Assume that all the operands in the statement are in
5753 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
5754 (rewrite_virtual_phi_arguments): Remove.
5755 (invalidate_name_tags): Remove.
5756 (register_new_update_single, register_new_update_set,
5757 rewrite_update_init_block, replace_use,
5758 rewrite_update_fini_block, rewrite_update_stmt,
5759 rewrite_update_phi_arguments): New.
5760 rewrite_blocks): Remove argument 'fix_virtual_phis'.
5761 Add arguments 'entry', 'what' and 'blocks'.
5762 Initialize the dominator walker according to 'what' and
5764 Start the dominator walk at 'entry'.
5765 (mark_def_site_blocks): Add argument 'interesting_blocks'.
5766 Use it to configure the dominator walker.
5767 (rewrite_into_ssa): Remove argument 'all'.
5769 (rewrite_all_into_ssa): Remove.
5770 (rewrite_def_def_chains): Remove.
5771 (mark_def_interesting, mark_use_interesting,
5772 prepare_phi_args_for_update, prepare_block_for_update,
5773 prepare_def_site_for, prepare_def_sites,
5774 dump_names_replaced_by, debug_names_replaced_by,
5775 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
5776 delete_update_ssa, create_new_def_for,
5777 register_new_name_mapping, mark_sym_for_renaming,
5778 mark_set_for_renaming, need_ssa_update_p,
5779 name_registered_for_update_p, ssa_names_to_replace,
5780 release_ssa_name_after_update_ssa,
5781 insert_updated_phi_nodes_for, update_ssa): New.
5782 * tree-loop-linear.c (linear_transform_loops): Call
5783 update_ssa instead of rewrite_into_ssa.
5784 * tree-optimize.c (vars_to_rename): Remove.
5786 (init_tree_optimization_passes): Replace
5787 pass_redundant_phi with pass_copy_prop.
5789 Replace pass_ccp with pass_store_ccp.
5790 Add pass_store_copy_prop after pass_store_ccp.
5791 (execute_todo): If the TODO_ flags don't include updating
5792 the SSA form, assert that it does not need to be updated.
5793 Call update_ssa instead of rewrite_into_ssa and
5794 rewrite_def_def_chains.
5795 If TODO_verify_loops is set, call verify_loop_closed_ssa.
5796 (tree_rest_of_compilation):
5797 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
5798 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
5799 TODO_cleanup_cfg): Renumber.
5800 (TODO_verify_loops, TODO_update_ssa,
5801 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5802 TODO_update_ssa_only_virtuals): Define.
5803 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
5805 * tree-phinodes.c (make_phi_node): Update documentation.
5806 (remove_all_phi_nodes_for): Remove.
5807 (find_phi_node_for): New.
5808 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
5809 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
5810 (interpret_rhs_modify_expr): Likewise.
5811 * tree-sra.c (decide_instantiations): Mark all symbols in
5812 SRA_CANDIDATES for renaming.
5813 (mark_all_v_defs_1): Rename from mark_all_v_defs.
5814 (mark_all_v_defs): New function. Update all users to call it
5815 with the whole list of scalarized statements, not just the
5817 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
5818 (compute_flow_insensitive_aliasing): If the tag is
5819 unmodifiable and the variable isn't or vice-versa, don't
5820 make them alias of each other.
5821 (setup_pointers_and_addressables): If the type tag for
5822 VAR is about to change, mark the old one for renaming.
5823 (add_type_alias): New.
5824 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
5825 (ccp_lattice_t): Rename from latticevalue.
5826 (value): Remove. Update all users.
5827 (const_val): New local variable.
5828 (do_store_ccp): New local variable.
5829 (dump_lattice_value): Handle UNINITIALIZED.
5830 (debug_lattice_value): New.
5831 (get_default_value): Re-write.
5832 (set_lattice_value): Re-write.
5833 (def_to_varying): Remove. Update all users.
5834 (likely_value): Return VARYING for statements that make
5835 stores when STORE_CCP is false.
5836 Return VARYING for any statement other than MODIFY_EXPR,
5837 COND_EXPR and SWITCH_EXPR.
5838 (ccp_initialize): Re-write.
5839 (replace_uses_in, replace_vuse_in, substitute_and_fold):
5840 Move to tree-ssa-propagate.c.
5841 (ccp_lattice_meet): Handle memory stores when
5842 DO_STORE_CCP is true.
5843 (ccp_visit_phi_node): Likewise.
5844 (ccp_fold): Likewise.
5845 (evaluate_stmt): Likewise.
5846 (visit_assignment): Likewise.
5847 (ccp_visit_stmt): Likewise.
5848 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
5852 (do_ssa_store_ccp): New.
5853 (gate_store_ccp): New.
5854 (pass_store_ccp): Declare.
5855 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
5856 (may_propagate_copy): Reformat.
5857 Don't abort if ORIG is a virtual and DEST isn't.
5858 If NEW does not have alias information but DEST does,
5860 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
5861 copy_prop_kind, which_copy_prop): Declare.
5862 (stmt_may_generate_copy, get_copy_of_val,
5863 get_last_copy_of, set_copy_of_val, dump_copy_of,
5864 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
5865 copy_prop_visit_stmt, copy_prop_visit_phi_node,
5866 init_copy_prop, fini_copy_prop, execute_copy_prop,
5867 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
5868 store_copy_prop): New.
5869 (pass_copy_prop, pass_store_copy_prop): Declare.
5870 * tree-ssa-dom.c (struct opt_stats_d): Add fields
5871 'num_const_prop' and 'num_copy_prop'.
5872 (cprop_operand): Update them.
5873 (dump_dominator_optimization_stats): Dump them.
5874 (tree_ssa_dominator_optimize): Call update_ssa instead of
5876 (loop_depth_of_name): Declare extern.
5877 (simplify_cond_and_lookup_avail_expr): Guard against NULL
5878 values for LOW or HIGH.
5879 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
5880 (record_equivalences_from_stmt): Call expr_computes_nonzero.
5881 (cprop_operand): Only propagate if VAL != OP.
5882 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
5883 statement for renaming.
5884 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
5885 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5886 add_type_alias if necessary.
5887 Call mark_new_vars_to_rename.
5888 (tree_ssa_iv_optimize): If new symbols need to be renamed,
5889 mark every statement updated, call update_ssa and
5890 rewrite_into_loop_closed_ssa.
5891 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5892 from LIVEIN if VAR is a virtual.
5893 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5894 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5895 (get_call_expr_operands): Reformat statement.
5896 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5898 * tree-ssa-propagate.c (ssa_prop_init): Initialize
5899 SSA_NAME_VALUE for every name.
5900 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5901 get_value_loaded_by): New.
5902 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5903 substitute_and_fold): Move from tree-ssa-ccp.c.
5904 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5905 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5906 get_value_loaded_by, replace_uses_in, substitute_and_fold):
5908 * tree-ssa.c (verify_use): Fix error message.
5909 (propagate_into_addr, replace_immediate_uses, get_eq_name,
5910 check_phi_redundancy, kill_redundant_phi_nodes,
5911 pass_redundant_phi): Remove. Update all users.
5912 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5913 add_type_alias, if necessary.
5914 * tree-vectorizer.h (struct _stmt_vect_info): Update
5915 documentation for field 'memtag'.
5916 * tree-vrp.c: New file.
5917 * tree.def (ASSERT_EXPR): Define.
5918 * tree.h (ASSERT_EXPR_VAR): Define.
5919 (ASSERT_EXPR_COND): Define.
5920 (SSA_NAME_VALUE_RANGE): Define.
5921 (struct tree_ssa_name): Add field 'value_range'.
5922 (PHI_REWRITTEN): Remove.
5923 (struct tree_phi_node): Remove field 'rewritten'.
5924 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5925 -ftree-store-copy-prop): Document.
5926 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5927 Document usage of update_ssa.
5929 2005-04-08 David Edelsohn <edelsohn@gnu.org>
5932 * config/rs6000/predicates.md (altivec_register_operand): Accept
5934 (and64_operand): Do not limit CONST_INT to mask64_operand.
5935 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5936 (and_operand): Do not limit CONST_INT to mask_operand.
5938 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
5940 PR rtl-optimization/20466
5941 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5942 for overlap of the address of each list member.
5943 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5945 2005-04-08 Mike Stump <mrs@apple.com>
5947 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5949 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5952 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5954 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5956 * function.c (push_function_context_to): Don't set
5958 * function.h (function): Remove contains_functions.
5959 (current_function_contains_functions): Remove.
5961 * function.h (function): Remove instrument_entry_exit.
5962 (current_function_instrument_entry_exit): Remove.
5964 * function.h (nonlocal_labels): Remove.
5966 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5968 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5969 (check_attr_value, write_attr_get, write_expr_attr_cache,
5970 find_attr, make_internal_attr): Don't reference negative_ok or
5972 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5973 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5974 (ATTR_STATIC): Adjust the value.
5976 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5978 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
5980 * config/s390/tpf.h (ASM_SPEC): Define.
5982 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5984 * tree-flow.h: Remove the prototype for
5985 redirect_immediate_uses.
5986 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5988 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
5990 * arm.c (arm_const_double_by_parts): New function.
5991 * arm-protos.h (arm_const_double_by_parts): Add prototype.
5992 * arm.md (define_split for 64-bit constants): Add another one.
5994 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
5996 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5998 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6000 * system.h: Revert last change.
6002 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
6004 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
6005 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
6006 (TARGET_SWITCHES): Delete.
6007 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6008 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
6009 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
6010 * config/xtensa/xtensa.opt: New file.
6012 2005-04-08 Ben Elliston <bje@au.ibm.com>
6014 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6015 * config/fp-bit.h: Tidy comments.
6017 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6019 * system.h: Poison PARAMS.
6021 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6023 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6024 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6025 (TARGET_SWITCHES): Delete.
6026 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6027 * config/vax/vax.opt: New file.
6029 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6031 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6033 2005-04-07 Ian Lance Taylor <ian@airs.com>
6035 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6037 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6038 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6041 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6043 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6044 all immediate uses in PHI nodes.
6046 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6048 * arm.c (arm_const_double_inline_cost): Handle any constant by
6049 using gen_lowpart and gen_highpart_mode.
6050 (note_invalid_constants): All constants in an RTX with a constraint
6051 that permits memory are now pushed to the constant pool.
6052 (output_move_double): Delete code to handle reg to reg and
6053 constant to reg moves.
6054 (const_double_needs_minipool, output_mov_immediate): Delete.
6055 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6056 CONST_INT and CONST_VECTOR.
6057 * arm.md (ANY64): New mode macro.
6058 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6059 (movdf_soft_insn): Split reg-reg and const-reg moves.
6060 (split patterns for 64-bit constant and register moves): New.
6061 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6062 (cirrus_movdf_hard_insn): Likewise.
6063 * fpa.md (movdf_fpa): Likewise.
6064 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6065 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6067 (movv2si_internal_2): Likewise.
6068 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6069 (movdf_vfp): Likewise.
6070 * arm-protos.h (output_mov_immediate): Delete prototype.
6072 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6075 * simplify-rtx.c (simplify_unary_operation_1): Check
6076 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6078 2005-04-06 James E Wilson <wilson@specifixinc.com>
6081 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6084 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6086 * coverage.h (GCOV_TYPE_NODE): Delete.
6087 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6088 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6089 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6090 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6091 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6093 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6096 * Makefile.in (gcc.pot): Remove options.c dependency.
6097 * optc-gen.awk: Don't quote help strings with N_().
6099 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6101 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6102 the function returns a pointer type.
6104 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6106 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6107 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6108 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6109 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6110 explicit_uses members.
6111 (get_or_create_used_part_for): Initialize new fields.
6112 (fieldoff_compare): New function.
6113 (create_overlap_variables_for): Count number of fields, use
6114 heuristic to determine whether to create subvars for vars with
6116 Sort the field list by offset and avoid creating duplicate SFT's.
6118 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6120 * c.opt (-F): Remove trailing whitespace from help string.
6121 (-finput-charset): Use a tab to separate the switch name and help
6123 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6124 (-ftree-vectorizer-verbose): Likewise.
6126 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6128 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6129 a PHI argument where a use occurs instead of all PHI arguments.
6131 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6133 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6136 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6138 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6139 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6140 config/bfin/bfin.h: Fix comment typos.
6142 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6144 * doc/install.texi: Update the URL for Jacks.
6145 * doc/sourcebuild.texi: Likewise.
6147 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6150 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6151 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6153 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6155 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6157 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6159 * config/v850/v850-protos.h (override_options): Delete.
6160 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6161 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6162 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6163 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6164 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6165 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6166 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6167 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6168 (OVERRIDE_OPTIONS): Delete.
6169 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6170 (small_memory_info): Remove the value field.
6171 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6173 * config/v850/v850.c (small_memory): Remove the value field.
6174 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6175 (override_options): Delete.
6176 (v850_handle_memory_option, v850_handle_option): New functions.
6177 * config/v850/v850.opt: New file.
6179 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6181 * config.host: Add a section for generic hosts, and a subsection
6182 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6183 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6184 * config/host-darwin.h: New.
6185 * config/x-darwin: New.
6186 * config/i386/host-i386-darwin.c: New.
6187 * config/i386/x-darwin: New.
6188 * config/rs6000/host-darwin.c: Include host-darwin.h.
6189 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6190 (darwin_rs6000_gt_pch_use_address): Likewise.
6191 * config/rs6000/x-darwin: Change name of .o built, update
6192 dependencies for changes to rs6000/host-darwin.c.
6194 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6197 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6199 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6201 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6202 split_loop_exit_edge instead of loop_split_edge_with.
6204 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6206 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6207 UNSPEC_SET_VSCR): New constants, used throughout.
6209 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6211 (altivec_vspltis<VI_char>): ... this pattern, using
6212 a QImode const_int_operand for the immediate.
6213 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6216 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6219 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6221 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6223 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6225 2005-04-06 Ben Elliston <bje@au.ibm.com>
6227 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6228 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6229 macros as living in "this file" and not gcc.h.
6231 2005-04-06 Ben Elliston <bje@au.ibm.com>
6233 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6234 -ftree-live_range_split. Perhaps renamed at some point?
6236 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6239 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6240 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6242 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6244 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6245 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6246 (number_of_iterations_special): New function.
6247 (number_of_iterations_exit): Use number_of_iterations_special.
6248 Use simplify_using_outer_evolutions only at -O3.
6249 (number_of_iterations_cond, tree_simplify_using_condition,
6250 simplify_using_initial_conditions, loop_niter_by_eval,
6251 compare_trees, can_count_iv_in_wider_type_bound,
6252 simplify_using_outer_evolutions): Use fold_build.
6254 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6256 * doc/install.texi (Configuration): Document --with-java-home.
6258 2005-04-05 Richard Henderson <rth@redhat.com>
6262 * config/i386/i386.c (print_operand): Handle vector zeros.
6263 (ix86_split_to_parts): Handle CONST_VECTOR.
6264 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6265 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6266 what modes to tie for MMX and SSE registers.
6267 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6268 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6269 to vector modes as well.
6270 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6271 properly as an input mode.
6273 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6275 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6277 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6279 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6281 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6283 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6284 and local functions, set sse_nregs to 8 and float_in_sse.
6285 (function_arg_advance, function_arg): If float_in_sse, pass
6286 SFmode and DFmode arguments in SSE registers.
6287 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6289 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6290 of -funit-at-a-time.
6292 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6294 * config/i386/i386-protos.h (ix86_function_value): Accept two
6295 arguments, like the target macro.
6296 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6297 * config/i386/i386.c (ix86_function_value): Accept the second
6298 argument of the target macro.
6299 (ix86_function_ok_for_sibcall): Pass a function pointer to
6300 ix86_function_value.
6301 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6302 call to ix86_value_regno).
6303 (ix86_value_regno): Add support for returning floating point values
6306 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6308 PR tree-optimization/20076
6309 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6310 that call __builtin_return or __builtin_apply_args.
6312 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6314 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6315 Use immediate use iterator.
6316 (stmt_is_bumper_for_loop): Use immediate use iterator.
6317 * predict.c (strip_builtin_expect): Use update_stmt.
6318 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6319 on all elements of a STATEMENT_LIST.
6320 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6321 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6322 (bsi_replace): Mark stmt as modified and the update it.
6323 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6324 (expand_complex_libcal): Call update_stmt.
6325 (expand_complex_comparison): Call mark_stmt_modified.
6326 (expand_complex_operations_1): Call update_stmt_if_modified.
6327 (expand_vector_operations_1): Call mark_stmt_modified.
6328 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6329 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6330 add_immediate_use, redirect_immediate_use,
6331 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6332 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6333 (mark_new_vars_to_rename): Call update_stmt.
6334 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6335 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6337 (unmodify_stmt): Delete.
6338 (update_stmt): New. Force an update of a stmt.
6339 (update_stmt_if_modified): update a stmt if it is out of date.
6340 (get_stmt_operands): Verify stmt is NOT modified.
6341 (stmt_modified_p): Update comment.
6342 (delink_imm_use): Remove a use node from its immuse list.
6343 (link_imm_use_to_list): Link a use node to a specific list.
6344 (link_imm_use): Link a node to the correct list.
6345 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6346 it in the correct list, if appropriate.
6347 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6348 (relink_imm_use): Link a use node in place of another node in a list.
6349 (relink_imm_use_stmt): LInk a node in place of another node, and set
6351 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6352 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6353 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6354 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6355 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6356 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6357 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6358 (has_zero_uses): New. Return true if there are no uses of a var.
6359 (has_single_use): New. Return true if there is only a single use of a
6361 (single_imm_use): New. Return the simgle immediate use.
6362 (num_imm_uses): New. Return the number of immediate uses.
6363 (get_v_must_def_ops): Use is now a pointer.
6364 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6365 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6367 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6368 (delink_stmt_imm_use): Delink all immuses from a stmt.
6369 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6370 * tree-flow.h (struct dataflow_d): Delete.
6371 (immediate_use_iterator_d): New. Immediate use iterator struct.
6372 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6373 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6374 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6376 (struct stmt_ann_d): Remove dataflow_t from struct.
6377 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6378 (if_convertible_phi_p): Use FAST immuse iterator.
6379 (if_convertible_loop_p): Don't call compute_immediate_uses.
6380 (replace_phi_with_cond_modify_expr): Call update_stmt.
6381 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6382 update_stmt_if_modified.
6383 (rewrite_all_into_ssa): Initialize ssa operands.
6384 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6385 compute_immediate_uses.
6386 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6387 ssa_property is available.
6388 (execute_one_pass): Change parameters passed to execute_todo.
6389 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6390 (remove_ssa_form): Call fini_ssa_operands.
6391 (insert_backedge_copies): Delete call to modify_stmt.
6392 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6393 (release_phi_node): Delink any use nodes before releasing.
6394 (resize_phi_node): Relink any use nodes.
6395 (remove_phi_arg_num): Delink the use node.
6396 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6397 (remove_all_phi_nodes_for): Release phi node first.
6398 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6399 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6400 (scalarize_use, scalarize_copy): Call update_stmt.
6401 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6402 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6403 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6404 (ccp_initialize): Remove call to compute_immediate_uses.
6405 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6406 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6408 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6409 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6410 (eliminate_redundant_computations): Call mark_stmt_modified.
6411 (cprop_operand): Call mark_stmt_modified.
6412 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6413 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6414 (dse_optimize_stmt): Use new immuse interface.
6415 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6416 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6417 (substitute_single_use_vars): Use new immuse interface.
6418 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6419 and compute_immediate_uses.
6420 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6422 (rewrite_mem_refs): Call update_stmt.
6423 (determine_lsm): Remove call to compute_imm_uses and free_df.
6424 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6425 (try_unroll_loop_completely): Call update_stmt.
6426 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6427 (rewrite_use_compare): Call update_stmt.
6428 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6429 (rewrite_use) : Call update_stmt.
6430 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6431 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6433 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6434 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6435 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6437 (initialize_vuse_operand): New. Initialize a vuse operand.
6438 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6439 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6440 (finalize_ssa_defs): Use stmt parameter.
6441 (correct_use_link): Ensure a use node is in the correct list, and has
6442 the correct stmt pointer.
6443 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6444 finalize_ssa_v_must_defs): Also initialize use nodes.
6445 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6446 (build_ssa_operands): Seperate parsing from final operand construction.
6447 (parse_ssa_operands): New. Parse entry point for operand building.
6448 (swap_tree_operands): New. Swap 2 tree operands.
6449 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6451 (get_expr_operands): Call swap_tree_operands when needed.
6452 (copy_virtual_operands): Use initialize routines for virtual use ops.
6453 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6454 (verify_abort): New. Issue imm_use error.
6455 (verify_imm_links): New Verify imm_use links for a var.
6456 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6457 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6458 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6459 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6460 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6461 (NULL_USE_OPERAND_P) Define.
6462 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6464 (struct vuse_operand_type): New struct.
6465 (SET_USE): Call set_ssa_use_from_ptr.
6467 (PHI_ARG_INDEX_FROM_USE): Define.
6468 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6469 argument via SET_USE, not PHI_ARG_DEF_TREE.
6470 * tree-ssa-pre.c (eliminate): Call update_stmt.
6471 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6473 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6474 (nearest_common_dominator_of_uses): Use imm_use iterator.
6475 (statement_sink_location): Use imm_use iterator and interface.
6476 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6477 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6478 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6479 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6480 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6481 if new parameter is true.
6482 (init_tree_ssa): Don't initialize operand cache here.
6483 (delete_tree_ssa): Don't destroy operand cache here.
6484 (propagate_into_addr): Pass in a use pointer, return true if anything
6486 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6487 (check_phi_redundancy): Use imm_use iterator.
6488 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6490 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6491 (release_ssa_name): Delink node and all elements in its imm_use list.
6492 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6493 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6494 * tree-vectorizer.c (need_imm_uses_for): Delete.
6495 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6496 * tree.h (struct ssa_imm_use_d): Define.
6497 (SSA_NAME_IMM_USE_NODE): Define.
6498 (struct tree_ssa_name): Add imm_use node.
6500 (PHI_ARG_IMM_USE_NODE): Define.
6501 (struct phi_arg_d): Add imm_use node.
6502 (struct tree_phi_node): Remove struct dataflow_d element.
6503 (TDF_STMTADDR): Define.
6505 2005-04-05 Dale Johannesen <dalej@apple.com>
6507 * doc/invoke.texi (Optimization Options): Remove
6508 duplicate -fcse-follow-jumps. Add -fweb.
6509 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6510 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6512 2005-04-05 Per Bothner <per@bothner.com>
6514 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6515 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6516 (warn_uninit): Get EXPR_LOCUS from context now instead.
6517 This fixes a USE_MAPPED_LOCATION testsuite failure.
6519 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6521 2005-04-05 Per Bothner <per@bothner.com>
6523 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6524 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6525 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6528 2004-04-05 Devang Patel <dpatel@apple.com>
6530 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6531 (lhsr<mode>3): ... new name.
6532 (altivec_vsra<VI_char>): Rename to ..
6533 (ashr<mode>3): ... new name.
6534 * config/rs6000/rs6000.c (builtin_description): Rename shift
6537 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6539 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6540 gen_lowpart_for_combine.
6541 * cse.c (gen_lowpart_if_possible): Move...
6542 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6544 (gen_lowpart_no_emit_general): Use it.
6546 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6548 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6551 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6553 * system.h: Fix typo.
6555 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6557 * config/bfin/bfin-modes.def: New file.
6558 * config/bfin/bfin-protos.h: New file.
6559 * config/bfin/bfin.c: New file.
6560 * config/bfin/bfin.h: New file.
6561 * config/bfin/bfin.md: New file.
6562 * config/bfin/bfin.opt: New file.
6563 * config/bfin/crti.s: New file.
6564 * config/bfin/crtn.s: New file.
6565 * config/bfin/elf.h: New file.
6566 * config/bfin/lib1funcs.asm: New file.
6567 * config/bfin/predicates.md: New file.
6568 * config/bfin/t-bfin: New file.
6569 * config/bfin/t-bfin-elf: New file.
6570 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6571 Document new attributes.
6572 (interrupt, interrupt_handler, saveall): Update documentation for
6574 * doc/install.texi (Specific): Add entry for the Blackfin.
6575 * doc/invoke.texi (Blackfin Options): New section.
6576 * doc/md.texi (Blackfin family): New section to document constraints.
6577 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6579 2005-04-05 Olivier Hainque <hainque@adacore.com>
6581 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6582 match what the system unwinder expects.
6583 * config/mips/mips.c (mips_frame_set): If we're saving the return
6584 address register and the dwarf return address column number differs
6585 from the hard register number, adjust the note reg to refer to the
6588 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6590 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6591 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6592 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6593 (processor_type): New enum.
6594 (mn10300_processor): New variable.
6595 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6596 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6597 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6598 (PROCESSOR_DEFAULT): New macro.
6599 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6600 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6601 (mn10300_handle_option, mn10300_override_options): New functions.
6602 * config/mn10300/mn10300.opt: New file.
6604 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6605 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6607 PR tree-optimization/19903
6608 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6609 that don't fit in their type after conversion.
6611 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6614 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6615 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6616 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6617 flag here. Implement using define_insn_and_split.
6618 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6619 (frndintxf2_mask_pm_i387): New insn patterns.
6620 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6621 Do not set ix86_optimize_mode_switching flag.
6622 (ceilsf2, ceildf2, ceilxf2): Same.
6623 (btruncsf2, btruncdf2, btruncxf2): Same.
6624 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6626 2005-04-05 Ian Lance Taylor <ian@airs.com>
6629 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6630 i386_pe_record_external_function.
6631 (i386_pe_record_external_function): Update declaration.
6632 * config/i386/winnt.c (struct extern_list): Add decl field.
6633 (i386_pe_record_external_function): Add decl parameter.
6634 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6636 * config/i386/i386-protos.h (i386_pe_record_external_function):
6639 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
6641 * config/m68k/m68k-protos.h: Add a prototype for
6642 valid_dbcc_comparison_p_2.
6643 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6644 extend_operator, const_uint32_operand, const_sint32_operand,
6645 general_src_operand, nonimmediate_src_operand,
6646 memory_src_operand, post_inc_operand, pre_dec_operand,
6647 pcrel_address): Move to predicates to predicates.md.
6648 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6649 * config/m68k/m68k.md: Include predicates.md.
6650 * config/m68k/predicates.md: New.
6652 2005-04-04 Roger Sayle <roger@eyesopen.com>
6654 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6656 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6658 2005-04-04 Ian Lance Taylor <ian@airs.com>
6660 * c-typeck.c (struct c_switch): Rename switch_stmt field to
6662 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6663 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6664 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6665 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6666 * c-common.c (c_do_switch_warnings_1): New static function broken
6667 out of c_do_switch_warnings.
6668 (c_do_switch_warnings): Call c_do_switch_warnings_1.
6669 (c_do_switch_expr_warnings): New function.
6670 * c-common.h (c_do_switch_expr_warnings): Declare.
6672 2005-04-04 David Edelsohn <edelsohn@gnu.org>
6673 Daniel Jacobowitz <dan@codesourcery.com>
6675 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6677 * rtlanal.c (may_trap_p): Same.
6679 2005-04-04 Dale Johannesen <dalej@apple.com>
6681 * ChangeLog: remove reference to ChangeLog.12.
6683 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
6685 CRIS epilogue as RTL.
6686 * config/cris/cris.md: Change all 0 in unspec 0 to
6688 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
6689 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
6691 ("return"): Change to define_expand. Call cris_expand_return for
6693 ("*return_expanded"): New pattern.
6694 ("epilogue"): New define_expand.
6695 * config/cris/cris.h (PREDICATE_CODES): Add
6696 cris_load_multiple_op.
6697 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
6699 (enum cris_retinsn_type): New.
6700 (struct machine_function): New member return_type.
6701 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
6702 (cris_target_asm_function_epilogue): Remove, moving RTLified
6704 (cris_expand_epilogue): New function.
6705 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
6706 (cris_gen_movem_load, cris_load_multiple_op)
6707 (cris_return_address_on_stack_for_return, cris_expand_return): New
6709 (cris_target_asm_function_prologue)
6710 (cris_initial_frame_pointer_offset): Call
6711 cris_reg_saved_in_regsave_area instead of complicated expression.
6712 Call cris_return_address_on_stack instead of an expression.
6713 (cris_print_operand) <case 'o', case 'O'>: New cases.
6714 (cris_return_address_on_stack): Change return-type to bool.
6715 (cris_simple_epilogue): Ditto. Return false if registers are
6717 * config/cris/cris-protos.h (cris_simple_epilogue)
6718 (cris_return_address_on_stack): Adjust prototype return type.
6719 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
6720 (cris_return_address_on_stack_for_return): New prototypes.
6722 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6724 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6725 gpr_or_int12_operand.
6727 * config/frv/frv-protos.h: Add a prototype to
6728 frv_legitimate_memory_operand and frv_const_unspec_p.
6729 (frv_unspec): Move from frv.c.
6730 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
6731 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
6732 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
6733 gpr_or_fpr_operand, gpr_or_int12_operand,
6734 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
6735 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
6736 int6_operand, int5_operand, uint5_operand, uint4_operand,
6737 uint1_operand, int_2word_operand, uint16_operand,
6738 upper_int16_operand, integer_register_operand,
6739 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
6740 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
6741 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
6742 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
6743 move_destination_operand, movcc_fp_destination_operand,
6744 frv_function_symbol_referenced_p, move_source_operand,
6745 condexec_dest_operand, condexec_source_operand,
6746 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
6747 const_unspec_operand, gpr_or_memory_operand,
6748 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
6749 icc_operand, fcc_operand, cc_operand, icr_operand,
6750 fcr_operand, cr_operand, call_operand, sibcall_operand,
6751 symbolic_operand, relational_operator,
6752 integer_relational_operator, float_relational_operator,
6753 ccr_eqne_operator, minmax_operator,
6754 condexec_si_binary_operator, condexec_si_media_operator,
6755 condexec_si_divide_operator, condexec_si_unary_operator,
6756 condexec_sf_conv_operator, condexec_sf_add_operator,
6757 condexec_memory_operand, intop_compare_operator, acc_operand,
6758 even_acc_operand, quad_acc_operand, accg_operand: Move to
6760 * config/frv/frv.h (PREDICATE_CODES): Remove.
6761 * config/frv/frv.md: Include predicates.md.
6762 * config/frv/predicates.md: New.
6764 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6767 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
6768 * tree-ssa-loop-ivopts.c: Include langhooks.h.
6769 (add_standard_iv_candidates_for_size): New function, extracting code
6770 from add_standard_iv_candidates and parameterizing it by type size.
6771 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
6773 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6775 * system.h (GCOV_SIZE_TYPE): Unposion.
6776 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
6777 (GCOV_TYPE_SIZE): ...this new macro.
6778 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
6779 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
6780 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
6781 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
6782 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
6783 instead of unsigned_intSI_type_node.
6784 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
6785 (rtl_gen_one_value_profiler_no_edge_manipulation)
6786 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
6787 * value-prof.c: Include coverage.h.
6789 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
6790 Diego Novillo <dnovillo@redhat.com>
6792 Fix PR tree-optimization/20703
6793 Fix PR tree-optimization/20725
6795 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
6796 (create_expression_by_pieces): Ditto.
6797 (valid_in_set): Ditto. Also handle tcc_declaration.
6798 (find_or_generate_expression): Handle comparison class.
6799 (insert_into_preds_of_block): Ditto.
6800 (insert_aux): Ditto.
6801 (create_value_expr_from): Handle comparison class, recursively
6802 handle reference nodes.
6803 (compute_avail): Handle comparison classes, rewrite a little cleaner.
6804 (execute_pre): Fix spacing.
6805 (do_fre): Renamed to execute_fre.
6807 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6809 * doc/invoke.texi (SPARC options): Document that
6810 -mlittle-endian is not supported on Linux either.
6812 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6816 * config.gcc (Obsolete configurations): Remove
6817 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
6818 (sparclite-*-coff*): Delete.
6819 (sparclite-*-elf*): Likewise.
6820 (sparc86x-*-elf*): Likewise.
6821 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
6822 * config/sparc/lite.h: Delete.
6823 * config/sparc/litecoff.h: Likewise.
6824 * config/sparc/liteelf.h: Likewise.
6825 * config/sparc/sp86x-elf.h: Likewise.
6826 * config/sparc/t-sparclite: Likewise.
6827 * config/sparc/t-sp86x: Likewise.
6829 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
6831 * config/s390/s390-protos.h: (s390_comparison,
6832 s390_alc_comparison, s390_slb_comparison, const0_operand,
6833 consttable_operand, larl_operand, s_operand,
6834 shift_count_operand, bras_sym_operand, load_multiple_operation,
6835 store_multiple_operation, s390_plus_operand): Remove prototypes.
6836 (s390_legitimate_address_without_index_p): New prototype.
6837 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
6839 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
6840 const0_operand, consttable_operand, larl_operand, s_operand,
6841 shift_count_operand, bras_sym_operand, load_multiple_operation,
6842 store_multiple_operation, s390_plus_operand): Move to
6844 (check_mode): Remove.
6845 (s390_branch_condition_mask): Remove 'static'. Move prototype to
6847 (s390_legitimate_address_without_index_p): New.
6848 * config/s390/s390.h (PREDICATE_CODES): Remove.
6849 * config/s390/s390.md: Include predicates.md.
6850 * config/s390/predicates.md: New.
6852 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6855 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
6856 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
6857 (NEED_INDICATE_EXEC_STACK): Define to 1.
6858 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
6859 (NEED_INDICATE_EXEC_STACK): Define to 1.
6860 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
6861 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
6862 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
6863 (pic_helper_emitted_p): New global.
6864 (emit_pic_helper): New function extracted from...
6865 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
6866 Do not call emit_pic_helper if delay_pic_helper is true.
6867 (sparc_expand_prologue): Pass 'false' to load_pic_register.
6868 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
6869 (sparc_file_end): New function.
6871 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6873 * config/mcore/mcore-protos.h: Remove the prototypes for
6874 mcore_arith_reg_operand, mcore_general_movsrc_operand,
6875 mcore_general_movdst_operand, mcore_reload_operand,
6876 mcore_arith_J_operand, mcore_arith_K_operand,
6877 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
6878 mcore_arith_K_S_operand, mcore_arith_imm_operand,
6879 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6880 mcore_literal_K_operand, mcore_addsub_operand,
6881 mcore_compare_operand, mcore_load_multiple_operation,
6882 mcore_store_multiple_operation, mcore_call_address_operand.
6883 Add a prototype for const_ok_for_mcore.
6884 * config/mcore/mcore.c (mcore_call_address_operand,
6885 mcore_general_movsrc_operand, mcore_general_movdst_operand,
6886 mcore_arith_reg_operand, mcore_reload_operand,
6887 mcore_arith_J_operand, mcore_arith_K_operand,
6888 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6889 mcore_arith_M_operand, mcore_arith_imm_operand,
6890 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6891 mcore_literal_K_operand, mcore_addsub_operand,
6892 mcore_compare_operand, mcore_load_multiple_operation,
6893 mcore_store_multiple_operation): Move to predicates.md.
6894 (const_ok_for_mcore): Export.
6895 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6896 * config/mcore/mcore.md: Include predicates.md.
6897 * config/mcore/predicates.md: New.
6899 * config/mcore/predicates.md: Fix a comment typo.
6901 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
6902 Adrian Straetling <straetling@de.ibm.com>
6904 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6905 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6906 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6908 ("imul"): Removed from "type" attribute.
6909 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6910 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6911 Changed type to imulsi.
6912 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6914 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6916 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6917 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6918 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6919 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6920 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6921 (TARGET_SWITCHES, mcore_stack_increment_string)
6922 (TARGET_OPTIONS): Delete.
6923 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6924 than *_BIT constants.
6925 (TARGET_8ALIGN): #undef old definition before redefining to 1.
6926 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6927 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6928 (mcore_override_options): Delete mcore_stack_increment code.
6929 Change use of M340_BIT to MASK_M340.
6930 * config/mcore/mcore.opt: New file.
6932 2005-04-04 Ian Lance Taylor <ian@airs.com>
6934 * config/arm/arm.c (replace_symbols_in_block): Remove static
6937 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6939 * config/fr30/fr30-protos.h: Remove the prototypes for
6940 stack_add_operand, add_immediate_operand,
6941 high_register_operand, low_register_operand, call_operand,
6942 di_operand, and nonimmediate_di_operand.
6943 * config/fr30/fr30.c (stack_add_operand,
6944 add_immediate_operand, high_register_operand,
6945 low_register_operand, call_operand, di_operand,
6946 nonimmediate_di_operand): Move to predicates.md.
6947 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6948 * config/fr30/fr30.md: Include predicates.md.
6949 * config/fr30/predicates.md: New.
6951 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6952 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
6953 mcore_call_address_operand.
6955 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6956 general_movsrc_operand.
6958 2005-04-04 Alan Modra <amodra@bigpond.net.au>
6960 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6963 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
6966 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6969 2005-04-04 Richard Henderson <rth@redhat.com>
6970 Jakub Jelinek <jakub@redhat.com>
6972 PR rtl-optimization/16104
6973 * fold-const.c (fold_unary): Fix folding of vector conversions.
6975 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6977 * config.gcc (xstormy16-*-elf): Set extra_options.
6978 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6979 * config/stormy16/stormy16.opt: New file.
6981 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6983 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6984 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6985 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6986 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6987 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6988 (TARGET_UNIX_ASM): Delete.
6989 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6990 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6991 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6992 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6993 * config/pdp11/pdp11.opt: New file.
6995 2005-04-03 Roger Sayle <roger@eyesopen.com>
6996 Alexandre Oliva <aoliva@redhat.com>
6999 * fold-const.c (non_lvalue): Split tests into...
7000 (maybe_lvalue_p): New function.
7001 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
7002 C++ front-end prior to lowering into gimple form.
7004 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7006 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
7007 BUILT_IN_STRNCASECMP): New.
7008 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
7011 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
7014 * arm.md (addsi3_compare0_for_combiner): Delete.
7015 (addsi3_compare0_scratch_for_combiner): Delete.
7016 (cmpsi_neg_shiftsi): Delete.
7017 (compare_negsi_si): New pattern.
7018 (cmpsi_negshiftsi_si): New pattern.
7019 (negated_cbranchsi4): Restrict to equality_operator.
7021 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7024 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7026 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7029 * doc/install.texi: Fix a typo.
7031 2005-04-03 Steven Bosscher <stevenb@suse.de>
7034 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7035 a computed goto if the edge to the computed goto block has
7036 incoming abnormal edges. Clarify how the function works.
7038 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7040 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7041 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7042 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7043 hash_scan_set, reg_set_between_after_reload_p,
7044 reg_used_between_after_reload_p, get_avail_load_store_reg,
7045 eliminate_partially_redundant_load): Likewise.
7046 * postreload.c (reload_cse_simplify_set,
7047 reload_combine_note_use): Likewise.
7048 * predict.c (predict_insn, expected_value_to_br_prob,
7049 propagate_freq, expensive_function_p): Likewise.
7050 * print-rtl.c (print_rtx): Likewise.
7051 * profile.c (instrument_edges, instrument_values,
7052 compute_branch_probabilities, branch_prob, union_groups,
7053 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7054 * protoize.c (in_system_include_dir, file_could_be_converted,
7055 file_normally_convertible, gen_aux_info_file, seek_to_line,
7056 do_cleaning): Likewise.
7057 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7058 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7059 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7061 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7063 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7064 * modulo-sched.c (undo_replace_buff_elem): New structure.
7065 (kernel_number_of_cycles, ps_unschedule_node,
7066 undo_generate_reg_moves,free_undo_replace_buff,
7067 undo_permute_partial_schedule, loop_single_full_bb_p,
7068 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7069 build_loops_structure, get_sched_window): New.
7070 (generate_reg_moves): Return undo_replace_buff_elem and other
7072 (generate_prolog_epilog): Remove old loop versioning.
7073 (sms_schedule): Use loop information and loop_version.
7074 (sms_schedule_by_order): Split part of it to get_sched_window.
7075 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7076 cfg_layout_finalize and free_dominance_info before/after SMS.
7078 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7080 * cfghooks.c (lv_flush_pending_stmts,
7081 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7082 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7083 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7084 lv_add_condition_to_bb,
7085 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7086 flush_pending_stmts): New in cfg_hooks structure.
7087 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7088 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7089 lv_add_condition_to_bb): New declarations.
7090 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7092 (loop_version): Declare.
7093 * cfgloopmanip.c (cfghooks.h): Include.
7094 (duplicate_loop_to_header_edge): Change return type to bool.
7095 (loop_version, lv_adjust_loop_entry_edge): Move here.
7096 * cfgrtl.c (cfgloop.h): Include.
7097 (rtl_verify_flow_info_1): Fix.
7098 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7099 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7101 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7102 tree_lv_add_condition_to_bb): New.
7103 (tree_cfg_hooks): Add new hooks to initialization.
7104 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7105 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7107 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7109 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7110 xstormy16_below100_or_register,
7111 xstormy16_splittable_below100_or_register, and
7112 nonimmediate_nonstack_operand.
7114 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7115 xstormy16_ineqsi_operator, equality_operator,
7116 inequality_operator, shift_operator,
7117 xstormy16_below100_operand, xstormy16_below100_or_register,
7118 xstormy16_splittable_below100_or_register,
7119 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7120 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7121 equality_operator, inequality_operator,
7122 xstormy16_below100_operand, xstormy16_below100_or_register,
7123 xstormy16_splittable_below100_or_register,
7124 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7125 nonimmediate_nonstack_operand, shift_operator): Move to
7127 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7128 * config/stormy16/stormy16.md: Include predicates.md.
7129 * config/stormy16/predicates.md: New.
7131 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7133 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7134 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7135 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7136 move_operand, power_of_2_operand): Move to predicates.md.
7137 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7138 PREDICATE_CODE): Remove.
7139 * config/iq2000/iq2000.md: Include predicates.md.
7140 * config/iq2000/predicates.md: New.
7142 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7144 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7145 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7146 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7147 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7148 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7149 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7150 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7151 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7152 (TARGET_M68HC11): Delete.
7153 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7154 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7155 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7156 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7157 (nb_soft_regs): Delete.
7158 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7159 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7160 and MASK_M6812 being set simultaneously. Change the code that sets
7161 the default m68hc11_soft_reg_count to use integers instead of strings.
7162 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7163 m68hc11_soft_reg_count (which now has an int type) as the number
7165 * config/m68hc11/m68hc11.opt: New file.
7167 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7169 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7170 fp_displacement_operand, sp_displacement_operand.
7172 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7174 Remove the prototypes for tst_operand, cmp_operand,
7175 stack_register_operand, d_register_operand,
7176 hard_addr_reg_operand, splitable_operand,
7177 m68hc11_logical_operator, m68hc11_arith_operator,
7178 m68hc11_non_shift_operator, m68hc11_shift_operator,
7179 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7180 non_push_operand, hard_reg_operand, and
7181 reg_or_some_mem_operand.
7182 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7184 (tst_operand, cmp_operand, non_push_operand,
7185 splitable_operand, reg_or_some_mem_operand,
7186 stack_register_operand, d_register_operand,
7187 hard_addr_reg_operand, hard_reg_operand,
7188 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7189 m68hc11_arith_operator, m68hc11_non_shift_operator,
7190 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7192 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7193 * config/m68hc11/m68hc11.md: Include predicates.md.
7194 * config/m68hc11/predicates.md: New.
7196 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7199 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7200 change checked in along with 2005-03-03's patch for debug/20253.
7201 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7202 (remap_decl): Insert type decl in map earlier.
7204 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7206 PR tree-optimization/20640
7207 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7208 post-dominator if it has phi nodes.
7209 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7210 before dead statements.
7212 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7215 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7217 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7219 PR rtl-optimization/20290
7220 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7221 in every iteration if the entry point is the exit test.
7223 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7225 * config/cris/cris.md (attribute "length"): Define.
7227 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7229 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7230 (word_offset_memref_operand): New.
7231 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7232 (indexed_or_indirect_operand): Delete.
7233 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7234 (indexed_or_indirect_operand): Delete.
7236 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7239 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7242 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7243 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7245 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7247 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7249 2005-04-01 Ian Lance Taylor <ian@airs.com>
7251 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7252 (rus, prus): Remove static variables.
7253 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7254 (process_command): Permit report_times and use_pipes together.
7256 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7258 * c-decl.c (validate_proto_after_old_defn): Look at
7259 TYPE_MAIN_VARIANT of argument types.
7261 2005-04-01 Paul Brook <paul@codesourcery.com>
7263 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7264 (arm_output_function_epilogue): Allow call_via_SP.
7265 (thumb_call_via_reg, arm_file_end): Ditto.
7266 * config/arm/arm.h (struct machine_function): Include space for SP.
7267 (thumb_call_via_label): Update declaration.
7269 2005-04-01 Ian Lance Taylor <ian@airs.com>
7271 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7272 doing a peephole optimization, once again put any notes in the
7275 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7277 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7279 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7281 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7282 (block_alloc, find_free_reg): Likewise.
7283 * loop-doloop.c (doloop_modify): Likewise.
7284 * loop-invariant.c (record_use): Likewise.
7285 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7286 get_iv_value, canon_condition, eliminate_implied_condition,
7287 eliminate_implied_condition, simplify_using_initial_values,
7288 shorten_into_mode, canonicalize_iv_subregs,
7289 iv_number_of_iterations): Likewise.
7290 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7291 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7292 unswitch_loop): Likewise.
7293 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7294 move_movables, replace_call_address, find_and_verify_loops,
7295 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7296 record_giv, final_giv_value, general_induction_var,
7297 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7298 loop_giv_dump): Likewise.
7300 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7301 GCOV_CHECK_WRITING): Remove.
7302 (gcov_position, gcov_rewrite): Use gcc_assert.
7303 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7304 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7305 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7308 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7310 * tree-inline.c: Fix a typo.
7312 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7314 * configure.ac (enable-checking): Explicitly set all variables for
7315 collective switch values. Alphabetize variables. Rename
7316 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7318 * doc/install.texi (enable-checking): Update documentation.
7319 * configure: Rebuilt.
7321 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7323 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7326 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7328 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7329 Also reject cases where this pattern will cause load delay stalls
7330 unless optimizing for size and it will produce a shorter sequence.
7331 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7332 variants to avoid pre-adjusting the base when possible.
7334 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7336 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7337 the frame and argument pointers.
7338 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7339 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7340 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7341 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7342 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7343 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7345 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7347 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7348 with entry for selectany attribute.
7349 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7351 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7352 (i386_pe_asm_named_section): Handle sections generated by
7353 selectany attribute.
7354 * doc/extend.texi (selectany): Document attribute.
7356 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7357 Jan Hubicka <jh@suse.cz>
7359 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7360 to fix addresses involving EBP and ESP.
7361 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7362 for SUBREGed registers.
7363 (legitimate_address_p): Accept SUBREGed registers.
7365 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7368 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7369 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7372 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7374 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7376 2005-04-01 James E Wilson <wilson@specifixinc.com>
7379 * dwarf2out.c (rtl_for_decl_init): New function.
7380 (rtl_for_decl_location): Extracted from here.
7381 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7382 add_const_value_attribute. Delete initializer_constant_valid_p call.
7384 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7386 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7387 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7388 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7389 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7390 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7391 config/i386/i386.md, config/rs6000/predicates.md,
7392 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7393 config/s390/s390.c, config/stormy16/stormy16.c,
7394 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7397 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7400 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7401 COND_EXPR and CALL_EXPR.
7403 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7406 * genautomata.c (first_cycle_unit_presence): Check all alternative
7407 states for unit presence.
7409 * doc/md.texi: Remove remark about impossibility to query unit
7410 presence in non nondeterministic automaton state.
7412 * config/ia64/ia64.c (get_template): Change order of unit querying.
7414 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7416 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7419 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7421 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7422 flag for edges outside any loops.
7424 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7426 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7428 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7430 * tree-ssa-alias.c: Follow spelling conventions.
7431 * doc/tree-ssa.texi: Fix a typo.
7433 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7435 * postreload-gcse.c: Include target.h.
7436 (gcse_after_reload_main): Return early if we cannot modify jumps.
7437 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7439 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7441 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7442 expensive operations.
7444 2005-03-31 Ian Lance Taylor <ian@airs.com>
7446 * collect2.c (lderrout): New variable.
7447 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7448 if it is set, to stderr.
7449 (handler): Unlink lderrout if it is set.
7450 (dump_file): Add "to" parameter. Change all callers.
7451 (main): Initialize lderrout.
7452 (collect_execute): Add errname parameter. Change all callers.
7453 Rename redir parameter to outname. Never pass
7454 PEX_STDERR_TO_STDOUT to pex_run.
7455 * collect2.h (collect_execute, dump_file): Update declarations.
7456 * tlink.c (tlink_execute): Add errname parameter. Change all
7458 (do_tlink): Check lderrout as well as ldout.
7460 2005-03-31 Caroline Tice <ctice@apple.com>
7462 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7463 (bb-reorder.o): Add errors.h to list of requirements.
7464 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7465 profiledbootstrap flags.
7466 * bb-reorder.c (errors.h): Add new include.
7467 (struct bbro_basic_block_data_def): Add new field, in_trace.
7468 (add_unlikely_executed_notes): Remove function.
7469 (mark_bb_for_unlikely_executed_section): Remove function.
7470 (insert_section_boundary_note): New function.
7471 (verify_hot_cold_block_grouping): New function.
7472 (push_to_next_round_p): Remove variables and tests that push all
7473 cold blocks to last round.
7474 (find_traces): Remove code that added extra round of trace finding
7475 when doing partitioning.
7476 (find_traces_1_round) : Remove variable last_round; add code to
7477 update new struct field, in_trace; correct trace_length where it was
7478 incorrect before (after call to copy_bb); change code that pushed all
7479 cold blocks to last round. Instead verify that all blocks going into
7480 a trace belong in the same partition.
7481 (connect_traces): Modify to connect the traces in two passes, if the
7482 function contains both hot and cold blocks. The first pass connects
7483 all the traces for blocks in the partition that the first block in
7484 the function belongs to; the second pass connnects all the traces
7485 containing blocks that belong in the other partition.
7486 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7487 code that automatically put the first block in a function into the
7488 hot partition if the function had any hot blocks.
7489 (fix_crossing_unconditional_branches): Check number of succ edges
7490 before attempting to get one.
7491 (fix_edges_for_rarely_executed_code): Update comment describing
7493 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7494 remove call to add_unlikely_executed_notes; add call to
7495 verify_hot_cold_block_grouping.
7496 (duplicate_computed_gotos): Don't change computed goto if it's a
7498 (partition_hot_cold_basic_blocks): Update function comment.
7499 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7501 (try_forward_edges): Likewise.
7502 (merge_blocks_move_predecessor_nojumps): Likewise.
7503 (merge_blocks_move_successor_nojumps): Likewise.
7504 (merge_blocks_move): Likewise.
7505 (try_crossjump_bb): Likewise.
7506 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7507 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7508 notes to cold bb's; remove call to update_unlikely_executed_notes.
7509 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7510 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7511 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7512 function declaration.
7513 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7515 (rtl_can_merge_blocks): Remove redundancy from condition.
7516 (try_redirect_by_replacing_jump): Likewise.
7517 (force_nonfallthru_and_redirect): Remove code for adding
7518 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7519 (commit_one_edge_insertion): Likewise.
7520 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7521 * dbxout.c (FORCE_TEXT): Replace function_section with
7522 current_function_section.
7523 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7524 function, switch_text_section.
7525 (struct xcoff_debug): Likewise.
7526 (dbxout_function_end): Add code to put out label diffs for both
7527 hot and cold sections.
7528 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7529 for new debug_hooks funciton, switch_text_section..
7530 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7531 switch_text_section.
7532 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7533 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7534 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7535 dw_fde_switched_sections.
7536 (output_call_frame_info): Add test to see if function switches text
7537 sections in the middle; if so, use appropriate extra hot and cold
7538 section labels to compute size deltas for the hot and cold sections.
7539 (dwarf2out_begin_prologue): Add code to initialize new fields in
7541 (dwarf2out_switch_text_section): New function (invoked through
7542 debug_hook); updates new fields in dw_fde_struct appropriately and
7543 increments separate_line_info_table_in_use.
7544 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7545 dwarf2out_switch_text_section.
7546 (struct var_loc_node): Add new field, section_label.
7547 (output_aranges): Add code to check whether in hot or cold section and
7548 use the appropriate label in calculating deltas.
7549 (output_ranges): Likewise.
7550 (output_line_info): Add code to check which section we're in and
7551 use appropriate hot/cold label.
7552 (add_location_or_constant_value_attribute): Likewise.
7553 (gen_subprogam_die): Modify arange attributes to use correct labels.
7554 (dwarf2out_begin_block): Change call to function_section into call to
7555 current_function_section.
7556 (dwarf2out_end_block): Likewise.
7557 (dwarf2out_source_line): Likewise.
7558 (dwarf2out_var_location): Add code to check whether in hot or cold
7559 section and use the appropriate label.
7560 * except.c (output_function_exception_table): Change call to
7561 function_section into call to current_function_section.
7562 * final.c (profile_function): Likewise.
7563 (scan_ahead_for_unlikely_executed_note): Remove function.
7564 (final_scan_insn): Remove calls to
7565 scan_ahead_for_unlikely_executed_note, and related code for switching
7566 to cold section, except for the single time
7567 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7568 debug_hooks->switch_text_sections; replace appropriate calls to
7569 function_section with calls to current_function_section.
7570 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7571 test_bb to condition.
7572 (find_if_case_2): Likewise.
7573 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7574 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7575 * opts.c (decode_options): Change warning about hot/cold partitioning
7576 with exceptionss to inform (so as not to cause bootstrap failures);
7577 remove warning about partitioning with DWARF debug info.
7578 * output.h (current_function_section): Add new function decl.
7579 (insert_section_boundary_note): Likewise.
7580 (enum in_section): Move this declaration here from varasm.c.
7581 (unlikely_section_label): Likewise.
7582 (unlikely_text_section_name): Likewise.
7583 (last_text_section_name): New global variable.
7584 (last_text_section): Likewise.
7585 (hot_section_label): Likewise.
7586 (hot_section_end_label): Likewise.
7587 (cold_section_end_label): Likewise.
7588 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7589 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7590 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7591 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7592 insn from consideration.
7593 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7594 switch_text_section.
7595 * varasm.c (basic-block.h): Add new include.
7596 (unlikely_section_label_printed): Remove global variable.
7597 (unlikely_section_label): Make global variable not be static any more.
7598 (unlikely_text_section_name): Likewise.
7599 (hot_section_end_label): New global variable (not static)
7600 (first_function_block_is_cold): Likewise.
7601 (hot_section_label): Likewise.
7602 (cold_section_end_label): Likewise..
7603 (last_text_section): New global variable, not static.
7604 (last_text_section_name): New global variable, not static.
7605 (initialize_cold_section_name): New function.
7606 (enum in_section): Move declaration to output.h.
7607 (text_section): Update last_text_section.
7608 (unlikely_text_section): Replace code to determine cold section name
7609 with call to initialize_cold_section_name; Add code to update
7610 last_text_section; remove code for printing out label.
7611 (named_section_real): Add code to update last_text_section and
7612 last_text_section_name as appropriate.
7613 (function_section): Change test for 'unlikely' to depend on
7614 first_function_block_is_cold (moved old test to
7615 current_function_section).
7616 (current_function_section): New function.
7617 (assemble_start_function): Move code that frees
7618 unlikely_text_section_name; initialize hot_section_end_label;
7619 print hot and cold section labels at the start of the function;
7620 set first_function_block_is_cold, if appropriate; initialize l
7621 ast_text_section; add call to insert_section_boundary_note.
7622 (assemble_end_function): Add code to write out hot and cold section
7624 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7625 switch_text_section.
7626 * config/darwin.c (machopic_select_section): Replace incorrect
7627 function in base_funs; update reloc for cold sections if necessary.
7628 * config/darwin.h (SECTION_FUNCTION): Add code to update
7629 last_text_section if appropriate.
7630 (text_unlikely_section): Remove.
7631 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7632 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7633 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7634 partitioning for this architecture.
7636 2005-03-31 Olivier Hainque <hainque@adacore.com>
7638 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7639 defined and non-zero.
7641 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
7644 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7647 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7650 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7651 label operand. Remove (use (unspec..)). Don't emit a label on
7653 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7654 generate inline label for load_toc_v4_PIC_1b.
7655 (rs6000_emit_load_toc_table): Likewise.
7657 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7659 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7660 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7662 2005-03-29 Devang Patel <dpatel@apple.com>
7664 * tree-sra.c (decide_block_copy): Disable scalarization of
7667 2005-03-30 Stuart Hastings <stuart@apple.com>
7668 Dale Johannesen <dalej@apple.com>
7670 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
7671 * print-tree.c (print_node): Add case STATEMENT_LIST.
7673 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7675 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7676 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
7677 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
7678 is given with "powerpc64*" or "all", or when --with-cpu chooses
7681 2005-03-30 James E. Wilson <wilson@specifixinc.com>
7684 * dwarf2out.c (add_high_low_attributes): New function, extracted from
7685 gen_lexical_block_die.
7686 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
7688 2005-03-31 Jan Hubicka <jh@suse.cz>
7690 2004-11-02 Jan Hubicka <jh@suse.cz>
7692 * cgraph.c (cgraph_varpool_node_name): New function.
7693 (dump_cgraph_varpool_node): New function.
7694 (dump_varpool): New function.
7695 * cgraphunit.c (cgraph_optimize): Dump varpool.
7697 2004-10-16 Jan Hubicka <jh@suse.cz>
7699 * cgraph.c (decide_is_variable_needed): New function.
7700 (cgraph_varpool_finalize_decl): Use it.
7701 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
7703 * final.c (output_addr_const): Do not call mark_referenced.
7704 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
7705 always go via cgraph.
7706 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
7707 (check_global_declarations): Ifdef out code clearing DECL_RTL.
7708 * tree-optimize.c (execute_inline): Mark functions called.
7709 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
7711 2004-10-11 Jan Hubicka <jh@suse.cz>
7713 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
7714 (cgraph_varpool_last_needed_node): New static variable.
7715 (enqueue_needed_varpool_node): Break out from ...; add items to the
7716 end of queue; update first pointers.
7717 (cgraph_varpool_mark_needed_node): ... here.
7718 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
7719 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
7720 * cgraph.h (cgraph_varpool_node): Add analyzed field.
7721 (cgraph_varpool_first_unanalyzed_node): Declare.
7722 * cgraphunit.c: Include output.h.
7723 (cgraph_varpool_analyze_pending_decls): New function.
7724 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
7725 for errors, analyze pending decls.
7726 (cgraph_finalize_compilation_unit): Only analyze decls.
7727 (cgraph_optimize): Assemble the decls after expanding.
7729 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
7731 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
7732 subvars get marked properly in tags for grouping.
7733 (add_pointed_to_var): Mark only actual pointed to
7734 variables/subvars in addresses needed.
7735 (create_overlap_variables_for): Clear call clobbered on original
7737 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
7738 addresable vars with subvars into list.
7739 * tree-ssa.c (verify_ssa_name): Verify original is not used where
7742 2005-03-30 Richard Henderson <rth@redhat.com>
7744 * cgraph.h (struct cgraph_node): Add alias.
7745 * varasm.c (assemble_alias): Set it.
7746 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
7747 avoid calling cgraph_expand_function.
7749 2005-03-30 Tom Tromey <tromey@redhat.com>
7751 * tree.def (FILE_TYPE): Removed.
7752 * typeclass.h (enum type_class): Removed file_type_class.
7753 * dwarf2out.c (is_base_type): Updated.
7754 (gen_type_die): Likewise.
7755 * dbxout.c (dbxout_type): Updated.
7756 * builtins.c (type_to_class): Updated.
7757 * tree.c (type_contains_placeholder_1): Updated.
7758 * config/sparc/sparc.c (sparc_type_code): Updated.
7759 * config/ia64/ia64.c (hfa_element_mode): Updated.
7760 * expr.c (count_type_elements): Updated.
7761 * stor-layout.c (layout_type): Updated.
7762 * tree-inline.c (remap_type): Updated.
7763 * tree-pretty-print.c (dump_generic_node): Updated.
7765 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
7767 * builtins.c (expand_builtin_powi): Fix mode of
7768 2nd argument to match int.
7769 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
7770 2nd argument type to int.
7771 * libgcc2.c: Change prototype of __powi* functions to use
7774 2005-03-30 Dale Johannesen <dalej@apple.com>
7777 * calls.c (expand_call): Flush pending deferrals before
7780 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7784 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
7785 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
7786 c_label_context, label_context_stack): New.
7787 * c-decl.c (define_label): Check for jumps into statement
7788 expressions. Add label to list of defined labels.
7789 (start_function): Push context on label_context_stack.
7790 (finish_function): Pop context from label_context_stack.
7791 * c-typeck.c (label_context_stack): New.
7792 (c_finish_goto_label): Check for jumps into statement
7793 expressions. Add label to list of jumped to labels.
7794 (struct c_switch): Add blocked_stmt_expr.
7795 (c_start_case): Initialize it.
7796 (do_case): Check it.
7797 (c_finish_case): Verify !blocked_stmt_expr.
7798 (c_begin_stmt_expr): Push context on label_context_stack.
7799 Increment blocked_stmt_expr. Mark labels jumped to from outside
7801 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
7802 defined in the statement expression and no longer jumpable to.
7803 Mark labels jumped to from just outside the statement expression
7804 as again definable. Pop context from label_context_stack.
7805 * doc/extend.texi (Statement Exprs): Update.
7807 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7810 * c-decl.c (start_function): Check for old_decl being
7813 2005-03-30 Ian Lance Taylor <ian@airs.com>
7815 * final.c (final): Remove prescan parameter. Change all callers.
7816 (final_scan_insn): Remove prescan parameter. Change all callers.
7818 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
7820 * tree-vectorizer.c: Fix comment typos.
7822 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
7824 * tree-scalar-evolution.c (instantiate_parameters_1): Return
7825 as soon as a chrec_dont_know is detected.
7827 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
7829 Merge from csl-arm-branch.
7830 2004-02-12 Mark Mitchell <mark@codesourcery.com>
7832 * tlink.c (recompile_files): Do not assume that "rename" can
7833 overwrite an existing file.
7835 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
7837 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
7838 * gcc/configure: Regenerate.
7840 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7842 * doc/install.texi: Update binutils requirement for powerpc*-linux.
7844 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
7846 * calls.c (struct arg_data): Update "partial" comment.
7847 (load_register_parameters): Update "nregs" comment.
7849 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7851 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
7852 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
7853 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
7854 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
7855 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
7856 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
7857 than target_flags & 0.
7858 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
7859 (iq2000_arch, iq2000_parse_cpu): Delete.
7860 (TARGET_HANDLE_OPTION): Override default.
7861 (iq2000_handle_option): New function.
7862 (override_options): Remove -march= and -mcpu= handling.
7863 * config/iq2000/iq2000.opt: New file.
7865 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7867 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
7868 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
7869 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
7870 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
7871 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
7872 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
7873 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
7874 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
7875 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
7876 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
7877 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
7878 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
7879 (c4x_rpts_cycles_string, c4x_cpu_version_string)
7880 (TARGET_OPTIONS): Delete.
7881 (c4x_rpts_cycles, c4x_cpu_version): Declare.
7882 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
7883 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
7884 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
7885 (c4x_cpu_version_string): Delete.
7886 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7887 (c4x_handle_option): New function. Map -m3x and -m4x options to the
7888 equivalent -mcpu= option.
7889 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7890 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7891 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7892 or clearing the appropriate MASK_* bit.
7893 (c4x_file_start): Use c4x_cpu_version.
7894 * config/c4x/c4x.opt: New file.
7896 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7898 * doc/options.texi: Document the new MaskExists flag.
7899 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7900 if the option has the MaskExists flag.
7902 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7904 * opt-functions.awk (flag_set_p, test_flag): New functions.
7905 (switch_flags): Use them.
7906 * opth-gen.awk: Use flag_set_p to check for flags.
7907 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
7909 2005-03-30 Ian Lance Taylor <ian@airs.com>
7911 * config.host (i[34567]86-*-mingw32*): Don't set
7912 host_can_use_collect2 to no.
7914 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7917 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7918 Remove convert_memory_address call duplicating that in memory_address.
7920 2005-03-29 Richard Henderson <rth@redhat.com>
7923 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7924 (build_compound_literal): Likewise. Propagate decl type into the
7926 (finish_decl): Likewise. Use new return value from complete_array_type
7927 for zero sized arrays.
7928 (complete_array_type): Move ...
7929 * c-common.c (complete_array_type): ... here. Change first argument
7930 to pointer-to-type-node. Consistently use sizetype for the index
7931 except for zero sized arrays. Detect zero sized arrays for pedantic
7932 mode diagnostics. Create a new type node instead of modifying the
7934 * c-tree.h (complete_array_type): Move decl ...
7935 * c-common.h (complete_array_type): ... here.
7937 2005-03-29 Richard Henderson <rth@redhat.com>
7940 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7942 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
7944 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7945 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7946 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7947 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7949 2005-03-29 Eric Christopher <echristo@redhat.com>
7951 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7952 truthvalue conversion removal.
7954 2005-03-29 Ian Lance Taylor <ian@airs.com>
7957 * collect2.c: Never include <vfork.h>.
7958 (VFORK_STRING, vfork): Don't define.
7959 (pid): Remove global variable.
7960 (handler): Call raise instead of kill (getpid(), ...).
7961 (collect_wait): Add pex parameter. Change all callers. Use
7962 pex_get_status rather than pwait.
7963 (do_wait): Add pex parameter. Change all callers.
7964 (collect_execute): Return struct pex_obj * rather than void. Use
7965 pex routines rather than pexecute.
7966 (fork_execute): Get pex_obj from collect_execute, and pass it to
7968 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7969 Only declare quit_handler if SIGQUIT is defined.
7970 (scan_libraries): Likewise.
7971 * collect2.h (collect_execute): Update declaration.
7972 (collect_wait): Update declaration.
7973 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7974 pass it to collect_wait.
7976 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
7979 * c-parser.c (c_parser_compound_statement_nostart): Give error
7980 message for EOF instead of just setting parser->error.
7982 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
7984 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7985 (slpeel_update_phi_nodes_for_guard1): New function.
7986 (slpeel_update_phi_nodes_for_guard2): New function.
7987 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7988 of slpeel_update_phi_nodes_for_guard.
7989 (vectorize_loops): Remove call to loop_closed_rewrite.
7990 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7993 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
7995 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7996 (TARGET_LITTLE_ENDIAN): New macro.
7997 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7998 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7999 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8000 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
8001 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
8002 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
8003 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
8004 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
8005 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
8006 (TARGET_OPTIONS): Delete.
8007 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
8008 (CACHE_FLUSH_TRAP): Turn into an integer.
8009 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
8010 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
8011 -mflush-trap is in use.
8012 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
8013 (m32r_cache_flush_trap_string): Delete.
8014 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8015 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8016 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8017 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8018 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8019 -mmodel= and -msdata= handling from...
8020 (m32r_init): ...here.
8021 * config/m32r/m32r.opt: New file.
8023 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8025 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8026 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8027 * tree-vect-analyze.c (vect_object_analysis): additional parm
8028 pass back a "struct ptr_info_def *" with the points-to info.
8029 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8030 statement using info returned from vect_object_analysis.
8031 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8032 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8033 for virtual uses and defs when creating a replacement vector
8034 reference. Call duplicate_ssa_name_ptr_info to define points-to
8035 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8036 (vectorizable_store): copy_virtual_operands and update
8037 definition statements.
8038 (vectorizable_load): copy_virtual_operands. Remove call to
8039 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8040 * tree-vectorizer.c (vectorize_loops): Remove calls to
8041 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8042 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8043 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8044 define macro STMT_VINFO_PTR_INFO for use in accessing.
8045 * tree.h add export of duplicate_ssa_name_ptr_info.
8046 * rs6000.c (altivec_init_builtins): Declare builtin function
8047 __builtin_altivec_mask_for_load to be "const".
8049 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8052 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8053 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8054 assemble_variable on aliases.
8055 * varasm.c (assemble_alias): Set node->alias.
8056 * toplev.c (wrapup_global_declarations): Don't call
8057 rest_of_decl_compilation on aliases again.
8059 2005-03-29 Paul Brook <paul@codesourcery.com>
8061 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8062 * config/arm/arm.c (arm_dbx_register_number): New function.
8063 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8065 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8068 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8069 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8071 2005-03-29 Dale Johannesen <dalej@apple.com>
8073 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8074 $(TREE_H) and $(COVERAGE_H).
8075 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8076 * opts.c (common_handle_option): Enable tree-based value transforms.
8077 * toplev.c (process_options): Ditto.
8078 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8079 refers to references to this type.
8080 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8081 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8082 for may_be_more, may_be_less.
8083 (rtl_gen_pow2_profiler): Adjust.
8084 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8085 (rtl_gen_one_value_profiler): Adjust.
8086 (rtl_gen_const_delta_profiler): Adjust.
8087 * tree-profile.c (tree_gen_interval_profiler): Implement.
8088 (tree_gen_pow2_profiler): Ditto.
8089 (tree_gen_one_value_profiler): Ditto.
8090 (tree_profiling): New.
8091 (pass_tree_profile): Reference it.
8092 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8094 (insn_divmod_values_to_profile): Rename to
8095 rtl_divmod_values_to_profile. Adjust.
8096 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8097 (insn_prefetch_values_to_profile): Adjust.
8098 (rtl_value_profile_transformations): Adjust.
8099 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8100 (gen_mod_pow2): Rename to rtl_mod_pow2.
8101 (gen_mod_subtract): Rename to rtl_mod_subtract.
8102 (divmod_fixed_value_transform): Rename to
8103 rtl_divmod_fixed_value_transform.
8104 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8105 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8106 (rtl_find_values_to_profile): Adjust.
8107 (tree_value_profile_transformations): Implement.
8108 (tree_divmod_values_to_profile): New.
8109 (tree_values_to_profile): New.
8110 (tree_divmod_fixed_value): New.
8111 (tree_mod_pow2): New.
8112 (tree_mod_subtract): New.
8113 (tree_divmod_fixed_value_transform): New.
8114 (tree_mod_pow2_value_transform): New.
8115 (tree_mod_subtract_transform): New.
8116 (tree_find_values_to_profile): Implement.
8117 * profile.c (instrument_values): Free histograms.
8118 (compute_value_histograms): Adjust. Implement tree version.
8120 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8122 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8123 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8124 variable. Output "fldcw" depending on round_mode.
8125 * config/i386/i386.md (UNSPEC_FIST): New.
8126 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8127 New isns patterns to implement lrint and llrint built-ins as x87
8129 (fistdi2, fist<mode>2 splitters): New splitters.
8130 (lrint<mode>2): New expanders.
8132 2005-03-28 Ian Lance Taylor <ian@airs.com>
8134 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8135 0 when calling final_scan_insn.
8137 2005-03-28 Jan Hubicka <jh@suse.cz>
8140 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8143 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8144 types where possible.
8146 2005-03-26 Per Bothner <per@bothner.com>
8148 Make -f[no-]show-column also control non-cpp diagnostics.
8149 * c.opt (fshow-column): Move option from here ...
8150 * common.opt (fshow-column): ... to here.
8151 * diagnostic.c (diagnostic_build_prefix): Only print column number
8152 if flag_show_column.
8154 2005-03-27 Steven Bosscher <stevenb@suse.de>
8156 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8157 vax_output_conditional_branch): New prototypes.
8158 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8159 extracted from vax.md mov and add patterns.
8160 (vax_output_conditional_branch): New function to output conditional
8161 branch instructions.
8162 * vax.md: Use mode macros for arithmetic and mov patterns.
8163 Use code macros for the jump patterns.
8165 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8167 * Makefile.in (libbackend.o): Depend on version files;
8168 add custom generation command.
8170 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8173 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8174 sure that we have a REG before getting its REGNO.
8176 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8178 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8179 * builtins.def (BUILT_IN_STRNDUP): New.
8181 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8183 PR tree-optimization/20470
8184 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8187 2005-03-25 Mike Stump <mrs@apple.com>
8189 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8192 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8194 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8195 Use our own structure definitions.
8197 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8198 (fix_truncdfsi2): Allow registers or memory as destination.
8199 When TARGET_PPC_GFXOPT, generate simplified pattern.
8200 (fix_truncdfsi2_internal): Use define_insn_and_split.
8201 (fix_truncdfsi2_internal_gfxopt): New.
8202 (fctiwz): Don't confuse register allocation by giving it no choices.
8204 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8205 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8206 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8207 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8209 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8211 * dominance.c (free_dominance_info): Speed up by freeing et
8212 data structures without maintaining other nodes.
8213 * et-forest.c (et_free_tree_force): New.
8214 * et-forest.h: Add a prototype for et_free_tree_force.
8216 * tree.c (get_set_constructor_bits,
8217 get_set_constructor_bytes): Remove.
8218 * tree.h: Remove the corresponding prototypes.
8220 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8223 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8224 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8225 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8226 PRE_DEC, NEG and NOT.
8228 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8230 * fold-const.c: Convert uses of fold (build (...)) to
8233 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8235 PR rtl-optimization/20249
8236 * cse.c (insert_regs): Do not record equivalence of registers in
8239 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8241 * emit-rtl.c (reverse_comparison): Remove.
8242 * rtl.h: Remove the corresponding prototype.
8244 2005-03-24 James E Wilson <wilson@specifixinc.com>
8246 * doc/install.texi (--enable-altivec): Delete docs.
8248 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8250 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8251 SFmode and DFmode before reload when
8252 flag_unsafe_math_optimizations not enabled.
8254 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8256 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8258 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8259 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8261 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8263 * configure.ac (enable-checking): Add 'runtime' option.
8264 * doc/install.texi (enable-checking): Document 'runtime' checking.
8265 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8266 * config.in: Regenerated.
8267 * configure: Regenerated.
8269 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8271 * optabs.h (enum optab_index): Remove OTI_llrint.
8272 (llrint_optab): Remove macro.
8273 * optabs.c (init_optabs): Remove llrint_optab initialization.
8274 * genopinit.c (optabs): Remove llrint_optab implementation.
8275 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8278 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8280 PR rtl-optimization/20532
8281 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8282 overflow when adding coefficients for PLUS or MINUS.
8283 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8286 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8288 * langhooks.h (truthvalue_conversion): Remove.
8289 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8290 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8291 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8292 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8293 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8295 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8297 * params.def: Fix a typo.
8298 * config/mips/mips.c: Follow the spelling convensions.
8299 * doc/invoke.texi: Fix typos.
8301 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8303 Fix PR tree-optimization/20601
8305 * tree-ssa-pre.c (insert_aux): Add missing condition to
8308 2005-03-23 Ian Lance Taylor <ian@airs.com>
8310 * final.c (final_scan_insn): Don't remove no-op instructions.
8311 * reload1.c (reload): Remove simple no-op instructions even when
8314 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8316 PR tree-optimization/20501
8317 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8318 reporting that peeling for alignment is applied moved to...
8319 * (vect_analyze_data_refs_alignment): Here.
8321 2005-03-23 Ian Lance Taylor <ian@airs.com>
8323 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8325 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8327 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8328 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8330 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8332 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8333 imply that this is called once, independent of asms in code.
8334 Adjust to now being pased output and input lists. Mention helper
8335 function decl_overlaps_hard_reg_set_p.
8336 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8337 hook_tree_tree_identity and to take three trees, returning third.
8338 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8340 * stmt.c: include hard-reg-set.h before tree.h.
8341 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8342 (decl_conflicts_with_clobbers_p): Call
8343 decl_overlaps_hard_reg_set_p.
8344 (expand_asm_operands): Pass output and input lists in call to
8345 targetm.md_asm_clobbers.
8346 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8347 hook_tree_tree_tree_tree_3rd_identity.
8348 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8350 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8351 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8352 parameters, first two unused.
8353 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8354 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8355 in constraint letters and MOF is not mentioned as a asm-declared
8356 register in neither of the input and output lists.
8358 2005-03-23 DJ Delorie <dj@redhat.com>
8360 * optabs.c (expand_binop): Make sure the first subword's result
8363 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8365 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8366 Call c_common_truthvalue_conversion rather than
8367 lang_hooks.truthvalue_conversion.
8368 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8369 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8371 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8372 c_common_truthvalue_conversion.
8373 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8374 c_parser_conditional_expression, c_parser_binary_expression): Call
8375 c_objc_common_truthvalue_conversion.
8376 * c-typeck.c (build_unary_op): Call
8377 c_objc_common_truthvalue_conversion.
8378 (build_conditional_expr): Do not call
8379 lang_hooks.truthvalue_conversion.
8380 (build_binary_op): Call c_common_truthvalue_conversion.
8381 (c_objc_common_truthvalue_conversion): Moved from
8382 c-objc-common.c. Call default_function_array_conversion instead
8383 of default_conversion.
8385 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8387 * c-common.h (default_conversion): Remove.
8388 (perform_integral_promotions): Add.
8389 * c-tree.h (default_conversion): Add.
8390 * c-typeck.c (perform_integral_promotions): New, split out from
8392 * c-common.c (check_case_value): Use perform_integral_promotions,
8393 not default_conversion.
8394 (c_add_case_label): Don't continue processing case label after
8395 found to be pointer.
8397 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8399 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8400 the prefix list if we have already added a multilib directory
8402 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8405 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8407 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8409 * reload.h: Remove the prototype for indirect_symref_ok.
8411 * reload1.c (indirect_symref_ok): Make it global.
8412 * reload.h: Add a prototype for indirect_symref_ok.
8414 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8416 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8419 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8421 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8423 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8425 * c-opts.c (c_common_parse_file): Only start/end main source file
8426 if debug hooks says the writer wants it.
8427 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8429 (xcoff_debug_hooks): Ditto.
8430 * debug.c (do_nothing_hooks): Ditto.
8431 * debug.h (gcc_debug_hooks): Ditto.
8432 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8433 * sdbout.c (sdb_debug_hooks): Ditto.
8434 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8436 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8438 * doc/extend.texi: Deprecate C++ min/max operators.
8440 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8442 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8443 artificial original candidates.
8445 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8446 Jan Hubicka <jh@suse.cz>
8447 Steven Bosscher <stevenb@suse.de>
8449 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8450 call cost based on argument sizes.
8451 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8453 * params.def: (max-inline-inssn-single): Set to 450.
8454 (max-inline-insns-auto): Set to 90.
8455 (max-inline-insns-recursive): Set to 450
8456 (max-inline-insns-recursive-auto): Set to 450.
8457 (large-function-insns): Set to 2700.
8458 (inline-call-cost): New parameter.
8459 * tree-inline.c (estimate_move_cost): New function.
8460 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8461 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8463 * tree-inline.h (estimate_move_cost): Declare.
8464 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8465 (max-inline-insns-auto): Change default to 90.
8466 (max-inline-insns-recursive): Change default to 450
8467 (max-inline-insns-recursive-auto): Change default to 450.
8468 (large-function-insns): Change default to 2700.
8469 (inline-call-cost): Document new parameter.
8471 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8473 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8474 (TARGET_DEFAULT): Delete.
8475 * config/i860/i860.opt: New file.
8477 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8479 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8480 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8481 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8482 (frv_sched_lookahead): Delete.
8483 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8484 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8485 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8486 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8487 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8488 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8489 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8490 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8491 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8492 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8493 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8494 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8495 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8496 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8497 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8498 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8499 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8500 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8501 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8502 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8503 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8504 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8505 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8506 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8507 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8508 (frv_sched_lookahead): Delete.
8509 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8510 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8511 (frv_handle_option): New function. Move -mcpu= handling from...
8512 (frv_override_options): ...here. Remove handling of other
8514 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8515 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8516 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8517 and TARGET_NO_MULTI_CE.
8518 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8519 !TARGET_VLIW_BRANCH.
8520 * config/frv/frv.opt: New file.
8522 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8524 * fold-const.c (fold_ternary): Take decomposed arguments of
8526 (fold): Update a call to fold_ternary.
8528 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8529 * tree.h: Add corresponding prototypes.
8531 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8534 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8535 between jump table and its label.
8536 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8537 resp. ADDR_DIFF_VEC and the label preceeding it.
8538 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8539 is emitted in the right section.
8541 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8543 * fold-const.c (fold_unary, fold_binary): Update comments
8546 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8548 PR rtl-optimization/20527
8549 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8550 REG_INC note, test that the register also isn't mentioned in PRED
8553 2005-03-22 Ben Elliston <bje@au.ibm.com>
8555 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8558 2005-03-21 Mike Stump <mrs@apple.com>
8560 * varasm.c (default_assemble_visibility): Remove extra ().
8562 2005-03-21 Roger Sayle <roger@eyesopen.com>
8565 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8566 to determine whether a block can be duplicated, rather than test
8567 whether the block contains noncopyable insns ourselves.
8569 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8571 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8574 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8576 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8578 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8580 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8581 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8582 * config/fr30/fr30.opt: New file.
8584 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8586 Fix PR tree-optimization/20542
8588 * tree-flow-inline.h (overlap_subvar): Move to here.
8589 * tree-ssa-operands.c: From here.
8590 * tree-flow.h (overlap_subvar): Declare.
8591 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8592 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8593 for variables with subvars.
8595 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8598 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8599 * modulo-sched.c (const_iteration_count): Return on NULL
8601 (print_node_sched_params): Return on NULL dump_file.
8602 (generate_reg_moves): Handle reg-anti dependencies and disregard
8603 closing branch when generating register moves.
8604 (sms_schedule): Mark the SMSed block dirty.
8605 * passes.c (rest_of_handle_sms): Call update_life_info for all
8607 * testsuite/gcc.dg/20050321-1.c: New test.
8609 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8611 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8612 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8613 movqi_internal): Likewise.
8615 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8617 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8618 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8619 xtensa_b4const): Delete prototypes.
8620 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8621 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8622 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8623 xtensa_extra_constraint): New prototypes.
8624 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8625 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8626 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8627 move_operand, const_float_1_operand, fpmem_offset_operand,
8628 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8629 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8630 (xtensa_b4const_or_zero): ...this. Change return type to bool and
8631 argument type to HOST_WIDE_INT.
8632 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8633 xtensa_mask_immediate): Likewise.
8634 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8635 Likewise. Also make these functions static.
8636 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8637 (xtensa_const_ok_for_letter_p): New.
8638 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8639 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8640 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8641 move_operand, const_float_1_operand, fpmem_offset_operand,
8642 branch_operator, ubranch_operator, boolean_operator): Move to
8644 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8645 (xtensa_mem_offset): Change return type to bool.
8646 (xtensa_extra_constraint): New.
8647 (gen_int_relational): Update type of const_range_p function pointer.
8648 Use xtensa_b4const_or_zero.
8649 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8650 xtensa_const_ok_for_letter_p. Update comments.
8651 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8652 (PREDICATE_CODES): Delete.
8653 * config/xtensa/xtensa.md: Include predicates.md.
8654 * config/xtensa/predicates.md: New file.
8656 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8658 * config/v850/v850-protos.h: Remove the prototypes for
8659 reg_or_int9_operand, reg_or_const_operand,
8660 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8661 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8662 movsi_source_operand, power_of_two_operand,
8663 not_power_of_two_operand, special_symbolref_operand,
8664 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8665 register_is_ok_for_epilogue.
8666 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8667 reg_or_int9_operand, reg_or_const_operand,
8668 call_address_operand, special_symbolref_operand,
8669 movsi_source_operand, power_of_two_operand,
8670 not_power_of_two_operand, register_is_ok_for_epilogue,
8671 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8672 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8674 * config/v850/v850.h (PREDICATE_CODES): Remove.
8675 * config/v850/v850.md: Include predicates.md.
8676 * config/v850/predicates.md: New.
8678 2005-03-21 Zack Weinberg <zack@codesourcery.com>
8680 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
8681 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8682 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
8683 (itoolsdir, itoolsdatadir): Move definition above new first use.
8684 (install-itoolsdirs): New rule.
8685 (install-mkheaders): Depend on install-itoolsdirs, not
8686 install-include-dir.
8688 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8690 * tree-into-ssa.c: Remove obsolete comments.
8692 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
8694 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
8695 unrolling if -fpeel-loops is specified, too.
8696 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8697 Remove superfluous check for flag_unroll_loops.
8699 2005-03-21 Uros Bizjak <uros@kss-loka.si>
8701 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
8702 (lrint_optab, llrint_optab): Define corresponding macros.
8703 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
8704 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
8705 pattern and llrint_optab using llrintdi2 patterns.
8706 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
8707 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
8708 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
8709 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
8710 flag_unsafe_math_optimizations is set.
8712 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8714 * combine.c (combine_simplify_rtx, simplify_if_then_else,
8715 simplify_logical, if_then_else_cond, known_cond,
8716 simplify_comparison): Adjust calls to reverse_comparison.
8717 Don't use combine_reversed_comparison_code).
8718 (combine_reversed_comparison_code): Remove.
8719 (reversed_comparison): Using reversed_comparison_code, move it...
8720 * jump.c (reversed_comparison): ... here.
8721 * rtl.h (reversed_comparison): Add prototype.
8723 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8725 * builtins.c (fold_builtin): Take decomposed arguments of
8727 * fold-const.c (fold_ternary): Update a call to fold_builtin.
8728 * gimplify.c (gimplify_call_expr): Likewise.
8729 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
8730 * tree.h: Update the prototype of fold_builtin.
8732 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8734 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
8735 * rtlhooks.c (gen_lowpart_no_emit_general): New.
8736 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
8737 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
8738 * simplify-rtx.c (simplify_binary_operation_1): Use it.
8740 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8742 * builtins.c (fold_builtin_1): Take decomposed arguments of
8744 (fold_builtin): Update a call to fold_builtin_1.
8746 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
8749 * gcov.c (output_lines): Only output function block summary when
8750 outputting branch information.
8751 * doc/gcov.texi: Document format of preamble and additional block
8754 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8756 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
8757 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
8758 the defaults false if BITS_PER_UNIT != 8.
8759 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
8760 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
8761 than BITS_PER_UNIT != 8.
8762 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
8763 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
8764 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
8766 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
8767 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
8769 2005-03-20 Roger Sayle <roger@eyesopen.com>
8772 * fold-const.c (fold_binary): Fix type mismatch between
8773 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
8774 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
8775 for non-truth-valued expressions.
8777 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
8778 and FUNCTION_DECL in the main switch.
8779 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8780 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
8781 we also need to convert their operands to match.
8782 <TRUTH_NOT_EXPR>: Likewise.
8784 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
8786 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
8787 diagnostic without checking whether an lvalue.
8788 * c-common.h (lvalue_p): Remove.
8789 (enum lvalue_use): Update comment.
8790 (lvalue_or_else): Replace by lvalue_error.
8791 * c-typeck.c (lvalue_p): Make static.
8792 (lvalue_or_else): New. Call lvalue_error.
8794 2005-03-21 Alan Modra <amodra@bigpond.net.au>
8796 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
8797 (function_arg_advance): Use rs6000_parm_start.
8798 (function_arg, rs6000_arg_partial_bytes): Likewise.
8800 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8802 * c-common.c (check_case_value): Adjust comment about stripping
8804 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
8805 * c-typeck.c (default_conversion, convert_arguments,
8806 build_modify_expr, convert_for_assignment, store_init_value,
8807 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
8808 manually. Remove inaccurate comments.
8810 2005-03-20 Roger Sayle <roger@eyesopen.com>
8811 Joseph S. Myers <joseph@codesourcery.com>
8813 * varasm.c (do_assemble_alias): Restore comment describing function.
8814 Annotate the target parameter as potentially unused.
8816 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
8819 * config/avr/avr.c (avr_output_function_prologue): Do not use
8820 current_function_name() in a label, use a local label instead.
8822 2005-03-20 David Edelsohn <edelsohn@gnu.org>
8824 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
8825 flag_finite_math_only, not flag_unsafe_math_optimizations.
8827 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8829 * builtins.c (fold_builtin_1): Update a call to
8830 targetm.fold_builtin.
8831 * hooks.c (hook_tree_tree_bool_null): Rename to
8832 hook_tree_tree_tree_bool_null. Take one more argument of type
8834 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
8835 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
8836 hook_tree_tree_tree_bool_null.
8837 * target.h (gcc_target): Update the prototype of fold_builtin.
8838 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
8839 arguments of CALL_EXPR.
8840 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
8843 2005-03-20 Jan Hubicka <jh@suse.cz>
8845 * cgraph.h (cgraph_node): Add prev_clone pointer.
8846 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
8847 (cgraph_clone_node): Produce doubly linked chain.
8849 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8851 * c-common.c (handle_aligned_attribute, check_function_sentinel,
8852 get_nonnull_operand, handle_sentinel_attribute,
8853 check_function_arguments_recurse): Do not strip NOPS from
8855 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
8857 * c-format.c (get_constant): Likewise.
8858 * c-parser.c (c_parser_postfix_expression): Likewise.
8859 * c-typeck.c (set_init_index): Likewise.
8860 (convert_arguments): Don't check for NOP_EXPR containing integer
8863 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8865 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
8866 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
8867 Take decomposed arguments of CALL_EXPR.
8868 (fold_builtin_1): Update calls to the functions mentioned
8871 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8873 * c-decl.c (check_bitfield_type_and_width): Require bit-field
8874 width to have integer type.
8875 (build_enumerator): Require enumerator value to have integer type.
8877 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8879 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
8882 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8884 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
8885 std=iso9899:199x): Correct descriptions.
8887 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8889 * config.gcc: Consistently use solaris2.1[0-9]* instead of
8892 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
8894 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8896 (expand_builtin_memcpy, fold_builtin_1): Update calls to
8897 fold_builtin_memcpy.
8899 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8900 arguments of CALL_EXPR.
8901 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8902 fold_builtin_found, fold_builtin_1): Update calls to
8903 fold_trunc_transparent_mathfn.
8905 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8908 * fold-const.c (fold_widened_comparison): Don't optimize casts of
8909 function pointers on targets that require function pointer
8911 (fold_sign_changed_comparison): Likewise.
8913 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
8915 * combine.c (try_combine): When changing the mode of a hard reg, make
8916 sure that doing so is valid.
8918 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
8920 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8921 (TARGET_HANDLE_OPTION): Override default.
8922 (avr_handle_option): New function.
8923 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8924 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8925 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8926 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8927 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8928 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8929 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8930 (TARGET_OPTIONS): Delete.
8931 * config/avr/avr.opt: New file.
8933 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8935 * config/m32r/m32r-protos.h: Remove the prototypes for
8936 call_address_operand, symbolic_operand, seth_add3_operand,
8937 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8938 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8939 two_insn_const_operand, move_src_operand,
8940 move_double_src_operand, move_dest_operand,
8941 eqne_comparison_operator, signed_comparison_operator,
8942 large_insn_p, conditional_move_operand, carry_compare_operand,
8943 m32r_block_immediate_operand, extend_operand,
8944 reg_or_eq_int16_operand, int8_operand, and
8945 reg_or_zero_operand.
8946 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8947 seth_add3_operand, int8_operand, cmp_int16_operand,
8948 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8949 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8950 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8951 move_double_src_operand, move_dest_operand,
8952 eqne_comparison_operator, signed_comparison_operator,
8953 extend_operand, small_insn_p, large_insn_p,
8954 conditional_move_operand, carry_compare_operand,
8955 m32r_block_immediate_operand): Move to predicates.md.
8956 (MAX_MOVE_BYTES): Move to m32r.h.
8957 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8958 * config/m32r/m32r.md: Include predicates.md.
8959 * config/m32r/predicates.md: New.
8961 2005-03-18 James E Wilson <wilson@specifixinc.com>
8964 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8967 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8969 * config/mn10300/mn10300-protos.h: Remove the prototypes for
8970 call_address_operand, const_8bit_operand.
8971 * config/mn10300/mn10300.c (call_address_operand,
8972 const_8bit_operand, const_1f_operand): Move to predicates.md.
8973 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8974 * config/mn10300/mn10300.md: Include predicates.md.
8975 * config/mn10300/predicates.md: New.
8977 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
8979 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8980 declarations in diagnostics and %E for identifiers, not %s.
8982 2005-03-18 Jan Hubicka <jh@suse.cz>
8983 Dale Johannesen <dalej@apple.com>
8985 * basic-block.h (scale_bbs_frequencies_int,
8986 scale_bbs_frequencies_gcov_type): Declare.
8987 * cfg.c (RDIV): New macro.
8988 (update_bb_frequency_for_threading): Fix.
8989 * basic-block.h (scale_bbs_frequencies_int,
8990 scale_bbs_frequencies_gcov_type): New.
8991 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8992 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8993 scale_bbs_frequencies_int.
8994 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8996 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8998 * config/m32r/m32r-protos.h: Remove the prototypes for
8999 call_address_operand, symbolic_operand, seth_add3_operand,
9000 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9001 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9002 two_insn_const_operand, move_src_operand,
9003 move_double_src_operand, move_dest_operand,
9004 eqne_comparison_operator, signed_comparison_operator,
9005 large_insn_p, conditional_move_operand, carry_compare_operand,
9006 m32r_block_immediate_operand, extend_operand,
9007 reg_or_eq_int16_operand, int8_operand, and
9008 reg_or_zero_operand.
9009 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9010 seth_add3_operand, int8_operand, cmp_int16_operand,
9011 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9012 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9013 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9014 move_double_src_operand, move_dest_operand,
9015 eqne_comparison_operator, signed_comparison_operator,
9016 extend_operand, small_insn_p, large_insn_p,
9017 conditional_move_operand, carry_compare_operand,
9018 m32r_block_immediate_operand): Move to predicates.md.
9019 (MAX_MOVE_BYTES): Move to m32r.h.
9020 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9021 * config/m32r/m32r.md: Include predicates.md.
9022 * config/m32r/predicates.md: New.
9024 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9026 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9027 symbolic_operand, symbolic_memory_operand,
9028 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9029 indexed_memory_operand, move_dest_operand, move_src_operand,
9030 prefetch_cc_operand, prefetch_nocc_operand,
9031 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9032 arith_operand, arith11_operand, pre_cint_operand,
9033 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9034 ireg_operand, int5_operand, uint5_operand, int11_operand,
9035 uint32_operand, arith5_operand, and_operand, ior_operand,
9036 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9037 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9038 shadd_operand, movb_comparison_operator,
9039 cmpib_comparison_operator): Move to predicates.md.
9040 (magic_milli, shadd_constant_p): Make it extern.
9041 * config/pa/pa.h (PREDICATE_CODES): Remove.
9042 * config/pa/pa.md: Include predicates.md.
9043 * config/pa/predicates.md: New.
9045 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9048 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9050 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9051 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9052 config/alpha/freebsd.h, config/alpha/linux.h,
9053 config/alpha/netbsd.h, config/alpha/osf5.h,
9054 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9055 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9056 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9057 doc/cppopts.texi: Update copyright.
9059 2005-03-18 Jan Hubicka <jh@suse.cz>
9062 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9064 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9067 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9069 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9072 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9074 * combine.c (gen_binary): Remove.
9075 (known_cond, simplify_shift_const, find_split_point,
9076 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9077 simplify_logical, expand_field_assignment, extract_left_shift,
9078 force_to_mode, if_then_else_cond, apply_distributive_law,
9079 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9080 simplify_comparison, reversed_comparison): Replace with
9081 simplify_gen_binary, simplify_gen_relational or
9082 distribute_and_simplify_rtx.
9083 (distribute_and_simplify_rtx): New function.
9085 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9086 Paolo Bonzini <gcc.gnu.org>
9088 * calls.c (setjmp_call_p, special_function_p): Update comments
9089 at the head of the functions.
9091 2005-03-18 Jan Hubicka <jh@suse.cz>
9093 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9095 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9096 function body should be released; do not proactively release function
9097 bodies in non-unit-at-a-time mode.
9099 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9101 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9102 mno-fp-ret-in-387 multilib variants.
9104 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9106 * common.opt (m): Remove.
9107 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9109 (common_handle_option): Remove OPT_m case.
9111 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9113 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9115 (fold_builtin_1): Update a call to fold_builtin_bitop.
9117 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9119 (fold_builtin_1): Update a call to fold_builtin_signbit.
9121 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9123 PR tree-optimization/20474
9124 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9125 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9127 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9129 * config/h8300/h8300-protos.h: Remove prototypes for
9130 general_operand_src, general_operand_dst, single_one_operand,
9131 single_zero_operand, call_insn_operand,
9132 two_insn_adds_subs_operand, small_call_insn_operand,
9133 jump_address_operand, bit_operand, bit_memory_operand,
9134 stack_pointer_operand, const_int_gt_2_operand,
9135 const_int_ge_8_operand, const_int_qi_operand,
9136 const_int_hi_operand, incdec_operand, bit_operator,
9137 nshift_operator, eqne_operator, gtle_operator,
9138 gtuleu_operator, iorxor_operator.
9139 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9140 h8300_ldm_stm_parallel.
9141 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9143 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9144 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9145 (h8300_ldm_stm_parallel): Make it extern.
9146 (h8300_ldm_parallel, h8300_stm_parallel,
9147 h8300_return_parallel, general_operand_src,
9148 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9149 nibble_operand, reg_or_nibble_operand, single_one_operand,
9150 single_zero_operand, call_insn_operand,
9151 two_insn_adds_subs_operand, small_call_insn_operand,
9152 jump_address_operand, bit_operand, bit_memory_operand,
9153 stack_pointer_operand, const_int_gt_2_operand,
9154 const_int_ge_8_operand, const_int_qi_operand,
9155 const_int_hi_operand, incdec_operand, eqne_operator,
9156 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9157 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9158 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9159 nshift_operator): Move to predicates.md.
9160 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9161 * config/h8300/h8300.md: Include predicates.md.
9162 * config/h8300/predicates.md: New.
9164 2005-03-17 Richard Henderson <rth@redhat.com>
9166 * config.gcc (ia64*-*-hpux*): Add extra_options.
9167 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9168 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9169 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9170 (ia64_tls_size_string, ia64_tune_string): Remove.
9171 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9172 (TARGET_DEFAULT_TARGET_FLAGS): New.
9173 (TARGET_HANDLE_OPTION): New.
9174 (ia64_override_options): Move options parsing ...
9175 (ia64_handle_option): ... here. New.
9176 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9177 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9178 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9179 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9180 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9181 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9182 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9183 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9184 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9185 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9186 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9187 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9188 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9189 TARGET_EARLY_STOP_BITS): Remove.
9190 (TARGET_ILP32): Default false.
9191 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9192 (enum ia64_inline_type): New.
9193 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9194 * config/ia64/ia64.md: Update for new definitions of
9195 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9196 * config/ia64/ia64.opt: New file.
9197 * config/ia64/ilp32.opt: New file.
9199 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9202 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9204 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9206 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9207 instead of MASK_H8300S.
9208 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9209 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9210 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9211 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9212 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9213 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9214 TARGET_SWITCHES): Remove.
9215 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9217 * config/h8300/h8300.opt: New.
9219 * config/alpha/alpha.opt, config/arc/arc.opt,
9220 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9223 2005-03-17 Ian Lance Taylor <ian@airs.com>
9227 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9229 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9230 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9231 (TARGET_HANDLE_OPTION): Override default.
9232 (arc_handle_option): New function.
9233 (arc_init): Remove code to set arch_cpu_string.
9234 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9235 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9236 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9237 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9238 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9239 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9240 (arc_rodata_string, TARGET_OPTIONS): Delete.
9241 * config/arc/arc.opt: New file.
9243 2005-03-17 Richard Henderson <rth@redhat.com>
9245 * doc/extend.texi (Weak Pragmas): New section.
9246 (attribute alias): Clarify that target must be in the same
9249 2005-03-17 Richard Henderson <rth@redhat.com>
9251 * config/alpha/alpha.opt: New file.
9252 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9254 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9255 alpha_fprm_string, alpha_fptm_string): Make static.
9256 (alpha_tls_size_string): Remove.
9257 (alpha_handle_option): New.
9258 (override_options): Update for alpha_cpu/alpha_tune split.
9259 (alpha_file_start): Likewise.
9260 (TARGET_DEFAULT_TARGET_FLAGS): New.
9261 (TARGET_HANDLE_OPTION): New.
9262 * config/alpha/alpha.h (alpha_tune): Declare.
9263 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9264 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9265 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9266 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9267 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9268 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9269 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9270 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9271 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9272 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9273 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9274 (TARGET_DEFAULT): Remove MASK_FP.
9275 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9276 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9277 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9278 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9279 alpha_tls_size_string): Remove.
9280 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9281 (attribute tune): Rename from attribute cpu.
9282 * config/alpha/ev4.md: Update to match.
9283 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9284 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9285 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9286 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9287 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9288 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9290 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9292 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9293 and return without creating new state if before_nops_num is nonzero.
9294 * config/ia64/ia64.md (first_insn): New attribute.
9295 (alloc): Set it to yes.
9297 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9299 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9300 STMT_VINFO_SUBVARS to NULL.
9301 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9303 2005-03-16 Dale Johannesen <dalej@apple.com>
9305 * rtlanal.c (find_first_parameter_load): Rewrite to
9306 return actual first param load or the call if none,
9307 instead of first in block, when not all loads exist.
9309 2005-03-16 Roger Sayle <roger@eyesopen.com>
9311 * optabs.c (expand_copysign_absneg): Make static.
9312 * optabs.h (expand_copysign_absneg): Delete prototype.
9313 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9315 2005-03-16 Richard Henderson <rth@redhat.com>
9318 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9319 (alias_pairs): Rename from output_defs.
9320 (find_decl_and_mark_needed): Split out from assemble_alias.
9321 (do_assemble_alias): New.
9322 (assemble_output_def): Remove.
9323 (finish_aliases_1, finish_aliases_2): New.
9324 (process_pending_assemble_output_defs): Remove.
9325 (assemble_alias): Defer aliases for which we don't yet have a
9326 non-external decl for the target symbol.
9327 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9328 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9329 * toplev.c (compile_file): Use finish_aliases_2 instead of
9330 process_pending_assemble_output_defs.
9331 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9332 (process_pending_assemble_output_defs): Remove.
9334 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9336 Fix PR tree-optimization/20489
9338 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9339 for empty structures.
9341 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9343 Fix PR tree-optimization/20490
9345 * tree-ssa-pre.c (create_expression_by_pieces): Use
9346 force_gimple_operand on result of fold.
9348 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9350 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9351 of closing parenthesis.
9353 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9355 * builtins.c (expand_movstr): Update a call to
9356 fold_builtin_strcpy.
9357 (expand_builtin_strncpy): Update a call to
9358 fold_builtin_strncpy.
9359 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9360 arguments of CALL_EXPR.
9361 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9362 fold_builtin_strncpy.
9363 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9364 * tree.h: Update the prototypes of fold_builtin_strcpy and
9365 fold_builtin_strncpy.
9367 2005-03-16 Steven Bosscher <stevenb@suse.de>
9368 Dorit Naishlos <dorit@il.ibm.com>
9370 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9371 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9374 2005-03-16 Steven Bosscher <stevenb@suse.de>
9376 * tree-inline.c (walk_type_fields, walk_tree,
9377 walk_tree_without_duplicates): Move from here...
9378 * tree.c: ...to here.
9380 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9382 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9383 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9384 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9385 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9386 (version): Define using $(BASEVER_c).
9387 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9389 (version.o): Depend on version files; add custom generation command.
9390 (prefix.o): Define BASEVER on command line.
9391 (s-iov): Depend on version files; adjust command.
9392 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9394 (gcc-vers.texi): New rule.
9395 (doc/%.info, doc/%.dvi): Add -I . to command line.
9396 (doc/gccinstall.dvi): Likewise.
9397 (PACKAGE): Delete. All uses replaced with "gcc".
9398 * aclocal.m4: Do not include gcc-version.m4.
9399 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9400 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9401 Set is_release based on contents of DEV-PHASE.
9402 Set gcc_version based on contents of BASE-VER.
9403 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9404 * config.in, configure: Regenerate.
9405 * gccbug.in: Determine version of GCC in use at runtime.
9406 * gcov-iov.c: Get version number and development phase from
9407 command line, not by including version.c.
9408 * intl.c: Replace all uses of PACKAGE with "gcc".
9409 * libada-mk.in: Delete unused "gcc_version" variable.
9410 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9411 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9412 commentary to match.
9413 (version_string): Put together from pieces.
9414 * config/alpha/x-vms: Do not use $(gcc_version).
9415 * config/i386/t-nwld: Likewise.
9416 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9417 version-GCC and DEVELOPMENT.
9419 2005-03-15 Roger Sayle <roger@eyesopen.com>
9421 PR tree-optimization/17454
9422 * tree.c (tree_size): Add case for TREE_BINFO.
9423 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9424 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9426 2005-03-15 Roger Sayle <roger@eyesopen.com>
9428 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9429 op1 whilst expanding the signed widenening multiply variant.
9431 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9433 * toplev.c (display_target_options): Avoid unused variable warning if
9434 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9435 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9436 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9437 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9438 (mips_isa_info): New variable.
9439 (mips_parse_cpu): Remove the first argument and leave the caller
9441 (TARGET_HANDLE_OPTION): Override default.
9442 (mips_handle_option): New function. Move option validation code from...
9443 (override_options): ...here. Update calls to mips_parse_cpu.
9444 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9445 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9446 (SUBTARGET_TARGET_OPTIONS): Delete.
9447 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9448 (mno-flush-func, mtune=): New options.
9450 2005-03-15 Roger Sayle <roger@eyesopen.com>
9451 Richard Henderson <rth@redhat.com>
9453 * real.c (c4x_single_format, c4x_extended_format): Provide values
9454 for signbit_ro for c4x's single and extended floating point formats.
9455 * optabs.c (expand_copysign): Use the floating point format's
9456 signbit_ro for expanding via expand_copysign_absneg, and it's
9457 signbit_rw field for expanding via expand_copysign_bit.
9459 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9461 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9462 known_alignment_for_access_p.
9463 (known_alignment_for_access_p): New.
9464 (do_peeling_for_alignment): Field made int instead of bool and renamed
9465 to peeling_for_alignment.
9466 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9467 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9468 functionality used to be in vect_analyze_operations.
9469 (vect_analyze_operations): Code to determine vectorization factor was
9470 moved to vect_determine_vectorization_factor.
9471 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9472 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9474 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9475 be part of vect_analyze_operations).
9476 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9477 creating the guard condition, as the number of iterations may be
9479 (slpeel_tree_peel_loop_to_edge): Use new name of
9480 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9481 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9482 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9483 (vect_do_peeling_for_alignment): Use fold.
9484 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9486 (vect_update_inits_of_dr): Renamed to
9487 vect_update_init_of_dr.
9488 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9489 (vectorizable_store): Fix assertion to use == instead of =.
9491 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9493 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9494 call_used_regs for wCG registers.
9496 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9498 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9499 for non-offsettable memory references to cope with outstanding reload
9500 replacements, take 2.
9502 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9505 * config/i386/i386.h (x86_fisttp): New.
9506 (TARGET_FISTTP): New macro.
9507 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9508 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9509 instruction when fisttp flag is set.
9510 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9512 * config/i386/i386.md (type attribute): Add fisttp.
9513 (unit attribute): Set to i387 for fisttp type.
9514 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9515 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9517 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9518 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9520 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9521 patterns for TARGET_FISTTP. Enable patterns for
9522 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9523 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9524 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9525 implement fisttp x87 insn.
9526 (fix_trunc*_i387_fisttp splitters): New patterns.
9527 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9528 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9529 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9531 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9532 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9533 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9534 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9535 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9536 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9537 Disable patterns for TARGET_FISTTP.
9538 (fix_trunc*_i387 splitters): Implement usign mode macros.
9539 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9540 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9541 (fix_trunx*_sse peephole2s): Implement using mode macros.
9543 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9545 PR rtl-optimization/20291
9546 * combine.c (try_combine): If splitting fails, re-try with
9547 original combined pattern, i.e. before clobber stripping.
9549 2005-03-14 Eric Christopher <echristo@redhat.com>
9551 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9552 STACK_GROWS_DOWNWARD.
9554 2005-03-14 Roger Sayle <roger@eyesopen.com>
9556 * real.h (struct real_format): Split the signbit field into two
9557 two fields, signbit_ro and signbit_rw.
9558 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9559 mips_double_format, ieee_extended_motorola_format,
9560 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9561 ieee_extended_intel_128_format, ibm_extended_format,
9562 mips_extended_format, ieee_quad_format, mips_quad_format,
9563 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9564 i370_double_format, c4x_single_format, c4x_extended_format,
9565 real_internal_format): Update initializers for new field.
9566 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9567 real_format structure.
9568 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9569 field of the real_format structure.
9571 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9573 Fix PR tree-optimization/20458
9575 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9576 DECL_EXTERNAL on STRUCT_FIELD tags.
9577 (clear_call_clobbered): Ditto.
9578 * tree-ssa-operands.c (note_addressable): Make sure the original
9579 variable doesn't slip into the addressable list if we have
9581 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9584 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9586 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9587 (-fwide-exec-charset): Likewise.
9588 (-finput-charset): Likewise.
9589 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9590 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9591 * c.opt (Wnormalized): New.
9593 2005-03-14 Devang Patel <dpatel@apple.com>
9595 * doc/invoke.texi: Add reference to Visibility document.
9597 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9599 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9600 MASK_SPLIT_ADDRESSES.
9601 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9602 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9603 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9604 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9605 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9606 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9607 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9608 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9609 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9610 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9611 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9612 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9613 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9614 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9615 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9616 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9617 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9618 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9619 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9620 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9621 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9622 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9623 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9624 (TARGET_EXPLICIT_RELOCS): Delete.
9625 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9626 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9627 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9628 (override_options): Set MASK_LONG64 if -mint64 is given and no
9629 -mlongXX option is. Complain about -mint64 -mlong32.
9630 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9631 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9632 * config/mips/mips.opt: New file.
9634 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9636 * config.gcc (extra_options): New variable for listing option files.
9637 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9638 * configure.ac (extra_opt_files): New AC_SUBST variable.
9639 (tm_file_list, tm_include_list): Include options.h first.
9640 * configure: Regenerate.
9641 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9642 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9643 (s-options-h): New rule.
9644 (options.h): Depend on it.
9645 (TEXI_GCCINT_FILES): Add options.texi.
9646 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9647 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9648 * target.h (gcc_target): Add default_target_flags and handle_option.
9649 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9650 (TARGET_HANDLE_OPTION): New macros.
9651 (TARGET_INITIALIZER): Include them.
9652 * opt-functions.awk (opt_args, nth_arg): New functions.
9653 (switch_flags): Handle the "Target" flag.
9655 (var_name): Use opt_args and nth_arg.
9656 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
9657 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
9658 macros for the "Mask" and "InverseMask" options.
9659 * opts.h (cl_var_cond): New enum.
9660 (cl_option): Replace the "has_set_value" and "set_value" fields with
9661 "var_cond" and "var_value".
9662 (CL_TARGET): New macro.
9663 (option_enabled, print_filtered_help): Declare.
9664 (decode_options): Move definition.
9665 * opts.c (handle_option): Search for the original option before
9666 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
9667 var_cond and var_value fields. Use targetm.handle_option to handle
9669 (decode_options): Set target_flags to targetm.default_target_flags.
9670 (print_filtered_help): Make global. Handle CL_TARGET.
9671 (option_enabled): New function.
9672 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9673 (display_target_options, set_target_switch, print_switch_values)
9674 (default_pch_valid_p): Guard uses of target_switches with
9675 #ifdef TARGET_SWITCHES. Also...
9676 (display_target_options): Display the CL_TARGET entries in cl_options.
9677 (set_target_option): Don't complain about the "" option when
9678 TARGET_SWITCHES is undefined.
9679 (print_switch_values): Use option_enabled.
9680 (default_pch_valid_p): Check cl_options[] when looking for something
9681 that has changed the value of target_flags.
9682 * c.opt: Remove documentation from top of file.
9683 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
9684 * doc/sourecebuild.texi: Refer to the new options documentation
9685 instead of c.opt. Document machine-specific .opt files.
9686 * doc/tm.texi (target_flags): Say that this variable is declared
9688 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
9689 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
9691 * doc/options.texi: New file.
9693 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9696 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
9699 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9702 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
9703 temporary variable of pointer type if an lvalues is required.
9704 (gimplify_modify_expr_rhs): Request an rvalue from it.
9705 (gimplify_expr): Pass fallback on.
9707 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9709 * cfgbuild.c: Update comments.
9711 2005-03-14 Roger Sayle <roger@eyesopen.com>
9713 PR rtl-optimization/17236
9714 * optabs.c (expand_doubleword_mult): New helper function split out
9715 from expand_binop. Permute the order in which instructions are
9716 emitted to minimize the number of simultaneously live registers.
9717 (expand_binop): Call expand_doubleword_mult to synthesize a double
9718 word multiplication.
9720 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9722 * basic-block.h: Update the prototypes of cached_make_edge and
9724 * cfg.c (cached_make_edge): Take edge_cache representing one
9725 row of the adjacency matrix of edges.
9726 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
9727 (make_edges): Initialize edge_cache to represent one row of
9728 the adjacency matrix of edges.
9730 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9732 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
9734 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
9735 Remove unused removed_phis variable.
9736 (conditional_replacement): Use build1/build2.
9737 (abs_replacement): Use last_and_only_stmt and build1/build2.
9739 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9741 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
9742 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
9743 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
9744 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
9745 * c-common.c (handle_novops_attribute): New function.
9746 (c_common_attribute_table): Add "no vops" entry.
9747 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
9748 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
9749 * tree-ssa-operands.c (get_call_expr_operands): Do not
9750 create virtual operands for calls with ECF_NOVOPS flag.
9751 * tree.h (DECL_IS_NOVOPS): New macro.
9752 (struct tree_decl): Add novops_flag.
9753 (ECF_NOVOPS): New constant.
9755 2005-03-14 Uros Bizjak <uros@kss-loka.si>
9758 * config/i386/i386.c (x86_use_himode_fiop): New.
9759 (x86_use_simode_fiop): Rename from x86_use_fiop.
9760 * config/i386/i386.h (x86_use_himode_fiop): Declare.
9761 (TARGET_USE_HIMODE_FIOP): New.
9762 (x86_use_simode_fiop): Rename from x86_use_fiop.
9763 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
9765 * config/i386/i386.md (X87MODEI12): New mode macro define.
9766 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
9767 to implement x87 FP compare with HImode input operands.
9768 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
9769 Use X87MODEI12 mode macro to handle HImode input operands.
9770 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
9771 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
9772 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
9773 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
9774 macro to implement x87 operators with HImode input operands.
9775 (fop splitters): Use X87MODEI12 mode macro to handle HImode
9778 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9780 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
9782 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
9783 constants invariant.
9785 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9787 * basic-block.h (BB_VISITED): Removed.
9788 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
9790 2005-03-14 Falk Hueffner <falk@debian.org>
9793 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
9795 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9797 * ggc-zone.c: Fix comment typos.
9799 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
9800 stringpool.c, config/mips/mips-protos.h: Update copyright.
9802 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9804 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
9805 throughout with its typedef, "rtx".
9806 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
9807 (rs6000_tls_symbol_ref_1): Remove inline keyword.
9808 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
9809 regs in comment to match code.
9811 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9813 * except.c (check_handled): Make it static.
9814 * except.h: Remove the corresponding prototype.
9816 * function.c (get_func_frame_size): Make it static.
9817 * function.h: Remove the corresponding type.
9819 * regclass.c (reg_class_superclasses, reg_class_subclasses):
9821 * hard-reg-set.h: Remove the corresponding declarations.
9823 * tree-cfg.c (verify_stmts): Check that
9824 bb_for_stmt (stmt) == bb for every PHI node and statement.
9826 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9828 * config.gcc: Remove excess indentation.
9829 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
9831 2005-03-13 Roger Sayle <roger@eyesopen.com>
9834 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
9835 * fold-const.c (fold_sign_changed_comparison): Likewise.
9836 (fold_binary): Optimize comparisons against widened operands if
9837 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
9839 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9841 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
9842 (sparc_override_options): Initialize it.
9843 (sparc_struct_value_rtx): Set it on the MEM to be returned.
9845 2005-03-13 David Edelsohn <edelsohn@gnu.org>
9847 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
9848 (reg_or_none500mem_operand): New predicate.
9849 (zero_reg_mem_operand): New predicate.
9850 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
9851 to reg_or_none500mem_operand.
9852 (extendsfdf2_fpr): Add MEM alternative.
9853 (extenddftf2_internal): Change operand2 predicate to
9854 zero_reg_mem_operand.
9856 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9858 * ggc-zone.c: Rewritten.
9860 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
9862 * configure.ac: Define GGC_ZONE for --with-gc=zone.
9863 * config.in: Regenerated.
9864 * configure: Regenerated.
9865 * gengtype.c (write_types_process_field, write_func_for_structure):
9866 Pass new argument to gt_pch_note_object.
9867 * ggc-common.c (struct ptr_data): Add TYPE.
9868 (gt_pch_note_object): Take TYPE argument and save it.
9869 (call_count): Update call to ggc_pch_count_object.
9870 (call_alloc): Update call to ggc_pch_alloc_object.
9871 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
9873 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
9874 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
9875 (ggc_alloc_zone_stat): Delete.
9876 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
9877 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
9878 (ggc_pch_alloc_object): Update prototypes.
9879 (garbage_zone): Delete.
9880 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
9881 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
9883 (tree_id_zone): New variable.
9884 (ggc_alloc_cleared_zone): Remove unused.
9885 (ggc_alloc_zone): Define.
9886 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9887 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9888 ggc_alloc_zone_stat.
9889 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9890 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9891 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9892 (make_node_stat): Likewise. Use tree_id_zone.
9894 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9895 Joseph S. Myers <joseph@codesourcery.com>
9897 * configure.ac: Check for MIPS TLS.
9898 * configure: Regenerated.
9899 * config/mips/mips-protos.h (enum mips_symbol_type): Add
9900 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9901 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9902 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9903 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9904 (mips_classify_symbol, mips_symbolic_constant_p)
9905 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9906 (mips_tls_operand_p, mips_call_tls_get_addr)
9907 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9908 (mips_tls_symbol_ref_1): New functions.
9909 (mips_legitimize_address, mips_legitimize_const_move): Call
9910 mips_legitimize_tls_address.
9911 (override_options): Handle V1_REG and TLS symbols. Disable TLS
9913 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9914 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9915 (mips_char_to_class): Document V1_REG.
9916 (HAVE_AS_TLS): Provide default.
9917 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9919 (load_got<mode>): Renamed from *load_got<mode>. Allow when
9921 (tls_get_tp_<mode>): New instruction.
9923 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9925 * configure.ac: Update checks for target tools.
9926 * configure: Regenerated.
9928 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9930 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9932 2005-03-13 Roger Sayle <roger@eyesopen.com>
9934 * expmed.c (expand_mult): Use synthetic multiplication sequences for
9935 more classes of DImode multiplication by constant. Allow both
9936 multiplication by small negative constants (by performing a
9937 multiplication by a positive constant and negating the result) and
9938 multiplications by large powers of two, by using a left shift.
9940 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9942 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9943 of basic blocks into work_stack.
9945 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9946 config/mips/vr.h: Update copyright.
9948 * c-decl.c (c_init_decl_processing): Remove useless calls to
9949 build_function_type.
9951 * builtins.c (fold_trunc_transparent_mathfn,
9952 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9953 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9954 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9955 fold_builtin_strcpy, fold_builtin_strncpy,
9956 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9959 * builtins.c (expand_builtin_mathfn_3): Remove local variable
9962 * lambda-code.c (lambda_compute_auxillary_space): Remove local
9963 variable determinant.
9965 * tree-cfg.c (group_case_labels): Remove local variable type.
9967 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9970 * tree-ssa-phiopt.c (value_replacement): Remove local variable
9973 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
9976 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9977 (*movmemqi_insn): Delete.
9978 (*movmemhi): Delete.
9980 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9982 * builtins.c (fold_builtin_classify): Take decomposed
9983 arguments of CALL_EXPR.
9984 (fold_builtin_1): Update a call to fold_builtin_classify.
9986 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
9989 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9990 through into call to parser_xref_tag after parse error.
9991 (c_parser_struct_declaration): Consistently return NULL_TREE on
9994 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
9996 * tree-flow-inline.h (ref_contains_array_ref): New function.
9997 (lookup_subvars_for_var): Ditto.
9998 (get_subvars_for_var): Ditto.
9999 (var_can_have_subvars): Ditto.
10001 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
10002 (struct subvar): New type.
10004 * tree-dfa.c (okay_component_ref_for_subvars): New function.
10006 * tree-optimize.c (init_tree_optimization_passes): Call
10007 pass_create_structure_vars.
10009 * tree-ssa-alias.c: Include vec.h.
10010 (init_alias_info): Don't auto-clear call clobbered on struct-field
10012 (compute_flow_insensitive_aliasing): Handle subvars.
10013 (group_aliases): Handle STRUCT_FIELD aliases.
10014 (setup_pointers_and_addressables): Ditto.
10015 Don't mark variables non-addressable if they still have
10016 addressable subvars.
10017 Also mark subvars addressable when the real variable is marked
10019 (add_pointed_to_var): Try to prune the pointed-to set by only
10020 pointing to subvars when possible.
10021 Otherwise, make sure we set addresses_needed and pt_vars to
10022 properly include subvars.
10023 (bitpos_of_field): New function.
10024 (push_fields_onto_fieldstack): Ditto.
10025 (get_or_create_used_part_for): Ditto.
10026 (create_overlap_variables_for): Ditto.
10027 (find_used_portions): Ditto.
10028 (create_structure_vars): Ditto.
10029 (pass_create_structure_vars): New structure.
10031 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10032 (get_expr_operands): Handle subvars. Also try to turn
10033 COMPONENT_REF accesses into must-defs now that we can accurately
10035 (note_addressable): Try to only mark as addressable those subvars
10036 we know a COMPONENT_REF touches.
10037 (overlap_subvar): New function.
10039 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10040 Handle subvar storing.
10041 (vect_address_analysis): Update caller of vect_object_analysis.
10043 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10045 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10046 (STMT_VINFO_SUBVARS): New macro.
10048 * common.opts: add flag_tree_salias.
10050 * opts.c (decode_options): flag_tree_salias defaults to on.
10052 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10054 * doc/tree-ssa.texi: Document structural alias analysis.
10056 2005-03-12 Steven Bosscher <stevenb@suse.de>
10058 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10059 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10060 * tree-ssa-operands.c (get_expr_operands): Likewise.
10061 (get_expr_operands): Likewise for ERROR_MARK.
10063 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10065 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10068 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10071 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10072 (mark_operand_necessary): Remove local variable ver.
10074 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10075 variable prefix_len.
10077 * value-prof.c (mod_subtract_transform): Remove local variable
10080 * builtins.c (fold_builtin_exponent): Take decomposed
10081 arguments of CALL_EXPR.
10082 (fold_builtin_1): Update a call to fold_builtin_exponent.
10084 * builtins.c (fold_builtin_logarithm): Take decomposed
10085 arguments of CALL_EXPR.
10086 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10088 * c-decl.c (c_init_decl_processing): Remove local variables
10089 ptr_ftype_void and ptr_ftype_ptr.
10091 * gimplify.c (gimplify_expr): Remove local variables r0 and
10094 * reg-stack.c (move_for_stack_reg): Remove local variable
10096 (compare_for_stack_reg): Remove local variable flags_user.
10097 (convert_regs_1): Remove local variable deleted.
10099 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10101 (combine_blocks): Remove local variables exits and new_e.
10103 * tree-inline.c (expand_call_inline): Remove local variable
10106 * tree-ssa-live.c (create_ssa_var_map,
10107 calculate_live_on_entry): Remove local variable snn.
10109 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10111 * c-lex.c (c_lex_with_flags): Add parameter to call to
10114 2005-03-11 Per Bothner <per@bothner.com>
10116 * c-tree.h (struct c_declarator): New id_loc field.
10117 * c-pragma.h (c_lex_with_flags): Take position reference.
10118 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10119 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10120 (c_lex): Pass dummy location to c_lex_with_flags.
10121 * c-parser.c (c_lex_one_token): Set c_token's location using
10122 c_lex_with_flags, instead of input_location, which might be "ahead".
10123 (c_parser_direct_declarator): Set declarator's id_loc from
10125 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10126 declarator's id_loc, rather than probably-imprecise input_location.
10127 (build_id_declarator): Initialize c_declarator's id_loc field.
10129 2005-03-11 Roger Sayle <roger@eyesopen.com>
10131 PR middle-end/20419
10132 * builtins.c (expand_builtin_signbit): Force the signbit's word
10133 into an integer register to avoid SUBREGs of floating point modes.
10135 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10137 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10138 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10139 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10140 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10142 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10144 PR rtl-optimization/20306
10145 * expr.c (emit_move_complex): Set try_int false if mode is
10146 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10147 emit_block_move if try_int is true.
10149 2005-03-11 Richard Henderson <rth@redhat.com>
10152 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10153 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10156 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10158 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10159 (TARGET_FIX_VR4130): New macro.
10160 (TARGET_OPTIONS): Add -mfix-vr4130.
10161 (ISA_HAS_MACCHI): New macro.
10162 (ASM_SPEC): Add -mfix-vr4130.
10163 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10164 (override_options): Handle mips_fix_vr4130_string.
10165 (mips_avoid_hazards): Clear all_noreorder_p
10166 if we're working around VR4130 errata and the macc alternatives
10168 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10169 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10170 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10171 (MULTILIB_DEFAULTS): Remove leading "march=".
10172 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10173 if no architecture option is given.
10174 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10176 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10177 * doc/invoke.texi: Document -mfix-vr4130.
10179 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10181 * config/mips/mips.c (override_options): Only warn about -mint64
10182 deprecation if TARGET_INT64.
10184 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10186 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10187 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10188 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10189 are non-specific regarding the nonnull parameter positions.
10190 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10191 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10192 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10193 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10195 * builtins.def: Use the non-specific "nonnull" attibute lists.
10197 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10199 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10200 single_pred_edge, single_succ, single_pred): Improve comments.
10202 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10204 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10205 single_pred_edge, single_succ, single_pred): New inline functions.
10206 * bb-reorder.c (rotate_loop, find_traces_1_round,
10207 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10208 duplicate_computed_gotos): Use the single_succ/pred functions.
10209 * cfganal.c (forwarder_block_p): Ditto.
10210 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10211 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10212 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10213 merge_seq_blocks): Ditto.
10214 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10215 * cfglayout.c (fixup_reorder_chain): Ditto.
10216 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10217 canonicalize_loop_headers, verify_loop_structure): Ditto.
10218 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10219 mfb_update_loops, create_preheader, force_single_succ_latches,
10220 create_loop_notes): Ditto.
10221 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10222 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10223 commit_one_edge_insertion, purge_dead_edges,
10224 cfg_layout_can_merge_blocks_p): Ditto.
10225 * except.c (sjlj_emit_function_enter): Ditto.
10226 * flow.c (init_propagate_block_info): Ditto.
10227 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10228 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10229 insert_insn_end_bb): Ditto.
10230 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10231 find_if_case_2): Ditto.
10232 * lambda-code.c (perfect_nestify): Ditto.
10233 * lcm.c (optimize_mode_switching): Ditto.
10234 * loop-doloop.c (doloop_modify): Ditto.
10235 * loop-init.c (loop_optimizer_init): Ditto.
10236 * loop-iv.c (simplify_using_initial_values): Ditto.
10237 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10238 * loop-unswitch.c (unswitch_loop): Ditto.
10239 * modulo-sched.c (generate_prolog_epilog): Ditto.
10240 * predict.c (combine_predictions_for_insn, estimate_probability,
10241 tree_estimate_probability, last_basic_block_p,
10242 estimate_bb_frequencies): Ditto.
10243 * profile.c (branch_prob): Ditto.
10244 * regrename.c (copyprop_hardreg_forward): Ditto.
10245 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10246 * tracer.c (layout_superblocks): Ditto.
10247 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10248 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10249 cleanup_control_expr_graph, disband_implicit_edges,
10250 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10251 tree_verify_flow_info, tree_make_forwarder_block,
10252 tree_forwarder_block_p, remove_forwarder_block,
10253 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10254 * tree-if-conv.c (tree_if_conversion): Ditto.
10255 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10256 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10257 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10258 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10259 copy_loop_headers): Ditto.
10260 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10261 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10262 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10263 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10264 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10265 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10266 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10267 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10268 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10269 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10270 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10271 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10272 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10273 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10274 slpeel_add_loop_guard): Ditto.
10276 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10278 PR tree-optimization/15784
10279 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10282 * stmt.c (expand_case): Don't change index_type. Convert minval
10283 to the proper type.
10285 PR tree-optimization/20130
10286 * fold-const.c (fold): Fold x * -1 into -x.
10288 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10290 PR rtl-optimization/20331
10291 * rtlanal.c (modified_between_p): Check its address first for MEM.
10292 (modified_in_p): Likewise.
10294 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10296 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10298 2005-03-10 Steven Bosscher <stevenb@suse.de>
10300 * expr.c (expand_expr_real_1): If possible, use a conditional
10301 move for expanding MIN_EXPR and MAX_EXPR.
10302 Use temp for moving around rtx-en.
10304 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10307 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10310 2005-03-10 Roger Sayle <roger@eyesopen.com>
10312 * builtins.c (expand_builtin_signbit): Extend to handle floating
10313 point modes wider than the largest integer type, using the
10314 operand_subword_force function to obtain the signbit's word.
10316 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10319 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10320 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10322 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10324 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10326 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10328 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10330 (perform_edge_inserts): Unconditionally call
10331 free_dominator_info.
10333 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10335 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10337 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10339 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10341 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10343 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10345 (rtl_register_value_prof_hooks,
10346 tree_value_profile_transformations,
10347 tree_register_value_prof_hooks): Likewise.
10348 * var-tracking.c (stack_adjust_offset_pre_post,
10349 variable_htab_free, variable_union, dataflow_set_different_2,
10350 count_uses, variable_was_changed, set_frame_base_location,
10351 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10352 vt_add_function_parameters): Likewise.
10353 * varasm.c (named_section_real, named_section, make_decl_rtl,
10354 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10355 const_hash_1, compare_constant, copy_constant, force_const_mem,
10356 output_constant_pool_2, output_constant_pool_1, output_constant,
10357 output_constructor, make_decl_one_only, decl_tls_model,
10358 default_no_named_section, default_elf_select_section_1,
10359 default_unique_section_1): Likewise.
10360 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10361 * vmsdbgout.c (addr_const_to_string): Likewise.
10364 * function.c (struct assign_parm_data_one): Remove last_named
10366 (assign_parm_find_data_types): Don't determine last_named.
10367 Reorder named_parm determination.
10368 (assign_parms): Only setup varargs on the last non-varadic
10371 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10373 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10374 sda base address on medium model.
10376 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10378 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10379 * cfgloop.c (flow_loop_nodes_find): Export.
10380 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10382 * cfgloopmanip.c (fix_loop_structure): New function.
10383 * predict.c (predict_loops): Clean up the loops information.
10384 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10385 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10387 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10388 (rewrite_into_loop_closed_ssa): Declaration changed.
10389 * tree-loop-linear.c (linear_transform_loops): Add argument to
10390 rewrite_into_loop_closed_ssa call.
10391 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10392 * tree-ssa-loop-im.c (move_computations): Ditto.
10393 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10394 * tree-vectorizer.c (vectorize_loops): Ditto.
10395 * tree-optimize.c: Include cfgloop.h.
10396 (execute_todo): Choose whether to call cleanup_tree_cfg or
10397 cleanup_tree_cfg_loop.
10398 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10399 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10400 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10401 cleanup_tree_cfg_loop call.
10402 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10403 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10404 work on part of cfg.
10406 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10408 PR inline-asm/20314
10409 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10410 with multiple alternatives.
10412 * stmt.c (parse_output_constraint): Fix a typo.
10414 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10416 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10417 assembly directive instead of deprecated "no-generics".
10419 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10421 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10422 for non-offsettable memory references to cope with outstanding reload
10424 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10425 avoid losing outstanding address reloads.
10426 ("reload_outdi", "reload_outdf"): Likewise.
10428 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10430 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10431 code. Add more cbrt transformations.
10433 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10435 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10437 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10439 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10440 NULL_TREE when a given tree is not simplified.
10441 (fold): Return the original tree when any of the functions
10442 mentioned above NULL_TREE.
10444 * fold-const.c (fold_unary, fold_binary): Take decomposed
10445 arguments, code, type, op0, and op1 in case of fold_binary.
10446 (fold): Update calls to fold_unary and fold_binary.
10448 2005-03-09 Roger Sayle <roger@eyesopen.com>
10450 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10451 a fndecl and an arglist instead of a CALL_EXPR, exp.
10453 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10455 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10457 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10459 * expr.c (expand_assignment): Remove orig_to_rtx.
10461 * fold-const.c (int_const_binop): Remove no_overflow.
10463 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10465 * loop-iv.c (get_biv_step_1): Remove lhs.
10467 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10469 * real.c (real_nan): Remove neg.
10471 * function.c (thread_prologue_and_epilogue_insns): Remove i
10474 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10477 * tree-eh.c (tree_could_trap_p): Remove idx.
10479 * tree-into-ssa.c (ann): Remove ann.
10481 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10483 * tree-sra.c (decide_block_copy): Remove inst_count.
10485 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10487 * tree-ssa-loop-im.c (lhs): Remove.
10489 * cfgbuild.c (state, STATE, SET_STATE,
10490 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10492 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10493 (find_basic_blocks): Set the state of each basic block to
10496 2005-03-08 Jeff Law <law@redhat.com>
10498 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10499 goto results in the removal of edges in the CFG, then we need
10500 to recompute dominators.
10502 2005-03-09 Ben Elliston <bje@au.ibm.com>
10504 * c-common.c (c_do_switch_warnings): Comment fix.
10506 2005-03-08 Julian Brown <julian@codesourcery.com>
10508 * Patch from 2005-03-08 reverted for causing regressions and
10509 ppc-darwin bootstrap failure.
10511 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10513 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10514 Define the real function for ppc-darwin.
10515 * c-typeck.c (convert_arguments): Check for target-specific
10516 invalid argument call to unprototyped function.
10517 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10519 * target.h (invalid_arg_for_unprototyped_fn): New field
10521 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10522 default target hook.
10523 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10526 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10528 * c-typeck.c (constructor_stack, constructor_range_stack,
10529 initializer_stack): Make them static.
10531 * cfg.c (rbi_pool): Make it static.
10533 * gimple-low.c (lower_stmt_body): Make it static.
10534 * tree-flow.h: Remove the corresponding prototype. Don't
10535 declare lower_data.
10537 * sched-deps.c (cache_size): Make it static.
10539 * stor-layout.c (lang_adjust_rli): Make it static.
10541 2005-03-08 Julian Brown <julian@codesourcery.com>
10543 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10544 from being used for symbols with vague linkage when
10545 HAVE_GAS_COMDAT_GROUP is true.
10547 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10549 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10550 nlabel == JUMP_LABEL (jump).
10552 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10554 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10555 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10556 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10557 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10559 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10562 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10563 * c-common.c (handle_returns_twice): New function.
10564 (c_common_attribute_table): Declare eturns_twice' attribute.
10565 * doc/extend.texi: Document eturns_twice' attribute.
10566 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10567 (struct tree_decl): Add returns_twice_flag.
10569 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10571 * tree-ssa-phiopt.c: Fix a comment typo.
10573 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10574 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10575 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10578 2005-03-08 Richard Henderson <rth@redhat.com>
10580 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10581 builtin codes with ctzdi2, clzdi2, popcountdi2.
10582 (struct alpha_builtin_def): Add is_const.
10583 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10584 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10585 (alpha_init_builtins): Init them. Set nothrow and const attributes
10587 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10588 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10589 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10590 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10591 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10592 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10593 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10594 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10595 (TARGET_FOLD_BUILTIN): New.
10596 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10597 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10599 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10601 2005-03-08 Ira Rosen <irar@il.ibm.com>
10603 PR tree-optimization/20122
10604 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10605 condition of access function instead of base.
10607 2005-03-07 Jeff Law <law@redhat.com>
10608 Steven Bosscher <stevenb@suse.de>
10610 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10611 (find_taken_edge): Call find_taken_edge_computed_goto as
10612 appropriate. Allow any gimple invariant rather than just
10613 INTEGER_CST for VAL.
10614 (cleanup_control_flow): Cleanup a computed goto which has turned
10615 into a simple goto.
10616 (tree_merge_blocks): If block B has any forced labels, move
10617 them to the start of block A.
10618 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10619 computed gotos as well.
10620 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10621 removal of unnecessary computed gotos too.
10622 (lookup_redirection_data): Fix type of INSERT argument. Callers
10625 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10627 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
10628 Remove trailing spaces.
10630 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10631 unshare_all_trees): Make them static.
10632 * tree-gimple.h: Remove the corresponding prototypes.
10634 * diagnostic.h: Remove unused prototype
10635 debug_output_buffer.
10636 * modulo-sched.c: Remove unused prototype
10637 set_row_column_for_ps.
10639 * tree-ssa-phiopt.c (tree_ssa_phiopt,
10640 replace_phi_edge_with_variable): Remove unused variable i.
10642 2005-03-07 Per Bothner <per@bothner.com>
10644 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10646 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
10649 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10650 bbs on the COND_EXPR instead of the PHI_NODEs.
10651 (candidate_bb_for_phi_optimization): Remove.
10652 (replace_phi_with_stmt): Rename to ...
10653 (replace_phi_edge_with_variable): this and change so that we
10654 replace the phi argument instead of removing the PHI.
10655 (conditional_replacement): Change so we deal with PHI with more
10656 than two arguments.
10657 (value_replacement): Likewise.
10658 (abs_replacement): Likewise.
10660 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
10662 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10663 output_e500_flip_gt_bit.
10665 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10667 (rs6000_generate_compare): Fix logic to look at the correct bits.
10668 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10670 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10671 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
10672 gen_move_from_CR_gt_bit.
10674 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10675 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10676 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
10678 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
10679 (E500_CR_IOR_COMPARE): New constant.
10681 2005-03-08 Earl Chew <earl_chew@agilent.com>
10682 David Billinghurst <David.Billinghurst@riotinto.com>
10684 * config/i386/host-cygwin.c: New file to support precompiled
10686 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
10687 * config.host: Use above files for cygwin host.
10689 2005-03-07 David Edelsohn <edelsohn@gnu.org>
10691 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
10692 ordering ops from earlier change.
10694 2005-03-07 Per Bothner <per@bothner.com>
10696 Various fixes to allow us to again build if --enable-mapped-location:
10697 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
10698 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
10699 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
10700 local variable loc. Change logic appropriately.
10701 * tree-vect-transform.c (vect_finish_stmt_generation): Use
10702 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
10703 * c-parser.c (c_parser_for_statement): Initialize loc variable.
10704 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
10705 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
10707 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
10709 PR rtl-optimization/19683
10710 * reload1.c (choose_reload_regs): Pass the number of bits, not the
10711 number of bytes, to smallest_int_for_mode. Fix arguments to
10712 REG_CANNOT_CHANGE_MODE_P.
10714 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10716 * reorg.c (relax_delay_slots): Check that the jump is
10717 conditional before trying to invert it.
10719 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10721 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
10724 * calls (stack_arg_under_construction): Make it static.
10726 * flow.c (regs_live_at_setjmp): Make it static.
10727 * flow.h: Remove the corresponding prototype.
10729 * reload1.c (reload_startobj, reload_firstobj,
10730 something_needs_operands_changed, reload_inherited,
10731 reload_inheritance_insn, reload_override_in,
10732 reload_spill_index): Make them static.
10734 * recog.c (verify_changes): Make it static.
10735 * recog.h: Remove the corresponding prototype.
10737 * cfgbuild.c (find_sub_basic_blocks): Remove.
10738 * basic-block.h: Remove the corresponding prototype.
10739 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
10741 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
10743 * tree-ssa-operands.c (check_build_stmt): Remove.
10745 * stor-layout.c (set_alignment): Remove.
10746 * tree.h: Remove the corresponding prototype.
10748 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
10750 * tree-ssa-dce.c (control_dependence_map,
10751 visited_control_parents): Make them static.
10753 * cfghooks.c (verify_flow_info): Remove local variable
10756 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
10759 * loop-unswitch.c (unswitch_loop): Remove local variable src.
10761 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
10763 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
10765 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
10767 * config/ia64/hpux.h (LINK_SPEC): Add -z.
10768 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
10769 PARALLEL for an empty structure.
10771 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10773 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
10775 * fold-const.c (fold_binary): Unroll the very first "for"
10778 2005-03-06 David Edelsohn <edelsohn@gnu.org>
10780 * config/rs6000/predicates.md (branch_comparison_operator): Remove
10781 redundant match_code test.
10782 (scc_comparison_operator): Swap match_operand and match_code
10784 (branch_positive_comparison_operator): Same.
10785 (trap_comparison_operator): Use comparison_operator and swap with
10788 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
10791 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
10792 (out_movhi_r_mr): Read low byte of volatile MEM first.
10793 (out_movhi_mr_r): Write high byte of volatile MEM first.
10795 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10797 * cselib.c (reg_values, reg_values_size): Make them static.
10799 * cse.c (cse_reg_info_table): Make it static.
10801 * fold-const.c (fold_unary): Use build1 instead of copy_node.
10803 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
10805 * cse.c (find_best_addr): Use canon_for_address.
10807 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10809 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
10810 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
10811 SUBREG and MEM, respectively.
10813 * fold-const.c (fold_binary): Use code instead of t.
10815 * fold-const.c (optimize_minmax_comparison): Take decomposed
10816 arguments code, type, op0, and op1 instead of t.
10817 (fold_binary): Update a call to optimize_minmax_comparison.
10819 * fold-const.c (fold_range_test): Take decomposed arguments
10820 code, type, op0, and op1 instead of t.
10821 (fold_binary): Update a call to fold_range_test.
10823 * fold-const.c (fold_binary_op_with_conditional_arg): Take
10824 decomposed arguments code, type, op0, and op1 instead of t.
10825 (fold_binary): Update a call to fold_range_test.
10827 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10829 * fold-const.c (fold_binary): Avoid directly using the original
10830 expression t as much as possible.
10832 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10834 * c-semantics.c (build_stmt): Use TYPE_P instead of
10835 IS_NON_TYPE_CODE_CLASS.
10836 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
10837 (NON_TYPE_CHECK): Use TYPE_P instead of
10838 IS_NON_TYPE_CODE_CLASS.
10840 * fold-const.c (fold): Remove handling of binary expressions.
10842 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
10844 * doc/c-tree.texi: Wrap comments in @r{}.
10845 * doc/cpp.texi: Likewise.
10846 * doc/cppinternals.texi: Likewise.
10847 * doc/extend.texi: Likewise.
10848 * doc/md.texi: Likewise.
10849 * doc/objc.texi: Likewise.
10850 * doc/sourcebuild.texi: Likewise.
10851 * doc/tm.texi: Likewise.
10852 * doc/tree-ssa.texi
10854 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10856 * predict.c (apply_return_prediction): Standardize PHI chain
10858 * tree-ssa.c (ssa_redirect_edge): Likewise.
10860 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
10861 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
10864 * tree-phinodes.c (remove_phi_node): Drop the last argument.
10865 * tree-flow.h: Adjust the prototype for remove_phi_node.
10866 * lambda-code.c (perfect_nestify): Adjust a call to
10869 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10870 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
10872 * tree-ssa-dce.c (remove_dead_phis): Likewise.
10873 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
10874 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
10875 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
10877 * combine.c (simplify_and_const_int): Use gen_int_mode instead
10878 of GEN_INT (trunc_int_for_mode (...)).
10879 * loop-iv.c (iv_number_of_iterations): Likewise.
10880 * postreload.c (reload_cse_move2add): Likewise.
10881 * simplify-rtx.c (simplify_const_unary_operation,
10882 simplify_const_binary_operation): Likewise.
10883 * stor-layout.c (get_mode_bounds): Likewise.
10885 * fold-const.c (fold_binary): New.
10886 (fold): Call fold_binary on binary expressions.
10888 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
10890 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10891 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10892 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10893 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10894 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10896 2005-03-04 Devang Patel <dpatel@apple.com>
10898 PR tree-optimization/18815
10899 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10900 loops with zero exit edges.
10902 2005-03-04 Devang Patel <dpatel@apple.com>
10904 * doc/invoke.texi: Remove reference to webpage that does not exist.
10906 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
10907 Joseph S. Myers <joseph@codesourcery.com>
10910 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10911 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10912 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10913 * pa.c (get_plabel): Change argument to symbol_ref. Call
10914 maybe_get_identifier instead of get_identifier.
10915 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10916 (struct deferred_plabel): Replace name field with symbol field.
10917 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10918 ASM_OUTPUT_EXTERNAL_REAL is defined.
10919 (output_global_address): Use output_addr_const for output of all
10921 (output_deferred_plabels): Use symbol_ref instead of name for address
10923 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10924 ASM_OUTPUT_SYMBOL_REF): New macros.
10925 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
10927 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10930 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
10932 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10933 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10935 2005-03-04 Jeff Law <law@redhat.com>
10937 * basic-block.h (rediscover_loops_after_threading): Declare.
10938 * tree-ssa-dom.c: Include cfgloop.h.
10939 (tree_ssa_dominator_optimize): Discover loops and some basic
10940 properties. Remove forwarder blocks recreated by loop header
10941 canonicalization. Also mark backedges in the CFG.
10942 * tree-ssa-threadupdate.c: Include cfgloop.h
10943 (rediscover_loops_after_threading): Define.
10944 (struct local_info): New field, JUMP_THREADED.
10945 (prune_undesirable_thread_requests): New function.
10946 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
10947 then record that fact for the callers of redirct_edges.
10948 (thread_block): If BB has incoming backedges, then call
10949 prune_undesirable_thraed_requests. Note when we are
10950 going to have to rediscover loop information. Return a
10951 boolean indicating if any jumps were threaded.
10952 (thread_through_all_blocks): Bubble up boolean indicating
10953 if any jumps were threaded.
10954 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10955 (tree-ssa-threadupdate.o): Similarly.
10957 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10959 * fold-const.c (fold_ternary): Unroll the "for" loop to
10962 2005-03-04 Andrew Haley <aph@redhat.com>
10964 * unwind-dw2-fde-glibc.c (struct
10965 unw_eh_callback_data.check_cache): New field.
10966 (frame_hdr_cache): New.
10967 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10968 Cache frame header info.
10970 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
10972 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10973 (print_c_condition): Declare.
10974 * read-rtl.c (ptr_loc): New structure.
10975 (ptr_locs, ptr_loc_obstack, joined_conditions)
10976 (joined_conditions_obstack): New variables.
10977 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10978 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10979 (join_c_conditions, print_c_condition): New functions.
10980 (apply_macro_to_string): Associate the new string with the same
10981 source location as the old one.
10982 (add_condition_to_string): Use join_c_conditions.
10983 (read_string): Use set_rtx_ptr_loc to record a filename and line
10984 number for the string.
10985 (read_rtx): Initialize the new variables above.
10986 * genattrtab.c (write_test_expr, write_attr_value): Use
10988 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
10989 comment above the GCC_VERSION check.
10990 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10991 Inline the definition of MAYBE_EVAL.
10992 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10993 * genoutput.c (process_template): Likewise.
10994 * genpreds.c (write_predicate_subfunction): Likewise.
10995 (write_predicate_expr): Use print_c_condition.
10996 * genrecog.c (write_cond): Likewise.
10997 * gensupport.c (process_rtx): Use join_c_conditions to join the
10998 conditions of a define_insn_and_split. Record a source location
10999 for the string after the "&&".
11000 (alter_test_for_insn): Use join_c_conditions.
11002 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
11005 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11006 PR tree-optimization/15784
11007 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11010 2005-03-04 Ben Elliston <bje@au.ibm.com>
11012 * gcc.c (option_map): Add --coverage.
11013 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
11014 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11015 * config/darwin.h: Pass -lgcov for `coverage'.
11016 * doc/invoke.texi (Debugging Options): Document --coverage.
11018 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11020 * gcse.c (bypass_block): Use find_edge wherever possible.
11022 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11026 * c-opts.c (c_common_parse_file): Call start_source_file
11027 and end_source_file at the approriate times.
11029 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11030 the main file, it will be done for us now.
11032 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11034 * fold-const.c (fold_ternary): New.
11035 (fold): Call fold_ternary on ternary expressions. Remove
11036 handling of ternary expressions.
11038 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11040 PR tree-optimization/15784
11041 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11044 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11046 * config/rs6000/predicates.md (branch_comparison_operator):
11047 Convert from C block to conditional format.
11049 2005-03-03 Jan Hubicka <jh@suse.cz>
11051 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11052 and non-constant public variables.
11054 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11056 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11059 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11062 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11063 calls to release_ssa_name and release_phi_node.
11065 * fold-const.c (fold): Remove handling of unary expressions.
11067 * fold-const.c (fold_unary): Avoid directly using the original
11068 expression t as much as possible.
11070 2005-03-03 Roger Sayle <roger@eyesopen.com>
11071 Andrew Pinski <pinskia@physics.uc.edu>
11073 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11074 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11076 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11078 Describe special registers SRP and MOF as allocatable registers.
11079 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11080 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11081 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11082 TARGET_HAS_MUL_INSNS.
11083 (cris_print_operand) <case 'd'>: New case.
11084 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11085 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11087 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11088 (REG_ALLOC_ORDER): Update for MOF.
11089 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11091 (GENERAL_REGS): No longer a define of ALL_REGS.
11092 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11093 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11094 Adjust accordingly.
11095 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11096 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11097 (SECONDARY_RELOAD_CLASS): Define.
11098 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11099 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11100 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11101 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11102 (REGISTER_MOVE_COST): Define.
11103 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11104 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11105 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11106 (CRIS_MOF_REGNUM): New define_constants.
11107 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11109 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11111 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11112 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11113 Adjust for MOF being properly described as a register.
11114 (indir_to_reg_split): Name this split. Conditionalize on the
11115 destination register being a general register.
11116 (movei): Conditionalize on on operands 0 and 1 having the same
11119 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11122 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11123 -mcpu to override any other explicitly given flags.
11125 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11127 * recog.c (verify_changes, confirm_change_group): New functions,
11128 broken out of apply_change_group.
11129 (apply_change_group): Use them.
11130 * recog.h (verify_change, confirm_change_group): Declare.
11131 * rtl.h (redirect_jump_2): Declare.
11132 * jump.c (redirect_exp, invert_exp): Delete.
11133 (invert_exp_1): Take second parameter. Return value. Changed caller.
11134 (redirect_jump_2): New function, broken out of redirect_jump.
11135 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11136 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11137 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11139 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11141 * varasm.c (named_section): Use xstrdup rather than doing it by
11144 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11146 2005-03-02 Devang Patel <dpatel@apple.com>
11148 Undo PR tree-optimization/18815 fix.
11150 2005-03-02 Devang Patel <dpatel@apple.com>
11152 PR tree-optimization/18815
11153 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11154 loops with zero exit edges.
11156 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11158 * cfg.c (connect_src, connect_dest, disconnect_src,
11159 disconnct_dest): New.
11160 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11161 redirect_edge_pred): Use the new functions.
11163 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11164 free_dominance_info only when needed.
11166 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11169 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11170 (reg_or_sub_cint64_operand): Same.
11172 2005-03-02 Jeff Law <law@redhat.com>
11174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11175 CFG_ALTERED in the main DOM iteration loop.
11177 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11180 * varasm.c (initializer_constant_valid_p): Allow conversions
11181 between OFFSET_TYPEs. Tidy.
11183 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11185 * config/cris/cris.md ("return"): Remove epilogue delay list
11188 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11190 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11192 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11194 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11196 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11197 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11198 config/m68k/m68k.c, config/mips/mips.h,
11199 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11200 doc/include/gcc-common.texi: Update copyright.
11202 PR middle-end/18029 and PR middle-end/18030
11203 * expr.c (optimize_bitfield_assignment_op): Add a special case
11204 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11206 * fold-const.c (fold_unary): New.
11207 (fold): Call fold_unary on unary expressions.
11209 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11211 * cgraph.h (struct cgraph_edge): Add prev_caller and
11212 prev_callee fields.
11213 (cgraph_node_remove_callees): Export.
11214 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11216 (cgraph_edge_remove_callee): New function.
11217 (cgraph_edge_remove_caller): Likewise.
11218 (cgraph_remove_edge): Use.
11219 (cgraph_redirect_edge_callee): Likewise.
11220 (cgraph_node_remove_callees): New function.
11221 (cgraph_node_remove_callers): Likewise.
11222 (cgraph_remove_node): Use.
11223 * tree-optimize.c (tree_rest_of_compilation): Use
11224 cgraph_node_remove_callees instead of manual loop.
11225 * cgraphunit.c (cgraph_finalize_function): Likewise.
11226 (cgraph_expand_function): Likewise.
11227 (cgraph_remove_unreachable_nodes): Likewise.
11229 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11232 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11234 * c-decl.c (undeclared_variable): Take location as argument.
11235 * c-typeck.c (build_external_ref): Likewise.
11236 * c-parser.c (c_parser_postfix_expression): Pass location of
11237 identifier to build_external_ref.
11239 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11241 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11242 CCEQ mode for branch_positive_comparison_operator test.
11243 * config/rs6000/predicates (branch_comparison_operator): Revert to
11245 (scc_comparison_operator): Same.
11246 (branch_positive_comparison_operator): Same.
11248 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11250 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11251 (cris_delay_slots_for_epilogue): Remove.
11252 (save_last): Move into cris_target_asm_function_epilogue.
11253 (cris_target_asm_function_epilogue): Remove tests for file being
11255 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11256 (cris_delay_slots_for_epilogue): Remove prototypes.
11257 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11258 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11260 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11262 * config/rs6000/predicates.md (branch_comparison_operator): Change
11263 to define_special_predicate.
11264 (scc_comparison_operator): Same.
11265 (branch_positive_comparison_operator): Same.
11267 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11269 * Makefile.in (tree-ssa-sink.o): New.
11270 (OBJS-common): Add tree-ssa-sink.o.
11271 * common.opt: Add -ftree-sink
11272 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11273 * timevar.def (TV_TREE_SINK): new timevar.
11274 * tree-flow.h (is_hidden_global_store): Prototype.
11275 * tree-optimize.c (init_tree_optimization_passes): Add
11277 * tree-pass.h (pass_sink_code): New.
11278 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11279 for non-obvious global store store to is_hidden_global_store, and
11280 call that new function.
11281 * tree-ssa-sink.c: New file.
11282 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11283 * doc/passes.texi: Document forward store motion.
11284 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11285 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11286 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11287 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11289 2005-03-01 Per Bothner <per@bothner.com>
11291 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11292 and we have a non-zero column-number, add it to the message.
11293 Also factor out the diagnostic_kind_text.
11295 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11297 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11298 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11299 flow_loop_scan): Removed.
11300 (flow_loop_dump): Do not dump removed fields.
11301 (flow_loop_free): Do not free removed fields.
11302 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11303 (loop_exit_edge_p): New function.
11304 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11305 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11306 num_exits, exits_doms.
11307 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11308 LOOP_EDGES, LOOP_ALL): Removed.
11309 (flow_loop_scan): Declaration removed.
11310 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11311 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11313 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11314 (if_convert): Call flow_loops_find and flow_loops_free
11315 when calling mark_loop_exit_edges.
11316 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11317 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11318 free_dominance_info calls.
11319 * loop-init.c (flow_loops_find): Ditto.
11320 * passes.c (rest_of_handle_branch_prob): Ditto.
11321 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11322 * loop-unroll.c (analyze_insns_in_loop): Do not use
11324 * predict.c (predict_loops): Do not call flow_loop_scan.
11325 Use get_loop_exit_edges.
11326 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11327 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11328 Do not use EDGE_LOOP_EXIT.
11329 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11330 to bb_with_exit_edge_p.
11331 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11332 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11333 to bb_with_exit_edge_p.
11334 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11336 * tree-loop-linear.c (linear_transform_loops): Do not call
11337 flow_loop_scan. Use loop->single_exit.
11338 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11339 (vect_analyze_loop_form): Do not call flow_loop_scan.
11340 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11342 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11344 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11345 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11346 slpeel_tree_duplicate_loop_to_edge_cfg,
11347 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11348 Use loop_preheader_edge and loop->single_exit. Do not call
11351 2005-03-01 Nick Clifton <nickc@redhat.com>
11353 * config/arm/arm.c (thumb_find_work_register): Check all of the
11354 argument registers to see if they are free, and a couple of
11355 special cases where the last argument register but can be proved
11356 to be available during the function's prologue.
11357 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11358 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11359 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11361 (thumb_compute_save_reg_mask): Likewise. Also use
11362 thumb_find_work_register() to ensure that there is agreement about
11363 which work register is going to be used in the prologue.
11364 (thumb_output_function_prologue): Use unsigned long as the type
11365 for the register bit-mask. Also delay pushing the link register if
11366 other high registers are going to be pushed.
11367 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11368 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11369 redundant prototypes.
11371 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11374 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11375 and after reload in REG+REG indexed addresses without REG_POINTER
11376 set in the base and not set in the index.
11378 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11380 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11381 Don't undefine here.
11382 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11383 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11384 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11385 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11386 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11388 * config.gcc (sh*-*-linux*): Use config/linux.h.
11390 2005-02-28 Dale Johannesen <dalej@apple.com>
11391 Stan Shebs <shebs@apple.com>
11393 Rewrite of 64-bit Darwin structure-by-value pass/return.
11394 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11395 intoffset, use_stack, named.
11396 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11397 (rs6000_darwin64_record_arg_advance_flush): New.
11398 (rs6000_darwin64_record_arg_advance_recurse): New.
11399 (rs6000_darwin64_record_arg_flush): New.
11400 (rs6000_darwin64_record_arg_recurse): New.
11401 (rs6000_darwin64_record_arg): New.
11402 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11403 (function_arg_boundary): Handle 128-bit aligned structs.
11404 (function_arg_advance): Rewrite darwin64 struct handling.
11405 (function_arg): Call rs6000_darwin64_record_arg.
11406 (function_arg_partial_nregs): Handle darwin64 structs.
11407 (rs6000_darwin64_function_value): Remove.
11408 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11410 2005-02-28 Roger Sayle <roger@eyesopen.com>
11412 PR tree-optimization/20216
11413 * tree-chrec.c (tree_fold_factorial): Delete.
11414 (tree_fold_binomial): Change argument list to take a return type
11415 and change the type of K to unsigned int. Rewrite to avoid explicit
11416 evaluation of factorials, and (recursively) calling fold to perform
11417 compile-time arithmetic. Return NULL on (internal) overflow.
11418 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11419 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11420 if any intermediate calculation overflows.
11421 (chrec_apply): Update call to chrec_evaluate.
11423 2005-02-28 James E Wilson <wilson@specifixinc.com>
11425 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11427 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11430 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11431 instead of NULL_TREE on error.
11433 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11435 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11436 (EASY_VECTOR_15_ADD_SELF): Remove.
11437 (num_insns_constant_wide): Not static.
11438 (validate_condition_mode): Not static.
11439 (toc_relative_expr_p): Not static.
11440 (legitimate_indirect_address_p): Not static.
11441 (macho_lo_sum_memory_operand): Not static.
11442 (invalid_e500_subreg): Not static.
11443 (easy_vector_same): Not static.
11444 (easy_vector_splat_const): Not static.
11445 (RS6000_SYMBOL_REF_TLS_P): Remove.
11446 (any_operand): Delete.
11447 (any_parallel_operand): Delete.
11448 (count_register_operand): Delete.
11449 (altivec_register_operand): Delete.
11450 (xer_operand): Delete.
11451 (s8bit_cint_operand): Delete.
11452 (short_cint_operand): Delete.
11453 (u_short_cint_operand): Delete.
11454 (non_short_cint_operand): Delete.
11455 (exact_log2_cint_operand): Delete.
11456 (gpc_reg_operand): Delete.
11457 (cc_reg_operand): Delete.
11458 (cc_reg_not_cr0_operand): Delete.
11459 (reg_or_short_operand): Delete.
11460 (reg_or_neg_short_operand): Delete.
11461 (reg_or_aligned_short_operand): Delete.
11462 (reg_or_u_short_operand): Delete.
11463 (reg_or_cint_operand): Delete.
11464 (reg_or_arith_cint_operand): Delete.
11465 (reg_or_add_cint64_operand): Delete.
11466 (reg_or_sub_cint64_operand): Delete.
11467 (reg_or_logical_cint_operand): Delete.
11468 (got_operand): Delete.
11469 (got_no_const_operand): Delete.
11470 (easy_fp_constant): Delete.
11471 (easy_vector_constant): Delete.
11472 (easy_vector_constant_add_self): Delete.
11473 (zero_constant): Delete.
11474 (zero_fp_constant): Delete.
11475 (volatile_mem_operand): Delete.
11476 (offsettable_mem_operand): Delete.
11477 (mem_or_easy_const_operand): Delete.
11478 (add_operand): Delete.
11479 (non_add_cint_operand): Delete.
11480 (logical_operand): Delete.
11481 (non_logical_cint_operand): Delete.
11482 (mask_operand): Delete.
11483 (mask_operand_wrap): Delete.
11484 (mask64_operand): Delete.
11485 (mask64_2_operand): Delete.
11486 (and64_operand): Delete.
11487 (and64_2_operand): Delete.
11488 (and_operand): Delete.
11489 (reg_or_mem_operand): Delete.
11490 (lwa_operand): Delete.
11491 (symbol_ref_operand): Delete.
11492 (call_operand): Delete.
11493 (current_file_function_operand): Delete.
11494 (input_operand): Delete.
11495 (rs6000_nonimmediate_operand): Delete.
11496 (rs6000_tls_symbol_ref): Delete.
11497 (save_world_operation): Delete.
11498 (restore_world_operation): Delete.
11499 (load_multiple_operation): Delete.
11500 (store_multiple_operation): Delete.
11501 (vrsave_operation): Delete.
11502 (mfcr_operation): Delete.
11503 (mtcrf_operation): Delete.
11504 (lmw_operation): Delete.
11505 (stmw_operation): Delete.
11506 (branch_comparison_operator): Delete.
11507 (branch_positive_comparison_operator): Delete.
11508 (scc_comparison_operator): Delete.
11509 (trap_comparison_operator): Delete.
11510 (boolean_operator): Delete.
11511 (boolean_or_operator): Delete.
11512 (min_max_operator): Delete.
11513 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11514 (EASY_VECTOR_15): Moved to here.
11515 (EASY_VECTOR_15_ADD_SELF): Move to here.
11516 (PREDICATE_CODES): Delete.
11517 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11518 Declare functions no longer static.
11519 * config/rs6000/predicates.md: New.
11520 * config/rs6000/rs6000.md: Include predicates.md
11522 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11524 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11525 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11527 * cfgrtl.c (need_fake_edge_p): Likewise.
11528 * combine.c (distribute_notes): Likewise.
11529 * emit-rtl.c (try_split): Likewise.
11530 * recog.c (peephole2_opimize): Likewise.
11531 * reg-notes.def (ALWAYS_RETURN): Remove.
11532 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11533 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11534 * tree.h (ECF_ALWAYS_RETURN): Remove.
11536 2005-02-28 Roger Sayle <roger@eyesopen.com>
11538 PR middle-end/19874
11539 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11540 between different machine modes is never a "useless" conversion.
11542 2005-02-28 Geert Bosch <bosch@gnat.com>
11545 * doc/contrib.texi: List contributors for Ada front end
11547 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11549 * simplify-rtx.c (simplify_unary_operation_1,
11550 simplify_const_unary_operation): New, extracted from...
11551 (simplify_unary_operation): ... this one.
11552 (simplify_binary_operation_1,
11553 simplify_const_binary_operation): New, extracted from...
11554 (simplify_binary_operation): ... this one.
11555 * rtl.h (simplify_const_unary_operation,
11556 simplify_const_binary_operation): Add prototypes.
11558 2005-02-28 Julian Brown <julian@codesourcery.com>
11560 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11561 building libjava and caused PR regression/20228.
11563 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11566 * Makefile.in (host_subdir): New.
11567 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11568 * configure: Regenerate.
11570 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11572 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11573 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11574 installation directory first.
11576 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11579 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11580 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11581 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11582 * config/cris/cris.md: Tweak comments referring to Q.
11583 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11584 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11585 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11586 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11587 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11588 Insert spaces in constraints to align alternatives vertically for
11590 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11593 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11595 PR rtl-optimization/17728
11596 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11597 operand 0 from general_operand to move_dest_operand.
11599 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11601 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11602 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11603 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11604 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11606 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11608 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11609 * configure: Regenerate.
11610 * libada-mk.in: Remove CC; rename
11611 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11613 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11616 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11617 for the lhs, also walk over the tree. Likewise for rhs.
11619 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11621 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11622 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11623 Do not propagate value of iv before increment over the increment.
11625 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
11627 * c-parser.c: New file.
11628 * c-parse.in: Remove.
11629 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11631 (c-parser.o): Add dependencies.
11632 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11633 maintainer-clean, TAGS): Update.
11634 * c-config-lang.in (gtfiles): Update.
11635 * gengtype-lex.l: Don't handle "@@".
11636 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11637 objc_build_synchronized, objc_begin_try_stmt,
11638 objc_begin_catch_clause, objc_finish_catch_clause,
11639 objc_build_finally_clause, objc_finish_try_stmt): New.
11640 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11642 (c_parse_init): Update comment.
11643 * c-decl.c (c_init_decl_processing): Update comment.
11644 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11645 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11646 new c_declspecs members.
11648 2005-02-25 Julian Brown <julian@codesourcery.com>
11650 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11651 from being used for symbols with vague linkage when
11652 HAVE_GAS_COMDAT_GROUP is true.
11654 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11656 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11658 2005-02-25 Steve Ellcey <sje@cup.hp.com>
11661 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11662 (LIBGCC2_HAS_DF_MODE): New.
11663 (LIBGCC2_HAS_XF_MODE): New.
11664 (LIBGCC2_HAS_TF_MODE): New.
11665 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11666 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11667 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11668 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11669 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11670 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11671 and add _fixtfdi, _fixunstfdi, _floatditf
11672 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11673 L_fixunstfdi, L_floatditf.
11674 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11675 (LIBGCC2_HAS_TF_MODE): Define.
11677 2005-02-25 Diego Novillo <dnovillo@redhat.com>
11679 PR tree-optimization/20204
11680 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
11681 REWRITE_THIS_STMT markers on PHI nodes.
11682 (rewrite_initialize_block): Likewise.
11684 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11686 * version.c (version_string): Update to 4.1.
11688 2005-02-25 Paolo Carlini <pcarlini@suse.de>
11690 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
11691 Clarify that the alternative way doesn't work in GNU C++.
11693 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11695 PR tree-optimization/19937
11696 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
11697 to the type of the induction variable.
11699 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
11701 PR rtl-optimization/20117
11702 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
11703 the block including noncopyable insn.
11705 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11707 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
11708 calls to find_reg_note.
11710 2005-02-24 Richard Henderson <rth@redhat.com>
11713 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
11716 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
11718 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
11719 vector types if to use base reg for misaligned non-word ld/std.
11721 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11724 * config/cris/cris.c (cris_target_asm_function_prologue): Create
11725 dwarf2 label manually and put it after, not before the prologue.
11727 2005-02-24 David Edelsohn <edelsohn@gnu.org>
11730 * reload.c (operands_match_p): Only increment register number for
11731 SCALAR_INT_MODE_P modes in multiple hard registers.
11733 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
11736 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11738 * ChangeLog.5: Fix log message typo(s).
11739 * ChangeLog.7: Likewise.
11740 * ChangeLog.tree-ssa: Likewise.
11741 * cfgexpand.c: Fix comment typo(s).
11742 * conflict.c: Likewise.
11743 * defaults.h: Likewise.
11744 * dwarf2out.c: Likewise.
11745 * gcse.c: Likewise.
11746 * ggc-page.c: Likewise.
11747 * tree-eh.c: Likewise.
11748 * tree-ssa-dom.c: Likewise.
11750 2005-02-24 Jakub Jelinek <jakub@redhat.com>
11753 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
11754 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
11755 if SHARED is defined.
11758 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
11759 allow splitting only if operands 0 and 3 don't overlap.
11761 2005-02-24 Richard Henderson <rth@redhat.com>
11763 PR middle-end/19953
11764 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
11765 (fold_builtin_1): Call them.
11766 * fold-const.c (fold_complex_mult_parts): Split out from ...
11767 (fold_complex_mult): ... here. Fix typo in both imaginary case.
11768 (fold_complex_div_parts, fold_complex_div): New.
11770 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
11772 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11774 * tree-ssa-ccp.c (visit_assignment): Verify that result of
11775 VIEW_CONVERT_EXPR is_gimple_min_invariant.
11777 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
11778 (print_node): Likewise.
11779 Print TYPE_SIZES_GIMPLIFIED.
11781 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11783 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
11784 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
11785 operands as commutative in constraints.
11787 2005-02-24 Diego Novillo <dnovillo@redhat.com>
11789 * tree-into-ssa.c: Re-organize internal functions.
11791 2005-02-24 Richard Henderson <rth@redhat.com>
11793 PR middle-end/18902
11794 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
11796 * common.opt (fcx-limited-range): New.
11797 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
11798 * toplev.c (flag_complex_method): Initialize to 1.
11799 (process_options): Set flag_complex_method to 0 if
11800 flag_cx_limited_range.
11801 * doc/invoke.texi (-fcx-limited-range): New.
11803 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11805 * cse.c (delete_trivially_dead_insns): Speed up by using
11806 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
11809 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
11811 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
11812 functions when -mid-shared-library is being used.
11814 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11816 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
11817 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
11818 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11819 * system.h: Poison LINK_LIBGCC_SPECIAL.
11821 2005-02-23 James E Wilson <wilson@specifixinc.com>
11823 * gengtype.c (note_insn_name): Make 1 element larger.
11825 2005-02-23 Roger Sayle <roger@eyesopen.com>
11828 PR rtl-optimization/20097
11829 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11830 BImode SUBREGs of SImode registers which confuse the ia64 backend.
11832 2005-02-23 David Edelsohn <edelsohn@gnu.org>
11834 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11835 * t-aix52 (SHLIB_INSTALL): Same.
11837 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
11839 * genpreds.c: Update copyright.
11841 2005-02-23 Michael Beach <michaelb@ieee.org>
11844 * config/sparc/t-elf (startup files): Assemble with CPP.
11846 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
11848 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
11849 (write_predicate_expr): Likewise.
11851 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11853 PR tree-optimization/20100
11854 PR tree-optimization/20115
11855 * tree-optimize.c (init_tree_optimization_passes): Remove
11856 pass_maybe_create_global_var.
11857 * tree-pass.h (pass_maybe_create_global_var): Remove.
11858 * tree-ssa-alias.c (aliases_computed_p): Declare.
11859 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
11860 (count_calls_and_maybe_create_global_var): Remove.
11861 (pass_maybe_create_global_var): Remove.
11862 (init_alias_info): Do not declare aliases_computed_p.
11863 (maybe_create_global_var): If the function contains no
11864 call-clobbered variables and a mix of pure/const and regular
11865 function calls, create .GLOBAL_VAR.
11866 Mark all call-clobbered variables for renaming.
11867 (merge_pointed_to_info): Update comment.
11868 (add_pointed_to_var): Likewise.
11869 (is_escape_site): Likewise.
11870 Accept struct alias_info * instead of size_t *.
11872 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
11874 * tree-ssa-operands.c (get_call_expr_operands): If
11875 ALIASES_COMPUTED_P is false, do not add call-clobbering
11877 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
11878 (delete_tree_ssa): Likewise.
11880 2005-02-22 James E Wilson <wilson@specifixinc.com>
11882 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
11883 (do_compile): Do call it here.
11885 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11887 PR rtl-optimization/20017.
11888 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11889 rest_of_handle_cse2, rest_of_handle_gcse): Call
11890 delete_dead_jumptables immediately before calling cleanup_cfg.
11892 2005-02-22 Devang Patel <dpatel@apple.com>
11895 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11898 2005-02-22 David Edelsohn <edelsohn@gnu.org>
11900 * config/rs6000/aix.h (WINT_TYPE): Define.
11902 2005-02-22 Stan Shebs <shebs@apple.com>
11904 * config/rs6000/rs6000.c (rs6000_override_options): Default to
11905 natural alignment for 64-bit Darwin.
11906 (rs6000_parse_alignment_option): Warn about uses of -malign-power
11908 * doc/invoke.texi: Document this.
11910 2005-02-22 DJ Delorie <dj@redhat.com>
11912 * c-common.c (c_common_type_for_mode): Pass the mode's precision
11913 to make_[un]signed_type, not the mode itself.
11915 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11917 * cfg.c (cached_make_edge): Call make_edge if edge cache is
11918 not available. Use tail calls wherever possible.
11919 (make_edge): Call unchecked_make_edge to create an edge.
11921 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11922 (coalesce_ssa_name): Don't check for
11923 SSANORM_USE_COALESCE_LIST.
11924 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11926 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11928 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11929 (rewrite_into_ssa): ... here.
11931 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
11933 PR tree-optimization/19786
11934 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11935 tag to another's may-alias bitmap when adding to the other's list.
11937 2005-02-21 DJ Delorie <dj@redhat.com>
11939 * tree-ssa-loop-ivopts.c (computation_cost): Start register
11940 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11941 registers in unsupported ways.
11942 * expmed.c (init_expmed): Likewise.
11944 2005-02-21 Stan Cox <scox@redhat.com>
11946 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11948 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11950 * tree-cfg.c (fold_cond_expr_cond): New.
11951 (make_edges): Call fold_cond_expr_cond.
11952 (find_taken_edge): Accept nothing but INTEGER_CST.
11953 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11955 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11957 * flow.c (delete_dead_jumptables): Speed up by scanning insns
11958 that do not belong to any basic block.
11960 2005-02-21 Jeff Law <law@redhat.com>
11962 * cfganal.c (find_unreachable_blocks): Manually CSE load of
11965 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11967 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11968 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11969 Adjust their definitions.
11970 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11971 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11973 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11974 genautomata.c, langhooks.c, langhooks.h, system.h,
11975 config/arm/lib1funcs.asm: Update copyright.
11977 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11979 * dbxout.c (dbxout_function_end): Emit Lscope label always.
11981 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
11984 * doc/install.texi: Document --with-gc.
11986 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
11988 * simplify-rtx.c (simplify_unary_operation): Add a missing
11991 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11993 PR tree-optimization/18663
11994 * tree-ssa-dom.c (extract_range_from_cond): Return 0
11995 if the type has variable bounds.
11997 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
11999 * gcse.c: Remove an obsolete comment.
12001 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
12003 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
12005 * doc/extend.texi (Function Attributes) <Attribute const>: The
12006 attribute "pure" is below this text, not above.
12008 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12010 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
12011 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
12012 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
12014 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12017 * langhooks.h (struct lang_hooks): Add to_target_charset.
12018 * langhooks.c (lhd_to_target_charset): New function.
12019 * langhooks-def.h: Declare lhd_to_target_charset.
12020 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12021 (LANG_HOOKS_INITIALIZER): Update.
12022 * c-common.c (c_common_to_target_charset): New function.
12023 * c-common.h: Declare it.
12024 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12025 c_common_to_target_charset.
12027 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12028 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12029 Delete definitions.
12030 * system.h: Poison them.
12031 * doc/tm.texi: Don't discuss them.
12032 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12033 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12034 (pp_c_char): Do not attempt to generate letter escapes for
12036 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12037 * config/mips/mips.c (mips_output_ascii): Likewise.
12039 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12041 PR tree-optimization/19951
12042 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12045 2005-02-19 Steven Bosscher <stevenb@suse.de>
12047 PR middle-end/19698
12048 * function.h (struct function): New field `max_loop_depth'.
12049 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12050 (flow_loops_find): Reset the max loop depth count before finding loops.
12051 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12052 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12053 (calculate_global_regs_live): Make sure the loop will terminate
12054 when the initial sets are not empty.
12056 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12058 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12060 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12062 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12065 * doc/invoke.texi: Remove documentation of %M spec.
12067 (init_spec): Remove %M suffix from -lgcc_s.
12068 (do_spec_1): Remove 'M' case.
12069 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12070 to put shared libraries in the multilib directory. Remove the
12071 shlib_so_soname substitution variable. Don't add a multilib encoding
12072 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12073 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12074 SHLIB_INSTALL as well as SHLIB_LINK.
12075 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12076 (SHLIB_NAME): Delete.
12077 (SHLIB_DIR): New macro.
12078 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12079 (SHLIB_INSTALL): Adjust accordingly.
12080 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12081 * config/t-slibgcc-sld: Likewise.
12082 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12083 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12084 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12086 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12087 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12088 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12089 Use @shlib_base_name@ instead of @shlib_so_name@.
12090 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12091 and @shlib_base_name@.so in @multilib_dir@.
12092 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12093 to the install path.
12094 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12095 (SHLIB_LINK): Remove previous workaround.
12096 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12097 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12098 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12100 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12101 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12102 (SHLIB_INSTALL): Adjust accordingly.
12103 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12104 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12105 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12106 config/t-slibgcc-elf-ver.
12108 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12109 Jakub Jelinek <jakub@redhat.com>
12111 PR tree-optimization/19828
12112 * tree-ssa-loop-im.c: Add a TODO comment.
12113 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12114 without side-effects.
12116 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12118 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12121 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12123 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12124 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12125 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12127 (ia64_reorg): Delete fixup_errata call.
12128 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12129 (TARGET_SWITCHES): Delete -mb-step entry.
12131 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12134 * c-typeck.c (composite_type): Handle quals in transparent unions.
12135 (type_lists_compatible_p): Likewise.
12137 2005-02-18 Stan Shebs <shebs@apple.com>
12139 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12140 expressions in the .literal8 section.
12142 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12144 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12146 2005-02-18 Roger Sayle <roger@eyesopen.com>
12148 * fold-const.c (constant_boolean_node): Always create values of the
12149 specified type, don't bother calling truthvalue_conversion.
12151 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12153 * except.c (output_function_exception_table): Call
12154 assemble_external_libcall (eh_personality_libfunc).
12156 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12159 * config/ia64/ia64.h (struct machine_function): Add state_num.
12160 * config/ia64/ia64.c (process_epilogue,
12161 process_for_unwind_directive): Use new unwind state numbers each
12162 time rather than state 1.
12164 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12167 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12168 before the "*llgt_didi" pattern.
12170 2005-02-18 Jason Merrill <jason@redhat.com>
12172 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12174 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12176 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12177 (div0): Use it in place of ARM_FUNC_ALIAS.
12178 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12180 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12182 PR middle-end/20030
12183 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12184 access, the lower bound of the array type if it exists.
12186 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12189 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12190 cases that are out-of-range for the index type.
12192 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12194 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12195 (estimate_case_costs): Don't call convert.
12196 * expmed.c (expand_shift): Likewise.
12197 (make_tree): Call fold_convert instead of convert.
12199 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12202 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12203 that ref to be marked MEM_READONLY_P doesn't have base that needs
12206 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12208 * genautomata.c (output_get_cpu_unit_code_func,
12209 output_cpu_unit_reservation_p): Don't generate old-style function
12212 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12215 PR tree-optimization/20009
12216 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12218 PR tree-optimization/18947
12219 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12220 inline, remove all nodes that are inlined into the extern inline
12223 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12225 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12226 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12227 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12228 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12231 2005-02-17 Roger Sayle <roger@eyesopen.com>
12233 PR tree-optimization/19917
12234 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12235 to be potentially trapping.
12237 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12239 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12241 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12243 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12244 tem becomes a local variable which is set to the value of the
12245 back end defined INITIAL_FRAME_ADDRESS macro.
12246 (expand_builtin_frame_address): Omit the base parameter to
12247 expand_builtin_return_addr.
12248 (expand_builtin_profile_func): Likewise.
12249 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12250 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12251 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12253 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12255 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12256 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12257 * config/frv/frv.c (frv_function_epilogue): Likewise.
12259 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12261 * lambda-code (perfect_nestify): Remove mark/unmark
12262 for rewriting hack.
12263 * tree-loop-linear.c (linear_transform_loops): Add
12264 rewrite_into_ssa call so that ssa is correct for
12265 rewriting into loop closed.
12267 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12269 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12270 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12272 * bt-load.c (btr_def_live_range, combine_btr_defs,
12273 migrate_btr_def, migrate_btr_defs): Likewise.
12274 * cfgcleanup.c (thread_jump): Likewise.
12275 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12276 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12277 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12278 df_rd_local_compute, df_reg_info_compute): Likewise.
12279 * dominance.c (init_dom_info, free_dom_info): Likewise.
12280 * flow.c (init_propagate_block_info,
12281 free_propagate_block_info): Likewise.
12282 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12283 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12284 modify_reg_pav): Likewise.
12285 * loop-invariant.c (find_defs, find_invariant_insn,
12286 find_invariants, free_inv_motion_data): Likewise.
12287 * predict.c (tree_predict_by_opcode,
12288 estimate_bb_frequencies): Likewise.
12289 * stmt.c (expand_case): Likewise.
12290 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12291 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12292 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12293 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12294 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12295 rewrite_ssa_into_ssa): Likewise.
12296 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12297 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12298 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12299 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12300 * tree-sra.c (tree_sra): Likewise.
12301 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12302 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12303 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12304 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12305 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12306 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12308 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12309 calculate_live_on_entry, calculate_live_on_exit,
12310 build_tree_conflict_graph): Likewise.
12311 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12312 record_important_candidates, set_use_iv_cost, find_depends,
12313 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12314 tree_ssa_iv_optimize_finalize): Likewise.
12315 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12316 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12317 tree_duplicate_loop_to_header_edge): Likewise.
12318 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12319 * tree-ssa.c (verify_flow_insensitive_alias_info,
12320 verify_name_tags, verify_ssa, init_tree_ssa,
12321 delete_tree_ssa): Likewise.
12322 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12323 fini_ssanames): Likewise.
12324 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12326 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12328 * config/rs6000/t-rtems: Completely reworked.
12330 2005-02-17 Ira Rosen <irar@il.ibm.com>
12332 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12334 2005-02-17 Ira Rosen <irar@il.ibm.com>
12336 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12337 POINTER_TYPE_P when checking that type is a pointer.
12338 (vect_get_memtag): Remove.
12339 (vect_address_analysis): Use POINTER_TYPE_P. Call
12340 vect_object_analysis with dummy parameter for memtag.
12341 (vect_object_analysis): Extract memtag (functionality that
12342 used to be in vect_get_memtag and moved here). Fix printings.
12343 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12344 with correct parameters. Remove call to vect_get_memtag.
12346 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12348 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12349 (tree-vectorizer.o): Added missing dependencies.
12351 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12353 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12354 declaration in tree-vectorizer.c, now has an extern declaration in
12355 tree-vectorizer.h).
12356 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12357 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12358 get_vectype_for_scalar_type, vect_is_simple_use,
12359 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12360 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12361 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12362 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12363 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12364 find_loop_location): Likewise.
12366 * tree-vectorizer.c (langhooks.h): #include removed.
12367 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12368 moved to tree-vectorized.h.
12369 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12370 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12371 get_vectype_for_scalar_type, vect_is_simple_use,
12372 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12373 vect_supportable_dr_alignment, new_loop_vec_info,
12374 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12375 vect_set_verbosity_level, find_loop_location): Likewise.
12377 (vect_analyze_loop): Function externalized. Declaration moved to
12378 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12379 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12380 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12381 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12382 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12383 vect_enhance_data_refs_alignment, vect_analyze_operations,
12384 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12385 vect_stmt_relevant_p, vect_get_loop_niters,
12386 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12387 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12388 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12389 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12390 vect_get_memtag): Likewise.
12392 (vectorizable_load): Function externalized. Declaration moved to
12393 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12394 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12395 vect_transform_loop): Likewise.
12396 (vect_transform_stmt): Moved to tree-vect-transform.c.
12397 (vect_align_data_ref, vect_create_destination_var,
12398 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12399 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12400 vect_get_vec_def_for_operand, vect_init_vector,
12401 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12402 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12403 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12404 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12405 vect_do_peeling_for_loop_bound): Likewise.
12407 * tree-vect-analyze.c: New file.
12408 * tree-vect-transform.c: New file.
12410 2005-02-17 Jason Merrill <jason@redhat.com>
12412 PR mudflap/19319, c++/19317
12413 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12416 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12418 * doc/install.texi (Specific): Update link for Darwin-specific
12421 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12423 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12424 constant_boolean_node.
12426 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12429 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12430 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12432 2005-02-16 Richard Henderson <rth@redhat.com>
12435 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12437 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12438 replace uses with Wtype_MAXp1_F.
12439 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12440 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12441 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12442 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12443 and HAVE_TFMODE as appropriate.
12444 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12445 (__floatdisf): Likewise.
12446 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12447 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12448 (Wtype_MAXp1_F): New.
12449 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12450 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12452 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12455 * arm.c (arm_apply_result_size): New function.
12456 * arm.h (APPLY_RESULT_SIZE): Define.
12457 * arm-protos.h (arm_apply_result_size): Add prototype.
12458 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12459 (movxf): New expand.
12460 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12461 (call_value_symbol): Remove predicate for operand 0.
12462 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12463 (untyped_call): Rework to correclty return values for any type.
12464 (untyped_return): New expand.
12465 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12467 2005-02-16 Stan Shebs <shebs@apple.com>
12469 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12470 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12472 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12474 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12475 configure settings on Solaris 7 and later.
12477 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12479 PR tree-optimization/19865
12480 * tree-optimize.c (init_tree_optimization_passes): Run
12481 pass_may_alias after pass_sra.
12483 2005-02-16 Richard Henderson <rth@redhat.com>
12484 Stuart Hastings <stuart@apple.com>
12487 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12488 Do nothing if debug info suppressed for this function.
12489 (dbxout_begin_function): Early exit if debug info suppressed for
12492 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12495 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12497 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12499 PR tree-optimization/19967
12500 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12501 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12502 argument TYPE. Adjust calls to fold_builtin_XXX.
12503 (expand_builtin, fold_builtin_1): Adjust calls to
12504 expand_builtin_XXX.
12505 (fold_builtin_strchr, fold_builtin_strpbrk,
12506 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12507 result to a requested type TYPE.
12509 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12511 PR middle-end/19857
12512 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12513 (T)x & (T)cst if (T)cst overflows.
12514 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12515 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12517 2005-02-15 Jeff Law <law@redhat.com>
12519 * gcse.c (blocks_with_calls): New bitmap.
12520 (alloc_gcse_mem): Allocate it.
12521 (free_gcse_mem): Free it.
12522 (clear_modifY_mem_tables): Clear it.
12523 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12524 when we encounter CALL_INSNs.
12525 (compute_transp, case MEM): Handle blocks with calls separate
12526 from blocks without calls. Use bitmap iterators rather than
12529 2005-02-15 Peter O'Gorman <peter@pogma.com>
12532 * mklibgcc.in (vis_hide): Use a temporary object file, not
12535 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12538 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12539 access optimization.
12541 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12542 Alan Modra <amodra@bigpond.net.au>
12545 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12546 (_xlqsub): Rename to __gcc_qsub.
12547 (_xlqmul): Rename to __gcc_qmul.
12548 (_xlqdiv): Rename to __gcc_qdiv.
12549 Provide versioned symbol aliases with old names.
12550 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12551 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12552 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12553 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12554 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12556 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12558 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12559 Fold ~(A - 1) and ~(A + -1) to -A.
12561 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12565 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12566 config/pa/pa-host.c:pa_gt_pch_use_address.
12568 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12570 * tree-vn.c (get_value_handle): Make sure that given an
12571 is_gimple_min_invariant expression, we always return it.
12573 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12575 * passes.c (rest_of_handle_gcse): Fix a comment.
12577 2005-02-15 Jeff Law <law@redhat.com>
12579 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12581 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12582 (canon_list_insert, record_last_mem_set_info): Similarly.
12583 (clear_modify_mem_tables): Similarly.
12585 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12587 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12588 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12589 config/mips/mips.md, config/rs6000/aix.h,
12590 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12592 2005-02-15 Richard Henderson <rth@redhat.com>
12594 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12595 call to be best_edge.
12597 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12599 * basic-block.h: Adjust the prototype for find_basic_blocks.
12600 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12601 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12604 * flow.c (recompute_reg_usage): Remove all arguments.
12605 * passes.c (rest_of_compilation): Adjust the call to
12606 recompute_reg_usage.
12607 * rtl.h: Adjust the prototype for recompute_reg_usage.
12609 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12611 * tree-dump.c (dump_files): Update to reflect new member
12613 (dump_register): Add new argument.
12615 (dump_switch_p_1): Check against glob name if doglob was passed.
12616 (dump_switch_p): Check against regular first, then glob if
12617 we didn't have any hits on the dump name.
12618 * tree-optimize.c (register_one_dump_file):
12619 Pass in glob name as well.
12620 * tree-pass.h (struct dump_file_info): Add glob
12623 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12625 PR preprocessor/16323
12626 * doc/invoke.texi: Document that -Wendif-labels is on by default.
12628 2005-02-14 David Edelsohn <edelsohn@gnu.org>
12631 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12632 (trunctfdf2_internal1): New.
12633 (trunctfdf2_internal2): Renamed from trunctfdf2.
12635 2005-02-14 Diego Novillo <dnovillo@redhat.com>
12637 PR tree-optimization/19853
12638 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12640 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12642 * passes.c (rest_of_handle_loop_optimize): Remove calls to
12643 delete_dead_jumptables and cleanup_cfg.
12645 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12647 * reload.c (find_reloads): Swap address_reloaded flags when
12648 swapping commutative operands.
12650 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
12652 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12653 Use standard_iv_increment_position for computing the bsi position
12655 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12658 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
12661 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12662 life range of hard registers.
12663 * value-prof.c (insn_prefetch_values_to_profile): Only
12666 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12667 profile in libcalls.
12669 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
12671 * bitmap.h (bitmap_and_compl_into): Return bool.
12672 * bitmap.c (bitmap_and_compl_into): Return changed flag.
12674 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12676 PR tree-optimization/19944
12677 * fold-const.c (fold): Re-add ABS_EXPR folding.
12679 2005-02-13 David Edelsohn <edelsohn@gnu.org>
12682 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
12683 {TARGET,MASK}_XL_COMPAT.
12684 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
12686 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
12687 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
12689 (rs6000_arg_partial_bytes): Same.
12690 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
12691 and XL compatibility enabled.
12692 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
12693 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
12694 test to final condition.
12695 (cmptf_internal2): New.
12696 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
12697 xl-compat. Add TFmode information to description.
12699 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
12701 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
12703 2005-02-13 Jason Merrill <jason@redhat.com>
12706 * fold-const.c (fold_indirect_ref_1): Split out from...
12707 (build_fold_indirect_ref): Here.
12708 (fold_indirect_ref): New fn.
12709 * tree.h: Declare it.
12710 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
12711 (gimplify_modify_expr_rhs): Likewise.
12712 (gimplify_expr): Likewise.
12714 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12716 PR tree-optimization/14303
12717 PR tree-optimization/15784
12718 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
12719 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
12720 ABS_EXPR<x> != 0 to x != 0.
12722 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
12724 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
12725 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
12726 spelling conventions.
12728 * passes.c (rest_of_handle_gcse): Don't run cse_main and
12729 delete_trivially_dead_insns too many times.
12731 * passes.c (rest_of_handle_gcse): Remove dead assignments to
12734 2005-02-12 Ira Rosen <irar@il.ibm.com>
12736 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
12737 (vect_is_simple_iv_evolution): Remove redundant parameter
12739 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
12740 without last parameter.
12741 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
12742 Return pointer step. Call vect_is_simple_iv_evolution without
12743 last parameter. Check only that the step is multiple of size
12744 type. Remove stmt_vinfo updates.
12745 (vect_get_memtag_and_dr): Remove.
12746 (vect_get_memtag): New function.
12747 (vect_address_analysis): New function.
12748 (vect_object_analysis): New function.
12749 (vect_analyze_data_refs): Call vect_object_analysis and
12750 vect_get_memtag. Update stmt_vinfo fields.
12752 2005-02-12 Ira Rosen <irar@il.ibm.com>
12754 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
12755 exist and are objects. Remove checks for pointer.
12756 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
12757 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
12758 (vect_create_data_ref_ptr): Likewise.
12759 (vect_base_addr_differ_p): New function.
12760 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
12761 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
12762 Don't set the DR_BASE_NAME field of data-ref.
12763 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
12765 2005-02-12 Uros Bizjak <uros@kss-loka.si>
12767 * optabs.h (enum optab_index): Add new OTI_ldexp.
12768 (ldexp_optab): Define corresponding macro.
12769 * optabs.c (init_optabs): Initialize ldexp_optab.
12770 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
12772 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
12774 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
12775 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
12777 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
12778 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
12781 2005-02-12 Ira Rosen <irar@il.ibm.com>
12783 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
12785 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
12787 (vect_get_base_and_offset): Always return an address.
12788 (vect_create_addr_base_for_vector_ref): Remove treatment for
12789 different data reference types.
12790 (vect_compute_data_ref_alignment): Rename base to base_address in
12791 stmt_vec_info. Get the object in order to force its alignment.
12792 (vect_get_memtag_and_dr): Rename base to base_address in
12793 stmt_vec_info. Extract the object for memtag analysis.
12795 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
12797 PR regression/19898.
12798 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
12799 changes cc_status, use apply modified_in_p to part of cc_status
12800 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
12803 2005-02-11 Richard Henderson <rth@redhat.com>
12805 * tree-complex.c (expand_complex_libcall): New.
12806 (expand_complex_multiplication): Use it for c99 compliance.
12807 (expand_complex_division): Likewise.
12808 * fold-const.c (fold_complex_add, fold_complex_mult): New.
12810 * builtins.c (built_in_names): Remove const.
12811 * tree.c (build_common_builtin_nodes): Build complex arithmetic
12813 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
12814 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
12815 (built_in_names): Remove const.
12816 * c-common.c (c_common_type_for_mode): Handle complex modes.
12817 * flags.h, toplev.c (flag_complex_method): Rename from
12818 flag_complex_divide_method.
12819 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
12820 __mulsc3, __muldc3, __mulxc3, __multc3): New.
12821 * libgcc2.h: Declare them.
12822 * libgcc-std.ver: Export them.
12823 * mklibgcc.in (lib2funcs): Build them.
12825 2005-02-11 Steven Bosscher <stevenb@suse.de>
12827 PR tree-optimization/19876
12828 Partially revert my change from 2005-01-14
12829 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
12830 (compute_antic): ...and remove the loop here.
12832 2005-02-11 Jakub Jelinek <jakub@redhat.com>
12834 PR middle-end/19858
12835 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
12836 is number of inner's bits, avoid creating a BIT_FIELD_REF.
12838 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
12839 crtend.o if -pie. Use %{x:a;:b} spec syntax.
12841 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
12843 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
12844 offsets for the big-endian 32-bit case.
12846 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
12848 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
12850 2005-02-11 Dale Johannesen <dalej@apple.com>
12852 * cselib.c (cselib_process_insn): Clear out regs where
12853 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
12854 * reload.c (find_equiv_reg): Ditto.
12856 2005-02-11 Ian Lance Taylor <ian@airs.com>
12858 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
12861 * tree.c (build_function_type_list): Work correctly if there are
12864 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
12866 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12867 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
12868 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
12869 TARGET_ZARCH instead of TARGET_64BIT.
12871 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
12873 * config/rs6000/t-rtems:
12874 (MULTILIB_OPTIONS): Remove mcpu=602.
12875 (MUTLILIB_DIRNAMES): Remove m602.
12876 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
12877 Let mcpu=602 match mcpu=603.
12878 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
12880 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12882 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
12883 signal trampolines.
12885 2005-02-10 David Daney <ddaney@avtrex.com>
12887 * config/alpha/linux-unwind.h: Add exception clause to copyright.
12888 * config/i386/linux-unwind.h: Likewise.
12889 * config/ia64/linux-unwind.h: Likewise.
12890 * config/mips/linux-unwind.h: Likewise.
12891 * config/pa/linux-unwind.h: Likewise.
12892 * config/rs6000/linux-unwind.h: Likewise.
12893 * config/s390/linux-unwind.h: Likewise.
12894 * config/sh/linux-unwind.h: Likewise.
12895 * config/sparc/linux-unwind.h: Likewise.
12897 2005-02-10 Steven Bosscher <stevenb@suse.de>
12899 PR tree-optimization/17549
12900 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12901 TER to replace a DEF with its expression if the DEF and the
12902 rhs of the expression we replace into have the same root
12905 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
12907 * config/mips/mips.md: Fix the placement of the match_scratch in the
12910 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12912 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12915 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
12917 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12918 (strip_offset): Handle addresses.
12919 (add_address_candidates): Use strip_offset.
12920 (difference_cost): Reflect strip_offset change.
12921 (force_var_cost, difference_cost): Strip nops.
12923 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12925 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12927 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12928 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12929 config/cris/cris-protos.h, config/cris/cris.c: Update
12932 2005-02-10 Jeff Law <law@redhat.com>
12934 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12935 (lookup_avail_expr): Similarly.
12937 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
12939 * builtins.c (fold_builtin_powi): New function.
12940 (fold_builtin_1): Call it.
12942 2005-02-10 Steven Bosscher <stevenb@suse.de>
12944 PR documentation/19309
12945 * doc/cpp.texi: The __GNUC__ and related predefined macros
12946 are also defined for the "standalone" cpp.
12947 Some non-GCC compilers may also define __GNUC__.
12949 2005-02-10 Jakub Jelinek <jakub@redhat.com>
12952 * c-typeck.c (common_type): New routine. Old common_type renamed
12954 (c_common_type): ...this.
12955 (build_conditional_expr, build_binary_op): Use c_common_type instead
12958 2005-02-10 Steven Bosscher <stevenb@suse.de>
12960 * doc/md.texi: Replace @samp{length} with @code{length}.
12962 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12964 PR tree-optimization/18687
12965 * tree-flow.h (find_loop_niter): Declare.
12966 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12967 Try using scev even for loops with more than one exit.
12968 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12969 (struct ivopts_data): Added niters field.
12970 (struct nfe_cache_elt): New.
12971 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12973 (tree_ssa_iv_optimize_init): Initialize niters cache.
12974 (determine_number_of_iterations): Removed.
12975 (find_induction_variables): Do not call determine_number_of_iterations.
12976 Access niters for single exit through niter_for_single_dom_exit.
12977 (add_iv_outer_candidates): Access niters for single exit through
12978 niter_for_single_dom_exit.
12979 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
12980 number_of_iterations_cond.
12981 (iv_period): New function.
12982 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12983 (may_replace_final_value): Take data argument. Use
12984 niter_for_single_dom_exit.
12985 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12986 (rewrite_use_compare): Pass data to may_eliminate_iv.
12987 (rewrite_use_outer): Pass data to may_replace_final_value.
12988 (free_loop_data): Clean up the niters cache.
12989 (tree_ssa_iv_optimize_finalize): Free the niters cache.
12990 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12991 * tree-ssa-loop-niter.c (find_loop_niter): New function.
12992 (find_loop_niter_by_eval): Use tree_int_cst_lt.
12993 (num_ending_zeros): Moved to tree.c.
12994 * tree.h (num_ending_zeros): Declare.
12995 * tree.c (num_ending_zeros): Moved from tree.c.
12997 2005-02-09 Richard Henderson <rth@redhat.com>
12999 * builtins.c (DEF_BUILTIN): Add COND argument.
13000 * tree.h (DEF_BUILTIN): Likewise.
13001 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
13002 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
13004 (DEF_BUILTIN_STUB): New.
13005 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
13006 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
13007 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
13008 * c-common.c (DEF_BUILTIN): Add COND argument.
13009 * tree.c (local_define_builtin): New.
13010 (build_common_builtin_nodes): New.
13012 2005-02-09 Roger Sayle <roger@eyesopen.com>
13014 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13015 floating point expression ignoring the sign of the result.
13016 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13017 (fold) <MULT_EXPR>: Use it to simplify x*x.
13018 * tree.h (fold_strip_sign_ops): Prototype here.
13019 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13020 argument. Use fold_strip_sign_ops to simplify the first argument.
13021 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13022 first argument when the second argument is an even integer
13023 constant, but only with -funsafe_math_optimizations.
13024 (fold_builtin_1): Update call to fold_builtin_copysign.
13026 2005-02-09 Ian Lance Taylor <ian@airs.com>
13028 PR middle-end/19583
13029 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13030 just check whether EH_FILTER_FAILURE falls through.
13032 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13034 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13035 insns return to ready list in the next turn.
13037 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13039 PR middle-end/19402
13040 * builtins.def: New __builtin_powi[lf].
13041 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13042 (expand_builtin_powi): New function.
13043 (expand_builtin): Dispatch to expand_builtin_powi.
13044 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13045 * libgcc2.c: Add __builtin_powi[lf] implementation.
13046 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13047 * optabs.h: Add powi_optab.
13048 * optabs.c (init_optabs): Initialize powi_optab.
13049 * doc/extend.texi: Document __builtin_powi[lf].
13051 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13053 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13056 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13058 PR middle-end/19854
13059 * fold-const.c (try_move_mult_to_index): Remove redundant
13060 type argument. Create ADDR_EXPR with correct type.
13061 (fold): Update callers of try_move_mult_to_index. Convert
13062 result to the appropriate type.
13064 2005-02-09 Roger Sayle <roger@eyesopen.com>
13067 * config/avr/avr.c (default_rtx_costs): Delete.
13068 (avr_operand_rtx_cost): New function.
13069 (avr_rtx_costs): Completely rewrite.
13071 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13074 * config/cris/cris.c (in_code): New variable.
13075 (cris_output_addr_const): Now a static function, a wrapper for
13077 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13078 case from old cris_output_addr_const.
13079 (cris_asm_output_label_ref): Similar for LABEL_REF.
13080 (cris_output_addr_const_extra): Similar for UNSPEC.
13081 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13082 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13083 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13085 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13086 (cris_asm_output_label_ref): Declare.
13088 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13090 PR preprocessor/19801
13091 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13092 filenames that changed when libcpp was moved to the toplevel.
13094 2005-02-07 Roger Sayle <roger@eyesopen.com>
13096 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13097 zero extensions of BImode operands. Call lowpart_subreg instead
13098 of gen_lowpart_common and gen_lowpart_SUBREG.
13100 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13103 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13104 * configure.ac: Set cc_for_cross_gnattools.
13105 * configure: Regenerate.
13107 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13110 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13112 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13115 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13116 of nested functions.
13118 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13120 * doc/extend.texi: Document deprecated extensions allowing
13121 static floating-point members to have initializers and allowing
13122 floating-point literals in integral constant expressions.
13124 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13126 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13127 config/darwin7.h, config/mips/mips.c,
13128 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13131 * cse.c: Update comments.
13133 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13135 PR middle-end/19775
13136 * builtins.c (fold_builtin_sqrt): Transform
13137 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13140 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13141 Dorit Naishlos <dorit@il.ibm.com>
13143 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13144 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13145 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13147 * tree.h (vect_set_verbosity_level): New extern function declaration
13149 * tree-vectorizer.h (verbosity_levels): New enum type.
13150 * tree-vectorizer.c (vect_debug_stats): Function removed.
13151 (vect_debug_details): Likewise.
13152 (vect_verbosity_level): Global variable was defined and initialized.
13153 (vect_dump): Global variable definition.
13154 (vect_print_dump_info): New function.
13155 (vect_set_dump_settings): New function.
13156 (vect_set_verbosity_level): New function.
13157 (vectorize_loops): Add call to vect_set_dump_settings.
13159 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13160 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13161 (slpeel_tree_peel_loop_to_edge): Likewise.
13163 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13164 appropriate verbosity level instead of call to vect_debug_details
13165 or vect_debug_stats.
13166 (vect_get_base_and_offset):
13167 (vect_create_addr_base_for_vector_ref):
13168 (get_vectype_for_scalar_type):
13169 (vect_create_data_ref_ptr):
13170 (vect_init_vector):
13171 (vect_get_vec_def_for_operand):
13172 (vect_finish_stmt_generation):
13173 (vectorizable_assignment):
13174 (vectorizable_operation):
13175 (vectorizable_store):
13176 (vectorizable_load):
13177 (vect_transform_stmt):
13178 (vect_update_ivs_after_vectorizer):
13179 (vect_do_peeling_for_loop_bound):
13180 (vect_update_inits_of_drs):
13181 (vect_do_peeling_for_alignment):
13182 (vect_transform_loop):
13183 (vect_is_simple_use):
13184 (vect_analyze_operations):
13185 (vect_is_simple_iv_evolution):
13186 (vect_analyze_scalar_cycles):
13187 (vect_analyze_data_ref_dependence):
13188 (vect_analyze_data_ref_dependences):
13189 (vect_compute_data_ref_alignment):
13190 (vect_enhance_data_refs_alignment):
13191 (vect_analyze_data_refs_alignment):
13192 (vect_analyze_data_ref_access):
13193 (vect_analyze_data_ref_accesses):
13194 (vect_analyze_pointer_ref_access):
13195 (vect_get_memtag_and_dr):
13196 (vect_analyze_data_refs):
13197 (vect_mark_relevant):
13198 (vect_stmt_relevant_p):
13199 (vect_mark_stmts_to_be_vectorized):
13200 (vect_can_advance_ivs_p):
13201 (vect_get_loop_niters):
13202 (vect_analyze_loop_form):
13203 (vect_analyze_loop):
13204 (vectorize_loops): Likewise.
13206 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13207 (vect_update_inits_of_drs):
13208 (vect_do_peeling_for_alignment):
13209 (vect_transform_loop):
13210 (vect_analyze_operations):
13211 (vect_analyze_scalar_cycles):
13212 (vect_analyze_data_ref_dependences):
13213 (vect_analyze_data_refs_alignment):
13214 (vect_analyze_data_ref_accesses):
13215 (vect_analyze_data_refs):
13216 (vect_mark_stmts_to_be_vectorized):
13217 (vect_get_loop_niters):
13218 (vect_analyze_loop_form):
13219 (vect_analyze_loop): Likewise.
13220 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13222 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13226 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13227 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13228 either -ffast-math or -funsafe-math-optimizations is in use.
13230 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13231 * config/mips/irix-csr.c: New file.
13232 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13233 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13234 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13237 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13239 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13240 redundant, incorrect definitions.
13242 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13244 ("*tls_indirect_call"): New, reference hard regs directly.
13245 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13247 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13249 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13250 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13252 2005-02-06 Roger Sayle <roger@eyesopen.com>
13254 PR rtl-optimization/19800
13255 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13256 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13259 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13261 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13263 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13266 * doc/invoke.texi: Correct documentation of -freorder-functions.
13268 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13271 * doc/invoke.texi: Don't mention gccbug.
13273 2005-02-06 Roger Sayle <roger@eyesopen.com>
13274 Andrew Pinski <pinskia@physics.uc.edu>
13275 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13277 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13278 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13279 into just (zero_extract:SI FOO (const_int 1) BAR).
13281 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13283 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13284 macro locally. Don't give last revision date. Use GCC version
13285 number from gcc-common.texi.
13286 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13287 revision date. Use GCC version number from gcc-common.texi.
13288 Describe being a library as current state rather than as 3.x
13290 * doc/gcc.texi: Remove last update date.
13291 * doc/gccint.texi: Likewise. Update copyright dates.
13292 * doc/install.texi: Update copyright dates.
13294 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13297 * doc/invoke.texi: Mention for each option included in -Wall that
13298 it is included in -Wall.
13299 * doc/gcc.texi: Update copyright and last modification date.
13301 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13303 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13304 unnecessary cast to original induction variable increments.
13306 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13308 PR tree-optimization/18219
13309 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13310 in distributed form.
13312 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13314 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13315 Set bitpos and offset later in the function. Do nothing if the
13316 target is a register and if the bitfield lies completely outside
13318 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13319 here. Return an uninitialised register if the source value is stored
13320 in a register and the bitfield lies completely outside that register.
13322 2005-02-06 Steven Bosscher <stevenb@suse.de>
13324 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13327 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13329 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13331 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13333 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13334 * config/darwin8.h: New.
13335 * config/darwin7.h: Update comment.
13337 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13338 Dorit Naishlos <dorit@il.ibm.com>
13340 * tree-vectorizer.h (LOC): New type.
13341 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13342 (loop_line_number): New field in struct _loop_vec_info.
13343 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13345 * tree-vectorizer.c (input.h): Included.
13346 (find_loop_location): New function.
13347 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13348 loop line number removed.
13349 (vect_debug_details): Likewise.
13350 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13352 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13353 call to vect_debug_details/stats changed from loop to loop_loc.
13354 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13355 (slpeel_tree_peel_loop_to_edge): Likewise.
13357 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13358 changed from NULL to UNKNOWN_LOC.
13359 (vect_get_base_and_offset):
13360 (vect_create_addr_base_for_vector_ref):
13361 (get_vectype_for_scalar_type):
13362 (vect_create_data_ref_ptr):
13363 (vect_init_vector):
13364 (vect_get_vec_def_for_operand):
13365 (vect_finish_stmt_generation):
13366 (vectorizable_assignment):
13367 (vectorizable_operation):
13368 (vectorizable_store):
13369 (vectorizable_load):
13370 (vect_transform_stmt):
13371 (vect_update_ivs_after_vectorizer):
13372 (vect_do_peeling_for_loop_bound):
13373 (vect_do_peeling_for_alignment):
13374 (vect_transform_loop):
13375 (vect_is_simple_use):
13376 (vect_analyze_operations):
13377 (vect_is_simple_iv_evolution):
13378 (vect_analyze_scalar_cycles):
13379 (vect_analyze_data_ref_dependences):
13380 (vect_compute_data_ref_alignment):
13381 (vect_enhance_data_refs_alignment):
13382 (vect_analyze_data_ref_access):
13383 (vect_analyze_data_ref_accesses):
13384 (vect_analyze_pointer_ref_access):
13385 (vect_get_memtag_and_dr):
13386 (vect_analyze_data_refs):
13387 (vect_mark_relevant):
13388 (vect_stmt_relevant_p):
13389 (vect_mark_stmts_to_be_vectorized):
13390 (vect_can_advance_ivs_p):
13391 (vect_get_loop_niters):
13392 (vect_analyze_loop):
13393 (vectorize_loops): Likewise.
13395 (vectorizable_load): Argument in call to vect_debug_details/stats
13396 changed from loop to LOOP_LOC (loop_vinfo).
13397 (vect_transform_loop):
13398 (vect_analyze_operations):
13399 (vect_analyze_scalar_cycles):
13400 (vect_analyze_data_ref_dependence):
13401 (vect_enhance_data_refs_alignment):
13402 (vect_analyze_data_ref_accesses):
13403 (vect_analyze_pointer_ref_access):
13404 (vect_analyze_data_refs):
13405 (vect_analyze_loop): Likewise.
13407 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13408 changed from loop to loop_loc.
13410 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13412 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13413 Dorit Naishlos <dorit@il.ibm.com>
13415 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13417 (vect_analyze_data_ref_dependences): Likewise.
13419 (vect_is_simple_use): Argument changed from loop structure to
13420 loop_vect_info structure.
13421 (vect_can_advance_ivs_p): Likewise.
13422 (vect_create_index_for_vector_ref): Likewise.
13423 (vect_update_ivs_after_vectorizer): Likewise.
13424 (new_stmt_vec_info): Likewise.
13426 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13427 changed from loop to loop_vinfo.
13428 (vect_create_data_ref_ptr): First argument in call to
13429 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13430 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13431 was changed from loop to loop_vinfo.
13432 (vectorizable_operation): Likewise.
13433 (vectorizable_store): Likewise.
13434 (vect_mark_stmts_to_be_vectorized): Likewise.
13435 (vect_do_peeling_for_loop_bound): First argument in call to
13436 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13437 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13438 was changed from loop to loop_vinfo.
13439 (vect_analyze_data_ref_dependences): Third argument in call to
13440 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13442 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13443 (vect_create_data_ref_ptr): Likewise.
13444 (vect_init_vector): Likewise.
13445 (vect_get_vec_def_for_operand): Likewise.
13446 (vectorizable_assignment): Likewise.
13447 (vectorizable_operation): Likewise.
13448 (vectorizable_store): Likewise.
13449 (vectorizable_load): Likewise.
13450 (vect_update_ivs_after_vectorizer): Likewise.
13451 (vect_is_simple_use): Likewise.
13452 (vect_analyze_data_ref_dependence): Likewise.
13453 (vect_analyze_pointer_ref_access): Likewise.
13454 (vect_can_advance_ivs_p): Likewise.
13456 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13457 before _stmt_vec_info.
13458 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13459 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13460 (new_stmt_vec_info): Argument changed from loop structure to
13461 loop_vect_info structure
13463 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13464 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13465 (vect_create_addr_base_for_vector_ref): Likewise.
13466 (vect_analyze_pointer_ref_access): Likewise.
13468 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13471 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13472 phi flag if the phi is abnormal.
13474 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13477 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13478 information for the new statement.
13480 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13483 * gcc.c (main): Include the target in -v output.
13485 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13487 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13488 Do not drop the extend if we'd have to add a paradoxical subreg
13489 later. Include optabs.h and insn-codes.h.
13490 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13492 2005-02-02 Roger Sayle <roger@eyesopen.com>
13494 PR middle-end/19405
13495 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13496 * fold-const.c (const_binop): Avoid constant folding floating
13497 point operations in modes that use composite representations.
13498 * simplify-rtx.c (simplify_binary_operation): Likewise.
13500 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13502 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13504 (altivec_dstt): Likewise.
13505 (altivec_dstst): Likewise.
13506 (altivec_dststt): Likewise.
13507 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13510 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13512 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13513 EXPR_LOCUS from orig_cond to the new cond_stmt.
13514 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13517 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13519 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13520 standard_iv_increment_position. Remove call to bsi_next
13521 (no need to bump the iterator anymore).
13522 (vect_create_index_for_vector_ref): Call
13523 standard_iv_increment_position. Remove second function argument.
13524 (vect_finish_stmt_generation): Remove call to bsi_next
13525 (no need to bump the iterator anymore).
13526 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13527 to vect_create_index_for_vector_ref.
13529 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13531 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13532 phis are used out of the loop.
13534 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13537 * c-decl.c (undef_nested_function): New variable.
13538 (pop_scope): Diagnose undefined nested functions.
13539 (finish_function): Don't attempt cgraph processing or genericizing
13540 if current top-level function contained an undefined nested
13541 function. Reset undef_nested_function at the end of a top-level
13544 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13546 * tree.c (build_int_cst_type): Take sign of the value into account
13547 when deciding whether sign extend the value.
13549 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13552 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13553 (cpp_options, cc1_options): Change %{std*&ansi} to
13554 %{std*&ansi&trigraphs}.
13556 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13558 * cse.c: Update comments.
13560 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13562 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13563 arguments go on the stack. Do not put complex doubles in odd/even
13566 2005-02-02 Steven Bosscher <stevenb@suse.de>
13568 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13569 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13570 -ftree-pre, and -fthread-jumps.
13572 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13574 PR tree-optimization/19578
13575 * tree-flow.h (modified_noreturn_calls): Declare.
13576 (noreturn_call_p): Declare.
13577 * tree-flow-inline.h (noreturn_call_p): New function.
13578 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13579 * tree-cfg.c (modified_noreturn_calls): New variable.
13580 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13581 that contain a mid-block noreturn call.
13582 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13584 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13586 * df.c (df_def_record_1, df_uses_record): Don't use
13588 * df.h (DF_FOR_REGALLOC): Remove.
13590 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13593 * c-typeck.c (really_start_incremental_init): Reset
13594 constructor_max_index for arrays of incomplete type.
13596 2005-02-02 Jeff Law <law@redhat.com>
13598 * gcse.c (struct reg_set): Store the block index where the register
13599 was set rather than the setting insn.
13600 (record_one_set, compute_transp): Corresponding changes.
13601 (pre_insert_copy_insn): Do not call replace_one_set.
13602 (replace_one_set): Remove.
13604 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13607 * doc/gcov.texi: Fix typo.
13609 2005-02-01 Richard Henderson <rth@redhat.com
13612 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13613 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13615 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13616 * config/i386/i386-protos.h: Update.
13618 2005-02-01 Steven Bosscher <stevenb@suse.de>
13620 PR tree-optimization/19217
13621 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13622 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13623 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13624 that it is walking a PHI node.
13626 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
13628 * doc/extend.texi (Nested Functions): Update.
13630 2005-02-01 Richard Henderson <rth@redhat.com>
13633 * optabs.c (expand_copysign_absneg): Export.
13634 * optabs.h (expand_copysign_absneg): Declare.
13635 * config/rs6000/rs6000.md (copysigntf3): New.
13637 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13639 PR tree-optimization/19633
13640 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13641 * tree-ssa-alias.c (init_alias_info): Initialize.
13642 (merge_pointed_to_info): Set.
13643 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13644 (dump_points_to_info_for): Show value of pt_null.
13645 (struct count_ptr_d): Declare.
13646 (find_ptr_dereference): Remove.
13647 (ptr_is_dereferenced_by): Remove.
13648 (count_ptr_derefs): New local function.
13649 (count_uses_and_derefs): New local function.
13650 (compute_points_to_and_addr_escape): Call it. If the number
13651 of dereferences is greater than zero, mark the pointer as
13652 dereferenced. If there are fewer dereferences than uses of
13653 the pointer, the pointer's value escapes.
13655 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13657 PR tree-optimization/19670
13658 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13660 (verify_use): ... set it here, instead.
13662 2005-02-01 Janis Johnson <janis187@us.ibm.com>
13664 * doc/sourcebuild.texi (Test directives): Fix formatting.
13666 * doc/sourcebuild.texi (Test directives): Describe selector
13669 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
13671 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13672 specific 64-bit CPUs.
13674 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
13677 * arm.c (arm_eliminable_register): New function.
13678 (adjacent_mem_locations): Don't allow eliminable registers. Use
13679 HOST_WIDE_INT for address offsets.
13680 * arm-protos.h (arm_eliminable_register): Add prototype.
13682 2005-02-01 Steven Bosscher <stevenb@suse.de>
13684 PR optimization/15242
13685 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13686 * basic-block.h (duplicate_computed_gotos): Add prototype.
13687 * bb-reorder.c (duplicate_computed_gotos): New function to
13688 duplicate sufficiently small blocks ending in a computed jump.
13689 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
13690 if not optimizing for size.
13691 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
13692 never do tail merging for blocks ending in a computed jump.
13693 * doc/invoke.texi: Document the max-goto-duplication-insns param.
13695 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
13697 Patch from Richard Sandiford <rsandifo@redhat.com>
13698 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
13699 from inheriting a subreg equivalence with a non-spill register.
13701 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
13703 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
13705 * config/frv/frv.c (movcc_fp_destination_operand): New.
13706 (gpr_or_memory_operand): Fix typo in comment.
13707 (gpr_or_memory_operand_with_scratch): New.
13708 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
13709 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
13710 movcc_fp_destination_operand.
13711 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
13712 Legitimize memory addresses using a scratch register.
13714 2005-01-31 Jeff Law <law@redhat.com>
13716 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
13717 bitmap a sparse bitmap instead of a simple bitmap.
13718 (mark_def_sites_initialize_block): Corresponding changes.
13719 (ssa_mark_def_sites_initialize_block): Likewise.
13720 (ssa_mark_phi_uses): Likewise.
13721 (mark_def_site, ssa_mark_def_sites): Likewise.
13722 (mark_def_site_blocks): Likewise.
13723 (rewrite_ssa_into_ssa): Likewise.
13725 * tree-ssa-dom.c (record_cond): Pass correct variable type
13726 for last argument to htab_find_slot_with_hash.
13728 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
13729 effects when optimizing 0 % X. Do not try to optimize X % 0.
13731 2005-01-31 James E. Wilson <wilson@specifixinc.com>
13733 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
13736 2005-02-01 Eric Christopher <echristo@redhat.com>
13738 * config/mips/mips.c (override_options): Warn if -mint64
13740 * doc/invoke.texi (MIPS Options): Document that -mint64 is
13743 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
13745 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
13747 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
13748 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
13749 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
13750 (cached_regno): Initialize to INVALID_REGNUM.
13751 (cse_reg_info_table_size,
13752 cse_reg_info_table_first_uninitialized,
13753 cse_reg_info_timestamp): New.
13754 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
13756 (init_cse_reg_info, get_cse_reg_info_1): New.
13757 (get_cse_reg_info): Cache the last look-up.
13758 (new_basic_block): Update the code to clear mappings from
13759 registers to cse_reg_info entries.
13760 (cse_main): Call init_cse_reg_info.
13762 * cse.c (get_cse_reg_info): Update a comment.
13764 2005-01-31 Steven Bosscher <stevenb@suse.de>
13767 * c-decl.c (start_decl): Do not warn about arrays of elements with
13768 an incomplete type here.
13769 (grokdeclarator): Do it here by making a pedwarn an error.
13770 * c-typeck.c (push_init_level): If there were previous errors with
13771 the constructor type, do not warn about braces for initializers.
13772 (process_init_element): Likewise for excess initializer elements.
13774 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
13776 * cse.c (delete_trivially_dead_insn): Don't iterate.
13778 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
13780 * config/rs6000/rs6000.md (copysignsf3): New expand.
13781 (copysigndf3): Likewise.
13783 2005-01-31 Steven Bosscher <stevenb@suse.de>
13785 * recog.c (constrain_operands): Only look for earlyclobber operand
13786 conflicts if an '&' constraint was seen.
13788 2005-01-31 Marc Espie <espie@openbsd.org>
13790 * config.gcc: Don't include embedded systems fragment, switches default
13791 debugging format to ELF.
13792 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
13793 longer pick it up there.
13795 2005-01-31 Dale Johannesen <dalej@apple.com>
13797 * doc/extend.texi (nested functions): Fix linkage description.
13798 Clarify that static is not allowed.
13800 2005-01-31 Dale Johannesen <dalej@apple.com>
13802 * config/rs6000/darwin.md (movsf_low_di): Make work.
13803 (movdf_low_di): Make work.
13805 2005-01-31 Dale Johannesen <dalej@apple.com>
13807 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
13808 Make work for 64 bit.
13810 2005-01-31 Roger Sayle <roger@eyesopen.com>
13811 Dale Johannesen <dalej@apple.com>
13813 PR middle-end/19650
13814 * fold-const.c (fold_binary_op_with_conditional_arg):
13815 Make types match original operands, before STRIP_NOPS.
13817 2005-01-31 Alan Modra <amodra@bigpond.net.au>
13819 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
13820 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
13821 (struct gcc_sigcontext): Delete. Merge contents to..
13822 (struct gcc_ucontext): ..here.
13823 (get_sigcontext): Delete.
13824 (get_regs): New function, like get_sigcontext but return regs ptr.
13825 64-bit version finds regs from r1 to support vdso.
13826 (ppc_linux_aux_vector): New function.
13827 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
13830 2005-01-31 Ira Rosen <irar@il.ibm.com>
13832 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
13834 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
13835 redundant fold. Fix misalignment for MINUS_EXPR.
13836 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
13837 (vect_analyze_pointer_ref_access): Likewise.
13838 (vect_get_memtag_and_dr): Likewise.
13840 2005-01-31 Richard Henderson <rth@redhat.com>
13842 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
13843 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
13844 absnegdf2_i387, absnegxf2_i387): Likewise.
13846 2005-01-31 Richard Henderson <rth@redhat.com>
13849 * optabs.c (expand_copysign_absneg): New.
13850 (expand_copysign_bit): Split out from ...
13851 (expand_copysign): ... here. Use expand_copysign_absneg.
13853 2005-01-30 Roger Sayle <roger@eyesopen.com>
13855 PR middle-end/19697
13856 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
13857 constant as the second operand and a register as the third.
13859 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
13862 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
13863 that dllimport'd functions do not use all call-clobbered registers
13864 to pass parameters.
13866 2005-01-30 Richard Henderson <rth@redhat.com>
13869 * optabs.c (expand_absneg_bit): Split out from expand_unop and
13870 expand_abs_nojump and generalize. Use operand_subword and
13871 emit_no_conflict_block. Support large modes.
13872 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
13874 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
13875 negation to subtraction.
13876 (expand_copysign): Check that the format has signed zeros.
13877 Use operand_subword and emit_no_conflict_block. Support large modes.
13879 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
13881 Fix PR tree-optimization/19624
13883 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
13884 * tree-ssa-pre.c: Add cfgloop.h.
13886 (pre_stats): New member, constified.
13887 (inserted_exprs): New static variable.
13888 (NECESSARY): New macro.
13889 (create_expression_by_pieces): Fold the expression, and
13890 mark it as defaulting to not necessary. Also put in
13892 (fully_constant_expression): New function.
13893 (insert_into_preds_of_block): Modify to not insert phis when we
13894 are playing with induction variables.
13895 Push phis onto the inserted_exprs vector, and mark them as not
13896 necessary by default.
13897 (insert_aux): Call fully_constant_expression on eprime.
13898 If all edges produce the same value, mark it constant.
13899 (mark_operand_necessary): New function.
13900 (remove_dead_inserted_code): New function.
13901 (init_pre): Init loop optimizer to get loop info.
13902 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13903 (execute_pre): Commit edge inserts, then remove dead code.
13905 2005-01-30 Richard Henderson <rth@redhat.com>
13907 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13908 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13910 2005-01-30 Richard Henderson <rth@redhat.com>
13913 * config/i386/i386.c (ix86_expand_copysign): New.
13914 (ix86_split_copysign_const): New.
13915 (ix86_split_copysign_var): Rename from ix86_split_copysign,
13916 rearrange op1/nmask operands.
13917 * config/i386/i386-protos.h: Update.
13918 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13919 (copysigndf3): Likewise.
13920 (copysignsf3_const, copysigndf3_const): New.
13921 (copysignsf3_var): Rename from copysignsf3, split out splitter
13922 and fix split predicate for X constraint.
13923 (copysigndf3_var): Similarly.
13925 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
13927 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13928 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13929 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13931 2005-01-29 Richard Henderson <rth@redhat.com>
13934 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13935 of # and * in constraints.
13937 2005-01-29 Richard Henderson <rth@redhat.com>
13939 PR middle-end/19689
13940 * expr.c (store_field): Don't strip sub-mode cast when the input
13941 data is even smaller.
13943 2005-01-29 Richard Henderson <rth@redhat.com>
13945 PR middle-end/19687
13946 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13949 2005-01-29 Richard Henderson <rth@redhat.com>
13951 * combine.c (make_field_assignment): Fix argument order
13954 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
13956 PR tree-optimization/15791
13957 * fold-const.c (extract_array_ref): New function.
13958 (fold): Fold comparisons between &a[i] and &a[j] or
13959 semantically equivalent trees.
13961 2005-01-29 Jeff Law <law@redhat.com>
13963 * gcse.c (insert_expr_in_table): Revamp handling of available
13964 and anticipatable occurrence lists to avoid unnecessary list
13966 (insert_set_in_table): Similarly.
13968 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
13970 * c-common.c (fix_string_type): Just use c_build_qualified_type to
13972 (c_build_qualified_type): Build qualified array types with
13973 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13974 * c-decl.c (c_make_fname_decl): Build unqualified array type
13975 before qualified type.
13976 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13977 type is qualified, not just if type itself is. Don't apply
13978 qualifiers to array type when declarator is processed. Apply
13979 qualifiers to field type whether or not it is an array type.
13980 Don't handle array types specially for applying qualifiers to
13982 * c-typeck.c (composite_type): Build unqualified element type and
13983 array type when forming composite of array types.
13984 (common_pointer_type, comptypes, comp_target_types,
13985 type_lists_compatible_p, build_indirect_ref, build_array_ref,
13986 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13988 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13989 (args2) in variables a1 and a2.
13991 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
13993 * cse.c (n_elements_made, max_elements_made): Remove.
13994 (insert): Don't touch n_elements_made.
13995 (cse_main): Don't touch n_elements_made or max_elements_made.
13997 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
14000 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
14001 configuration part of dp-bit.c to be lost.
14003 2005-01-28 Roger Sayle <roger@eyesopen.com>
14005 * expmed.c (expand_mult_highpart_optab): When attempting to use
14006 a non-widening multiplication in a wider mode, the operands need
14007 to be converted (zero or sign extended) to that mode.
14009 2005-01-28 Ian Lance Taylor <ian@airs.com>
14011 PR middle-end/16558
14012 PR middle-end/19583
14013 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
14014 through if both operands fall through.
14016 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14018 * cse.c (fold_rtx) <PC>: Don't optimize.
14020 2005-01-28 Jeff Law <law@redhat.com>
14022 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14023 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14025 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14027 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14028 cse_reg_info_used_list_end): Remove.
14029 (cse_reg_info_list, cse_reg_info_list_free): New.
14030 (get_cse_reg_info): When allocating an instance of
14031 cse_reg_info, add it to the beginning of the cse_reg_info_list
14032 list. Remove code to maintain cse_reg_info_used_list.
14033 (new_basic_block): Reset the free list to the beginning of
14036 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14038 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14039 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14040 (frv_expand_mdpackh_builtin): New function.
14041 (frv_expand_builtin): Use it to expand __MDPACKH.
14042 * doc/extend.texi (__MDPACKH): Update documentation.
14044 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14046 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14047 SSE_FLOAT_MODE_P for use_sse computation.
14049 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14052 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14054 2005-01-27 Richard Henderson <rth@redhat.com>
14056 * builtins.c (expand_builtin_copysign): New.
14057 (expand_builtin): Call it.
14058 * genopinit.c (optabs): Add copysign_optab.
14059 * optabs.c (init_optabs): Initialize it.
14060 (expand_copysign): New.
14061 * optabs.h (OTI_copysign, copysign_optab): New.
14062 (expand_copysign): Declare.
14064 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14065 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14067 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14068 (ix86_expand_fp_absneg_operator): ... here.
14069 (ix86_split_copysign): New.
14070 * config/i386/i386-protos.h: Update.
14071 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14072 (copysignsf3, copysigndf3): New.
14074 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14075 (copysignsf3, ncopysignsf3): New.
14076 (copysigndf3, ncopysigndf3): New.
14077 (copysignxf3, ncopysignxf3): New.
14078 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14080 2005-01-27 Arend Bayer <arend.bayer@web.de>
14081 Kazu Hirata <kazu@cs.umass.edu>
14083 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14084 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14085 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14088 2005-01-27 Jeff Law <law@redhat.com>
14090 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14091 definitions of SSA_NAMEs which are not being rewritten.
14092 (rewrite_ssa_into_ssa): Only initialize the current definition
14093 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14094 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14095 SSA_NAMEs before returning.
14097 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14099 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14100 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14101 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14102 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14103 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14105 2005-01-27 Steven Bosscher <stevenb@suse.de>
14107 PR middle-end/17278
14108 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14109 higher to -O2 and higher. Likewise for tree PRE.
14110 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14113 2005-01-27 Ian Lance Taylor <ian@airs.com>
14115 PR middle-end/19583
14116 * gimple-low.c (try_catch_may_fallthru): New static function.
14117 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14118 * tree-inline.c (expand_call_inline): Don't warn about reaching
14119 the end of a non-void function being inlined if the function uses
14122 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14124 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14127 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14128 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14129 (implicitly_declare): Handle error_mark_node.
14131 2005-01-27 Richard Henderson <rth@redhat.com>
14134 * tree.h (struct tree_decl): Add debug_expr_is_from.
14135 (DECL_DEBUG_EXPR_IS_FROM): New.
14136 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14137 * dwarf2out.c (dwarf2out_var_location): Update to match.
14138 * tree-outof-ssa.c (create_temp): Likewise.
14139 * var-tracking.c (track_expr_p): Likewise.
14140 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14141 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14142 * toplev.c (default_tree_printer): Likewise.
14144 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14146 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14147 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14149 2005-01-27 Steven Bosscher <stevenb@suse.de>
14151 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14152 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14153 ASM_CLOBBERS): Add tree checks.
14155 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14156 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14157 * c-common.def (SWITCH_STMT): Update to match.
14158 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14159 macros instead of SWITCH_EXPR ones.
14160 * c-dump.c (c_dump_tree): Likewise.
14161 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14162 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14164 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14166 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14168 * unwind-dw2.c (execute_stack_op): Add missing cases for
14169 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14171 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14173 * config.gcc (Obsolete configurations): Remove 'dummy', add
14174 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14177 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14179 PR tree-optimization/19633
14180 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14182 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14183 are no call-clobbered variables.
14184 * tree-outof-ssa.c (check_replaceable): Return false for calls
14187 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14189 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14190 even for variables with NULL DECL_INITIAL.
14192 2005-01-26 Stuart Hastings <stuart@apple.com>
14194 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14196 2005-01-26 Richard Henderson <rth@redhat.com>
14198 PR middle-end/18008
14199 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14201 * expr.c (store_field): Strip conversions to odd-bit-sized types
14202 if the destination field width matches.
14204 2005-01-26 Richard Henderson <rth@redhat.com>
14206 * c-decl.c, expmed.c, expr.c: Revert last change.
14208 2005-01-26 Richard Henderson <rth@redhat.com>
14210 PR middle-end/18008
14211 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14213 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14214 if we don't need the bits above those present in the current mode.
14215 * expr.c (store_field): Strip conversions to odd-bit-sized types
14216 if the destination field width matches.
14218 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14220 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14221 either -ffast-math or -funsafe-math-optimizations is in use.
14223 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14227 * config/avr/avr.c (notice_update_cc): Only set condition code for
14228 ashrqi3 if shift count > 0.
14229 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14230 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14231 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14232 count <= 0 as a no-op, and shift count >= width by copying zero
14233 or sign bit to all bits of the result.
14234 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14235 count, with attribute "length" set to 0 and "cc" set to "none".
14237 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14239 * doc/invoke.texi: Document -mTLS.
14241 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14242 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14243 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14244 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14245 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14246 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14247 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14248 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14250 * configure.ac: Check for a TLS capable gas.
14252 * configure: Regenerate.
14254 2005-01-26 Richard Henderson <rth@redhat.com>
14256 PR middle-end/18008
14257 * combine.c (make_field_assignment): Simplify store to zero_extract
14258 from a source with an overlapping mask.
14260 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14262 2004-11-11 Eric Christopher <echristo@redhat.com>
14264 * config/frv/frv.md: Add fr400_integer automaton. Don't
14265 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14268 2005-01-26 Steven Bosscher <stevenb@suse.de>
14270 PR middle-end/16585
14271 * cfgbuild.c (make_edges): Do not clear or set
14272 current_function_has_computed_jump.
14273 * function.h (struct function): Remove the has_computed_jump field.
14274 (current_function_has_computed_jump): Do not define.
14275 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14276 in a computed jump. Ignore current_function_has_computed_jump.
14278 2005-01-26 Richard Henderson <rth@redhat.com>
14280 PR middle-end/19515
14281 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14282 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14284 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14285 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14286 objects into static storage if they have more than one non-zero value.
14287 * tree.h (categorize_ctor_elements): Update decl.
14289 2005-01-26 Steven Bosscher <stevenb@suse.de>
14291 PR middle-end/19616
14292 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14293 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14294 to this function from 2004-07-10.
14295 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14296 the current function for tail call optimizations if the address
14297 of one of it its arguments is taken.
14299 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14301 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14303 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14305 * function.c (expand_function_end): If current_function_calls_alloca,
14306 emit stack restore in a place that is reached when the function falls
14307 through at the end.
14309 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14311 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14312 rule to avoid matching inappropriate suffix rule.
14314 2005-01-26 Jan Hubicka <jh@suse.cz>
14316 PR tree-optimization/19241
14317 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14319 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14321 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14322 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14324 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14325 <sim*>: Always use crt1.o, regardless of N in simN.
14326 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14327 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14328 (CRT_CALL_STATIC_FUNCTION): Remove.
14329 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14330 use crt1.o, regardless of N in simN.
14331 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14332 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14333 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14334 case isystem setting.
14335 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14337 2005-01-25 Ian Lance Taylor <ian@airs.com>
14339 * gimple-low.c (block_may_fallthru): Correct handling of
14340 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14342 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14344 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14345 handlers to match indentation; nested under the mtune=* handler.
14346 Similar for mcpu= and march=.
14348 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14350 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14351 * config/mips/linux64.h (LIB_SPEC): Likewise.
14352 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14353 * config/sh/linux.h (LIB_SPEC): Likewise.
14355 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14357 * config/frv/frv.c (frv_legitimize_tls_address): New.
14358 (TARGET_HAVE_TLS): Define.
14359 (FRV_SYMBOL_REF_TLS_P): Define.
14360 (frv_override_options): Handle new register classes.
14361 (frv_legitimate_address_p): Reject tls addresses.
14362 (frv_legitimize_address): Handle TLS addresses.
14363 (gen_inlined_tls_plt): New.
14364 (gen_tlsmoff): New.
14365 (frv_legitimize_tls_address): New.
14366 (unspec_got_name): Add TLS entries.
14367 (got12_operand): Add R_FRV_TLSMOFF12 case.
14368 (frv_emit_move): Fixup TLS addresses.
14369 (frv_emit_movsi): Legitimize TLS addresses.
14371 * config/frv/frv.h (MASK_BIG_TLS): New.
14372 (TARGET_BIG_TLS): New.
14373 (HAVE_AS_TLS): Define.
14374 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14375 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14376 (REG_CLASS_NAMES): Same.
14377 (REG_CLASS_CONTENTS): Same.
14378 (CONSTRAINT_LEN): New.
14379 (REG_CLASS_FROM_CONSTRAINT): New.
14380 (PREDICATE_CODES): Add symbolic_operand.
14382 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14383 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14384 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14385 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14386 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14387 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14388 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14389 GR9_REG, GR14_REG, LRREG.
14390 (type): Add load_or_call attribute.
14391 ("load_or_call"): New reservation.
14392 ("call_gettlsoff"): New.
14393 ("tls_indirect_call"): New.
14394 ("tls_load_gottlsoff12"): New.
14395 ("tlsoff_hilo"): New.
14396 ("tls_tlsdesc_ldd"): New.
14397 ("tls_tlsoff_ld"): New.
14400 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14402 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14404 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14405 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14406 * config/frv/frv.c (TLS_BIAS): Define.
14407 (frv_output_dwarf_dtprel): New.
14409 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14411 PR rtl-optimization/19579
14412 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14413 both A and B, see if they don't clobber registers the other expr uses.
14415 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14417 * real.c (do_add): Initialize signalling and canonical members.
14419 * real.c (real_from_integer): Zero out destination.
14421 2005-01-18 Jan Hubicka <jh@suse.cz>
14423 PR tree-optimize/19337
14424 * tree-inline.c (initialize_inlined_parameters): Copy
14425 saved_static_chain_decl only.
14427 2005-01-25 Richard Henderson <rth@redhat.com>
14431 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14432 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14433 80387 enabled, to return a proper subclass. Return the subset that
14434 overlaps with GENERAL_REGS for PLUS.
14435 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14437 2005-01-25 Richard Henderson <rth@redhat.com>
14439 PR middle-end/19609
14440 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14442 2005-01-25 Roger Sayle <roger@eyesopen.com>
14444 * expmed.c (choose_multiplier): Change interface to return the
14445 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14446 (expand_divmod): Update calls to choose_multiplier.
14448 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14450 PR middle-end/19330
14451 * expmed.c (extract_bit_field): Use adjust_address instead of
14452 gen_lowpart when op0 is a MEM.
14454 2005-01-24 Steven Bosscher <stevenb@suse.de>
14456 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14458 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14460 * config/mips/irix-csr.c: New file.
14461 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14462 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14463 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14466 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14469 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14470 sparc/elf.h, add sparc/sp-elf.h.
14471 (sparc-*-rtems*): Likewise.
14472 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14473 tm-dwarf2.h, add sparc/sp-elf.h.
14474 (sparc86x-*-elf): Likewise.
14475 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14476 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14477 TARGET_OS_CPP_BUILTINS.
14478 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14479 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14481 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14482 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14483 (SWITCH_TAKES_ARG): Likewise.
14484 (LOCAL_LABEL_PREFIX): Likewise.
14485 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14486 (TARGET_N_FORMAT_TYPES): Delete.
14487 (TARGET_FORMAT_TYPES): Likewise.
14488 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14489 * config/sparc/elf.h: Delete.
14490 * config/sparc/sp-elf.h: New file.
14492 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14494 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14495 * tree-flow.h: Remove the corresponding prototype.
14496 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14497 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14499 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14502 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14503 for AIX ABI or ELF -fPIC.
14504 (rs6000_emit_load_toc_table): Don't create toc_section here.
14505 (rs6000_xcoff_file_start): Nor here.
14507 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14509 * sh.c (ra.h): Don't #include.
14510 (hard_regs_intersect_p): New function, resurrected from ra.c.
14512 * sh.c: Fix 1996 Copyright.
14514 2005-01-24 Richard Henderson <rth@redhat.com>
14515 Aldy Hernandez <aldyh@redhat.com>
14517 * regrename.c (note_sets): Handle subregs.
14519 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14522 * genconditions.c (write_header, write_conditions): Elide file if
14525 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14527 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14528 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14531 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14533 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14534 expand_builtin_printf, expand_builtin_fprintf,
14535 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14536 checking against POINTER_TYPE.
14537 (validate_arglist): Handle POINTER_TYPE code by checking
14540 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14542 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14543 init_rtlanal): New.
14544 (for_each_rtx): Call for_each_rtx_1.
14545 * rtl.h (init_rtlanal): Declare.
14546 * toplev.c (backend_init): Call init_rtlanal.
14548 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14550 * flow.c (propagate_one_insn): Formatting.
14552 PR middle-end/19551
14553 * flow.c (libcall_dead_p): Be more conservative if unsure.
14554 If there are any instructions between insn and call, see if they are
14555 all dead before saying the libcall is dead.
14557 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14559 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14560 operand constraint for operand 0.
14562 2005-01-23 Richard Henderson <rth@redhat.com>
14565 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14566 edges leading to join block.
14568 2005-01-23 Roger Sayle <roger@eyesopen.com>
14570 * expmed.c (expand_mult_highpart): Make static. Change type of
14571 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14572 (expand_divmod): Updates calls to expand_mult_highpart by using
14573 gen_int_mode to pass a CONST_INT rtx.
14574 * rtl.h (expand_mult_highpart): Remove prototype.
14576 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14578 * flow.c (regset_bytes, regset_size): Remove.
14580 * cfganal.c: Fix a reference to Harvey's paper.
14582 2005-01-23 Steven Bosscher <stevenb@suse.de>
14584 PR rtl-optimization/19464
14585 * tree-optimize.c (init_tree_optimization_passes): Add one more
14586 copyrename pass just before out-of-ssa.
14588 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14591 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14592 * ggc-none.c (ggc_free): Define.
14594 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14596 * cse.c (max_reg, max_insn_uid): Remove.
14597 (cse_main): Don't access max_reg or max_insn_uid.
14599 * c-common.c (explicit_flag_signed_bitfields,
14600 lang_statement_code_p, lang_expand_function_end): Remove.
14601 * c-common.h: Remove the corresponding declarations.
14602 * c-opts.c (c_common_handle_option): Remove all write access
14603 to explicit_flag_signed_bitfields.
14605 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14606 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14607 * cgraph.h: Remove the corresponding declaration.
14609 * gcse.c (null_pointer_info): Remove.
14611 2005-01-23 Roger Sayle <roger@eyesopen.com>
14612 Eric Botcazou <ebotcazou@libertysurf.fr>
14614 * combine.c (simplify_logical): Only simplify logical expressions
14615 of the form ior(and(x,y),z) by the inverse distributive law if the
14616 result is cheaper than the original.
14618 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14620 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14621 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14622 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14623 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14624 config/freebsd-spec.h, config/arm/arm.h,
14625 config/h8300/h8300.md, config/i386/i386.md,
14626 config/i386/predicates.md, config/i386/sse.md,
14627 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14628 config/vax/vax.md: Fix comment typos. Follow spelling
14631 2005-01-23 Steven Bosscher <stevenb@suse.de>
14633 * gengtype.c (walk_type): Produce `not equal to' compares for loop
14634 tests, instead of `less than'.
14636 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
14638 * function.c (assign_parm_setup_block): When creating a new stack slot
14639 for a parameter, get its alignment from the parameter's DECL_ALIGN
14640 rather than the type's TYPE_ALIGN. Make sure that the parameter
14641 is at least word aligned.
14643 2005-01-22 Roger Sayle <roger@eyesopen.com>
14645 PR middle-end/19378
14646 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14648 2005-01-22 Richard Henderson <rth@redhat.com>
14651 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14652 in both compare operands.
14653 (movdfcc_1_sse_max): Likewise.
14654 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
14655 (movdfcc_1_sse): Likewise.
14656 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14657 scratch register as needed.
14659 2005-01-22 Richard Henderson <rth@redhat.com>
14661 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14663 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14665 2005-01-22 Richard Henderson <rth@redhat.com>
14667 * genopinit.c (optabs): Use smin/smax for floating point too.
14668 * doc/md.texi: Update to match. Clarify that floating point
14669 results are undefined for +0/-0 and NaN.
14670 * doc/rtl.texi: Likewise.
14671 * rtl.def (SMIN, SMAX): Likewise
14672 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14674 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14675 leading 's' to the name.
14676 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14677 smaxxf3, sminxf3): Likewise.
14678 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
14681 2005-01-22 Paul Brook <paul@codesourcery.com>
14683 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
14685 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
14687 * config/s390/s390.c (struct processor_costs): New fields
14688 dlgr, dlr, dr, dsgfr, dsgr.
14689 (z900_cost, z990_cost): Values for new fields.
14690 (s390_rtx_costs): New cases MEM und COMPARE in switch
14691 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
14692 DIV, MOD, UDIV, UMOD.
14694 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14696 * config/s390/s390.md ("doloop_si64"): Reload input value directly
14697 into the register being decremented.
14698 ("doloop_si31", "doloop_di"): Likewise.
14699 ("*doloop_si_long"): Adapt pattern.
14701 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14703 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
14705 (CLASS_MAX_NREGS): Likewise.
14707 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
14709 * doc/tree-ssa.texi (Statement Operands): Add example for new
14710 must-def macro. Note deprecation of old operands interface.
14712 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
14714 PR tree-optimization/19484
14715 * tree-cfg.c (remove_fallthru_edge): New function.
14716 (cleanup_control_flow): Remove fallthru edges from calls that are
14717 now known not to return.
14719 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14721 Fix PR tree-optimization/19038
14722 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
14723 copies with loop variant ones.
14725 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
14727 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
14728 config/alpha/alpha-protos.h, config/alpha/alpha.h,
14729 config/alpha/alpha.md, config/alpha/predicates.md,
14730 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
14731 config/sparc/sol2.h: Update copyright.
14733 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
14734 first label to see if it is a nonlocal label.
14736 2005-01-22 David Edelsohn <edelsohn@gnu.org>
14737 Andrew Pinski <pinskia@physics.uc.edu>
14740 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
14741 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
14743 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14745 * config/rs6000/rtems.h: Update copyright.
14747 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14750 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
14751 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
14752 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
14754 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14757 * c-typeck.c (convert_arguments): Check for error_mark_node.
14759 2005-01-21 Ian Lance Taylor <ian@airs.com>
14761 PR tree-optimization/13000
14762 * tree-inline.c: Include "tree-flow.h".
14763 (expand_call_inline): If warn_return_type, warn if non-void inline
14764 function falls through.
14765 * tree-cfg.c (execute_warn_function_return): Don't warn about
14766 control reaching end if TREE_NO_WARNING is set. Set
14768 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
14770 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
14771 branch if we don't need one.
14772 * c-typeck.c: Include "tree-flow.h"
14773 (c_finish_bc_stmt): Don't add a goto if the current statement
14774 list doesn't fall through to the current point.
14776 2005-01-21 Roger Sayle <roger@eyesopen.com>
14778 PR rtl-optimization/576
14779 * real.c (real_arithmetic): Change return type from void to bool
14780 to return an indication that the result may be inexact.
14781 * real.h (real_arithmeric): Update prototype.
14782 * fold-const.c (const_binop): Don't constant fold floating
14783 point expressions when the user specifies -frounding-math and
14784 the result may depend upon the run-time rounding mode.
14785 (fold_convert_const_real_from_real): Clean-up.
14786 (fold_initializer): Ignore flag_rounding_math for initializers.
14787 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
14788 constant fold FP operations with flag_rounding_math if the
14789 result may depend upon the run-time rounding mode.
14791 2005-01-21 Tom Tromey <tromey@redhat.com>
14793 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
14795 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
14797 * tree-cfg.c: Fix comment typos.
14799 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
14801 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
14802 around the call to rest_of_handle_branch_target_load_optimize.
14804 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14806 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
14807 (sparc64-*-openbsd*): Likewise.
14808 (sparclite-*-elf*): Include tm-dwarf2.h.
14809 (sparc86x-*-elf*): Likewise.
14810 (sparc64-*-elf*): Likewise.
14811 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
14812 (DBX_DEBUGGING_INFO): Likewise.
14813 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
14814 (PREFERRED_DEBUGGING_TYPE): Likewise.
14815 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
14816 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
14817 (PREFERRED_DEBUGGING_TYPE): Likewise.
14818 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
14819 (PREFERRED_DEBUGGING_TYPE): Likewise.
14820 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
14822 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14825 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
14827 2005-01-20 Paul Brook <paul@codesourcery.com>
14829 * doc/rtl.texi: Document value extension requirements for CONST_INT.
14831 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14833 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
14834 label is first in a sequence of labels.
14836 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
14838 2005-01-20 Janis Johnson <janis187@us.ibm.com>
14839 Giovanni Bajo <giovannibajo@gcc.gnu.org>
14841 * doc/sourcebuild.texi (Test Directives): New.
14843 2005-01-20 Roger Sayle <roger@eyesopen.com>
14845 * real.c (real_floor): Don't leave the result uninitialized when
14846 mode is VOIDMode, but return the unrounded intermediate value.
14847 (real_ceil): Likewise.
14849 2005-01-20 Paul Brook <paul@codesourcery.com>
14851 * config/arm/arm.md (insv): Use gen_int_mode.
14853 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14855 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
14856 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14857 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14858 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14859 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14861 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14864 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
14865 fbreg, so we have to assume we can't.
14866 (loc_descriptor_from_tree_1): Ditto.
14867 (containing_function_has_frame_base): New function.
14868 (add_location_or_const_value_attribute): Use it.
14869 Also try to generate a frame_base from a single element location
14872 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14874 PR tree-optimization/15349
14875 * timevar.def (TV_TREE_MERGE_PHI): New.
14876 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
14878 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
14879 calls to tree_forwarder_block_p.
14880 (remove_forwarder_block_with_phi, merge_phi_nodes,
14881 gate_merge_phi, pass_merge_phi): New.
14882 * tree-optimize.c (init_tree_optimization_passes): Add
14884 * tree-pass.h: Add an extern for pass_merge_phi;
14886 2005-01-20 Richard Henderson <rth@redhat.com>
14889 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14890 (_mm_castps_pd, _mm_castps_si128): New.
14891 (_mm_castsi128_ps, _mm_castsi128_pd): New.
14893 2005-01-20 Richard Henderson <rth@redhat.com>
14896 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14897 __builtin_ia32_vec_init_v2si.
14898 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14899 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14900 (ix86_init_mmx_sse_builtins): Create it.
14901 (ix86_expand_builtin): Expand it.
14902 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14903 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14904 (vec_extractv2si_0, vec_extractv2si_1): New.
14906 2005-01-20 Richard Henderson <rth@redhat.com>
14909 * config/i386/i386.c (ix86_expand_push): New.
14910 * config/i386/mmx.md (push<MMXMODE>1): New.
14911 * config/i386/sse.md (push<SSEMODE>1): New.
14912 * config/i386/i386-protos.h: Update.
14914 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14916 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14919 2005-01-20 Richard Henderson <rth@redhat.com>
14921 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14922 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14924 2005-01-19 Richard Henderson <rth@redhat.com>
14927 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14928 to V4SFmode in SSE1 fallback load path.
14930 2005-01-19 Richard Henderson <rth@redhat.com>
14932 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14933 in QImode expansion to ix86_expand_vector_set.
14934 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14936 2005-01-19 Richard Henderson <rth@redhat.com>
14939 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14940 subclass of the input class.
14941 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14942 Always true for cross-SSE1 classes. Rationalize conditionals.
14943 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14944 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
14945 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
14946 (movdi_2): Add MMX/SSE zeros.
14947 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
14948 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14949 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14950 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14951 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14952 (zero_extendsidi2_rex64_1): Remove.
14953 (MOV0 peephole): Check GENERAL_REG_P.
14955 2005-01-19 Richard Henderson <rth@redhat.com>
14958 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14960 (ix86_expand_vector_extract): Likewise.
14962 2005-01-19 Richard Henderson <rth@redhat.com>
14964 PR middle-end/19304
14965 * expr.c (emit_move_change_mode): New argument force; use
14966 simplify_gen_subreg if true.
14967 (emit_move_via_alt_mode): Merge into ...
14968 (emit_move_via_integer): ... here.
14969 (emit_move_ccmode): Use emit_move_change_mode directly.
14971 2005-01-19 Richard Henderson <rth@redhat.com>
14974 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14975 (alpha_preferred_reload_class): Handle CONST_VECTOR.
14976 (alpha_emit_set_const_1): Add no_output parameter; don't emit
14978 (alpha_emit_set_const): Likewise. Make static.
14979 (alpha_emit_set_long_const): Make static.
14980 (alpha_extract_integer): Split out from alpha_expand_mov.
14981 (alpha_split_const_mov): Likewise.
14982 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
14983 (alpha_legitimate_constant_p): New.
14984 * config/alpha/alpha-protos.h: Update.
14985 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14986 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14987 * config/alpha/alpha.md (movsi): Add n alternative.
14988 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14989 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14990 (splitters for all of the above): Use alpha_split_const_mov.
14991 * config/alpha/predicates.md (non_add_const_operand): New.
14992 (non_zero_const_operand): New.
14993 (input_operand): Use alpha_legitimate_constant_p after reload.
14995 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14997 PR tree-optimization/19038
14998 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14999 (add_candidate): Add ivs with increment in latch only if
15000 allow_ip_end_pos_p is true.
15001 (determine_iv_cost): Use empty_block_p.
15003 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
15005 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
15006 (compute_dominance_frontiers): Ditto.
15008 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
15011 * config/sh/t-rtems: New.
15012 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
15014 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15016 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15017 the offset of the selected field.
15019 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15021 * tree-cfg.c (remove_forwarder_block): Fix the check to
15022 prevent a nonlocal label from appearing in the middle of a
15025 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15027 PR rtl-optimization/19462
15028 * reorg.c (find_end_label): Create return insn only if
15029 current_function_epilogue_delay_list is empty.
15031 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15033 * doc/passes.texi: Remove paragraph mentioning new-ra.
15035 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15037 PR rtl-optimization/15139
15038 * combine.c: Include params.h.
15039 (count_rtxs): New function.
15040 (record_value_for_reg): If replace_rtx would replace at least
15041 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15042 (clobber (const_int 0)) instead of TEM.
15043 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15044 * params.h (MAX_LAST_VALUE_RTL): New.
15045 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15046 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15049 * c-typeck.c (digest_init): Only call build_vector if all constructor
15050 elements are *_CST nodes.
15051 * gimplify.c (gimplify_init_constructor): Likewise.
15053 PR middle-end/19164
15054 * c-typeck.c (digest_init): Only call build_vector if inside_init
15057 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15059 * toplev.c (init_asm_output): Remove dead #ifdef.
15061 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15063 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15065 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15067 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15068 accessing DECL_FUNCTION_CODE.
15069 * dojump.c (do_jump): Likewise.
15070 * gimplify.c (gimplify_call_expr): Likewise.
15071 * predict.c (expr_expected_value): Likewise.
15072 (strip_builtin_expect): Likewise.
15073 * tree-inline.c (estimate_num_insns_1): Likewise.
15074 * tree-ssa-loop-im.c (stmt_cost): Likewise
15075 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15076 (tree_expr_nonnegative_p): Likewise.
15078 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15080 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15081 variant of the load_pcrel_sym pattern.
15082 * config/sparc/sparc.md (P macro): Move to the top.
15083 (load_pcrel_sym): Macroize using P.
15084 (save_register_window): Likewise.
15086 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15088 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15089 ("sordered"): Same.
15091 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15094 * c-typeck.c (build_asm_expr): Strip nops off
15095 input memory operands.
15097 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15099 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15100 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15101 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15102 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15104 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15107 * config/i386/i386.c (override_options): If the 80387 is disabled,
15108 then do not return FP values using FP registers.
15110 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15112 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15113 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15114 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15115 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15116 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15117 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15118 output.h, postreload-gcse.c, postreload.c, recog.c,
15119 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15120 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15121 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15122 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15123 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15124 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15125 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15126 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15128 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15129 config/alpha/alpha.c, config/arm/vfp.md,
15130 config/i386/emmintrin.h, config/i386/i386-modes.def,
15131 config/i386/i386-protos.h, config/i386/i386.h,
15132 config/i386/pmmintrin.h, config/i386/ppro.md,
15133 config/i386/predicates.md, config/i386/xmmintrin.h,
15134 config/i860/i860.c, config/ia64/ia64-modes.def,
15135 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15136 config/ia64/ia64.md, config/ia64/itanium1.md,
15137 config/ia64/itanium2.md, config/ia64/predicates.md,
15138 config/iq2000/iq2000.h, config/mips/linux64.h,
15139 config/rs6000/aix41.h, config/rs6000/aix43.h,
15140 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15141 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15142 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15143 config/sparc/linux64.h, config/sparc/litecoff.h,
15144 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15145 config/sparc/sparc.h, config/sparc/sparc.md,
15146 config/sparc/sysv4-only.h: Update copyright.
15148 2005-01-18 Richard Henderson <rth@redhat.com>
15151 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15153 2005-01-18 Marc Espie <espie@openbsd.org>
15154 * config/i386/openbsdelf.h: Typo.
15156 2005-01-18 Richard Henderson <rth@redhat.com>
15158 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15159 special case for sse.
15160 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15162 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15164 * tree-inline.c (estimate_num_insns_1): Added cases for
15165 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15167 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15169 PR rtl-optimization/19296
15170 * combine.c (simplify_comparison): Rewrite the condition under
15171 which a non-paradoxical SUBREG of a PLUS can be lifted when
15172 compared against a constant.
15174 2005-01-18 Andi Kleen <ak@muc.de>
15176 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15177 * c.opt (-Wpointer-sign): Add.
15178 * doc/invoke.texi: (-Wpointer-sign): Add.
15180 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15182 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15183 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15184 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15185 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15186 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15187 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15188 for TARGET_MIX_SSE_I387.
15189 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15190 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15191 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15192 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15193 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15194 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15195 TARGET_MIX_SSE_I387.
15196 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15199 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15202 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15203 Add movaps alternative for xmm reg->reg move.
15205 2005-01-17 Jeff Law <law@redhat.com>
15207 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15208 at the end of the main DOM loop rather than just before DOM exits.
15210 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15212 PR tree-optimization/19121
15213 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15214 adding aliases to a name tag, also add them to the pointer's
15216 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15217 sensitive alias info at all. Only check that the two pointers
15218 have compatible pointed-to sets.
15219 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15220 a pointer's type tag is a superset of the alias set of the
15221 pointer's name tag.
15223 2005-01-17 James E Wilson <wilson@specifixinc.com>
15226 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15227 comment to document why.
15229 2005-01-17 Richard Henderson <rth@redhat.com>
15231 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15232 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15233 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15234 sse2_vmsminv2df3_finite): New.
15235 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15236 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15237 Force op1 into register.
15239 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15241 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15242 bubblestrap from always rebuilding build directory.
15244 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15246 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15247 ("*cmpmem_short"): Likewise.
15249 2005-01-17 Steven Bosscher <stevenb@suse.de>
15251 * basic-block.h: Document BB_* flags.
15252 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15253 use an sbitmap instead.
15254 * sched-rgn.c (compute_trg_info): Likewise.
15256 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15258 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15259 redundant target_cpu_default and extra_parts lines. Use the default
15261 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15262 (SUBTARGET_EXTRA_SPECS): Delete.
15263 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15264 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15265 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15266 and "n32" for -mabi=n32.
15268 2005-01-17 Ian Lance Taylor <ian@airs.com>
15271 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15272 fold constant variables into initial values.
15274 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15276 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15278 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15279 through the statements backward.
15281 2005-01-17 Ian Lance Taylor <ian@airs.com>
15283 PR middle-end/13127:
15284 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15285 a variable set to the return value of the inlined function.
15287 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15289 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15290 when modes are tieable.
15292 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15294 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15295 of pthread_create to find out if threads are enabled.
15296 * gthr-posix95.h (__gthread_active_p): Likewise.
15298 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15300 * common.opt (-fnew-ra): Remove.
15302 * toplev.h (flag_new_regalloc): Remove.
15303 * Makefile.in (ra*.*): Don't mention.
15304 * passes.c (rest_of_handle_new_regalloc): Remove.
15305 (rest_of_handle_combine, rest_of_compilation): Always consider
15306 flag_new_regalloc as false.
15307 * doc/invoke.texi: Don't document -fnew-ra.
15309 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15311 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15312 last parameter to reg_scan.
15313 * loop.c (loop_optimize): Likewise.
15314 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15315 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15316 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15317 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15318 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15319 * regclass.c (reg_scan): Likewise, for the declaration.
15320 * rtl.h (reg_scan): Likewise, for the prototype.
15322 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15324 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15325 mark_dfs_back_edges.
15327 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15329 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15330 (compute_avail): Uses don't go in tmp_gen.
15332 2005-01-16 Steven Bosscher <stevenb@suse.de>
15334 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15335 loop to look for a free slot in a page entry.
15337 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15340 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15341 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15342 just before targetm.asm_out.file_end.
15343 * tree.h (process_pending_assemble_output_defs): Declare.
15344 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15346 (assemble_alias): Defer generation of assembly code for defines when
15347 TARGET_DEFERRED_OUTPUT_DEFS is true.
15348 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15349 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15350 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15352 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15355 * pa.c (pa_scalar_mode_supported_p): New function.
15356 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15357 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15359 * pa-protos.h (prefetch_operand): Delete.
15360 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15361 * pa.c (prefetch_operand): Delete.
15362 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15363 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15364 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15365 and prefetch_nocc_operand.
15366 * pa.md (prefetch): Rework to avoid reload problems handling short
15367 displacements when a cache control completer needs to be provided.
15368 (prefetch_32, prefetch_64): Delete.
15369 (prefetch_cc, prefetch_nocc): New patterns.
15371 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15373 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15375 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15378 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15379 exceeds maximum alignment for global common data.
15380 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15381 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15383 2004-01-15 Roger Sayle <roger@eyesopen.com>
15385 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15387 2004-01-15 Roger Sayle <roger@eyesopen.com>
15389 * harg-reg-set.h (reg_class_names): Prototype global array.
15390 * regclass.c (reg_class_names): Declare here and initialize to
15392 (dump_regclass): Remove local declaration of reg_class_names.
15393 (regclass): Likewise.
15394 * cfg.c (dump_flow_info): Likewise.
15395 * ra-debug.c (reg_class_names): Likewise.
15396 * regrename.c (reg_class_names): Likewise.
15397 * reload.c (reg_class_names): Likewise.
15398 * reload1.c (spill_failure): Likewise.
15399 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15401 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15403 * config/s390/s390.md ("reload_outti"): Remove predicate for
15404 output operand. Abort if operand is not a MEM.
15405 ("reload_outdi", "reload_outdf"): Likewise.
15407 2005-01-15 Marc Espie <espie@openbsd.org>
15409 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15410 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15411 * config/openbsd.h: Fix C++ includes for native configurations.
15412 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15413 Add trampoline support.
15414 * config/i386/openbsdelf.h: New.
15416 2005-01-15 Marc Espie <espie@openbsd.org>
15418 * collect2.c (main): Explicitly parse -dynamic-linker option.
15420 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15422 PR tree-optimization/19060
15423 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15424 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15425 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15426 and handle extract_range_from_cond returning false.
15427 * fold-const.c (fold): Optimize comparisons with min/max even for
15428 width > HOST_BITS_PER_WIDE_INT.
15430 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15432 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15433 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15434 Remove little endian multilib variants.
15435 Add mips32 multilib variant.
15437 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15439 * explow.c (copy_all_reg, stabilize): Remove.
15440 * expr.h: Remove the corresponding prototypes.
15442 * rtlanal.c (regs_set_between_p): Remove.
15443 * rtl.h: Remove the corresponding prototype.
15445 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15447 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15448 to rs6000_nonimmediate_operand.
15449 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15450 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15451 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15452 rs6000_nonimmediate_operand.
15453 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15454 rs6000_nonimmediate_operand.
15456 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15458 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15460 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15462 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15464 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15465 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15467 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15468 (rs6k_nonimmediate_operand): New.
15469 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15471 (legitimate_lo_sum_address_p): Same.
15472 (rs6000_legitimize_address): Same.
15473 (rs6000_legitimize_reload_address): Same.
15474 (rs6000_legitimate_address): Same.
15475 (spe_build_register_parallel): Pass DF and DC modes in a DI
15478 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15479 to rs6k_nonimmediate_operand.
15481 * config/rs6000/spe.md ("*frob_df_di"): New.
15482 ("*frob_di_df"): New.
15483 ("*frob_di_df_2"): New.
15484 ("*mov_sidf_e500_subreg0"): New.
15485 ("*mov_sidf_e500_subreg4"): New.
15486 ("*movdf_e500_double"): Change predicate to
15487 rs6k_nonimmediate_operand.
15489 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15491 * postreload.c (move2add_note_store): Only call
15492 trunc_int_for_mode on scalar integers.
15494 2005-01-14 Steven Bosscher <stevenb@suse.de>
15496 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15497 replace BB_VISITED uses.
15498 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15499 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15500 (tree_dce_done): Free visited_control_parents.
15501 (perform_tree_ssa_dce): Allocate and clear it.
15502 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15503 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15504 instead of BB_VISITED.
15506 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15508 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15509 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15510 Remove unused prototypes.
15512 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15514 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15515 64-bit register usage.
15516 (spe_func_has_64bit_regs_p): Add FIXME note.
15518 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15520 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15521 flag_finite_math_only with flag_unsafe_math_optimizations.
15523 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15525 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15526 end-of-stack check.
15527 (__tpf_eh_return): Copy TPF private stack area from the module
15528 boundary stack frame. Add check for when module addresses are
15529 equal, but no stub address is found.
15531 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15534 * arm.h (struct machine_function): Add call_via field.
15535 (thumb_call_via_label): Declare.
15536 * arm.c (thumb_call_via_label): New variable.
15537 (thumb_call_reg_needed): New variable.
15538 (arm_output_function_epilogue): For Thumb code, output any per-function
15539 call-indirect trampolines.
15540 (thumb_call_via_reg): New function.
15541 (arm_file_end): New function.
15542 (TARGET_ASM_FILE_END): Call arm_file_end.
15543 (aof_file_end): Likewise.
15544 * arm-protos.h (thumb_call_via_reg): Declare.
15545 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15546 thumb_call_via_reg in normal case.
15548 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15550 PR middle-end/19084
15551 PR rtl-optimization/19348
15552 * recog.c (peephole2_optimize): Do global life update if some peephole
15553 decides it doesn't need at least one of its inputs and that change
15554 influences liveness at the start of the basic block.
15556 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15557 arguments instead of 1.
15559 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15561 PR middle-end/18820
15562 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15563 zero for nested functions needing a static chain or functions
15564 with a non-constant address.
15566 2005-01-13 Roger Sayle <roger@eyesopen.com>
15568 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15569 (and (sign_extend X) C) into (zero_extend (and X C)).
15571 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15573 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15575 2005-01-13 Richard Henderson <rth@redhat.com>
15580 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15581 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15582 not just TARGET_SSE.
15583 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15584 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15585 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15586 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15587 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15588 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15589 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15590 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15591 (movdicc_c_rex64): Rename with '*'.
15592 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15593 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15594 (movsfcc_1_387): Rename from movsfcc_1.
15595 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15596 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15597 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15598 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15599 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15600 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15601 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15602 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15603 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15604 sse_movdfcc_const0_4): Remove.
15605 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15606 recognize min/max early. Update for changed sse cmove patterns.
15607 (ix86_split_sse_movcc): New.
15608 * config/i386/i386-protos.h: Update.
15610 2005-01-13 Steven Bosscher <stevenb@suse.de>
15612 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15613 (fix_stmt_v_may_defs): Likewise.
15615 2005-01-13 Richard Henderson <rth@redhat.com>
15617 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15618 for converting the mask.
15620 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15622 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15625 2005-01-13 Richard Henderson <rth@redhat.com>
15627 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15628 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15629 IX86_BUILTIN_MOVDQ2Q): Remove.
15630 (IX86_BUILTIN_VEC_EXT_V4SI): New.
15631 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15632 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15634 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15635 (sse2_pextrw): Fix immediate constraint.
15636 (sse2_loadq, sse2_loadq_rex64): Remove.
15637 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15638 Use __builtin_ia32_vec_ext_<size>.
15639 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15641 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
15643 * function.c (assign_parm_setup_block): Look inside original
15644 entry_parm when inspecting PARALLEL.
15646 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15647 Joel Sherrill <joel@oarcorp.com>
15650 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15651 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15652 rtems_gxx_recursive_mutex_init.
15653 (__gthread_recursive_mutex_lock): New function.
15654 (__gthread_recursive_mutex_trylock): Likewise.
15655 (__gthread_recursive_mutex_unlock): Likewise.
15657 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15659 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15661 2005-01-13 Jan Beulich <jbeulich@novell.com>
15663 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15664 (ashrti3_internal): Indicate output is early clobber. Generate result
15665 into output rather than first input. Use move for low word of output
15666 if shift count is exactly 64.
15667 (lshrti3_internal): Likewise.
15669 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
15673 * reload1.c (delete_output_reload): Don't delete an output reload
15674 if the pseudo lives longer than a single basic block. Adjust and
15675 improve wording of comment.
15677 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
15680 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
15681 of TYPE_SIZE where we mean the number of bytes.
15683 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
15685 * function.c (assign_parm_setup_block): Relax condition on
15686 multi-register optimization.
15688 2005-01-12 Nick Clifton <nickc@redhat.com>
15690 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
15691 an "in_delay_slot" attribute of "no" to prevent them being used in
15692 delay slots. This is forbidden because they might generate
15695 2005-01-12 Alan Modra <amodra@bigpond.net.au>
15698 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
15699 with r->Y and Y->r.
15701 2005-01-12 Nick Clifton <nickc@redhat.com>
15703 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
15704 passed on to GAS) but do not define, as GAS no longer supports or
15705 needs the -m2000 option.
15707 2005-01-11 Roger Sayle <roger@eyesopen.com>
15709 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
15710 type as args of unprototyped builtins aren't automatically promoted.
15711 (fold_builtin_abs): Likewise.
15713 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15715 * Makefile.in: Set a `build-warn' variable.
15717 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15719 PR tree-optimization/17949
15720 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
15721 (find_interesting_uses_address): Use it.
15723 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
15725 * regrename.c (kill_value): Handle subreg's that won't simplify.
15727 2005-01-11 Richard Henderson <rth@redhat.com>
15730 * config/i386/i386.h (enum ix86_builtins): Move ...
15731 * config/i386/i386.c: ... here.
15732 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
15733 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
15734 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
15735 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
15736 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
15737 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
15738 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
15739 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
15740 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
15741 IX86_BUILTIN_LOADDDUP): Remove.
15742 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
15743 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
15744 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
15745 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
15746 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
15747 (ix86_init_builtins): Make static.
15748 (ix86_init_mmx_sse_builtins): Update for changed builtins.
15749 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
15750 if all the modes match. Otherwise, fake it.
15751 (get_element_number, ix86_expand_vec_init_builtin,
15752 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
15753 (ix86_expand_builtin): Make static. Update for changed builtins.
15754 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
15755 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
15756 (ix86_expand_vector_init_duplicate): New.
15757 (ix86_expand_vector_init_low_nonzero): New.
15758 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
15759 Split out from ix86_expand_vector_init; handle integer modes.
15760 (ix86_expand_vector_init): Use them.
15761 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
15762 * config/i386/i386-protos.h: Update.
15763 * config/i386/predicates.md (reg_or_0_operand): New.
15764 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
15765 (movv2sf_internal): Likewise. And a splitter to match them all.
15766 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
15767 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
15768 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
15769 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
15770 (mmx_pinsrw): Fix operand ordering.
15771 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
15772 rather than sse_loadss expander.
15773 (movv2df splitter): Similarly.
15774 (sse_loadss, sse_loadlss): Remove.
15775 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
15776 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
15777 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
15778 (sse3_movddup): Rename with '*'.
15779 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
15780 (sse2_loadsd): Remove.
15781 (vec_dupv2df_sse3): Rename from sse3_loadddup.
15782 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
15783 (sse2_pinsrw): Fix argument ordering.
15784 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
15785 (sse2_stored): Remove 'r' destination.
15786 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
15787 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
15788 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
15789 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
15790 vec_extractv16qi, vec_initv16qi): New.
15792 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
15793 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
15794 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
15796 (_mm_load_pd, _mm_store_pd): Use plain dereference.
15797 (_mm_load_si128, _mm_store_si128): Likewise.
15798 (_mm_load1_pd): Use _mm_set1_pd.
15799 (_mm_load_sd): Use _mm_set_sd.
15800 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
15801 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
15802 (_mm_set_epi64): Use _mm_set_epi64x.
15803 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
15804 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
15805 _mm_setr_epi8): Use _mm_set_foo form.
15806 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
15807 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
15808 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
15809 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
15810 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
15811 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
15812 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
15813 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
15814 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
15815 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
15816 (_mm_movedup_pd): Use _mm_shuffle_pd.
15817 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
15818 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
15819 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
15820 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
15821 Use _mm_setzero_ps.
15822 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
15823 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
15824 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
15825 (_mm_store_ps): Use raw dereference.
15826 (_mm_store1_ps): Use _mm_storeu_ps.
15827 (_mm_storer_ps): Use _mm_store_ps.
15828 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
15829 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
15831 2005-01-11 Stan Shebs <shebs@apple.com>
15833 * config/rs6000/rs6000.c (machopic_output_stub): Issue
15834 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
15836 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
15839 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
15840 Skip all DECLs except for FIELD_DECLs.
15842 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15844 * config/s390/s390.c (override_options): Return error if
15845 -mbackchain, -mpacked-stack and -mhard-float are used together.
15846 (s390_va_start): Remove the backchain && packed-stack special case.
15847 (s390_gimplify_va_arg): Likewise.
15848 * doc/invoke.texi: Remove the ABI incompatibility note.
15850 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15852 * config/s390/s390.c (struct s390_frame_layout): Remove
15854 (s390_frame_info, s390_emit_prologue): Replace occurrences of
15855 save_backchain_p with TARGET_BACKCHAIN.
15857 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15860 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
15861 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
15862 * function.c (locate_and_pad_parm): Set new field.
15863 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
15864 Tweak where_pad test to include "none". Always set mem align for
15866 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
15867 not sufficient for type.
15868 (assign_parm_setup_block): If stack_parm is zero on entry, always
15869 make a new stack local. Block move old stack parm if necessary
15870 to new aligned stack local.
15871 (assign_parm_setup_stack): Use a block move to handle
15872 potentially misaligned entry_parm.
15873 (assign_parms_unsplit_complex): Specify required alignment when
15874 creating stack local.
15875 * calls.c (compute_argument_addresses): Override alignment of stack
15876 arg calculated from its type with the alignment given by
15877 FUNCTION_ARG_BOUNDARY.
15878 (store_one_arg): Likewise.
15880 2005-01-11 Jan Beulich <jbeulich@novell.com>
15882 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
15883 Change respective itanium_class attribute to ialu.
15884 (shladdp4_internal): New.
15885 * config/ia64/predicates.md (shladd_log2_operand): New.
15887 2005-01-11 Richard Henderson <rth@redhat.com>
15889 * expr.c (store_constructor): Use rtvec_alloc instead of
15890 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15892 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
15894 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15896 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15898 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15899 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15900 (TARGET_RWRELOC): Define.
15901 (ia64_rwreloc_section_type_flags): Delete.
15902 (ia64_section_type_flags): New function.
15903 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15904 (TARGET_RWRELOC): Define.
15906 2005-01-10 David Mosberger <davidm@hpl.hp.com>
15909 * config/ia64/ia64.c (process_set): For alloc insn, only call
15910 process_epilogue is !frame_pointer_needed.
15912 2005-01-10 Roger Sayle <roger@eyesopen.com>
15915 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15916 unary operator and can't be treated as a binary/comparison operator.
15918 2005-01-10 Richard Henderson <rth@redhat.com>
15920 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15921 (ix86_return_in_memory): Likewise.
15922 (function_arg_advance): Likewise. Mirror structure in function_arg
15923 for choosing register to advance.
15925 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
15927 * tree-vectorizer.c, tree.def: Fix comment typos.
15929 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
15931 * config/s390/s390.c (struct processor_costs): 4 new fields:
15932 ddbr, ddr, debr, der.
15933 (s390_rtx_costs): More precise handling of divide instructions.
15935 2005-01-10 David Edelsohn <edelsohn@gnu.org>
15937 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15939 2005-01-10 Jan Beulich <jbeulich@novell.com>
15941 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15942 names resulting from -ffunction-sections/-fdata-sections and linkonce
15944 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15945 based on the section name. Rearrange the section name comparison logic
15946 slightly so that each section name is compared against at most once.
15948 2005-01-10 Ben Elliston <bje@au.ibm.com>
15950 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15951 targets for which -fPIC reduces limitations on the GOT size.
15953 2005-01-09 Falk Hueffner <falk@debian.org>
15955 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15958 2005-01-09 David Edelsohn <edelsohn@gnu.org>
15961 * collect2.c (main): Set aixrtl_flag for -brtl option.
15962 (resolve_lib_name): Search for .so file extension before .a
15963 if aixrtl_flag set.
15965 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
15967 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15968 (vect_analyze_data_refs_alignment): Add dump prints.
15970 2005-01-09 Ira Rosen <irar@il.ibm.com>
15972 * tree-vectorizer.c (vect_analyze_offset_expr): Use
15973 expr_invariant_in_loop_p.
15974 Initialize outputs first thing in the function.
15975 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15976 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15977 (vect_analyze_pointer_ref_access): Check that the initial condition of
15978 the access function is loop invariant.
15980 2005-01-09 Richard Henderson <rth@redhat.com>
15982 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15983 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
15984 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
15985 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15986 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15987 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15988 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15989 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15990 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15991 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15992 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15993 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15994 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15995 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15996 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15997 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15998 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15999 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
16000 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
16001 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
16002 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
16003 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
16004 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
16006 (mmx_clrdi, pavgusb): Remove.
16007 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
16008 with leading sse_ prefix.
16009 * config/i386/sse.md: Receive them.
16010 * config/i386/mmx.md: New file.
16011 (MMXMODE12, MMXMODE24, mmxvecsize): New.
16012 (subrv2sf3): Turn into expander for normal subtraction.
16013 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
16014 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16015 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16016 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16017 commutative; use ix86_binary_operator_ok.
16018 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16019 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16020 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16021 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16022 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16023 Macroize from existing patterns; use ix86_binary_operator_ok.
16024 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16025 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16026 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16027 with vec_select+vec_concat.
16028 (mmx_pshufw, mmx_pshufw_1): Likewise.
16029 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16030 (mmx_uavgv4hi3): Model correctly.
16031 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16032 _mm_xor_si64): Remove casts.
16034 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16036 PR tree-optimization/19224
16037 * tree-scalar-evolution.c (get_instantiated_value,
16038 set_instantiated_value): New functions.
16039 (instantiate_parameters_1): Cache the results.
16040 (instantiate_parameters, resolve_mixers): Initialize and free
16043 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16045 * config/i386/i386.md (addhi_4): Correct reference in comment.
16048 2005-01-08 Richard Henderson <rth@redhat.com>
16050 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16051 (_mm_cvtsi128_si64x): Likewise.
16052 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16053 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16054 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16055 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16056 * config/i386/i386-protos.h: Update.
16057 * config/i386/i386.c (print_operand): Add 'H'.
16058 (ix86_fixup_binary_operands): Split out from ...
16059 (ix86_expand_binary_operator): ... here.
16060 (ix86_fixup_binary_operands_no_copy): New.
16061 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16062 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16063 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16064 (safe_vector_operand): Use CONST0_RTX.
16065 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16066 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16067 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16068 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16070 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16071 (IX86_BUILTIN_CMPNGESS): New.
16072 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16073 (attr type): Add sselog1.
16074 (attr unit, attr memory): Handle it.
16075 (movti, movti_internal, movti_rex64): Move near other integer moves.
16076 (movtf, movtf_internal): Move near other fp moves.
16077 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16078 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16079 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16080 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16081 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16082 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16083 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16084 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16085 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16086 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16087 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16088 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16089 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16090 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16091 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16092 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16093 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16094 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16095 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16096 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16097 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16098 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16099 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16100 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16101 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16102 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16103 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16104 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16105 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16106 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16107 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16108 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16109 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16110 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16111 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16112 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16113 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16114 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16115 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16116 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16117 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16118 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16119 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16120 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16122 (SSEPUSH, push<SSEPUSH>): Remove.
16123 (MMXPUSH, push<MMXPUSH>): Remove.
16124 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16125 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16126 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16127 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16128 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16129 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16130 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16131 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16132 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16133 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16134 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16135 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16136 (ppro_sse_log_V4SF): Handle sselog1.
16137 * config/i386/predicates.md (const_0_to_1_operand): New.
16138 (const_0_to_255_mul_8_operand): New.
16139 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16140 (const_2_to_3_operand, const_4_to_7_operand): New.
16141 * config/i386/sse.md: New file.
16142 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16143 (sse_movups): Rename from sse_movups_1.
16144 (sse_loadlss): Rename from sse_loadss_1.
16145 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16147 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16148 (absv4sf2, negv2df, absv2df): New.
16149 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16150 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16151 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16152 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16153 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16154 (sse3_addsubv4sf3): Model correctly.
16155 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16156 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16157 (sse_movhlps): Model with vec_select+vec_concat.
16158 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16159 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16160 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16161 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16162 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16163 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16164 sse2_pshufhw_1): Likewise.
16165 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16166 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16167 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16168 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16169 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16170 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16171 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16172 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16173 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16174 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16175 sminv8hi3): Mark commutative
16176 operands. Use ix86_binary_operator_ok.
16177 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16178 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16179 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16180 sse2_punpcklqdq): Allow operand2 in memory.
16181 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16182 sse2_movsd): Add memory alternatives.
16183 (sse_storelps): Turn expander into an insn; split after reload.
16184 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16185 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16187 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16189 * configure.ac (DWARF-2 debug_line): Use objdump.
16190 * configure: Regenerate.
16192 2005-01-08 Jeff Law <law@redhat.com>
16193 Diego Novillo <dnovillo@redhat.com>
16195 PR tree-optimization/18241
16196 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16197 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16198 statements with volatile operands.
16199 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16200 operands after marking a statement with has_volatile_ops.
16202 2005-01-08 Roger Sayle <roger@eyesopen.com>
16204 * tree.c (int_fits_type_p): Always honor integer constant
16205 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16207 2005-01-08 Roger Sayle <roger@eyesopen.com>
16209 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16210 the latent bug in rtl_delete_block has been resolved.
16212 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16214 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16215 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16217 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16219 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16220 library as @multilib_dir@/$(SHLIB_SONAME).
16222 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16224 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16225 * configure: Regenerate.
16227 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16229 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16232 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16235 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16236 Convert non-word aligned offset address using ld/std into
16239 2005-01-07 Richard Henderson <rth@redhat.com>
16241 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16243 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16245 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16247 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16249 PR tree-optimization/19283
16250 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16251 is not shorter than the original type.
16253 PR rtl-optimization/19012
16254 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16256 PR rtl-optimization/18861
16257 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16258 (FULL_STATE): Define.
16259 (mark_tablejump_edge): New function.
16260 (purge_dead_tablejump_edges): New function.
16261 (find_bb_boundaries): Use it.
16263 PR tree-optimization/18828
16264 * builtins.c (expand_builtin_next_arg): Remove argument and all
16265 the argument checking.
16266 (expand_builtin): Adjust caller.
16267 (expand_builtin_va_start): Likewise. Remove error for too many
16269 (fold_builtin_next_arg): Issue error for too many arguments.
16270 After checking arguments, replace them with magic arguments that
16271 prevent further checking of the args.
16273 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16275 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16277 2005-01-06 Roger Sayle <roger@eyesopen.com>
16280 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16281 and %{.S:...} (and their negative variants) to test whether the
16282 input file is assembler or pre-processed-assembler independent of
16283 the actual filename extension.
16285 2005-01-06 Roger Sayle <roger@eyesopen.com>
16287 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16288 of sign or zero extended values.
16290 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16292 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16293 for IBM long double format correctly.
16295 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16297 Fix PR tree-optimization/18792
16299 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16300 to first_loop_depth, and use loop depth instead of loop number.
16301 (build_classic_dir_vector): Ditto.
16302 (compute_data_dependences_for_loop): Use depth, not loop number.
16303 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16304 number. Pass in loops, instead of loop numbers.
16305 (gather_interchange_stats): Ditto.
16306 (linear_transform_loops): Ditto.
16308 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16311 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16312 biv_fits_mode_p, extension_within_bounds_p): New functions.
16313 (check_ext_dependent_givs): Use them.
16315 2005-01-06 Roger Sayle <roger@eyesopen.com>
16317 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16318 more than one barrier, in which case we should delete them all.
16320 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16322 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16324 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16326 Fix PR middle-end/19286
16328 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16329 output this subprogram, simply ignore this attempt to do it again.
16330 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16331 origin attribute if it's not possible.
16332 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16333 (decls_for_scope): Ditto.
16334 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16335 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16337 2005-01-05 Richard Henderson <rth@redhat.com>
16340 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16341 (bdesc_2arg): Use it.
16342 (ix86_expand_binop_builtin): Force operands into registers
16344 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16345 ix86_expand_sse_compare, ix86_expand_sse_comi,
16346 ix86_expand_builtin): Likewise.
16348 2005-01-05 Richard Henderson <rth@redhat.com>
16350 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16352 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16353 (mulv4hi3): Set itanium_class mmmul.
16354 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16355 (fpack): Rename from fpack_sfsf.
16357 2005-01-05 Richard Henderson <rth@redhat.com>
16360 * reload1.c (do_input_reload): Restrict the optimization deleteing
16361 a previous output reload to RELOAD_FOR_INPUT.
16363 2005-01-05 Steven Bosscher <stevenb@suse.de>
16365 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16366 comment that we fall through after case.
16367 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16368 (distribute_links): Likewise.
16369 * cse.c (cse_insn): Likewise.
16370 * cselib.c (cselib_invalidate_mem): Likewise.
16371 * df.c: Update comments at the top of the file.
16372 (read_modify_subreg_p): Update comments here too.
16373 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16374 * flow.c (mark_set_1): Likewise.
16375 (mark_used_regs): Likewise.
16376 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16377 (canon_list_insert): Likewise.
16378 (mark_set): Likewise.
16379 (try_replace_reg): Likewise.
16380 (store_killed_in_insn): Likewise.
16381 * loop.c (count_one_set): Likewise.
16382 (basic_induction_var): Likewise.
16383 * postreload-gcse.c (find_mem_conflicts): Likewise.
16384 * postreload.c (reload_combine_note_store): Likewise.
16385 (move2add_note_store): Likewise.
16386 * reload.c (find_equiv_reg): Likewise.
16387 (mark_referenced_resources): Likewise.
16388 * rtlanal.c (set_noop_p): Likewise.
16389 (note_stores): Likewise.
16390 (note_uses): Likewise.
16391 * sched-deps.c (sched_analyze_1): Likewise.
16392 * sched-rgn.c (check_live_1): Likewise.
16393 (update_live_1): Likewise.
16394 * config/i860/i860.c: Likewise.
16396 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16398 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16400 * doc/rtl.texi: Update documentation for bit-fields and SET.
16402 2005-01-05 Roger Sayle <roger@eyesopen.com>
16404 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16406 2005-01-05 Jan Hubicka <jh@suse.cz>
16407 Richard Henderson <rth@redhat.com>
16410 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16413 2005-01-05 Richard Henderson <rth@redhat.com>
16416 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16417 (sse_shufps): Change operand 3 to const_int_operand.
16418 (sse2_storelps): Fix typo in template.
16419 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16420 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16421 (ix86_expand_builtin): Likewise.
16423 2005-01-05 Julian Brown <julian@codesourcery.com>
16425 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16426 as aggregates for AAPCS ABIs.
16428 2005-01-05 Stan Shebs <shebs@apple.com>
16430 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16431 Mach-O getters if ppc64.
16432 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16434 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16435 signed four-byte field for global code case.
16436 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16438 2005-01-05 Roger Sayle <roger@eyesopen.com>
16440 PR middle-end/19100
16441 * c-common.c: Include real.h.
16442 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16443 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16444 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16445 * Makefile.in (c-common.o): Update dependencies.
16447 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16449 * c-parse.in (asm_string): Add trailing semicolon.
16451 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16453 * c-parse.in (asm_string): New. Don't allow wide strings in
16455 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16456 asm_string instead of STRING.
16458 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16460 * c-typeck.c (constructor_no_implicit): Remove.
16461 (set_designator, process_init_element): Don't check
16462 constructor_no_implicit.
16464 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16465 Kaz Kojima <kkojima@gcc.gnu.org>
16468 * lcm.c (create_pre_exit): New.
16469 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16470 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16472 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16474 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16475 -msoft-float in target_float_switch.
16476 * arm.c (arm_override_options): Fix processing of target_float_switch.
16478 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16480 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16483 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16485 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16486 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16488 2005-01-04 Roger Sayle <roger@eyesopen.com>
16490 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16491 if deleting the then-block allows the test-block to fallthru to the
16494 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16497 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16498 after the full declaration if the are in two different TUs.
16500 2005-01-04 Richard Henderson <rth@redhat.com>
16503 * tree-sra.c (generate_one_element_init): Just
16504 call gimplify_and_add.
16505 (generate_element_init): Record the
16506 new referenced variables and mark them for renaming
16507 and split out to ...
16508 (generate_element_init_1): This.
16509 (scalarize_init): Don't call push_gimplify_context/
16510 pop_gimplify_context.
16512 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16514 * toplev.c (get_src_pwd): Handle failure of getpwd().
16516 2005-01-04 Roger Sayle <roger@eyesopen.com>
16518 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16520 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16521 all the cases handled by it are inverted by invert_truthvalue.
16523 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16525 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16526 (save_register_windowsi): Likewise.
16528 2005-01-04 Richard Henderson <rth@redhat.com>
16530 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16532 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16534 PR middle-end/17767
16535 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16536 any simplifications of vector mode comparison operators.
16537 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16539 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16540 Devang Patel <dpatel@apple.com>
16542 PR tree-optimization/18308
16543 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16544 the operands before creating a new expression.
16545 * dojump.c (do_jump): Make drop_through_label available
16546 for all cases. Add expansion of COND_EXPR.
16548 2005-01-04 Ira Rosen <irar@il.ibm.com>
16550 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16551 INTEGER_CST instead of TREE_CONSTANT.
16552 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16553 instead of TREE_CONSTANT.
16554 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16555 instead of TREE_CONSTANT.
16557 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16559 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16561 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16564 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16565 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16567 2005-01-03 Richard Henderson <rth@redhat.com>
16569 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16570 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16571 fold_convert_const_real_from_real): Split out from ...
16572 (fold_convert_const): ... here.
16574 2005-01-03 Richard Henderson <rth@redhat.com>
16577 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16578 (mov<MMXMODEI>_internal): Likewise.
16579 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16580 Add V2SF case; use it for SSE1; don't use TI.
16581 (movdf_integer): Likewise.
16582 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16584 2005-01-03 Ira Rosen <irar@il.ibm.com>
16586 * tree-vectorizer.c (vect_strip_conversions): New function.
16587 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16588 check for binary class.
16590 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16594 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16596 * gimple-low.c (mark_blocks_with_used_vars): New function.
16597 (mark_blocks_with_used_subblocks): Ditto.
16598 (mark_used_blocks): Ditto.
16599 (pass_mark_used_blocks): New pass.
16600 * tree-inline.c: Include debug.h.
16601 (expand_call_inline): Call outlining_inline_function here.
16602 * tree-optimize.c (init_tree_optimization_passes): Add
16603 pass_mark_used_blocks.
16604 * tree-pass.h (pass_mark_used_blocks): New.
16605 * Makefile.in (tree-inline.o): Add debug.h dependency.
16607 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16609 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16610 VAR_DECLs to have weak_import attribute.
16612 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16615 2004-01-03 Steven Bosscher <stevenb@suse.de>
16617 * passes.c (rest_of_compilation): Don't run regmove if only
16618 flag_expensive_optimizations, require flag_regmove instead.
16620 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16622 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16624 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16625 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16626 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16627 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16629 2005-01-03 Richard Henderson <rth@redhat.com>
16631 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16632 (ia64_const_ok_for_letter_p): New.
16633 (ia64_const_double_ok_for_letter_p): New.
16634 (ia64_extra_constraint): New.
16635 (ia64_expand_vecint_compare): New.
16636 (ia64_expand_vcondu_v2si): New.
16637 (ia64_expand_vecint_cmov): New.
16638 (ia64_expand_vecint_minmax): New.
16639 (ia64_print_operand): Add 'v'.
16640 (ia64_preferred_reload_class): New.
16641 (ia64_vector_mode_supported_p): New.
16642 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16643 (PREFERRED_RELOAD_CLASS): Move to function.
16644 (CONST_OK_FOR_LETTER_P): Move to function.
16645 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16646 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16647 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16648 (EXTRA_CONSTRAINT): Move to function.
16649 * config/ia64/ia64.md: Include vect.md.
16650 (itanium_class): Add mmalua.
16652 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
16654 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16655 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16657 (const_int_2bit_operand): New.
16658 (fr_reg_or_0_operand): New.
16659 * config/ia64/ia64-modes.def: Add vector modes.
16660 * config/ia64/ia64-protos.h: Update.
16661 * config/ia64/vect.md: New file.
16663 2005-01-03 Richard Henderson <rth@redhat.com>
16665 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16667 2005-01-03 Uros Bizjak <uros@kss-loka.si>
16670 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16672 (log1pdf2): Change mode of operands[0,1] to DFmode.
16674 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16676 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16677 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
16678 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
16679 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
16680 SPARC_RELAXED_ORDERING.
16682 2005-01-03 Richard Henderson <rth@redhat.com>
16683 Uros Bizjak <uros@kss-loka.si>
16686 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
16687 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
16688 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
16690 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
16691 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
16692 const_pow2_1_to_128_operand): New predicates.
16694 2005-01-02 Greg McGary <greg@mcgary.org>
16696 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
16698 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
16699 object. [ptr_type]: Remove unused variable.
16700 Remember nearest addressable array-element or record-component
16701 when checking bitfield components. Tolerate empty BIND_EXPR.
16703 2005-01-01 Richard Henderson <rth@redhat.com>
16705 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
16706 that don't narrow the value. Fail for other conversions.
16708 2005-01-01 Richard Henderson <rth@redhat.com>
16711 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
16712 * c-lang.c (finish_file): Don't do it here.
16713 * objc/objc-act.c (objc_finish_file): Likewise.
16715 * cgraph.c (decl_assembler_name_equal): New.
16716 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
16717 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
16718 * cgraph.h (struct cgraph_varpool_node): Add next.
16719 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
16720 * varasm.c (assemble_alias): Mark the target as needed.
16722 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
16724 PR middle-end/19221
16725 * function.c (get_arg_pointer_save_area): Use entry_of_function
16726 instead of get_insns.
16728 2005-01-01 Roger Sayle <roger@eyesopen.com>
16729 Andrew Pinski <pinskia@physics.uc.edu>
16730 James E. Wilson <wilson@specifixinc.com>
16732 PR rtl-optimization/12092
16733 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
16736 2005-01-01 Roger Sayle <roger@eyesopen.com>
16737 Olivier Hainque <hainque@act-europe.fr>
16739 * tree.c (int_fits_type_p): A narrower type always fits in a
16740 wider one, except for negative values into unsigned types.
16742 2005-01-01 Roger Sayle <roger@eyesopen.com>
16744 * tree.c (int_fits_type_p): Compare the result of force_fit_type
16745 with the original constant rather than require TREE_OVERFLOW.
16747 2005-01-01 Steven Bosscher <stevenb@suse.de>
16749 PR middle-end/17544
16750 * c-decl.c (finish_function): If compiling C99, annotate the
16751 compiler generated return with the current file name and line 0.
16752 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
16753 the source line is greater than 0.
16754 (remove_bb): Likewise.